/*
* Copyright 2010 Alibaba Group Holding Limited.
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.antx.config.gui.dialog;
import java.io.File;
import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.Set;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
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.DirectoryDialog;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.TabFolder;
import org.eclipse.swt.widgets.TabItem;
import org.eclipse.swt.widgets.Text;
import com.alibaba.antx.config.gui.ConfiguratorGUI;
import com.alibaba.antx.config.gui.resource.Resources;
import com.alibaba.antx.config.gui.util.ConfiguratorConstant;
import com.alibaba.antx.util.PatternSet;
import com.alibaba.antx.util.StringUtil;
public class SettingsDialog extends Dialog {
private TableViewer filesViewer;
private final Set files;
private PatternSet descriptorPatterns;
private PatternsGroup descriptorPatternsControl;
private PatternSet packagePatterns;
private PatternsGroup packagePatternsControl;
private Text commandLine;
public SettingsDialog(ConfiguratorGUI gui) {
super(gui.getShell());
setShellStyle(getShellStyle() | SWT.RESIZE);
this.files = new LinkedHashSet(gui.getOpenFiles());
this.descriptorPatterns = gui.getDescriptorPatterns();
this.packagePatterns = gui.getPackagePatterns();
}
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
newShell.setText(Resources.getText("menu.file.settings.tip"));
}
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
((GridLayout) composite.getLayout()).numColumns = 2;
GridData data;
TabFolder tabs = new TabFolder(composite, SWT.NONE);
data = new GridData(GridData.FILL_BOTH);
data.horizontalSpan = 2;
tabs.setLayoutData(data);
Label commandLineLabel = new Label(composite, SWT.NONE);
commandLineLabel.setText(Resources.getText("dialog.settings.commandLine"));
data = new GridData();
data.verticalAlignment = SWT.TOP;
commandLineLabel.setLayoutData(data);
commandLine = new Text(composite, SWT.READ_ONLY | SWT.WRAP | SWT.V_SCROLL);
data = new GridData(GridData.FILL_BOTH);
data.heightHint = new GC(commandLine).textExtent("A").y * 3;
data.widthHint = 400;
commandLine.setLayoutData(data);
// Files
TabItem filesTab = new TabItem(tabs, SWT.NONE);
Composite filesComposite = new Composite(tabs, SWT.NONE);
filesTab.setText(Resources.getText("dialog.settings.tab1"));
filesTab.setControl(filesComposite);
createFilesGroup(filesComposite);
// Patterns
TabItem patternsTab = new TabItem(tabs, SWT.NONE);
Composite patternsComposite = new Composite(tabs, SWT.NONE);
patternsTab.setText(Resources.getText("dialog.settings.tab2"));
patternsTab.setControl(patternsComposite);
createPatternsGroup(patternsComposite);
updateCommandLine();
return parent;
}
private void createFilesGroup(Composite composite) {
composite.setLayout(new FormLayout());
// 文件列表
filesViewer = new TableViewer(composite, SWT.BORDER | SWT.FULL_SELECTION);
filesViewer.setLabelProvider(new ITableLabelProvider() {
public Image getColumnImage(Object element, int columnIndex) {
if (((File) element).isDirectory()) {
return Resources.getImageDescriptor("icon.folder").createImage();
} else {
return Resources.getImageDescriptor("icon.jar").createImage();
}
}
public String getColumnText(Object element, int columnIndex) {
return ((File) element).getAbsolutePath();
}
public void addListener(ILabelProviderListener listener) {
}
public void dispose() {
}
public boolean isLabelProperty(Object element, String property) {
return false;
}
public void removeListener(ILabelProviderListener listener) {
}
});
filesViewer.setContentProvider(new IStructuredContentProvider() {
public Object[] getElements(Object inputElement) {
return ((Collection) inputElement).toArray();
}
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
});
filesViewer.setComparator(new ViewerComparator());
filesViewer.setInput(files);
// 添加、删除按钮
Button addFolder = new Button(composite, SWT.NULL);
