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authorMichael Rennie2007-01-06 16:35:12 +0000
committerMichael Rennie2007-01-06 16:35:12 +0000
commit658fb4cad97df3685c94d6b7a70d642d4a6a1c83 (patch)
tree56c846790c83dc015e7aa75c245e7304b2c4d599 /org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/AbstractSelectionActionDelegate.java
parent8987e132f3d2100ac65e7d02af7e1a4e593d9b51 (diff)
downloadeclipse.platform.debug-658fb4cad97df3685c94d6b7a70d642d4a6a1c83.tar.gz
eclipse.platform.debug-658fb4cad97df3685c94d6b7a70d642d4a6a1c83.tar.xz
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doc/spelling updates
Diffstat (limited to 'org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/AbstractSelectionActionDelegate.java')
-rw-r--r--org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/AbstractSelectionActionDelegate.java45
1 files changed, 41 insertions, 4 deletions
diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/AbstractSelectionActionDelegate.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/AbstractSelectionActionDelegate.java
index 306e2cd16..34b01df50 100644
--- a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/AbstractSelectionActionDelegate.java
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/AbstractSelectionActionDelegate.java
@@ -24,6 +24,16 @@ import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.progress.IWorkbenchSiteProgressService;
+/**
+ * This class provides a base implementation of a selection action delegate, more specifically a delegate
+ * that uses a selection context to update its underlying <code>IAction</code>.
+ *
+ * This class is intended to be extended by clients
+ *
+ * @see {@link IViewActionDelegate}
+ * @see {@link IActionDelegate2}
+ *
+ */
public abstract class AbstractSelectionActionDelegate implements IViewActionDelegate, IActionDelegate2 {
/**
@@ -38,7 +48,7 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
private IViewPart fViewPart;
/**
- * Cache of the most recent seletion
+ * Cache of the most recent selection
*/
private IStructuredSelection fSelection = StructuredSelection.EMPTY;
@@ -52,8 +62,7 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
* they can be reflected into existence when referenced in an action set in
* the plugin's plugin.xml file.
*/
- public AbstractSelectionActionDelegate() {
- }
+ public AbstractSelectionActionDelegate() {}
/*
* (non-Javadoc)
@@ -64,6 +73,9 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
fSelection = null;
}
+ /* (non-Javadoc)
+ * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, org.eclipse.jface.viewers.ISelection)
+ */
public void selectionChanged(IAction action, ISelection s) {
if (s instanceof IStructuredSelection) {
IStructuredSelection ss = (IStructuredSelection) s;
@@ -79,6 +91,8 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
* Returns the String to use as an error dialog message for a failed action.
* This message appears as the "Message:" in the error dialog for this
* action. Default is to return null.
+ *
+ * @return the message for the error dialog
*/
protected String getErrorDialogMessage() {
return null;
@@ -88,6 +102,8 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
* Returns the String to use as a status message for a failed action. This
* message appears as the "Reason:" in the error dialog for this action.
* Default is to return the empty String.
+ *
+ * @return the status message
*/
protected String getStatusMessage() {
return ""; //$NON-NLS-1$
@@ -107,7 +123,7 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
* Returns this action's view part, or <code>null</code> if not installed
* in a view.
*
- * @return view part or <code>null</code>
+ * @return the underlying <code>IViewPart</code> or <code>null</code>
*/
protected IViewPart getView() {
return fViewPart;
@@ -131,14 +147,26 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
fSelection = context;
}
+ /**
+ * Allows the underlying <code>IAction</code> to be set to the specified one
+ * @param action the action to set
+ */
protected void setAction(IAction action) {
fAction = action;
}
+ /**
+ * Allows access to the underlying <code>IAction</code>
+ * @return the underlying <code>IAction</code>
+ */
protected IAction getAction() {
return fAction;
}
+ /**
+ * Allows the underlying <code>IViewPart</code> to be set
+ * @param viewPart the <code>IViewPart</code> to set
+ */
protected void setView(IViewPart viewPart) {
fViewPart = viewPart;
}
@@ -146,6 +174,9 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
/**
* Return whether the action should be enabled or not based on the given
* selection.
+ *
+ * @return true if the action should be enabled for the specified selection context
+ * false otherwise
*/
protected boolean getEnableStateForSelection(IStructuredSelection selection) {
if (selection.size() == 0) {
@@ -161,6 +192,12 @@ public abstract class AbstractSelectionActionDelegate implements IViewActionDele
return true;
}
+ /**
+ * Returns if the action should be enabled for the specified object context
+ * @param element the object context
+ * @return true if the action should be enabled for the specified object context
+ * false otherwise
+ */
protected boolean isEnabledFor(Object element) {
return true;
}

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