#if TARGET_HOST_MS_WINDOWS
+/* Computes position of corners of window Rect (outer position including
+ * decorations) based on the provided client rect and based on the style
+ * of the window in question.
+ * If posIsOutside is set to true, the input client Rect is taken to follow
+ * freeGLUT's window specification convention in which the top-left corner
+ * is at the outside of the window, while the size
+ * (rect.right-rect.left,rect.bottom-rect.top) is the size of the drawable
+ * area.
+ */
+void fghComputeWindowRectFromClientArea_UseStyle( const DWORD windowStyle, RECT *clientRect, BOOL posIsOutside )
+{
+ int xBorderWidth = 0, yBorderWidth = 0;
+
+ /* If window has title bar, correct rect for it */
+ if (windowStyle & WS_MAXIMIZEBOX) /* Need to query for WS_MAXIMIZEBOX to see if we have a title bar, the WS_CAPTION query is also true for a WS_DLGFRAME only... */
+ if (posIsOutside)
+ clientRect->bottom += GetSystemMetrics( SM_CYCAPTION );
+ else
+ clientRect->top -= GetSystemMetrics( SM_CYCAPTION );
+
+ /* get width of window's borders (frame), correct rect for it.
+ * Note, borders can be of zero width if style does not specify borders
+ */
+ fghGetBorderWidth(windowStyle, &xBorderWidth, &yBorderWidth);
+ if (posIsOutside)
+ {
+ clientRect->right += xBorderWidth * 2;
+ clientRect->bottom += yBorderWidth * 2;
+ }
+ else
+ {
+ clientRect->left -= xBorderWidth;
+ clientRect->right += xBorderWidth;
+ clientRect->top -= yBorderWidth;
+ clientRect->bottom += yBorderWidth;
+ }
+}
+
+/* Computes position of corners of window Rect (outer position including
+ * decorations) based on the provided client rect and based on the style
+ * of the window in question. If the window pointer or the window handle
+ * is NULL, a fully decorated window (caption and border) is assumed.
+ * Furthermore, if posIsOutside is set to true, the input client Rect is
+ * taken to follow freeGLUT's window specification convention in which the
+ * top-left corner is at the outside of the window, while the size
+ * (rect.right-rect.left,rect.bottom-rect.top) is the size of the drawable
+ * area.
+*/
+void fghComputeWindowRectFromClientArea_QueryWindow( const SFG_Window *window, RECT *clientRect, BOOL posIsOutside )
+{
+ DWORD windowStyle = 0;
+
+ if (window && window->Window.Handle)
+ windowStyle = GetWindowLong(window->Window.Handle, GWL_STYLE);
+ else
+ windowStyle = WS_OVERLAPPEDWINDOW;
+
+ fghComputeWindowRectFromClientArea_UseStyle(windowStyle, clientRect, posIsOutside);
+}
+
+/* Computes position of corners of client area (drawable area) of a window
+ * based on the provided window Rect (outer position including decorations)
+ * and based on the style of the window in question. If the window pointer
+ * or the window handle is NULL, a fully decorated window (caption and
+ * border) is assumed.
+ * Furthermore, if wantPosOutside is set to true, the output client Rect
+ * will follow freeGLUT's window specification convention in which the
+ * top-left corner is at the outside of the window, the size
+ * (rect.right-rect.left,rect.bottom-rect.top) is the size of the drawable
+ * area.
+ */
+void fghComputeClientAreaFromWindowRect( const SFG_Window *window, RECT *windowRect, BOOL wantPosOutside )
+{
+ DWORD windowStyle = 0;
+ int xBorderWidth = 0, yBorderWidth = 0;
+
+ if (window && window->Window.Handle)
+ windowStyle = GetWindowLong(window->Window.Handle, GWL_STYLE);
+ else
+ windowStyle = WS_OVERLAPPEDWINDOW;
+
+ /* If window has title bar, correct rect for it */
+ if (windowStyle & WS_MAXIMIZEBOX) /* Need to query for WS_MAXIMIZEBOX to see if we have a title bar, the WS_CAPTION query is also true for a WS_DLGFRAME only... */
+ if (wantPosOutside)
+ windowRect->bottom -= GetSystemMetrics( SM_CYCAPTION );
+ else
+ windowRect->top += GetSystemMetrics( SM_CYCAPTION );
+
+ /* get width of window's borders (frame), correct rect for it.
