Fixing the cursor movement in selections. - st - simple terminal
HTML git clone https://git.parazyd.org/st
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DIR LICENSE
---
DIR commit 594a25983639847ed063a3d181893dba54825f5a
DIR parent 91c70213d1e595467b14ce6d28f333dbedd97cab
HTML Author: Christoph Lohmann <20h@r-36.net>
Date: Mon, 5 Oct 2015 22:09:51 +0200
Fixing the cursor movement in selections.
Before the fix the cursor wouldn't obey if it's in a selection. If it is
inside it will now change to the reverse. This patch also adds that the
defaultcs will be reversed for the manually drawn cursors.
Diffstat:
M st.c | 44 ++++++++++++++++++++++---------
1 file changed, 31 insertions(+), 13 deletions(-)
---
DIR diff --git a/st.c b/st.c
@@ -1811,7 +1811,6 @@ tmoveto(int x, int y)
{
int miny, maxy;
- selclear(NULL);
if (term.c.state & CURSOR_ORIGIN) {
miny = term.top;
maxy = term.bot;
@@ -3819,6 +3818,7 @@ xdrawglyph(Glyph g, int x, int y)
{
int numspecs;
XftGlyphFontSpec spec;
+
numspecs = xmakeglyphfontspecs(&spec, &g, 1, x, y);
xdrawglyphfontspecs(&spec, g, numspecs, x, y);
}
@@ -3828,8 +3828,10 @@ xdrawcursor(void)
{
static int oldx = 0, oldy = 0;
int curx;
- Glyph g = {' ', ATTR_NULL, defaultbg, defaultcs};
+ Glyph g = {' ', ATTR_NULL, defaultbg, defaultcs}, og;
int ena_sel = sel.ob.x != -1 && sel.alt == IS_SET(MODE_ALTSCREEN);
+ Color drawcol;
+ XRenderColor dccol;
LIMIT(oldx, 0, term.col-1);
LIMIT(oldy, 0, term.row-1);
@@ -3842,12 +3844,28 @@ xdrawcursor(void)
if (term.line[term.c.y][curx].mode & ATTR_WDUMMY)
curx--;
+ /* remove the old cursor */
+ og = term.line[oldy][oldx];
+ if (ena_sel && selected(oldx, oldy))
+ og.mode ^= ATTR_REVERSE;
+ xdrawglyph(og, oldx, oldy);
+
g.u = term.line[term.c.y][term.c.x].u;
- if (ena_sel && selected(term.c.x, term.c.y))
- g.mode ^= ATTR_REVERSE;
+ if (ena_sel && selected(term.c.x, term.c.y)) {
+ /*
+ * Allocate the drawing color which is the reverse of
+ * defaultcs, if we are selected.
+ */
+ dccol.red = ~dc.col[defaultcs].color.red;
+ dccol.green = ~dc.col[defaultcs].color.green;
+ dccol.blue = ~dc.col[defaultcs].color.blue;
+ dccol.alpha = ~dc.col[defaultcs].color.alpha;
+ XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &dccol, &drawcol);
- /* remove the old cursor */
- xdrawglyph(term.line[oldy][oldx], oldx, oldy);
+ g.mode ^= ATTR_REVERSE;
+ } else {
+ drawcol = dc.col[defaultcs];
+ }
if (IS_SET(MODE_HIDE))
return;
@@ -3869,33 +3887,33 @@ xdrawcursor(void)
break;
case 3: /* Blinking Underline */
case 4: /* Steady Underline */
- XftDrawRect(xw.draw, &dc.col[defaultcs],
+ XftDrawRect(xw.draw, &drawcol,
borderpx + curx * xw.cw,
borderpx + (term.c.y + 1) * xw.ch - cursorthickness,
xw.cw, cursorthickness);
break;
case 5: /* Blinking bar */
case 6: /* Steady bar */
- XftDrawRect(xw.draw, &dc.col[defaultcs],
+ XftDrawRect(xw.draw, &drawcol,
borderpx + curx * xw.cw,
borderpx + term.c.y * xw.ch,
cursorthickness, xw.ch);
break;
}
} else {
- XftDrawRect(xw.draw, &dc.col[defaultcs],
+ XftDrawRect(xw.draw, &drawcol,
borderpx + curx * xw.cw,
borderpx + term.c.y * xw.ch,
xw.cw - 1, 1);
- XftDrawRect(xw.draw, &dc.col[defaultcs],
+ XftDrawRect(xw.draw, &drawcol,
borderpx + curx * xw.cw,
borderpx + term.c.y * xw.ch,
1, xw.ch - 1);
- XftDrawRect(xw.draw, &dc.col[defaultcs],
+ XftDrawRect(xw.draw, &drawcol,
borderpx + (curx + 1) * xw.cw - 1,
borderpx + term.c.y * xw.ch,
1, xw.ch - 1);
- XftDrawRect(xw.draw, &dc.col[defaultcs],
+ XftDrawRect(xw.draw, &drawcol,
borderpx + curx * xw.cw,
borderpx + (term.c.y + 1) * xw.ch - 1,
xw.cw, 1);
@@ -3945,7 +3963,7 @@ drawregion(int x1, int y1, int x2, int y2)
{
int i, x, y, ox, numspecs;
Glyph base, new;
- XftGlyphFontSpec* specs;
+ XftGlyphFontSpec *specs;
int ena_sel = sel.ob.x != -1 && sel.alt == IS_SET(MODE_ALTSCREEN);
if (!(xw.state & WIN_VISIBLE))