本文整理汇总了C#中TextBuffer.UndoTextEditing方法的典型用法代码示例。如果您正苦于以下问题：C# TextBuffer.UndoTextEditing方法的具体用法？C# TextBuffer.UndoTextEditing怎么用？C# TextBuffer.UndoTextEditing使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TextBuffer的用法示例。
在下文中一共展示了TextBuffer.UndoTextEditing方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: TestSecondLastLineDeleteUndo
public void TestSecondLastLineDeleteUndo()
{
string initialContent = "First line\nSecond line\nThird line\nFourth line";
TextBuffer localBuffer = new TextBuffer(initialContent);
Assert.AreEqual(4, localBuffer.GetLineCount());
Assert.AreEqual("First line\n", localBuffer.GetLineContent(0));
Assert.AreEqual("Second line\n", localBuffer.GetLineContent(1));
Assert.AreEqual("Third line\n", localBuffer.GetLineContent(2));
Assert.AreEqual("Fourth line", localBuffer.GetLineContent(3));
// Replace the second last line when there's no "\n" on the fourth line.
localBuffer.ReplaceText(2, 0, 2, 11, "Three line\n");
Assert.AreEqual(4, localBuffer.GetLineCount());
Assert.AreEqual("First line\n", localBuffer.GetLineContent(0));
Assert.AreEqual("Second line\n", localBuffer.GetLineContent(1));
Assert.AreEqual("Three line\n", localBuffer.GetLineContent(2));
Assert.AreEqual("Fourth line", localBuffer.GetLineContent(3));
// Undo once should restore the original third line content.
System.Drawing.Point cursorPosition = new Point();
localBuffer.UndoTextEditing(ref cursorPosition);
Assert.AreEqual(4, localBuffer.GetLineCount());
Assert.AreEqual("First line\n", localBuffer.GetLineContent(0));
Assert.AreEqual("Second line\n", localBuffer.GetLineContent(1));
Assert.AreEqual("Third line\n", localBuffer.GetLineContent(2));
Assert.AreEqual("Fourth line", localBuffer.GetLineContent(3));
}示例2: TestSameLineDeleteUndo
public void TestSameLineDeleteUndo()
{
string initialContent = "First line\nSecond line\nThird line\nFourth line\n";
TextBuffer localBuffer = new TextBuffer(initialContent);
Assert.AreEqual(5, localBuffer.GetLineCount());
Assert.AreEqual("First line\n", localBuffer.GetLineContent(0));
Assert.AreEqual("Fourth line\n", localBuffer.GetLineContent(3));
// Continuously deleting the line-break on first line.
localBuffer.ReplaceText(0, 10, 0, 11, string.Empty);
localBuffer.ReplaceText(0, 21, 0, 22, string.Empty);
localBuffer.ReplaceText(0, 31, 0, 32, string.Empty);
// Now we're left with just one line-break at the end of "Fourth line\n".
Assert.AreEqual(2, localBuffer.GetLineCount());
Assert.AreEqual("First lineSecond lineThird lineFourth line\n", localBuffer.GetLineContent(0));
System.Drawing.Point dummyCursor = new Point();
// Undo once, should break the first line up again.
localBuffer.UndoTextEditing(ref dummyCursor);
Assert.AreEqual(3, localBuffer.GetLineCount());
Assert.AreEqual("First lineSecond lineThird line\n", localBuffer.GetLineContent(0));
// Undo once more, should break the first line up again.
localBuffer.UndoTextEditing(ref dummyCursor);
Assert.AreEqual(4, localBuffer.GetLineCount());
Assert.AreEqual("First lineSecond line\n", localBuffer.GetLineContent(0));
// Undo once more, should break the first line up again.
