org.eclipse.jdt.apt.ui/src/org/eclipse/jdt/apt/ui/internal/preferences/FactoryPathConfigurationBlock.java - jdt/eclipse.jdt.core - Git at Google

 /*******************************************************************************
  * Copyright (c) 2005 BEA Systems, Inc.
  * 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:
  *   wharley@bea.com - initial API and implementation
  *******************************************************************************/

 package org.eclipse.jdt.apt.ui.internal.preferences;

 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.jdt.apt.core.internal.FactoryContainer;
 import org.eclipse.jdt.apt.core.internal.JarFactoryContainer;
 import org.eclipse.jdt.apt.core.util.AptConfig;
 import org.eclipse.jdt.core.IJavaProject;
 import org.eclipse.jdt.core.JavaCore;
 import org.eclipse.jdt.internal.ui.util.PixelConverter;
 import org.eclipse.jdt.internal.ui.wizards.IStatusChangeListener;
 import org.eclipse.jdt.internal.ui.wizards.dialogfields.*;
 import org.eclipse.jdt.ui.wizards.BuildPathDialogAccess;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.viewers.LabelProvider;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.ui.preferences.IWorkbenchPreferenceContainer;

 /**
  * Data and controls for the Java Annotation Factory Path preference page.
  */
 public class FactoryPathConfigurationBlock extends BaseConfigurationBlock {

 	private static final int IDX_UP= 0;
 	private static final int IDX_DOWN= 1;
 	//
 	private static final int IDX_ADDEXTJAR= 3;
 	private static final int IDX_REMOVE= 4;
 	//
 	private static final int IDX_ENABLEALL= 6;
 	private static final int IDX_DISABLEALL= 7;

 	private final static String[] buttonLabels = {
 		"Up",                   // 0
 		"Down",                 // 1
 		null,                   // 2
 		"Add External Jar...",  // 3
 		"Remove",               // 4
 		null,                   // 5
 		"Enable All",           // 6
 		"Disable All"           // 7
 	};

 	private PixelConverter fPixelConverter;
 	private Composite fBlockControl; // the control representing the entire configuration block

 	private class ListEntry {
 		public final String fS;
 		public boolean fB;
 		ListEntry(String s) {
 			fS = s;
 			fB = false;
 		}
 		public String toString() {
 			return fS;
 		}
 	}

 	private class FactoryPathAdapter implements IListAdapter, IDialogFieldListener {

 		/**
 		 * Can't remove a selection that contains a plugin.
 		 */
 		private boolean canRemove(ListDialogField field) {
 			List selected= fFactoryPathList.getSelectedElements();
 			boolean containsPlugin= false;
 			for (Object o : selected) {
 				if (((FactoryContainer)o).getType() == FactoryContainer.FactoryType.PLUGIN) {
 					containsPlugin = true;
 					break;
 				}
 			}
 			return !containsPlugin;
 		}

         public void customButtonPressed(ListDialogField field, int index) {
         	buttonPressed(index);
         }

         public void selectionChanged(ListDialogField field) {
         	boolean enableRemove = canRemove(field);
         	field.enableButton(IDX_REMOVE, enableRemove);
         }

 		public void dialogFieldChanged(DialogField field) {
         	updateModel(field);
         }

         public void doubleClicked(ListDialogField field) {
         }
 	}

 	private final IJavaProject fJProj;

 	private CheckedListDialogField fFactoryPathList;

 	/**
 	 * @param context
 	 * @param project
 	 * @param keys
 	 * @param container
 	 */
 	public FactoryPathConfigurationBlock(IStatusChangeListener context,
 			IProject project, IWorkbenchPreferenceContainer container) {
 		super(context, project, new Key[] {}, container);

 		fJProj = JavaCore.create(project);

