407 lines
11 KiB
C
407 lines
11 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $TOG: SelectFileCmd.C /main/9 1998/10/26 17:57:37 mgreess $ */
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/*
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*+SNOTICE
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*
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* RESTRICTED CONFIDENTIAL INFORMATION:
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*
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* The information in this document is subject to special
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* restrictions in a confidential disclosure agreement bertween
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* HP, IBM, Sun, USL, SCO and Univel. Do not distribute this
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* document outside HP, IBM, Sun, USL, SCO, or Univel wihtout
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* Sun's specific written approval. This documment and all copies
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* and derivative works thereof must be returned or destroyed at
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* Sun's request.
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*
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* Copyright 1993, 1994, 1995 Sun Microsystems, Inc. All rights reserved.
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*
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*+ENOTICE
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*/
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///////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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// This example code is from the book:
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//
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// Object-Oriented Programming with C++ and OSF/Motif
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// by
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// Douglas Young
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// Prentice Hall, 1992
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// ISBN 0-13-630252-1
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//
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// Copyright 1991 by Prentice Hall
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// All Rights Reserved
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//
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// Permission to use, copy, modify, and distribute this software for
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// any purpose except publication and without fee is hereby granted, provided
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// that the above copyright notice appear in all copies of the software.
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///////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////
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// SelectFileCmd.C:
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//////////////////////////////////////////////////////////
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#include <unistd.h>
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#include <stdlib.h>
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#include "SelectFileCmd.h"
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#include "Application.h"
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#include <Xm/FileSB.h>
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#include <X11/Intrinsic.h>
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#include "Help.hh"
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#include <Dt/MsgCatP.h>
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extern nl_catd catd;
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extern "C" {
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#include <Dt/HourGlass.h>
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}
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extern "C" {
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extern XtPointer _XmStringUngenerate (
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XmString string,
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XmStringTag tag,
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XmTextType tag_type,
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XmTextType output_type);
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}
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extern void forceUpdate( Widget );
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SelectFileCmd::SelectFileCmd (const char * name,
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const char * label,
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const char * title,
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const char * ok_label,
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int active,
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FileCallback ok_callback,
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void *ok_clientData,
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Widget parent) :
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NoUndoCmd ((char *)name, (char *)label, active )
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{
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_ok_label = (ok_label ? strdup(ok_label) : strdup("OK"));
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_title = (title ? strdup(title) : strdup(name));
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_ok_callback = ok_callback;
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_ok_clientData = ok_clientData;
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_cancel_callback = NULL;
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_cancel_clientData = NULL;
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_fileBrowser = NULL;
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_parentWidget = parent;
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_hidden_button = NULL;
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_directory = NULL;
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}
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SelectFileCmd::SelectFileCmd (const char * name,
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const char * label,
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const char * title,
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const char * ok_label,
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int active,
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FileCallback ok_callback,
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void *ok_clientData,
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FileCallback cancel_callback,
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void *cancel_clientData,
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Widget parent) :
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NoUndoCmd ((char *)name, (char *)label, active )
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{
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_ok_label = (ok_label ? strdup(ok_label) : strdup("OK"));
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_title = (title ? strdup(title) : strdup(name));
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_ok_callback = ok_callback;
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_ok_clientData = ok_clientData;
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_cancel_callback = cancel_callback;
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_cancel_clientData = cancel_clientData;
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_fileBrowser = NULL;
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_parentWidget = parent;
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_hidden_button = NULL;
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_directory = NULL;
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}
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SelectFileCmd::~SelectFileCmd()
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{
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free(_ok_label);
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free(_title);
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}
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void SelectFileCmd::doit()
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{
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// Create a FileSelectionBox widget
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Arg args[1];
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Cardinal n = 0;
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XmString title;
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// If the FSB already exists and is managed, raise it.
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if (_fileBrowser) {
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XtManageChild ( _fileBrowser );
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XtPopup (XtParent(_fileBrowser), XtGrabNone );
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XRaiseWindow(XtDisplay(_fileBrowser), XtWindow(XtParent(_fileBrowser)));
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forceUpdate(_fileBrowser);
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return;
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}
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// If there is no FSB, create it and manage it.
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// If there is one, just manage it.
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// Creating one is different from the book. cast required.
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// Also, its the "new CDE" FSB!
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if (!_fileBrowser) {
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_DtTurnOnHourGlass(_parentWidget);
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_fileBrowser =
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XmCreateFileSelectionDialog (_parentWidget,
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(char *) name(),
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args, n );
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// Set the title right...
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title = XmStringCreateLocalized(_title);
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XmString ok_str = XmStringCreateLocalized(_ok_label);
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XtVaSetValues(_fileBrowser,
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XmNdialogTitle, title,
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XmNokLabelString, ok_str,
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NULL);
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XmStringFree(title);
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XmStringFree(ok_str);
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XmString hidden_str = XmStringCreateLocalized(
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CATGETS(catd, 1, 11, "Show hidden folders and files"));
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_hidden_button = XtVaCreateManagedWidget(
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"hidden", xmToggleButtonWidgetClass,
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_fileBrowser,
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XmNlabelString, hidden_str,
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XmNalignment, XmALIGNMENT_BEGINNING,
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XmNnavigationType, XmSTICKY_TAB_GROUP,
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XmNsensitive, TRUE,
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NULL);
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XmStringFree(hidden_str);
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printHelpId("_fileBrowser", _fileBrowser);
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/* add help callback */
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// XtAddCallback(_fileBrowser, XmNhelpCallback, HelpCB, helpId);
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// Set up the callback to be called when the user chooses a file
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XtAddCallback ( _fileBrowser,
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XmNokCallback,
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&SelectFileCmd::fileSelectedCB,
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(XtPointer) this );
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XtAddCallback ( _fileBrowser,
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XmNcancelCallback,
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&SelectFileCmd::fileCanceledCB,
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(XtPointer) this );
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XtAddCallback(_hidden_button,
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XmNvalueChangedCallback,
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&SelectFileCmd::hiddenCB,
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this);
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XtSetSensitive(
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XmFileSelectionBoxGetChild(_fileBrowser, XmDIALOG_HELP_BUTTON),
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False);
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_DtTurnOffHourGlass(_parentWidget);
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}
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// Display the dialog
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XtManageChild ( _fileBrowser );
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// Raise it, because it might be buried.
