bundles/org.eclipse.wst.sse.ui/src-tasktags/org/eclipse/wst/sse/ui/internal/preferences/ui/PropertyPreferencePage.java - sourceediting/webtools.sourceediting - Git at Google

 /*******************************************************************************
  * Copyright (c) 2001, 2007 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
  *     Jens Lukowski/Innoopract - initial renaming/restructuring
  *
  *******************************************************************************/
 package org.eclipse.wst.sse.ui.internal.preferences.ui;

 import java.util.HashMap;
 import java.util.Map;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.resources.IWorkspace;
 import org.eclipse.core.resources.ProjectScope;
 import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.Platform;
 import org.eclipse.core.runtime.preferences.DefaultScope;
 import org.eclipse.core.runtime.preferences.IScopeContext;
 import org.eclipse.core.runtime.preferences.InstanceScope;
 import org.eclipse.jface.dialogs.ControlEnableState;
 import org.eclipse.jface.viewers.DecoratingLabelProvider;
 import org.eclipse.jface.viewers.IStructuredContentProvider;
 import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.jface.window.Window;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.events.SelectionListener;
 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.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Link;
 import org.eclipse.ui.IWorkbenchPreferencePage;
 import org.eclipse.ui.dialogs.ListDialog;
 import org.eclipse.ui.dialogs.PreferencesUtil;
 import org.eclipse.ui.dialogs.PropertyPage;
 import org.eclipse.ui.model.WorkbenchLabelProvider;
 import org.eclipse.ui.views.navigator.ResourceSorter;
 import org.eclipse.wst.sse.core.internal.tasks.TaskTagPreferenceKeys;
 import org.eclipse.wst.sse.ui.internal.SSEUIMessages;
 import org.eclipse.wst.sse.ui.internal.SSEUIPlugin;

 /**
  * Based loosley on org.eclipse.jdt.internal.ui.preferences.PropertyAndPreferencePage
  */
 abstract class PropertyPreferencePage extends PropertyPage implements IWorkbenchPreferencePage {
 	private static final boolean _debugPreferences = "true".equalsIgnoreCase(Platform.getDebugOption("org.eclipse.wst.sse.ui/preferences-properties")); //$NON-NLS-1$ //$NON-NLS-2$
 	/*
 	 * Disable link data, prevents the display of a "workspace" or "project"
 	 * settings link to prevent recursive dialog launching
 	 */
 	private static final Object DISABLE_LINK = "DISABLE_LINK"; //$NON-NLS-1$

 	private Map fData = null;

 	private Button fEnableProjectSettings;

 	private Link fProjectSettingsLink;

 	public PropertyPreferencePage() {
 		super();
 	}

 	public final void applyData(Object data) {
 		super.applyData(data);
 		if (data instanceof Map) {
 			fData = (Map) data;
 			updateLinkEnablement();
 		}
 	}

 	protected abstract Control createCommonContents(Composite composite);

 	public final Control createContents(Composite parent) {
 		Composite composite = new Composite(parent, SWT.NULL);

 		GridLayout layout = new GridLayout();
 		composite.setLayout(layout);
 		GridData data = new GridData(GridData.FILL_BOTH);
 		composite.setLayoutData(data);

 		Composite checkLinkComposite = new Composite(composite, SWT.NONE);
 		checkLinkComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 		checkLinkComposite.setLayout(new GridLayout(2, false));

 		if (getProject() != null) {
 			fEnableProjectSettings = new Button(checkLinkComposite, SWT.CHECK);
 			fEnableProjectSettings.setText(SSEUIMessages.EnableProjectSettings); //$NON-NLS-1$//$NON-NLS-2$
 			fEnableProjectSettings.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
 			boolean enabledForProject = createPreferenceScopes()[0].getNode(getPreferenceNodeQualifier()).getBoolean(getProjectSettingsKey(), false);
 			fEnableProjectSettings.setSelection(enabledForProject);
 		}
 		else {
 			Label spacer = new Label(checkLinkComposite, SWT.CHECK);
 			spacer.setLayoutData(new GridData());
 		}

 		fProjectSettingsLink = new Link(checkLinkComposite, SWT.NONE);
 		fProjectSettingsLink.setLayoutData(new GridData(SWT.END, SWT.BEGINNING, true, false));

