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inputdevices: add touchscreen checker

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tower:https://tower.im/projects/21ff955a5d71481b8f5a5087b5013396/todos/994a45846f104a23b6e4e723328b40a6/
Change-Id: Ia68f62a2e7081e0405f769295386e7e58bf15dc2
This commit is contained in:
jouyouyun 2015-03-23 12:50:26 +08:00 committed by Deepin Code Review
parent de791faefb
commit 37b0aafef0
3 changed files with 52 additions and 3 deletions
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1
inputdevices/wrapper/devices.h
View File

@ -26,6 +26,7 @@ typedef struct _DeviceInfo {
char *name;
int deviceid;
int enabled;
int is_touchscreen;
} DeviceInfo;
DeviceInfo *get_device_info_list(int *n_devices);

44
inputdevices/wrapper/utils.c
View File

@ -29,6 +29,49 @@
#include "utils.h"
#include "devices.h"
#define AXIS_MODE_REL 1 //relative
#define AXIS_MODE_ABS 2 //absolte --> touchscreen
#define TOUCH_MODE_DEPENDENT 1 //touchpad
#define TOUCH_MODE_DIRECT 2 // touchscreen
static int is_touchscreen_device(const XIDeviceInfo* info);
static int
is_touchscreen_device(const XIDeviceInfo* info)
{
if (info->num_classes <= 0) {
return 0;
}
int i = 0;
for (; i < info->num_classes; i++) {
XIAnyClassInfo* any = info->classes[i];
switch (any->type) {
case XIValuatorClass: {
XIValuatorClassInfo *v = (XIValuatorClassInfo*)any;
if (v->mode == XIModeAbsolute) {
//dev is touchscreen
return 1;
} else {
return 0;
}
}
case XITouchClass: {
XITouchClassInfo* t = (XITouchClassInfo*)any;
if (t->mode == XIDirectTouch) {
//dev is touchscreen
return 1;
} else {
return 0;
}
}
}
}
return 0;
}
DeviceInfo*
get_device_info_list(int *n_devices)
{
@ -79,6 +122,7 @@ get_device_info_list(int *n_devices)
/*tmp[j].name = infos[i].name;*/
tmp[j].deviceid = infos[i].deviceid;
tmp[j].enabled = (int)infos[i].enabled;
tmp[j].is_touchscreen = is_touchscreen_device(&infos[i]);
if (j != 0) {
free(list);

10
inputdevices/wrapper/wrap.go
View File

@ -55,7 +55,11 @@ func GetDevicesList() ([]XIDeviceInfo, []XIDeviceInfo, []XIDeviceInfo) {
length := unsafe.Sizeof(*devices)
for i := C.int(0); i < n_devices; i++ {
devInfo := (*C.DeviceInfo)(unsafe.Pointer(tmpList + uintptr(i)*length))
if C.is_mouse_device(devInfo.deviceid) == 1 {
switch {
// Touch screen
case (devInfo.is_touchscreen == 1):
continue
case (C.is_mouse_device(devInfo.deviceid) == 1):
info := XIDeviceInfo{
C.GoString(devInfo.name),
int32(devInfo.deviceid),
@ -67,7 +71,7 @@ func GetDevicesList() ([]XIDeviceInfo, []XIDeviceInfo, []XIDeviceInfo) {
}
mouseList = append(mouseList, info)
} else if C.is_tpad_device(devInfo.deviceid) == 1 {
case (C.is_tpad_device(devInfo.deviceid) == 1):
info := XIDeviceInfo{
C.GoString(devInfo.name),
int32(devInfo.deviceid),
@ -79,7 +83,7 @@ func GetDevicesList() ([]XIDeviceInfo, []XIDeviceInfo, []XIDeviceInfo) {
}
tpadList = append(tpadList, info)
} else if C.is_wacom_device(devInfo.deviceid) == 1 {
case (C.is_wacom_device(devInfo.deviceid) == 1):
info := XIDeviceInfo{
C.GoString(devInfo.name),
int32(devInfo.deviceid),