bundles/org.eclipse.equinox.p2.ui/src/org/eclipse/equinox/internal/provisional/p2/ui/dialogs/InstalledSoftwarePage.java - equinox/rt.equinox.p2 - Git at Google

 /*******************************************************************************
  * Copyright (c) 2008 IBM Corporation 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:
  *     IBM Corporation - initial API and implementation
  ******************************************************************************/

 package org.eclipse.equinox.internal.provisional.p2.ui.dialogs;

 import org.eclipse.equinox.internal.p2.ui.ProvUIMessages;
 import org.eclipse.equinox.internal.p2.ui.dialogs.*;
 import org.eclipse.equinox.internal.p2.ui.viewers.IUDetailsLabelProvider;
 import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
 import org.eclipse.equinox.internal.provisional.p2.ui.*;
 import org.eclipse.equinox.internal.provisional.p2.ui.actions.*;
 import org.eclipse.equinox.internal.provisional.p2.ui.policy.Policy;
 import org.eclipse.equinox.internal.provisional.p2.ui.viewers.IUColumnConfig;
 import org.eclipse.jface.action.Action;
 import org.eclipse.jface.dialogs.IDialogConstants;
 import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.jface.viewers.*;
 import org.eclipse.jface.window.SameShellProvider;
 import org.eclipse.jface.window.Window;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.dnd.*;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.*;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.about.InstallationPage;
 import org.eclipse.ui.menus.AbstractContributionFactory;

 /**
  * @since 3.4
  *
  */
 public class InstalledSoftwarePage extends InstallationPage implements ICopyable {

 	private static final int DEFAULT_WIDTH = 300;
 	private static final int DEFAULT_COLUMN_WIDTH = 150;
 	private static final int UPDATE_ID = IDialogConstants.CLIENT_ID;
 	private static final int UNINSTALL_ID = IDialogConstants.CLIENT_ID + 1;
 	private static final int PROPERTIES_ID = IDialogConstants.CLIENT_ID + 2;
 	private static final String BUTTON_ACTION = "org.eclipse.equinox.p2.ui.buttonAction"; //$NON-NLS-1$

 	AbstractContributionFactory factory;
 	Text detailsArea;
 	InstalledIUGroup installedIUGroup;
 	Button updateButton, uninstallButton, propertiesButton;

 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
 	 */
 	public void createControl(Composite parent) {
 		initializeDialogUnits(parent);
 		PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, IProvHelpContextIds.INSTALLED_SOFTWARE);

 		Composite composite = new Composite(parent, SWT.NONE);
 		GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
 		gd.widthHint = convertHorizontalDLUsToPixels(DEFAULT_WIDTH);
 		composite.setLayoutData(gd);
 		GridLayout layout = new GridLayout();
 		layout.marginWidth = 0;
 		layout.marginHeight = 0;
 		composite.setLayout(layout);

 		// Table of installed IU's
 		installedIUGroup = new InstalledIUGroup(Policy.getDefault(), composite, JFaceResources.getDialogFont(), Policy.getDefault().getProfileChooser().getProfileId(ProvUI.getDefaultParentShell()), getColumnConfig());
 		// we hook selection listeners on the viewer in createPageButtons because we
 		// rely on the actions we create there getting selection events before we use
 		// them to update button enablement.

 		CopyUtils.activateCopy(this, installedIUGroup.getStructuredViewer().getControl());

 		gd = new GridData(SWT.FILL, SWT.FILL, true, false);
 		gd.heightHint = convertHeightInCharsToPixels(ILayoutConstants.DEFAULT_DESCRIPTION_HEIGHT);
 		gd.widthHint = convertHorizontalDLUsToPixels(DEFAULT_WIDTH);

 		detailsArea = new Text(composite, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY | SWT.WRAP);
 		detailsArea.setBackground(detailsArea.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND));
 		detailsArea.setLayoutData(gd);

 		setControl(composite);
 	}

 	public void createPageButtons(Composite parent) {
 		final String profileId = Policy.getDefault().getProfileChooser().getProfileId(getShell());
 		// For the update action, we create a custom selection provider that will interpret no
 		// selection as checking for updates to everything.
 		// We also override the run method to close the containing dialog
 		// if we successfully try to resolve.  This is done to ensure that progress
 		// is shown properly.
 		// See https://bugs.eclipse.org/bugs/show_bug.cgi?id=236495
 		Action action = new UpdateAction(Policy.getDefault(), new ISelectionProvider() {
 			public void addSelectionChangedListener(ISelectionChangedListener listener) {
 				installedIUGroup.getStructuredViewer().addSelectionChangedListener(listener);
 			}

