klayout/src/lay/layApplication.h

372 lines
8.7 KiB
C++

/*
KLayout Layout Viewer
Copyright (C) 2006-2017 Matthias Koefferlein
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef HDR_layApplication
#define HDR_layApplication
#include "layCommon.h"
#include <QApplication>
#include <QEventLoop>
#include "gsi.h"
#include <set>
#include <string>
#include <memory>
namespace gsi
{
class Interpreter;
}
namespace gtf
{
class Recorder;
}
namespace tl
{
class DeferredMethodScheduler;
}
namespace lay
{
class MainWindow;
class PluginRoot;
class ProgressReporter;
class ProgressBar;
class MacroCollection;
/**
* @brief The basic application object
*
* This object encapsulates command line parsing, creation of the main window
* widget and the basic execution loop.
*/
class LAY_PUBLIC Application
: public QApplication, public gsi::ObjectBase
{
public:
/**
* @brief The application constructor
*
* @param argc The number of external command-line arguments passed.
* @param argv The external command-line arguments.
* @param non_ui_mode True, if the UI shall not be enabled
*/
Application (int &argc, char **argv, bool non_ui_mode);
/**
* @brief Destructor
*/
~Application ();
/**
* @brief The singleton instance
*/
static Application *instance ();
/**
* @brief Exit the application
*
* This will terminate the process with the given exit code.
*/
void exit (int result);
/**
* @brief Reimplementation of notify from QApplication
*/
bool notify (QObject *receiver, QEvent *e);
/**
* @brief Return the program's version
*/
std::string version () const;
/**
* @brief Return the program's usage string
*/
std::string usage ();
/**
* @brief Return the main window's reference
*
* If the application has not been initialized properly, this pointer is 0.
*/
MainWindow *main_window () const
{
return mp_mw;
}
/**
* @brief Run the application
*
* This method issues all the lower level methods required in order to perform the
* applications main code.
*/
int run ();
/**
* @brief Execute the GUI main loop
*/
int exec ();
/**
* @brief Process pending events
*
* This is basically a wrapper for the QApplication::processEvents method. It provides some special
* handling for the "close application window" case and a "silent" mode. In that mode, processing
* of deferred methods is disabled.
*/
void process_events (QEventLoop::ProcessEventsFlags flags, bool silent = false);
/**
* @brief A shortcut for the default process_events
*/
void process_events ()
{
process_events (QEventLoop::AllEvents);
}
/**
* @brief Set a configuration parameter
*/
void set_config (const std::string &name, const std::string &value);
/**
* @brief Commits the configuration
*/
void config_end ();
/**
* @brief Clear the configuration
*/
void clear_config ();
/**
* @brief Write configuration to a file
*
* If the configuration file cannot be written, false
* is returned but no exception is thrown.
*/
bool write_config (const std::string &config_file);
/**
* @brief Read the configuration from a file
*
* This method siletly does nothing, if the config file does not
* exist. If it does and an error occured, the error message is printed
* on stderr. In both cases, false is returned.
*/
bool read_config (const std::string &config_file);
/**
* @brief Get a configuration parameter
*/
std::string get_config (const std::string &name) const;
/**
* @brief Obtain a list of names of configuration parameters
*/
std::vector<std::string> get_config_names () const;
/**
* @brief Gets a value indicating whether the give special application flag is set
*
* Special application flags are ways to introduce debug or flags for special
* use cases. Such flags have a name and currently are controlled externally by
* an environment variable called "KLAYOUT_x" where x is the name. If that
* variable is set and the value is non-empty, the flag is regarded set.
*/
bool special_app_flag (const std::string &name);
/**
* @brief Obtain the list of macro categories
*/
const std::vector< std::pair<std::string, std::string> > &macro_categories () const
{
return m_macro_categories;
}
/**
* @brief Return a reference to the Ruby interpreter
*/
gsi::Interpreter &ruby_interpreter ()
{
return *mp_ruby_interpreter;
}
/**
* @brief Return a reference to the Ruby interpreter
*/
gsi::Interpreter &python_interpreter ()
{
return *mp_python_interpreter;
}
/**
* @brief Return true, if undo buffering is enabled
*/
bool is_undo_enabled () const
{
return m_enable_undo;
}
/**
* @brief Returns true, if the application is in pure "viewer only" mode
*/
bool is_vo_mode () const
{
return m_vo_mode;
}
/**
* @brief Returns true, if the application is in editable mode
*/
bool is_editable () const
{
return m_editable;
}
/**
* @brief Makes the application editable
* Setting this flag does not have an immediate effect. It will only be effective for
* new views.
*/
void set_editable (bool e);
/**
* @brief Return true, if the application has a GUI
*/
bool has_gui () const
{
return ! m_no_gui;
}
/**
* @brief For debugging purposes: get a symbol name (a description actually) from an address
*/
static QString symbol_name_from_address (const QString &mod_name, size_t addr);
/**
* @brief Reset config to global configuration
*/
void reset_config ();
/**
* @brief Synchronize macro collections with technology-specific macros
*
* Returns a vector of new macro folders.
*/
std::vector<lay::MacroCollection *> sync_tech_macro_locations ();
/**
* @brief Obtain the KLayout installation path
*/
const std::string &inst_path () const
{
return m_inst_path;
}
/**
* @brief Obtain the application data path
*/
const std::string &appdata_path () const
{
return m_appdata_path;
}
/**
* @brief Obtain the KLayout path
*/
const std::vector<std::string> &klayout_path () const
{
return m_klayout_path;
}
private:
void shutdown ();
void finish ();
enum file_type {
layout_file,
layout_file_with_tech,
layout_file_with_tech_file,
rdb_file
};
std::vector <std::pair<file_type, std::pair<std::string, std::string> > > m_files;
std::set <std::pair<std::string, std::string> > m_tech_macro_paths;
std::string m_layer_props_file;
bool m_lyp_map_all_cvs, m_lyp_add_default;
std::string m_session_file;
std::string m_run_macro;
std::vector<std::string> m_load_macros;
std::string m_gtf_replay;
std::vector<std::string> m_config_files;
std::vector<std::string> m_initial_config_files;
std::string m_config_file_to_write;
std::string m_config_file_to_delete;
std::vector<std::string> m_klayout_path;
std::string m_inst_path;
std::string m_appdata_path;
std::vector< std::pair<std::string, std::string> > m_macro_categories;
bool m_write_config_file;
std::vector< std::pair<std::string, std::string> > m_variables;
int m_gtf_replay_rate, m_gtf_replay_stop;
bool m_no_macros;
bool m_same_view;
bool m_sync_mode;
bool m_no_gui;
bool m_vo_mode;
bool m_editable;
bool m_enable_undo;
QCoreApplication *mp_qapp;
QApplication *mp_qapp_gui;
std::auto_ptr<tl::DeferredMethodScheduler> mp_dm_scheduler;
// HINT: the ruby interpreter must be destroyed before MainWindow
// in order to maintain a valid MainWindow reference for ruby scripts and Ruby's GC all the time.
gsi::Interpreter *mp_ruby_interpreter;
gsi::Interpreter *mp_python_interpreter;
MainWindow *mp_mw;
lay::ProgressReporter *mp_pr;
lay::ProgressBar *mp_pb;
lay::PluginRoot *mp_plugin_root;
gtf::Recorder *mp_recorder;
};
} // namespace lay
namespace tl {
template <> struct type_traits<lay::Application> : public type_traits<void> {
typedef tl::false_tag has_copy_constructor;
typedef tl::false_tag has_default_constructor;
};
}
#endif