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/*******************************************************************************
* Copyright (c) 2005, 2012 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
* Ken Ryall (Nokia) - bug 178731
* Anton Gorenkov
*******************************************************************************/
package org.eclipse.cdt.launch.ui;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.ICDescriptor;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.settings.model.ICProjectDescription;
import org.eclipse.cdt.debug.core.ICDTLaunchConfigurationConstants;
import org.eclipse.cdt.launch.internal.ui.LaunchUIPlugin;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.variables.VariablesPlugin;
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.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.IWorkbenchPage;
public abstract class CLaunchConfigurationTab extends AbstractLaunchConfigurationTab {
/**
* Returns the current C element context from which to initialize default
* settings, or <code>null</code> if none. Note, if possible we will
* return the IBinary based on config entry as this may be more usefull then
* just the project.
*
* @return C element context.
*/
protected ICElement getContext(ILaunchConfiguration config, String platform) {
String projectName = null;
String programName = null;
IWorkbenchPage page = LaunchUIPlugin.getActivePage();
Object obj = null;
try {
projectName = config.getAttribute(ICDTLaunchConfigurationConstants.ATTR_PROJECT_NAME, (String)null);
programName = config.getAttribute(ICDTLaunchConfigurationConstants.ATTR_PROGRAM_NAME, (String)null);
if (programName != null) {
programName = VariablesPlugin.getDefault().getStringVariableManager().performStringSubstitution(programName);
}
} catch (CoreException e) {
}
if (projectName != null && !projectName.equals("")) { //$NON-NLS-1$
IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
ICProject cProject = CCorePlugin.getDefault().getCoreModel().create(project);
if (cProject != null && cProject.exists()) {
obj = cProject;
}
} else {
if (page != null) {
ISelection selection = page.getSelection();
if (selection instanceof IStructuredSelection) {
IStructuredSelection ss = (IStructuredSelection)selection;
if (!ss.isEmpty()) {
obj = ss.getFirstElement();
}
}
}
}
if (obj instanceof IResource) {
ICElement ce = CoreModel.getDefault().create((IResource)obj);
if (ce == null) {
IProject pro = ((IResource)obj).getProject();
ce = CoreModel.getDefault().create(pro);
}
obj = ce;
}
if (obj instanceof ICElement) {
if (platform != null && !platform.equals("*")) { //$NON-NLS-1$
ICDescriptor descriptor;
try {
descriptor = CCorePlugin.getDefault().getCProjectDescription( ((ICElement)obj).getCProject().getProject(),
false);
if (descriptor != null) {
String projectPlatform = descriptor.getPlatform();
if (!projectPlatform.equals(platform) && !projectPlatform.equals("*")) { //$NON-NLS-1$
obj = null;
}
}
} catch (CoreException e) {
}
}
if (obj != null) {
if (programName == null || programName.equals("")) { //$NON-NLS-1$
return (ICElement)obj;
}
ICElement ce = (ICElement)obj;
IProject project;
project = (IProject)ce.getCProject().getResource();
IPath programFile = project.getFile(programName).getLocation();
ce = CCorePlugin.getDefault().getCoreModel().create(programFile);
if (ce != null && ce.exists()) {
return ce;
}
return (ICElement)obj;
}
}
if (page != null)
{
IEditorPart part = page.getActiveEditor();
if (part != null) {
IEditorInput input = part.getEditorInput();
if (input instanceof IFileEditorInput) {
IFile file = ((IFileEditorInput)input).getFile();
if (file != null)
{
ICElement ce = CoreModel.getDefault().create(file);
if (ce == null) {
IProject pro = file.getProject();
ce = CoreModel.getDefault().create(pro);
}
return ce;
}
}
}
}
return null;
}
/**
* Set the C project attribute based on the ICElement.
*/
protected void initializeCProject(ICElement cElement, ILaunchConfigurationWorkingCopy config) {
ICProject cProject = cElement.getCProject();
String name = null;
if (cProject != null && cProject.exists()) {
name = cProject.getElementName();
config.setMappedResources(new IResource[] {cProject.getProject()});
ICProjectDescription projDes = CCorePlugin.getDefault().getProjectDescription(cProject.getProject());
String buildConfigID = projDes.getActiveConfiguration().getId();
config.setAttribute(ICDTLaunchConfigurationConstants.ATTR_PROJECT_BUILD_CONFIG_ID, buildConfigID);
}
config.setAttribute(ICDTLaunchConfigurationConstants.ATTR_PROJECT_NAME, name);
}
protected String getPlatform(ILaunchConfiguration config) {
String platform = Platform.getOS();
try {
return config.getAttribute(ICDTLaunchConfigurationConstants.ATTR_PLATFORM, platform);
} catch (CoreException e) {
return platform;
}
}
/**
* Creates a button that allows user to insert build variables.
*
* @since 7.0
*/
protected Button createVariablesButton(Composite parent, String label, final Text textField) {
Button variablesButton = createPushButton(parent, label, null);
variablesButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent arg0) {
handleVariablesButtonSelected(textField);
}
});
return variablesButton;
}
/**
* 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) {
// We should use insert() but not append() to be consistent with the Platform behavior (e.g. Common tab)
textField.insert(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();
}
}
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