0ad/source/tools/atlas/wxJS/gui/misc/validator.cpp

#include "precompiled.h"

/*
 * wxJavaScript - validator.cpp
 *
 * Copyright (c) 2002-2007 Franky Braem and the wxJavaScript project
 *
 * Project Info: http://www.wxjavascript.net or http://wxjs.sourceforge.net
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it 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 this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 * $Id: validator.cpp 598 2007-03-07 20:13:28Z fbraem $
 */
// validator.cpp

#ifndef WX_PRECOMP
    #include <wx/wx.h>
#endif

#include "../../common/main.h"
#include "../../common/jsutil.h"

#include "../control/window.h"

#include "validate.h"
#include "app.h"

using namespace wxjs;
using namespace wxjs::gui;

Validator::Validator(JSContext *cx, JSObject *obj) : wxValidator()
										    , Object(obj, cx)
{
}

bool Validator::TransferToWindow()
{
    JSContext *cx = GetContext();

	jsval fval;
	if ( GetFunctionProperty(cx, GetObject(), "transferToWindow", &fval) == JS_TRUE )
	{
		jsval rval;
		if ( JS_CallFunctionValue(cx, GetObject(), fval, 0, NULL, &rval) == JS_FALSE )
		{
            if ( JS_IsExceptionPending(cx) )
            {
                JS_ReportPendingException(cx);
            }
			return false;
		}
		else
		{
			return ( JSVAL_IS_BOOLEAN(rval) ) ? JSVAL_TO_BOOLEAN(rval) == JS_TRUE : false;
		}
	}

	return true;
}

bool Validator::TransferFromWindow()
{
    JSContext *cx = GetContext();

	jsval fval;
	if ( GetFunctionProperty(cx, GetObject(), "transferFromWindow", &fval) == JS_TRUE )
	{
		jsval rval;
		if ( JS_CallFunctionValue(cx, GetObject(), fval, 0, NULL, &rval) == JS_FALSE )
		{
            if ( JS_IsExceptionPending(cx) )
            {
                JS_ReportPendingException(cx);
            }
			return false;
		}
		else
			return ( JSVAL_IS_BOOLEAN(rval) ) ? JSVAL_TO_BOOLEAN(rval) == JS_TRUE : false;
	}
	return true;
}

bool Validator::Validate(wxWindow *parent)
{
    JSContext *cx = GetContext();
    wxASSERT_MSG(cx != NULL, wxT("No application object available"));

    Object *winParentObj = dynamic_cast<Object*>(parent);

	Object *winObj = dynamic_cast<Object*>(GetWindow());
	if ( winObj == (Object*) NULL )
		return false;

	jsval fval;
	if ( GetFunctionProperty(cx, GetObject(), "validate", &fval) == JS_TRUE )
	{
		jsval argv[] = 
		{ 
			winParentObj == NULL ? JSVAL_VOID 
			                     : OBJECT_TO_JSVAL(winParentObj->GetObject()) 
		};

		jsval rval;
		if ( JS_CallFunctionValue(cx, GetObject(), fval, 1, argv, &rval) == JS_FALSE )
		{
            if ( JS_IsExceptionPending(cx) )
            {
                JS_ReportPendingException(cx);
            }
			return false;
		}
		else
			return JSVAL_IS_BOOLEAN(rval) ? JSVAL_TO_BOOLEAN(rval) == JS_TRUE : false;
	}

	return false;
}

/***
 * <file>misc/validator</file>
 * <module>gui</module>
 * <class name="wxValidator">
 *  Use wxValidator to create your own validators.  
 * </class>
 */

WXJS_INIT_CLASS(Validator, "wxValidator", 0)

/***
 * <properties>
 *  <property name="bellOnError" type="Boolean" />
 *  <property name="transferFromWindow" type="Function">
 *   Assign a function to this property that transfers the content of the window
 *   to a variable. You must return true on success, false on failure. 
 *  </property>
 *  <property name="transferToWindow" type="Function">
 *   Assign a function to this property that transfers the variable to the window.
 *   You must return true on success, false on failure. 
 *  </property>
 *  <property name="validate" type="Function">
 *   Assign a function to this property that checks the content of the associated window. The function
 *   can have one argument: the parent of the associated window. This function should return false
 *   when the content is invalid, true when it is valid.
 *  </property>
 *  <property name="window" type="@wxWindow">
 *   The window associated with this validator.
 *  </property>
 * </properties>
 */
WXJS_BEGIN_PROPERTY_MAP(Validator)
  WXJS_PROPERTY(P_WINDOW, "window")
  WXJS_PROPERTY(P_BELL_ON_ERROR, "bellOnError")
WXJS_END_PROPERTY_MAP()

bool Validator::GetProperty(wxValidator *p, JSContext *cx, JSObject *obj, int id, jsval *vp)
{
    switch (id) 
	{
	case P_BELL_ON_ERROR:
		*vp = ToJS(cx, p->IsSilent());
		break;
	case P_WINDOW:
		{
			Object *win = dynamic_cast<Object *>(p->GetWindow());
			*vp = win == NULL ? JSVAL_VOID 
							  : OBJECT_TO_JSVAL(win->GetObject());
			break;
		}
    }
    return true;
}

bool Validator::SetProperty(wxValidator *p, JSContext *cx, JSObject *obj, int id, jsval *vp)
{
    switch (id) 
	{
	case P_BELL_ON_ERROR:
		{
			bool bell;
			if ( FromJS(cx, *vp, bell) )
				p->SetBellOnError(bell);
			break;
		}
	case P_WINDOW:
        {
            wxWindow *win = Window::GetPrivate(cx, *vp);
            if ( win != NULL )
				p->SetWindow(win);
		}
		break;
	}
    
	return true;
}

/**
 * <ctor>
 *  <function />
 *  <desc>
 *   Constructs a new wxValidator object
 *  </desc>
 * </ctor>
 */
wxValidator *Validator::Construct(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, bool constructing)
{
	return new Validator(cx, obj);
}