+/*\r
+ * freeglut_main_mswin.c\r
+ *\r
+ * The Windows-specific mouse cursor related stuff.\r
+ *\r
+ * Copyright (c) 2012 Stephen J. Baker. All Rights Reserved.\r
+ * Written by John F. Fay, <fayjf@sourceforge.net>\r
+ * Creation date: Sat Jan 21, 2012\r
+ *\r
+ * Permission is hereby granted, free of charge, to any person obtaining a\r
+ * copy of this software and associated documentation files (the "Software"),\r
+ * to deal in the Software without restriction, including without limitation\r
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,\r
+ * and/or sell copies of the Software, and to permit persons to whom the\r
+ * Software is furnished to do so, subject to the following conditions:\r
+ *\r
+ * The above copyright notice and this permission notice shall be included\r
+ * in all copies or substantial portions of the Software.\r
+ *\r
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS\r
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r
+ * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
+ */\r
+\r
+#include <GL/freeglut.h>\r
+#include "../Common/freeglut_internal.h"\r
+\r
+\r
+extern void fghRedrawWindow ( SFG_Window *window );\r
+\r
+extern void fgNewWGLCreateContext( SFG_Window* window );\r
+extern GLboolean fgSetupPixelFormat( SFG_Window* window, GLboolean checkOnly,\r
+ unsigned char layer_type );\r
+\r
+#ifdef WM_TOUCH\r
+typedef BOOL (WINAPI *pGetTouchInputInfo)(HTOUCHINPUT,UINT,PTOUCHINPUT,int);\r
+typedef BOOL (WINAPI *pCloseTouchInputHandle)(HTOUCHINPUT);\r
+static pGetTouchInputInfo fghGetTouchInputInfo = (pGetTouchInputInfo)0xDEADBEEF;\r
+static pCloseTouchInputHandle fghCloseTouchInputHandle = (pCloseTouchInputHandle)0xDEADBEEF;\r
+#endif\r
+\r
+/* \r
+ * Helper functions for getting client area from the window rect\r
+ * and the window rect from the client area given the style of the window\r
+ * (or a valid window pointer from which the style can be queried).\r
+ */\r
+extern void fghComputeWindowRectFromClientArea_QueryWindow( const SFG_Window *window, RECT *clientRect, BOOL posIsOutside );\r
+extern RECT fghGetClientArea ( const SFG_Window *window, BOOL wantPosOutside );\r
+\r
+\r
+void fgPlatformReshapeWindow ( SFG_Window *window, int width, int height )\r
+{\r
+ RECT windowRect;\r
+\r
+ /*\r
+ * For windowed mode, get the current position of the\r
+ * window and resize taking the size of the frame\r
+ * decorations into account.\r
+ */\r
+\r
+ /* "GetWindowRect" returns the pixel coordinates of the outside of the window */\r
+ GetWindowRect( window->Window.Handle, &windowRect );\r
+\r
+ /* Create rect in FreeGLUT format, (X,Y) topleft outside window, WxH of client area */\r
+ windowRect.right = windowRect.left+width;\r
+ windowRect.bottom = windowRect.top+height;\r
+\r
+ if (window->Parent == NULL)\r
+ /* get the window rect from this to feed to SetWindowPos, correct for window decorations */\r
+ fghComputeWindowRectFromClientArea_QueryWindow(window,&windowRect,TRUE);\r
+ else\r
+ {\r
+ /* correct rect for position client area of parent window\r
+ * (SetWindowPos input for child windows is in coordinates\r
+ * relative to the parent's client area).\r
+ * Child windows don't have decoration, so no need to correct\r
+ * for them.\r
+ */\r
+ RECT parentRect;\r
+ parentRect = fghGetClientArea( window->Parent, FALSE );\r
+ windowRect.left -= parentRect.left;\r
+ windowRect.right -= parentRect.left;\r
+ windowRect.top -= parentRect.top;\r
+ windowRect.bottom -= parentRect.top;\r
+ }\r
+ \r
+ /* Do the actual resizing */\r
+ SetWindowPos( window->Window.Handle,\r
+ HWND_TOP,\r
+ windowRect.left, windowRect.top,\r
+ windowRect.right - windowRect.left,\r
+ windowRect.bottom- windowRect.top,\r
+ SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING |\r
+ SWP_NOZORDER\r
+ );\r
+}\r
+\r
+\r
+void fgPlatformDisplayWindow ( SFG_Window *window )\r
+{\r
