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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 ShiftOS.Main.Terminal;
namespace ShiftOS.Main.ShiftOS.Apps
{
public partial class Terminal : UserControl
{
public int TerminalID = TerminalBackend.trmTopID++; // Used so that we can have multiple instances of the terminal whilst the command begin run knowing what terminal to send the text to - very complicated ;)
public string defaulttextBefore = "user> ";
public string defaulttextResult = "user@shiftos> "; // NOT YET IMPLEMENTED!!!
public bool DoClear = false;
public bool RunningCommand = false;
public bool WaitingResponse = false;
public string InputReturnText = "";
// The below variables makes the terminal... a terminal!
public string OldText = "";
public int TrackingPosition = 0;
public Terminal()
{
InitializeComponent();
termmain.ContextMenuStrip = new ContextMenuStrip(); // Disables the right click of a richtextbox!
TerminalBackend.trm.Add(this); // Makes the commands run!
}
private void termmain_KeyDown(object sender, KeyEventArgs e)
{
// The below code disables the ability to paste anything other then text...
if (e.Control && e.KeyCode == Keys.V)
{
//if (Clipboard.ContainsText())
// termmain.Paste(DataFormats.GetFormat(DataFormats.Text));
e.Handled = true;
} else if (e.KeyCode == Keys.Enter) {
RunningCommand = true;
TerminalBackend.RunCommand(termmain.Text.Substring(TrackingPosition, termmain.Text.Length - TrackingPosition), TerminalID); // The most horrific line in the entire application!
RunningCommand = false;
termmain.AppendText($"\n {defaulttextResult}");
TrackingPosition = termmain.Text.Length;
e.Handled = true;
}
}
private void termmain_TextChanged(object sender, EventArgs e)
{
if (!RunningCommand)
{
if (termmain.SelectionStart < TrackingPosition)
{
if (!DoClear) // If it's not clearing the terminal
{
termmain.Text = OldText;
termmain.Select(termmain.Text.Length, 0);
}
}
else
{
OldText = termmain.Text;
}
}
}
private void termmain_SelectionChanged(object sender, EventArgs e)
{
if (!RunningCommand)
{
if (termmain.SelectionStart < TrackingPosition)
{
termmain.Text = OldText;
termmain.Select(termmain.Text.Length, 0);
}
}
}
private void Terminal_Load(object sender, EventArgs e)
{
termmain.Text = $"\n {defaulttextResult}";
TrackingPosition = termmain.Text.Length;
}
public void Input(string request)
{
InputReturnText = "";
RunningCommand = false;
termmain.AppendText($"\n {request} ");
TrackingPosition = termmain.Text.Length;
}
public void Clear()
{
DoClear = true;
termmain.Text = $"\n {defaulttextResult}";
TrackingPosition = termmain.Text.Length;
DoClear = false;
}
}
}
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