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Revert "Revert to old behavior of checkDesk(), add workaround to broken EnumClipboardFormats() in the case where the server is started while the screen saver is active." 

This reverts commit 38209e5079d1695ddd561f8045647e077fccff91.
This commit is contained in:
Jerry (Xinyu Hou) 2015-12-02 15:02:19 -08:00 committed by Xinyu Hou
parent 42038ce24e
commit 4d19941428
2 changed files with 29 additions and 44 deletions
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19
src/lib/platform/MSWindowsClipboard.cpp
View File

@ -180,24 +180,9 @@ MSWindowsClipboard::get(EFormat format) const
win32Format = EnumClipboardFormats(win32Format);
}
// if no converter then EnumClipboardFormats() is broken: try just
// GetClipboardData() directly (Issue $5041)
// if no converter then we don't recognize any formats
if (converter == NULL) {
LOG((CLOG_INFO "Broken EnumClipboardFormats, falling back to using GetClipboardData"));
for (ConverterList::const_iterator index = m_converters.begin();
index != m_converters.end(); ++index) {
converter = *index;
if (converter->getFormat() == format) {
LOG((CLOG_DEBUG "using converter 0x%x%s for %d\n",
converter->getWin32Format(),
l_name(converter->getWin32Format()).c_str(),
format));
HANDLE win32Data = GetClipboardData(converter->getWin32Format());
if (win32Data != NULL)
return converter->toIClipboard(win32Data);
}
}
LOG((CLOG_WARN "No converter for format %d", format));
return String();
}

46
src/lib/platform/MSWindowsDesks.cpp
View File

@ -851,17 +851,17 @@ MSWindowsDesks::checkDesk()
desk = index->second;
}
if (name == m_activeDeskName) {
return;
}
if (m_activeDesk != NULL) {
LOG((CLOG_DEBUG "switched desk \"%s\"->\"%s\"",
m_activeDeskName.c_str(), name.c_str()));
}
// if active desktop changed then tell the old and new desk threads
// about the change. don't switch desktops when the screensaver is
// active becaue we'd most likely switch to the screensaver desktop
// which would have the side effect of forcing the screensaver to
// stop.
if (name != m_activeDeskName && !m_screensaver->isActive()) {
// if we are told to shut down on desk switch, and this is not the
// first switch, then shut down.
// Issue #5041 workaround - prevent synergys from shutting down when
// screen saver activates - if it is restarted while the screen saver
// is active, the clipboard no longer works.
if (m_stopOnDeskSwitch && m_activeDesk != NULL) {
LOG((CLOG_DEBUG "shutting down because of desk switch \"%s\"->\"%s\"",
m_activeDeskName.c_str(), name.c_str()));
@ -869,12 +869,6 @@ MSWindowsDesks::checkDesk()
return;
}
// if active desktop changed then tell the old and new desk threads
// about the change. don't switch desktops when the screensaver is
// active becaue we'd most likely switch to the screensaver desktop
// which would have the side effect of forcing the screensaver to
// stop.
if (!m_screensaver->isActive()) {
// show cursor on previous desk
bool wasOnScreen = m_isOnScreen;
if (!wasOnScreen) {
@ -885,6 +879,10 @@ MSWindowsDesks::checkDesk()
// from an inaccessible desktop so when we switch from an
// inaccessible desktop to an accessible one we have to
// update the keyboard state.
if (m_activeDesk != NULL) {
LOG((CLOG_DEBUG "switched desk \"%s\"->\"%s\"",
m_activeDeskName.c_str(), name.c_str()));
}
bool syncKeys = false;
bool isAccessible = isDeskAccessible(desk);
if (isDeskAccessible(m_activeDesk) != isAccessible) {
@ -912,17 +910,19 @@ MSWindowsDesks::checkDesk()
updateKeys();
}
}
else {
else if (name != m_activeDeskName) {
if (m_activeDesk != NULL) {
LOG((CLOG_DEBUG "switched desk \"%s\"->\"%s\"",
m_activeDeskName.c_str(), name.c_str()));
}
// screen saver is active (see check above)
PostThreadMessage(m_threadID, SYNERGY_MSG_SCREEN_SAVER, TRUE, 0);
// FIXME? Because m_activeDesk isn't updated if screen saver is active,
// SYNERGY_MSG_SCREEN_SAVER will be sent on every call to checkDesk()
// until isActive() returns false, since name will not match
// m_activeDeskName until the latter is updated.
// For now, preserve old (broken?) behavior.
//m_activeDesk = desk;
//m_activeDeskName = name;
// Prevent this from retriggering over and over if screen saver stays
// active:
m_activeDesk = desk;
m_activeDeskName = name;
}
}