/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) 2010 - DIGITEO - Allan CORNET
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution.  The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
*
*/
/*--------------------------------------------------------------------------*/
#include <jni.h>
#include "iconifyMainWindow.h"
#include "getScilabJNIEnv.h"
#include "getScilabObject.h"
/*--------------------------------------------------------------------------*/
typedef enum { ICONIFY_MAINWINDOW = 3,
               DEICONIFY_MAINWINDOW = 2,
               MAXIMIZE_MAINWINDOW = 1,
               NORMAL_MAINWINDOW = 0
             } windowState_enum;
/*--------------------------------------------------------------------------*/
static void setMainWindowState(windowState_enum windowState);
/*--------------------------------------------------------------------------*/
void deiconifyMainWindow(void)
{
    setMainWindowState(DEICONIFY_MAINWINDOW);
}
/*--------------------------------------------------------------------------*/
void iconifyMainWindow(void)
{
    setMainWindowState(ICONIFY_MAINWINDOW);
}
/*--------------------------------------------------------------------------*/
void maximizeMainWindow(void)
{
    setMainWindowState(MAXIMIZE_MAINWINDOW);
}
/*--------------------------------------------------------------------------*/
void normalMainWindow(void)
{
    setMainWindowState(NORMAL_MAINWINDOW);
}
/*--------------------------------------------------------------------------*/
static void setMainWindowState(windowState_enum windowState)
{
    JNIEnv *env = getScilabJNIEnv();
    jobject  ScilabObj = getScilabObject();

    if (env)
    {
        jclass class_Mine = (*env)->GetObjectClass(env, ScilabObj);
        if (class_Mine)
        {
            jfieldID id_Window =  (*env)->GetFieldID(env, class_Mine, "mainView", "Lorg/scilab/modules/gui/bridge/window/SwingScilabWindow;");
            if (id_Window)
            {
                jobject jMainView = (*env)->GetObjectField(env, ScilabObj, id_Window);
                if (jMainView)
                {
                    jclass cls = (*env)->GetObjectClass(env, jMainView);
                    if (cls)
                    {
                        jmethodID mid = 0;
                        switch (windowState)
                        {
                            case DEICONIFY_MAINWINDOW:
                                mid = (*env)->GetMethodID(env, cls, "windowDeiconified", "()V");
                                break;
                            case ICONIFY_MAINWINDOW :
                                mid = (*env)->GetMethodID(env, cls, "windowIconified", "()V");
                                break;
                            case MAXIMIZE_MAINWINDOW:
                                mid = (*env)->GetMethodID(env, cls, "windowMaximized", "()V");
                                break;
                            case NORMAL_MAINWINDOW:
                            default:
                                mid = (*env)->GetMethodID(env, cls, "windowNormal", "()V");
                                break;
                        }

                        if (mid)
                        {
                            (*env)->CallVoidMethod(env, jMainView, mid);
                        }
                    }
                }
            }
        }
    }
}
/*--------------------------------------------------------------------------*/