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/*******************************************************************************
* Copyright (c) 2000, 2009 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.jdt.internal.debug.ui.launcher;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.debug.ui.StringVariableSelectionDialog;
import org.eclipse.jdt.debug.ui.launchConfigurations.JavaLaunchTab;
import org.eclipse.jdt.internal.debug.ui.JDIDebugUIPlugin;
import org.eclipse.jdt.internal.debug.ui.actions.ControlAccessibleListener;
import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.TraverseEvent;
import org.eclipse.swt.events.TraverseListener;
import org.eclipse.swt.graphics.Font;
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.Group;
import org.eclipse.swt.widgets.Text;
/**
* Editor for VM arguments of a Java launch configuration.
*/
public class VMArgumentsBlock extends JavaLaunchTab {
// VM arguments widgets
protected Text fVMArgumentsText;
private Button fPgrmArgVariableButton;
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#createControl(Composite)
*/
public void createControl(Composite parent) {
Font font = parent.getFont();
Group group = new Group(parent, SWT.NONE);
setControl(group);
GridLayout topLayout = new GridLayout();
group.setLayout(topLayout);
GridData gd = new GridData(GridData.FILL_BOTH);
group.setLayoutData(gd);
group.setFont(font);
group.setText(LauncherMessages.JavaArgumentsTab_VM_ar_guments__6);
fVMArgumentsText = new Text(group, SWT.MULTI | SWT.WRAP| SWT.BORDER | SWT.V_SCROLL);
fVMArgumentsText.addTraverseListener(new TraverseListener() {
public void keyTraversed(TraverseEvent e) {
switch (e.detail) {
case SWT.TRAVERSE_ESCAPE:
case SWT.TRAVERSE_PAGE_NEXT:
case SWT.TRAVERSE_PAGE_PREVIOUS:
e.doit = true;
break;
case SWT.TRAVERSE_RETURN:
case SWT.TRAVERSE_TAB_NEXT:
case SWT.TRAVERSE_TAB_PREVIOUS:
if ((fVMArgumentsText.getStyle() & SWT.SINGLE) != 0) {
e.doit = true;
} else {
if (!fVMArgumentsText.isEnabled() || (e.stateMask & SWT.MODIFIER_MASK) != 0) {
e.doit = true;
}
}
break;
}
}
});
gd = new GridData(GridData.FILL_BOTH);
gd.heightHint = 40;
gd.widthHint = 100;
fVMArgumentsText.setLayoutData(gd);
fVMArgumentsText.setFont(font);
fVMArgumentsText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent evt) {
scheduleUpdateJob();
}
});
ControlAccessibleListener.addListener(fVMArgumentsText, group.getText());
fPgrmArgVariableButton = createPushButton(group, LauncherMessages.VMArgumentsBlock_4, null);
fPgrmArgVariableButton.setFont(font);
fPgrmArgVariableButton.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_END));
fPgrmArgVariableButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
StringVariableSelectionDialog dialog = new StringVariableSelectionDialog(getShell());
dialog.open();
String variable = dialog.getVariableExpression();
if (variable != null) {
fVMArgumentsText.insert(variable);
}
}
});
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#setDefaults(ILaunchConfigurationWorkingCopy)
*/
public void setDefaults(ILaunchConfigurationWorkingCopy configuration) {
configuration.setAttribute(IJavaLaunchConfigurationConstants.ATTR_VM_ARGUMENTS, (String)null);
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#initializeFrom(ILaunchConfiguration)
*/
@Override
public void initializeFrom(ILaunchConfiguration configuration) {
try {
fVMArgumentsText.setText(configuration.getAttribute(IJavaLaunchConfigurationConstants.ATTR_VM_ARGUMENTS, "")); //$NON-NLS-1$
} catch (CoreException e) {
setErrorMessage(LauncherMessages.JavaArgumentsTab_Exception_occurred_reading_configuration___15 + e.getStatus().getMessage());
JDIDebugUIPlugin.log(e);
}
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#performApply(ILaunchConfigurationWorkingCopy)
*/
public void performApply(ILaunchConfigurationWorkingCopy configuration) {
configuration.setAttribute(IJavaLaunchConfigurationConstants.ATTR_VM_ARGUMENTS, getAttributeValueFrom(fVMArgumentsText));
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#getName()
*/
public String getName() {
return LauncherMessages.VMArgumentsBlock_VM_Arguments;
}
/**
* Retuns the string in the text widget, or <code>null</code> if empty.
*
* @return text or <code>null</code>
*/
protected String getAttributeValueFrom(Text text) {
String content = text.getText().trim();
if (content.length() > 0) {
return content;
}
return null;
}
public void setEnabled(boolean enabled) {
fVMArgumentsText.setEnabled(enabled);
fPgrmArgVariableButton.setEnabled(enabled);
}
}
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