Add XExtendedGrabDevice and XExtendedUngrabDevice.

3 files changed, 160 insertions, 0 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 1f9f0ec..739d810 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -17,7 +17,9 @@ libXi_la_SOURCES = \
 		  XDefDevCur.c \
                   XDenyDev.c \
 		  XDevBell.c \
+		  XExtGrabDev.c \
 		  XExtToWire.c \
+                  XExtUngrDev.c \
                   XFakeDevData.c \
 		  XGetBMap.c \
 		  XGetCPtr.c \
diff --git a/src/XExtGrabDev.c b/src/XExtGrabDev.c
new file mode 100644
index 0000000..50d35e6
--- /dev/null
+++ b/src/XExtGrabDev.c
@@ -0,0 +1,94 @@
+/************************************************************
+
+Copyright 2007 Peter Hutterer <peter@cs.unisa.edu.au>
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the author shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from the author.
+
+*/
+
+/***********************************************************************
+ *
+ * XExtendedGrabDevice - grab an input device.
+ *
+ */
+
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include <X11/Xlibint.h>
+#include <X11/extensions/XInput.h>
+#include <X11/extensions/extutil.h>
+#include "XIint.h"
+
+int
+XExtendedGrabDevice(Display*      dpy,
+                    XDevice*      dev,
+                    Window        grab_window,
+                    int           device_mode,
+                    Bool          ownerEvents,
+                    Window        confineTo,
+                    Cursor        cursor,
+                    int           event_count,
+                    XEventClass*  event_list,
+                    int           generic_event_count,
+                    XGenericEventMask* generic_events)        
+{
+    xExtendedGrabDeviceReply rep;
+    xExtendedGrabDeviceReq *req;
+
+    XExtDisplayInfo *info = XInput_find_display(dpy);
+
+    LockDisplay(dpy);
+    if (_XiCheckExtInit(dpy, XInput_Initial_Release, info) == -1)
+	return (NoSuchExtension);
+
+    GetReq(ExtendedGrabDevice, req);
+    req->reqType = info->codes->major_opcode;
+    req->ReqType = X_ExtendedGrabDevice;
+    req->deviceid = dev->device_id;
+    req->grab_window = grab_window;
+    req->ungrab = False;
+    req->device_mode = device_mode;
+    req->owner_events = ownerEvents;
+    req->confine_to = confineTo;
+    req->cursor = cursor;
+    req->event_count = event_count;
+    req->generic_event_count = generic_event_count;
+    req->time = CurrentTime;
+
+    if (event_count)
+    {
+        req->length += event_count;
+        event_count <<= 2;
+        Data32(dpy, (long *)event_list, event_count);
+    }
+
+    if (generic_event_count)
+    {
+        req->length += (generic_event_count * sizeof(XGenericEventMask)) >> 2;
+        Data(dpy, (char *)generic_events, generic_event_count * sizeof(XGenericEventMask));
+    }
+
+    if (_XReply(dpy, (xReply *) & rep, 0, xTrue) == 0)
+	rep.status = GrabSuccess;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return (rep.status);
+}
diff --git a/src/XExtUngrDev.c b/src/XExtUngrDev.c
new file mode 100644
index 0000000..00b30df
--- /dev/null
+++ b/src/XExtUngrDev.c
@@ -0,0 +1,64 @@
+/************************************************************
+
+Copyright 2007 Peter Hutterer <peter@cs.unisa.edu.au>
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the author shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from the author.
+
+*/
+
+/***********************************************************************
+ *
+ * XExtendedGrabDevice - grab an input device.
+ *
+ */
+
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include <X11/Xlibint.h>
+#include <X11/extensions/XInput.h>
+#include <X11/extensions/extutil.h>
+#include "XIint.h"
+
+int 
+XExtendedUngrabDevice(Display* dpy,
+                      XDevice* dev)
+{
+    xExtendedGrabDeviceReply rep;
+    xExtendedGrabDeviceReq *req;
+    XExtDisplayInfo *info = XInput_find_display(dpy);
+
+    LockDisplay(dpy);
+    if (_XiCheckExtInit(dpy, XInput_Initial_Release, info) == -1)
+	return (NoSuchExtension);
+
+    GetReq(ExtendedGrabDevice, req);
+    req->reqType = info->codes->major_opcode;
+    req->ReqType = X_ExtendedGrabDevice;
+    req->deviceid = dev->device_id;
+    req->ungrab = True;
+    
+    if (_XReply(dpy, (xReply *) & rep, 0, xTrue) == 0)
+	rep.status = GrabSuccess;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return (rep.status);
+}
+