441 lines
12 KiB
C++
441 lines
12 KiB
C++
#include "utils.h"
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#include "systemconsts.h"
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#include <QApplication>
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#include <QByteArray>
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#include <QDir>
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#include <QFile>
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#include <QFileInfo>
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#include <QProcess>
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#include <QProcessEnvironment>
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#include <QSettings>
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#include <QString>
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#include <QTextCodec>
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#include <QtGlobal>
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#include <QDebug>
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#include <windows.h>
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#include <QStyleFactory>
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#include <QDateTime>
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const QByteArray GuessTextEncoding(const QByteArray& text){
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bool allAscii;
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int ii;
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int size;
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const QByteArray& s=text;
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size = s.length();
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if ( (size >= 3) && ((unsigned char)s[0]==0xEF) && ((unsigned char)s[1]==0xBB) && ((unsigned char)s[2]==0xBF)) {
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return ENCODING_UTF8_BOM;
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}
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allAscii = true;
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ii = 0;
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while (ii < size) {
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unsigned char ch = s[ii];
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if (ch < 0x80 ) {
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ii++; // is an ascii char
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} else if (ch < 0xC0) { // value between 0x80 and 0xC0 is an invalid UTF-8 char
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return ENCODING_SYSTEM_DEFAULT;
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} else if (ch < 0xE0) { // should be an 2-byte UTF-8 char
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if (ii>=size-1) {
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return ENCODING_SYSTEM_DEFAULT;
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}
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unsigned char ch2=s[ii+1];
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if ((ch2 & 0xC0) !=0x80) {
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return ENCODING_SYSTEM_DEFAULT;
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}
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allAscii = false;
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ii+=2;
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} else if (ch < 0xF0) { // should be an 3-byte UTF-8 char
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if (ii>=size-2) {
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return ENCODING_SYSTEM_DEFAULT;
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}
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unsigned char ch2=s[ii+1];
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unsigned char ch3=s[ii+2];
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if (((ch2 & 0xC0)!=0x80) || ((ch3 & 0xC0)!=0x80)) {
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return ENCODING_SYSTEM_DEFAULT;
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}
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allAscii = false;
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ii+=3;
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} else { // invalid UTF-8 char
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return ENCODING_SYSTEM_DEFAULT;
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}
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}
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if (allAscii)
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return ENCODING_ASCII;
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return ENCODING_UTF8;
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}
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bool isTextAllAscii(const QString& text) {
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for (QChar c:text) {
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if (c.unicode()>127) {
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return false;
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}
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}
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return true;
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}
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static bool gIsGreenEdition = false;
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static bool gIsGreenEditionInited = false;
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bool isGreenEdition()
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{
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if (!gIsGreenEditionInited) {
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QSettings settings("Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\RedPanda-C++",
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QSettings::NativeFormat);
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QString regPath = QFileInfo(settings.value("UninstallString").toString()).absolutePath();
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QString appPath = QApplication::instance()->applicationDirPath();
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gIsGreenEdition = (regPath != appPath);
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gIsGreenEditionInited = true;
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}
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return gIsGreenEdition;
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}
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QByteArray runAndGetOutput(const QString &cmd, const QString& workingDir, const QStringList& arguments, bool inheritEnvironment)
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{
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QProcess process;
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QByteArray result;
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if (inheritEnvironment) {
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process.setProcessEnvironment(QProcessEnvironment::systemEnvironment());
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} else {
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process.setProcessEnvironment(QProcessEnvironment());
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}
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process.setWorkingDirectory(workingDir);
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process.connect(&process,&QProcess::readyReadStandardError,
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[&](){
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result.append(process.readAllStandardError());
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});
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process.connect(&process,&QProcess::readyReadStandardOutput,
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[&](){
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result.append(process.readAllStandardOutput());
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});
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process.start(cmd,arguments);
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process.closeWriteChannel();
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process.waitForFinished();
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return result;
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}
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bool isNonPrintableAsciiChar(char ch)
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{
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return (ch<=32) and (ch>=0);
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}
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bool fileExists(const QString &file)
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{
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return QFileInfo(file).exists();
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}
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bool fileExists(const QString &dir, const QString &fileName)
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{
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QDir dirInfo(dir);
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return dirInfo.exists(fileName);
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}
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bool directoryExists(const QString &file)
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{
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QFileInfo dir(file);
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return dir.exists() && dir.isDir();
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}
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QString includeTrailingPathDelimiter(const QString &path)
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{
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if (path.endsWith('/') || path.endsWith(QDir::separator())) {
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return path;
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} else {
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return path + "/";
