366 lines
11 KiB
C++
366 lines
11 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2023 Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "librarydialog.h"
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#include "common.h"
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#include "libraryaddfunctiondialog.h"
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#include "libraryeditargdialog.h"
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#include "path.h"
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#include "ui_librarydialog.h"
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#include <QCheckBox>
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#include <QComboBox>
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#include <QFile>
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#include <QFileDialog>
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#include <QFlags>
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#include <QIODevice>
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#include <QLineEdit>
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#include <QList>
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#include <QListWidget>
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#include <QListWidgetItem>
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#include <QMessageBox>
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#include <QPlainTextEdit>
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#include <QPushButton>
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#include <QRegularExpression>
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#include <QTextStream>
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#include <Qt>
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class QWidget;
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// TODO: get/compare functions from header
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class FunctionListItem : public QListWidgetItem {
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public:
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FunctionListItem(QListWidget *view,
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CppcheckLibraryData::Function *function,
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bool selected)
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: QListWidgetItem(view), function(function) {
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setText(function->name);
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setFlags(flags() | Qt::ItemIsEditable);
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setSelected(selected);
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}
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CppcheckLibraryData::Function *function;
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};
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LibraryDialog::LibraryDialog(QWidget *parent) :
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QDialog(parent),
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mUi(new Ui::LibraryDialog),
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mIgnoreChanges(false)
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{
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mUi->setupUi(this);
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mUi->buttonSave->setEnabled(false);
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mUi->buttonSaveAs->setEnabled(false);
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mUi->sortFunctions->setEnabled(false);
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mUi->filter->setEnabled(false);
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mUi->addFunction->setEnabled(false);
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//As no function selected, this disables function editing widgets
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selectFunction();
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}
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LibraryDialog::~LibraryDialog()
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{
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delete mUi;
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}
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CppcheckLibraryData::Function *LibraryDialog::currentFunction()
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{
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QList<QListWidgetItem *> selitems = mUi->functions->selectedItems();
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if (selitems.count() != 1)
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return nullptr;
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return static_cast<FunctionListItem *>(selitems.first())->function;
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}
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void LibraryDialog::openCfg()
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{
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const QString datadir = getDataDir();
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QString selectedFilter;
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const QString filter(tr("Library files (*.cfg)"));
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const QString selectedFile = QFileDialog::getOpenFileName(this,
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tr("Open library file"),
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datadir,
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filter,
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&selectedFilter);
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if (selectedFile.isEmpty())
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return;
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QFile file(selectedFile);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
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QMessageBox msg(QMessageBox::Critical,
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tr("Cppcheck"),
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tr("Cannot open file %1.").arg(selectedFile),
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QMessageBox::Ok,
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this);
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msg.exec();
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return;
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}
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CppcheckLibraryData tempdata;
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const QString errmsg = tempdata.open(file);
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if (!errmsg.isNull()) {
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QMessageBox msg(QMessageBox::Critical,
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tr("Cppcheck"),
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tr("Failed to load %1. %2.").arg(selectedFile).arg(errmsg),
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QMessageBox::Ok,
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this);
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msg.exec();
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return;
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}
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mIgnoreChanges = true;
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mData.swap(tempdata);
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mFileName = selectedFile;
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mUi->buttonSave->setEnabled(false);
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mUi->buttonSaveAs->setEnabled(true);
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mUi->filter->clear();
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mUi->functions->clear();
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for (CppcheckLibraryData::Function &function : mData.functions) {
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mUi->functions->addItem(new FunctionListItem(mUi->functions,
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&function,
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false));
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}
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mUi->sortFunctions->setEnabled(!mData.functions.empty());
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mUi->filter->setEnabled(!mData.functions.empty());
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mUi->addFunction->setEnabled(true);
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mIgnoreChanges = false;
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}
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void LibraryDialog::saveCfg()
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{
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if (mFileName.isNull())
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return;
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QFile file(mFileName);
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if (file.open(QIODevice::WriteOnly | QIODevice::Text)) {
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QTextStream ts(&file);
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ts << mData.toString() << '\n';
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mUi->buttonSave->setEnabled(false);
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} else {
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QMessageBox msg(QMessageBox::Critical,
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tr("Cppcheck"),
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tr("Cannot save file %1.").arg(mFileName),
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QMessageBox::Ok,
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this);
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msg.exec();
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}
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}
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void LibraryDialog::saveCfgAs()
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{
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const QString filter(tr("Library files (*.cfg)"));
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const QString path = Path::getPathFromFilename(mFileName.toStdString()).c_str();
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QString selectedFile = QFileDialog::getSaveFileName(this,
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tr("Save the library as"),
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path,
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filter);
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if (selectedFile.isEmpty())
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return;
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if (!selectedFile.endsWith(".cfg", Qt::CaseInsensitive))
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selectedFile += ".cfg";
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mFileName = selectedFile;
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saveCfg();
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}
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void LibraryDialog::addFunction()
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{
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LibraryAddFunctionDialog *d = new LibraryAddFunctionDialog;
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if (d->exec() == QDialog::Accepted && !d->functionName().isEmpty()) {
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CppcheckLibraryData::Function f;
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f.name = d->functionName();
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const int args = d->numberOfArguments();
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for (int i = 1; i <= args; i++) {
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CppcheckLibraryData::Function::Arg arg;
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arg.nr = i;
