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handle ENTER key and refactoring invoke routine

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This commit is contained in:
Paddy Xu
2017-05-27 00:35:52 +03:00
parent 9fbf33b4aa
commit 4c82f1a9f4
7 changed files with 111 additions and 79 deletions
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19
QuickLook/BackgroundListener.cs
View File

@@ -11,7 +11,7 @@ namespace QuickLook
protected BackgroundListener()
{
InstallHook(HotkeyEventHandler);
InstallKeyHook(HotkeyEventHandler);
}
public void Dispose()
@@ -27,18 +27,19 @@ namespace QuickLook
ViewWindowManager.GetInstance().InvokeRoutine(e.KeyCode);
}
private void InstallHook(KeyEventHandler handler)
private void InstallKeyHook(KeyEventHandler handler)
{
_hook = GlobalKeyboardHook.GetInstance();
_hook.HookedKeys.Add(Keys.Space);
//_hook.HookedKeys.Add(Keys.Enter);
_hook.HookedKeys.Add(Keys.Up);
_hook.HookedKeys.Add(Keys.Down);
_hook.HookedKeys.Add(Keys.Left);
_hook.HookedKeys.Add(Keys.Right);
_hook.HookedDownKeys.Add(Keys.Enter);
_hook.KeyDown += handler;
_hook.HookedUpKeys.Add(Keys.Space);
_hook.HookedUpKeys.Add(Keys.Escape);
_hook.HookedUpKeys.Add(Keys.Up);
_hook.HookedUpKeys.Add(Keys.Down);
_hook.HookedUpKeys.Add(Keys.Left);
_hook.HookedUpKeys.Add(Keys.Right);
_hook.KeyUp += handler;
}

13
QuickLook/GlobalKeyboardHook.cs
View File

@@ -14,7 +14,8 @@ namespace QuickLook
private User32.KeyboardHookProc _callback;
private IntPtr _hhook = IntPtr.Zero;
internal List<Keys> HookedKeys = new List<Keys>();
internal List<Keys> HookedDownKeys = new List<Keys>();
internal List<Keys> HookedUpKeys = new List<Keys>();
protected GlobalKeyboardHook()
{
@@ -63,13 +64,21 @@ namespace QuickLook
if (code >= 0)
{
var key = (Keys) lParam.vkCode;
if (HookedKeys.Contains(key))
if (HookedDownKeys.Contains(key))
{
key = AddModifiers(key);
var kea = new KeyEventArgs(key);
if (wParam == User32.WM_KEYDOWN || wParam == User32.WM_SYSKEYDOWN)
KeyDown?.Invoke(this, kea);
if (kea.Handled)
return 1;
}
else if (HookedUpKeys.Contains(key))
{
key = AddModifiers(key);
var kea = new KeyEventArgs(key);
if (wParam == User32.WM_KEYUP || wParam == User32.WM_SYSKEYUP)
KeyUp?.Invoke(this, kea);
if (kea.Handled)

7
QuickLook/Helpers/FileHelper.cs
View File

@@ -2,6 +2,7 @@
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using QuickLook.NativeMethods;
@@ -20,9 +21,8 @@ namespace QuickLook.Helpers
return ret[0];
}
public static bool? GetAssocApplication(string path, out string executePath, out string appFriendlyName)
public static bool? GetAssocApplication(string path, out string appFriendlyName)
{
executePath = string.Empty;
appFriendlyName = string.Empty;
if (string.IsNullOrEmpty(path))
@@ -42,14 +42,13 @@ namespace QuickLook.Helpers
}
var ext = Path.GetExtension(path).ToLower();
var isExe = ext.ToLower() == ".exe";
var isExe = new[] {".cmd", ".bat", ".pif", ".scf", ".exe", ".com", ".scr"}.Contains(ext.ToLower());
// no assoc. app. found
if (string.IsNullOrEmpty(GetAssocApplicationNative(ext, AssocStr.Command)))
if (string.IsNullOrEmpty(GetAssocApplicationNative(ext, AssocStr.AppId))) // UWP
return null;
executePath = path;
appFriendlyName = isExe
? FileVersionInfo.GetVersionInfo(path).FileDescription
: GetAssocApplicationNative(ext, AssocStr.FriendlyAppName);

3
QuickLook/MainWindowTransparent.xaml
View File

@@ -75,7 +75,8 @@
</Grid>
</DockPanel>
<Grid>
<ContentControl x:Name="container" />
<ContentControl x:Name="container"
Content="{Binding ContextObject.ViewerContent, ElementName=mainWindow}" />
</Grid>
</DockPanel>
<Grid x:Name="busyIndicatorLayer">

