نمایش کلید فشرده شده - نسخه قابل چاپ

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///For using "imm32.dll"'s functions.



const int GCL_REVERSECONVERSION = 0x0002;



[DllImport("Imm32.dll")]

public static extern IntPtr ImmGetContext(IntPtr hWnd);



[DllImport("User32.dll")]

public static extern IntPtr GetKeyboardLayout(int idThread);



[DllImport("Imm32.dll")]

public static extern int ImmGetConversionList(

    IntPtr hKL,

    IntPtr hIMC,

    string lpSrc,

    IntPtr lpDst,

    int dwBufLen,

    int uFlag          

    );



[DllImport("Imm32.dll")]

public static extern bool ImmReleaseContext(IntPtr hWnd,IntPtr hIMC);



[StructLayout(LayoutKind.Sequential)]

public class CANDIDATELIST 

{

    public int  dwSize;       

    public int  dwStyle;      

    public int  dwCount;      

    public int  dwSelection;  

    public int  dwPageStart;  

    public int  dwPageSize;   

    public int  dwOffset;  

}



public string[] GetReverseConversion(string AText)

{

    string[] strList = null;

    if (AText.Length > 0)

    {

    IntPtr hIMC = ImmGetContext(this.Handle);

    IntPtr hKL = GetKeyboardLayout(0);

    int dwSize = ImmGetConversionList(hKL,hIMC,AText,IntPtr.Zero,0,GCL_REVERSECONVERSION);

    if (dwSize > 0) 

    {

        IntPtr BufList = Marshal.AllocHGlobal(dwSize);

        try

        {

        ImmGetConversionList(hKL,hIMC,AText,BufList,dwSize,GCL_REVERSECONVERSION);

        CANDIDATELIST list = new CANDIDATELIST();

        Marshal.PtrToStructure(BufList,list);

        byte[] buf = new byte[dwSize];

        Marshal.Copy(BufList,buf,0,dwSize);

        Marshal.FreeHGlobal(BufList);

        int os = list.dwOffset;

        string str = System.Text.Encoding.Default.GetString(buf,os,buf.Length-os-3);

        char[] par = "\0".ToCharArray();

        strList = str.Split(par);

        }

        finally

        {

        ImmReleaseContext(this.Handle,hIMC);

        }

    }

    }

    return strList;

}



///The example of use of the above code



private void button1_Click(object sender, System.EventArgs e)

{

    listBox1.Items.Clear();

    listBox1.Items.AddRange(GetReverseConversion(textBox1.Text));

}