Method parseStyleJsonFile

src/theme/QtAdvancedStylesheet.cpp:580–640

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//============================================================================
bool QtAdvancedStylesheetPrivate::parseStyleJsonFile()
{
	QDir Dir(_this->currentStylePath());
	auto JsonFiles = Dir.entryInfoList({"*.json"}, QDir::Files);
	if (JsonFiles.count() < 1)
	{
		setError(QtAdvancedStylesheet::StyleJsonError, "Stylesheet folder does "
			"not contain a style json file");
		return false;
	}

	if (JsonFiles.count() > 1)
	{
		setError(QtAdvancedStylesheet::StyleJsonError, "Stylesheet folder "
			"contains multiple theme json files");
		return false;
	}

	QFile StyleJsonFile(JsonFiles[0].absoluteFilePath());
	StyleJsonFile.open(QIODevice::ReadOnly);

	auto JsonData = StyleJsonFile.readAll();
	QJsonParseError ParseError;
	auto JsonDocument = QJsonDocument::fromJson(JsonData, &ParseError);
	if (JsonDocument.isNull())
	{
		setError(QtAdvancedStylesheet::StyleJsonError, "Loading style json file "
			"caused error: " + ParseError.errorString());
		return false;
	}

	auto json = JsonStyleParam = JsonDocument.object();
	StyleName = json.value("name").toString();
	if (StyleName.isEmpty())
	{
		setError(QtAdvancedStylesheet::StyleJsonError, "No key \"name\" found "
			"in style json file");
		return false;
	}

	QMap<QString, QString> Variables;
	auto jvariables = json.value("variables").toObject();
	for (const auto& key : jvariables.keys())
	{
		Variables.insert(key, jvariables.value(key).toString());
	}

	StyleVariables = Variables;
	IconFile = json.value("icon").toString();
	parsePaletteFromJson();

	DefaultTheme = json.value("default_theme").toString();
	if (DefaultTheme.isEmpty())
	{
		setError(QtAdvancedStylesheet::StyleJsonError, "No key \"default_theme\" found "
			"in style json file");
		return false;
	}