/*******************************************************************************
* Copyright (c) 2000, 2009 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
* Livar Cunha (livarcocc@gmail.com) - Bug 236049
*******************************************************************************/
package org.eclipse.ui.console;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.ResourceBundle;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.Widget;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IMenuListener;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IFindReplaceTarget;
import org.eclipse.jface.text.ITextListener;
import org.eclipse.jface.text.ITextOperationTarget;
import org.eclipse.jface.text.TextEvent;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.ActionFactory;
import org.eclipse.ui.console.actions.ClearOutputAction;
import org.eclipse.ui.console.actions.TextViewerAction;
import org.eclipse.ui.internal.console.ConsoleMessages;
import org.eclipse.ui.internal.console.ConsoleResourceBundleMessages;
import org.eclipse.ui.internal.console.FollowHyperlinkAction;
import org.eclipse.ui.internal.console.IConsoleHelpContextIds;
import org.eclipse.ui.part.IPageBookViewPage;
import org.eclipse.ui.part.IPageSite;
import org.eclipse.ui.texteditor.FindReplaceAction;
import org.eclipse.ui.texteditor.IUpdate;
/**
* A page for a text console.
* <p>
* Clients may contribute actions to the context menu of a text console page
* using the <code>org.eclipse.ui.popupMenus</code> extension point. The context
* menu identifier for a text console page is the associated console's type
* suffixed with <code>.#ContextMenu</code>. When a console does not specify
* a type, the context menu id is <code>#ContextMenu</code>.
* </p>
* <p>
* Clients may subclass this class.
* </p>
* @since 3.1
*/
public class TextConsolePage implements IPageBookViewPage, IPropertyChangeListener, IAdaptable {
private IPageSite fSite;
private TextConsole fConsole;
private IConsoleView fConsoleView;
private TextConsoleViewer fViewer;
private MenuManager fMenuManager;
protected Map fGlobalActions = new HashMap();
protected ArrayList fSelectionActions = new ArrayList();
protected ClearOutputAction fClearOutputAction;
// text selection listener, used to update selection dependent actions on selection changes
private ISelectionChangedListener selectionChangedListener = new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent event) {
updateSelectionDependentActions();
}
};
// updates the find replace action and the clear action if the document length is > 0
private ITextListener textListener = new ITextListener() {
public void textChanged(TextEvent event) {
IUpdate findReplace = (IUpdate)fGlobalActions.get(ActionFactory.FIND.getId());
if (findReplace != null) {
findReplace.update();
}
if (fClearOutputAction != null) {
IDocument doc = fViewer.getDocument();
if(doc != null) {
fClearOutputAction.setEnabled(doc.getLength() > 0);
}
}
}
};
/**
* Constructs a text console page for the given console in the given view.
*
* @param console text console
* @param view console view the page is contained in
*/
public TextConsolePage(TextConsole console, IConsoleView view) {
fConsole = console;
fConsoleView = view;
}
/**
* Returns a viewer used to display the contents of this page's console.
*
* @param parent container for the viewer
* @return a viewer used to display the contents of this page's console
*/
protected TextConsoleViewer createViewer(Composite parent) {
return new TextConsoleViewer(parent, fConsole);
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.part.IPageBookViewPage#getSite()
*/
public IPageSite getSite() {
return fSite;
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.part.IPageBookViewPage#init(org.eclipse.ui.part.IPageSite)
*/
public void init(IPageSite pageSite) throws PartInitException {
fSite = pageSite;
}
/**
* Updates selection dependent actions.
