| 1 | /* |
| 2 | * Copyright 2008 Red Hat, Inc. |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 21 | * DEALINGS IN THE SOFTWARE. |
| 22 | * |
| 23 | * Author: Peter Hutterer |
| 24 | */ |
| 25 | /*********************************************************************** |
| 26 | * |
| 27 | * Request to set and get an input device's focus. |
| 28 | * |
| 29 | */ |
| 30 | |
| 31 | #ifdef HAVE_DIX_CONFIG_H |
| 32 | #include <dix-config.h> |
| 33 | #endif |
| 34 | |
| 35 | #include "inputstr.h" /* DeviceIntPtr */ |
| 36 | #include "windowstr.h" /* window structure */ |
| 37 | #include <X11/extensions/XI2.h> |
| 38 | #include <X11/extensions/XI2proto.h> |
| 39 | |
| 40 | #include "exglobals.h" /* BadDevice */ |
| 41 | #include "xisetdevfocus.h" |
| 42 | |
| 43 | int |
| 44 | SProcXISetFocus(ClientPtr client) |
| 45 | { |
| 46 | REQUEST(xXISetFocusReq); |
| 47 | swaps(&stuff->length); |
| 48 | swaps(&stuff->deviceid); |
| 49 | swapl(&stuff->focus); |
| 50 | swapl(&stuff->time); |
| 51 | |
| 52 | return ProcXISetFocus(client); |
| 53 | } |
| 54 | |
| 55 | int |
| 56 | SProcXIGetFocus(ClientPtr client) |
| 57 | { |
| 58 | REQUEST(xXIGetFocusReq); |
| 59 | swaps(&stuff->length); |
| 60 | swaps(&stuff->deviceid); |
| 61 | |
| 62 | return ProcXIGetFocus(client); |
| 63 | } |
| 64 | |
| 65 | int |
| 66 | ProcXISetFocus(ClientPtr client) |
| 67 | { |
| 68 | DeviceIntPtr dev; |
| 69 | int ret; |
| 70 | |
| 71 | REQUEST(xXISetFocusReq); |
| 72 | REQUEST_AT_LEAST_SIZE(xXISetFocusReq); |
| 73 | |
| 74 | ret = dixLookupDevice(&dev, stuff->deviceid, client, DixSetFocusAccess); |
| 75 | if (ret != Success) |
| 76 | return ret; |
| 77 | if (!dev->focus) |
| 78 | return BadDevice; |
| 79 | |
| 80 | return SetInputFocus(client, dev, stuff->focus, RevertToParent, |
| 81 | stuff->time, TRUE); |
| 82 | } |
| 83 | |
| 84 | int |
| 85 | ProcXIGetFocus(ClientPtr client) |
| 86 | { |
| 87 | xXIGetFocusReply rep; |
| 88 | DeviceIntPtr dev; |
| 89 | int ret; |
| 90 | |
| 91 | REQUEST(xXIGetFocusReq); |
| 92 | REQUEST_AT_LEAST_SIZE(xXIGetFocusReq); |
| 93 | |
| 94 | ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGetFocusAccess); |
| 95 | if (ret != Success) |
| 96 | return ret; |
| 97 | if (!dev->focus) |
| 98 | return BadDevice; |
| 99 | |
| 100 | rep = (xXIGetFocusReply) { |
| 101 | .repType = X_Reply, |
| 102 | .RepType = X_XIGetFocus, |
| 103 | .sequenceNumber = client->sequence, |
| 104 | .length = 0 |
| 105 | }; |
| 106 | |
| 107 | if (dev->focus->win == NoneWin) |
| 108 | rep.focus = None; |
| 109 | else if (dev->focus->win == PointerRootWin) |
| 110 | rep.focus = PointerRoot; |
| 111 | else if (dev->focus->win == FollowKeyboardWin) |
| 112 | rep.focus = FollowKeyboard; |
| 113 | else |
| 114 | rep.focus = dev->focus->win->drawable.id; |
| 115 | |
| 116 | WriteReplyToClient(client, sizeof(xXIGetFocusReply), &rep); |
| 117 | return Success; |
| 118 | } |
| 119 | |
| 120 | void |
| 121 | SRepXIGetFocus(ClientPtr client, int len, xXIGetFocusReply * rep) |
| 122 | { |
| 123 | swaps(&rep->sequenceNumber); |
| 124 | swapl(&rep->length); |
| 125 | swapl(&rep->focus); |
| 126 | WriteToClient(client, len, rep); |
| 127 | } |