/**
* This file Copyright (c) 2005-2008 Aptana, Inc. This program is
* dual-licensed under both the Aptana Public License and the GNU General
* Public license. You may elect to use one or the other of these licenses.
*
* This program is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. Redistribution, except as permitted by whichever of
* the GPL or APL you select, is prohibited.
*
* 1. For the GPL license (GPL), you can redistribute and/or modify this
* program under the terms of the GNU General Public License,
* Version 3, as published by the Free Software Foundation. You should
* have received a copy of the GNU General Public License, Version 3 along
* with this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Aptana provides a special exception to allow redistribution of this file
* with certain other free and open source software ("FOSS") code and certain additional terms
* pursuant to Section 7 of the GPL. You may view the exception and these
* terms on the web at http://www.aptana.com/legal/gpl/.
*
* 2. For the Aptana Public License (APL), this program and the
* accompanying materials are made available under the terms of the APL
* v1.0 which accompanies this distribution, and is available at
* http://www.aptana.com/legal/apl/.
*
* You may view the GPL, Aptana's exception and additional terms, and the
* APL in the file titled license.html at the root of the corresponding
* plugin containing this source file.
*
* Any modifications to this file must keep this entire header intact.
*/
package com.aptana.ide.scripting.editors;
import java.io.File;
import java.util.ArrayList;
import java.util.Hashtable;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IEditorReference;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.texteditor.IDocumentProvider;
import org.eclipse.ui.texteditor.ITextEditor;
import org.mozilla.javascript.Callable;
import org.mozilla.javascript.Context;
import org.mozilla.javascript.Function;
import org.mozilla.javascript.Scriptable;
import org.mozilla.javascript.ScriptableObject;
import com.aptana.ide.core.IdeLog;
import com.aptana.ide.core.ui.WorkbenchHelper;
import com.aptana.ide.editor.html.HTMLEditor;
import com.aptana.ide.editors.unified.IUnifiedEditor;
import com.aptana.ide.editors.unified.errors.IFileError;
import com.aptana.ide.scripting.ScriptingEngine;
import com.aptana.ide.scripting.ScriptingPlugin;
/**
* @author Kevin Lindsey
*/
public class Editors extends ScriptableObject
{
/*
* Fields
*/
private static final long serialVersionUID = -1034231442157154583L;
private Hashtable _editorsByType;
private Callable _bracketMatcher;
/**
* UNIFIED_EDITOR
*/
public static final int UNIFIED_EDITOR = 0;
/**
* CSS_EDITOR
*/
public static final int CSS_EDITOR = 1;
/**
* HTML_EDITOR
*/
public static final int HTML_EDITOR = 2;
/**
* HTML_EDITOR
*/
public static final int JAVASCRIPT_EDITOR = 3;
/**
* XML_EDITOR
*/
public static final int XML_EDITOR = 4;
/*
* Properties
*/
/**
* @see org.mozilla.javascript.ScriptableObject#getClassName()
*/
public String getClassName()
{
return "Editors"; //$NON-NLS-1$
}
/*
* Constructors
*/
/**
* Create a new instance of Views
*
* @param scope
*/
public Editors(Scriptable scope)
{
this.setParentScope(scope);
String[] names = new String[] {
"getEditorType", //$NON-NLS-1$
"open", //$NON-NLS-1$
"applyEditToActiveEditor" //$NON-NLS-1$
};
this.defineFunctionProperties(names, Editors.class, PERMANENT | READONLY);
this.defineProperty("all", Editors.class, PERMANENT | READONLY); //$NON-NLS-1$
this.defineProperty("activeEditor", Editors.class, PERMANENT | READONLY); //$NON-NLS-1$
this.defineProperty("activeErrors", Editors.class, PERMANENT | READONLY); //$NON-NLS-1$
this.defineProperty("bracketMatcher", Editors.class, PERMANENT); //$NON-NLS-1$
this.defineProperty("UNIFIED_EDITOR", new Integer(UNIFIED_EDITOR), PERMANENT | READONLY); //$NON-NLS-1$
this.defineProperty("CSS_EDITOR", new Integer(CSS_EDITOR), PERMANENT | READONLY); //$NON-NLS-1$
this.defineProperty("HTML_EDITOR", new Integer(HTML_EDITOR), PERMANENT | READONLY); //$NON-NLS-1$
this.defineProperty("JAVASCRIPT_EDITOR", new Integer(JAVASCRIPT_EDITOR), PERMANENT | READONLY); //$NON-NLS-1$
this.defineProperty("XML_EDITOR", new Integer(XML_EDITOR), PERMANENT | READONLY); //$NON-NLS-1$
}
/*
* Methods
*/
/**
* setBracketMatcher
*
* @param callback
*/
public void setBracketMatcher(Object callback)
{
if (callback instanceof Callable)
{
_bracketMatcher = (Callable) callback;
}
else
{
_bracketMatcher = null;
}
}
/**
* getBracketMatcher
*
* @return Callable
*/
public Callable getBracketMatcher()
{
return _bracketMatcher;
}
/**
* getAll
*
* @param thisObj
