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True transparency support

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This commit is contained in:
Nikita Zlobin 2020-05-04 19:45:02 +05:00
parent 7a094bc702
commit d3f6c05590
1 changed files with 12 additions and 6 deletions
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18
src/x11/x.c
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@ -647,13 +647,19 @@ struct window_x11 *x_win_create(void)
struct window_x11 *win = g_malloc0(sizeof(struct window_x11));
Window root;
int scr_n;
XVisualInfo vi;
XSetWindowAttributes wa;
root = RootWindow(xctx.dpy, DefaultScreen(xctx.dpy));
scr_n = DefaultScreen(xctx.dpy);
root = RootWindow(xctx.dpy, scr_n);
XMatchVisualInfo(xctx.dpy, scr_n, 32, TrueColor, &vi);
wa.override_redirect = true;
wa.background_pixmap = ParentRelative;
wa.background_pixmap = None;
wa.background_pixel = 0;
wa.border_pixel = 0;
wa.colormap = XCreateColormap(xctx.dpy, root, vi.visual, AllocNone);
wa.event_mask =
ExposureMask | KeyPressMask | VisibilityChangeMask |
ButtonReleaseMask | FocusChangeMask| StructureNotifyMask;
@ -666,10 +672,10 @@ struct window_x11 *x_win_create(void)
scr->w,
1,
0,
DefaultDepth(xctx.dpy, DefaultScreen(xctx.dpy)),
vi.depth,
CopyFromParent,
DefaultVisual(xctx.dpy, DefaultScreen(xctx.dpy)),
CWOverrideRedirect | CWBackPixmap | CWBackPixel | CWEventMask,
vi.visual,
CWOverrideRedirect | CWBackPixmap | CWBackPixel | CWBorderPixel | CWColormap | CWEventMask,
&wa);
x_set_wm(win->xwin);
@ -680,7 +686,7 @@ struct window_x11 *x_win_create(void)
(0xffffffff / 100)));
win->root_surface = cairo_xlib_surface_create(xctx.dpy, win->xwin,
DefaultVisual(xctx.dpy, 0),
vi.visual,
WIDTH, HEIGHT);
win->c_ctx = cairo_create(win->root_surface);