/* vi:set ts=8 sts=4 sw=4 noet: * * VIM - Vi IMproved by Bram Moolenaar * * Do ":help uganda" in Vim to read copying and usage conditions. * Do ":help credits" in Vim to see a list of people who contributed. * See README.txt for an overview of the Vim source code. */ /* * Highlighting stuff. * Includes highlighting matches. */ #include "vim.h" #define SG_TERM 1 // term has been set #define SG_CTERM 2 // cterm has been set #define SG_GUI 4 // gui has been set #define SG_LINK 8 // link has been set /* * The "term", "cterm" and "gui" arguments can be any combination of the * following names, separated by commas (but no spaces!). */ static char *(hl_name_table[]) = {"bold", "standout", "underline", "undercurl", "italic", "reverse", "inverse", "nocombine", "strikethrough", "NONE"}; static int hl_attr_table[] = {HL_BOLD, HL_STANDOUT, HL_UNDERLINE, HL_UNDERCURL, HL_ITALIC, HL_INVERSE, HL_INVERSE, HL_NOCOMBINE, HL_STRIKETHROUGH, 0}; #define ATTR_COMBINE(attr_a, attr_b) ((((attr_b) & HL_NOCOMBINE) ? attr_b : (attr_a)) | (attr_b)) /* * Structure that stores information about a highlight group. * The ID of a highlight group is also called group ID. It is the index in * the highlight_ga array PLUS ONE. */ typedef struct { char_u *sg_name; // highlight group name char_u *sg_name_u; // uppercase of sg_name int sg_cleared; // "hi clear" was used // for normal terminals int sg_term; // "term=" highlighting attributes char_u *sg_start; // terminal string for start highl char_u *sg_stop; // terminal string for stop highl int sg_term_attr; // Screen attr for term mode // for color terminals int sg_cterm; // "cterm=" highlighting attr int sg_cterm_bold; // bold attr was set for light color int sg_cterm_fg; // terminal fg color number + 1 int sg_cterm_bg; // terminal bg color number + 1 int sg_cterm_attr; // Screen attr for color term mode // for when using the GUI #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) guicolor_T sg_gui_fg; // GUI foreground color handle guicolor_T sg_gui_bg; // GUI background color handle #endif #ifdef FEAT_GUI guicolor_T sg_gui_sp; // GUI special color handle GuiFont sg_font; // GUI font handle #ifdef FEAT_XFONTSET GuiFontset sg_fontset; // GUI fontset handle #endif char_u *sg_font_name; // GUI font or fontset name int sg_gui_attr; // Screen attr for GUI mode #endif #if defined(FEAT_GUI) || defined(FEAT_EVAL) // Store the sp color name for the GUI or synIDattr() int sg_gui; // "gui=" highlighting attributes char_u *sg_gui_fg_name;// GUI foreground color name char_u *sg_gui_bg_name;// GUI background color name char_u *sg_gui_sp_name;// GUI special color name #endif int sg_link; // link to this highlight group ID int sg_set; // combination of SG_* flags #ifdef FEAT_EVAL sctx_T sg_script_ctx; // script in which the group was last set #endif } hl_group_T; // highlight groups for 'highlight' option static garray_T highlight_ga; #define HL_TABLE() ((hl_group_T *)((highlight_ga.ga_data))) /* * An attribute number is the index in attr_table plus ATTR_OFF. */ #define ATTR_OFF (HL_ALL + 1) static void syn_unadd_group(void); static void set_hl_attr(int idx); static void highlight_list_one(int id); static int highlight_list_arg(int id, int didh, int type, int iarg, char_u *sarg, char *name); static int syn_add_group(char_u *name); static int hl_has_settings(int idx, int check_link); static void highlight_clear(int idx); #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) static void gui_do_one_color(int idx, int do_menu, int do_tooltip); #endif #ifdef FEAT_GUI static int set_group_colors(char_u *name, guicolor_T *fgp, guicolor_T *bgp, int do_menu, int use_norm, int do_tooltip); static void hl_do_font(int idx, char_u *arg, int do_normal, int do_menu, int do_tooltip, int free_font); #endif /* * The default highlight groups. These are compiled-in for fast startup and * they still work when the runtime files can't be found. * When making changes here, also change runtime/colors/default.vim! * The #ifdefs are needed to reduce the amount of static data. Helps to make * the 16 bit DOS (museum) version compile. */ #if defined(FEAT_GUI) || defined(FEAT_EVAL) # define CENT(a, b) b #else # define CENT(a, b) a #endif static char *(highlight_init_both[]) = { CENT("ErrorMsg term=standout ctermbg=DarkRed ctermfg=White", "ErrorMsg term=standout ctermbg=DarkRed ctermfg=White guibg=Red guifg=White"), CENT("IncSearch term=reverse cterm=reverse", "IncSearch term=reverse cterm=reverse gui=reverse"), CENT("ModeMsg term=bold cterm=bold", "ModeMsg term=bold cterm=bold gui=bold"), CENT("NonText term=bold ctermfg=Blue", "NonText term=bold ctermfg=Blue gui=bold guifg=Blue"), CENT("StatusLine term=reverse,bold cterm=reverse,bold", "StatusLine term=reverse,bold cterm=reverse,bold gui=reverse,bold"), CENT("StatusLineNC term=reverse cterm=reverse", "StatusLineNC term=reverse cterm=reverse gui=reverse"), "default link EndOfBuffer NonText", CENT("VertSplit term=reverse cterm=reverse", "VertSplit term=reverse cterm=reverse gui=reverse"), #ifdef FEAT_CLIPBOARD CENT("VisualNOS term=underline,bold cterm=underline,bold", "VisualNOS term=underline,bold cterm=underline,bold gui=underline,bold"), #endif #ifdef FEAT_DIFF CENT("DiffText term=reverse cterm=bold ctermbg=Red", "DiffText term=reverse cterm=bold ctermbg=Red gui=bold guibg=Red"), #endif CENT("PmenuSbar ctermbg=Grey", "PmenuSbar ctermbg=Grey guibg=Grey"), CENT("TabLineSel term=bold cterm=bold", "TabLineSel term=bold cterm=bold gui=bold"), CENT("TabLineFill term=reverse cterm=reverse", "TabLineFill term=reverse cterm=reverse gui=reverse"), #ifdef FEAT_GUI "Cursor guibg=fg guifg=bg", "lCursor guibg=fg guifg=bg", // should be different, but what? #endif "default link QuickFixLine Search", CENT("Normal cterm=NONE", "Normal gui=NONE"), NULL }; // Default colors only used with a light background. static char *(highlight_init_light[]) = { CENT("Directory term=bold ctermfg=DarkBlue", "Directory term=bold ctermfg=DarkBlue guifg=Blue"), CENT("LineNr term=underline ctermfg=Brown", "LineNr term=underline ctermfg=Brown guifg=Brown"), CENT("CursorLineNr term=bold cterm=underline ctermfg=Brown", "CursorLineNr term=bold cterm=underline ctermfg=Brown gui=bold guifg=Brown"), CENT("MoreMsg term=bold ctermfg=DarkGreen", "MoreMsg term=bold ctermfg=DarkGreen gui=bold guifg=SeaGreen"), CENT("Question term=standout ctermfg=DarkGreen", "Question term=standout ctermfg=DarkGreen gui=bold guifg=SeaGreen"), CENT("Search term=reverse ctermbg=Yellow ctermfg=NONE", "Search term=reverse ctermbg=Yellow ctermfg=NONE guibg=Yellow guifg=NONE"), #ifdef FEAT_SPELL CENT("SpellBad term=reverse ctermbg=LightRed", "SpellBad term=reverse ctermbg=LightRed guisp=Red gui=undercurl"), CENT("SpellCap term=reverse ctermbg=LightBlue", "SpellCap term=reverse ctermbg=LightBlue guisp=Blue gui=undercurl"), CENT("SpellRare term=reverse ctermbg=LightMagenta", "SpellRare term=reverse ctermbg=LightMagenta guisp=Magenta gui=undercurl"), CENT("SpellLocal term=underline ctermbg=Cyan", "SpellLocal term=underline ctermbg=Cyan guisp=DarkCyan gui=undercurl"), #endif CENT("PmenuThumb ctermbg=Black", "PmenuThumb ctermbg=Black guibg=Black"), CENT("Pmenu ctermbg=LightMagenta ctermfg=Black", "Pmenu ctermbg=LightMagenta ctermfg=Black guibg=LightMagenta"), CENT("PmenuSel ctermbg=LightGrey ctermfg=Black", "PmenuSel ctermbg=LightGrey ctermfg=Black guibg=Grey"), CENT("SpecialKey term=bold ctermfg=DarkBlue", "SpecialKey term=bold ctermfg=DarkBlue guifg=Blue"), CENT("Title term=bold ctermfg=DarkMagenta", "Title term=bold ctermfg=DarkMagenta gui=bold guifg=Magenta"), CENT("WarningMsg term=standout ctermfg=DarkRed", "WarningMsg term=standout ctermfg=DarkRed guifg=Red"), #ifdef FEAT_WILDMENU CENT("WildMenu term=standout ctermbg=Yellow ctermfg=Black", "WildMenu term=standout ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), #endif #ifdef FEAT_FOLDING CENT("Folded term=standout ctermbg=Grey ctermfg=DarkBlue", "Folded term=standout ctermbg=Grey ctermfg=DarkBlue guibg=LightGrey guifg=DarkBlue"), CENT("FoldColumn term=standout ctermbg=Grey ctermfg=DarkBlue", "FoldColumn term=standout ctermbg=Grey ctermfg=DarkBlue guibg=Grey guifg=DarkBlue"), #endif #ifdef FEAT_SIGNS CENT("SignColumn term=standout ctermbg=Grey ctermfg=DarkBlue", "SignColumn term=standout ctermbg=Grey ctermfg=DarkBlue guibg=Grey guifg=DarkBlue"), #endif CENT("Visual term=reverse", "Visual term=reverse guibg=LightGrey"), #ifdef FEAT_DIFF CENT("DiffAdd term=bold ctermbg=LightBlue", "DiffAdd term=bold ctermbg=LightBlue guibg=LightBlue"), CENT("DiffChange term=bold ctermbg=LightMagenta", "DiffChange term=bold ctermbg=LightMagenta guibg=LightMagenta"), CENT("DiffDelete term=bold ctermfg=Blue ctermbg=LightCyan", "DiffDelete term=bold ctermfg=Blue ctermbg=LightCyan gui=bold guifg=Blue guibg=LightCyan"), #endif CENT("TabLine term=underline cterm=underline ctermfg=black ctermbg=LightGrey", "TabLine term=underline cterm=underline ctermfg=black ctermbg=LightGrey gui=underline guibg=LightGrey"), #ifdef FEAT_SYN_HL CENT("CursorColumn term=reverse ctermbg=LightGrey", "CursorColumn term=reverse ctermbg=LightGrey guibg=Grey90"), CENT("CursorLine term=underline cterm=underline", "CursorLine term=underline cterm=underline guibg=Grey90"), CENT("ColorColumn term=reverse ctermbg=LightRed", "ColorColumn term=reverse ctermbg=LightRed guibg=LightRed"), #endif #ifdef FEAT_CONCEAL CENT("Conceal ctermbg=DarkGrey ctermfg=LightGrey", "Conceal ctermbg=DarkGrey ctermfg=LightGrey guibg=DarkGrey guifg=LightGrey"), #endif CENT("MatchParen term=reverse ctermbg=Cyan", "MatchParen term=reverse ctermbg=Cyan guibg=Cyan"), #ifdef FEAT_TERMINAL CENT("StatusLineTerm term=reverse,bold cterm=bold ctermfg=White ctermbg=DarkGreen", "StatusLineTerm term=reverse,bold cterm=bold ctermfg=White ctermbg=DarkGreen gui=bold guifg=bg guibg=DarkGreen"), CENT("StatusLineTermNC term=reverse ctermfg=White ctermbg=DarkGreen", "StatusLineTermNC term=reverse ctermfg=White ctermbg=DarkGreen guifg=bg guibg=DarkGreen"), #endif #ifdef FEAT_MENU CENT("ToolbarLine term=underline ctermbg=LightGrey", "ToolbarLine term=underline ctermbg=LightGrey guibg=LightGrey"), CENT("ToolbarButton cterm=bold ctermfg=White ctermbg=DarkGrey", "ToolbarButton cterm=bold ctermfg=White ctermbg=DarkGrey gui=bold guifg=White guibg=Grey40"), #endif NULL }; // Default colors only used with a dark background. static char *(highlight_init_dark[]) = { CENT("Directory term=bold ctermfg=LightCyan", "Directory term=bold ctermfg=LightCyan guifg=Cyan"), CENT("LineNr term=underline ctermfg=Yellow", "LineNr term=underline ctermfg=Yellow guifg=Yellow"), CENT("CursorLineNr term=bold cterm=underline ctermfg=Yellow", "CursorLineNr term=bold cterm=underline ctermfg=Yellow gui=bold guifg=Yellow"), CENT("MoreMsg term=bold ctermfg=LightGreen", "MoreMsg term=bold ctermfg=LightGreen gui=bold guifg=SeaGreen"), CENT("Question term=standout ctermfg=LightGreen", "Question term=standout ctermfg=LightGreen gui=bold guifg=Green"), CENT("Search term=reverse ctermbg=Yellow ctermfg=Black", "Search term=reverse ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), CENT("SpecialKey term=bold ctermfg=LightBlue", "SpecialKey term=bold ctermfg=LightBlue guifg=Cyan"), #ifdef FEAT_SPELL CENT("SpellBad term=reverse ctermbg=Red", "SpellBad term=reverse ctermbg=Red guisp=Red gui=undercurl"), CENT("SpellCap term=reverse ctermbg=Blue", "SpellCap term=reverse ctermbg=Blue guisp=Blue gui=undercurl"), CENT("SpellRare term=reverse ctermbg=Magenta", "SpellRare term=reverse ctermbg=Magenta guisp=Magenta gui=undercurl"), CENT("SpellLocal term=underline ctermbg=Cyan", "SpellLocal term=underline ctermbg=Cyan guisp=Cyan gui=undercurl"), #endif CENT("PmenuThumb ctermbg=White", "PmenuThumb ctermbg=White guibg=White"), CENT("Pmenu ctermbg=Magenta ctermfg=Black", "Pmenu ctermbg=Magenta ctermfg=Black guibg=Magenta"), CENT("PmenuSel ctermbg=Black ctermfg=DarkGrey", "PmenuSel ctermbg=Black ctermfg=DarkGrey guibg=DarkGrey"), CENT("Title term=bold ctermfg=LightMagenta", "Title term=bold ctermfg=LightMagenta gui=bold guifg=Magenta"), CENT("WarningMsg term=standout ctermfg=LightRed", "WarningMsg term=standout ctermfg=LightRed guifg=Red"), #ifdef FEAT_WILDMENU CENT("WildMenu term=standout ctermbg=Yellow ctermfg=Black", "WildMenu term=standout ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), #endif #ifdef FEAT_FOLDING CENT("Folded term=standout ctermbg=DarkGrey ctermfg=Cyan", "Folded term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=DarkGrey guifg=Cyan"), CENT("FoldColumn term=standout ctermbg=DarkGrey ctermfg=Cyan", "FoldColumn term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=Grey guifg=Cyan"), #endif #ifdef FEAT_SIGNS CENT("SignColumn term=standout ctermbg=DarkGrey ctermfg=Cyan", "SignColumn term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=Grey guifg=Cyan"), #endif CENT("Visual term=reverse", "Visual term=reverse guibg=DarkGrey"), #ifdef FEAT_DIFF CENT("DiffAdd term=bold ctermbg=DarkBlue", "DiffAdd term=bold ctermbg=DarkBlue guibg=DarkBlue"), CENT("DiffChange term=bold ctermbg=DarkMagenta", "DiffChange term=bold ctermbg=DarkMagenta guibg=DarkMagenta"), CENT("DiffDelete term=bold ctermfg=Blue ctermbg=DarkCyan", "DiffDelete term=bold ctermfg=Blue ctermbg=DarkCyan gui=bold guifg=Blue guibg=DarkCyan"), #endif CENT("TabLine term=underline cterm=underline ctermfg=white ctermbg=DarkGrey", "TabLine term=underline cterm=underline ctermfg=white ctermbg=DarkGrey gui=underline guibg=DarkGrey"), #ifdef FEAT_SYN_HL CENT("CursorColumn term=reverse ctermbg=DarkGrey", "CursorColumn term=reverse ctermbg=DarkGrey guibg=Grey40"), CENT("CursorLine term=underline cterm=underline", "CursorLine term=underline cterm=underline guibg=Grey40"), CENT("ColorColumn term=reverse ctermbg=DarkRed", "ColorColumn term=reverse ctermbg=DarkRed guibg=DarkRed"), #endif CENT("MatchParen term=reverse ctermbg=DarkCyan", "MatchParen term=reverse ctermbg=DarkCyan guibg=DarkCyan"), #ifdef FEAT_CONCEAL CENT("Conceal ctermbg=DarkGrey ctermfg=LightGrey", "Conceal ctermbg=DarkGrey ctermfg=LightGrey guibg=DarkGrey guifg=LightGrey"), #endif #ifdef FEAT_TERMINAL CENT("StatusLineTerm term=reverse,bold cterm=bold ctermfg=Black ctermbg=LightGreen", "StatusLineTerm term=reverse,bold cterm=bold