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author | marha <marha@users.sourceforge.net> | 2010-09-04 16:22:11 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2010-09-04 16:22:11 +0000 |
commit | a0fa440dee24b4b39d30c1b04579691d42efba65 (patch) | |
tree | 871ba76fa2620c406a09c0529312691d40f37495 /libX11/man/xkb/XkbKeyActionsPtr.man | |
parent | 28d9e16b745a3127287215888b0b5f12acb255af (diff) | |
download | vcxsrv-a0fa440dee24b4b39d30c1b04579691d42efba65.tar.gz vcxsrv-a0fa440dee24b4b39d30c1b04579691d42efba65.tar.bz2 vcxsrv-a0fa440dee24b4b39d30c1b04579691d42efba65.zip |
libx11 git update 4/9/2010
Diffstat (limited to 'libX11/man/xkb/XkbKeyActionsPtr.man')
-rw-r--r-- | libX11/man/xkb/XkbKeyActionsPtr.man | 268 |
1 files changed, 134 insertions, 134 deletions
diff --git a/libX11/man/xkb/XkbKeyActionsPtr.man b/libX11/man/xkb/XkbKeyActionsPtr.man index a7c815e87..55fc88656 100644 --- a/libX11/man/xkb/XkbKeyActionsPtr.man +++ b/libX11/man/xkb/XkbKeyActionsPtr.man @@ -1,134 +1,134 @@ -'\" t -.\" Copyright 1999 Sun Microsystems, Inc. All rights reserved. -.\" -.\" Permission is hereby granted, free of charge, to any person obtaining a -.\" copy of this software and associated documentation files (the "Software"), -.\" to deal in the Software without restriction, including without limitation -.\" the rights to use, copy, modify, merge, publish, distribute, sublicense, -.\" and/or sell copies of the Software, and to permit persons to whom the -.\" Software is furnished to do so, subject to the following conditions: -.\" -.\" The above copyright notice and this permission notice (including the next -.\" paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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. -.\" -.TH XkbKeyActionsPtr __libmansuffix__ __xorgversion__ "XKB FUNCTIONS" -.SH NAME -XkbKeyActionsPtr \- Returns a pointer to the two-dimensional array of key -actions associated with -the key corresponding to keycode -.SH SYNOPSIS -.HP -.B XkbKeyActionPtr XkbKeyActionsPtr -.BI "(\^XkbDescPtr " "xkb" "\^," -.BI "KeyCode " "keycode" "\^);" -.if n .ti +5n -.if t .ti +.5i -.SH ARGUMENTS -.TP -.I \- xkb -Xkb description of interest -.TP -.I \- keycode -keycode of interest -.SH DESCRIPTION -.LP -A key action defines the effect key presses and releases have on the internal -state of the server. -For example, the expected key action associated with pressing the Shift key is -to set the Shift -modifier. There is zero or one key action associated with each keysym bound to -each key. - -Just as the entire list of key symbols for the keyboard mapping is held in the -.I syms -field of the client map, the entire list of key actions for the keyboard mapping -is held in the -.I acts -array of the server map. The total size of -.I acts -is specified by -.I size_acts, -and the number of entries is specified by -.I num_acts. - -The -.I key_acts -array, indexed by keycode, describes the actions associated with a key. The -.I key_acts -array has -.I min_key_code -unused entries at the start to allow direct indexing using a keycode. If a -.I key_acts -entry is zero, it means the key does not have any actions associated with it. If -an entry is not -zero, the entry represents an index into the -.I acts -field of the server map, much as the -.I offset -field of a KeySymMapRec structure is an index into the -.I syms -field of the client map. - -The reason the -.I acts -field is a linear list of XkbActions is to reduce the memory consumption -associated with a keymap. -Because Xkb allows individual keys to have multiple shift levels and a different -number of groups per -key, a single two-dimensional array of KeySyms would potentially be very large -and sparse. Instead, -Xkb provides a small two-dimensional array of XkbActions for each key. To store -all of these -individual arrays, Xkb concatenates each array together in the -.I acts -field of the server map. - -The key action structures consist only of fields of type char or unsigned char. -This is done to -optimize data transfer when the server sends bytes over the wire. If the fields -are anything but -bytes, the server has to sift through all of the actions and swap any nonbyte -fields. Because they -consist of nothing but bytes, it can just copy them out. - -.I XkbKeyActionsPtr -returns a pointer to the two-dimensional array of key actions associated with -the key corresponding -to -.I keycode. -Use -.I XkbKeyActionsPtr -only if the key actually has some actions associated with it, that is, -.I XkbKeyNumActions -(xkb, keycode) returns something greater than zero. -.SH STRUCTURES -.LP -The KeySymMapRec structure is defined as follows: -.nf - - #define XkbNumKbdGroups 4 - #define XkbMaxKbdGroup (XkbNumKbdGroups-1) - - typedef struct { /\(** map to keysyms for a single keycode -*/ - unsigned char kt_index[XkbNumKbdGroups]; /\(** key type index for -each group */ - unsigned char group_info; /\(** # of groups and out of range group -handling */ - unsigned char width; /\(** max # of shift levels for key */ - unsigned short offset; /\(** index to keysym table in syms array -*/ -} XkbSymMapRec, *XkbSymMapPtr; - -.fi -.SH "SEE ALSO" -.BR XkbKeyNumActions (__libmansuffix__) +'\" t
+.\" Copyright 1999 Oracle and/or its affiliates. All rights reserved.
