diff options
Diffstat (limited to 'man/XtInsertEventTypeHandler.man')
| -rw-r--r-- | man/XtInsertEventTypeHandler.man | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/man/XtInsertEventTypeHandler.man b/man/XtInsertEventTypeHandler.man index da2ab0b..56178f3 100644 --- a/man/XtInsertEventTypeHandler.man +++ b/man/XtInsertEventTypeHandler.man @@ -102,7 +102,7 @@ Specifies the range of event types for this extension. Specifies a pointer to the event to be dispatched. .SH DESCRIPTION The -.BR XtInsertEventTypeHandler +.B XtInsertEventTypeHandler function registers a procedure with the dispatch mechanism that is to be called when an event that matches the specified \fIevent_type\fP is dispatched to the specified \fIwidget\fP. @@ -114,12 +114,12 @@ indicating the event mask to be used to select for the desired event. This event mask will be included in the value returned by .BR XtBuildEventMask . If the widget is realized -.BR XtInsertEventTypeHandler +.B XtInsertEventTypeHandler calls -.BR XSelectInput +.B XSelectInput if necessary. Specifying NULL for \fIselect_data\fP is equivalent to specifying a pointer to an event mask containing 0. This is similar to the -.BR XtInsertRawEventHandler +.B XtInsertRawEventHandler function. .LP If \fIevent_type\fP specifies an extension event type then the semantics @@ -139,9 +139,9 @@ which registers this event handler after any previously registered handlers for this event type. .LP The -.BR XtRemoveEventTypeHandler +.B XtRemoveEventTypeHandler function unregisters an even handler registered with -.BR XtInsertEventTypeHandler +.B XtInsertEventTypeHandler for the specified event type. The request is ignored if \fIclient_data\fP does not match the value given with the handler was registered. .LP @@ -150,12 +150,12 @@ If \fIevent_type\fP specifies on of the core X protocol events, .BR EventMask , indicating the mask to be used to deselect for the appropriate event. If the widget is realized, -.BR XtRemoveEventTypeHandler +.B XtRemoveEventTypeHandler calls -.BR XSelectInput +.B XSelectInput if necessary. Specifying NULL for \fIselect_data\fP is equivalent to specifying a pointer to an event mask containing 0. This is similar to the -.BR XtRemoveRawEventHandler +.B XtRemoveRawEventHandler function. .LP If \fIevent_type\fP specifies an extension event type then the semantics @@ -163,20 +163,20 @@ of the data pointed to by \fIselect_data\fP are defined by the extension selector registered for the specified event type. .LP The -.BR XtRegisterExtensionSelector +.B XtRegisterExtensionSelector function registers a procedure to arrange for the delivery of extension events to widgets. .LP If \fImin_event_type\fP and \fImax_event_type\fP match the parameters to a previous call to -.BR XtRegisterExtensionSelector +.B XtRegisterExtensionSelector for the same display, the \fIproc\fP and \fIclient_data\fP replace the previously registered values. If the range specified by \fImin_event_type\fP and \fImax_event_type\fP overlaps the range of the parameters to a previous call for the same display in any other way, an error results. .LP The -.BR XtSetEventDispatcher +.B XtSetEventDispatcher function registers the event dispatcher procedure specified by \fIproc\fP for events with the type \fIevent_type\fP. The previously registered dispatcher (or the default dispatcher if there was no previously registered @@ -184,13 +184,13 @@ dispatcher) is returned. If \fIproc\fP is NULL, the default procedure is restored for the specified type. .LP In the future, when -.BR XtDispatchEvent +.B XtDispatchEvent is called with an event of \fIevent_type\fP, the specified \fIproc\fP (or the default dispatcher) will be invoked to determine a widget ot which to dispatch the event. .LP The -.BR XtDispatchEventToWidget +.B XtDispatchEventToWidget function scans the list of registered event handlers for the specified widget and calls each handler that has been registered for the specified event type, subject to the \fIcontinue_to_dispatch\fP value returned by @@ -200,7 +200,7 @@ at the head of the list for .BR NoExpose , .BR GraphicsExpose , and -.BR VisibilityNotify +.B VisibilityNotify events to invoke the widget's expose procedure according to the exposure compression rules and to update the widget's \fIvisible\fP field if \fIvisible_interest\fP is @@ -208,11 +208,11 @@ compression rules and to update the widget's \fIvisible\fP field if These internal event handlers never set \fIcontinue_to_dispatch\fP to .BR False . .LP -.BR XtDispatchEventToWidget +.B XtDispatchEventToWidget returns -.BR True +.B True if any event handler was called and -.BR False +.B False otherwise. .LP .SH "SEE ALSO" |