public static List <TextSpan> GetEmptyRegions(VSTextView textView)
{
List <TextSpan> allRegions = new List <TextSpan>();
List <TextSpan> textSpans = GetAllRegions(textView.GetWholeText());
for (int i = 0; i < textSpans.Count; i++)
{
TextSpan region = textSpans[i];
bool hasContent = false;
//检测start和end之间是否都是空行
for (int j = region.iStartLine + 1; j <= region.iEndLine - 1; j++)
{
string s = textView.GetOneLineText(j);
if (!string.IsNullOrEmpty(s.Trim()))
{
//region之间有内容
hasContent = true;
break;
}
}
if (!hasContent)
{
allRegions.Add(region);
}
}
return(allRegions);
}
protected override void OnExecute(Microsoft.VisualStudio.Shell.OleMenuCommand command)
{
VSCodeModel codeModel = new VSCodeModel();
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
if (string.IsNullOrEmpty(textView.GetSelectedText().Trim()))
{
MessageBox.Show("please select valid text");
return;
}
//需要判断选中的内容属于哪个类或结构体下面
TextSpan ts = textView.GetSelectedSpan();
CodeElement classElement = GetClassElementSelectionBelong(textView, codeModel);
if (classElement == null)
{
MessageBox.Show("Can't detect which class or struct the selection belongs to");
return;
}
MoveToRegionForm form = new MoveToRegionForm(classElement);
form.OnSelectRegion += form_OnSelectRegion;
form.ShowDialog();
}
private bool ReplaceComment()
{
//找到光标所在行的注释的textspan
//在首尾添加增加的注释
TextSpan textSpan = GetCommentTextSpanAtCurrentCaret();
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
if (textView != null && textSpan.iStartLine != -1)
{
//查看是否已经被替换过了
if (textView.GetOneLineText(textSpan.iStartLine + 1).Trim().StartsWith("///") &&
!textView.GetOneLineText(textSpan.iStartLine).Trim().StartsWith("#region"))
{
//using (VSUndo.StartUndo())
//{
// string spaceStr = GetSpaceBeforeComment(textView.GetOneLineText(textSpan.iStartLine + 1));
// textView.InsertText("\r\n" + spaceStr + "#region test", textSpan.iStartLine, 0);
// textView.InsertText(spaceStr + "#endregion\r\n", textSpan.iEndLine + 1, 0);
// textView.SetCursorPositon(textSpan.iStartLine + 1, spaceStr.Length);
// VSDocument.SaveActiveDocument();
// DelayExecute.Execute(3000, () =>
// {
// VSBase.ExecuteCommand((uint)VSConstants.VSStd2KCmdID.OUTLN_TOGGLE_CURRENT);
// });
// return false;
//}
}
}
return(true);
}
/// <summary>
/// 得到选中部分所在的classElement
/// </summary>
/// <returns></returns>
private CodeElement GetClassElementSelectionBelong(VSTextView textView, VSCodeModel codeModel)
{
TextSpan ts = textView.GetSelectedSpan();
return(codeModel.GetClassInCurrentFile().Where(o =>
o.StartPoint.Line < ts.iStartLine &&
o.EndPoint.Line > ts.iEndLine).FirstOrDefault());
}
protected override void OnExecute(Microsoft.VisualStudio.Shell.OleMenuCommand command)
{
int curLineIndex, curColumnIndex;
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
if (textView == null)
{
MessageBox.Show("textView is null");
return;
}
textView.GetCursorPositon(out curLineIndex, out curColumnIndex);
//帮助：http://social.msdn.microsoft.com/Forums/en-US/vsx/thread/c62a70eb-d84c-4410-890d-b41a86b2b55f/
ILangService langService;
LangService_GetInstance(out langService);
if (langService == null)
{
MessageBox.Show("langService is null");
return;
}
