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| author | Thomas E. Dickey <dickey@invisible-island.net> | 2019-05-07 19:59:07 -0400 |
|---|---|---|
| committer | Thomas E. Dickey <dickey@invisible-island.net> | 2019-05-07 20:35:34 -0400 |
| commit | adf962f3b2c4539e555bfda600d34b63c9e5e002 (patch) | |
| tree | 851a5b4ba9aa5ebf1cab5bfc09d8abe91a76aba0 /specs | |
| parent | 2286ca56529f27b0f6a809314e8303591c7fe240 (diff) | |
| download | xorg-lib-libXt-adf962f3b2c4539e555bfda600d34b63c9e5e002.tar.gz | |
updated spec to correspond to the current implementation of XtAppMainLoop
Signed-off-by: Thomas E. Dickey <dickey@invisible-island.net>
Diffstat (limited to 'specs')
| -rw-r--r-- | specs/CH07.xml | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/specs/CH07.xml b/specs/CH07.xml index c576ad9..09d4dbc 100644 --- a/specs/CH07.xml +++ b/specs/CH07.xml @@ -2426,21 +2426,17 @@ Specifies the application context that identifies the application. </variablelist> <para> -The -<xref linkend='XtAppMainLoop' xrefstyle='select: title'/> -function first reads the next incoming X event by calling -<xref linkend='XtAppNextEvent' xrefstyle='select: title'/> -and then dispatches the event to the appropriate registered procedure -by calling -<xref linkend='XtDispatchEvent' xrefstyle='select: title'/>. +The <xref linkend='XtAppMainLoop' xrefstyle='select: title'/> +function processes events using +<xref linkend='XtAppProcessEvent' xrefstyle='select: title'/>, +varying the <emphasis remap='I'>mask parameter</emphasis> +and using <xref linkend='XtAppPending' xrefstyle='select: title'/> +to ensure that it has a chance to handle events of all types, +i.e., X events, timer events, input events and signal sources. This constitutes the main loop of X Toolkit applications. There is nothing special about <xref linkend='XtAppMainLoop' xrefstyle='select: title'/>; -it simply calls -<xref linkend='XtAppNextEvent' xrefstyle='select: title'/> -and then -<xref linkend='XtDispatchEvent' xrefstyle='select: title'/> -in a conditional loop. +it simply processes events in a conditional loop. At the bottom of the loop, it checks to see if the specified application context's destroy flag is set. If the flag is set, the loop breaks. |