static int PasteFrom (Clipboard clipboard, TextEditorData data, bool preserveSelection, int insertionOffset, bool preserveState) { int result = -1; if (!data.CanEdit (data.Document.OffsetToLineNumber (insertionOffset))) return result; if (clipboard.WaitIsTargetAvailable (CopyOperation.MD_ATOM)) { clipboard.RequestContents (CopyOperation.MD_ATOM, delegate(Clipboard clp, SelectionData selectionData) { if (selectionData.Length > 0) { byte[] selBytes = selectionData.Data; string text = System.Text.Encoding.UTF8.GetString (selBytes, 1, selBytes.Length - 1); bool pasteBlock = (selBytes [0] & 1) == 1; bool pasteLine = (selBytes [0] & 2) == 2; // var clearSelection = data.IsSomethingSelected ? data.MainSelection.SelectionMode != SelectionMode.Block : true; if (pasteBlock) { using (var undo = data.OpenUndoGroup ()) { var version = data.Document.Version; data.DeleteSelectedText (!data.IsSomethingSelected || data.MainSelection.SelectionMode != SelectionMode.Block); data.EnsureCaretIsNotVirtual (); insertionOffset = version.MoveOffsetTo (data.Document.Version, insertionOffset); data.Caret.PreserveSelection = true; string[] lines = text.Split ('\r'); int lineNr = data.Document.OffsetToLineNumber (insertionOffset); int col = insertionOffset - data.Document.GetLine (lineNr).Offset; int visCol = data.Document.GetLine (lineNr).GetVisualColumn (data, col); DocumentLine curLine; int lineCol = col; result = 0; for (int i = 0; i < lines.Length; i++) { while (data.Document.LineCount <= lineNr + i) { data.Insert (data.Document.TextLength, Environment.NewLine); result += Environment.NewLine.Length; } curLine = data.Document.GetLine (lineNr + i); if (lines [i].Length > 0) { lineCol = curLine.GetLogicalColumn (data, visCol); if (curLine.Length + 1 < lineCol) { result += lineCol - curLine.Length; data.Insert (curLine.Offset + curLine.Length, new string (' ', lineCol - curLine.Length)); } data.Insert (curLine.Offset + lineCol, lines [i]); result += lines [i].Length; } if (!preserveState) data.Caret.Offset = curLine.Offset + lineCol + lines [i].Length; } if (!preserveState) data.ClearSelection (); data.Caret.PreserveSelection = false; } } else if (pasteLine) { using (var undo = data.OpenUndoGroup ()) { data.DeleteSelectedText (!data.IsSomethingSelected || data.MainSelection.SelectionMode != SelectionMode.Block); data.EnsureCaretIsNotVirtual (); data.Caret.PreserveSelection = true; result = text.Length; DocumentLine curLine = data.Document.GetLine (data.Caret.Line); data.Insert (curLine.Offset, text + data.EolMarker); if (!preserveState) data.ClearSelection (); data.Caret.PreserveSelection = false; } } else { result = PastePlainText (data, insertionOffset, text); } } }); // we got MD_ATOM text - no need to request text. (otherwise buffer may get copied twice). return result; } if (result < 0 && clipboard.WaitIsTextAvailable ()) { clipboard.RequestText (delegate(Clipboard clp, string text) { if (string.IsNullOrEmpty (text)) return; using (var undo = data.OpenUndoGroup ()) { result = PastePlainText (data, insertionOffset, text); } }); } return result; }
static int PasteFrom (Clipboard clipboard, TextEditorData data, bool preserveSelection, int insertionOffset, bool preserveState) { int result = -1; if (!data.CanEdit (data.Document.OffsetToLineNumber (insertionOffset))) return result; if (clipboard.WaitIsTargetAvailable (CopyOperation.MD_ATOM)) { clipboard.RequestContents (CopyOperation.MD_ATOM, delegate(Clipboard clp, SelectionData selectionData) { if (selectionData.Length > 0) { byte[] selBytes = selectionData.Data; string text = System.Text.Encoding.UTF8.GetString (selBytes, 1, selBytes.Length - 1); bool pasteBlock = (selBytes [0] & 1) == 1; bool pasteLine = (selBytes [0] & 2) == 2; using (var undo = data.OpenUndoGroup ()) { if (preserveSelection && data.IsSomethingSelected) data.DeleteSelectedText (); data.Caret.PreserveSelection = true; if (pasteBlock) { string[] lines = text.Split ('\r'); int lineNr = data.Document.OffsetToLineNumber (insertionOffset); int col = insertionOffset - data.Document.GetLine (lineNr).Offset; int visCol = data.Document.GetLine (lineNr).GetVisualColumn (data, col); DocumentLine curLine; int lineCol = col; result = 0; for (int i = 0; i < lines.Length; i++) { while (data.Document.LineCount <= lineNr + i) { data.Insert (data.Document.TextLength, Environment.NewLine); result += Environment.NewLine.Length; } curLine = data.Document.GetLine (lineNr + i); if (lines [i].Length > 0) { lineCol = curLine.GetLogicalColumn (data, visCol); if (curLine.Length + 1 < lineCol) { result += lineCol - curLine.Length; data.Insert (curLine.Offset + curLine.Length, new string (' ', lineCol - curLine.Length)); } data.Insert (curLine.Offset + lineCol, lines [i]); result += lines [i].Length; } if (!preserveState) data.Caret.Offset = curLine.Offset + lineCol + lines [i].Length; } } else if (pasteLine) { result = text.Length; DocumentLine curLine = data.Document.GetLine (data.Caret.Line); data.Insert (curLine.Offset, text + data.EolMarker); } else { int offset = data.Caret.Offset; data.InsertAtCaret (text); data.PasteText (offset, text, data.Caret.Offset - offset); } /* data.MainSelection = new Selection (data.Document.OffsetToLocation (insertionOffset), data.Caret.Location, lines.Length > 1 ? SelectionMode.Block : SelectionMode.Normal);*/ if (!preserveState) data.ClearSelection (); data.Caret.PreserveSelection = false; } } }); // we got MD_ATOM text - no need to request text. (otherwise buffer may get copied twice). return result; } if (result < 0 && clipboard.WaitIsTextAvailable ()) { clipboard.RequestText (delegate(Clipboard clp, string text) { if (string.IsNullOrEmpty (text)) return; using (var undo = data.OpenUndoGroup ()) { int caretPos = data.Caret.Offset; if (data.IsSomethingSelected && data.MainSelection.SelectionMode == SelectionMode.Block) { data.Caret.PreserveSelection = true; data.DeleteSelectedText (false); int textLength = 0; int minLine = data.MainSelection.MinLine; int maxLine = data.MainSelection.MaxLine; var visualInsertLocation = data.LogicalToVisualLocation (data.Caret.Location); for (int lineNumber = minLine; lineNumber <= maxLine; lineNumber++) { DocumentLine lineSegment = data.GetLine (lineNumber); int insertOffset = lineSegment.GetLogicalColumn (data, visualInsertLocation.Column) - 1; if (lineSegment.Length < insertOffset) { int visualLastColumn = lineSegment.GetVisualColumn (data, lineSegment.Length + 1); int charsToInsert = visualInsertLocation.Column - visualLastColumn; int spaceCount = charsToInsert % data.Options.TabSize; string textToInsert = new string ('\t', (charsToInsert - spaceCount) / data.Options.TabSize) + new string (' ', spaceCount) + text; insertOffset = lineSegment.Length; int insertedChars = data.Insert (lineSegment.Offset + insertOffset, textToInsert); data.PasteText (lineSegment.Offset + insertOffset, textToInsert, insertedChars); } else { textLength = data.Insert (lineSegment.Offset + insertOffset, text); data.PasteText (lineSegment.Offset + insertOffset, text, textLength); } } data.MainSelection.Anchor = new DocumentLocation (System.Math.Max (DocumentLocation.MinLine, data.Caret.Line == minLine ? maxLine : minLine), System.Math.Max (DocumentLocation.MinColumn, data.Caret.Column - textLength)); data.MainSelection.Lead = new DocumentLocation (data.Caret.Line, data.Caret.Column); data.Caret.PreserveSelection = false; data.Document.CommitMultipleLineUpdate (data.MainSelection.MinLine, data.MainSelection.MaxLine); } else { TextSegment selection = data.SelectionRange; if (preserveSelection && data.IsSomethingSelected) data.DeleteSelectedText (); data.Caret.PreserveSelection = true; //int oldLine = data.Caret.Line; int textLength = data.Insert (insertionOffset, text); result = textLength; if (data.IsSomethingSelected && data.SelectionRange.Offset >= insertionOffset) data.SelectionRange = new TextSegment (data.SelectionRange.Offset + textLength, data.SelectionRange.Length); if (data.IsSomethingSelected && data.MainSelection.GetAnchorOffset (data) >= insertionOffset) data.MainSelection.Anchor = data.Document.OffsetToLocation (data.MainSelection.GetAnchorOffset (data) + textLength); data.Caret.PreserveSelection = false; if (!preserveState) { } else { if (!selection.IsInvalid) { int offset = selection.Offset; if (offset >= insertionOffset) offset += textLength; data.SelectionRange = new TextSegment (offset, selection.Length); } } data.PasteText (insertionOffset, text, textLength); } } }); } return result; }
