gecko-dev/grendel/ui/UnifiedMessageDisplayManager.java
1999-02-19 09:34:08 +00:00

507 lines
15 KiB
Java

/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is the Grendel mail/news client.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are Copyright (C) 1997
* Netscape Communications Corporation. All Rights Reserved.
*
*/
package grendel.ui;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.util.Enumeration;
import javax.swing.BoxLayout;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JMenuBar;
import javax.swing.JToolBar;
import javax.swing.JSplitPane;
import javax.swing.event.ChangeEvent;
import calypso.util.Preferences;
import calypso.util.PreferencesFactory;
//import netscape.orion.toolbars.NSToolbar;
//import netscape.orion.toolbars.ToolbarFactory;
//import netscape.orion.toolbars.ToolBarLayout;
//import netscape.orion.uimanager.AbstractUICmd;
//import netscape.orion.uimanager.IUICmd;
import javax.mail.Store;
import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.MessagingException;
import grendel.ui.UIAction;
import grendel.view.ViewedMessage;
import grendel.widgets.CollapsiblePanel;
import grendel.widgets.GrendelToolBar;
import grendel.widgets.Splitter;
import grendel.widgets.Spring;
import grendel.widgets.StatusEvent;
import grendel.widgets.TreePath;
/**
* The legendary three pane UI.
*/
public class UnifiedMessageDisplayManager extends MessageDisplayManager {
UnifiedMessageFrame fMainFrame;
public final static String SPLIT_TOP = "splitTop";
public final static String SPLIT_LEFT = "splitLeft";
public final static String SPLIT_RIGHT = "splitRight";
public final static String STACKED = "stacked";
/**
* Displays a message given a Message object. If the message
* is not in the currently selected folder, that folder will
* be selected, loaded and displayed.
*/
public void displayMessage(Message aMessage) {
checkFrame();
fMainFrame.display(aMessage.getFolder(), aMessage);
}
/**
* Displays a folder given a folder object. If the message
* being displayed is not in that folder, the message
* display pane will be cleared.
*/
public void displayFolder(Folder aFolder) {
checkFrame();
fMainFrame.display(aFolder, null);
}
/**
* Displays folder given a Folder object and
* selects and displays a message in that folder given a Message
* object.
*/
public void displayFolder(Folder aFolder, Message aMessage) {
checkFrame();
fMainFrame.display(aFolder, aMessage);
}
/**
* Displays the master (A folder tree, for now). This should not
* affect displayed folders or messages.
*/
public void displayMaster() {
checkFrame();
fMainFrame.display(null, null);
}
/**
* Displays the master with the given folder selected. If the
* folder is not currently displayed, the folder will be loaded
* in the folder message list pane, and the message pane will be
* cleared.
*/
public void displayMaster(Folder aFolder) {
checkFrame();
fMainFrame.display(aFolder, null);
}
void checkFrame() {
if (fMainFrame == null) {
fMainFrame = new UnifiedMessageFrame();
fMainFrame.setVisible(true);
}
fMainFrame.toFront();
fMainFrame.requestFocus();
}
}
class UnifiedMessageFrame extends GeneralFrame {
private final boolean DEBUG = true;
MasterPanel fFolders = null;
FolderPanel fThreads = null;
MessagePanel fMessage = null;
JSplitPane splitter1 = null, splitter2 = null;
String fLayout = null;
JToolBar fToolBar1 = null;
int folderX = 350;
int folderY = 225;
int threadX = 200;
int threadY = 200;
public UnifiedMessageFrame() {
super("appNameLabel", "mail.multi_pane");
PrefsDialog.CheckPrefs(this);
fFolders = new MasterPanel();
fThreads = new FolderPanel();
fMessage = new MessagePanel();
fFolders.setPreferredSize(new Dimension(folderX, folderY));
fThreads.setPreferredSize(new Dimension(threadX, threadY));
splitter1 = new JSplitPane();
splitter2 = new JSplitPane();
splitter1.setOneTouchExpandable(true);
splitter2.setOneTouchExpandable(true);
PanelListener listener = new PanelListener();
fFolders.addMasterPanelListener(listener);
fThreads.addFolderPanelListener(listener);
fMessage.addMessagePanelListener(listener);
Preferences prefs = PreferencesFactory.Get();
String layout = prefs.getString("mail.multi_pane.layout",
