public static void OnTextContent(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var richText = (RichTextBlock)d;
var textContent = (string)e.NewValue;
richText.Blocks.Clear();
if(string.IsNullOrEmpty(textContent)) {
return;
}
var paragraph = new Paragraph();
richText.Blocks.Add(paragraph);
var matches = UrlRegex.Matches(textContent);
if(matches.Count == 0) {
paragraph.Inlines.Add(new Run { Text = textContent });
return;
}
int index = 0;
foreach(Match match in matches) {
Uri uri = null;
Uri.TryCreate(match.Value, UriKind.Absolute, out uri);
if(match.Index > 0) {
var length = match.Index - index;
if(length > 0) {
paragraph.Inlines.Add(new Run { Text = textContent.Substring(index, length) });
}
}
var underline = new Underline();
underline.Inlines.Add(new Run { Text = uri.Host });
var linkContent = new TextBlock();
linkContent.Inlines.Add(underline);
var hyperlink = new HyperlinkButton {
NavigateUri = uri,
Content = linkContent,
Style = (Style)Application.Current.Resources["TextButtonStyle"],
Margin = new Thickness(0, 0, 0, -4)
};
paragraph.Inlines.Add(
new InlineUIContainer {
Child = hyperlink
});
index = match.Index + match.Length;
}
if(index < textContent.Length - 1) {
var lastRunText = textContent.Substring(index);
if(lastRunText.Length > 0) {
paragraph.Inlines.Add(new Run { Text = lastRunText });
}
}
}
public MainPage()
{
this.InitializeComponent();
var underline = new Underline();
var run = new Run();
run.Text = "コードビハインドから下線を追加";
underline.Inlines.Add(run);
this.textBlock.Inlines.Add(underline);
//this.DataContext = new MainPageViewModel() { underlineText = "アンダーラインを引きたい場合" };
this.DataContext = new MainPageViewModel() { normalText = "アンダーラインを引きたくない場合" };
}
private void OnUnderlineAppBarCheckBoxChecked(object sender, RoutedEventArgs e) {
CheckBox chkbox = sender as CheckBox;
Inline inline = txtblk.Inlines[0];
if ((bool)chkbox.IsChecked && !(inline is Underline)) {
Underline underline = new Underline();
txtblk.Inlines[0] = underline;
underline.Inlines.Add(inline);
}
else if (!(bool)chkbox.IsChecked && inline is Underline) {
Underline underline = inline as Underline;
Run run = underline.Inlines[0] as Run;
underline.Inlines.Clear();
txtblk.Inlines[0] = run;
}
}
private static Paragraph ParseForRichTextParagraph(string message)
{
var ret = new Paragraph();
var words = message.Split(" ".ToCharArray());
foreach (var word in words)
{
if (word.Contains("@"))
ret.Inlines.Add(new Run { Text = word + " ", Foreground = greenBrush });
else if (word.Contains("#"))
ret.Inlines.Add(new Run { Text = word + " ", Foreground = orangeBrush });
else if (word.Contains("http"))
{
var ul = new Underline();
ul.Inlines.Add(new Run { Text = word + " ", Foreground = blueBrush });
ret.Inlines.Add(ul);
}
else
ret.Inlines.Add(new Run { Text = word + " " });
}
return ret;
}
private static Inline GenerateUnderline(HtmlNode node)
{
Underline u = new Underline();
AddChildren(u, node);
return u;
}
public virtual void RenderElement(IElement element, ITextContainer parent, RenderContextBase context)
{
var parentContainer = (parent as RichTextBlockContainer).Get();
Span span = new Span();
Underline underline = null;
var textDecoration = element.Style("text-decoration");
if (!string.IsNullOrEmpty(textDecoration))
{
if (textDecoration == "underline")
{
underline = new Underline();
