/************************************************************** * * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * *************************************************************/ // __________ Imports __________ import com.sun.star.uno.UnoRuntime; import java.awt.*; import javax.swing.*; import java.lang.String; import java.awt.event.*; import java.awt.*; // __________ Implementation __________ /** * Makes it possible to change some states of currently loaded * document (e.g. enable/disable menubar, toolbar, objectbar) * * @author Andreas Schlüns * @created 20.06.2002 09:28 */ public class CustomizeView extends JPanel implements IShutdownListener { // ____________________ // const /** * These const URL's describe feature for toggling some properties of loaded document. * Dispatch it with the corresponding parameter to the frame. */ private static final String FEATUREURL_MENUBAR = "slot:6661" ; private static final String FEATUREURL_TOOLBAR = "slot:5909" ; private static final String FEATUREURL_OBJECTBAR = "slot:5905" ; private static final String FEATUREPROP_MENUBAR = "MenuBarVisible" ; private static final String FEATUREPROP_TOOLBAR = "ToolBarVisible" ; private static final String FEATUREPROP_OBJECTBAR = "ObjectBarVisible" ; private static final String ACTION_MENUBAR = "toogle_menu" ; private static final String ACTION_TOOLBAR = "toogle_toolbar" ; private static final String ACTION_OBJECTBAR = "toogle_objectbar" ; private static final String MENUBAR_ON = "menubar on" ; private static final String TOOLBAR_ON = "toolbar on" ; private static final String OBJECTBAR_ON = "objectbar on" ; private static final String MENUBAR_OFF = "menubar off" ; private static final String TOOLBAR_OFF = "toolbar off" ; private static final String OBJECTBAR_OFF = "objectbar off" ; // ____________________ // member /** * @member m_cbMenuBar reference to checkbox for toggling menubar * @member m_cbToolBar reference to checkbox for toggling toolbar * @member m_cbObjectBar reference to checkbox for toggling objectbar * * @member m_aMenuBarListener listener for status events of the menu bar * @member m_aToolBarListener listener for status events of the tool bar * @member m_aObjectBarListener listener for status events of the object bar */ private JCheckBox m_cbMenuBar ; private JCheckBox m_cbToolBar ; private JCheckBox m_cbObjectBar ; private StatusListener m_aMenuBarListener ; private StatusListener m_aToolBarListener ; private StatusListener m_aObjectBarListener; // ____________________ /** * ctor * Create view controls on startup and initialize it. * We don't start listening here. see setFrame()! */ CustomizeView() { this.setLayout(new GridLayout(3,0)); m_cbMenuBar = new JCheckBox(MENUBAR_OFF , false); m_cbToolBar = new JCheckBox(TOOLBAR_OFF , false); m_cbObjectBar = new JCheckBox(OBJECTBAR_OFF, false); m_cbMenuBar.setEnabled (false); m_cbToolBar.setEnabled (false); m_cbObjectBar.setEnabled(false); m_cbMenuBar.setActionCommand (ACTION_MENUBAR ); m_cbToolBar.setActionCommand (ACTION_TOOLBAR ); m_cbObjectBar.setActionCommand(ACTION_OBJECTBAR); this.add(m_cbMenuBar ); this.add(m_cbToolBar ); this.add(m_cbObjectBar); } // ____________________ /** * set new frame for this view * We start listening for frame action/status and click events instandly. * If an event occure we use it to synchronize our controls * with states of a (my be) new document view of this frame. * * @param xFrame * the reference to the frame, which provides the * possibility to get the required status informations * * Attention: We don't accept new frames here. * We get one after startup and work with him. * That's it! */ public void setFrame(com.sun.star.frame.XFrame xFrame) { if (xFrame==null) return; // be listener for click events // They will toogle the UI controls. ClickListener aMenuBarHandler = new ClickListener(FEATUREURL_MENUBAR ,FEATUREPROP_MENUBAR ,xFrame); ClickListener aToolBarHandler = new ClickListener(FEATUREURL_TOOLBAR ,FEATUREPROP_TOOLBAR ,xFrame); ClickListener aObjectBarHandler = new