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 *     following disclaimer. 
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 *     following disclaimer in the documentation and/or other 
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 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
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 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using XenAdmin.Core;
using XenAdmin.CustomFields;
using XenAdmin.SettingsPanels;
using XenAdmin.XenSearch;
using XenAdmin.Network;

namespace XenAdmin.Dialogs
{
    public partial class NewCustomFieldDialog : XenDialogBase
    {
        public NewCustomFieldDialog(IXenConnection c)
        {
            InitializeComponent();
            this.connection = c;
            okButton.Enabled = !string.IsNullOrEmpty(NameTextBox.Text);
            TypeComboBox.SelectedIndex = 0;
        }

        public CustomFieldDefinition Definition
        {
            get
            {
                return new CustomFieldDefinition(NameTextBox.Text.Trim(), 
                    (CustomFieldDefinition.Types)TypeComboBox.SelectedIndex);
            }
        }

        private void NameTextBox_TextChanged(object sender, EventArgs e)
        {
            okButton.Enabled = EnableOKButton();
            DuplicateWarning.Visible = IsDuplicate();
        }

        private bool IsDuplicate()
        {
            foreach (CustomFieldDefinition customFieldDefinition in CustomFieldsManager.GetCustomFields(connection))
                if (customFieldDefinition.Name.Trim() == Definition.Name.Trim())
                    return true;
            return false;
        }

        private bool EnableOKButton()
        {
            return !string.IsNullOrEmpty(NameTextBox.Text.Trim()) && !IsDuplicate();
        }
    }
}