| /******************************************************************************* |
| * Copyright (c) 2000, 2006 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.wizards.buildpaths; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Path; |
| |
| import org.eclipse.swt.SWT; |
| 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.Shell; |
| |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.dialogs.IDialogSettings; |
| import org.eclipse.jface.dialogs.StatusDialog; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| import org.eclipse.jface.window.Window; |
| |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.dialogs.PreferencesUtil; |
| |
| import org.eclipse.jdt.core.JavaCore; |
| |
| import org.eclipse.jdt.internal.corext.util.Messages; |
| |
| import org.eclipse.jdt.internal.ui.IJavaHelpContextIds; |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.dialogs.StatusInfo; |
| import org.eclipse.jdt.internal.ui.preferences.ClasspathVariablesPreferencePage; |
| import org.eclipse.jdt.internal.ui.wizards.NewWizardMessages; |
| 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; |
| import org.eclipse.jdt.internal.ui.wizards.dialogfields.SelectionButtonDialogField; |
| |
| public class NewVariableEntryDialog extends StatusDialog { |
| |
| private class VariablesAdapter implements IDialogFieldListener, IListAdapter { |
| |
| // -------- IListAdapter -------- |
| |
| public void customButtonPressed(ListDialogField field, int index) { |
| switch (index) { |
| case IDX_EXTEND: /* extend */ |
| extendButtonPressed(); |
| break; |
| } |
| } |
| |
| public void selectionChanged(ListDialogField field) { |
| doSelectionChanged(); |
| } |
| |
| public void doubleClicked(ListDialogField field) { |
| doDoubleClick(); |
| } |
| |
| // ---------- IDialogFieldListener -------- |
| |
| public void dialogFieldChanged(DialogField field) { |
| if (field == fConfigButton) { |
| configButtonPressed(); |
| } |
| |
| } |
| |
| } |
| |
| private final int IDX_EXTEND= 0; |
| |
| private ListDialogField fVariablesList; |
| private boolean fCanExtend; |
| private boolean fIsValidSelection; |
| |
| private IPath[] fResultPaths; |
| |
| private SelectionButtonDialogField fConfigButton; |
| |
| public NewVariableEntryDialog(Shell parent) { |
| super(parent); |
| setTitle(NewWizardMessages.NewVariableEntryDialog_title); |
| |
| int shellStyle= getShellStyle(); |
| setShellStyle(shellStyle | SWT.MAX | SWT.RESIZE); |
| updateStatus(new StatusInfo(IStatus.ERROR, "")); //$NON-NLS-1$ |
| |
| String[] buttonLabels= new String[] { |
| NewWizardMessages.NewVariableEntryDialog_vars_extend, |
| }; |
| |
| VariablesAdapter adapter= new VariablesAdapter(); |
| |
| CPVariableElementLabelProvider labelProvider= new CPVariableElementLabelProvider(false); |
| |
| fVariablesList= new ListDialogField(adapter, buttonLabels, labelProvider); |
| fVariablesList.setDialogFieldListener(adapter); |
| fVariablesList.setLabelText(NewWizardMessages.NewVariableEntryDialog_vars_label); |
| |
| fVariablesList.enableButton(IDX_EXTEND, false); |
| |
| fVariablesList.setViewerSorter(new ViewerSorter() { |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| if (e1 instanceof CPVariableElement && e2 instanceof CPVariableElement) { |
| return ((CPVariableElement)e1).getName().compareTo(((CPVariableElement)e2).getName()); |
| } |
| return super.compare(viewer, e1, e2); |
| } |
| }); |
| |
| |
| fConfigButton= new SelectionButtonDialogField(SWT.PUSH); |
| fConfigButton.setLabelText(NewWizardMessages.NewVariableEntryDialog_configbutton_label); |
| fConfigButton.setDialogFieldListener(adapter); |
| |
| initializeElements(); |
| |
| fCanExtend= false; |
| fIsValidSelection= false; |
| fResultPaths= null; |
| } |
| |
| private void initializeElements() { |
| String[] entries= JavaCore.getClasspathVariableNames(); |
| ArrayList elements= new ArrayList(entries.length); |
| for (int i= 0; i < entries.length; i++) { |
| String name= entries[i]; |
| IPath entryPath= JavaCore.getClasspathVariable(name); |
| if (entryPath != null) { |
| elements.add(new CPVariableElement(name, entryPath, false)); |
| } |
| } |
| |
| fVariablesList.setElements(elements); |
| } |
| |
| |
| /* (non-Javadoc) |
| * @see Window#configureShell(Shell) |
| */ |
| protected void configureShell(Shell shell) { |
| super.configureShell(shell); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(shell, IJavaHelpContextIds.NEW_VARIABLE_ENTRY_DIALOG); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.dialogs.Dialog#getDialogBoundsSettings() |
| */ |
