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Fixed stupid errors introduced by last attempt to fix broken

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mouse behavior on multimonitor windows systems.  Those errors
broke synergy on all windows systems running as a server.
Also added an attempt to reduce the occasional jump that can
occur when switching screens when windows is the server.
This commit is contained in:
crs 2003-01-18 14:36:19 +00:00
parent 68a591210b
commit e86e552ac8
3 changed files with 25 additions and 3 deletions
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3
lib/arch/CArchSleepWindows.cpp
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@ -46,6 +46,9 @@ CArchSleepWindows::sleep(double timeout)
if (mt != NULL) {
HANDLE cancelEvent = mt->getCancelEventForCurrentThread();
WaitForSingleObject(cancelEvent, (DWORD)(1000.0 * timeout));
if (timeout == 0.0) {
Sleep(0);
}
}
else {
Sleep((DWORD)(1000.0 * timeout));

19
lib/platform/CMSWindowsPrimaryScreen.cpp
View File

@ -17,6 +17,7 @@
#include "IPrimaryScreenReceiver.h"
#include "XScreen.h"
#include "CLog.h"
#include "CArch.h"
#include "CArchMiscWindows.h"
#include <cstring>
@ -311,7 +312,7 @@ CMSWindowsPrimaryScreen::onPreDispatch(const CEvent* event)
if (!isActive()) {
// motion on primary screen
m_receiver->onMouseMovePrimary(x, y);
m_receiver->onMouseMovePrimary(m_x, m_y);
}
else {
// motion on secondary screen. warp mouse back to
@ -641,6 +642,22 @@ CMSWindowsPrimaryScreen::warpCursorNoFlush(SInt32 x, SInt32 y)
// between the previous message and the following message.
SetCursorPos(x, y);
// yield the CPU. there's a race condition when warping:
// a hardware mouse event occurs
// the mouse hook is not called because that process doesn't have the CPU
// we send PRE_WARP, SetCursorPos(), send POST_WARP
// we process all of those events and update m_x, m_y
// we finish our time slice
// the hook is called
// the hook sends us a mouse event from the pre-warp position
// we get the CPU
// we compute a bogus warp
// we need the hook to process all mouse events that occur
// before we warp before we do the warp but i'm not sure how
// to guarantee that. yielding the CPU here may reduce the
// chance of undesired behavior.
ARCH->sleep(0.0);
// send an event that we can recognize after the mouse warp
PostThreadMessage(m_threadID, SYNERGY_MSG_POST_WARP, 0, 0);
}

6
lib/platform/CSynergyHook.cpp
View File

@ -229,8 +229,8 @@ mouseHook(int code, WPARAM wParam, LPARAM lParam)
// desktop coordinates.
bool inside = false;
const MOUSEHOOKSTRUCT* info = (const MOUSEHOOKSTRUCT*)lParam;
SInt32 x = (SInt32)info->pt.x + g_xScreen;
SInt32 y = (SInt32)info->pt.y + g_yScreen;
SInt32 x = (SInt32)info->pt.x;
SInt32 y = (SInt32)info->pt.y;
if (!inside && (g_zoneSides & kLeftMask) != 0) {
inside = (x < g_xScreen + g_zoneSize);
}
@ -246,6 +246,8 @@ mouseHook(int code, WPARAM wParam, LPARAM lParam)
// if inside then eat event and notify our window
if (inside) {
x += g_xScreen;
y += g_yScreen;
restoreCursor();
PostThreadMessage(g_threadID, SYNERGY_MSG_MOUSE_MOVE, x, y);
return 1;