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/*******************************************************************************
* Copyright (c) 2006, 2013 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.eclipse.debug.internal.ui.launchConfigurations;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.debug.core.ILaunchDelegate;
import org.eclipse.debug.internal.core.IInternalDebugCoreConstants;
import org.eclipse.debug.internal.ui.AbstractDebugListSelectionDialog;
import org.eclipse.debug.internal.ui.DebugUIPlugin;
import org.eclipse.debug.internal.ui.IDebugHelpContextIds;
import org.eclipse.debug.internal.ui.SWTFactory;
import org.eclipse.debug.ui.IDebugUIConstants;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.viewers.IBaseLabelProvider;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Link;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
/**
* This dialog is used to select a preferred launcher, and also provides access to the
* workspace defaults for preferred launchers
*
* @since 3.3
*/
public class SelectLaunchersDialog extends AbstractDebugListSelectionDialog {
/**
* Builds labels for table control
*/
class DelegatesLabelProvider implements ILabelProvider {
@Override
public Image getImage(Object element) {return null;}
@Override
public String getText(Object element) {
if(element instanceof ILaunchDelegate) {
ILaunchDelegate ldp = (ILaunchDelegate) element;
String name = ldp.getName();
if(name == null) {
name = ldp.getContributorName();
}
return name;
}
return element.toString();
}
@Override
public void addListener(ILabelProviderListener listener) {}
@Override
public void dispose() {}
@Override
public boolean isLabelProperty(Object element, String property) {return false;}
@Override
public void removeListener(ILabelProviderListener listener) {}
}
Text description = null;
Button configspecific = null;
private ILaunchDelegate[] fDelegates = null;
private ILaunchConfigurationWorkingCopy fConfiguration = null;
private String fLaunchMode = null;
/**
* Constructor
* @param parentShell
*/
public SelectLaunchersDialog(Shell parentShell, ILaunchDelegate[] delegates, ILaunchConfigurationWorkingCopy configuration, String launchmode) {
super(parentShell);
super.setTitle(LaunchConfigurationsMessages.SelectLaunchersDialog_0);
setShellStyle(getShellStyle() | SWT.RESIZE);
fDelegates = delegates;
fConfiguration = configuration;
fLaunchMode = launchmode;
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.Dialog#getInitialSize()
*/
@Override
protected Point getInitialSize() {
IDialogSettings settings = getDialogBoundsSettings();
if(settings != null) {
try {
int width = settings.getInt("DIALOG_WIDTH"); //$NON-NLS-1$
int height = settings.getInt("DIALOG_HEIGHT"); //$NON-NLS-1$
if(width > 0 & height > 0) {
return new Point(width, height);
}
}
catch (NumberFormatException nfe) {
return new Point(450, 450);
}
}
return new Point(450, 450);
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.launchConfigurations.AbstractDebugSelectionDialog#getDialogSettingsId()
*/
@Override
protected String getDialogSettingsId() {
return IDebugUIConstants.PLUGIN_ID + ".SELECT_LAUNCHERS_DIALOG"; //$NON-NLS-1$
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.launchConfigurations.AbstractDebugSelectionDialog#getHelpContextId()
*/
@Override
protected String getHelpContextId() {
return IDebugHelpContextIds.SELECT_LAUNCHERS_DIALOG;
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.launchConfigurations.AbstractDebugSelectionDialog#getLabelProvider()
*/
@Override
protected IBaseLabelProvider getLabelProvider() {
return new DelegatesLabelProvider();
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.launchConfigurations.AbstractDebugSelectionDialog#getViewerInput()
*/
@Override
protected Object getViewerInput() {
return fDelegates;
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.launchConfigurations.AbstractDebugSelectionDialog#addCustomHeaderControls(org.eclipse.swt.widgets.Composite)
*/
@Override
protected void addCustomHeaderControls(Composite parent) {
Composite comp = SWTFactory.createComposite(parent, parent.getFont(), 2, 1, GridData.FILL_HORIZONTAL, 0, 0);
SWTFactory.createWrapLabel(comp, LaunchConfigurationsMessages.SelectLaunchersDialog_2, 2);
SWTFactory.createVerticalSpacer(comp, 1);
this.configspecific = SWTFactory.createCheckButton(comp, LaunchConfigurationsMessages.SelectLaunchersDialog_1, null, true, 1);
this.configspecific.setSelection(false);
GridData gd = (GridData) this.configspecific.getLayoutData();
