259 lines
8.3 KiB
C#
259 lines
8.3 KiB
C#
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using System;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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using System.Windows;
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using System.Windows.Input;
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using System.Windows.Interop;
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using WinForms = System.Windows.Forms;
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namespace mpvnet
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{
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public partial class LearnWindow : Window
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{
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public CommandItem InputItem { get; set; }
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string NewKey = "";
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string KeyChar = "";
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public LearnWindow() => InitializeComponent();
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IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
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{
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WinForms.Message m = new WinForms.Message();
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m.HWnd = hwnd;
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m.Msg = msg;
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m.WParam = wParam;
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m.LParam = lParam;
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ProcessKeyEventArgs(ref m);
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return m.Result;
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}
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void OnKeyUp(WinForms.KeyEventArgs e)
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{
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if (e.KeyCode == WinForms.Keys.ControlKey || e.KeyCode == WinForms.Keys.ShiftKey ||
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e.KeyCode == WinForms.Keys.Menu || e.KeyCode == WinForms.Keys.None)
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return;
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string text = "";
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uint charValue = MapVirtualKey((uint)e.KeyCode, 2);
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if (charValue == 0 || (charValue & 1 << 31) == 1 << 31)
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text = e.KeyCode.ToString().Trim();
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else
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try {
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text = Convert.ToChar(charValue).ToString().ToLower().Trim();
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} catch {}
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for (int i = 0; i < 13; i++)
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if ("D" + i == text)
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text = text.Substring(1);
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switch (e.KeyCode)
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{
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case WinForms.Keys.NumPad0:
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case WinForms.Keys.NumPad1:
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case WinForms.Keys.NumPad2:
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case WinForms.Keys.NumPad3:
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case WinForms.Keys.NumPad4:
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case WinForms.Keys.NumPad5:
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case WinForms.Keys.NumPad6:
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case WinForms.Keys.NumPad7:
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case WinForms.Keys.NumPad8:
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case WinForms.Keys.NumPad9:
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text = "KP" + e.KeyCode.ToString()[6]; break;
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case WinForms.Keys.Space:
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text = "SPACE"; break;
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case WinForms.Keys.Enter:
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text = "ENTER"; break;
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case WinForms.Keys.Tab:
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text = "TAB"; break;
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case WinForms.Keys.Back:
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text = "BS"; break;
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case WinForms.Keys.Delete:
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text = "DEL"; break;
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case WinForms.Keys.Insert:
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text = "INS"; break;
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case WinForms.Keys.Home:
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text = "HOME"; break;
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case WinForms.Keys.End:
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text = "END"; break;
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case WinForms.Keys.PageUp:
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text = "PGUP"; break;
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case WinForms.Keys.PageDown:
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text = "PGDWN"; break;
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case WinForms.Keys.Escape:
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text = "ESC"; break;
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case WinForms.Keys.PrintScreen:
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text = "PRINT"; break;
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case WinForms.Keys.Play:
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text = "PLAY"; break;
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case WinForms.Keys.Pause:
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text = "PAUSE"; break;
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case WinForms.Keys.MediaPlayPause:
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text = "PLAYPAUSE"; break;
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case WinForms.Keys.MediaStop:
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text = "STOP"; break;
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case WinForms.Keys.MediaNextTrack:
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text = "NEXT"; break;
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case WinForms.Keys.MediaPreviousTrack:
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text = "PREV"; break;
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case WinForms.Keys.BrowserHome:
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text = "HOMEPAGE"; break;
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case WinForms.Keys.LaunchMail:
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text = "MAIL"; break;
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case WinForms.Keys.BrowserFavorites:
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text = "FAVORITES"; break;
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case WinForms.Keys.BrowserSearch:
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text = "SEARCH"; break;
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case WinForms.Keys.Sleep:
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text = "SLEEP"; break;
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case WinForms.Keys.Cancel:
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text = "CANCEL"; break;
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case WinForms.Keys.VolumeUp:
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case WinForms.Keys.VolumeDown:
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case WinForms.Keys.VolumeMute:
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text = ""; break;
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}
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bool wasModified = false;
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bool isAlt = GetKeyState(18) < (short)0;
