void fileviewer::Next_ButtonClick(bool checked)
{
if (m_fileDataList.isEmpty())
{
m_pushButtonPrev->setEnabled(false);
m_pushButtonNext->setEnabled(false);
return;
}
if((m_iter == m_fileDataList.end() - 1)||
(m_iter == m_fileDataList.end()))
{
m_pushButtonNext->setEnabled(false);
return;
}
if (!checked)
{
QVector<filedata>::iterator it = m_iter;
m_iter++;
if (m_iter->compareFilenameOnly(*it))
{
highlightLine(m_iter->linenum.toInt());
updateFilePathLabel();
}
else
{
updateTextEdit();
}
m_pushButtonPrev->setEnabled(m_iter != m_fileDataList.begin());
m_pushButtonNext->setEnabled(m_iter != m_fileDataList.end() - 1);
}
}
void fileviewer::Next_ButtonClick(bool checked)
{
if (!checked)
{
if (m_iter != m_fileDataList.begin())
{
QVector<filedata>::iterator it = m_iter;
m_iter--;
m_file_idx--;
if (m_iter->compareFilenameOnly(*it))
{
// Same file different line
m_textEditSource->highlightLine(m_iter->linenum.toInt());
updateFilePathLabel();
}
else
{
// Different File
updateTextEdit();
}
m_comboBoxSearchPath->setCurrentIndex(m_file_idx);
}
checkFileStackButtons();
}
}
void fileviewer::updateTextEdit(void)
{
if (m_iter == m_fileDataList.end()) return;
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
m_textEditSource->clear();
QFile file(m_iter->filename);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
{
QApplication::restoreOverrideCursor();
return;
}
QTextStream in(&file);
int lang = enHighlightCPP; // default
QRegExp rx1("\\.py$", Qt::CaseInsensitive);
int pos = rx1.indexIn(m_iter->filename);
if (pos != -1) lang = enHighlightPython;
QRegExp rx2("\\.java$", Qt::CaseInsensitive);
pos = rx2.indexIn(m_iter->filename);
if (pos != -1) lang = enHighlightJava;
QRegExp rx3("\\.rb$", Qt::CaseInsensitive);
pos = rx3.indexIn(m_iter->filename);
if (pos != -1) lang = enHighlightRuby;
QRegExp rx4("\\.js$", Qt::CaseInsensitive);
pos = rx4.indexIn(m_iter->filename);
if (pos != -1) lang = enHighlightJavascript;
m_currentlang = lang;
setLexer(lang);
QString alltext;
while (!in.atEnd())
{
alltext = in.readAll();
}
m_textEditSource->setText(alltext);
m_textEditSource->setMarginWidth(0, QString::number(m_textEditSource->lines() * 10));
highlightLine(m_iter->linenum.toInt());
updateFilePathLabel();
m_pushButtonGoToLine->setEnabled(true);
m_pushButtonOpenInEditor->setEnabled(true);
m_pushButtonTextShrink->setEnabled(true);
m_pushButtonTextEnlarge->setEnabled(true);
m_listWidgetFunc->clear();
if (m_iter->fileid < 0) {emit requestFuncList_filename(m_iter->filename);}
else {emit requestFuncList_fileid(m_iter->fileid);}
QApplication::restoreOverrideCursor();
}
void fileviewer::updateTextEdit(void)
{
if (!m_iter)
return;
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
m_textEditSource->clear();
m_highlighter->m_intAddlRulesMode = 0; //reset additional rules mode
QFile file(m_iter->filename);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
{
QApplication::restoreOverrideCursor();
return;
}
QTextStream in(&file);
int lang = enHighlightCPP;
QRegExp rx1("\\.py$", Qt::CaseInsensitive);
int pos = rx1.indexIn(m_iter->filename);
if (pos != -1) lang = enHighlightPython;
QRegExp rx2("\\.java$", Qt::CaseInsensitive);
pos = rx2.indexIn(m_iter->filename);
if (pos != -1) lang = enHighlightJava;
m_highlighter->m_intLanguage = lang;
while (!in.atEnd())
{
m_textEditSource->insertPlainText(in.readAll());
}
m_textEditSource->highlightLine(m_iter->linenum.toInt());
updateFilePathLabel();
m_pushButtonGoToLine->setEnabled(true);
m_pushButtonOpenInEditor->setEnabled(true);
m_pushButtonTextShrink->setEnabled(true);
m_pushButtonTextEnlarge->setEnabled(true);
QApplication::restoreOverrideCursor();
}
void fileviewer::fileToBeOpened(QString filename, QString linenum)
{
filename.replace(QString("$HOME"), QDir::homePath());
#ifdef _WIN32
filename.replace("/", "\\");
#endif
if (!(QFile::exists(filename)))
{
m_labelFilePath->setText(tr("File not found"));
handleFileCannotBeOpenedCase();
return;
}
QFile file(filename);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
{
m_labelFilePath->setText(tr("File could not be opened"));
handleFileCannotBeOpenedCase();
return;
}
file.close();
QFileInfo fi(filename);
if ((m_DBtimestamp < fi.lastModified())&&(m_timestampMismatchWarned == false))
{
m_timestampMismatchWarned = true;
QMessageBox msgBox((QWidget*)mw);
msgBox.setIcon(QMessageBox::Warning);
msgBox.setStandardButtons(QMessageBox::Ok);
msgBox.setText(tr("The source file to be viewed is newer than the CodeQuery database file. You are recommended to manually regenerate the CodeQuery database file."));
msgBox.exec();
}
filedata fd(filename, linenum);
if (m_fileDataList.isEmpty())
{
m_fileDataList.push_back(fd);
m_iter = m_fileDataList.end() - 1;
m_pushButtonPrev->setEnabled(false);
m_pushButtonNext->setEnabled(false);
updateTextEdit();
return;
}
else if (m_iter == m_fileDataList.end())
{
// previous file not found
m_fileDataList.push_back(fd);
m_iter = m_fileDataList.end() - 1;
m_pushButtonPrev->setEnabled(m_iter != m_fileDataList.begin());
m_pushButtonNext->setEnabled(false);
updateTextEdit();
}
else if (m_iter->compare(fd))
{
// the same filename and line number
updateFilePathLabel();
return;
}
else if (m_iter->compareFilenameOnly(fd))
{
// same file, different line number
m_fileDataList.push_back(fd);
m_iter = m_fileDataList.end() - 1;
m_pushButtonPrev->setEnabled(true);
m_pushButtonNext->setEnabled(false);
highlightLine(fd.linenum.toInt());
updateFilePathLabel();
}
else
{
// different file
m_fileDataList.push_back(fd);
m_iter = m_fileDataList.end() - 1;
m_pushButtonPrev->setEnabled(true);
m_pushButtonNext->setEnabled(false);
updateTextEdit();
}
QVector<filedata>::iterator it = m_fileDataList.begin();
while ((it != m_fileDataList.end() - 1)&&(it != m_fileDataList.end()))
{
if (it->compare(fd)) m_fileDataList.erase(it);
else it++;
}
if (m_fileDataList.size() > 20) m_fileDataList.erase(m_fileDataList.begin());
}