using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using ShiftOS.Engine;
using Newtonsoft.Json;
using static ShiftOS.Engine.SkinEngine;
namespace ShiftOS.WinForms.Applications
{
[Launcher("Shiftnet", false)]
public partial class Shiftnet : UserControl, IShiftOSWindow
{
public Shiftnet()
{
InitializeComponent();
ServerManager.MessageReceived += (msg) =>
{
try
{
if (msg.Name == "shiftnet_file")
{
this.Invoke(new Action(() =>
{
wbcanvas.DocumentText = ConstructHtml(msg.Contents);
}));
}
}
catch
{
}
};
}
public string ConstructHtml(string markdown)
{
string html = $@"
";
string body = CommonMark.CommonMarkConverter.Convert(markdown);
html = html.Replace("", body);
return html;
}
public string CurrentUrl { get; set; }
private void wbcanvas_Navigating(object sender, WebBrowserNavigatingEventArgs e)
{
if (CurrentUrl != e.Url.ToString() && !e.Url.ToString().StartsWith("about:"))
{
e.Cancel = true;
Future.Clear();
ShiftnetNavigate(e.Url.ToString());
}
}
public Stack History = new Stack();
public Stack Future = new Stack();
public void ShiftnetNavigate(string Url, bool pushHistory = true)
{
if (!string.IsNullOrEmpty(CurrentUrl) && pushHistory)
History.Push(CurrentUrl);
CurrentUrl = Url;
ServerManager.SendMessage("shiftnet_get", JsonConvert.SerializeObject(new
{
url = Url
}));
txturl.Text = Url;
}
public void OnLoad()
{
ShiftnetNavigate("shiftnet/main");
}
public void OnSkinLoad()
{
ShiftnetNavigate(CurrentUrl);
}
public bool OnUnload()
{
return true;
}
public void OnUpgrade()
{
}
private void btnback_Click(object sender, EventArgs e)
{
try
{
string hist = History.Pop();
if (!string.IsNullOrEmpty(hist))
{
Future.Push(hist);
ShiftnetNavigate(hist, false);
}
}
catch
{
}
}
private void btnforward_Click(object sender, EventArgs e)
{
try
{
string fut = Future.Pop();
if (!string.IsNullOrEmpty(fut))
{
ShiftnetNavigate(fut);
}
}
catch
{
}
}
private void btngo_Click(object sender, EventArgs e)
{
if (!string.IsNullOrWhiteSpace(txturl.Text))
{
Future.Clear();
ShiftnetNavigate(txturl.Text);
}
}
private void txturl_KeyDown(object sender, KeyEventArgs e)
{
if(e.KeyCode == Keys.Enter)
{
btngo_Click(sender, EventArgs.Empty);
e.SuppressKeyPress = true;
}
}
}
}