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/**
* @file llwindowcallbacks.h
* @brief OS event callback class
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LLWINDOWCALLBACKS_H
#define LLWINDOWCALLBACKS_H
class LLCoordGL;
class LLWindow;
class LLWindowCallbacks
{
public:
virtual ~LLWindowCallbacks() {}
virtual BOOL handleTranslatedKeyDown(KEY key, MASK mask, BOOL repeated);
virtual BOOL handleTranslatedKeyUp(KEY key, MASK mask);
virtual void handleScanKey(KEY key, BOOL key_down, BOOL key_up, BOOL key_level);
virtual BOOL handleUnicodeChar(llwchar uni_char, MASK mask);
virtual BOOL handleMouseDown(LLWindow *window, LLCoordGL pos, MASK mask);
virtual BOOL handleMouseUp(LLWindow *window, LLCoordGL pos, MASK mask);
virtual void handleMouseLeave(LLWindow *window);
// return TRUE to allow window to close, which will then cause handleQuit to be called
virtual BOOL handleCloseRequest(LLWindow *window);
// window is about to be destroyed, clean up your business
virtual void handleQuit(LLWindow *window);
virtual BOOL handleRightMouseDown(LLWindow *window, LLCoordGL pos, MASK mask);
virtual BOOL handleRightMouseUp(LLWindow *window, LLCoordGL pos, MASK mask);
virtual BOOL handleMiddleMouseDown(LLWindow *window, LLCoordGL pos, MASK mask);
virtual BOOL handleMiddleMouseUp(LLWindow *window, LLCoordGL pos, MASK mask);
virtual BOOL handleActivate(LLWindow *window, BOOL activated);
virtual BOOL handleActivateApp(LLWindow *window, BOOL activating);
virtual void handleMouseMove(LLWindow *window, LLCoordGL pos, MASK mask);
virtual void handleScrollWheel(LLWindow *window, S32 clicks);
virtual void handleResize(LLWindow *window, S32 width, S32 height);
virtual void handleFocus(LLWindow *window);
virtual void handleFocusLost(LLWindow *window);
virtual void handleMenuSelect(LLWindow *window, S32 menu_item);
virtual BOOL handlePaint(LLWindow *window, S32 x, S32 y, S32 width, S32 height);
virtual BOOL handleDoubleClick(LLWindow *window, LLCoordGL pos, MASK mask); // double-click of left mouse button
virtual void handleWindowBlock(LLWindow *window); // window is taking over CPU for a while
virtual void handleWindowUnblock(LLWindow *window); // window coming back after taking over CPU for a while
virtual void handleDataCopy(LLWindow *window, S32 data_type, void *data);
virtual BOOL handleTimerEvent(LLWindow *window);
virtual BOOL handleDeviceChange(LLWindow *window);
enum DragNDropResult {
DND_NONE = 0, // No drop allowed
DND_MOVE, // Drop accepted would result in a "move" operation
DND_COPY, // Drop accepted would result in a "copy" operation
DND_LINK // Drop accepted would result in a "link" operation
};
virtual DragNDropResult handleDragNDrop(LLWindow *window, LLCoordGL pos, MASK mask, BOOL drop, std::string data);
virtual void handlePingWatchdog(LLWindow *window, const char * msg);
virtual void handlePauseWatchdog(LLWindow *window);
virtual void handleResumeWatchdog(LLWindow *window);
// Look up a localized string, usually for an error message
virtual std::string translateString(const char* tag);
virtual std::string translateString(const char* tag,
const std::map<std::string, std::string>& args);
};
#endif
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