Attachment 84942 Details for Bug 212389 – Proposed fix

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[patch] Proposed fix

bug212389_patch.txt (text/plain), 14.10 KB, created by Anton Leherbauer

on 2007-12-11 05:00:59 EST

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Creator: Anton Leherbauer

Created: 2007-12-11 05:00:59 EST

Size: 14.10 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.ui.navigator.resources
>Index: src/org/eclipse/ui/internal/navigator/resources/actions/WorkingSetActionProvider.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.ui.navigator.resources/src/org/eclipse/ui/internal/navigator/resources/actions/WorkingSetActionProvider.java,v
>retrieving revision 1.4
>diff -u -r1.4 WorkingSetActionProvider.java
>--- src/org/eclipse/ui/internal/navigator/resources/actions/WorkingSetActionProvider.java	22 May 2007 19:21:57 -0000	1.4
>+++ src/org/eclipse/ui/internal/navigator/resources/actions/WorkingSetActionProvider.java	11 Dec 2007 09:58:05 -0000
>@@ -17,9 +17,11 @@
> import org.eclipse.jface.viewers.StructuredViewer;
> import org.eclipse.ui.IActionBars;
> import org.eclipse.ui.IMemento;
>+import org.eclipse.ui.IWorkbenchPreferenceConstants;
> import org.eclipse.ui.IWorkingSet;
> import org.eclipse.ui.IWorkingSetManager;
> import org.eclipse.ui.PlatformUI;
>+import org.eclipse.ui.ResourceWorkingSetFilter;
> import org.eclipse.ui.actions.WorkingSetFilterActionGroup;
> import org.eclipse.ui.internal.navigator.workingsets.WorkingSetsContentProvider;
> import org.eclipse.ui.navigator.CommonActionProvider;
>@@ -30,13 +32,13 @@
> 
> /**
>  * @since 3.2
>- * 
>+ *
>  */
> public class WorkingSetActionProvider extends CommonActionProvider {
> 
> 	private static final String TAG_CURRENT_WORKING_SET_NAME = "currentWorkingSetName"; //$NON-NLS-1$
> 
>-	private boolean contributedToViewMenu = false; 
>+	private boolean contributedToViewMenu = false;
> 
> 	private StructuredViewer viewer;
> 
>@@ -49,9 +51,18 @@
> 
> 	private IExtensionStateModel extensionStateModel;
> 
>+	private final ResourceWorkingSetFilter workingSetFilter = new ResourceWorkingSetFilter();
>+	private boolean filterAdded;
>+
>+	private boolean emptyWorkingSet;
>+	private IWorkingSet workingSet;
>+
>+	private IPropertyChangeListener topLevelModeListener;
>+
>+
> 	/**
> 	 * Provides a smart listener to monitor changes to the Working Set Manager.
>-	 * 
>+	 *
> 	 */
> 	public class WorkingSetManagerListener implements IPropertyChangeListener {
> 
>@@ -59,46 +70,36 @@
> 
> 		/*
> 		 * (non-Javadoc)
>-		 * 
>+		 *
> 		 * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
> 		 */
> 		public void propertyChange(PropertyChangeEvent event) {
>-
>-			Object input = viewer.getInput();
>-			if (input instanceof IWorkingSet) {
>-				IWorkingSet workingSet = (IWorkingSet) input;
>-
>-				String property = event.getProperty();
>-				Object newValue = event.getNewValue();
>-				Object oldValue = event.getOldValue();
>-
>-				if (IWorkingSetManager.CHANGE_WORKING_SET_REMOVE.equals(property) && oldValue == workingSet) {
>-					// setWorkingSet(null);
>-					if (viewer != null) {
>-						viewer.setInput(originalViewerInput);
>+			String property = event.getProperty();
>+			Object newValue = event.getNewValue();
>+			Object oldValue = event.getOldValue();
>+
>+			if (IWorkingSetManager.CHANGE_WORKING_SET_REMOVE.equals(property) && oldValue == workingSet) {
>+				setWorkingSet(null);
>+			} else if (IWorkingSetManager.CHANGE_WORKING_SET_NAME_CHANGE.equals(property) && newValue == workingSet) {
>+			} else if (IWorkingSetManager.CHANGE_WORKING_SET_CONTENT_CHANGE.equals(property) && newValue == workingSet) {
