Files
mpv.net/mpv.net/WPF/LearnWindow.xaml.cs
2019-07-27 23:46:53 +02:00

374 lines
13 KiB
C#

using System;
using System.Runtime.InteropServices;
using System.Windows;
using System.Windows.Input;
using System.Windows.Interop;
using WF = System.Windows.Forms;
namespace mpvnet
{
public partial class LearnWindow : Window
{
public CommandItem InputItem { get; set; }
string NewKey = "";
string KeyChar = "";
public LearnWindow() => InitializeComponent();
private IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
{
WF.Message m = new WF.Message();
m.HWnd = hwnd;
m.Msg = msg;
m.WParam = wParam;
m.LParam = lParam;
ProcessKeyEventArgs(ref m);
return m.Result;
}
void OnKeyUp(WF.KeyEventArgs e)
{
if (e.KeyCode == WF.Keys.ControlKey || e.KeyCode == WF.Keys.ShiftKey ||
e.KeyCode == WF.Keys.Menu || e.KeyCode == WF.Keys.None)
return;
string text = "";
uint charValue = MapVirtualKey((uint)e.KeyCode, 2);
if (charValue == 0 || (charValue & 1 << 31) == 1 << 31)
text = e.KeyCode.ToString().Trim();
else
try {
text = Convert.ToChar(charValue).ToString().ToLower().Trim();
} catch {}
for (int i = 0; i < 13; i++)
if ("D" + i.ToString() == text)
text = text.Substring(1);
switch (e.KeyCode)
{
case WF.Keys.NumPad0:
case WF.Keys.NumPad1:
case WF.Keys.NumPad2:
case WF.Keys.NumPad3:
case WF.Keys.NumPad4:
case WF.Keys.NumPad5:
case WF.Keys.NumPad6:
case WF.Keys.NumPad7:
case WF.Keys.NumPad8:
case WF.Keys.NumPad9:
text = "KP" + e.KeyCode.ToString()[6].ToString(); break;
case WF.Keys.Space:
text = "Space"; break;
case WF.Keys.Enter:
text = "Enter"; break;
case WF.Keys.Tab:
text = "TAB"; break;
case WF.Keys.Back:
text = "BS"; break;
case WF.Keys.Delete:
text = "DEL"; break;
case WF.Keys.Insert:
text = "INS"; break;
case WF.Keys.Home:
text = "Home"; break;
case WF.Keys.End:
text = "END"; break;
case WF.Keys.PageUp:
text = "PGUP"; break;
case WF.Keys.PageDown:
text = "PGDWN"; break;
case WF.Keys.Escape:
text = "ESC"; break;
case WF.Keys.PrintScreen:
text = "Print"; break;
case WF.Keys.Play:
text = "Play"; break;
case WF.Keys.Pause:
text = "Pause"; break;
case WF.Keys.MediaPlayPause:
text = "PlayPause"; break;
case WF.Keys.MediaStop:
text = "Stop"; break;
case WF.Keys.MediaNextTrack:
text = "Next"; break;
case WF.Keys.MediaPreviousTrack:
text = "Prev"; break;
case WF.Keys.VolumeUp:
text = "Volume_Up"; break;
case WF.Keys.VolumeDown:
text = "Volume_Down"; break;
case WF.Keys.VolumeMute:
text = "Mute"; break;
case WF.Keys.BrowserHome:
text = "Homepage"; break;
case WF.Keys.LaunchMail:
text = "Mail"; break;
case WF.Keys.BrowserFavorites:
text = "Favorites"; break;
case WF.Keys.BrowserSearch:
text = "Search"; break;
case WF.Keys.Sleep:
text = "Sleep"; break;
case WF.Keys.Cancel:
text = "Cancel"; break;
}
bool wasModified = false;
bool isAlt = GetKeyState(18) < (short)0;
bool isShift = GetKeyState(16) < (short)0;