+ RedrawWindow(\r
+ window->Window.Handle, NULL, NULL,\r
+ RDW_NOERASE | RDW_INTERNALPAINT | RDW_INVALIDATE | RDW_UPDATENOW\r
+ );\r
+}\r
+\r
+\r
+void fgPlatformSleepForEvents( long msec )\r
+{\r
+ MsgWaitForMultipleObjects( 0, NULL, FALSE, msec, QS_ALLINPUT );\r
+}\r
+\r
+\r
+void fgPlatformProcessSingleEvent ( void )\r
+{\r
+ MSG stMsg;\r
+\r
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMainLoopEvent" );\r
+\r
+ while( PeekMessage( &stMsg, NULL, 0, 0, PM_NOREMOVE ) )\r
+ {\r
+ if( GetMessage( &stMsg, NULL, 0, 0 ) == 0 )\r
+ {\r
+ if( fgState.ActionOnWindowClose == GLUT_ACTION_EXIT )\r
+ {\r
+ fgDeinitialize( );\r
+ exit( 0 );\r
+ }\r
+ else if( fgState.ActionOnWindowClose == GLUT_ACTION_GLUTMAINLOOP_RETURNS )\r
+ fgState.ExecState = GLUT_EXEC_STATE_STOP;\r
+\r
+ return;\r
+ }\r
+\r
+ TranslateMessage( &stMsg );\r
+ DispatchMessage( &stMsg );\r
+ }\r
+}\r
+\r
+\r
+\r
+void fgPlatformMainLoopPreliminaryWork ( void )\r
+{\r
+ SFG_Window *window = (SFG_Window *)fgStructure.Windows.First ;\r
+\r
+ /*\r
+ * Processing before the main loop: If there is a window which is open and\r
+ * which has a visibility callback, call it. I know this is an ugly hack,\r
+ * but I'm not sure what else to do about it. Ideally we should leave\r
+ * something uninitialized in the create window code and initialize it in\r
+ * the main loop, and have that initialization create a "WM_ACTIVATE"\r
+ * message. Then we would put the visibility callback code in the\r
+ * "case WM_ACTIVATE" block below. - John Fay -- 10/24/02\r
+ */\r
+ while( window )\r
+ {\r
+ if ( FETCH_WCB( *window, Visibility ) )\r
+ {\r
+ SFG_Window *current_window = fgStructure.CurrentWindow ;\r
+\r
+ INVOKE_WCB( *window, Visibility, ( window->State.Visible ) );\r
+ fgSetWindow( current_window );\r
+ }\r
+\r
+ window = (SFG_Window *)window->Node.Next ;\r
+ }\r
+}\r
+\r
+\r
+/*\r
+ * Determine a GLUT modifer mask based on MS-WINDOWS system info.\r
+ */\r
+static int fgPlatformGetModifiers (void)\r
+{\r
+ return\r
+ ( ( ( GetKeyState( VK_LSHIFT ) < 0 ) ||\r
+ ( GetKeyState( VK_RSHIFT ) < 0 )) ? GLUT_ACTIVE_SHIFT : 0 ) |\r
+ ( ( ( GetKeyState( VK_LCONTROL ) < 0 ) ||\r
+ ( GetKeyState( VK_RCONTROL ) < 0 )) ? GLUT_ACTIVE_CTRL : 0 ) |\r
+ ( ( ( GetKeyState( VK_LMENU ) < 0 ) ||\r
+ ( GetKeyState( VK_RMENU ) < 0 )) ? GLUT_ACTIVE_ALT : 0 );\r
+}\r
+\r
+/*\r
+ * The window procedure for handling Win32 events\r
+ */\r
+LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,\r
+ LPARAM lParam )\r
+{\r
+ static unsigned char lControl = 0, rControl = 0, lShift = 0,\r
+ rShift = 0, lAlt = 0, rAlt = 0;\r
+\r
+ SFG_Window* window;\r
+ PAINTSTRUCT ps;\r
+ LRESULT lRet = 1;\r
+\r
+ FREEGLUT_INTERNAL_ERROR_EXIT_IF_NOT_INITIALISED ( "Event Handler" ) ;\r
+\r
+ window = fgWindowByHandle( hWnd );\r
+\r
+ if ( ( window == NULL ) && ( uMsg != WM_CREATE ) )\r
+ return DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+\r
+ /* printf ( "Window %3d message <%04x> %12d %12d\n", window?window->ID:0,\r
+ uMsg, wParam, lParam ); */\r
+\r
+ if ( window )\r
+ {\r
+ /* Checking for CTRL, ALT, and SHIFT key positions: Key Down! */\r
+ if ( !lControl && GetAsyncKeyState ( VK_LCONTROL ) )\r
+ {\r
+ INVOKE_WCB ( *window, Special,\r
+ ( GLUT_KEY_CTRL_L, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ lControl = 1;\r
+ }\r
+\r
+ if ( !rControl && GetAsyncKeyState ( VK_RCONTROL ) )\r
+ {\r
+ INVOKE_WCB ( *window, Special,\r
+ ( GLUT_KEY_CTRL_R, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ rControl = 1;\r
+ }\r
+\r
+ if ( !lShift && GetAsyncKeyState ( VK_LSHIFT ) )\r
+ {\r
+ INVOKE_WCB ( *window, Special,\r
+ ( GLUT_KEY_SHIFT_L, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ lShift = 1;\r
+ }\r
+\r
+ if ( !rShift && GetAsyncKeyState ( VK_RSHIFT ) )\r
+ {\r
+ INVOKE_WCB ( *window, Special,\r
+ ( GLUT_KEY_SHIFT_R, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ rShift = 1;\r
