/*******************************************************************************
* Copyright (c) 2000, 2005 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.rubypeople.rdt.internal.ui.preferences.formatter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.dialogs.StatusDialog;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.TabFolder;
import org.eclipse.swt.widgets.TabItem;
import org.rubypeople.rdt.internal.corext.util.Messages;
import org.rubypeople.rdt.internal.ui.RubyPlugin;
import org.rubypeople.rdt.internal.ui.preferences.formatter.ProfileManager.Profile;
import org.rubypeople.rdt.ui.RubyUI;
public class ModifyDialog extends StatusDialog {
/**
* The keys to retrieve the preferred area from the dialog settings.
*/
private static final String DS_KEY_PREFERRED_WIDTH= RubyUI.ID_PLUGIN + "formatter_page.modify_dialog.preferred_width"; //$NON-NLS-1$
private static final String DS_KEY_PREFERRED_HEIGHT= RubyUI.ID_PLUGIN + "formatter_page.modify_dialog.preferred_height"; //$NON-NLS-1$
private static final String DS_KEY_PREFERRED_X= RubyUI.ID_PLUGIN + "formatter_page.modify_dialog.preferred_x"; //$NON-NLS-1$
private static final String DS_KEY_PREFERRED_Y= RubyUI.ID_PLUGIN + "formatter_page.modify_dialog.preferred_y"; //$NON-NLS-1$
/**
* The key to store the number (beginning at 0) of the tab page which had the
* focus last time.
*/
private static final String DS_KEY_LAST_FOCUS= RubyUI.ID_PLUGIN + "formatter_page.modify_dialog.last_focus"; //$NON-NLS-1$
private final String fTitle;
private final boolean fNewProfile;
private Profile fProfile;
private final Map fWorkingValues;
private IStatus fStandardStatus;
protected final List fTabPages;
final IDialogSettings fDialogSettings;
private TabFolder fTabFolder;
private ProfileManager fProfileManager;
private Button fApplyButton;
protected ModifyDialog(Shell parentShell, Profile profile, ProfileManager profileManager, boolean newProfile) {
super(parentShell);
fProfileManager= profileManager;
fNewProfile= newProfile;
setShellStyle(getShellStyle() | SWT.RESIZE | SWT.MAX );
fProfile= profile;
if (fProfile.isBuiltInProfile()) {
fStandardStatus= new Status(IStatus.INFO, RubyPlugin.getPluginId(), IStatus.OK, FormatterMessages.ModifyDialog_dialog_show_warning_builtin, null);
fTitle= Messages.format(FormatterMessages.ModifyDialog_dialog_show_title, profile.getName());
} else {
fStandardStatus= new Status(IStatus.OK, RubyPlugin.getPluginId(), IStatus.OK, "", null); //$NON-NLS-1$
fTitle= Messages.format(FormatterMessages.ModifyDialog_dialog_title, profile.getName());
}
fWorkingValues= new HashMap(fProfile.getSettings());
updateStatus(fStandardStatus);
setStatusLineAboveButtons(false);
fTabPages= new ArrayList();
fDialogSettings= RubyPlugin.getDefault().getDialogSettings();
}
public void create() {
super.create();
int lastFocusNr= 0;
try {
lastFocusNr= fDialogSettings.getInt(DS_KEY_LAST_FOCUS);
if (lastFocusNr < 0) lastFocusNr= 0;
if (lastFocusNr > fTabPages.size() - 1) lastFocusNr= fTabPages.size() - 1;
} catch (NumberFormatException x) {
lastFocusNr= 0;
}
if (!fNewProfile) {
fTabFolder.setSelection(lastFocusNr);
((ModifyDialogTabPage)fTabFolder.getSelection()[0].getData()).setInitialFocus();
}
}
protected void configureShell(Shell shell) {
super.configureShell(shell);
shell.setText(fTitle);
}
protected Control createDialogArea(Composite parent) {
final Composite composite= (Composite)super.createDialogArea(parent);
fTabFolder = new TabFolder(composite, SWT.NONE);
fTabFolder.setFont(composite.getFont());
fTabFolder.setLayoutData(new GridData(GridData.FILL_BOTH));
// TODO Uncommnet the following lines as we add more preferences for the code formatter
addTabPage(fTabFolder, FormatterMessages.ModifyDialog_tabpage_indentation_title, new IndentationTabPage(this, fWorkingValues));
// addTabPage(fTabFolder, FormatterMessages.ModifyDialog_tabpage_braces_title, new BracesTabPage(this, fWorkingValues));
// addTabPage(fTabFolder, FormatterMessages.ModifyDialog_tabpage_whitespace_title, new WhiteSpaceTabPage(this, fWorkingValues));
// addTabPage(fTabFolder, FormatterMessages.ModifyDialog_tabpage_blank_lines_title, new BlankLinesTabPage(this, fWorkingValues));
