private void SearchForm_VisibleChanged(object sender, EventArgs e)
{
if (!Visible)
{
return;
}
/*
* If we have an editor see if we have any selected text.
*/
ScintillaEditForm sci = GetActiveEditor();
if (sci != null)
{
/*
* May be multiline so we split at first newline
* after normalizing for Windows/Mac/Unix differences.
*/
string text = sci.Editor.Selection.Text;
text = text.Replace("\n", "\r");
int i = text.IndexOf("\r");
if (i != -1)
{
text = text.Substring(0, i);
}
_findTextComboBox.Text = text;
_findTextComboBox.SelectAll();
}
}
private void UI_EDIT_MENU_LINE_ENDING_DropDownOpening(
object sender, EventArgs e)
{
ScintillaEditForm document =
_mainForm.ActiveDocument as ScintillaEditForm;
if (document == null)
{
return;
}
foreach (ToolStripMenuItem item in
_editMenuLineEnding.DropDownItems)
{
item.Checked = false;
}
if (document.LineEnding == EndOfLineMode.Crlf)
{
_editMenuLineEndingCRLF.Checked = true;
}
if (document.LineEnding == EndOfLineMode.LF)
{
_editMenuLineEndingLF.Checked = true;
}
if (document.LineEnding == EndOfLineMode.CR)
{
_editMenuLineEndingCR.Checked = true;
}
}
private void UI_EDIT_MENU_ENCODING_DropDownOpening(
object sender, EventArgs e)
{
ScintillaEditForm document =
_mainForm.ActiveDocument as ScintillaEditForm;
if (document == null)
{
return;
}
foreach (ToolStripMenuItem item in
_editMenuEncoding.DropDownItems)
{
item.Checked = false;
}
if (document.FileEncoding == Encoding.ASCII)
{
_editMenuEncodingANSI.Checked = true;
}
if (document.FileEncoding == Encoding.UTF8)
{
_editMenuEncodingUTF8.Checked = true;
}
if (document.FileEncoding == Encoding.BigEndianUnicode)
{
_editMenuEncodingUTF16BE.Checked = true;
}
if (document.FileEncoding == Encoding.Unicode)
{
_editMenuEncodingUTF16LE.Checked = true;
}
}
private void InsertSnippet_Click(object sender, EventArgs e)
{
ToolStripMenuItem item = sender as ToolStripMenuItem;
if (item == null)
{
return;
}
ScintillaEditForm document =
_mainForm.ActiveDocument as ScintillaEditForm;
if (document == null)
{
return;
}
string snippet = FileTools.ReadFile(item.Name);
if (String.IsNullOrEmpty(snippet))
{
return;
}
document.InsertSnippet(snippet);
}
private void FindNextRegex(string searchText, string replaceText, bool isReplace)
{
ScintillaEditForm sci = GetActiveEditor();
if (sci == null)
{
return;
}
Regex searchRegex = new Regex(searchText);
// Is there an instance anywhere in the document?
string text = sci.Editor.Text;
Match match = searchRegex.Match(text);
if (!match.Success)
{
_searchMessageLabel.Text = Resources.FindDialogMessageNotFound;
return;
}
// Have at least one instance, search from the cursor if not at document end.
if (sci.Editor.CurrentPos < sci.Editor.Text.Length)
{
match = searchRegex.Match(text, sci.Editor.CurrentPos);
}
if (!match.Success) // Search from the start of the document
{
match = searchRegex.Match(text);
}
if (!match.Success) // Shouldn't happen
{
return;
}
sci.Editor.Selection.Start = match.Index;
sci.Editor.Selection.Length = match.Length;
if (_isReplace)
{
sci.Editor.Selection.Text = replaceText;
sci.Editor.Selection.Start = match.Index;
sci.Editor.Selection.Length = replaceText.Length;
}
}
/// <summary>
/// Toggle the current document as read-only.