 		/*
 		 * "element" should be a project, if null, link to per-project
 		 * properties
 		 */
 		if (getProject() != null) {
 			fProjectSettingsLink.setText("<a>" + SSEUIMessages.ConfigureWorkspaceSettings + "</a>"); //$NON-NLS-1$//$NON-NLS-2$
 		}
 		else {
 			fProjectSettingsLink.setText("<a>" + SSEUIMessages.ConfigureProjectSettings + "</a>"); //$NON-NLS-1$//$NON-NLS-2$
 		}

 		updateLinkEnablement();

 		fProjectSettingsLink.addSelectionListener(new SelectionListener() {
 			public void widgetDefaultSelected(SelectionEvent e) {
 				widgetSelected(e);
 			}

 			public void widgetSelected(SelectionEvent e) {
 				if (getProject() == null) {
 					openProjectSettings();
 				}
 				else {
 					openWorkspaceSettings();
 				}
 			}

 		});

 		if (getProject() != null) {
 			Label line = new Label(composite, SWT.SEPARATOR | SWT.HORIZONTAL);
 			line.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));
 		}

 		final Control common = createCommonContents(composite);
 		common.setLayoutData(new GridData(GridData.FILL_BOTH));

 		if (fEnableProjectSettings != null) {
 			SelectionAdapter selectionAdapter = new SelectionAdapter() {
 				ControlEnableState enablements = null;

 				public void widgetSelected(SelectionEvent e) {
 					super.widgetSelected(e);
 					if (fEnableProjectSettings.getSelection()) {
 						if (enablements != null) {
 							enablements.restore();
 							enablements = null;
 						}
 					}
 					else {
 						enablements = ControlEnableState.disable(common);
 					}
 				}
 			};
 			selectionAdapter.widgetSelected(null);
 			fEnableProjectSettings.addSelectionListener(selectionAdapter);
 		}

 		applyDialogFont(composite);
 		return composite;
 	}

 	public void createControl(Composite parent) {
 		if (getProject() != null) {
 			noDefaultAndApplyButton();
 		}
 		super.createControl(parent);
 	}

 	protected IScopeContext[] createPreferenceScopes() {
 		IProject project = getProject();
 		if (project != null) {
 			return new IScopeContext[]{new ProjectScope(project), new InstanceScope(), new DefaultScope()};
 		}
 		return new IScopeContext[]{new InstanceScope(), new DefaultScope()};
 	}

 	protected abstract String getPreferenceNodeQualifier();

 	protected abstract String getPreferencePageID();

 	protected IProject getProject() {
 		if (getElement() != null) {
 			if (getElement() instanceof IProject) {
 				return (IProject) getElement();
 			}
 			Object adapter = getElement().getAdapter(IProject.class);
 			if (adapter instanceof IProject) {
 				return (IProject) adapter;
 			}
 			adapter = getElement().getAdapter(IResource.class);
 			if (adapter instanceof IProject) {
 				return (IProject) adapter;
 			}
 		}
 		return null;
 	}

 	protected abstract String getProjectSettingsKey();

 	protected abstract String getPropertyPageID();

 	protected boolean isElementSettingsEnabled() {
 		return fEnableProjectSettings != null && fEnableProjectSettings.getSelection();
 	}

 	void openProjectSettings() {
 		ListDialog dialog = new ListDialog(getShell()) {

 			protected Control createDialogArea(Composite container) {
 				Control area = super.createDialogArea(container);
 				getTableViewer().setSorter(new ResourceSorter(ResourceSorter.NAME));
 				return area;
 			}
 		};
 		dialog.setMessage(SSEUIMessages.PropertyPreferencePage_02);
 		dialog.setContentProvider(new IStructuredContentProvider() {
 			public void dispose() {
 			}

 			public Object[] getElements(Object inputElement) {
 				return ((IWorkspace) inputElement).getRoot().getProjects();
 			}

