luaengineapp/src/luaengine/main.cpp

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/*****************************************************************************
* luaEngine Lua Engine for Qt
* Copyright (C) 2018-2019 Syping
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*****************************************************************************/
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#include "LuaEngineNetwork.h"
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#include "LuaEngineGui.h"
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#include "LuaEngineIO.h"
#include "LuaEngineOS.h"
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#include <QApplication>
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#include <QTextStream>
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#include <QFont>
#include <QFile>
int main(int argc, char *argv[])
{
QApplication::setAttribute(Qt::AA_EnableHighDpiScaling, true);
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QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps, true);
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QApplication a(argc, argv);
#ifdef Q_OS_WIN
#if QT_VERSION >= QT_VERSION_CHECK(5, 4, 0)
if (QSysInfo::windowsVersion() >= 0x0080)
{
a.setFont(QApplication::font("QMenu"));
}
#endif
#endif
QVariantList arguments;
for (const QString &argument : a.arguments()) {
arguments << QVariant::fromValue(argument);
}
if (arguments.length() >= 2) {
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QVariant rtPath = arguments.first();
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arguments.removeFirst();
QVariant scriptPath = arguments.first();
QFile luaScript(scriptPath.toString());
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if (!luaScript.open(QIODevice::ReadOnly)) {
QTextStream(stderr) << "Error: Failed to open \"" << arguments.first().toString() << "\"." << endl;
return 1;
}
if (QString::fromUtf8(luaScript.read(2)) == "#!") {
luaScript.readLine();
}
else {
luaScript.reset();
}
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LuaEngineGui luaEngineGui;
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LuaEngineIO::pushClass(&luaEngineGui);
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LuaEngineNetwork::pushClass(&luaEngineGui);
LuaEngineOS::pushClass(&luaEngineGui);
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luaEngineGui.pushVariant("_LuaEngineRT", rtPath);
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luaEngineGui.pushVariant("_LuaEngineMode", "GUI");
luaEngineGui.setProperty("EngineType", "Runtime");
luaEngineGui.setProperty("ScriptPath", scriptPath);
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luaEngineGui.executeLuaScript(luaScript.readAll());
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if (luaEngineGui.executeLuaFunction("main", arguments, true)) {
QVariant variant = luaEngineGui.returnVariant();
if (variant.type() == QVariant::Int || variant.type() == QVariant::LongLong) {
return variant.toInt();
}
else if (variant.type() == QVariant::String) {
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if (variant.toString() == "GuiExecuted" || variant.toString() == "CliExecuted") {
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return a.exec();
}
else {
return 1;
}
}
else {
return 1;
}
}
return 1;
}
else {
return 1;
}
}