275 lines
9.5 KiB
C++
275 lines
9.5 KiB
C++
/**
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* @file llwindowsdl.h
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* @brief SDL implementation of LLWindow class
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLWINDOWSDL2_H
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#define LL_LLWINDOWSDL2_H
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// Simple Directmedia Layer (http://libsdl.org/) implementation of LLWindow class
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#include "llwindow.h"
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#include "lltimer.h"
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#include "SDL2/SDL.h"
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#include "SDL2/SDL_endian.h"
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#if LL_X11
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// get X11-specific headers for use in low-level stuff like copy-and-paste support
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#include "SDL2/SDL_syswm.h"
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#endif
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// AssertMacros.h does bad things.
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#include "fix_macros.h"
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#undef verify
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#undef require
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class LLWindowSDL : public LLWindow
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{
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public:
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/*virtual*/ void show();
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/*virtual*/ void hide();
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/*virtual*/ void close();
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/*virtual*/ bool getVisible();
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/*virtual*/ bool getMinimized();
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/*virtual*/ bool getMaximized();
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/*virtual*/ bool maximize();
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/*virtual*/ void minimize();
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/*virtual*/ void restore();
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/*virtual*/ bool getFullscreen();
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/*virtual*/ bool getPosition(LLCoordScreen *position);
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/*virtual*/ bool getSize(LLCoordScreen *size);
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/*virtual*/ bool getSize(LLCoordWindow *size);
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/*virtual*/ bool setPosition(LLCoordScreen position);
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/*virtual*/ bool setSizeImpl(LLCoordScreen size);
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/*virtual*/ bool setSizeImpl(LLCoordWindow size);
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/*virtual*/ bool switchContext(bool fullscreen, const LLCoordScreen &size, bool enable_vsync, const LLCoordScreen * const posp = NULL);
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// <FS:Zi> Make shared context work on Linux for multithreaded OpenGL
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void* createSharedContext() override;
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void makeContextCurrent(void* context) override;
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void destroySharedContext(void* context) override;
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/*virtual*/ void toggleVSync(bool enable_vsync);
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// </FS:Zi>
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/*virtual*/ bool setCursorPosition(LLCoordWindow position);
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/*virtual*/ bool getCursorPosition(LLCoordWindow *position);
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/*virtual*/ void showCursor();
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/*virtual*/ void hideCursor();
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/*virtual*/ void showCursorFromMouseMove();
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/*virtual*/ void hideCursorUntilMouseMove();
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/*virtual*/ bool isCursorHidden();
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/*virtual*/ void updateCursor();
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/*virtual*/ void captureMouse();
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/*virtual*/ void releaseMouse();
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/*virtual*/ void setMouseClipping( bool b );
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/*virtual*/ void setMinSize(U32 min_width, U32 min_height, bool enforce_immediately = true);
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/*virtual*/ bool isClipboardTextAvailable();
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/*virtual*/ bool pasteTextFromClipboard(LLWString &dst);
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/*virtual*/ bool copyTextToClipboard(const LLWString & src);
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/*virtual*/ bool isPrimaryTextAvailable();
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/*virtual*/ bool pasteTextFromPrimary(LLWString &dst);
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/*virtual*/ bool copyTextToPrimary(const LLWString & src);
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/*virtual*/ void flashIcon(F32 seconds);
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/*virtual*/ F32 getGamma();
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/*virtual*/ bool setGamma(const F32 gamma); // Set the gamma
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/*virtual*/ U32 getFSAASamples();
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/*virtual*/ void setFSAASamples(const U32 samples);
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/*virtual*/ bool restoreGamma(); // Restore original gamma table (before updating gamma)
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/*virtual*/ ESwapMethod getSwapMethod() { return mSwapMethod; }
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/*virtual*/ void processMiscNativeEvents();
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/*virtual*/ void gatherInput();
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/*virtual*/ void swapBuffers();
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/*virtual*/ void restoreGLContext() {};
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/*virtual*/ void delayInputProcessing() { };
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// handy coordinate space conversion routines
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/*virtual*/ bool convertCoords(LLCoordScreen from, LLCoordWindow *to);
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/*virtual*/ bool convertCoords(LLCoordWindow from, LLCoordScreen *to);
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/*virtual*/ bool convertCoords(LLCoordWindow from, LLCoordGL *to);
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/*virtual*/ bool convertCoords(LLCoordGL from, LLCoordWindow *to);
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/*virtual*/ bool convertCoords(LLCoordScreen from, LLCoordGL *to);
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/*virtual*/ bool convertCoords(LLCoordGL from, LLCoordScreen *to);
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/*virtual*/ LLWindowResolution* getSupportedResolutions(S32 &num_resolutions);
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/*virtual*/ F32 getNativeAspectRatio();
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/*virtual*/ F32 getPixelAspectRatio();
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/*virtual*/ void setNativeAspectRatio(F32 ratio) { mOverrideAspectRatio = ratio; }
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/*virtual*/ void beforeDialog();
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/*virtual*/ void afterDialog();
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/*virtual*/ bool dialogColorPicker(F32 *r, F32 *g, F32 *b);
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/*virtual*/ void *getPlatformWindow();
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/*virtual*/ void bringToFront();
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/*virtual*/ void allowLanguageTextInput(LLPreeditor* preeditor, bool b);
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/*virtual*/ void setLanguageTextInput(const LLCoordGL& pos);
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/*virtual*/ void spawnWebBrowser(const std::string& escaped_url, bool async);
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/*virtual*/ void openFile(const std::string& file_name);
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/*virtual*/ void setTitle(const std::string& title);
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void enableIME(bool b);
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static std::vector<std::string> getDynamicFallbackFontList();
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// Not great that these are public, but they have to be accessible
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// by non-class code and it's better than making them global.
