- patchlevel 149
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Karsten Hopp
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7.0.149
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186
7.0.149
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To: vim-dev@vim.org
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Subject: Patch 7.0.149
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Fcc: outbox
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From: Bram Moolenaar <Bram@moolenaar.net>
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Mime-Version: 1.0
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Content-Type: text/plain; charset=ISO-8859-1
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Content-Transfer-Encoding: 8bit
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------------
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Patch 7.0.149
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Problem: When resizing a window that shows "~" lines the text sometimes
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jumps down.
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Solution: Remove code that uses "~" lines in some situations. Fix the
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computation of the screen line of the cursor. Also set w_skipcol
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to handle very long lines.
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Files: src/misc1.c, src/window.c
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*** ../vim-7.0.148/src/misc1.c Tue Oct 17 11:12:28 2006
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--- src/misc1.c Tue Oct 24 17:33:39 2006
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***************
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*** 1761,1775 ****
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* Add column offset for 'number', 'foldcolumn', etc.
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*/
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width = W_WIDTH(wp) - win_col_off(wp);
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! if (width > 0)
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! {
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! lines += 1;
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! if (col >= width)
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! lines += (col - width) / (width + win_col_off2(wp));
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! if (lines <= wp->w_height)
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! return lines;
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! }
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! return (int)(wp->w_height); /* maximum length */
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}
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int
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--- 1761,1773 ----
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* Add column offset for 'number', 'foldcolumn', etc.
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*/
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width = W_WIDTH(wp) - win_col_off(wp);
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! if (width <= 0)
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! return 9999;
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!
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! lines += 1;
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! if (col > width)
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! lines += (col - width) / (width + win_col_off2(wp)) + 1;
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! return lines;
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}
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int
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*** ../vim-7.0.148/src/window.c Tue Sep 5 16:29:38 2006
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--- src/window.c Tue Oct 24 20:39:56 2006
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***************
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*** 5189,5199 ****
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int height;
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{
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linenr_T lnum;
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- linenr_T bot;
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int sline, line_size;
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- int space;
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- int did_below = FALSE;
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- int old_height = wp->w_height;
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#define FRACTION_MULT 16384L
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/* Don't want a negative height. Happens when splitting a tiny window.
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--- 5189,5195 ----
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***************
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*** 5228,5281 ****
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wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT;
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line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1;
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sline = wp->w_wrow - line_size;
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if (sline < 0)
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{
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/*
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* Cursor line would go off top of screen if w_wrow was this high.
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*/
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wp->w_wrow = line_size;
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}
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else
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{
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! space = height - 1;
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!
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! while (lnum > 1)
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{
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- /* When using "~" lines stop when at the old topline, don't
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- * scroll down. */
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- if (did_below && height < old_height && lnum <= wp->w_topline)
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- sline = 0;
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-
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- space -= line_size;
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- if (space > 0 && sline <= 0 && !did_below)
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- {
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- /* Try to use "~" lines below the text to avoid that text
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- * is above the window while there are empty lines.
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- * Subtract the rows below the cursor from "space" and
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- * give the rest to "sline". */
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- did_below = TRUE;
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- bot = wp->w_cursor.lnum;
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- while (space > 0)
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- {
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- if (wp->w_buffer->b_ml.ml_line_count - bot >= space)
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- space = 0;
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- else
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- {
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- #ifdef FEAT_FOLDING
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- hasFoldingWin(wp, bot, NULL, &bot, TRUE, NULL);
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- #endif
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- if (bot >= wp->w_buffer->b_ml.ml_line_count)
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- break;
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- ++bot;
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- space -= plines_win(wp, bot, TRUE);
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- }
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- }
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- if (bot == wp->w_buffer->b_ml.ml_line_count && space > 0)
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- sline += space;
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- }
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- if (sline <= 0)
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- break;
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-
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#ifdef FEAT_FOLDING
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hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
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if (lnum == 1)
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--- 5224,5267 ----
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wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT;
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line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1;
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sline = wp->w_wrow - line_size;
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+
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+ if (sline >= 0)
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+ {
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+ /* Make sure the whole cursor line is visible, if possible. */
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+ int rows = plines_win(wp, lnum, FALSE);
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+
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+ if (sline > wp->w_height - rows)
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+ {
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+ sline = wp->w_height - rows;
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+ wp->w_wrow -= rows - line_size;
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+ }
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+ }
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+
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if (sline < 0)
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{
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/*
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* Cursor line would go off top of screen if w_wrow was this high.
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+ * Make cursor line the first line in the window. If not enough
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+ * room use w_skipcol;
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*/
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wp->w_wrow = line_size;
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+ if (wp->w_wrow >= wp->w_height
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+ && (W_WIDTH(wp) - win_col_off(wp)) > 0)
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+ {
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+ wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp);
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+ --wp->w_wrow;
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+ while (wp->w_wrow >= wp->w_height)
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+ {
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+ wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp)
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+ + win_col_off2(wp);
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+ --wp->w_wrow;
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+ }
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+ }
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}
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else
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{
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! while (sline > 0 && lnum > 1)
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{
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#ifdef FEAT_FOLDING
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hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
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if (lnum == 1)
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*** ../vim-7.0.148/src/version.c Tue Oct 24 13:51:47 2006
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--- src/version.c Tue Oct 24 21:13:31 2006
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***************
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*** 668,669 ****
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--- 668,671 ----
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{ /* Add new patch number below this line */
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+ /**/
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+ 149,
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/**/
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--
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hundred-and-one symptoms of being an internet addict:
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104. When people ask about the Presidential Election you ask "Which country?"
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/// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
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/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
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\\\ download, build and distribute -- http://www.A-A-P.org ///
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\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
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