IDECompilerHost compilerHost = new IDECompilerHost();
IProject prj;
Project currentPro = VSDocument.ActiveDocument.ProjectItem.ContainingProject;
LangService_GetDteProject(langService, currentPro, out prj);
if (prj == null)
{
MessageBox.Show("prj is null");
return;
}
FileName fileName = new Microsoft.RestrictedUsage.CSharp.Core.FileName(VSDocument.ActiveDocument.FullName);
CSRPOSDATA data = new CSRPOSDATA()
{
LineIndex = curLineIndex, ColumnIndex = curColumnIndex
};
CSharpMember m = Utilities.GetMemberAtLocation(compilerHost, prj, fileName.Value, data);
if (m != null && m.ReturnType != null)
{
string returnName = m.ReturnType.GetFormattedName(InteropTypeFormatFlags.TypeFormatFlags_BestNameGUI);
returnName = FilterReturnName(returnName);
if (string.IsNullOrEmpty(returnName))
{
return;
}
int insertCol = GetInsertPosition(textView, curLineIndex, curColumnIndex);
textView.InsertText(returnName + " v =", curLineIndex, insertCol);
textView.SelectText(curLineIndex, insertCol + returnName.Length + 1, curLineIndex, insertCol + returnName.Length + 2);
}
}
private static void InsertBlackLineBefore()
{
int line, col;
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
textView.GetCursorPositon(out line, out col);
textView.InsertText("\r\n", line, 0);
textView.MoveCursorTo(line, textView.GetStartTextIndexOfCurrLine());
}
private static void InsertPair(string pair)
{
if (BaseUCSetting.SettingModel.AutoBraceModel.OpenAutoBrace)
{
int currentLineIndex, currentColIndex;
VSTextView textview = new VSTextView(VSTextView.ActiveTextView);
textview.GetCursorPositon(out currentLineIndex, out currentColIndex);
textview.InsertText(pair, currentLineIndex, currentColIndex);
textview.MoveCursorTo(currentLineIndex, currentColIndex);
}
}
private static void SelectCurrentLine()
{
VSTextView text = new VSTextView(VSTextView.ActiveTextView);
if (text != null)
{
int line = 0;
int col = 0;
text.GetCursorPositon(out line, out col);
text.SelectText(line, 0, line, text.GetOneLineText(line).Length);
}
}
private void CleanBlankLine(VSCodeModel codeModel)
{
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
List <TextSpan> blankLines = codeModel.GetBlankLines(textView, 3); //超过3行空白的一律合并
for (int i = blankLines.Count - 1; i >= 0; i--)
{
TextSpan emptyRegion = blankLines[i];
textView.DeleteText(emptyRegion.iStartLine, 0, emptyRegion.iEndLine, 0);
}
}
private int GetInsertPosition(VSTextView textView, int curLineIndex, int curColumnIndex)
{
//在鼠标之前的第一个空格的地方插入
int col = curColumnIndex;
string text = textView.GetOneLineText(curLineIndex);
while (text[col] != ' ')
{
col--;
}
return(col);
}
/// <summary>
/// 获得类体开始的行数
/// </summary>
/// <param name="textView"></param>
/// <param name="element"></param>
/// <returns></returns>
private int GetElementBodyStartLine(VSTextView textView, CodeElement element)
{
int line = element.StartPoint.Line;
int start = line;
while (start < textView.GetLines())
{
if (textView.GetOneLineText(start).TrimStart().StartsWith("{"))
{
line = ++start;
break;
}
start++;
}
return(line);
}
/// <summary>
/// 监测插入的文本位置上下是否有一行空白，如果没有则自动添加
/// </summary>
/// <param name="insertLine"></param>
/// <param name="insertLineCount"></param>
