/*
 * Created on Feb 26, 2005
 *
 */
package net.atlanticbb.tantlinger.ui.text.actions;

import java.awt.Dialog;
import java.awt.Frame;
import java.awt.Window;
import java.awt.event.ActionEvent;

import javax.swing.Action;
import javax.swing.JEditorPane;
import javax.swing.SwingUtilities;
import javax.swing.text.Element;
import javax.swing.text.JTextComponent;
import javax.swing.text.html.HTML;
import javax.swing.text.html.HTMLDocument;

import net.atlanticbb.tantlinger.ui.UIUtils;
import net.atlanticbb.tantlinger.ui.text.CompoundUndoManager;
import net.atlanticbb.tantlinger.ui.text.HTMLUtils;
import net.atlanticbb.tantlinger.ui.text.dialogs.NewTableDialog;

/**
 * Action which shows a dialog to insert an HTML table
 * 
 * @author Bob Tantlinger
 *
 */
public class HTMLTableAction extends HTMLTextEditAction
{      
    /**
     * 
     */
    private static final long serialVersionUID = 1L;

    public HTMLTableAction()
    {
        super(i18n.str("table_"));
        putValue(MNEMONIC_KEY, new Integer(i18n.mnem("table_")));     
        
        putValue(SMALL_ICON, UIUtils.getIcon(UIUtils.X16, "table.png")); 
        putValue(Action.SHORT_DESCRIPTION, getValue(Action.NAME));
    }

    protected void sourceEditPerformed(ActionEvent e, JEditorPane editor)
    {       
        NewTableDialog dlg = createNewTableDialog(editor);        
        if(dlg == null)
            return;        
        dlg.setLocationRelativeTo(dlg.getParent());        
        dlg.setVisible(true);
        if(dlg.hasUserCancelled())
            return;
        
        editor.replaceSelection(dlg.getHTML());
    }
    
    protected void wysiwygEditPerformed(ActionEvent e, JEditorPane editor)
    {
        NewTableDialog dlg = createNewTableDialog(editor);                
        if(dlg == null)
            return;        
        dlg.setLocationRelativeTo(dlg.getParent());        
        dlg.setVisible(true);
        if(dlg.hasUserCancelled())
            return;
        
        HTMLDocument document = (HTMLDocument)editor.getDocument();        
        String html = dlg.getHTML();
        
        Element elem = document.getParagraphElement(editor.getCaretPosition());
        CompoundUndoManager.beginCompoundEdit(document);
        try
        {            
            if(HTMLUtils.isElementEmpty(elem))
                document.setOuterHTML(elem, html);
            else if(elem.getName().equals("p-implied"))
                document.insertAfterEnd(elem, html);          
            else
                HTMLUtils.insertHTML(html, HTML.Tag.TABLE, editor);            
        }
        catch(Exception ex)
        {
            ex.printStackTrace();
        }
        CompoundUndoManager.endCompoundEdit(document);
    }
    
    /**
     * Creates the dialog
     * @param ed
     * @return the dialog 
     */
    private NewTableDialog createNewTableDialog(JTextComponent ed)
    {
        Window w = SwingUtilities.getWindowAncestor(ed);
        NewTableDialog d = null;
        if(w != null && w instanceof Frame)
            d = new NewTableDialog((Frame)w);
        else if(w != null && w instanceof Dialog)
            d = new NewTableDialog((Dialog)w);
                
        return d;
    }
}