static int PasteFrom (Clipboard clipboard, TextEditorData data, bool preserveSelection, int insertionOffset, bool preserveState) { int result = -1; if (!data.CanEdit (data.Document.OffsetToLineNumber (insertionOffset))) return result; if (clipboard.WaitIsTargetAvailable (CopyOperation.MD_ATOM)) { clipboard.RequestContents (CopyOperation.MD_ATOM, delegate(Clipboard clp, SelectionData selectionData) { if (selectionData.Length > 0) { byte[] selBytes = selectionData.Data; var upperBound = System.Math.Max (0, System.Math.Min (selBytes [1], selBytes.Length - 2)); byte[] copyData = new byte[upperBound]; Array.Copy (selBytes, 2, copyData, 0, copyData.Length); var rawTextOffset = 1 + 1 + copyData.Length; string text = Encoding.UTF8.GetString (selBytes, rawTextOffset, selBytes.Length - rawTextOffset); bool pasteBlock = (selBytes [0] & 1) == 1; bool pasteLine = (selBytes [0] & 2) == 2; if (pasteBlock) { using (var undo = data.OpenUndoGroup ()) { var version = data.Document.Version; if (!preserveSelection) data.DeleteSelectedText (!data.IsSomethingSelected || data.MainSelection.SelectionMode != SelectionMode.Block); int startLine = data.Caret.Line; data.EnsureCaretIsNotVirtual (); insertionOffset = version.MoveOffsetTo (data.Document.Version, insertionOffset); data.Caret.PreserveSelection = true; var lines = new List<string> (); int offset = 0; while (true) { var delimiter = LineSplitter.NextDelimiter (text, offset); if (delimiter.IsInvalid) break; int delimiterEndOffset = delimiter.EndOffset; lines.Add (text.Substring (offset, delimiter.Offset - offset)); offset = delimiterEndOffset; } if (offset < text.Length) lines.Add (text.Substring (offset, text.Length - offset)); int lineNr = data.Document.OffsetToLineNumber (insertionOffset); int col = insertionOffset - data.Document.GetLine (lineNr).Offset; int visCol = data.Document.GetLine (lineNr).GetVisualColumn (data, col); DocumentLine curLine; int lineCol = col; result = 0; for (int i = 0; i < lines.Count; i++) { while (data.Document.LineCount <= lineNr + i) { data.Insert (data.Document.TextLength, Environment.NewLine); result += Environment.NewLine.Length; } curLine = data.Document.GetLine (lineNr + i); if (lines [i].Length > 0) { lineCol = curLine.GetLogicalColumn (data, visCol); if (curLine.Length + 1 < lineCol) { result += lineCol - curLine.Length; data.Insert (curLine.Offset + curLine.Length, new string (' ', lineCol - curLine.Length)); } data.Insert (curLine.Offset + lineCol, lines [i]); result += lines [i].Length; } if (!preserveState) data.Caret.Offset = curLine.Offset + lineCol + lines [i].Length; } if (!preserveState) data.ClearSelection (); data.FixVirtualIndentation (startLine); data.Caret.PreserveSelection = false; } } else if (pasteLine) { using (var undo = data.OpenUndoGroup ()) { if (!preserveSelection) data.DeleteSelectedText (!data.IsSomethingSelected || data.MainSelection.SelectionMode != SelectionMode.Block); data.EnsureCaretIsNotVirtual (); data.Caret.PreserveSelection = true; result = text.Length; DocumentLine curLine = data.Document.GetLine (data.Caret.Line); result = PastePlainText (data, curLine.Offset, text + data.EolMarker, preserveSelection, copyData); if (!preserveState) data.ClearSelection (); data.Caret.PreserveSelection = false; data.FixVirtualIndentation (curLine.LineNumber); } } else { result = PastePlainText (data, insertionOffset, text, preserveSelection, copyData); } } }); // we got MD_ATOM text - no need to request text. (otherwise buffer may get copied twice). return result; } if (result < 0 && clipboard.WaitIsTextAvailable ()) { clipboard.RequestText (delegate(Clipboard clp, string text) { if (string.IsNullOrEmpty (text)) return; result = PastePlainText (data, insertionOffset, text, preserveSelection); }); } return result; }