ClickListener(FEATUREURL_OBJECTBAR,FEATUREPROP_OBJECTBAR,xFrame); m_cbMenuBar.addActionListener (aMenuBarHandler ); m_cbToolBar.addActionListener (aToolBarHandler ); m_cbObjectBar.addActionListener(aObjectBarHandler); // be frame action listener // The callback will update listener connections // for status updates automatically! m_aMenuBarListener = new StatusListener(m_cbMenuBar ,MENUBAR_ON ,MENUBAR_OFF ,xFrame, FEATUREURL_MENUBAR ); m_aToolBarListener = new StatusListener(m_cbToolBar ,TOOLBAR_ON ,TOOLBAR_OFF ,xFrame, FEATUREURL_TOOLBAR ); m_aObjectBarListener = new StatusListener(m_cbObjectBar,OBJECTBAR_ON,OBJECTBAR_OFF,xFrame, FEATUREURL_OBJECTBAR); m_aMenuBarListener.startListening(); m_aToolBarListener.startListening(); m_aObjectBarListener.startListening(); } // ____________________ /** * react for click events of the used check boxes * We use our internal set dispatch objects to * call it. This calls toogle the menu/object- or toolbar. * Note: Because we are listener status events too - hopefully * we get a notification, if toogling was successfully or not. * We use this information to update our check boxes again. * But such update doesn't force (hopefully) an action event. Otherwise * we can produce a never ending recursion! * * @param aEvent * describes the used check box and his current state * we can use to dispatch the right URL to the office */ class ClickListener implements ActionListener, com.sun.star.lang.XEventListener { /// URL, to toogle the requested UI item String m_sURL; /// name of the property which must be used in combination with the URL String m_sProp; /// we must use this frame to dispatch a request com.sun.star.frame.XFrame m_xFrame; //_____________________ /** * ctor * It initialize an instance of this clas only. */ ClickListener( String sURL , String sProp , com.sun.star.frame.XFrame xFrame ) { m_sURL = sURL ; m_sProp = sProp ; m_xFrame = xFrame; } //_____________________ /** * callback for action events * Such events occure if somehwere click the * JCheckBox control on which we are registered. * Such events doesn't occure if we set it programmaticly * (e.g. if we get status events to -> see class StatusListener too) * * @param aEvent * describes the check box and his state * we can use to toogle the requested office * ressource. */ public void actionPerformed(ActionEvent aEvent) { synchronized(this) { if (m_xFrame==null) return; } // define parameters for following dispatch boolean bState = ((JCheckBox)aEvent.getSource()).isSelected(); // prepare the dispatch com.sun.star.util.URL aURL = FunctionHelper.parseURL(m_sURL); if (aURL==null) return; com.sun.star.beans.PropertyValue[] lProperties = new com.sun.star.beans.PropertyValue[1]; lProperties[0] = new com.sun.star.beans.PropertyValue(); lProperties[0].Name = m_sProp; lProperties[0].Value = new Boolean(bState); // execute (dispatch) it into the frame if (m_xFrame==null) return; FunctionHelper.execute(m_xFrame,aURL,lProperties,null); } // ____________________ /** * callback for disposing events * Internally we save a reference to an office frame. * Of course he can die and inform us then. We should react * and forget his reference. * * @param aEvent * describes the source which fire this event * Must be our internal saved frame. Otherwise * somewhere know us without a registration ... */ public void disposing(com.sun.star.lang.EventObject aEvent) { synchronized(this) { m_xFrame = null; } } } // ____________________ /** * If this java application shutdown - we must cancel all current existing * listener connections. Otherwise the office will run into some * DisposedExceptions if it tries to use these forgotten listener references. * And of course it can die doing that. * We are registered at a central object to be informed if the VM will exit. * So we can react. */ public void shutdown() { m_aMenuBarListener.shutdown(); m_aToolBarListener.shutdown(); m_aObjectBarListener.shutdown(); m_aMenuBarListener = null; m_aToolBarListener = null; m_aObjectBarListener = null; } }