 			public ISelection getSelection() {
 				StructuredViewer viewer = installedIUGroup.getStructuredViewer();
 				ISelection selection = viewer.getSelection();
 				if (selection.isEmpty()) {
 					final Object[] all = ((IStructuredContentProvider) viewer.getContentProvider()).getElements(viewer.getInput());
 					return new StructuredSelection(all);
 				}
 				return selection;
 			}

 			public void removeSelectionChangedListener(ISelectionChangedListener listener) {
 				installedIUGroup.getStructuredViewer().removeSelectionChangedListener(listener);
 			}

 			public void setSelection(ISelection selection) {
 				installedIUGroup.getStructuredViewer().setSelection(selection);
 			}
 		}, profileId, true) {
 			public void run() {
 				super.run();
 				if (getReturnCode() == Window.OK)
 					getPageContainer().closeModalContainers();
 			}
 		};
 		updateButton = createButton(parent, UPDATE_ID, action.getText());
 		updateButton.setData(BUTTON_ACTION, action);
 		// Uninstall action
 		action = new UninstallAction(Policy.getDefault(), installedIUGroup.getStructuredViewer(), profileId) {
 			public void run() {
 				super.run();
 				if (getReturnCode() == Window.OK)
 					getPageContainer().closeModalContainers();
 			}
 		};
 		uninstallButton = createButton(parent, UNINSTALL_ID, action.getText());
 		uninstallButton.setData(BUTTON_ACTION, action);

 		// Properties action
 		action = new PropertyDialogAction(new SameShellProvider(getShell()), installedIUGroup.getStructuredViewer());
 		propertiesButton = createButton(parent, PROPERTIES_ID, action.getText());
 		propertiesButton.setData(BUTTON_ACTION, action);

 		// We rely on the actions getting selection events before we do, because
 		// we rely on the enablement state of the action.  So we don't hook
 		// the selection listener on our table until after actions are created.
 		installedIUGroup.getStructuredViewer().addSelectionChangedListener(new ISelectionChangedListener() {
 			public void selectionChanged(SelectionChangedEvent event) {
 				updateDetailsArea();
 				updateEnablement();
 			}

 		});

 		updateEnablement();
 	}

 	void updateDetailsArea() {
 		IInstallableUnit[] selected = installedIUGroup.getSelectedIUs();
 		if (selected.length == 1) {
 			String description = IUPropertyUtils.getIUProperty(selected[0], IInstallableUnit.PROP_DESCRIPTION);
 			if (description != null) {
 				detailsArea.setText(description);
 				return;
 			}
 		}
 		detailsArea.setText(""); //$NON-NLS-1$
 	}

 	void updateEnablement() {
 		if (updateButton == null || updateButton.isDisposed())
 			return;
 		Button[] buttons = {updateButton, uninstallButton, propertiesButton};
 		for (int i = 0; i < buttons.length; i++) {
 			Action action = (Action) buttons[i].getData(BUTTON_ACTION);
 			if (action == null || !action.isEnabled())
 				buttons[i].setEnabled(false);
 			else
 				buttons[i].setEnabled(true);
 		}
 	}

 	private IUColumnConfig[] getColumnConfig() {
 		int pixels = convertHorizontalDLUsToPixels(DEFAULT_COLUMN_WIDTH);
 		return new IUColumnConfig[] {new IUColumnConfig(ProvUIMessages.ProvUI_NameColumnTitle, IUColumnConfig.COLUMN_NAME, pixels), new IUColumnConfig(ProvUIMessages.ProvUI_VersionColumnTitle, IUColumnConfig.COLUMN_VERSION, pixels / 3), new IUColumnConfig(ProvUIMessages.ProvUI_IdColumnTitle, IUColumnConfig.COLUMN_ID, pixels * 2 / 3)};

 	}

 	public void copyToClipboard(Control activeControl) {
 		Object[] elements = installedIUGroup.getSelectedIUElements();
 		if (elements.length == 0)
 			return;
 		String text = CopyUtils.getIndentedClipboardText(elements, new IUDetailsLabelProvider(null, getColumnConfig(), null));
 		Clipboard clipboard = new Clipboard(PlatformUI.getWorkbench().getDisplay());
 		clipboard.setContents(new Object[] {text}, new Transfer[] {TextTransfer.getInstance()});
 		clipboard.dispose();
 	}

 	protected void buttonPressed(int buttonId) {
 		switch (buttonId) {
 			case UPDATE_ID :
 				((Action) updateButton.getData(BUTTON_ACTION)).run();
 				break;
 			case UNINSTALL_ID :
 				((Action) uninstallButton.getData(BUTTON_ACTION)).run();
 				break;
 			case PROPERTIES_ID :
 				((Action) propertiesButton.getData(BUTTON_ACTION)).run();
 				break;
 			default :
 				super.buttonPressed(buttonId);
 				break;
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2008 IBM Corporation 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:
	* IBM Corporation - initial API and implementation
	******************************************************************************/