/// </summary>
/// <returns>True on success.</returns>
public bool SetReadOnly()
{
ToolStripMenuItem menuItem = _mainForm.GetMenuItemByName(
Constants.UI_EDIT_MENU_SET_READ_ONLY);
if (menuItem == null) return false;
if (scintilla.IsReadOnly)
{
/*
* Check not already open as read/write.
*/
foreach (IDockContent dockContent in
_mainForm.ClientWindow.Documents)
{
ScintillaEditForm f = dockContent as ScintillaEditForm;
if (f == null) continue;
if (f.FilePath == null) continue;
if (documentFilePath == null) continue;
if (FileTools.MatchPaths(f.FilePath, documentFilePath) &&
!f.Editor.IsReadOnly)
{
MessageBox.Show(
Resources.ReadWriteMessage,
Resources.ReadWriteTitle,
MessageBoxButtons.OK, MessageBoxIcon.Information);
UpdateTab();
f.Activate();
return false;
}
}
menuItem.Checked = false;
scintilla.IsReadOnly = false;
}
else
{
menuItem.Checked = true;
scintilla.IsReadOnly = true;
}
UpdateTab();
return true;
}
private void FindAllRegex(string searchText, string replaceText, bool isReplace)
{
ScintillaEditForm sci = GetActiveEditor();
if (sci == null)
{
return;
}
// Clear all bookmarks
sci.Editor.Markers.DeleteAll(Constants.BOOKMARK_MARKER);
Regex searchRegex = new Regex(searchText);
MatchCollection matches = searchRegex.Matches(sci.Editor.Text);
int lineNumber = -1;
int lineCount = 0;
foreach (Match match in matches)
{
Line line = sci.Editor.Lines.FromPosition(match.Index);
if (line == null)
{
continue;
}
// Only report each line once.
if (lineNumber != line.Number)
{
if (!isReplace)
{
line.AddMarker(Constants.BOOKMARK_MARKER);
}
lineNumber = line.Number;
lineCount++;
}
}
if (isReplace)
{
/*
* Can't track the actual change locations using this method so
* we add a sentinel string to mark the lines on which the changes
* occur. Then we bookmark each line with a sentinel and remove it.
* This is a bit hacky and would break if the sentinel actually
* appears in the text but it's the only way to do multi-line
* replaces and still preserve the bookmarks in the right places.
*/
string sentinel = "{^¬%`^}";
sci.Editor.UndoRedo.BeginUndoAction();
sci.Editor.Text = searchRegex.Replace(
sci.Editor.Text, sentinel + replaceText);
foreach (Line line in sci.Editor.Lines)
{
if (line.Text.IndexOf(sentinel) != -1)
{
string s = line.Text.Replace(sentinel, String.Empty);
/*
* Line needs to be trimmed of any EOL characters to prevent
* extra blank lines being inserted.
*/
line.Text = s.TrimEnd(new Char[] { '\n', '\r' });
line.AddMarker(Constants.BOOKMARK_MARKER);
}
}
sci.Editor.UndoRedo.EndUndoAction();
}
if (lineCount == 1)
{
_searchMessageLabel.Text = String.Format(isReplace ?
Resources.FindDialogMessageReplacedAllSingle :
Resources.FindDialogMessageFoundSingle, lineCount);
}
else
{
_searchMessageLabel.Text = String.Format(isReplace ?
Resources.FindDialogMessageReplacedAllMulti :
Resources.FindDialogMessageFoundMulti, lineCount);
}
}
private void FindAll(string searchText, string replaceText,
bool isReplace, bool matchCase)
{
ScintillaEditForm sci = GetActiveEditor();
if (sci == null)
{
return;
}
// Clear all bookmarks
sci.Editor.Markers.DeleteAll(Constants.BOOKMARK_MARKER);
// Replace is always case-sensitive
if (isReplace)
{
matchCase = true;
}
if (!matchCase)
{
searchText = searchText.ToLower();
}
int lineCount = 0;
if (isReplace)
{
sci.Editor.UndoRedo.BeginUndoAction();
foreach (Line line in sci.Editor.Lines)
{
string text = line.Text;
if (text.IndexOf(searchText) != -1)
{
string s = line.Text.Replace(searchText, replaceText);
/*
* Line needs to be trimmed of any EOL characters to prevent
* extra blank lines being inserted.