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//
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XRaiseWindow(XtDisplay(_fileBrowser), XtWindow(XtParent(_fileBrowser)));
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}
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void SelectFileCmd::fileSelectedCB(
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Widget w,
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XtPointer clientData,
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XtPointer callData)
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{
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SelectFileCmd * obj = (SelectFileCmd *) clientData;
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XmFileSelectionBoxCallbackStruct *cb =
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(XmFileSelectionBoxCallbackStruct *) callData;
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char *name = NULL;
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// XtUnmanageChild ( w ); // Bring the file selection dialog down.
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if (cb->value)
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{
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// Extract the first character string matching the default
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// character set from the compound string
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name = (char *) _XmStringUngenerate(
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cb->value, NULL,
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XmMULTIBYTE_TEXT, XmMULTIBYTE_TEXT);
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// if the name is a null string ( no file is selected)
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// we should pop up an error dialog to let user know
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// that he/she did not specify file name. But because
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// the message cat file is frozen, we can not add any
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// new msg. Just free the name and return.
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// see aix defect 176761.
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if(NULL == name) return;
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if (strlen(name)<1)
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{
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free(name);
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return;
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}
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// If a string was successfully extracted, call
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// fileSelected to handle the file.
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XtUnmanageChild ( w ); // Bring the file selection dialog down.
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obj->fileSelected ( name );
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}
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}
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void SelectFileCmd::fileCanceledCB ( Widget w,
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XtPointer clientData,
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XtPointer )
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{
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SelectFileCmd * obj = (SelectFileCmd *) clientData;
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XtUnmanageChild(w); // Bring the file selection dialog down.
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obj->fileCanceled();
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}
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void SelectFileCmd::fileSelected ( char *filename )
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{
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if ( _ok_callback )
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_ok_callback ( _ok_clientData, filename );
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}
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void SelectFileCmd::fileCanceled ()
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{
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if ( _cancel_callback )
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_cancel_callback ( _cancel_clientData, NULL );
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}
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void
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SelectFileCmd::hiddenCB(Widget,
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XtPointer client_data,
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XtPointer cb_data)
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{
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SelectFileCmd * self = (SelectFileCmd *)client_data;
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XmToggleButtonCallbackStruct *cbs = (XmToggleButtonCallbackStruct*) cb_data;
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self->doHidden(cbs->set);
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}
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void
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SelectFileCmd::doHidden(int on)
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{
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XtEnum style;
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style = (on) ? XmFILTER_NONE : XmFILTER_HIDDEN_FILES;
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XtVaSetValues(_fileBrowser, XmNfileFilterStyle, style, NULL);
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XmFileSelectionDoSearch(_fileBrowser, NULL);
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}
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char *
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SelectFileCmd::getDirectory()
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{
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XmString directory;
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char *path;
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if (NULL == _fileBrowser)
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return NULL;
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// Get the default selection.
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XtVaGetValues(_fileBrowser, XmNdirectory, &directory, NULL);
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path = (char *)
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_XmStringUngenerate(directory, NULL, XmMULTIBYTE_TEXT, XmMULTIBYTE_TEXT);
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XmStringFree(directory);
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return path;
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}
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char *
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SelectFileCmd::getSelected()
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{
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Widget text;
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char *path = NULL;
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if (NULL == _fileBrowser)
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return NULL;
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// Set the default selection.
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text = XtNameToWidget(_fileBrowser, "Text");
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if (NULL != text)
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XtVaGetValues(text, XmNvalue, &path, NULL);
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return path;
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}
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int
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SelectFileCmd::getHidden()
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{
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int val;
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XtArgVal current_state;
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if (NULL == _fileBrowser || NULL == _hidden_button)
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return 0;
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XtVaGetValues(_hidden_button, XmNset, ¤t_state, NULL);
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val = (current_state == XmSET) ? 1 : 0;
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return val;
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}
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void
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SelectFileCmd::setDirectory(char *path)
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{
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XmString directory;
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if (NULL == _fileBrowser)
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return;
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// Set the default directory where the file selection box points.
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directory = XmStringCreateLocalized(path);
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XtVaSetValues(_fileBrowser, XmNdirectory, directory, NULL);
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XmStringFree(directory);
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}
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void
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SelectFileCmd::setSelected(char *path)
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{
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Widget text;
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if (NULL == _fileBrowser)
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return;
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// Set the default selection.
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text = XtNameToWidget(_fileBrowser, "Text");
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if (NULL != text)
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XtVaSetValues(text, XmNvalue, path, NULL);
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}
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void
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SelectFileCmd::setHidden(int on)
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{
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XtArgVal current_state;
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XtArgVal desired_state;
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if (NULL == _fileBrowser || NULL == _hidden_button)
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return;
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desired_state = (on) ? XmSET : XmUNSET;
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XtVaGetValues(_hidden_button, XmNset, ¤t_state, NULL);
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if (current_state == desired_state)
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return;
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XtVaSetValues(_hidden_button, XmNset, desired_state, NULL);
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doHidden(on);
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}
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