private void InsertBlankLineAroundInsert(int insertLine, int insertLineCount)
{
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
int endLine = insertLine + insertLineCount + 1;
if (!string.IsNullOrEmpty(textView.GetOneLineText(endLine)))
{
textView.InsertText("\r\n", endLine, 0);
}
int startLine = insertLine - 1;
if (!string.IsNullOrEmpty(textView.GetOneLineText(startLine)))
{
textView.InsertText("\r\n", startLine + 1, 0);
}
}
private void ShowSuggest()
{
if (VSTextView.ActiveTextView == null)
{
return;
}
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
//检测到前面的类型名字
//如果类型后面隔了一个空格这进行提示，否则不提示
int cursorLine;
int cursorCol;
textView.GetCursorPositon(out cursorLine, out cursorCol);
string before = textView.GetText(cursorLine, cursorCol - 1, cursorLine, cursorCol);
}
private int CutRegionFlag(VSTextView textView, int topStart, int methodStart)
{
//这里要从下面往上找，不能从上往下找否则找到的第一个后面可能还会存在#region
int current = methodStart;
while (current > topStart)
{
string lineStr = textView.GetOneLineText(current).Trim();
if (lineStr.StartsWith("#region") || lineStr.StartsWith("#endregion"))
{
//返回#region 或者 #endregion的下一行作为分界线
return(++current);
}
current--;
}
return(topStart);
}
/// <summary>
/// 获得文档中所有的空白区域块
/// </summary>
/// <param name="textView"></param>
/// <param name="atLeastEmptyLines">连续几个空行才算空白区域</param>
public static List <TextSpan> GetBlankLines(VSTextView textView, int atLeastEmptyLines)
{
List <TextSpan> blankLineRegion = new List <TextSpan>();
List <int> blankLiens = GetBlankLiens(textView);
for (int i = 0; i < blankLiens.Count; i++)
{
TextSpan region = new TextSpan();
int startBlank = blankLiens[i];
region.iStartLine = startBlank;
bool hasSequentialBlank = true;
while (hasSequentialBlank)
{
if (i == blankLiens.Count - 1) //循环到了最后一行
{
region.iEndLine = blankLiens[i];
if (region.iEndLine - region.iStartLine >= atLeastEmptyLines - 1)
{
blankLineRegion.Add(region);
}
break;
}
if (blankLiens[i + 1] != blankLiens[i] + 1) //检查下一个空行的行号是否是上一个空行行号+1
{
hasSequentialBlank = false;
region.iEndLine = blankLiens[i];
if (region.iEndLine - region.iStartLine >= atLeastEmptyLines - 1)
{
blankLineRegion.Add(region);
}
i--; //把下面i++多的减掉
}
i++;
}
}
return(blankLineRegion);
}
public static List <int> GetBlankLiens(VSTextView textView)
{
List <int> lines = new List <int>();
using (IParser parser = ParserFactory.CreateParser(SupportedLanguage.CSharp, new StringReader(textView.GetWholeText())))
{
parser.ParseMethodBodies = false;
parser.Parse();
List <ISpecial> currentSpecials = parser.Lexer.SpecialTracker.CurrentSpecials;
TextSpan textSpan = new TextSpan();
foreach (ISpecial currentSpecial in currentSpecials)
{
if (currentSpecial is BlankLine)
{
BlankLine region = currentSpecial as BlankLine;
lines.Add(region.StartPosition.Line - 1);
}
}
}
return(lines);
}
protected override void OnExecute(Microsoft.VisualStudio.Shell.OleMenuCommand command)
{
TextSelection selection = VSTextView.ActiveTextSelection;
if (selection != null)
{
string selectedText = selection.Text;
if (string.IsNullOrEmpty(selectedText))
{
VSTextView view = new VSTextView(VSTextView.ActiveTextView);
if (view != null)
{
selectedText = view.GetOneLineText(selection.TopPoint.Line - 1);
