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Issue #2483 - Fixed image memory leak.

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This commit is contained in:
Lee Venable 2013-10-23 08:25:54 -05:00
parent a30f43298f
commit 2bf50b46b9
1 changed files with 28 additions and 17 deletions
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45
cave/com.raytheon.uf.viz.collaboration.ui/src/com/raytheon/uf/viz/collaboration/ui/CollaborationGroupView.java
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@ -82,8 +82,6 @@ import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.Bundle;
import com.google.common.eventbus.Subscribe;
import com.raytheon.uf.common.status.IUFStatusHandler;
import com.raytheon.uf.common.status.UFStatus;
import com.raytheon.uf.viz.collaboration.comm.identity.IVenueSession;
import com.raytheon.uf.viz.collaboration.comm.identity.event.IRosterChangeEvent;
import com.raytheon.uf.viz.collaboration.comm.provider.event.UserNicknameChangedEvent;
@ -132,6 +130,7 @@ import com.raytheon.viz.ui.views.CaveFloatingView;
* Date Ticket# Engineer Description
* ------------ ---------- ----------- --------------------------
* Mar 1, 2012 rferrel Initial creation
* Oct 22, 2013 #2483 lvenable Fixed image memory leak.
*
* </pre>
*
@ -142,13 +141,8 @@ public class CollaborationGroupView extends CaveFloatingView implements
LocalGroupListener, IUserSelector {
public static final String ID = "com.raytheon.uf.viz.collaboration.ui.CollaborationGroupView";
private static final transient IUFStatusHandler statusHandler = UFStatus
.getHandler(CollaborationGroupView.class);
private TreeViewer usersTreeViewer;
// private List<CustomRosterGroup> groups;
private UsersTreeFilter usersTreeFilter;
private CollaborationGroupContainer topLevel;
@ -159,14 +153,18 @@ public class CollaborationGroupView extends CaveFloatingView implements
private DisplayFeedAction displayFeedAction;
// private Action pgenAction;
private Action collapseAllAction;
private TreeEditor treeEditor;
private Composite parent;
private Image inactiveImage = null;
private Image activeImage = null;
private Image pressedImage = null;
/**
* @param parent
*/
@ -175,6 +173,9 @@ public class CollaborationGroupView extends CaveFloatingView implements
super.createPartControl(parent);
this.parent = parent;
this.parent.setLayout(new GridLayout());
createImages();
// build the necessary actions for the view
createActions();
@ -186,6 +187,20 @@ public class CollaborationGroupView extends CaveFloatingView implements
openConnection();
}
/**
* Create images.
*/
private void createImages() {
inactiveImage = AbstractUIPlugin.imageDescriptorFromPlugin(
PlatformUI.PLUGIN_ID, "$nl$/icons/full/dtool16/clear_co.gif")
.createImage();
activeImage = AbstractUIPlugin.imageDescriptorFromPlugin(
PlatformUI.PLUGIN_ID, "$nl$/icons/full/etool16/clear_co.gif")
.createImage();
pressedImage = new Image(Display.getCurrent(), activeImage,
SWT.IMAGE_GRAY);
}
private void openConnection() {
CollaborationConnection connection = CollaborationConnection
.getConnection();
@ -221,6 +236,10 @@ public class CollaborationGroupView extends CaveFloatingView implements
connection.getContactsManager().removeLocalGroupListener(this);
}
super.dispose();
inactiveImage.dispose();
activeImage.dispose();
pressedImage.dispose();
}
/**
@ -554,14 +573,6 @@ public class CollaborationGroupView extends CaveFloatingView implements
// only create the button if the text widget doesn't support one
// natively
final Image inactiveImage = AbstractUIPlugin.imageDescriptorFromPlugin(
PlatformUI.PLUGIN_ID, "$nl$/icons/full/dtool16/clear_co.gif")
.createImage();
final Image activeImage = AbstractUIPlugin.imageDescriptorFromPlugin(
PlatformUI.PLUGIN_ID, "$nl$/icons/full/etool16/clear_co.gif")
.createImage();
final Image pressedImage = new Image(Display.getCurrent(), activeImage,
SWT.IMAGE_GRAY);
final Label clearButton = new Label(comp, SWT.NONE);
clearButton.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER,
false, false));