xenadmin/XenAdmin/Dialogs/NewCustomFieldDialog.cs

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using System;
using XenAdmin.CustomFields;
using XenAdmin.Network;

namespace XenAdmin.Dialogs
{
    public partial class NewCustomFieldDialog : XenDialogBase
    {
        public NewCustomFieldDialog(IXenConnection conn)
            :base(conn)
        {
            InitializeComponent();

            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();
        }
    }
}