+ }\r
+\r
+ if ( !lAlt && GetAsyncKeyState ( VK_LMENU ) )\r
+ {\r
+ INVOKE_WCB ( *window, Special,\r
+ ( GLUT_KEY_ALT_L, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ lAlt = 1;\r
+ }\r
+\r
+ if ( !rAlt && GetAsyncKeyState ( VK_RMENU ) )\r
+ {\r
+ INVOKE_WCB ( *window, Special,\r
+ ( GLUT_KEY_ALT_R, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ rAlt = 1;\r
+ }\r
+\r
+ /* Checking for CTRL, ALT, and SHIFT key positions: Key Up! */\r
+ if ( lControl && !GetAsyncKeyState ( VK_LCONTROL ) )\r
+ {\r
+ INVOKE_WCB ( *window, SpecialUp,\r
+ ( GLUT_KEY_CTRL_L, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ lControl = 0;\r
+ }\r
+\r
+ if ( rControl && !GetAsyncKeyState ( VK_RCONTROL ) )\r
+ {\r
+ INVOKE_WCB ( *window, SpecialUp,\r
+ ( GLUT_KEY_CTRL_R, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ rControl = 0;\r
+ }\r
+\r
+ if ( lShift && !GetAsyncKeyState ( VK_LSHIFT ) )\r
+ {\r
+ INVOKE_WCB ( *window, SpecialUp,\r
+ ( GLUT_KEY_SHIFT_L, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ lShift = 0;\r
+ }\r
+\r
+ if ( rShift && !GetAsyncKeyState ( VK_RSHIFT ) )\r
+ {\r
+ INVOKE_WCB ( *window, SpecialUp,\r
+ ( GLUT_KEY_SHIFT_R, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ rShift = 0;\r
+ }\r
+\r
+ if ( lAlt && !GetAsyncKeyState ( VK_LMENU ) )\r
+ {\r
+ INVOKE_WCB ( *window, SpecialUp,\r
+ ( GLUT_KEY_ALT_L, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ lAlt = 0;\r
+ }\r
+\r
+ if ( rAlt && !GetAsyncKeyState ( VK_RMENU ) )\r
+ {\r
+ INVOKE_WCB ( *window, SpecialUp,\r
+ ( GLUT_KEY_ALT_R, window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ rAlt = 0;\r
+ }\r
+ }\r
+\r
+ switch( uMsg )\r
+ {\r
+ case WM_CREATE:\r
+ /* The window structure is passed as the creation structure parameter... */\r
+ window = (SFG_Window *) (((LPCREATESTRUCT) lParam)->lpCreateParams);\r
+ FREEGLUT_INTERNAL_ERROR_EXIT ( ( window != NULL ), "Cannot create window",\r
+ "fgPlatformWindowProc" );\r
+\r
+ window->Window.Handle = hWnd;\r
+ window->Window.Device = GetDC( hWnd );\r
+ if( window->IsMenu )\r
+ {\r
+ unsigned int current_DisplayMode = fgState.DisplayMode;\r
+ fgState.DisplayMode = GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH;\r
+#if !defined(_WIN32_WCE)\r
+ fgSetupPixelFormat( window, GL_FALSE, PFD_MAIN_PLANE );\r
+#endif\r
+ fgState.DisplayMode = current_DisplayMode;\r
+\r
+ if( fgStructure.MenuContext )\r
+ wglMakeCurrent( window->Window.Device,\r
+ fgStructure.MenuContext->MContext\r
+ );\r
+ else\r
+ {\r
+ fgStructure.MenuContext =\r
+ (SFG_MenuContext *)malloc( sizeof(SFG_MenuContext) );\r
+ fgStructure.MenuContext->MContext =\r
+ wglCreateContext( window->Window.Device );\r
+ }\r
+\r
+ /* window->Window.Context = wglGetCurrentContext (); */\r
+ window->Window.Context = wglCreateContext( window->Window.Device );\r
+ }\r
+ else\r
+ {\r
+#if !defined(_WIN32_WCE)\r
+ fgSetupPixelFormat( window, GL_FALSE, PFD_MAIN_PLANE );\r
+#endif\r
+\r
+ if( ! fgState.UseCurrentContext )\r
+ window->Window.Context =\r
+ wglCreateContext( window->Window.Device );\r
+ else\r
+ {\r
+ window->Window.Context = wglGetCurrentContext( );\r
+ if( ! window->Window.Context )\r
+ window->Window.Context =\r
+ wglCreateContext( window->Window.Device );\r
+ }\r
+\r
+#if !defined(_WIN32_WCE)\r
+ fgNewWGLCreateContext( window );\r
+#endif\r
+ }\r
+\r
+ window->State.NeedToResize = GL_TRUE;\r
+ /* if we used CW_USEDEFAULT (thats a negative value) for the size\r
+ * of the window, query the window now for the size at which it\r
+ * was created.\r
+ */\r
+ if( ( window->State.Width < 0 ) || ( window->State.Height < 0 ) )\r
+ {\r
+ SFG_Window *current_window = fgStructure.CurrentWindow;\r
+\r
+ fgSetWindow( window );\r
+ window->State.Width = glutGet( GLUT_WINDOW_WIDTH );\r
+ window->State.Height = glutGet( GLUT_WINDOW_HEIGHT );\r
+ fgSetWindow( current_window );\r
+ }\r
+\r
