/* TextEditor::onUpdateUI
* Called when anything is modified in the text editor (cursor
* position, styling, text, etc)
*******************************************************************/
void TextEditor::onUpdateUI(wxStyledTextEvent& e)
{
// Check for brace match
if (txed_brace_match)
checkBraceMatch();
// If a calltip is open, update it
if (call_tip->IsShown())
updateCalltip();
// Do word matching if appropriate
if (txed_match_cursor_word && language)
{
int word_start = WordStartPosition(GetCurrentPos(), true);
int word_end = WordEndPosition(GetCurrentPos(), true);
string current_word = GetTextRange(word_start, word_end);
if (!current_word.IsEmpty() && HasFocus())
{
if (current_word != prev_word_match)
{
prev_word_match = current_word;
SetIndicatorCurrent(8);
IndicatorClearRange(0, GetTextLength());
SetTargetStart(0);
SetTargetEnd(GetTextLength());
SetSearchFlags(0);
while (SearchInTarget(current_word) != -1)
{
IndicatorFillRange(GetTargetStart(), GetTargetEnd() - GetTargetStart());
SetTargetStart(GetTargetEnd());
SetTargetEnd(GetTextLength());
}
}
}
else
{
SetIndicatorCurrent(8);
IndicatorClearRange(0, GetTextLength());
prev_word_match = "";
}
}
// Hilight current line
MarkerDeleteAll(1);
MarkerDeleteAll(2);
if (txed_hilight_current_line > 0 && HasFocus())
{
int line = LineFromPosition(GetCurrentPos());
MarkerAdd(line, 1);
if (txed_hilight_current_line > 1)
MarkerAdd(line, 2);
}
e.Skip();
}
/* TextEditor::onFocusLoss
* Called when the text editor loses focus
*******************************************************************/
void TextEditor::onFocusLoss(wxFocusEvent& e)
{
// Hide calltip+autocomplete box
hideCalltip();
AutoCompCancel();
// Hide current line marker
MarkerDeleteAll(1);
MarkerDeleteAll(2);
// Clear word matches
SetIndicatorCurrent(8);
IndicatorClearRange(0, GetTextLength());
prev_word_match = "";
e.Skip();
}
/**
* Style needed
*/
void FbEditor::onStyleNeeded(wxStyledTextEvent & event)
{
// startint position
auto startPos = GetEndStyled();
auto startLine = LineFromPosition(startPos);
startPos = PositionFromLine(startLine);
// end position
int lastPos = event.GetPosition();
int lastLine = std::max(LineFromPosition(lastPos), std::min(GetLineCount(), GetFirstVisibleLine() + LinesOnScreen()));
lastPos = GetLineEndPosition(lastLine);
// get token
auto token = m_srcCtx->getLine(startLine, lastLine);
// set stylling position
StartStyling(startPos, INT_MAX);
// clear indicatirs
SetIndicatorCurrent(ErrorIndicator);
IndicatorClearRange(startPos, lastPos - startPos);
// no token? just colour to default
if (!token) {
style(lastPos - startPos, TokenStyle::Default);
return;
}
// style the tokens
int line = startLine;
int col = 0;
while (token && line <= lastLine) {
// end of the line?
if (token->getKind() == TokenKind::EndOfLine) {
token = token->getNext();
continue;
}
// token line
int tline = token->getLine();
// token started before current line
if (line > tline) {
int start = PositionFromLine(line);
int end = PositionFromLine(token->getEndLine()) + token->getEndCol();
style(end - start, token);
// end on line and column
col = token->getEndCol();
line = token->getEndLine();
// get next token and continue
token = token->getNext();
continue;
}
// empty lines before next token?
if (line < tline) {
int start = PositionFromLine(line) + col;
int end = PositionFromLine(tline) + token->getCol();
style(end - start, TokenStyle::Default);
// end on line and column
line = token->getLine();
col = token->getCol();
continue;
}
// started on the current line
if (line == tline) {
// empty space ?
if (token->getCol() > col) {
style(token->getCol() - col, TokenStyle::Default);
}
// style the token
style(token->getLength(), token);
col = token->getEndCol();
line = token->getEndLine();
// advance to the next one
token = token->getNext();
continue;
}
// some empty space till end of the line
int length = GetLineLength(line);
if (col < length) {
style(length - col, TokenStyle::Default);
}
// incement line
line++;
col = 0;
}
}
void cbStyledTextCtrl::HighlightRightBrace()
{
if (m_bracePosition == wxSCI_INVALID_POSITION)
return;
int pos = GetCurrentPos();
if (pos == wxSCI_INVALID_POSITION)
return;
const static wxColour caretForeground = GetCaretForeground();
const static int caretWidth = GetCaretWidth();
const int curLine = GetCurrentLine();
const int len = GetLength();
if (m_tabSmartJump && (curLine == LineFromPosition(m_bracePosition)))
{
SetIndicatorCurrent(s_indicHighlight);
const int indPos = GetLineIndentPosition(curLine);
IndicatorClearRange(indPos, GetLineEndPosition(curLine)-indPos);
do
{
if (pos >= len)
break;
wxString cur((wxChar)GetCharAt(pos));
if (cur == _T("\n"))
break;
int style = GetStyleAt(pos);
if (IsComment(style))
continue;
if (IsString(style) || IsCharacter(style))
{
const int nextOne = (pos == len) ? GetStyleAt(pos) : GetStyleAt(pos + 1);
if (IsCharacter(nextOne) || IsString(nextOne))
continue;
}
if (s_rightBrace.Contains(cur))
{
SetCaretForeground(wxColour(255, 0, 0));
SetCaretWidth(caretWidth + 1);
IndicatorSetForeground(s_indicHighlight, wxColour(80, 236, 120));
IndicatorSetStyle(s_indicHighlight, wxSCI_INDIC_HIGHLIGHT);
#ifndef wxHAVE_RAW_BITMAP
IndicatorSetUnder(s_indicHighlight, true);
#endif
SetIndicatorCurrent(s_indicHighlight);
IndicatorFillRange(pos, 1);
m_bracePosition = pos + 1;
return;
}
}
while (++pos);
}
m_bracePosition = wxSCI_INVALID_POSITION;
m_lastPosition = wxSCI_INVALID_POSITION;
m_tabSmartJump = false;
SetIndicatorCurrent(s_indicHighlight);
IndicatorClearRange(0, len);
SetCaretForeground(caretForeground);
SetCaretWidth(caretWidth);
}