llwindowwin32.h

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#ifndef LL_LLWINDOWWIN32_H
#define LL_LLWINDOWWIN32_H

// Limit Windows API to small and manageable set.
#define WIN32_LEAN_AND_MEAN
#include <winsock2.h>
#include <windows.h>

#include "llwindow.h"

// Hack for async host by name
#define LL_WM_HOST_RESOLVED      (WM_APP + 1)
typedef void (*LLW32MsgCallback)(const MSG &msg);

class LLWindowWin32 : 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*/ 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*/ ECursorType getCursor() const;
        /*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*/ void flashIcon(F32 seconds);
        /*virtual*/ F32 getGamma();
        /*virtual*/ BOOL setGamma(const F32 gamma); // Set the gamma
        /*virtual*/ void setFSAASamples(const U32 fsaa_samples);
        /*virtual*/ U32 getFSAASamples();
        /*virtual*/ BOOL restoreGamma();                        // Restore original gamma table (before updating gamma)
        /*virtual*/ ESwapMethod getSwapMethod() { return mSwapMethod; }
        /*virtual*/ void gatherInput();
        /*virtual*/ void delayInputProcessing();
        /*virtual*/ void swapBuffers();

        /*virtual*/ LLString getTempFileName();
        /*virtual*/ void deleteFile( const char* file_name );
        /*virtual*/ S32 stat( const char* file_name, struct stat* stat_info );
        /*virtual*/ BOOL sendEmail(const char* address,const char* subject,const char* body_text,const char* attachment=NULL, const char* attachment_displayed_name=NULL);


        // 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*/     BOOL dialog_color_picker (F32 *r, F32 *g, F32 *b );

        /*virtual*/ void *getPlatformWindow();
        /*virtual*/ void bringToFront();
        /*virtual*/ void focusClient();

        /*virtual*/ void allowLanguageTextInput(LLPreeditor *preeditor, BOOL b);
        /*virtual*/ void setLanguageTextInput( const LLCoordGL & pos );
        /*virtual*/ void updateLanguageTextInputArea();
        /*virtual*/ void interruptLanguageTextInput();

        static std::string getFontListSans();

protected:
        LLWindowWin32(
                char *title, char *name, 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);
        ~LLWindowWin32();

        void    initCursors();
        void    initInputDevices();
        HCURSOR loadColorCursor(LPCTSTR name);
        BOOL    isValid();
        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();

        // Restore the display resolution to its value before we ran the app.
        BOOL    resetDisplayResolution();

        void    minimize();
        void    restore();

        BOOL    shouldPostQuit() { return mPostQuit; }

        void    fillCompositionForm(const LLRect& bounds, COMPOSITIONFORM *form);
        void    fillCandidateForm(const LLCoordGL& caret, const LLRect& bounds, CANDIDATEFORM *form);
        void    fillCharPosition(const LLCoordGL& caret, const LLRect& bounds, const LLRect& control, IMECHARPOSITION *char_position);
        void    fillCompositionLogfont(LOGFONT *logfont);
        U32             fillReconvertString(const LLWString &text, S32 focus, S32 focus_length, RECONVERTSTRING *reconvert_string);
        void    handleStartCompositionMessage();
        void    handleCompositionMessage(U32 indexes);
        BOOL    handleImeRequests(U32 request, U32 param, LRESULT *result);

protected:
        //
        // Platform specific methods
        //

        BOOL    getClientRectInScreenSpace(RECT* rectp);
        void    updateJoystick( );

        static LRESULT CALLBACK mainWindowProc(HWND h_wnd, UINT u_msg, WPARAM w_param, LPARAM l_param);
        static BOOL CALLBACK enumChildWindows(HWND h_wnd, LPARAM l_param);


        //
        // Platform specific variables
        //
        WCHAR           *mWindowTitle;
        WCHAR           *mWindowClassName;

        HWND            mWindowHandle;  // window handle
        HGLRC           mhRC;                   // OpenGL rendering context
        HDC                     mhDC;                   // Windows Device context handle
        HINSTANCE       mhInstance;             // handle to application instance
        WNDPROC         mWndProc;               // user-installable window proc
        RECT            mOldMouseClip;  // Screen rect to which the mouse cursor was globally constrained before we changed it in clipMouse()
        WPARAM          mLastSizeWParam;
        F32                     mOverrideAspectRatio;
        F32                     mNativeAspectRatio;

        HCURSOR         mCursor[ UI_CURSOR_COUNT ];  // Array of all mouse cursors

        static BOOL sIsClassRegistered; // has the window class been registered?

        F32                     mCurrentGamma;
        U32                     mFSAASamples;
        WORD            mPrevGammaRamp[256*3];
        WORD            mCurrentGammaRamp[256*3];

        LPWSTR          mIconResource;
        BOOL            mMousePositionModified;
        BOOL            mInputProcessingPaused;

        // The following variables are for Language Text Input control.
        // They are all static, since one context is shared by all LLWindowWin32
        // instances.
        static BOOL             sLanguageTextInputAllowed;
        static BOOL             sWinIMEOpened;
        static HKL              sWinInputLocale;
        static DWORD    sWinIMEConversionMode;
        static DWORD    sWinIMESentenceMode;
        static LLCoordWindow sWinIMEWindowPosition;
        LLCoordGL               mLanguageTextInputPointGL;
        LLRect                  mLanguageTextInputAreaGL;

        LLPreeditor             *mPreeditor;

        friend class LLWindowManager;
};

class LLSplashScreenWin32 : public LLSplashScreen
{
public:
        LLSplashScreenWin32();
        virtual ~LLSplashScreenWin32();

        /*virtual*/ void showImpl();
        /*virtual*/ void updateImpl(const char* mesg);
        /*virtual*/ void hideImpl();

#if LL_WINDOWS
        static LRESULT CALLBACK windowProc(HWND h_wnd, UINT u_msg, 
                WPARAM w_param, LPARAM l_param);
#endif

private:
#if LL_WINDOWS
        HWND mWindow;
#endif
};

extern LLW32MsgCallback gAsyncMsgCallback;
extern LPWSTR gIconResource;

static void     handleMessage( const MSG& msg );

S32 OSMessageBoxWin32(const char* text, const char* caption, U32 type);

#endif //LL_LLWINDOWWIN32_H

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