random-file-runner/RyzStudio/Windows/ThemedForms/TextBox/TFolderTextBox.cs

using System.ComponentModel;
using System.Drawing;
using System.IO;
using System.Windows.Forms;
using UIResources = RandomFileRunner.UIResource;

namespace RyzStudio.Windows.ThemedForms
{
    public class TFolderTextBox : TButtonTextBox
    {
        public TFolderTextBox() : base()
        {
            this.NormalImage = UIResources.folder;
            this.HighlightImage = UIResources.folder2;
            this.Text = string.Empty;
        }

        public FolderBrowserDialog FolderDialog { get; set; } = null;


        [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
        public new Image NormalImage { get => base.NormalImage; set => base.NormalImage = value; }

        [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
        public new Image HighlightImage { get => base.HighlightImage; set => base.HighlightImage = value; }

        [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
        public new Forms.TImageBox InnerImageBox { get => base.InnerImageBox; set => base.InnerImageBox = value; }

        [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
        public new TextBox InnerTextBox { get => base.InnerTextBox; set => base.InnerTextBox = value; }


        protected override void imageBox1_MouseClick(object sender, MouseEventArgs e)
        {
            if (e.Button != MouseButtons.Left)
            {
                return;
            }

            if (this.FolderDialog == null)
            {
                this.FolderDialog = new FolderBrowserDialog();
                this.FolderDialog.Description = "Choose a directory";
            }

            if (!string.IsNullOrWhiteSpace(this.Text))
            {
                if (Directory.Exists(this.Text))
                {
                    this.FolderDialog.SelectedPath = this.Text;
                }
            }

            if (this.FolderDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                this.Text = this.FolderDialog.SelectedPath;
            }
        }

    }
}