+ * Note, borders can be of zero width if style does not specify borders
+ */
+ fghGetBorderWidth(windowStyle, &xBorderWidth, &yBorderWidth);
+ if (wantPosOutside)
+ {
+ windowRect->right -= xBorderWidth * 2;
+ windowRect->bottom -= yBorderWidth * 2;
+ }
+ else
+ {
+ windowRect->left += xBorderWidth;
+ windowRect->right -= xBorderWidth;
+ windowRect->top += yBorderWidth;
+ windowRect->bottom -= yBorderWidth;
+ }
+}
+
+/* Gets the rect describing the client area (drawable area) of the
+ * specified window.
+ * Returns an empty rect if window pointer or window handle is NULL.
+ * If wantPosOutside is set to true, the output client Rect
+ * will follow freeGLUT's window specification convention in which the
+ * top-left corner is at the outside of the window, while the size
+ * (rect.right-rect.left,rect.bottom-rect.top) is the size of the drawable
+ * area.
+ */
+RECT fghGetClientArea( const SFG_Window *window, BOOL wantPosOutside )
+{
+ RECT windowRect = {0,0,0,0};
+
+ freeglut_return_val_if_fail((window && window->Window.Handle),windowRect);
+
+ /*
+ * call GetWindowRect()
+ * (this returns the pixel coordinates of the outside of the window)
+ */
+ GetWindowRect( window->Window.Handle, &windowRect );
+
+ /* Then correct the results */
+ fghComputeClientAreaFromWindowRect(window, &windowRect, wantPosOutside);
+
+ return windowRect;
+}
+
+/* Returns the width of the window borders based on the window's style.
+ */
+void fghGetBorderWidth(const DWORD windowStyle, int* xBorderWidth, int* yBorderWidth)
+{
+ if (windowStyle & WS_THICKFRAME)
+ {
+ *xBorderWidth = GetSystemMetrics(SM_CXSIZEFRAME);
+ *yBorderWidth = GetSystemMetrics(SM_CYSIZEFRAME);
+ }
+ else if (windowStyle & WS_DLGFRAME)
+ {
+ *xBorderWidth = GetSystemMetrics(SM_CXFIXEDFRAME);
+ *yBorderWidth = GetSystemMetrics(SM_CYFIXEDFRAME);
+ }
+ else
+ {
+ *xBorderWidth = 0;
+ *yBorderWidth = 0;
+ }
+}
+
#if(WINVER >= 0x500)
-typedef struct {
+typedef struct
+{
int *x;
int *y;
const char *name;
-}m_proc_t ;
+} m_proc_t;
static BOOL CALLBACK m_proc(HMONITOR mon,
HDC hdc,
res=GetMonitorInfo(mon,(LPMONITORINFO)&info);
if( res )
{
- if( !strcmp(dp->name,info.szDevice) )
+ if( strcmp(dp->name,info.szDevice)==0 )
{
*(dp->x)=info.rcMonitor.left;
*(dp->y)=info.rcMonitor.top;
}
/*
- * this function is only used in fgOpenWindow. Currently it only sets
- * its output parameters, if the DisplayName is set in fgDisplay
- * (and if it is able to recognize the display)
+ * this function returns the origin of the screen identified by
+ * fgDisplay.DisplayName, and 0 otherwise.
+ * This is used in fgOpenWindow to open the gamemode window on the screen
+ * identified by the -display command line argument. The function should
+ * not be called otherwise.
*/
static void get_display_origin(int *xp,int *yp)
{
+ *xp = 0;
+ *yp = 0;
+
if( fgDisplay.DisplayName )
{
m_proc_t st;
st.y=yp;
st.name=fgDisplay.DisplayName;
EnumDisplayMonitors(0,0,m_proc,(LPARAM)&st);
- }
+ }
}
#else
#pragma message( "-display parameter only works if compiled with WINVER >= 0x0500")
static void get_display_origin(int *xp,int *yp)
{
+ *xp = 0;
+ *yp = 0;
+
if( fgDisplay.DisplayName )
{
fgWarning( "for working -display support FreeGLUT must be compiled with WINVER >= 0x0500");
#elif TARGET_HOST_MS_WINDOWS
WNDCLASS wc;
- DWORD flags;
+ DWORD flags = 0;
DWORD exFlags = 0;
ATOM atom;
- int WindowStyle = 0;
/* Grab the window class we have registered on glutInit(): */
atom = GetClassInfo( fgDisplay.Instance, _T("FREEGLUT"), &wc );
FREEGLUT_INTERNAL_ERROR_EXIT ( atom, "Window Class Info Not Found",
"fgOpenWindow" );
+ /* Determine window style flags*/
if( gameMode )
{
FREEGLUT_INTERNAL_ERROR_EXIT ( window->Parent == NULL,
}
else
{
- int worig = w, horig = h;
-
-#if !defined(_WIN32_WCE)
- if ( ( ! isSubWindow ) && ( ! window->IsMenu ) )
- {
- /*
- * Update the window dimensions, taking account of window
- * decorations. "freeglut" is to create the window with the
- * outside of its border at (x,y) and with dimensions (w,h).
