File Browser [Costume Control]

#region Import
using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Text;
using System.Windows.Forms;
#endregion
#region Copyright & Contact
// Creator: Cheat Eye
// CEO: Yassine Abbani
// Link: https://www.facebook.com/yassineabbani
// Version: 1.0.0
#endregion






#region  FileBrowser

[DefaultEvent("TextChanged")]
public class Ce_FileBrowser : Control
{

    #region  Variables

    private TextBox BlueTB = new TextBox();
    private Button BrowseBTN = new Button();

    public OpenFileDialog Dialog;
    private string filter = @"All Files (*.*)|*.*";

    private int _maxchars = 32767;
    private bool _ReadOnly;

    private HorizontalAlignment ALNType;
    private Pen P1;
    private SolidBrush B1;
    private GraphicsPath Shape;

    #endregion
    #region  Properties

    public HorizontalAlignment TextAlignment
    {
        get
        {
            return ALNType;
        }
        set
        {
            ALNType = value;
            Invalidate();
        }
    }
    public int MaxLength
    {
        get
        {
            return _maxchars;
        }
        set
        {
            _maxchars = value;
            BlueTB.MaxLength = MaxLength;
            Invalidate();
        }
    }
    public bool ReadOnly
    {
        get
        {
            return _ReadOnly;
        }
        set
        {
            _ReadOnly = value;
            if (BlueTB != null)
            {
                BlueTB.ReadOnly = value;
            }
        }
    }

    [Description("Default is: All Files (*.*)|*.*"), Category("Behavior")]
    public string Filter
    {
        get { return filter; }
        set
        {
            filter = value;
            Invalidate();
        }
    }

    #endregion
    #region  EventArgs

    private void _Enter(object Obj, EventArgs e)
    {
        P1 = new Pen(Color.FromArgb(146, 192, 224));
        Refresh();
    }
    private void _Leave(object Obj, EventArgs e)
    {
        P1 = new Pen(Color.FromArgb(255, 172, 172));
        Refresh();
    }

    private void _OnKeyDown(object Obj, KeyEventArgs e)
    {
        if (e.Control && e.KeyCode == Keys.A)
        {
            BlueTB.SelectAll();
            e.SuppressKeyPress = true;
        }
        if (e.Control && e.KeyCode == Keys.C)
        {
            BlueTB.Copy();
            e.SuppressKeyPress = true;
        }
    }
    private void BrowseDown(object Obj, EventArgs e)
    {
        Dialog = new OpenFileDialog();
        Dialog.Filter = filter;
        DialogResult result = Dialog.ShowDialog();

        if (result == DialogResult.OK && Dialog.SafeFileName != null)
        {
            Text = Dialog.FileName;
        }
    }

    public void TextChngTxtBox(System.Object sender, System.EventArgs e)
    {
        Text = BlueTB.Text;
    }

    public void TextChng(System.Object sender, System.EventArgs e)
    {
        BlueTB.Text = Text;
    }

    protected override void OnTextChanged(System.EventArgs e)
    {
        base.OnTextChanged(e);
        Invalidate();
    }

    protected override void OnEnabledChanged(EventArgs e)
    {
        P1 = new Pen(Color.FromArgb(172, 172, 172));
        base.OnEnabledChanged(e);
    }

    protected override void OnForeColorChanged(System.EventArgs e)
    {
        base.OnForeColorChanged(e);
        BlueTB.ForeColor = ForeColor;
        Invalidate();
    }

    protected override void OnFontChanged(System.EventArgs e)
    {
        base.OnFontChanged(e);
        BlueTB.Font = Font;
    }

    protected override void OnResize(System.EventArgs e)
    {
        base.OnResize(e);
        Height = BlueTB.Height + 6;

        Shape = new GraphicsPath();
        Shape.AddArc(0, 0, 3, 3, 180, 90);
        Shape.AddArc(Width - 4, 0, 3, 3, -90, 90);
        Shape.AddArc(Width - 4, Height - 4, 3, 3, 0, 90);
        Shape.AddArc(0, Height - 4, 3, 3, 90, 90);
        Shape.CloseAllFigures();
    }

    protected override void OnGotFocus(System.EventArgs e)
    {
        base.OnGotFocus(e);
        BlueTB.Focus();
    }

    #endregion

    public void AddTextBox()
    {
        BlueTB.Location = new Point(3, 3);
        BlueTB.Size = new Size(140, 20);
        BlueTB.Text = Text;
        BlueTB.BorderStyle = BorderStyle.None;
        BlueTB.TextAlign = HorizontalAlignment.Left;
        BlueTB.Font = new Font("Tahoma", 10);
        BlueTB.Multiline = false;
        BlueTB.BackColor = Color.FromArgb(22, 44, 51);
        BlueTB.ForeColor = Color.FromArgb(138, 133, 133);
        BlueTB.ScrollBars = ScrollBars.None;

        BlueTB.KeyDown += _OnKeyDown;
        BlueTB.Enter += _Enter;
        BlueTB.Leave += _Leave;
    }
    public void AddButton()
    {
        BrowseBTN.Location = new Point(271, 4);
        BrowseBTN.Size = new Size(25, 15);
        BrowseBTN.Text = "...";
        BrowseBTN.FlatStyle = FlatStyle.Flat;
        BrowseBTN.FlatAppearance.BorderSize = 0;
        BrowseBTN.TextAlign = ContentAlignment.MiddleCenter;
        BrowseBTN.BackColor = Color.Transparent;
        BrowseBTN.ForeColor = Color.FromArgb(37, 150, 255);
        BrowseBTN.MouseDown += BrowseDown;
    }
    public Ce_FileBrowser()
    {
        SetStyle(ControlStyles.SupportsTransparentBackColor, true);
        SetStyle(ControlStyles.UserPaint, true);

        AddButton();
        AddTextBox();
        Controls.Add(BrowseBTN);
        Controls.Add(BlueTB);

        P1 = new Pen(Color.FromArgb(172, 172, 172));
        B1 = new SolidBrush(Color.FromArgb(53, 78, 105));

        BackColor = Color.Transparent;
        ForeColor = Color.FromArgb(138, 133, 133);

        Text = null;
        Font = new Font("Tahoma", 10);
        Size = new Size(300, 20);
        DoubleBuffered = true;

        BlueTB.TextChanged += new EventHandler(TextChngTxtBox);
        base.TextChanged += new EventHandler(TextChng);
    }

    protected override void OnPaint(System.Windows.Forms.PaintEventArgs e)
    {
        base.OnPaint(e);
        Bitmap B = new Bitmap(Width, Height);
        Graphics G = Graphics.FromImage(B);
        G.SmoothingMode = SmoothingMode.AntiAlias;

        BlueTB.Width = Width - 35;
        BrowseBTN.Location = new Point(Width - 29, 4);
        Rectangle Rect = new Rectangle(BrowseBTN.Location.X - 1, BrowseBTN.Location.Y - 1, BrowseBTN.Width + 1, BrowseBTN.Height + 1);

        BlueTB.TextAlign = TextAlignment;

        G.Clear(Color.Transparent);
        G.FillPath(B1, Shape);
        G.DrawPath(P1, Shape);
        G.DrawRectangle(P1, Rect);
        G.DrawString("...", Font, new SolidBrush(Color.FromArgb(91, 110, 144)), Width - 25, 0);

        e.Graphics.DrawImage((Image)B.Clone(), 0, 0);
        G.Dispose();
        B.Dispose();
    }
}

#endregion