diff options
Diffstat (limited to 'doc/Name.3')
| -rw-r--r-- | doc/Name.3 | 8 |
1 files changed, 3 insertions, 5 deletions
@@ -31,7 +31,6 @@ Interpreter to use for error reporting. .AP "const char" *pathName in Character string containing path name of window. .BE - .SH DESCRIPTION .PP Each window managed by Tk has two names, a short name that identifies @@ -49,8 +48,7 @@ as a Tk_Uid, which may be used just like a string pointer but also has the properties of a unique identifier (see the manual entry for \fBTk_GetUid\fR for details). .PP -The \fBTk_PathName\fR macro returns a -hierarchical name for \fItkwin\fR. +The \fBTk_PathName\fR macro returns a hierarchical name for \fItkwin\fR. Path names have a structure similar to file names in Unix but with dots between elements instead of slashes: the main window for an application has the path name @@ -75,7 +73,8 @@ The procedure \fBTk_NameToWindow\fR returns the token for a window given its path name (the \fIpathName\fR argument) and another window belonging to the same main window (\fItkwin\fR). It normally returns a token for the named window, but if no such window exists -\fBTk_NameToWindow\fR leaves an error message in \fIinterp->result\fR +\fBTk_NameToWindow\fR leaves an error message in interpreter +\fIinterp\fR's result and returns NULL. The \fItkwin\fR argument to \fBTk_NameToWindow\fR is needed because path names are only unique within a single application hierarchy. If, for example, a single process has opened @@ -83,6 +82,5 @@ two main windows, each will have a separate naming hierarchy and the same path name might appear in each of the hierarchies. Normally \fItkwin\fR is the main window of the desired hierarchy, but this need not be the case: any window in the desired hierarchy may be used. - .SH KEYWORDS name, path name, token, window |