Require inputproto 1.9.99.12

[xorg-xinput] / src / xinput.c

diff --git a/src/xinput.c b/src/xinput.c
index 2a9df6ab053abe933b9dc2543f3e337120aa5f6d..007fe2cd1248336e5d577678ada99966d7be1d33 100644 (file)
--- a/src/xinput.c
+++ b/src/xinput.c
@@ -102,6 +102,10 @@ static entry drivers[] =
       "<window> <device>",
       set_clientpointer
     },
+    { "test-xi2",
+      "<device>",
+      test_xi2,
+    },
 #endif
     { "list-props",
       "<device> [<device> ...]",
@@ -135,25 +139,23 @@ static entry drivers[] =
     }
 };
 
-static Bool
-is_xinput_present(Display      *display)
+int
+xinput_version(Display *display)
 {
     XExtensionVersion  *version;
-    Bool               present;
+    static int vers = -1;
+
+    if (vers != -1)
+        return vers;
 
-#if HAVE_XI2
-    version = XQueryInputVersion(display, XI_2_Major, XI_2_Minor);
-#else
     version = XGetExtensionVersion(display, INAME);
-#endif
 
     if (version && (version != (XExtensionVersion*) NoSuchExtension)) {
-       present = version->present;
+       vers = version->major_version;
        XFree(version);
-       return present;
-    } else {
-       return False;
     }
+
+    return vers;
 }
 
 XDeviceInfo*
@@ -200,6 +202,41 @@ find_device_info(Display   *display,
     return found;
 }
 
+#ifdef HAVE_XI2
+XIDeviceInfo*
+xi2_find_device_info(Display *display, char *name)
+{
+    XIDeviceInfo *info;
+    int ndevices;
+    Bool is_id = True;
+    int i, id = -1;
+
+    for(i = 0; i < strlen(name); i++) {
+       if (!isdigit(name[i])) {
+           is_id = False;
+           break;
+       }
+    }
+
+    if (is_id) {
+       id = atoi(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))
+        {
+            return &info[i];
+        }
+    }
+
+    XIFreeDeviceInfo(info);
+    return NULL;
+}
+#endif
+
 static void
 usage(void)
 {
@@ -236,7 +273,7 @@ main(int argc, char * argv[])
     func = argv[1];
     while((*func) == '-') func++;
 
-    if (!is_xinput_present(display)) {
+    if (!xinput_version(display)) {
        fprintf(stderr, "%s extension not available\n", INAME);
        return EXIT_FAILURE;
     }