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}
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}
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QString excludeTrailingPathDelimiter(const QString &path)
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{
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int pos = path.length()-1;
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while (pos>=0 && (path[pos]=='/' || path[pos]==QDir::separator()))
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pos--;
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return path.mid(0,pos+1);
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}
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FileType getFileType(const QString &filename)
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{
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if (filename.endsWith(".c",PATH_SENSITIVITY)) {
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return FileType::CSource;
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}
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if (filename.endsWith(".cpp",PATH_SENSITIVITY)) {
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return FileType::CppSource;
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}
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if (filename.endsWith(".cc",PATH_SENSITIVITY)) {
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return FileType::CppSource;
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}
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if (filename.endsWith(".cxx",PATH_SENSITIVITY)) {
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return FileType::CppSource;
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}
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if (filename.endsWith(".c++",PATH_SENSITIVITY)) {
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return FileType::CppSource;
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}
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if (filename.endsWith(".h",PATH_SENSITIVITY)) {
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return FileType::CHeader;
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}
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if (filename.endsWith(".hpp",PATH_SENSITIVITY)) {
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return FileType::CppHeader;
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}
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if (filename.endsWith(".hh",PATH_SENSITIVITY)) {
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return FileType::CppHeader;
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}
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if (filename.endsWith(".hxx",PATH_SENSITIVITY)) {
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return FileType::CppHeader;
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}
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if (filename.endsWith(".inl",PATH_SENSITIVITY)) {
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return FileType::CppHeader;
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}
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if (filename.endsWith(".res",PATH_SENSITIVITY)) {
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return FileType::WindowsResourceSource;
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}
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return FileType::Other;
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}
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QString getCompiledExecutableName(const QString filename)
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{
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QFileInfo info(filename);
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QString baseName = includeTrailingPathDelimiter(info.absolutePath())+info.baseName();
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return baseName + EXECUTABE_EXT;
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}
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void splitStringArguments(const QString &arguments, QStringList &argumentList)
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{
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QString word;
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bool inQuota;
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inQuota = false;
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for (QChar ch:arguments) {
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if (ch == '"') {
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inQuota = !inQuota;
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} else if (ch == '\n' || ch == ' ' || ch == '\t' || ch == '\r') {
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if (!inQuota) {
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word = word.trimmed();
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if (!word.isEmpty()) {
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argumentList.append(word);
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}
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word = "";
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} else {
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word.append(ch);
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}
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} else {
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word.append(ch);
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}
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}
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word = word.trimmed();
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if (!word.isEmpty()) {
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argumentList.append(word);
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}
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}
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bool programHasConsole(const QString &filename)
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{
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bool result = false;
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HANDLE handle = CreateFile(filename.toStdWString().c_str(), GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
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if (handle != INVALID_HANDLE_VALUE) {
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IMAGE_DOS_HEADER dos_header;
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DWORD signature;
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DWORD bytesread;
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IMAGE_FILE_HEADER pe_header;
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IMAGE_OPTIONAL_HEADER opt_header;
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ReadFile(handle, &dos_header, sizeof(dos_header), &bytesread, NULL);
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SetFilePointer(handle, dos_header.e_lfanew, NULL, 0);
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ReadFile(handle, &signature, sizeof(signature), &bytesread, NULL);
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ReadFile(handle, &pe_header, sizeof(pe_header), &bytesread, NULL);
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ReadFile(handle, &opt_header, sizeof(opt_header), &bytesread, NULL);
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result = (opt_header.Subsystem == IMAGE_SUBSYSTEM_WINDOWS_CUI);
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}
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CloseHandle(handle);
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return result;
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}
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QString toLocalPath(const QString &filename)
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{
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QString newPath {filename};
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newPath.replace("/",QDir::separator());
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return newPath;
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}
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QStringList TextToLines(const QString &text)
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{
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QTextStream stream(&((QString&)text),QIODevice::ReadOnly);
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return ReadStreamToLines(&stream);
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}
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QStringList ReadFileToLines(const QString& fileName, QTextCodec* codec)
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{
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QFile file(fileName);
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if (file.open(QFile::ReadOnly)) {
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QTextStream stream(&file);
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stream.setCodec(codec);
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stream.setAutoDetectUnicode(false);
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return ReadStreamToLines(&stream);
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}
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return QStringList();
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}
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QStringList ReadStreamToLines(QTextStream *stream)
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{
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QStringList list;
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QString s;
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while (stream->readLineInto(&s)) {
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list.append(s);
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}
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return list;
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}
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void ReadStreamToLines(QTextStream *stream,
