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Merge pull request #6694 from symless/issue-6487-mouse-freeze-2

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Updated fix for cusor freezes
This commit is contained in:
Jnewbon 2020-06-01 11:46:24 +01:00 committed by GitHub
commit 189b0be445
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2 changed files with 10 additions and 2 deletions
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10
src/lib/platform/XWindowsEventQueueBuffer.cpp
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@ -81,6 +81,12 @@ XWindowsEventQueueBuffer::~XWindowsEventQueueBuffer()
close(m_pipefd[1]);
}
int XWindowsEventQueueBuffer::getPendingCountLocked()
{
Lock lock(&m_mutex);
return XPending(m_display);
}
void
XWindowsEventQueueBuffer::waitForEvent(double dtimeout)
{
@ -120,7 +126,7 @@ XWindowsEventQueueBuffer::waitForEvent(double dtimeout)
pfds[1].fd = m_pipefd[0];
pfds[1].events = POLLIN;
int timeout = (dtimeout < 0.0) ? -1 :
static_cast<int>(dtimeout);
static_cast<int>(1000.0 * dtimeout);
int remaining = timeout;
int retval = 0;
#else
@ -162,7 +168,7 @@ XWindowsEventQueueBuffer::waitForEvent(double dtimeout)
// we want to give the cpu a chance s owe up this to 25ms
#define TIMEOUT_DELAY 25
while (((dtimeout < 0.0) || (remaining > 0)) && QLength(m_display)==0 && retval==0){
while (((dtimeout < 0.0) || (remaining > 0)) && getPendingCountLocked() == 0 && retval == 0) {
#if HAVE_POLL
retval = poll(pfds, 2, TIMEOUT_DELAY); //16ms = 60hz, but we make it > to play nicely with the cpu
if (pfds[1].revents & POLLIN) {

2
src/lib/platform/XWindowsEventQueueBuffer.h
View file

@ -49,6 +49,8 @@ public:
private:
void flush();
int getPendingCountLocked();
private:
typedef std::vector<XEvent> EventList;