cppcheck/gui/librarydialog.cpp at main · devzero2000/cppcheck · GitHub

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* Cppcheck - A tool for static C/C++ code analysis

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <http://www.gnu.org/licenses/>.

#include "librarydialog.h"

#include "ui_librarydialog.h"

#include "common.h"

#include "libraryaddfunctiondialog.h"

#include "libraryeditargdialog.h"

#include "path.h"

#include <QFile>

#include <QFileDialog>

#include <QMessageBox>

#include <QTextStream>

// TODO: get/compare functions from header

class FunctionListItem : public QListWidgetItem {

public:

FunctionListItem(QListWidget *view,

CppcheckLibraryData::Function *function,

bool selected)

: QListWidgetItem(view), function(function) {

setText(function->name);

setFlags(flags() | Qt::ItemIsEditable);

setSelected(selected);

}

CppcheckLibraryData::Function *function;

};

LibraryDialog::LibraryDialog(QWidget *parent) :

QDialog(parent),

mUi(new Ui::LibraryDialog),

mIgnoreChanges(false)

{

mUi->setupUi(this);

mUi->buttonSave->setEnabled(false);

mUi->buttonSaveAs->setEnabled(false);

mUi->sortFunctions->setEnabled(false);

mUi->filter->setEnabled(false);

mUi->addFunction->setEnabled(false);

//As no function selected, this disables function editing widgets

selectFunction();

}

LibraryDialog::~LibraryDialog()

{

delete mUi;

}

CppcheckLibraryData::Function *LibraryDialog::currentFunction()

{

QList<QListWidgetItem *> selitems = mUi->functions->selectedItems();

if (selitems.count() != 1)

return nullptr;

return static_cast<FunctionListItem *>(selitems.first())->function;

}

void LibraryDialog::openCfg()

{

const QString datadir = getDataDir();

QString selectedFilter;

const QString filter(tr("Library files (*.cfg)"));

const QString selectedFile = QFileDialog::getOpenFileName(this,

tr("Open library file"),

datadir,

filter,

&selectedFilter);

if (selectedFile.isEmpty())

return;

QFile file(selectedFile);

if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {

QMessageBox msg(QMessageBox::Critical,

tr("Cppcheck"),

tr("Cannot open file %1.").arg(selectedFile),

QMessageBox::Ok,

this);

msg.exec();

return;

}

CppcheckLibraryData tempdata;

const QString errmsg = tempdata.open(file);

if (!errmsg.isNull()) {

QMessageBox msg(QMessageBox::Critical,

tr("Cppcheck"),

tr("Failed to load %1. %2.").arg(selectedFile).arg(errmsg),

QMessageBox::Ok,

this);

msg.exec();

return;

}

mIgnoreChanges = true;

mData.swap(tempdata);

mFileName = selectedFile;

mUi->buttonSave->setEnabled(false);

mUi->buttonSaveAs->setEnabled(true);

mUi->filter->clear();

mUi->functions->clear();

for (CppcheckLibraryData::Function &function : mData.functions) {

mUi->functions->addItem(new FunctionListItem(mUi->functions,

&function,

false));

}

mUi->sortFunctions->setEnabled(!mData.functions.empty());

mUi->filter->setEnabled(!mData.functions.empty());

mUi->addFunction->setEnabled(true);

mIgnoreChanges = false;

}

void LibraryDialog::saveCfg()

{

if (mFileName.isNull())

return;

QFile file(mFileName);

if (file.open(QIODevice::WriteOnly | QIODevice::Text)) {

QTextStream ts(&file);

ts << mData.toString() << '\n';

mUi->buttonSave->setEnabled(false);

} else {

QMessageBox msg(QMessageBox::Critical,

tr("Cppcheck"),

tr("Cannot save file %1.").arg(mFileName),

QMessageBox::Ok,

this);

msg.exec();

}

void LibraryDialog::saveCfgAs()

{

const QString filter(tr("Library files (*.cfg)"));

const QString path = Path::getPathFromFilename(mFileName.toStdString()).c_str();

QString selectedFile = QFileDialog::getSaveFileName(this,

tr("Save the library as"),

path,

filter);

if (selectedFile.isEmpty())

return;

if (!selectedFile.endsWith(".cfg", Qt::CaseInsensitive))

selectedFile += ".cfg";

mFileName = selectedFile;

saveCfg();

}

void LibraryDialog::addFunction()

{

LibraryAddFunctionDialog *d = new LibraryAddFunctionDialog;

if (d->exec() == QDialog::Accepted && !d->functionName().isEmpty()) {

CppcheckLibraryData::Function f;

f.name = d->functionName();

int args = d->numberOfArguments();

for (int i = 1; i <= args; i++) {

CppcheckLibraryData::Function::Arg arg;

arg.nr = i;

f.args.append(arg);

}

mData.functions.append(f);

mUi->functions->addItem(new FunctionListItem(mUi->functions, &mData.functions.back(), false));

mUi->buttonSave->setEnabled(true);

mUi->sortFunctions->setEnabled(!mData.functions.empty());

mUi->filter->setEnabled(!mData.functions.empty());