*/
line.Text = s.TrimEnd(new Char[] { '\n', '\r' });
line.AddMarker(Constants.BOOKMARK_MARKER);
lineCount++;
}
}
sci.Editor.UndoRedo.EndUndoAction();
}
else
{
foreach (Line line in sci.Editor.Lines)
{
string text = matchCase ? line.Text : line.Text.ToLower();
if (text.IndexOf(searchText) != -1)
{
line.AddMarker(Constants.BOOKMARK_MARKER);
lineCount++;
}
}
}
if (lineCount == 1)
{
_searchMessageLabel.Text = String.Format(isReplace ?
Resources.FindDialogMessageReplacedAllSingle :
Resources.FindDialogMessageFoundSingle, lineCount);
}
else
{
_searchMessageLabel.Text = String.Format(isReplace ?
Resources.FindDialogMessageReplacedAllMulti :
Resources.FindDialogMessageFoundMulti, lineCount);
}
}
private void FindNext(string searchText, string replaceText,
bool isReplace, bool matchCase)
{
ScintillaEditForm sci = GetActiveEditor();
if (sci == null)
{
return;
}
// Replace is always case-sensitive
if (isReplace)
{
matchCase = true;
}
if (!matchCase)
{
searchText = searchText.ToLower();
}
/*
* Is there an instance anywhere in the document?
*/
string text = matchCase ?
sci.Editor.Text : sci.Editor.Text.ToLower();
int index = text.IndexOf(searchText);
if (index == -1)
{
_searchMessageLabel.Text = Resources.FindDialogMessageNotFound;
return;
}
/*
* We have at least one instance, search from the cursor if not at document end.
*/
if (sci.Editor.CurrentPos < sci.Editor.Text.Length)
{
index = text.IndexOf(searchText, sci.Editor.CurrentPos);
}
if (index == -1) // Search from the start of the document
{
index = text.IndexOf(searchText);
}
if (index == -1) // Shouldn't happen
{
return;
}
sci.Editor.Selection.Start = index;
sci.Editor.Selection.Length = searchText.Length;
if (_isReplace)
{
sci.Editor.Selection.Text = replaceText;
sci.Editor.Selection.Start = index;
sci.Editor.Selection.Length = replaceText.Length;
}
}
private void Search(bool searchAll)
{
_isSearchAll = searchAll;
ScintillaEditForm sci = GetActiveEditor();
if (sci == null)
{
_searchMessageLabel.Text = Resources.FindDialogMessageCantSearch;
return;
}
_findTextComboBox.BackColor = Color.Empty;
_searchMessageLabel.Text = String.Empty;
string searchText = _findTextComboBox.Text;
if (searchText == String.Empty)
{
_findTextComboBox.BackColor = Color.Yellow;
return;
}
AddHistoryItem(_findTextComboBox, searchText);
string replaceText = String.Empty;
if (_isReplace)
{
replaceText = _replaceTextComboBox.Text;
AddHistoryItem(_replaceTextComboBox, replaceText);
}
bool isRegex = _useRegexCheckBox.Checked;
bool matchCase = _matchCaseCheckBox.Checked;
try
{
Cursor = Cursors.WaitCursor;
if (_isSearchAll)
{
if (isRegex)
{
FindAllRegex(searchText, replaceText, _isReplace);
}
else
{
FindAll(searchText, replaceText, _isReplace, matchCase);
}
}
else
{
if (isRegex)
{
FindNextRegex(searchText, replaceText, _isReplace);
}
else
{
FindNext(searchText, replaceText, _isReplace, matchCase);
}
}
}
catch (Exception ex)
{
MessageBox.Show(String.Format("{0}:\n{1}",
Resources.FindDialogExceptionMessage, ex.Message),
_isReplace ?
Resources.FindDialogTitleReplace :
Resources.FindDialogTitleFind,
MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
finally
{
Cursor = Cursors.Default;
}
}