diff options
Diffstat (limited to 'bundles/org.eclipse.wst.xml.ui/src-multipage/org/eclipse/wst/xml/ui/internal/tabletree/XMLTableTreeViewer.java')
| -rw-r--r-- | bundles/org.eclipse.wst.xml.ui/src-multipage/org/eclipse/wst/xml/ui/internal/tabletree/XMLTableTreeViewer.java | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/bundles/org.eclipse.wst.xml.ui/src-multipage/org/eclipse/wst/xml/ui/internal/tabletree/XMLTableTreeViewer.java b/bundles/org.eclipse.wst.xml.ui/src-multipage/org/eclipse/wst/xml/ui/internal/tabletree/XMLTableTreeViewer.java deleted file mode 100644 index 331f2d6b4c..0000000000 --- a/bundles/org.eclipse.wst.xml.ui/src-multipage/org/eclipse/wst/xml/ui/internal/tabletree/XMLTableTreeViewer.java +++ /dev/null @@ -1,334 +0,0 @@ -/***************************************************************************** - * Copyright (c) 2004, 2007 IBM Corporation and others. All rights reserved. This - * program and the accompanying materials are made available under the terms - * of the Eclipse Public License v1.0 which accompanies this distribution, and - * is available at http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: IBM Corporation - initial API and implementation - ****************************************************************************/ -package org.eclipse.wst.xml.ui.internal.tabletree; - -import org.eclipse.jface.action.IMenuListener; -import org.eclipse.jface.action.IMenuManager; -import org.eclipse.jface.action.MenuManager; -import org.eclipse.jface.action.Separator; -import org.eclipse.jface.text.IDocument; -import org.eclipse.jface.text.ITextSelection; -import org.eclipse.jface.util.LocalSelectionTransfer; -import org.eclipse.jface.util.SafeRunnable; -import org.eclipse.jface.viewers.CellEditor; -import org.eclipse.jface.viewers.IPostSelectionProvider; -import org.eclipse.jface.viewers.ISelection; -import org.eclipse.jface.viewers.ISelectionChangedListener; -import org.eclipse.jface.viewers.ISelectionProvider; -import org.eclipse.jface.viewers.IStructuredSelection; -import org.eclipse.jface.viewers.StructuredSelection; -import org.eclipse.jface.viewers.TreeViewer; -import org.eclipse.swt.SWT; -import org.eclipse.swt.dnd.DND; -import org.eclipse.swt.dnd.DragSource; -import org.eclipse.swt.dnd.DragSourceEvent; -import org.eclipse.swt.dnd.DragSourceListener; -import org.eclipse.swt.dnd.DropTarget; -import org.eclipse.swt.dnd.DropTargetEvent; -import org.eclipse.swt.dnd.DropTargetListener; -import org.eclipse.swt.dnd.Transfer; -import org.eclipse.swt.events.DisposeEvent; -import org.eclipse.swt.graphics.Point; -import org.eclipse.swt.graphics.Rectangle; -import org.eclipse.swt.widgets.Composite; -import org.eclipse.swt.widgets.Control; -import org.eclipse.swt.widgets.Menu; -import org.eclipse.swt.widgets.TableItem; -import org.eclipse.swt.widgets.TreeItem; -import org.eclipse.wst.sse.core.StructuredModelManager; -import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode; -import org.eclipse.wst.xml.core.internal.regions.DOMRegionContext; -import org.eclipse.wst.xml.ui.internal.actions.NodeAction; -import org.eclipse.wst.xml.ui.internal.contentoutline.XMLNodeActionManager; -import org.eclipse.wst.xml.ui.internal.dnd.DragNodeCommand; -import org.w3c.dom.Document; -import org.w3c.dom.NamedNodeMap; -import org.w3c.dom.Node; - -public class XMLTableTreeViewer extends TreeViewer implements IDesignViewer { - - class NodeActionMenuListener implements IMenuListener { - public void menuAboutToShow(IMenuManager menuManager) { - // used to disable NodeSelection listening while running - // NodeAction - XMLNodeActionManager nodeActionManager = new XMLNodeActionManager(((IDOMDocument) getInput()).getModel(), XMLTableTreeViewer.this) { - public void beginNodeAction(NodeAction action) { - super.beginNodeAction(action); - } - - public void endNodeAction(NodeAction action) { - super.endNodeAction(action); - } - }; - nodeActionManager.fillContextMenu(menuManager, getSelection()); - } - } - - private class SelectionProvider implements IPostSelectionProvider { - - public void addPostSelectionChangedListener(ISelectionChangedListener