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252 lines (221 loc) · 7.12 KB
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using System;
using System.Collections.ObjectModel;
using System.Diagnostics;
using System.IO;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Threading;
using Caliburn.Micro;
using JavaToCSharp;
using JavaToCSharpGui.Views;
using Microsoft.Win32;
namespace JavaToCSharpGui.ViewModels
{
[View(typeof(ShellView))]
public class ShellViewModel : Screen, IShell
{
private string _addUsingInput;
private string _javaText;
private string _csharpText;
private string _openPath;
private string _copiedText;
private string _conversionState;
private bool _includeUsings = true;
private bool _includeNamespace = true;
private bool _useDebugAssertForAsserts;
public ShellViewModel()
{
base.DisplayName = "Java to C# Converter";
_includeUsings = Properties.Settings.Default.UseUsingsPreference;
_includeNamespace = Properties.Settings.Default.UseNamespacePreference;
_useDebugAssertForAsserts = Properties.Settings.Default.UseDebugAssertPreference;
}
public ObservableCollection<string> Usings { get; } = new(new JavaConversionOptions().Usings);
public string AddUsingInput
{
get => _addUsingInput;
set
{
_addUsingInput = value;
NotifyOfPropertyChange(() => AddUsingInput);
}
}
public string JavaText
{
get => _javaText;
set
{
_javaText = value;
NotifyOfPropertyChange(() => JavaText);
}
}
public string CSharpText
{
get => _csharpText;
set
{
_csharpText = value;
NotifyOfPropertyChange(() => CSharpText);
}
}
public string OpenPath
{
get => _openPath;
set
{
_openPath = value;
NotifyOfPropertyChange(() => OpenPath);
}
}
public string CopiedText
{
get => _copiedText;
set
{
_copiedText = value;
NotifyOfPropertyChange(() => CopiedText);
}
}
public string ConversionStateLabel
{
get => _conversionState;
set
{
_conversionState = value;
NotifyOfPropertyChange(() => ConversionStateLabel);
}
}
public bool IncludeUsings
{
get => _includeUsings;
set
{
_includeUsings = value;
NotifyOfPropertyChange(() => IncludeUsings);
Properties.Settings.Default.UseUsingsPreference = value;
Properties.Settings.Default.Save();
}
}
public bool IncludeNamespace
{
get => _includeNamespace;
set
{
_includeNamespace = value;
NotifyOfPropertyChange(() => IncludeNamespace);
Properties.Settings.Default.UseNamespacePreference = value;
Properties.Settings.Default.Save();
}
}
public bool UseDebugAssertForAsserts
{
get => _useDebugAssertForAsserts;
set
{
_useDebugAssertForAsserts = value;
NotifyOfPropertyChange(() => UseDebugAssertForAsserts);
Properties.Settings.Default.UseDebugAssertPreference = value;
Properties.Settings.Default.Save();
if (value && !Usings.Contains("System.Diagnostics"))
{
_addUsingInput = "System.Diagnostics";
AddUsing();
}
}
}
public void AddUsing()
{
Usings.Add(_addUsingInput);
AddUsingInput = string.Empty;
}
public void RemoveUsing(string value)
{
Usings.Remove(value);
}
public void Convert()
{
var options = new JavaConversionOptions();
options.ClearUsings();
foreach (string ns in Usings)
{
options.AddUsing(ns);
}
options.IncludeUsings = _includeUsings;
options.IncludeNamespace = _includeNamespace;
options.UseDebugAssertForAsserts = _useDebugAssertForAsserts;
options.WarningEncountered += Options_WarningEncountered;
options.StateChanged += Options_StateChanged;
Task.Run(() =>
{
try
{
var csharp = JavaToCSharpConverter.ConvertText(JavaText, options);
Dispatcher.CurrentDispatcher.Invoke(() => this.CSharpText = csharp);
}
catch (Exception ex)
{
Dispatcher.CurrentDispatcher.Invoke(() =>
{
MessageBox.Show("There was an error converting the text to C#: " + ex.Message);
});
}
});
}
private void Options_StateChanged(object sender, ConversionStateChangedEventArgs e)
{
switch (e.NewState)
{
case ConversionState.Starting:
ConversionStateLabel = "Starting...";
break;
case ConversionState.ParsingJavaAst:
ConversionStateLabel = "Parsing Java code...";
break;
case ConversionState.BuildingCSharpAst:
ConversionStateLabel = "Building C# AST...";
break;
case ConversionState.Done:
ConversionStateLabel = "Done!";
break;
default:
break;
}
}
private static void Options_WarningEncountered(object sender, ConversionWarningEventArgs e)
{
MessageBox.Show("Java Line " + e.JavaLineNumber + ": " + e.Message, "Warning Encountered");
}
public void OpenFileDialog()
{
var ofd = new OpenFileDialog
{
Filter = "Java Files (*.java)|*.java",
Title = "Open Java File"
};
var result = ofd.ShowDialog();
if (result.GetValueOrDefault())
{
OpenPath = ofd.FileName;
JavaText = File.ReadAllText(ofd.FileName);
}
}
public void CopyOutput()
{
Clipboard.SetText(CSharpText);
CopiedText = "Copied!";
Task.Run(async () =>
{
await Task.Delay(5000);
CopiedText = null;
});
}
public void ForkMeOnGitHub()
{
Process.Start(new ProcessStartInfo
{
FileName = "http://www.github.com/paulirwin/javatocsharp",
UseShellExecute = true
});
}
}
}