ctermfg=Black ctermbg=LightGreen gui=bold guifg=bg guibg=LightGreen"), CENT("StatusLineTermNC term=reverse ctermfg=Black ctermbg=LightGreen", "StatusLineTermNC term=reverse ctermfg=Black ctermbg=LightGreen guifg=bg guibg=LightGreen"), #endif #ifdef FEAT_MENU CENT("ToolbarLine term=underline ctermbg=DarkGrey", "ToolbarLine term=underline ctermbg=DarkGrey guibg=Grey50"), CENT("ToolbarButton cterm=bold ctermfg=Black ctermbg=LightGrey", "ToolbarButton cterm=bold ctermfg=Black ctermbg=LightGrey gui=bold guifg=Black guibg=LightGrey"), #endif NULL }; /* * Returns the number of highlight groups. */ int highlight_num_groups(void) { return highlight_ga.ga_len; } /* * Returns the name of a highlight group. */ char_u * highlight_group_name(int id) { return HL_TABLE()[id].sg_name; } /* * Returns the ID of the link to a highlight group. */ int highlight_link_id(int id) { return HL_TABLE()[id].sg_link; } void init_highlight( int both, // include groups where 'bg' doesn't matter int reset) // clear group first { int i; char **pp; static int had_both = FALSE; #ifdef FEAT_EVAL char_u *p; /* * Try finding the color scheme file. Used when a color file was loaded * and 'background' or 't_Co' is changed. */ p = get_var_value((char_u *)"g:colors_name"); if (p != NULL) { // The value of g:colors_name could be freed when sourcing the script, // making "p" invalid, so copy it. char_u *copy_p = vim_strsave(p); int r; if (copy_p != NULL) { r = load_colors(copy_p); vim_free(copy_p); if (r == OK) return; } } #endif /* * Didn't use a color file, use the compiled-in colors. */ if (both) { had_both = TRUE; pp = highlight_init_both; for (i = 0; pp[i] != NULL; ++i) do_highlight((char_u *)pp[i], reset, TRUE); } else if (!had_both) // Don't do anything before the call with both == TRUE from main(). // Not everything has been setup then, and that call will overrule // everything anyway. return; if (*p_bg == 'l') pp = highlight_init_light; else pp = highlight_init_dark; for (i = 0; pp[i] != NULL; ++i) do_highlight((char_u *)pp[i], reset, TRUE); // Reverse looks ugly, but grey may not work for 8 colors. Thus let it // depend on the number of colors available. // With 8 colors brown is equal to yellow, need to use black for Search fg // to avoid Statement highlighted text disappears. // Clear the attributes, needed when changing the t_Co value. if (t_colors > 8) do_highlight((char_u *)(*p_bg == 'l' ? "Visual cterm=NONE ctermbg=LightGrey" : "Visual cterm=NONE ctermbg=DarkGrey"), FALSE, TRUE); else { do_highlight((char_u *)"Visual cterm=reverse ctermbg=NONE", FALSE, TRUE); if (*p_bg == 'l') do_highlight((char_u *)"Search ctermfg=black", FALSE, TRUE); } #ifdef FEAT_SYN_HL /* * If syntax highlighting is enabled load the highlighting for it. */ if (get_var_value((char_u *)"g:syntax_on") != NULL) { static int recursive = 0; if (recursive >= 5) emsg(_("E679: recursive loop loading syncolor.vim")); else { ++recursive; (void)source_runtime((char_u *)"syntax/syncolor.vim", DIP_ALL); --recursive; } } #endif } /* * Load color file "name". * Return OK for success, FAIL for failure. */ int load_colors(char_u *name) { char_u *buf; int retval = FAIL; static int recursive = FALSE; // When being called recursively, this is probably because setting // 'background' caused the highlighting to be reloaded. This means it is // working, thus we should return OK. if (recursive) return OK; recursive = TRUE; buf = alloc(STRLEN(name) + 12); if (buf != NULL) { apply_autocmds(EVENT_COLORSCHEMEPRE, name, curbuf->b_fname, FALSE, curbuf); sprintf((char *)buf, "colors/%s.vim", name); retval = source_runtime(buf, DIP_START + DIP_OPT); vim_free(buf); apply_autocmds(EVENT_COLORSCHEME, name, curbuf->b_fname, FALSE, curbuf); } recursive = FALSE; return retval; } static char *(color_names[28]) = { "Black", "DarkBlue", "DarkGreen", "DarkCyan", "DarkRed", "DarkMagenta", "Brown", "DarkYellow", "Gray", "Grey", "LightGray", "LightGrey", "DarkGray", "DarkGrey", "Blue", "LightBlue", "Green", "LightGreen", "Cyan", "LightCyan", "Red", "LightRed", "Magenta", "LightMagenta", "Yellow", "LightYellow", "White", "NONE"}; // indices: // 0, 1, 2, 3, // 4, 5, 6, 7, // 8, 9, 10, 11, // 12, 13, // 14, 15, 16, 17, // 18, 19, 20, 21, 22, // 23, 24, 25, 26, 27 static int color_numbers_16[28] = {0, 1, 2, 3, 4, 5, 6, 6, 7, 7, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, -1}; // for xterm with 88 colors... static int color_numbers_88[28] = {0, 4, 2, 6, 1, 5, 32, 72, 84, 84, 7, 7, 82, 82, 12, 43, 10, 61, 14, 63, 9, 74, 13, 75, 11, 78, 15, -1}; // for xterm with 256 colors... static int color_numbers_256[28] = {0, 4, 2, 6, 1, 5, 130, 130, 248, 248, 7, 7, 242, 242, 12, 81, 10, 121, 14, 159, 9, 224, 13, 225, 11, 229, 15, -1}; // for terminals with less than 16 colors... static int color_numbers_8[28] = {0, 4, 2, 6, 1, 5, 3, 3, 7, 7, 7, 7, 0+8, 0+8, 4+8, 4+8, 2+8, 2+8, 6+8, 6+8, 1+8, 1+8, 5+8, 5+8, 3+8, 3+8, 7+8, -1}; /* * Lookup the "cterm" value to be used for color with index "idx" in * color_names[]. * "boldp" will be set to TRUE or FALSE for a foreground color when using 8 * colors, otherwise it will be unchanged. */ int lookup_color(int idx, int foreground, int *boldp) { int color = color_numbers_16[idx]; char_u *p; // Use the _16 table to check if it's a valid color name. if (color < 0) return -1; if (t_colors == 8) { // t_Co is 8: use the 8 colors table #if defined(__QNXNTO__) // On qnx, the 8 & 16 color arrays are the same if (STRNCMP(T_NAME, "qansi", 5) == 0) color = color_numbers_16[idx]; else #endif color = color_numbers_8[idx]; if (foreground) { // set/reset bold attribute to get light foreground // colors (on some terminals, e.g. "linux") if (color & 8) *boldp = TRUE; else *boldp = FALSE; } color &= 7; // truncate to 8 colors } else if (t_colors == 16 || t_colors == 88 || t_colors >= 256) { /* * Guess: if the termcap entry ends in 'm', it is * probably an xterm-like terminal. Use the changed * order for colors. */ if (*T_CAF != NUL) p = T_CAF; else p = T_CSF; if (*p != NUL && (t_colors > 256 || *(p + STRLEN(p) - 1) == 'm')) { if (t_colors == 88) color = color_numbers_88[idx]; else if (t_colors >= 256) color = color_numbers_256[idx]; else color = color_numbers_8[idx]; } #ifdef FEAT_TERMRESPONSE if (t_colors >= 256 && color == 15 && is_mac_terminal) // Terminal.app has a bug: 15 is light grey. Use white // from the color cube instead. color = 231; #endif } return color; } /* * Handle the ":highlight .." command. * When using ":hi clear" this is called recursively for each group with * "forceit" and "init" both TRUE. */ void do_highlight( char_u *line, int forceit, int init) // TRUE when called for initializing { char_u *name_end; char_u *p; char_u *linep; char_u *key_start; char_u *arg_start; char_u *key = NULL, *arg = NULL; long i; int off; int len; int attr; int id; int idx; hl_group_T item_before; int did_change = FALSE; int dodefault = FALSE; int doclear = FALSE; int dolink = FALSE; int error = FALSE; int color; int is_normal_group = FALSE; // "Normal" group #ifdef FEAT_TERMINAL int is_terminal_group = FALSE; // "Terminal" group #endif #ifdef FEAT_GUI_X11 int is_menu_group = FALSE; // "Menu" group int is_scrollbar_group = FALSE; // "Scrollbar" group int is_tooltip_group = FALSE; // "Tooltip" group int do_colors = FALSE; // need to update colors? #else # define is_menu_group 0 # define is_tooltip_group 0 #endif #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) int did_highlight_changed = FALSE; #endif /* * If no argument, list current highlighting. */ if (ends_excmd(*line)) { for (i = 1; i <= highlight_ga.ga_len && !got_int; ++i) // TODO: only call when the group has attributes set highlight_list_one((int)i); return; } /* * Isolate the name. */ name_end = skiptowhite(line); linep = skipwhite(name_end); /* * Check for "default" argument. */ if (STRNCMP(line, "default", name_end - line) == 0) { dodefault = TRUE; line = linep; name_end = skiptowhite(line); linep = skipwhite(name_end); } /* * Check for "clear" or "link" argument. */ if (STRNCMP(line, "clear", name_end - line) == 0) doclear = TRUE; if (STRNCMP(line, "link", name_end - line) == 0) dolink = TRUE; /* * ":highlight {group-name}": list highlighting for one group. */ if (!doclear && !dolink && ends_excmd(*linep)) { id = syn_namen2id(line, (int)(name_end - line)); if (id == 0) semsg(_("E411: highlight group not found: %s"), line); else highlight_list_one(id); return; } /* * Handle ":highlight link {from} {to}" command. */ if (dolink) { char_u *from_start = linep; char_u *from_end; char_u *to_start; char_u *to_end; int from_id; int to_id; from_end = skiptowhite(from_start); to_start = skipwhite(from_end); to_end = skiptowhite(to_start); if (ends_excmd(*from_start) || ends_excmd(*to_start)) { semsg(_("E412: Not enough arguments: \":highlight link %s\""), from_start); return; } if (!ends_excmd(*skipwhite(to_end))) { semsg(_("E413: Too many arguments: \":highlight link %s\""), from_start); return; } from_id = syn_check_group(from_start, (int)(from_end - from_start)); if (STRNCMP(to_start, "NONE", 4) == 0) to_id = 0; else to_id = syn_check_group(to_start, (int)(to_end - to_start)); if (from_id > 0 && (!init || HL_TABLE()[from_id - 1].sg_set == 0)) { /* * Don't allow a link when there already is some highlighting * for the group, unless '!' is used */ if (to_id > 0 && !forceit && !init && hl_has_settings(from_id - 1, dodefault)) { if (sourcing_name == NULL && !dodefault) emsg(_("E414: group has settings, highlight link ignored")); } else if (HL_TABLE()[from_id - 1].sg_link != to_id #ifdef FEAT_EVAL || HL_TABLE()[from_id - 1].sg_script_ctx.sc_sid != current_sctx.sc_sid #endif || HL_TABLE()[from_id - 1].sg_cleared) { if (!init) HL_TABLE()[from_id - 1].sg_set |= SG_LINK; HL_TABLE()[from_id - 1].sg_link = to_id; #ifdef FEAT_EVAL HL_TABLE()[from_id - 1].sg_script_ctx = current_sctx; HL_TABLE()[from_id - 1].sg_script_ctx.sc_lnum += sourcing_lnum; #endif HL_TABLE()[from_id - 1].sg_cleared = FALSE; redraw_all_later(SOME_VALID); // Only call highlight_changed() once after multiple changes. need_highlight_changed = TRUE; } } return; } if (doclear) { /* * ":highlight clear [group]" command. */ line = linep; if (ends_excmd(*line)) { #ifdef FEAT_GUI // First, we do not destroy the old values, but allocate the new // ones and update the display. THEN we destroy the old values. // If we destroy the old values first, then the old values // (such as GuiFont's or GuiFontset's) will still be displayed but // invalid because they were free'd. if (gui.in_use) { # ifdef FEAT_BEVAL_TIP gui_init_tooltip_font(); # endif # if defined(FEAT_MENU) && (defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MOTIF)) gui_init_menu_font(); # endif } # if defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_X11) gui_mch_def_colors(); # endif # ifdef FEAT_GUI_X11 # ifdef FEAT_MENU // This only needs to be done when there is no Menu highlight // group defined by default, which IS currently the case. gui_mch_new_menu_colors(); # endif if (gui.in_use) { gui_new_scrollbar_colors(); # ifdef FEAT_BEVAL_GUI gui_mch_new_tooltip_colors(); # endif # ifdef FEAT_MENU gui_mch_new_menu_font(); # endif } # endif // Ok, we're done allocating the new default graphics items. // The screen should already be refreshed at this point. // It is now Ok to clear out the old data. #endif #ifdef FEAT_EVAL do_unlet((char_u *)"colors_name", TRUE); #endif restore_cterm_colors(); /* * Clear all default highlight groups and load the defaults. */ for (idx = 0; idx < highlight_ga.ga_len; ++idx) highlight_clear(idx); init_highlight(TRUE, TRUE); #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) if (USE_24BIT) highlight_gui_started(); else #endif highlight_changed(); redraw_later_clear(); return; } name_end = skiptowhite(line); linep = skipwhite(name_end); } /* * Find the group name in the table. If it does not exist yet, add it. */ id = syn_check_group(line, (int)(name_end - line)); if (id == 0) // failed (out of memory) return; idx = id - 1; // index is ID minus one // Return if "default" was used and the group already has settings. if (dodefault && hl_has_settings(idx, TRUE)) return; // Make a copy so we can check if any attribute actually changed. item_before = HL_TABLE()[idx]; if (STRCMP(HL_TABLE()[idx].sg_name_u, "NORMAL") == 0) is_normal_group = TRUE; #ifdef FEAT_TERMINAL else if (STRCMP(HL_TABLE()[idx].sg_name_u, "TERMINAL") == 0) is_terminal_group = TRUE; #endif #ifdef FEAT_GUI_X11 else if (STRCMP(HL_TABLE()[idx].sg_name_u, "MENU") == 0) is_menu_group = TRUE; else if (STRCMP(HL_TABLE()[idx].sg_name_u, "SCROLLBAR") == 0) is_scrollbar_group = TRUE; else if (STRCMP(HL_TABLE()[idx].sg_name_u, "TOOLTIP") == 0) is_tooltip_group = TRUE; #endif // Clear the highlighting for ":hi clear {group}" and ":hi clear". if (doclear || (forceit && init)) { highlight_clear(idx); if (!doclear) HL_TABLE()[idx].sg_set = 0; } if (!doclear) while (!ends_excmd(*linep)) { key_start = linep; if (*linep == '=') { semsg(_("E415: unexpected equal sign: %s"), key_start); error = TRUE; break; } /* * Isolate the key ("term", "ctermfg", "ctermbg", "font", "guifg" or * "guibg"). */ while (*linep && !VIM_ISWHITE(*linep) && *linep != '=') ++linep; vim_free(key); key = vim_strnsave_up(key_start, (int)(linep - key_start)); if (key == NULL) { error = TRUE; break; } linep = skipwhite(linep); if (STRCMP(key, "NONE") == 0) { if (!init || HL_TABLE()[idx].sg_set == 0) { if (!init) HL_TABLE()[idx].sg_set |= SG_TERM+SG_CTERM+SG_GUI; highlight_clear(idx); } continue; } /* * Check for the equal sign. */ if (*linep != '=') { semsg(_("E416: missing equal sign: %s"), key_start); error = TRUE; break; } ++linep; /* * Isolate the argument. */ linep = skipwhite(linep); if (*linep == '\'') // guifg='color name' { arg_start = ++linep; linep = vim_strchr(linep, '\''); if (linep == NULL) { semsg(_(e_invarg2), key_start); error = TRUE; break; } } else { arg_start = linep; linep = skiptowhite(linep); } if (linep == arg_start) { semsg(_("E417: missing argument: %s"), key_start); error = TRUE; break; } vim_free(arg); arg = vim_strnsave(arg_start, (int)(linep - arg_start)); if (arg == NULL) { error = TRUE; break; } if (*linep == '\'') ++linep; /* * Store the argument. */ if ( STRCMP(key, "TERM") == 0 || STRCMP(key, "CTERM") == 0 || STRCMP(key, "GUI") == 0) { attr = 0; off = 0; while (arg[off] != NUL) { for (i = sizeof(hl_attr_table) / sizeof(int); --i >= 0; ) { len = (int)STRLEN(hl_name_table[i]); if (STRNICMP(arg + off, hl_name_table[i], len) == 0) { attr |= hl_attr_table[i]; off += len; break; } } if (i < 0) { semsg(_("E418: Illegal value: %s"), arg); error = TRUE; break; } if (arg[off] == ',') // another one follows ++off; } if (error) break; if (*key == 'T') { if (!init || !