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C#：Win32 Hooks（二）讓MessageBox自動顯示在父窗體中心

編輯：C#入門知識

前言：
在WinForm裡，無論你是否指定owner，MessageBox總是顯示在屏幕中心，而不是父窗體中心。要想讓其顯示在父窗體中心，你不得不借助強大的Win32 Hooks。
源代碼：
MessageBoxPlus.cs
[csharp]
文件名稱：MessageBoxPlus.cs

開發環境：
    Visual Studio V2010
    .NET Framework 4 Client Profile

版本歷史：
    V1.0    2012年05月07日
            讓MessageBox顯示在父窗體中心
------------------------------------------------------------ */
using System;
using System.Windows.Forms;

namespace Splash.Windows.Forms
{
    public class MessageBoxPlus
    {
        public static DialogResult Show(IWin32Window owner, String text)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text);
        }

        public static DialogResult Show(IWin32Window owner, String text, String caption)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption);
        }

        public static DialogResult Show(IWin32Window owner, String text, String caption, MessageBoxButtons buttons)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption, buttons);
        }

        public static DialogResult Show(IWin32Window owner, String text, String caption, MessageBoxButtons buttons, MessageBoxIcon icon)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption, buttons, icon);
        }

        public static DialogResult Show(IWin32Window owner, String text, String caption, MessageBoxButtons buttons, MessageBoxIcon icon, MessageBoxDefaultButton defButton)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption, buttons, icon, defButton);
        }

        public static DialogResult Show(IWin32Window owner, String text, String caption, MessageBoxButtons buttons, MessageBoxIcon icon, MessageBoxDefaultButton defButton, MessageBoxOptions options)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption, buttons, icon, defButton, options);
        }

        public static DialogResult Show(IWin32Window owner, String text, String caption, MessageBoxButtons buttons, MessageBoxIcon icon, MessageBoxDefaultButton defaultButton, MessageBoxOptions options, String helpFilePath)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption, buttons, icon, defaultButton, options, helpFilePath);
        }

        public static DialogResult Show(IWin32Window owner, String text, String caption, MessageBoxButtons buttons, MessageBoxIcon icon, MessageBoxDefaultButton defaultButton, MessageBoxOptions options, String helpFilePath, String keyword)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption, buttons, icon, defaultButton, options, helpFilePath, keyword);
        }

        public static DialogResult Show(IWin32Window owner, string text, string caption, MessageBoxButtons buttons, MessageBoxIcon icon, MessageBoxDefaultButton defaultButton, MessageBoxOptions options, string helpFilePath, HelpNavigator navigator)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption, buttons, icon, defaultButton, options, helpFilePath, navigator);
        }

        public static DialogResult Show(IWin32Window owner, string text, string caption, MessageBoxButtons buttons, MessageBoxIcon icon, MessageBoxDefaultButton defaultButton, MessageBoxOptions options, string helpFilePath, HelpNavigator navigator, Object param)
        {
            owner.CenterChild();
            return MessageBox.Show(owner, text, caption, buttons, icon, defaultButton, options, helpFilePath, navigator, param);
        }
    }
}