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package org.eclipse.wst.server.ui.internal;
/**********************************************************************
* Copyright (c) 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 - Initial API and implementation
*
**********************************************************************/
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.dialogs.ProgressMonitorDialog;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
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.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
import org.eclipse.ui.help.WorkbenchHelp;
import org.eclipse.wst.server.core.*;
import org.eclipse.wst.server.core.model.IRuntimeLocatorListener;
import org.eclipse.wst.server.ui.ServerUICore;
import org.eclipse.wst.server.ui.internal.task.FinishWizardFragment;
import org.eclipse.wst.server.ui.internal.task.SaveRuntimeTask;
import org.eclipse.wst.server.ui.internal.viewers.RuntimeComposite;
import org.eclipse.wst.server.ui.internal.wizard.ClosableWizardDialog;
import org.eclipse.wst.server.ui.internal.wizard.fragment.NewRuntimeWizardFragment;
import org.eclipse.wst.server.ui.wizard.IWizardFragment;
import org.eclipse.wst.server.ui.wizard.TaskWizard;
import org.eclipse.wst.server.ui.wizard.WizardFragment;
/**
* The preference page that holds server runtimes.
*/
public class RuntimePreferencePage extends PreferencePage implements IWorkbenchPreferencePage {
protected Button edit;
protected Button remove;
/**
* RuntimePreferencesPage constructor comment.
*/
public RuntimePreferencePage() {
super();
noDefaultAndApplyButton();
}
/**
* Create the preference options.
*
* @param parent org.eclipse.swt.widgets.Composite
* @return org.eclipse.swt.widgets.Control
*/
protected Control createContents(Composite parent) {
initializeDialogUnits(parent);
Composite composite = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
layout.horizontalSpacing = convertHorizontalDLUsToPixels(4);
layout.verticalSpacing = convertVerticalDLUsToPixels(4);
layout.marginWidth = 0;
layout.marginHeight = 0;
layout.numColumns = 2;
composite.setLayout(layout);
GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL);
composite.setLayoutData(data);
WorkbenchHelp.setHelp(composite, ContextIds.PREF_GENERAL);
Label label = new Label(composite, SWT.WRAP);
data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
data.horizontalSpan = 2;
label.setLayoutData(data);
label.setText(ServerUIPlugin.getResource("%preferenceRuntimesDescription"));
final RuntimeComposite runtimeComp = new RuntimeComposite(composite, SWT.NONE, new RuntimeComposite.RuntimeSelectionListener() {
public void runtimeSelected(IRuntime runtime) {
if (runtime == null || runtime.isLocked()) {
edit.setEnabled(false);
remove.setEnabled(false);
} else {
edit.setEnabled(true);
remove.setEnabled(true);
}
}
});
runtimeComp.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL));
Composite buttonComp = new Composite(composite, SWT.NONE);
layout = new GridLayout();
layout.horizontalSpacing = 0;
layout.verticalSpacing = convertVerticalDLUsToPixels(4);
layout.marginWidth = 0;
layout.marginHeight = 0;
layout.numColumns = 1;
buttonComp.setLayout(layout);
data = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL);
buttonComp.setLayoutData(data);
Button add = SWTUtil.createButton(buttonComp, ServerUIPlugin.getResource("%add"));
add.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
if (showWizard(null) == Window.CANCEL)
return;
runtimeComp.refresh();
}
});
edit = SWTUtil.createButton(buttonComp, ServerUIPlugin.getResource("%edit"));
edit.setEnabled(false);
edit.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
IRuntime runtime = runtimeComp.getSelectedRuntime();
if (runtime != null) {
IRuntimeWorkingCopy runtimeWorkingCopy = runtime.getWorkingCopy();
if (showWizard(runtimeWorkingCopy) != Window.CANCEL) {
try {
runtimeWorkingCopy.save(new NullProgressMonitor());
runtimeComp.refresh(runtime);
} catch (Exception ex) { }
}
}
}
});
remove = SWTUtil.createButton(buttonComp, ServerUIPlugin.getResource("%remove"));
remove.setEnabled(false);
remove.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
IRuntime runtime = runtimeComp.getSelectedRuntime();
if (shouldRemoveRuntime(runtime))
try {
runtime.delete();
runtimeComp.remove(runtime);
} catch (Exception ex) { }
}
});
Button search = SWTUtil.createButton(buttonComp, ServerUIPlugin.getResource("%search"));
search.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
try {
