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# 24238

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r kmcclusk@netscape.com
d Added ScrollWidgets methods to nsWindow. This is same bug as 22067
  for windows.
This commit is contained in:
waqar%netscape.com 2000-01-18 21:55:31 +00:00
parent 5014545a00
commit d5e965f8b2
2 changed files with 30 additions and 0 deletions
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29
widget/src/gtk/nsWindow.cpp
View File

@ -1734,6 +1734,35 @@ NS_IMETHODIMP nsWindow::Scroll(PRInt32 aDx, PRInt32 aDy, nsRect *aClipRect)
}
return NS_OK;
}
//-------------------------------------------------------------------------
//
// Scroll the bits of a window
//
//-------------------------------------------------------------------------
NS_IMETHODIMP nsWindow::ScrollWidgets(PRInt32 aDx, PRInt32 aDy)
{
UnqueueDraw();
mUpdateArea->Offset(aDx, aDy);
// printf("mScrollExposeCounter++ = %i\n", mScrollExposeCounter);
mScrollExposeCounter++;
if (mSuperWin) {
// save the old backing color
nscolor currentColor = GetBackgroundColor();
// this isn't too painful to do right before a scroll.
// as owen says "it's just 12 bytes sent to the server."
// and it makes scrolling look a lot better while still
// preserving the gray color when you drag another window
// on top or when just creating a window
gdk_window_set_back_pixmap(mSuperWin->bin_window, NULL, 0);
// scroll baby, scroll!
gdk_superwin_scroll(mSuperWin, aDx, aDy);
// reset the color
SetBackgroundColor(currentColor);
}
return NS_OK;
}
NS_IMETHODIMP nsWindow::ScrollRect(nsRect &aSrcRect, PRInt32 aDx, PRInt32 aDy)
{

1
widget/src/gtk/nsWindow.h
View File

@ -62,6 +62,7 @@ public:
virtual void* GetNativeData(PRUint32 aDataType);
NS_IMETHOD Scroll(PRInt32 aDx, PRInt32 aDy, nsRect *aClipRect);
NS_IMETHOD ScrollWidgets(PRInt32 aDx, PRInt32 aDy);
NS_IMETHOD ScrollRect(nsRect &aSrcRect, PRInt32 aDx, PRInt32 aDy);
NS_IMETHOD SetTitle(const nsString& aTitle);