-#undef I3__FILE__
-#define I3__FILE__ "xcb.c"
/*
* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
- * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
+ * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
*
* xcb.c: Helper functions for easier usage of XCB
*
*/
void xcb_draw_line(xcb_connection_t *conn, xcb_drawable_t drawable, xcb_gcontext_t gc,
uint32_t colorpixel, uint32_t x, uint32_t y, uint32_t to_x, uint32_t to_y) {
- xcb_change_gc(conn, gc, XCB_GC_FOREGROUND, (uint32_t[]) {colorpixel});
+ xcb_change_gc(conn, gc, XCB_GC_FOREGROUND, (uint32_t[]){colorpixel});
xcb_poly_line(conn, XCB_COORD_MODE_ORIGIN, drawable, gc, 2,
- (xcb_point_t[]) {{x, y}, {to_x, to_y}});
+ (xcb_point_t[]){{x, y}, {to_x, to_y}});
}
/*
*/
void xcb_draw_rect(xcb_connection_t *conn, xcb_drawable_t drawable, xcb_gcontext_t gc,
uint32_t colorpixel, uint32_t x, uint32_t y, uint32_t width, uint32_t height) {
- xcb_change_gc(conn, gc, XCB_GC_FOREGROUND, (uint32_t[]) {colorpixel});
+ xcb_change_gc(conn, gc, XCB_GC_FOREGROUND, (uint32_t[]){colorpixel});
xcb_rectangle_t rect = {x, y, width, height};
xcb_poly_fill_rectangle(conn, drawable, gc, 1, &rect);
}
/* Every X11 event is 32 bytes long. Therefore, XCB will copy 32 bytes.
* In order to properly initialize these bytes, we allocate 32 bytes even
* though we only need less for an xcb_configure_notify_event_t */
- void *event = scalloc(32);
+ void *event = scalloc(32, 1);
xcb_client_message_event_t *ev = event;
ev->response_type = XCB_CLIENT_MESSAGE;
add_ignore_event(cookie.sequence, -1);
}
+/*
+ * Returns the first supported _NET_WM_WINDOW_TYPE atom.
+ *
+ */
+xcb_atom_t xcb_get_preferred_window_type(xcb_get_property_reply_t *reply) {
+ if (reply == NULL || xcb_get_property_value_length(reply) == 0)
+ return XCB_NONE;
+
+ xcb_atom_t *atoms;
+ if ((atoms = xcb_get_property_value(reply)) == NULL)
+ return XCB_NONE;
+
+ for (int i = 0; i < xcb_get_property_value_length(reply) / (reply->format / 8); i++) {
+ if (atoms[i] == A__NET_WM_WINDOW_TYPE_NORMAL ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_DIALOG ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_UTILITY ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_TOOLBAR ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_SPLASH ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_MENU ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_DROPDOWN_MENU ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_POPUP_MENU ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_TOOLTIP ||
+ atoms[i] == A__NET_WM_WINDOW_TYPE_NOTIFICATION) {
+ return atoms[i];
+ }
+ }
+
+ return XCB_NONE;
+}
+
/*
* Returns true if the given reply contains the given atom.
*
return 0;
}
+/*
+ * Get visual type specified by visualid
+ *
+ */
+xcb_visualtype_t *get_visualtype_by_id(xcb_visualid_t visual_id) {
+ xcb_depth_iterator_t depth_iter;
+
+ depth_iter = xcb_screen_allowed_depths_iterator(root_screen);
+ for (; depth_iter.rem; xcb_depth_next(&depth_iter)) {
+ xcb_visualtype_iterator_t visual_iter;
+
+ visual_iter = xcb_depth_visuals_iterator(depth_iter.data);
+ for (; visual_iter.rem; xcb_visualtype_next(&visual_iter)) {
+ if (visual_id == visual_iter.data->visual_id) {
+ return visual_iter.data;
+ }
+ }
+ }
+ return 0;
+}
+
/*
* Get visualid with specified depth
*
}
return 0;
}
+
+/*
+ * Add an atom to a list of atoms the given property defines.
+ * This is useful, for example, for manipulating _NET_WM_STATE.
+ *
+ */
+void xcb_add_property_atom(xcb_connection_t *conn, xcb_window_t window, xcb_atom_t property, xcb_atom_t atom) {
+ xcb_change_property(conn, XCB_PROP_MODE_APPEND, window, property, XCB_ATOM_ATOM, 32, 1, (uint32_t[]){atom});
+}
+
+/*
+ * Remove an atom from a list of atoms the given property defines without
+ * removing any other potentially set atoms. This is useful, for example, for
+ * manipulating _NET_WM_STATE.
+ *
+ */
+void xcb_remove_property_atom(xcb_connection_t *conn, xcb_window_t window, xcb_atom_t property, xcb_atom_t atom) {
+ xcb_grab_server(conn);
+
+ xcb_get_property_reply_t *reply =
+ xcb_get_property_reply(conn,
+ xcb_get_property(conn, false, window, property, XCB_GET_PROPERTY_TYPE_ANY, 0, 4096), NULL);
+ if (reply == NULL || xcb_get_property_value_length(reply) == 0)
+ goto release_grab;
+ xcb_atom_t *atoms = xcb_get_property_value(reply);
+ if (atoms == NULL) {
+ goto release_grab;
+ }
+
+ {
+ int num = 0;
+ const int current_size = xcb_get_property_value_length(reply) / (reply->format / 8);
+ xcb_atom_t values[current_size];
+ for (int i = 0; i < current_size; i++) {
+ if (atoms[i] != atom)
+ values[num++] = atoms[i];
+ }
+
+ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, window, property, XCB_ATOM_ATOM, 32, num, values);
+ }
+
+release_grab:
+ FREE(reply);
+ xcb_ungrab_server(conn);
+}
+
+/*
+ * Grab the specified buttons on a window when managing it.
+ *
+ */
+void xcb_grab_buttons(xcb_connection_t *conn, xcb_window_t window, int *buttons) {
+ int i = 0;
+ while (buttons[i] > 0) {
+ xcb_grab_button(conn, false, window, XCB_EVENT_MASK_BUTTON_PRESS, XCB_GRAB_MODE_SYNC,
+ XCB_GRAB_MODE_ASYNC, root, XCB_NONE, buttons[i], XCB_BUTTON_MASK_ANY);
+
+ i++;
+ }
+}
projects / i3 / i3 / blobdiff