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///////////////////////////////////////////////////////////////////////////////
// Name: wx/private/icondir.h
// Purpose: Declarations of structs used for loading MS icons
// Author: wxWidgets team
// Created: 2017-05-19
// Copyright: (c) 2017 wxWidgets team
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_PRIVATE_ICONDIR_H_
#define _WX_PRIVATE_ICONDIR_H_
#include "wx/defs.h" // wxUint* declarations
// Structs declared here are used for loading group icons from
// .ICO files or MS Windows resources.
// Icon entry and directory structs for .ICO files and
// MS Windows resources are very similar but not identical.
#if wxUSE_ICO_CUR
#if wxUSE_STREAMS
// icon entry in .ICO files
struct ICONDIRENTRY
{
wxUint8 bWidth; // Width of the image
wxUint8 bHeight; // Height of the image (times 2)
wxUint8 bColorCount; // Number of colors in image (0 if >=8bpp)
wxUint8 bReserved; // Reserved
// these two are different in icons and cursors:
// icon or cursor
wxUint16 wPlanes; // Color Planes or XHotSpot
wxUint16 wBitCount; // Bits per pixel or YHotSpot
wxUint32 dwBytesInRes; // how many bytes in this resource?
wxUint32 dwImageOffset; // where in the file is this image
};
// icon directory in .ICO files
struct ICONDIR
{
wxUint16 idReserved; // Reserved
wxUint16 idType; // resource type (1 for icons, 2 for cursors)
wxUint16 idCount; // how many images?
};
#endif // wxUSE_STREAMS
#ifdef __WINDOWS__
#pragma pack(push)
#pragma pack(2)
// icon entry in MS Windows resources
struct GRPICONDIRENTRY
{
wxUint8 bWidth; // Width of the image
wxUint8 bHeight; // Height of the image (times 2)
wxUint8 bColorCount; // Number of colors in image (0 if >=8bpp)
wxUint8 bReserved; // Reserved
// these two are different in icons and cursors:
// icon or cursor
wxUint16 wPlanes; // Color Planes or XHotSpot
wxUint16 wBitCount; // Bits per pixel or YHotSpot
wxUint32 dwBytesInRes; // how many bytes in this resource?
wxUint16 nID; // actual icon resource ID
};
// icon directory in MS Windows resources
struct GRPICONDIR
{
wxUint16 idReserved; // Reserved
wxUint16 idType; // resource type (1 for icons, 2 for cursors)
wxUint16 idCount; // how many images?
GRPICONDIRENTRY idEntries[1]; // The entries for each image
};
#pragma pack(pop)
#endif // __WINDOWS__
#endif // wxUSE_ICO_CUR
#endif // _WX_PRIVATE_ICONDIR_H_
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