 		FactoryPathAdapter adapter= new FactoryPathAdapter();

 		fFactoryPathList= new CheckedListDialogField(adapter, buttonLabels, new LabelProvider());
 		fFactoryPathList.setDialogFieldListener(adapter);
 		fFactoryPathList.setLabelText("Plugins and jars that contain annotation processors:");
 		fFactoryPathList.setUpButtonIndex(0);
 		fFactoryPathList.setDownButtonIndex(1);
 		fFactoryPathList.setRemoveButtonIndex(4);
 		fFactoryPathList.setCheckAllButtonIndex(6);
 		fFactoryPathList.setUncheckAllButtonIndex(7);
 	}

 	/**
 	 * Respond to a button in the button bar.
 	 * Most buttons are handled by code in CheckedListDialogField;
 	 * this method is for the rest, e.g., Add External Jar.
 	 * @param index
 	 */
 	public void buttonPressed(int index) {
 		if (index == IDX_ADDEXTJAR) { // add new
 			FactoryContainer[] newEntries= openExtJarFileDialog(null);
 			int insertAt;
 			List selectedElements= fFactoryPathList.getSelectedElements();
 			if (selectedElements.size() == 1) {
 				insertAt= fFactoryPathList.getIndexOfElement(selectedElements.get(0)) + 1;
 			} else {
 				insertAt= fFactoryPathList.getSize();
 			}
 			for (int i = 0; i < newEntries.length; ++i) {
 				fFactoryPathList.addElement(newEntries[i], insertAt + i);
 				fFactoryPathList.setChecked(newEntries[i], true);
 			}
 		}
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jdt.apt.ui.internal.preferences.BaseConfigurationBlock#createContents(org.eclipse.swt.widgets.Composite)
 	 */
 	protected Control createContents(Composite parent) {
 		setShell(parent.getShell());

 		fPixelConverter= new PixelConverter(parent);

 		fBlockControl= new Composite(parent, SWT.NONE);
 		fBlockControl.setFont(parent.getFont());

 		Dialog.applyDialogFont(fBlockControl);

 		LayoutUtil.doDefaultLayout(fBlockControl, new DialogField[] { fFactoryPathList }, true, SWT.DEFAULT, SWT.DEFAULT);
 		LayoutUtil.setHorizontalGrabbing(fFactoryPathList.getListControl(null));

 		int buttonBarWidth= fPixelConverter.convertWidthInCharsToPixels(24);
 		fFactoryPathList.setButtonsMinWidth(buttonBarWidth);

 		initListContents();

 		//TODO: enable help
 		//PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, IJavaHelpContextIds.BUILD_PATH_BLOCK);
 		return fBlockControl;
 	}

 	/**
 	 *
 	 */
 	private void initListContents() {
 		Map<FactoryContainer, Boolean> containers = AptConfig.getAllContainers(fJProj);
 		for (Map.Entry<FactoryContainer, Boolean> e : containers.entrySet()) {
 			FactoryContainer fc = (FactoryContainer)e.getKey();
 			fFactoryPathList.addElement(fc);
 			fFactoryPathList.setChecked(fc, ((Boolean)e.getValue()).booleanValue());
 		}
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jdt.internal.ui.preferences.OptionsConfigurationBlock#getFullBuildDialogStrings(boolean)
 	 */
 	protected String[] getFullBuildDialogStrings(boolean workspaceSettings) {
 		return null; // TODO: figure this out.
 	}

 	//TODO: figure out how to edit an existing jar file - see LibrariesWorkbookPage for example
 	private FactoryContainer[] openExtJarFileDialog(FactoryContainer existing) {
 		if (existing == null) {
 			IPath[] selected= BuildPathDialogAccess.chooseExternalJAREntries(getShell());
 			if (selected != null) {
 				ArrayList<FactoryContainer> res= new ArrayList<FactoryContainer>();
 				for (int i= 0; i < selected.length; i++) {
 					res.add(new JarFactoryContainer(selected[i].toFile()));
 				}
 				return (FactoryContainer[]) res.toArray(new FactoryContainer[res.size()]);
 			}
 		}
 		return null;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jdt.apt.ui.internal.preferences.BaseConfigurationBlock#updateModel(org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField)
 	 */
 	protected void updateModel(DialogField field) {
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jdt.apt.ui.internal.preferences.BaseConfigurationBlock#validateSettings(org.eclipse.jdt.internal.ui.preferences.OptionsConfigurationBlock.Key, java.lang.String, java.lang.String)
 	 */
 	protected void validateSettings(Key changedKey, String oldValue, String newValue) {
 	}

