[gtk+/touch-selection-improvements: 4/17] texthandle: Use active state when handles are being dragged

[Carlos Garnacho <carlosg src gnome org>]

commit fa230ffb1173369c666d31a12f611b7fc3e58693
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Nov 20 13:46:30 2014 +0100

    texthandle: Use active state when handles are being dragged
    
    The active state flags is set on both handles when this happens.

 gtk/gtktexthandle.c |   18 ++++++++++++++++++
 1 files changed, 18 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtktexthandle.c b/gtk/gtktexthandle.c
index 2b42685..893dde2 100644
--- a/gtk/gtktexthandle.c
+++ b/gtk/gtktexthandle.c
@@ -166,6 +166,22 @@ gtk_text_handle_widget_draw (GtkWidget     *widget,
   return TRUE;
 }
 
+static void
+gtk_text_handle_set_state (GtkTextHandle *handle,
+                           GtkStateFlags  state)
+{
+  GtkTextHandlePrivate *priv;
+  gint i;
+
+  priv = handle->priv;
+
+  for (i = 0; i <= GTK_TEXT_HANDLE_POSITION_SELECTION_START; i++)
+    {
+      gtk_widget_set_state_flags (priv->windows[i].widget, state, TRUE);
+      gtk_widget_queue_draw (priv->windows[i].widget);
+    }
+}
+
 static gboolean
 gtk_text_handle_widget_event (GtkWidget     *widget,
                               GdkEvent      *event,
@@ -185,11 +201,13 @@ gtk_text_handle_widget_event (GtkWidget     *widget,
       priv->windows[pos].dx = event->button.x;
       priv->windows[pos].dy = event->button.y;
       priv->windows[pos].dragged = TRUE;
+      gtk_text_handle_set_state (handle, GTK_STATE_FLAG_ACTIVE);
     }
   else if (event->type == GDK_BUTTON_RELEASE)
     {
       g_signal_emit (handle, signals[DRAG_FINISHED], 0, pos);
       priv->windows[pos].dragged = FALSE;
+      gtk_text_handle_set_state (handle, GTK_STATE_FLAG_NORMAL);
     }
   else if (event->type == GDK_MOTION_NOTIFY &&
            event->motion.state & GDK_BUTTON1_MASK &&