llwindowsdl.h
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- /**
- * @file llwindowsdl.h
- * @brief SDL implementation of LLWindow 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 LL_LLWINDOWSDL_H
- #define LL_LLWINDOWSDL_H
- // Simple Directmedia Layer (http://libsdl.org/) implementation of LLWindow class
- #include "llwindow.h"
- #include "lltimer.h"
- #include "SDL/SDL.h"
- #include "SDL/SDL_endian.h"
- #if LL_X11
- // get X11-specific headers for use in low-level stuff like copy-and-paste support
- #include "SDL/SDL_syswm.h"
- #endif
- // AssertMacros.h does bad things.
- #undef verify
- #undef check
- #undef require
- class LLWindowSDL : public LLWindow
- {
- public:
- /*virtual*/ void show();
- /*virtual*/ void hide();
- /*virtual*/ void close();
- /*virtual*/ BOOL getVisible();
- /*virtual*/ BOOL getMinimized();
- /*virtual*/ BOOL getMaximized();
- /*virtual*/ BOOL maximize();
- /*virtual*/ void minimize();
- /*virtual*/ void restore();
- /*virtual*/ BOOL getFullscreen();
- /*virtual*/ BOOL getPosition(LLCoordScreen *position);
- /*virtual*/ BOOL getSize(LLCoordScreen *size);
- /*virtual*/ BOOL getSize(LLCoordWindow *size);
- /*virtual*/ BOOL setPosition(LLCoordScreen position);
- /*virtual*/ BOOL setSize(LLCoordScreen size);
- /*virtual*/ BOOL switchContext(BOOL fullscreen, const LLCoordScreen &size, BOOL disable_vsync, const LLCoordScreen * const posp = NULL);
- /*virtual*/ BOOL setCursorPosition(LLCoordWindow position);
- /*virtual*/ BOOL getCursorPosition(LLCoordWindow *position);
- /*virtual*/ void showCursor();
- /*virtual*/ void hideCursor();
- /*virtual*/ void showCursorFromMouseMove();
- /*virtual*/ void hideCursorUntilMouseMove();
- /*virtual*/ BOOL isCursorHidden();
- /*virtual*/ void setCursor(ECursorType cursor);
- /*virtual*/ void captureMouse();
- /*virtual*/ void releaseMouse();
- /*virtual*/ void setMouseClipping( BOOL b );
- /*virtual*/ BOOL isClipboardTextAvailable();
- /*virtual*/ BOOL pasteTextFromClipboard(LLWString &dst);
- /*virtual*/ BOOL copyTextToClipboard(const LLWString & src);
- /*virtual*/ BOOL isPrimaryTextAvailable();
- /*virtual*/ BOOL pasteTextFromPrimary(LLWString &dst);
- /*virtual*/ BOOL copyTextToPrimary(const LLWString & src);
-
- /*virtual*/ void flashIcon(F32 seconds);
- /*virtual*/ F32 getGamma();
- /*virtual*/ BOOL setGamma(const F32 gamma); // Set the gamma
- /*virtual*/ U32 getFSAASamples();
- /*virtual*/ void setFSAASamples(const U32 samples);
- /*virtual*/ BOOL restoreGamma(); // Restore original gamma table (before updating gamma)
- /*virtual*/ ESwapMethod getSwapMethod() { return mSwapMethod; }
- /*virtual*/ void processMiscNativeEvents();
- /*virtual*/ void gatherInput();
- /*virtual*/ void swapBuffers();
- /*virtual*/ void delayInputProcessing() { };
- // handy coordinate space conversion routines
- /*virtual*/ BOOL convertCoords(LLCoordScreen from, LLCoordWindow *to);
- /*virtual*/ BOOL convertCoords(LLCoordWindow from, LLCoordScreen *to);
- /*virtual*/ BOOL convertCoords(LLCoordWindow from, LLCoordGL *to);
- /*virtual*/ BOOL convertCoords(LLCoordGL from, LLCoordWindow *to);
- /*virtual*/ BOOL convertCoords(LLCoordScreen from, LLCoordGL *to);
- /*virtual*/ BOOL convertCoords(LLCoordGL from, LLCoordScreen *to);
- /*virtual*/ LLWindowResolution* getSupportedResolutions(S32 &num_resolutions);
- /*virtual*/ F32 getNativeAspectRatio();
- /*virtual*/ F32 getPixelAspectRatio();
- /*virtual*/ void setNativeAspectRatio(F32 ratio) { mOverrideAspectRatio = ratio; }
- /*virtual*/ void beforeDialog();
- /*virtual*/ void afterDialog();
- /*virtual*/ BOOL dialogColorPicker(F32 *r, F32 *g, F32 *b);
- /*virtual*/ void *getPlatformWindow();
- /*virtual*/ void bringToFront();
- /*virtual*/ void spawnWebBrowser(const std::string& escaped_url);
-
- static std::vector<std::string> getDynamicFallbackFontList();
- // Not great that these are public, but they have to be accessible
- // by non-class code and it's better than making them global.
