Java tutorial
/** * Copyright (c) 2013-2014 Angelo ZERR. * 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: * Angelo Zerr <angelo.zerr@gmail.com> - initial API and implementation */ package fr.opensagres.eclipse.jsbuild.ui.launchConfigurations; import org.eclipse.core.externaltools.internal.IExternalToolConstants; import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IResource; import org.eclipse.core.resources.ResourcesPlugin; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.variables.IStringVariableManager; import org.eclipse.core.variables.VariablesPlugin; import org.eclipse.debug.core.ILaunchConfiguration; import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy; import org.eclipse.debug.ui.ILaunchConfigurationTab; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.viewers.IStructuredSelection; 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.ui.externaltools.internal.launchConfigurations.ExternalToolsMainTab; import org.eclipse.ui.externaltools.internal.ui.FileSelectionDialog; import fr.opensagres.eclipse.jsbuild.internal.ui.JSBuildFileUtil; import fr.opensagres.eclipse.jsbuild.internal.ui.launchConfigurations.JSBuildFileLaunchConfigurationMessages; public class JSBUildFileMainTab extends ExternalToolsMainTab { private String fCurrentLocation = null; private Button fSetInputHandlerButton; private IFile fNewFile; /* * (non-Javadoc) * * @see org.eclipse.debug.ui.ILaunchConfigurationTab#initializeFrom(org.eclipse.debug.core.ILaunchConfiguration) */ @Override public void initializeFrom(ILaunchConfiguration configuration) { super.initializeFrom(configuration); try { fCurrentLocation = configuration.getAttribute(IExternalToolConstants.ATTR_LOCATION, (String) null); } catch (CoreException e) { // do nothing } updateCheckButtons(configuration); } /* * (non-Javadoc) * * @see org.eclipse.debug.ui.ILaunchConfigurationTab#performApply(org.eclipse.debug.core.ILaunchConfigurationWorkingCopy) */ @Override public void performApply(ILaunchConfigurationWorkingCopy configuration) { super.performApply(configuration); try { // has the location changed String newLocation = configuration.getAttribute(IExternalToolConstants.ATTR_LOCATION, (String) null); if (newLocation != null) { if (!newLocation.equals(fCurrentLocation)) { updateTargetsTab(); fCurrentLocation = newLocation; updateProjectName(configuration); } } else if (fCurrentLocation != null) { updateTargetsTab(); fCurrentLocation = newLocation; updateProjectName(configuration); } } catch (CoreException e) { // do nothing } //setMappedResources(configuration); //setAttribute(IAntUIConstants.SET_INPUTHANDLER, configuration, fSetInputHandlerButton.getSelection(), true); } /*private void setMappedResources(ILaunchConfigurationWorkingCopy configuration) { // Don't map resources for external tool builders - they don't show up in the launch history try { if (!IAntLaunchConstants.ID_ANT_BUILDER_LAUNCH_CONFIGURATION_TYPE.equals(configuration.getType().getIdentifier())) { IFile file = getIFile(configuration); configuration.setMappedResources(new IResource[] { file }); } } catch (CoreException e) { // do nothing } }*/ private void updateProjectName(ILaunchConfigurationWorkingCopy configuration) { IFile file = getIFile(configuration); String projectName = ""; //IAntCoreConstants.EMPTY_STRING; if (file != null) { projectName = file.getProject().getName(); } //configuration.setAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, projectName); } private IFile getIFile(ILaunchConfigurationWorkingCopy configuration) { IFile file = null; if (fNewFile != null) { file = fNewFile; fNewFile = null; } else { IStringVariableManager manager = VariablesPlugin.getDefault().getStringVariableManager(); try { String location = configuration.getAttribute(IExternalToolConstants.ATTR_LOCATION, (String) null); if (location != null) { String expandedLocation = manager.performStringSubstitution(location); if (expandedLocation != null) { file = JSBuildFileUtil.getFileForLocation(expandedLocation); } } } catch (CoreException e) { // do nothing } } return file; } /* * (non-Javadoc) * * @see org.eclipse.debug.ui.ILaunchConfigurationTab#createControl(org.eclipse.swt.widgets.Composite) */ @Override public void createControl(Composite parent) { Composite mainComposite = new Composite(parent, SWT.NONE); setControl(mainComposite); //PlatformUI.getWorkbench().getHelpSystem().setHelp(mainComposite, IAntUIHelpContextIds.ANT_MAIN_TAB); GridLayout layout = new GridLayout(); layout.numColumns = 1; GridData gridData = new GridData(GridData.FILL_HORIZONTAL); mainComposite.setLayout(layout); mainComposite.setLayoutData(gridData); mainComposite.setFont(parent.getFont()); createLocationComponent(mainComposite); createWorkDirectoryComponent(mainComposite); createArgumentComponent(mainComposite); createVerticalSpacer(mainComposite, 2); createSetInputHandlerComponent(mainComposite); Dialog.applyDialogFont(parent); } /** * Creates the controls needed to edit the set input handler attribute of an Ant build * * @param parent * the composite to create the controls in */ private void createSetInputHandlerComponent(Composite parent) { fSetInputHandlerButton = createCheckButton(parent, JSBuildFileLaunchConfigurationMessages.AntMainTab_0); GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL); data.horizontalSpan = 2; fSetInputHandlerButton.setLayoutData(data); fSetInputHandlerButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { updateLaunchConfigurationDialog(); } }); } /* * (non-Javadoc) * * @see * org.eclipse.ui.externaltools.internal.launchConfigurations.ExternalToolsMainTab#setDefaults(org.eclipse.debug.core.ILaunchConfigurationWorkingCopy * ) */ @Override public void setDefaults(ILaunchConfigurationWorkingCopy configuration) { super.setDefaults(configuration); // prevent a new blank configuration from being dirty when first created and not yet edited //setMappedResources(configuration); } private void updateCheckButtons(ILaunchConfiguration configuration) { /*boolean setInputHandler = true; try { setInputHandler = configuration.getAttribute(IAntUIConstants.SET_INPUTHANDLER, true); } catch (CoreException ce) { AntUIPlugin.log(JSBuildFileLaunchConfigurationMessages.AntMainTab_1, ce); } fSetInputHandlerButton.setSelection(setInputHandler);*/ } /* * (non-Javadoc) * * @see org.eclipse.ui.externaltools.internal.launchConfigurations.ExternalToolsMainTab#handleWorkspaceLocationButtonSelected() */ @Override protected void handleWorkspaceLocationButtonSelected() { FileSelectionDialog dialog; dialog = new FileSelectionDialog(getShell(), ResourcesPlugin.getWorkspace().getRoot(), JSBuildFileLaunchConfigurationMessages.AntMainTab__Select_a_build_file__1); dialog.open(); IStructuredSelection result = dialog.getResult(); if (result == null) { return; } Object file = result.getFirstElement(); if (file instanceof IFile) { fNewFile = (IFile) file; locationField.setText(VariablesPlugin.getDefault().getStringVariableManager() .generateVariableExpression("workspace_loc", fNewFile.getFullPath().toString())); //$NON-NLS-1$ } } /* * (non-Javadoc) * * @see org.eclipse.ui.externaltools.internal.launchConfigurations.ExternalToolsMainTab#getWorkingDirectoryLabel() */ @Override protected String getWorkingDirectoryLabel() { return JSBuildFileLaunchConfigurationMessages.AntMainTab_3; } private void updateTargetsTab() { // the location has changed...set the targets tab to // need to be recomputed ILaunchConfigurationTab[] tabs = getLaunchConfigurationDialog().getTabs(); for (int i = 0; i < tabs.length; i++) { ILaunchConfigurationTab tab = tabs[i]; /*if (tab instanceof AntTargetsTab) { ((AntTargetsTab) tab).setDirty(true); break; }*/ } } /* * (non-Javadoc) * * @see org.eclipse.ui.externaltools.internal.launchConfigurations.ExternalToolsMainTab#getLocationLabel() */ @Override protected String getLocationLabel() { return JSBuildFileLaunchConfigurationMessages.AntMainTab_6; } }