/* TextEditor::openCalltip
* Opens a calltip for the function name before [pos]. Returns false
* if the word before [pos] was not a function name, true otherwise
*******************************************************************/
bool TextEditor::openCalltip(int pos, int arg)
{
// Don't bother if no language
if (!language)
return false;
// Get start of word before bracket
int start = WordStartPosition(pos - 1, false);
// Get word before bracket
string word = GetTextRange(WordStartPosition(start, true), WordEndPosition(start, true));
// Get matching language function (if any)
TLFunction* func = language->getFunction(word);
// Show calltip if it's a function
if (func && func->nArgSets() > 0)
{
CallTipShow(pos, func->generateCallTipString());
ct_function = func;
ct_argset = 0;
ct_start = pos;
// Highlight arg
point2_t arg_ext = ct_function->getArgTextExtent(arg);
CallTipSetHighlight(arg_ext.x, arg_ext.y);
return true;
}
else
{
ct_function = NULL;
return false;
}
}
/* TextEditor::showFindReplacePanel
* Shows or hides the Find+Replace panel, depending on [show]. If
* shown, fills the find text box with the current selection or the
* current word at the caret
*******************************************************************/
void TextEditor::showFindReplacePanel(bool show)
{
// Do nothing if no F+R panel has been set
if (!panel_fr)
return;
// Hide if needed
if (!show)
{
panel_fr->Hide();
panel_fr->GetParent()->Layout();
SetFocus();
return;
}
// Get currently selected text
string find = GetSelectedText();
// Get the word at the current cursor position if there is no current selection
if (find.IsEmpty())
{
int ws = WordStartPosition(GetCurrentPos(), true);
int we = WordEndPosition(GetCurrentPos(), true);
find = GetTextRange(ws, we);
}
// Show the F+R panel
panel_fr->Show();
panel_fr->GetParent()->Layout();
panel_fr->setFindText(find);
}
/* TextEditor::onMouseDown
* Called when a mouse button is clicked
*******************************************************************/
void TextEditor::onMouseDown(wxMouseEvent& e)
{
e.Skip();
// No language, no checks
if (!language)
return;
// Check for ctrl+left (web lookup)
if (e.LeftDown() && e.GetModifiers() == wxMOD_CMD)
{
int pos = CharPositionFromPointClose(e.GetX(), e.GetY());
string word = GetTextRange(WordStartPosition(pos, true), WordEndPosition(pos, true));
if (!word.IsEmpty())
{
// TODO: Reimplement for word lists
//// Check for keyword
//if (language->isKeyword(word))
//{
// string url = language->getKeywordLink();
// if (!url.IsEmpty())
// {
// url.Replace("%s", word);
// wxLaunchDefaultBrowser(url);
// }
//}
//// Check for constant
//else if (language->isConstant(word))
//{
// string url = language->getConstantLink();
// if (!url.IsEmpty())
// {
// url.Replace("%s", word);
// wxLaunchDefaultBrowser(url);
// }
//}
// Check for function
if (language->isFunction(word))
{
string url = language->getFunctionLink();
if (!url.IsEmpty())
{
url.Replace("%s", word);
wxLaunchDefaultBrowser(url);
}
}
hideCalltip();
}
}
if (e.RightDown() || e.LeftDown())
hideCalltip();
}
bool SearchableEditor::find(bool newSearch)
{
if (!fd)
fd = new FindDialog(this, ::wxGetTopLevelParent(this));
if (newSearch || findTextM.empty())
{
if (newSearch)
{
// find selected text
wxString findText(GetSelectedText());
// failing that initialize with the word at the caret
if (findText.empty())
{
int pos = GetCurrentPos();
int start = WordStartPosition(pos, true);
int end = WordEndPosition(pos, true);
if (end > start)
findText = GetTextRange(start, end);
}
fd->SetFindText(findText);
}
// do not re-center dialog if it is already visible
if (!fd->IsShown())
fd->Show();
fd->SetFocus();
return false; // <- caller shouldn't care about this
}
int start = GetSelectionEnd();
if (findFlagsM.has(se::FROM_TOP))
{
start = 0;
findFlagsM.remove(se::ALERT); // remove flag after first find
}
int end = GetTextLength();
int p = FindText(start, end, findTextM, findFlagsM.asStc());
if (p == -1)
{
if (findFlagsM.has(se::WRAP))
p = FindText(0, end, findTextM, findFlagsM.asStc());
if (p == -1)
{
if (findFlagsM.has(se::ALERT))
wxMessageBox(_("No more matches"), _("Search complete"), wxICON_INFORMATION|wxOK);
return false;
}
}
centerCaret(true);
GotoPos(p);
GotoPos(p + findTextM.Length());
SetSelectionStart(p);
SetSelectionEnd(p + findTextM.Length());
centerCaret(false);
return true;
}
/* 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::openCalltip
* Opens a calltip for the function name before [pos]. Returns false
* if the word before [pos] was not a function name, true otherwise
*******************************************************************/
bool TextEditor::openCalltip(int pos, int arg, bool dwell)
{
// Don't bother if no language
if (!language)
return false;
// Get start of word before bracket
int start = WordStartPosition(pos - 1, false);
int end = WordEndPosition(pos - 1, true);
// Get word before bracket
string word = GetTextRange(WordStartPosition(start, true), WordEndPosition(start, true));
// Get matching language function (if any)
TLFunction* func = language->getFunction(word);
// Show calltip if it's a function
if (func && func->nArgSets() > 0)
{
call_tip->enableArgSwitch(!dwell && func->nArgSets() > 1);
call_tip->openFunction(func, arg);
showCalltip(dwell ? pos : end + 1);
ct_function = func;
ct_start = pos;
ct_dwell = dwell;
// Highlight arg
call_tip->setCurrentArg(arg);
return true;
}
else
{
ct_function = nullptr;
return false;
}
}
