129 lines
3.6 KiB
Diff
129 lines
3.6 KiB
Diff
diff --git a/config.def.h b/config.def.h
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index 2cd740a..019a4e1 100644
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--- a/config.def.h
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+++ b/config.def.h
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@@ -93,6 +93,9 @@ char *termname = "st-256color";
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*/
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unsigned int tabspaces = 8;
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+/* bg opacity */
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+float alpha = 0.8;
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+
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/* Terminal colors (16 first used in escape sequence) */
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static const char *colorname[] = {
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/* 8 normal colors */
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diff --git a/x.c b/x.c
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index d73152b..f32fd6c 100644
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--- a/x.c
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+++ b/x.c
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@@ -105,6 +105,7 @@ typedef struct {
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XSetWindowAttributes attrs;
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int scr;
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int isfixed; /* is fixed geometry? */
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+ int depth; /* bit depth */
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int l, t; /* left and top offset */
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int gm; /* geometry mask */
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} XWindow;
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@@ -752,7 +753,7 @@ xresize(int col, int row)
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XFreePixmap(xw.dpy, xw.buf);
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xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
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- DefaultDepth(xw.dpy, xw.scr));
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+ xw.depth);
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XftDrawChange(xw.draw, xw.buf);
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xclear(0, 0, win.w, win.h);
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@@ -812,6 +813,10 @@ xloadcols(void)
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else
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die("could not allocate color %d\n", i);
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}
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+
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+ dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha);
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+ dc.col[defaultbg].pixel &= 0x00FFFFFF;
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+ dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24;
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loaded = 1;
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}
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@@ -842,6 +847,12 @@ xsetcolorname(int x, const char *name)
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XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.col[x]);
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dc.col[x] = ncolor;
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+ if (x == defaultbg) {
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+ dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha);
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+ dc.col[defaultbg].pixel &= 0x00FFFFFF;
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+ dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24;
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+ }
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+
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return 0;
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}
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@@ -1134,11 +1145,25 @@ xinit(int cols, int rows)
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Window parent, root;
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pid_t thispid = getpid();
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XColor xmousefg, xmousebg;
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+ XWindowAttributes attr;
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+ XVisualInfo vis;
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if (!(xw.dpy = XOpenDisplay(NULL)))
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die("can't open display\n");
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xw.scr = XDefaultScreen(xw.dpy);
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- xw.vis = XDefaultVisual(xw.dpy, xw.scr);
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+
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+ root = XRootWindow(xw.dpy, xw.scr);
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+ if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0))))
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+ parent = root;
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+
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+ if (XMatchVisualInfo(xw.dpy, xw.scr, 32, TrueColor, &vis) != 0) {
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+ xw.vis = vis.visual;
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+ xw.depth = vis.depth;
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+ } else {
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+ XGetWindowAttributes(xw.dpy, parent, &attr);
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+ xw.vis = attr.visual;
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+ xw.depth = attr.depth;
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+ }
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/* font */
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if (!FcInit())
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@@ -1148,7 +1173,7 @@ xinit(int cols, int rows)
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xloadfonts(usedfont, 0);
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/* colors */
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- xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
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+ xw.cmap = XCreateColormap(xw.dpy, parent, xw.vis, None);
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xloadcols();
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/* adjust fixed window geometry */
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@@ -1168,11 +1193,8 @@ xinit(int cols, int rows)
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| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;
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xw.attrs.colormap = xw.cmap;
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- root = XRootWindow(xw.dpy, xw.scr);
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- if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0))))
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- parent = root;
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- xw.win = XCreateWindow(xw.dpy, root, xw.l, xw.t,
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- win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
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+ xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t,
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+ win.w, win.h, 0, xw.depth, InputOutput,
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xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity
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| CWEventMask | CWColormap, &xw.attrs);
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if (parent != root)
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@@ -1183,7 +1205,7 @@ xinit(int cols, int rows)
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dc.gc = XCreateGC(xw.dpy, xw.win, GCGraphicsExposures,
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&gcvalues);
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xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
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- DefaultDepth(xw.dpy, xw.scr));
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+ xw.depth);
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XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel);
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XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h);
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@@ -2047,6 +2069,10 @@ main(int argc, char *argv[])
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case 'a':
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allowaltscreen = 0;
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break;
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+ case 'A':
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+ alpha = strtof(EARGF(usage()), NULL);
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+ LIMIT(alpha, 0.0, 1.0);
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+ break;
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case 'c':
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opt_class = EARGF(usage());
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break;
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