//  
//   Rebex Sample Code License
// 
//   Copyright 2025, REBEX CR s.r.o.
//   All rights reserved.
//   https://www.rebex.net/
// 
//   Permission to use, copy, modify, and/or distribute this software for any
//   purpose with or without fee is hereby granted.
// 
//   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
//   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
//   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
//   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
//   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
//   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
//   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
//   OTHER DEALINGS IN THE SOFTWARE.
// 

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

namespace Rebex.Samples
{
    /// <summary>
    /// remove (delete) file dialog
    /// </summary>
    public class DeleteDialog : System.Windows.Forms.Form
    {
        public enum DialogPrompt
        {
            DeleteFile,
            DeleteDirectory,
            DeleteNonEmptyDirectory,
        }

        private System.Windows.Forms.Button btnCancel;
        private System.Windows.Forms.Button btnOK;
        private System.Windows.Forms.Label lblMsg;
        private System.ComponentModel.Container components = null;

        private string _msgFormat;	// message format
        private string _strPath;	// file path
        private bool _bOK = false;  // true if form was confirmed; false otherwise

        [Browsable(false)]
        [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public string Path
        {
            get { return _strPath; }
            set
            {
                _strPath = value;
                if (_strPath != null) 
                    lblMsg.Text = string.Format(_msgFormat, _strPath);
            }
        }

        public bool OK
        {
            get { return _bOK; }
        }

        // -------------------------------------------------------------------------
        public DeleteDialog(DialogPrompt prompt)
        {
            InitializeComponent();

            switch (prompt)
            {			 
                case DialogPrompt.DeleteFile: _msgFormat = "Delete file '{0}'?"; break;
                case DialogPrompt.DeleteDirectory: _msgFormat = "Delete directory '{0}'?"; break;
                case DialogPrompt.DeleteNonEmptyDirectory: _msgFormat = "Directory '{0}' is not empty. Delete anyway?"; break;
                default: throw new ArgumentException("Invalid DialogPrompt value.", "prompt");
            }
        }

        // -------------------------------------------------------------------------
        /// <summary>
        /// clean up any resources being used
        /// </summary>
        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                if (components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.btnCancel = new System.Windows.Forms.Button();
            this.btnOK = new System.Windows.Forms.Button();
            this.lblMsg = new System.Windows.Forms.Label();
            this.SuspendLayout();
            // 
            // btnCancel
            // 
            this.btnCancel.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.btnCancel.Location = new System.Drawing.Point(264, 40);
            this.btnCancel.Name = "btnCancel";
            this.btnCancel.TabIndex = 5;
            this.btnCancel.Text = "Cancel";
            this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click);
            // 
            // btnOK
            // 
            this.btnOK.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.btnOK.Location = new System.Drawing.Point(184, 40);
            this.btnOK.Name = "btnOK";
            this.btnOK.TabIndex = 4;
            this.btnOK.Text = "OK";
            this.btnOK.Click += new System.EventHandler(this.btnOK_Click);
            // 
            // lblMsg
            // 
            this.lblMsg.Location = new System.Drawing.Point(16, 8);
            this.lblMsg.Name = "lblMsg";
            this.lblMsg.Size = new System.Drawing.Size(320, 23);
            this.lblMsg.TabIndex = 3;
            // 
            // DeleteDialog
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(346, 72);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.btnCancel,
                                                                          this.btnOK,
                                                                          this.lblMsg});
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
            this.MinimizeBox = false;
            this.MaximizeBox = false;
            this.ShowInTaskbar = false;
            this.KeyPreview = true;
            this.Name = "DeleteDialog";
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
            this.Text = "Are you sure?";
            this.KeyPress += new System.Windows.Forms.KeyPressEventHandler(this.DeleteDialog_KeyPress);
            this.ResumeLayout(false);

        }
        #endregion

        // -------------------------------------------------------------------------
        /// <summary>
        /// form confirmation click
        /// </summary>
        private void btnOK_Click(object sender, System.EventArgs e)
        {
            _bOK = true;
            this.Close();
        }

        // -------------------------------------------------------------------------
        /// <summary>
        /// form cancellation click
        /// </summary>
        private void btnCancel_Click(object sender, System.EventArgs e)
        {
            _bOK = false;
            this.Close();
        }

        // -------------------------------------------------------------------------
        /// <summary>
        /// global key handler
        /// </summary>
        private void DeleteDialog_KeyPress(object sender, System.Windows.Forms.KeyPressEventArgs e)
        {
            // when 'enter' is pressed the form is closed

            if (e.KeyChar == '\r')
            {
                _bOK = true;
                this.Close();
            }

            // when 'esc' is pressed the form is closed

            if ((int)(e.KeyChar) == Convert.ToChar(Keys.Escape))
            {
                _bOK = false;
                this.Close();
            }
        }
    }
}
