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Code Cleanup

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ema
2024-12-11 22:17:26 +08:00
parent c056438c58
commit 28ec7655f8
89 changed files with 7796 additions and 7698 deletions
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159
QuickLook.Plugin/QuickLook.Plugin.PDFViewer/Plugin.cs
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@@ -1,106 +1,105 @@
// Copyright © 2017 Paddy Xu
//
//
// This file is part of QuickLook program.
//
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
using QuickLook.Common.Plugin;
using System;
using System.IO;
using System.Runtime.ExceptionServices;
using System.Text;
using System.Windows.Threading;
using QuickLook.Common.Plugin;
namespace QuickLook.Plugin.PDFViewer
namespace QuickLook.Plugin.PDFViewer;
public class Plugin : IViewer
{
public class Plugin : IViewer
private ContextObject _context;
private string _path;
private PdfViewerControl _pdfControl;
public int Priority => 0;
public void Init()
{
private ContextObject _context;
private string _path;
private PdfViewerControl _pdfControl;
}
public int Priority => 0;
public bool CanHandle(string path)
{
if (Directory.Exists(path))
return false;
public void Init()
if (File.Exists(path) && Path.GetExtension(path).ToLower() == ".pdf")
return true;
using (var br = new BinaryReader(new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read)))
{
}
public bool CanHandle(string path)
{
if (Directory.Exists(path))
return false;
if (File.Exists(path) && Path.GetExtension(path).ToLower() == ".pdf")
return true;
using (var br = new BinaryReader(new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read)))
{
return Encoding.ASCII.GetString(br.ReadBytes(4)) == "%PDF";
}
}
public void Prepare(string path, ContextObject context)
{
_context = context;
_path = path;
var desiredSize = PdfViewerControl.GetDesiredControlSizeByFirstPage(path);
context.SetPreferredSizeFit(desiredSize, 0.9);
}
public void View(string path, ContextObject context)
{
_pdfControl = new PdfViewerControl();
context.ViewerContent = _pdfControl;
Exception exception = null;
_pdfControl.Dispatcher.BeginInvoke(new Action(() =>
{
try
{
_pdfControl.LoadPdf(path);
context.Title = $"1 / {_pdfControl.TotalPages}: {Path.GetFileName(path)}";
_pdfControl.CurrentPageChanged += UpdateWindowCaption;
context.IsBusy = false;
}
catch (Exception e)
{
exception = e;
}
}), DispatcherPriority.Loaded).Wait();
if (exception != null)
ExceptionDispatchInfo.Capture(exception).Throw();
}
public void Cleanup()
{
GC.SuppressFinalize(this);
_pdfControl?.Dispose();
_pdfControl = null;
_context = null;
}
private void UpdateWindowCaption(object sender, EventArgs e2)
{
_context.Title = $"{_pdfControl.CurrentPage + 1} / {_pdfControl.TotalPages}: {Path.GetFileName(_path)}";
return Encoding.ASCII.GetString(br.ReadBytes(4)) == "%PDF";
}
}
}
public void Prepare(string path, ContextObject context)
{
_context = context;
_path = path;
var desiredSize = PdfViewerControl.GetDesiredControlSizeByFirstPage(path);
context.SetPreferredSizeFit(desiredSize, 0.9);
}
public void View(string path, ContextObject context)
{
_pdfControl = new PdfViewerControl();
context.ViewerContent = _pdfControl;
Exception exception = null;
_pdfControl.Dispatcher.BeginInvoke(new Action(() =>
{
try
{
_pdfControl.LoadPdf(path);
context.Title = $"1 / {_pdfControl.TotalPages}: {Path.GetFileName(path)}";
_pdfControl.CurrentPageChanged += UpdateWindowCaption;
context.IsBusy = false;
}
catch (Exception e)
{
exception = e;
}
}), DispatcherPriority.Loaded).Wait();
if (exception != null)
ExceptionDispatchInfo.Capture(exception).Throw();
}
public void Cleanup()
{
GC.SuppressFinalize(this);
_pdfControl?.Dispose();
_pdfControl = null;
_context = null;
}
private void UpdateWindowCaption(object sender, EventArgs e2)
{
_context.Title = $"{_pdfControl.CurrentPage + 1} / {_pdfControl.TotalPages}: {Path.GetFileName(_path)}";
}
}