ContextMenuManager/ContextMenuManager/Controls/CommandDialog.cs

using BulePointLilac.Controls;
using BulePointLilac.Methods;
using System;
using System.Drawing;
using System.Windows.Forms;

namespace ContextMenuManager.Controls
{
    sealed class CommandDialog : CommonDialog
    {
        public string Command { get; set; }
        public string Arguments { get; set; }

        public override void Reset() { }

        protected override bool RunDialog(IntPtr hwndOwner)
        {
            using(CommandForm frm = new CommandForm())
            {
                frm.Command = this.Command;
                frm.Arguments = this.Arguments;
                bool flag = frm.ShowDialog() == DialogResult.OK;
                if(flag)
                {
                    this.Command = frm.Command;
                    this.Arguments = frm.Arguments;
                }
                return flag;
            }
        }

        sealed class CommandForm : ResizbleForm
        {
            public CommandForm()
            {
                this.AcceptButton = btnOk;
                this.CancelButton = btnCancel;
                this.VerticalResizable = false;
                this.Font = SystemFonts.MessageBoxFont;
                this.Text = AppString.Menu.ChangeCommand;
                this.SizeGripStyle = SizeGripStyle.Hide;
                this.StartPosition = FormStartPosition.CenterParent;
                this.MaximizeBox = MinimizeBox = ShowIcon = ShowInTaskbar = false;
                InitializeComponents();
            }

            public string Command
            {
                get => txtCommand.Text;
                set => txtCommand.Text = value;
            }

            public string Arguments
            {
                get => txtArguments.Text;
                set => txtArguments.Text = value;
            }

            readonly Label lblCommand = new Label
            {
                Text = AppString.Dialog.ItemCommand,
                AutoSize = true
            };
            readonly Label lblArguments = new Label
            {
                Text = AppString.Dialog.CommandArguments,
                AutoSize = true
            };
            readonly TextBox txtCommand = new TextBox();
            readonly TextBox txtArguments = new TextBox();
            readonly Button btnOk = new Button
            {
                DialogResult = DialogResult.OK,
                Text = AppString.Dialog.Ok,
                AutoSize = true
            };
            readonly Button btnCancel = new Button
            {
                DialogResult = DialogResult.Cancel,
                Text = AppString.Dialog.Cancel,
                AutoSize = true
            };

            private void InitializeComponents()
            {
                this.Controls.AddRange(new Control[] { lblCommand, lblArguments, txtCommand, txtArguments, btnOk, btnCancel });
                int a = 20.DpiZoom();
                lblArguments.Left = lblCommand.Left = lblCommand.Top = txtCommand.Top = a;
                lblArguments.Top = txtArguments.Top = txtCommand.Bottom + a;
                btnOk.Top = btnCancel.Top = txtArguments.Bottom + a;
                int b = Math.Max(lblCommand.Width, lblArguments.Width) + 3 * a;
                this.ClientSize = new Size(250.DpiZoom() + b, btnOk.Bottom + a);
                btnOk.Anchor = btnCancel.Anchor = AnchorStyles.Right | AnchorStyles.Top;
                btnCancel.Left = this.ClientSize.Width - btnCancel.Width - a;
                btnOk.Left = btnCancel.Left - btnOk.Width - a;
                this.Resize += (sender, e) =>
                {
                    txtArguments.Width = txtCommand.Width = this.ClientSize.Width - b;
                    txtArguments.Left = txtCommand.Left = btnCancel.Right - txtCommand.Width;
                };
                this.OnResize(null);
                this.MinimumSize = this.Size;
            }
        }
    }

}