public DialogText(string document)
{
this.HyperlinkCommand = new LambdaUICommand(Properties.Resources.CommandHyperlink,
o => {
try {
DialogHyperlink dialog = new DialogHyperlink(this.editor)
{
Owner = this
};
dialog.ShowDialog();
} catch (Exception exception) {
App.Mainframe.ReportException(exception);
}
}
);
this.InsertImageCommand = new LambdaUICommand(Properties.Resources.CommandInsertImage, o => this.InsertImage());
this.Document = document;
this.DataContext = this;
this.InitializeComponent();
if (!string.IsNullOrEmpty(this.Document))
{
FlowDocument flowDoc = TextNote.Load(this.Document);
if (flowDoc != null)
{
this.editor.Document = flowDoc;
}
}
}
public DialogHyperlink(RichTextBox textBox)
{
this.textBox = textBox;
Hyperlink link = DialogHyperlink.SelectedHyperlink(this.textBox);
if (link != null)
{
TextRange range = new TextRange(link.ContentStart, link.ContentEnd);
this.HyperlinkText = range.Text;
this.HyperlinkUrl = link.NavigateUri.ToString();
textBox.Selection.Select(link.ElementStart, link.ElementEnd);
}
else
{
this.HyperlinkText = this.textBox.Selection.Text;
string text = this.HyperlinkText.Trim();
if (DialogHyperlink.IsUrl(text))
{
this.HyperlinkUrl = text;
}
else
{
this.HyperlinkUrl = string.Empty;
}
}
this.DataContext = this;
this.InitializeComponent();
}
private void ValidateHyperlink()
{
bool validText = 0 < this.HyperlinkText.Trim().Length;
this.errorInfo.Clear();
if (!validText)
{
this.errorInfo["HyperlinkText"] = Properties.Resources.ErrorHyperlinkText;
}
bool validUrl = DialogHyperlink.IsValidUrl(this.HyperlinkUrl);
if (!validUrl)
{
this.errorInfo["HyperlinkUrl"] = Properties.Resources.ErrorHyperlinkUrl;
}
this.IsValidHyperlink = validText && validUrl;
if (0 < this.errorInfo.Count)
{
StringBuilder stringBuilder = new StringBuilder();
foreach (string error in this.errorInfo.Values)
{
stringBuilder.AppendLine(error);
}
this.Error = stringBuilder.ToString();
}
else
{
this.Error = string.Empty;
}
}
private static Hyperlink SelectedHyperlink(RichTextBox textBox)
{
if (textBox.Selection.IsEmpty)
{
return(DialogHyperlink.SelectedHyperlink(textBox.Selection.Start));
}
else
{
Hyperlink h1 = DialogHyperlink.SelectedHyperlink(textBox.Selection.Start);
Hyperlink h2 = DialogHyperlink.SelectedHyperlink(textBox.Selection.End);
if (h1 == h2 && h1 != null)
{
return(h1);
}
if (h1 != null)
{
return(h1);
}
if (h2 != null)
{
return(h2);
}
h1 = DialogHyperlink.FindHyperlink(textBox.Selection.Start, LogicalDirection.Forward);
h2 = DialogHyperlink.FindHyperlink(textBox.Selection.End, LogicalDirection.Backward);
if (h1 == h2)
{
return(h1);
}
}
return(null);
}
private static Hyperlink FindHyperlink(TextPointer textPointer, LogicalDirection logicalDirection)
{
TextPointer tp = textPointer.GetNextInsertionPosition(logicalDirection);
if (tp != null)
{
return(DialogHyperlink.SelectedHyperlink(tp));
}
return(null);
}
private void ButtonOkClick(object sender, RoutedEventArgs e)
{
try {
if (0 < this.HyperlinkText.Length && DialogHyperlink.IsValidUrl(this.HyperlinkUrl))
{
this.textBox.Selection.Text = this.HyperlinkText;
Hyperlink h = new Hyperlink(this.textBox.Selection.Start, this.textBox.Selection.End);
UriBuilder builder = new UriBuilder(this.HyperlinkUrl);
h.NavigateUri = new Uri(builder.Uri.AbsoluteUri);
this.Close();
}
} catch (Exception exception) {
App.Mainframe.ReportException(exception);
}
}