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Diffstat (limited to 'mac/inc/macterm.h')
| -rw-r--r-- | mac/inc/macterm.h | 652 |
1 files changed, 0 insertions, 652 deletions
diff --git a/mac/inc/macterm.h b/mac/inc/macterm.h deleted file mode 100644 index 340be4e35f3..00000000000 --- a/mac/inc/macterm.h +++ /dev/null @@ -1,652 +0,0 @@ -/* Display module for Mac OS. - Copyright (C) 2000 Free Software Foundation, Inc. - -This file is part of GNU Emacs. - -GNU Emacs is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Emacs is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Emacs; see the file COPYING. If not, write to -the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -/* Contributed by Andrew Choi (akochoi@users.sourceforge.net). */ - -#include "macgui.h" -#include "frame.h" - -/* The class of this X application. */ -#define EMACS_CLASS "Emacs" - -#define RGB_TO_ULONG(r, g, b) (((r) << 16) | ((g) << 8) | (b)) - -#define RED_FROM_ULONG(color) ((color) >> 16) -#define GREEN_FROM_ULONG(color) (((color) >> 8) & 0xff) -#define BLUE_FROM_ULONG(color) ((color) & 0xff) - -#define BLACK_PIX_DEFAULT(f) RGB_TO_ULONG(0,0,0) -#define WHITE_PIX_DEFAULT(f) RGB_TO_ULONG(255,255,255) - -#define FONT_WIDTH(f) ((f)->max_bounds.width) -#define FONT_HEIGHT(f) ((f)->ascent + (f)->descent) -#define FONT_BASE(f) ((f)->ascent) -#define FONT_DESCENT(f) ((f)->descent) - -#define FONT_MAX_WIDTH(f) FONT_WIDTH(f) /* fix later */ - -enum text_cursor_kinds { - NO_CURSOR = -1, - FILLED_BOX_CURSOR, - HOLLOW_BOX_CURSOR, - BAR_CURSOR -}; - -/* Structure recording bitmaps and reference count. - If REFCOUNT is 0 then this record is free to be reused. */ - -struct mac_bitmap_record -{ - char *bitmap_data; - int refcount; - int height, width; -}; - - -/* For each display (currently only one on mac), we have a structure that - records information about it. */ - -struct mac_display_info -{ - /* Chain of all mac_display_info structures. */ - struct mac_display_info *next; - - /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). - The same cons cell also appears in x_display_name_list. */ - Lisp_Object name_list_element; - - /* Number of frames that are on this display. */ - int reference_count; - - /* Dots per inch of the screen. */ - double resx, resy; - - /* Number of planes on this screen. */ - int n_planes; - - /* Number of bits per pixel on this screen. */ - int n_cbits; - - /* Dimensions of this screen. */ - int height, width; -#if 0 - int height_in,width_in; -#endif - - /* Mask of things that cause the mouse to be grabbed. */ - int grabbed; - -#if 0 - /* Emacs bitmap-id of the default icon bitmap for this frame. - Or -1 if none has been allocated yet. */ - int icon_bitmap_id; - -#endif - /* The root window of this screen. */ - Window root_window; - - /* The cursor to use for vertical scroll bars. */ - Cursor vertical_scroll_bar_cursor; - -#if 0 - /* color palette information. */ - int has_palette; - struct w32_palette_entry * color_list; - unsigned num_colors; - HPALETTE palette; - - /* deferred action flags checked when starting frame update. */ - int regen_palette; - - /* Keystroke that has been faked by Emacs and will be ignored when - received; value is reset after key is received. */ - int faked_key; - -#endif - - /* A table of all the fonts we have already loaded. */ - struct font_info *font_table; - - /* The current capacity of font_table. */ - int font_table_size; - - /* The number of fonts actually stored in the font table. - font_table[n] is used and valid iff 0 <= n < n_fonts. 0 <= - n_fonts <= font_table_size. and font_table[i].name != 0. */ - int n_fonts; - - /* Minimum width over all characters in all fonts in font_table. */ - int smallest_char_width; - - /* Minimum font height over all fonts in font_table. */ - int smallest_font_height; - - /* Reusable Graphics Context for drawing a cursor in a non-default face. */ - XGCValues *scratch_cursor_gc; - - /* These variables describe the range of text currently shown in its - mouse-face, together with the window they apply to. As long as - the mouse stays within this range, we need not redraw anything on - its account. Rows and columns are glyph matrix positions in - MOUSE_FACE_WINDOW. */ - int mouse_face_beg_row, mouse_face_beg_col; - int mouse_face_beg_x, mouse_face_beg_y; - int mouse_face_end_row, mouse_face_end_col; - int mouse_face_end_x, mouse_face_end_y; - int mouse_face_past_end; - - Lisp_Object mouse_face_window; - - int mouse_face_face_id; - - /* 1 if a mouse motion