UnifiedMessageDisplayManager.SPLIT_TOP);
layoutPanels(layout);
fMenu = buildMenu("menus.xml",
Util.MergeActions(actions, Util.MergeActions(fFolders.getActions(), Util.MergeActions(fThreads.getActions(), fMessage.getActions()))));
getRootPane().setJMenuBar(fMenu);
GrendelToolBar masterToolBar = fFolders.getToolBar();
GrendelToolBar folderToolBar = fThreads.getToolBar();
GrendelToolBar messageToolBar = fMessage.getToolBar();
fToolBar = Util.MergeToolBars(masterToolBar,
Util.MergeToolBars(folderToolBar,
messageToolBar));
fToolBarPanelConstraints.fill = GridBagConstraints.HORIZONTAL;
fToolBarPanelConstraints.anchor = GridBagConstraints.WEST;
// fToolBarPanelConstraints.weightx = 10.0;
fToolBarPanel.add(fToolBar, fToolBarPanelConstraints);
// fToolBarPanelConstraints.weightx = 10.0;
fToolBar.add(fToolBar.makeNewSpring());
fToolBarPanelConstraints.weightx = 1.0;
fToolBarPanelConstraints.fill = GridBagConstraints.NONE;
fToolBarPanelConstraints.gridwidth = GridBagConstraints.REMAINDER;
fToolBarPanelConstraints.anchor = GridBagConstraints.EAST;
fToolBarPanel.add(fAnimation, fToolBarPanelConstraints);
fStatusBar = buildStatusBar();
fPanel.add(BorderLayout.SOUTH, fStatusBar);
restoreBounds();
}
public void dispose() {
saveBounds();
if (fLayout == null) {
fLayout = UnifiedMessageDisplayManager.SPLIT_TOP;
}
Preferences prefs = PreferencesFactory.Get();
prefs.putString("mail.multi_pane.folder_x",
Integer.toString(fFolders.getSize().width));
prefs.putString("mail.multi_pane.folder_y",
Integer.toString(fFolders.getSize().height));
prefs.putString("mail.multi_pane.thread_x",
Integer.toString(fThreads.getSize().width));
prefs.putString("mail.multi_pane.thread_y",
Integer.toString(fThreads.getSize().height));
prefs.putString("mail.multi_pane.layout",
fLayout);
fFolders.dispose();
fThreads.dispose();
fMessage.dispose();
super.dispose();
}
public void display(Folder aFolder, Message aMessage) {
if (aFolder != null) {
fThreads.setFolder(aFolder);
fMessage.setMessage(aMessage);
}
}
void layoutPanels(String layout) {
boolean touch = true;
if (fLayout != null) {
if (fLayout.equals(layout)) {
return; // nothing to do
}
fLayout = layout;
if (fLayout.equals(UnifiedMessageDisplayManager.STACKED)) {
remove(splitter1);
} else {
remove(splitter1);
remove(splitter2);
}
fPanel.remove(splitter1);
}
Preferences prefs = PreferencesFactory.Get();
// read dimensions out of preferences
try {
int tx, ty, fx, fy; // temporary dimensions
fx =
Integer.parseInt(prefs.getString("mail.multi_pane.folder_x",
Integer.toString(folderX)));
fy =
Integer.parseInt(prefs.getString("mail.multi_pane.folder_y",
Integer.toString(folderY)));
tx =
Integer.parseInt(prefs.getString("mail.multi_pane.thread_x",
Integer.toString(threadX)));
ty =
Integer.parseInt(prefs.getString("mail.multi_pane.thread_y",
Integer.toString(threadY)));
folderX = fx;
folderY = fy;
threadX = tx;
threadY = ty;
// if the try bails, we use default
} catch (NumberFormatException nf_ty) {
nf_ty.printStackTrace();
}
if (layout.equals(UnifiedMessageDisplayManager.STACKED)) {
splitter1.setOrientation(JSplitPane.VERTICAL_SPLIT);
splitter2.setOrientation(JSplitPane.VERTICAL_SPLIT);
splitter1.setTopComponent(fFolders);
splitter1.setBottomComponent(splitter2);
splitter2.setTopComponent(fThreads);
splitter2.setBottomComponent(fMessage);
fFolders.setPreferredSize(new Dimension(folderX, folderY));
fThreads.setPreferredSize(new Dimension(threadX, threadY));
// fStackedLayoutAction.setSelected(IUICmd.kSelected);
} else if (layout.equals(UnifiedMessageDisplayManager.SPLIT_LEFT)) {
splitter1.setOrientation(JSplitPane.HORIZONTAL_SPLIT);
splitter2.setOrientation(JSplitPane.VERTICAL_SPLIT);
splitter2.setLeftComponent(fFolders);
splitter2.setRightComponent(fThreads);
splitter1.setTopComponent(splitter2);
splitter1.setBottomComponent(fMessage);
// fSplitLeftLayoutAction.setSelected(IUICmd.kSelected);
} else if (layout.equals(UnifiedMessageDisplayManager.SPLIT_RIGHT)) {
splitter2.setOrientation(JSplitPane.VERTICAL_SPLIT);
splitter1.setOrientation(JSplitPane.HORIZONTAL_SPLIT);
splitter2.setLeftComponent(fThreads);
splitter2.setRightComponent(fMessage);
splitter1.setTopComponent(fFolders);
