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调整壁纸绘制方案

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Zedhugh Chen
2025-08-25 11:57:23 +08:00
parent ebfed8245c
commit 3dd2f80128
6 changed files with 110 additions and 22 deletions
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47
src/xcb/xcb.c
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@@ -15,6 +15,7 @@
#include "app.h"
#include "utils.h"
#include "window.h"
#include "xcb-private.h"
xcb_connection_t *conn = NULL;
@@ -150,6 +151,52 @@ rect_size_t *get_screen_size(void) {
return size;
}
bar_cairo_params_t *prepare_wallpaper_surface_params(void) {
uint32_t width = screen->width_in_pixels;
uint32_t height = screen->height_in_pixels;
xcb_window_t root = screen->root;
visual_t *v = get_xcb_visual(false);
static xcb_pixmap_t pixmap = XCB_PIXMAP_NONE;
if (pixmap != XCB_PIXMAP_NONE) {
xcb_kill_client(conn, pixmap);
xcb_free_pixmap(conn, pixmap);
}
pixmap = xcb_generate_id(conn);
xcb_create_pixmap(conn, v->depth, pixmap, root, width, height);
xcb_gcontext_t gc = xcb_generate_id(conn);
xcb_create_gc(conn, gc, pixmap, 0, NULL);
xcb_change_window_attributes_value_list_t value_list = {
.background_pixmap = pixmap,
};
xcb_change_window_attributes_aux(conn, root, XCB_CW_BACK_PIXMAP, &value_list);
/* 兼容合成器，不设置若开启合成器壁纸会不显示 */
uint8_t mode = XCB_PROP_MODE_REPLACE;
xcb_atom_t atom = get_xcb_atom(atom__xrootpmap_id);
xcb_change_property(conn, mode, root, atom, XCB_ATOM_PIXMAP, 32, 1, &pixmap);
atom = get_xcb_atom(atom_esetroot_pmap_id);
xcb_change_property(conn, mode, root, atom, XCB_ATOM_PIXMAP, 32, 1, &pixmap);
xcb_clear_area(conn, 0, root, 0, 0, width, height);
xcb_free_gc(conn, gc);
xcb_flush(conn);
bar_cairo_params_t *p = ecalloc(1, sizeof(bar_cairo_params_t));
p->conn = conn;
p->visual = v->visual;
p->window = pixmap;
free(v);
return p;
}
void refresh_root_window(void) {
xcb_clear_area(conn, 0, screen->root, 0, 0, 0, 0);
xcb_flush(conn);
}
void set_wallpaper(uint32_t *wallpaper_data) {
uint32_t width = screen->width_in_pixels;
uint32_t height = screen->height_in_pixels;