Revert "paned: Use a GtkIcon as separator"

This reverts commit 749ef4d71ca018a18fd608bf3b2e4c022727e2ae.

The GtkIcon and GtkGizmo measure code is different, the former uses
-gtk-icon-size.

diff --git a/gtk/gtkpaned.c b/gtk/gtkpaned.c
index 7356baff99432349d74608c4a3642079b3f9713e..464110ce98d78c47938640e295950dd7e35a53cc 100644 (file)
--- a/gtk/gtkpaned.c
+++ b/gtk/gtkpaned.c
@@ -33,7 +33,7 @@
 #include "gtkeventcontrollermotion.h"
 #include "gtkgesturepan.h"
 #include "gtkgesturesingle.h"
-#include "gtkiconprivate.h"
+#include "gtkgizmoprivate.h"
 #include "gtkintl.h"
 #include "gtkmain.h"
 #include "gtkmarshalers.h"
@@ -1383,6 +1383,26 @@ gtk_paned_snapshot (GtkWidget   *widget,
   gtk_snapshot_pop (snapshot);
 }
 
+static gboolean
+gtk_paned_render_handle (GtkGizmo    *gizmo,
+                         GtkSnapshot *snapshot)
+{
+  GtkWidget *widget = GTK_WIDGET (gizmo);
+  GtkCssStyle *style = gtk_css_node_get_style (gtk_widget_get_css_node (widget));
+  int width, height;
+
+  width = gtk_widget_get_width (widget);
+  height = gtk_widget_get_height (widget);
+
+  if (width > 0 && height > 0)
+    gtk_css_style_snapshot_icon (style,
+                                 snapshot,
+                                 width, height,
+                                 GTK_CSS_IMAGE_BUILTIN_PANE_SEPARATOR);
+
+  return FALSE;
+}
+
 static void
 connect_drag_gesture_signals (GtkPaned   *paned,
                               GtkGesture *gesture)
@@ -1442,9 +1462,10 @@ gtk_paned_init (GtkPaned *paned)
   g_signal_connect (controller, "motion", G_CALLBACK (gtk_paned_motion), paned);
   gtk_widget_add_controller (GTK_WIDGET (paned), controller);
 
-  priv->handle_widget = gtk_icon_new ("separator");
-  gtk_icon_set_image (GTK_ICON (priv->handle_widget),
-                      GTK_CSS_IMAGE_BUILTIN_PANE_SEPARATOR);
+  priv->handle_widget = gtk_gizmo_new ("separator",
+                                       NULL,
+                                       NULL,
+                                       gtk_paned_render_handle);
   gtk_widget_set_parent (priv->handle_widget, GTK_WIDGET (paned));
 }