PowerToys/Wox/MainWindow.xaml.cs
2014-02-07 22:10:00 +08:00

360 lines
12 KiB
C#

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Threading;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Forms;
using System.Windows.Input;
using System.Windows.Media.Animation;
using Wox.Commands;
using Wox.Helper;
using Wox.Infrastructure;
using Wox.Plugin;
using Wox.PluginLoader;
using Application = System.Windows.Application;
using KeyEventArgs = System.Windows.Input.KeyEventArgs;
using MessageBox = System.Windows.MessageBox;
using UserControl = System.Windows.Controls.UserControl;
namespace Wox
{
public partial class MainWindow
{
private KeyboardHook hook = new KeyboardHook();
private NotifyIcon notifyIcon;
Storyboard progressBarStoryboard = new Storyboard();
private bool queryHasReturn = false;
private KeyboardListener keyboardListener = new KeyboardListener();
private bool WinRStroked = false;
private WindowsInput.KeyboardSimulator keyboardSimulator = new WindowsInput.KeyboardSimulator(new WindowsInput.InputSimulator());
public MainWindow()
{
InitializeComponent();
InitialTray();
hook.KeyPressed += OnHotKey;
hook.RegisterHotKey(XModifierKeys.Alt, Keys.Space);
resultCtrl.resultItemChangedEvent += resultCtrl_resultItemChangedEvent;
ThreadPool.SetMaxThreads(30, 10);
InitProgressbarAnimation();
try
{
SetTheme(CommonStorage.Instance.UserSetting.Theme);
}
catch (IOException)
{
SetTheme(CommonStorage.Instance.UserSetting.Theme = "Default");
}
this.Closing += MainWindow_Closing;
}
void MainWindow_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
e.Cancel = true;
}
private void WakeupApp()
{
//After hide wox in the background for a long time. It will become very slow in the next show.
//This is caused by the Virtual Mermory Page Mechanisam. So, our solution is execute some codes in every min
//which may prevent sysetem uninstall memory from RAM to disk.
System.Timers.Timer t = new System.Timers.Timer(1000 * 60 * 5) { AutoReset = true, Enabled = true };
t.Elapsed += (o, e) => Dispatcher.Invoke(new Action(() =>
{
if (Visibility != Visibility.Visible)
{
double oldLeft = Left;
Left = 20000;
ShowWox();
CommandFactory.DispatchCommand(new Query("qq"), false);
HideWox();
Left = oldLeft;
}
}));
}
private void InitProgressbarAnimation()
{
DoubleAnimation da = new DoubleAnimation(progressBar.X2, Width + 100, new Duration(new TimeSpan(0, 0, 0, 0, 1600)));
DoubleAnimation da1 = new DoubleAnimation(progressBar.X1, Width, new Duration(new TimeSpan(0, 0, 0, 0, 1600)));
Storyboard.SetTargetProperty(da, new PropertyPath("(Line.X2)"));
Storyboard.SetTargetProperty(da1, new PropertyPath("(Line.X1)"));
progressBarStoryboard.Children.Add(da);
progressBarStoryboard.Children.Add(da1);
progressBarStoryboard.RepeatBehavior = RepeatBehavior.Forever;
progressBar.Visibility = Visibility.Hidden;
progressBar.BeginStoryboard(progressBarStoryboard);
}
private void InitialTray()
{
notifyIcon = new NotifyIcon { Text = "Wox", Icon = Properties.Resources.app, Visible = true };
notifyIcon.Click += (o, e) => ShowWox();
System.Windows.Forms.MenuItem open = new System.Windows.Forms.MenuItem("Open");
open.Click += (o, e) => ShowWox();
System.Windows.Forms.MenuItem exit = new System.Windows.Forms.MenuItem("Exit");
exit.Click += (o, e) => CloseApp();
System.Windows.Forms.MenuItem[] childen = { open, exit };
notifyIcon.ContextMenu = new System.Windows.Forms.ContextMenu(childen);
}
private void resultCtrl_resultItemChangedEvent()
{
resultCtrl.Margin = resultCtrl.GetCurrentResultCount() > 0 ? new Thickness { Top = grid.Margin.Top } : new Thickness { Top = 0 };
}
private void OnHotKey(object sender, KeyPressedEventArgs e)
{
if (!IsVisible)
{
ShowWox();
}
else
{
HideWox();
}
}
private void TextBoxBase_OnTextChanged(object sender, TextChangedEventArgs e)
{
resultCtrl.Dirty = true;
Dispatcher.DelayInvoke("UpdateSearch",
o =>
{
Dispatcher.DelayInvoke("ClearResults", i =>
{
// first try to use clear method inside resultCtrl, which is more closer to the add new results
// and this will not bring splash issues.After waiting 30ms, if there still no results added, we
// must clear the result. otherwise, it will be confused why the query changed, but the results
// didn't.
