void ClangCodeCompletion::HighlightOccurrences(cbEditor* ed)
{
ClTranslUnitId translId = GetCurrentTranslationUnitId();
cbStyledTextCtrl* stc = ed->GetControl();
int pos = stc->GetCurrentPos();
const wxChar ch = stc->GetCharAt(pos);
if (pos > 0
&& (wxIsspace(ch) || (ch != wxT('_') && wxIspunct(ch)))
&& !wxIsspace(stc->GetCharAt(pos - 1)))
{
--pos;
}
// chosen a high value for indicator, hoping not to interfere with the indicators used by some lexers
// if they get updated from deprecated old style indicators someday.
const int theIndicator = 16;
stc->SetIndicatorCurrent(theIndicator);
// Set Styling:
// clear all style indications set in a previous run (is also done once after text gets unselected)
stc->IndicatorClearRange(0, stc->GetLength());
if (stc->GetTextRange(pos - 1, pos + 1).Strip().IsEmpty())
return;
// TODO: use independent key
wxColour highlightColour(Manager::Get()->GetColourManager()->GetColour(wxT("editor_highlight_occurrence")));
stc->IndicatorSetStyle(theIndicator, wxSCI_INDIC_HIGHLIGHT);
stc->IndicatorSetForeground(theIndicator, highlightColour);
stc->IndicatorSetUnder(theIndicator, true);
const int line = stc->LineFromPosition(pos);
ClTokenPosition loc(line + 1, pos - stc->PositionFromLine(line) + 1);
std::vector< std::pair<int, int> > occurrences;
m_pClangPlugin->GetOccurrencesOf( translId, ed->GetFilename(), loc, 100, occurrences );
for (std::vector< std::pair<int, int> >::const_iterator tkn = occurrences.begin();
tkn != occurrences.end(); ++tkn)
{
stc->IndicatorFillRange(tkn->first, tkn->second);
}
}
MiniStyledTextCtrl::MiniStyledTextCtrl(wxWindow* pParent, int id, const wxPoint& pos, const wxSize& size, long style):
cbStyledTextCtrl(pParent, id, pos, size, style)
{
Init();
ConfigManager* cfg = Manager::Get()->GetConfigManager(_T("editor"));
if (cfg->ReadBool(_T("/highlight_occurrence/enabled"), true))
{
const int theIndicator = 10;
wxColour highlightColour(Manager::Get()->GetColourManager()->GetColour(wxT("editor_highlight_occurrence")));
IndicatorSetStyle(theIndicator, wxSCI_INDIC_HIGHLIGHT);
IndicatorSetForeground(theIndicator, highlightColour );
#ifndef wxHAVE_RAW_BITMAP
IndicatorSetUnder(theIndicator,true);
#endif
}
const int thePermIndicator = 12;
IndicatorSetStyle(thePermIndicator, wxSCI_INDIC_HIGHLIGHT);
IndicatorSetForeground(thePermIndicator, wxColour(Manager::Get()->GetColourManager()->GetColour(wxT("editor_highlight_occurrence_permanently"))) );
#ifndef wxHAVE_RAW_BITMAP
IndicatorSetUnder(thePermIndicator,true);
#endif
const int theFindFoudIndicator = 21;
IndicatorSetStyle(theFindFoudIndicator, wxSCI_INDIC_HIGHLIGHT);
IndicatorSetForeground(theFindFoudIndicator, wxColour(cfg->ReadColour(_T("/incremental_search/text_found_colour"), wxColour(160, 32, 240))) );
#ifndef wxHAVE_RAW_BITMAP
IndicatorSetUnder(theFindFoudIndicator,true);
#endif
const int theFindHighlightIndicator = 22;
IndicatorSetStyle(theFindHighlightIndicator, wxSCI_INDIC_HIGHLIGHT);
IndicatorSetForeground(theFindHighlightIndicator, wxColour(cfg->ReadColour(_T("/incremental_search/highlight_colour"), wxColour(255, 165, 0))) );
#ifndef wxHAVE_RAW_BITMAP
IndicatorSetUnder(theFindHighlightIndicator,true);
#endif
}
void Highlighter::HighlightOccurrencesOfSelection(cbEditor* ctrl)const
{
// chosen a high value for indicator, hoping not to interfere with the indicators used by some lexers
// if they get updated from deprecated oldstyle indicators somedays.