+ ReleaseDC( window->Window.Handle, window->Window.Device );\r
+\r
+#if defined(_WIN32_WCE)\r
+ /* Take over button handling */\r
+ {\r
+ HINSTANCE dxDllLib=LoadLibrary(_T("gx.dll"));\r
+ if (dxDllLib)\r
+ {\r
+ GXGetDefaultKeys_=(GXGETDEFAULTKEYS)GetProcAddress(dxDllLib, _T("?GXGetDefaultKeys@@YA?AUGXKeyList@@H@Z"));\r
+ GXOpenInput_=(GXOPENINPUT)GetProcAddress(dxDllLib, _T("?GXOpenInput@@YAHXZ"));\r
+ }\r
+\r
+ if(GXOpenInput_)\r
+ (*GXOpenInput_)();\r
+ if(GXGetDefaultKeys_)\r
+ gxKeyList = (*GXGetDefaultKeys_)(GX_LANDSCAPEKEYS);\r
+ }\r
+\r
+#endif /* defined(_WIN32_WCE) */\r
+ break;\r
+\r
+ case WM_SIZE:\r
+ /*\r
+ * If the window is visible, then it is the user manually resizing it.\r
+ * If it is not, then it is the system sending us a dummy resize with\r
+ * zero dimensions on a "glutIconifyWindow" call.\r
+ */\r
+ if( window->State.Visible )\r
+ {\r
+ window->State.NeedToResize = GL_TRUE;\r
+#if defined(_WIN32_WCE)\r
+ window->State.Width = HIWORD(lParam);\r
+ window->State.Height = LOWORD(lParam);\r
+#else\r
+ window->State.Width = LOWORD(lParam);\r
+ window->State.Height = HIWORD(lParam);\r
+#endif /* defined(_WIN32_WCE) */\r
+ }\r
+\r
+ break;\r
+\r
+ case WM_SETFOCUS:\r
+/* printf("WM_SETFOCUS: %p\n", window ); */\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ INVOKE_WCB( *window, Entry, ( GLUT_ENTERED ) );\r
+ break;\r
+\r
+ case WM_KILLFOCUS:\r
+/* printf("WM_KILLFOCUS: %p\n", window ); */\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ INVOKE_WCB( *window, Entry, ( GLUT_LEFT ) );\r
+\r
+ if( window->IsMenu &&\r
+ window->ActiveMenu && window->ActiveMenu->IsActive )\r
+ fgUpdateMenuHighlight( window->ActiveMenu );\r
+\r
+ break;\r
+\r
+#if 0\r
+ case WM_ACTIVATE:\r
+ if (LOWORD(wParam) != WA_INACTIVE)\r
+ {\r
+/* printf("WM_ACTIVATE: fgSetCursor( %p, %d)\n", window,\r
+ window->State.Cursor ); */\r
+ fgSetCursor( window, window->State.Cursor );\r
+ }\r
+\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ break;\r
+#endif\r
+\r
+ case WM_SETCURSOR:\r
+/* printf ( "Cursor event %x %x %x %x\n", window, window->State.Cursor, lParam, wParam ) ; */\r
+ if( LOWORD( lParam ) == HTCLIENT )\r
+ fgSetCursor ( window, window->State.Cursor ) ;\r
+ else\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ break;\r
+\r
+ case WM_SHOWWINDOW:\r
+ window->State.Visible = GL_TRUE;\r
+ window->State.Redisplay = GL_TRUE;\r
+ break;\r
+\r
+ case WM_PAINT:\r
+ /* Turn on the visibility in case it was turned off somehow */\r
+ window->State.Visible = GL_TRUE;\r
+ BeginPaint( hWnd, &ps );\r
+ fghRedrawWindow( window );\r
+ EndPaint( hWnd, &ps );\r
+ break;\r
+\r
+ case WM_CLOSE:\r
+ fgDestroyWindow ( window );\r
+ if ( fgState.ActionOnWindowClose != GLUT_ACTION_CONTINUE_EXECUTION )\r
+ PostQuitMessage(0);\r
+ break;\r
+\r
+ case WM_DESTROY:\r
+ /*\r
+ * The window already got destroyed, so don't bother with it.\r
+ */\r
+ return 0;\r
+\r
+ case WM_MOUSEMOVE:\r
+ {\r
+#if defined(_WIN32_WCE)\r
+ window->State.MouseX = 320-HIWORD( lParam );\r
+ window->State.MouseY = LOWORD( lParam );\r
+#else\r
+ window->State.MouseX = LOWORD( lParam );\r
+ window->State.MouseY = HIWORD( lParam );\r
+#endif /* defined(_WIN32_WCE) */\r
+ /* Restrict to [-32768, 32767] to match X11 behaviour */\r
+ /* See comment in "freeglut_developer" mailing list 10/4/04 */\r
+ if ( window->State.MouseX > 32767 ) window->State.MouseX -= 65536;\r
+ if ( window->State.MouseY > 32767 ) window->State.MouseY -= 65536;\r
+\r
+ if ( window->ActiveMenu )\r
+ {\r
+ fgUpdateMenuHighlight( window->ActiveMenu );\r
+ break;\r
+ }\r
+ SetFocus(window->Window.Handle);\r
+\r
+ fgState.Modifiers = fgPlatformGetModifiers( );\r
+\r
+ if( ( wParam & MK_LBUTTON ) ||\r
+ ( wParam & MK_MBUTTON ) ||\r
+ ( wParam & MK_RBUTTON ) )\r
+ INVOKE_WCB( *window, Motion, ( window->State.MouseX,\r
+ window->State.MouseY ) );\r
+ else\r
