X-Git-Url: http://git.phpeclipse.com

diff --git a/archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/view/bookmark/DeleteAction.java b/archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/view/bookmark/DeleteAction.java
new file mode 100644
index 0000000..c38ba7a
--- /dev/null
+++ b/archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/view/bookmark/DeleteAction.java
@@ -0,0 +1,88 @@
+package com.quantum.view.bookmark;
+
+import java.util.Iterator;
+import java.util.List;
+
+import com.quantum.ImageStore;
+import com.quantum.Messages;
+import com.quantum.model.BookmarkCollection;
+
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.ui.IViewPart;
+import org.eclipse.ui.actions.SelectionListenerAction;
+
+/**
+ * @author root
+ *
+ */
+public class DeleteAction extends SelectionListenerAction {
+    
+    private IViewPart view;
+    
+	public DeleteAction(IViewPart view, ISelectionProvider selectionProvider) {
+        super(Messages.getString(DeleteAction.class.getName() + ".text"));
+        setImageDescriptor(ImageStore.getImageDescriptor(ImageStore.DELETE));
+		this.view = view;
+		selectionProvider.addSelectionChangedListener(this);
+	}
+
+	public void run() {
+		if (isEachSelectionInstanceOf(getSelectedNonResources().iterator(), BookmarkNode.class)) {
+			deleteBookmarks();
+		} else if (isEachSelectionInstanceOf(getSelectedNonResources().iterator(), QueryNode.class)) {
+			deleteQueries();
+		}
+	}
+
+	/**
+	 * 
+	 */
+	private void deleteQueries() {
+		List nodes = getSelectedNonResources();
+		for (Iterator i = nodes.iterator(); i.hasNext();) {
+		    QueryNode queryNode = (QueryNode) i.next();
+		    if (queryNode != null) {
+		        queryNode.getBookmark().removeQuery(queryNode.getQuery());
+		    }
+		}
+	}
+
+	/**
+	 * 
+	 */
+	private void deleteBookmarks() {
+		List bookmarkNodes = getSelectedNonResources();
+		boolean flag = MessageDialog.openConfirm(view.getSite().getShell(), 
+				Messages.getString(getClass(), "confirmTitle"), 
+				Messages.getString(getClass(), "confirmText")); 
+
+		for (Iterator i = bookmarkNodes.iterator(); flag && i.hasNext();) {
+		    BookmarkNode bookmarkNode = (BookmarkNode) i.next();
+		    if (bookmarkNode != null) {
+		        BookmarkCollection.getInstance().removeBookmark(bookmarkNode.getBookmark());
+		    }
+		}
+	}
+
+	public boolean updateSelection(IStructuredSelection selection) {
+        return isEachSelectionInstanceOf(selection.iterator(), BookmarkNode.class) || 
+        		isEachSelectionInstanceOf(selection.iterator(), QueryNode.class);
+	}
+
+	/**
+	 * @param selection
+	 * @param enabled
+	 * @param selectionClass
+	 * @return
+	 */
+	private boolean isEachSelectionInstanceOf(Iterator selection, Class selectionClass) {
+		boolean result = true;
+		for (Iterator i = selection; result && i.hasNext(); ) {
+            result &= (selectionClass.isInstance(i.next()));
+        }
+		return result;
+	}
+
+}