public MainWindow()
{
InitializeComponent();
// 更新状态栏
CodeBox.SelectionChanged += (s, e) =>
{
int lineIndex = CodeBox.GetLineIndexFromCharacterIndex(CodeBox.CaretIndex);
LineIndexSBI.Content = lineIndex + 1;
ColIndexSBI.Content = CodeBox.CaretIndex - CodeBox.GetCharacterIndexFromLineIndex(lineIndex) + 1;
SelectionLengthSBI.Content = CodeBox.SelectionLength;
};
CodeBox.DecorationScheme = CodeBoxControl.Decorations.DecorationSchemes.Java;
}
/// <summary>
/// 启动编译
/// </summary>
private async void RunAsync()
{
StateSBI.Content = "编译中...";
if (parserAdapter == null)
{
parserAdapter = new ParserAdapter();
}
var result = await parserAdapter.Compile(CodeBox.Text,
Path.RULE_PATH,
Path.CFG_PATH);
FirstTableDataGrid.ItemsSource = result.First;
FollowTableDataGrid.ItemsSource = result.Follow;
ASTView.ItemsSource = new List <Node>()
{
result.Root
};
ArithResultDataGrid.ItemsSource = result.ArithResult;
ErrorDataGrid.ItemsSource = result.Errors;
CodeBox.popup.ClearTokens();
foreach (var id in result.IDs)
{
int index = CodeBox.popup.tokens.BinarySearch(id);
if (index < 0)
{
CodeBox.popup.tokens.Insert(~index, id);
}
}
CodeBox.popup.RefreshList();
var pairDecoration = new CodeBoxControl.Decorations.PairDecoration()
{
DecorationType = CodeBoxControl.Decorations.EDecorationType.Underline,
Brush = new SolidColorBrush(Color.FromArgb(255, 255, 0, 0)),
};
foreach (var error in result.Errors)
{
int offset = CodeBox.GetCharacterIndexFromLineIndex(error.Row - 1) + error.Col - 1;
pairDecoration.Pairs.Add(new CodeBoxControl.Pair(offset, error.WordLength));
}
CodeBox.Decorations.Clear();
CodeBox.Decorations.Add(pairDecoration);
CodeBox.InvalidateVisual();
StateSBI.Content = "就绪";
}
/// <summary>
/// 注释多行
/// </summary>
private void CommentMultiLines()
{
// 将选择区域修正成首行行头到末行行尾
int firstLine = CodeBox.GetLineIndexFromCharacterIndex(CodeBox.SelectionStart);
int lastLine = CodeBox.GetLineIndexFromCharacterIndex(CodeBox.SelectionStart + CodeBox.SelectionLength);
CodeBox.SelectionStart = CodeBox.GetCharacterIndexFromLineIndex(firstLine);
CodeBox.SelectionLength = CodeBox.GetCharacterIndexFromLineIndex(lastLine)
+ CodeBox.GetLineLength(lastLine)
- CodeBox.SelectionStart;
string[] lines = CodeBox.SelectedText.Split('\n');
StringBuilder sb = new StringBuilder();
int i = 0;
for (; i < lines.Length - 1; i++)
{
sb.Append("//").Append(lines[i]).Append('\n');
}
sb.Append("//").Append(lines[i]);
CodeBox.textChangedEnable = false;
CodeBox.SelectedText = sb.ToString();
CodeBox.textChangedEnable = true;
}
/// <summary>
/// 注释单行
/// </summary>
private void CommentOneLine()
{
int lineindex = CodeBox.GetLineIndexFromCharacterIndex(CodeBox.SelectionStart);
int firstCharIndex = CodeBox.GetCharacterIndexFromLineIndex(lineindex);
int lastCharIndex = firstCharIndex + CodeBox.GetLineLength(lineindex) - 1;
// 判断是否选择了该行所有非空白字符
bool selectWholeLine = true;
for (int i = firstCharIndex; i <= lastCharIndex; i++)
{
if (i >= CodeBox.SelectionStart && i < CodeBox.SelectionStart + CodeBox.SelectionLength)
{
continue;
}
else if (char.IsWhiteSpace(CodeBox.Text[i]))
{
continue;
}
else
{
selectWholeLine = false;
break;
}
}
CodeBox.textChangedEnable = false;
if (selectWholeLine)
{
CodeBox.SelectedText = "//" + CodeBox.SelectedText;
}
else
{
CodeBox.SelectedText = "/*" + CodeBox.SelectedText + "*/";
}
CodeBox.textChangedEnable = true;
}