 	private void saveContainers() {
 		Map<FactoryContainer, Boolean> containers;
 		// If the entire configuration block control is disabled in a project
 		// properties dialog, it's because the per-project settings checkbox
 		// is unchecked.  To save that state, we need to delete the settings file.
 		if ((fJProj == null) || fBlockControl.isEnabled()) {
 			List listElems = fFactoryPathList.getElements();
 			containers = new LinkedHashMap<FactoryContainer, Boolean>();
 			int count = fFactoryPathList.getSize();
 			for (int i = 0; i < count; ++i) {
 				FactoryContainer fc = (FactoryContainer)fFactoryPathList.getElement(i);
 				Boolean enabled = fFactoryPathList.isChecked(fc);
 				containers.put(fc, new Boolean(enabled));
 			}
 		}
 		else {
 			containers = null;
 		}

 		try {
 			AptConfig.setContainers(fJProj, containers);
 		}
 		catch (IOException e) {
 			// TODO: what?
 			e.printStackTrace();
 		}
 		catch (CoreException e) {
 			// TODO: what?
 			e.printStackTrace();
 		}
 	}

 	public boolean performOk() {
 		// TODO: if the project-specific settings is checked.
 		if (true) {
 			saveContainers();
 		}
 		return super.performOk();
 	}

 	public void performDefaults() {
 		try {
 			AptConfig.setContainers(fJProj, null);
 		}
 		catch (IOException e) {
 			// TODO: what?
 			e.printStackTrace();
 		}
 		catch (CoreException e) {
 			// TODO: what?
 			e.printStackTrace();
 		}
 		initListContents();

 		super.performDefaults();
 	}

 	public boolean performApply() {
 		saveContainers();
 		return super.performApply();
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2005 BEA Systems, Inc.
	* 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:
	* wharley@bea.com - initial API and implementation
	*******************************************************************************/

	package org.eclipse.jdt.apt.ui.internal.preferences;

	import java.io.IOException;
	import java.util.ArrayList;
	import java.util.LinkedHashMap;
	import java.util.List;
	import java.util.Map;

	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.IPath;
	import org.eclipse.jdt.apt.core.internal.FactoryContainer;
	import org.eclipse.jdt.apt.core.internal.JarFactoryContainer;
	import org.eclipse.jdt.apt.core.util.AptConfig;
	import org.eclipse.jdt.core.IJavaProject;
	import org.eclipse.jdt.core.JavaCore;
	import org.eclipse.jdt.internal.ui.util.PixelConverter;
	import org.eclipse.jdt.internal.ui.wizards.IStatusChangeListener;
	import org.eclipse.jdt.internal.ui.wizards.dialogfields.*;
	import org.eclipse.jdt.ui.wizards.BuildPathDialogAccess;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.viewers.LabelProvider;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.ui.preferences.IWorkbenchPreferenceContainer;

	/**
	* Data and controls for the Java Annotation Factory Path preference page.
	*/
	public class FactoryPathConfigurationBlock extends BaseConfigurationBlock {

	private static final int IDX_UP= 0;
	private static final int IDX_DOWN= 1;
	//
	private static final int IDX_ADDEXTJAR= 3;
	private static final int IDX_REMOVE= 4;
	//
	private static final int IDX_ENABLEALL= 6;
	private static final int IDX_DISABLEALL= 7;

	private final static String[] buttonLabels = {
	"Up", // 0
	"Down", // 1
	null, // 2
	"Add External Jar...", // 3
	"Remove", // 4
	null, // 5
	"Enable All", // 6
	"Disable All" // 7
	};

