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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,229 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Drawing; | ||
| using System.Linq; | ||
| using System.Runtime.InteropServices; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
| using System.Windows.Forms; | ||
|
|
||
| namespace CaroLAN_v2 | ||
| { | ||
| class MessageBoxEx | ||
| { | ||
| private static IWin32Window _owner; | ||
| private static HookProc _hookProc; | ||
| private static IntPtr _hHook; | ||
|
|
||
| public static DialogResult Show(string text) | ||
| { | ||
| Initialize(); | ||
| return MessageBox.Show(text); | ||
| } | ||
|
|
||
| public static DialogResult Show(string text, string caption) | ||
| { | ||
| Initialize(); | ||
| return MessageBox.Show(text, caption); | ||
| } | ||
|
|
||
| public static DialogResult Show(string text, string caption, MessageBoxButtons buttons) | ||
| { | ||
| Initialize(); | ||
| return MessageBox.Show(text, caption, buttons); | ||
| } | ||
|
|
||
| public static DialogResult Show(string text, string caption, MessageBoxButtons buttons, MessageBoxIcon icon) | ||
| { | ||
| Initialize(); | ||
| return MessageBox.Show(text, caption, buttons, icon); | ||
| } | ||
|
|
||
| public static DialogResult Show(string text, string caption, MessageBoxButtons buttons, MessageBoxIcon icon, MessageBoxDefaultButton defButton) | ||
| { | ||
| Initialize(); | ||
| return MessageBox.Show(text, caption, buttons, icon, defButton); | ||
| } | ||
|
|
||
| public static DialogResult Show(string text, string caption, MessageBoxButtons buttons, MessageBoxIcon icon, MessageBoxDefaultButton defButton, MessageBoxOptions options) | ||
| { | ||
| Initialize(); | ||
| return MessageBox.Show(text, caption, buttons, icon, defButton, options); | ||
| } | ||
|
|
||
| public static DialogResult Show(IWin32Window owner, string text) | ||
| { | ||
| _owner = owner; | ||
| Initialize(); | ||
| return MessageBox.Show(owner, text); | ||
| } | ||
|
|
||
| public static DialogResult Show(IWin32Window owner, string text, string caption) | ||
| { | ||
| _owner = owner; | ||
| Initialize(); | ||
| return MessageBox.Show(owner, text, caption); | ||
| } | ||
|
|
||
| public static DialogResult Show(IWin32Window owner, string text, string caption, MessageBoxButtons buttons) | ||
| { | ||
| _owner = owner; | ||
| Initialize(); | ||
| return MessageBox.Show(owner, text, caption, buttons); | ||
| } | ||
|
|
||
| public static DialogResult Show(IWin32Window owner, string text, string caption, MessageBoxButtons buttons, MessageBoxIcon icon) | ||
| { | ||
| _owner = owner; | ||
| Initialize(); | ||
| 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 = owner; | ||
| Initialize(); | ||
| 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 = owner; | ||
| Initialize(); | ||
| return MessageBox.Show(owner, text, caption, buttons, icon, | ||
| defButton, options); | ||
| } | ||
|
|
||
| public delegate IntPtr HookProc(int nCode, IntPtr wParam, IntPtr lParam); | ||
|
|
||
| public delegate void TimerProc(IntPtr hWnd, uint uMsg, UIntPtr nIDEvent, uint dwTime); | ||
|
|
||
| public const int WH_CALLWNDPROCRET = 12; | ||
|
|
||
| public enum CbtHookAction : int | ||
| { | ||
| HCBT_MOVESIZE = 0, | ||
| HCBT_MINMAX = 1, | ||
| HCBT_QS = 2, | ||
| HCBT_CREATEWND = 3, | ||
| HCBT_DESTROYWND = 4, | ||
| HCBT_ACTIVATE = 5, | ||
| HCBT_CLICKSKIPPED = 6, | ||
| HCBT_KEYSKIPPED = 7, | ||
| HCBT_SYSCOMMAND = 8, | ||
| HCBT_SETFOCUS = 9 | ||
| } | ||
|
|
||
| [DllImport("user32.dll")] | ||
| private static extern bool GetWindowRect(IntPtr hWnd, ref Rectangle lpRect); | ||
|
|
||