(HL_TABLE()[idx].sg_set & SG_TERM)) { if (!init) HL_TABLE()[idx].sg_set |= SG_TERM; HL_TABLE()[idx].sg_term = attr; } } else if (*key == 'C') { if (!init || !(HL_TABLE()[idx].sg_set & SG_CTERM)) { if (!init) HL_TABLE()[idx].sg_set |= SG_CTERM; HL_TABLE()[idx].sg_cterm = attr; HL_TABLE()[idx].sg_cterm_bold = FALSE; } } #if defined(FEAT_GUI) || defined(FEAT_EVAL) else { if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) { if (!init) HL_TABLE()[idx].sg_set |= SG_GUI; HL_TABLE()[idx].sg_gui = attr; } } #endif } else if (STRCMP(key, "FONT") == 0) { // in non-GUI fonts are simply ignored #ifdef FEAT_GUI if (HL_TABLE()[idx].sg_font_name != NULL && STRCMP(HL_TABLE()[idx].sg_font_name, arg) == 0) { // Font name didn't change, ignore. } else if (!gui.shell_created) { // GUI not started yet, always accept the name. vim_free(HL_TABLE()[idx].sg_font_name); HL_TABLE()[idx].sg_font_name = vim_strsave(arg); did_change = TRUE; } else { GuiFont temp_sg_font = HL_TABLE()[idx].sg_font; # ifdef FEAT_XFONTSET GuiFontset temp_sg_fontset = HL_TABLE()[idx].sg_fontset; # endif // First, save the current font/fontset. // Then try to allocate the font/fontset. // If the allocation fails, HL_TABLE()[idx].sg_font OR // sg_fontset will be set to NOFONT or NOFONTSET respectively. HL_TABLE()[idx].sg_font = NOFONT; # ifdef FEAT_XFONTSET HL_TABLE()[idx].sg_fontset = NOFONTSET; # endif hl_do_font(idx, arg, is_normal_group, is_menu_group, is_tooltip_group, FALSE); # ifdef FEAT_XFONTSET if (HL_TABLE()[idx].sg_fontset != NOFONTSET) { // New fontset was accepted. Free the old one, if there // was one. gui_mch_free_fontset(temp_sg_fontset); vim_free(HL_TABLE()[idx].sg_font_name); HL_TABLE()[idx].sg_font_name = vim_strsave(arg); did_change = TRUE; } else HL_TABLE()[idx].sg_fontset = temp_sg_fontset; # endif if (HL_TABLE()[idx].sg_font != NOFONT) { // New font was accepted. Free the old one, if there was // one. gui_mch_free_font(temp_sg_font); vim_free(HL_TABLE()[idx].sg_font_name); HL_TABLE()[idx].sg_font_name = vim_strsave(arg); did_change = TRUE; } else HL_TABLE()[idx].sg_font = temp_sg_font; } #endif } else if (STRCMP(key, "CTERMFG") == 0 || STRCMP(key, "CTERMBG") == 0) { if (!init || !(HL_TABLE()[idx].sg_set & SG_CTERM)) { if (!init) HL_TABLE()[idx].sg_set |= SG_CTERM; // When setting the foreground color, and previously the "bold" // flag was set for a light color, reset it now if (key[5] == 'F' && HL_TABLE()[idx].sg_cterm_bold) { HL_TABLE()[idx].sg_cterm &= ~HL_BOLD; HL_TABLE()[idx].sg_cterm_bold = FALSE; } if (VIM_ISDIGIT(*arg)) color = atoi((char *)arg); else if (STRICMP(arg, "fg") == 0) { if (cterm_normal_fg_color) color = cterm_normal_fg_color - 1; else { emsg(_("E419: FG color unknown")); error = TRUE; break; } } else if (STRICMP(arg, "bg") == 0) { if (cterm_normal_bg_color > 0) color = cterm_normal_bg_color - 1; else { emsg(_("E420: BG color unknown")); error = TRUE; break; } } else { int bold = MAYBE; // reduce calls to STRICMP a bit, it can be slow off = TOUPPER_ASC(*arg); for (i = (sizeof(color_names) / sizeof(char *)); --i >= 0; ) if (off == color_names[i][0] && STRICMP(arg + 1, color_names[i] + 1) == 0) break; if (i < 0) { semsg(_("E421: Color name or number not recognized: %s"), key_start); error = TRUE; break; } color = lookup_color(i, key[5] == 'F', &bold); // set/reset bold attribute to get light foreground // colors (on some terminals, e.g. "linux") if (bold == TRUE) { HL_TABLE()[idx].sg_cterm |= HL_BOLD; HL_TABLE()[idx].sg_cterm_bold = TRUE; } else if (bold == FALSE) HL_TABLE()[idx].sg_cterm &= ~HL_BOLD; } // Add one to the argument, to avoid zero. Zero is used for // "NONE", then "color" is -1. if (key[5] == 'F') { HL_TABLE()[idx].sg_cterm_fg = color + 1; if (is_normal_group) { cterm_normal_fg_color = color + 1; cterm_normal_fg_bold = (HL_TABLE()[idx].sg_cterm & HL_BOLD); #ifdef FEAT_GUI // Don't do this if the GUI is used. if (!gui.in_use && !gui.starting) #endif { must_redraw = CLEAR; if (termcap_active && color >= 0) term_fg_color(color); } } } else { HL_TABLE()[idx].sg_cterm_bg = color + 1; if (is_normal_group) { cterm_normal_bg_color = color + 1; #ifdef FEAT_GUI // Don't mess with 'background' if the GUI is used. if (!gui.in_use && !gui.starting) #endif { must_redraw = CLEAR; if (color >= 0) { int dark = -1; if (termcap_active) term_bg_color(color); if (t_colors < 16) dark = (color == 0 || color == 4); // Limit the heuristic to the standard 16 colors else if (color < 16) dark = (color < 7 || color == 8); // Set the 'background' option if the value is // wrong. if (dark != -1 && dark != (*p_bg == 'd') && !option_was_set((char_u *)"bg")) { set_option_value((char_u *)"bg", 0L, (char_u *)(dark ? "dark" : "light"), 0); reset_option_was_set((char_u *)"bg"); } } } } } } } else if (STRCMP(key, "GUIFG") == 0) { #if defined(FEAT_GUI) || defined(FEAT_EVAL) char_u **namep = &HL_TABLE()[idx].sg_gui_fg_name; if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) { if (!init) HL_TABLE()[idx].sg_set |= SG_GUI; # if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) // In GUI guifg colors are only used when recognized i = color_name2handle(arg); if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !USE_24BIT) { HL_TABLE()[idx].sg_gui_fg = i; # endif if (*namep == NULL || STRCMP(*namep, arg) != 0) { vim_free(*namep); if (STRCMP(arg, "NONE") != 0) *namep = vim_strsave(arg); else *namep = NULL; did_change = TRUE; } # if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) # ifdef FEAT_GUI_X11 if (is_menu_group && gui.menu_fg_pixel != i) { gui.menu_fg_pixel = i; do_colors = TRUE; } if (is_scrollbar_group && gui.scroll_fg_pixel != i) { gui.scroll_fg_pixel = i; do_colors = TRUE; } # ifdef FEAT_BEVAL_GUI if (is_tooltip_group && gui.tooltip_fg_pixel != i) { gui.tooltip_fg_pixel = i; do_colors = TRUE; } # endif # endif } # endif } #endif } else if (STRCMP(key, "GUIBG") == 0) { #if defined(FEAT_GUI) || defined(FEAT_EVAL) char_u **namep = &HL_TABLE()[idx].sg_gui_bg_name; if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) { if (!init) HL_TABLE()[idx].sg_set |= SG_GUI; # if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) // In GUI guifg colors are only used when recognized i = color_name2handle(arg); if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !USE_24BIT) { HL_TABLE()[idx].sg_gui_bg = i; # endif if (*namep == NULL || STRCMP(*namep, arg) != 0) { vim_free(*namep); if (STRCMP(arg, "NONE") != 0) *namep = vim_strsave(arg); else *namep = NULL; did_change = TRUE; } # if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) # ifdef FEAT_GUI_X11 if (is_menu_group && gui.menu_bg_pixel != i) { gui.menu_bg_pixel = i; do_colors = TRUE; } if (is_scrollbar_group && gui.scroll_bg_pixel != i) { gui.scroll_bg_pixel = i; do_colors = TRUE; } # ifdef FEAT_BEVAL_GUI if (is_tooltip_group && gui.tooltip_bg_pixel != i) { gui.tooltip_bg_pixel = i; do_colors = TRUE; } # endif # endif } # endif } #endif } else if (STRCMP(key, "GUISP") == 0) { #if defined(FEAT_GUI) || defined(FEAT_EVAL) char_u **namep = &HL_TABLE()[idx].sg_gui_sp_name; if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) { if (!init) HL_TABLE()[idx].sg_set |= SG_GUI; # ifdef FEAT_GUI i = color_name2handle(arg); if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !gui.in_use) { HL_TABLE()[idx].sg_gui_sp = i; # endif if (*namep == NULL || STRCMP(*namep, arg) != 0) { vim_free(*namep); if (STRCMP(arg, "NONE") != 0) *namep = vim_strsave(arg); else *namep = NULL; did_change = TRUE; } # ifdef FEAT_GUI } # endif } #endif } else if (STRCMP(key, "START") == 0 || STRCMP(key, "STOP") == 0) { char_u buf[100]; char_u *tname; if (!init) HL_TABLE()[idx].sg_set |= SG_TERM; /* * The "start" and "stop" arguments can be a literal escape * sequence, or a comma separated list of terminal codes. */ if (STRNCMP(arg, "t_", 2) == 0) { off = 0; buf[0] = 0; while (arg[off] != NUL) { // Isolate one termcap name for (len = 0; arg[off + len] && arg[off + len] != ','; ++len) ; tname = vim_strnsave(arg + off, len); if (tname == NULL) // out of memory { error = TRUE; break; } // lookup the escape sequence for the item p = get_term_code(tname); vim_free(tname); if (p == NULL) // ignore non-existing things p = (char_u *)""; // Append it to the already found stuff if ((int)(STRLEN(buf) + STRLEN(p)) >= 99) { semsg(_("E422: terminal code too long: %s"), arg); error = TRUE; break; } STRCAT(buf, p); // Advance to the next item off += len; if (arg[off] == ',') // another one follows ++off; } } else { /* * Copy characters from arg[] to buf[], translating <> codes. */ for (p = arg, off = 0; off < 100 - 6 && *p; ) { len = trans_special(&p, buf + off, FALSE, FALSE, TRUE, NULL); if (len > 0) // recognized special char off += len; else // copy as normal char buf[off++] = *p++; } buf[off] = NUL; } if (error) break; if (STRCMP(buf, "NONE") == 0) // resetting the value p = NULL; else p = vim_strsave(buf); if (key[2] == 'A') { vim_free(HL_TABLE()[idx].sg_start); HL_TABLE()[idx].sg_start = p; } else { vim_free(HL_TABLE()[idx].sg_stop); HL_TABLE()[idx].sg_stop = p; } } else { semsg(_("E423: Illegal argument: %s"), key_start); error = TRUE; break; } HL_TABLE()[idx].sg_cleared = FALSE; /* * When highlighting has been given for a group, don't link it. */ if (!init || !(HL_TABLE()[idx].sg_set & SG_LINK)) HL_TABLE()[idx].sg_link = 0; /* * Continue with next argument. */ linep = skipwhite(linep); } /* * If there is an error, and it's a new entry, remove it from the table. */ if (error && idx == highlight_ga.ga_len) syn_unadd_group(); else { if (is_normal_group) { HL_TABLE()[idx].sg_term_attr = 0; HL_TABLE()[idx].sg_cterm_attr = 0; #ifdef FEAT_GUI HL_TABLE()[idx].sg_gui_attr = 0; /* * Need to update all groups, because they might be using "bg" * and/or "fg", which have been changed now. */ #endif #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) if (USE_24BIT) { highlight_gui_started(); did_highlight_changed = TRUE; redraw_all_later(NOT_VALID); } #endif } #ifdef FEAT_TERMINAL else if (is_terminal_group) set_terminal_default_colors( HL_TABLE()[idx].sg_cterm_fg, HL_TABLE()[idx].sg_cterm_bg); #endif #ifdef FEAT_GUI_X11 # ifdef FEAT_MENU else if (is_menu_group) { if (gui.in_use && do_colors) gui_mch_new_menu_colors(); } # endif else if (is_scrollbar_group) { if (gui.in_use && do_colors) gui_new_scrollbar_colors(); else set_hl_attr(idx); } # ifdef FEAT_BEVAL_GUI else if (is_tooltip_group) { if (gui.in_use && do_colors) gui_mch_new_tooltip_colors(); } # endif #endif else set_hl_attr(idx); #ifdef FEAT_EVAL HL_TABLE()[idx].sg_script_ctx = current_sctx; HL_TABLE()[idx].sg_script_ctx.sc_lnum += sourcing_lnum; #endif } vim_free(key); vim_free(arg); // Only call highlight_changed() once, after a sequence of highlight // commands, and only if an attribute actually changed. if ((did_change || memcmp(&HL_TABLE()[idx], &item_before, sizeof(item_before)) != 0) #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) && !did_highlight_changed #endif ) { // Do not trigger a redraw when highlighting is changed while // redrawing. This may happen when evaluating 'statusline' changes the // StatusLine group. if (!updating_screen) redraw_all_later(NOT_VALID); need_highlight_changed = TRUE; } } #if defined(EXITFREE) || defined(PROTO) void free_highlight(void) { int i; for (i = 0; i < highlight_ga.ga_len; ++i) { highlight_clear(i); vim_free(HL_TABLE()[i].sg_name); vim_free(HL_TABLE()[i].sg_name_u); } ga_clear(&highlight_ga); } #endif /* * Reset the cterm colors to what they were before Vim was started, if * possible. Otherwise reset them to zero. */ void restore_cterm_colors(void) { #if defined(MSWIN) && !defined(FEAT_GUI_MSWIN) // Since t_me has been set, this probably means that the user // wants to use this as default colors. Need to reset default // background/foreground colors. mch_set_normal_colors(); #else # ifdef VIMDLL if (!gui.in_use) { mch_set_normal_colors(); return; } # endif cterm_normal_fg_color = 0; cterm_normal_fg_bold = 0; cterm_normal_bg_color = 0; # ifdef FEAT_TERMGUICOLORS cterm_normal_fg_gui_color = INVALCOLOR; cterm_normal_bg_gui_color = INVALCOLOR; # endif #endif } /* * Return TRUE if highlight group "idx" has any settings. * When "check_link" is TRUE also check for an existing link. */ static int hl_has_settings(int idx, int check_link) { return ( HL_TABLE()[idx].sg_term_attr != 0 || HL_TABLE()[idx].sg_cterm_attr != 0 || HL_TABLE()[idx].sg_cterm_fg != 0 || HL_TABLE()[idx].sg_cterm_bg != 0 #ifdef FEAT_GUI || HL_TABLE()[idx].sg_gui_attr != 0 || HL_TABLE()[idx].sg_gui_fg_name != NULL || HL_TABLE()[idx].sg_gui_bg_name != NULL || HL_TABLE()[idx].sg_gui_sp_name != NULL || HL_TABLE()[idx].sg_font_name != NULL #endif || (check_link && (HL_TABLE()[idx].sg_set & SG_LINK))); } /* * Clear highlighting for one group. */ static void highlight_clear(int idx) { HL_TABLE()[idx].sg_cleared = TRUE; HL_TABLE()[idx].sg_term = 0; VIM_CLEAR(HL_TABLE()[idx].sg_start); VIM_CLEAR(HL_TABLE()[idx].sg_stop); HL_TABLE()[idx].sg_term_attr = 0; HL_TABLE()[idx].sg_cterm = 0; HL_TABLE()[idx].sg_cterm_bold = FALSE; HL_TABLE()[idx].sg_cterm_fg = 0; HL_TABLE()[idx].sg_cterm_bg = 0; HL_TABLE()[idx].sg_cterm_attr = 0; #if defined(FEAT_GUI) || defined(FEAT_EVAL) HL_TABLE()[idx].sg_gui = 0; VIM_CLEAR(HL_TABLE()[idx].sg_gui_fg_name); VIM_CLEAR(HL_TABLE()[idx].sg_gui_bg_name); VIM_CLEAR(HL_TABLE()[idx].sg_gui_sp_name); #endif #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) HL_TABLE()[idx].sg_gui_fg = INVALCOLOR; HL_TABLE()[idx].sg_gui_bg = INVALCOLOR; #endif #ifdef FEAT_GUI HL_TABLE()[idx].sg_gui_sp = INVALCOLOR; gui_mch_free_font(HL_TABLE()[idx].sg_font); HL_TABLE()[idx].sg_font = NOFONT; # ifdef FEAT_XFONTSET gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); HL_TABLE()[idx].sg_fontset = NOFONTSET; # endif VIM_CLEAR(HL_TABLE()[idx].sg_font_name); HL_TABLE()[idx].sg_gui_attr = 0; #endif #ifdef FEAT_EVAL // Clear the script ID only when there is no link, since that is not // cleared. if (HL_TABLE()[idx].sg_link == 0) { HL_TABLE()[idx].sg_script_ctx.sc_sid = 0; HL_TABLE()[idx].sg_script_ctx.sc_lnum = 0; } #endif } #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) || defined(PROTO) /* * Set the normal foreground and background colors according to the "Normal" * highlighting group. For X11 also set "Menu", "Scrollbar", and * "Tooltip" colors. */ void set_normal_colors(void) { # ifdef FEAT_GUI # ifdef FEAT_TERMGUICOLORS if (gui.in_use) # endif { if (set_group_colors((char_u *)"Normal", &gui.norm_pixel, &gui.back_pixel, FALSE, TRUE, FALSE)) { gui_mch_new_colors(); must_redraw = CLEAR; } # ifdef FEAT_GUI_X11 if (set_group_colors((char_u *)"Menu", &gui.menu_fg_pixel, &gui.menu_bg_pixel, TRUE, FALSE, FALSE)) { # ifdef FEAT_MENU gui_mch_new_menu_colors(); # endif must_redraw = CLEAR; } # ifdef FEAT_BEVAL_GUI if (set_group_colors((char_u *)"Tooltip", &gui.tooltip_fg_pixel, &gui.tooltip_bg_pixel, FALSE, FALSE, TRUE)) { # ifdef FEAT_TOOLBAR gui_mch_new_tooltip_colors(); # endif must_redraw = CLEAR; } # endif if (set_group_colors((char_u *)"Scrollbar", &gui.scroll_fg_pixel, &gui.scroll_bg_pixel, FALSE, FALSE, FALSE)) { gui_new_scrollbar_colors(); must_redraw = CLEAR; } # endif } # endif # ifdef FEAT_TERMGUICOLORS # ifdef FEAT_GUI else # endif { int idx; idx = syn_name2id((char_u *)"Normal") - 1; if (idx >= 0) { gui_do_one_color(idx, FALSE, FALSE); // If the normal fg or bg color changed a complete redraw is // required. if (cterm_normal_fg_gui_color != HL_TABLE()[idx].sg_gui_fg || cterm_normal_bg_gui_color != HL_TABLE()[idx].sg_gui_bg) { // if the GUI color is INVALCOLOR then we use the default cterm // color cterm_normal_fg_gui_color = HL_TABLE()[idx].sg_gui_fg; cterm_normal_bg_gui_color = HL_TABLE()[idx].sg_gui_bg; must_redraw = CLEAR; } } } # endif } #endif #if defined(FEAT_GUI) || defined(PROTO) /* * Set the colors for "Normal", "Menu", "Tooltip" or "Scrollbar". */ static int set_group_colors( char_u *name, guicolor_T *fgp, guicolor_T *bgp, int do_menu, int use_norm, int do_tooltip) { int idx; idx = syn_name2id(name) - 1; if (idx >= 0) { gui_do_one_color(idx, do_menu, do_tooltip); if (HL_TABLE()[idx].sg_gui_fg != INVALCOLOR) *fgp = HL_TABLE()[idx].sg_gui_fg; else if (use_norm) *fgp = gui.def_norm_pixel; if (HL_TABLE()[idx].sg_gui_bg != INVALCOLOR) *bgp = HL_TABLE()[idx].sg_gui_bg; else if (use_norm) *bgp = gui.def_back_pixel; return TRUE; } return FALSE; } /* * Get the font of the "Normal" group. * Returns "" when it's not found or not set. */ char_u * hl_get_font_name(void) { int id; char_u *s; id = syn_name2id((char_u *)"Normal"); if (id > 0) { s = HL_TABLE()[id - 1].sg_font_name; if (s != NULL) return s; } return (char_u *)""; } /* * Set font for "Normal" group. Called by gui_mch_init_font() when a font has * actually chosen to be used. */ void hl_set_font_name(char_u *font_name) { int id; id = syn_name2id((char_u *)"Normal"); if (id > 0) { vim_free(HL_TABLE()[id - 1].sg_font_name); HL_TABLE()[id - 1].sg_font_name = vim_strsave(font_name); } } /* * Set background color for "Normal" group. Called by gui_set_bg_color() * when the color is known. */ void hl_set_bg_color_name( char_u *name) // must have been allocated { int id; if (name != NULL) { id = syn_name2id((char_u *)"Normal"); if (id > 0) { vim_free(HL_TABLE()[id - 1].sg_gui_bg_name); HL_TABLE()[id - 1].sg_gui_bg_name = name; } } } /* * Set foreground color for "Normal" group. Called by gui_set_fg_color() * when the color is known. */ void hl_set_fg_color_name( char_u *name) // must have been allocated { int id; if (name != NULL) { id = syn_name2id((char_u *)"Normal"); if (id > 0) { vim_free(HL_TABLE()[id - 1].sg_gui_fg_name); HL_TABLE()[id - 1].sg_gui_fg_name = name; } } } /* * Return the handle for a font name. * Returns NOFONT when failed. */ static GuiFont font_name2handle(char_u *name) { if (STRCMP(name, "NONE") == 0) return NOFONT; return gui_mch_get_font(name, TRUE); } # ifdef FEAT_XFONTSET /* * Return the handle for a fontset name. * Returns NOFONTSET when failed. */ static GuiFontset fontset_name2handle(char_u *name, int fixed_width) { if (STRCMP(name, "NONE") == 0) return NOFONTSET; return gui_mch_get_fontset(name, TRUE, fixed_width); } # endif /* * Get the font or fontset for one highlight group. */ static void hl_do_font( int idx, char_u *arg, int do_normal, // set normal font int do_menu UNUSED, // set menu font int do_tooltip UNUSED, // set tooltip font int free_font) // free current font/fontset { # ifdef FEAT_XFONTSET // If 'guifontset' is not empty, first try using the name as a // fontset. If that doesn't work, use it as a font name. if (*p_guifontset != NUL # ifdef FONTSET_ALWAYS || do_menu # endif # ifdef FEAT_BEVAL_TIP // In Athena & Motif, the Tooltip highlight group is always a fontset || do_tooltip # endif ) { if (free_font) gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); HL_TABLE()[idx].sg_fontset = fontset_name2handle(arg, 0 # ifdef FONTSET_ALWAYS || do_menu # endif # ifdef FEAT_BEVAL_TIP || do_tooltip # endif ); } if (HL_TABLE()[idx].sg_fontset != NOFONTSET) { // If it worked and it's the Normal group, use it as the normal // fontset. Same for the Menu group. if (do_normal) gui_init_font(arg, TRUE); # if (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) && defined(FEAT_MENU) if (do_menu) { # ifdef FONTSET_ALWAYS gui.menu_fontset = HL_TABLE()[idx].sg_fontset; # else // YIKES! This is a bug waiting to crash the program gui.menu_font = HL_TABLE()[idx].sg_fontset; # endif gui_mch_new_menu_font(); } # ifdef FEAT_BEVAL_GUI if (do_tooltip) { // The Athena widget set cannot currently handle switching between // displaying a single font and a fontset. // If the XtNinternational resource is set to True at widget // creation, then a fontset is always used, otherwise an // XFontStruct is used. gui.tooltip_fontset = (XFontSet)HL_TABLE()[idx].sg_fontset; gui_mch_new_tooltip_font(); } # endif # endif } else # endif { if (free_font) gui_mch_free_font(HL_TABLE()[idx].sg_font); HL_TABLE()[idx].sg_font = font_name2handle(arg); // If it worked and it's the Normal group, use it as the // normal font. Same for the Menu group. if (HL_TABLE()[idx].sg_font != NOFONT) { if (do_normal) gui_init_font(arg, FALSE); #ifndef FONTSET_ALWAYS # if (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) && defined(FEAT_MENU) if (do_menu) { gui.menu_font = HL_TABLE()[idx].sg_font; gui_mch_new_menu_font(); } # endif #endif } } } #endif // FEAT_GUI #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) || defined(PROTO) /* * Return the handle for a color name. * Returns INVALCOLOR when failed. */ guicolor_T color_name2handle(char_u *name) { if (STRCMP(name, "NONE") == 0) return INVALCOLOR; if (STRICMP(name, "fg") == 0 || STRICMP(name, "foreground") == 0) { #if defined(FEAT_TERMGUICOLORS) && defined(FEAT_GUI) if (gui.in_use) #endif #ifdef FEAT_GUI return gui.norm_pixel; #endif #ifdef FEAT_TERMGUICOLORS if (cterm_normal_fg_gui_color != INVALCOLOR) return cterm_normal_fg_gui_color; // Guess that the foreground is black or white. return GUI_GET_COLOR((char_u *)(*p_bg == 'l' ? "black" : "white")); #endif } if (STRICMP(name, "bg") == 0 || STRICMP(name, "background") == 0) { #if defined(FEAT_TERMGUICOLORS) && defined(FEAT_GUI) if (gui.in_use) #endif #ifdef FEAT_GUI return gui.back_pixel; #endif #ifdef FEAT_TERMGUICOLORS if (cterm_normal_bg_gui_color != INVALCOLOR) return cterm_normal_bg_gui_color; // Guess that the background is white or black. return GUI_GET_COLOR((char_u *)(*p_bg == 'l' ? "white" : "black")); #endif } return GUI_GET_COLOR(name); } #endif /* * Table with the specifications for an attribute number. * Note that this table is used by ALL buffers. This is required because the * GUI can redraw at any time for any buffer. */ static garray_T term_attr_table = {0, 0, 0, 0, NULL}; #define TERM_ATTR_ENTRY(idx) ((attrentry_T *)term_attr_table.ga_data)[idx] static garray_T cterm_attr_table = {0, 0, 0, 0, NULL}; #define CTERM_ATTR_ENTRY(idx) ((attrentry_T *)cterm_attr_table.ga_data)[idx] #ifdef FEAT_GUI static garray_T gui_attr_table = {0, 0, 0, 0, NULL}; #define GUI_ATTR_ENTRY(idx) ((attrentry_T *)gui_attr_table.ga_data)[idx] #endif /* * Return the attr number for a set of colors and font. * Add a new entry to the term_attr_table, cterm_attr_table or gui_attr_table * if the combination is new. * Return 0 for error (no more room). */ static int get_attr_entry(garray_T *table, attrentry_T *aep) { int i; attrentry_T *taep; static int recursive = FALSE; /* * Init the table, in case it wasn't done yet. */ table->ga_itemsize = sizeof(attrentry_T); table->ga_growsize = 7; /* * Try to find an entry with the same specifications. */ for (i = 0; i < table->ga_len; ++i) { taep = &(((attrentry_T *)table->ga_data)[i]); if ( aep->ae_attr == taep->ae_attr && ( #ifdef FEAT_GUI (table == &gui_attr_table && (aep->ae_u.gui.fg_color == taep->ae_u.gui.fg_color && aep->ae_u.gui.bg_color == taep->ae_u.gui.bg_color && aep->ae_u.gui.sp_color == taep->ae_u.gui.sp_color && aep->ae_u.gui.font == taep->ae_u.gui.font # ifdef FEAT_XFONTSET && aep->ae_u.gui.fontset == taep->ae_u.gui.fontset # endif )) || #endif (table == &term_attr_table && (aep->ae_u.term.start == NULL) == (taep->ae_u.term.start == NULL) && (aep->ae_u.term.start == NULL || STRCMP(aep->ae_u.term.start, taep->ae_u.term.start) == 0) && (aep->ae_u.term.stop == NULL) == (taep->ae_u.term.stop == NULL) && (aep->ae_u.term.stop == NULL || STRCMP(aep->ae_u.term.stop, taep->ae_u.term.stop) == 0)) || (table == &cterm_attr_table && aep->ae_u.cterm.fg_color == taep->ae_u.cterm.fg_color && aep->ae_u.cterm.bg_color == taep->ae_u.cterm.bg_color #ifdef FEAT_TERMGUICOLORS && aep->ae_u.cterm.fg_rgb == taep->ae_u.cterm.fg_rgb && aep->ae_u.cterm.bg_rgb == taep->ae_u.cterm.bg_rgb #endif ))) return i + ATTR_OFF; } if (table->ga_len + ATTR_OFF > MAX_TYPENR) { /* * Running out of attribute entries! remove all attributes, and * compute new ones for all groups. * When called recursively, we are really out of numbers. */ if (recursive) { emsg(_("E424: Too many different highlighting attributes in use")); return 0; } recursive = TRUE; clear_hl_tables(); must_redraw = CLEAR; for (i = 0; i < highlight_ga.ga_len; ++i) set_hl_attr(i); recursive = FALSE; } /* * This is a new combination of colors and font, add an entry. */ if (ga_grow(table, 1) == FAIL) return 0; taep = &(((attrentry_T *)table->ga_data)[table->ga_len]); vim_memset(taep, 0, sizeof(attrentry_T)); taep->ae_attr = aep->ae_attr; #ifdef FEAT_GUI if (table == &gui_attr_table) { taep->ae_u.gui.fg_color = aep->ae_u.gui.fg_color; taep->ae_u.gui.bg_color = aep->ae_u.gui.bg_color; taep->ae_u.gui.sp_color = aep->ae_u.gui.sp_color; taep->ae_u.gui.font = aep->ae_u.gui.font; # ifdef FEAT_XFONTSET taep->ae_u.gui.fontset = aep->ae_u.gui.fontset; # endif } #endif if (table == &term_attr_table) { if (aep->ae_u.term.start == NULL) taep->ae_u.term.start = NULL; else taep->ae_u.term.start = vim_strsave(aep->ae_u.term.start); if (aep->ae_u.term.stop == NULL) taep->ae_u.term.stop = NULL; else taep->ae_u.term.stop = vim_strsave(aep->ae_u.term.stop); } else if (table == &cterm_attr_table) { taep->ae_u.cterm.fg_color = aep->ae_u.cterm.fg_color; taep->ae_u.cterm.bg_color = aep->ae_u.cterm.bg_color; #ifdef FEAT_TERMGUICOLORS taep->ae_u.cterm.fg_rgb = aep->ae_u.cterm.fg_rgb; taep->ae_u.cterm.bg_rgb = aep->ae_u.cterm.bg_rgb; #endif } ++table->ga_len; return (table->ga_len - 1 + ATTR_OFF); } #if defined(FEAT_TERMINAL) || defined(PROTO) /* * Get an attribute index for a cterm entry. * Uses an existing entry when possible or adds one when needed. */ int get_cterm_attr_idx(int attr, int fg, int bg) { attrentry_T at_en; vim_memset(&at_en, 0, sizeof(attrentry_T)); #ifdef FEAT_TERMGUICOLORS at_en.ae_u.cterm.fg_rgb = INVALCOLOR; at_en.ae_u.cterm.bg_rgb = INVALCOLOR; #endif at_en.ae_attr = attr; at_en.ae_u.cterm.fg_color = fg; at_en.ae_u.cterm.bg_color = bg; return get_attr_entry(&cterm_attr_table, &at_en); } #endif #if (defined(FEAT_TERMINAL) && defined(FEAT_TERMGUICOLORS)) || defined(PROTO) /* * Get an attribute index for a 'termguicolors' entry. * Uses an existing entry when possible or adds one when needed. */ int get_tgc_attr_idx(int attr, guicolor_T fg, guicolor_T bg) { attrentry_T at_en; vim_memset(&at_en, 0, sizeof(attrentry_T)); at_en.ae_attr = attr; if (fg == INVALCOLOR && bg == INVALCOLOR) { // If both GUI colors are not set fall back to the cterm colors. Helps // if the GUI only has an attribute, such as undercurl. at_en.ae_u.cterm.fg_rgb = CTERMCOLOR; at_en.ae_u.cterm.bg_rgb = CTERMCOLOR; } else { at_en.ae_u.cterm.fg_rgb = fg; at_en.ae_u.cterm.bg_rgb = bg; } return get_attr_entry(&cterm_attr_table, &at_en); } #endif #if (defined(FEAT_TERMINAL) && defined(FEAT_GUI)) || defined(PROTO) /* * Get an attribute index for a cterm entry. * Uses an existing entry when possible or adds one when needed. */ int get_gui_attr_idx(int attr, guicolor_T fg, guicolor_T bg) { attrentry_T at_en; vim_memset(&at_en, 0, sizeof(attrentry_T)); at_en.ae_attr = attr; at_en.ae_u.gui.fg_color = fg; at_en.ae_u.gui.bg_color = bg; return get_attr_entry(&gui_attr_table, &at_en); } #endif /* * Clear all highlight tables. */ void clear_hl_tables(void) { int i; attrentry_T *taep; #ifdef FEAT_GUI ga_clear(&gui_attr_table); #endif for (i = 0; i < term_attr_table.ga_len; ++i) { taep = &(((attrentry_T *)term_attr_table.ga_data)[i]); vim_free(taep->ae_u.term.start); vim_free(taep->ae_u.term.stop); } ga_clear(&term_attr_table); ga_clear(&cterm_attr_table); } /* * Combine special attributes (e.g., for spelling) with other attributes * (e.g., for syntax highlighting). * "prim_attr" overrules "char_attr". * This creates a new group when required. * Since we expect there to be few spelling mistakes we don't cache the * result. * Return the resulting attributes. */ int hl_combine_attr(int char_attr, int prim_attr) { attrentry_T *char_aep = NULL; attrentry_T *spell_aep; attrentry_T new_en; if (char_attr == 0) return prim_attr; if (char_attr <= HL_ALL && prim_attr <= HL_ALL) return ATTR_COMBINE(char_attr, prim_attr); #ifdef FEAT_GUI if (gui.in_use) { if (char_attr > HL_ALL) char_aep = syn_gui_attr2entry(char_attr); if (char_aep != NULL) new_en = *char_aep; else { vim_memset(&new_en, 0, sizeof(new_en)); new_en.ae_u.gui.fg_color = INVALCOLOR; new_en.ae_u.gui.bg_color = INVALCOLOR; new_en.ae_u.gui.sp_color = INVALCOLOR; if (char_attr <= HL_ALL) new_en.ae_attr = char_attr; } if (prim_attr <= HL_ALL) new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, prim_attr); else { spell_aep = syn_gui_attr2entry(prim_attr); if (spell_aep != NULL) { new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, spell_aep->ae_attr); if (spell_aep->ae_u.gui.fg_color != INVALCOLOR) new_en.ae_u.gui.fg_color = spell_aep->ae_u.gui.fg_color; if (spell_aep->ae_u.gui.bg_color != INVALCOLOR) new_en.ae_u.gui.bg_color = spell_aep->ae_u.gui.bg_color; if (spell_aep->ae_u.gui.sp_color != INVALCOLOR) new_en.ae_u.gui.sp_color = spell_aep->ae_u.gui.sp_color; if (spell_aep->ae_u.gui.font != NOFONT) new_en.ae_u.gui.font = spell_aep->ae_u.gui.font; # ifdef FEAT_XFONTSET if (spell_aep->ae_u.gui.fontset != NOFONTSET) new_en.ae_u.gui.fontset = spell_aep->ae_u.gui.fontset; # endif } } return get_attr_entry(&gui_attr_table, &new_en); } #endif if (IS_CTERM) { if (char_attr > HL_ALL) char_aep = syn_cterm_attr2entry(char_attr); if (char_aep != NULL) new_en = *char_aep; else { vim_memset(&new_en, 0, sizeof(new_en)); #ifdef FEAT_TERMGUICOLORS new_en.ae_u.cterm.bg_rgb = INVALCOLOR; new_en.ae_u.cterm.fg_rgb = INVALCOLOR; #endif if (char_attr <= HL_ALL) new_en.ae_attr = char_attr; } if (prim_attr <= HL_ALL) new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, prim_attr); else { spell_aep = syn_cterm_attr2entry(prim_attr); if (spell_aep != NULL) { new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, spell_aep->ae_attr); if (spell_aep->ae_u.cterm.fg_color > 0) new_en.ae_u.cterm.fg_color = spell_aep->ae_u.cterm.fg_color; if (spell_aep->ae_u.cterm.bg_color > 0) new_en.ae_u.cterm.bg_color = spell_aep->ae_u.cterm.bg_color; #ifdef FEAT_TERMGUICOLORS // If both fg and bg are not set fall back to cterm colors. // Helps for SpellBad which uses undercurl in the GUI. if (COLOR_INVALID(spell_aep->ae_u.cterm.fg_rgb) && COLOR_INVALID(spell_aep->ae_u.cterm.bg_rgb)) { if (spell_aep->ae_u.cterm.fg_color > 0) new_en.ae_u.cterm.fg_rgb = CTERMCOLOR; if (spell_aep->ae_u.cterm.bg_color > 0) new_en.ae_u.cterm.bg_rgb = CTERMCOLOR; } else { if (spell_aep->ae_u.cterm.fg_rgb != INVALCOLOR) new_en.ae_u.cterm.fg_rgb = spell_aep->ae_u.cterm.fg_rgb; if (spell_aep->ae_u.cterm.bg_rgb != INVALCOLOR) new_en.ae_u.cterm.bg_rgb = spell_aep->ae_u.cterm.bg_rgb; } #endif } } return get_attr_entry(&cterm_attr_table, &new_en); } if (char_attr > HL_ALL) char_aep = syn_term_attr2entry(char_attr); if (char_aep != NULL) new_en = *char_aep; else { vim_memset(&new_en, 0, sizeof(new_en)); if (char_attr <= HL_ALL) new_en.ae_attr = char_attr; } if (prim_attr <= HL_ALL) new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, prim_attr); else { spell_aep = syn_term_attr2entry(prim_attr); if (spell_aep != NULL) { new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, spell_aep->ae_attr); if (spell_aep->ae_u.term.start != NULL) { new_en.ae_u.term.start = spell_aep->ae_u.term.start; new_en.ae_u.term.stop = spell_aep->ae_u.term.stop; } } } return get_attr_entry(&term_attr_table, &new_en); } #ifdef FEAT_GUI attrentry_T * syn_gui_attr2entry(int attr) { attr -= ATTR_OFF; if (attr >= gui_attr_table.ga_len) // did ":syntax clear" return NULL; return &(GUI_ATTR_ENTRY(attr)); } #endif /* * Get the highlight attributes (HL_BOLD etc.) from an attribute nr. * Only to be used when "attr" > HL_ALL. */ int syn_attr2attr(int attr) { attrentry_T *aep; #ifdef FEAT_GUI if (gui.in_use) aep = syn_gui_attr2entry(attr); else #endif if (IS_CTERM) aep = syn_cterm_attr2entry(attr); else aep = syn_term_attr2entry(attr); if (aep == NULL) // highlighting not set return 0; return aep->ae_attr; } attrentry_T * syn_term_attr2entry(int attr) { attr -= ATTR_OFF; if (attr >= term_attr_table.ga_len) // did ":syntax clear" return NULL; return &(TERM_ATTR_ENTRY(attr)); } attrentry_T * syn_cterm_attr2entry(int attr) { attr -= ATTR_OFF; if (attr >= cterm_attr_table.ga_len) // did ":syntax clear" return NULL; return &(CTERM_ATTR_ENTRY(attr)); } #define LIST_ATTR 1 #define LIST_STRING 2 #define LIST_INT 3 static void highlight_list_one(int id) { hl_group_T *sgp; int didh = FALSE; sgp = &HL_TABLE()[id - 1]; // index is ID minus one if (message_filtered(sgp->sg_name)) return; didh = highlight_list_arg(id, didh, LIST_ATTR, sgp->sg_term, NULL, "term"); didh = highlight_list_arg(id, didh, LIST_STRING, 0, sgp->sg_start, "start"); didh = highlight_list_arg(id, didh, LIST_STRING, 0, sgp->sg_stop, "stop"); didh = highlight_list_arg(id, didh, LIST_ATTR, sgp->sg_cterm, NULL, "cterm"); didh = highlight_list_arg(id, didh, LIST_INT, sgp->sg_cterm_fg, NULL, "ctermfg"); didh = highlight_list_arg(id, didh, LIST_INT, sgp->sg_cterm_bg, NULL, "ctermbg"); #if defined(FEAT_GUI) || defined(FEAT_EVAL) didh = highlight_list_arg(id, didh, LIST_ATTR, sgp->sg_gui, NULL, "gui"); didh = highlight_list_arg(id, didh, LIST_STRING, 0, sgp->sg_gui_fg_name, "guifg"); didh = highlight_list_arg(id, didh, LIST_STRING, 0, sgp->sg_gui_bg_name, "guibg"); didh = highlight_list_arg(id, didh, LIST_STRING, 0, sgp->sg_gui_sp_name, "guisp"); #endif #ifdef FEAT_GUI didh = highlight_list_arg(id, didh, LIST_STRING, 0, sgp->sg_font_name, "font"); #endif if (sgp->sg_link && !got_int) { (void)syn_list_header(didh, 9999, id); didh = TRUE; msg_puts_attr("links to", HL_ATTR(HLF_D)); msg_putchar(' '); msg_outtrans(HL_TABLE()[HL_TABLE()[id - 1].sg_link - 1].sg_name); } if (!didh) highlight_list_arg(id, didh, LIST_STRING, 0, (char_u *)"cleared", ""); #ifdef FEAT_EVAL if (p_verbose > 0) last_set_msg(sgp->sg_script_ctx); #endif } static int highlight_list_arg( int id, int didh, int type, int iarg, char_u *sarg, char *name) { char_u buf[100]; char_u *ts; int i; if (got_int) return FALSE; if (type == LIST_STRING ? (sarg != NULL) : (iarg != 0)) { ts = buf; if (type == LIST_INT) sprintf((char *)buf, "%d", iarg - 1); else if (type == LIST_STRING) ts = sarg; else // type == LIST_ATTR { buf[0] = NUL; for (i = 0; hl_attr_table[i] != 0; ++i) { if (iarg & hl_attr_table[i]) { if (buf[0] != NUL) vim_strcat(buf, (char_u *)",", 100); vim_strcat(buf, (char_u *)hl_name_table[i], 100); iarg &= ~hl_attr_table[i]; // don't want "inverse" } } } (void)syn_list_header(didh, (int)(vim_strsize(ts) + STRLEN(name) + 1), id); didh = TRUE; if (!got_int) { if (*name != NUL) { msg_puts_attr(name, HL_ATTR(HLF_D)); msg_puts_attr("=", HL_ATTR(HLF_D)); } msg_outtrans(ts); } } return didh; } #if (((defined(FEAT_EVAL) || defined(FEAT_PRINTER))) && defined(FEAT_SYN_HL)) || defined(PROTO) /* * Return "1" if highlight group "id" has attribute "flag". * Return NULL otherwise. */ char_u * highlight_has_attr( int id, int flag, int modec) // 'g' for GUI, 'c' for cterm, 't' for term { int attr; if (id <= 0 || id > highlight_ga.ga_len) return NULL; #if defined(FEAT_GUI) || defined(FEAT_EVAL) if (modec == 'g') attr = HL_TABLE()[id - 1].sg_gui; else #endif if (modec == 'c') attr = HL_TABLE()[id - 1].sg_cterm; else attr = HL_TABLE()[id - 1].sg_term; if (attr & flag) return (char_u *)"1"; return NULL; } #endif #if (defined(FEAT_SYN_HL) && defined(FEAT_EVAL)) || defined(PROTO) /* * Return color name of highlight group "id". */ char_u * highlight_color( int id, char_u *what, // "font", "fg", "bg", "sp", "fg#", "bg#" or "sp#" int modec) // 'g' for GUI, 'c' for cterm, 't' for term { static char_u name[20]; int n; int fg = FALSE; int sp = FALSE; int font = FALSE; if (id <= 0 || id > highlight_ga.ga_len) return NULL; if (TOLOWER_ASC(what[0]) == 'f' && TOLOWER_ASC(what[1]) == 'g') fg = TRUE; else if (TOLOWER_ASC(what[0]) == 'f' && TOLOWER_ASC(what[1]) == 'o' && TOLOWER_ASC(what[2]) == 'n' && TOLOWER_ASC(what[3]) == 't') font = TRUE; else if (TOLOWER_ASC(what[0]) == 's' && TOLOWER_ASC(what[1]) == 'p') sp = TRUE; else if (!(TOLOWER_ASC(what[0]) == 'b' && TOLOWER_ASC(what[1]) == 'g')) return NULL; if (modec == 'g') { # if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) # ifdef FEAT_GUI // return font name if (font) return HL_TABLE()[id - 1].sg_font_name; # endif // return #RRGGBB form (only possible when GUI is running) if ((USE_24BIT) && what[2] == '#') { guicolor_T color; long_u rgb; static char_u buf[10]; if (fg) color = HL_TABLE()[id - 1].sg_gui_fg; else if (sp) # ifdef FEAT_GUI color = HL_TABLE()[id - 1].sg_gui_sp; # else color = INVALCOLOR; # endif else color = HL_TABLE()[id - 1].sg_gui_bg; if (color == INVALCOLOR) return NULL; rgb = (long_u)GUI_MCH_GET_RGB(color); sprintf((char *)buf, "#%02x%02x%02x", (unsigned)(rgb >> 16), (unsigned)(rgb >> 8) & 255, (unsigned)rgb & 255); return buf; } # endif if (fg) return (HL_TABLE()[id - 1].sg_gui_fg_name); if (sp) return (HL_TABLE()[id - 1].sg_gui_sp_name); return (HL_TABLE()[id - 1].sg_gui_bg_name); } if (font || sp) return NULL; if (modec == 'c') { if (fg) n = HL_TABLE()[id - 1].sg_cterm_fg - 1; else n = HL_TABLE()[id - 1].sg_cterm_bg - 1; if (n < 0) return NULL; sprintf((char *)name, "%d", n); return name; } // term doesn't have color return NULL; } #endif #if (defined(FEAT_SYN_HL) \ && (defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS)) \ && defined(FEAT_PRINTER)) || defined(PROTO) /* * Return color name of highlight group "id" as RGB value. */ long_u highlight_gui_color_rgb( int id, int fg) // TRUE = fg, FALSE = bg { guicolor_T color; if (id <= 0 || id > highlight_ga.ga_len) return 0L; if (fg) color = HL_TABLE()[id - 1].sg_gui_fg; else color = HL_TABLE()[id - 1].sg_gui_bg; if (color == INVALCOLOR) return 0L; return GUI_MCH_GET_RGB(color); } #endif /* * Output the syntax list header. * Return TRUE when started a new line. */ int syn_list_header( int did_header, // did header already int outlen, // length of string that comes int id) // highlight group id { int endcol = 19; int newline = TRUE; int name_col = 0; if (!did_header) { msg_putchar('\n'); if (got_int) return TRUE; msg_outtrans(HL_TABLE()[id - 1].sg_name); name_col = msg_col; endcol = 15; } else if (msg_col + outlen + 1 >= Columns) { msg_putchar('\n'); if (got_int) return TRUE; } else { if (msg_col >= endcol) // wrap around is like starting a new line newline = FALSE; } if (msg_col >= endcol) // output at least one space endcol = msg_col + 1; if (Columns <= endcol) // avoid hang for tiny window endcol = Columns - 1; msg_advance(endcol); // Show "xxx" with the attributes. if (!did_header) { if (endcol == Columns - 1 && endcol <= name_col) msg_putchar(' '); msg_puts_attr("xxx", syn_id2attr(id)); msg_putchar(' '); } return newline; } /* * Set the attribute numbers for a highlight group. * Called after one of the attributes has changed. */ static void set_hl_attr( int idx) // index in array { attrentry_T at_en; hl_group_T *sgp = HL_TABLE() + idx; // The "Normal" group doesn't need an attribute number if (sgp->sg_name_u != NULL && STRCMP(sgp->sg_name_u, "NORMAL") == 0) return; #ifdef FEAT_GUI /* * For the GUI mode: If there are other than "normal" highlighting * attributes, need to allocate an attr number. */ if (sgp->sg_gui_fg == INVALCOLOR && sgp->sg_gui_bg == INVALCOLOR && sgp->sg_gui_sp == INVALCOLOR && sgp->sg_font == NOFONT # ifdef FEAT_XFONTSET && sgp->sg_fontset == NOFONTSET # endif ) { sgp->sg_gui_attr = sgp->sg_gui; } else { at_en.ae_attr = sgp->sg_gui; at_en.ae_u.gui.fg_color = sgp->sg_gui_fg; at_en.ae_u.gui.bg_color = sgp->sg_gui_bg; at_en.ae_u.gui.sp_color = sgp->sg_gui_sp; at_en.ae_u.gui.font = sgp->sg_font; # ifdef FEAT_XFONTSET at_en.ae_u.gui.fontset = sgp->sg_fontset; # endif sgp->sg_gui_attr = get_attr_entry(&gui_attr_table, &at_en); } #endif /* * For the term mode: If there are other than "normal" highlighting * attributes, need to allocate an attr number. */ if (sgp->sg_start == NULL && sgp->sg_stop == NULL) sgp->sg_term_attr = sgp->sg_term; else { at_en.ae_attr = sgp->sg_term; at_en.ae_u.term.start = sgp->sg_start; at_en.ae_u.term.stop = sgp->sg_stop; sgp->sg_term_attr = get_attr_entry(&term_attr_table, &at_en); } /* * For the color term mode: If there are other than "normal" * highlighting attributes, need to allocate an attr number. */ if (sgp->sg_cterm_fg == 0 && sgp->sg_cterm_bg == 0 # ifdef FEAT_TERMGUICOLORS && sgp->sg_gui_fg == INVALCOLOR && sgp->sg_gui_bg == INVALCOLOR # endif ) sgp->sg_cterm_attr = sgp->sg_cterm; else { at_en.ae_attr = sgp->sg_cterm; at_en.ae_u.cterm.fg_color = sgp->sg_cterm_fg; at_en.ae_u.cterm.bg_color = sgp->sg_cterm_bg; # ifdef FEAT_TERMGUICOLORS # ifdef MSWIN # ifdef VIMDLL // Only when not using the GUI. if (!gui.in_use && !gui.starting) # endif { int id; guicolor_T fg, bg; id = syn_name2id((char_u *)"Normal"); if (id > 0) { syn_id2colors(id, &fg, &bg); if (sgp->sg_gui_fg == INVALCOLOR) sgp->sg_gui_fg = fg; if (sgp->sg_gui_bg == INVALCOLOR) sgp->sg_gui_bg = bg; } } # endif at_en.ae_u.cterm.fg_rgb = GUI_MCH_GET_RGB2(sgp->sg_gui_fg); at_en.ae_u.cterm.bg_rgb = GUI_MCH_GET_RGB2(sgp->sg_gui_bg); if (at_en.ae_u.cterm.fg_rgb == INVALCOLOR && at_en.ae_u.cterm.bg_rgb == INVALCOLOR) { // If both fg and bg are invalid fall back to the cterm colors. // Helps when the GUI only uses an attribute, e.g. undercurl. at_en.ae_u.cterm.fg_rgb = CTERMCOLOR; at_en.ae_u.cterm.bg_rgb = CTERMCOLOR; } # endif sgp->sg_cterm_attr = get_attr_entry(&cterm_attr_table, &at_en); } } /* * Lookup a highlight group name and return its ID. * If it is not found, 0 is returned. */ int syn_name2id(char_u *name) { int i; char_u name_u[200]; // Avoid using stricmp() too much, it's slow on some systems // Avoid alloc()/free(), these are slow too. ID names over 200 chars // don't deserve to be found! vim_strncpy(name_u, name, 199); vim_strup(name_u); for (i = highlight_ga.ga_len; --i >= 0; ) if (HL_TABLE()[i].sg_name_u != NULL && STRCMP(name_u, HL_TABLE()[i].sg_name_u) == 0) break; return i + 1; } /* * Lookup a highlight group name and return its attributes. * Return zero if not found. */ int syn_name2attr(char_u *name) { int id = syn_name2id(name); if (id != 0) return syn_id2attr(id); return 