/* ***** BEGIN LICENSE BLOCK *****
 * 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.
 *
 * The Original Code is the MRJ Carbon OJI Plugin.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corp.
 * Portions created by the Initial Developer are Copyright (C) 2001
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Patrick C. Beard <beard@netscape.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of 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.
 *
 * ***** END LICENSE BLOCK ***** */

/*
	MRJConsole.h
	
	Implements the JVM console interface.
	
	by Patrick C. Beard.
 */

#include "nsIJVMConsole.h"
#include "nsIEventHandler.h"
#include "SupportsMixin.h"

#include "jni.h"

class MRJPlugin;
class MRJSession;
class TopLevelFrame;

class MRJConsole :	public nsIJVMConsole,
					public nsIEventHandler,
					public SupportsMixin {
public:
	MRJConsole(MRJPlugin* plugin);
	virtual ~MRJConsole();

	// NS_DECL_ISUPPORTS
	// DECL_SUPPORTS_MIXIN
	NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr);
	NS_IMETHOD_(nsrefcnt) AddRef(void);
	NS_IMETHOD_(nsrefcnt) Release(void);

	// nsIJVMConsole methods.

    NS_IMETHOD
    Show(void);

    NS_IMETHOD
    Hide(void);

    NS_IMETHOD
    IsVisible(PRBool* isVisible);

    // Prints a message to the Java console. The encodingName specifies the
    // encoding of the message, and if NULL, specifies the default platform
    // encoding.
    NS_IMETHOD
    Print(const char* msg, const char* encodingName = NULL);

    NS_IMETHOD
    HandleEvent(nsPluginEvent* event, PRBool* eventHandled);
    
    // Private implementation methods.

	void setFrame(TopLevelFrame* frame) { mFrame = frame; }
	
	void write(const void *message, UInt32 messageLengthInBytes);

private:
	// Private implementation methods.
	OSStatus CallConsoleMethod(jmethodID method);
	OSStatus CallConsoleMethod(jmethodID method, jobject arg);

	void Initialize();
	
private:
	MRJPlugin* mPlugin;
	MRJSession* mSession;
	PRBool mIsInitialized;

	jclass mConsoleClass;
	jmethodID mInitMethod;
	jmethodID mDisposeMethod;
	jmethodID mShowMethod;
	jmethodID mHideMethod;
	jmethodID mVisibleMethod;
	jmethodID mPrintMethod;
	jmethodID mFinishMethod;

	jbooleanArray mResults;

#if !TARGET_CARBON
	JMAWTContextRef mContext;
#endif
    
	TopLevelFrame* mFrame;

	// support for SupportsMixin.
	static const InterfaceInfo sInterfaces[];
	static const UInt32 kInterfaceCount;
};
