diff options
author | Bram Moolenaar <Bram@vim.org> | 2006-03-11 21:27:59 +0000 |
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committer | Bram Moolenaar <Bram@vim.org> | 2006-03-11 21:27:59 +0000 |
commit | 96d2c5b5be2101aa421545fc62373699d1ec8f7f (patch) | |
tree | ba5c4b527626607a8c1f3339ea2afd2de39f831b /src/popupmenu.c | |
parent | 838bb719927b083f6ddaa32b2164223c386320f4 (diff) |
updated for version 7.0221
Diffstat (limited to 'src/popupmenu.c')
-rw-r--r-- | src/popupmenu.c | 261 |
1 files changed, 216 insertions, 45 deletions
diff --git a/src/popupmenu.c b/src/popupmenu.c index ffc9dd0ea8..1c575a2407 100644 --- a/src/popupmenu.c +++ b/src/popupmenu.c @@ -22,11 +22,16 @@ static int pum_first = 0; /* index of top item */ static int pum_height; /* nr of displayed pum items */ static int pum_width; /* width of displayed pum items */ static int pum_base_width; /* width of pum items base */ +static int pum_kind_width; /* width of pum items kind column */ static int pum_scrollbar; /* TRUE when scrollbar present */ static int pum_row; /* top row of pum */ static int pum_col; /* left column of pum */ +static int pum_do_redraw = FALSE; /* do redraw anyway */ + +static int pum_set_selected __ARGS((int n)); + #define PUM_DEF_HEIGHT 10 #define PUM_DEF_WIDTH 15 @@ -37,20 +42,38 @@ static int pum_col; /* left column of pum */ * The menu appears above the screen line "row" or at "row" + "height" - 1. */ void -pum_display(array, size, selected, row, height, col) +pum_display(array, size, selected) pumitem_T *array; int size; int selected; /* index of initially selected item, none if out of range */ - int row; - int height; - int col; { int w; - int def_width = PUM_DEF_WIDTH; - int max_width = 0; - int extra_width = 0; + int def_width; + int max_width; + int kind_width; + int extra_width; int i; + int top_clear; + int row; + int height; + int col; + +redo: + def_width = PUM_DEF_WIDTH; + max_width = 0; + kind_width = 0; + extra_width = 0; + + validate_cursor_col(); + row = curwin->w_cline_row + W_WINROW(curwin); + height = curwin->w_cline_height; + col = curwin->w_wcol + W_WINCOL(curwin) - curwin->w_leftcol; + + if (firstwin->w_p_pvw) + top_clear = firstwin->w_height; + else + top_clear = 0; /* * Figure out the size and position of the pum. @@ -62,7 +85,8 @@ pum_display(array, size, selected, row, height, col) /* Put the pum below "row" if possible. If there are few lines decide on * where there is more room. */ - if (row >= cmdline_row - pum_height && row > (cmdline_row - height) / 2) + if (row >= cmdline_row - top_clear - pum_height + && row > (cmdline_row - top_clear - height) / 2) { /* pum above "row" */ if (row >= size) @@ -90,20 +114,36 @@ pum_display(array, size, selected, row, height, col) if (pum_height < 1 || (pum_height == 1 && size > 1)) return; + /* If there is a preview window at the top avoid drawing over it. */ + if (firstwin->w_p_pvw + && pum_row < firstwin->w_height + && pum_height > firstwin->w_height + 4) + { + pum_row += firstwin->w_height; + pum_height -= firstwin->w_height; + } + /* Compute the width of the widest match and the widest extra. */ for (i = 0; i < size; ++i) { w = vim_strsize(array[i].pum_text); if (max_width < w) max_width = w; + if (array[i].pum_kind != NULL) + { + w = vim_strsize(array[i].pum_kind) + 1; + if (kind_width < w) + kind_width = w; + } if (array[i].pum_extra != NULL) { - w = vim_strsize(array[i].pum_extra); + w = vim_strsize(array[i].pum_extra + 1); if (extra_width < w) extra_width = w; } } pum_base_width = max_width; + pum_kind_width = kind_width; /* if there are more items than room we need a scrollbar */ if (pum_height < size) @@ -122,10 +162,10 @@ pum_display(array, size, selected, row, height, col) /* align pum column with "col" */ pum_col = col; pum_width = Columns - pum_col - pum_scrollbar; - if (pum_width > max_width + extra_width + 1 + if (pum_width > max_width + kind_width + extra_width + 1 && pum_width > PUM_DEF_WIDTH) { - pum_width = max_width + extra_width + 1; + pum_width = max_width + kind_width + extra_width + 1; if (pum_width < PUM_DEF_WIDTH) pum_width = PUM_DEF_WIDTH; } @@ -147,8 +187,10 @@ pum_display(array, size, selected, row, height, col) pum_array = array; pum_size = size; - /* Set selected item and redraw. */ - pum_set_selected(selected); + /* Set selected item and redraw. If the window size changed need to redo + * the positioning. */ + if (pum_set_selected(selected)) + goto redo; } /* @@ -172,6 +214,7 @@ pum_redraw() int thumb_pos = 0; int thumb_heigth = 1; int round; + int n; if (pum_scrollbar) { @@ -193,45 +236,61 @@ pum_redraw() screen_putchar(' ', row, pum_col - 1, attr); /* Display each entry, use two spaces for a Tab. - * Do this twice: For the main text and for the extra info */ + * Do this 3 times: For the main text, kind and extra info */ col = pum_col; totwidth = 0; - for (round = 1; round <= 2; ++round) + for (round = 1; round <= 3; ++round) { width = 0; s = NULL; - for (p = round == 1 ? pum_array[idx].pum_text - : pum_array[idx].pum_extra; ; mb_ptr_adv(p)) + switch (round) { - if (s == NULL) - s = p; - w = ptr2cells(p); - if (*p == NUL || *p == TAB || totwidth + w > pum_width) + case 1: p = pum_array[idx].pum_text; break; + case 2: p = pum_array[idx].pum_kind; break; + case 3: p = pum_array[idx].pum_extra; break; + } + if (p != NULL) + for ( ; ; mb_ptr_adv(p)) { - /* Display the text that fits or comes before a Tab. */ - screen_puts_len(s, p - s, row, col, attr); - col += width; - - if (*p != TAB) - break; - - /* Display two spaces for a Tab. */ - screen_puts_len((char_u *)" ", 2, row, col, attr); - col += 2; - totwidth += 2; - s = NULL; /* start text at next char */ - width = 0; + if (s == NULL) + s = p; + w = ptr2cells(p); + if (*p == NUL || *p == TAB || totwidth + w > pum_width) + { + /* Display the text that fits or comes before a Tab. */ + screen_puts_len(s, p - s, row, col, attr); + col += width; + + if (*p != TAB) + break; + + /* Display two spaces for a Tab. */ + screen_puts_len((char_u *)" ", 2, row, col, attr); + col += 2; + totwidth += 2; + s = NULL; /* start text at next char */ + width = 0; + } + else + width += w; } - else - width += w; - } - if (round == 2 || pum_array[idx].pum_extra == NULL - || pum_base_width + 1 >= pum_width) + + if (round > 1) + n = pum_kind_width + 1; + else + n = 1; + + /* Stop when there is nothing more to display. */ + if (round == 3 + || (round == 2 && pum_array[idx].pum_extra == NULL) + || (round == 1 && pum_array[idx].pum_kind == NULL + && pum_array[idx].pum_extra == NULL) + || pum_base_width + n >= pum_width) break; - screen_fill(row, row + 1, col, pum_col + pum_base_width + 1, + screen_fill(row, row + 1, col, pum_col + pum_base_width + n, ' ', ' ', attr); - col = pum_col + pum_base_width + 1; - totwidth = pum_base_width + 1; + col = pum_col + pum_base_width + n; + totwidth = pum_base_width + n; } screen_fill(row, row + 1, col, pum_col + pum_width, ' ', ' ', attr); @@ -258,11 +317,15 @@ pum_get_selected() /* * Set the index of the currently selected item. The menu will scroll when * necessary. When "n" is out of range don't scroll. + * Returns TRUE when the window was resized and the location of the popup menu + * must be recomputed. */ - void + static int pum_set_selected(n) int n; { + int resized = FALSE; + pum_selected = n; if (pum_selected >= 0 && pum_selected < pum_size) @@ -312,13 +375,120 @@ pum_set_selected(n) pum_first = pum_selected + 3 - pum_height + 1; } } + +#if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) + /* Show extra info in the preview window if there is something and + * 'completeopt' contains "preview". */ + if (pum_array[pum_selected].pum_info != NULL + && vim_strchr(p_cot, 'p') != NULL) + { + win_T *curwin_save = curwin; + int res = OK; + + /* Open a preview window. 3 lines by default. */ + g_do_tagpreview = 3; + resized = prepare_tagpreview(); + g_do_tagpreview = 0; + + if (curwin->w_p_pvw) + { + if (curbuf->b_fname == NULL + && curbuf->b_p_bt[0] == 'n' && curbuf->b_p_bt[2] == 'f' + && curbuf->b_p_bh[0] == 'w') + { + /* Already a "wipeout" buffer, make it empty. */ + while (!bufempty()) + ml_delete((linenr_T)1, FALSE); + } + else if ((res = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, 0)) + == OK) + { + /* Edit a new, empty buffer. Set options for a "wipeout" + * buffer. */ + set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); + set_option_value((char_u *)"bt", 0L, (char_u *)"nofile", + OPT_LOCAL); + set_option_value((char_u *)"bh", 0L, (char_u *)"wipe", + OPT_LOCAL); + set_option_value((char_u *)"diff", 0L, (char_u *)"", + OPT_LOCAL); + } + if (res == OK) + { + char_u *p, *e; + linenr_T lnum = 0; + + for (p = pum_array[pum_selected].pum_info; *p != NUL; ) + { + e = vim_strchr(p, '\n'); + if (e == NULL) + { + ml_append(lnum++, p, 0, FALSE); + break; + } + else + { + *e = NUL; + ml_append(lnum++, p, e - p + 1, FALSE); + *e = '\n'; + p = e + 1; + } + } + + /* Increase the height of the preview window to show the + * text, but no more than 'previewheight' lines. */ + if (lnum > p_pvh) + lnum = p_pvh; + if (curwin->w_height < lnum) + { + win_setheight((int)lnum); + resized = TRUE; + } + + curbuf->b_changed = 0; + curbuf->b_p_ma = FALSE; + curwin->w_cursor.lnum = 0; + curwin->w_cursor.col = 0; + + if (curwin != curwin_save && win_valid(curwin_save)) + { + /* Return cursor to where we were */ + validate_cursor(); + redraw_later(NOT_VALID); + + /* When the preview window was resized we need to + * update the view on the buffer. Only go back to + * the window when needed, otherwise it will always be + * redraw. */ + if (resized) + { + win_enter(curwin_save, TRUE); + update_topline(); + } + + /* Update the screen before drawing the popup menu. + * Enable updating the status lines. */ + pum_do_redraw = TRUE; + update_screen(0); + pum_do_redraw = FALSE; + + if (win_valid(curwin_save)) + win_enter(curwin_save, TRUE); + } + } + } + } +#endif } /* Never display more than we have */ if (pum_first > pum_size - pum_height) pum_first = pum_size - pum_height; - pum_redraw(); + if (!resized) + pum_redraw(); + + return resized; } /* @@ -343,11 +513,12 @@ pum_clear() /* * Return TRUE if the popup menu is displayed. + * Overruled when "pum_do_redraw" is set, used to redraw the status lines. */ int pum_visible() { - return pum_array != NULL; + return !pum_do_redraw && pum_array != NULL; } /* |