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back/win32: record deltaX and deltaY for mouse move/drag events, matching OS X

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/back/trunk@30007 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
ericwa 2010-03-20 05:13:28 +00:00
parent 3fac142d1a
commit e0f9b12412
2 changed files with 11 additions and 3 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2010-03-19 Eric Wasylishen <ewasylishen@gmail.com>
* Source/win32/WIN32Server.m: Report deltaX and deltaY
for mouse move events, like OS X does.
2010-03-19 Eric Wasylishen <ewasylishen@gmail.com>
* Source/win32/WIN32Server.m: Process WM_SYSKEYDOWN

9
Source/win32/WIN32Server.m
View file

@ -1841,6 +1841,7 @@ process_mouse_event(WIN32Server *svr, HWND hwnd, WPARAM wParam, LPARAM lParam,
{
NSEvent *event;
NSPoint eventLocation;
static NSPoint lastLocation = {0.0, 0.0};
unsigned int eventFlags;
NSTimeInterval time;
LONG ltime;
@ -1915,6 +1916,8 @@ process_mouse_event(WIN32Server *svr, HWND hwnd, WPARAM wParam, LPARAM lParam,
else if (eventType == NSMouseMoved)
{
NSEvent *e;
deltaX = eventLocation.x - lastLocation.x;
deltaY = -(eventLocation.y - lastLocation.y);
if (wParam & MK_LBUTTON)
{
@ -2018,14 +2021,14 @@ process_mouse_event(WIN32Server *svr, HWND hwnd, WPARAM wParam, LPARAM lParam,
if (eventType == NSMouseMoved) {
static HWND lastHwnd = 0;
static NSPoint lastLocation = {0.0, 0.0};
if (hwnd == lastHwnd && NSEqualPoints(eventLocation, lastLocation))
return nil; // mouse hasn't actually moved -- don't generate another event
// record window and location of this event, to check next mouseMoved event against
lastHwnd = hwnd;
lastLocation = eventLocation;
lastHwnd = hwnd;
}
lastLocation = eventLocation;
event = [NSEvent mouseEventWithType: eventType
location: eventLocation
modifierFlags: eventFlags