- */
- w += (GetSystemMetrics( SM_CXSIZEFRAME ) )*2;
- h += (GetSystemMetrics( SM_CYSIZEFRAME ) )*2 +
- GetSystemMetrics( SM_CYCAPTION );
- }
-#endif /* defined(_WIN32_WCE) */
-
- if( ! positionUse )
- {
- x = CW_USEDEFAULT;
- y = CW_USEDEFAULT;
- }
- /* setting State.Width/Height to call resize callback later */
- if( ! sizeUse )
- {
- if( ! window->IsMenu )
- {
- w = CW_USEDEFAULT;
- h = CW_USEDEFAULT;
- }
- else /* fail safe - Windows can make a window of size (0, 0) */
- w = h = 300; /* default window size */
- window->State.Width = window->State.Height = -1;
- }
- else
- {
- window->State.Width = worig;
- window->State.Height = horig;
- }
+ flags = WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
/*
* There's a small difference between creating the top, child and
- * game mode windows
+ * menu windows
*/
- flags = WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_VISIBLE;
-
if ( window->IsMenu )
{
flags |= WS_POPUP;
exFlags |= WS_EX_TOOLWINDOW;
}
-#if !defined(_WIN32_WCE)
+#if defined(_WIN32_WCE)
+ /* no decorations for windows CE */
+#else
+ /* if this is not a subwindow (child), set its style based on the requested display mode */
else if( window->Parent == NULL )
- flags |= WS_OVERLAPPEDWINDOW;
+ if ( fgState.DisplayMode & GLUT_BORDERLESS )
+ {
+ /* no window decorations needed */
+ }
+ else if ( fgState.DisplayMode & GLUT_CAPTIONLESS )
+ /* only window decoration is a border, no title bar or buttons */
+ flags |= WS_DLGFRAME;
+ else
+ /* window decoration are a border, title bar and buttons.
+ * NB: we later query whether the window has a title bar or
+ * not by testing for the maximize button, as the test for
+ * WS_CAPTION can be true without the window having a title
+ * bar. This style WS_OVERLAPPEDWINDOW gives you a maximize
+ * button. */
+ flags |= WS_OVERLAPPEDWINDOW;
#endif
else
+ /* subwindows always have no decoration, but are marked as a child window to the OS */
flags |= WS_CHILD;
}
+ /* determine window size and position */
+ if( gameMode )
+ {
+ /* if in gamemode, query the origin of specified by the -display
+ * parameter command line (if any) and offset the upper-left corner
+ * of the window so we create the window on that screen.
+ * The -display argument doesn't do anything if not trying to enter
+ * gamemode.
+ */
+ int xoff=0, yoff=0;
+ get_display_origin(&xoff,&yoff);
+ x += xoff;
+ y += yoff;
+ }
+ if( !positionUse )
+ {
+ x = CW_USEDEFAULT;
+ y = CW_USEDEFAULT;
+ }
+ if( !sizeUse )
+ {
+ if( ! window->IsMenu )
+ {
+ w = CW_USEDEFAULT;
+ h = CW_USEDEFAULT;
+ }
+ else /* fail safe - Windows can make a window of size (0, 0) */
+ w = h = 300; /* default window size */
+ }
+ /* store requested client area width and height */
+ window->State.Width = w;
+ window->State.Height = h;
+
+#if !defined(_WIN32_WCE) /* no decorations for windows CE */
+ if( sizeUse )
+ {
+ RECT windowRect;
+ /*
+ * Update the window dimensions, taking the window decorations
+ * into account. FreeGLUT is to create the window with the
+ * topleft outside corner at (x,y) and with client area
+ * dimensions (w,h).
+ * note: don't need to do this when w=h=CW_USEDEFAULT, so in the
+ * if( sizeUse ) here is convenient.