ProgressMonitorDialog dialog = new ProgressMonitorDialog(getShell());
dialog.setBlockOnOpen(false);
dialog.open();
final IProgressMonitor monitor = dialog.getProgressMonitor();
final List list = new ArrayList();
IRuntimeLocatorListener listener = new IRuntimeLocatorListener() {
public void runtimeFound(IRuntime runtime) {
monitor.subTask(runtime.getName());
list.add(runtime);
}
};
Iterator iterator = ServerCore.getRuntimeLocators().iterator();
while (iterator.hasNext()) {
IRuntimeLocator locator = (IRuntimeLocator) iterator.next();
locator.searchForRuntimes(listener, monitor);
}
Trace.trace(Trace.FINER, "Found runtimes: " + list.size());
// remove duplicates from list (based on location)
Trace.trace(Trace.FINER, "Removing duplicates");
List good = new ArrayList();
Iterator iterator2 = list.iterator();
while (iterator2.hasNext()) {
boolean dup = false;
IRuntime wc = (IRuntime) iterator2.next();
iterator = ServerCore.getResourceManager().getRuntimes().iterator();
while (iterator.hasNext()) {
IRuntime runtime = (IRuntime) iterator.next();
if (runtime.getLocation().equals(wc.getLocation()))
dup = true;
}
if (!dup)
good.add(wc);
}
// add to list
Trace.trace(Trace.FINER, "Adding runtimes: " + good.size());
iterator = good.iterator();
while (iterator.hasNext()) {
IRuntimeWorkingCopy wc = (IRuntimeWorkingCopy) iterator.next();
wc.save(monitor);
}
dialog.close();
} catch (Exception ex) {
Trace.trace(Trace.SEVERE, "Error finding runtimes", ex);
}
runtimeComp.refresh();
}
});
Dialog.applyDialogFont(composite);
return composite;
}
protected boolean shouldRemoveRuntime(IRuntime runtime) {
if (runtime == null)
return false;
// check for use
boolean inUse = false;
Iterator iterator = ServerCore.getResourceManager().getServers().iterator();
while (iterator.hasNext()) {
IServer server = (IServer) iterator.next();
if (runtime.equals(server.getRuntime()))
inUse = true;
}
IProject[] projects = ResourcesPlugin.getWorkspace().getRoot().getProjects();
if (projects != null) {
int size = projects.length;
for (int i = 0; i < size; i++) {
IProjectProperties props = ServerCore.getProjectProperties(projects[i]);
if (runtime.equals(props.getRuntimeTarget()))
inUse = true;
}
}
if (inUse) {
if (!MessageDialog.openConfirm(getShell(), ServerUIPlugin.getResource("%defaultDialogTitle"), ServerUIPlugin.getResource("%dialogRuntimeInUse")))
return false;
}
return true;
}
protected int showWizard(final IRuntimeWorkingCopy runtimeWorkingCopy) {
String title = null;
IWizardFragment fragment = null;
if (runtimeWorkingCopy == null) {
title = ServerUIPlugin.getResource("%wizNewRuntimeWizardTitle");
fragment = new WizardFragment() {
public void createSubFragments(List list) {
list.add(new NewRuntimeWizardFragment());
list.add(new FinishWizardFragment(new SaveRuntimeTask()));
}
};
} else {
title = ServerUIPlugin.getResource("%wizEditRuntimeWizardTitle");
final IWizardFragment fragment2 = ServerUICore.getWizardFragment(runtimeWorkingCopy.getRuntimeType().getId());
if (fragment2 == null) {
edit.setEnabled(false);
return Window.CANCEL;
}
fragment = new WizardFragment() {
public void createSubFragments(List list) {
list.add(new WizardFragment() {
public void enter() {
getTaskModel().putObject(ITaskModel.TASK_RUNTIME, runtimeWorkingCopy);
}
});
list.add(fragment2);
list.add(new FinishWizardFragment(new SaveRuntimeTask()));
}
};
}
TaskWizard wizard = new TaskWizard(title, fragment);
wizard.setForcePreviousAndNextButtons(true);
ClosableWizardDialog dialog = new ClosableWizardDialog(getShell(), wizard);
return dialog.open();
}
protected IRuntime getSelection(ISelection sel2) {
IStructuredSelection sel = (IStructuredSelection) sel2;
return (IRuntime) sel.getFirstElement();
}
/**
* Initializes this preference page using the passed desktop.
*
* @param desktop the current desktop
*/
public void init(IWorkbench workbench) { }
/**
* Performs special processing when this page's Defaults button has been pressed.
* <p>
* This is a framework hook method for sublcasses to do special things when
* the Defaults button has been pressed.
* Subclasses may override, but should call <code>super.performDefaults</code>.
* </p>
*/
protected void performDefaults() {
super.performDefaults();
}
/**
* Method declared on IPreferencePage.
* Subclasses should override
*/
public boolean performOk() {
// TODO - should not save until user hits ok
return true;
}
/**
*
*/
public void setVisible(boolean visible) {
super.setVisible(visible);
if (visible)
setTitle(ServerUIPlugin.getResource("%preferenceRuntimesTitleLong"));
}
}