qt: Pass argsmanager reference to intro instead of relying on global

src/qt/bitcoin.cpp

@@ -34,6 +34,7 @@
 #include <node/ui_interface.h>
 #include <noui.h>
 #include <uint256.h>
+#include <util/check.h>
 #include <util/system.h>
 #include <util/threadnames.h>
 #include <util/translation.h>
@@ -469,6 +470,7 @@ int GuiMain(int argc, char* argv[])
  /// 2. Parse command-line options. We do this after qt in order to show an error if there are problems parsing these
  // Command-line options take precedence:
  SetupServerArgs(node_context);
+ ArgsManager& args = *Assert(node_context.args);
  SetupUIArgs(gArgs);
  std::string error;
  if (!gArgs.ParseParameters(argc, argv, error)) {
@@ -508,7 +510,7 @@ int GuiMain(int argc, char* argv[])
  bool did_show_intro = false;
  bool prune = false; // Intro dialog prune check box
  // Gracefully exit if the user cancels
- if (!Intro::showIfNeeded(did_show_intro, prune)) return EXIT_SUCCESS;
+ if (!Intro::showIfNeeded(args, did_show_intro, prune)) return EXIT_SUCCESS;
 
  /// 6. Determine availability of data directory and parse bitcoin.conf
  /// - Do not call GetDataDir(true) before this step finishes

src/qt/intro.cpp

@@ -110,22 +110,22 @@ void FreespaceChecker::check()
 
 namespace {
 //! Return pruning size that will be used if automatic pruning is enabled.
-int GetPruneTargetGB()
+int GetPruneTargetGB(const ArgsManager& args)
 {
- int64_t prune_target_mib = gArgs.GetArg("-prune", 0);
+ int64_t prune_target_mib = args.GetArg("-prune", 0);
  // >1 means automatic pruning is enabled by config, 1 means manual pruning, 0 means no pruning.
  return prune_target_mib > 1 ? PruneMiBtoGB(prune_target_mib) : DEFAULT_PRUNE_TARGET_GB;
 }
 } // namespace
 
-Intro::Intro(QWidget *parent, int64_t blockchain_size_gb, int64_t chain_state_size_gb) :
- QDialog(parent),
- ui(new Ui::Intro),
- thread(nullptr),
- signalled(false),
- m_blockchain_size_gb(blockchain_size_gb),
- m_chain_state_size_gb(chain_state_size_gb),
- m_prune_target_gb{GetPruneTargetGB()}
+Intro::Intro(const ArgsManager& args, QWidget* parent, int64_t blockchain_size_gb, int64_t chain_state_size_gb)
+ : QDialog(parent),
+  ui(new Ui::Intro),
+  thread(nullptr),
+  signalled(false),
+  m_blockchain_size_gb(blockchain_size_gb),
+  m_chain_state_size_gb(chain_state_size_gb),
+  m_prune_target_gb{GetPruneTargetGB(args)}
 {
  ui->setupUi(this);
  ui->welcomeLabel->setText(ui->welcomeLabel->text().arg(PACKAGE_NAME));
@@ -139,7 +139,7 @@ Intro::Intro(QWidget *parent, int64_t blockchain_size_gb, int64_t chain_state_si
  );
  ui->lblExplanation2->setText(ui->lblExplanation2->text().arg(PACKAGE_NAME));
 
- if (gArgs.GetArg("-prune", 0) > 1) { // -prune=1 means enabled, above that it's a size in MiB
+ if (args.GetArg("-prune", 0) > 1) { // -prune=1 means enabled, above that it's a size in MiB
  ui->prune->setChecked(true);
  ui->prune->setEnabled(false);
  }
@@ -182,31 +182,34 @@ void Intro::setDataDirectory(const QString &dataDir)
  }
 }
 
-bool Intro::showIfNeeded(bool& did_show_intro, bool& prune)
+bool Intro::showIfNeeded(ArgsManager& args, bool& did_show_intro, bool& prune)
 {
  did_show_intro = false;
 
  QSettings settings;
  /* If data directory provided on command line, no need to look at settings
  or show a picking dialog */
- if(!gArgs.GetArg("-datadir", "").empty())
+ if (!args.GetArg("-datadir", "").empty()) {
  return true;
+ }
  /* 1) Default data directory for operating system */
  QString dataDir = GUIUtil::getDefaultDataDirectory();
  /* 2) Allow QSettings to override default dir */
  dataDir = settings.value("strDataDir", dataDir).toString();
 
- if(!fs::exists(GUIUtil::qstringToBoostPath(dataDir)) || gArgs.GetBoolArg("-choosedatadir", DEFAULT_CHOOSE_DATADIR) || settings.value("fReset", false).toBool() || gArgs.GetBoolArg("-resetguisettings", false))
- {
+ if (!fs::exists(GUIUtil::qstringToBoostPath(dataDir)) ||
+ args.GetBoolArg("-choosedatadir", DEFAULT_CHOOSE_DATADIR) ||
+ settings.value("fReset", false).toBool() ||
+ args.GetBoolArg("-resetguisettings", false)) {
  /* Use selectParams here to guarantee Params() can be used by node interface */
  try {
- SelectParams(gArgs.GetChainName());
+ SelectParams(args.GetChainName());
  } catch (const std::exception&) {
  return false;
  }
 
  /* If current default data directory does not exist, let the user choose one */
- Intro intro(0, Params().AssumedBlockchainSize(), Params().AssumedChainStateSize());
+ Intro intro(args, nullptr, Params().AssumedBlockchainSize(), Params().AssumedChainStateSize());
  intro.setDataDirectory(dataDir);
  intro.setWindowIcon(QIcon(":icons/bitcoin"));
  did_show_intro = true;
@@ -242,8 +245,8 @@ bool Intro::showIfNeeded(bool& did_show_intro, bool& prune)
  * override -datadir in the bitcoin.conf file in the default data directory
  * (to be consistent with bitcoind behavior)
  */
- if(dataDir != GUIUtil::getDefaultDataDirectory()) {
- gArgs.SoftSetArg("-datadir", GUIUtil::qstringToBoostPath(dataDir).string()); // use OS locale for path setting
+ if (dataDir != GUIUtil::getDefaultDataDirectory()) {
+ args.SoftSetArg("-datadir", GUIUtil::qstringToBoostPath(dataDir).string()); // use OS locale for path setting
  }
  return true;
 }

src/qt/intro.h

@@ -11,6 +11,7 @@
 
 static const bool DEFAULT_CHOOSE_DATADIR = false;
 
+class ArgsManager;
 class FreespaceChecker;
 
 namespace interfaces {
@@ -30,8 +31,7 @@ class Intro : public QDialog
  Q_OBJECT
 
 public:
- explicit Intro(QWidget *parent = nullptr,
- int64_t blockchain_size_gb = 0, int64_t chain_state_size_gb = 0);
+ explicit Intro(const ArgsManager& args, QWidget* parent = nullptr, int64_t blockchain_size_gb = 0, int64_t chain_state_size_gb = 0);
  ~Intro();
 
  QString getDataDirectory();
@@ -47,7 +47,7 @@ class Intro : public QDialog
  * @note do NOT call global GetDataDir() before calling this function, this
  * will cause the wrong path to be cached.
  */
- static bool showIfNeeded(bool& did_show_intro, bool& prune);
+ static bool showIfNeeded(ArgsManager& args, bool& did_show_intro, bool& prune);
 
 Q_SIGNALS:
  void requestCheck();