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* CTextBox::scrollPageUp/Down: Suppress refresh when there is nothing to scroll

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This commit is contained in:
Michael Liebmann
2013-03-20 21:43:23 +01:00
parent c117c80579
commit c74fb77603
1 changed files with 6 additions and 2 deletions
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8
src/gui/widget/textbox.cpp
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@@ -554,8 +554,10 @@ void CTextBox::scrollPageDown(const int pages)
{
m_nCurrentPage = m_nNrOfPages - 1;
}
int oldCurrentLine = m_nCurrentLine;
m_nCurrentLine = m_nCurrentPage * m_nLinesPerPage;
refresh();
if (oldCurrentLine != m_nCurrentLine)
refresh();
}
void CTextBox::scrollPageUp(const int pages)
@@ -575,8 +577,10 @@ void CTextBox::scrollPageUp(const int pages)
{
m_nCurrentPage = 0;
}
int oldCurrentLine = m_nCurrentLine;
m_nCurrentLine = m_nCurrentPage * m_nLinesPerPage;
refresh();
if (oldCurrentLine != m_nCurrentLine)
refresh();
}
void CTextBox::refresh(void)