event came and we didn't handle it right away because - gc was in progress. */ - int mouse_face_deferred_gc; - - /* FRAME and X, Y position of mouse when last checked for - highlighting. X and Y can be negative or out of range for the frame. */ - struct frame *mouse_face_mouse_frame; - - int mouse_face_mouse_x, mouse_face_mouse_y; - - /* Nonzero means defer mouse-motion highlighting. */ - int mouse_face_defer; - - int mouse_face_image_state; - - char *mac_id_name; - - /* Pointer to bitmap records. */ - struct mac_bitmap_record *bitmaps; - - /* Allocated size of bitmaps field. */ - int bitmaps_size; - - /* Last used bitmap index. */ - int bitmaps_last; - - /* The frame (if any) which has the window that has keyboard focus. - Zero if none. This is examined by Ffocus_frame in w32fns.c. Note - that a mere EnterNotify event can set this; if you need to know the - last frame specified in a FocusIn or FocusOut event, use - w32_focus_event_frame. */ - struct frame *x_focus_frame; - - /* The last frame mentioned in a FocusIn or FocusOut event. This is - separate from w32_focus_frame, because whether or not LeaveNotify - events cause us to lose focus depends on whether or not we have - received a FocusIn event for it. */ - struct frame *x_focus_event_frame; - - /* The frame which currently has the visual highlight, and should get - keyboard input (other sorts of input have the frame encoded in the - event). It points to the focus frame's selected window's - frame. It differs from w32_focus_frame when we're using a global - minibuffer. */ - struct frame *x_highlight_frame; - - /* Cache of images. */ - struct image_cache *image_cache; -}; - -#define x_display_info mac_display_info - -/* This is a chain of structures for all the displays currently in use. */ -extern struct mac_display_info one_mac_display_info; - -/* This is a chain of structures for all the X displays currently in use. */ -extern struct x_display_info *x_display_list; - -/* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), - one for each element of x_display_list and in the same order. - NAME is the name of the frame. - FONT-LIST-CACHE records previous values returned by x-list-fonts. */ -extern Lisp_Object x_display_name_list; - -/* A flag to control how to display unibyte 8-bit character. */ -extern int unibyte_display_via_language_environment; - -extern struct x_display_info *x_display_info_for_display P_ ((Display *)); -extern struct x_display_info *x_display_info_for_name P_ ((Lisp_Object)); - -extern struct mac_display_info *mac_term_init (); - -/* The collection of data describing a window on the Mac. Functions - defined in macterm.c */ -struct mac_output { - WindowPtr mWP; /* pointer to QuickDraw window */ - FRAME_PTR mFP; /* points back to the frame struct */ - -#if 0 - int mNumCols; /* number of characters per column */ - int mNumRows; /* number of characters per row */ - int mLineHeight; /* height of one line of text in pixels */ - int mCharWidth; /* width of one character in pixels */ - int mHomeX; /* X pixel coordinate of lower left corner of character at (0, 0) */ - int mHomeY; /* Y pixel coordinate of lower left corner of character at (0, 0) */ - int mHighlight; /* current highlight state (0 = off). */ - int mTermWinSize; /* num of lines from top of window affected by ins_del_lines; set by set_terminal_window. */ -#endif - -#if 0 - /* stuffs used by xfaces.c */ - struct face **param_faces; - int n_param_faces; - struct face **computed_faces; - int n_computed_faces; - int size_computed_faces; -#endif - - unsigned long background_pixel; - unsigned long foreground_pixel; - - /* Position of the Mac window (x and y offsets in global coordinates). */ - int left_pos; - int top_pos; - - /* Border width of the W32 window as known by the window system. */ - int border_width; - - /* Size of the W32 window in pixels. */ - int pixel_height, pixel_width; - - /* Height of a line, in pixels. */ - int line_height; - - /* Here are the Graphics Contexts for the default font. */ - GC normal_gc; /* Normal video */ - GC reverse_gc; /* Reverse video */ - GC cursor_gc; /* cursor drawing */ - - /* Width of the internal border. This is a line of background color - just inside the window's border. When the frame is selected, - a highlighting is displayed inside the internal border. */ - int internal_border_width; - - /* The window used for this frame. - May be zero while the frame object is being created - and the window has not yet been created. */ - Window window_desc; - - /* The