/*
* Freeplane - mind map editor
* Copyright (C) 2008 Joerg Mueller, Daniel Polansky, Christian Foltin, Dimitry Polivaev
*
* This file is modified by Dimitry Polivaev in 2008.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.freeplane.features.text.mindmapmode;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.net.URL;
import javax.swing.JButton;
import javax.swing.JEditorPane;
import javax.swing.JPanel;
import javax.swing.JRootPane;
import javax.swing.RootPaneContainer;
import javax.swing.text.JTextComponent;
import javax.swing.text.html.HTMLDocument;
import javax.swing.text.html.StyleSheet;
import org.freeplane.core.resources.ResourceController;
import org.freeplane.core.ui.MenuBuilder;
import org.freeplane.core.ui.components.UITools;
import org.freeplane.core.util.ColorUtils;
import org.freeplane.core.util.HtmlUtils;
import org.freeplane.core.util.LogUtils;
import org.freeplane.core.util.TextUtils;
import org.freeplane.features.map.NodeModel;
import org.freeplane.features.spellchecker.mindmapmode.SpellCheckerController;
import com.lightdev.app.shtm.SHTMLEditorPane;
import com.lightdev.app.shtm.SHTMLPanel;
/**
* @author Daniel Polansky
*/
public class EditNodeWYSIWYG extends EditNodeBase {
private static class HTMLDialog extends EditDialog {
private SHTMLPanel htmlEditorPanel;
private JButton splitButton;
HTMLDialog(final EditNodeBase base, final String title, String purpose, final RootPaneContainer frame) throws Exception {
super(base, title, frame);
createEditorPanel(purpose);
getContentPane().add(htmlEditorPanel, BorderLayout.CENTER);
UITools.addEscapeActionToDialog(getDialog(), new CancelAction());
final JButton okButton = new JButton();
final JButton cancelButton = new JButton();
splitButton = new JButton();
MenuBuilder.setLabelAndMnemonic(okButton, TextUtils.getRawText("ok"));
MenuBuilder.setLabelAndMnemonic(cancelButton, TextUtils.getRawText("cancel"));
MenuBuilder.setLabelAndMnemonic(splitButton, TextUtils.getRawText("split"));
okButton.addActionListener(new ActionListener() {
public void actionPerformed(final ActionEvent e) {
submit();
}
});
cancelButton.addActionListener(new ActionListener() {
public void actionPerformed(final ActionEvent e) {
cancel();
}
});
splitButton.addActionListener(new ActionListener() {
public void actionPerformed(final ActionEvent e) {
split();
}
});
UITools.addKeyActionToDialog(getDialog(), new SubmitAction(), "alt ENTER", "submit");
final JPanel buttonPane = new JPanel();
buttonPane.add(okButton);
buttonPane.add(cancelButton);
buttonPane.add(splitButton);
buttonPane.setMaximumSize(new Dimension(1000, 20));
if (ResourceController.getResourceController().getBooleanProperty("el__buttons_above")) {
getContentPane().add(buttonPane, BorderLayout.NORTH);
}
else {
getContentPane().add(buttonPane, BorderLayout.SOUTH);
}
}
/*
* (non-Javadoc)
* @see freeplane.view.mindmapview.EditNodeBase.Dialog#close()
*/
@Override
protected void cancel() {
super.cancel();
final StyleSheet styleSheet = htmlEditorPanel.getDocument().getStyleSheet();
styleSheet.removeStyle("p");
styleSheet.removeStyle("BODY");
getBase().getEditControl().cancel();
}
private SHTMLPanel createEditorPanel(String purpose) throws Exception {
if (htmlEditorPanel == null) {
htmlEditorPanel = MTextController.getController().createSHTMLPanel(purpose);
final SHTMLEditorPane editorPane = (SHTMLEditorPane) htmlEditorPanel.getEditorPane();
final SpellCheckerController spellCheckerController = SpellCheckerController.getController();
spellCheckerController.enableAutoSpell(editorPane, true);
spellCheckerController.addSpellCheckerMenu(editorPane.getPopup());
spellCheckerController.enableShortKey(editorPane, true);
}
return htmlEditorPanel;
}
/**
* @return Returns the htmlEditorPanel.
