From addfca5cf637c0fe78d5bdeb2cb122f1f77131f8 Mon Sep 17 00:00:00 2001
From: John Bintz <me@johnbintz.com>
Date: Sun, 13 Aug 2006 17:45:18 +0000
Subject: added functions to allow update events to process during long-running
 operations

(bzr r1595)
---
 src/ui/view/edit-widget-interface.h | 3 +++
 src/ui/view/edit-widget.cpp         | 9 +++++++++
 src/ui/view/edit-widget.h           | 1 +
 3 files changed, 13 insertions(+)

(limited to 'src/ui/view')

diff --git a/src/ui/view/edit-widget-interface.h b/src/ui/view/edit-widget-interface.h
index 689eff4a7..605c72b59 100644
--- a/src/ui/view/edit-widget-interface.h
+++ b/src/ui/view/edit-widget-interface.h
@@ -70,6 +70,9 @@ struct EditWidgetInterface
     /// Queue a redraw request with the canvas
     virtual void requestCanvasUpdate() = 0;
     
+    /// Force a redraw of the canvas
+    virtual void requestCanvasUpdateAndWait() = 0;
+    
     /// Update the "active desktop" indicator
     virtual void activateDesktop() = 0;
     
diff --git a/src/ui/view/edit-widget.cpp b/src/ui/view/edit-widget.cpp
index 626c30941..6a4306147 100644
--- a/src/ui/view/edit-widget.cpp
+++ b/src/ui/view/edit-widget.cpp
@@ -1293,6 +1293,15 @@ EditWidget::requestCanvasUpdate()
     _svg_canvas.widget().queue_draw();
 }
 
+void
+EditWidget::requestCanvasUpdateAndWait()
+{
+    requestCanvasUpdate();
+
+    while (gtk_events_pending()) 
+      gtk_main_iteration_do(FALSE);
+}
+
 void
 EditWidget::activateDesktop()
 {
diff --git a/src/ui/view/edit-widget.h b/src/ui/view/edit-widget.h
index 0beb77b53..096137c2a 100644
--- a/src/ui/view/edit-widget.h
+++ b/src/ui/view/edit-widget.h
@@ -108,6 +108,7 @@ public:
     virtual bool shutdown();
     virtual void destroy();
     virtual void requestCanvasUpdate();
+    virtual void requestCanvasUpdateAndWait();
     virtual void activateDesktop();
     virtual void deactivateDesktop();
     virtual void viewSetPosition (NR::Point p);
-- 
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