Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtmail/MotifApp/WorkingDialogManager.C

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+/* $XConsortium: WorkingDialogManager.C /main/4 1996/04/21 19:40:36 drk $ */
+/*
+ *+SNOTICE
+ *
+ *      $XConsortium: WorkingDialogManager.C /main/4 1996/04/21 19:40:36 drk $
+ *
+ *	RESTRICTED CONFIDENTIAL INFORMATION:
+ *	
+ *	The information in this document is subject to special
+ *	restrictions in a confidential disclosure agreement bertween
+ *	HP, IBM, Sun, USL, SCO and Univel.  Do not distribute this
+ *	document outside HP, IBM, Sun, USL, SCO, or Univel wihtout
+ *	Sun's specific written approval.  This documment and all copies
+ *	and derivative works thereof must be returned or destroyed at
+ *	Sun's request.
+ *
+ *	Copyright 1993 Sun Microsystems, Inc.  All rights reserved.
+ *
+ *+ENOTICE
+ */
+
+///////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////
+//         This example code is from the book:
+//
+//           Object-Oriented Programming with C++ and OSF/Motif
+//         by
+//           Douglas Young
+//           Prentice Hall, 1992
+//           ISBN 0-13-630252-1	
+//
+//         Copyright 1991 by Prentice Hall
+//         All Rights Reserved
+//
+//  Permission to use, copy, modify, and distribute this software for 
+//  any purpose except publication and without fee is hereby granted, provided 
+//  that the above copyright notice appear in all copies of the software.
+///////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////
+
+
+///////////////////////////////////////////////////////////
+// WorkingDialogManager.C: 
+//////////////////////////////////////////////////////////
+#include "WorkingDialogManager.h"
+#include "Application.h"
+#include <Xm/Xm.h>
+#include <Xm/MessageB.h>
+#include <Xm/Scale.h>
+#include "BusyPixmap.h"
+#include <assert.h>
+
+WorkingDialogManager *theWorkingDialogManager =
+        new WorkingDialogManager ( "WorkingDialog" );
+
+WorkingDialogManager::WorkingDialogManager ( char   *name ) : 
+                           DialogManager ( name )
+{
+    _intervalId  = NULL;
+    _busyPixmaps = NULL;
+}
+
+Widget WorkingDialogManager::createDialog ( Widget parent )
+{
+    Widget dialog = XmCreateWorkingDialog ( parent, _name, NULL, 0 );
+    
+    XtVaSetValues ( dialog,
+		   XmNdialogStyle, XmDIALOG_PRIMARY_APPLICATION_MODAL,
+		   NULL );
+    
+    XtAddCallback ( dialog, 
+		   XmNokCallback, 
+		   &WorkingDialogManager::unpostCallback,
+		   (XtPointer) this );
+    
+    XtAddCallback ( dialog, 
+		   XmNcancelCallback, 
+		   &WorkingDialogManager::unpostCallback,
+		   (XtPointer) this );
+    
+//    if ( !_busyPixmaps )
+//	_busyPixmaps = new BusyPixmap ( dialog );    
+    
+    return dialog;
+}
+
+Widget WorkingDialogManager::post (char *title,
+				   char          *text, 
+				   void          *clientData,
+				   DialogCallback ok,
+				   DialogCallback cancel,
+				   DialogCallback help )
+{
+    // The the dialog already exists, and is currently in use,
+    // just return this dialog. The WorkingDialogManager
+    // only supports one dialog.
+    
+    if ( _w && XtIsManaged ( _w ) )
+	return _w;
+    
+    // Pass the message on to the base class
+    
+    DialogManager::post (title, text, clientData, ok, cancel, help );
+    
+    // Call timer to start an animation sequence for this dialog
+    
+    timer();
+    forceUpdate( _w );
+    return _w;
+}
+
+Widget 
+WorkingDialogManager::post (char *title,
+			   char          *text, 
+			   Widget wid,
+			   void          *clientData,
+			   DialogCallback ok,
+			   DialogCallback cancel,
+			   DialogCallback help )
+{
+    // The the dialog already exists, and is currently in use,
+    // just return this dialog. The WorkingDialogManager
+    // only supports one dialog.
+    
+    if ( _w && XtIsManaged ( _w ) )
+	return _w;
+    
+    // Pass the message on to the base class
+    
+    DialogManager::post (title, text, wid, clientData, ok, cancel, help );
+    
+    // Call timer to start an animation sequence for this dialog
+    
+    timer();
+    forceUpdate( _w );
+    return _w;
+}
+
+void WorkingDialogManager::timerCallback ( XtPointer clientData,
+					  XtIntervalId * )
+{
+    WorkingDialogManager *obj = ( WorkingDialogManager * ) clientData;
+    
+    obj->timer();
+}
+
+void WorkingDialogManager::timer ()
+{
+    if ( !_w )
+	return;
+
+    
+    // Reinstall the time-out callback to be called again
+    
+    _intervalId = 
+      XtAppAddTimeOut ( XtWidgetToApplicationContext ( _w ),
+			250, 
+			&WorkingDialogManager::timerCallback,
+			( XtPointer ) this );    
+
+    // Get the next pixmap in the animation sequence and display
+    // it in the dialog's symbol area.
+    
+//    XtVaSetValues ( _w, 
+//		    XmNsymbolPixmap, _busyPixmaps->next(),
+//		    NULL );
+    forceUpdate( _w );
+    
+}
+
+void WorkingDialogManager::unpostCallback ( Widget , 
+					   XtPointer clientData, 
+					   XtPointer )
+{
+    WorkingDialogManager *obj = ( WorkingDialogManager* ) clientData;
+    
+    obj->unpost();
+}
+
+void WorkingDialogManager::unpost ()
+{
+    assert ( _w != NULL );
+    
+    // Remove the dialog from the screen
+    
+    XtUnmanageChild ( _w );
+    
+    // Stop the animation
+    
+    if ( _intervalId )
+	XtRemoveTimeOut ( _intervalId );
+}
+
+void WorkingDialogManager::updateMessage ( char *text )
+{
+    if ( _w )
+    {
+    
+	// Just change the string displayed in the dialog
+    
+	XmString xmstr = XmStringCreateLocalized ( text ); 
+	XtVaSetValues ( _w, XmNmessageString, xmstr, NULL );
+	XmStringFree ( xmstr );
+    }
+    forceUpdate( _w );
+}
+
+
+
+
+