diff options
| -rw-r--r-- | windows/WinUI/MainWindow.xaml.cs | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/windows/WinUI/MainWindow.xaml.cs b/windows/WinUI/MainWindow.xaml.cs index 3e00255c..afe6947c 100644 --- a/windows/WinUI/MainWindow.xaml.cs +++ b/windows/WinUI/MainWindow.xaml.cs @@ -22,6 +22,8 @@ namespace WinUI public partial class MainWindow : Window { APIHandler handler = new APIHandler(); + Regex charRegex = new Regex("[0-9a-fxA-FX]"); + Regex wholeStringRegex = new Regex("^[0-9a-fxA-FX]+$"); public MainWindow() { @@ -29,6 +31,8 @@ namespace WinUI updateStatus(); updateNetworks(); + + DataObject.AddPastingHandler(joinNetworkID, OnPaste); } private void updateStatus() @@ -61,8 +65,20 @@ namespace WinUI private void OnNetworkEntered(object sender, TextCompositionEventArgs e) { - Regex regex = new Regex("[0-9a-fxA-FX]"); - e.Handled = !regex.IsMatch(e.Text); + e.Handled = !charRegex.IsMatch(e.Text); + } + + private void OnPaste(object sender, DataObjectPastingEventArgs e) + { + var isText = e.SourceDataObject.GetDataPresent(DataFormats.UnicodeText, true); + if (!isText) return; + + var text = e.SourceDataObject.GetData(DataFormats.UnicodeText) as string; + + if (!wholeStringRegex.IsMatch(text)) + { + e.CancelCommand(); + } } } } |