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f.args.append(arg);
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}
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mData.functions.append(f);
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mUi->functions->addItem(new FunctionListItem(mUi->functions, &mData.functions.back(), false));
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mUi->buttonSave->setEnabled(true);
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mUi->sortFunctions->setEnabled(!mData.functions.empty());
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mUi->filter->setEnabled(!mData.functions.empty());
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}
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delete d;
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}
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void LibraryDialog::editFunctionName(QListWidgetItem* item)
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{
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if (mIgnoreChanges)
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return;
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QString functionName = item->text();
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CppcheckLibraryData::Function * const function = dynamic_cast<FunctionListItem*>(item)->function;
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if (functionName != function->name) {
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const QRegularExpressionMatch matchRes = QRegularExpression("^" NAMES "$").match(functionName);
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if (matchRes.hasMatch()) {
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function->name = functionName;
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mUi->buttonSave->setEnabled(true);
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} else {
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mIgnoreChanges = true;
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item->setText(function->name);
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mIgnoreChanges = false;
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}
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}
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}
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void LibraryDialog::selectFunction()
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{
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const CppcheckLibraryData::Function * const function = currentFunction();
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if (function == nullptr) {
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mUi->comments->clear();
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mUi->comments->setEnabled(false);
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mUi->noreturn->setCurrentIndex(0);
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mUi->noreturn->setEnabled(false);
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mUi->useretval->setChecked(false);
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mUi->useretval->setEnabled(false);
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mUi->leakignore->setChecked(false);
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mUi->leakignore->setEnabled(false);
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mUi->arguments->clear();
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mUi->arguments->setEnabled(false);
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mUi->editArgButton->setEnabled(false);
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return;
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}
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mIgnoreChanges = true;
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mUi->comments->setPlainText(function->comments);
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mUi->comments->setEnabled(true);
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mUi->noreturn->setCurrentIndex(function->noreturn);
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mUi->noreturn->setEnabled(true);
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mUi->useretval->setChecked(function->useretval);
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mUi->useretval->setEnabled(true);
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mUi->leakignore->setChecked(function->leakignore);
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mUi->leakignore->setEnabled(true);
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updateArguments(*function);
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mUi->arguments->setEnabled(true);
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mUi->editArgButton->setEnabled(true);
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mIgnoreChanges = false;
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}
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void LibraryDialog::sortFunctions(bool sort)
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{
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if (sort) {
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mUi->functions->sortItems();
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} else {
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mIgnoreChanges = true;
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const CppcheckLibraryData::Function* selfunction = currentFunction();
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mUi->functions->clear();
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for (CppcheckLibraryData::Function &function : mData.functions) {
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mUi->functions->addItem(new FunctionListItem(mUi->functions,
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&function,
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selfunction == &function));
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}
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if (!mUi->filter->text().isEmpty())
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filterFunctions(mUi->filter->text());
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mIgnoreChanges = false;
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}
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}
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void LibraryDialog::filterFunctions(const QString& filter)
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{
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QList<QListWidgetItem *> allItems = mUi->functions->findItems(QString(), Qt::MatchContains);
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if (filter.isEmpty()) {
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for (QListWidgetItem *item : allItems) {
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item->setHidden(false);
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}
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} else {
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for (QListWidgetItem *item : allItems) {
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item->setHidden(!item->text().startsWith(filter));
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}
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}
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}
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void LibraryDialog::changeFunction()
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{
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if (mIgnoreChanges)
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return;
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CppcheckLibraryData::Function *function = currentFunction();
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if (!function)
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return;
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function->comments = mUi->comments->toPlainText();
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function->noreturn = (CppcheckLibraryData::Function::TrueFalseUnknown)mUi->noreturn->currentIndex();
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function->useretval = mUi->useretval->isChecked();
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function->leakignore = mUi->leakignore->isChecked();
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mUi->buttonSave->setEnabled(true);
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}
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void LibraryDialog::editArg()
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{
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CppcheckLibraryData::Function *function = currentFunction();
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if (!function)
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return;
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if (mUi->arguments->selectedItems().count() != 1)
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return;
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CppcheckLibraryData::Function::Arg &arg = function->args[mUi->arguments->row(mUi->arguments->selectedItems().first())];
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LibraryEditArgDialog d(nullptr, arg);
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if (d.exec() == QDialog::Accepted) {
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const unsigned number = arg.nr;
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arg = d.getArg();
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arg.nr = number;
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mUi->arguments->selectedItems().first()->setText(getArgText(arg));
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}
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mUi->buttonSave->setEnabled(true);
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}
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QString LibraryDialog::getArgText(const CppcheckLibraryData::Function::Arg &arg)
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{
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QString s("arg");
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if (arg.nr != CppcheckLibraryData::Function::Arg::ANY)
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s += QString::number(arg.nr);
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s += "\n not bool: " + QString(arg.notbool ? "true" : "false");
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s += "\n not null: " + QString(arg.notnull ? "true" : "false");
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s += "\n not uninit: " + QString(arg.notuninit ? "true" : "false");
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s += "\n format string: " + QString(arg.formatstr ? "true" : "false");
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s += "\n strz: " + QString(arg.strz ? "true" : "false");
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s += "\n valid: " + QString(arg.valid.isEmpty() ? "any" : arg.valid);
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for (const CppcheckLibraryData::Function::Arg::MinSize &minsize : arg.minsizes) {
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s += "\n minsize: " + minsize.type + " " + minsize.arg + " " + minsize.arg2;
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}
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return s;
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}
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void LibraryDialog::updateArguments(const CppcheckLibraryData::Function &function)
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{
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mUi->arguments->clear();
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for (const CppcheckLibraryData::Function::Arg &arg : function.args) {
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mUi->arguments->addItem(getArgText(arg));
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}
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}
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