shoko/Tab.cs

122 lines
3.3 KiB
C#

using System.Numerics;
using FluentFTP.Helpers;
using ImGuiNET;
namespace Shoko;
class Tab
{
ProtoHandler Handler;
public bool IsOpen = true;
Exception Error = null;
Stack<Uri> History;
string txtURL = "";
public Tab(string url)
{
History = new Stack<Uri>();
Load(url);
txtURL = url;
}
public async Task Load(string url)
{
Error = null;
ImGui.SetScrollX(0);
ImGui.SetScrollY(0);
try
{
Handler = ProtoHandler.GetHandler(url);
Handler.CurrentTab = this;
txtURL = Handler.URL.ToString();
History.Push(Handler.URL);
await Handler.Load();
}
catch(Exception ex)
{
Error = ex;
}
}
public void Previous()
{
if(History.Count > 1)
{
History.Pop();
Load(History.Pop().ToString());
}
}
public void Render()
{
var title = txtURL;
if(Handler.Media is not null)
{
title = Handler.Media.Title;
}
Gui.Window(title+"###"+GetHashCode().ToString(), ref IsOpen, ImGuiWindowFlags.MenuBar | ImGuiWindowFlags.HorizontalScrollbar, ()=>
{
Gui.MenuBar(()=>{
Gui.Menu("File", ()=>{
Gui.MenuItem("Close", null, ()=> IsOpen = false);
});
if(Error is null)
{
if(Handler.IsLoaded)
{
Handler.MenuBar();
if(Handler.Media.IsLoaded)
Handler.Media.MenuBar();
}
}
Gui.Button("<<", ()=>{
Previous();
});
ImGui.InputText("##url", ref txtURL, 1024);
Gui.Button("Go", ()=>{
Load(txtURL);
});
if(!Handler.IsLoaded)
{
ImGui.Text("Loading...");
if(Handler.TotalBytes != 0 && Handler.TotalBytes != Handler.LoadedBytes)
ImGui.ProgressBar(Handler.LoadedBytes / Handler.TotalBytes, new Vector2(200, 20),
Handler.LoadedBytes.FileSizeToString() + "/" + Handler.TotalBytes.FileSizeToString());
}
else if(!Handler.Media.IsLoaded)
{
ImGui.Text("Rendering...");
}
});
if(Error is not null)
{
ImGui.Text("error: can't load page");
ImGui.Text(Error.Message);
ImGui.Text(Error.StackTrace);
}
else
{
try
{
if(Handler.IsLoaded)
{
if(Handler.Media.IsLoaded)
Handler.Media.Render();
Handler.Render();
}
}
catch(Exception ex)
{
ImGui.Text("error: can't render page");
ImGui.Text(ex.Message);
ImGui.Text(ex.StackTrace);
}
}
});
}
}