listener) { - XMLTableTreeViewer.this.addPostSelectionChangedListener(listener); - } - - public void removePostSelectionChangedListener(ISelectionChangedListener listener) { - XMLTableTreeViewer.this.removePostSelectionChangedListener(listener); - } - - public void addSelectionChangedListener(ISelectionChangedListener listener) { - XMLTableTreeViewer.this.addSelectionChangedListener(listener); - } - - public ISelection getSelection() { - return XMLTableTreeViewer.this.getSelection(); - } - - public void removeSelectionChangedListener(ISelectionChangedListener listener) { - XMLTableTreeViewer.this.removeSelectionChangedListener(listener); - } - - public void setSelection(ISelection selection) { - boolean selectionSet = false; - if (!selection.isEmpty() && selection instanceof IStructuredSelection) { - IStructuredSelection structuredSelection = (IStructuredSelection) selection; - if (selection instanceof ITextSelection) { - ITextSelection textSelection = (ITextSelection) selection; - - if (structuredSelection.size() == 1) { - if (structuredSelection.getFirstElement() instanceof IDOMNode) { - IDOMNode domNode = (IDOMNode) structuredSelection.getFirstElement(); - IStructuredDocumentRegion startStructuredDocumentRegion = domNode.getStartStructuredDocumentRegion(); - if (startStructuredDocumentRegion != null) { - ITextRegion matchingRegion = startStructuredDocumentRegion.getRegionAtCharacterOffset(textSelection.getOffset()); - int allowedIterations = 40; - while (matchingRegion != null && !matchingRegion.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME) && allowedIterations > 0) { - matchingRegion = startStructuredDocumentRegion.getRegionAtCharacterOffset(startStructuredDocumentRegion.getStartOffset(matchingRegion) - 1); - allowedIterations--; - } - if (matchingRegion != null && matchingRegion.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)) { - String attrName = startStructuredDocumentRegion.getText(matchingRegion); - NamedNodeMap attributes = domNode.getAttributes(); - if (attributes != null && attrName.length() > 0) { - Node attr = attributes.getNamedItem(attrName); - if (attr != null) { - selectionSet = true; - XMLTableTreeViewer.this.setSelection(new StructuredSelection(attr)); - } - } - } - } - } - } - } - } - if (!selectionSet) { - XMLTableTreeViewer.this.setSelection(selection); - } - } - } - - protected CellEditor cellEditor; - - protected XMLTreeExtension treeExtension; - - private ISelectionProvider fSelectionProvider = new SelectionProvider(); - - public XMLTableTreeViewer(Composite parent) { - super(parent, SWT.FULL_SELECTION | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL); - - // set up providers - this.treeExtension = new XMLTreeExtension(getTree()); - - XMLTableTreeContentProvider provider = new XMLTableTreeContentProvider(); - setContentProvider(provider); - setLabelProvider(provider); - - createContextMenu(); - - DragSource dragSource = new DragSource(getControl(), DND.DROP_COPY | DND.DROP_MOVE); - dragSource.addDragListener(createDragSourceListener()); - dragSource.setTransfer(new Transfer[] {LocalSelectionTransfer.getTransfer()}); - DropTarget dropTarget = new DropTarget(getControl(), DND.DROP_COPY | DND.DROP_MOVE); - dropTarget.addDropListener(createDropTargetListener()); - dropTarget.setTransfer(new Transfer[] {LocalSelectionTransfer.getTransfer()}); - } - - /** - * This creates a context menu for the viewer and adds a listener as well - * registering the menu for extension. - */ - protected void createContextMenu() { - MenuManager contextMenu = new MenuManager("#PopUp"); //$NON-NLS-1$ - contextMenu.add(new Separator("additions")); //$NON-NLS-1$ - contextMenu.setRemoveAllWhenShown(true); - contextMenu.addMenuListener(new NodeActionMenuListener()); - Menu menu = contextMenu.createContextMenu(getControl()); - getControl().setMenu(menu); - } - - private DragSourceListener createDragSourceListener() { - return new DragSourceListener() { - public void dragFinished(DragSourceEvent event) { - LocalSelectionTransfer.getTransfer().setSelection(null); - } - - public void dragSetData(DragSourceEvent