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status: optimize filtering when chars are being taken from input queue

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This commit is contained in:
Andrzej Rybczak
2012-09-05 22:20:50 +02:00
parent 39c5087d18
commit 21947d3655
5 changed files with 35 additions and 11 deletions
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21
src/status.cpp
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@@ -78,16 +78,23 @@ void StatusbargetStringHelper(const std::wstring &)
TraceMpdStatus();
}
void StatusbarApplyFilterImmediately(Filterable *f, const std::wstring &ws)
void StatusbarApplyFilterImmediately::operator()(const std::wstring &ws)
{
static std::wstring cmp;
if (cmp != ws)
// if input queue is not empty, we don't want to update filter since next
// character will be taken from queue immediately, trigering this function
// again and thus making it inefficient, so let's apply filter only if
// "real" user input arrived. however, we want to apply filter if ENTER
// is next in queue, so its effects will be seen.
if (wFooter->inputQueue().empty() || wFooter->inputQueue().front() == KEY_ENTER)
{
cmp = ws;
f->applyFilter(ToString(cmp));
myScreen->RefreshWindow();
if (m_ws != ws)
{
m_ws = ws;
m_f->applyFilter(ToString(m_ws));
myScreen->RefreshWindow();
}
TraceMpdStatus();
}
TraceMpdStatus();
}
void LockProgressbar()