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/*******************************************************************************
* Copyright (c) 2007, 2010 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.internal.debug.ui.launch;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.debug.ui.AbstractLaunchConfigurationTab;
import org.eclipse.debug.ui.StringVariableSelectionDialog;
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.graphics.Font;
import org.eclipse.swt.graphics.Image;
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.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.tcf.internal.debug.launch.TCFLaunchDelegate;
import org.eclipse.tcf.internal.debug.ui.Activator;
import org.eclipse.tcf.internal.debug.ui.ImageCache;
public class TCFArgumentsTab extends AbstractLaunchConfigurationTab {
private Text text_arguments;
private Button button_variables;
private Exception init_error;
public void createControl(Composite parent) {
Font font = parent.getFont();
Composite comp = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout(1, true);
comp.setLayout(layout);
comp.setFont(font);
GridData gd = new GridData(GridData.FILL_BOTH);
comp.setLayoutData(gd);
setControl(comp);
createArgumentsGroup(comp);
}
private void createArgumentsGroup(Composite parent) {
Composite comp = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
comp.setLayout(layout);
GridData gd = new GridData(GridData.FILL_BOTH);
comp.setLayoutData(gd);
Label label = new Label(comp, SWT.NONE);
label.setText("Program Arguments:");
gd = new GridData();
gd.horizontalSpan = 2;
label.setLayoutData(gd);
text_arguments = new Text(comp, SWT.MULTI | SWT.WRAP | SWT.BORDER | SWT.V_SCROLL);
gd = new GridData(GridData.FILL_BOTH);
gd.heightHint = 40;
gd.widthHint = 100;
text_arguments.setLayoutData(gd);
text_arguments.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent evt) {
updateLaunchConfigurationDialog();
}
});
button_variables = createPushButton(comp, "Variables", null);
gd = new GridData(GridData.HORIZONTAL_ALIGN_END);
button_variables.setLayoutData(gd);
button_variables.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent arg0) {
handleVariablesButtonSelected(text_arguments);
}
});
}
/**
* A variable entry button has been pressed for the given text
* field. Prompt the user for a variable and enter the result
* in the given field.
*/
private void handleVariablesButtonSelected(Text textField) {
String variable = getVariable();
if (variable != null) textField.append(variable);
}
/**
* Prompts the user to choose and configure a variable and returns
* the resulting string, suitable to be used as an attribute.
*/
private String getVariable() {
StringVariableSelectionDialog dialog = new StringVariableSelectionDialog(getShell());
dialog.open();
return dialog.getVariableExpression();
}
public void setDefaults(ILaunchConfigurationWorkingCopy config) {
config.setAttribute(TCFLaunchDelegate.ATTR_PROGRAM_ARGUMENTS, (String)null);
}
public void initializeFrom(ILaunchConfiguration configuration) {
setErrorMessage(null);
setMessage(null);
try {
text_arguments.setText(configuration.getAttribute(TCFLaunchDelegate.ATTR_PROGRAM_ARGUMENTS, "")); //$NON-NLS-1$
}
catch (CoreException e) {
init_error = e;
setErrorMessage("Cannot read launch configuration: " + e);
Activator.log(e);
}
}
public void performApply(ILaunchConfigurationWorkingCopy configuration) {
configuration.setAttribute(
TCFLaunchDelegate.ATTR_PROGRAM_ARGUMENTS,
getAttributeValueFrom(text_arguments));
}
@Override
public boolean isValid(ILaunchConfiguration config) {
setErrorMessage(null);
setMessage(null);
if (init_error != null) {
setErrorMessage("Cannot read launch configuration: " + init_error);
return false;
}
return true;
}
protected String getAttributeValueFrom(Text text) {
String content = text.getText().trim();
content = content.replaceAll("\r\n", "\n"); // eliminate Windows \r line delimiter
if (content.length() > 0) return content;
return null;
}
public String getName() {
return "Arguments";
}
@Override
public Image getImage() {
return ImageCache.getImageDescriptor(ImageCache.IMG_ARGUMENTS_TAB).createImage();
}
}
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