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Code Issues Wiki Activity

Bug 373376: remove Debug View listener in visualizer's dispose method

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This commit is contained in:
William R. Swanson 2012-03-07 10:49:00 -05:00
parent baeccceba6
commit 26af0a8189
1 changed files with 23 additions and 1 deletions
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24
dsf-gdb/org.eclipse.cdt.dsf.gdb.multicorevisualizer.ui/src/org/eclipse/cdt/dsf/gdb/multicorevisualizer/internal/ui/view/MulticoreVisualizer.java
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@ -102,6 +102,9 @@ public class MulticoreVisualizer extends GraphicCanvasVisualizer
/** Cached reference to Debug View viewer. */ /** Cached reference to Debug View viewer. */
protected TreeModelViewer m_debugViewer = null; protected TreeModelViewer m_debugViewer = null;
/** Model changed listener, attached to Debug View. */
protected IModelChangedListener m_modelChangedListener = null;
// --- UI members --- // --- UI members ---
@ -151,6 +154,7 @@ public class MulticoreVisualizer extends GraphicCanvasVisualizer
public void dispose() public void dispose()
{ {
super.dispose(); super.dispose();
removeDebugViewerListener();
disposeActions(); disposeActions();
} }
@ -478,7 +482,13 @@ public class MulticoreVisualizer extends GraphicCanvasVisualizer
* Debug View updates (which it doesn't bother to properly * Debug View updates (which it doesn't bother to properly
* communicate to the rest of the world, sigh). * communicate to the rest of the world, sigh).
*/ */
public void updateDebugViewListener() protected void updateDebugViewListener()
{
attachDebugViewerListener();
}
/** Attaches debug viewer listener. */
protected void attachDebugViewerListener()
{ {
// NOTE: debug viewer might not exist yet, so we // NOTE: debug viewer might not exist yet, so we
// attach the listener at the first opportunity to do so. // attach the listener at the first opportunity to do so.
@ -501,6 +511,18 @@ public class MulticoreVisualizer extends GraphicCanvasVisualizer
} }
} }
/** Removes debug viewer listener. */
protected void removeDebugViewerListener()
{
if (m_modelChangedListener != null) {
if (m_debugViewer != null) {
m_debugViewer.removeModelChangedListener(m_modelChangedListener);
m_debugViewer = null;
m_modelChangedListener = null;
}
}
}
/** /**
* Invoked by VisualizerViewer when workbench selection changes. * Invoked by VisualizerViewer when workbench selection changes.
*/ */