/***********************************************************************
* fapplication.h - Manages the application events *
* *
* This file is part of the Final Cut widget toolkit *
* *
* Copyright 2013-2018 Markus Gans *
* *
* The Final Cut is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public License *
* as published by the Free Software Foundation; either version 3 of *
* the License, or (at your option) any later version. *
* *
* The Final Cut 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 Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* . *
***********************************************************************/
/* Inheritance diagram
* ═══════════════════
*
* ▕▔▔▔▔▔▔▔▔▔▏
* ▕ FTerm ▏
* ▕▁▁▁▁▁▁▁▁▁▏
* ▲
* │
* ▕▔▔▔▔▔▔▔▔▔▏ ▕▔▔▔▔▔▔▔▔▔▏
* ▕ FVTerm ▏ ▕ FObject ▏
* ▕▁▁▁▁▁▁▁▁▁▏ ▕▁▁▁▁▁▁▁▁▁▏
* ▲ ▲
* │ │
* └─────┬─────┘
* │
* ▕▔▔▔▔▔▔▔▔▔▏
* ▕ FWidget ▏
* ▕▁▁▁▁▁▁▁▁▁▏
* ▲
* │
* ▕▔▔▔▔▔▔▔▔▔▔▔▔▔▔▏1 *▕▔▔▔▔▔▔▔▔▏
* ▕ FApplication ▏-┬- - - -▕ FEvent ▏
* ▕▁▁▁▁▁▁▁▁▁▁▁▁▁▁▏ : ▕▁▁▁▁▁▁▁▁▏
* :
* : *▕▔▔▔▔▔▔▔▔▏
* :- - - -▕ FPoint ▏
* : ▕▁▁▁▁▁▁▁▁▏
* :
* : *▕▔▔▔▔▔▔▔▔▔▏
* └- - - -▕ FWidget ▏
* ▕▁▁▁▁▁▁▁▁▁▏
*/
#ifndef FAPPLICATION_H
#define FAPPLICATION_H
#if !defined (USE_FINAL_H) && !defined (COMPILE_FINAL_CUT)
#error "Only can be included directly."
#endif
#include
#include
#include
#include
#include "final/fevent.h"
#include "final/fwidget.h"
#include "final/fwindow.h"
//----------------------------------------------------------------------
// class FApplication
//----------------------------------------------------------------------
#pragma pack(push)
#pragma pack(1)
class FApplication : public FWidget
{
public:
// Constructor
FApplication (const int&, char*[], bool = false);
// Destructor
virtual ~FApplication();
// Accessors
const char* getClassName() const;
int getArgc() const;
char** getArgv() const;
FWidget* getMainWidget() const;
FWidget* getFocusWidget() const;
// Mutator
void setMainWidget (FWidget*);
// Inquiry
static bool isQuit();
// Methods
int exec(); // run
int enter_loop();
void exit_loop();
static void exit (int = 0);
void quit();
static bool sendEvent (const FObject*, const FEvent*);
static void queueEvent (const FObject*, const FEvent*);
static void sendQueuedEvents ();
static bool eventInQueue();
static bool removeQueuedEvent (const FObject*);
static FWidget* processParameters (const int&, char*[]);
static void showParameterUsage ()
#if defined(__clang__) || defined(__GNUC__)
__attribute__((noreturn))
#endif
;
static void closeConfirmationDialog (FWidget*, FCloseEvent*);
// Callback method
void cb_exitApp (FWidget*, data_ptr);
private:
// Typedefs and Enumerations
typedef std::pair eventPair;
typedef std::deque eventQueue;
// Constants
static const int NEED_MORE_DATA = -1; // parseKeyString return value
// Disable copy constructor
FApplication (const FApplication&);
// Disable assignment operator (=)
FApplication& operator = (const FApplication&);
// Methods
void init (long, long);
static void cmd_options (const int&, char*[]);
bool KeyPressed();
ssize_t readKey();
FWidget* findKeyboardWidget();
bool getKeyPressedState();
void keyboardBufferTimeout (FWidget*);
void parseKeyPuffer (FWidget*);
void performKeyboardAction (FWidget*);
void sendEscapeKeyPressEvent (FWidget*);
bool sendKeyDownEvent (FWidget*);
bool sendKeyPressEvent (FWidget*);
bool sendKeyUpEvent (FWidget*);
void sendKeyboardAccelerator();
void processKeyboardEvent();
bool processDialogSwitchAccelerator();
bool processAccelerator (const FWidget*&);
bool getMouseEvent();
FWidget*& determineClickedWidget();
void unsetMoveSizeMode();
void closeOpenMenu();
void unselectMenubarItems();
void sendMouseEvent();
void sendMouseMoveEvent ( const FPoint&
, const FPoint&
, int );
void sendMouseLeftClickEvent ( const FPoint&
, const FPoint&
, int );
void sendMouseRightClickEvent ( const FPoint&
, const FPoint&
, int );
void sendMouseMiddleClickEvent ( const FPoint&
, const FPoint&
, int );
void sendWheelEvent (const FPoint&, const FPoint&);
void processMouseEvent();
void processResizeEvent();
int processTimerEvent();
void processCloseWidget();
bool processNextEvent();
// Data Members
int app_argc;
char** app_argv;
int key;
char k_buf[1024];
char fifo_buf[512];
int fifo_offset;
bool fifo_in_use;
int fifo_buf_size;
long key_timeout;
long dblclick_interval;
struct timeval time_keypressed;
static FMouseControl* mouse;
static eventQueue* event_queue;
static int quit_code;
static bool quit_now;
static int loop_level;
static bool process_timer_event;
static FWidget* move_size_widget;
static FWidget* main_widget;
static FWidget* active_window;
static FWidget* focus_widget;
static FWidget* clicked_widget;
static FWidget* open_menu;
// Friend functions from FWidget
friend FWidget* FWidget::getMainWidget();
friend FWidget* FWidget::getFocusWidget() const;
friend void FWidget::setFocusWidget (FWidget*);
friend FWidget* FWidget::getClickedWidget();
friend void FWidget::setClickedWidget (FWidget*);
friend FWidget* FWidget::getMoveSizeWidget();
friend void FWidget::setMoveSizeWidget (FWidget*);
friend FWidget* FWidget::getOpenMenu();
friend void FWidget::setOpenMenu (FWidget*);
// Friend functions from FWindow
friend bool FWindow::activateWindow (bool);
friend FWindow* FWindow::getActiveWindow();
friend void FWindow::unsetActiveWindow();
};
#pragma pack(pop)
// FApplication inline functions
//----------------------------------------------------------------------
inline const char* FApplication::getClassName() const
{ return "FApplication"; }
//----------------------------------------------------------------------
inline int FApplication::getArgc() const
{ return app_argc; }
//----------------------------------------------------------------------
inline char** FApplication::getArgv() const
{ return app_argv; }
//----------------------------------------------------------------------
inline FWidget* FApplication::getMainWidget() const
{ return main_widget; }
//----------------------------------------------------------------------
inline FWidget* FApplication::getFocusWidget() const
{ return focus_widget; }
//----------------------------------------------------------------------
inline void FApplication::cb_exitApp (FWidget*, data_ptr)
{ close(); }
#endif // FAPPLICATION_H