185 lines
4.8 KiB
C++
185 lines
4.8 KiB
C++
/*
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* \brief Launchpad window interface
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* \date 2006-08-30
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* \author Norman Feske
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*/
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/*
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* Copyright (C) 2006-2017 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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#ifndef _LAUNCHPAD_WINDOW_H_
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#define _LAUNCHPAD_WINDOW_H_
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#include <base/env.h>
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#include <dataspace/capability.h>
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#include <scout/platform.h>
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#include <scout/window.h>
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#include "elements.h"
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#include "widgets.h"
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#include "sky_texture.h"
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#include "scrollbar.h"
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#include "fade_icon.h"
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#include "titlebar.h"
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#include "launch_entry.h"
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#include "status_entry.h"
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#include "child_entry.h"
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#include "section.h"
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#include <launchpad/launchpad.h>
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template <typename PT>
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class Launchpad_window : public Scout::Scrollbar_listener,
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public Launchpad,
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public Scout::Window
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{
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private:
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/*
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* Noncopyable
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*/
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Launchpad_window(Launchpad_window const &);
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Launchpad_window &operator = (Launchpad_window const &);
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/**
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* Constants
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*/
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enum {
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_TH = 32, /* height of title bar */
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_SB_XPAD = 5, /* hor. pad of scrollbar */
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_SB_YPAD = 10, /* vert. pad of scrollbar */
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};
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/**
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* Widgets
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*/
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Scout::Titlebar<PT> _titlebar { };
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Scout::Sky_texture<PT, 512, 512> _texture { };
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Scout::Fade_icon<PT, 32, 32> _sizer { };
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Scout::Scrollbar<PT> _scrollbar { };
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Genode::List<Child_entry<PT> > _child_entry_list { };
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Scout::Docview _docview { };
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Scout::Spacer _spacer { };
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Scout::Document _document { };
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Section<PT> _info_section { };
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Section<PT> _launch_section { };
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Section<PT> _kiddy_section { };
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Status_entry<PT> _status_entry { };
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public:
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/**
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* Constructor
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*
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* \param initial_quota maximum value of quota displays
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*/
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Launchpad_window(Genode::Env &env,
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Scout::Graphics_backend &gfx_backend,
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Scout::Point position, Scout::Area size,
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Scout::Area max_size, unsigned long inital_quota);
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/**
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* Define vertical scroll offset of document
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*
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* \param update_scrollbar if set to one, adjust scrollbar properties
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* to the new view position.
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*/
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void ypos_sb(int ypos, int update_scrollbar = 1);
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/**
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* Window interface
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*/
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void format(Scout::Area) override;
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void ypos(int ypos) override { ypos_sb(ypos, 1); }
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/**
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* Element interface
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*/
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void draw(Scout::Canvas_base &canvas, Scout::Point abs_position) override
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{
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using namespace Scout;
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Parent_element::draw(canvas, abs_position);
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/* border */
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Color color(0, 0, 0);
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canvas.draw_box(0, 0, _size.w(), 1, color);
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canvas.draw_box(0, _size.h() - 1, _size.w(), 1, color);
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canvas.draw_box(0, 1, 1, _size.h() - 2, color);
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canvas.draw_box(_size.w() - 1, 1, 1, _size.h() - 2, color);
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};
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/**
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* Scrollbar listener interface
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*/
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void handle_scroll(int view_pos) override;
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/**
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* Launchpad interface
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*/
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void quota(unsigned long quota) override
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{
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_status_entry.max_value(initial_quota() / 1024);
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_status_entry.value(quota / 1024);
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_status_entry.refresh();
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}
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void add_launcher(Launchpad_child::Name const &name, Cap_quota caps,
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unsigned long default_quota,
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Genode::Dataspace_capability config_ds = Genode::Dataspace_capability()) override
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{
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Launch_entry<PT> *le;
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le = new Launch_entry<PT>(name, caps.value, default_quota / 1024,
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initial_quota() / 1024,
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this, config_ds);
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_launch_section.append(le);
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refresh();
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}
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void add_child(Launchpad_child::Name const &name,
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unsigned long quota,
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Launchpad_child &launchpad_child,
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Genode::Allocator &alloc) override
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{
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Child_entry<PT> *ce;
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ce = new (alloc) Child_entry<PT>(name, quota / 1024,
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initial_quota() / 1024,
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*this, launchpad_child);
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_child_entry_list.insert(ce);
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_kiddy_section.append(ce);
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format(_size);
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refresh();
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}
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void remove_child(Launchpad_child::Name const &name,
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Genode::Allocator &alloc) override
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{
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/* lookup child entry by its name */
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Child_entry<PT> *ce = _child_entry_list.first();
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for ( ; ce; ce = ce->next())
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if (name == ce->name())
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break;
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if (!ce) {
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Genode::warning("child entry lookup failed");
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return;
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}
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_child_entry_list.remove(ce);
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_kiddy_section.forget(ce);
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destroy(alloc, ce);
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format(_size);
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refresh();
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}
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};
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#endif
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