gd.grabExcessHorizontalSpace = true;
this.configspecific.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
boolean checked = ((Button)e.widget).getSelection();
getViewer().getControl().setEnabled(checked);
resetDelegate();
}
});
Link link = new Link(comp, SWT.WRAP);
link.setText(LaunchConfigurationsMessages.SelectLaunchersDialog_4);
link.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, true, false));
link.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
SWTFactory.showPreferencePage("org.eclipse.debug.ui.LaunchDelegatesPreferencePage"); //$NON-NLS-1$
if(!SelectLaunchersDialog.this.configspecific.getSelection()) {
resetDelegate();
}
}
});
}
/**
* Returns the currently checked launch delegate
* @return the currently selected launch delegate or <code>null</code> if none are checked
*/
protected ILaunchDelegate getSelectedDelegate() {
IStructuredSelection selection = (IStructuredSelection) getViewer().getSelection();
return (ILaunchDelegate) selection.getFirstElement();
}
/**
* @see org.eclipse.jface.dialogs.Dialog#okPressed()
*/
@Override
protected void okPressed() {
ILaunchDelegate delegate = null;
Set<String> modes = getCurrentModeSet();
if(configspecific.getSelection()) {
delegate = getSelectedDelegate();
if(delegate != null) {
fConfiguration.setPreferredLaunchDelegate(modes, delegate.getId());
}
}
else {
fConfiguration.setPreferredLaunchDelegate(modes, null);
}
if(fConfiguration.isDirty()) {
try {
fConfiguration.doSave();
}
catch (CoreException e) {DebugUIPlugin.log(e);}
}
super.okPressed();
}
/**
* Resets the selected and checked delegate in the preferred launcher view part to be the one from the workspace
*/
private void resetDelegate() {
try {
ILaunchDelegate preferred = fConfiguration.getType().getPreferredDelegate(getCurrentModeSet());
Viewer viewer = getViewer();
if(preferred != null) {
viewer.setSelection(new StructuredSelection(preferred));
}
else {
viewer.setSelection(new StructuredSelection());
}
getButton(IDialogConstants.OK_ID).setEnabled(isValid());
}
catch (CoreException ce) {DebugUIPlugin.log(ce);}
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.launchConfigurations.AbstractDebugSelectionDialog#addCustomFooterControls(org.eclipse.swt.widgets.Composite)
*/
@Override
protected void addCustomFooterControls(Composite parent) {
Group group = SWTFactory.createGroup(parent, LaunchConfigurationsMessages.SelectLaunchersDialog_5, 1, 1, GridData.FILL_BOTH);
this.description = SWTFactory.createText(group, SWT.WRAP | SWT.READ_ONLY, 1, GridData.FILL_BOTH);
this.description.setBackground(group.getBackground());
}
/**
* @return the complete set of modes that the associated launch configuration is concerned with
*/
protected Set<String> getCurrentModeSet() {
Set<String> modes = new HashSet<>();
try {
modes = fConfiguration.getModes();
modes.add(fLaunchMode);
}
catch (CoreException ce) {DebugUIPlugin.log(ce);}
return modes;
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.AbstractDebugCheckboxSelectionDialog#addViewerListeners(org.eclipse.jface.viewers.StructuredViewer)
*/
@Override
protected void addViewerListeners(StructuredViewer viewer) {
// Override super to use custom listeners
viewer.addSelectionChangedListener(new ISelectionChangedListener() {
@Override
public void selectionChanged(SelectionChangedEvent event) {
IStructuredSelection ss = (IStructuredSelection) event.getSelection();
if(ss != null && !ss.isEmpty()) {
SelectLaunchersDialog.this.description.setText(((ILaunchDelegate)ss.getFirstElement()).getDescription());
}
else {
SelectLaunchersDialog.this.description.setText(IInternalDebugCoreConstants.EMPTY_STRING);
}
}
});
super.addViewerListeners(viewer);
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.launchConfigurations.AbstractDebugSelectionDialog#initializeControls()
*/
@Override
protected void initializeControls() {
final Viewer viewer = getViewer();
try {
ILaunchDelegate delegate = fConfiguration.getPreferredDelegate(getCurrentModeSet());
if(delegate != null) {
viewer.setSelection(new StructuredSelection(delegate));
configspecific.setSelection(true);
}
else {
viewer.getControl().setEnabled(false);
resetDelegate();
}
}
catch (CoreException ce) {DebugUIPlugin.log(ce);}
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.launchConfigurations.AbstractDebugSelectionDialog#getViewerLabel()
*/
@Override
protected String getViewerLabel() {
return LaunchConfigurationsMessages.SelectLaunchersDialog_launchers;
}
}
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