73
QuickLook/MainWindowTransparent.xaml.cs
View File

@@ -15,6 +15,7 @@ namespace QuickLook
public partial class MainWindowTransparent : Window
{
private string _path = string.Empty;
private IViewer _plugin;
internal MainWindowTransparent()
{
@@ -33,7 +34,7 @@ namespace QuickLook
BlurWindow.EnableWindowBlur(this);
};
buttonCloseWindow.MouseLeftButtonUp += (sender, e) => BeginHide(true);
buttonCloseWindow.MouseLeftButtonUp += (sender, e) => BeginHide();
/*PreviewKeyUp += (sender, e) =>
{
@@ -46,13 +47,16 @@ namespace QuickLook
public ContextObject ContextObject { get; private set; }
private void OpenWithAssocApp()
internal void OpenWithAssocApp()
{
if (string.IsNullOrEmpty(_path))
return;
Process.Start(new ProcessStartInfo(_path) {WorkingDirectory = Path.GetDirectoryName(_path)});
BeginHide(true);
Process.Start(new ProcessStartInfo(_path)
{
WorkingDirectory = Path.GetDirectoryName(_path)
});
BeginHide();
}
private void ResizeAndCenter(Size size)
@@ -79,22 +83,26 @@ namespace QuickLook
internal void UnloadPlugin()
{
container.Content = null;
// clear ref to control
//container.Content = null;
// clean up plugin and refresh ContextObject for next use
ContextObject.ViewerPlugin?.Cleanup();
ContextObject.Reset();
_plugin?.Cleanup();
_plugin = null;
GC.Collect();
}
internal void BeginShow(IViewer matchedPlugin, string path)
{
ContextObject.CurrentContentContainer = container;
ContextObject.ViewerPlugin = matchedPlugin;
ContextObject.ViewerWindow = this;
_path = path;
_plugin = matchedPlugin;
// get window size before showing it
ContextObject.ViewerPlugin.Prepare(path, ContextObject);
_plugin.Prepare(path, ContextObject);
SetOpenWithButtonAndPath(path);
SetOpenWithButtonAndPath();
// revert UI changes
ContextObject.IsBusy = true;
@@ -116,7 +124,7 @@ namespace QuickLook
{
try
{
ContextObject.ViewerPlugin.View(path, ContextObject);
_plugin.View(path, ContextObject);
}
catch (Exception e)
{
@@ -129,40 +137,23 @@ namespace QuickLook
throw thrown;
}
private void SetOpenWithButtonAndPath(string path)
private void SetOpenWithButtonAndPath()
{
var isExe = FileHelper.GetAssocApplication(path, out string executePath, out string appFriendlyName);
var isExe = FileHelper.GetAssocApplication(_path, out string appFriendlyName);
_path = executePath;
buttonOpenWith.Visibility = isExe == null ? Visibility.Collapsed : Visibility.Visible;
buttonOpenWith.Content = isExe == true ? $"Run {appFriendlyName}" : $"Open with {appFriendlyName}";
buttonOpenWith.Content = isExe == null
? Directory.Exists(_path)
? $"Browse “{Path.GetFileName(_path)}”"
: "Select ..."
: isExe == true
? $"Run “{appFriendlyName}”"
: $"Open with “{appFriendlyName}”";
}
internal bool BeginHide(bool quitIfViewer = false, bool disposePluginOnly = false)
internal void BeginHide()
{
if (quitIfViewer && App.RunningAsViewer)
{
Application.Current.Shutdown();
return true;
}
if (Visibility != Visibility.Visible)
return false;
UnloadPlugin();
ContextObject.Reset();
GC.Collect();
// revert UI changes
ContextObject.IsBusy = true;
if (!disposePluginOnly)
{
Hide();
return true;
}
return false;
Hide();
}
}
}

18
QuickLook/Plugin/ContextObject.cs
View File

@@ -2,7 +2,6 @@
using System.ComponentModel;
using System.Runtime.CompilerServices;
using System.Windows;
using System.Windows.Controls;
using QuickLook.Annotations;
using QuickLook.Helpers;
@@ -18,8 +17,7 @@ namespace QuickLook.Plugin
private bool _isBusy = true;
private string _title = "";
internal ContentControl CurrentContentContainer;
internal IViewer ViewerPlugin;
private object _viewerContent;
/// <summary>
/// Get the viewer window.
@@ -44,8 +42,12 @@ namespace QuickLook.Plugin
/// </summary>
public object ViewerContent
{
get => CurrentContentContainer.Content;
set => CurrentContentContainer.Content = value;
get => _viewerContent;
set
{
_viewerContent = value;
OnPropertyChanged();
}
}
/// <summary>
@@ -94,12 +96,6 @@ namespace QuickLook.Plugin
public event PropertyChangedEventHandler PropertyChanged;
public void DisposePlugin()
{
ViewerPlugin?.Cleanup();
ViewerPlugin = null;
}
/// <summary>
/// Show a notification balloon.
/// </summary>

57
QuickLook/ViewWindowManager.cs
View File

@@ -29,23 +29,58 @@ namespace QuickLook
internal void InvokeRoutine(Keys key)
{
// do we need switch to another file?
var replaceView = key == Keys.Up || key == Keys.Down || key == Keys.Left || key == Keys.Right;
Debug.WriteLine(key);
if (replaceView && _currentMainWindow.Visibility != Visibility.Visible)
switch (key)
{
case Keys.Up:
case Keys.Down:
case Keys.Left:
case Keys.Right:
SwitchPreviewToAnotherFile();
break;
case Keys.Space:
TogglePreview();
break;
case Keys.Escape:
case Keys.Enter:
ClosePreview();
break;
default:
break;
}
}
private void ClosePreview()
{
if (!WindowHelper.IsFocusedControlExplorerItem() && !WindowHelper.IsFocusedWindowSelf())
return;
if (_currentMainWindow.Visibility == Visibility.Visible)
_currentMainWindow.BeginHide();
}
private void TogglePreview()
{
if (!WindowHelper.IsFocusedControlExplorerItem() && !WindowHelper.IsFocusedWindowSelf())
return;
if (_currentMainWindow.Visibility == Visibility.Visible)
_currentMainWindow.BeginHide();
else
InvokeViewer(GetCurrentSelection());
}
private void SwitchPreviewToAnotherFile()
{
if (_currentMainWindow.Visibility != Visibility.Visible)
return;
if (!WindowHelper.IsFocusedControlExplorerItem())
if (replaceView || !WindowHelper.IsFocusedWindowSelf())
return;
// should the window be closed (replaceView == false), return without showing new one
if (_currentMainWindow.BeginHide(disposePluginOnly: replaceView))
return;
var path = GetCurrentSelection();
InvokeViewer(path);
_currentMainWindow.UnloadPlugin();
InvokeViewer(GetCurrentSelection());
}
internal void InvokeViewer(string path)