Add command line argument support to studio

CMakeLists.txt

@@ -38,6 +38,7 @@ configure_package(
   NAMESPACE tesseract
             DEPENDENCIES
             "Qt5 COMPONENTS Core Gui Widgets Svg OpenGL Xml"
+            "Boost COMPONENTS program_options"
             tesseract_environment
             tesseract_kinematics
             tesseract_scene_graph

package.xml

@@ -39,6 +39,10 @@
   <build_export_depend>libboost-dev</build_export_depend>
   <exec_depend>libboost-dev</exec_depend>
 
+  <build_depend>libboost-program-options-dev</build_depend>
+  <build_export_depend>libboost-program-options-dev</build_export_depend>
+  <exec_depend>libboost-program-options</exec_depend>
+
   <export>
     <build_type>cmake</build_type>
   </export>

studio/CMakeLists.txt

@@ -1,6 +1,7 @@
 find_package(tesseract_common REQUIRED)
 find_package(Qt5 COMPONENTS Core Gui Widgets REQUIRED)
 find_package(qtadvanceddocking REQUIRED)
+find_package(Boost REQUIRED COMPONENTS program_options)
 
 # Load variable for clang tidy args, compiler options and cxx version
 tesseract_variables()
@@ -109,6 +110,7 @@ target_link_libraries(
           Qt5::Gui
           Qt5::Widgets
           ads::qtadvanceddocking
+          Boost::program_options
           ${PROJECT_NAME}_studio_plugin_factory
           ${PROJECT_NAME}_common)
 target_include_directories(

studio/include/tesseract_qt/studio/studio.h

@@ -50,6 +50,12 @@ class Studio : public QMainWindow
   explicit Studio(QWidget* parent = nullptr);
   ~Studio();
 
+  /**
+   * @brief Load config
+   * @param The file path to config
+   */
+  void loadConfig(const QString& filepath);
+
 protected:
   virtual void closeEvent(QCloseEvent* event) override;
 

studio/src/studio.cpp

@@ -125,8 +125,8 @@ Studio::Implementation::Implementation(Studio* app) : app(app), plugin_loader_di
   // Load settings
   QSettings ms;
   ms.beginGroup("TesseractQtStudio");
-  default_directory =
-      ms.value("default_directory", QStandardPaths::standardLocations(QStandardPaths::DocumentsLocation)[0]).toString();
+  QStringList std_locations = QStandardPaths::standardLocations(QStandardPaths::DocumentsLocation);
+  default_directory = ms.value("default_directory", std_locations[0]).toString();
   ms.endGroup();
 }
 
@@ -304,8 +304,9 @@ void Studio::Implementation::loadConfigAs()
   if (dialog.exec() != 1)
     return;
 
-  QString filepath = dialog.selectedFiles().first();
-  if (QFileInfo(filepath).exists())
+  QStringList selected_files = dialog.selectedFiles();
+  QString filepath = selected_files.first();
+  if (QFileInfo::exists(filepath))
     default_directory = QFileInfo(filepath).absoluteDir().path();
 
   // Clear the current state to a blank slate
@@ -373,8 +374,9 @@ void Studio::Implementation::saveConfigAs()
   if (dialog.exec() != 1)
     return;
 
-  QString filepath = dialog.selectedFiles().first();
-  if (QFileInfo(filepath).exists())
+  QStringList selected_files = dialog.selectedFiles();
+  QString filepath = selected_files.first();
+  if (QFileInfo::exists(filepath))
     default_directory = QFileInfo(filepath).absoluteDir().path();
 
   config_filepath = filepath.toStdString();
@@ -496,6 +498,20 @@ Studio::Studio(QWidget* parent)
 
 Studio::~Studio() = default;
 
+void Studio::loadConfig(const QString& filepath)
+{
+  if (QFileInfo::exists(filepath))
+    data_->default_directory = QFileInfo(filepath).absoluteDir().path();
+
+  // Clear the current state to a blank slate
+  data_->clear();
+
+  data_->config_filepath = filepath.toStdString();
+  data_->settings_filepath = data_->config_filepath.string() + ".ini";
+
+  data_->loadConfig();
+}
+
 void Studio::closeEvent(QCloseEvent* event)
 {
   // Delete dock manager here to delete all floating widgets. This ensures

studio/src/studio_app.cpp

@@ -2,7 +2,10 @@
 #include <tesseract_qt/common/theme_utils.h>
 #include <QApplication>
 #include <QDebug>
+#include <QString>
 #include <console_bridge/console.h>
+#include <boost/program_options.hpp>
+#include <sstream>
 
 int main(int argc, char* argv[])
 {
@@ -27,8 +30,42 @@ int main(int argc, char* argv[])
   // setup stylesheet
   app.setStyleSheet(tesseract_gui::themes::getDarkTheme());
 
+  namespace po = boost::program_options;
+  std::string config;
+  po::options_description desc("Options");
+  desc.add_options()("help,h",
+                     "Print help messages")("config,c", po::value<std::string>(&config), "File path to config.");
+
+  po::variables_map vm;
+  try
+  {
+    po::store(po::parse_command_line(argc, argv, desc), vm);  // can throw
+
+    /** --help option */
+    if (vm.count("help") != 0U)
+    {
+      std::stringstream ss;
+      ss << "Basic Command Line Parameter App" << std::endl << desc << std::endl;
+      CONSOLE_BRIDGE_logInform(ss.str().c_str());
+      return 0;
+    }
+
+    // throws on error, so do after help in case there are any problems
+    po::notify(vm);
+  }
+  catch (po::error& e)
+  {
+    std::stringstream ss;
+    ss << "ERROR: " << e.what() << std::endl << std::endl;
+    ss << desc << std::endl;
+    CONSOLE_BRIDGE_logError(ss.str().c_str());
+    return 1;
+  }
+
   tesseract_gui::Studio widget;
   widget.show();
+  if (!config.empty())
+    widget.loadConfig(QString::fromStdString(config));
 
   return QApplication::exec();
 }