}

delete d;

}

void LibraryDialog::editFunctionName(QListWidgetItem* item)

{

if (mIgnoreChanges)

return;

QString functionName = item->text();

CppcheckLibraryData::Function * const function = dynamic_cast<FunctionListItem*>(item)->function;

if (functionName != function->name) {

if (QRegExp(NAMES).exactMatch(functionName)) {

function->name = functionName;

mUi->buttonSave->setEnabled(true);

} else {

mIgnoreChanges = true;

item->setText(function->name);

mIgnoreChanges = false;

}

void LibraryDialog::selectFunction()

{

const CppcheckLibraryData::Function * const function = currentFunction();

if (function == nullptr) {

mUi->comments->clear();

mUi->comments->setEnabled(false);

mUi->noreturn->setCurrentIndex(0);

mUi->noreturn->setEnabled(false);

mUi->useretval->setChecked(false);

mUi->useretval->setEnabled(false);

mUi->leakignore->setChecked(false);

mUi->leakignore->setEnabled(false);

mUi->arguments->clear();

mUi->arguments->setEnabled(false);

mUi->editArgButton->setEnabled(false);

return;

}

mIgnoreChanges = true;

mUi->comments->setPlainText(function->comments);

mUi->comments->setEnabled(true);

mUi->noreturn->setCurrentIndex(function->noreturn);

mUi->noreturn->setEnabled(true);

mUi->useretval->setChecked(function->useretval);

mUi->useretval->setEnabled(true);

mUi->leakignore->setChecked(function->leakignore);

mUi->leakignore->setEnabled(true);

updateArguments(*function);

mUi->arguments->setEnabled(true);

mUi->editArgButton->setEnabled(true);

mIgnoreChanges = false;

}

void LibraryDialog::sortFunctions(bool sort)

{

if (sort) {

mUi->functions->sortItems();

} else {

mIgnoreChanges = true;

CppcheckLibraryData::Function *selfunction = currentFunction();

mUi->functions->clear();

for (CppcheckLibraryData::Function &function : mData.functions) {

mUi->functions->addItem(new FunctionListItem(mUi->functions,

&function,

selfunction == &function));

}

if (!mUi->filter->text().isEmpty())

filterFunctions(mUi->filter->text());

mIgnoreChanges = false;

}

void LibraryDialog::filterFunctions(const QString& filter)

{

QList<QListWidgetItem *> allItems = mUi->functions->findItems(QString(), Qt::MatchContains);

if (filter.isEmpty()) {

foreach (QListWidgetItem *item, allItems) {

item->setHidden(false);

}

} else {

foreach (QListWidgetItem *item, allItems) {

item->setHidden(!item->text().startsWith(filter));

}

void LibraryDialog::changeFunction()

{

if (mIgnoreChanges)

return;

CppcheckLibraryData::Function *function = currentFunction();

if (!function)

return;

function->comments = mUi->comments->toPlainText();

function->noreturn = (CppcheckLibraryData::Function::TrueFalseUnknown)mUi->noreturn->currentIndex();

function->useretval = mUi->useretval->isChecked();

function->leakignore = mUi->leakignore->isChecked();

mUi->buttonSave->setEnabled(true);

}

void LibraryDialog::editArg()

{

CppcheckLibraryData::Function *function = currentFunction();

if (!function)

return;

if (mUi->arguments->selectedItems().count() != 1)

return;

CppcheckLibraryData::Function::Arg &arg = function->args[mUi->arguments->row(mUi->arguments->selectedItems().first())];

LibraryEditArgDialog d(nullptr, arg);

if (d.exec() == QDialog::Accepted) {

unsigned number = arg.nr;

arg = d.getArg();

arg.nr = number;

mUi->arguments->selectedItems().first()->setText(getArgText(arg));

}

mUi->buttonSave->setEnabled(true);

}

QString LibraryDialog::getArgText(const CppcheckLibraryData::Function::Arg &arg)

{

QString s("arg");

if (arg.nr != CppcheckLibraryData::Function::Arg::ANY)

s += QString::number(arg.nr);

s += "\n not bool: " + QString(arg.notbool ? "true" : "false");

s += "\n not null: " + QString(arg.notnull ? "true" : "false");

s += "\n not uninit: " + QString(arg.notuninit ? "true" : "false");

s += "\n format string: " + QString(arg.formatstr ? "true" : "false");

s += "\n strz: " + QString(arg.strz ? "true" : "false");

s += "\n valid: " + QString(arg.valid.isEmpty() ? "any" : arg.valid);

foreach (const CppcheckLibraryData::Function::Arg::MinSize &minsize, arg.minsizes) {

s += "\n minsize: " + minsize.type + " " + minsize.arg + " " + minsize.arg2;

}

return s;

}

void LibraryDialog::updateArguments(const CppcheckLibraryData::Function &function)

{

mUi->arguments->clear();

foreach (const CppcheckLibraryData::Function::Arg &arg, function.args) {

mUi->arguments->addItem(getArgText(arg));

}

cppcheck/gui/librarydialog.cpp at main · devzero2000/cppcheck · GitHub

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