Updating last edit time and FreeGLUT version for API document
[freeglut] / src / mswin / fg_main_mswin.c
index f4a4919..a74ee6d 100644 (file)
@@ -119,15 +119,21 @@ void fgPlatformReshapeWindow ( SFG_Window *window, int width, int height )
                   SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING |
                   SWP_NOZORDER
     );
+
+    /* Set new width and height so we can test for that in WM_SIZE message handler and don't do anything if not needed */
+    window->State.Width  = width;
+    window->State.Height = height;
 }
 
 
 void fgPlatformDisplayWindow ( SFG_Window *window )
 {
-    RedrawWindow(
+    int success = RedrawWindow(
         window->Window.Handle, NULL, NULL,
         RDW_NOERASE | RDW_INTERNALPAINT | RDW_INVALIDATE | RDW_UPDATENOW
     );
+
+    printf("RedrawWindow (window %p): %i\n",window,success);
 }
 
 
@@ -265,7 +271,7 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
         if (hwnd)   /* can be NULL if mouse outside parent by the time we get here */
         {
             temp_window = fgWindowByHandle(hwnd);
-            if (temp_window->Parent)    /* Verify we got a child window */
+            if (temp_window && temp_window->Parent)    /* Verify we got a child window */
                 child_window = temp_window;
         }
     }
@@ -277,114 +283,40 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
       fgState.Modifiers = fgPlatformGetModifiers( );
 
       /* Checking for CTRL, ALT, and SHIFT key positions:  Key Down! */
-      if ( !lControl && GetAsyncKeyState ( VK_LCONTROL ) )
-      {
-          INVOKE_WCB  ( *temp_window, Special,
-                        ( GLUT_KEY_CTRL_L, temp_window->State.MouseX, temp_window->State.MouseY )
-                      );
-
-          lControl = 1;
-      }
-
-      if ( !rControl && GetAsyncKeyState ( VK_RCONTROL ) )
-      {
-          INVOKE_WCB ( *temp_window, Special,
-                       ( GLUT_KEY_CTRL_R, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          rControl = 1;
-      }
-
-      if ( !lShift && GetAsyncKeyState ( VK_LSHIFT ) )
-      {
-          INVOKE_WCB ( *temp_window, Special,
-                       ( GLUT_KEY_SHIFT_L, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          lShift = 1;
-      }
-
-      if ( !rShift && GetAsyncKeyState ( VK_RSHIFT ) )
-      {
-          INVOKE_WCB ( *temp_window, Special,
-                       ( GLUT_KEY_SHIFT_R, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          rShift = 1;
+#define SPECIAL_KEY_DOWN(winKey,glutKey,winProcVar)\
+      if ( !winProcVar && GetAsyncKeyState ( winKey ) )\
+      {\
+          INVOKE_WCB  ( *temp_window, Special,\
+              ( glutKey, temp_window->State.MouseX, temp_window->State.MouseY )\
+              );\
+          winProcVar = 1;\
       }
 
-      if ( !lAlt && GetAsyncKeyState ( VK_LMENU ) )
-      {
-          INVOKE_WCB ( *temp_window, Special,
-                       ( GLUT_KEY_ALT_L, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          lAlt = 1;
-      }
-
-      if ( !rAlt && GetAsyncKeyState ( VK_RMENU ) )
-      {
-          INVOKE_WCB ( *temp_window, Special,
-                       ( GLUT_KEY_ALT_R, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          rAlt = 1;
-      }
+      SPECIAL_KEY_DOWN(VK_LCONTROL,GLUT_KEY_CTRL_L ,lControl);
+      SPECIAL_KEY_DOWN(VK_RCONTROL,GLUT_KEY_CTRL_R ,rControl);
+      SPECIAL_KEY_DOWN(VK_LSHIFT  ,GLUT_KEY_SHIFT_L,lShift);
+      SPECIAL_KEY_DOWN(VK_RSHIFT  ,GLUT_KEY_SHIFT_R,rShift);
+      SPECIAL_KEY_DOWN(VK_LMENU   ,GLUT_KEY_ALT_L  ,lAlt);
+      SPECIAL_KEY_DOWN(VK_RMENU   ,GLUT_KEY_ALT_R  ,rAlt);
+#undef SPECIAL_KEY_DOWN
 
       /* Checking for CTRL, ALT, and SHIFT key positions:  Key Up! */
-      if ( lControl && !GetAsyncKeyState ( VK_LCONTROL ) )
-      {
-          INVOKE_WCB ( *temp_window, SpecialUp,
-                       ( GLUT_KEY_CTRL_L, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          lControl = 0;
+#define SPECIAL_KEY_UP(winKey,glutKey,winProcVar)\
+      if ( winProcVar && !GetAsyncKeyState ( winKey ) )\
+      {\
+          INVOKE_WCB  ( *temp_window, SpecialUp,\
+              ( glutKey, temp_window->State.MouseX, temp_window->State.MouseY )\
+              );\
+          winProcVar = 0;\
       }
 