bool isCtrl = GetKeyState(17) < (short)0;
if (text.Length == 1 && KeyChar != text)
{
text = KeyChar;
wasModified = true;
}
if (text == "#") text = "SHARP";
if (isAlt && !wasModified) text = "ALT+" + text;
if (isShift && !wasModified) text = "SHIFT+" + text;
if (isCtrl && !wasModified) text = "CTRL+" + text;
if (!string.IsNullOrEmpty(text))
SetKey(text);
}
DateTime LastKeyUp;
void SetKey(string key)
{
NewKey = key;
MenuTextBlock.Text = InputItem.Path;
KeyTextBlock.Text = key;
LastKeyUp = DateTime.Now;
}
[DllImport("user32.dll")]
static extern uint MapVirtualKey(uint uCode, uint uMapType);
public static WF.Keys ModifierKeys {
get {
WF.Keys keys = WF.Keys.None;
if (GetKeyState(17) < (short)0)
keys |= WF.Keys.Control;
if (GetKeyState(16) < (short)0)
keys |= WF.Keys.Shift;
if (GetKeyState(18) < (short)0)
keys |= WF.Keys.Alt;
return keys;
}
}
void ProcessKeyEventArgs(ref WF.Message m)
{
int WM_KEYUP = 0x0101, WM_SYSKEYUP = 0x0105, WM_APPCOMMAND = 0x0319;
if (m.Msg == WM_KEYUP || m.Msg == WM_SYSKEYUP)
OnKeyUp(new WF.KeyEventArgs((WF.Keys)(unchecked((int)(long)m.WParam)) | ModifierKeys));
else if (m.Msg == WM_APPCOMMAND)
{
var value = (AppCommand)(m.LParam.ToInt64() >> 16 & ~0xf000);
switch (value)
{
case AppCommand.APPCOMMAND_MEDIA_CHANNEL_DOWN:
SetKey("CHANNEL_DOWN");
break;
case AppCommand.APPCOMMAND_MEDIA_CHANNEL_UP:
SetKey("CHANNEL_UP");
break;
case AppCommand.APPCOMMAND_MEDIA_FAST_FORWARD:
SetKey("FORWARD");
break;
case AppCommand.APPCOMMAND_MEDIA_REWIND:
SetKey("REWIND");
break;
case AppCommand.APPCOMMAND_MEDIA_PAUSE:
SetKey("PAUSE");
break;
case AppCommand.APPCOMMAND_MEDIA_PLAY:
SetKey("PLAY");
break;
case AppCommand.APPCOMMAND_MEDIA_PLAY_PAUSE:
SetKey("PLAYPAUSE");
break;
case AppCommand.APPCOMMAND_MEDIA_NEXTTRACK:
SetKey("NEXT");
break;
case AppCommand.APPCOMMAND_MEDIA_PREVIOUSTRACK:
SetKey("PREV");
break;
case AppCommand.APPCOMMAND_MEDIA_RECORD:
SetKey("RECORD");
break;
case AppCommand.APPCOMMAND_MEDIA_STOP:
SetKey("STOP");
break;
case AppCommand.APPCOMMAND_VOLUME_UP:
SetKey("VOLUME_UP");
break;
case AppCommand.APPCOMMAND_VOLUME_DOWN:
SetKey("VOLUME_DOWN");
break;
case AppCommand.APPCOMMAND_VOLUME_MUTE:
SetKey("MUTE");
break;
case AppCommand.APPCOMMAND_BROWSER_HOME:
SetKey("HOMEPAGE");
break;
case AppCommand.APPCOMMAND_LAUNCH_MAIL:
SetKey("MAIL");
break;
case AppCommand.APPCOMMAND_BROWSER_FAVORITES:
SetKey("FAVORITES");
break;
case AppCommand.APPCOMMAND_BROWSER_SEARCH:
SetKey("SEARCH");
break;
case AppCommand.APPCOMMAND_PRINT:
SetKey("PRINT");
break;
}
}
}
internal enum AppCommand
{
APPCOMMAND_BASS_BOOST = 20,
APPCOMMAND_BASS_DOWN = 19,
APPCOMMAND_BASS_UP = 21,
APPCOMMAND_BROWSER_BACKWARD = 1,
APPCOMMAND_BROWSER_FAVORITES = 6,
APPCOMMAND_BROWSER_FORWARD = 2,
APPCOMMAND_BROWSER_HOME = 7,
APPCOMMAND_BROWSER_REFRESH = 3,
APPCOMMAND_BROWSER_SEARCH = 5,