+.\"
+.\" Permission is hereby granted, free of charge, to any person obtaining a
+.\" copy of this software and associated documentation files (the "Software"),
+.\" to deal in the Software without restriction, including without limitation
+.\" the rights to use, copy, modify, merge, publish, distribute, sublicense,
+.\" and/or sell copies of the Software, and to permit persons to whom the
+.\" Software is furnished to do so, subject to the following conditions:
+.\"
+.\" The above copyright notice and this permission notice (including the next
+.\" paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+.\"
+.TH XkbKeyActionsPtr __libmansuffix__ __xorgversion__ "XKB FUNCTIONS"
+.SH NAME
+XkbKeyActionsPtr \- Returns a pointer to the two-dimensional array of key
+actions associated with
+the key corresponding to keycode
+.SH SYNOPSIS
+.HP
+.B XkbKeyActionPtr XkbKeyActionsPtr
+.BI "(\^XkbDescPtr " "xkb" "\^,"
+.BI "KeyCode " "keycode" "\^);"
+.if n .ti +5n
+.if t .ti +.5i
+.SH ARGUMENTS
+.TP
+.I \- xkb
+Xkb description of interest
+.TP
+.I \- keycode
+keycode of interest
+.SH DESCRIPTION
+.LP
+A key action defines the effect key presses and releases have on the internal
+state of the server.
+For example, the expected key action associated with pressing the Shift key is
+to set the Shift
+modifier. There is zero or one key action associated with each keysym bound to
+each key.
+
+Just as the entire list of key symbols for the keyboard mapping is held in the
+.I syms
+field of the client map, the entire list of key actions for the keyboard mapping
+is held in the
+.I acts
+array of the server map. The total size of
+.I acts
+is specified by
+.I size_acts,
+and the number of entries is specified by
+.I num_acts.
+
+The
+.I key_acts
+array, indexed by keycode, describes the actions associated with a key. The
+.I key_acts
+array has
+.I min_key_code
+unused entries at the start to allow direct indexing using a keycode. If a
+.I key_acts
+entry is zero, it means the key does not have any actions associated with it. If
+an entry is not
+zero, the entry represents an index into the
+.I acts
+field of the server map, much as the
+.I offset
+field of a KeySymMapRec structure is an index into the
+.I syms
+field of the client map.
+
+The reason the
+.I acts
+field is a linear list of XkbActions is to reduce the memory consumption
+associated with a keymap.
+Because Xkb allows individual keys to have multiple shift levels and a different
+number of groups per
+key, a single two-dimensional array of KeySyms would potentially be very large
+and sparse. Instead,
+Xkb provides a small two-dimensional array of XkbActions for each key. To store
+all of these
+individual arrays, Xkb concatenates each array together in the
+.I acts
+field of the server map.
+
+The key action structures consist only of fields of type char or unsigned char.
+This is done to
+optimize data transfer when the server sends bytes over the wire. If the fields
+are anything but
+bytes, the server has to sift through all of the actions and swap any nonbyte
+fields. Because they
+consist of nothing but bytes, it can just copy them out.
+
+.I XkbKeyActionsPtr
+returns a pointer to the two-dimensional array of key actions associated with
+the key corresponding
+to
+.I keycode.
+Use
+.I XkbKeyActionsPtr
+only if the key actually has some actions associated with it, that is,
+.I XkbKeyNumActions
+(xkb, keycode) returns something greater than zero.
+.SH STRUCTURES
+.LP
+The KeySymMapRec structure is defined as follows:
+.nf
+
+ #define XkbNumKbdGroups 4
+ #define XkbMaxKbdGroup (XkbNumKbdGroups-1)
+
+ typedef struct { /\(** map to keysyms for a single keycode
+*/
+ unsigned char kt_index[XkbNumKbdGroups]; /\(** key type index for
+each group */
+ unsigned char group_info; /\(** # of groups and out of range group
+handling */
+ unsigned char width; /\(** max # of shift levels for key */
+ unsigned short offset; /\(** index to keysym table in syms array
+*/
+} XkbSymMapRec, *XkbSymMapPtr;
+
+.fi
+.SH "SEE ALSO"
+.BR XkbKeyNumActions (__libmansuffix__)
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