+ INVOKE_WCB( *window, Passive, ( window->State.MouseX,\r
+ window->State.MouseY ) );\r
+\r
+ fgState.Modifiers = INVALID_MODIFIERS;\r
+ }\r
+ break;\r
+\r
+ case WM_LBUTTONDOWN:\r
+ case WM_MBUTTONDOWN:\r
+ case WM_RBUTTONDOWN:\r
+ case WM_LBUTTONUP:\r
+ case WM_MBUTTONUP:\r
+ case WM_RBUTTONUP:\r
+ {\r
+ GLboolean pressed = GL_TRUE;\r
+ int button;\r
+\r
+#if defined(_WIN32_WCE)\r
+ window->State.MouseX = 320-HIWORD( lParam );\r
+ window->State.MouseY = LOWORD( lParam );\r
+#else\r
+ window->State.MouseX = LOWORD( lParam );\r
+ window->State.MouseY = HIWORD( lParam );\r
+#endif /* defined(_WIN32_WCE) */\r
+\r
+ /* Restrict to [-32768, 32767] to match X11 behaviour */\r
+ /* See comment in "freeglut_developer" mailing list 10/4/04 */\r
+ if ( window->State.MouseX > 32767 ) window->State.MouseX -= 65536;\r
+ if ( window->State.MouseY > 32767 ) window->State.MouseY -= 65536;\r
+\r
+ switch( uMsg )\r
+ {\r
+ case WM_LBUTTONDOWN:\r
+ pressed = GL_TRUE;\r
+ button = GLUT_LEFT_BUTTON;\r
+ break;\r
+ case WM_MBUTTONDOWN:\r
+ pressed = GL_TRUE;\r
+ button = GLUT_MIDDLE_BUTTON;\r
+ break;\r
+ case WM_RBUTTONDOWN:\r
+ pressed = GL_TRUE;\r
+ button = GLUT_RIGHT_BUTTON;\r
+ break;\r
+ case WM_LBUTTONUP:\r
+ pressed = GL_FALSE;\r
+ button = GLUT_LEFT_BUTTON;\r
+ break;\r
+ case WM_MBUTTONUP:\r
+ pressed = GL_FALSE;\r
+ button = GLUT_MIDDLE_BUTTON;\r
+ break;\r
+ case WM_RBUTTONUP:\r
+ pressed = GL_FALSE;\r
+ button = GLUT_RIGHT_BUTTON;\r
+ break;\r
+ default:\r
+ pressed = GL_FALSE;\r
+ button = -1;\r
+ break;\r
+ }\r
+\r
+#if !defined(_WIN32_WCE)\r
+ if( GetSystemMetrics( SM_SWAPBUTTON ) )\r
+ {\r
+ if( button == GLUT_LEFT_BUTTON )\r
+ button = GLUT_RIGHT_BUTTON;\r
+ else\r
+ if( button == GLUT_RIGHT_BUTTON )\r
+ button = GLUT_LEFT_BUTTON;\r
+ }\r
+#endif /* !defined(_WIN32_WCE) */\r
+\r
+ if( button == -1 )\r
+ return DefWindowProc( hWnd, uMsg, lParam, wParam );\r
+\r
+ /*\r
+ * Do not execute the application's mouse callback if a menu\r
+ * is hooked to this button. In that case an appropriate\r
+ * private call should be generated.\r
+ */\r
+ if( fgCheckActiveMenu( window, button, pressed,\r
+ window->State.MouseX, window->State.MouseY ) )\r
+ break;\r
+\r
+ /* Set capture so that the window captures all the mouse messages */\r
+ /*\r
+ * XXX - Multiple button support: Under X11, the mouse is not released\r
+ * XXX - from the window until all buttons have been released, even if the\r
+ * XXX - user presses a button in another window. This will take more\r
+ * XXX - code changes than I am up to at the moment (10/5/04). The present\r
+ * XXX - is a 90 percent solution.\r
+ */\r
+ if ( pressed == GL_TRUE )\r
+ SetCapture ( window->Window.Handle ) ;\r
+ else\r
+ ReleaseCapture () ;\r
+\r
+ if( ! FETCH_WCB( *window, Mouse ) )\r
+ break;\r
+\r
+ fgSetWindow( window );\r
+ fgState.Modifiers = fgPlatformGetModifiers( );\r
+\r
+ INVOKE_WCB(\r
+ *window, Mouse,\r
+ ( button,\r
+ pressed ? GLUT_DOWN : GLUT_UP,\r
+ window->State.MouseX,\r
+ window->State.MouseY\r
+ )\r
+ );\r
+\r
+ fgState.Modifiers = INVALID_MODIFIERS;\r
+ }\r
+ break;\r
+\r
+ case 0x020a:\r
+ /* Should be WM_MOUSEWHEEL but my compiler doesn't recognize it */\r
+ {\r
+ int wheel_number = LOWORD( wParam );\r
+ short ticks = ( short )HIWORD( wParam );\r
+ fgState.MouseWheelTicks += ticks;\r
+\r
+ /*\r
+ * XXX Should use WHEEL_DELTA instead of 120\r
+ */\r
+ if ( abs ( fgState.MouseWheelTicks ) > 120 )\r
+ {\r
+ int direction = ( fgState.MouseWheelTicks > 0 ) ? 1 : -1;\r
+\r
+ if( ! FETCH_WCB( *window, MouseWheel ) &&\r
+ ! FETCH_WCB( *window, Mouse ) )\r
+ break;\r
+\r
+ fgSetWindow( window );\r
+ fgState.Modifiers = fgPlatformGetModifiers( );\r
+\r
+ /*\r
+ * XXX Should use WHEEL_DELTA instead of 120\r
+ */\r
+ while( abs ( fgState.MouseWheelTicks ) > 120 )\r
+ {\r
+ if( FETCH_WCB( *window, MouseWheel ) )\r
+ INVOKE_WCB( *window, MouseWheel,\r
+ ( wheel_number,\r
+ direction,\r