splitter1.setBottomComponent(splitter2);
// fSplitRightLayoutAction.setSelected(IUICmd.kSelected);
} else { // Default: SPLIT_TOP
splitter2.setOrientation(JSplitPane.HORIZONTAL_SPLIT);
splitter1.setOrientation(JSplitPane.VERTICAL_SPLIT);
splitter2.setLeftComponent(fFolders);
splitter2.setRightComponent(fThreads);
splitter1.setTopComponent(splitter2);
splitter1.setBottomComponent(fMessage);
fFolders.setPreferredSize(new Dimension(folderX, folderY));
fThreads.setPreferredSize(new Dimension(threadX, threadY));
// fSplitTopLayoutAction.setSelected(IUICmd.kSelected);
}
fPanel.add("Center", splitter1);
invalidate();
validate();
fLayout = layout;
}
LayoutAction fSplitLeftLayoutAction =
new LayoutAction(UnifiedMessageDisplayManager.SPLIT_LEFT);
LayoutAction fSplitRightLayoutAction =
new LayoutAction(UnifiedMessageDisplayManager.SPLIT_RIGHT);
LayoutAction fSplitTopLayoutAction =
new LayoutAction(UnifiedMessageDisplayManager.SPLIT_TOP);
LayoutAction fStackedLayoutAction =
new LayoutAction(UnifiedMessageDisplayManager.STACKED);
UIAction[] actions = { ActionFactory.GetExitAction(),
ActionFactory.GetNewMailAction(),
ActionFactory.GetComposeMessageAction(),
ActionFactory.GetPreferencesAction(),
ActionFactory.GetSearchAction(),
ActionFactory.GetRunFiltersAction(),
ActionFactory.GetShowTooltipsAction(),
fSplitLeftLayoutAction,
fSplitRightLayoutAction,
fSplitTopLayoutAction,
fStackedLayoutAction
};
class PanelListener implements MasterPanelListener, FolderPanelListener,
MessagePanelListener
{
// FolderPanelListener
public void loadingFolder(ChangeEvent aEvent) {
// start animation
fAnimation.start();
}
public void folderLoaded(ChangeEvent aEvent) {
// stop animation
fAnimation.stop();
}
public void folderStatus(StatusEvent aEvent) {
setStatusText(aEvent.getStatus());
}
public void folderSelectionChanged(ChangeEvent aEvent) {
TreePath path = null;
Enumeration selection =
((FolderPanel) aEvent.getSource()).getSelection();
if (selection.hasMoreElements()) {
path = (TreePath) selection.nextElement();
}
if (path != null && !selection.hasMoreElements()) {
// not multiple selection
ViewedMessage node = (ViewedMessage) path.getTip();
fMessage.setMessage(node.getMessage());
} else {
fMessage.setMessage(null);
}
}
public void folderSelectionDoubleClicked(ChangeEvent aEvent) {
TreePath path = null;
Enumeration selection = ((FolderPanel)aEvent.getSource()).getSelection();
MessageDisplayManager master = MultiMessageDisplayManager.Get();
while (selection.hasMoreElements()) {
path = (TreePath) selection.nextElement();
if (path != null) {
ViewedMessage node = (ViewedMessage) path.getTip();
master.displayMessage(node.getMessage());
}
}
}
// MasterPanelListener
public void masterSelectionChanged(ChangeEvent aEvent) {
TreePath path = null;
Enumeration selection =
((MasterPanel) aEvent.getSource()).getSelection();
if (selection.hasMoreElements()) {
path = (TreePath) selection.nextElement();
}
Object node = null;
Folder folder = null;
if (path != null && !selection.hasMoreElements()) {
// not multiple selection
node = path.getTip();
}
folder = MasterPanel.getFolder(node);
if (folder != null) {
try {
if ((folder.getType() & Folder.HOLDS_MESSAGES) == 0) {
folder = null;
}
} catch (MessagingException e) {
folder = null;
}
}
if (folder != null) {
setTitle(folder.getName() +
fLabels.getString("folderSuffixFrameLabel"));
fThreads.setFolder(folder);
} else {
setTitle(fLabels.getString("appNameLabel"));
fThreads.setFolder(null);
}
}
public void masterSelectionDoubleClicked(ChangeEvent aEvent) {
}
// MessagePanelListener
public void loadingMessage(ChangeEvent aEvent) {
startAnimation();
}
public void messageLoaded(ChangeEvent aEvent) {
stopAnimation();
}
public void messageStatus(StatusEvent aEvent) {
setStatusText(aEvent.getStatus());
}
}
//
// LayoutAction class
//
class LayoutAction extends UIAction {
ImageIcon fIcon;
String action;
public LayoutAction(String aAction) {
super(aAction);
this.setEnabled(true);
action = aAction;
fIcon = new ImageIcon(getClass().getResource("images/" +
aAction + ".gif"));
}
public void actionPerformed(ActionEvent aEvent) {
layoutPanels(action);
}
public ImageIcon getEnabledIcon() {
return fIcon;
}
}
}