underline.Inlines.Add(span);
}
}
var color = element.Style("color");
if (string.IsNullOrEmpty(color) == false)
{
color = color.Trim().TrimStart('#');
if (color.Length == 6)
{
var sR = color.Substring(0, 2);
var sG = color.Substring(2, 2);
var sB = color.Substring(4, 2);
byte r, g, b;
if (byte.TryParse(sR, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out r)
&& byte.TryParse(sG, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out g)
&& byte.TryParse(sB, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out b))
{
var value = Color.FromArgb(255, r, g, b);
if (value != Colors.White && value != Colors.Black)
{
if (underline != null)
{
underline.Foreground = new SolidColorBrush(value);
}
else
{
span.Foreground = new SolidColorBrush(value);
}
}
}
}
}
var fontSize = element.Style("font-size");
if (!string.IsNullOrEmpty(fontSize))
{
fontSize = fontSize.Replace("px", "");
if (underline != null)
{
underline.FontSize = double.Parse(fontSize);
}
else
{
span.FontSize = double.Parse(fontSize);
}
}
var fontWeight = element.Style("font-weight");
if (!string.IsNullOrEmpty(fontWeight))
{
if (underline != null)
{
underline.FontWeight = FontWeights.Bold;
}
else
{
span.FontWeight = FontWeights.Bold;
}
}
var textAlign = element.Style("text-align");
if (!string.IsNullOrEmpty(textAlign))
{
if (textAlign == "left")
{
parentContainer.TextAlignment = Windows.UI.Xaml.TextAlignment.Left;
}
else if (textAlign == "right")
{
parentContainer.TextAlignment = Windows.UI.Xaml.TextAlignment.Right;
}
else
{
parentContainer.TextAlignment = Windows.UI.Xaml.TextAlignment.Center;
}
}
var textStyle = element.Style("text-style");
if (!string.IsNullOrEmpty(textStyle))
{
if (textStyle == "italic")
{
if (underline != null)
{
underline.FontStyle = FontStyle.Italic;
}
else
{
span.FontStyle = FontStyle.Italic;
}
}
}
if (underline != null)
{
parent.Add(underline);
context.RenderNode(element, new SpanContainer(underline));
}
else
{
parent.Add(span);
context.RenderNode(element, new SpanContainer(span));
}
}
/// <summary>
/// Configures the dialog to act as a lockscreen.
/// </summary>
private void SetupLocked()
{
PlatformAdapter.SendToCustomLogger("PincodeDialog.SetupCreate - Configuring the dialog to act as a lockscreen", LoggingLevel.Information);
Title.Text = LocalizedStrings.GetString("passcode_enter_code_title");
ContentFooter.Text = LocalizedStrings.GetString("passcode_confirm");
Description.Text = "";
// code needed to "underline" the text
var description = new Run();
var underline = new Underline();
description.Text = LocalizedStrings.GetString("passcode_forgot_passcode");
underline.Inlines.Add(description);
Description.Inlines.Add(underline);
Passcode.KeyDown += LockedClick;
Description.Tapped += Description_Tapped;
RetryCounter = MaximumRetries;
}
private object getFormattedText(string text)
{
Inline runResult;
var run = new Run()
{
Text = text,
FontFamily = CurrentFont,
Foreground = new SolidColorBrush(CurrentTextColor),
FontWeight = IsBold ? FontWeights.Bold : FontWeights.Normal,
FontStyle = IsItalic ? FontStyle.Italic : FontStyle.Normal,
};
if (CurrentFontSize > 0)
run.FontSize = CurrentFontSize;
runResult = run;
if (IsUnderline)
{
Span underline = new Underline();
underline.Inlines.Add(run);
runResult = underline;
}
if (!(rootPanel.Background is SolidColorBrush) || CurrentBGColor != ((SolidColorBrush) rootPanel.Background).Color)