static int PasteFrom (Clipboard clipboard, TextEditorData data, bool preserveSelection, int insertionOffset, bool preserveState) { int result = -1; if (!data.CanEdit (data.Document.OffsetToLineNumber (insertionOffset))) return result; clipboard.RequestContents (CopyOperation.MD_ATOM, delegate(Clipboard clp, SelectionData selectionData) { if (selectionData.Length > 0) { byte[] selBytes = selectionData.Data; string text = System.Text.Encoding.UTF8.GetString (selBytes, 1, selBytes.Length - 1); bool pasteBlock = (selBytes[0] & 1) == 1; bool pasteLine = (selBytes[0] & 2) == 2; if (!pasteBlock && !pasteLine) return; data.Document.BeginAtomicUndo (); if (preserveSelection && data.IsSomethingSelected) data.DeleteSelectedText (); data.Caret.PreserveSelection = true; if (pasteBlock) { string[] lines = text.Split ('\r'); int lineNr = data.Document.OffsetToLineNumber (insertionOffset); int col = insertionOffset - data.Document.GetLine (lineNr).Offset; int visCol = data.Document.GetLine (lineNr).GetVisualColumn (data, col); LineSegment curLine; int lineCol = col; result = 0; for (int i = 0; i < lines.Length; i++) { while (data.Document.LineCount <= lineNr + i) { data.Insert (data.Document.Length, Environment.NewLine); result += Environment.NewLine.Length; } curLine = data.Document.GetLine (lineNr + i); if (lines[i].Length > 0) { lineCol = curLine.GetLogicalColumn (data, visCol); if (curLine.EditableLength + 1 < lineCol) { result += lineCol - curLine.EditableLength; data.Insert (curLine.Offset + curLine.EditableLength, new string (' ', lineCol - curLine.EditableLength)); } data.Insert (curLine.Offset + lineCol, lines[i]); result += lines[i].Length; } if (!preserveState) data.Caret.Offset = curLine.Offset + lineCol + lines[i].Length; } } else if (pasteLine) { result += text.Length; LineSegment curLine = data.Document.GetLine (data.Caret.Line); data.Insert (curLine.Offset, text + data.EolMarker); if (!preserveState) data.Caret.Offset += text.Length + data.EolMarker.Length; } /* data.MainSelection = new Selection (data.Document.OffsetToLocation (insertionOffset), data.Caret.Location, lines.Length > 1 ? SelectionMode.Block : SelectionMode.Normal);*/ if (!preserveState) data.ClearSelection (); data.Caret.PreserveSelection = false; data.Document.EndAtomicUndo (); } }); if (result < 0) { clipboard.WaitIsTextAvailable (); clipboard.RequestText (delegate(Clipboard clp, string text) { if (string.IsNullOrEmpty (text)) return; data.Document.BeginAtomicUndo (); int caretPos = data.Caret.Offset; if (data.IsSomethingSelected && data.MainSelection.SelectionMode == SelectionMode.Block) { data.Caret.PreserveSelection = true; if (!data.MainSelection.IsDirty) { data.DeleteSelectedText (false); data.MainSelection.IsDirty = true; } int textLength = 0; int column = data.Caret.Column; int minLine = data.MainSelection.MinLine; int maxLine = data.MainSelection.MaxLine; for (int lineNumber = minLine; lineNumber <= maxLine; lineNumber++) { int offset = data.Document.GetLine (lineNumber).Offset + column; textLength = data.Insert (offset, text); data.PasteText (offset, text); } data.Caret.Offset += textLength; data.MainSelection.Anchor = new DocumentLocation (data.Caret.Line == minLine ? maxLine : minLine, data.Caret.Column - textLength); data.MainSelection.Lead = new DocumentLocation (data.Caret.Line, data.Caret.Column); data.Caret.PreserveSelection = false; data.Document.CommitMultipleLineUpdate (data.MainSelection.MinLine, data.MainSelection.MaxLine); } else { ISegment selection = data.SelectionRange; if (preserveSelection && data.IsSomethingSelected) data.DeleteSelectedText (); data.Caret.PreserveSelection = true; //int oldLine = data.Caret.Line; int textLength = data.Insert (insertionOffset, text); result = textLength; if (data.IsSomethingSelected && data.SelectionRange.Offset >= insertionOffset) data.SelectionRange.Offset += textLength; if (data.IsSomethingSelected && data.MainSelection.GetAnchorOffset (data) >= insertionOffset) data.MainSelection.Anchor = data.Document.OffsetToLocation (data.MainSelection.GetAnchorOffset (data) + textLength); data.Caret.PreserveSelection = false; if (!preserveState) { data.Caret.Offset += textLength; } else { if (caretPos >= insertionOffset) data.Caret.Offset += textLength; if (selection != null) { int offset = selection.Offset; if (offset >= insertionOffset) offset += textLength; data.SelectionRange = new Segment (offset, selection.Length); } } data.PasteText (insertionOffset, text); } data.Document.EndAtomicUndo (); }); } return result; }
private void OnPasteButtonClick(object obj, EventArgs args) { _destination = _folder.Filename; _clipBoard.RequestContents(Gdk.Atom.Intern("x-special/gnome-copied-files", false), ReceivedFunc); }