 			public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 			}
 		});
 		dialog.setLabelProvider(new DecoratingLabelProvider(new WorkbenchLabelProvider(), SSEUIPlugin.getDefault().getWorkbench().getDecoratorManager().getLabelDecorator()));
 		dialog.setInput(ResourcesPlugin.getWorkspace());
 		dialog.setTitle(SSEUIMessages.PropertyPreferencePage_01);
 		if (dialog.open() == Window.OK) {
 			Object[] result = dialog.getResult();
 			if (result.length > 0) {
 				IProject project = (IProject) dialog.getResult()[0];
 				Map data = new HashMap();
 				data.put(DISABLE_LINK, Boolean.TRUE);
 				PreferencesUtil.createPropertyDialogOn(getShell(), project, getPropertyPageID(), new String[]{getPropertyPageID()}, data).open();
 			}
 		}
 	}

 	void openWorkspaceSettings() {
 		Map data = new HashMap();
 		data.put(DISABLE_LINK, Boolean.TRUE);
 		PreferencesUtil.createPreferenceDialogOn(getShell(), getPreferencePageID(), new String[]{getPreferencePageID()}, data).open();
 	}

 	public boolean performOk() {
 		boolean ok = super.performOk();
 		IScopeContext[] preferenceScopes = createPreferenceScopes();
 		if (getProject() != null) {
 			if (isElementSettingsEnabled()) {
 				if (_debugPreferences) {
 					System.out.println(getClass().getName() + " setting " + TaskTagPreferenceKeys.TASK_TAG_PER_PROJECT + " (" + true + ") in scope " + preferenceScopes[0].getName() + ":" + preferenceScopes[0].getLocation()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
 				}
 				preferenceScopes[0].getNode(getPreferenceNodeQualifier()).putBoolean(getProjectSettingsKey(), fEnableProjectSettings.getSelection());
 			}
 			else {
 				if (_debugPreferences) {
 					System.out.println(getClass().getName() + " removing " + TaskTagPreferenceKeys.TASK_TAG_PER_PROJECT + " from scope " + preferenceScopes[0].getName() + ":" + preferenceScopes[0].getLocation()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
 				}
 				preferenceScopes[0].getNode(getPreferenceNodeQualifier()).remove(getProjectSettingsKey());
 			}
 		}
 		return ok;
 	}

 	private void updateLinkEnablement() {
 		if (fData != null && fProjectSettingsLink != null) {
 			fProjectSettingsLink.setEnabled(!Boolean.TRUE.equals(fData.get(DISABLE_LINK)));
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2001, 2007 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
	* Jens Lukowski/Innoopract - initial renaming/restructuring
	*
	*******************************************************************************/
	package org.eclipse.wst.sse.ui.internal.preferences.ui;

	import java.util.HashMap;
	import java.util.Map;

	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.resources.IResource;
	import org.eclipse.core.resources.IWorkspace;
	import org.eclipse.core.resources.ProjectScope;
	import org.eclipse.core.resources.ResourcesPlugin;
	import org.eclipse.core.runtime.Platform;
	import org.eclipse.core.runtime.preferences.DefaultScope;
	import org.eclipse.core.runtime.preferences.IScopeContext;
	import org.eclipse.core.runtime.preferences.InstanceScope;
	import org.eclipse.jface.dialogs.ControlEnableState;
	import org.eclipse.jface.viewers.DecoratingLabelProvider;
	import org.eclipse.jface.viewers.IStructuredContentProvider;
	import org.eclipse.jface.viewers.Viewer;
	import org.eclipse.jface.window.Window;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.events.SelectionListener;
	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.swt.widgets.Control;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Link;
	import org.eclipse.ui.IWorkbenchPreferencePage;
	import org.eclipse.ui.dialogs.ListDialog;
	import org.eclipse.ui.dialogs.PreferencesUtil;
	import org.eclipse.ui.dialogs.PropertyPage;
	import org.eclipse.ui.model.WorkbenchLabelProvider;
	import org.eclipse.ui.views.navigator.ResourceSorter;
	import org.eclipse.wst.sse.core.internal.tasks.TaskTagPreferenceKeys;
	import org.eclipse.wst.sse.ui.internal.SSEUIMessages;
	import org.eclipse.wst.sse.ui.internal.SSEUIPlugin;

