diff options
Diffstat (limited to 'src/popupmnu.c')
| -rw-r--r-- | src/popupmnu.c | 223 |
1 files changed, 191 insertions, 32 deletions
diff --git a/src/popupmnu.c b/src/popupmnu.c index d9def3664..6cfd95a4e 100644 --- a/src/popupmnu.c +++ b/src/popupmnu.c @@ -422,9 +422,11 @@ pum_redraw(void) char_u *st; int saved = *p; - *p = NUL; + if (saved != NUL) + *p = NUL; st = transstr(s); - *p = saved; + if (saved != NUL) + *p = saved; #ifdef FEAT_RIGHTLEFT if (curwin->w_p_rl) { @@ -830,6 +832,43 @@ pum_get_height(void) return pum_height; } +# if defined(FEAT_BEVAL_TERM) || defined(FEAT_TERM_POPUP_MENU) || defined(PROTO) + static void +pum_position_at_mouse(int min_width) +{ + if (Rows - mouse_row > pum_size) + { + /* Enough space below the mouse row. */ + pum_row = mouse_row + 1; + if (pum_height > Rows - pum_row) + pum_height = Rows - pum_row; + } + else + { + /* Show above the mouse row, reduce height if it does not fit. */ + pum_row = mouse_row - pum_size; + if (pum_row < 0) + { + pum_height += pum_row; + pum_row = 0; + } + } + if (Columns - mouse_col >= pum_base_width + || Columns - mouse_col > min_width) + /* Enough space to show at mouse column. */ + pum_col = mouse_col; + else + /* Not enough space, right align with window. */ + pum_col = Columns - (pum_base_width > min_width + ? min_width : pum_base_width); + + pum_width = Columns - pum_col; + if (pum_width > pum_base_width + 1) + pum_width = pum_base_width + 1; +} + +# endif + # if defined(FEAT_BEVAL_TERM) || defined(PROTO) static pumitem_T *balloon_array = NULL; static int balloon_arraysize; @@ -1028,36 +1067,7 @@ ui_post_balloon(char_u *mesg, list_T *list) pum_scrollbar = 0; pum_height = balloon_arraysize; - if (Rows - mouse_row > pum_size) - { - /* Enough space below the mouse row. */ - pum_row = mouse_row + 1; - if (pum_height > Rows - pum_row) - pum_height = Rows - pum_row; - } - else - { - /* Show above the mouse row, reduce height if it does not fit. */ - pum_row = mouse_row - pum_size; - if (pum_row < 0) - { - pum_height += pum_row; - pum_row = 0; - } - } - if (Columns - mouse_col >= pum_base_width - || Columns - mouse_col > BALLOON_MIN_WIDTH) - /* Enough space to show at mouse column. */ - pum_col = mouse_col; - else - /* Not enough space, right align with window. */ - pum_col = Columns - (pum_base_width > BALLOON_MIN_WIDTH - ? BALLOON_MIN_WIDTH : pum_base_width); - - pum_width = Columns - pum_col; - if (pum_width > pum_base_width + 1) - pum_width = pum_base_width + 1; - + pum_position_at_mouse(BALLOON_MIN_WIDTH); pum_selected = -1; pum_first = 0; pum_redraw(); @@ -1075,4 +1085,153 @@ ui_may_remove_balloon(void) } # endif +# if defined(FEAT_TERM_POPUP_MENU) || defined(PROTO) +/* + * Select the pum entry at the mouse position. + */ + static void +pum_select_mouse_pos(void) +{ + int idx = mouse_row - pum_row; + + if (idx < 0 || idx >= pum_size) + pum_selected = -1; + else if (*pum_array[idx].pum_text != NUL) + pum_selected = idx; +} + +/* + * Execute the currently selected popup menu item. + */ + static void +pum_execute_menu(vimmenu_T *menu) +{ + vimmenu_T *mp; + int idx = 0; + exarg_T ea; + + for (mp = menu->children; mp != NULL; mp = mp->next) + if (idx++ == pum_selected) + { + vim_memset(&ea, 0, sizeof(ea)); + execute_menu(&ea, mp); + break; + } +} + +/* + * Open the terminal version of the popup menu and don't return until it is + * closed. + */ + void +pum_show_popupmenu(vimmenu_T *menu) +{ + vimmenu_T *mp; + int idx = 0; + pumitem_T *array; +#ifdef FEAT_BEVAL_TERM + int save_bevalterm = p_bevalterm; +#endif + + pum_undisplay(); + pum_size = 0; + + for (mp = menu->children; mp != NULL; mp = mp->next) + ++pum_size; + + array = (pumitem_T *)alloc_clear((unsigned)sizeof(pumitem_T) * pum_size); + if (array == NULL) + return; + + for (mp = menu->children; mp != NULL; mp = mp->next) + if (menu_is_separator(mp->dname)) + array[idx++].pum_text = (char_u *)""; + else + array[idx++].pum_text = mp->dname; + + pum_array = array; + pum_compute_size(); + pum_scrollbar = 0; + pum_height = pum_size; + pum_position_at_mouse(20); + + pum_selected = -1; + pum_first = 0; +# ifdef FEAT_BEVAL_TERM + p_bevalterm = TRUE; /* track mouse movement */ + mch_setmouse(TRUE); +# endif + + for (;;) + { + int c; + + pum_redraw(); + setcursor(); + out_flush(); + + c = vgetc(); + if (c == ESC) + break; + else if (c == CAR || c == NL) + { + /* enter: select current item, if any, and close */ + pum_execute_menu(menu); + break; + } + else if (c == 'k' || c == K_UP || c == K_MOUSEUP) + { + /* cursor up: select previous item */ + while (pum_selected > 0) + { + --pum_selected; + if (*array[pum_selected].pum_text != NUL) + break; + } + } + else if (c == 'j' || c == K_DOWN || c == K_MOUSEDOWN) + { + /* cursor down: select next item */ + while (pum_selected < pum_size - 1) + { + ++pum_selected; + if (*array[pum_selected].pum_text != NUL) + break; + } + } + else if (c == K_RIGHTMOUSE) + { + /* Right mouse down: reposition the menu. */ + vungetc(c); + break; + } + else if (c == K_LEFTDRAG || c == K_RIGHTDRAG || c == K_MOUSEMOVE) + { + /* mouse moved: selec item in the mouse row */ + pum_select_mouse_pos(); + } + else if (c == K_LEFTMOUSE || c == K_LEFTMOUSE_NM || c == K_RIGHTRELEASE) + { + /* left mouse click: select clicked item, if any, and close; + * right mouse release: select clicked item, close if any */ + pum_select_mouse_pos(); + if (pum_selected >= 0) + { + pum_execute_menu(menu); + break; + } + if (c == K_LEFTMOUSE || c == K_LEFTMOUSE_NM) + break; + } + } + + vim_free(array); + pum_undisplay(); +# ifdef FEAT_BEVAL_TERM + p_bevalterm = save_bevalterm; + mch_setmouse(TRUE); +# endif +} +# endif + #endif |