0; } #if defined(FEAT_EVAL) || defined(PROTO) /* * Return TRUE if highlight group "name" exists. */ int highlight_exists(char_u *name) { return (syn_name2id(name) > 0); } # if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) /* * Return the name of highlight group "id". * When not a valid ID return an empty string. */ char_u * syn_id2name(int id) { if (id <= 0 || id > highlight_ga.ga_len) return (char_u *)""; return HL_TABLE()[id - 1].sg_name; } # endif #endif /* * Like syn_name2id(), but take a pointer + length argument. */ int syn_namen2id(char_u *linep, int len) { char_u *name; int id = 0; name = vim_strnsave(linep, len); if (name != NULL) { id = syn_name2id(name); vim_free(name); } return id; } /* * Find highlight group name in the table and return its ID. * The argument is a pointer to the name and the length of the name. * If it doesn't exist yet, a new entry is created. * Return 0 for failure. */ int syn_check_group(char_u *pp, int len) { int id; char_u *name; name = vim_strnsave(pp, len); if (name == NULL) return 0; id = syn_name2id(name); if (id == 0) // doesn't exist yet id = syn_add_group(name); else vim_free(name); return id; } /* * Add new highlight group and return its ID. * "name" must be an allocated string, it will be consumed. * Return 0 for failure. */ static int syn_add_group(char_u *name) { char_u *p; char_u *name_up; // Check that the name is ASCII letters, digits and underscore. for (p = name; *p != NUL; ++p) { if (!vim_isprintc(*p)) { emsg(_("E669: Unprintable character in group name")); vim_free(name); return 0; } else if (!ASCII_ISALNUM(*p) && *p != '_') { // This is an error, but since there previously was no check only // give a warning. msg_source(HL_ATTR(HLF_W)); msg(_("W18: Invalid character in group name")); break; } } /* * First call for this growarray: init growing array. */ if (highlight_ga.ga_data == NULL) { highlight_ga.ga_itemsize = sizeof(hl_group_T); highlight_ga.ga_growsize = 10; } if (highlight_ga.ga_len >= MAX_HL_ID) { emsg(_("E849: Too many highlight and syntax groups")); vim_free(name); return 0; } /* * Make room for at least one other syntax_highlight entry. */ if (ga_grow(&highlight_ga, 1) == FAIL) { vim_free(name); return 0; } name_up = vim_strsave_up(name); if (name_up == NULL) { vim_free(name); return 0; } vim_memset(&(HL_TABLE()[highlight_ga.ga_len]), 0, sizeof(hl_group_T)); HL_TABLE()[highlight_ga.ga_len].sg_name = name; HL_TABLE()[highlight_ga.ga_len].sg_name_u = name_up; #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) HL_TABLE()[highlight_ga.ga_len].sg_gui_bg = INVALCOLOR; HL_TABLE()[highlight_ga.ga_len].sg_gui_fg = INVALCOLOR; # ifdef FEAT_GUI HL_TABLE()[highlight_ga.ga_len].sg_gui_sp = INVALCOLOR; # endif #endif ++highlight_ga.ga_len; return highlight_ga.ga_len; // ID is index plus one } /* * When, just after calling syn_add_group(), an error is discovered, this * function deletes the new name. */ static void syn_unadd_group(void) { --highlight_ga.ga_len; vim_free(HL_TABLE()[highlight_ga.ga_len].sg_name); vim_free(HL_TABLE()[highlight_ga.ga_len].sg_name_u); } /* * Translate a group ID to highlight attributes. */ int syn_id2attr(int hl_id) { int attr; hl_group_T *sgp; hl_id = syn_get_final_id(hl_id); sgp = &HL_TABLE()[hl_id - 1]; // index is ID minus one #ifdef FEAT_GUI /* * Only use GUI attr when the GUI is being used. */ if (gui.in_use) attr = sgp->sg_gui_attr; else #endif if (IS_CTERM) attr = sgp->sg_cterm_attr; else attr = sgp->sg_term_attr; return attr; } #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) || defined(PROTO) /* * Get the GUI colors and attributes for a group ID. * NOTE: the colors will be INVALCOLOR when not set, the color otherwise. */ int syn_id2colors(int hl_id, guicolor_T *fgp, guicolor_T *bgp) { hl_group_T *sgp; hl_id = syn_get_final_id(hl_id); sgp = &HL_TABLE()[hl_id - 1]; // index is ID minus one *fgp = sgp->sg_gui_fg; *bgp = sgp->sg_gui_bg; return sgp->sg_gui; } #endif #if (defined(MSWIN) \ && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) \ && defined(FEAT_TERMGUICOLORS)) || defined(PROTO) void syn_id2cterm_bg(int hl_id, int *fgp, int *bgp) { hl_group_T *sgp; hl_id = syn_get_final_id(hl_id); sgp = &HL_TABLE()[hl_id - 1]; // index is ID minus one *fgp = sgp->sg_cterm_fg - 1; *bgp = sgp->sg_cterm_bg - 1; } #endif /* * Translate a group ID to the final group ID (following links). */ int syn_get_final_id(int hl_id) { int count; hl_group_T *sgp; if (hl_id > highlight_ga.ga_len || hl_id < 1) return 0; // Can be called from eval!! /* * Follow links until there is no more. * Look out for loops! Break after 100 links. */ for (count = 100; --count >= 0; ) { sgp = &HL_TABLE()[hl_id - 1]; // index is ID minus one if (sgp->sg_link == 0 || sgp->sg_link > highlight_ga.ga_len) break; hl_id = sgp->sg_link; } return hl_id; } #if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) || defined(PROTO) /* * Call this function just after the GUI has started. * Also called when 'termguicolors' was set, gui.in_use will be FALSE then. * It finds the font and color handles for the highlighting groups. */ void highlight_gui_started(void) { int idx; // First get the colors from the "Normal" and "Menu" group, if set if (USE_24BIT) set_normal_colors(); for (idx = 0; idx < highlight_ga.ga_len; ++idx) gui_do_one_color(idx, FALSE, FALSE); highlight_changed(); } static void gui_do_one_color( int idx, int do_menu UNUSED, // TRUE: might set the menu font int do_tooltip UNUSED) // TRUE: might set the tooltip font { int didit = FALSE; # ifdef FEAT_GUI # ifdef FEAT_TERMGUICOLORS if (gui.in_use) # endif if (HL_TABLE()[idx].sg_font_name != NULL) { hl_do_font(idx, HL_TABLE()[idx].sg_font_name, FALSE, do_menu, do_tooltip, TRUE); didit = TRUE; } # endif if (HL_TABLE()[idx].sg_gui_fg_name != NULL) { HL_TABLE()[idx].sg_gui_fg = color_name2handle(HL_TABLE()[idx].sg_gui_fg_name); didit = TRUE; } if (HL_TABLE()[idx].sg_gui_bg_name != NULL) { HL_TABLE()[idx].sg_gui_bg = color_name2handle(HL_TABLE()[idx].sg_gui_bg_name); didit = TRUE; } # ifdef FEAT_GUI if (HL_TABLE()[idx].sg_gui_sp_name != NULL) { HL_TABLE()[idx].sg_gui_sp = color_name2handle(HL_TABLE()[idx].sg_gui_sp_name); didit = TRUE; } # endif if (didit) // need to get a new attr number set_hl_attr(idx); } #endif #if defined(USER_HIGHLIGHT) && defined(FEAT_STL_OPT) /* * Apply difference between User[1-9] and HLF_S to HLF_SNC, HLF_ST or HLF_STNC. */ static void combine_stl_hlt( int id, int id_S, int id_alt, int hlcnt, int i, int hlf, int *table) { hl_group_T *hlt = HL_TABLE(); if (id_alt == 0) { vim_memset(&hlt[hlcnt + i], 0, sizeof(hl_group_T)); hlt[hlcnt + i].sg_term = highlight_attr[hlf]; hlt[hlcnt + i].sg_cterm = highlight_attr[hlf]; # if defined(FEAT_GUI) || defined(FEAT_EVAL) hlt[hlcnt + i].sg_gui = highlight_attr[hlf]; # endif } else mch_memmove(&hlt[hlcnt + i], &hlt[id_alt - 1], sizeof(hl_group_T)); hlt[hlcnt + i].sg_link = 0; hlt[hlcnt + i].sg_term ^= hlt[id - 1].sg_term ^ hlt[id_S - 1].sg_term; if (hlt[id - 1].sg_start != hlt[id_S - 1].sg_start) hlt[hlcnt + i].sg_start = hlt[id - 1].sg_start; if (hlt[id - 1].sg_stop != hlt[id_S - 1].sg_stop) hlt[hlcnt + i].sg_stop = hlt[id - 1].sg_stop; hlt[hlcnt + i].sg_cterm ^= hlt[id - 1].sg_cterm ^ hlt[id_S - 1].sg_cterm; if (hlt[id - 1].sg_cterm_fg != hlt[id_S - 1].sg_cterm_fg) hlt[hlcnt + i].sg_cterm_fg = hlt[id - 1].sg_cterm_fg; if (hlt[id - 1].sg_cterm_bg != hlt[id_S - 1].sg_cterm_bg) hlt[hlcnt + i].sg_cterm_bg = hlt[id - 1].sg_cterm_bg; # if defined(FEAT_GUI) || defined(FEAT_EVAL) hlt[hlcnt + i].sg_gui ^= hlt[id - 1].sg_gui ^ hlt[id_S - 1].sg_gui; # endif # ifdef FEAT_GUI if (hlt[id - 1].sg_gui_fg != hlt[id_S - 1].sg_gui_fg) hlt[hlcnt + i].sg_gui_fg = hlt[id - 1].sg_gui_fg; if (hlt[id - 1].sg_gui_bg != hlt[id_S - 1].sg_gui_bg) hlt[hlcnt + i].sg_gui_bg = hlt[id - 1].sg_gui_bg; if (hlt[id - 1].sg_gui_sp != hlt[id_S - 1].sg_gui_sp) hlt[hlcnt + i].sg_gui_sp = hlt[id - 1].sg_gui_sp; if (hlt[id - 1].sg_font != hlt[id_S - 1].sg_font) hlt[hlcnt + i].sg_font = hlt[id - 1].sg_font; # ifdef FEAT_XFONTSET if (hlt[id - 1].sg_fontset != hlt[id_S - 1].sg_fontset) hlt[hlcnt + i].sg_fontset = hlt[id - 1].sg_fontset; # endif # endif highlight_ga.ga_len = hlcnt + i + 1; set_hl_attr(hlcnt + i); // At long last we can apply table[i] = syn_id2attr(hlcnt + i + 1); } #endif /* * Translate the 'highlight' option into attributes in highlight_attr[] and * set up the user highlights User1..9. If FEAT_STL_OPT is in use, a set of * corresponding highlights to use on top of HLF_SNC is computed. * Called only when the 'highlight' option has been changed and upon first * screen redraw after any :highlight command. * Return FAIL when an invalid flag is found in 'highlight'. OK otherwise. */ int highlight_changed(void) { int hlf; int i; char_u *p; int attr; char_u *end; int id; #ifdef USER_HIGHLIGHT char_u userhl[30]; // use 30 to avoid compiler warning # ifdef FEAT_STL_OPT int id_S = -1; int id_SNC = 0; # ifdef FEAT_TERMINAL int id_ST = 0; int id_STNC = 0; # endif int hlcnt; # endif #endif static int hl_flags[HLF_COUNT] = HL_FLAGS; need_highlight_changed = FALSE; /* * Clear all attributes. */ for (hlf = 0; hlf < (int)HLF_COUNT; ++hlf) highlight_attr[hlf] = 0; /* * First set all attributes to their default value. * Then use the attributes from the 'highlight' option. */ for (i = 0; i < 2; ++i) { if (i) p = p_hl; else p = get_highlight_default(); if (p == NULL) // just in case continue; while (*p) { for (hlf = 0; hlf < (int)HLF_COUNT; ++hlf) if (hl_flags[hlf] == *p) break; ++p; if (hlf == (int)HLF_COUNT || *p == NUL) return FAIL; /* * Allow several hl_flags to be combined, like "bu" for * bold-underlined. */ attr = 0; for ( ; *p && *p != ','; ++p) // parse up to comma { if (VIM_ISWHITE(*p)) // ignore white space continue; if (attr > HL_ALL) // Combination with ':' is not allowed. return FAIL; switch (*p) { case 'b': attr |= HL_BOLD; break; case 'i': attr |= HL_ITALIC; break; case '-': case 'n': // no highlighting break; case 'r': attr |= HL_INVERSE; break; case 's': attr |= HL_STANDOUT; break; case 'u': attr |= HL_UNDERLINE; break; case 'c': attr |= HL_UNDERCURL; break; case 't': attr |= HL_STRIKETHROUGH; break; case ':': ++p; // highlight group name if (attr || *p == NUL) // no combinations return FAIL; end = vim_strchr(p, ','); if (end == NULL) end = p + STRLEN(p); id = syn_check_group(p, (int)(end - p)); if (id == 0) return FAIL; attr = syn_id2attr(id); p = end - 1; #if defined(FEAT_STL_OPT) && defined(USER_HIGHLIGHT) if (hlf == (int)HLF_SNC) id_SNC = syn_get_final_id(id); # ifdef FEAT_TERMINAL else if (hlf == (int)HLF_ST) id_ST = syn_get_final_id(id); else if (hlf == (int)HLF_STNC) id_STNC = syn_get_final_id(id); # endif else if (hlf == (int)HLF_S) id_S = syn_get_final_id(id); #endif break; default: return FAIL; } } highlight_attr[hlf] = attr; p = skip_to_option_part(p); // skip comma and spaces } } #ifdef USER_HIGHLIGHT /* * Setup the user highlights * * Temporarily utilize 28 more hl entries: * 9 for User1-User9 combined with StatusLineNC * 9 for User1-User9 combined with StatusLineTerm * 9 for User1-User9 combined with StatusLineTermNC * 1 for StatusLine default * Have to be in there simultaneously in case of table overflows in * get_attr_entry() */ # ifdef FEAT_STL_OPT if (ga_grow(&highlight_ga, 28) == FAIL) return FAIL; hlcnt = highlight_ga.ga_len; if (id_S == -1) { // Make sure id_S is always valid to simplify code below. Use the last // entry. vim_memset(&HL_TABLE()[hlcnt + 27], 0, sizeof(hl_group_T)); HL_TABLE()[hlcnt + 18].sg_term = highlight_attr[HLF_S]; id_S = hlcnt + 19; } # endif for (i = 0; i < 9; i++) { sprintf((char *)userhl, "User%d", i + 1); id = syn_name2id(userhl); if (id == 0) { highlight_user[i] = 0; # ifdef FEAT_STL_OPT highlight_stlnc[i] = 0; # ifdef FEAT_TERMINAL highlight_stlterm[i] = 0; highlight_stltermnc[i] = 0; # endif # endif } else { highlight_user[i] = syn_id2attr(id); # ifdef FEAT_STL_OPT combine_stl_hlt(id, id_S, id_SNC, hlcnt, i, HLF_SNC, highlight_stlnc); # ifdef FEAT_TERMINAL combine_stl_hlt(id, id_S, id_ST, hlcnt + 9, i, HLF_ST, highlight_stlterm); combine_stl_hlt(id, id_S, id_STNC, hlcnt + 18, i, HLF_STNC, highlight_stltermnc); # endif # endif } } # ifdef FEAT_STL_OPT highlight_ga.ga_len = hlcnt; # endif #endif // USER_HIGHLIGHT return OK; } static void highlight_list(void); static void highlight_list_two(int cnt, int attr); /* * Handle command line completion for :highlight command. */ void set_context_in_highlight_cmd(expand_T *xp, char_u *arg) { char_u *p; // Default: expand group names xp->xp_context = EXPAND_HIGHLIGHT; xp->xp_pattern = arg; include_link = 2; include_default = 1; // (part of) subcommand already typed if (*arg != NUL) { p = skiptowhite(arg); if (*p != NUL) // past "default" or group name { include_default = 0; if (STRNCMP("default", arg, p - arg) == 0) { arg = skipwhite(p); xp->xp_pattern = arg; p = skiptowhite(arg); } if (*p != NUL) // past group name { include_link = 0; if (arg[1] == 'i' && arg[0] == 'N') highlight_list(); if (STRNCMP("link", arg, p - arg) == 0 || STRNCMP("clear", arg, p - arg) == 0) { xp->xp_pattern = skipwhite(p); p = skiptowhite(xp->xp_pattern); if (*p != NUL) // past first group name { xp->xp_pattern = skipwhite(p); p = skiptowhite(xp->xp_pattern); } } if (*p != NUL) // past group name(s) xp->xp_context = EXPAND_NOTHING; } } } } /* * List highlighting matches in a nice way. */ static void highlight_list(void) { int i; for (i = 10; --i >= 0; ) highlight_list_two(i, HL_ATTR(HLF_D)); for (i = 40; --i >= 0; ) highlight_list_two(99, 0); } static void highlight_list_two(int cnt, int attr) { msg_puts_attr(&("N \bI \b! \b"[cnt / 11]), attr); msg_clr_eos(); out_flush(); ui_delay(cnt == 99 ? 