{
var tb = new TextBlock();
tb.TextWrapping = TextWrapping.WrapWholeWords;
tb.Inlines.Add(runResult);
var border = new Border();
border.Background = new SolidColorBrush(CurrentBGColor);
border.Child = tb;
////if(IsStrikethrough)
////{
//// var b = new Border();
//// b.BorderThickness = new Thickness(0,1,0,0);
//// b.HorizontalAlignment = Windows.UI.Xaml.HorizontalAlignment.Stretch;
//// b.VerticalAlignment = Windows.UI.Xaml.VerticalAlignment.Center;
//// b.BorderBrush = new SolidColorBrush(CurrentTextColor);
//// innerGrid.Children.Add(b);
////}
return border;
}
return (Inline) runResult;
}
private static Span RenderTextContent(TextModel text)
{
if (text.TextType == TextType.Bold)
{
var span = new Bold();
if (!string.IsNullOrWhiteSpace(text.Text))
span.Inlines.Add(new Run()
{
Text = text.Text
});
AddInlineChildren(span, text);
foreach (var inline in span.Inlines)
{
inline.FontWeight = FontWeights.Bold;
}
return span;
}
if (text.TextType == TextType.Cursive)
{
var span = new Span();
if (!string.IsNullOrWhiteSpace(text.Text))
span.Inlines.Add(new Run()
{
Text = text.Text
});
AddInlineChildren(span, text);
foreach (var inline in span.Inlines)
{
inline.FontStyle = FontStyle.Italic;
}
return span;
}
if (text.TextType == TextType.Hyperlink)
{
var span = new Hyperlink()
{
NavigateUri = new Uri(text.Text)
};
AddInlineChildren(span, text);
return span;
}
if (text.TextType == TextType.Underline)
{
var span = new Underline();
if (!string.IsNullOrWhiteSpace(text.Text))
span.Inlines.Add(new Run()
{
Text = text.Text
});
AddInlineChildren(span, text);
return span;
}
else//(text.TextType == TextType.Normal)
{
var span = new Span();
span.Inlines.Add(
new Run()
{
Text = text.Text
});
AddInlineChildren(span, text);
return span;
}
}
private static void ParseElement(XmlElement element, ITextContainer parent)
{
foreach (var child in element.ChildNodes)
{
if (child is Windows.Data.Xml.Dom.XmlText)
{
if (string.IsNullOrEmpty(child.InnerText) ||
child.InnerText == "\n")
{
continue;
}
parent.Add(new Run { Text = child.InnerText });
}
else if (child is XmlElement)
{
XmlElement e = (XmlElement)child;
switch (e.TagName.ToUpper())
{
case "P":
var paragraph = new Paragraph();
parent.Add(paragraph);
ParseElement(e, new ParagraphTextContainer(paragraph));
break;
case "STRONG":
var bold = new Bold();
parent.Add(bold);
ParseElement(e, new SpanTextContainer(bold));
break;
case "U":
var underline = new Underline();
parent.Add(underline);
ParseElement(e, new SpanTextContainer(underline));
break;
case "A":
ParseElement(e, parent);
break;
case "BR":
parent.Add(new LineBreak());
break;
}
}
}
}
private static void ParseElement(XmlElement element, ITextContainer parent)
{
foreach (var child in element.ChildNodes)
{
var tagNameToUpper = (child as XmlElement)?.TagName?.ToUpper();
if (!isInP
&& !(child is XmlElement && (tagNameToUpper == "P" || tagNameToUpper == "SPAN" || tagNameToUpper == "DIV" || tagNameToUpper == "IMG")))
{
var paragraph = new Paragraph();
parent.Add(paragraph);
isInP = true;
parent = new ParagraphTextContainer(parent, paragraph);
}
if (child is XmlText)
{
var text = child.InnerText.Replace("\n", "").Trim();
if (string.IsNullOrEmpty(text))
continue;
text = text.Replace("</form>", "");
