| public GetIndentationString ( Mono.TextEditor.DocumentLocation loc ) : string | ||
| loc | Mono.TextEditor.DocumentLocation | |
| return | string | |
public int GetVisualColumn(TextEditorData editor, int logicalColumn)
{
int result = 1;
int offset = Offset;
if (editor.Options.IndentStyle == IndentStyle.Virtual && Length == 0 && logicalColumn > DocumentLocation.MinColumn)
{
foreach (char ch in editor.GetIndentationString(Offset))
{
if (ch == '\t')
{
result += editor.Options.TabSize;
continue;
}
result++;
}
return(result);
}
for (int i = 0; i < logicalColumn - 1; i++)
{
if (i < Length && editor.Document.GetCharAt(offset + i) == '\t')
{
result = TextViewMargin.GetNextTabstop(editor, result);
}
else
{
result++;
}
}
return(result);
}
static void NewLineSmartIndent(TextEditorData data)
{
using (var undo = data.OpenUndoGroup()) {
data.EnsureCaretIsNotVirtual();
data.InsertAtCaret(data.EolMarker);
data.InsertAtCaret(data.GetIndentationString(data.Caret.Location));
}
}
static void NewLineSmartIndent(TextEditorData data)
{
using (var undo = data.OpenUndoGroup()) {
data.EnsureCaretIsNotVirtual();
data.InsertAtCaret(data.EolMarker);
var line = data.Document.GetLine(data.Caret.Line);
data.InsertAtCaret(data.GetIndentationString(line.EndOffset));
}
}
static void NewLineSmartIndent(TextEditorData data)
{
using (var undo = data.OpenUndoGroup()) {
data.EnsureCaretIsNotVirtual();
string indentString;
if (data.HasIndentationTracker)
{
indentString = data.IndentationTracker.GetIndentationString(data.Caret.Location);
}
else
{
indentString = data.GetIndentationString(data.Caret.Location);
}
data.InsertAtCaret(data.EolMarker);
data.InsertAtCaret(indentString);
}
}
static void NewLineSmartIndent(TextEditorData data)
{
using (var undo = data.OpenUndoGroup()) {
data.EnsureCaretIsNotVirtual();
var oldCaretLine = data.Caret.Location.Line;
string indentString = data.GetIndentationString(data.Caret.Location);
data.InsertAtCaret(data.EolMarker);
// Don't insert the indent string if the EOL insertion modified the caret location in an unexpected fashion
// (This likely means someone has custom logic regarding insertion of the EOL)
if (data.Caret.Location.Line == oldCaretLine + 1 && data.Caret.Location.Column == 1)
{
data.InsertAtCaret(indentString);
}
}
}
public int GetVisualColumn (TextEditorData editor, int logicalColumn)
{
int result = 1;
int offset = Offset;
if (editor.Options.IndentStyle == IndentStyle.Virtual && Length == 0 && logicalColumn > DocumentLocation.MinColumn) {
foreach (char ch in editor.GetIndentationString (Offset)) {
if (ch == '\t') {
result += editor.Options.TabSize;
continue;
}
result++;
}
return result;
}
for (int i = 0; i < logicalColumn - 1; i++) {
if (i < Length && editor.Document.GetCharAt (offset + i) == '\t') {
result = TextViewMargin.GetNextTabstop (editor, result);
} else {
result++;
}
}
return result;
}
static void NewLineSmartIndent (TextEditorData data)
{
using (var undo = data.OpenUndoGroup ()) {
data.EnsureCaretIsNotVirtual ();
data.InsertAtCaret (data.EolMarker);
data.InsertAtCaret (data.GetIndentationString (data.Caret.Location));
}
}
public static void Backspace(TextEditorData data, Action <TextEditorData> removeCharBeforeCaret)
{
if (!data.CanEditSelection)
{
return;
}
DocumentLine line;
bool smartBackspace = false;
using (var undo = data.OpenUndoGroup()) {
if (data.IsSomethingSelected)
{
var visualAnchorLocation = data.LogicalToVisualLocation(data.MainSelection.Anchor);
var visualLeadLocation = data.LogicalToVisualLocation(data.MainSelection.Lead);
// case: zero width block selection
if (data.MainSelection.SelectionMode == SelectionMode.Block && visualAnchorLocation.Column == visualLeadLocation.Column)
{
var col = data.MainSelection.Lead.Column;
if (col <= DocumentLocation.MinColumn)
{
data.ClearSelection();
return;
}
bool preserve = data.Caret.PreserveSelection;
data.Caret.PreserveSelection = true;
