dialog.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/".
 *
 */

#ifndef BAGEL_BOFLIB_GUI_DIALOG_H
#define BAGEL_BOFLIB_GUI_DIALOG_H

#include "bagel/boflib/gui/window.h"
#include "bagel/boflib/gfx/bitmap.h"

namespace Bagel {

#define IDOK        1
#define IDCANCEL    2

#define BOFDLG_TRANSPARENT  0x00000001
#define BOFDLG_SAVEBACKGND  0x00000002

#define BOFDLG_DEFAULT (BOFDLG_TRANSPARENT /* | BOFDLG_SAVEBACKGND*/)

class CBofDialog : public CBofWindow {
protected:
    CBofBitmap *_pDlgBackground = nullptr;
    uint32 _lFlags = 0;
    int _nReturnValue = 0;

    bool _bFirstTime = false;
    bool _bTempBitmap = false;
    bool _bEndDialog = false;
    bool _bHavePainted = false;

protected:
    virtual ErrorCode paint(CBofRect *pRect);
    virtual ErrorCode paintBackground();
    virtual ErrorCode saveBackground();
    virtual ErrorCode killBackground();

    void onPaint(CBofRect *pRect) override;
    void onClose() override;
    virtual void onInitDialog();

public:
    CBofDialog();

    CBofDialog(const char *pszFileName, CBofWindow *pParent, uint32 nID = 0, uint32 lFlags = BOFDLG_DEFAULT);

    virtual ~CBofDialog();

    ErrorCode create(const char *pszName, int x, int y, int nWidth, int nHeight, CBofWindow *pParent, uint32 nControlID = 0) override;

    ErrorCode create(const char *pszName, CBofRect *pRect, CBofWindow *pParent, uint32 nControlID = 0) override;

    void setFlags(uint32 lFlags) {
        _lFlags = lFlags;
    }

    uint32 getFlags() const {
        return _lFlags;
    }

    int doModal();

    void endModal() {
        _bEndDialog = true;
    }

    void setReturnValue(int nValue) {
        _nReturnValue = nValue;
    }

    int getReturnValue() const {
        return _nReturnValue;
    }
};

} // namespace Bagel

#endif