	private PixelConverter fPixelConverter;
	private Composite fBlockControl; // the control representing the entire configuration block

	private class ListEntry {
	public final String fS;
	public boolean fB;
	ListEntry(String s) {
	fS = s;
	fB = false;
	}
	public String toString() {
	return fS;
	}
	}

	private class FactoryPathAdapter implements IListAdapter, IDialogFieldListener {

	/**
	* Can't remove a selection that contains a plugin.
	*/
	private boolean canRemove(ListDialogField field) {
	List selected= fFactoryPathList.getSelectedElements();
	boolean containsPlugin= false;
	for (Object o : selected) {
	if (((FactoryContainer)o).getType() == FactoryContainer.FactoryType.PLUGIN) {
	containsPlugin = true;
	break;
	}
	}
	return !containsPlugin;
	}

	public void customButtonPressed(ListDialogField field, int index) {
	buttonPressed(index);
	}

	public void selectionChanged(ListDialogField field) {
	boolean enableRemove = canRemove(field);
	field.enableButton(IDX_REMOVE, enableRemove);
	}

	public void dialogFieldChanged(DialogField field) {
	updateModel(field);
	}

	public void doubleClicked(ListDialogField field) {
	}
	}

	private final IJavaProject fJProj;

	private CheckedListDialogField fFactoryPathList;

	/**
	* @param context
	* @param project
	* @param keys
	* @param container
	*/
	public FactoryPathConfigurationBlock(IStatusChangeListener context,
	IProject project, IWorkbenchPreferenceContainer container) {
	super(context, project, new Key[] {}, container);

	fJProj = JavaCore.create(project);

	FactoryPathAdapter adapter= new FactoryPathAdapter();

	fFactoryPathList= new CheckedListDialogField(adapter, buttonLabels, new LabelProvider());
	fFactoryPathList.setDialogFieldListener(adapter);
	fFactoryPathList.setLabelText("Plugins and jars that contain annotation processors:");
	fFactoryPathList.setUpButtonIndex(0);
	fFactoryPathList.setDownButtonIndex(1);
	fFactoryPathList.setRemoveButtonIndex(4);
	fFactoryPathList.setCheckAllButtonIndex(6);
	fFactoryPathList.setUncheckAllButtonIndex(7);
	}

	/**
	* Respond to a button in the button bar.
	* Most buttons are handled by code in CheckedListDialogField;
	* this method is for the rest, e.g., Add External Jar.
	* @param index
	*/
	public void buttonPressed(int index) {
	if (index == IDX_ADDEXTJAR) { // add new
	FactoryContainer[] newEntries= openExtJarFileDialog(null);
	int insertAt;
	List selectedElements= fFactoryPathList.getSelectedElements();
	if (selectedElements.size() == 1) {
	insertAt= fFactoryPathList.getIndexOfElement(selectedElements.get(0)) + 1;
	} else {
	insertAt= fFactoryPathList.getSize();
	}
	for (int i = 0; i < newEntries.length; ++i) {
	fFactoryPathList.addElement(newEntries[i], insertAt + i);
	fFactoryPathList.setChecked(newEntries[i], true);
	}
	}
	}

	/* (non-Javadoc)
	* @see org.eclipse.jdt.apt.ui.internal.preferences.BaseConfigurationBlock#createContents(org.eclipse.swt.widgets.Composite)
	*/
	protected Control createContents(Composite parent) {
	setShell(parent.getShell());

	fPixelConverter= new PixelConverter(parent);

	fBlockControl= new Composite(parent, SWT.NONE);
	fBlockControl.setFont(parent.getFont());

	Dialog.applyDialogFont(fBlockControl);

	LayoutUtil.doDefaultLayout(fBlockControl, new DialogField[] { fFactoryPathList }, true, SWT.DEFAULT, SWT.DEFAULT);
	LayoutUtil.setHorizontalGrabbing(fFactoryPathList.getListControl(null));

	int buttonBarWidth= fPixelConverter.convertWidthInCharsToPixels(24);
	fFactoryPathList.setButtonsMinWidth(buttonBarWidth);

	initListContents();

