PowerToys/WinAlfred/MainWindow.xaml.cs

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5.0 KiB
C#
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using System;
using System.Collections.Generic;
using System.IO.Ports;
using System.Linq;
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using System.Threading;
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using System.Windows;
using System.Windows.Controls;
using System.Windows.Forms;
using System.Windows.Input;
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using System.Windows.Threading;
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using WinAlfred.Commands;
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using WinAlfred.Helper;
using WinAlfred.Plugin;
using WinAlfred.PluginLoader;
using KeyEventArgs = System.Windows.Input.KeyEventArgs;
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using Timer = System.Threading.Timer;
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namespace WinAlfred
{
public partial class MainWindow : Window
{
private KeyboardHook hook = new KeyboardHook();
private List<Result> results = new List<Result>();
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private NotifyIcon notifyIcon = null;
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private Command cmdDispatcher;
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public MainWindow()
{
InitializeComponent();
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hook.KeyPressed += OnHotKey;
hook.RegisterHotKey(XModifierKeys.Alt, Keys.Space);
resultCtrl.resultItemChangedEvent += resultCtrl_resultItemChangedEvent;
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ThreadPool.SetMaxThreads(10, 5);
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}
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private void InitialTray()
{
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notifyIcon = new NotifyIcon { Text = "WinAlfred", Icon = Properties.Resources.app, Visible = true };
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notifyIcon.Click += (o, e) => ShowWinAlfred();
System.Windows.Forms.MenuItem open = new System.Windows.Forms.MenuItem("Open");
open.Click += (o, e) => ShowWinAlfred();
System.Windows.Forms.MenuItem exit = new System.Windows.Forms.MenuItem("Exit");
exit.Click += (o, e) =>
{
notifyIcon.Visible = false;
Close();
};
System.Windows.Forms.MenuItem[] childen = { open, exit };
notifyIcon.ContextMenu = new System.Windows.Forms.ContextMenu(childen);
}
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private void resultCtrl_resultItemChangedEvent()
{
Height = resultCtrl.pnlContainer.ActualHeight + tbQuery.Height + tbQuery.Margin.Top + tbQuery.Margin.Bottom;
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resultCtrl.Margin = resultCtrl.GetCurrentResultCount() > 0 ? new Thickness { Bottom = 10, Left = 10, Right = 10 } : new Thickness { Bottom = 0, Left = 10, Right = 10 };
if (resultCtrl.GetCurrentResultCount() == 1)
{
resultCtrl.SelectFirst();
}
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}
private void OnHotKey(object sender, KeyPressedEventArgs e)
{
if (!IsVisible)
{
ShowWinAlfred();
}
else
{
HideWinAlfred();
}
}
private void TextBoxBase_OnTextChanged(object sender, TextChangedEventArgs e)
{
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resultCtrl.Dirty = true;
//auto clear results after 50ms if there are any results returned by plugins
//why we do this? because if we clear resulsts in the start of the text changed event
//we will see the splash. The more closer that clear and addResult method, the less splash we will see.
new Timer(o =>
{
if (resultCtrl.Dirty)
{
resultCtrl.Dispatcher.Invoke(new Action(() => resultCtrl.Clear()));
}
}, null, TimeSpan.FromMilliseconds(50),TimeSpan.FromMilliseconds(-1));
if (string.IsNullOrEmpty(tbQuery.Text)) return;
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var q = new Query(tbQuery.Text);
cmdDispatcher.DispatchCommand(q);
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}
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private void HideWinAlfred()
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{
Hide();
}
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public void ShowWinAlfred()
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{
tbQuery.SelectAll();
Show();
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Focus();
FocusManager.SetFocusedElement(this, tbQuery);
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}
private void MainWindow_OnLoaded(object sender, RoutedEventArgs e)
{
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Plugins.Init(this);
cmdDispatcher = new Command(this);
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ShowWinAlfred();
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InitialTray();
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}
private void TbQuery_OnPreviewKeyDown(object sender, KeyEventArgs e)
{
switch (e.Key)
{
case Key.Escape:
HideWinAlfred();
e.Handled = true;
break;
case Key.Down:
resultCtrl.SelectNext();
e.Handled = true;
break;
case Key.Up:
resultCtrl.SelectPrev();
e.Handled = true;
break;
case Key.Enter:
resultCtrl.AcceptSelect();
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HideWinAlfred();
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e.Handled = true;
break;
}
}
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public void OnUpdateResultView(List<Result> list)
{
resultCtrl.Dispatcher.Invoke(new Action(() =>
{
List<Result> l = list.Where(o => o.OriginQuery != null && o.OriginQuery.RawQuery == tbQuery.Text).OrderByDescending(o => o.Score).ToList();
resultCtrl.AddResults(l);
}));
}
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}
}