40L : (long)cnt * 50L, FALSE); } /* * Function given to ExpandGeneric() to obtain the list of group names. */ char_u * get_highlight_name(expand_T *xp UNUSED, int idx) { return get_highlight_name_ext(xp, idx, TRUE); } /* * Obtain a highlight group name. * When "skip_cleared" is TRUE don't return a cleared entry. */ char_u * get_highlight_name_ext(expand_T *xp UNUSED, int idx, int skip_cleared) { if (idx < 0) return NULL; // Items are never removed from the table, skip the ones that were // cleared. if (skip_cleared && idx < highlight_ga.ga_len && HL_TABLE()[idx].sg_cleared) return (char_u *)""; if (idx == highlight_ga.ga_len && include_none != 0) return (char_u *)"none"; if (idx == highlight_ga.ga_len + include_none && include_default != 0) return (char_u *)"default"; if (idx == highlight_ga.ga_len + include_none + include_default && include_link != 0) return (char_u *)"link"; if (idx == highlight_ga.ga_len + include_none + include_default + 1 && include_link != 0) return (char_u *)"clear"; if (idx >= highlight_ga.ga_len) return NULL; return HL_TABLE()[idx].sg_name; } #if defined(FEAT_GUI) || defined(PROTO) /* * Free all the highlight group fonts. * Used when quitting for systems which need it. */ void free_highlight_fonts(void) { int idx; for (idx = 0; idx < highlight_ga.ga_len; ++idx) { gui_mch_free_font(HL_TABLE()[idx].sg_font); HL_TABLE()[idx].sg_font = NOFONT; # ifdef FEAT_XFONTSET gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); HL_TABLE()[idx].sg_fontset = NOFONTSET; # endif } gui_mch_free_font(gui.norm_font); # ifdef FEAT_XFONTSET gui_mch_free_fontset(gui.fontset); # endif # ifndef FEAT_GUI_GTK gui_mch_free_font(gui.bold_font); gui_mch_free_font(gui.ital_font); gui_mch_free_font(gui.boldital_font); # endif } #endif #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) # define SEARCH_HL_PRIORITY 0 /* * Add match to the match list of window 'wp'. The pattern 'pat' will be * highlighted with the group 'grp' with priority 'prio'. * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). * If no particular ID is desired, -1 must be specified for 'id'. * Return ID of added match, -1 on failure. */ static int match_add( win_T *wp, char_u *grp, char_u *pat, int prio, int id, list_T *pos_list, char_u *conceal_char UNUSED) // pointer to conceal replacement char { matchitem_T *cur; matchitem_T *prev; matchitem_T *m; int hlg_id; regprog_T *regprog = NULL; int rtype = SOME_VALID; if (*grp == NUL || (pat != NULL && *pat == NUL)) return -1; if (id < -1 || id == 0) { semsg(_("E799: Invalid ID: %d (must be greater than or equal to 1)"), id); return -1; } if (id != -1) { cur = wp->w_match_head; while (cur != NULL) { if (cur->id == id) { semsg(_("E801: ID already taken: %d"), id); return -1; } cur = cur->next; } } if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) { semsg(_(e_nogroup), grp); return -1; } if (pat != NULL && (regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) { semsg(_(e_invarg2), pat); return -1; } // Find available match ID. while (id == -1) { cur = wp->w_match_head; while (cur != NULL && cur->id != wp->w_next_match_id) cur = cur->next; if (cur == NULL) id = wp->w_next_match_id; wp->w_next_match_id++; } // Build new match. m = ALLOC_CLEAR_ONE(matchitem_T); m->id = id; m->priority = prio; m->pattern = pat == NULL ? NULL : vim_strsave(pat); m->hlg_id = hlg_id; m->match.regprog = regprog; m->match.rmm_ic = FALSE; m->match.rmm_maxcol = 0; # if defined(FEAT_CONCEAL) m->conceal_char = 0; if (conceal_char != NULL) m->conceal_char = (*mb_ptr2char)(conceal_char); # endif // Set up position matches if (pos_list != NULL) { linenr_T toplnum = 0; linenr_T botlnum = 0; listitem_T *li; int i; for (i = 0, li = pos_list->lv_first; li != NULL && i < MAXPOSMATCH; i++, li = li->li_next) { linenr_T lnum = 0; colnr_T col = 0; int len = 1; list_T *subl; listitem_T *subli; int error = FALSE; if (li->li_tv.v_type == VAR_LIST) { subl = li->li_tv.vval.v_list; if (subl == NULL) goto fail; subli = subl->lv_first; if (subli == NULL) goto fail; lnum = tv_get_number_chk(&subli->li_tv, &error); if (error == TRUE) goto fail; if (lnum == 0) { --i; continue; } m->pos.pos[i].lnum = lnum; subli = subli->li_next; if (subli != NULL) { col = tv_get_number_chk(&subli->li_tv, &error); if (error == TRUE) goto fail; subli = subli->li_next; if (subli != NULL) { len = tv_get_number_chk(&subli->li_tv, &error); if (error == TRUE) goto fail; } } m->pos.pos[i].col = col; m->pos.pos[i].len = len; } else if (li->li_tv.v_type == VAR_NUMBER) { if (li->li_tv.vval.v_number == 0) { --i; continue; } m->pos.pos[i].lnum = li->li_tv.vval.v_number; m->pos.pos[i].col = 0; m->pos.pos[i].len = 0; } else { emsg(_("List or number required")); goto fail; } if (toplnum == 0 || lnum < toplnum) toplnum = lnum; if (botlnum == 0 || lnum >= botlnum) botlnum = lnum + 1; } // Calculate top and bottom lines for redrawing area if (toplnum != 0) { if (wp->w_buffer->b_mod_set) { if (wp->w_buffer->b_mod_top > toplnum) wp->w_buffer->b_mod_top = toplnum; if (wp->w_buffer->b_mod_bot < botlnum) wp->w_buffer->b_mod_bot = botlnum; } else { wp->w_buffer->b_mod_set = TRUE; wp->w_buffer->b_mod_top = toplnum; wp->w_buffer->b_mod_bot = botlnum; wp->w_buffer->b_mod_xlines = 0; } m->pos.toplnum = toplnum; m->pos.botlnum = botlnum; rtype = VALID; } } // Insert new match. The match list is in ascending order with regard to // the match priorities. cur = wp->w_match_head; prev = cur; while (cur != NULL && prio >= cur->priority) { prev = cur; cur = cur->next; } if (cur == prev) wp->w_match_head = m; else prev->next = m; m->next = cur; redraw_win_later(wp, rtype); return id; fail: vim_free(m); return -1; } /* * Delete match with ID 'id' in the match list of window 'wp'. * Print error messages if 'perr' is TRUE. */ static int match_delete(win_T *wp, int id, int perr) { matchitem_T *cur = wp->w_match_head; matchitem_T *prev = cur; int rtype = SOME_VALID; if (id < 1) { if (perr == TRUE) semsg(_("E802: Invalid ID: %d (must be greater than or equal to 1)"), id); return -1; } while (cur != NULL && cur->id != id) { prev = cur; cur = cur->next; } if (cur == NULL) { if (perr == TRUE) semsg(_("E803: ID not found: %d"), id); return -1; } if (cur == prev) wp->w_match_head = cur->next; else prev->next = cur->next; vim_regfree(cur->match.regprog); vim_free(cur->pattern); if (cur->pos.toplnum != 0) { if (wp->w_buffer->b_mod_set) { if (wp->w_buffer->b_mod_top > cur->pos.toplnum) wp->w_buffer->b_mod_top = cur->pos.toplnum; if (wp->w_buffer->b_mod_bot < cur->pos.botlnum) wp->w_buffer->b_mod_bot = cur->pos.botlnum; } else { wp->w_buffer->b_mod_set = TRUE; wp->w_buffer->b_mod_top = cur->pos.toplnum; wp->w_buffer->b_mod_bot = cur->pos.botlnum; wp->w_buffer->b_mod_xlines = 0; } rtype = VALID; } vim_free(cur); redraw_win_later(wp, rtype); return 0; } /* * Delete all matches in the match list of window 'wp'. */ void clear_matches(win_T *wp) { matchitem_T *m; while (wp->w_match_head != NULL) { m = wp->w_match_head->next; vim_regfree(wp->w_match_head->match.regprog); vim_free(wp->w_match_head->pattern); vim_free(wp->w_match_head); wp->w_match_head = m; } redraw_win_later(wp, SOME_VALID); } /* * Get match from ID 'id' in window 'wp'. * Return NULL if match not found. */ static matchitem_T * get_match(win_T *wp, int id) { matchitem_T *cur = wp->w_match_head; while (cur != NULL && cur->id != id) cur = cur->next; return cur; } /* * Init for calling prepare_search_hl(). */ void init_search_hl(win_T *wp, match_T *search_hl) { matchitem_T *cur; // Setup for match and 'hlsearch' highlighting. Disable any previous // match cur = wp->w_match_head; while (cur != NULL) { cur->hl.rm = cur->match; if (cur->hlg_id == 0) cur->hl.attr = 0; else cur->hl.attr = syn_id2attr(cur->hlg_id); cur->hl.buf = wp->w_buffer; cur->hl.lnum = 0; cur->hl.first_lnum = 0; # ifdef FEAT_RELTIME // Set the time limit to 'redrawtime'. profile_setlimit(p_rdt, &(cur->hl.tm)); # endif cur = cur->next; } search_hl->buf = wp->w_buffer; search_hl->lnum = 0; search_hl->first_lnum = 0; // time limit is set at the toplevel, for all windows } /* * If there is a match fill "shl" and return one. * Return zero otherwise. */ static int next_search_hl_pos( match_T *shl, // points to a match linenr_T lnum, posmatch_T *posmatch, // match positions colnr_T mincol) // minimal column for a match { int i; int found = -1; for (i = posmatch->cur; i < MAXPOSMATCH; i++) { llpos_T *pos = &posmatch->pos[i]; if (pos->lnum == 0) break; if (pos->len == 0 && pos->col < mincol) continue; if (pos->lnum == lnum) { if (found >= 0) { // if this match comes before the one at "found" then swap // them if (pos->col < posmatch->pos[found].col) { llpos_T tmp = *pos; *pos = posmatch->pos[found]; posmatch->pos[found] = tmp; } } else found = i; } } posmatch->cur = 0; if (found >= 0) { colnr_T start = posmatch->pos[found].col == 0 ? 0 : posmatch->pos[found].col - 1; colnr_T end = posmatch->pos[found].col == 0 ? MAXCOL : start + posmatch->pos[found].len; shl->lnum = lnum; shl->rm.startpos[0].lnum = 0; shl->rm.startpos[0].col = start; shl->rm.endpos[0].lnum = 0; shl->rm.endpos[0].col = end; shl->is_addpos = TRUE; posmatch->cur = found + 1; return 1; } return 0; } /* * Search for a next 'hlsearch' or match. * Uses shl->buf. * Sets shl->lnum and shl->rm contents. * Note: Assumes a previous match is always before "lnum", unless * shl->lnum is zero. * Careful: Any pointers for buffer lines will become invalid. */ static void next_search_hl( win_T *win, match_T *search_hl, match_T *shl, // points to search_hl or a match linenr_T lnum, colnr_T mincol, // minimal column for a match matchitem_T *cur) // to retrieve match positions if any { linenr_T l; colnr_T matchcol; long nmatched; int save_called_emsg = called_emsg; // for :{range}s/pat only highlight inside the range if (lnum < search_first_line || lnum > search_last_line) { shl->lnum = 0; return; } if (shl->lnum != 0) { // Check for three situations: // 1. If the "lnum" is below a previous match, start a new search. // 2. If the previous match includes "mincol", use it. // 3. Continue after the previous match. l = shl->lnum + shl->rm.endpos[0].lnum - shl->rm.startpos[0].lnum; if (lnum > l) shl->lnum = 0; else if (lnum < l || shl->rm.endpos[0].col > mincol) return; } /* * Repeat searching for a match until one is found that includes "mincol" * or none is found in this line. */ called_emsg = FALSE; for (;;) { # ifdef FEAT_RELTIME // Stop searching after passing the time limit. if (profile_passed_limit(&(shl->tm))) { shl->lnum = 0; // no match found in time break; } # endif // Three situations: // 1. No useful previous match: search from start of line. // 2. Not Vi compatible or empty match: continue at next character. // Break the loop if this is beyond the end of the line. // 3. Vi compatible searching: continue at end of previous match. if (shl->lnum == 0) matchcol = 0; else if (vim_strchr(p_cpo, CPO_SEARCH) == NULL || (shl->rm.endpos[0].lnum == 0 && shl->rm.endpos[0].col <= shl->rm.startpos[0].col)) { char_u *ml; matchcol = shl->rm.startpos[0].col; ml = ml_get_buf(shl->buf, lnum, FALSE) + matchcol; if (*ml == NUL) { ++matchcol; shl->lnum = 0; break; } if (has_mbyte) matchcol += mb_ptr2len(ml); else ++matchcol; } else matchcol = shl->rm.endpos[0].col; shl->lnum = lnum; if (shl->rm.regprog != NULL) { // Remember whether shl->rm is using a copy of the regprog in // cur->match. int regprog_is_copy = (shl != search_hl && cur != NULL && shl == &cur->hl && cur->match.regprog == cur->hl.rm.regprog); int timed_out = FALSE; nmatched = vim_regexec_multi(&shl->rm, win, shl->buf, lnum, matchcol, #ifdef FEAT_RELTIME &(shl->tm), &timed_out #else NULL, NULL #endif ); // Copy the regprog, in case it got freed and recompiled. if (regprog_is_copy) cur->match.regprog = cur->hl.rm.regprog; if (called_emsg || got_int || timed_out) { // Error while handling regexp: stop using this regexp. if (shl == search_hl) { // don't free regprog in the match list, it's a copy vim_regfree(shl->rm.regprog); set_no_hlsearch(TRUE); } shl->rm.regprog = NULL; shl->lnum = 0; got_int = FALSE; // avoid the "Type :quit to exit Vim" message break; } } else if (cur != NULL) nmatched = next_search_hl_pos(shl, lnum, &(cur->pos), matchcol); else nmatched = 0; if (nmatched == 0) { shl->lnum = 0; // no match found break; } if (shl->rm.startpos[0].lnum > 0 || shl->rm.startpos[0].col >= mincol || nmatched > 1 || shl->rm.endpos[0].col > mincol) { shl->lnum += shl->rm.startpos[0].lnum; break; // useful match found } } // Restore called_emsg for assert_fails(). called_emsg = save_called_emsg; } /* * Advance to the match in window "wp" line "lnum" or past it. */ void prepare_search_hl(win_T *wp, match_T *search_hl, linenr_T lnum) { matchitem_T *cur; // points to the match list match_T *shl; // points to search_hl or a match int shl_flag; // flag to indicate whether search_hl // has been processed or not int pos_inprogress; // marks that position match search is // in progress int n; // When using a multi-line pattern, start searching at the top // of the window or just after a closed fold. // Do this both for search_hl and the match list. cur = wp->w_match_head; shl_flag = WIN_IS_POPUP(wp); // skip search_hl in a popup window while (cur != NULL || shl_flag == FALSE) { if (shl_flag == FALSE) { shl = search_hl; shl_flag = TRUE; } else shl = &cur->hl; if (shl->rm.regprog != NULL && shl->lnum == 0 && re_multiline(shl->rm.regprog)) { if (shl->first_lnum == 0) { # ifdef FEAT_FOLDING for (shl->first_lnum = lnum; shl->first_lnum > wp->w_topline; --shl->first_lnum) if (hasFoldingWin(wp, shl->first_lnum - 1, NULL, NULL, TRUE, NULL)) break; # else shl->first_lnum = wp->w_topline; # endif } if (cur != NULL) cur->pos.cur = 0; pos_inprogress = TRUE; n = 0; while (shl->first_lnum < lnum && (shl->rm.regprog != NULL || (cur != NULL && pos_inprogress))) { next_search_hl(wp, search_hl, shl, shl->first_lnum, (colnr_T)n, shl == search_hl ? NULL : cur); pos_inprogress = cur == NULL || cur->pos.cur == 0 ? FALSE : TRUE; if (shl->lnum != 0) { shl->first_lnum = shl->lnum + shl->rm.endpos[0].lnum - shl->rm.startpos[0].lnum; n = shl->rm.endpos[0].col; } else { ++shl->first_lnum; n = 0; } } } if (shl != search_hl && cur != NULL) cur = cur->next; } } /* * Prepare for 'hlsearch' and match highlighting in one window line. * Return TRUE if there is such highlighting and set "search_attr" to the * current highlight attribute. */ int prepare_search_hl_line( win_T *wp, linenr_T lnum, colnr_T mincol, char_u **line, match_T *search_hl, int *search_attr) { matchitem_T *cur; // points to the match list match_T *shl; // points to search_hl or a match int shl_flag; // flag to indicate whether search_hl // has been processed or not int area_highlighting = FALSE; /* * Handle highlighting