using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows; using System.Windows.Controls; using System.Windows.Data; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Navigation; using System.Windows.Shapes; namespace DeviceManagement.Views { /// /// Interaction logic for DeviceManager.xaml /// public partial class DeviceManager : UserControl { public DeviceManager() { InitializeComponent(); } private void TextBox_GotFocus(object sender, RoutedEventArgs e) { if (sender is not TextBox textBox) return; if (textBox.Text == "Search") textBox.Text = string.Empty; } private void TextBox_LostFocus(object sender, RoutedEventArgs e) { if (sender is not TextBox textBox) return; if (textBox.Text == string.Empty) textBox.Text = "Search"; } } }