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gui/widget/listframe.cpp: fix extra refreshes;

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fix list refresh on every line scroll;
fix page-up scroll
This commit is contained in:
[CST] Focus
2014-09-22 13:18:16 +04:00
parent 139becd4f9
commit d07bbe4a0a
1 changed files with 14 additions and 5 deletions
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19
src/gui/widget/listframe.cpp
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@@ -428,6 +428,7 @@ void CListFrame::refreshLine(int line)
if( frameBuffer == NULL) return;
if( m_nNrOfLines <= 0) return;
//TRACE("[CListFrame]->refreshLine: %d\r\n", line);
if((line < m_nCurrentLine) && (line > m_nCurrentLine + m_nLinesPerPage))
return;
@@ -538,7 +539,6 @@ void CListFrame::scrollPageDown(const int pages)
else
setSelectedLine(m_nNrOfLines - 1);
//TRACE("[CListFrame] m_nCurrentLine: %d, m_nCurrentPage: %d \r\n",m_nCurrentLine,m_nCurrentPage);
refresh();
}
void CListFrame::scrollPageUp(const int pages)
@@ -548,14 +548,14 @@ void CListFrame::scrollPageUp(const int pages)
if( !(m_nMode & SCROLL)) return;
if( m_nNrOfLines <= 1) return;
if(m_nCurrentPage - pages > 1)
if(m_nCurrentPage - pages >= 0)
setSelectedLine(m_nSelectedLine - pages * m_nLinesPerPage);
else if (m_nSelectedLine == 0)
setSelectedLine(m_nNrOfLines - 1);
else
setSelectedLine(0);
//TRACE("[CListFrame] m_nCurrentLine: %d, m_nCurrentPage: %d \r\n",m_nCurrentLine,m_nCurrentPage);
refresh();
}
void CListFrame::refresh(void)
@@ -606,11 +606,20 @@ bool CListFrame::setSelectedLine(int selection)
selection = m_nNrOfLines - 1;
if (selection < 0)
selection = 0;
int old_page = m_nCurrentPage;
int old_selected = m_nSelectedLine;
m_nSelectedLine = selection;
m_nCurrentPage = selection / m_nLinesPerPage;
m_nCurrentLine = m_nCurrentPage * m_nLinesPerPage;
refreshList();
refreshScroll(); //NEW
if (m_nCurrentPage != old_page) {
refreshList();
refreshScroll();
} else {
refreshLine(old_selected);
refreshLine(m_nSelectedLine);
}
result = true;
//TRACE(" selected line: %d,%d,%d \r\n",m_nSelectedLine,m_nCurrentPage,m_nCurrentLine);