PythonCompleter.cpp
116 lines
| 3.9 KiB
| text/x-c
|
CppLexer
Jeandet Alexis
|
r0 | #include "PythonCompleter.h" | ||
| #include <QStringListModel> | ||||
| #include "PythonCompleterPopup.h" | ||||
| #include "SimpleConsole.h" | ||||
| #include <QApplication> | ||||
| #include <socexplorer.h> | ||||
| #include <QFile> | ||||
| #include <QFileInfo> | ||||
| PythonCompleter::PythonCompleter(SimpleConsole *parent, PythonQtObjectPtr context) : | ||||
| QCompleter(parent) | ||||
| { | ||||
| // use given pythonqt-context | ||||
| _context = PythonQt::self()->createUniqueModule(); | ||||
| _parentContext = context; | ||||
| // initialize python | ||||
| QString fileName = QString(PYMODULES)+"/PythonCompleter.py"; | ||||
| QString code; | ||||
| QFile file; | ||||
| QFileInfo fileinfo; | ||||
| code.clear(); | ||||
| file.setFileName(fileName); | ||||
| fileinfo.setFile(fileName); | ||||
| if(!fileinfo.suffix().compare("py")) | ||||
| { | ||||
| file.open(QIODevice::ReadOnly); | ||||
| QTextStream filestrm(&file); | ||||
| while(!filestrm.atEnd())code.append(filestrm.readLine()+"\n"); | ||||
| _context.evalScript(code); | ||||
| file.close(); | ||||
| // this->mainContext->evalFile(pathList.at(i)); | ||||
| } | ||||
| //_context.evalFile(QString(PYMODULES)+"/PythonCompleter.py"); | ||||
| // generate string list model | ||||
| // (which we will change dynamically later) | ||||
| setModel( new QStringListModel(this) ); | ||||
| // generate the popup | ||||
| // (usually this is done automatically, but | ||||
| // we have some small modifications) | ||||
| PythonCompleterPopup *pythonCompleterPopup = new PythonCompleterPopup; | ||||
| setPopup( pythonCompleterPopup ); | ||||
| // notify me when the popup is shown/hidden... | ||||
| connect(pythonCompleterPopup, SIGNAL(aboutToShow()), | ||||
| this, SLOT(popupAboutToShow())); | ||||
| connect(pythonCompleterPopup, SIGNAL(aboutToHide()), | ||||
| this, SLOT(popupAboutToHide())); | ||||
| // and finally update once when the autocompletion is started | ||||
| connect(parent, SIGNAL(autocompletionRequested()), | ||||
| this, SLOT(updateCompletions())); | ||||
| } | ||||
| void PythonCompleter::updateCompletions() | ||||
| { | ||||
| //qDebug() << "updateCompletions called"; | ||||
| SimpleConsole* textEditParent = qobject_cast<SimpleConsole*>(parent()); | ||||
| // get the code and truncate it to the cursor position | ||||
| QString codeBlock = textEditParent->currentCommand(); | ||||
| QTextCursor cursor = textEditParent->textCursor(); | ||||
| cursor.movePosition(QTextCursor::End); | ||||
| int cursorPosFromRight = cursor.position() - textEditParent->textCursor().position(); | ||||
| codeBlock.truncate( codeBlock.length() - cursorPosFromRight ); | ||||
| // as a precaution disconnect connection (endless loop on error!) | ||||
| bool wasConnected = | ||||
| disconnect(textEditParent, SIGNAL(cursorPositionChanged()), | ||||
| this, SLOT(updateCompletions())); | ||||
| // call python function to determine list of possible completions | ||||
| QVariantList args; | ||||
| args.append(codeBlock); | ||||
| args.append(QVariant::fromValue(_parentContext)); | ||||
| QVariant completions = _context.call("autocompleteCode", args); | ||||
| if( wasConnected ) | ||||
| connect(textEditParent, SIGNAL(cursorPositionChanged()), | ||||
| this, SLOT(updateCompletions())); | ||||
| // set possible completions | ||||
| QStringListModel* listModel = qobject_cast<QStringListModel*>( model() ); | ||||
| //qDebug() << "PythonCompleter: code = " << codeBlock << "\n completions = " << completions.toStringList() << "\n"; | ||||
| listModel->setStringList( completions.toStringList() ); | ||||
| } | ||||
| void PythonCompleter::popupAboutToShow() | ||||
| { | ||||
| //qDebug() << "popup about to show"; | ||||
| SimpleConsole* textEditParent = qobject_cast<SimpleConsole*>(parent()); | ||||
| // update completions when the cursor changes | ||||
| connect(textEditParent, SIGNAL(cursorPositionChanged()), | ||||
| this, SLOT(updateCompletions())); | ||||
| } | ||||
| void PythonCompleter::popupAboutToHide() | ||||
| { | ||||
| //qDebug() << "popup about to hide"; | ||||
| SimpleConsole* textEditParent = qobject_cast<SimpleConsole*>(parent()); | ||||
| // stop updating completions | ||||
| disconnect(textEditParent, SIGNAL(cursorPositionChanged()), | ||||
| this, SLOT(updateCompletions())); | ||||
| } | ||||