1 files changed, 95 insertions, 0 deletions
diff --git a/xwayland/selection.c b/xwayland/selection.c
new file mode 100644
index 00000000..c80e1db2
--- /dev/null
+++ b/xwayland/selection.c
@@ -0,0 +1,95 @@
+#include <xcb/xfixes.h>
+#include "wlr/util/log.h"
+#include "xwm.h"
+
+static void xwm_handle_selection_notify(struct wlr_xwm *xwm, xcb_generic_event_t
+		*event) {
+	wlr_log(L_DEBUG, "TODO: SELECTION NOTIFY");
+}
+
+static int xwm_handle_selection_property_notify(struct wlr_xwm *xwm,
+		xcb_generic_event_t *event) {
+	xcb_property_notify_event_t *property_notify =
+		(xcb_property_notify_event_t *) event;
+
+	if (property_notify->window == xwm->selection_window) {
+		if (property_notify->state == XCB_PROPERTY_NEW_VALUE &&
+				property_notify->atom == xwm->atoms[WL_SELECTION] &&
+				xwm->incr)
+			wlr_log(L_DEBUG, "TODO: get selection");
+			return 1;
+	} else if (property_notify->window == xwm->selection_request.requestor) {
+		if (property_notify->state == XCB_PROPERTY_DELETE &&
+				property_notify->atom == xwm->selection_request.property &&
+				xwm->incr)
+			wlr_log(L_DEBUG, "TODO: send selection");
+			return 1;
+	}
+
+	return 0;
+}
+
+static void xwm_handle_selection_request(struct wlr_xwm *xwm,
+		xcb_generic_event_t *event) {
+	wlr_log(L_DEBUG, "TODO: SELECTION REQUEST");
+	return;
+}
+
+static int weston_wm_handle_xfixes_selection_notify(struct wlr_xwm *xwm,
+		xcb_generic_event_t *event) {
+	wlr_log(L_DEBUG, "TODO: XFIXES SELECTION NOTIFY");
+	return 1;
+}
+
+
+int xwm_handle_selection_event(struct wlr_xwm *xwm,
+		xcb_generic_event_t *event) {
+	switch (event->response_type & ~0x80) {
+	case XCB_SELECTION_NOTIFY:
+		xwm_handle_selection_notify(xwm, event);
+		return 1;
+	case XCB_PROPERTY_NOTIFY:
+		return xwm_handle_selection_property_notify(xwm, event);
+	case XCB_SELECTION_REQUEST:
+		xwm_handle_selection_request(xwm, event);
+		return 1;
+	}
+
+	switch (event->response_type - xwm->xfixes->first_event) {
+	case XCB_XFIXES_SELECTION_NOTIFY:
+		return weston_wm_handle_xfixes_selection_notify(xwm, event);
+	}
+
+	return 0;
+}
+
+void xwm_selection_init(struct wlr_xwm *xwm) {
+	uint32_t values[1], mask;
+
+	xwm->selection_request.requestor = XCB_NONE;
+
+	values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE;
+	xwm->selection_window = xcb_generate_id(xwm->xcb_conn);
+	xcb_create_window(xwm->xcb_conn,
+		XCB_COPY_FROM_PARENT,
+		xwm->selection_window,
+		xwm->screen->root,
+		0, 0,
+		10, 10,
+		0,
+		XCB_WINDOW_CLASS_INPUT_OUTPUT,
+		xwm->screen->root_visual,
+		XCB_CW_EVENT_MASK, values);
+
+	xcb_set_selection_owner(xwm->xcb_conn,
+		xwm->selection_window,
+		xwm->atoms[CLIPBOARD_MANAGER],
+		XCB_TIME_CURRENT_TIME);
+
+	mask =
+		XCB_XFIXES_SELECTION_EVENT_MASK_SET_SELECTION_OWNER |
+		XCB_XFIXES_SELECTION_EVENT_MASK_SELECTION_WINDOW_DESTROY |
+		XCB_XFIXES_SELECTION_EVENT_MASK_SELECTION_CLIENT_CLOSE;
+	xcb_xfixes_select_selection_input(xwm->xcb_conn, xwm->selection_window,
+		xwm->atoms[CLIPBOARD], mask);
+}