st

suckless terminal - with my changes
git clone https://pi.duncano.de/git/st.git
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commit 594a25983639847ed063a3d181893dba54825f5a
parent 91c70213d1e595467b14ce6d28f333dbedd97cab
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:
st.c | 44+++++++++++++++++++++++++++++++-------------
1 file changed, 31 insertions(+), 13 deletions(-)

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))