diff options
Diffstat (limited to 'bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/synchronize/actions/SyncInfoDiffTreeNavigator.java')
| -rw-r--r-- | bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/synchronize/actions/SyncInfoDiffTreeNavigator.java | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/synchronize/actions/SyncInfoDiffTreeNavigator.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/synchronize/actions/SyncInfoDiffTreeNavigator.java deleted file mode 100644 index 9da7d78f1..000000000 --- a/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/synchronize/actions/SyncInfoDiffTreeNavigator.java +++ /dev/null @@ -1,294 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2003 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Common Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/cpl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.team.ui.synchronize.actions; - -import org.eclipse.compare.CompareEditorInput; -import org.eclipse.compare.NavigationAction; -import org.eclipse.core.resources.IResource; -import org.eclipse.jface.action.*; -import org.eclipse.jface.viewers.*; -import org.eclipse.swt.widgets.Tree; -import org.eclipse.swt.widgets.TreeItem; -import org.eclipse.team.internal.ui.Utils; -import org.eclipse.team.ui.synchronize.SyncInfoDiffNode; - -/** - * This class provides the tree navigation support for tree based diff viewers - * created using a <code>SyncInfoSetCompareConfiguration</code>. This includes - * menu actions for expanding the tree and opening the selected item in the - * text compare pane as well as up and down navigation actions that are added - * to the toolbas and bound to the navigation keys. - */ -public class SyncInfoDiffTreeNavigator { - - private final class OpenAction extends Action { - public void run() { - target.openSelection(); - } - public void update() { - ISelection selection = target.getSelection(); - if (selection instanceof IStructuredSelection) { - IStructuredSelection ss = (IStructuredSelection)selection; - if (ss.size() == 1) { - Object element = ss.getFirstElement(); - if (element instanceof SyncInfoDiffNode) { - IResource resource = ((SyncInfoDiffNode)element).getResource(); - setEnabled(resource != null && resource.getType() == IResource.FILE); - return; - } - } - } - setEnabled(false); - } - } - - /** - * Direction to navigate - */ - final public static int NEXT = 1; - final public static int PREVIOUS = 2; - - private ExpandAllAction expandAll; - private OpenAction open; - private NavigationAction nextAction; - private NavigationAction previousAction; - - INavigableTree target; - boolean showOpenAction = true; - - public SyncInfoDiffTreeNavigator(INavigableTree target) { - this.target = target; - } - - /** - * Selects the next (or previous) node of the current selection. - * If there is no current selection the first (last) node in the tree is selected. - * Wraps around at end or beginning. - * Clients may override. - * - * @param next if <code>true</code> the next node is selected, otherwise the previous node - */ - public boolean gotoDifference(int direction) { - boolean next = direction == SyncInfoDiffTreeNavigator.NEXT ? true : false; - return navigate(next, false); - } - - /** - * Selects the next (or previous) node of the current selection. - * If there is no current selection the first (last) node in the tree is selected. - * Wraps around at end or beginning. - * Clients may override. - * - * @param next if <code>true</code> the next node is selected, otherwise the previous node - * @return <code>true</code> if at end (or beginning) - */ - public boolean navigate(boolean next, boolean fireOpen) { - - Tree tree = getTarget().getTree(); - if (tree == null) return false; - - TreeItem item= null; - TreeItem children[]= tree.getSelection(); - if (children != null && children.length > 0) - item= children[0]; - if (item == null) { - children= tree.getItems(); - if (children != null && children.length > 0) { - item= children[0]; - if (item != null && item.getItemCount() <= 0) { - setSelection(item, fireOpen); // Fix for http://dev.eclipse.org/bugs/show_bug.cgi?id=20106 - return false; - } - } - } - - while (true) { - item= findNextPrev(item, next); - if (item == null) - break; - if (item.getItemCount() <= 0) - break; - } - - if (item != null) { - setSelection(item, fireOpen); // Fix for http://dev.eclipse.org/bugs/show_bug.cgi?id=20106 - return false; - } - return true; - } - - private void setSelection(TreeItem ti, boolean fireOpen) { - if (ti != null) { - Object data= ti.getData(); - if (data != null) { - // Fix for http://dev.eclipse.org/bugs/show_bug.cgi?id=20106 - ISelection selection= new StructuredSelection(data); - getTarget().setSelection(selection, true); - ISelection currentSelection= getTarget().getSelection(); - if (fireOpen && currentSelection != null && selection.equals(currentSelection)) { - getTarget().openSelection(); - } - } - } - } - - private TreeItem findNextPrev(TreeItem item, boolean next) { - - if (item == null) - return null; - - TreeItem children[]= null; - - if (!next) { - - TreeItem parent= item.getParentItem(); - if (parent != null) - children= parent.getItems(); - else - children= item.getParent().getItems(); - - if (children != null && children.length > 0) { - // goto previous child - int index= 0; - for (; index < children.length; index++) - if (children[index] == item) - break; - - if (index > 0) { - - item= children[index-1]; - - while (true) { - getTarget().createChildren(item); - int n= item.getItemCount(); - if (n <= 0) - break; - - item.setExpanded(true); - item= item.getItems()[n-1]; - } - - // previous - return item; - } - } - - // go up - return parent; - - } else { - item.setExpanded(true); - getTarget().createChildren(item); - - if (item.getItemCount() > 0) { - // has children: go down - children= item.getItems(); - return children[0]; - } - - while (item != null) { - children= null; - TreeItem parent= item.getParentItem(); - if (parent != null) - children= parent.getItems(); - else - children= item.getParent().getItems(); - - if (children != null && children.length > 0) { - // goto next child - int index= 0; - for (; index < children.length; index++) - if (children[index] == item) - break; - - if (index < children.length-1) { - // next - return children[index+1]; - } - } - - // go up - item= parent; - } - } - - return item; - } - - public INavigableTree getTarget() { - return target; - } - - public void createToolItems(IToolBarManager tbm) { - nextAction= new NavigationAction(true); - tbm.appendToGroup("navigation", nextAction); //$NON-NLS-1$ - - previousAction= new NavigationAction(false); - tbm.appendToGroup("navigation", previousAction); //$NON-NLS-1$ - } - - public void updateCompareEditorInput(CompareEditorInput input) { - nextAction.setCompareEditorInput(input); - previousAction.setCompareEditorInput(input); - } - - public void createActions(final StructuredViewer viewer) { - AbstractTreeViewer abstractTreeViewer = getAbstractTreeViewer(viewer); - if (abstractTreeViewer != null) { - expandAll = new ExpandAllAction(abstractTreeViewer); - Utils.initAction(expandAll, "action.expandAll."); //$NON-NLS-1$ - } - - open = new OpenAction(); - Utils.initAction(open, "action.open."); //$NON-NLS-1$ - } - - public void fillContextMenu(StructuredViewer viewer, IMenuManager manager) { - AbstractTreeViewer tree = getAbstractTreeViewer(viewer); - if (isShowOpenAction()) { - open.update(); - manager.add(open); - } - if (tree != null) { - manager.add(expandAll); - } - } - - private AbstractTreeViewer getAbstractTreeViewer(StructuredViewer viewer) { - if (viewer instanceof AbstractTreeViewer) { - return (AbstractTreeViewer)viewer; - } - return null; - } - - public void reveal(StructuredViewer viewer, Object element) { - AbstractTreeViewer tree = getAbstractTreeViewer(viewer); - if (tree == null)return; - // Double-clicking should expand/collapse containers - if(tree.isExpandable(element)) { - tree.setExpandedState(element, ! tree.getExpandedState(element)); - } - } - - /** - * @return Returns the showOpenAction. - */ - public boolean isShowOpenAction() { - return showOpenAction; - } - - /** - * @param showOpenAction The showOpenAction to set. - */ - public void setShowOpenAction(boolean showOpenAction) { - this.showOpenAction = showOpenAction; - } -} |