view.InsertText(selectedText, selection.TopPoint.Line, 0);
}
}
else
{
selection.Insert(selectedText + "\n" + selectedText);
}
}
}
/// <summary>
/// 得到文档中的using区域信息
/// </summary>
/// <param name="textView"></param>
/// <returns></returns>
public static List <TextSpan> GetUsingDeclaration(VSTextView textView)
{
//List<int> lines = new List<int>();
////using (IParser parser = ParserFactory.CreateParser(SupportedLanguage.CSharp, new StringReader(textView.GetWholeText())))
////{
//// parser.ParseMethodBodies = false;
//// parser.Parse();
//// List<ISpecial> currentSpecials = parser.Lexer.SpecialTracker.CurrentSpecials;
//// TextSpan textSpan = new TextSpan();
//// foreach (ISpecial currentSpecial in currentSpecials)
//// {
//// if (currentSpecial is BlankLine)
//// {
//// BlankLine region = currentSpecial as BlankLine;
//// lines.Add(region.StartPosition.Line - 1);
//// }
//// }
////}
//return lines;
return(null);
}
private TextSpan GetCommentTextSpanAtCurrentCaret()
{
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
if (textView != null)
{
int line, col;
textView.GetCursorPositon(out line, out col);
int topIndex = line;
int bottomIndex = line;
string topLineText = textView.GetOneLineText(topIndex);
while (!string.IsNullOrEmpty(topLineText) && topLineText.Trim().StartsWith("///"))
{
topIndex--;
topLineText = textView.GetOneLineText(topIndex);
}
string bottomLineText = textView.GetOneLineText(bottomIndex);
while (!string.IsNullOrEmpty(topLineText) && bottomLineText.Trim().StartsWith("///"))
{
bottomIndex++;
bottomLineText = textView.GetOneLineText(bottomIndex);
}
return(new TextSpan()
{
iStartLine = topIndex, iEndLine = bottomIndex
});
}
return(new TextSpan()
{
iStartLine = -1, iEndLine = -1
});
}
private void form_OnSelectRegion(RegionElement region)
{
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
TextSpan ts = textView.GetSelectedSpan();
string cutStr = textView.GetText(ts.iStartLine, 0, ts.iEndLine + 1, 0);
//if (!cutStr.StartsWith("\r\n"))
//{
// cutStr = "\r\n" + cutStr;
//}
//if (!cutStr.EndsWith("\r\n"))
//{
// cutStr = cutStr + "\r\n";
//}
//判断要移动的文本和region的关系
if (ts.iStartLine > region.EndLine)
{
//要移动的文本在region下面，此时需要先删除再插入。才能让传过来的insertLine有效
textView.DeleteText(ts.iStartLine, 0, ts.iEndLine + 1, 0);
textView.InsertText(cutStr, region.EndLine, 0);
InsertBlankLineAroundInsert(region.EndLine, ts.iEndLine - ts.iStartLine);
}
else if (ts.iEndLine < region.StartLine)
{
//文本在region上面,先插入再删除
textView.InsertText(cutStr, region.EndLine, 0);
textView.DeleteText(ts.iStartLine, 0, ts.iEndLine + 1, 0);
//文本删除后，因为region要往上移动，所以这里的region实际位置发生了变化
InsertBlankLineAroundInsert(region.EndLine - (ts.iEndLine - ts.iStartLine) - 1, ts.iEndLine - ts.iStartLine);
}
else
{
MessageBox.Show("Selected text has intersection with this region, can't handle request.");
}
}
public IEnumerable <ITagSpan <EasyVSSmartTag> > GetTags(NormalizedSnapshotSpanCollection spans)
{
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
if (snapshot.Length == 0)
{
yield break; //don't do anything if the buffer is empty
}
VSTextView tv = new VSTextView(VSTextView.ActiveTextView);
int line, col;
tv.GetCursorPositon(out line, out col);