>+				if (workingSet.isAggregateWorkingSet() && workingSet.isEmpty()) {
>+					// act as if the working set has been made null
>+					if (!emptyWorkingSet) {
>+						emptyWorkingSet = true;
>+						workingSetFilter.setWorkingSet(null);
> 					}
>-				} else if (IWorkingSetManager.CHANGE_WORKING_SET_NAME_CHANGE.equals(property) && newValue == workingSet) {
>-				} else if (IWorkingSetManager.CHANGE_WORKING_SET_CONTENT_CHANGE.equals(property) && newValue == workingSet) {
>-					// if (workingSet.isAggregateWorkingSet() && workingSet.isEmpty()) {
>-					// // act as if the working set has been made null
>-					// if (!emptyWorkingSet) {
>-					// emptyWorkingSet = true;
>-					// workingSetFilter.setWorkingSet(null);
>-					// }
>-					// } else {
>-					// // we've gone from empty to non-empty on our set.
>-					// // Restore it.
>-					// if (emptyWorkingSet) {
>-					// emptyWorkingSet = false;
>-					// workingSetFilter.setWorkingSet(workingSet);
>-					// }
>-					// }
>-					if (viewer != null) {
>-						viewer.refresh();
>+				} else {
>+					// we've gone from empty to non-empty on our set.
>+					// Restore it.
>+					if (emptyWorkingSet) {
>+						emptyWorkingSet = false;
>+						workingSetFilter.setWorkingSet(workingSet);
> 					}
> 				}
>+				if (viewer != null) {
>+					viewer.refresh();
>+				}
> 			}
>-
> 		}
> 
> 		/**
>@@ -125,27 +126,18 @@
> 	private IPropertyChangeListener filterChangeListener = new IPropertyChangeListener() {
> 		/*
> 		 * (non-Javadoc)
>-		 * 
>+		 *
> 		 * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
> 		 */
> 		public void propertyChange(PropertyChangeEvent event) {
>-			IWorkingSet oldWorkingSet = (IWorkingSet) event.getOldValue();
> 			IWorkingSet newWorkingSet = (IWorkingSet) event.getNewValue();
> 
>-
> 			if (newWorkingSet != null && !contentService.isActive(WorkingSetsContentProvider.EXTENSION_ID)) {
> 				contentService.getActivationService().activateExtensions(new String[]{WorkingSetsContentProvider.EXTENSION_ID}, false);
> 				contentService.getActivationService().persistExtensionActivations();
> 			}
> 
>-			if (viewer != null) {
>-				if (newWorkingSet == null) {
>-					viewer.setInput(ResourcesPlugin.getWorkspace().getRoot());
>-				} else if(oldWorkingSet != newWorkingSet) {
>-					viewer.setInput(newWorkingSet);
>-				}
>-			}
>-
>+			setWorkingSet(newWorkingSet);
> 		}
> 	};
> 
>@@ -153,7 +145,7 @@
> 
> 	private IExtensionActivationListener activationListener = new IExtensionActivationListener() {
> 
>-		private IWorkingSet workingSet;
>+		private IWorkingSet savedWorkingSet;
> 
> 		public void onExtensionActivation(String aViewerId, String[] theNavigatorExtensionIds, boolean isActive) {
> 
>@@ -162,28 +154,25 @@
> 					if (isActive) {
> 						extensionStateModel = contentService.findStateModel(WorkingSetsContentProvider.EXTENSION_ID);
> 						workingSetRootModeActionGroup.setStateModel(extensionStateModel);
>-
>-						if (workingSet != null) {
>-							viewer.setInput(workingSet);  
>-							workingSetActionGroup.setWorkingSet(workingSet); 
>-							workingSetRootModeActionGroup.setShowTopLevelWorkingSets(true);
>+						if (extensionStateModel != null) {
>+							extensionStateModel.addPropertyChangeListener(topLevelModeListener);
> 						}
>-						managerChangeListener.listen();					
> 
>+						if (savedWorkingSet != null) {
>+							setWorkingSet(savedWorkingSet);
>+							workingSetActionGroup.setWorkingSet(savedWorkingSet);
>+						}
>+						managerChangeListener.listen();
> 
> 					} else {
>-						Object input = viewer.getInput();
>-						if (input instanceof IWorkingSet) {
>-							workingSet = (IWorkingSet) input;
>-							if (viewer != null && input != originalViewerInput) {
