Have selected() check whether selection exists

Signed-off-by: Devin J. Pohly <djpohly@gmail.com>

diff --git a/st.c b/st.c
index dae7b91..d4dfe6e 100644 (file)
--- a/st.c
+++ b/st.c
@@ -419,7 +419,8 @@ selnormalize(void)
 int
 selected(int x, int y)
 {
-       if (sel.mode == SEL_EMPTY)
+       if (sel.mode == SEL_EMPTY || sel.ob.x == -1 ||
+                       sel.alt != IS_SET(MODE_ALTSCREEN))
                return 0;
 
        if (sel.type == SEL_RECTANGULAR)

diff --git a/x.c b/x.c
index 7bfa1b7..e3e5451 100644 (file)
--- a/x.c
+++ b/x.c
@@ -1418,7 +1418,6 @@ xdrawcursor(void)
        static int oldx = 0, oldy = 0;
        int curx;
        Glyph g = {' ', ATTR_NULL, defaultbg, defaultcs}, og;
-       int ena_sel = sel.ob.x != -1 && sel.alt == IS_SET(MODE_ALTSCREEN);
        Color drawcol;
 
        LIMIT(oldx, 0, term.col-1);
@@ -1434,7 +1433,7 @@ xdrawcursor(void)
 
        /* remove the old cursor */
        og = term.line[oldy][oldx];
-       if (ena_sel && selected(oldx, oldy))
+       if (selected(oldx, oldy))
                og.mode ^= ATTR_REVERSE;
        xdrawglyph(og, oldx, oldy);
 
@@ -1448,7 +1447,7 @@ xdrawcursor(void)
        if (IS_SET(MODE_REVERSE)) {
                g.mode |= ATTR_REVERSE;
                g.bg = defaultfg;
-               if (ena_sel && selected(term.c.x, term.c.y)) {
+               if (selected(term.c.x, term.c.y)) {
                        drawcol = dc.col[defaultcs];
                        g.fg = defaultrcs;
                } else {
@@ -1456,7 +1455,7 @@ xdrawcursor(void)
                        g.fg = defaultcs;
                }
        } else {
-               if (ena_sel && selected(term.c.x, term.c.y)) {
+               if (selected(term.c.x, term.c.y)) {
                        drawcol = dc.col[defaultrcs];
                        g.fg = defaultfg;
                        g.bg = defaultrcs;
@@ -1555,7 +1554,6 @@ drawregion(int x1, int y1, int x2, int y2)
        int i, x, y, ox, numspecs;
        Glyph base, new;
        XftGlyphFontSpec *specs;
-       int ena_sel = sel.ob.x != -1 && sel.alt == IS_SET(MODE_ALTSCREEN);
 
        if (!(win.state & WIN_VISIBLE))
                return;
@@ -1574,7 +1572,7 @@ drawregion(int x1, int y1, int x2, int y2)
                        new = term.line[y][x];
                        if (new.mode == ATTR_WDUMMY)
                                continue;
-                       if (ena_sel && selected(x, y))
+                       if (selected(x, y))
                                new.mode ^= ATTR_REVERSE;
                        if (i > 0 && ATTRCMP(base, new)) {
                                xdrawglyphfontspecs(specs, base, i, ox, y);