*/
public SHTMLPanel getHtmlEditorPanel() {
return htmlEditorPanel;
}
@Override
public Component getMostRecentFocusOwner() {
if (getDialog().isFocused()) {
return getFocusOwner();
}
else {
return htmlEditorPanel.getMostRecentFocusOwner();
}
}
@Override
protected boolean isChanged() {
return htmlEditorPanel.needsSaving();
}
/*
* (non-Javadoc)
* @see freeplane.view.mindmapview.EditNodeBase.Dialog#split()
*/
@Override
protected void split() {
super.split();
final StyleSheet styleSheet = htmlEditorPanel.getDocument().getStyleSheet();
styleSheet.removeStyle("p");
styleSheet.removeStyle("body");
getBase().getEditControl().split(HtmlUtils.unescapeHTMLUnicodeEntity(htmlEditorPanel.getDocumentText()),
htmlEditorPanel.getCaretPosition());
}
/*
* (non-Javadoc)
* @see freeplane.view.mindmapview.EditNodeBase.Dialog#close()
*/
@Override
protected void submit() {
super.submit();
htmlEditorPanel.getDocument().getStyleSheet().removeStyle("p");
htmlEditorPanel.getDocument().getStyleSheet().removeStyle("body");
if (htmlEditorPanel.needsSaving()) {
getBase().getEditControl().ok(HtmlUtils.unescapeHTMLUnicodeEntity(htmlEditorPanel.getDocumentText()));
}
else {
getBase().getEditControl().cancel();
}
}
public void setSplitEnabled(boolean enableSplit) {
splitButton.setEnabled(enableSplit);
splitButton.setVisible(enableSplit);
}
}
private static final Dimension PREFERRED_SIZE = new Dimension(600, 400);
private String title;
private Font font;
private Color textColor = Color.BLACK;
private Dimension preferredSize = PREFERRED_SIZE;
public String getTitle() {
return title;
}
public void setTitle(String purpose) {
this.title = purpose;
}
public Font getFont() {
return font;
}
public void setFont(Font font) {
this.font = font;
}
public Color getTextColor() {
return textColor;
}
public void setTextColor(Color textColor) {
this.textColor = textColor;
}
public Dimension getPreferredSize() {
return preferredSize;
}
public void setPreferredSize(Dimension preferredSize) {
this.preferredSize = preferredSize;
}
public EditNodeWYSIWYG(final NodeModel node, final String text, final IEditControl editControl, boolean enableSplit) {
super(node, text, editControl);
}
public void show(final RootPaneContainer frame) {
try {
HTMLDialog htmlEditorWindow = createHtmlEditor(frame);
htmlEditorWindow.setBase(this);
final String titleText;
titleText = TextUtils.getText(title);
htmlEditorWindow.getDialog().setTitle(titleText);
htmlEditorWindow.setSplitEnabled(getEditControl().canSplit());
final SHTMLPanel htmlEditorPanel = (htmlEditorWindow).getHtmlEditorPanel();
final StringBuilder ruleBuilder = new StringBuilder(100);
ruleBuilder.append("body {");
if(font != null){
ruleBuilder.append("font-family: ").append(font.getFamily()).append(";");
final int fontSize = Math.round(font.getSize() / UITools.FONT_SCALE_FACTOR);
ruleBuilder.append("font-size: ").append(fontSize).append("pt;");
if (font.isItalic()) {
ruleBuilder.append("font-style: italic; ");
}
if (font.isBold()) {
ruleBuilder.append("font-weight: bold; ");
}
}
if(textColor != null)
ruleBuilder.append("color: ").append(ColorUtils.colorToString(textColor)).append(";");
final Color bgColor = getBackground();
ruleBuilder.append("background-color: ").append(ColorUtils.colorToString(bgColor)).append(";");
ruleBuilder.append("}\n");
ruleBuilder.append("p {margin-top:0;}\n");
final HTMLDocument document = htmlEditorPanel.getDocument();
final JEditorPane editorPane = htmlEditorPanel.getEditorPane();
if(textColor != null){
editorPane.setForeground(textColor);
editorPane.setCaretColor(textColor);
}
final StyleSheet styleSheet = document.getStyleSheet();
styleSheet.removeStyle("p");
styleSheet.removeStyle("body");
styleSheet.addRule(ruleBuilder.toString());
final URL url = node.getMap().getURL();
if (url != null) {
document.setBase(url);
}
else {
document.setBase(new URL("file: "));
}
htmlEditorPanel.setContentPanePreferredSize(preferredSize);
htmlEditorWindow.getDialog().pack();
if (ResourceController.getResourceController().getBooleanProperty("el__position_window_below_node")) {
UITools.setDialogLocationUnder(htmlEditorWindow.getDialog(), node);
}
else {
UITools.setDialogLocationRelativeTo(htmlEditorWindow.getDialog(), node);
}
String content = text;
if (!HtmlUtils.isHtmlNode(content)) {
content = HtmlUtils.plainToHTML(content);
}
htmlEditorPanel.setCurrentDocumentContent(content);
final KeyEvent firstKeyEvent = MTextController.getController().getEventQueue().getFirstEvent();
final JTextComponent currentPane = htmlEditorPanel.getEditorPane();
if (currentPane == htmlEditorPanel.getMostRecentFocusOwner()) {
redispatchKeyEvents(currentPane, firstKeyEvent);
if (firstKeyEvent == null) {
editorPane.setCaretPosition(htmlEditorPanel.getDocument().getLength());
}
}
else{
final EventBuffer keyEventDispatcher = MTextController.getController().getEventQueue();
keyEventDispatcher.deactivate();
}
htmlEditorPanel.getMostRecentFocusOwner().requestFocus();
htmlEditorWindow.show();
}
catch (final Exception ex) {
LogUtils.severe("Loading of WYSIWYG HTML editor failed. Use the other editors instead.", ex);
}
}
public HTMLDialog createHtmlEditor(final RootPaneContainer frame) throws Exception {
final JRootPane rootPane = ((RootPaneContainer)frame).getRootPane();
HTMLDialog htmlEditorWindow = (HTMLDialog) rootPane.getClientProperty(HTMLDialog.class);
if (htmlEditorWindow == null) {
htmlEditorWindow = new HTMLDialog(this, "", "", frame);
rootPane.putClientProperty(HTMLDialog.class, htmlEditorWindow);
// make sure that SHTML gets notified of relevant config changes!
ResourceController.getResourceController().addPropertyChangeListener(
new FreeplaneToSHTMLPropertyChangeAdapter(htmlEditorWindow.getHtmlEditorPanel()));
}
return htmlEditorWindow;
}
}