>-								viewer.setInput(originalViewerInput);
>-							}
>-						} else {
>-							workingSet = null;
>-						}
>+						savedWorkingSet= workingSet;
>+						setWorkingSet(null);
> 						managerChangeListener.ignore();
> 						workingSetActionGroup.setWorkingSet(null);
> 						workingSetRootModeActionGroup.setShowTopLevelWorkingSets(false);
>+						if (extensionStateModel != null) {
>+							extensionStateModel.removePropertyChangeListener(topLevelModeListener);
>+						}
> 
> 					}
> 				}
>@@ -192,11 +181,10 @@
> 
> 	};
> 
>-	 
> 
> 	/*
> 	 * (non-Javadoc)
>-	 * 
>+	 *
> 	 * @see org.eclipse.ui.navigator.CommonActionProvider#init(org.eclipse.ui.navigator.ICommonActionExtensionSite)
> 	 */
> 	public void init(ICommonActionExtensionSite aSite) {
>@@ -211,69 +199,125 @@
> 			workingSetRootModeActionGroup = new WorkingSetRootModeActionGroup(viewer, extensionStateModel);
> 		}
> 
>+		topLevelModeListener= new IPropertyChangeListener() {
>+			public void propertyChange(PropertyChangeEvent event) {
>+				setWorkingSet(workingSet);
>+			}};
> 
> 		if (contentService.isActive(WorkingSetsContentProvider.EXTENSION_ID)) {
> 			managerChangeListener.listen();
>+			if (extensionStateModel != null) {
>+				extensionStateModel.addPropertyChangeListener(topLevelModeListener);
>+			}
> 		}
> 
> 		contentService.getActivationService().addExtensionActivationListener(activationListener);
>+
> 	}
>-	
>+
>+    /**
>+     * Restores the working set filter from the persistence store.
>+     */
>+    protected void initWorkingSetFilter(String workingSetName) {
>+        IWorkingSet workingSet = null;
>+
>+        if (workingSetName != null && workingSetName.length() > 0) {
>+			IWorkingSetManager workingSetManager = PlatformUI.getWorkbench().getWorkingSetManager();
>+			workingSet = workingSetManager.getWorkingSet(workingSetName);
>+		} else if (PlatformUI.getPreferenceStore().getBoolean(
>+						IWorkbenchPreferenceConstants.USE_WINDOW_WORKING_SET_BY_DEFAULT)) {
>+			// use the window set by default if the global preference is set
>+			workingSet = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getAggregateWorkingSet();
>+		}
>+
>+		if (workingSet != null) {
>+			workingSetFilter.setWorkingSet(workingSet);
>+			internalSetWorkingSet(workingSet);
>+			workingSetActionGroup.setWorkingSet(workingSet);
>+		}
>+    }
>+
>+	/**
>+	 * Set current active working set.
>+	 *
>+	 * @param workingSet  working set to be activated, may be <code>null</code>
>+	 */
>+	protected void setWorkingSet(IWorkingSet workingSet) {
>+        internalSetWorkingSet(workingSet);
>+
>+        workingSetFilter.setWorkingSet(emptyWorkingSet ? null : workingSet);
>+
>+		if (viewer != null) {
>+			if (workingSet == null || emptyWorkingSet || !isShowTopLevelWorkingSets()) {
>+				if (viewer.getInput() != originalViewerInput) {
>+					viewer.setInput(originalViewerInput);
>+				}
>+				if (!filterAdded) {
>+					viewer.addFilter(workingSetFilter);
>+					filterAdded = true;
>+				} else {
>+					viewer.refresh();
>+				}
>+			} else {
>+				viewer.removeFilter(workingSetFilter);
>+				filterAdded = false;
>+				viewer.setInput(workingSet);
>+			}
>+		}
>+	}
>+
>+	private void internalSetWorkingSet(IWorkingSet workingSet) {
>+		this.workingSet = workingSet;
>+		emptyWorkingSet = workingSet != null && workingSet.isAggregateWorkingSet()
>+				&& workingSet.isEmpty();
>+	}
>+
> 	/* (non-Javadoc)
> 	 * @see org.eclipse.ui.navigator.CommonActionProvider#restoreState(org.eclipse.ui.IMemento)
> 	 */
> 	public void restoreState(IMemento aMemento) {
> 		super.restoreState(aMemento);
>-		
>+
> 		boolean showWorkingSets = true;
> 		if(aMemento != null) {