| protected IDialogSettings getDialogBoundsSettings() { |
| return JavaPlugin.getDefault().getDialogSettingsSection(getClass().getName()); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) |
| */ |
| protected Control createDialogArea(Composite parent) { |
| initializeDialogUnits(parent); |
| |
| Composite composite= (Composite) super.createDialogArea(parent); |
| GridLayout layout= (GridLayout) composite.getLayout(); |
| layout.numColumns= 2; |
| |
| fVariablesList.doFillIntoGrid(composite, 3); |
| |
| LayoutUtil.setHorizontalSpan(fVariablesList.getLabelControl(null), 2); |
| |
| GridData listData= (GridData) fVariablesList.getListControl(null).getLayoutData(); |
| listData.grabExcessHorizontalSpace= true; |
| listData.heightHint= convertHeightInCharsToPixels(10); |
| listData.widthHint= convertWidthInCharsToPixels(70); |
| |
| Composite lowerComposite= new Composite(composite, SWT.NONE); |
| lowerComposite.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL)); |
| |
| layout= new GridLayout(); |
| layout.marginHeight= 0; |
| layout.marginWidth= 0; |
| lowerComposite.setLayout(layout); |
| |
| fConfigButton.doFillIntoGrid(lowerComposite, 1); |
| |
| applyDialogFont(composite); |
| return composite; |
| } |
| |
| public IPath[] getResult() { |
| return fResultPaths; |
| } |
| |
| /* |
| * @see IDoubleClickListener#doubleClick(DoubleClickEvent) |
| */ |
| private void doDoubleClick() { |
| if (fIsValidSelection) { |
| okPressed(); |
| } else if (fCanExtend) { |
| extendButtonPressed(); |
| } |
| } |
| |
| private void doSelectionChanged() { |
| boolean isValidSelection= true; |
| boolean canExtend= false; |
| StatusInfo status= new StatusInfo(); |
| |
| List selected= fVariablesList.getSelectedElements(); |
| int nSelected= selected.size(); |
| |
| if (nSelected > 0) { |
| fResultPaths= new Path[nSelected]; |
| for (int i= 0; i < nSelected; i++) { |
| CPVariableElement curr= (CPVariableElement) selected.get(i); |
| fResultPaths[i]= new Path(curr.getName()); |
| File file= curr.getPath().toFile(); |
| if (!file.exists()) { |
| status.setError(NewWizardMessages.NewVariableEntryDialog_info_notexists); |
| isValidSelection= false; |
| break; |
| } |
| if (file.isDirectory()) { |
| status.setError(NewWizardMessages.NewVariableEntryDialog_info_isfolder); |
| canExtend= true; |
| isValidSelection= false; |
| break; |
| } |
| } |
| } else { |
| isValidSelection= false; |
| status.setInfo(NewWizardMessages.NewVariableEntryDialog_info_noselection); |
| } |
| if (isValidSelection && nSelected > 1) { |
| String str= Messages.format(NewWizardMessages.NewVariableEntryDialog_info_selected, String.valueOf(nSelected)); |
| status.setInfo(str); |
| } |
| fCanExtend= nSelected == 1 && canExtend; |
| fVariablesList.enableButton(0, fCanExtend); |
| |
| updateStatus(status); |
| fIsValidSelection= isValidSelection; |
| Button okButton= getButton(IDialogConstants.OK_ID); |
| if (okButton != null && !okButton.isDisposed()) { |
| okButton.setEnabled(isValidSelection); |
| } |
| } |
| |
| private IPath[] chooseExtensions(CPVariableElement elem) { |
| File file= elem.getPath().toFile(); |
| |
| JARFileSelectionDialog dialog= new JARFileSelectionDialog(getShell(), true, false); |
| dialog.setTitle(NewWizardMessages.NewVariableEntryDialog_ExtensionDialog_title); |
| dialog.setMessage(Messages.format(NewWizardMessages.NewVariableEntryDialog_ExtensionDialog_description, elem.getName())); |
| dialog.setInput(file); |
| if (dialog.open() == Window.OK) { |
| Object[] selected= dialog.getResult(); |
| IPath[] paths= new IPath[selected.length]; |
| for (int i= 0; i < selected.length; i++) { |
| IPath filePath= Path.fromOSString(((File) selected[i]).getPath()); |
| IPath resPath= new Path(elem.getName()); |
| for (int k= elem.getPath().segmentCount(); k < filePath.segmentCount(); k++) { |
| resPath= resPath.append(filePath.segment(k)); |
| } |
| paths[i]= resPath; |
| } |
| return paths; |
| } |
| return null; |
| } |
| |
| protected final void extendButtonPressed() { |
| List selected= fVariablesList.getSelectedElements(); |
| if (selected.size() == 1) { |
| IPath[] extendedPaths= chooseExtensions((CPVariableElement) selected.get(0)); |
| if (extendedPaths != null) { |
| fResultPaths= extendedPaths; |
| super.buttonPressed(IDialogConstants.OK_ID); |
| } |
| } |
| } |
| |
| protected final void configButtonPressed() { |
| String id= ClasspathVariablesPreferencePage.ID; |
| PreferencesUtil.createPreferenceDialogOn(getShell(), id, new String[] { id }, null).open(); |
| initializeElements(); |
| } |
| |
| } |