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now that mouse capture was properly implemented, menus could be opened

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outside the window when the window had capture because another mouse
button was depressed. fixed
Also implemented WM_CANCELMODE, which could be important as we should
cancel capture when it comes in


git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@1526 7f0cb862-5218-0410-a997-914c9d46530a
This commit is contained in:
dcnieho 2013-02-27 11:36:14 +00:00
parent a5ed343b38
commit 953dcc637c
2 changed files with 32 additions and 5 deletions
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16
freeglut/freeglut/src/fg_menu.c
View File

@ -667,10 +667,18 @@ GLboolean fgCheckActiveMenu ( SFG_Window *window, int button, GLboolean pressed,
( window->Menu[ button ] ) &&
pressed )
{
/* XXX Posting a requisite Redisplay seems bogus. */
window->State.Redisplay = GL_TRUE;
fghActivateMenu( window, button );
return GL_TRUE;
/* If mouseclick was outside the parent window, ignore. This can
* happen when another mouse button is already depressed and the
* window thus has mouse capture
*/
if (window->State.MouseX>0 && window->State.MouseY>0 &&
window->State.MouseX<window->State.Width && window->State.MouseX<window->State.Height)
{
/* XXX Posting a requisite Redisplay seems bogus. */
window->State.Redisplay = GL_TRUE;
fghActivateMenu( window, button );
return GL_TRUE;
}
}
return GL_FALSE;

21
freeglut/freeglut/src/mswin/fg_main_mswin.c
View File

@ -361,6 +361,7 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
{
SFG_Window *window;
LRESULT lRet = 1;
static int setCaptureActive = 0;
FREEGLUT_INTERNAL_ERROR_EXIT_IF_NOT_INITIALISED ( "Event Handler" ) ;
@ -623,6 +624,17 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
*/
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)
@ -743,7 +755,11 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
* This is consistent with the behavior on X11.
*/
if ( pressed == GL_TRUE )
SetCapture ( window->Window.Handle ) ;
{
if (!setCaptureActive)
SetCapture ( window->Window.Handle ) ;
setCaptureActive = 1; /* Set to false in WM_CAPTURECHANGED handler */
}
else if (!GetAsyncKeyState(VK_LBUTTON) && !GetAsyncKeyState(VK_MBUTTON) && !GetAsyncKeyState(VK_RBUTTON))
/* Make sure all mouse buttons are released before releasing capture */
ReleaseCapture () ;
@ -864,6 +880,9 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
break;
case WM_CAPTURECHANGED:
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, ( ) );
lRet = 0; /* Per docs, should return zero */