#include <xcb/xcb.h>
#include <xcb/xcb_event.h>
#include <xcb/xcb_keysyms.h>
+#include <xcb/xcb_icccm.h>
+#include <xcb/xcb_ewmh.h>
#include <xcb/xinerama.h>
#include "util.h"
static int no_capture = 0;
/* Internal structures */
+typedef struct {
+ int left;
+ int right;
+ int top;
+ int bottom;
+} strut_t;
+
struct win_sys {
xcb_window_t xcb; // xcb window id
xcb_event_mask_t events; // currently watch events
+ strut_t strut; // toolbar struts
int managed; // window is managed by wm
};
} color_t;
/* Global data */
-static xcb_connection_t *conn;
-static xcb_key_symbols_t *keysyms;
-static xcb_colormap_t colormap;
-static xcb_window_t root;
-static xcb_event_mask_t events;
-static list_t *screens;
-static void *cache;
-static xcb_pixmap_t colors[NCOLORS];
-static unsigned int grabbed;
+static xcb_connection_t *conn;
+static xcb_ewmh_connection_t ewmh;
+static xcb_key_symbols_t *keysyms;
+static xcb_colormap_t colormap;
+static xcb_window_t root;
+static xcb_event_mask_t events;
+static list_t *screens;
+static void *cache;
+static xcb_pixmap_t colors[NCOLORS];
+static unsigned int grabbed;
+static xcb_atom_t wm_protos;
+static xcb_atom_t wm_delete;
/************************
* Conversion functions *
return reply->focus;
}
+static xcb_atom_t do_intern_atom(const char *name)
+{
+ xcb_intern_atom_cookie_t cookie =
+ xcb_intern_atom(conn, 0, strlen(name), name);
+ if (!cookie.sequence)
+ return warn("do_intern_atom: bad cookie");
+
+ xcb_intern_atom_reply_t *reply =
+ xcb_intern_atom_reply(conn, cookie, NULL);
+ if (!reply)
+ return warn("do_intern_atom: no reply");
+
+ xcb_atom_t atom = reply->atom;
+ free(reply);
+ return atom;
+}
+
+static int do_ewmh_init_atoms(void)
+{
+ xcb_intern_atom_cookie_t *cookies =
+ xcb_ewmh_init_atoms(conn, &ewmh);
+ if (!cookies)
+ return warn("do_ewmh_init_atoms: no cookies");
+
+ int status =
+ xcb_ewmh_init_atoms_replies(&ewmh, cookies, NULL);
+ if (!status)
+ return warn("do_ewmh_init_atoms: no status");
+ return status;
+}
+
+static int do_get_strut(xcb_window_t win, strut_t *strut)
+{
+ xcb_get_property_cookie_t cookie =
+ xcb_ewmh_get_wm_strut(&ewmh, win);
+ if (!cookie.sequence)
+ return warn("do_get_strut: bad cookie");
+
+ xcb_ewmh_get_extents_reply_t ext = {};
+ int status =
+ xcb_ewmh_get_wm_strut_reply(&ewmh, cookie, &ext, NULL);
+ if (!status)
+ return warn("do_get_strut: no status");
+
+ strut->left = ext.left;
+ strut->right = ext.right;
+ strut->top = ext.top;
+ strut->bottom = ext.bottom;
+
+ return ext.left || ext.right || ext.top || ext.bottom;
+}
+
static xcb_pixmap_t do_alloc_color(uint32_t rgb)
{
uint16_t r = (rgb & 0xFF0000) >> 8;
return warn("do_alloc_color: no reply");
printf("do_alloc_color: %06x -> %06x\n", rgb, reply->pixel);
- return reply->pixel;
+ xcb_pixmap_t pixel = reply->pixel;
+ free(reply);
+ return pixel;
}
static void do_grab_pointer(xcb_event_mask_t mask)
xcb_configure_window(conn, win, mask, list);
}
+static int do_client_message(xcb_window_t win, xcb_atom_t atom)
+{
+ /* Get protocols */
+ xcb_get_property_cookie_t cookie =
+ xcb_icccm_get_wm_protocols(conn, win, wm_protos);
+ if (!cookie.sequence)
+ return warn("do_client_message: %d - bad cookie", win);
+
+ xcb_icccm_get_wm_protocols_reply_t protos = {};
+ if (!xcb_icccm_get_wm_protocols_reply(conn, cookie, &protos, NULL))
+ return warn("do_client_message: %d - no reply", win);
+
+ /* Search for the atom */
+ int found = 0;
+ for (int i = 0; i < protos.atoms_len; i++)
+ if (protos.atoms[i] == atom)
+ found = 1;
+ if (!found)
+ return warn("do_client_message: %d - no atom", win);
+
+ /* Send the message */
+ xcb_client_message_event_t msg = {
+ .response_type = XCB_CLIENT_MESSAGE,
+ .format = 32,
+ .window = win,
+ .type = wm_protos,
+ .data.data32[0] = atom,
+ .data.data32[1] = XCB_CURRENT_TIME,
+ };
+ xcb_send_event(conn, 0, win, XCB_EVENT_MASK_NO_EVENT,
+ (const char *)&msg);
+ return 1;
+}
+
/**************************
* Window Manager Helpers *
**************************/
event->window, win);
if (!win) return;
+ if (do_get_strut(win->sys->xcb, &win->sys->strut))
+ printf("Map: Got a strut!\n");
+ else
+ printf("Map: No struts here!\n");
+
send_state(win, ST_SHOW);
xcb_map_window(conn, win->sys->xcb);
sys_move(win, win->x, win->y, win->w, win->h);
break;
case ST_CLOSE:
- xcb_kill_client(conn, xcb);
+ if (!do_client_message(xcb, wm_delete))
+ xcb_kill_client(conn, xcb);
break;
}
root = iter.data->root;
colormap = iter.data->default_colormap;
+ /* Setup X Atoms */
+ wm_protos = do_intern_atom("WM_PROTOCOLS");
+ wm_delete = do_intern_atom("WM_DELETE_WINDOW");
+ if (!wm_protos || !wm_delete)
+ error("unable to setup atoms");
+
+ /* Setup EWMH connection */
+ if (!do_ewmh_init_atoms())
+ error("ewmh setup failed");
+
/* Setup for for ST_CLOSE */
xcb_set_close_down_mode(conn, XCB_CLOSE_DOWN_DESTROY_ALL);
void sys_free(void)
{
printf("sys_free\n");
- if (conn)
+ if (conn) {
+ xcb_ewmh_connection_wipe(&ewmh);
xcb_disconnect(conn);
+ }
conn = NULL;
}