if (VSDocument.ActiveDocument != null)
{
//EditPoint p = tv.GetEditPoint(line, col);
//CodeElement c = VSDocument.ActiveDocument.ProjectItem.FileCodeModel.CodeElementFromPoint(p, vsCMElement.vsCMElementProperty);
//if (c != null)
//{
//}
//CodeElements elements = VSDocument.ActiveDocument.ProjectItem.FileCodeModel .CodeElements;
//foreach (CodeElement element in elements)
//{
// if (element.Kind == vsCMElement.vsCMElementNamespace)
// {
// CodeNamespace ns = (CodeNamespace)element;
// foreach (CodeElement elem in ns.Members)
// {
// if (elem is CodeClass)
// {
// CodeClass cls = elem as CodeClass;
// foreach (CodeElement member in cls.Members)
// if (member is CodeProperty)
// {
// CodeType memberType = ((member as CodeProperty)).Type.CodeType;
// }
// }
// }
// }
//}
//set up the navigator
ITextStructureNavigator navigator = smartTaggerProvider.NavigatorService.GetTextStructureNavigator(textBuffer);
foreach (var span in spans)
{
ITextCaret caret = textView.Caret;
SnapshotPoint point;
if (caret.Position.BufferPosition > 0)
{
point = caret.Position.BufferPosition - 1;
}
else
{
yield break;
}
TextExtent extent = navigator.GetExtentOfWord(point);
//don't display the tag if the extent has whitespace
if (extent.IsSignificant)
{
yield return(new TagSpan <EasyVSSmartTag>(extent.Span, new EasyVSSmartTag(GetSmartTagActions(extent.Span))));
}
else
{
yield break;
}
}
}
}
public void RegionElement(List <CodeElement> needRegionElements, int classIndex, string regionName)
{
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
VSCodeModel codeModel = new VSCodeModel();
List <TextSpan> methodsBody = new List <TextSpan>();
StringBuilder sb = new StringBuilder();
foreach (CodeElement item in needRegionElements)
{
//在这里获得的位置是最新的修改后的位置。
CodeElement ce = codeModel.GetPrevElementInCurrentFile(item);
if (ce != null)
{
TextSpan es = new TextSpan();
//这里的行数全部以(0,0)开始
es.iEndLine = item.EndPoint.Line - 1;
//当前元素的开始定位其上一个元素的结尾
es.iStartLine = ce.EndPoint.Line;
//当前元素是第一个元素，所以他的开始应该是紧接着他父元素
if (ce == item)
{
CodeElement parentElement = codeModel.GetParentElementInCurrentFile(item);
int parentElementStartLine = GetElementBodyStartLine(textView, parentElement);
es.iStartLine = parentElementStartLine;
}
//检查es.iStartLine到item.StartLine之间有没有#region或者#endregion，这些
//东西不能为算在里面，否则粘贴后会破坏现有的region
es.iStartLine = CutRegionFlag(textView, es.iStartLine, item.StartPoint.Line);
methodsBody.Add(es);
sb.Append(textView.GetText(es.iStartLine, 0, es.iEndLine + 1, 0));
}
}
//开始删除原来的节点
int filedCount = methodsBody.Count;
for (int i = filedCount - 1; i >= 0; i--)
{
textView.DeleteText(methodsBody[i].iStartLine, 0, methodsBody[i].iEndLine + 1, 0);
}
//插入新的region包围的内容
//首先检查当前是否已经存在给定的regionName，如果存在则不用新建
if (filedCount > 0)
{
//需要重新获得删除节点后最新的class位置信息
List <CodeElement> classLists = GetClassAndStructInFile(codeModel);
int line = GetElementBodyStartLine(textView, classLists[classIndex]);
//检查有没有已经同名的region
int r = CheckExistRegionName(regionName, classLists[classIndex]);
if (r != -1)
{
line = r;
}
else
{
sb.Insert(0, "\t\t#region " + regionName + "\r\n\r\n");
sb.Append("\t\n\t\t#endregion\r\n\r\n");
}
textView.InsertText(sb.ToString(), line, 0);
}
}
