From: Ira W. Snyder <devel@irasnyder.com>
Date: Fri, 18 Jan 2008 04:11:44 +0000 (-0800)
Subject: [Window] Add centering capability
X-Git-Url: https://www.irasnyder.com/gitweb/?a=commitdiff_plain;h=af7f3b5e63d467420a69435b02745a9065f7f797;p=tilda-gobject.git

[Window] Add centering capability

Add the missing implementations of the "centered-horizontally" and
"centered-vertically" properties. They now work as expected.
---

diff --git a/tilda-window.c b/tilda-window.c
index 929a934..354155e 100644
--- a/tilda-window.c
+++ b/tilda-window.c
@@ -156,6 +156,28 @@ tilda_window_setup_real_transparency (TildaWindow *self)
 	self->have_real_transparency = FALSE;
 }
 
+/* Center the given TildaWindow in the horizontal axis */
+static void
+tilda_window_center_horizontally (TildaWindow *self)
+{
+	const gint screen_center = gdk_screen_width() / 2;
+	const gint tilda_center  = self->width / 2;
+	const gint center_coord  = screen_center - tilda_center;
+
+	g_object_set (G_OBJECT(self), "x-position", center_coord, NULL);
+}
+
+/* Center the given TildaWindow in the vertical axis */
+static void
+tilda_window_center_vertically (TildaWindow *self)
+{
+	const gint screen_center = gdk_screen_height() / 2;
+	const gint tilda_center  = self->height / 2;
+	const gint center_coord  = screen_center - tilda_center;
+
+	g_object_set (G_OBJECT(self), "y-position", center_coord, NULL);
+}
+
 static void
 tilda_window_keybinding_cb (const gchar *keystr, gpointer data)
 {
@@ -401,11 +423,15 @@ tilda_window_set_property (GObject      *object,
 
 		case TILDA_WINDOW_CENTERED_HORIZONTALLY:
 			self->centered_horizontally = g_value_get_boolean (value);
+			if (self->centered_horizontally)
+				tilda_window_center_horizontally (self);
 			g_print ("window centered horizontally: %d\n", self->centered_horizontally);
 			break;
 
 		case TILDA_WINDOW_CENTERED_VERTICALLY:
 			self->centered_vertically = g_value_get_boolean (value);
+			if (self->centered_vertically)
+				tilda_window_center_vertically (self);
 			g_print ("window centered vertically: %d\n", self->centered_vertically);
 			break;