*/
protected void updateSelectionDependentActions() {
Iterator iterator= fSelectionActions.iterator();
while (iterator.hasNext()) {
updateAction((String)iterator.next());
}
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.part.IPage#createControl(org.eclipse.swt.widgets.Composite)
*/
public void createControl(Composite parent) {
fViewer = createViewer(parent);
fViewer.setConsoleWidth(fConsole.getConsoleWidth());
fViewer.setTabWidth(fConsole.getTabWidth());
fConsole.addPropertyChangeListener(this);
JFaceResources.getFontRegistry().addListener(this);
String id = "#ContextMenu"; //$NON-NLS-1$
if (getConsole().getType() != null) {
id = getConsole().getType() + "." + id; //$NON-NLS-1$
}
fMenuManager= new MenuManager("#ContextMenu", id); //$NON-NLS-1$
fMenuManager.setRemoveAllWhenShown(true);
fMenuManager.addMenuListener(new IMenuListener() {
public void menuAboutToShow(IMenuManager m) {
contextMenuAboutToShow(m);
}
});
Menu menu = fMenuManager.createContextMenu(getControl());
getControl().setMenu(menu);
createActions();
configureToolBar(getSite().getActionBars().getToolBarManager());
getSite().registerContextMenu(id, fMenuManager, fViewer);
getSite().setSelectionProvider(fViewer);
fViewer.getSelectionProvider().addSelectionChangedListener(selectionChangedListener);
fViewer.addTextListener(textListener);
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.part.IPage#dispose()
*/
public void dispose() {
fConsole.removePropertyChangeListener(this);
JFaceResources.getFontRegistry().removeListener(this);
if (fMenuManager != null) {
fMenuManager.dispose();
}
fClearOutputAction = null;
fSelectionActions.clear();
fGlobalActions.clear();
fViewer.getSelectionProvider().removeSelectionChangedListener(selectionChangedListener);
fViewer.removeTextListener(textListener);
fViewer = null;
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.part.IPage#getControl()
*/
public Control getControl() {
return fViewer != null ? fViewer.getControl() : null;
}
/* (non-Javadoc)
* @see org.eclipse.ui.part.IPage#setActionBars(org.eclipse.ui.IActionBars)
*/
public void setActionBars(IActionBars actionBars) {
}
/* (non-Javadoc)
* @see org.eclipse.ui.part.IPage#setFocus()
*/
public void setFocus() {
if (fViewer != null) {
fViewer.getTextWidget().setFocus();
}
}
/*
* (non-Javadoc)
* @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
*/
public void propertyChange(PropertyChangeEvent event) {
if (fViewer != null) {
Object source = event.getSource();
String property = event.getProperty();
if (source.equals(fConsole) && IConsoleConstants.P_FONT.equals(property)) {
fViewer.setFont(fConsole.getFont());
} else if (IConsoleConstants.P_FONT_STYLE.equals(property)) {
fViewer.getTextWidget().redraw();
} else if (property.equals(IConsoleConstants.P_STREAM_COLOR)) {
fViewer.getTextWidget().redraw();
} else if (source.equals(fConsole) && property.equals(IConsoleConstants.P_TAB_SIZE)) {
Integer tabSize = (Integer)event.getNewValue();
fViewer.setTabWidth(tabSize.intValue());
} else if (source.equals(fConsole) && property.equals(IConsoleConstants.P_CONSOLE_WIDTH)) {
fViewer.setConsoleWidth(fConsole.getConsoleWidth());
} else if (IConsoleConstants.P_BACKGROUND_COLOR.equals(property)) {
fViewer.getTextWidget().setBackground(fConsole.getBackground());
}
}
}
/**
* Creates actions.
*/
protected void createActions() {
IActionBars actionBars= getSite().getActionBars();
TextViewerAction action= new TextViewerAction(fViewer, ITextOperationTarget.SELECT_ALL);
action.configureAction(ConsoleMessages.TextConsolePage_SelectAllText, ConsoleMessages.TextConsolePage_SelectAllDescrip, ConsoleMessages.TextConsolePage_SelectAllDescrip);
action.setActionDefinitionId(ActionFactory.SELECT_ALL.getCommandId());
PlatformUI.getWorkbench().getHelpSystem().setHelp(action, IConsoleHelpContextIds.CONSOLE_SELECT_ALL_ACTION);
setGlobalAction(actionBars, ActionFactory.SELECT_ALL.getId(), action);
action= new TextViewerAction(fViewer, ITextOperationTarget.CUT);
action.configureAction(ConsoleMessages.TextConsolePage_CutText, ConsoleMessages.TextConsolePage_CutDescrip, ConsoleMessages.TextConsolePage_CutDescrip);
action.setImageDescriptor(PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_TOOL_CUT));
action.setActionDefinitionId(ActionFactory.CUT.getCommandId());
