| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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.jdt.internal.ui.preferences; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.StringTokenizer; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.preference.PreferencePage; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| import org.eclipse.jface.window.Window; |
| |
| import org.eclipse.ui.IWorkbench; |
| import org.eclipse.ui.IWorkbenchPreferencePage; |
| import org.eclipse.ui.PlatformUI; |
| |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.search.IJavaSearchScope; |
| import org.eclipse.jdt.core.search.SearchEngine; |
| |
| import org.eclipse.jdt.ui.PreferenceConstants; |
| |
| import org.eclipse.jdt.internal.ui.IJavaHelpContextIds; |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.dialogs.PackageSelectionDialog; |
| import org.eclipse.jdt.internal.ui.util.BusyIndicatorRunnableContext; |
| import org.eclipse.jdt.internal.ui.wizards.dialogfields.CheckedListDialogField; |
| import org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField; |
| import org.eclipse.jdt.internal.ui.wizards.dialogfields.IDialogFieldListener; |
| import org.eclipse.jdt.internal.ui.wizards.dialogfields.IListAdapter; |
| import org.eclipse.jdt.internal.ui.wizards.dialogfields.LayoutUtil; |
| import org.eclipse.jdt.internal.ui.wizards.dialogfields.ListDialogField; |
| |
| /* |
| * The page for setting the type filters |
| */ |
| public class TypeFilterPreferencePage extends PreferencePage implements IWorkbenchPreferencePage { |
| |
| private static final String PREF_FILTER_ENABLED= PreferenceConstants.TYPEFILTER_ENABLED; |
| private static final String PREF_FILTER_DISABLED= PreferenceConstants.TYPEFILTER_DISABLED; |
| |
| private static String[] unpackOrderList(String str) { |
| StringTokenizer tok= new StringTokenizer(str, ";"); //$NON-NLS-1$ |
| int nTokens= tok.countTokens(); |
| String[] res= new String[nTokens]; |
| for (int i= 0; i < nTokens; i++) { |
| res[i]= tok.nextToken(); |
| } |
| return res; |
| } |
| |
| private static String packOrderList(List orderList) { |
| StringBuffer buf= new StringBuffer(); |
| for (int i= 0; i < orderList.size(); i++) { |
| buf.append((String) orderList.get(i)); |
| buf.append(';'); |
| } |
| return buf.toString(); |
| } |
| |
| private class TypeFilterAdapter implements IListAdapter, IDialogFieldListener { |
| |
| private boolean canEdit(ListDialogField field) { |
| return field.getSelectedElements().size() == 1; |
| } |
| |
| public void customButtonPressed(ListDialogField field, int index) { |
| doButtonPressed(index); |
| } |
| |
| public void selectionChanged(ListDialogField field) { |
| fFilterListField.enableButton(IDX_EDIT, canEdit(field)); |
| } |
| |
| public void dialogFieldChanged(DialogField field) { |
| } |
| |
| public void doubleClicked(ListDialogField field) { |
| if (canEdit(field)) { |
| doButtonPressed(IDX_EDIT); |
| } |
| } |
| } |
| |
| private static final int IDX_ADD= 0; |
| private static final int IDX_ADD_PACKAGE= 1; |
| private static final int IDX_EDIT= 2; |
| private static final int IDX_REMOVE= 3; |
| private static final int IDX_SELECT= 5; |
| private static final int IDX_DESELECT= 6; |
| |
| private CheckedListDialogField fFilterListField; |
| |
| public TypeFilterPreferencePage() { |
| super(); |
| setPreferenceStore(JavaPlugin.getDefault().getPreferenceStore()); |
| setDescription(PreferencesMessages.TypeFilterPreferencePage_description); |
| |
| String[] buttonLabels= new String[] { |
| PreferencesMessages.TypeFilterPreferencePage_add_button, |
| PreferencesMessages.TypeFilterPreferencePage_addpackage_button, |
| PreferencesMessages.TypeFilterPreferencePage_edit_button, |
| PreferencesMessages.TypeFilterPreferencePage_remove_button, |
| /* 4 */ null, |
| PreferencesMessages.TypeFilterPreferencePage_selectall_button, |
| PreferencesMessages.TypeFilterPreferencePage_deselectall_button, |
| }; |
| |
| TypeFilterAdapter adapter= new TypeFilterAdapter(); |
| |
| fFilterListField= new CheckedListDialogField(adapter, buttonLabels, new LabelProvider()); |
| fFilterListField.setDialogFieldListener(adapter); |
| fFilterListField.setLabelText(PreferencesMessages.TypeFilterPreferencePage_list_label); |
| fFilterListField.setCheckAllButtonIndex(IDX_SELECT); |
| fFilterListField.setUncheckAllButtonIndex(IDX_DESELECT); |
| fFilterListField.setRemoveButtonIndex(IDX_REMOVE); |
| |
| fFilterListField.enableButton(IDX_EDIT, false); |
| |
| initialize(false); |
| } |
| |
| /* |
| * @see PreferencePage#createControl(org.eclipse.swt.widgets.Composite) |
| */ |
| public void createControl(Composite parent) { |
