111 lines
3.3 KiB
C
111 lines
3.3 KiB
C
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/* $XConsortium: help.c,v 1.10 94/04/17 20:43:53 dave Exp $ */
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/*
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Copyright (c) 1987, 1988 X Consortium
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of the X Consortium shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from the X Consortium.
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*/
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/* $XFree86$ */
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/*
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* xman - X window system manual page display program.
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* Author: Chris D. Peterson, MIT Project Athena
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* Created: January 19, 1988
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*/
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#include "globals.h"
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extern Atom wm_delete_window; /* in main.c */
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/* Function Name: MakeHelpWidget.
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* Description: This function creates the help widget so that it will be
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* ready to be displayed.
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* Arguments: none.
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* Returns: none.
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*/
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Boolean
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MakeHelpWidget(void)
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{
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ManpageGlobals * man_globals; /* The psuedo global structure. */
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if (help_widget != NULL) /* If we already have a help widget.
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then do not create one. */
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return(TRUE);
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man_globals = InitPsuedoGlobals();
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CreateManpageWidget(man_globals, HELPNAME, FALSE);
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help_widget = man_globals->This_Manpage;
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if (OpenHelpfile(man_globals) == FALSE) {
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XtDestroyWidget(help_widget);
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help_widget = NULL;
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return(FALSE);
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}
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ChangeLabel(man_globals->label, "Xman Help");
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XtManageChild( man_globals->manpagewidgets.manpage );
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XtRealizeWidget( help_widget );
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SaveGlobals( man_globals->This_Manpage, man_globals );
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AddCursor( help_widget, resources.cursors.manpage);
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/*
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* Set up ICCCM delete window.
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*/
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XtOverrideTranslations
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(man_globals->This_Manpage,
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XtParseTranslationTable ("<Message>WM_PROTOCOLS: RemoveThisManpage()"));
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(void) XSetWMProtocols (XtDisplay(man_globals->This_Manpage),
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XtWindow(man_globals->This_Manpage),
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&wm_delete_window, 1);
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return(TRUE);
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}
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/* Function Name: OpenHelpfile
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* Description: opens the helpfile.
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* Arguments: man_globals - the psuedo globals structure.
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* Returns: False if no helpfile was found.
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*/
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Boolean
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OpenHelpfile(ManpageGlobals * man_globals)
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{
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FILE * help_file_ptr;
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if( (help_file_ptr = fopen(resources.help_file, "r")) == NULL ) {
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PopupWarning(man_globals,
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"Could not open help file, NO HELP WILL BE AVALIABLE.");
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return(FALSE);
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}
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OpenFile(man_globals, help_file_ptr);
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return(TRUE);
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}
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