private void InnerWrite(string text, ConsoleColor foreground)
{
Run run = new Run(text)
{
Foreground = new SolidColorBrush(foreground.ToMediaColor())
};
this.ConsoleParagraph.Inlines.Add(run);
InlineCollection list = this.ConsoleParagraph.Inlines;
// 满1000行删除500行
if (list.Count > 1000)
{
int delLines = 500;
while (delLines-- > 0)
{
list.Remove(list.FirstInline);
}
}
if (ChkbIsConsoleAutoScrollToEnd.IsChecked.HasValue && ChkbIsConsoleAutoScrollToEnd.IsChecked.Value)
{
this.RichTextBox.ScrollToEnd();
}
}
protected override void Render ()
{
InlineCollection inlines = Inlines;
while (inlines.Count > 1)
inlines.Remove (inlines.LastInline);
TwitterStatusViewer v = Owner;
if (v == null) return;
Status s = v.DataContext as Status;
if (s == null) return;
Status s1 = s;
if (s.RetweetedStatus != null)
s = s.RetweetedStatus;
// 改行や連続する空白を削除
string text = s.Text;
StringBuilder sb = new StringBuilder (text.Length);
int state = 0;
for (int i = 0; i < text.Length; i ++) {
char c = text[i];
if (c == '\r' || c == '\n') continue;
if (char.IsWhiteSpace (c)) {
if (state == 1) continue;
state = 1;
} else {
state = 0;
}
sb.Append (text[i]);
}
text = sb.ToString ();
// Favoriteアイコン
ToggleButton favBtn = v.CreateFavoriteButton (s);
favBtn.Margin = new Thickness (0, 0, 3, 0);
inlines.Add (favBtn);
// 名前を追加
RoutedEventHandler defLinkHandler = new RoutedEventHandler (v.Hyperlink_Click);
DependencyProperty nameFg = TwitterStatusViewer.NameForegroundProperty;
inlines.Add (v.CreateHyperlink (s.User.ScreenName, "/" + s.User.ScreenName, nameFg, FontWeights.Bold, defLinkHandler));
inlines.Add (" ");
// 本文を追加
v.CreateTweetBody (text, inlines);
// 返信情報を追加
if (!string.IsNullOrEmpty (s.InReplyToScreenName)) {
inlines.Add (v.CreateTextBlock (" in reply to ", FontWeights.Normal, nameFg));
inlines.Add (v.CreateHyperlink ("@" + s.InReplyToScreenName, "/" + s.InReplyToScreenName + (s.InReplyToStatusId == 0 ? string.Empty : "/status/" + s.InReplyToStatusId.ToString ()), nameFg, FontWeights.Bold, defLinkHandler));
}
if (s != s1) {
inlines.Add (v.CreateTextBlock (" RT by ", FontWeights.Normal, nameFg));
inlines.Add (v.CreateHyperlink ("@" + s1.User.ScreenName, "/" + s1.User.ScreenName, nameFg, FontWeights.Bold, defLinkHandler));
}
}
private void DoMouseDownStuff(TextMediaBindableRun run, InlineCollection inlines)
{
DeactivateLastInlineBoxed();
TextMediaTextBox tb = new TextMediaTextBox(run.TextMedia);
InlineUIContainer newInlineBoxed = new InlineUIContainer(tb);
inlines.InsertAfter(run, newInlineBoxed);
inlines.Remove(run);
run.MouseDown -= new MouseButtonEventHandler(curRun_MouseDown);
run.MouseEnter -= new MouseEventHandler(curRun_MouseEnter);
run.MouseLeave -= new MouseEventHandler(curRun_MouseLeave);
run.InvalidateBinding();
mLastInlineBoxed = tb;
}
/// <summary>
/// Renders an image element.