parent.Add(new Run { Text = System.Net.WebUtility.HtmlDecode(text), Foreground = new SolidColorBrush(Windows.UI.Colors.Black) });
}
else if (child is XmlElement)
{
XmlElement e = (XmlElement)child;
switch (tagNameToUpper)
{
case "P":
case "DIV":
case "SPAN":
if(tagNameToUpper == "DIV")
{
var classVal = e.Attributes.FirstOrDefault(a => a.NodeName == "class")?.NodeValue?.ToString() ?? "";
if(classVal.Contains("open-list-comments") ||
classVal.Contains("open-list-footer") ||
classVal.Contains("modal-body"))
{
return;
}
}
if (isInP)
{
if (tagNameToUpper == "P")
parent.Add(new LineBreak());
ParseElement(e, parent);
}
else
{
var paragraph = new Paragraph();
parent.Add(paragraph);
isInP = true;
ParseElement(e, new ParagraphTextContainer(parent, paragraph));
isInP = false;
}
break;
case "B":
case "STRONG":
case "H1":
case "H2":
case "H3":
case "H4":
case "H5":
case "H6":
var bold = new Bold();
parent.Add(bold);
ParseElement(e, new SpanTextContainer(parent, bold));
break;
case "I":
case "EM":
var italic = new Italic();
parent.Add(italic);
ParseElement(e, new SpanTextContainer(parent, italic));
break;
case "U":
var underline = new Underline();
parent.Add(underline);
ParseElement(e, new SpanTextContainer(parent, underline));
break;
case "A":
var url = e.Attributes.FirstOrDefault(a => a.NodeName == "href")?.NodeValue;
Uri uri;
if (url != null && Uri.TryCreate(url.ToString(), UriKind.Absolute, out uri))
{
var link = new Hyperlink();
link.NavigateUri = uri;
parent.Add(link);
ParseElement(e, new SpanTextContainer(parent, link));
}
else
{
ParseElement(e, parent);
}
break;
case "BR":
parent.Add(new LineBreak());
break;
case "IMG":
var src = e.Attributes.FirstOrDefault(a => a.NodeName == "src")?.NodeValue;
Uri srcUri;
if (src != null && Uri.TryCreate(src.ToString(), UriKind.Absolute, out srcUri))
{
var img = new InlineUIContainer
{
Child = new Windows.UI.Xaml.Controls.Image()
{
Source = new BitmapImage(srcUri)
}
};
parent.AddToParentParagraph(img);
}
break;
}
}
}
}
private static void ParseElement(XmlElement element, ITextContainer parent)
{
foreach (var child in element.ChildNodes)
{
if (child is Windows.Data.Xml.Dom.XmlText)
{
if (string.IsNullOrEmpty(child.InnerText) ||
child.InnerText == "\n")
{
continue;
}
parent.Add(new Run { Text = child.InnerText.Trim(new char[] {'\n'}) });
}
else if (child is XmlElement)
{
XmlElement e = (XmlElement)child;
switch (e.TagName.ToUpper())
{
case "P":
var paragraph = new Paragraph();
parent.Add(paragraph);
ParseElement(e, new ParagraphTextContainer(paragraph));
break;
case "STRONG":
var bold = new Bold();
parent.Add(bold);
ParseElement(e, new SpanTextContainer(bold));
break;
case "U":
var underline = new Underline();
parent.Add(underline);
ParseElement(e, new SpanTextContainer(underline));
break;
case "A":
var inlineElt = new InlineUIContainer();
var hyperlink = new HyperlinkButton();
inlineElt.Child = hyperlink;
hyperlink.Style = (Style)App.Current.Resources["HyperlinkButtonStyle"];
hyperlink.Content = e.InnerText;
hyperlink.Click += delegate(object sender, RoutedEventArgs eventArgs)
{
string uriString = e.GetAttribute("href");
Messenger.Default.Send<LinkClickedMessage>(new LinkClickedMessage()
{
UriToNavigate = uriString
});
};
parent.Add(inlineElt);
//ParseElement(e, parent);
break;
case "BR":
parent.Add(new LineBreak());
break;
}
}
}
}
/// <summary>
/// Renders a header element.