| [DllImport("user32.dll")] | ||
| private static extern int MoveWindow(IntPtr hWnd, int X, int Y, int nWidth, int nHeight, bool bRepaint); | ||
|
|
||
| [DllImport("User32.dll")] | ||
| public static extern UIntPtr SetTimer(IntPtr hWnd, UIntPtr nIDEvent, uint uElapse, TimerProc lpTimerFunc); | ||
|
|
||
| [DllImport("User32.dll")] | ||
| public static extern IntPtr SendMessage(IntPtr hWnd, int Msg, IntPtr wParam, IntPtr lParam); | ||
|
|
||
| [DllImport("user32.dll")] | ||
| public static extern IntPtr SetWindowsHookEx(int idHook, HookProc lpfn, IntPtr hInstance, int threadId); | ||
|
|
||
| [DllImport("user32.dll")] | ||
| public static extern int UnhookWindowsHookEx(IntPtr idHook); | ||
|
|
||
| [DllImport("user32.dll")] | ||
| public static extern IntPtr CallNextHookEx(IntPtr idHook, int nCode, IntPtr wParam, IntPtr lParam); | ||
|
|
||
| [DllImport("user32.dll")] | ||
| public static extern int GetWindowTextLength(IntPtr hWnd); | ||
|
|
||
| [DllImport("user32.dll")] | ||
| public static extern int GetWindowText(IntPtr hWnd, StringBuilder text, int maxLength); | ||
|
|
||
| [DllImport("user32.dll")] | ||
| public static extern int EndDialog(IntPtr hDlg, IntPtr nResult); | ||
|
|
||
| [StructLayout(LayoutKind.Sequential)] | ||
| public struct CWPRETSTRUCT | ||
| { | ||
| public IntPtr lResult; | ||
| public IntPtr lParam; | ||
| public IntPtr wParam; | ||
| public uint message; | ||
| public IntPtr hwnd; | ||
| }; | ||
|
|
||
| static MessageBoxEx() | ||
| { | ||
| _hookProc = new HookProc(MessageBoxHookProc); | ||
| _hHook = IntPtr.Zero; | ||
| } | ||
|
|
||
| private static void Initialize() | ||
| { | ||
| if (_hHook != IntPtr.Zero) | ||
| { | ||
| throw new NotSupportedException("multiple calls are not supported"); | ||
| } | ||
|
|
||
| if (_owner != null) | ||
| { | ||
| _hHook = SetWindowsHookEx(WH_CALLWNDPROCRET, _hookProc, IntPtr.Zero, AppDomain.GetCurrentThreadId()); | ||
| } | ||
| } | ||
|
|
||
| private static IntPtr MessageBoxHookProc(int nCode, IntPtr wParam, IntPtr lParam) | ||
| { | ||
| if (nCode < 0) | ||
| { | ||
| return CallNextHookEx(_hHook, nCode, wParam, lParam); | ||
| } | ||
|
|
||
| CWPRETSTRUCT msg = (CWPRETSTRUCT)Marshal.PtrToStructure(lParam, typeof(CWPRETSTRUCT)); | ||
| IntPtr hook = _hHook; | ||
|
|
||
| if (msg.message == (int)CbtHookAction.HCBT_ACTIVATE) | ||
| { | ||
| try | ||
| { | ||
| CenterWindow(msg.hwnd); | ||
| } | ||
| finally | ||
| { | ||
| UnhookWindowsHookEx(_hHook); | ||
| _hHook = IntPtr.Zero; | ||
| } | ||
| } | ||
|
|
||
| return CallNextHookEx(hook, nCode, wParam, lParam); | ||
| } | ||
|
|
||
| private static void CenterWindow(IntPtr hChildWnd) | ||
| { | ||
| Rectangle recChild = new Rectangle(0, 0, 0, 0); | ||
| bool success = GetWindowRect(hChildWnd, ref recChild); | ||
|
|
||
| int width = recChild.Width - recChild.X; | ||
| int height = recChild.Height - recChild.Y; | ||
|
|
||
| Rectangle recParent = new Rectangle(0, 0, 0, 0); | ||
| success = GetWindowRect(_owner.Handle, ref recParent); | ||
|
|
||
| Point ptCenter = new Point(0, 0); | ||
| ptCenter.X = recParent.X + ((recParent.Width - recParent.X) / 2); | ||
| ptCenter.Y = recParent.Y + ((recParent.Height - recParent.Y) / 2); | ||
|
|
||
|
|
||
| Point ptStart = new Point(0, 0); | ||
| ptStart.X = (ptCenter.X - (width / 2)); | ||
| ptStart.Y = (ptCenter.Y - (height / 2)); | ||
|
|
||
| ptStart.X = (ptStart.X < 0) ? 0 : ptStart.X; | ||
| ptStart.Y = (ptStart.Y < 0) ? 0 : ptStart.Y; | ||
|
|
||
| int result = MoveWindow(hChildWnd, ptStart.X, ptStart.Y, width, | ||
| height, false); | ||
| } | ||
| } | ||
| } |
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