-      if ( rControl && !GetAsyncKeyState ( VK_RCONTROL ) )
-      {
-          INVOKE_WCB ( *temp_window, SpecialUp,
-                       ( GLUT_KEY_CTRL_R, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          rControl = 0;
-      }
-
-      if ( lShift && !GetAsyncKeyState ( VK_LSHIFT ) )
-      {
-          INVOKE_WCB ( *temp_window, SpecialUp,
-                       ( GLUT_KEY_SHIFT_L, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          lShift = 0;
-      }
-
-      if ( rShift && !GetAsyncKeyState ( VK_RSHIFT ) )
-      {
-          INVOKE_WCB ( *temp_window, SpecialUp,
-                       ( GLUT_KEY_SHIFT_R, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          rShift = 0;
-      }
-
-      if ( lAlt && !GetAsyncKeyState ( VK_LMENU ) )
-      {
-          INVOKE_WCB ( *temp_window, SpecialUp,
-                       ( GLUT_KEY_ALT_L, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          lAlt = 0;
-      }
-
-      if ( rAlt && !GetAsyncKeyState ( VK_RMENU ) )
-      {
-          INVOKE_WCB ( *temp_window, SpecialUp,
-                       ( GLUT_KEY_ALT_R, temp_window->State.MouseX, temp_window->State.MouseY )
-                     );
-
-          rAlt = 0;
-      }
+      SPECIAL_KEY_UP(VK_LCONTROL,GLUT_KEY_CTRL_L ,lControl);
+      SPECIAL_KEY_UP(VK_RCONTROL,GLUT_KEY_CTRL_R ,rControl);
+      SPECIAL_KEY_UP(VK_LSHIFT  ,GLUT_KEY_SHIFT_L,lShift);
+      SPECIAL_KEY_UP(VK_RSHIFT  ,GLUT_KEY_SHIFT_R,rShift);
+      SPECIAL_KEY_UP(VK_LMENU   ,GLUT_KEY_ALT_L  ,lAlt);
+      SPECIAL_KEY_UP(VK_RMENU   ,GLUT_KEY_ALT_R  ,rAlt);
+#undef SPECIAL_KEY_UP
 
       fgState.Modifiers = INVALID_MODIFIERS;
     }
@@ -479,6 +411,9 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
         }
 
 #endif /* defined(_WIN32_WCE) */
+
+        window->State.Redisplay = GL_TRUE;
+        printf("create set redisplay\n");
         break;
 
     case WM_SIZE:
@@ -489,7 +424,8 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
          */
         if( window->State.Visible )
         {
-            window->State.NeedToResize = GL_TRUE;
+            /* get old values first to compare to below */
+            int width = window->State.Width, height=window->State.Height;
 #if defined(_WIN32_WCE)
             window->State.Width  = HIWORD(lParam);
             window->State.Height = LOWORD(lParam);
@@ -497,10 +433,37 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
             window->State.Width  = LOWORD(lParam);
             window->State.Height = HIWORD(lParam);
 #endif /* defined(_WIN32_WCE) */
+            
+            if (width!=window->State.Width || height!=window->State.Height)
+                /* Something changed, need to resize */
+                window->State.NeedToResize = GL_TRUE;
         }
 
         break;
 
+    case WM_MOVE:
+        {
+            SFG_Window* saved_window = fgStructure.CurrentWindow;
+            RECT windowRect;
+            GetWindowRect( window->Window.Handle, &windowRect );
+            
+            if (window->Parent)
+            {
+                /* For child window, we should return relative to upper-left
+                * of parent's client area.
+                */
+                POINT topleft = {windowRect.left,windowRect.top};
+
+                ScreenToClient(window->Parent->Window.Handle,&topleft);
+                windowRect.left = topleft.x;
+                windowRect.top  = topleft.y;
+            }
+
+            INVOKE_WCB( *window, Position, ( windowRect.left, windowRect.top ) );
+            fgSetWindow(saved_window);
+        }
+        break;
+
     case WM_SETFOCUS:
 /*        printf("WM_SETFOCUS: %p\n", window ); */
 
@@ -565,6 +528,7 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
 
     case WM_PAINT:
         /* Turn on the visibility in case it was turned off somehow */
+        printf("WM_PAINT received\n");
         window->State.Visible = GL_TRUE;
         InvalidateRect( hWnd, NULL, GL_FALSE ); /* Make sure whole window is repainted. Bit of a hack, but a safe one from what google turns up... */
         BeginPaint( hWnd, &ps );
@@ -735,10 +699,7 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
         short ticks = ( short )HIWORD( wParam );
                fgState.MouseWheelTicks += ticks;
 
-        /*
-         * XXX Should use WHEEL_DELTA instead of 120
-         */
-               if ( abs ( fgState.MouseWheelTicks ) >= 120 )
+        if ( abs ( fgState.MouseWheelTicks ) >= WHEEL_DELTA )
                {
                        int direction = ( fgState.MouseWheelTicks > 0 ) ? 1 : -1;
 
@@ -749,10 +710,7 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
             fgSetWindow( window );
             fgState.Modifiers = fgPlatformGetModifiers( );
 
-            /*
-             * XXX Should use WHEEL_DELTA instead of 120
-             */
-            while( abs ( fgState.MouseWheelTicks ) >= 120 )
+            while( abs ( fgState.MouseWheelTicks ) >= WHEEL_DELTA )
                        {
                 if( FETCH_WCB( *window, MouseWheel ) )
                     INVOKE_WCB( *window, MouseWheel,
@@ -784,10 +742,7 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
                     );
                                }
 
-                /*
-                 * XXX Should use WHEEL_DELTA instead of 120
-                 */
-                               fgState.MouseWheelTicks -= 120 * direction;
+                               fgState.MouseWheelTicks -= WHEEL_DELTA * direction;
                        }
 
             fgState.Modifiers = INVALID_MODIFIERS;