/*

 * Copyright (c) 1996, 2006, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

#ifndef AWT_MENUITEM_H

#define AWT_MENUITEM_H

#include "awt_Object.h"

#include "awt_Component.h"

#include <java_awt_MenuItem.h>

#include <sun_awt_windows_WMenuItemPeer.h>

#include <java_awt_Menu.h>

#include <sun_awt_windows_WMenuPeer.h>

#include <java_awt_MenuComponent.h>

#include <java_awt_FontMetrics.h>

class AwtMenu;

/************************************************************************

 * MenuItem class

 */

class AwtMenuItem : public AwtObject {

public:

    // id's for methods executed on toolkit thread

    enum {

        MENUITEM_ENABLE,

        MENUITEM_SETSTATE,

        MENUITEM_LAST

    };

    /* java.awt.MenuComponent fields */

    static jfieldID fontID;

    static jfieldID appContextID;

    /* java.awt.MenuItem fields */

    static jfieldID labelID;

    static jfieldID enabledID;

    /* java.awt.CheckboxMenuItem fields */

    static jfieldID stateID;

    /* sun.awt.windows.WMenuItemPeer fields */

    static jfieldID isCheckboxID;

    static jfieldID shortcutLabelID;

    static jmethodID getDefaultFontMID;

    AwtMenuItem();

    virtual ~AwtMenuItem();

    virtual void Dispose();

    virtual LPCTSTR GetClassName();

    static AwtMenuItem* Create(jobject self, jobject menu);

    INLINE AwtMenu* GetMenuContainer() { return m_menuContainer; }

    INLINE void SetMenuContainer(AwtMenu* menu) { m_menuContainer = menu; }

    INLINE UINT GetID() { return m_Id; }

    INLINE void SetID(UINT id) { m_Id = id; }

    INLINE void SetNewID() {

        DASSERT(!m_freeId);

        m_Id = AwtToolkit::GetInstance().CreateCmdID(this);

        m_freeId = TRUE;

    }

    // Convert Language ID to CodePage

    static UINT LangToCodePage(LANGID idLang);

    /* Execute the command associated with this item. */

    virtual void DoCommand();

    void LinkObjects(JNIEnv *env, jobject peer);

    /* for multifont menuitem */

    INLINE jstring GetJavaString(JNIEnv *env) {

        if (env->EnsureLocalCapacity(2) < 0) {

            return NULL;

        }

        jobject target = GetTarget(env);

        jstring res = (jstring)env->GetObjectField(target,

                                                   AwtMenuItem::labelID);

        env->DeleteLocalRef(target);

        return res;

    }

// Added by waleed for BIDI Support

    // returns the right to left status

    INLINE static BOOL GetRTLReadingOrder() {

        return sm_rtlReadingOrder;

    }

    // returns the right to left status

    INLINE static BOOL GetRTL() {

        return sm_rtl;

    }

    INLINE static LANGID GetSubLanguage() {

        return SUBLANGID(m_idLang);

    }

    // returns the current code page that should be used in

    // all MultiByteToWideChar and WideCharToMultiByte calls.

    // This code page should also be use in IsDBCSLeadByteEx.

    INLINE static UINT GetCodePage() {

        return m_CodePage;

    }

    INLINE static LANGID GetInputLanguage() {

        return m_idLang;

    }

// end waleed

    virtual void DrawItem(DRAWITEMSTRUCT& drawInfo);

    void DrawSelf(DRAWITEMSTRUCT& drawInfo);

    static void AdjustCheckWidth(int& checkWidth);

    virtual void MeasureItem(HDC hDC, MEASUREITEMSTRUCT& measureInfo);

    void MeasureSelf(HDC hDC, MEASUREITEMSTRUCT& measureInfo);

    jobject GetFont(JNIEnv *env);

    jobject GetFontMetrics(JNIEnv *env, jobject font);

    jobject GetDefaultFont(JNIEnv *env);

    virtual BOOL IsTopMenu();

    void DrawCheck(HDC hDC, RECT rect);

    void SetLabel(LPCTSTR sb);

    virtual void Enable(BOOL isEnabled);

    virtual void UpdateContainerLayout();

    virtual void RedrawMenuBar();

    void SetState(BOOL isChecked);

    /*

     * Windows message handler functions

     */

    MsgRouting WmNotify(UINT notifyCode);

    virtual LRESULT WinThreadExecProc(ExecuteArgs * args);

    virtual BOOL IsDisabledAndPopup() {

        return FALSE;

    }

    virtual BOOL IsSeparator();

    // invoked on Toolkit thread

    static void _SetLabel(void *param);

    static void _UpdateLayout(void *param);

protected:

    AwtMenu* m_menuContainer;  /* The menu object containing this item */

    UINT m_Id;                 /* The id of this item */

    static BOOL CheckMenuCreation(JNIEnv *env, jobject self, HMENU hMenu);

    virtual void RemoveCmdID();

private:

    INLINE BOOL IsCheckbox() { return m_isCheckbox; }

    INLINE void SetCheckbox() { m_isCheckbox = TRUE; }

    BOOL m_isCheckbox;

    BOOL m_freeId;

    // Added for bi-di support By Waleed

    static UINT m_CodePage;

    // Current input language (=low word of keyboardlayout handle)

    // m_idLang is shared by all instance of AwtComponent because

    // keyboardlayout is shared.

    static LANGID m_idLang;

    static BOOL m_isWin95;

    static BOOL sm_rtl;

    static BOOL sm_rtlReadingOrder;

public:

    static HBITMAP bmpCheck;

    static jobject systemFont;

};

#endif /* AWT_MENUITEM_H */