//todo:尽在apsx下面才有效，cs文件下无效，不知道为什么
public void ToggleRegions()
{
IVsHiddenTextSession session = HiddenTextSession;
TextSpan[] aspan = new TextSpan[1];
aspan[0] = new VSTextView(VSTextView.ActiveTextView).GetWholeTextSpan();
//获取IVsEnumHiddenRegions
IVsEnumHiddenRegions ppenum;
session.EnumHiddenRegions((uint)FIND_HIDDEN_REGION_FLAGS.FHR_ALL_REGIONS, 0, aspan, out ppenum);
MessageBox.Show(GetHiddenRegionCount(ppenum).ToString());
//遍历IVsEnumHiddenRegions
uint fetched;
IVsHiddenRegion[] aregion = new IVsHiddenRegion[1];
while (ppenum.Next(1, aregion, out fetched) == VSConstants.S_OK && fetched == 1)
{
uint dwState;
aregion[0].GetState(out dwState);
dwState ^= (uint)HIDDEN_REGION_STATE.hrsExpanded;
aregion[0].SetState(dwState, (uint)CHANGE_HIDDEN_REGION_FLAGS.chrDefault);
}
}
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 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 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 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);
}
}
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);
}
}
public List <int> GetBlankLiens(VSTextView textView)
{
List <int> lines = new List <int>();
int allLines = textView.GetLines();
for (int i = 0; i < allLines; i++)
{
if (string.IsNullOrEmpty(textView.GetOneLineText(i).Trim()))
{
lines.Add(i);
}
}
return(lines);
}
/// <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 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);
}
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>
/// 寻找所有的region，不包含层级关系
/// </summary>
/// <param name="classElement"></param>
/// <returns></returns>
public List <RegionElement> GetAllRegionsInClass(CodeElement classElement)
{
List <RegionElement> allRegions = new List <RegionElement>();
int currentLine = classElement.StartPoint.Line - 1;
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
//使用栈来寻找可能嵌套的region
Stack <int> stack = new Stack <int>();
while (currentLine <= classElement.EndPoint.Line)
{
string region = textView.GetOneLineText(currentLine);
if (region != null)
{
if (region.TrimStart().StartsWith("#region"))
{
stack.Push(currentLine);
}
if (region.TrimStart().StartsWith("#endregion"))
{
RegionElement textSpan = new RegionElement();
if (stack.Count != 0)
{
textSpan.StartLine = stack.Pop();
textSpan.EndLine = currentLine;
textSpan.Level = stack.Count + 1;
textSpan.RegionName = textView.GetOneLineText(textSpan.StartLine).Trim()
.Replace("#region ", "").Replace("\r\n", "");
allRegions.Add(textSpan);
}
}
}
currentLine++;
}
return(allRegions);
}
public List<int> GetBlankLiens(VSTextView textView)
{
List<int> lines = new List<int>();
int allLines = textView.GetLines();
for (int i = 0; i < allLines; i++)
{
if (string.IsNullOrEmpty(textView.GetOneLineText(i).Trim()))
{
lines.Add(i);
}
}
return lines;
}
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;
}
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 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 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;
}
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>
/// 寻找所有的region，不包含层级关系
/// </summary>
/// <param name="classElement"></param>
/// <returns></returns>
public List<RegionElement> GetAllRegionsInClass(CodeElement classElement)
{
List<RegionElement> allRegions = new List<RegionElement>();
int currentLine = classElement.StartPoint.Line - 1;
VSTextView textView = new VSTextView(VSTextView.ActiveTextView);
//使用栈来寻找可能嵌套的region
Stack<int> stack = new Stack<int>();
while (currentLine <= classElement.EndPoint.Line)
{
string region = textView.GetOneLineText(currentLine);
if (region != null)
{
if (region.TrimStart().StartsWith("#region"))
{
stack.Push(currentLine);
}
if (region.TrimStart().StartsWith("#endregion"))
{
RegionElement textSpan = new RegionElement();
if (stack.Count != 0)
{
textSpan.StartLine = stack.Pop();
textSpan.EndLine = currentLine;
textSpan.Level = stack.Count + 1;
textSpan.RegionName = textView.GetOneLineText(textSpan.StartLine).Trim()
.Replace("#region ", "").Replace("\r\n", "");
allRegions.Add(textSpan);
}
}
}
currentLine++;
}
return allRegions;
}
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);
}
}
/// <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;
}
//todo:尽在apsx下面才有效，cs文件下无效，不知道为什么
public void ToggleRegions()
{
IVsHiddenTextSession session = HiddenTextSession;
TextSpan[] aspan = new TextSpan[1];
aspan[0] = new VSTextView(VSTextView.ActiveTextView).GetWholeTextSpan();
//获取IVsEnumHiddenRegions
IVsEnumHiddenRegions ppenum;
session.EnumHiddenRegions((uint)FIND_HIDDEN_REGION_FLAGS.FHR_ALL_REGIONS, 0, aspan, out ppenum);
MessageBox.Show(GetHiddenRegionCount(ppenum).ToString());
//遍历IVsEnumHiddenRegions
uint fetched;
IVsHiddenRegion[] aregion = new IVsHiddenRegion[1];
while (ppenum.Next(1, aregion, out fetched) == VSConstants.S_OK && fetched == 1)
{
uint dwState;
aregion[0].GetState(out dwState);
dwState ^= (uint)HIDDEN_REGION_STATE.hrsExpanded;
aregion[0].SetState(dwState, (uint)CHANGE_HIDDEN_REGION_FLAGS.chrDefault);
}
}
/// <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 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;
}