var changes = new List <Microsoft.CodeAnalysis.Text.TextChange> ();
for (int lineNumber = data.MainSelection.MinLine; lineNumber <= data.MainSelection.MaxLine; lineNumber++)
{
var lineSegment = data.Document.GetLine(lineNumber);
int insertOffset = lineSegment.GetLogicalColumn(data, visualAnchorLocation.Column - 1) - 1;
changes.Add(new Microsoft.CodeAnalysis.Text.TextChange(new Microsoft.CodeAnalysis.Text.TextSpan(lineSegment.Offset + insertOffset, 1), ""));
}
data.Document.ApplyTextChanges(changes);
var visualColumn = data.GetLine(data.Caret.Location.Line).GetVisualColumn(data, col - 1);
data.MainSelection = new MonoDevelop.Ide.Editor.Selection(
new DocumentLocation(data.MainSelection.Anchor.Line, data.GetLine(data.MainSelection.Anchor.Line).GetLogicalColumn(data, visualColumn)),
new DocumentLocation(data.MainSelection.Lead.Line, data.GetLine(data.MainSelection.Lead.Line).GetLogicalColumn(data, visualColumn)),
SelectionMode.Block
);
data.Caret.PreserveSelection = preserve;
data.Document.CommitMultipleLineUpdate(data.MainSelection.MinLine, data.MainSelection.MaxLine);
return;
}
data.DeleteSelectedText(data.MainSelection.SelectionMode != SelectionMode.Block);
return;
}
if (data.Caret.Line == DocumentLocation.MinLine && data.Caret.Column == DocumentLocation.MinColumn)
{
return;
}
// Virtual indentation needs to be fixed before to have the same behavior
// if it's there or not (otherwise user has to press multiple backspaces in some cases)
data.EnsureCaretIsNotVirtual();
line = data.Document.GetLine(data.Caret.Line);
// smart backspace (delete indentation)
if (data.HasIndentationTracker && (data.IndentationTracker.SupportedFeatures & IndentationTrackerFeatures.SmartBackspace) != 0 && (data.Options.IndentStyle == IndentStyle.Smart || data.Options.IndentStyle == IndentStyle.Virtual) && data.Options.SmartBackspace)
{
if (data.Caret.Column == data.GetVirtualIndentationColumn(data.Caret.Location))
{
bool isAllIndent = line.GetIndentation(data.Document).Length == data.Caret.Column - 1;
if (isAllIndent)
{
if (!data.Options.GenerateFormattingUndoStep)
{
SmartBackspace(data, line);
return;
}
smartBackspace = true;
}
}
}
// normal backspace.
if (data.Caret.Column > line.Length + 1)
{
data.Caret.Column = line.Length + 1;
}
else if (data.Caret.Offset == line.Offset)
{
DocumentLine lineAbove = data.Document.GetLine(data.Caret.Line - 1);
if (lineAbove.Length == 0 && data.HasIndentationTracker && data.Options.IndentStyle == IndentStyle.Virtual)
{
data.Caret.Location = new DocumentLocation(data.Caret.Line - 1, data.GetVirtualIndentationColumn(data.Caret.Line - 1, 1));
data.Replace(lineAbove.EndOffsetIncludingDelimiter - lineAbove.DelimiterLength, lineAbove.DelimiterLength, data.GetIndentationString(data.Caret.Line - 1, 1));
}
else
{
data.Remove(lineAbove.EndOffsetIncludingDelimiter - lineAbove.DelimiterLength, lineAbove.DelimiterLength);
}
}
else
{
removeCharBeforeCaret(data);
}
// Needs to be fixed after, the line may just contain the indentation
data.FixVirtualIndentation();
}
if (data.Options.GenerateFormattingUndoStep && smartBackspace)
{
using (var undo = data.OpenUndoGroup()) {
data.EnsureCaretIsNotVirtual();
SmartBackspace(data, line);
}
}
}
static void NewLineSmartIndent (TextEditorData data)
{
using (var undo = data.OpenUndoGroup ()) {
data.EnsureCaretIsNotVirtual ();
string indentString;
if (data.HasIndentationTracker) {
indentString = data.IndentationTracker.GetIndentationString (data.Caret.Location);
} else {
indentString = data.GetIndentationString (data.Caret.Location);
}
data.InsertAtCaret (data.EolMarker);
data.InsertAtCaret (indentString);
}
}
static void NewLineSmartIndent (TextEditorData data)
{
using (var undo = data.OpenUndoGroup ()) {
data.EnsureCaretIsNotVirtual ();
data.InsertAtCaret (data.EolMarker);
var line = data.Document.GetLine (data.Caret.Line);
data.InsertAtCaret (data.GetIndentationString (line.EndOffset));
}
}