diff options
Diffstat (limited to 'plugins/infra/core/org.eclipse.papyrus.infra.core.pluginexplorer/src/org/eclipse/papyrus/infra/core/pluginexplorer/PluginsContentDialog.java')
| -rwxr-xr-x | plugins/infra/core/org.eclipse.papyrus.infra.core.pluginexplorer/src/org/eclipse/papyrus/infra/core/pluginexplorer/PluginsContentDialog.java | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/plugins/infra/core/org.eclipse.papyrus.infra.core.pluginexplorer/src/org/eclipse/papyrus/infra/core/pluginexplorer/PluginsContentDialog.java b/plugins/infra/core/org.eclipse.papyrus.infra.core.pluginexplorer/src/org/eclipse/papyrus/infra/core/pluginexplorer/PluginsContentDialog.java new file mode 100755 index 00000000000..f5d6ddb4375 --- /dev/null +++ b/plugins/infra/core/org.eclipse.papyrus.infra.core.pluginexplorer/src/org/eclipse/papyrus/infra/core/pluginexplorer/PluginsContentDialog.java @@ -0,0 +1,182 @@ +/*****************************************************************************
+ * Copyright (c) 2013 CEA LIST.
+ *
+ *
+ * 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:
+ * Laurent Wouters laurent.wouters@cea.fr - Initial API and implementation
+ *
+ *****************************************************************************/
+
+package org.eclipse.papyrus.infra.core.pluginexplorer;
+
+import java.io.File;
+
+import org.eclipse.jface.dialogs.Dialog;
+import org.eclipse.jface.dialogs.IDialogConstants;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.viewers.ViewerSorter;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SegmentEvent;
+import org.eclipse.swt.events.SegmentListener;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.layout.FillLayout;
+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.Label;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Text;
+import org.osgi.framework.Bundle;
+
+/**
+ * Represents a dialog for the selection of plugins and their resources by a user
+ * @author Laurent Wouters
+ */
+public class PluginsContentDialog extends Dialog {
+ private static final int SIZE_WIDTH = 400;
+ private static final int SIZE_HEIGHT = 300;
+
+ private PluginsContentSelectionValidator validator;
+ private String title;
+ private String message;
+ private Plugin[] plugins;
+ private TreeViewer tree;
+ private Text field;
+ private Object selection;
+
+ /**
+ * Gets the selected element
+ * @return The element selected by the user
+ */
+ public Object getSelection() {
+ return selection;
+ }
+
+ /**
+ * Creates a new dialog
+ * @param parentShell The parent shell
+ * @param validator The validator used for validating the user's selection
+ * @param title The dialog's title
+ * @param message The dialog's message
+ */
+ public PluginsContentDialog(Shell parentShell, PluginsContentSelectionValidator validator, String title, String message) {
+ super(parentShell);
+ this.validator = validator;
+ this.title = title;
+ this.message = message;
+ this.plugins = Plugin.getLoadedPlugins();
+ }
+
+ @Override
+ protected Control createDialogArea(Composite parent) {
+ // create composite
+ Composite composite = (Composite) super.createDialogArea(parent);
+ GridLayout gridLayout = new GridLayout();
+ gridLayout.numColumns = 1;
+ composite.setLayout(gridLayout);
+
+ Label label = new Label(composite, SWT.WRAP | SWT.SINGLE);
+ label.setText(message);
+ label.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL));
+
+ field = new Text(composite, SWT.SINGLE | SWT.BORDER);
+ field.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL));
+ field.addSegmentListener(new SegmentListener(){
+ public void getSegments(SegmentEvent event) {
+ if (tree != null)
+ tree.setContentProvider(new PluginsContentProvider(plugins, field.getText()));
+ }
+ });
+
+ Composite inner = new Composite(composite, SWT.NONE);
+ inner.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL | GridData.FILL_VERTICAL));
+ inner.setLayout(new FillLayout());
+
+ tree = new TreeViewer(inner, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
+ tree.setLabelProvider(new PluginsContentLabelProvider());
+ tree.setSorter(getViewerSorter());
+ tree.setContentProvider(new PluginsContentProvider(plugins, null));
+ tree.setInput(PluginsContentProvider.treeRoot);
+ tree.addSelectionChangedListener(new ISelectionChangedListener() {
+ public void selectionChanged(SelectionChangedEvent event) {
+ IStructuredSelection s = (IStructuredSelection)event.getSelection();
+ selection = s.getFirstElement();
+ resetValidity();
+ }
+ });
+
+ applyDialogFont(composite);
+ return composite;
+ }
+
+ @Override
+ protected Control createButtonBar(Composite parent) {
+ Control composite = super.createButtonBar(parent);
+ resetValidity();
+ return composite;
+ }
+
+ /**
+ * Enquires about the current validity of the selection and disables or enables the dialog's validation correspondingly
+ */
+ private void resetValidity() {
+ if (selection == null) {
+ getButton(IDialogConstants.OK_ID).setEnabled(false);
+ return;
+ }
+ if (validator == null) {
+ getButton(IDialogConstants.OK_ID).setEnabled(true);
+ return;
+ }
+ boolean valid = false;
+ if (selection instanceof Plugin)
+ valid = validator.isValid((Plugin)selection);
+ else if (selection instanceof PluginEntry)
+ valid = validator.isValid((PluginEntry)selection);
+ getButton(IDialogConstants.OK_ID).setEnabled(valid);
+ }
+
+ @Override
+ protected boolean isResizable() { return true; }
+
+ @Override
+ protected void configureShell(Shell shell) {
+ super.configureShell(shell);
+ shell.setSize(SIZE_WIDTH, SIZE_HEIGHT);
+ Point size = shell.getParent().getShell().getSize();
+ shell.setLocation((size.x - SIZE_WIDTH)/2, (size.y - SIZE_HEIGHT)/2);
+ shell.setText(title);
+ }
+
+ /**
+ * Gets the viewer sorter for this dialog
+ * @return A viewer sorter
+ */
+ private ViewerSorter getViewerSorter() {
+ return new ViewerSorter() {
+ @Override
+ public int compare(Viewer viewer, Object e1, Object e2) {
+ if (e1 instanceof Bundle) {
+ Bundle b1 = (Bundle)e1;
+ Bundle b2 = (Bundle)e2;
+ return b1.getSymbolicName().compareTo(b2.getSymbolicName());
+ } else if (e1 instanceof File) {
+ File f1 = (File)e1;
+ File f2 = (File)e2;
+ return (f1.getName().compareTo(f2.getName()));
+ }
+ return super.compare(viewer, e1, e2);
+ }
+ };
+ }
+}
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