// addTabPage(fTabFolder, FormatterMessages.ModifyDialog_tabpage_new_lines_title, new NewLinesTabPage(this, fWorkingValues));
// addTabPage(fTabFolder, FormatterMessages.ModifyDialog_tabpage_control_statements_title, new ControlStatementsTabPage(this, fWorkingValues));
// addTabPage(fTabFolder, FormatterMessages.ModifyDialog_tabpage_line_wrapping_title, new LineWrappingTabPage(this, fWorkingValues));
addTabPage(fTabFolder, FormatterMessages.ModifyDialog_tabpage_comments_title, new CommentsTabPage(this, fWorkingValues));
applyDialogFont(composite);
fTabFolder.addSelectionListener(new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
final TabItem tabItem= (TabItem)e.item;
final ModifyDialogTabPage page= (ModifyDialogTabPage)tabItem.getData();
// page.fSashForm.setWeights();
fDialogSettings.put(DS_KEY_LAST_FOCUS, fTabPages.indexOf(page));
page.makeVisible();
}
});
return composite;
}
public void updateStatus(IStatus status) {
super.updateStatus(status != null ? status : fStandardStatus);
}
/* (non-Javadoc)
* @see org.eclipse.jface.window.Window#getInitialSize()
*/
protected Point getInitialSize() {
Point initialSize= super.getInitialSize();
try {
int lastWidth= fDialogSettings.getInt(DS_KEY_PREFERRED_WIDTH);
if (initialSize.x > lastWidth)
lastWidth= initialSize.x;
int lastHeight= fDialogSettings.getInt(DS_KEY_PREFERRED_HEIGHT);
if (initialSize.y > lastHeight)
lastHeight= initialSize.x;
return new Point(lastWidth, lastHeight);
} catch (NumberFormatException ex) {
}
return initialSize;
}
/* (non-Javadoc)
* @see org.eclipse.jface.window.Window#getInitialLocation(org.eclipse.swt.graphics.Point)
*/
protected Point getInitialLocation(Point initialSize) {
try {
return new Point(fDialogSettings.getInt(DS_KEY_PREFERRED_X), fDialogSettings.getInt(DS_KEY_PREFERRED_Y));
} catch (NumberFormatException ex) {
return super.getInitialLocation(initialSize);
}
}
public boolean close() {
final Rectangle shell= getShell().getBounds();
fDialogSettings.put(DS_KEY_PREFERRED_WIDTH, shell.width);
fDialogSettings.put(DS_KEY_PREFERRED_HEIGHT, shell.height);
fDialogSettings.put(DS_KEY_PREFERRED_X, shell.x);
fDialogSettings.put(DS_KEY_PREFERRED_Y, shell.y);
return super.close();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.Dialog#okPressed()
*/
protected void okPressed() {
applyPressed();
super.okPressed();
}
protected void buttonPressed(int buttonId) {
if (buttonId == IDialogConstants.CLIENT_ID) {
applyPressed();
} else {
super.buttonPressed(buttonId);
}
}
private void applyPressed() {
if (fProfile.isBuiltInProfile() || fProfile.isSharedProfile()) {
RenameProfileDialog dialog= new RenameProfileDialog(getShell(), fProfile, fProfileManager);
if (dialog.open() != Window.OK) {
return;
}
fProfile= dialog.getRenamedProfile();
fStandardStatus= new Status(IStatus.OK, RubyPlugin.getPluginId(), IStatus.OK, "", null); //$NON-NLS-1$
updateStatus(fStandardStatus);
}
fProfile.setSettings(new HashMap(fWorkingValues));
fApplyButton.setEnabled(false);
}
protected void createButtonsForButtonBar(Composite parent) {
fApplyButton= createButton(parent, IDialogConstants.CLIENT_ID, FormatterMessages.ModifyDialog_apply_button, false);
fApplyButton.setEnabled(false);
GridLayout layout= (GridLayout) parent.getLayout();
layout.numColumns++;
layout.makeColumnsEqualWidth= false;
Label label= new Label(parent, SWT.NONE);
GridData data= new GridData();
data.widthHint= layout.horizontalSpacing;
label.setLayoutData(data);
super.createButtonsForButtonBar(parent);
}
private final void addTabPage(TabFolder tabFolder, String title, ModifyDialogTabPage tabPage) {
final TabItem tabItem= new TabItem(tabFolder, SWT.NONE);
applyDialogFont(tabItem.getControl());
tabItem.setText(title);
tabItem.setData(tabPage);
tabItem.setControl(tabPage.createContents(tabFolder));
fTabPages.add(tabPage);
}
public void valuesModified() {
if (fApplyButton != null && !fApplyButton.isDisposed()) {
fApplyButton.setEnabled(hasChanges());
}
}
private boolean hasChanges() {
Iterator iter= fProfile.getSettings().entrySet().iterator();
for (;iter.hasNext();) {
Map.Entry curr= (Map.Entry) iter.next();
if (!fWorkingValues.get(curr.getKey()).equals(curr.getValue())) {
return true;
}
}
return false;
}
}