event) { - } - - public void dragStart(DragSourceEvent event) { - LocalSelectionTransfer.getTransfer().setSelection(getSelection()); - } - }; - } - - private DropTargetListener createDropTargetListener() { - return new DropTargetListener() { - public void dragEnter(DropTargetEvent event) { - } - - public void dragLeave(DropTargetEvent event) { - } - - public void dragOperationChanged(DropTargetEvent event) { - } - - public void drop(DropTargetEvent event) { - if (event.operations != DND.DROP_NONE && LocalSelectionTransfer.getTransfer().getSelection() instanceof IStructuredSelection) { - dragOver(event); - IStructuredSelection selection = (IStructuredSelection) LocalSelectionTransfer.getTransfer().getSelection(); - if (selection != null && !selection.isEmpty() && event.item != null && event.item.getData() != null) { - /* - * the command uses these numbers instead of the - * feedback constants (even though it converts in - * the other direction as well) - */ - float feedbackFloat = getHeightInItem(event); - - final DragNodeCommand command = new DragNodeCommand(event.item.getData(), feedbackFloat, event.operations, event.detail, selection.toList(), XMLTableTreeViewer.this); - if (command != null && command.canExecute()) { - SafeRunnable.run(new SafeRunnable() { - public void run() throws Exception { - command.execute(); - } - }); - } - } - } - } - - public void dropAccept(DropTargetEvent event) { - } - - public void dragOver(DropTargetEvent event) { - event.feedback = DND.FEEDBACK_SELECT; - float feedbackFloat = getHeightInItem(event); - if (feedbackFloat > 0.75) { - event.feedback = DND.FEEDBACK_INSERT_AFTER; - } - else if (feedbackFloat < 0.25) { - event.feedback = DND.FEEDBACK_INSERT_BEFORE; - } - event.feedback |= DND.FEEDBACK_EXPAND | DND.FEEDBACK_SCROLL; - } - - private float getHeightInItem(DropTargetEvent event) { - if(event.item == null) return .5f; - if (event.item instanceof TreeItem) { - TreeItem treeItem = (TreeItem) event.item; - Control control = treeItem.getParent(); - Point point = control.toControl(new Point(event.x, event.y)); - Rectangle bounds = treeItem.getBounds(); - return (float) (point.y - bounds.y) / (float) bounds.height; - } - else if (event.item instanceof TableItem) { - TableItem tableItem = (TableItem) event.item; - Control control = tableItem.getParent(); - Point point = control.toControl(new Point(event.x, event.y)); - Rectangle bounds = tableItem.getBounds(0); - return (float) (point.y - bounds.y) / (float) bounds.height; - } - else { - return 0.0F; - } - } - }; - } - - protected void doRefresh(Object o, boolean fromDelayed) { - treeExtension.resetCachedData(); - super.refresh(o); - } - - public ISelectionProvider getSelectionProvider() { - return fSelectionProvider; - } - - public String getTitle() { - return XMLEditorMessages.XMLTableTreeViewer_0; - } - - protected void handleDispose(DisposeEvent event) { - super.handleDispose(event); - treeExtension.dispose(); - setDocument(null); - } - - public void refresh() { - treeExtension.resetCachedData(); - super.refresh(); - } - - public void refresh(Object o) { - treeExtension.resetCachedData(); - super.refresh(o); - } - - public void refresh(boolean updateLabels) { - treeExtension.resetCachedData(); - super.refresh(updateLabels); - getControl().redraw(); - } - - public void refresh(Object element, boolean updateLabels) { - treeExtension.resetCachedData(); - super.refresh(element, updateLabels); - getControl().redraw(); - } - - public void setDocument(IDocument document) { - /* - * let the text editor to be the one that manages the model's lifetime - */ - IStructuredModel model = null; - try { - model = StructuredModelManager.getModelManager().getExistingModelForRead(document); - - if ((model != null) && (model instanceof IDOMModel)) { - Document domDoc = null; - domDoc = ((IDOMModel) model).getDocument(); - setInput(domDoc); - treeExtension.setIsUnsupportedInput(false); - } - else { - treeExtension.setIsUnsupportedInput(true); - } - } - finally { - if (model != null) { - model.releaseFromRead(); - } - } - - } - -}
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