void CPlayerSeekBar::SyncThumbToVideo(REFERENCE_TIME rtPos)
{
m_rtPos = rtPos;
if (m_bHasDuration) {
CRect newThumbRect(GetThumbRect());
bool bSetTaskbar = (rtPos <= 0);
if (newThumbRect != m_lastThumbRect) {
bSetTaskbar = true;
InvalidateRect(newThumbRect | m_lastThumbRect);
}
if (bSetTaskbar && AfxGetAppSettings().fUseWin7TaskBar && m_pMainFrame->m_pTaskbarList) {
VERIFY(S_OK == m_pMainFrame->m_pTaskbarList->SetProgressValue(m_pMainFrame->m_hWnd, max(m_rtPos, 1), m_rtStop));
}
}
}
void CPlayerSeekBar::SyncThumbToVideo(REFERENCE_TIME rtPos)
{
if (m_rtPos == rtPos) {
return;
}
m_rtPos = rtPos;
if (m_bHasDuration) {
CRect newThumbRect(GetThumbRect());
if (newThumbRect != m_lastThumbRect) {
InvalidateRect(newThumbRect | m_lastThumbRect);
auto pFrame = AfxGetMainFrame();
if (pFrame && AfxGetAppSettings().fUseWin7TaskBar && pFrame->m_pTaskbarList) {
pFrame->m_pTaskbarList->SetProgressValue(pFrame->m_hWnd, m_rtPos, m_rtStop);
}
}
}
}
// called when the current position changed and we need to update the thumb's location
nsresult
nsSliderFrame::CurrentPositionChanged(nsPresContext* aPresContext,
PRBool aImmediateRedraw)
{
nsIBox* scrollbarBox = GetScrollbar();
nsCOMPtr<nsIContent> scrollbar;
scrollbar = GetContentOfBox(scrollbarBox);
// get the current position
PRInt32 curPos = GetCurrentPosition(scrollbar);
// do nothing if the position did not change
if (mCurPos == curPos)
return NS_OK;
// get our current min and max position from our content node
PRInt32 minPos = GetMinPosition(scrollbar);
PRInt32 maxPos = GetMaxPosition(scrollbar);
maxPos = NS_MAX(minPos, maxPos);
curPos = NS_MAX(minPos, NS_MIN(curPos, maxPos));
// get the thumb's rect
nsIFrame* thumbFrame = mFrames.FirstChild();
if (!thumbFrame)
return NS_OK; // The thumb may stream in asynchronously via XBL.
nsRect thumbRect = thumbFrame->GetRect();
nsRect clientRect;
GetClientRect(clientRect);
// figure out the new rect
nsRect newThumbRect(thumbRect);
PRBool reverse = mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::dir,
nsGkAtoms::reverse, eCaseMatters);
nscoord pos = reverse ? (maxPos - curPos) : (curPos - minPos);
if (IsHorizontal())
newThumbRect.x = clientRect.x + NSToCoordRound(pos * mRatio);
else
newThumbRect.y = clientRect.y + NSToCoordRound(pos * mRatio);
// set the rect
thumbFrame->SetRect(newThumbRect);
// Redraw the scrollbar
InvalidateWithFlags(clientRect, aImmediateRedraw ? INVALIDATE_IMMEDIATE : 0);
mCurPos = curPos;
// inform the parent <scale> if it exists that the value changed
nsIFrame* parent = GetParent();
if (parent) {
nsCOMPtr<nsISliderListener> sliderListener = do_QueryInterface(parent->GetContent());
if (sliderListener) {
nsContentUtils::AddScriptRunner(
new nsValueChangedRunnable(sliderListener, nsGkAtoms::curpos, mCurPos, mUserChanged));
}
}
return NS_OK;
}
