-void fgPlatformMainLoopPreliminaryWork ( void )
+static void fghUpdateWindowStatus(SFG_Window *window, GLboolean visState)
{
- SFG_Window *window = (SFG_Window *)fgStructure.Windows.First ;
-
- /*
- * Processing before the main loop: If there is a window which is open and
- * which has a visibility callback, call it. I know this is an ugly hack,
- * but I'm not sure what else to do about it. Ideally we should leave
- * something uninitialized in the create window code and initialize it in
- * the main loop, and have that initialization create a "WM_ACTIVATE"
- * message. Then we would put the visibility callback code in the
- * "case WM_ACTIVATE" block below. - John Fay -- 10/24/02
- */
- while( window )
- {
- if ( FETCH_WCB( *window, Visibility ) )
- {
- SFG_Window *current_window = fgStructure.CurrentWindow ;
+ SFG_Window* child;
- INVOKE_WCB( *window, Visibility, ( window->State.Visible ) );
- fgSetWindow( current_window );
- }
+ if (window->State.Visible != visState)
+ {
+ window->State.Visible = visState;
+ INVOKE_WCB( *window, WindowStatus, ( visState ? GLUT_FULLY_RETAINED:GLUT_HIDDEN ) );
+ }
- window = (SFG_Window *)window->Node.Next ;
+ /* Also set visibility state for children */
+ for( child = ( SFG_Window * )window->Children.First;
+ child;
+ child = ( SFG_Window * )child->Node.Next )
+ {
+ fghUpdateWindowStatus(child, visState);
}
}
+void fghNotifyWindowStatus(SFG_Window *window)
+{
+ INVOKE_WCB( *window, WindowStatus, ( window->State.Visible?GLUT_FULLY_RETAINED:GLUT_HIDDEN ) );
+
+ /* Don't notify children, they get their own just before first time they're drawn */
+}
+
+void fgPlatformMainLoopPreliminaryWork ( void )
+{
+ /* no-op */
+}
+
/*
* Determine a GLUT modifier mask based on MS-WINDOWS system info.
break;
case WM_SIZE:
- /*
- * If the window is visible, then it is the user manually resizing it.
- * If it is not, then it is the system sending us a dummy resize with
- * zero dimensions on a "glutIconifyWindow" call.
- */
+ /* printf("WM_SIZE (ID: %i): wParam: %i, new size: %ix%i \n",window->ID,wParam,LOWORD(lParam),HIWORD(lParam)); */
+
+ /* Update visibility state of the window */
+ if (wParam==SIZE_MINIMIZED)
+ fghUpdateWindowStatus(window,GL_FALSE);
+ else if (wParam==SIZE_RESTORED && !window->State.Visible)
+ fghUpdateWindowStatus(window,GL_TRUE);
+
+ /* Check window visible, we don't want to resize when the user or glutIconifyWindow minimized the window */
if( window->State.Visible )
{
/* get old values first to compare to below */
window->State.NeedToResize = GL_TRUE;
}
+ /* according to docs, should return 0 */
+ lRet = 0;
break;
case WM_MOVE:
{
SFG_Window* saved_window = fgStructure.CurrentWindow;
RECT windowRect;
- GetWindowRect( window->Window.Handle, &windowRect );
-
- if (window->Parent)
+
+ /* Check window is minimized, we don't want to call the position callback when the user or glutIconifyWindow minimized the window */
+ if (!IsIconic(window->Window.Handle))
{
- /* 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;
- }
+ /* Get top-left of non-client area of window, matching coordinates of
+ * glutInitPosition and glutPositionWindow, but not those of
+ * glutGet(GLUT_WINDOW_X) and glutGet(GLUT_WINDOW_Y), which return
+ * top-left of client area.
+ */
+ 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};
- INVOKE_WCB( *window, Position, ( windowRect.left, windowRect.top ) );
- fgSetWindow(saved_window);
+ 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);
+ }
}
+
+ /* according to docs, should return 0 */
+ lRet = 0;
break;
case WM_SETFOCUS:
#if 0
case WM_ACTIVATE:
- //printf("WM_ACTIVATE: %x %d %d\n",lParam, HIWORD(wParam), LOWORD(wParam));
+ //printf("WM_ACTIVATE: %x (ID: %i) %d %d\n",lParam, window->ID, HIWORD(wParam), LOWORD(wParam));
if (LOWORD(wParam) != WA_INACTIVE)
{
/* printf("WM_ACTIVATE: fgSetCursor( %p, %d)\n", window,
break;
case WM_SHOWWINDOW:
- window->State.Visible = GL_TRUE;
- window->State.Redisplay = GL_TRUE;
+ /* printf("WM_SHOWWINDOW, shown? %i, source: %i\n",wParam,lParam); */
+ if (wParam)
+ {
+ fghUpdateWindowStatus(window, GL_TRUE);
+ window->State.Redisplay = GL_TRUE;
+ }
+ else
+ {
+ fghUpdateWindowStatus(window, GL_FALSE);
+ window->State.Redisplay = GL_FALSE;
+ }
break;
case WM_PAINT:
PAINTSTRUCT ps;
/* Turn on the visibility in case it was turned off somehow */
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 );
fghRedrawWindow( window );
*/
return 0;
- case WM_CANCELMODE:
- /*
- * The window manager sends this message when it detects a change
- * that requires that an application cancel any modal state it has
- * entered. If we've called SetCapture in the mouse button handler,
- * call ReleaseCapture.
- */
- if (setCaptureActive)
- ReleaseCapture();
- break;
-
case WM_MOUSEMOVE:
{
#if defined(_WIN32_WCE)
if (!lParam || !fgWindowByHandle((HWND)lParam))
/* Capture released or capture taken by non-FreeGLUT window */
setCaptureActive = 0;
- /* User has finished resizing the window, force a redraw */
- INVOKE_WCB( *window, Display, ( ) );
+ /* Docs advise a redraw */
+ InvalidateRect( hWnd, NULL, GL_FALSE );
+ UpdateWindow(hWnd);
lRet = 0; /* Per docs, should return zero */
break;
case SC_MINIMIZE :
/* User has clicked on the "-" to minimize the window */
- /* Turn off the visibility */
- window->State.Visible = GL_FALSE ;
+ /* Turning off the visibility is handled in WM_SIZE handler */
break ;