Implement placement on Wayland

1 files changed, 42 insertions, 0 deletions

diff --git a/src/daemon/wayland.c b/src/daemon/wayland.c
index 837e8a2..dbf1f30 100644
--- a/src/daemon/wayland.c
+++ b/src/daemon/wayland.c
@@ -37,3 +37,45 @@ void wayland_init_notification (GtkWindow* nw)
 {
 	gtk_layer_init_for_window (nw);
 }
+
+void wayland_move_notification (GtkWindow* nw, int x, int y)
+{
+	GdkWindow *window = gtk_widget_get_window (GTK_WIDGET (nw));
+	GdkMonitor *monitor = gdk_display_get_monitor_at_window (
+		gdk_window_get_display (window),
+		window);
+	GdkRectangle workarea;
+	gdk_monitor_get_workarea (monitor, &workarea);
+	GtkRequisition  req;
+	gtk_widget_get_preferred_size (GTK_WIDGET (nw), NULL, &req);
+	int left_gap = x;
+	int top_gap = y;
+	int right_gap = workarea.width - x - req.width;
+	int bottom_gap = workarea.height - y - req.height;
+
+	if (left_gap < right_gap)
+	{
+		gtk_layer_set_anchor (nw, GTK_LAYER_SHELL_EDGE_LEFT, TRUE);
+		gtk_layer_set_anchor (nw, GTK_LAYER_SHELL_EDGE_RIGHT, FALSE);
+		gtk_layer_set_margin (nw, GTK_LAYER_SHELL_EDGE_LEFT, left_gap);
+	}
+	else
+	{
+		gtk_layer_set_anchor (nw, GTK_LAYER_SHELL_EDGE_LEFT, FALSE);
+		gtk_layer_set_anchor (nw, GTK_LAYER_SHELL_EDGE_RIGHT, TRUE);
+		gtk_layer_set_margin (nw, GTK_LAYER_SHELL_EDGE_RIGHT, right_gap);
+	}
+
+	if (top_gap < bottom_gap)
+	{
+		gtk_layer_set_anchor (nw, GTK_LAYER_SHELL_EDGE_TOP, TRUE);
+		gtk_layer_set_anchor (nw, GTK_LAYER_SHELL_EDGE_BOTTOM, FALSE);
+		gtk_layer_set_margin (nw, GTK_LAYER_SHELL_EDGE_TOP, top_gap);
+	}
+	else
+	{
+		gtk_layer_set_anchor (nw, GTK_LAYER_SHELL_EDGE_TOP, FALSE);
+		gtk_layer_set_anchor (nw, GTK_LAYER_SHELL_EDGE_BOTTOM, TRUE);
+		gtk_layer_set_margin (nw, GTK_LAYER_SHELL_EDGE_BOTTOM, bottom_gap);
+	}
+}