When TwinView is changed, init the TVResolution property to some sane
values. The user can always change them afterwards.
---
tools/xsetwacom.c | 40 ++++++++++++++++++++++++++++++++++++++++
1 files changed, 40 insertions(+), 0 deletions(-)
diff --git a/tools/xsetwacom.c b/tools/xsetwacom.c
index d8ba922..4366b31 100644
--- a/tools/xsetwacom.c
+++ b/tools/xsetwacom.c
@@ -1880,6 +1880,7 @@ static void set_twinview(Display *dpy, XDevice *dev,
param_t* param, int argc, c
int format;
unsigned char* data;
unsigned long nitems, bytes_after;
+ unsigned long *tvdata;
if (argc != 1)
goto error;
@@ -1924,6 +1925,45 @@ static void set_twinview(Display *dpy, XDevice *dev,
param_t* param, int argc, c
data[param->prop_offset] = twinview;
XChangeDeviceProperty(dpy, dev, prop, type, format,
PropModeReplace, data, nitems);
+
+ /* set the TVResolution to some sane defaults */
+ prop = XInternAtom(dpy, WACOM_PROP_TWINVIEW_RES, True);
+ XGetDeviceProperty(dpy, dev, prop, 0, 1000, False, AnyPropertyType,
+ &type, &format, &nitems, &bytes_after, &data);
+ if (nitems != 4 || format != 32)
+ {
+ fprintf(stderr, "Property for '%s' has no or wrong value - this
is a bug.\n",
+ WACOM_PROP_TWINVIEW_RES);
+ return;
+ }
+
+ tvdata = (unsigned long*)data;
+ switch(twinview) {
+ case TV_NONE:
+ tvdata[0] = 0;
+ tvdata[1] = 0;
+ tvdata[2] = 0;
+ tvdata[3] = 0;
+ break;
+ case TV_LEFT_RIGHT:
+ case TV_RIGHT_LEFT:
+ tvdata[0] = DisplayWidth(dpy, 0)/2;
+ tvdata[1] = DisplayHeight(dpy, 0);
+ tvdata[2] = tvdata[0];
+ tvdata[3] = tvdata[1];
+ break;
+ case TV_ABOVE_BELOW:
+ case TV_BELOW_ABOVE:
+ tvdata[0] = DisplayWidth(dpy, 0);
+ tvdata[1] = DisplayHeight(dpy, 0)/2;
+ tvdata[2] = tvdata[0];
+ tvdata[3] = tvdata[1];
+ break;
+ }
+
+ XChangeDeviceProperty(dpy, dev, prop, type, format,
+ PropModeReplace, data, nitems);
+
XFlush(dpy);
return;
--
1.7.2.2
------------------------------------------------------------------------------
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