+ */
+ windowRect.left = x;
+ windowRect.top = y;
+ windowRect.right = x+w;
+ windowRect.bottom = y+h;
+
+ fghComputeWindowRectFromClientArea_UseStyle(flags,&windowRect,TRUE);
+
+ w = windowRect.right - windowRect.left;
+ h = windowRect.bottom- windowRect.top;
+ }
+#endif /* !defined(_WIN32_WCE) */
+
#if defined(_WIN32_WCE)
{
wchar_t* wstr = fghWstrFromStr(title);
UpdateWindow(window->Window.Handle);
}
#else
- {
- /* xoff and yoff are used to place window relative to current display */
- /* The operation of gamemode also depends on this */
- int xoff=0,yoff=0;
- get_display_origin(&xoff,&yoff);
-
- window->Window.Handle = CreateWindowEx(
- exFlags,
- _T("FREEGLUT"),
- title,
- flags,
- x+xoff, y+yoff, w, h,
- (HWND) window->Parent == NULL ? NULL : window->Parent->Window.Handle,
- (HMENU) NULL,
- fgDisplay.Instance,
- (LPVOID) window
- );
- }
+ window->Window.Handle = CreateWindowEx(
+ exFlags,
+ _T("FREEGLUT"),
+ title,
+ flags,
+ x, y, w, h,
+ (HWND) window->Parent == NULL ? NULL : window->Parent->Window.Handle,
+ (HMENU) NULL,
+ fgDisplay.Instance,
+ (LPVOID) window
+ );
#endif /* defined(_WIN32_WCE) */
if( !( window->Window.Handle ) )
fgError( "Failed to create a window (%s)!", title );
+#if !defined(_WIN32_WCE)
+ /* Need to set requested style again, apparently Windows doesn't listen when requesting windows without title bar or borders */
+ SetWindowLong(window->Window.Handle, GWL_STYLE, flags);
+ SetWindowPos(window->Window.Handle, HWND_TOP, 0,0,0,0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
+#endif /* defined(_WIN32_WCE) */
+
/* Make a menu window always on top - fix Feature Request 947118 */
if( window->IsMenu || gameMode )
SetWindowPos(
SWP_NOMOVE | SWP_NOSIZE
);
- /* Hack to remove the caption (title bar) and/or border
- * and all the system menu controls.
- */
- WindowStyle = GetWindowLong(window->Window.Handle, GWL_STYLE);
- if ( fgState.DisplayMode & GLUT_CAPTIONLESS )
- {
- SetWindowLong ( window->Window.Handle, GWL_STYLE,
- WindowStyle & ~(WS_DLGFRAME | WS_SYSMENU | WS_MINIMIZEBOX | WS_MAXIMIZEBOX));
- }
- else if ( fgState.DisplayMode & GLUT_BORDERLESS )
- {
- SetWindowLong ( window->Window.Handle, GWL_STYLE,
- WindowStyle & ~(WS_BORDER | WS_SYSMENU | WS_MINIMIZEBOX | WS_MAXIMIZEBOX | WS_DLGFRAME | WS_SIZEBOX));
- }
-/* SetWindowPos(window->Window.Handle, NULL, 0, 0, 0, 0,
- SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED); */
-
/* Enable multitouch: additional flag TWF_FINETOUCH, TWF_WANTPALM */
#ifdef WM_TOUCH
if (fghRegisterTouchWindow == (pRegisterTouchWindow)0xDEADBEEF)
if (glutGet(GLUT_FULL_SCREEN))
{
/* Leave full screen state before resizing. */
- glutFullScreenToggle();
+ glutLeaveFullScreen();
}
fgStructure.CurrentWindow->State.NeedToResize = GL_TRUE;
if (glutGet(GLUT_FULL_SCREEN))
{
/* Leave full screen state before moving. */
- glutFullScreenToggle();
+ glutLeaveFullScreen();
}
#if TARGET_HOST_POSIX_X11
win = fgStructure.CurrentWindow;
+ if (win->Parent)
+ {
+ /* Child windows cannot be made fullscreen, consistent with GLUT's behavior
+ * Also, what would it mean for a child window to be fullscreen, given that it
+ * is confined to its parent?
+ */
+ fgWarning("glutFullScreen called on a child window, ignoring...");
+ return;
+ }
+ else if (fgStructure.GameModeWindow != NULL && fgStructure.GameModeWindow->ID==win->ID)
+ {
+ /* Ignore fullscreen call on GameMode window, those are always fullscreen already */
+ return;
+ }
+
#if TARGET_HOST_POSIX_X11
if(!glutGet(GLUT_FULL_SCREEN)) {
if(fghToggleFullscreen() != -1) {
if (glutGet(GLUT_FULL_SCREEN))
{
- /* Leave full screen state before resizing. */
- glutFullScreenToggle();
+ /* Leave full screen state before entering fullscreen again (resizing?) */
+ glutLeaveFullScreen();
}
{
+ DWORD s;
RECT rect;
+ HMONITOR hMonitor;
+ MONITORINFO mi;
- /* For fullscreen mode, force the top-left corner to 0,0
- * and adjust the window rectangle so that the client area
- * covers the whole screen.
