public void InsertText(string text, int offset)
{
Focus();
CaretPosition.DeleteTextInRun(-offset); //remove the first part of the word we are replacing
CaretPosition.InsertTextInRun(text);
TextPointer pointer = CaretPosition.GetPositionAtOffset(text.Length);
if (pointer != null)
{
CaretPosition = pointer;
}
}
private void InsertText(string text)
{
if (isBurnMode)
{
return;
}
Focus();
//删除输入 包括@
TextPointer p = CaretPosition.GetPositionAtOffset(-sbLastWords.Length - 1);
if (p != null)
{
CaretPosition = p;
}
var getGroupMembersUser = RichTextSource.FirstOrDefault(c => c.userNum + c.userName == text);
text = "@" + text;
CaretPosition.DeleteTextInRun(sbLastWords.Length + 1);
//pTalk = p.Paragraph;
//插入选中项 todo
TextBlock tbLeft = new TextBlock()
{
Text = text, FontSize = 12, Foreground = new SolidColorBrush(talkColor)
};
if (getGroupMembersUser != null)
{
tbLeft.Tag = getGroupMembersUser.userId;
}
else if (text.Contains("全体"))
{
tbLeft.Tag = groupId;
}
TextPointer point = this.Selection.Start;
InlineUIContainer uiContainer = new InlineUIContainer(tbLeft, point);
TextPointer nextPoint = uiContainer.ContentEnd;
this.CaretPosition = nextPoint;
this.CaretPosition.InsertTextInRun(" ");//加入空格
//pTalk.Inlines.Add(tbLeft);
//this.Document.Blocks.Add(pTalk);
//TextPointer pointer = this.Document.ContentEnd;
//if (pointer != null)
//{
// CaretPosition = pointer;
//}
//CaretPosition.InsertTextInRun(" ");//加入空格
//TextPointer pp = CaretPosition.GetPositionAtOffset(1);
//if (pp != null)
//{
// CaretPosition = pp;
//}
}
private void AppendContainer(Inline container)
{
_suppressRecognition = true;
CaretPosition = CaretPosition.DocumentEnd;
var length = CaretPosition.GetTextRunLength(LogicalDirection.Backward);
CaretPosition = CaretPosition.GetPositionAtOffset(-length);
if (CaretPosition != null)
{
CaretPosition.DeleteTextInRun(length);
var paragraph = CaretPosition.Paragraph;
if (paragraph != null)
{
paragraph.Inlines.Add(container);
}
CaretPosition = CaretPosition.DocumentEnd;
}
_suppressRecognition = false;
}
