diff options
Diffstat (limited to 'src/xinput.c')
| -rw-r--r-- | src/xinput.c | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/src/xinput.c b/src/xinput.c index 6989ef3..9ca3832 100644 --- a/src/xinput.c +++ b/src/xinput.c @@ -232,6 +232,37 @@ find_device_info(Display *display, } #ifdef HAVE_XI2 +Bool is_pointer(int use) +{ + return use == XIMasterPointer || use == XISlavePointer; +} + +Bool is_keyboard(int use) +{ + return use == XIMasterKeyboard || use == XISlaveKeyboard; +} + +Bool device_matches(XIDeviceInfo *info, char *name) +{ + if (strcmp(info->name, name) == 0) { + return True; + } + + if (strncmp(name, "pointer:", strlen("pointer:")) == 0 && + strcmp(info->name, name + strlen("pointer:")) == 0 && + is_pointer(info->use)) { + return True; + } + + if (strncmp(name, "keyboard:", strlen("keyboard:")) == 0 && + strcmp(info->name, name + strlen("keyboard:")) == 0 && + is_keyboard(info->use)) { + return True; + } + + return False; +} + XIDeviceInfo* xi2_find_device_info(Display *display, char *name) { @@ -255,14 +286,13 @@ xi2_find_device_info(Display *display, char *name) info = XIQueryDevice(display, XIAllDevices, &ndevices); for(i = 0; i < ndevices; i++) { - if ((is_id && info[i].deviceid == id) || - (!is_id && strcmp(info[i].name, name) == 0)) - { + if (is_id ? info[i].deviceid == id : device_matches (&info[i], name)) { if (found) { fprintf(stderr, - "Warning: There are multiple devices named '%s'.\n" + "Warning: There are multiple devices matching '%s'.\n" "To ensure the correct one is selected, please use " - "the device ID instead.\n\n", name); + "the device ID, or prefix the\ndevice name with " + "'pointer:' or 'keyboard:' as appropriate.\n\n", name); XIFreeDeviceInfo(info); return NULL; } else { |