fltk/FL/Fl_Screen_Driver.H
Manolo Gouy 53993d4bd1 Add virtual destructor to Fl_Screen_Driver.
This is safer because Fl_Screen_Driver has virtual member functions and derived classes.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11221 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2016-02-26 13:41:48 +00:00

95 lines
2.5 KiB
C++

//
// "$Id$"
//
// All screen related calls in a driver style class.
//
// Copyright 1998-2016 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// http://www.fltk.org/COPYING.php
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
#ifndef FL_SCREEN_DRIVER_H
#define FL_SCREEN_DRIVER_H
#include <FL/Fl_Device.H>
#include <FL/x.H>
// TODO: add text composition?
// TODO: add Fl::display
// TODO: add copy/paste, drag/drop?
// TODO: get key/get mouse?
// TODO: system colors/colormaps
// TODO: system menu?
// TODO: native filechooser
// TODO: native message boxes
// TODO: read screen to image
// TODO: application shortcuts
class Fl_Window;
class FL_EXPORT Fl_Screen_Driver {
protected:
Fl_Screen_Driver();
virtual ~Fl_Screen_Driver();
static const int MAX_SCREENS = 16;
int num_screens;
public:
static char bg_set;
static char bg2_set;
static char fg_set;
public:
static Fl_Screen_Driver *newScreenDriver();
// --- display management
virtual void display(const char *disp);
virtual int visual(int flags);
// --- screen configuration
virtual void init() = 0;
virtual int x() = 0;
virtual int y() = 0;
virtual int w() = 0;
virtual int h() = 0;
virtual int screen_count();
virtual void screen_xywh(int &X, int &Y, int &W, int &H);
virtual void screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my);
virtual void screen_xywh(int &X, int &Y, int &W, int &H, int n) = 0;
virtual void screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my, int mw, int mh);
virtual int screen_num(int x, int y);
virtual int screen_num(int x, int y, int w, int h);
virtual void screen_dpi(float &h, float &v, int n=0) = 0;
virtual void screen_work_area(int &X, int &Y, int &W, int &H, int mx, int my);
virtual void screen_work_area(int &X, int &Y, int &W, int &H, int n) = 0;
virtual void screen_work_area(int &X, int &Y, int &W, int &H);
// --- audible output
virtual void beep(int type) = 0;
// --- global events
virtual void flush() = 0;
virtual double wait(double time_to_wait) = 0;
virtual int ready() = 0;
virtual void grab(Fl_Window* win) = 0;
// --- global colors
virtual int parse_color(const char* p, uchar& r, uchar& g, uchar& b) = 0;
virtual void get_system_colors() = 0;
virtual const char *get_system_scheme();
};
#endif // !FL_SCREEN_DRIVER_H
//
// End of "$Id$".
//