winzer/elwig
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Code Issues 8 Pull Requests Actions Releases 46 Activity

Move TempFile to own class

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This commit is contained in:
Lorenz Stechauner
2023-03-11 15:23:52 +01:00
parent aca39be8d4
commit e3e30bfc56
7 changed files with 51 additions and 57 deletions
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6
WGneu/Documents/Document.cshtml.cs
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@ -10,7 +10,7 @@ using WGneu.Helpers;
namespace WGneu.Documents {
public abstract class Document : IDisposable {
private Utils.TemporaryFile? PdfFile = null;
private TempFile? PdfFile = null;
public Document(string title) {
Title = title;
@ -51,8 +51,8 @@ namespace WGneu.Documents {
}
public async Task Generate() {
var pdf = new Utils.TemporaryFile("pdf");
using (var tmpHtml = new Utils.TemporaryFile("html")) {
var pdf = new TempFile("pdf");
using (var tmpHtml = new TempFile("html")) {
await File.WriteAllTextAsync(tmpHtml.FilePath, await Render());
await Pdf.Convert(tmpHtml.FilePath, pdf.FilePath);
}

2
WGneu/Documents/Pdf.cs
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@ -66,7 +66,7 @@ namespace WGneu.Documents {
doc.Save(path);
}
public static void Show(Utils.TemporaryFile file, string title) {
public static void Show(TempFile file, string title) {
App.MainDispatcher.BeginInvoke(() => {
var w = new DocumentViewerWindow(title, file);
w.Show();

45
WGneu/Helpers/TempFile.cs Normal file
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@ -0,0 +1,45 @@
using System;
using System.IO;
namespace WGneu.Helpers {
public sealed class TempFile : IDisposable {
private int Usages = 0;
public string FilePath { get; private set; }
public TempFile() : this(null) { }
public TempFile(string? ext) : this(Path.Combine(Path.GetTempPath(), "Elwig"), ext) { }
public TempFile(string dir, string? ext) {
FilePath = Path.Combine(dir, Path.GetRandomFileName().Replace(".", "") + (ext != null ? $".{ext}" : ""));
Usages++;
Create();
}
~TempFile() {
Delete();
}
public void Dispose() {
if (--Usages == 0) {
Delete();
GC.SuppressFinalize(this);
}
}
public TempFile NewReference() {
Usages++;
return this;
}
private void Create() {
using (File.Create(FilePath)) { };
}
private void Delete() {
if (FilePath == null) return;
File.Delete(FilePath);
FilePath = null;
}
}
}

43
WGneu/Helpers/Utils.cs
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@ -1,12 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Media;
using System.Windows;
using System.Windows.Controls;
using System.IO;
using System.Diagnostics;
namespace WGneu.Helpers {
@ -63,46 +61,5 @@ namespace WGneu.Helpers {
UseShellExecute = true,
});
}
public sealed class TemporaryFile : IDisposable {
private int Usages = 0;
public string FilePath { get; private set; }
public TemporaryFile() : this(null) { }
public TemporaryFile(string? ext) : this(Path.Combine(Path.GetTempPath(), "Kelwin"), ext) { }
public TemporaryFile(string dir, string? ext) {
FilePath = Path.Combine(dir, Path.GetRandomFileName().Replace(".", "") + (ext != null ? $".{ext}" : ""));
Usages++;
Create();
}
~TemporaryFile() {
Delete();
}
public void Dispose() {
if (--Usages == 0) {
Delete();
GC.SuppressFinalize(this);
}
}
public TemporaryFile NewReference() {
Usages++;
return this;
}
private void Create() {
using (File.Create(FilePath)) { };
}
private void Delete() {
if (FilePath == null) return;
File.Delete(FilePath);
FilePath = null;
}
}
}
}

3
WGneu/Helpers/Validator.cs
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@ -1,9 +1,6 @@
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Controls;
namespace WGneu.Helpers {

5
WGneu/Helpers/WgContext.cs
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@ -1,9 +1,4 @@
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WGneu.Models;
namespace WGneu.Helpers {

4
WGneu/Windows/DocumentViewerWindow.xaml.cs
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@ -16,7 +16,7 @@ using WGneu.Helpers;
namespace WGneu.Windows {
public partial class DocumentViewerWindow : Window {
private Utils.TemporaryFile? PdfFile = null;
private TempFile? PdfFile = null;
public DocumentViewerWindow(string title, string path) {
InitializeComponent();
@ -24,7 +24,7 @@ namespace WGneu.Windows {
WebView.Source = new($"file://{path}#view=FitH");
}
public DocumentViewerWindow(string title, Utils.TemporaryFile file) : this(title, file.FilePath) {
public DocumentViewerWindow(string title, TempFile file) : this(title, file.FilePath) {
PdfFile = file;
}