diff options
| -rw-r--r-- | Xi/exevents.c | 34 | ||||
| -rw-r--r-- | Xi/xipassivegrab.c | 17 | ||||
| -rw-r--r-- | include/exevents.h | 8 |
3 files changed, 55 insertions, 4 deletions
diff --git a/Xi/exevents.c b/Xi/exevents.c index f1598f750..084969097 100644 --- a/Xi/exevents.c +++ b/Xi/exevents.c @@ -2253,12 +2253,14 @@ CheckGrabValues(ClientPtr client, GrabParameters* param) } if ((param->this_device_mode != GrabModeSync) && - (param->this_device_mode != GrabModeAsync)) { + (param->this_device_mode != GrabModeAsync) && + (param->this_device_mode != XIGrabModeTouch)) { client->errorValue = param->this_device_mode; return BadValue; } if ((param->other_devices_mode != GrabModeSync) && - (param->other_devices_mode != GrabModeAsync)) { + (param->other_devices_mode != GrabModeAsync) && + (param->other_devices_mode != XIGrabModeTouch)) { client->errorValue = param->other_devices_mode; return BadValue; } @@ -2423,6 +2425,34 @@ GrabWindow(ClientPtr client, DeviceIntPtr dev, int type, return AddPassiveGrabToList(client, grab); } +/* Touch grab */ +int +GrabTouch(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr mod_dev, + GrabParameters *param, GrabMask *mask) +{ + WindowPtr pWin; + GrabPtr grab; + int rc; + + rc = CheckGrabValues(client, param); + if (rc != Success) + return rc; + + rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess); + if (rc != Success) + return rc; + rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixGrabAccess); + if (rc != Success) + return rc; + + grab = CreateGrab(client->index, dev, mod_dev, pWin, XI2, + mask, param, XI_TouchBegin, 0, NullWindow, NullCursor); + if (!grab) + return BadAlloc; + + return AddPassiveGrabToList(client, grab); +} + int SelectForWindow(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client, Mask mask, Mask exclusivemasks) diff --git a/Xi/xipassivegrab.c b/Xi/xipassivegrab.c index 713a1654e..5d34abc18 100644 --- a/Xi/xipassivegrab.c +++ b/Xi/xipassivegrab.c @@ -108,19 +108,29 @@ ProcXIPassiveGrabDevice(ClientPtr client) if (stuff->grab_type != XIGrabtypeButton && stuff->grab_type != XIGrabtypeKeycode && stuff->grab_type != XIGrabtypeEnter && - stuff->grab_type != XIGrabtypeFocusIn) + stuff->grab_type != XIGrabtypeFocusIn && + stuff->grab_type != XIGrabtypeTouchBegin) { client->errorValue = stuff->grab_type; return BadValue; } if ((stuff->grab_type == XIGrabtypeEnter || - stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0) + stuff->grab_type == XIGrabtypeFocusIn || + stuff->grab_type == XIGrabtypeTouchBegin) && stuff->detail != 0) { client->errorValue = stuff->detail; return BadValue; } + if (stuff->grab_type == XIGrabtypeTouchBegin && + (stuff->grab_mode != XIGrabModeTouch || + stuff->paired_device_mode != GrabModeAsync)) + { + client->errorValue = stuff->grab_mode; + return BadValue; + } + if (XICheckInvalidMaskBits(client, (unsigned char*)&stuff[1], stuff->mask_len * 4) != Success) return BadValue; @@ -194,6 +204,9 @@ ProcXIPassiveGrabDevice(ClientPtr client) status = GrabWindow(client, dev, stuff->grab_type, ¶m, &mask); break; + case XIGrabtypeTouchBegin: + status = GrabTouch(client, dev, mod_dev, ¶m, &mask); + break; } if (status != GrabSuccess) diff --git a/include/exevents.h b/include/exevents.h index 0186f53bf..bd1697066 100644 --- a/include/exevents.h +++ b/include/exevents.h @@ -222,6 +222,14 @@ GrabWindow( GrabMask* /* eventMask */); extern int +GrabTouch( + ClientPtr /* client */, + DeviceIntPtr /* dev */, + DeviceIntPtr /* mod_dev */, + GrabParameters* /* param */, + GrabMask* /* eventMask */); + +extern int SelectForWindow( DeviceIntPtr /* dev */, WindowPtr /* pWin */, |