window that is the parent of this window. - Usually this is a window that was made by the window manager, - but it can be the root window, and it can be explicitly specified - (see the explicit_parent field, below). */ - Window parent_desc; - - /* Default ASCII font of this frame. */ - XFontStruct *font; - - /* The baseline offset of the default ASCII font. */ - int baseline_offset; - - /* If a fontset is specified for this frame instead of font, this - value contains an ID of the fontset, else -1. */ - int fontset; - - /* Pixel values used for various purposes. - border_pixel may be -1 meaning use a gray tile. */ - unsigned long cursor_pixel; - unsigned long border_pixel; - unsigned long mouse_pixel; - unsigned long cursor_foreground_pixel; - - /* Foreground color for scroll bars. A value of -1 means use the - default (black for non-toolkit scroll bars). */ - unsigned long scroll_bar_foreground_pixel; - - /* Background color for scroll bars. A value of -1 means use the - default (background color of the frame for non-toolkit scroll - bars). */ - unsigned long scroll_bar_background_pixel; - - /* Descriptor for the cursor in use for this window. */ - Cursor text_cursor; - Cursor nontext_cursor; - Cursor modeline_cursor; - Cursor cross_cursor; - Cursor hourglass_cursor; -#if 0 - /* Window whose cursor is hourglass_cursor. This window is temporarily - mapped to display a hourglass-cursor. */ - Window hourglass_window; - - /* Non-zero means hourglass cursor is currently displayed. */ - unsigned hourglass_p : 1; - - /* Flag to set when the window needs to be completely repainted. */ - int needs_exposure; - -#endif - - /* What kind of text cursor is drawn in this window right now? - (If there is no cursor (phys_cursor_x < 0), then this means nothing.) */ - enum text_cursor_kinds current_cursor; - - /* What kind of text cursor should we draw in the future? - This should always be filled_box_cursor or bar_cursor. */ - enum text_cursor_kinds desired_cursor; - - /* Width of bar cursor (if we are using that). */ - int cursor_width; - -#if 0 - DWORD dwStyle; -#endif - - /* The size of the extra width currently allotted for vertical - scroll bars, in pixels. */ - int vertical_scroll_bar_extra; - - /* The extra width currently allotted for the areas in which - truncation marks, continuation marks, and overlay arrows are - displayed. */ - int left_fringe_width, right_fringe_width; - int fringe_cols, fringes_extra; - - /* This is the gravity value for the specified window position. */ - int win_gravity; - - /* The geometry flags for this window. */ - int size_hint_flags; - - /* This is the Emacs structure for the display this frame is on. */ - /* struct w32_display_info *display_info; */ - - /* Nonzero means our parent is another application's window - and was explicitly specified. */ - char explicit_parent; - - /* Nonzero means tried already to make this frame visible. */ - char asked_for_visible; - - /* Nonzero means menubar is currently active. */ - char menubar_active; - - /* Always contains NULL on the Mac OS because the menu bar is shared. */ - int menubar_widget; - -#if 0 - /* Nonzero means menubar is about to become active, but should be - brought up to date first. */ - volatile char pending_menu_activation; - -#endif - /* Relief GCs, colors etc. */ - struct relief - { - XGCValues *gc; - unsigned long pixel; - int allocated_p; - } - black_relief, white_relief; - - /* The background for which the above relief GCs were set up. - They are changed only when a different background is involved. */ - unsigned long relief_background; -}; - -typedef struct mac_output mac_output; - -/* Return the Mac window used for displaying data in frame F. */ -#define FRAME_MAC_WINDOW(f) ((f)->output_data.mac->mWP) - -#define FRAME_FOREGROUND_PIXEL(f) ((f)->output_data.mac->foreground_pixel) -#define FRAME_BACKGROUND_PIXEL(f) ((f)->output_data.mac->background_pixel) - -#define FRAME_FONT(f) ((f)->output_data.mac->font) -#define FRAME_FONTSET(f) ((f)->output_data.mac->fontset) - -#define FRAME_INTERNAL_BORDER_WIDTH(f) ((f)->output_data.mac->internal_border_width) -#define FRAME_LINE_HEIGHT(f) ((f)->output_data.mac->line_height) -/* Width of the default font of frame F. Must be defined by each - terminal specific header. */ -#define FRAME_DEFAULT_FONT_WIDTH(F) FONT_WIDTH (FRAME_FONT (F)) -#define FRAME_BASELINE_OFFSET(f) ((f)->output_data.mac->baseline_offset) - -/* This gives the w32_display_info structure for the display F is on. */ -#define