>-			Integer showWorkingSetsInt = aMemento.getInteger(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS); 
>+			Integer showWorkingSetsInt = aMemento.getInteger(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS);
> 			showWorkingSets = showWorkingSetsInt == null || showWorkingSetsInt.intValue() == 1;
> 			extensionStateModel.setBooleanProperty(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS, showWorkingSets);
> 			workingSetRootModeActionGroup.setShowTopLevelWorkingSets(showWorkingSets);
> 
>-			if(viewer != null) {
>-				String lastWorkingSetName = aMemento.getString(TAG_CURRENT_WORKING_SET_NAME);			
>-				IWorkingSetManager workingSetManager = PlatformUI.getWorkbench().getWorkingSetManager();			
>-				IWorkingSet lastWorkingSet = workingSetManager.getWorkingSet(lastWorkingSetName);			 
>-				viewer.setInput(lastWorkingSet);
>-				workingSetActionGroup.setWorkingSet(lastWorkingSet);
>-			} 
>+			String lastWorkingSetName = aMemento.getString(TAG_CURRENT_WORKING_SET_NAME);
>+			initWorkingSetFilter(lastWorkingSetName);
> 		} else {
> 			showWorkingSets = false;
>-			
>+
> 			extensionStateModel.setBooleanProperty(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS, showWorkingSets);
>-			workingSetRootModeActionGroup.setShowTopLevelWorkingSets(showWorkingSets);			 
>+			workingSetRootModeActionGroup.setShowTopLevelWorkingSets(showWorkingSets);
> 		}
> 	}
>-	
>+
> 	/* (non-Javadoc)
> 	 * @see org.eclipse.ui.navigator.CommonActionProvider#saveState(org.eclipse.ui.IMemento)
> 	 */
> 	public void saveState(IMemento aMemento) {
> 		super.saveState(aMemento);
>-		  	
>+
> 		if(aMemento != null) {
>-			int showWorkingSets = extensionStateModel.getBooleanProperty(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS) ? 1 : 0;		
>-			aMemento.putInteger(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS, showWorkingSets); 
>-			
>-			if(viewer != null) {
>-				Object input = viewer.getInput();
>-				if(input instanceof IWorkingSet) {
>-					IWorkingSet workingSet = (IWorkingSet) input;
>-					aMemento.putString(TAG_CURRENT_WORKING_SET_NAME, workingSet.getName());
>-				}
>+			int showWorkingSets = extensionStateModel.getBooleanProperty(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS) ? 1 : 0;
>+			aMemento.putInteger(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS, showWorkingSets);
>+
>+			if (workingSet != null) {
>+				aMemento.putString(TAG_CURRENT_WORKING_SET_NAME, workingSet.getName());
> 			}
> 		}
>-		
>+
> 	}
> 
> 	/*
> 	 * (non-Javadoc)
>-	 * 
>+	 *
> 	 * @see org.eclipse.ui.actions.ActionGroup#fillActionBars(org.eclipse.ui.IActionBars)
> 	 */
>-	public void fillActionBars(IActionBars actionBars) { 
>+	public void fillActionBars(IActionBars actionBars) {
> 		if (!contributedToViewMenu) {
> 			try {
> 				super.fillActionBars(actionBars);
>@@ -284,12 +328,12 @@
> 			} finally {
> 				contributedToViewMenu = true;
> 			}
>-		} 
>+		}
> 	}
> 
> 	/*
> 	 * (non-Javadoc)
>-	 * 
>+	 *
> 	 * @see org.eclipse.ui.actions.ActionGroup#dispose()
> 	 */
> 	public void dispose() {
>@@ -301,6 +345,17 @@
> 
> 		managerChangeListener.ignore();
> 
>+		if (extensionStateModel != null) {
>+			extensionStateModel.removePropertyChangeListener(topLevelModeListener);
>+		}
>+
> 		contentService.getActivationService().removeExtensionActivationListener(activationListener);
> 	}
>+
>+	private boolean isShowTopLevelWorkingSets() {
>+		if (extensionStateModel == null) {
>+			return false;
>+		}
>+		return extensionStateModel.getBooleanProperty(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS);
>+	}
> }

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Attachments on bug 212389: 84942 | 110156 | 110157 | 110160 | 110161 | 110173