cbStyledTextCtrl *control = ctrl->GetControl();
const int theIndicator = 10;
std::pair<long, long> curr;
control->GetSelection(&curr.first, &curr.second);
control->SetIndicatorCurrent(theIndicator);
if (m_OldHighlightSelectionCtrl == control && m_HighlightSelectedOccurencesLastPos == curr) // whatever the current state is, we've already done it once
return;
m_HighlightSelectedOccurencesLastPos = curr;
m_OldHighlightSelectionCtrl = control;
int eof = control->GetLength();
// Set Styling:
// clear all style indications set in a previous run (is also done once after text gets unselected)
control->IndicatorClearRange(0, eof);
// if there is no text selected, it stops here and does not hog the cpu further
if (curr.first == curr.second)
return;
// check if the selected text has space, tab or new line in it
wxString selectedText(control->GetTextRange(curr.first, curr.second));
if (selectedText.find_first_of(wxT(" \t\n")) != wxString::npos)
return;
ConfigManager* cfg = Manager::Get()->GetConfigManager(_T("editor"));
// check if the feature is enabled
if (!cfg->ReadBool(_T("/highlight_occurrence/enabled"), true))
return;
// selected text has a minimal length of controlled by the user (by default it is 3)
wxString::size_type minLength = std::max(cfg->ReadInt(_T("/highlight_occurrence/min_length"), 3), 1);
if (selectedText.length() >= minLength)
{
wxColour highlightColour(Manager::Get()->GetColourManager()->GetColour(wxT("editor_highlight_occurrence")));
if ( ctrl->GetLeftSplitViewControl() )
{
ctrl->GetLeftSplitViewControl()->IndicatorSetStyle(theIndicator, wxSCI_INDIC_HIGHLIGHT);
ctrl->GetLeftSplitViewControl()->IndicatorSetForeground(theIndicator, highlightColour );
#ifndef wxHAVE_RAW_BITMAP
// If wxWidgets is build without rawbitmap-support, the indicators become opaque
// and hide the text, so we show them under the text.
// Not enabled as default, because the readability is a little bit worse.
ctrl->GetLeftSplitViewControl()->IndicatorSetUnder(theIndicator,true);
#endif
}
if ( ctrl->GetRightSplitViewControl() )
{
ctrl->GetRightSplitViewControl()->IndicatorSetStyle(theIndicator, wxSCI_INDIC_HIGHLIGHT);
ctrl->GetRightSplitViewControl()->IndicatorSetForeground(theIndicator, highlightColour );
#ifndef wxHAVE_RAW_BITMAP
ctrl->GetRightSplitViewControl()->IndicatorSetUnder(theIndicator,true);
#endif
}
int flag = 0;
if (cfg->ReadBool(_T("/highlight_occurrence/case_sensitive"), true))
{
flag |= wxSCI_FIND_MATCHCASE;
}
if (cfg->ReadBool(_T("/highlight_occurrence/whole_word"), true))
{
flag |= wxSCI_FIND_WHOLEWORD;
}
// list all selections and sort them
typedef std::vector<std::pair<long, long> > Selections;
Selections selections;
int count = control->GetSelections();
for (int ii = 0; ii < count; ++ii)
{
selections.push_back(Selections::value_type(control->GetSelectionNStart(ii),
control->GetSelectionNEnd(ii)));
}
std::sort(selections.begin(), selections.end());
Selections::const_iterator currSelection = selections.begin();
// search for every occurence
int lengthFound = 0; // we need this to work properly with multibyte characters
for ( int pos = control->FindText(0, eof, selectedText, flag, &lengthFound);
pos != wxSCI_INVALID_POSITION ;
pos = control->FindText(pos+=selectedText.Len(), eof, selectedText, flag, &lengthFound) )
{
// check if the found text is selected
// if it is don't add indicator for it, because it looks ugly
bool skip = false;
for (; currSelection != selections.end(); ++currSelection)
{
// the found text is after the current selection, go to the next one
if (currSelection->second < pos)
continue;
// if the end of the found text is not before the current selection start
// then it must match and it should be skipped
if (pos + lengthFound >= currSelection->first)
skip = true;
break;
}
if (skip)
continue;
// does not make sense anymore: check that the found occurrence is not the same as the selected,
// since it is not selected in the second view -> so highlight it
control->IndicatorFillRange(pos, lengthFound);
}
}
}
