genode/demo/src/app/launchpad/status_entry.h
2013-01-10 21:44:47 +01:00

72 lines
1.6 KiB
C++

/*
* \brief Status entry widget
* \author Norman Feske
* \date 2006-09-13
*/
/*
* Copyright (C) 2006-2013 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
#ifndef _STATUS_ENTRY_H_
#define _STATUS_ENTRY_H_
#include "loadbar.h"
template <typename PT>
class Status_entry : public Parent_element
{
private:
Block _block;
Kbyte_loadbar<PT> _loadbar;
int _lh; /* launch entry height */
enum { _PTW = 100 }; /* program text width */
enum { _PADX = 10 }; /* horizontal padding */
enum { _PADR = 16 }; /* right padding */
public:
/**
* Constructor
*/
Status_entry(const char *label)
: _block(Block::RIGHT), _loadbar(0, &label_font)
{
_block.append_plaintext(label, &plain_style);
_loadbar.max_value(20*1024);
_loadbar.value(3*1024);
append(&_loadbar);
append(&_block);
_min_w = _PTW + 100;
}
void format_fixed_width(int w)
{
_block.format_fixed_width(_PTW);
_lh = _block.min_h();
_block.geometry(max(10, _PTW - _block.min_w()),
max(0, (_lh - _block.min_h())/2),
min((int)_PTW, _block.min_w()), _lh);
int lw = max(0, w - 2*_PADX - _PTW - _PADR);
int ly = max(0, (_lh - _loadbar.min_h())/2);
_loadbar.format_fixed_width(lw);
_loadbar.geometry(_PADX + _PTW, ly, lw, 16);
_min_h = _lh;
_min_w = w;
}
void value(int value) { _loadbar.value(value); }
void max_value(int max_value) { _loadbar.max_value(max_value); }
};
#endif