/// </summary>
/// <param name="element"></param>
/// <param name="blockUIElementCollection"></param>
/// <param name="context"></param>
private void RenderHeader(HeaderBlock element, UIElementCollection blockUIElementCollection, RenderContext context)
{
var textBlock = CreateOrReuseRichTextBlock(blockUIElementCollection, context);
var paragraph = new Paragraph();
var childInlines = paragraph.Inlines;
switch (element.HeaderLevel)
{
case 1:
paragraph.Margin = Header1Margin;
paragraph.FontSize = Header1FontSize;
paragraph.FontWeight = Header1FontWeight;
break;
case 2:
paragraph.Margin = Header2Margin;
paragraph.FontSize = Header2FontSize;
paragraph.FontWeight = Header2FontWeight;
break;
case 3:
paragraph.Margin = Header3Margin;
paragraph.FontSize = Header3FontSize;
paragraph.FontWeight = Header3FontWeight;
break;
case 4:
paragraph.Margin = Header4Margin;
paragraph.FontSize = Header4FontSize;
paragraph.FontWeight = Header4FontWeight;
break;
case 5:
paragraph.Margin = Header5Margin;
paragraph.FontSize = Header5FontSize;
paragraph.FontWeight = Header5FontWeight;
break;
case 6:
paragraph.Margin = Header6Margin;
paragraph.FontSize = Header6FontSize;
paragraph.FontWeight = Header6FontWeight;
var underline = new Underline();
childInlines = underline.Inlines;
paragraph.Inlines.Add(underline);
break;
}
// Render the children into the para inline.
context.TrimLeadingWhitespace = true;
RenderInlineChildren(childInlines, element.Inlines, paragraph, context);
// Add it to the blocks
textBlock.Blocks.Add(paragraph);
}
private static void ParseElement(XmlElement element, ITextContainer parent)
{
foreach (var child in element.ChildNodes)
{
if (child is Windows.Data.Xml.Dom.XmlText)
{
if (string.IsNullOrEmpty(child.InnerText) ||
child.InnerText == "\n")
{
continue;
}
parent.Add(new Run { Text = ((XmlText)child).InnerText });
}
else if (child is XmlElement)
{
XmlElement e = (XmlElement)child;
switch (e.TagName.ToUpper())
{
case "DIV":
if (e.GetAttribute("class") == "p")
{
Paragraph paragraph = new Paragraph();
paragraph.Margin = new Thickness(0, 0, 0, 10);
//paragraph.LineHeight = 20;
parent.Add(paragraph);
ParseElement(e, new ParagraphTextContainer(paragraph));
}
else if (e.GetAttribute("class") == "label" && element.GetAttribute("class").Contains("chapter"))
{
Paragraph chapterLabel = new Paragraph();
chapterLabel.FontFamily = new FontFamily("Segoe UI");
chapterLabel.FontSize = 32;
chapterLabel.Inlines.Add(new Run { Text = "Chapter " + e.InnerText });
parent.Add(chapterLabel);
}
else
{
ParseElement(e, parent);
}
break;
case "SPAN":
//ParseElement(e, parent);
if (e.GetAttribute("class") == "heading")
{
Paragraph header = new Paragraph();
header.FontFamily = new FontFamily("Segoe UI");
header.FontSize = 20;
header.Margin = new Thickness(0, 10, 0, 5);
header.Inlines.Add(new Run { Text = e.InnerText });
parent.Add(header);
}
else if (e.GetAttribute("class") == "label" && element.GetAttribute("class").Contains("verse"))
{
Run run = new Run();
run.Text = e.InnerText;
run.FontSize = 8;
parent.Add(run);
}
else
{
ParseElement(e, parent);
}
//else
//{
// Run run = new Run();
// run.Text = e.InnerText;
// parent.Add(run);
//}
break;
case "P":
var p = new Paragraph();
parent.Add(p);
ParseElement(e, new ParagraphTextContainer(p));
break;
case "STRONG":
var bold = new Bold();
parent.Add(bold);
ParseElement(e, new SpanTextContainer(bold));
break;
case "U":
var underline = new Underline();
parent.Add(underline);
ParseElement(e, new SpanTextContainer(underline));
break;
case "A":
ParseElement(e, parent);
break;
case "BR":
parent.Add(new LineBreak());
break;
}
}
}
}
private static Inline GenerateUnderline(HtmlNode node)
{
Debug.WriteLine("Properties >>>>>> GenerateUnderline");
Underline u = new Underline();
AddChildren(u, node);
return u;
}
private static void AddUnderline(TextBlock textBlock, string content)
{
Run run = new Run();
run.Text = content;
run.Foreground = new SolidColorBrush(Colors.Blue);
Underline underline = new Underline();
underline.Inlines.Add(run);
textBlock.Inlines.Add(underline);
}