cdesktopenv/cde/programs/dtprintinfo/libUI/MotifUI/Menu.C

159 lines
4.8 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: Menu.C /main/3 1995/11/06 09:42:58 rswiston $ */
/* *
* (c) Copyright 1993, 1994 Hewlett-Packard Company *
* (c) Copyright 1993, 1994 International Business Machines Corp. *
* (c) Copyright 1993, 1994 Sun Microsystems, Inc. *
* (c) Copyright 1993, 1994 Novell, Inc. *
*/
#include "Menu.h"
#include "MainWindow.h"
#include <Xm/RowColumn.h>
#include <Xm/Label.h>
#include <Xm/Separator.h>
#include <Xm/CascadeB.h>
Menu::Menu(MotifUI *parent, char *name, char *mnemonic, MenuType menu_type)
: MotifUI(parent, name, NULL)
{
CreateMenu(parent->InnerWidget(), name, NULL, mnemonic, menu_type);
}
Menu::Menu(MotifUI *parent, boolean /*has_title*/, char *title,
char *name, char *mnemonic, MenuType menu_type)
: MotifUI(parent, name, NULL)
{
CreateMenu(parent->InnerWidget(), name, NULL, mnemonic, menu_type);
CreateTitle(parent->InnerWidget(), NULL, title);
}
Menu::Menu(char *category, MotifUI *parent, char *name, char *mnemonic,
MenuType menu_type)
: MotifUI(parent, name, category)
{
CreateMenu(parent->InnerWidget(), name, category, mnemonic, menu_type);
}
Menu::Menu(char *category, MotifUI *parent, boolean /*has_title*/,
char *title, char *name, char *mnemonic, MenuType menu_type)
: MotifUI(parent, name, category)
{
CreateMenu(parent->InnerWidget(), name, category, mnemonic, menu_type);
CreateTitle(parent->InnerWidget(), category, title);
}
void Menu::SetRadio(boolean flag)
{
XtVaSetValues(_w, XmNradioBehavior, flag, NULL);
}
boolean Menu::SetActivity(boolean flag)
{
XtSetSensitive(_cascadeButton, flag);
return true;
}
void Menu::CreateMenu(Widget parent, char *name, char * /*category*/,
char *mnemonic, MenuType menu_type)
{
XmString xm_string = StringCreate(name);
_title = NULL;
_sep = NULL;
switch (_menu_type = menu_type)
{
case PULLDOWN_MENU:
_w = XmCreatePulldownMenu(parent, "pulldown_menu", NULL, 0);
break;
case OPTION_MENU:
_w = XmCreateOptionMenu(parent, "option_menu", NULL, 0);
break;
case POPUP_MENU:
_w = XmCreatePopupMenu(parent, "popup_menu", NULL, 0);
XtVaSetValues(_w, XmNwhichButton, MotifUI::bMenuButton, NULL);
break;
}
if (_menu_type != POPUP_MENU)
{
_cascadeButton = XtVaCreateManagedWidget("cascadeButton",
xmCascadeButtonWidgetClass,
parent,
XmNlabelString, xm_string,
XmNsubMenuId, _w, NULL);
if (depth == 1)
{
Pixel bg;
XtVaGetValues(_cascadeButton, XmNbackground, &bg, NULL);
if (bg == white)
{
XtVaSetValues(_w, XmNuserData, (XtPointer)this, NULL);
XtAddCallback(_w, XmNmapCallback, &(Menu::MapCB), NULL);
XtAddCallback(_w, XmNunmapCallback, &(Menu::MapCB), NULL);
}
}
}
StringFree(xm_string);
if (mnemonic)
XtVaSetValues(_cascadeButton,
XmNmnemonic, XStringToKeysym(mnemonic), NULL);
InstallHelpCB();
}
void Menu::CreateTitle(Widget /*parent*/, char *title, char * /*category*/)
{
XmString xm_string = StringCreate(title);
if (_title)
XtVaSetValues(_title, XmNlabelString, xm_string, NULL);
else
{
_title = XtVaCreateManagedWidget("title", xmLabelWidgetClass, _w,
XmNlabelString, xm_string, NULL);
_sep = XtVaCreateManagedWidget("separator", xmSeparatorWidgetClass, _w,
XmNseparatorType, XmDOUBLE_LINE, NULL);
}
StringFree(xm_string);
}
boolean Menu::SetName(char *name)
{
CreateTitle(_w, name, (char *) Category());
return true;
}
void Menu::MapCB(Widget w, XtPointer /*client_data*/, XtPointer /*call_data*/)
{
Menu *obj;
XtVaGetValues(w, XmNuserData, &obj, NULL);
Pixel fg;
XtVaGetValues(obj->_cascadeButton, XmNforeground, &fg, NULL);
if (fg == white)
fg = black;
else
fg = white;
XtVaSetValues(obj->_cascadeButton, XmNforeground, fg, NULL);
}