* @return Scriptable
*/
public static Scriptable getAll(ScriptableObject thisObj)
{
final IWorkbench workbench = PlatformUI.getWorkbench();
final ArrayList editors = new ArrayList();
Display display = workbench.getDisplay();
final Scriptable scope = thisObj.getParentScope();
display.syncExec(new Runnable()
{
public void run()
{
IWorkbenchWindow window = workbench.getActiveWorkbenchWindow();
IWorkbenchPage[] pages = window.getPages();
for (int i = 0; i < pages.length; i++)
{
IWorkbenchPage page = pages[i];
IEditorReference[] editorRefs = page.getEditorReferences();
for (int j = 0; j < editorRefs.length; j++)
{
IEditorPart editor = editorRefs[j].getEditor(false);
editors.add(new Editor(scope, editor));
}
}
}
});
Context cx = Context.getCurrentContext();
Object[] args = editors.toArray();
return cx.newArray(scope, args);
}
/**
* applyEditToActiveEditor
*
* @param cx
* @param thisObj
* @param args
* @param funObj
* @return Object
*/
public static Object applyEditToActiveEditor(Context cx, Scriptable thisObj, Object[] args, Function funObj)
{
final String insertText = Context.toString(args[0]);
final IWorkbench workbench = PlatformUI.getWorkbench();
Display display = workbench.getDisplay();
display.asyncExec(new Runnable()
{
public void run()
{
int offset = -1;
IEditorPart activeEditor = null;
IWorkbenchWindow window = workbench.getActiveWorkbenchWindow();
// this can be null if you close all perspectives
if (window != null && window.getActivePage() != null)
{
activeEditor = window.getActivePage().getActiveEditor();
if (activeEditor instanceof IUnifiedEditor)
{
ITextEditor editor = (ITextEditor) activeEditor;
IDocumentProvider dp = editor.getDocumentProvider();
IDocument doc = dp.getDocument(editor.getEditorInput());
StyledText textWidget = ((IUnifiedEditor) editor).getViewer().getTextWidget();
if (textWidget != null)
{
offset = textWidget.getCaretOffset();
try
{
doc.replace(offset, 0, insertText);
}
catch (BadLocationException e)
{
IdeLog.logError(ScriptingPlugin.getDefault(), Messages.Editors_Error, e);
}
}
}
}
}
});
return null;
}
/**
* getActiveEditor
*
* @param thisObj
* @return Scriptable
*/
public static Object getActiveEditor(ScriptableObject thisObj)
{
IEditorPart editor = ScriptingEngine.getActiveEditor();
Object result;
if (editor != null)
{
result = new Editor(thisObj.getParentScope(), editor);
}
else
{
result = Context.getUndefinedValue();
}
return result;
}
/**
* getActiveErrors
*
* @param thisObj
* @return IFileError[]
*/
public static IFileError[] getActiveErrors(ScriptableObject thisObj)
{
IEditorPart part = ScriptingEngine.getActiveEditor();
IFileError[] result;
if (part != null && part instanceof IUnifiedEditor)
{
IUnifiedEditor editor = (IUnifiedEditor) part;
result = editor.getFileContext().getFileErrors();
}
else
{
result = new IFileError[0]; // Context.getUndefinedValue();
}
return result;
}
/**
* getAllEventTargets
*
* @return EditorType[]
*/
public EditorType[] getAllEventTargets()
{
if (this._editorsByType != null)
{
return (EditorType[]) this._editorsByType.values().toArray(new EditorType[0]);
}
else
{
return new EditorType[0];
}
}
/**
* getEventTarget
*
* @param type
* @return EditorType
*/
public EditorType getEventTarget(String type)
{
if (this._editorsByType != null && this._editorsByType.containsKey(type))
{
return (EditorType) this._editorsByType.get(type);
}
else
{
return null;
}
}
/**
* get editor type for the
*
* @param cx
* @param thisObj
* @param args
* @param funObj
* @return Scriptable
*/
public static Scriptable getEditorType(Context cx, Scriptable thisObj, Object[] args, Function funObj)
{
Editors instance = (Editors) thisObj;
String type = Context.toString(args[0]);
if (instance._editorsByType == null)
{
instance._editorsByType = new Hashtable();
}
if (instance._editorsByType.containsKey(type) == false)
{
EditorType editorType = new EditorType(type);
editorType.setParentScope(instance.getParentScope());
instance._editorsByType.put(type, editorType);
}
return (EditorType) instance._editorsByType.get(type);
}
/**
* open the specified file in a new editor
*
* @param cx
* @param thisObj
* @param args
* @param funObj
* @return Scriptable
*/
public static Scriptable open(Context cx, Scriptable thisObj, Object[] args, Function funObj)
{
String filename = Context.toString(args[0]);
File file = new File(filename);
IEditorPart editor = WorkbenchHelper.openFile(file, PlatformUI.getWorkbench().getActiveWorkbenchWindow());
if(editor == null)
{
return null;
}
if (editor instanceof HTMLEditor)
{
HTMLEditor html = (HTMLEditor) editor;
editor = html.getSourceEditor();
}
return new Editor(thisObj.getParentScope(), editor);
}
}