	/**
	* Based loosley on org.eclipse.jdt.internal.ui.preferences.PropertyAndPreferencePage
	*/
	abstract class PropertyPreferencePage extends PropertyPage implements IWorkbenchPreferencePage {
	private static final boolean _debugPreferences = "true".equalsIgnoreCase(Platform.getDebugOption("org.eclipse.wst.sse.ui/preferences-properties")); //$NON-NLS-1$ //$NON-NLS-2$
	/*
	* Disable link data, prevents the display of a "workspace" or "project"
	* settings link to prevent recursive dialog launching
	*/
	private static final Object DISABLE_LINK = "DISABLE_LINK"; //$NON-NLS-1$

	private Map fData = null;

	private Button fEnableProjectSettings;

	private Link fProjectSettingsLink;

	public PropertyPreferencePage() {
	super();
	}

	public final void applyData(Object data) {
	super.applyData(data);
	if (data instanceof Map) {
	fData = (Map) data;
	updateLinkEnablement();
	}
	}

	protected abstract Control createCommonContents(Composite composite);

	public final Control createContents(Composite parent) {
	Composite composite = new Composite(parent, SWT.NULL);

	GridLayout layout = new GridLayout();
	composite.setLayout(layout);
	GridData data = new GridData(GridData.FILL_BOTH);
	composite.setLayoutData(data);

	Composite checkLinkComposite = new Composite(composite, SWT.NONE);
	checkLinkComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	checkLinkComposite.setLayout(new GridLayout(2, false));

	if (getProject() != null) {
	fEnableProjectSettings = new Button(checkLinkComposite, SWT.CHECK);
	fEnableProjectSettings.setText(SSEUIMessages.EnableProjectSettings); //$NON-NLS-1$//$NON-NLS-2$
	fEnableProjectSettings.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
	boolean enabledForProject = createPreferenceScopes()[0].getNode(getPreferenceNodeQualifier()).getBoolean(getProjectSettingsKey(), false);
	fEnableProjectSettings.setSelection(enabledForProject);
	}
	else {
	Label spacer = new Label(checkLinkComposite, SWT.CHECK);
	spacer.setLayoutData(new GridData());
	}

	fProjectSettingsLink = new Link(checkLinkComposite, SWT.NONE);
	fProjectSettingsLink.setLayoutData(new GridData(SWT.END, SWT.BEGINNING, true, false));

	/*
	* "element" should be a project, if null, link to per-project
	* properties
	*/
	if (getProject() != null) {
	fProjectSettingsLink.setText("<a>" + SSEUIMessages.ConfigureWorkspaceSettings + "</a>"); //$NON-NLS-1$//$NON-NLS-2$
	}
	else {
	fProjectSettingsLink.setText("<a>" + SSEUIMessages.ConfigureProjectSettings + "</a>"); //$NON-NLS-1$//$NON-NLS-2$
	}

	updateLinkEnablement();

	fProjectSettingsLink.addSelectionListener(new SelectionListener() {
	public void widgetDefaultSelected(SelectionEvent e) {
	widgetSelected(e);
	}

	public void widgetSelected(SelectionEvent e) {
	if (getProject() == null) {
	openProjectSettings();
	}
	else {
	openWorkspaceSettings();
	}
	}

	});

	if (getProject() != null) {
	Label line = new Label(composite, SWT.SEPARATOR \| SWT.HORIZONTAL);
	line.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));
	}

	final Control common = createCommonContents(composite);
	common.setLayoutData(new GridData(GridData.FILL_BOTH));

	if (fEnableProjectSettings != null) {
	SelectionAdapter selectionAdapter = new SelectionAdapter() {
	ControlEnableState enablements = null;

	public void widgetSelected(SelectionEvent e) {
	super.widgetSelected(e);
	if (fEnableProjectSettings.getSelection()) {
	if (enablements != null) {
	enablements.restore();
	enablements = null;
	}
	}
	else {
	enablements = ControlEnableState.disable(common);
	}
	}
	};
	selectionAdapter.widgetSelected(null);
	fEnableProjectSettings.addSelectionListener(selectionAdapter);
	}

	applyDialogFont(composite);
	return composite;
	}

	public void createControl(Composite parent) {
	if (getProject() != null) {
	noDefaultAndApplyButton();
	}
	super.createControl(parent);
	}