+ /* For fullscreen mode, first remove all window decoration
+ * and set style to popup so it will overlap the taskbar
+ * then force to maximize on the screen on which it has the most
+ * overlap.
*/
- rect.left = 0;
- rect.top = 0;
- get_display_origin(&rect.left,&rect.top);
- rect.right = fgDisplay.ScreenWidth+rect.left;
- rect.bottom = fgDisplay.ScreenHeight+rect.top;
-
- AdjustWindowRect ( &rect, WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS |
- WS_CLIPCHILDREN, FALSE );
+
+ /* store current window rect */
+ GetWindowRect( win->Window.Handle, &win->State.OldRect );
+
+ /* store current window style */
+ win->State.OldStyle = s = GetWindowLong(win->Window.Handle, GWL_STYLE);
+
+ /* remove decorations from style and add popup style*/
+ s &= ~WS_OVERLAPPEDWINDOW;
+ s |= WS_POPUP;
+ SetWindowLong(win->Window.Handle, GWL_STYLE, s);
+ SetWindowPos(win->Window.Handle, HWND_TOP, 0,0,0,0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
+
+ /* For fullscreen mode, find the monitor that is covered the most
+ * by the window and get its rect as the resize target.
+ */
+ hMonitor= MonitorFromRect(&win->State.OldRect, MONITOR_DEFAULTTONEAREST);
+ mi.cbSize = sizeof(mi);
+ GetMonitorInfo(hMonitor, &mi);
+ rect = mi.rcMonitor;
/*
+ * then resize window
* SWP_NOACTIVATE Do not activate the window
* SWP_NOOWNERZORDER Do not change position in z-order
- * SWP_NOSENDCHANGING Supress WM_WINDOWPOSCHANGING message
+ * SWP_NOSENDCHANGING Suppress WM_WINDOWPOSCHANGING message
* SWP_NOZORDER Retains the current Z order (ignore 2nd param)
*/
-
SetWindowPos( fgStructure.CurrentWindow->Window.Handle,
HWND_TOP,
rect.left,
}
/*
+ * If we are fullscreen, resize the current window back to its original size
+ */
+void FGAPIENTRY glutLeaveFullScreen( void )
+{
+ SFG_Window *win;
+
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutFullScreen" );
+ FREEGLUT_EXIT_IF_NO_WINDOW ( "glutFullScreen" );
+
+ win = fgStructure.CurrentWindow;
+
+#if TARGET_HOST_POSIX_X11
+ if(glutGet(GLUT_FULL_SCREEN)) {
+ if(fghToggleFullscreen() != -1) {
+ win->State.IsFullscreen = GL_FALSE;
+ }
+ }
+
+#elif TARGET_HOST_MS_WINDOWS && !defined(_WIN32_WCE) /* FIXME: what about WinCE */
+ if (!glutGet(GLUT_FULL_SCREEN))
+ {
+ /* nothing to do */
+ return;
+ }
+
+ /* restore style of window before making it fullscreen */
+ SetWindowLong(win->Window.Handle, GWL_STYLE, win->State.OldStyle);
+ SetWindowPos(win->Window.Handle, HWND_TOP, 0,0,0,0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
+
+ /* Then resize */
+ SetWindowPos(win->Window.Handle,
+ HWND_TOP,
+ win->State.OldRect.left,
+ win->State.OldRect.top,
+ win->State.OldRect.right - win->State.OldRect.left,
+ win->State.OldRect.bottom - win->State.OldRect.top,
+ SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING |
+ SWP_NOZORDER
+ );
+
+ win->State.IsFullscreen = GL_FALSE;
+#endif
+}
+
+/*
* Toggle the window's full screen state.
*/
void FGAPIENTRY glutFullScreenToggle( void )
win->State.IsFullscreen = !win->State.IsFullscreen;
}
#elif TARGET_HOST_MS_WINDOWS
- glutFullScreen();
- win->State.IsFullscreen = !win->State.IsFullscreen;
+ if (!win->State.IsFullscreen)
+ glutFullScreen();
+ else
+ glutLeaveFullScreen();
#endif
}
projects / freeglut / commitdiff