/// </summary>
/// <param name="inlineCollection"> The list to add to. </param>
/// <param name="element"> The parsed inline element to render. </param>
/// <param name="context"> Persistent state. </param>
private async void RenderImage(InlineCollection inlineCollection, ImageInline element, RenderContext context)
{
var placeholder = RenderTextRun(inlineCollection, new TextRunInline {
Text = element.Text, Type = MarkdownInlineType.TextRun
}, context);
var resolvedImage = await _imageResolver.ResolveImageAsync(element.Url, element.Tooltip);
// if image can not be resolved we have to return
if (resolvedImage == null)
{
return;
}
var image = new Image();
var imageContainer = new InlineUIContainer()
{
Child = image
};
image.Source = resolvedImage;
image.HorizontalAlignment = HorizontalAlignment.Left;
image.VerticalAlignment = VerticalAlignment.Top;
image.Stretch = ImageStretch;
ToolTipService.SetToolTip(image, element.Tooltip);
// Try to add it to the current inlines
// Could fail because some containers like Hyperlink cannot have inlined images
try
{
var placeholderIndex = inlineCollection.IndexOf(placeholder);
inlineCollection.Remove(placeholder);
inlineCollection.Insert(placeholderIndex, imageContainer);
}
catch
{
// Ignore error
}
}
private void AppendImpl(string text)
{
// 追加するRunを作成
Run run, oldrun = null;
if (_stack.Count > 0 && (_stack.Peek() is Run))
{
oldrun = (Run)_stack.Pop();
run = new Run(oldrun.Text + text);
}
else
{
run = new Run(text);
}
// Runを追加するべきコレクションを取得
InlineCollection inlines = GetNearestInlineCollection();
inlines.Remove(oldrun);
inlines.Add(run);
// スタックに乗せておく
_stack.Push(run);
}
private TextMediaBindableRun DoCloseSelf(bool saveContent, InlineUIContainer container, InlineCollection inlines)
{
if (saveContent)
{
BindingExpression be = GetBindingExpression(TextBox.TextProperty);
be.UpdateSource();
//mLastInlineBoxed.OriginalText.setText(mLastInlineBoxed.Text);
if (Text != OriginalText.Text)
{
//newRun.Text = mLastInlineBoxed.Text;
}
}
TextMediaBindableRun newRun = new TextMediaBindableRun(OriginalText);
InvalidateBinding();
inlines.InsertAfter(container, newRun);
inlines.Remove(container);
return(newRun);
}
/// <summary>
/// Event handler for KeyDown event to auto-detect hyperlinks on space, enter and backspace keys.
/// </summary>
private static void OnKeyDown(object sender, KeyEventArgs e)
{
var myRichTextBox = (MyRichTextBox)sender;
if (e.Key != Key.Space && e.Key != Key.Back && e.Key != Key.Return)
{
return;
}
if (!myRichTextBox.Selection.IsEmpty)
{
myRichTextBox.Selection.Text = String.Empty;
}
TextPointer caretPosition = myRichTextBox.Selection.Start;
if (e.Key == Key.Space || e.Key == Key.Return)
{
TextPointer wordStartPosition;
string word = GetPreceedingWordInParagraph(caretPosition, out wordStartPosition);
if (word == "www.microsoft.com")
// A real app would need a more sophisticated RegEx match expression for hyperlinks.
{
// Insert hyperlink element at word boundaries.
var start = wordStartPosition.GetPositionAtOffset(0, LogicalDirection.Backward);
var end = caretPosition.GetPositionAtOffset(0, LogicalDirection.Forward);
if (start != null)
{
if (end != null)
{
new Hyperlink(start
, end);
}
}
// No need to update RichTextBox caret position,
// since we only inserted a Hyperlink ElementEnd following current caretPosition.
// Subsequent handling of space input by base RichTextBox will update selection.
}
}
else // Key.Back
{
TextPointer backspacePosition = caretPosition.GetNextInsertionPosition(LogicalDirection.Backward);
Hyperlink hyperlink;
if (backspacePosition != null &&
IsHyperlinkBoundaryCrossed(caretPosition, backspacePosition, out hyperlink))
{
// Remember caretPosition with forward gravity. This is necessary since we are going to delete
// the hyperlink element preceeding caretPosition and after deletion current caretPosition
// (with backward gravity) will follow content preceeding the hyperlink.
// We want to remember content following the hyperlink to set new caret position at.
TextPointer newCaretPosition = caretPosition.GetPositionAtOffset(0, LogicalDirection.Forward);
// Deleting the hyperlink is done using logic below.
// 1. Copy its children Inline to a temporary array.