localBuffer.UndoTextEditing(ref dummyCursor);
Assert.AreEqual(5, localBuffer.GetLineCount());
Assert.AreEqual("First line\n", localBuffer.GetLineContent(0));
Assert.AreEqual("Second line\n", localBuffer.GetLineContent(1));
Assert.AreEqual("Third line\n", localBuffer.GetLineContent(2));
Assert.AreEqual("Fourth line\n", localBuffer.GetLineContent(3));
}示例3: TestInsertTextLastLineUndo03
public void TestInsertTextLastLineUndo03()
{
string initialContent = "Master Wayne";
TextBuffer localBuffer = new TextBuffer(initialContent);
Assert.AreEqual(1, localBuffer.GetLineCount());
Assert.AreEqual("Master Wayne", localBuffer.GetLineContent(0));
localBuffer.ReplaceText(0, 0, 0, 12, "\n\nBatman\n\n");
Assert.AreEqual(5, localBuffer.GetLineCount());
Assert.AreEqual("\n", localBuffer.GetLineContent(0));
Assert.AreEqual("\n", localBuffer.GetLineContent(1));
Assert.AreEqual("Batman\n", localBuffer.GetLineContent(2));
Assert.AreEqual("\n", localBuffer.GetLineContent(3));
System.Drawing.Point cursorPosition = new Point();
localBuffer.UndoTextEditing(ref cursorPosition);
Assert.AreEqual(1, localBuffer.GetLineCount());
Assert.AreEqual("Master Wayne", localBuffer.GetLineContent(0));
localBuffer.RedoTextEditing(ref cursorPosition);
Assert.AreEqual("\n", localBuffer.GetLineContent(0));
Assert.AreEqual("\n", localBuffer.GetLineContent(1));
Assert.AreEqual("Batman\n", localBuffer.GetLineContent(2));
Assert.AreEqual("\n", localBuffer.GetLineContent(3));
}示例4: TestReplaceUndo01
public void TestReplaceUndo01()
{
string initialContent = "First line\nSecond line\nThird line\nFourth line";
TextBuffer localBuffer = new TextBuffer(initialContent);
Assert.AreEqual(4, localBuffer.GetLineCount());
localBuffer.FindReplace("line", "design", FindOptions.ReplaceOnce);
List<FindPosition> findResults = new List<FindPosition>();
localBuffer.GetSearchResults(ref findResults);
Assert.AreEqual(4, findResults.Count);
Assert.AreEqual("First design\n", localBuffer.GetLineContent(0));
Point cursor = new Point(0, 0);
localBuffer.UndoTextEditing(ref cursor);
Assert.AreEqual("First line\n", localBuffer.GetLineContent(0));
}示例5: TestInsertTextLastLineUndo01
public void TestInsertTextLastLineUndo01()
{
string initialContent = "First line\nSecond line\nThird line\nFourth line\n";
TextBuffer localBuffer = new TextBuffer(initialContent);
Assert.AreEqual(5, localBuffer.GetLineCount());
Assert.AreEqual("First line\n", localBuffer.GetLineContent(0));
Assert.AreEqual("Second line\n", localBuffer.GetLineContent(1));
Assert.AreEqual("Third line\n", localBuffer.GetLineContent(2));
Assert.AreEqual("Fourth line\n", localBuffer.GetLineContent(3));
localBuffer.InsertText(4, 0, "Fifth line\nSixth line\n");
Assert.AreEqual(7, localBuffer.GetLineCount());
Assert.AreEqual("Fifth line\n", localBuffer.GetLineContent(4));
Assert.AreEqual("Sixth line\n", localBuffer.GetLineContent(5));
System.Drawing.Point cursorPosition = new Point();
localBuffer.UndoTextEditing(ref cursorPosition);
Assert.AreEqual(5, localBuffer.GetLineCount());
Assert.AreEqual("First line\n", localBuffer.GetLineContent(0));
Assert.AreEqual("Second line\n", localBuffer.GetLineContent(1));
Assert.AreEqual("Third line\n", localBuffer.GetLineContent(2));
Assert.AreEqual("Fourth line\n", localBuffer.GetLineContent(3));
}