Java tutorial
/******************************************************************************* * Copyright (c) 2012 Per Kr. Soreide. * 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: * Per Kr. Soreide - initial API and implementation *******************************************************************************/ package bndtools.release.ui; import java.util.List; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.SashForm; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.SelectionListener; import org.eclipse.swt.graphics.Point; 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.Shell; import org.eclipse.swt.widgets.TableItem; import bndtools.release.Activator; import bndtools.release.ProjectDiff; import bndtools.release.ReleaseHelper; import bndtools.release.ReleaseHelper.MacroInfo; import bndtools.release.api.ReleaseOption; import bndtools.release.nl.Messages; public class WorkspaceReleaseDialog extends Dialog implements SelectionListener { private List<ProjectDiff> projectDiffs; private ProjectListControl projectListControl; private BundleTree bundleRelease; protected SashForm sashForm; private final boolean showMessage; private ReleaseOption releaseOption; public WorkspaceReleaseDialog(Shell parentShell, List<ProjectDiff> projectDiffs, boolean showMessage) { super(parentShell); super.setShellStyle(SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MAX | SWT.MIN); this.projectDiffs = projectDiffs; this.showMessage = showMessage; } @Override protected void configureShell(Shell newShell) { super.configureShell(newShell); newShell.setText(Messages.releaseDialogTitle); newShell.setImage(Activator.getImageDescriptor("icons/lorry.png").createImage()); int width = 640, height = 480; int top = -1, left = -1; Shell parent = (Shell) newShell.getParent(); if (parent != null) { Point parentSize = parent.getSize(); Point parentLocation = parent.getLocation(); width = Math.max(Double.valueOf(parentSize.x * 0.8).intValue(), 640); height = Math.max(Double.valueOf(parentSize.y * 0.8).intValue(), 480); top = parentLocation.y + ((parentSize.y - height) / 2); left = parentLocation.x + ((parentSize.x - width) / 2); } newShell.setSize(width, height); if (top != -1 && left != -1) { newShell.setLocation(left, top); } } @Override protected Control createDialogArea(Composite parent) { Composite composite = (Composite) super.createDialogArea(parent); GridData gridData = createFillGridData(); sashForm = new SashForm(composite, SWT.HORIZONTAL); sashForm.setLayout(createGridLayout()); sashForm.setLayoutData(gridData); Composite left = new Composite(sashForm, SWT.NONE); left.setLayout(createGridLayout()); left.setLayoutData(createFillGridData()); Composite right = new Composite(sashForm, SWT.NONE); right.setLayout(createGridLayout()); right.setLayoutData(createFillGridData()); String[] items = ReleaseHelper.getReleaseRepositories(); projectListControl = new ProjectListControl(this, items); projectListControl.createControl(left); bundleRelease = new BundleTree(right); projectListControl.setInput(projectDiffs); sashForm.setWeights(new int[] { 40, 60 }); sashForm.pack(); return sashForm; } public void setSelected(int index) { ProjectDiff projectDiff = null; if (projectDiffs.size() > 0) { projectListControl.setSelected(index); projectDiff = projectDiffs.get(index); } if (projectDiff != null) { bundleRelease.setInput(projectDiff.getBaselines()); bundleRelease.setVisible(true); } else { bundleRelease.setVisible(false); } } @Override public void widgetSelected(SelectionEvent e) { if (e.item == null || e.item.isDisposed()) { return; } ProjectDiff projectDiff = (ProjectDiff) ((TableItem) e.item).getData(); if (projectDiff != null) { if (e.detail > 0) { int checkedIndex = -1; TableItem[] items = projectListControl.getTable().getItems(); for (int i = 0; i < items.length; i++) { if (items[i] == e.item) { checkedIndex = i; break; } } TableItem ti = projectListControl.getTable().getItem(checkedIndex); boolean checked = ti.getChecked(); projectDiff.setRelease(checked); if (checkedIndex > -1) { projectListControl.getTable().deselectAll(); projectListControl.setSelected(checkedIndex); } } bundleRelease.setInput(projectDiff.getBaselines()); bundleRelease.setVisible(true); } else { bundleRelease.setVisible(false); } } @Override public void widgetDefaultSelected(SelectionEvent e) { } public ReleaseOption getReleaseOption() { return releaseOption; } public boolean isShowMessage() { return showMessage; } private static GridLayout createGridLayout() { GridLayout gridLayout = new GridLayout(); gridLayout.numColumns = 1; gridLayout.horizontalSpacing = 0; gridLayout.verticalSpacing = 0; gridLayout.marginWidth = 0; gridLayout.marginHeight = 0; return gridLayout; } private static GridData createFillGridData() { return new GridData(GridData.FILL, GridData.FILL, true, true); } @Override protected void okPressed() { if (bundleRelease.getReleaseOption() == null) { for (ProjectDiff diff : projectDiffs) { if (diff.isRelease()) { Activator.message(Messages.releaseOptionMustBeSpecified); return; } } } releaseOption = bundleRelease.getReleaseOption(); if (releaseOption != ReleaseOption.RELEASE) { // Find bundles with macros as Bundle-Version: List<MacroInfo> bsns = ReleaseHelper.getBsnsWithBundleVersionMacro(projectDiffs); if (bsns.size() > 0) { StringBuilder sb = new StringBuilder(); sb.append(Messages.macrosWillBeOverwritten1); sb.append("\n\n"); for (MacroInfo info : bsns) { sb.append("\t"); sb.append(info.projectDiff.getProject().getName()); if (!info.projectDiff.getProject().getName().equals(info.bsn)) { sb.append(" ("); sb.append(info.bsn); sb.append(")"); } sb.append(" "); sb.append(info.macro); sb.append("\n"); } sb.append("\n"); sb.append(Messages.macrosWillBeOverwritten2); if (!Activator.confirmationMessage(sb.toString())) { return; } } } super.okPressed(); } @Override public boolean close() { if (projectListControl != null) { projectListControl.dispose(); } return super.close(); } }