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#include <Imlib2.h>
void
showtagpreview(int tag, int x, int y)
{
if (selmon->tagmap[tag]) {
XSetWindowBackgroundPixmap(dpy, selmon->tagwin, selmon->tagmap[tag]);
XCopyArea(dpy, selmon->tagmap[tag], selmon->tagwin, drw->gc, 0, 0, selmon->mw / scalepreview, selmon->mh / scalepreview, 0, 0);
XMoveWindow(dpy, selmon->tagwin, x, y);
XSync(dpy, False);
XMapWindow(dpy, selmon->tagwin);
} else
XUnmapWindow(dpy, selmon->tagwin);
}
void
hidetagpreview(Monitor *m)
{
m->previewshow = 0;
XUnmapWindow(dpy, m->tagwin);
}
void
tagpreviewswitchtag(void)
{
int i;
unsigned int occ = 0;
Client *c;
Imlib_Image image;
for (c = selmon->clients; c; c = c->next)
occ |= c->tags;
for (i = 0; i < NUMTAGS; i++) {
if (selmon->tagset[selmon->seltags] & 1 << i) {
if (selmon->tagmap[i] != 0) {
XFreePixmap(dpy, selmon->tagmap[i]);
selmon->tagmap[i] = 0;
}
if (occ & 1 << i) {
image = imlib_create_image(sw, sh);
imlib_context_set_image(image);
imlib_context_set_display(dpy);
#if BAR_ALPHA_PATCH
imlib_image_set_has_alpha(1);
imlib_context_set_blend(0);
imlib_context_set_visual(visual);
#else
imlib_context_set_visual(DefaultVisual(dpy, screen));
#endif // BAR_ALPHA_PATCH
imlib_context_set_drawable(root);
imlib_copy_drawable_to_image(0, selmon->mx, selmon->my, selmon->mw ,selmon->mh, 0, 0, 1);
#if BAR_ALPHA_PATCH
selmon->tagmap[i] = XCreatePixmap(dpy, selmon->tagwin, selmon->mw / scalepreview, selmon->mh / scalepreview, depth);
#else
selmon->tagmap[i] = XCreatePixmap(dpy, selmon->tagwin, selmon->mw / scalepreview, selmon->mh / scalepreview, DefaultDepth(dpy, screen));
#endif // BAR_ALPHA_PATCH
imlib_context_set_drawable(selmon->tagmap[i]);
imlib_render_image_part_on_drawable_at_size(0, 0, selmon->mw, selmon->mh, 0, 0, selmon->mw / scalepreview, selmon->mh / scalepreview);
imlib_free_image();
}
}
}
}
void
updatepreview(void)
{
Monitor *m;
XSetWindowAttributes wa = {
.override_redirect = True,
#if BAR_ALPHA_PATCH
.background_pixel = 0,
.border_pixel = 0,
.colormap = cmap,
#else
.background_pixmap = ParentRelative,
#endif // BAR_ALPHA_PATCH
.event_mask = ButtonPressMask|ExposureMask
};
for (m = mons; m; m = m->next) {
m->tagwin = XCreateWindow(dpy, root, m->wx, m->bar->by + bh, m->mw / 4, m->mh / 4, 0,
#if BAR_ALPHA_PATCH
depth, CopyFromParent, visual,
CWOverrideRedirect|CWBackPixel|CWBorderPixel|CWColormap|CWEventMask, &wa
#else
DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen),
CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa
#endif // BAR_ALPHA_PATCH
);
XDefineCursor(dpy, m->tagwin, cursor[CurNormal]->cursor);
XMapRaised(dpy, m->tagwin);
XUnmapWindow(dpy, m->tagwin);
}
}
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