the last used search pattern and matches. * Do this for both search_hl and the match list. * Do not use search_hl in a popup window. */ cur = wp->w_match_head; shl_flag = WIN_IS_POPUP(wp); while (cur != NULL || shl_flag == FALSE) { if (shl_flag == FALSE) { shl = search_hl; shl_flag = TRUE; } else shl = &cur->hl; shl->startcol = MAXCOL; shl->endcol = MAXCOL; shl->attr_cur = 0; shl->is_addpos = FALSE; if (cur != NULL) cur->pos.cur = 0; next_search_hl(wp, search_hl, shl, lnum, mincol, shl == search_hl ? NULL : cur); // Need to get the line again, a multi-line regexp may have made it // invalid. *line = ml_get_buf(wp->w_buffer, lnum, FALSE); if (shl->lnum != 0 && shl->lnum <= lnum) { if (shl->lnum == lnum) shl->startcol = shl->rm.startpos[0].col; else shl->startcol = 0; if (lnum == shl->lnum + shl->rm.endpos[0].lnum - shl->rm.startpos[0].lnum) shl->endcol = shl->rm.endpos[0].col; else shl->endcol = MAXCOL; // Highlight one character for an empty match. if (shl->startcol == shl->endcol) { if (has_mbyte && (*line)[shl->endcol] != NUL) shl->endcol += (*mb_ptr2len)((*line) + shl->endcol); else ++shl->endcol; } if ((long)shl->startcol < mincol) // match at leftcol { shl->attr_cur = shl->attr; *search_attr = shl->attr; } area_highlighting = TRUE; } if (shl != search_hl && cur != NULL) cur = cur->next; } return area_highlighting; } /* * For a position in a line: Check for start/end of 'hlsearch' and other * matches. * After end, check for start/end of next match. * When another match, have to check for start again. * Watch out for matching an empty string! * Return the updated search_attr. */ int update_search_hl( win_T *wp, linenr_T lnum, colnr_T col, char_u **line, match_T *search_hl, int *has_match_conc UNUSED, int *match_conc UNUSED, int did_line_attr, int lcs_eol_one) { matchitem_T *cur; // points to the match list match_T *shl; // points to search_hl or a match int shl_flag; // flag to indicate whether search_hl // has been processed or not int pos_inprogress; // marks that position match search is in // progress int search_attr = 0; // Do this for 'search_hl' and the match list (ordered by priority). cur = wp->w_match_head; shl_flag = WIN_IS_POPUP(wp); while (cur != NULL || shl_flag == FALSE) { if (shl_flag == FALSE && ((cur != NULL && cur->priority > SEARCH_HL_PRIORITY) || cur == NULL)) { shl = search_hl; shl_flag = TRUE; } else shl = &cur->hl; if (cur != NULL) cur->pos.cur = 0; pos_inprogress = TRUE; while (shl->rm.regprog != NULL || (cur != NULL && pos_inprogress)) { if (shl->startcol != MAXCOL && col >= shl->startcol && col < shl->endcol) { int next_col = col + mb_ptr2len(*line + col); if (shl->endcol < next_col) shl->endcol = next_col; shl->attr_cur = shl->attr; # ifdef FEAT_CONCEAL // Match with the "Conceal" group results in hiding // the match. if (cur != NULL && shl != search_hl && syn_name2id((char_u *)"Conceal") == cur->hlg_id) { *has_match_conc = col == shl->startcol ? 2 : 1; *match_conc = cur->conceal_char; } else *has_match_conc = *match_conc = 0; # endif } else if (col == shl->endcol) { shl->attr_cur = 0; next_search_hl(wp, search_hl, shl, lnum, col, shl == search_hl ? NULL : cur); pos_inprogress = !(cur == NULL || cur->pos.cur == 0); // Need to get the line again, a multi-line regexp may have // made it invalid. *line = ml_get_buf(wp->w_buffer, lnum, FALSE); if (shl->lnum == lnum) { shl->startcol = shl->rm.startpos[0].col; if (shl->rm.endpos[0].lnum == 0) shl->endcol = shl->rm.endpos[0].col; else shl->endcol = MAXCOL; if (shl->startcol == shl->endcol) { // highlight empty match, try again after // it if (has_mbyte) shl->endcol += (*mb_ptr2len)(*line + shl->endcol); else ++shl->endcol; } // Loop to check if the match starts at the // current position continue; } } break; } if (shl != search_hl && cur != NULL) cur = cur->next; } // Use attributes from match with highest priority among 'search_hl' and // the match list. cur = wp->w_match_head; shl_flag = WIN_IS_POPUP(wp); while (cur != NULL || shl_flag == FALSE) { if (shl_flag == FALSE && ((cur != NULL && cur->priority > SEARCH_HL_PRIORITY) || cur == NULL)) { shl = search_hl; shl_flag = TRUE; } else shl = &cur->hl; if (shl->attr_cur != 0) search_attr = shl->attr_cur; if (shl != search_hl && cur != NULL) cur = cur->next; } // Only highlight one character after the last column. if (*(*line + col) == NUL && (did_line_attr >= 1 || (wp->w_p_list && lcs_eol_one == -1))) search_attr = 0; return search_attr; } int get_prevcol_hl_flag(win_T *wp, match_T *search_hl, long curcol) { long prevcol = curcol; int prevcol_hl_flag = FALSE; matchitem_T *cur; // points to the match list // we're not really at that column when skipping some text if ((long)(wp->w_p_wrap ? wp->w_skipcol : wp->w_leftcol) > prevcol) ++prevcol; if (!search_hl->is_addpos && prevcol == (long)search_hl->startcol) prevcol_hl_flag = TRUE; else { cur = wp->w_match_head; while (cur != NULL) { if (!cur->hl.is_addpos && prevcol == (long)cur->hl.startcol) { prevcol_hl_flag = TRUE; break; } cur = cur->next; } } return prevcol_hl_flag; } /* * Get highlighting for the char after the text in "char_attr" from 'hlsearch' * or match highlighting. */ void get_search_match_hl(win_T *wp, match_T *search_hl, long col, int *char_attr) { matchitem_T *cur; // points to the match list match_T *shl; // points to search_hl or a match int shl_flag; // flag to indicate whether search_hl // has been processed or not cur = wp->w_match_head; shl_flag = WIN_IS_POPUP(wp); while (cur != NULL || shl_flag == FALSE) { if (shl_flag == FALSE && ((cur != NULL && cur->priority > SEARCH_HL_PRIORITY) || cur == NULL)) { shl = search_hl; shl_flag = TRUE; } else shl = &cur->hl; if (col - 1 == (long)shl->startcol && (shl == search_hl || !shl->is_addpos)) *char_attr = shl->attr; if (shl != search_hl && cur != NULL) cur = cur->next; } } #endif // FEAT_SEARCH_EXTRA #if defined(FEAT_EVAL) || defined(PROTO) # ifdef FEAT_SEARCH_EXTRA static int matchadd_dict_arg(typval_T *tv, char_u **conceal_char, win_T **win) { dictitem_T *di; if (tv->v_type != VAR_DICT) { emsg(_(e_dictreq)); return FAIL; } if (dict_find(tv->vval.v_dict, (char_u *)"conceal", -1) != NULL) *conceal_char = dict_get_string(tv->vval.v_dict, (char_u *)"conceal", FALSE); if ((di = dict_find(tv->vval.v_dict, (char_u *)"window", -1)) != NULL) { *win = find_win_by_nr_or_id(&di->di_tv); if (*win == NULL) { emsg(_(e_invalwindow)); return FAIL; } } return OK; } #endif /* * "clearmatches()" function */ void f_clearmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED) { #ifdef FEAT_SEARCH_EXTRA win_T *win = get_optional_window(argvars, 0); if (win != NULL) clear_matches(win); #endif } /* * "getmatches()" function */ void f_getmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED) { # ifdef FEAT_SEARCH_EXTRA dict_T *dict; matchitem_T *cur; int i; win_T *win = get_optional_window(argvars, 0); if (rettv_list_alloc(rettv) == FAIL || win == NULL) return; cur = win->w_match_head; while (cur != NULL) { dict = dict_alloc(); if (dict == NULL) return; if (cur->match.regprog == NULL) { // match added with matchaddpos() for (i = 0; i < MAXPOSMATCH; ++i) { llpos_T *llpos; char buf[30]; // use 30 to avoid compiler warning list_T *l; llpos = &cur->pos.pos[i]; if (llpos->lnum == 0) break; l = list_alloc(); if (l == NULL) break; list_append_number(l, (varnumber_T)llpos->lnum); if (llpos->col > 0) { list_append_number(l, (varnumber_T)llpos->col); list_append_number(l, (varnumber_T)llpos->len); } sprintf(buf, "pos%d", i + 1); dict_add_list(dict, buf, l); } } else { dict_add_string(dict, "pattern", cur->pattern); } dict_add_string(dict, "group", syn_id2name(cur->hlg_id)); dict_add_number(dict, "priority", (long)cur->priority); dict_add_number(dict, "id", (long)cur->id); # if defined(FEAT_CONCEAL) if (cur->conceal_char) { char_u buf[MB_MAXBYTES + 1]; buf[(*mb_char2bytes)((int)cur->conceal_char, buf)] = NUL; dict_add_string(dict, "conceal", (char_u *)&buf); } # endif list_append_dict(rettv->vval.v_list, dict); cur = cur->next; } # endif } /* * "setmatches()" function */ void f_setmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED) { #ifdef FEAT_SEARCH_EXTRA list_T *l; listitem_T *li; dict_T *d; list_T *s = NULL; win_T *win = get_optional_window(argvars, 1); rettv->vval.v_number = -1; if (argvars[0].v_type != VAR_LIST) { emsg(_(e_listreq)); return; } if (win == NULL) return; if ((l = argvars[0].vval.v_list) != NULL) { // To some extent make sure that we are dealing with a list from // "getmatches()". li = l->lv_first; while (li != NULL) { if (li->li_tv.v_type != VAR_DICT || (d = li->li_tv.vval.v_dict) == NULL) { emsg(_(e_invarg)); return; } if (!(dict_find(d, (char_u *)"group", -1) != NULL && (dict_find(d, (char_u *)"pattern", -1) != NULL || dict_find(d, (char_u *)"pos1", -1) != NULL) && dict_find(d, (char_u *)"priority", -1) != NULL && dict_find(d, (char_u *)"id", -1) != NULL)) { emsg(_(e_invarg)); return; } li = li->li_next; } clear_matches(win); li = l->lv_first; while (li != NULL) { int i = 0; char buf[30]; // use 30 to avoid compiler warning dictitem_T *di; char_u *group; int priority; int id; char_u *conceal; d = li->li_tv.vval.v_dict; if (dict_find(d, (char_u *)"pattern", -1) == NULL) { if (s == NULL) { s = list_alloc(); if (s == NULL) return; } // match from matchaddpos() for (i = 1; i < 9; i++) { sprintf((char *)buf, (char *)"pos%d", i); if ((di = dict_find(d, (char_u *)buf, -1)) != NULL) { if (di->di_tv.v_type != VAR_LIST) return; list_append_tv(s, &di->di_tv); s->lv_refcount++; } else break; } } group = dict_get_string(d, (char_u *)"group", TRUE); priority = (int)dict_get_number(d, (char_u *)"priority"); id = (int)dict_get_number(d, (char_u *)"id"); conceal = dict_find(d, (char_u *)"conceal", -1) != NULL ? dict_get_string(d, (char_u *)"conceal", TRUE) : NULL; if (i == 0) { match_add(win, group, dict_get_string(d, (char_u *)"pattern", FALSE), priority, id, NULL, conceal); } else { match_add(win, group, NULL, priority, id, s, conceal); list_unref(s); s = NULL; } vim_free(group); vim_free(conceal); li = li->li_next; } rettv->vval.v_number = 0; } #endif } /* * "matchadd()" function */ void f_matchadd(typval_T *argvars UNUSED, typval_T *rettv UNUSED) { # ifdef FEAT_SEARCH_EXTRA char_u buf[NUMBUFLEN]; char_u *grp = tv_get_string_buf_chk(&argvars[0], buf); // group char_u *pat = tv_get_string_buf_chk(&argvars[1], buf); // pattern int prio = 10; // default priority int id = -1; int error = FALSE; char_u *conceal_char = NULL; win_T *win = curwin; rettv->vval.v_number = -1; if (grp == NULL || pat == NULL) return; if (argvars[2].v_type != VAR_UNKNOWN) { prio = (int)tv_get_number_chk(&argvars[2], &error); if (argvars[3].v_type != VAR_UNKNOWN) { id = (int)tv_get_number_chk(&argvars[3], &error); if (argvars[4].v_type != VAR_UNKNOWN && matchadd_dict_arg(&argvars[4], &conceal_char, &win) == FAIL) return; } } if (error == TRUE) return; if (id >= 1 && id <= 3) { semsg(_("E798: ID is reserved for \":match\": %d"), id); return; } rettv->vval.v_number = match_add(win, grp, pat, prio, id, NULL, conceal_char); # endif } /* * "matchaddpos()" function */ void f_matchaddpos(typval_T *argvars UNUSED, typval_T *rettv UNUSED) { # ifdef FEAT_SEARCH_EXTRA char_u buf[NUMBUFLEN]; char_u *group; int prio = 10; int id = -1; int error = FALSE; list_T *l; char_u *conceal_char = NULL; win_T *win = curwin; rettv->vval.v_number = -1; group = tv_get_string_buf_chk(&argvars[0], buf); if (group == NULL) return; if (argvars[1].v_type != VAR_LIST) { semsg(_(e_listarg), "matchaddpos()"); return; } l = argvars[1].vval.v_list; if (l == NULL) return; if (argvars[2].v_type != VAR_UNKNOWN) { prio = (int)tv_get_number_chk(&argvars[2], &error); if (argvars[3].v_type != VAR_UNKNOWN) { id = (int)tv_get_number_chk(&argvars[3], &error); if (argvars[4].v_type != VAR_UNKNOWN && matchadd_dict_arg(&argvars[4], &conceal_char, &win) == FAIL) return; } } if (error == TRUE) return; // id == 3 is ok because matchaddpos() is supposed to substitute :3match if (id == 1 || id == 2) { semsg(_("E798: ID is reserved for \":match\": %d"), id); return; } rettv->vval.v_number = match_add(win, group, NULL, prio, id, l, conceal_char); # endif } /* * "matcharg()" function */ void f_matcharg(typval_T *argvars UNUSED, typval_T *rettv) { if (rettv_list_alloc(rettv) == OK) { # ifdef FEAT_SEARCH_EXTRA int id = (int)tv_get_number(&argvars[0]); matchitem_T *m; if (id >= 1 && id <= 3) { if ((m = (matchitem_T *)get_match(curwin, id)) != NULL) { list_append_string(rettv->vval.v_list, syn_id2name(m->hlg_id), -1); list_append_string(rettv->vval.v_list, m->pattern, -1); } else { list_append_string(rettv->vval.v_list, NULL, -1); list_append_string(rettv->vval.v_list, NULL, -1); } } # endif } } /* * "matchdelete()" function */ void f_matchdelete(typval_T *argvars UNUSED, typval_T *rettv UNUSED) { # ifdef FEAT_SEARCH_EXTRA win_T *win = get_optional_window(argvars, 1); if (win == NULL) rettv->vval.v_number = -1; else rettv->vval.v_number = match_delete(win, (int)tv_get_number(&argvars[0]), TRUE); # endif } #endif #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) /* * ":[N]match {group} {pattern}" * Sets nextcmd to the start of the next command, if any. Also called when * skipping commands to find the next command. */ void ex_match(exarg_T *eap) { char_u *p; char_u *g = NULL; char_u *end; int c; int id; if (eap->line2 <= 3) id = eap->line2; else { emsg(_(e_invcmd)); return; } // First clear any old pattern. if (!eap->skip) match_delete(curwin, id, FALSE); if (ends_excmd(*eap->arg)) end = eap->arg; else if ((STRNICMP(eap->arg, "none", 4) == 0 && (VIM_ISWHITE(eap->arg[4]) || ends_excmd(eap->arg[4])))) end = eap->arg + 4; else { p = skiptowhite(eap->arg); if (!eap->skip) g = vim_strnsave(eap->arg, (int)(p - eap->arg)); p = skipwhite(p); if (*p == NUL) { // There must be two arguments. vim_free(g); semsg(_(e_invarg2), eap->arg); return; } end = skip_regexp(p + 1, *p, TRUE, NULL); if (!eap->skip) { if (*end != NUL && !ends_excmd(*skipwhite(end + 1))) { vim_free(g); eap->errmsg = e_trailing; return; } if (*end != *p) { vim_free(g); semsg(_(e_invarg2), p); return; } c = *end; *end = NUL; match_add(curwin, g, p + 1, 10, id, NULL, NULL); vim_free(g); *end = c; } } eap->nextcmd = find_nextcmd(end); } #endif