■ 비트맵에서 커서를 구하는 방법을 보여준다.
▶ 예제 코드 (C#)
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using System; using System.Drawing; using System.Runtime.InteropServices; using System.Windows.Forms; #region 아이콘 정보 - IconInfo /// <summary> /// 아이콘 정보 /// </summary> public struct IconInfo { /// <summary> /// 아이콘 여부 /// </summary> /// <remarks>아이콘 : true, 커서 : false</remarks> public bool IsIcon; /// <summary> /// 핫스팟 X /// </summary> public int HotSpotX; /// <summary> /// 핫스팟 Y /// </summary> public int HotSpotY; /// <summary> /// 마스크 비트맵 핸들 /// </summary> public IntPtr MaskBitmapHandle; /// <summary> /// 색상 비트맵 핸들 /// </summary> public IntPtr ColorBitmapHandle; } #endregion #region 아이콘 정보 구하기 - GetIconInfo(iconHandle, iconInfo) /// <summary> /// 아이콘 정보 구하기 /// </summary> /// <param name="iconHandle">아이콘 핸들</param> /// <param name="iconInfo">아이콘 정보</param> /// <returns>처리 결과</returns> [DllImport("user32")] [return: MarshalAs(UnmanagedType.Bool)] public static extern bool GetIconInfo(IntPtr iconHandle, ref IconInfo iconInfo); #endregion #region 아이콘 간접 생성하기 - CreateIconIndirect(iconInfo) /// <summary> /// 아이콘 간접 생성하기 /// </summary> /// <param name="iconInfo">아이콘 정보</param> /// <returns>처리 결과</returns> [DllImport("user32")] public static extern IntPtr CreateIconIndirect(ref IconInfo iconInfo); #endregion #region 객체 삭제하기 - DeleteObject(handle) /// <summary> /// 객체 삭제하기 /// </summary> /// <param name="handle">핸들</param> /// <returns>처리 결과</returns> [DllImport("gdi32")] public static extern bool DeleteObject(IntPtr handle); #endregion #region 아이콘 제거하기 - DestroyIcon(iconHandle) /// <summary> /// 아이콘 제거하기 /// </summary> /// <param name="iconHandle">아이콘 핸들</param> /// <returns>처리 결과</returns> [DllImport("user32", CharSet = CharSet.Auto)] extern static bool DestroyIcon(IntPtr iconHandle); #endregion #region 커서 구하기 - GetCursor(sourceBitmap, hotSpotX, hotSpotY) /// <summary> /// 커서 구하기 /// </summary> /// <param name="sourceBitmap">소스 비트맵</param> /// <param name="hotSpotX">핫스팟 X</param> /// <param name="hotSpotY">핫스팟 Y</param> /// <returns>커서</returns> public static Cursor GetCursor(Bitmap sourceBitmap, int hotSpotX, int hotSpotY) { IntPtr cursorHandle; IntPtr iconHandle = sourceBitmap.GetHicon(); IconInfo iconInfo = new IconInfo(); GetIconInfo(iconHandle, ref iconInfo); iconInfo.HotSpotX = hotSpotX; iconInfo.HotSpotY = hotSpotY; iconInfo.IsIcon = false; cursorHandle = CreateIconIndirect(ref iconInfo); if(iconInfo.ColorBitmapHandle != IntPtr.Zero) { DeleteObject(iconInfo.ColorBitmapHandle); } if(iconInfo.MaskBitmapHandle != IntPtr.Zero) { DeleteObject(iconInfo.MaskBitmapHandle); } if(iconHandle != IntPtr.Zero) { DestroyIcon(iconHandle); } return new Cursor(cursorHandle); } #endregion |