FRAME_MAC_DISPLAY_INFO(f) (&one_mac_display_info) -#define FRAME_X_DISPLAY_INFO(f) (&one_mac_display_info) - -/* This is the `Display *' which frame F is on. */ -#define FRAME_MAC_DISPLAY(f) (0) - -/* This is the 'font_info *' which frame F has. */ -#define FRAME_MAC_FONT_TABLE(f) (FRAME_MAC_DISPLAY_INFO (f)->font_table) - -/* These two really ought to be called FRAME_PIXEL_{WIDTH,HEIGHT}. */ -#define PIXEL_WIDTH(f) ((f)->output_data.mac->pixel_width) -#define PIXEL_HEIGHT(f) ((f)->output_data.mac->pixel_height) - -#define FRAME_DESIRED_CURSOR(f) ((f)->output_data.mac->desired_cursor) - -/* Value is the smallest width of any character in any font on frame F. */ - -#define FRAME_SMALLEST_CHAR_WIDTH(F) \ - FRAME_MAC_DISPLAY_INFO(F)->smallest_char_width - -/* Value is the smallest height of any font on frame F. */ - -#define FRAME_SMALLEST_FONT_HEIGHT(F) \ - FRAME_MAC_DISPLAY_INFO(F)->smallest_font_height - -/* Return a pointer to the image cache of frame F. */ - -#define FRAME_X_IMAGE_CACHE(F) FRAME_MAC_DISPLAY_INFO ((F))->image_cache - - -/* Total width of fringes reserved for drawing truncation bitmaps, - continuation bitmaps and alike. The width is in canonical char - units of the frame. This must currently be the case because window - sizes aren't pixel values. If it weren't the case, we wouldn't be - able to split windows horizontally nicely. */ - -#define FRAME_X_FRINGE_COLS(F) ((F)->output_data.mac->fringe_cols) - -/* Total width of fringes in pixels. */ - -#define FRAME_X_FRINGE_WIDTH(F) ((F)->output_data.mac->fringes_extra) - -/* Pixel-width of the left and right fringe. */ - -#define FRAME_X_LEFT_FRINGE_WIDTH(F) ((F)->output_data.mac->left_fringe_width) -#define FRAME_X_RIGHT_FRINGE_WIDTH(F) ((F)->output_data.mac->right_fringe_width) - - -/* Mac-specific scroll bar stuff. */ - -/* We represent scroll bars as lisp vectors. This allows us to place - references to them in windows without worrying about whether we'll - end up with windows referring to dead scroll bars; the garbage - collector will free it when its time comes. - - We use struct scroll_bar as a template for accessing fields of the - vector. */ - -struct scroll_bar { - - /* These fields are shared by all vectors. */ - EMACS_INT size_from_Lisp_Vector_struct; - struct Lisp_Vector *next_from_Lisp_Vector_struct; - - /* The window we're a scroll bar for. */ - Lisp_Object window; - - /* The next and previous in the chain of scroll bars in this frame. */ - Lisp_Object next, prev; - - /* The Mac control handle of this scroll bar. Since this is a full - 32-bit quantity, we store it split into two 32-bit values. */ - Lisp_Object control_handle_low, control_handle_high; - - /* The position and size of the scroll bar in pixels, relative to the - frame. */ - Lisp_Object top, left, width, height; - - /* The starting and ending positions of the handle, relative to the - handle area (i.e. zero is the top position, not - SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle - hasn't been drawn yet. - - These are not actually the locations where the beginning and end - are drawn; in order to keep handles from becoming invisible when - editing large files, we establish a minimum height by always - drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below - where they would be normally; the bottom and top are in a - different co-ordinate system. */ - Lisp_Object start, end; - - /* If the scroll bar handle is currently being dragged by the user, - this is the number of pixels from the top of the handle to the - place where the user grabbed it. If the handle isn't currently - being dragged, this is Qnil. */ - Lisp_Object dragging; -}; - -/* The number of elements a vector holding a struct scroll_bar needs. */ -#define SCROLL_BAR_VEC_SIZE \ - ((sizeof (struct scroll_bar) \ - - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ - / sizeof (Lisp_Object)) - -/* Turning a lisp vector value into a pointer to a struct scroll_bar. */ -#define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) - - -/* Building a 32-bit C integer from two 16-bit lisp integers. */ -#define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) - -/* Setting two lisp integers to the low and high words of a 32-bit C int. */ -#define SCROLL_BAR_UNPACK(low, high, int32) \ - (XSETINT ((low), (int32) & 0xffff), \ - XSETINT ((high), ((int32) >> 16) & 0xffff)) - - -/* Extract the Mac control handle of the scroll bar from a struct scroll_bar. */ -#define SCROLL_BAR_CONTROL_HANDLE(ptr) \ - ((ControlHandle) SCROLL_BAR_PACK ((ptr)->control_handle_low, (ptr)->control_handle_high)) - -/* Store a Mac control handle in a struct scroll_bar. */ -#define SET_SCROLL_BAR_CONTROL_HANDLE(ptr, id) \ - (SCROLL_BAR_UNPACK ((ptr)->control_handle_low, (ptr)->control_handle_high, (int) id)) - -/* Return the inside width of a vertical scroll bar, given the outside - width. */ -#define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f,width) \ - ((width) \ - - VERTICAL_SCROLL_BAR_LEFT_BORDER \ - - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ - - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) - -/* Return the length of the rectangle within which the top of the - handle must stay. This isn't equivalent to the inside height, - because the scroll bar handle has a minimum height. - - This is the real range of motion for the scroll bar, so when we're - scaling buffer positions to scroll bar positions, we use this, not - VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ -#define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \ - (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE - UP_AND_DOWN_ARROWS) - -/* Return the inside height of vertical scroll bar, given the outside - height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ -#define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \ - ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) - - -/* Border widths for scroll bars. - - Scroll bar windows don't have any borders; their border width is - set to zero, and we redraw borders ourselves. This makes the code - a bit cleaner, since we don't have to convert between outside width - (used when relating to the rest of the screen) and inside width - (used when sizing and drawing the scroll bar window itself). - - The handle moves up and down/back and forth in a rectangle inset - from the edges of the scroll bar. These are widths by which we - inset the handle boundaries from the scroll bar edges. */ -#define VERTICAL_SCROLL_BAR_LEFT_BORDER (0) -#define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0) -#define VERTICAL_SCROLL_BAR_TOP_BORDER (0) -#define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (0) - -/* Minimum lengths for scroll bar handles, in pixels. */ -#define VERTICAL_SCROLL_BAR_MIN_HANDLE (16) - -/* Combined length of up and down arrow boxes in scroll bars, in pixels. */ -#define UP_AND_DOWN_ARROWS (32) - -/* Trimming off a few pixels from each side prevents - text from glomming up against the scroll bar */ -#define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) - - -/* Manipulating pixel sizes and character sizes. - Knowledge of which factors affect the overall size of the window should - be hidden in these macros, if that's possible. - - Return the upper/left pixel position of the character cell on frame F - at ROW/COL. */ -#define CHAR_TO_PIXEL_ROW(f, row) \ - ((f)->output_data.mac->internal_border_width \ - + (row) * (f)->output_data.mac->line_height) -#define CHAR_TO_PIXEL_COL(f, col) \ - ((f)->output_data.mac->internal_border_width \ - + (col) * FONT_WIDTH ((f)->output_data.mac->font)) - -/* Return the pixel width/height of frame F if it has - WIDTH columns/HEIGHT rows. */ -#define CHAR_TO_PIXEL_WIDTH(f, width) \ - (CHAR_TO_PIXEL_COL (f, width) \ - + (f)->output_data.mac->vertical_scroll_bar_extra \ - + (f)->output_data.mac->fringes_extra \ - + (f)->output_data.mac->internal_border_width) -#define CHAR_TO_PIXEL_HEIGHT(f, height) \ - (CHAR_TO_PIXEL_ROW (f, height) \ - + (f)->output_data.mac->internal_border_width) - - -/* Return the row/column (zero-based) of the character cell containing - the pixel on FRAME at ROW/COL. */ -#define PIXEL_TO_CHAR_ROW(f, row) \ - (((row) - (f)->output_data.mac->internal_border_width) \ - / (f)->output_data.mac->line_height) -#define PIXEL_TO_CHAR_COL(f, col) \ - (((col) - (f)->output_data.mac->internal_border_width) \ - / FONT_WIDTH ((f)->output_data.mac->font)) - -/* How many columns/rows of text can we fit in WIDTH/HEIGHT pixels on - frame F? */ -#define PIXEL_TO_CHAR_WIDTH(f, width) \ - (PIXEL_TO_CHAR_COL (f, ((width) \ - - (f)->output_data.mac->internal_border_width \ - - (f)->output_data.mac->fringes_extra \ - - (f)->output_data.mac->vertical_scroll_bar_extra))) -#define PIXEL_TO_CHAR_HEIGHT(f, height) \ - (PIXEL_TO_CHAR_ROW (f, ((height) \ - - (f)->output_data.mac->internal_border_width))) - -struct frame * check_x_frame (Lisp_Object); - -/* Dummy entry for defining tty_display in frame.c. */ -struct x_output -{ - char _dummy; -}; |