PlatformUI.getWorkbench().getHelpSystem().setHelp(action, IConsoleHelpContextIds.CONSOLE_CUT_ACTION);
setGlobalAction(actionBars, ActionFactory.CUT.getId(), action);
action= new TextViewerAction(fViewer, ITextOperationTarget.COPY);
action.configureAction(ConsoleMessages.TextConsolePage_CopyText, ConsoleMessages.TextConsolePage_CopyDescrip, ConsoleMessages.TextConsolePage_CopyDescrip);
action.setImageDescriptor(PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_TOOL_COPY));
action.setActionDefinitionId(ActionFactory.COPY.getCommandId());
PlatformUI.getWorkbench().getHelpSystem().setHelp(action, IConsoleHelpContextIds.CONSOLE_COPY_ACTION);
setGlobalAction(actionBars, ActionFactory.COPY.getId(), action);
action= new TextViewerAction(fViewer, ITextOperationTarget.PASTE);
action.configureAction(ConsoleMessages.TextConsolePage_PasteText, ConsoleMessages.TextConsolePage_PasteDescrip, ConsoleMessages.TextConsolePage_PasteDescrip);
action.setImageDescriptor(PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_TOOL_PASTE));
action.setActionDefinitionId(ActionFactory.PASTE.getCommandId());
PlatformUI.getWorkbench().getHelpSystem().setHelp(action, IConsoleHelpContextIds.CONSOLE_PASTE_ACTION);
setGlobalAction(actionBars, ActionFactory.PASTE.getId(), action);
fClearOutputAction = new ClearOutputAction(fConsole);
ResourceBundle bundle = ConsoleResourceBundleMessages.getBundle();
FindReplaceAction fraction = new FindReplaceAction(bundle, "find_replace_action_", fConsoleView); //$NON-NLS-1$
PlatformUI.getWorkbench().getHelpSystem().setHelp(fraction, IConsoleHelpContextIds.CONSOLE_FIND_REPLACE_ACTION);
setGlobalAction(actionBars, ActionFactory.FIND.getId(), fraction);
fSelectionActions.add(ActionFactory.CUT.getId());
fSelectionActions.add(ActionFactory.COPY.getId());
fSelectionActions.add(ActionFactory.PASTE.getId());
fSelectionActions.add(ActionFactory.FIND.getId());
actionBars.updateActionBars();
}
/**
* Configures an action for key bindings.
*
* @param actionBars action bars for this page
* @param actionID action definition id
* @param action associated action
*/
protected void setGlobalAction(IActionBars actionBars, String actionID, IAction action) {
fGlobalActions.put(actionID, action);
actionBars.setGlobalActionHandler(actionID, action);
}
/* (non-Javadoc)
* @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
*/
public Object getAdapter(Class required) {
if (IFindReplaceTarget.class.equals(required)) {
return fViewer.getFindReplaceTarget();
}
if (Widget.class.equals(required)) {
return fViewer.getTextWidget();
}
return null;
}
/**
* Returns the view this page is contained in.
*
* @return the view this page is contained in
*/
protected IConsoleView getConsoleView() {
return fConsoleView;
}
/**
* Returns the console this page is displaying.
*
* @return the console this page is displaying
*/
protected IConsole getConsole() {
return fConsole;
}
/**
* Updates the global action with the given id
*
* @param actionId action definition id
*/
protected void updateAction(String actionId) {
IAction action= (IAction)fGlobalActions.get(actionId);
if (action instanceof IUpdate) {
((IUpdate) action).update();
}
}
/**
* Fill the context menu
*
* @param menuManager menu
*/
protected void contextMenuAboutToShow(IMenuManager menuManager) {
IDocument doc= fViewer.getDocument();
if (doc == null) {
return;
}
menuManager.add((IAction)fGlobalActions.get(ActionFactory.CUT.getId()));
menuManager.add((IAction)fGlobalActions.get(ActionFactory.COPY.getId()));
menuManager.add((IAction)fGlobalActions.get(ActionFactory.PASTE.getId()));
menuManager.add((IAction)fGlobalActions.get(ActionFactory.SELECT_ALL.getId()));
menuManager.add(new Separator("FIND")); //$NON-NLS-1$
menuManager.add((IAction)fGlobalActions.get(ActionFactory.FIND.getId()));
menuManager.add(new FollowHyperlinkAction(fViewer));
menuManager.add(fClearOutputAction);
menuManager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
}
protected void configureToolBar(IToolBarManager mgr) {
mgr.appendToGroup(IConsoleConstants.OUTPUT_GROUP, fClearOutputAction);
}
/**
* Returns the viewer contained in this page.
*
* @return the viewer contained in this page
*/
public TextConsoleViewer getViewer() {
return fViewer;
}
/**
* Sets the viewer contained in this page.
*
* @param viewer text viewer
*/
public void setViewer(TextConsoleViewer viewer) {
this.fViewer = viewer;
}
}