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Make sure buttons 1-3 are mouse buttons and wheel events are 4-5 Document

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code Replace ErrorF with appropriate winMsg use a symbolic name for the
    wheel event offset
This commit is contained in:
Alexander Gottwald 2004-10-02 12:44:25 +00:00
parent 5162b87e9f
commit 902b64bbf5
2 changed files with 31 additions and 5 deletions
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8
hw/xwin/ChangeLog
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@ -1,3 +1,11 @@
2004-10-02 Alexander Gottwald <ago at freedesktop dot org>
* winmouse.c (winMouseProc):
Make sure buttons 1-3 are mouse buttons and wheel events are 4-5
Document code
Replace ErrorF with appropriate winMsg
use a symbolic name for the wheel event offset
2004-10-01 Alexander Gottwald <ago at freedesktop dot org>
* wincreatewnd.c (winCreateBoundingWindowWindowed):

28
hw/xwin/winmouse.c
View file

@ -65,21 +65,39 @@ int
winMouseProc (DeviceIntPtr pDeviceInt, int iState)
{
int lngMouseButtons, i;
int lngWheelEvents = 2;
CARD8 *map;
DevicePtr pDevice = (DevicePtr) pDeviceInt;
switch (iState)
{
case DEVICE_INIT:
/* Get number of mouse buttons */
lngMouseButtons = GetSystemMetrics(SM_CMOUSEBUTTONS);
ErrorF ("%d mouse buttons found\n", lngMouseButtons);
map = malloc(sizeof(CARD8) * (lngMouseButtons + 1 + 2));
for (i=1; i <= lngMouseButtons + 2; i++)
/* Mapping of windows events to X events:
* LEFT:1 MIDDLE:2 RIGHT:3
* SCROLL_UP:4 SCROLL_DOWN:5
* XBUTTON 1:6 XBUTTON 2:7 ...
*
* To map scroll wheel correctly we need at least the 3 normal buttons
*/
if (lngMouseButtons < 3)
lngMouseButtons = 3;
winMsg(X_PROBED, "%d mouse buttons found\n", lngMouseButtons);
/* allocate memory:
* number of buttons + 2x mouse wheel event + 1 extra (offset for map)
*/
map = malloc(sizeof(CARD8) * (lngMouseButtons + lngWheelEvents + 1));
/* initalize button map */
map[0] = 0;
for (i=1; i <= lngMouseButtons + lngWheelEvents; i++)
map[i] = i;
InitPointerDeviceStruct (pDevice,
map,
lngMouseButtons + 2, /* Buttons 4 and 5 are mouse wheel events */
lngMouseButtons + lngWheelEvents,
miPointerGetMotionEvents,
winMouseCtrl,
miPointerGetMotionBufferSize ());