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LineProcessFunc lineFunc)
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{
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QString s;
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while (stream->readLineInto(&s)) {
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lineFunc(s);
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}
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}
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void TextToLines(const QString &text, LineProcessFunc lineFunc)
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{
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QTextStream stream(&((QString&)text),QIODevice::ReadOnly);
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ReadStreamToLines(&stream,lineFunc);
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}
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void ReadFileToLines(const QString &fileName, QTextCodec *codec, LineProcessFunc lineFunc)
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{
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QFile file(fileName);
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if (file.open(QFile::ReadOnly)) {
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QTextStream stream(&file);
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stream.setCodec(codec);
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stream.setAutoDetectUnicode(false);
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ReadStreamToLines(&stream, lineFunc);
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}
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}
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BaseError::BaseError(const QString &reason):
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mReason(reason)
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{
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}
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QString BaseError::reason() const
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{
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return mReason;
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}
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IndexOutOfRange::IndexOutOfRange(int Index):
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BaseError(QObject::tr("Index %1 out of range").arg(Index))
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{
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}
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FileError::FileError(const QString &reason): BaseError(reason)
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{
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}
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void decodeKey(const int combinedKey, int &key, Qt::KeyboardModifiers &modifiers)
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{
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modifiers = Qt::NoModifier;
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if (combinedKey & Qt::ShiftModifier) {
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modifiers|=Qt::ShiftModifier;
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}
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if (combinedKey & Qt::ControlModifier) {
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modifiers|=Qt::ControlModifier;
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}
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if (combinedKey & Qt::AltModifier) {
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modifiers|=Qt::AltModifier;
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}
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if (combinedKey & Qt::MetaModifier) {
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modifiers|=Qt::MetaModifier;
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}
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if (combinedKey & Qt::KeypadModifier) {
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modifiers|= Qt::KeypadModifier;
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}
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key = combinedKey & ~(Qt::ShiftModifier | Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier | Qt::KeypadModifier);
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}
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void inflateRect(QRect &rect, int delta)
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{
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inflateRect(rect,delta,delta);
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}
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void inflateRect(QRect &rect, int dx, int dy)
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{
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rect.setLeft(rect.left()-dx);
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rect.setRight(rect.right()+dx);
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rect.setTop(rect.top()-dy);
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rect.setBottom(rect.bottom()+dy);
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}
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QString TrimRight(const QString &s)
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{
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if (s.isEmpty())
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return s;
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int i = s.length()-1;
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while ((i>=0) && ((s[i] == '\r') || (s[i]=='\n') || (s[i] == '\t') || (s[i]==' '))) {
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i--;
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};
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if (i>=0) {
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return s.left(i+1);
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} else {
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return QString();
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}
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}
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bool StringIsBlank(const QString &s)
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{
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for (QChar ch:s) {
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if (ch != ' ' && ch != '\t')
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return false;
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}
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return true;
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}
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QString TrimLeft(const QString &s)
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{
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if (s.isEmpty())
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return s;
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int i=0;
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while ((i<s.length()) && ((s[i] == '\r') || (s[i]=='\n') || (s[i] == '\t') || (s[i]==' '))) {
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i++;
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};
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if (i<s.length()) {
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return s.mid(i);
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} else {
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return QString();
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}
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}
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void changeTheme(const QString &themeName)
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{
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if (themeName.isEmpty() || themeName == "default") {
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QApplication::setStyle("Fusion");
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return ;
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}
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QStyleFactory styleFactory;
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if (styleFactory.keys().contains(themeName)) {
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QApplication::setStyle(themeName);
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}
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QFile f(QString(":/themes/%1/style.qss").arg(themeName));
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if (!f.exists()) {
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qDebug()<<"Unable to set stylesheet, file not found\n";
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} else {
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f.open(QFile::ReadOnly | QFile::Text);
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QTextStream ts(&f);
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dynamic_cast<QApplication*>(QApplication::instance())->setStyleSheet(ts.readAll());
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}
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}
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int compareFileModifiedTime(const QString &filename1, const QString &filename2)
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{
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QFileInfo fileInfo1(filename1);
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QFileInfo fileInfo2(filename2);
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qint64 time1=fileInfo1.lastModified().toMSecsSinceEpoch();
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qint64 time2=fileInfo2.lastModified().toMSecsSinceEpoch();
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if (time1 > time2)
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return 1;
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if (time1 < time2)
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return -1;
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return 0;
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}
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