| super.createControl(parent); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IJavaHelpContextIds.TYPE_FILTER_PREFERENCE_PAGE); |
| } |
| |
| protected Control createContents(Composite parent) { |
| initializeDialogUnits(parent); |
| |
| Composite composite= new Composite(parent, SWT.NONE); |
| composite.setFont(parent.getFont()); |
| |
| GridLayout layout= new GridLayout(); |
| layout.numColumns= 2; |
| layout.marginWidth= 0; |
| layout.marginHeight= 0; |
| |
| composite.setLayout(layout); |
| |
| fFilterListField.doFillIntoGrid(composite, 3); |
| LayoutUtil.setHorizontalSpan(fFilterListField.getLabelControl(null), 2); |
| LayoutUtil.setWidthHint(fFilterListField.getLabelControl(null), convertWidthInCharsToPixels(40)); |
| LayoutUtil.setHorizontalGrabbing(fFilterListField.getListControl(null)); |
| |
| fFilterListField.getTableViewer().setSorter(new ViewerSorter() {}); |
| |
| Dialog.applyDialogFont(composite); |
| return composite; |
| } |
| |
| private void initialize(boolean fromDefault) { |
| IPreferenceStore store= getPreferenceStore(); |
| |
| String enabled= fromDefault ? store.getDefaultString(PREF_FILTER_ENABLED) : store.getString(PREF_FILTER_ENABLED); |
| String disabled= fromDefault ? store.getDefaultString(PREF_FILTER_DISABLED) : store.getString(PREF_FILTER_DISABLED); |
| |
| ArrayList res= new ArrayList(); |
| |
| String[] enabledEntries= unpackOrderList(enabled); |
| for (int i= 0; i < enabledEntries.length; i++) { |
| res.add(enabledEntries[i]); |
| } |
| String[] disabledEntries= unpackOrderList(disabled); |
| for (int i= 0; i < disabledEntries.length; i++) { |
| res.add(disabledEntries[i]); |
| } |
| |
| fFilterListField.setElements(res); |
| fFilterListField.setCheckedElements(Arrays.asList(enabledEntries)); |
| } |
| |
| |
| private void doButtonPressed(int index) { |
| if (index == IDX_ADD) { // add new |
| List existing= fFilterListField.getElements(); |
| TypeFilterInputDialog dialog= new TypeFilterInputDialog(getShell(), existing); |
| if (dialog.open() == Window.OK) { |
| Object res= dialog.getResult(); |
| fFilterListField.addElement(res); |
| fFilterListField.setChecked(res, true); |
| } |
| } else if (index == IDX_ADD_PACKAGE) { // add packages |
| String[] res= choosePackage(); |
| if (res != null) { |
| fFilterListField.addElements(Arrays.asList(res)); |
| for (int i= 0; i < res.length; i++) { |
| fFilterListField.setChecked(res[i], true); |
| } |
| } |
| |
| } else if (index == IDX_EDIT) { // edit |
| List selected= fFilterListField.getSelectedElements(); |
| if (selected.isEmpty()) { |
| return; |
| } |
| String editedEntry= (String) selected.get(0); |
| |
| List existing= fFilterListField.getElements(); |
| existing.remove(editedEntry); |
| |
| TypeFilterInputDialog dialog= new TypeFilterInputDialog(getShell(), existing); |
| dialog.setInitialString(editedEntry); |
| if (dialog.open() == Window.OK) { |
| fFilterListField.replaceElement(editedEntry, dialog.getResult()); |
| } |
| } |
| } |
| |
| private String[] choosePackage() { |
| IJavaSearchScope scope= SearchEngine.createWorkspaceScope(); |
| BusyIndicatorRunnableContext context= new BusyIndicatorRunnableContext(); |
| int flags= PackageSelectionDialog.F_SHOW_PARENTS | PackageSelectionDialog.F_HIDE_DEFAULT_PACKAGE | PackageSelectionDialog.F_REMOVE_DUPLICATES; |
| PackageSelectionDialog dialog = new PackageSelectionDialog(getShell(), context, flags , scope); |
| dialog.setTitle(PreferencesMessages.TypeFilterPreferencePage_choosepackage_label); |
| dialog.setMessage(PreferencesMessages.TypeFilterPreferencePage_choosepackage_description); |
| dialog.setMultipleSelection(true); |
| if (dialog.open() == IDialogConstants.OK_ID) { |
| Object[] fragments= dialog.getResult(); |
| String[] res= new String[fragments.length]; |
| for (int i= 0; i < res.length; i++) { |
| res[i]= ((IPackageFragment) fragments[i]).getElementName() + ".*"; //$NON-NLS-1$ |
| } |
| return res; |
| } |
| return null; |
| } |
| |
| |
| public void init(IWorkbench workbench) { |
| } |
| |
| /* |
| * @see PreferencePage#performDefaults() |
| */ |
| protected void performDefaults() { |
| initialize(true); |
| |
| super.performDefaults(); |
| } |
| |
| |
| /* |
| * @see org.eclipse.jface.preference.IPreferencePage#performOk() |
| */ |
| public boolean performOk() { |
| IPreferenceStore prefs= JavaPlugin.getDefault().getPreferenceStore(); |
| |
| List checked= fFilterListField.getCheckedElements(); |
| List unchecked= fFilterListField.getElements(); |
| unchecked.removeAll(checked); |
| |
| prefs.setValue(PREF_FILTER_ENABLED, packOrderList(checked)); |
| prefs.setValue(PREF_FILTER_DISABLED, packOrderList(unchecked)); |
| JavaPlugin.getDefault().savePluginPreferences(); |
| return true; |
| } |
| |
| |
| } |
| |
| |