	//TODO: enable help
	//PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, IJavaHelpContextIds.BUILD_PATH_BLOCK);
	return fBlockControl;
	}

	/**
	*
	*/
	private void initListContents() {
	Map<FactoryContainer, Boolean> containers = AptConfig.getAllContainers(fJProj);
	for (Map.Entry<FactoryContainer, Boolean> e : containers.entrySet()) {
	FactoryContainer fc = (FactoryContainer)e.getKey();
	fFactoryPathList.addElement(fc);
	fFactoryPathList.setChecked(fc, ((Boolean)e.getValue()).booleanValue());
	}
	}

	/* (non-Javadoc)
	* @see org.eclipse.jdt.internal.ui.preferences.OptionsConfigurationBlock#getFullBuildDialogStrings(boolean)
	*/
	protected String[] getFullBuildDialogStrings(boolean workspaceSettings) {
	return null; // TODO: figure this out.
	}

	//TODO: figure out how to edit an existing jar file - see LibrariesWorkbookPage for example
	private FactoryContainer[] openExtJarFileDialog(FactoryContainer existing) {
	if (existing == null) {
	IPath[] selected= BuildPathDialogAccess.chooseExternalJAREntries(getShell());
	if (selected != null) {
	ArrayList<FactoryContainer> res= new ArrayList<FactoryContainer>();
	for (int i= 0; i < selected.length; i++) {
	res.add(new JarFactoryContainer(selected[i].toFile()));
	}
	return (FactoryContainer[]) res.toArray(new FactoryContainer[res.size()]);
	}
	}
	return null;
	}

	/* (non-Javadoc)
	* @see org.eclipse.jdt.apt.ui.internal.preferences.BaseConfigurationBlock#updateModel(org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField)
	*/
	protected void updateModel(DialogField field) {
	}

	/* (non-Javadoc)
	* @see org.eclipse.jdt.apt.ui.internal.preferences.BaseConfigurationBlock#validateSettings(org.eclipse.jdt.internal.ui.preferences.OptionsConfigurationBlock.Key, java.lang.String, java.lang.String)
	*/
	protected void validateSettings(Key changedKey, String oldValue, String newValue) {
	}

	private void saveContainers() {
	Map<FactoryContainer, Boolean> containers;
	// If the entire configuration block control is disabled in a project
	// properties dialog, it's because the per-project settings checkbox
	// is unchecked. To save that state, we need to delete the settings file.
	if ((fJProj == null) \|\| fBlockControl.isEnabled()) {
	List listElems = fFactoryPathList.getElements();
	containers = new LinkedHashMap<FactoryContainer, Boolean>();
	int count = fFactoryPathList.getSize();
	for (int i = 0; i < count; ++i) {
	FactoryContainer fc = (FactoryContainer)fFactoryPathList.getElement(i);
	Boolean enabled = fFactoryPathList.isChecked(fc);
	containers.put(fc, new Boolean(enabled));
	}
	}
	else {
	containers = null;
	}

	try {
	AptConfig.setContainers(fJProj, containers);
	}
	catch (IOException e) {
	// TODO: what?
	e.printStackTrace();
	}
	catch (CoreException e) {
	// TODO: what?
	e.printStackTrace();
	}
	}

	public boolean performOk() {
	// TODO: if the project-specific settings is checked.
	if (true) {
	saveContainers();
	}
	return super.performOk();
	}

	public void performDefaults() {
	try {
	AptConfig.setContainers(fJProj, null);
	}
	catch (IOException e) {
	// TODO: what?
	e.printStackTrace();
	}
	catch (CoreException e) {
	// TODO: what?
	e.printStackTrace();
	}
	initListContents();

	super.performDefaults();
	}

	public boolean performApply() {
	saveContainers();
	return super.performApply();
	}

	}