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Fl_Help_View now ignores links when the link callback returns NULL, and

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displays a sensible error message when the URI scheme isn't handled.

Fl_File_Icon no longer tries to load icon files that don't exist.


git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@1860 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Michael R Sweet
2001-12-17 14:27:03 +00:00
parent 6d4bda28b5
commit 8408e863de
4 changed files with 63 additions and 30 deletions
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documentation/Fl_Help_View.html
+17 -5
View File
@@ -69,11 +69,23 @@ in the buffer.
followed or a file is loaded (via
<CODE>Fl_Help_View::load()</CODE>) that requires a different
file or path. The callback function receives a pointer to the
<CODE>Fl_Help_View</CODE> widget and the full pathname for the
file in question and must return a pathname that can be opened
as a local file. This can also be used to retrieve remote or
virtual documents, returning the temporary file that contains
the actual data.</P>
<CODE>Fl_Help_View</CODE> widget and the URI or full pathname
for the file in question. It must return a pathname that can be
opened as a local file or <TT>NULL</TT>:</P>
<UL><PRE>
const char *fn(Fl_Widget *w, const char *uri);
</PRE></UL>
<P>The link function can be used to retrieve remote or virtual
documents, returning a temporary file that contains the actual
data. If the link function returns <TT>NULL</TT>, the value of
the <TT>Fl_Help_View</TT> widget will remain unchanged.</P>
<P>If the link callback cannot handle the URI scheme, it should
return the <TT>uri</TT> value unchanged or set the <A
HREF="Fl_Help_View.value"><TT>value()</TT></A> of the widget
before returning <TT>NULL</TT>.</P>
<H4><A NAME="Fl_Help_View.load">int load(const char *f)</A></H4>