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bulletproofing fix for #24266, crash because there is no superwin.

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r=mscott


git-svn-id: svn://10.0.0.236/trunk@58152 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
sspitzer%netscape.com 2000-01-18 23:22:11 +00:00
parent baa3aee67f
commit cdf243e9a7
1 changed files with 11 additions and 1 deletions
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12
mozilla/widget/src/gtk/nsWindow.cpp
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@ -1573,6 +1573,9 @@ NS_METHOD nsWindow::CreateNative(GtkObject *parentWidget)
GDK_POINTER_MOTION_MASK |
GDK_POINTER_MOTION_HINT_MASK);
NS_ASSERTION(mSuperWin,"no super window!");
if (!mSuperWin) return NS_ERROR_FAILURE;
gdk_window_set_events(mSuperWin->bin_window,
mask);
@ -1645,11 +1648,14 @@ NS_METHOD nsWindow::CreateNative(GtkObject *parentWidget)
//-------------------------------------------------------------------------
void nsWindow::InitCallbacks(char * aName)
{
gdk_superwin_set_event_funcs(mSuperWin,
NS_ASSERTION(mSuperWin,"no superwin, can't init callbacks");
if (mSuperWin) {
gdk_superwin_set_event_funcs(mSuperWin,
handle_xlib_shell_event,
handle_xlib_bin_event,
handle_superwin_paint,
this, NULL);
}
}
//-------------------------------------------------------------------------
@ -2415,6 +2421,10 @@ NS_IMETHODIMP nsWindow::Resize(PRInt32 aWidth, PRInt32 aHeight, PRBool aRepaint)
aWidth = 1;
aHeight = 1;
mIsTooSmall = PR_TRUE;
NS_ASSERTION(mSuperWin,"no super window!");
if (!mSuperWin) return NS_ERROR_FAILURE;
gdk_window_hide(mSuperWin->bin_window);
gdk_window_hide(mSuperWin->shell_window);
}