APPCOMMAND_BROWSER_STOP = 4,
APPCOMMAND_CLOSE = 31,
APPCOMMAND_COPY = 36,
APPCOMMAND_CORRECTION_LIST = 45,
APPCOMMAND_CUT = 37,
APPCOMMAND_DICTATE_OR_COMMAND_CONTROL_TOGGLE = 43,
APPCOMMAND_FIND = 28,
APPCOMMAND_FORWARD_MAIL = 40,
APPCOMMAND_HELP = 27,
APPCOMMAND_LAUNCH_APP1 = 17,
APPCOMMAND_LAUNCH_APP2 = 18,
APPCOMMAND_LAUNCH_MAIL = 15,
APPCOMMAND_LAUNCH_MEDIA_SELECT = 16,
APPCOMMAND_MEDIA_CHANNEL_DOWN = 52,
APPCOMMAND_MEDIA_CHANNEL_UP = 51,
APPCOMMAND_MEDIA_FAST_FORWARD = 49,
APPCOMMAND_MEDIA_NEXTTRACK = 11,
APPCOMMAND_MEDIA_PAUSE = 47,
APPCOMMAND_MEDIA_PLAY = 46,
APPCOMMAND_MEDIA_PLAY_PAUSE = 14,
APPCOMMAND_MEDIA_PREVIOUSTRACK = 12,
APPCOMMAND_MEDIA_RECORD = 48,
APPCOMMAND_MEDIA_REWIND = 50,
APPCOMMAND_MEDIA_STOP = 13,
APPCOMMAND_MIC_ON_OFF_TOGGLE = 44,
APPCOMMAND_MICROPHONE_VOLUME_DOWN = 25,
APPCOMMAND_MICROPHONE_VOLUME_MUTE = 24,
APPCOMMAND_MICROPHONE_VOLUME_UP = 26,
APPCOMMAND_NEW = 29,
APPCOMMAND_OPEN = 30,
APPCOMMAND_PASTE = 38,
APPCOMMAND_PRINT = 33,
APPCOMMAND_REDO = 35,
APPCOMMAND_REPLY_TO_MAIL = 39,
APPCOMMAND_SAVE = 32,
APPCOMMAND_SEND_MAIL = 41,
APPCOMMAND_SPELL_CHECK = 42,
APPCOMMAND_TREBLE_DOWN = 22,
APPCOMMAND_TREBLE_UP = 23,
APPCOMMAND_UNDO = 34,
APPCOMMAND_VOLUME_DOWN = 9,
APPCOMMAND_VOLUME_MUTE = 8,
APPCOMMAND_VOLUME_UP = 10
}
[DllImport("user32.dll", CharSet = CharSet.Auto)]
public static extern short GetKeyState(int keyCode);
[DllImport("user32.dll")]
static extern short VkKeyScan(char c);
[DllImport("user32.dll", SetLastError = true)]
static extern int ToAscii(uint uVirtKey,
uint uScanCode,
byte[] lpKeyState,
out uint lpChar,
uint flags);
private void Window_Loaded(object sender, RoutedEventArgs e)
{
HwndSource source = HwndSource.FromHwnd(new WindowInteropHelper(this).Handle);
source.AddHook(new HwndSourceHook(WndProc));
SetKey(InputItem.Input);
}
private void ConfirmButton_Click(object sender, RoutedEventArgs e)
{
InputItem.Input = NewKey;
Close();
}
private void ClearButton_Click(object sender, RoutedEventArgs e)
{
InputItem.Input = "_";
Close();
}
private void Window_MouseWheel(object sender, MouseWheelEventArgs e)
{
if (e.Delta > 0)
SetKey("WHEEL_UP");
else
SetKey("WHEEL_DOWN");
}
private void Window_MouseUp(object sender, MouseButtonEventArgs e)
{
switch (e.ChangedButton)
{
case MouseButton.Left:
if (BlockMBTN_LEFT)
BlockMBTN_LEFT = false;
else
SetKey("MBTN_LEFT");
break;
case MouseButton.Middle:
SetKey("MBTN_MID");
break;
case MouseButton.XButton1:
SetKey("MBTN_BACK");
break;
case MouseButton.XButton2:
SetKey("MBTN_FORWARD");
break;
}
}
bool BlockMBTN_LEFT;
private void Window_MouseDoubleClick(object sender, MouseButtonEventArgs e)
{
if (e.ChangedButton == MouseButton.Left)
{
SetKey("MBTN_LEFT_DBL");
BlockMBTN_LEFT = true;
}
}
private void Window_TextInput(object sender, TextCompositionEventArgs e)
{
KeyChar = e.Text;
}
}
}