InlineCollection hyperlinkChildren = hyperlink.Inlines;
var inlines = new Inline[hyperlinkChildren.Count];
hyperlinkChildren.CopyTo(inlines, 0);
// 2. Remove each child from parent hyperlink element and insert it after the hyperlink.
for (int i = inlines.Length - 1; i >= 0; i--)
{
hyperlinkChildren.Remove(inlines[i]);
if (hyperlink.SiblingInlines != null)
{
hyperlink.SiblingInlines.InsertAfter(hyperlink, inlines[i]);
}
}
// 3. Apply hyperlink's local formatting properties to inlines (which are now outside hyperlink scope).
LocalValueEnumerator localProperties = hyperlink.GetLocalValueEnumerator();
var inlineRange = new TextRange(inlines[0].ContentStart, inlines[inlines.Length - 1].ContentEnd);
while (localProperties.MoveNext())
{
LocalValueEntry property = localProperties.Current;
DependencyProperty dp = property.Property;
object value = property.Value;
if (!dp.ReadOnly &&
dp != Inline.TextDecorationsProperty && // Ignore hyperlink defaults.
dp != TextElement.ForegroundProperty &&
!IsHyperlinkProperty(dp))
{
inlineRange.ApplyPropertyValue(dp, value);
}
}
// 4. Delete the (empty) hyperlink element.
if (hyperlink.SiblingInlines != null)
{
hyperlink.SiblingInlines.Remove(hyperlink);
}
// 5. Update selection, since we deleted Hyperlink element and caretPosition was at that Hyperlink's end boundary.
if (newCaretPosition != null)
{
myRichTextBox.Selection.Select(newCaretPosition, newCaretPosition);
}
}
}
}
private void RemoveHyperlinkFormat()
{
TextPointer caretPosition = Selection.Start;
TextPointer backspacePosition = caretPosition.GetNextInsertionPosition(LogicalDirection.Backward);
Hyperlink hyperlink = default(Hyperlink);
try
{
if (backspacePosition != null && IsHyperlinkBoundaryCrossed(caretPosition, backspacePosition, ref hyperlink))
{
// Remember caretPosition with forward gravity. This is necessary since we are going to delete
// the hyperlink element preceding caretPosition and after deletion current caretPosition
// (with backward gravity) will follow content preceding the hyperlink.
// We want to remember content following the hyperlink to set new caret position at.
TextPointer newCaretPosition = caretPosition.GetPositionAtOffset(0, LogicalDirection.Forward);
// 1. Copy its children Inline to a temporary array
InlineCollection hyperlinkChildren = hyperlink.Inlines;
Inline[] inlines = new Inline[hyperlinkChildren.Count];
hyperlinkChildren.CopyTo(inlines, 0);
// 2. Remove each child from parent hyperlink element and insert it after the hyperlink
for (int i = inlines.Length - 1; i >= 0; i--)
{
hyperlinkChildren.Remove(inlines[i]);
if (hyperlink.SiblingInlines != null)
{
hyperlink.SiblingInlines.InsertAfter(hyperlink, inlines[i]);
}
}
// 3. Apply hyperlink local formatting properties to inlines (which are now outside hyperlink scope)
LocalValueEnumerator localProperties = hyperlink.GetLocalValueEnumerator();
TextRange inlineRange = new TextRange(inlines[0].ContentStart, inlines[inlines.Length - 1].ContentEnd);
while (localProperties.MoveNext())
{
LocalValueEntry property = localProperties.Current;
DependencyProperty dependencyProperty = property.Property;
object value = property.Value;
// Ignore hyperlink defaults
if (dependencyProperty.ReadOnly == false &&
dependencyProperty.Equals(Inline.TextDecorationsProperty) == false &&
dependencyProperty.Equals(TextElement.ForegroundProperty) == false &&
dependencyProperty.Equals(BaseUriHelper.BaseUriProperty) == false &&
IsHyperlinkProperty(dependencyProperty) == false &&
dependencyProperty.Name.Equals("IsEnabled") == false)
{
inlineRange.ApplyPropertyValue(dependencyProperty, value);
}
}
// 4. Delete the (empty) hyperlink element
if (hyperlink.SiblingInlines != null)
{
hyperlink.RequestNavigate -= OnRequestNavigate;
hyperlink.SiblingInlines.Remove(hyperlink);
}
// 5. Update selection, since we deleted Hyperlink element and caretPosition was at that hyperlink's end boundary
Selection.Select(newCaretPosition, newCaretPosition);
}
}
catch (Exception ex)
{
Log.Error("Error while removing hyperlink format: {EX}", ex);
}
}
