Java tutorial
/* * Copyright (C) 2012 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.motorola.studio.android.obfuscate.ui; import java.util.ArrayList; import org.eclipse.core.resources.IProject; import org.eclipse.core.resources.ResourcesPlugin; import org.eclipse.core.runtime.CoreException; import org.eclipse.jface.dialogs.IMessageProvider; import org.eclipse.jface.dialogs.TitleAreaDialog; import org.eclipse.jface.viewers.CheckboxTreeViewer; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.ITreeContentProvider; import org.eclipse.jface.viewers.LabelProvider; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; import org.eclipse.swt.graphics.Rectangle; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Monitor; import org.eclipse.swt.widgets.Shell; import org.eclipse.ui.PlatformUI; import com.motorola.studio.android.AndroidPlugin; import com.motorola.studio.android.i18n.AndroidNLS; import com.motorola.studio.android.model.AndroidProject; import com.motorola.studio.android.obfuscate.ObfuscatorManager; public class ObfuscateDialog extends TitleAreaDialog { private final String OBFUSCATION_DIALOG_HELP = AndroidPlugin.PLUGIN_ID + ".obfuscation-dialog"; private CheckboxTreeViewer treeViewer; private Object[] selectedProjects; public ObfuscateDialog(Shell parentShell) { super(parentShell); setTitleImage(AndroidPlugin.imageDescriptorFromPlugin(AndroidPlugin.PLUGIN_ID, "icons/wizban/obfuscate.gif") //$NON-NLS-1$ .createImage()); } @Override protected void configureShell(Shell newShell) { super.configureShell(newShell); newShell.setSize(330, 300); newShell.setText(AndroidNLS.ObfuscateProjectsHandler_1); } /** * Center the dialog. */ @Override protected void initializeBounds() { super.initializeBounds(); Shell shell = this.getShell(); Monitor primary = shell.getMonitor(); Rectangle bounds = primary.getBounds(); Rectangle rect = shell.getBounds(); int x = bounds.x + ((bounds.width - rect.width) / 2); int y = bounds.y + ((bounds.height - rect.height) / 2); shell.setLocation(x, y); } @Override protected Control createDialogArea(Composite parent) { super.createDialogArea(parent).setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); Composite mainComposite = new Composite(parent, SWT.NONE); mainComposite.setLayoutData(new GridData(GridData.FILL_BOTH)); GridLayout layout = new GridLayout(1, false); mainComposite.setLayout(layout); treeViewer = new CheckboxTreeViewer(mainComposite, SWT.CHECK | SWT.BORDER | SWT.V_SCROLL); treeViewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); // Set content and label provider treeViewer.setLabelProvider(new LabelProvider() { @Override public String getText(Object element) { String label = null; if (element instanceof IProject) { label = ((IProject) element).getName(); } return label; } }); treeViewer.setContentProvider(new TreeViewerContentProvider()); ArrayList<IProject> projectsList = generateInputForTree(); treeViewer.setInput(projectsList); for (IProject p : projectsList) { treeViewer.setChecked(p, ObfuscatorManager.isProguardSet(p)); } treeViewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { selectedProjects = treeViewer.getCheckedElements(); } }); treeViewer.expandAll(); mainComposite.layout(true); setTitle(AndroidNLS.ObfuscateProjectsHandler_2); setMessage(AndroidNLS.ObfuscateProjectsHandler_3, IMessageProvider.NONE); PlatformUI.getWorkbench().getHelpSystem().setHelp(mainComposite, OBFUSCATION_DIALOG_HELP); return mainComposite; } private ArrayList<IProject> generateInputForTree() { ArrayList<IProject> androidProjects = new ArrayList<IProject>(); IProject[] allProjectsList = ResourcesPlugin.getWorkspace().getRoot().getProjects(); for (int i = 0; i < allProjectsList.length; i++) { IProject currentProject = allProjectsList[i]; try { if ((currentProject.getNature(AndroidProject.ANDROID_NATURE) != null) && currentProject.isOpen()) { androidProjects.add(currentProject); } } catch (CoreException e) { // do nothing } } return androidProjects; } public ArrayList<IProject> getSelectedProjects() { ArrayList<IProject> list = new ArrayList<IProject>(); if (selectedProjects != null) { for (int i = 0; i < selectedProjects.length; i++) { list.add((IProject) selectedProjects[i]); } } return list; } } class TreeViewerContentProvider implements ITreeContentProvider { public void dispose() { // do nothing } public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { // do nothing } /* * (non-Javadoc) * @see org.eclipse.jface.viewers.ITreeContentProvider#getElements(java.lang.Object) */ public Object[] getElements(Object inputElement) { Object[] elem = null; if (inputElement instanceof ArrayList) { elem = new Object[((ArrayList) inputElement).size()]; elem = ((ArrayList) inputElement).toArray(); } return elem; } /* * (non-Javadoc) * @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object) */ public Object[] getChildren(Object parentElement) { //no children return new Object[0]; } public Object getParent(Object element) { return null; } public boolean hasChildren(Object element) { return false; } }