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bug 121262, gtk2 needs to have constrain position hooked up, patch=jeff.qiu, r=blizzard. this is a gtk2 related bug, not a part of default build.

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This commit is contained in:
jay.yan%sun.com 2002-07-05 03:23:59 +00:00
parent bd7b605a06
commit 23a45512fe
1 changed files with 26 additions and 1 deletions
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27
widget/src/gtk2/nsWindow.cpp
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@ -113,6 +113,8 @@ nsWeakPtr gRollupWindow;
MaiHook *gMaiHook = NULL;
#endif
#define kWindowPositionSlop 20
// cursor cache
GdkCursor *gCursorCache[eCursor_count_up_down + 1];
@ -307,7 +309,30 @@ nsWindow::IsVisible(PRBool & aState)
NS_IMETHODIMP
nsWindow::ConstrainPosition(PRBool aAllowSlop, PRInt32 *aX, PRInt32 *aY)
{
return NS_ERROR_NOT_IMPLEMENTED;
if (mIsTopLevel && mShell) {
PRInt32 screenWidth = gdk_screen_width();
PRInt32 screenHeight = gdk_screen_height();
if (aAllowSlop) {
if (*aX < (kWindowPositionSlop - mBounds.width))
*aX = kWindowPositionSlop - mBounds.width;
if (*aX > (screenWidth - kWindowPositionSlop))
*aX = screenWidth - kWindowPositionSlop;
if (*aY < (kWindowPositionSlop - mBounds.height))
*aY = kWindowPositionSlop - mBounds.height;
if (*aY > (screenHeight - kWindowPositionSlop))
*aY = screenHeight - kWindowPositionSlop;
} else {
if (*aX < 0)
*aX = 0;
if (*aX > (screenWidth - mBounds.width))
*aX = screenWidth - mBounds.width;
if (*aY < 0)
*aY = 0;
if (*aY > (screenHeight - mBounds.height))
*aY = screenHeight - mBounds.height;
}
}
return NS_OK;
}
NS_IMETHODIMP