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diff --git a/man/XtAddGrab.man b/man/XtAddGrab.man new file mode 100644 index 0000000..0a836ef --- /dev/null +++ b/man/XtAddGrab.man @@ -0,0 +1,204 @@ +.\" $Xorg: XtAddGrab.man,v 1.4 2001/03/16 17:53:51 pookie Exp $ +.\" +.\" Copyright 1993 X Consortium +.\" +.\" 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 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 X CONSORTIUM 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 X Consortium 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 X Consortium. +.ds tk X Toolkit +.ds xT X Toolkit Intrinsics \- C Language Interface +.ds xI Intrinsics +.ds xW X Toolkit Athena Widgets \- C Language Interface +.ds xL Xlib \- C Language X Interface +.ds xC Inter-Client Communication Conventions Manual +.ds Rn 3 +.ds Vn 2.2 +.hw XtAdd-Grab wid-get +.na +.de Ds +.nf +.\\$1D \\$2 \\$1 +.ft 1 +.ps \\n(PS +.\".if \\n(VS>=40 .vs \\n(VSu +.\".if \\n(VS<=39 .vs \\n(VSp +.. +.de De +.ce 0 +.if \\n(BD .DF +.nr BD 0 +.in \\n(OIu +.if \\n(TM .ls 2 +.sp \\n(DDu +.fi +.. +.de FD +.LP +.KS +.TA .5i 3i +.ta .5i 3i +.nf +.. +.de FN +.fi +.KE +.LP +.. +.de IN \" send an index entry to the stderr +.. +.de C{ +.KS +.nf +.D +.\" +.\" choose appropriate monospace font +.\" the imagen conditional, 480, +.\" may be changed to L if LB is too +.\" heavy for your eyes... +.\" +.ie "\\*(.T"480" .ft L +.el .ie "\\*(.T"300" .ft L +.el .ie "\\*(.T"202" .ft PO +.el .ie "\\*(.T"aps" .ft CW +.el .ft R +.ps \\n(PS +.ie \\n(VS>40 .vs \\n(VSu +.el .vs \\n(VSp +.. +.de C} +.DE +.R +.. +.de Pn +.ie t \\$1\fB\^\\$2\^\fR\\$3 +.el \\$1\fI\^\\$2\^\fP\\$3 +.. +.de ZN +.ie t \fB\^\\$1\^\fR\\$2 +.el \fI\^\\$1\^\fP\\$2 +.. +.de NT +.ne 7 +.ds NO Note +.if \\n(.$>$1 .if !'\\$2'C' .ds NO \\$2 +.if \\n(.$ .if !'\\$1'C' .ds NO \\$1 +.ie n .sp +.el .sp 10p +.TB +.ce +\\*(NO +.ie n .sp +.el .sp 5p +.if '\\$1'C' .ce 99 +.if '\\$2'C' .ce 99 +.in +5n +.ll -5n +.R +.. +. \" Note End -- doug kraft 3/85 +.de NE +.ce 0 +.in -5n +.ll +5n +.ie n .sp +.el .sp 10p +.. +.ny0 +.TH XtAddGrab 3Xt "Release 6.6" "X Version 11" "XT FUNCTIONS" +.SH NAME +XtAddGrab, XtRemoveGrab \- redirect user input to a modal widget +.SH SYNTAX +void XtAddGrab(\fIw\fP, \fIexclusive\fP, \fIspring_loaded\fP) +.br + Widget \fIw\fP; +.br + Boolean \fIexclusive\fP; +.br + Boolean \fIspring_loaded\fP; +.LP +void XtRemoveGrab(\fIw\fP) +.br + Widget \fIw\fP; +.SH ARGUMENTS +.IP \fIexclusive\fP 1i +Specifies whether user events should be dispatched exclusively to this widget +or also to previous widgets in the cascade. +.IP \fIspring_loaded\fP 1i +Specifies whether this widget was popped up because the user pressed +a pointer button. +.ds Wi to add to or remove from the modal cascade +.IP \fIw\fP 1i +Specifies the widget \*(Wi. +.SH DESCRIPTION +The +.ZN XtAddGrab +function appends the widget (and associated parameters) to the modal cascade +and checks that exclusive is +.ZN True +if spring_loaded is +.ZN True . +If these are not +.ZN True , +.ZN XtAddGrab +generates an error. +.LP +The modal cascade is used by +.ZN XtDispatchEvent +when it tries to dispatch a user event. +When at least one modal widget is in the widget cascade, +.ZN XtDispatchEvent +first determines if the event should be delivered. +It starts at the most recent cascade entry and follows the cascade up to and +including the most recent cascade entry added with the exclusive parameter +.ZN True . +.LP +This subset of the modal cascade along with all descendants of these widgets +comprise the active subset. +User events that occur outside the widgets in this subset are ignored +or remapped. +Modal menus with submenus generally add a submenu widget to the cascade +with exclusive +.ZN False . +Modal dialog boxes that need to restrict user input to the most deeply nested +dialog box add a subdialog widget to the cascade with exclusive +.ZN True . +User events that occur within the active subset are delivered to the +appropriate widget, which is usually a child or further descendant of the modal +widget. +.LP +Regardless of where on the screen they occur, +remap events are always delivered to the most recent widget in the active +subset of the cascade that has spring_loaded +.ZN True , +if any such widget exists. +.LP +The +.ZN XtRemoveGrab +function removes widgets from the modal cascade starting +at the most recent widget up to and including the specified widget. +It issues an error if the specified widget is not on the modal cascade. +.SH "SEE ALSO" +.br +\fI\*(xT\fP +.br +\fI\*(xL\fP |