Button addFile = new Button(composite, SWT.NULL);
Button remove = new Button(composite, SWT.NULL);
addFolder.setText(Resources.getText("dialog.settings.addFolder"));
addFolder.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
addFolder();
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
addFile.setText(Resources.getText("dialog.settings.addFile"));
addFile.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
addFile();
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
remove.setText(Resources.getText("dialog.settings.remove"));
remove.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
remove();
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
// 设置layout
FormData data;
data = new FormData(400, 300);
data.top = new FormAttachment(0, 20);
data.left = new FormAttachment(0, 20);
data.right = new FormAttachment(80, 0);
data.bottom = new FormAttachment(100, -20);
filesViewer.getControl().setLayoutData(data);
data = new FormData();
data.top = new FormAttachment(0, 20);
data.left = new FormAttachment(filesViewer.getControl(), 20);
data.right = new FormAttachment(100, -20);
addFolder.setLayoutData(data);
data = new FormData();
data.top = new FormAttachment(addFolder, 5);
data.left = new FormAttachment(filesViewer.getControl(), 20);
data.right = new FormAttachment(100, -20);
addFile.setLayoutData(data);
data = new FormData();
data.top = new FormAttachment(addFile, 20);
data.left = new FormAttachment(filesViewer.getControl(), 20);
data.right = new FormAttachment(100, -20);
remove.setLayoutData(data);
}
private void createPatternsGroup(Composite composite) {
composite.setLayout(new GridLayout());
// descriptor/include/exclude patterns
descriptorPatternsControl = new PatternsGroup(composite, Resources.getText("dialog.settings.patterns.descriptors"),
Resources.getText("dialog.settings.patterns.descriptors.message"), descriptorPatterns);
packagePatternsControl = new PatternsGroup(composite, Resources.getText("dialog.settings.patterns.packages"),
Resources.getText("dialog.settings.patterns.packages.message"), packagePatterns);
}
public Set getFiles() {
return files;
}
public PatternSet getDescriptorPatterns() {
return descriptorPatterns;
}
public PatternSet getPackagePatterns() {
return packagePatterns;
}
protected void okPressed() {
descriptorPatterns = descriptorPatternsControl.getPatterns();
packagePatterns = packagePatternsControl.getPatterns();
super.okPressed();
}
private void addFolder() {
DirectoryDialog dialog = new DirectoryDialog(getShell(), SWT.NONE);
dialog.setText(Resources.getText("dialog.settings.addFolder"));
dialog.setMessage(Resources.getText("dialog.settings.addFolder.message"));
dialog.setFilterPath(getCurrentDir().getAbsolutePath());
String folder = dialog.open();
if (folder != null) {
File folderFile = new File(folder);
files.add(new File(folder));
filesViewer.refresh();
filesViewer.setSelection(new StructuredSelection(folderFile));
updateCommandLine();
}
}
private void addFile() {
FileDialog dialog = new FileDialog(getShell(), SWT.NONE);
dialog.setText(Resources.getText("dialog.settings.addFile"));
dialog.setFilterPath(getCurrentDir().getAbsolutePath());
dialog.setFilterExtensions(ConfiguratorConstant.PACKAGE_FILE_EXTS);
String file = dialog.open();
if (file != null) {
File f = new File(file);
files.add(f);
filesViewer.refresh();
filesViewer.setSelection(new StructuredSelection(f));
updateCommandLine();
}
}
private void remove() {
StructuredSelection selection = (StructuredSelection) filesViewer.getSelection();
if (!selection.isEmpty()) {
File nextFile = removeAndGetNext(files, (File) selection.getFirstElement());
filesViewer.refresh();
updateCommandLine();
if (nextFile != null) {
filesViewer.setSelection(new StructuredSelection(nextFile));
}
}
}
private File getCurrentDir() {
StructuredSelection selection = (StructuredSelection) filesViewer.getSelection();