+ window->State.MouseX,\r
+ window->State.MouseY\r
+ )\r
+ );\r
+ else /* No mouse wheel, call the mouse button callback twice */\r
+ {\r
+ /*\r
+ * Map wheel zero to button 3 and 4; +1 to 3, -1 to 4\r
+ * " " one +1 to 5, -1 to 6, ...\r
+ *\r
+ * XXX The below assumes that you have no more than 3 mouse\r
+ * XXX buttons. Sorry.\r
+ */\r
+ int button = wheel_number * 2 + 3;\r
+ if( direction < 0 )\r
+ ++button;\r
+ INVOKE_WCB( *window, Mouse,\r
+ ( button, GLUT_DOWN,\r
+ window->State.MouseX, window->State.MouseY )\r
+ );\r
+ INVOKE_WCB( *window, Mouse,\r
+ ( button, GLUT_UP,\r
+ window->State.MouseX, window->State.MouseY )\r
+ );\r
+ }\r
+\r
+ /*\r
+ * XXX Should use WHEEL_DELTA instead of 120\r
+ */\r
+ fgState.MouseWheelTicks -= 120 * direction;\r
+ }\r
+\r
+ fgState.Modifiers = INVALID_MODIFIERS;\r
+ }\r
+ }\r
+ break ;\r
+\r
+ case WM_SYSKEYDOWN:\r
+ case WM_KEYDOWN:\r
+ {\r
+ int keypress = -1;\r
+ POINT mouse_pos ;\r
+\r
+ if( ( fgState.KeyRepeat==GLUT_KEY_REPEAT_OFF || window->State.IgnoreKeyRepeat==GL_TRUE ) && (HIWORD(lParam) & KF_REPEAT) )\r
+ break;\r
+\r
+ /*\r
+ * Remember the current modifiers state. This is done here in order\r
+ * to make sure the VK_DELETE keyboard callback is executed properly.\r
+ */\r
+ fgState.Modifiers = fgPlatformGetModifiers( );\r
+\r
+ GetCursorPos( &mouse_pos );\r
+ ScreenToClient( window->Window.Handle, &mouse_pos );\r
+\r
+ window->State.MouseX = mouse_pos.x;\r
+ window->State.MouseY = mouse_pos.y;\r
+\r
+ /* Convert the Win32 keystroke codes to GLUTtish way */\r
+# define KEY(a,b) case a: keypress = b; break;\r
+\r
+ switch( wParam )\r
+ {\r
+ KEY( VK_F1, GLUT_KEY_F1 );\r
+ KEY( VK_F2, GLUT_KEY_F2 );\r
+ KEY( VK_F3, GLUT_KEY_F3 );\r
+ KEY( VK_F4, GLUT_KEY_F4 );\r
+ KEY( VK_F5, GLUT_KEY_F5 );\r
+ KEY( VK_F6, GLUT_KEY_F6 );\r
+ KEY( VK_F7, GLUT_KEY_F7 );\r
+ KEY( VK_F8, GLUT_KEY_F8 );\r
+ KEY( VK_F9, GLUT_KEY_F9 );\r
+ KEY( VK_F10, GLUT_KEY_F10 );\r
+ KEY( VK_F11, GLUT_KEY_F11 );\r
+ KEY( VK_F12, GLUT_KEY_F12 );\r
+ KEY( VK_PRIOR, GLUT_KEY_PAGE_UP );\r
+ KEY( VK_NEXT, GLUT_KEY_PAGE_DOWN );\r
+ KEY( VK_HOME, GLUT_KEY_HOME );\r
+ KEY( VK_END, GLUT_KEY_END );\r
+ KEY( VK_LEFT, GLUT_KEY_LEFT );\r
+ KEY( VK_UP, GLUT_KEY_UP );\r
+ KEY( VK_RIGHT, GLUT_KEY_RIGHT );\r
+ KEY( VK_DOWN, GLUT_KEY_DOWN );\r
+ KEY( VK_INSERT, GLUT_KEY_INSERT );\r
+ KEY( VK_LCONTROL, GLUT_KEY_CTRL_L );\r
+ KEY( VK_RCONTROL, GLUT_KEY_CTRL_R );\r
+ KEY( VK_LSHIFT, GLUT_KEY_SHIFT_L );\r
+ KEY( VK_RSHIFT, GLUT_KEY_SHIFT_R );\r
+ KEY( VK_LMENU, GLUT_KEY_ALT_L );\r
+ KEY( VK_RMENU, GLUT_KEY_ALT_R );\r
+\r
+ case VK_DELETE:\r
+ /* The delete key should be treated as an ASCII keypress: */\r
+ INVOKE_WCB( *window, Keyboard,\r
+ ( 127, window->State.MouseX, window->State.MouseY )\r
+ );\r
+ }\r
+\r
+#if defined(_WIN32_WCE)\r
+ if(!(lParam & 0x40000000)) /* Prevent auto-repeat */\r
+ {\r
+ if(wParam==(unsigned)gxKeyList.vkRight)\r
+ keypress = GLUT_KEY_RIGHT;\r
+ else if(wParam==(unsigned)gxKeyList.vkLeft)\r
+ keypress = GLUT_KEY_LEFT;\r
+ else if(wParam==(unsigned)gxKeyList.vkUp)\r
+ keypress = GLUT_KEY_UP;\r
+ else if(wParam==(unsigned)gxKeyList.vkDown)\r
+ keypress = GLUT_KEY_DOWN;\r
+ else if(wParam==(unsigned)gxKeyList.vkA)\r
+ keypress = GLUT_KEY_F1;\r
+ else if(wParam==(unsigned)gxKeyList.vkB)\r
+ keypress = GLUT_KEY_F2;\r
+ else if(wParam==(unsigned)gxKeyList.vkC)\r
+ keypress = GLUT_KEY_F3;\r
+ else if(wParam==(unsigned)gxKeyList.vkStart)\r
+ keypress = GLUT_KEY_F4;\r
+ }\r
+#endif\r
+\r
+ if( keypress != -1 )\r
+ INVOKE_WCB( *window, Special,\r
+ ( keypress,\r
+ window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ fgState.Modifiers = INVALID_MODIFIERS;\r
+ }\r
+ break;\r
+\r
+ case WM_SYSKEYUP:\r
+ case WM_KEYUP:\r
+ {\r
+ int keypress = -1;\r
+ POINT mouse_pos;\r
+\r
+ /*\r
+ * Remember the current modifiers state. This is done here in order\r