	protected IScopeContext[] createPreferenceScopes() {
	IProject project = getProject();
	if (project != null) {
	return new IScopeContext[]{new ProjectScope(project), new InstanceScope(), new DefaultScope()};
	}
	return new IScopeContext[]{new InstanceScope(), new DefaultScope()};
	}

	protected abstract String getPreferenceNodeQualifier();

	protected abstract String getPreferencePageID();

	protected IProject getProject() {
	if (getElement() != null) {
	if (getElement() instanceof IProject) {
	return (IProject) getElement();
	}
	Object adapter = getElement().getAdapter(IProject.class);
	if (adapter instanceof IProject) {
	return (IProject) adapter;
	}
	adapter = getElement().getAdapter(IResource.class);
	if (adapter instanceof IProject) {
	return (IProject) adapter;
	}
	}
	return null;
	}

	protected abstract String getProjectSettingsKey();

	protected abstract String getPropertyPageID();

	protected boolean isElementSettingsEnabled() {
	return fEnableProjectSettings != null && fEnableProjectSettings.getSelection();
	}

	void openProjectSettings() {
	ListDialog dialog = new ListDialog(getShell()) {

	protected Control createDialogArea(Composite container) {
	Control area = super.createDialogArea(container);
	getTableViewer().setSorter(new ResourceSorter(ResourceSorter.NAME));
	return area;
	}
	};
	dialog.setMessage(SSEUIMessages.PropertyPreferencePage_02);
	dialog.setContentProvider(new IStructuredContentProvider() {
	public void dispose() {
	}

	public Object[] getElements(Object inputElement) {
	return ((IWorkspace) inputElement).getRoot().getProjects();
	}

	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
	}
	});
	dialog.setLabelProvider(new DecoratingLabelProvider(new WorkbenchLabelProvider(), SSEUIPlugin.getDefault().getWorkbench().getDecoratorManager().getLabelDecorator()));
	dialog.setInput(ResourcesPlugin.getWorkspace());
	dialog.setTitle(SSEUIMessages.PropertyPreferencePage_01);
	if (dialog.open() == Window.OK) {
	Object[] result = dialog.getResult();
	if (result.length > 0) {
	IProject project = (IProject) dialog.getResult()[0];
	Map data = new HashMap();
	data.put(DISABLE_LINK, Boolean.TRUE);
	PreferencesUtil.createPropertyDialogOn(getShell(), project, getPropertyPageID(), new String[]{getPropertyPageID()}, data).open();
	}
	}
	}

	void openWorkspaceSettings() {
	Map data = new HashMap();
	data.put(DISABLE_LINK, Boolean.TRUE);
	PreferencesUtil.createPreferenceDialogOn(getShell(), getPreferencePageID(), new String[]{getPreferencePageID()}, data).open();
	}

	public boolean performOk() {
	boolean ok = super.performOk();
	IScopeContext[] preferenceScopes = createPreferenceScopes();
	if (getProject() != null) {
	if (isElementSettingsEnabled()) {
	if (_debugPreferences) {
	System.out.println(getClass().getName() + " setting " + TaskTagPreferenceKeys.TASK_TAG_PER_PROJECT + " (" + true + ") in scope " + preferenceScopes[0].getName() + ":" + preferenceScopes[0].getLocation()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
	}
	preferenceScopes[0].getNode(getPreferenceNodeQualifier()).putBoolean(getProjectSettingsKey(), fEnableProjectSettings.getSelection());
	}
	else {
	if (_debugPreferences) {
	System.out.println(getClass().getName() + " removing " + TaskTagPreferenceKeys.TASK_TAG_PER_PROJECT + " from scope " + preferenceScopes[0].getName() + ":" + preferenceScopes[0].getLocation()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
	}
	preferenceScopes[0].getNode(getPreferenceNodeQualifier()).remove(getProjectSettingsKey());
	}
	}
	return ok;
	}

	private void updateLinkEnablement() {
	if (fData != null && fProjectSettingsLink != null) {
	fProjectSettingsLink.setEnabled(!Boolean.TRUE.equals(fData.get(DISABLE_LINK)));
	}
	}
	}