static void
_eventd_nd_xcb_stop(EventdNdBackendContext *self)
{
if ( self->custom_map )
xcb_free_colormap(self->xcb_connection, self->map);
xcb_ewmh_connection_wipe(&self->ewmh);
g_hash_table_unref(self->bubbles);
g_water_xcb_source_free(self->source);
self->bubbles = NULL;
self->source = NULL;
}
static gboolean
_eventd_nd_xcb_get_colormap(EventdNdBackendContext *self)
{
xcb_depth_t *root_depth = NULL;
xcb_visualtype_t *root_visual = NULL;
xcb_depth_iterator_t depth_iter;
for ( depth_iter = xcb_screen_allowed_depths_iterator(self->screen) ; depth_iter.rem ; xcb_depth_next(&depth_iter) )
{
xcb_depth_t *d = depth_iter.data;
xcb_visualtype_iterator_t visual_iter;
for ( visual_iter = xcb_depth_visuals_iterator(d) ; visual_iter.rem ; xcb_visualtype_next(&visual_iter) )
{
xcb_visualtype_t *v = visual_iter.data;
if ( ( d->depth == 32 ) && ( v->_class >= XCB_VISUAL_CLASS_TRUE_COLOR ) )
{
self->depth = d;
self->visual = v;
}
if ( self->screen->root_visual == v->visual_id )
{
root_depth = d;
root_visual = v;
}
}
}
if ( self->visual != NULL )
{
xcb_void_cookie_t c;
xcb_generic_error_t *e;
self->map = xcb_generate_id(self->xcb_connection);
c = xcb_create_colormap_checked(self->xcb_connection, XCB_COLORMAP_ALLOC_NONE, self->map, self->screen->root, self->visual->visual_id);
e = xcb_request_check(self->xcb_connection, c);
if ( e == NULL )
return TRUE;
xcb_free_colormap(self->xcb_connection, self->map);
free(e);
}
self->depth = root_depth;
self->visual = root_visual;
self->map = self->screen->default_colormap;
return FALSE;
}
void xcbosd_destroy(xcbosd *osd)
{
assert (osd);
xcb_free_gc(osd->connection, osd->gc);
xcb_free_pixmap(osd->connection, osd->bitmap);
xcb_free_colormap(osd->connection, osd->cmap);
if(osd->mode==XCBOSD_SHAPED) {
xcb_free_gc(osd->connection, osd->u.shaped.mask_gc);
xcb_free_gc(osd->connection, osd->u.shaped.mask_gc_back);
xcb_free_pixmap(osd->connection, osd->u.shaped.mask_bitmap);
xcb_destroy_window(osd->connection, osd->u.shaped.window);
}
free (osd);
}
void xcbosd_drawable_changed(xcbosd *osd, xcb_window_t window)
{
xcb_get_geometry_cookie_t get_geometry_cookie;
xcb_get_geometry_reply_t *get_geometry_reply;
assert (osd);
lprintf("drawable changed\n");
/*
Do I need to recreate the GC's??
XFreeGC (osd->display, osd->gc);
XFreeGC (osd->display, osd->mask_gc);
XFreeGC (osd->display, osd->mask_gc_back);
*/
xcb_free_pixmap(osd->connection, osd->bitmap);
xcb_free_colormap(osd->connection, osd->cmap);
/* we need to call XSync(), because otherwise, calling XDestroyWindow()
on the parent window could destroy our OSD window twice !! */
/* XSync (osd->display, False); FIXME don't think that we need that --pfister */
osd->window = window;
get_geometry_cookie = xcb_get_geometry(osd->connection, osd->window);
get_geometry_reply = xcb_get_geometry_reply(osd->connection, get_geometry_cookie, NULL);
osd->depth = get_geometry_reply->depth;
osd->width = get_geometry_reply->width;
osd->height = get_geometry_reply->height;
free(get_geometry_reply);
assert(osd->width);
assert(osd->height);
switch(osd->mode) {
case XCBOSD_SHAPED: {
xcb_free_pixmap(osd->connection, osd->u.shaped.mask_bitmap);
xcb_destroy_window(osd->connection, osd->u.shaped.window);
unsigned int window_params[] = { osd->screen->black_pixel, 1, XCB_EVENT_MASK_EXPOSURE };
osd->u.shaped.window = xcb_generate_id(osd->connection);
xcb_create_window(osd->connection, XCB_COPY_FROM_PARENT, osd->u.shaped.window,
osd->window, 0, 0, osd->width, osd->height, 0, XCB_COPY_FROM_PARENT,
XCB_COPY_FROM_PARENT, XCB_CW_BACK_PIXEL | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK,
window_params);
osd->u.shaped.mapped = 0;
osd->u.shaped.mask_bitmap = xcb_generate_id(osd->connection);
xcb_create_pixmap(osd->connection, 1, osd->u.shaped.mask_bitmap, osd->u.shaped.window, osd->width, osd->height);
osd->bitmap = xcb_generate_id(osd->connection);
xcb_create_pixmap(osd->connection, osd->depth, osd->bitmap, osd->u.shaped.window, osd->width, osd->height);
osd->cmap = xcb_generate_id(osd->connection);
xcb_create_colormap(osd->connection, XCB_COLORMAP_ALLOC_NONE, osd->cmap, osd->u.shaped.window, osd->visual);
break;
}
case XCBOSD_COLORKEY:
osd->bitmap = xcb_generate_id(osd->connection);
xcb_create_pixmap(osd->connection, osd->depth, osd->bitmap, osd->window, osd->width, osd->height);
osd->cmap = xcb_generate_id(osd->connection);
xcb_create_colormap(osd->connection, XCB_COLORMAP_ALLOC_NONE, osd->cmap, osd->window, osd->visual);
break;
}
osd->clean = UNDEFINED;
/* do not xcbosd_clear() here: osd->u.colorkey.sc has not being updated yet */
}