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bool isShift = GetKeyState(16) < (short)0;
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bool isCtrl = GetKeyState(17) < (short)0;
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if (text.Length == 1 && KeyChar != text)
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{
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text = KeyChar;
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wasModified = true;
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}
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if (text == "#")
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text = "SHARP";
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if (isAlt && !wasModified)
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text = "ALT+" + text;
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if (isShift && !wasModified)
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text = "SHIFT+" + text;
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if (isCtrl && !wasModified)
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text = "CTRL+" + text;
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if (!string.IsNullOrEmpty(text))
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SetKey(text);
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}
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void SetKey(string key)
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{
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NewKey = key;
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MenuTextBlock.Text = InputItem.Path;
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KeyTextBlock.Text = key;
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}
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[DllImport("user32.dll")]
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static extern uint MapVirtualKey(uint uCode, uint uMapType);
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public static WinForms.Keys ModifierKeys {
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get {
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WinForms.Keys keys = WinForms.Keys.None;
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if (GetKeyState(17) < (short)0)
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keys |= WinForms.Keys.Control;
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if (GetKeyState(16) < (short)0)
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keys |= WinForms.Keys.Shift;
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if (GetKeyState(18) < (short)0)
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keys |= WinForms.Keys.Alt;
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return keys;
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}
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}
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void ProcessKeyEventArgs(ref WinForms.Message m)
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{
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int WM_KEYUP = 0x0101, WM_SYSKEYUP = 0x0105, WM_APPCOMMAND = 0x0319;
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if (m.Msg == WM_KEYUP || m.Msg == WM_SYSKEYUP)
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OnKeyUp(new WinForms.KeyEventArgs((WinForms.Keys)(unchecked((int)(long)m.WParam)) | ModifierKeys));
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else if (m.Msg == WM_APPCOMMAND)
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{
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string value = mpvHelp.WM_APPCOMMAND_to_mpv_key((int)(m.LParam.ToInt64() >> 16 & ~0xf000));
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if (value != null)
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SetKey(value);
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}
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}
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[DllImport("user32.dll", CharSet = CharSet.Auto)]
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public static extern short GetKeyState(int keyCode);
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void Window_Loaded(object sender, RoutedEventArgs e)
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{
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HwndSource source = HwndSource.FromHwnd(new WindowInteropHelper(this).Handle);
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source.AddHook(new HwndSourceHook(WndProc));
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SetKey(InputItem.Input);
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}
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void ConfirmButton_Click(object sender, RoutedEventArgs e)
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{
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InputItem.Input = NewKey;
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Close();
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}
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void ClearButton_Click(object sender, RoutedEventArgs e)
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{
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InputItem.Input = "_";
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Close();
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}
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void Window_MouseWheel(object sender, MouseWheelEventArgs e)
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{
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if (e.Delta > 0)
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SetKey("WHEEL_UP");
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else
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SetKey("WHEEL_DOWN");
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}
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void Window_MouseUp(object sender, MouseButtonEventArgs e)
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{
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switch (e.ChangedButton)
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{
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case MouseButton.Left:
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if (BlockMBTN_LEFT)
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BlockMBTN_LEFT = false;
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else
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SetKey("MBTN_LEFT");
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break;
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case MouseButton.Middle:
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SetKey("MBTN_MID");
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break;
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case MouseButton.XButton1:
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SetKey("MBTN_BACK");
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break;
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case MouseButton.XButton2:
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SetKey("MBTN_FORWARD");
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break;
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}
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}
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bool BlockMBTN_LEFT;
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void Window_MouseDoubleClick(object sender, MouseButtonEventArgs e)
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{
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if (e.ChangedButton == MouseButton.Left)
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{
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SetKey("MBTN_LEFT_DBL");
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BlockMBTN_LEFT = true;
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}
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}
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void Window_TextInput(object sender, TextCompositionEventArgs e)
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{
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KeyChar = e.Text;
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}
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}
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}
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