97 lines
3.3 KiB
C++
97 lines
3.3 KiB
C++
/*
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* \brief Main window of the media player
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* \author Christian Prochaska
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* \date 2012-03-29
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*/
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/*
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* Copyright (C) 2012-2017 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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/* qt_avplay includes */
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#include "filter_framebuffer_slave.h"
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#include "main_window.h"
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using namespace Genode;
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struct Framebuffer_filter
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{
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enum { MAX_FILTER_NAME_SIZE = 32 };
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char name[MAX_FILTER_NAME_SIZE];
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size_t caps;
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Genode::Number_of_bytes ram_quota;
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Filter_framebuffer_slave *slave;
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};
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Main_window::Main_window(Genode::Env &env)
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:
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_env(env),
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_control_bar(_input_session_component)
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{
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_input_session_component.event_queue().enabled(true);
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_ep.manage(&_input_session_component);
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/* add widgets to layout */
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_layout->addWidget(_avplay_widget);
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_layout->addWidget(_control_bar);
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/*
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* The main window must be visible before avplay or a framebuffer filter
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* requests the framebuffer session which goes to Nitpicker, because the
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* parent view of the new Nitpicker view is part of the
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* QNitpickerPlatformWindow object, which is created when the main window
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* becomes visible.
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*/
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show();
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/* find out which filtering framebuffer services to start and sort them in reverse order */
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static QList<Framebuffer_filter*> framebuffer_filters;
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try {
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Xml_node node = config()->xml_node().sub_node("framebuffer_filter");
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for (; ; node = node.next("framebuffer_filter")) {
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Framebuffer_filter *framebuffer_filter = new Framebuffer_filter;
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node.attribute("name").value(framebuffer_filter->name, sizeof(framebuffer_filter->name));
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node.attribute("caps").value(&framebuffer_filter->caps);
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node.attribute("ram_quota").value(&framebuffer_filter->ram_quota);
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qDebug() << "filter:" << framebuffer_filter->name << "," << framebuffer_filter->ram_quota;
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framebuffer_filters.prepend(framebuffer_filter);
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}
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} catch (Xml_node::Nonexistent_sub_node) { }
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Framebuffer_service_factory *framebuffer_service_factory =
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&_nitpicker_framebuffer_service_factory;
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/* start the filtering framebuffer services */
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Q_FOREACH(Framebuffer_filter *framebuffer_filter, framebuffer_filters) {
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framebuffer_filter->slave = new Filter_framebuffer_slave(_env.rm(),
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_env.pd(),
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_env.pd_session_cap(),
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framebuffer_filter->name,
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framebuffer_filter->caps,
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framebuffer_filter->ram_quota,
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*framebuffer_service_factory);
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framebuffer_service_factory =
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new Filter_framebuffer_service_factory(framebuffer_filter->slave->policy());
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}
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/* start avplay */
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Avplay_slave *avplay_slave = new Avplay_slave(_env.rm(),
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_env.pd(), _env.pd_session_cap(),
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_input_service,
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*framebuffer_service_factory,
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_mediafile_name.buf);
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connect(_control_bar, SIGNAL(volume_changed(int)), avplay_slave, SLOT(volume_changed(int)));
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}
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