llwindowcallbacks.h
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- /**
- * @file llwindowcallbacks.h
- * @brief OS event callback class
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, 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 DragNDropAction {
- DNDA_START_TRACKING = 0,// Start tracking an incoming drag
- DNDA_TRACK, // User is dragging an incoming drag around the window
- DNDA_STOP_TRACKING, // User is no longer dragging an incoming drag around the window (may have either cancelled or dropped on the window)
- DNDA_DROPPED // User dropped an incoming drag on the window (this is the "commit" event)
- };
-
- 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, DragNDropAction action, 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