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#if LL_X11
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Window mSDL_XWindowID;
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Display *mSDL_Display;
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#endif
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void (*Lock_Display)(void);
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void (*Unlock_Display)(void);
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#if LL_GTK
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// Lazily initialize and check the runtime GTK version for goodness.
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static bool ll_try_gtk_init(void);
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#endif // LL_GTK
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#if LL_X11
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static Window get_SDL_XWindowID(void);
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static Display* get_SDL_Display(void);
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#endif // LL_X11
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protected:
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LLWindowSDL(LLWindowCallbacks* callbacks,
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const std::string& title, int x, int y, int width, int height, U32 flags,
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bool fullscreen, bool clearBg, bool enable_vsync, bool use_gl,
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//bool ignore_pixel_depth, U32 fsaa_samples);
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bool ignore_pixel_depth, U32 fsaa_samples, bool useLegacyCursors); // <FS:LO> Legacy cursor setting from main program
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~LLWindowSDL();
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/*virtual*/ bool isValid();
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/*virtual*/ LLSD getNativeKeyData();
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//void initCursors();
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void initCursors(bool useLegacyCursors); // <FS:LO> Legacy cursor setting from main program
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void quitCursors();
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void moveWindow(const LLCoordScreen& position,const LLCoordScreen& size);
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// Changes display resolution. Returns true if successful
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bool setDisplayResolution(S32 width, S32 height, S32 bits, S32 refresh);
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// Go back to last fullscreen display resolution.
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bool setFullscreenResolution();
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bool shouldPostQuit() { return mPostQuit; }
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protected:
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//
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// Platform specific methods
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//
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// create or re-create the GL context/window. Called from the constructor and switchContext().
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bool createContext(int x, int y, int width, int height, int bits, bool fullscreen, bool enable_vsync);
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void destroyContext();
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void setupFailure(const std::string& text, const std::string& caption, U32 type);
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void fixWindowSize(void);
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U32 SDLCheckGrabbyKeys(U32 keysym, bool gain);
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bool SDLReallyCaptureInput(bool capture);
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//
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// Platform specific variables
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//
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U32 mGrabbyKeyFlags;
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int mReallyCapturedCount;
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SDL_Window* mWindow;
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SDL_Surface* mSurface;
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SDL_GLContext mContext;
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SDL_Cursor* mSDLCursors[UI_CURSOR_COUNT];
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LLPreeditor* mPreeditor;
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bool mIMEEnabled;
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std::string mWindowTitle;
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double mOriginalAspectRatio;
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bool mNeedsResize; // Constructor figured out the window is too big, it needs a resize.
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LLCoordScreen mNeedsResizeSize;
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F32 mOverrideAspectRatio;
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F32 mGamma;
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U32 mFSAASamples;
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int mSDLFlags;
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int mHaveInputFocus; /* 0=no, 1=yes, else unknown */
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int mIsMinimized; /* 0=no, 1=yes, else unknown */
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friend class LLWindowManager;
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private:
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#if LL_X11
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void x11_set_urgent(bool urgent);
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bool mFlashing;
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LLTimer mFlashTimer;
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#endif //LL_X11
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U32 mKeyVirtualKey;
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U32 mKeyModifiers;
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std::string mInputType;
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bool mUseLegacyCursors; // <FS:LO> Legacy cursor setting from main program
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public:
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#if LL_X11
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static Display* getSDLDisplay();
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LLWString const& getPrimaryText() const { return mPrimaryClipboard; }
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LLWString const& getSecondaryText() const { return mSecondaryClipboard; }
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void clearPrimaryText() { mPrimaryClipboard.clear(); }
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void clearSecondaryText() { mSecondaryClipboard.clear(); }
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private:
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void tryFindFullscreenSize( int &aWidth, int &aHeight );
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void initialiseX11Clipboard();
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bool getSelectionText(Atom selection, LLWString& text);
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bool getSelectionText( Atom selection, Atom type, LLWString &text );
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bool setSelectionText(Atom selection, const LLWString& text);
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#endif
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LLWString mPrimaryClipboard;
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LLWString mSecondaryClipboard;
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};
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class LLSplashScreenSDL : public LLSplashScreen
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{
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public:
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LLSplashScreenSDL();
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virtual ~LLSplashScreenSDL();
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/*virtual*/ void showImpl();
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/*virtual*/ void updateImpl(const std::string& mesg);
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/*virtual*/ void hideImpl();
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};
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S32 OSMessageBoxSDL(const std::string& text, const std::string& caption, U32 type);
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#endif //LL_LLWINDOWSDL_H
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