/*
* This file is part of the Echo Web Application Framework (hereinafter "Echo").
* Copyright (C) 2002-2009 NextApp, Inc.
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*/
package nextapp.echo2.testapp.interactive.testscreen;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.StringWriter;
import nextapp.echo2.app.Button;
import nextapp.echo2.app.Extent;
import nextapp.echo2.app.Insets;
import nextapp.echo2.app.Label;
import nextapp.echo2.app.Column;
import nextapp.echo2.app.StyleSheet;
import nextapp.echo2.app.TextArea;
import nextapp.echo2.app.WindowPane;
import nextapp.echo2.app.componentxml.ComponentXmlException;
import nextapp.echo2.app.componentxml.StyleSheetLoader;
import nextapp.echo2.app.event.ActionEvent;
import nextapp.echo2.app.event.ActionListener;
import nextapp.echo2.app.layout.SplitPaneLayoutData;
import nextapp.echo2.testapp.interactive.InteractiveApp;
import nextapp.echo2.testapp.interactive.Styles;
/**
* A test for <code>StyleSheet</code>s.
*/
public class StyleSheetTest extends Column {
private static final String DEFAULT_STYLE_SHEET_TEXT;
static {
InputStream in = null;
try {
in = StyleSheetTest.class.getClassLoader().getResourceAsStream(Styles.STYLE_PATH + "Default.stylesheet");
BufferedReader reader = new BufferedReader(new InputStreamReader(in));
StringBuffer out = new StringBuffer();
String line;
while ((line = reader.readLine()) != null) {
out.append(line);
out.append("\n");
}
DEFAULT_STYLE_SHEET_TEXT = out.toString();
} catch (IOException ex) {
throw new RuntimeException(ex.toString());
} finally {
if (in != null) { try { in.close(); } catch (IOException ex) { } }
}
}
private TextArea styleSheetEntryTextArea;
public StyleSheetTest() {
super();
SplitPaneLayoutData splitPaneLayoutData = new SplitPaneLayoutData();
splitPaneLayoutData.setInsets(new Insets(10));
setLayoutData(splitPaneLayoutData);
setCellSpacing(new Extent(20));
Column controlsColumn = new Column();
add(controlsColumn);
Button defaultButton = new Button("Slate Blue Style Sheet (DEFAULT)");
defaultButton.setStyleName("Default");
defaultButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
getApplicationInstance().setStyleSheet(Styles.DEFAULT_STYLE_SHEET);
}
});
controlsColumn.add(defaultButton);
Button greenButton = new Button("Forest Green Style Sheet");
greenButton.setStyleName("Default");
greenButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
getApplicationInstance().setStyleSheet(Styles.GREEN_STYLE_SHEET);
}
});
controlsColumn.add(greenButton);
Button nullButton = new Button("No Style Sheet");
nullButton.setStyleName("Default");
nullButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
getApplicationInstance().setStyleSheet(null);
}
});
controlsColumn.add(nullButton);
Button customButton = new Button("Custom Style Sheet (Edit Below)");
customButton.setStyleName("Default");
customButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
try {
StyleSheet styleSheet = loadStyleSheet(styleSheetEntryTextArea.getDocument().getText());
getApplicationInstance().setStyleSheet(styleSheet);
} catch (ComponentXmlException ex) {
displayCustomStyleError(ex);
}
}
});
controlsColumn.add(customButton);
styleSheetEntryTextArea = new TextArea();
styleSheetEntryTextArea.getDocument().setText(DEFAULT_STYLE_SHEET_TEXT);
styleSheetEntryTextArea.setStyleName("Default");
styleSheetEntryTextArea.setWidth(new Extent(600));
styleSheetEntryTextArea.setHeight(new Extent(300));
add(styleSheetEntryTextArea);
}
private void displayCustomStyleError(Exception exception) {
try {
StringWriter w = new StringWriter();
exception.printStackTrace(new PrintWriter(w));
w.close();
WindowPane windowPane = new WindowPane();
windowPane.setStyleName("Default");
windowPane.setTitle("Exception Setting Custom Style");
windowPane.add(new Label(w.toString()));
InteractiveApp.getApp().getDefaultWindow().getContent().add(windowPane);
} catch (IOException ex) {
throw new RuntimeException(ex);
}
}
private StyleSheet loadStyleSheet(String text)
throws ComponentXmlException {
InputStream in = null;
try {
// Not i18n safe.
in = new ByteArrayInputStream(text.getBytes());
StyleSheet styleSheet = StyleSheetLoader.load(in, StyleSheetTest.class.getClassLoader());
return styleSheet;
} finally {
if (in != null) { try { in.close(); } catch (IOException ex) { } }
}
}
}