+ * to make sure the VK_DELETE keyboard callback is executed properly.\r
+ */\r
+ fgState.Modifiers = fgPlatformGetModifiers( );\r
+\r
+ GetCursorPos( &mouse_pos );\r
+ ScreenToClient( window->Window.Handle, &mouse_pos );\r
+\r
+ window->State.MouseX = mouse_pos.x;\r
+ window->State.MouseY = mouse_pos.y;\r
+\r
+ /*\r
+ * Convert the Win32 keystroke codes to GLUTtish way.\r
+ * "KEY(a,b)" was defined under "WM_KEYDOWN"\r
+ */\r
+\r
+ switch( wParam )\r
+ {\r
+ KEY( VK_F1, GLUT_KEY_F1 );\r
+ KEY( VK_F2, GLUT_KEY_F2 );\r
+ KEY( VK_F3, GLUT_KEY_F3 );\r
+ KEY( VK_F4, GLUT_KEY_F4 );\r
+ KEY( VK_F5, GLUT_KEY_F5 );\r
+ KEY( VK_F6, GLUT_KEY_F6 );\r
+ KEY( VK_F7, GLUT_KEY_F7 );\r
+ KEY( VK_F8, GLUT_KEY_F8 );\r
+ KEY( VK_F9, GLUT_KEY_F9 );\r
+ KEY( VK_F10, GLUT_KEY_F10 );\r
+ KEY( VK_F11, GLUT_KEY_F11 );\r
+ KEY( VK_F12, GLUT_KEY_F12 );\r
+ KEY( VK_PRIOR, GLUT_KEY_PAGE_UP );\r
+ KEY( VK_NEXT, GLUT_KEY_PAGE_DOWN );\r
+ KEY( VK_HOME, GLUT_KEY_HOME );\r
+ KEY( VK_END, GLUT_KEY_END );\r
+ KEY( VK_LEFT, GLUT_KEY_LEFT );\r
+ KEY( VK_UP, GLUT_KEY_UP );\r
+ KEY( VK_RIGHT, GLUT_KEY_RIGHT );\r
+ KEY( VK_DOWN, GLUT_KEY_DOWN );\r
+ KEY( VK_INSERT, GLUT_KEY_INSERT );\r
+ KEY( VK_LCONTROL, GLUT_KEY_CTRL_L );\r
+ KEY( VK_RCONTROL, GLUT_KEY_CTRL_R );\r
+ KEY( VK_LSHIFT, GLUT_KEY_SHIFT_L );\r
+ KEY( VK_RSHIFT, GLUT_KEY_SHIFT_R );\r
+ KEY( VK_LMENU, GLUT_KEY_ALT_L );\r
+ KEY( VK_RMENU, GLUT_KEY_ALT_R );\r
+\r
+ case VK_DELETE:\r
+ /* The delete key should be treated as an ASCII keypress: */\r
+ INVOKE_WCB( *window, KeyboardUp,\r
+ ( 127, window->State.MouseX, window->State.MouseY )\r
+ );\r
+ break;\r
+\r
+ default:\r
+ {\r
+#if !defined(_WIN32_WCE)\r
+ BYTE state[ 256 ];\r
+ WORD code[ 2 ];\r
+\r
+ GetKeyboardState( state );\r
+\r
+ if( ToAscii( (UINT)wParam, 0, state, code, 0 ) == 1 )\r
+ wParam=code[ 0 ];\r
+\r
+ INVOKE_WCB( *window, KeyboardUp,\r
+ ( (char)wParam,\r
+ window->State.MouseX, window->State.MouseY )\r
+ );\r
+#endif /* !defined(_WIN32_WCE) */\r
+ }\r
+ }\r
+\r
+ if( keypress != -1 )\r
+ INVOKE_WCB( *window, SpecialUp,\r
+ ( keypress,\r
+ window->State.MouseX, window->State.MouseY )\r
+ );\r
+\r
+ fgState.Modifiers = INVALID_MODIFIERS;\r
+ }\r
+ break;\r
+\r
+ case WM_SYSCHAR:\r
+ case WM_CHAR:\r
+ {\r
+ if( (fgState.KeyRepeat==GLUT_KEY_REPEAT_OFF || window->State.IgnoreKeyRepeat==GL_TRUE) && (HIWORD(lParam) & KF_REPEAT) )\r
+ break;\r
+\r
+ fgState.Modifiers = fgPlatformGetModifiers( );\r
+ INVOKE_WCB( *window, Keyboard,\r
+ ( (char)wParam,\r
+ window->State.MouseX, window->State.MouseY )\r
+ );\r
+ fgState.Modifiers = INVALID_MODIFIERS;\r
+ }\r
+ break;\r
+\r
+ case WM_CAPTURECHANGED:\r
+ /* User has finished resizing the window, force a redraw */\r
+ INVOKE_WCB( *window, Display, ( ) );\r
+\r
+ /*lRet = DefWindowProc( hWnd, uMsg, wParam, lParam ); */\r
+ break;\r
+\r
+ /* Other messages that I have seen and which are not handled already */\r
+ case WM_SETTEXT: /* 0x000c */\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ /* Pass it on to "DefWindowProc" to set the window text */\r
+ break;\r
+\r
+ case WM_GETTEXT: /* 0x000d */\r
+ /* Ideally we would copy the title of the window into "lParam" */\r
+ /* strncpy ( (char *)lParam, "Window Title", wParam );\r
+ lRet = ( wParam > 12 ) ? 12 : wParam; */\r
+ /* the number of characters copied */\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ break;\r
+\r
+ case WM_GETTEXTLENGTH: /* 0x000e */\r
+ /* Ideally we would get the length of the title of the window */\r
+ lRet = 12;\r
+ /* the number of characters in "Window Title\0" (see above) */\r
+ break;\r
+\r
+ case WM_ERASEBKGND: /* 0x0014 */\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ break;\r
+\r
+#if !defined(_WIN32_WCE)\r
+ case WM_SYNCPAINT: /* 0x0088 */\r
+ /* Another window has moved, need to update this one */\r
+ window->State.Redisplay = GL_TRUE;\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ /* Help screen says this message must be passed to "DefWindowProc" */\r