	package org.eclipse.equinox.internal.provisional.p2.ui.dialogs;

	import org.eclipse.equinox.internal.p2.ui.ProvUIMessages;
	import org.eclipse.equinox.internal.p2.ui.dialogs.*;
	import org.eclipse.equinox.internal.p2.ui.viewers.IUDetailsLabelProvider;
	import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
	import org.eclipse.equinox.internal.provisional.p2.ui.*;
	import org.eclipse.equinox.internal.provisional.p2.ui.actions.*;
	import org.eclipse.equinox.internal.provisional.p2.ui.policy.Policy;
	import org.eclipse.equinox.internal.provisional.p2.ui.viewers.IUColumnConfig;
	import org.eclipse.jface.action.Action;
	import org.eclipse.jface.dialogs.IDialogConstants;
	import org.eclipse.jface.resource.JFaceResources;
	import org.eclipse.jface.viewers.*;
	import org.eclipse.jface.window.SameShellProvider;
	import org.eclipse.jface.window.Window;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.dnd.*;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.*;
	import org.eclipse.ui.PlatformUI;
	import org.eclipse.ui.about.InstallationPage;
	import org.eclipse.ui.menus.AbstractContributionFactory;

	/**
	* @since 3.4
	*
	*/
	public class InstalledSoftwarePage extends InstallationPage implements ICopyable {

	private static final int DEFAULT_WIDTH = 300;
	private static final int DEFAULT_COLUMN_WIDTH = 150;
	private static final int UPDATE_ID = IDialogConstants.CLIENT_ID;
	private static final int UNINSTALL_ID = IDialogConstants.CLIENT_ID + 1;
	private static final int PROPERTIES_ID = IDialogConstants.CLIENT_ID + 2;
	private static final String BUTTON_ACTION = "org.eclipse.equinox.p2.ui.buttonAction"; //$NON-NLS-1$

	AbstractContributionFactory factory;
	Text detailsArea;
	InstalledIUGroup installedIUGroup;
	Button updateButton, uninstallButton, propertiesButton;

	/* (non-Javadoc)
	* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
	*/
	public void createControl(Composite parent) {
	initializeDialogUnits(parent);
	PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, IProvHelpContextIds.INSTALLED_SOFTWARE);

	Composite composite = new Composite(parent, SWT.NONE);
	GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
	gd.widthHint = convertHorizontalDLUsToPixels(DEFAULT_WIDTH);
	composite.setLayoutData(gd);
	GridLayout layout = new GridLayout();
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	composite.setLayout(layout);

	// Table of installed IU's
	installedIUGroup = new InstalledIUGroup(Policy.getDefault(), composite, JFaceResources.getDialogFont(), Policy.getDefault().getProfileChooser().getProfileId(ProvUI.getDefaultParentShell()), getColumnConfig());
	// we hook selection listeners on the viewer in createPageButtons because we
	// rely on the actions we create there getting selection events before we use
	// them to update button enablement.

	CopyUtils.activateCopy(this, installedIUGroup.getStructuredViewer().getControl());

	gd = new GridData(SWT.FILL, SWT.FILL, true, false);
	gd.heightHint = convertHeightInCharsToPixels(ILayoutConstants.DEFAULT_DESCRIPTION_HEIGHT);
	gd.widthHint = convertHorizontalDLUsToPixels(DEFAULT_WIDTH);

	detailsArea = new Text(composite, SWT.BORDER \| SWT.MULTI \| SWT.V_SCROLL \| SWT.H_SCROLL \| SWT.READ_ONLY \| SWT.WRAP);
	detailsArea.setBackground(detailsArea.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND));
	detailsArea.setLayoutData(gd);

	setControl(composite);
	}

	public void createPageButtons(Composite parent) {
	final String profileId = Policy.getDefault().getProfileChooser().getProfileId(getShell());
	// For the update action, we create a custom selection provider that will interpret no
	// selection as checking for updates to everything.
	// We also override the run method to close the containing dialog
	// if we successfully try to resolve. This is done to ensure that progress
	// is shown properly.
	// See https://bugs.eclipse.org/bugs/show_bug.cgi?id=236495
	Action action = new UpdateAction(Policy.getDefault(), new ISelectionProvider() {
	public void addSelectionChangedListener(ISelectionChangedListener listener) {
	installedIUGroup.getStructuredViewer().addSelectionChangedListener(listener);
	}