if (resultCtrl.Dirty) resultCtrl.Clear();
}, TimeSpan.FromMilliseconds(30), null);
var q = new Query(tbQuery.Text);
CommandFactory.DispatchCommand(q);
queryHasReturn = false;
if (Plugins.HitThirdpartyKeyword(q))
{
Dispatcher.DelayInvoke("ShowProgressbar", originQuery =>
{
if (!queryHasReturn && originQuery == tbQuery.Text)
{
StartProgress();
}
}, TimeSpan.FromSeconds(1), tbQuery.Text);
}
}, TimeSpan.FromMilliseconds(150));
}
private void StartProgress()
{
progressBar.Visibility = Visibility.Visible;
}
private void StopProgress()
{
progressBar.Visibility = Visibility.Hidden;
}
private void HideWox()
{
Hide();
}
private void ShowWox(bool selectAll = true)
{
Show();
Activate();
Focus();
tbQuery.Focus();
if (selectAll) tbQuery.SelectAll();
}
public void ParseArgs(string[] args)
{
if (args != null && args.Length > 0)
{
switch (args[0].ToLower())
{
case "reloadworkflows":
Plugins.Init();
break;
case "query":
if (args.Length > 1)
{
string query = args[1];
tbQuery.Text = query;
tbQuery.SelectAll();
}
break;
case "starthide":
HideApp();
break;
}
}
}
private void MainWindow_OnLoaded(object sender, RoutedEventArgs e)
{
Left = (SystemParameters.PrimaryScreenWidth - ActualWidth) / 2;
Top = (SystemParameters.PrimaryScreenHeight - ActualHeight) / 3;
WakeupApp();
Plugins.Init();
keyboardListener.hookedKeyboardCallback += KListener_hookedKeyboardCallback;
}
private bool KListener_hookedKeyboardCallback(KeyEvent keyevent, int vkcode, SpecialKeyState state)
{
if (CommonStorage.Instance.UserSetting.ReplaceWinR)
{
//todo:need refatoring. move those codes to CMD file or expose events
if (keyevent == KeyEvent.WM_KEYDOWN && vkcode == (int)Keys.R && state.WinPressed)
{
WinRStroked = true;
Dispatcher.BeginInvoke(new Action(OnWinRPressed));
return false;
}
if (keyevent == KeyEvent.WM_KEYUP && WinRStroked && vkcode == (int)Keys.LWin)
{
WinRStroked = false;
keyboardSimulator.ModifiedKeyStroke(WindowsInput.Native.VirtualKeyCode.LWIN, WindowsInput.Native.VirtualKeyCode.CONTROL);
return false;
}
}
return true;
}
private void OnWinRPressed()
{
ShowWox(false);
if (tbQuery.Text != ">")
{
resultCtrl.Clear();
ChangeQuery(">");
}
tbQuery.CaretIndex = tbQuery.Text.Length;
}
private void TbQuery_OnPreviewKeyDown(object sender, KeyEventArgs e)
{
switch (e.Key)
{
case Key.Escape:
HideWox();
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:
AcceptSelect();
e.Handled = true;
break;
}
}
private void AcceptSelect()
{
Result result = resultCtrl.AcceptSelect();
if (result != null)
{
CommonStorage.Instance.UserSelectedRecords.Add(result);
if (!result.DontHideWoxAfterSelect)
{
HideWox();
}
}
}
public void OnUpdateResultView(List<Result> list)
{
queryHasReturn = true;
progressBar.Dispatcher.Invoke(new Action(StopProgress));
if (list.Count > 0)
{
//todo:this should be opened to users, it's their choise to use it or not in thier workflows
list.ForEach(o =>
{
if (o.AutoAjustScore) o.Score += CommonStorage.Instance.UserSelectedRecords.GetSelectedCount(o);
});
resultCtrl.Dispatcher.Invoke(new Action(() =>
{
List<Result> l = list.Where(o => o.OriginQuery != null && o.OriginQuery.RawQuery == tbQuery.Text).ToList();
resultCtrl.AddResults(l);
}));
}
}
public void SetTheme(string themeName)
{
ResourceDictionary dict = new ResourceDictionary
{
Source = new Uri("pack://application:,,,/Themes/" + themeName + ".xaml")
};
Application.Current.Resources.MergedDictionaries.Clear();
Application.Current.Resources.MergedDictionaries.Add(dict);
}
#region Public API
//Those method can be invoked by plugins
public void ChangeQuery(string query)
{
tbQuery.Text = query;
tbQuery.CaretIndex = tbQuery.Text.Length;
}
public void CloseApp()
{
notifyIcon.Visible = false;
Environment.Exit(0);
}
public void HideApp()
{
HideWox();
}
public void ShowApp()
{
ShowWox();
}
public void ShowMsg(string title, string subTitle, string iconPath)
{
Msg m = new Msg { Owner = GetWindow(this) };
m.Show(title, subTitle, iconPath);
}
public void OpenSettingDialog()
{
SettingWidow s = new SettingWidow(this);
s.Show();
}
#endregion
}
}