Esempio n. 1
0
sge::opengl::glx::extension_set
sge::opengl::glx::get_extensions(
	awl::backends::x11::display const &_display
)
{
#if defined(GLX_VERSION_1_1)
	const char *const result(
		::glXQueryExtensionsString(
			_display.get(),
			awl::backends::x11::default_screen(
				_display
			).get()
		)
	);

	return
		result
		==
		nullptr
		?
			sge::opengl::glx::extension_set()
		:
			sge::opengl::parse_extensions<
				sge::opengl::glx::extension
			>(
				result
			)
		;
#else
	return
		sge::opengl::glx::extension_set();
#endif
}
Esempio n. 2
0
awl::backends::x11::atom
awl::backends::x11::intern_atom(
	awl::backends::x11::display &_display,
	std::string const &_name
)
{
	Atom const ret(
		::XInternAtom(
			_display.get(),
			_name.c_str(),
			False // only if exists
		)
	);

	if(
		ret
		==
		None
	)
		throw
			awl::exception{
				FCPPT_TEXT("XInternAtom() failed!")
			};

	return
		awl::backends::x11::atom(
			ret
		);
}
Esempio n. 3
0
awl::backends::x11::visual::object_unique_ptr
awl::backends::x11::visual::default_(
	awl::backends::x11::display &_display,
	awl::backends::x11::screen const _screen
)
{
	Visual *const visual(
		::XDefaultVisual(
			_display.get(),
			_screen.get()
		)
	);

	FCPPT_ASSERT_POST(
		visual,
		awl::exception
	);

	return
		awl::backends::x11::visual::object_unique_ptr(
			fcppt::make_unique_ptr<
				awl::backends::x11::visual::wrapped
			>(
				awl::backends::x11::visual::create_info(
					_display,
					*visual
				)
			)
		);
}
Esempio n. 4
0
bool
sge::x11input::xi_version(
	awl::backends::x11::display &_display,
	int const _major,
	int const _minor
)
{
	// BadRequest will be generated if the
	// server doesn't support XI2 at all.
	// Otherwise the version the server actually supports is returned.

	int
		major_ret(
			_major
		),
		minor_ret(
			_minor
		);
	return
		::XIQueryVersion(
			_display.get(),
			&major_ret,
			&minor_ret
		)
		!= BadRequest
		&&
		(
			major_ret > _major
			||
			(
				_major == major_ret
				&& minor_ret >= _minor
			)
		);
}
Esempio n. 5
0
sge::x11input::atom_name::atom_name(
	awl::backends::x11::display &_display,
	Atom const _atom
)
:
	name_(
		::XGetAtomName(
			_display.get(),
			_atom
		)
	)
{
}
Esempio n. 6
0
awl::backends::x11::cursor::holder_unique_ptr
awl::backends::x11::cursor::create_pixmap(
	awl::backends::x11::display const &_display,
	awl::backends::x11::cursor::source_pixmap const &_source_pixmap,
	awl::backends::x11::cursor::dest_pixmap const &_dest_pixmap,
	awl::backends::x11::cursor::foreground_color const &_foreground_color,
	awl::backends::x11::cursor::background_color const &_background_color,
	awl::cursor::hotspot const _hotspot
)
{
	Cursor const result{
		::XCreatePixmapCursor(
			_display.get(),
			_source_pixmap.get().get(),
			_dest_pixmap.get().get(),
			const_cast<
				XColor *
			>(
				&_foreground_color.get()
			),
			const_cast<
				XColor *
			>(
				&_background_color.get()
			),
			_hotspot.x(),
			_hotspot.y()
		)
	};

	if(
		result
		==
		None
	)
		throw
			awl::exception{
				FCPPT_TEXT("XCreatePixmapCursor failed!")
			};

	return
		fcppt::make_unique_ptr<
			awl::backends::x11::cursor::holder
		>(
			_display,
			result
		);
}
Esempio n. 7
0
awl::backends::x11::system::event::object
awl::backends::x11::system::event::next(
	awl::backends::x11::display &_display
)
{
	XEvent event;

	// always returns 0
	::XNextEvent(
		_display.get(),
		&event
	);

	return
		awl::backends::x11::system::event::object(
			event
		);
}
Esempio n. 8
0
awl::backends::x11::window::base_unique_ptr
awl::backends::x11::window::root(
	awl::backends::x11::display &_display,
	awl::backends::x11::screen const _screen
)
{
	return
		fcppt::unique_ptr_to_base<
			awl::backends::x11::window::base
		>(
			fcppt::make_unique_ptr<
				awl::backends::x11::window::wrapped
			>(
				_display,
				_screen,
				::XRootWindow(
					_display.get(),
					_screen.get()
				)
			)
		);
}
Esempio n. 9
0
Window
awl::backends::x11::window::create(
	awl::window::optional_pos const &_position,
	awl::window::optional_dim const &_dim,
	awl::backends::x11::display &_display,
	awl::backends::x11::screen const _screen,
	awl::backends::x11::colormap const &_colormap,
	awl::backends::x11::visual::object const &_visual,
	awl::backends::x11::cursor::const_optional_object_ref const &_cursor
)
{
	unsigned long value_mask(
		CWColormap
		|
		CWBorderPixel
		|
		CWEventMask
	);

	XSetWindowAttributes swa;

	swa.colormap = _colormap.get();

	swa.border_pixel = 0;

	swa.event_mask = StructureNotifyMask | FocusChangeMask;

	if(
		_cursor
	)
	{
		swa.cursor = _cursor->get();

		value_mask |= CWCursor;
	}

	// always returns a handle
	return
		::XCreateWindow(
			_display.get(),
			::XRootWindow(
				_display.get(),
				_screen.get()
			),
			_position
			?
				_position->x()
			:
				0
			,
			_position
			?
				_position->y()
			:
				0
			,
			_dim
			?
				_dim->w()
			:
				1u
			,
			_dim
			?
				_dim->h()
			:
				1u
			,
			// border_width
			0,
			_visual.depth(),
			InputOutput,
			_visual.get(),
			value_mask,
			&swa
		);
}