+ break;\r
+\r
+ case WM_NCPAINT: /* 0x0085 */\r
+ /* Need to update the border of this window */\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ /* Pass it on to "DefWindowProc" to repaint a standard border */\r
+ break;\r
+\r
+ case WM_SYSCOMMAND : /* 0x0112 */\r
+ {\r
+ /*\r
+ * We have received a system command message. Try to act on it.\r
+ * The commands are passed in through the "wParam" parameter:\r
+ * The least significant digit seems to be which edge of the window\r
+ * is being used for a resize event:\r
+ * 4 3 5\r
+ * 1 2\r
+ * 7 6 8\r
+ * Congratulations and thanks to Richard Rauch for figuring this out..\r
+ */\r
+ switch ( wParam & 0xfff0 )\r
+ {\r
+ case SC_SIZE :\r
+ break ;\r
+\r
+ case SC_MOVE :\r
+ break ;\r
+\r
+ case SC_MINIMIZE :\r
+ /* User has clicked on the "-" to minimize the window */\r
+ /* Turn off the visibility */\r
+ window->State.Visible = GL_FALSE ;\r
+\r
+ break ;\r
+\r
+ case SC_MAXIMIZE :\r
+ break ;\r
+\r
+ case SC_NEXTWINDOW :\r
+ break ;\r
+\r
+ case SC_PREVWINDOW :\r
+ break ;\r
+\r
+ case SC_CLOSE :\r
+ /* Followed very closely by a WM_CLOSE message */\r
+ break ;\r
+\r
+ case SC_VSCROLL :\r
+ break ;\r
+\r
+ case SC_HSCROLL :\r
+ break ;\r
+\r
+ case SC_MOUSEMENU :\r
+ break ;\r
+\r
+ case SC_KEYMENU :\r
+ break ;\r
+\r
+ case SC_ARRANGE :\r
+ break ;\r
+\r
+ case SC_RESTORE :\r
+ break ;\r
+\r
+ case SC_TASKLIST :\r
+ break ;\r
+\r
+ case SC_SCREENSAVE :\r
+ break ;\r
+\r
+ case SC_HOTKEY :\r
+ break ;\r
+\r
+#if(WINVER >= 0x0400)\r
+ case SC_DEFAULT :\r
+ break ;\r
+\r
+ case SC_MONITORPOWER :\r
+ break ;\r
+\r
+ case SC_CONTEXTHELP :\r
+ break ;\r
+#endif /* WINVER >= 0x0400 */\r
+\r
+ default:\r
+#if _DEBUG\r
+ fgWarning( "Unknown wParam type 0x%x", wParam );\r
+#endif\r
+ break;\r
+ }\r
+ }\r
+#endif /* !defined(_WIN32_WCE) */\r
+\r
+ /* We need to pass the message on to the operating system as well */\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ break;\r
+\r
+#ifdef WM_TOUCH\r
+ /* handle multi-touch messages */\r
+ case WM_TOUCH:\r
+ {\r
+ unsigned int numInputs = (unsigned int)wParam;\r
+ unsigned int i = 0;\r
+ TOUCHINPUT* ti = (TOUCHINPUT*)malloc( sizeof(TOUCHINPUT)*numInputs);\r
+\r
+ if (fghGetTouchInputInfo == (pGetTouchInputInfo)0xDEADBEEF) {\r
+ fghGetTouchInputInfo = (pGetTouchInputInfo)GetProcAddress(GetModuleHandle("user32"),"GetTouchInputInfo");\r
+ fghCloseTouchInputHandle = (pCloseTouchInputHandle)GetProcAddress(GetModuleHandle("user32"),"CloseTouchInputHandle");\r
+ }\r
+\r
+ if (!fghGetTouchInputInfo) { \r
+ free( (void*)ti );\r
+ break;\r
+ }\r
+\r
+ if (fghGetTouchInputInfo( (HTOUCHINPUT)lParam, numInputs, ti, sizeof(TOUCHINPUT) )) {\r
+ /* Handle each contact point */\r
+ for (i = 0; i < numInputs; ++i ) {\r
+\r
+ POINT tp;\r
+ tp.x = TOUCH_COORD_TO_PIXEL(ti[i].x);\r
+ tp.y = TOUCH_COORD_TO_PIXEL(ti[i].y);\r
+ ScreenToClient( hWnd, &tp );\r
+\r
+ ti[i].dwID = ti[i].dwID * 2;\r
+\r
+ if (ti[i].dwFlags & TOUCHEVENTF_DOWN) {\r
+ INVOKE_WCB( *window, MultiEntry, ( ti[i].dwID, GLUT_ENTERED ) );\r
+ INVOKE_WCB( *window, MultiButton, ( ti[i].dwID, tp.x, tp.y, 0, GLUT_DOWN ) );\r
+ } else if (ti[i].dwFlags & TOUCHEVENTF_MOVE) {\r
+ INVOKE_WCB( *window, MultiMotion, ( ti[i].dwID, tp.x, tp.y ) );\r
+ } else if (ti[i].dwFlags & TOUCHEVENTF_UP) { \r
+ INVOKE_WCB( *window, MultiButton, ( ti[i].dwID, tp.x, tp.y, 0, GLUT_UP ) );\r
+ INVOKE_WCB( *window, MultiEntry, ( ti[i].dwID, GLUT_LEFT ) );\r
+ }\r
+ }\r
+ }\r
+ fghCloseTouchInputHandle((HTOUCHINPUT)lParam);\r
+ free( (void*)ti );\r
+ lRet = 0; /*DefWindowProc( hWnd, uMsg, wParam, lParam );*/\r
+ break;\r
+ }\r
+#endif\r
+ default:\r
+ /* Handle unhandled messages */\r
+ lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );\r
+ break;\r
+ }\r
+\r
+ return lRet;\r
+}\r
projects / freeglut / blobdiff