	public ISelection getSelection() {
	StructuredViewer viewer = installedIUGroup.getStructuredViewer();
	ISelection selection = viewer.getSelection();
	if (selection.isEmpty()) {
	final Object[] all = ((IStructuredContentProvider) viewer.getContentProvider()).getElements(viewer.getInput());
	return new StructuredSelection(all);
	}
	return selection;
	}

	public void removeSelectionChangedListener(ISelectionChangedListener listener) {
	installedIUGroup.getStructuredViewer().removeSelectionChangedListener(listener);
	}

	public void setSelection(ISelection selection) {
	installedIUGroup.getStructuredViewer().setSelection(selection);
	}
	}, profileId, true) {
	public void run() {
	super.run();
	if (getReturnCode() == Window.OK)
	getPageContainer().closeModalContainers();
	}
	};
	updateButton = createButton(parent, UPDATE_ID, action.getText());
	updateButton.setData(BUTTON_ACTION, action);
	// Uninstall action
	action = new UninstallAction(Policy.getDefault(), installedIUGroup.getStructuredViewer(), profileId) {
	public void run() {
	super.run();
	if (getReturnCode() == Window.OK)
	getPageContainer().closeModalContainers();
	}
	};
	uninstallButton = createButton(parent, UNINSTALL_ID, action.getText());
	uninstallButton.setData(BUTTON_ACTION, action);

	// Properties action
	action = new PropertyDialogAction(new SameShellProvider(getShell()), installedIUGroup.getStructuredViewer());
	propertiesButton = createButton(parent, PROPERTIES_ID, action.getText());
	propertiesButton.setData(BUTTON_ACTION, action);

	// We rely on the actions getting selection events before we do, because
	// we rely on the enablement state of the action. So we don't hook
	// the selection listener on our table until after actions are created.
	installedIUGroup.getStructuredViewer().addSelectionChangedListener(new ISelectionChangedListener() {
	public void selectionChanged(SelectionChangedEvent event) {
	updateDetailsArea();
	updateEnablement();
	}

	});

	updateEnablement();
	}

	void updateDetailsArea() {
	IInstallableUnit[] selected = installedIUGroup.getSelectedIUs();
	if (selected.length == 1) {
	String description = IUPropertyUtils.getIUProperty(selected[0], IInstallableUnit.PROP_DESCRIPTION);
	if (description != null) {
	detailsArea.setText(description);
	return;
	}
	}
	detailsArea.setText(""); //$NON-NLS-1$
	}

	void updateEnablement() {
	if (updateButton == null \|\| updateButton.isDisposed())
	return;
	Button[] buttons = {updateButton, uninstallButton, propertiesButton};
	for (int i = 0; i < buttons.length; i++) {
	Action action = (Action) buttons[i].getData(BUTTON_ACTION);
	if (action == null \|\| !action.isEnabled())
	buttons[i].setEnabled(false);
	else
	buttons[i].setEnabled(true);
	}
	}

	private IUColumnConfig[] getColumnConfig() {
	int pixels = convertHorizontalDLUsToPixels(DEFAULT_COLUMN_WIDTH);
	return new IUColumnConfig[] {new IUColumnConfig(ProvUIMessages.ProvUI_NameColumnTitle, IUColumnConfig.COLUMN_NAME, pixels), new IUColumnConfig(ProvUIMessages.ProvUI_VersionColumnTitle, IUColumnConfig.COLUMN_VERSION, pixels / 3), new IUColumnConfig(ProvUIMessages.ProvUI_IdColumnTitle, IUColumnConfig.COLUMN_ID, pixels * 2 / 3)};

	}

	public void copyToClipboard(Control activeControl) {
	Object[] elements = installedIUGroup.getSelectedIUElements();
	if (elements.length == 0)
	return;
	String text = CopyUtils.getIndentedClipboardText(elements, new IUDetailsLabelProvider(null, getColumnConfig(), null));
	Clipboard clipboard = new Clipboard(PlatformUI.getWorkbench().getDisplay());
	clipboard.setContents(new Object[] {text}, new Transfer[] {TextTransfer.getInstance()});
	clipboard.dispose();
	}

	protected void buttonPressed(int buttonId) {
	switch (buttonId) {
	case UPDATE_ID :
	((Action) updateButton.getData(BUTTON_ACTION)).run();
	break;
	case UNINSTALL_ID :
	((Action) uninstallButton.getData(BUTTON_ACTION)).run();
	break;
	case PROPERTIES_ID :
	((Action) propertiesButton.getData(BUTTON_ACTION)).run();
	break;
	default :
	super.buttonPressed(buttonId);
	break;
	}
	}
	}