File dir = null;
if (!selection.isEmpty()) {
File file = (File) selection.getFirstElement();
File parent = file.getParentFile();
if (parent != null) {
dir = parent.getAbsoluteFile(); // 当前选中文件的父目录
} else if (file.isDirectory()) {
dir = file.getAbsoluteFile(); // 当前选中的目录
}
}
if (dir == null) {
dir = new File("").getAbsoluteFile(); // 当前目录
}
return dir;
}
private File removeAndGetNext(Collection files, File fileToRemove) {
File nextFile = null;
for (Iterator i = files.iterator(); i.hasNext();) {
File file = (File) i.next();
if (file.equals(fileToRemove)) {
i.remove();
if (i.hasNext()) {
nextFile = (File) i.next();
}
break;
}
}
if (nextFile == null && !files.isEmpty()) {
nextFile = (File) files.iterator().next();
}
return nextFile;
}
private void updateCommandLine() {
StringBuffer buf = new StringBuffer();
buf.append("antxconfig ");
// descriptor patterns
PatternSet descriptorPatterns = descriptorPatternsControl.getPatterns();
buf.append(patternsToString("-d ", descriptorPatterns.getIncludes(), " "));
buf.append(patternsToString("-D ", descriptorPatterns.getExcludes(), " "));
// package patterns
PatternSet packagePatterns = packagePatternsControl.getPatterns();
buf.append(patternsToString("-p ", packagePatterns.getIncludes(), " "));
buf.append(patternsToString("-P ", packagePatterns.getExcludes(), " "));
// files
for (Iterator i = getFiles().iterator(); i.hasNext();) {
File file = (File) i.next();
buf.append(file.getAbsolutePath()).append(" ");
}
String cmd = buf.toString();
commandLine.setText(cmd);
}
private String patternsToString(String prefix, String[] patterns, String suffix) {
if (patterns != null && patterns.length > 0) {
return prefix + StringUtil.join(patterns, ",") + suffix;
}
return "";
}
/**
* 代表一对include/exclude patterns。
*
* @author Michael Zhou
*/
private class PatternsGroup {
private final Group composite;
private final Text includeInput;
private final Text excludeInput;
public PatternsGroup(Composite parent, String text, String message, PatternSet patterns) {
// Group
composite = new Group(parent, SWT.NONE);
composite.setLayoutData(new GridData(GridData.FILL_BOTH));
composite.setText(text);
// Layout
GridLayout layout = new GridLayout(4, false);
layout.marginWidth = 20;
layout.marginHeight = 20;
layout.horizontalSpacing = 10;
layout.verticalSpacing = 10;
composite.setLayout(layout);
// Include
Label includeLabel = new Label(composite, SWT.NONE);
includeLabel.setText(Resources.getText("dialog.settings.patterns.include"));
includeLabel.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
includeInput = new Text(composite, SWT.BORDER | SWT.MULTI);
includeInput.setLayoutData(new GridData(GridData.FILL_BOTH));
if (patterns != null) {
includeInput.setText(StringUtil.join(patterns.getIncludes(), "\n"));
}
includeInput.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateCommandLine();
}
});
// Exclude
Label excludeLabel = new Label(composite, SWT.NONE);
excludeLabel.setText(Resources.getText("dialog.settings.patterns.exclude"));
excludeLabel.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
excludeInput = new Text(composite, SWT.BORDER | SWT.MULTI);
excludeInput.setLayoutData(new GridData(GridData.FILL_BOTH));
if (patterns != null) {
excludeInput.setText(StringUtil.join(patterns.getExcludes(), "\n"));
}
excludeInput.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateCommandLine();
}
});
// Message
Text messagelLabel = new Text(composite, SWT.READ_ONLY);
GridData data = new GridData();
data.horizontalSpan = 4;
messagelLabel.setForeground(getShell().getDisplay().getSystemColor(SWT.COLOR_BLUE));
messagelLabel.setText(message);
messagelLabel.setLayoutData(data);
}
public PatternSet getPatterns() {
String[] includes = StringUtil.split(includeInput.getText(), "\r\n, ");
String[] excludes = StringUtil.split(excludeInput.getText(), "\r\n, ");
return new PatternSet(includes, excludes);
}
}
}