- #if LL_X11
- Window mSDL_XWindowID;
- Display *mSDL_Display;
- #endif
- void (*Lock_Display)(void);
- void (*Unlock_Display)(void);
- #if LL_GTK
- // Lazily initialize and check the runtime GTK version for goodness.
- static bool ll_try_gtk_init(void);
- #endif // LL_GTK
- #if LL_X11
- static Window get_SDL_XWindowID(void);
- static Display* get_SDL_Display(void);
- #endif // LL_X11
- protected:
- LLWindowSDL(LLWindowCallbacks* callbacks,
- const std::string& title, int x, int y, int width, int height, U32 flags,
- BOOL fullscreen, BOOL clearBg, BOOL disable_vsync, BOOL use_gl,
- BOOL ignore_pixel_depth, U32 fsaa_samples);
- ~LLWindowSDL();
- /*virtual*/ BOOL isValid();
- /*virtual*/ LLSD getNativeKeyData();
- void initCursors();
- void quitCursors();
- void moveWindow(const LLCoordScreen& position,const LLCoordScreen& size);
- // Changes display resolution. Returns true if successful
- BOOL setDisplayResolution(S32 width, S32 height, S32 bits, S32 refresh);
- // Go back to last fullscreen display resolution.
- BOOL setFullscreenResolution();
- BOOL shouldPostQuit() { return mPostQuit; }
- protected:
- //
- // Platform specific methods
- //
- // create or re-create the GL context/window. Called from the constructor and switchContext().
- BOOL createContext(int x, int y, int width, int height, int bits, BOOL fullscreen, BOOL disable_vsync);
- void destroyContext();
- void setupFailure(const std::string& text, const std::string& caption, U32 type);
- void fixWindowSize(void);
- U32 SDLCheckGrabbyKeys(SDLKey keysym, BOOL gain);
- BOOL SDLReallyCaptureInput(BOOL capture);
- //
- // Platform specific variables
- //
- U32 mGrabbyKeyFlags;
- int mReallyCapturedCount;
- SDL_Surface * mWindow;
- std::string mWindowTitle;
- double mOriginalAspectRatio;
- BOOL mNeedsResize; // Constructor figured out the window is too big, it needs a resize.
- LLCoordScreen mNeedsResizeSize;
- F32 mOverrideAspectRatio;
- F32 mGamma;
- U32 mFSAASamples;
- int mSDLFlags;
- SDL_Cursor* mSDLCursors[UI_CURSOR_COUNT];
- int mHaveInputFocus; /* 0=no, 1=yes, else unknown */
- int mIsMinimized; /* 0=no, 1=yes, else unknown */
- friend class LLWindowManager;
- private:
- #if LL_X11
- void x11_set_urgent(BOOL urgent);
- BOOL mFlashing;
- LLTimer mFlashTimer;
- #endif //LL_X11
-
- U32 mKeyScanCode;
- U32 mKeyVirtualKey;
- SDLMod mKeyModifiers;
- };
- class LLSplashScreenSDL : public LLSplashScreen
- {
- public:
- LLSplashScreenSDL();
- virtual ~LLSplashScreenSDL();
- /*virtual*/ void showImpl();
- /*virtual*/ void updateImpl(const std::string& mesg);
- /*virtual*/ void hideImpl();
- };
- S32 OSMessageBoxSDL(const std::string& text, const std::string& caption, U32 type);
- #endif //LL_LLWINDOWSDL_H