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wm: support clients in "direct" role

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This commit is contained in:
Norman Feske 2015-09-29 22:23:36 +02:00 committed by Christian Helmuth
parent e27ebd0368
commit 0efd908e27
4 changed files with 170 additions and 9 deletions
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1
repos/gems/src/server/wm/decorator_nitpicker.h
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@ -47,7 +47,6 @@ namespace Wm { class Main;
namespace Wm {
struct Decorator_nitpicker_session;
struct Decorator_nitpicker_service;
struct Decorator_content_callback;
struct Decorator_content_registry;
}

117
repos/gems/src/server/wm/direct_nitpicker.h Normal file
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@ -0,0 +1,117 @@
/*
* \brief Pass-through nitpicker service announced to the outside world
* \author Norman Feske
* \date 2015-09-29
*/
/*
* Copyright (C) 2015 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 _DIRECT_NITPICKER_H_
#define _DIRECT_NITPICKER_H_
/* Genode includes */
#include <os/session_policy.h>
#include <nitpicker_session/connection.h>
namespace Wm { class Direct_nitpicker_session; }
class Wm::Direct_nitpicker_session : public Genode::Rpc_object<Nitpicker::Session>
{
private:
Genode::Session_label _session_label;
Nitpicker::Connection _session { _session_label.string() };
public:
/**
* Constructor
*/
Direct_nitpicker_session(Genode::Session_label const &session_label)
:
_session_label(session_label)
{ }
void upgrade(char const *args)
{
Genode::env()->parent()->upgrade(_session, args);
}
/*********************************
** Nitpicker session interface **
*********************************/
Framebuffer::Session_capability framebuffer_session() override
{
return _session.framebuffer_session();
}
Input::Session_capability input_session() override
{
return _session.input_session();
}
View_handle create_view(View_handle parent) override
{
return _session.create_view(parent);
}
void destroy_view(View_handle view) override
{
_session.destroy_view(view);
}
View_handle view_handle(Nitpicker::View_capability view_cap, View_handle handle) override
{
return _session.view_handle(view_cap, handle);
}
Nitpicker::View_capability view_capability(View_handle view) override
{
return _session.view_capability(view);
}
void release_view_handle(View_handle view) override
{
_session.release_view_handle(view);
}
Genode::Dataspace_capability command_dataspace() override
{
return _session.command_dataspace();
}
void execute() override
{
_session.execute();
}
Framebuffer::Mode mode() override
{
return _session.mode();
}
void mode_sigh(Genode::Signal_context_capability sigh) override
{
_session.mode_sigh(sigh);
}
void buffer(Framebuffer::Mode mode, bool use_alpha) override
{
_session.buffer(mode, use_alpha);
}
void focus(Genode::Capability<Nitpicker::Session> session)
{
_session.focus(session);
}
};
#endif /* _DIRECT_NITPICKER_H_ */

7
repos/gems/src/server/wm/main.cc
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@ -59,11 +59,12 @@ struct Wm::Main
Window_registry window_registry { *env()->heap(), window_list_reporter };
Nitpicker::Connection focus_nitpicker_session;
Nitpicker::Root nitpicker_root { ep, window_registry,
*env()->heap(), env()->ram_session_cap(),
pointer_reporter, focus_request_reporter };
Nitpicker::Connection focus_nitpicker_session;
pointer_reporter, focus_request_reporter,
focus_nitpicker_session };
void handle_focus_update(unsigned)
{

54
repos/gems/src/server/wm/nitpicker.h
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@ -33,6 +33,7 @@
#include <window_registry.h>
#include <decorator_nitpicker.h>
#include <layouter_nitpicker.h>
#include <direct_nitpicker.h>
namespace Wm {
@ -675,8 +676,7 @@ class Wm::Nitpicker::Session_component : public Rpc_object<Nitpicker::Session>,
/**
* Constructor
*
* \param nitpicker real nitpicker service
* \param ep entrypoint used for managing the views
* \param ep entrypoint used for managing the views
*/
Session_component(Ram_session_capability ram,
Window_registry &window_registry,
@ -1027,6 +1027,11 @@ class Wm::Nitpicker::Root : public Genode::Rpc_object<Genode::Typed_root<Session
Decorator_nitpicker_session *_decorator_session = nullptr;
/**
* Nitpicker session used to perform session-control operations
*/
Nitpicker::Session &_focus_nitpicker_session;
public:
/**
@ -1035,12 +1040,14 @@ class Wm::Nitpicker::Root : public Genode::Rpc_object<Genode::Typed_root<Session
Root(Entrypoint &ep,
Window_registry &window_registry, Allocator &md_alloc,
Ram_session_capability ram,
Reporter &pointer_reporter, Reporter &focus_request_reporter)
Reporter &pointer_reporter, Reporter &focus_request_reporter,
Nitpicker::Session &focus_nitpicker_session)
:
_ep(ep), _md_alloc(md_alloc), _ram(ram),
_pointer_reporter(pointer_reporter),
_focus_request_reporter(focus_request_reporter),
_window_registry(window_registry)
_window_registry(window_registry),
_focus_nitpicker_session(focus_nitpicker_session)
{
_window_layouter_input.event_queue().enabled(true);
@ -1057,7 +1064,8 @@ class Wm::Nitpicker::Root : public Genode::Rpc_object<Genode::Typed_root<Session
{
Genode::Session_label session_label(args.string());
enum Role { ROLE_DECORATOR, ROLE_LAYOUTER, ROLE_REGULAR };
enum Role { ROLE_DECORATOR, ROLE_LAYOUTER, ROLE_REGULAR, ROLE_DIRECT };
Role role = ROLE_REGULAR;
/*
@ -1074,6 +1082,9 @@ class Wm::Nitpicker::Root : public Genode::Rpc_object<Genode::Typed_root<Session
if (policy.attribute(role_attr).has_value("decorator"))
role = ROLE_DECORATOR;
if (policy.attribute(role_attr).has_value("direct"))
role = ROLE_DIRECT;
}
}
catch (...) { }
@ -1109,6 +1120,14 @@ class Wm::Nitpicker::Root : public Genode::Rpc_object<Genode::Typed_root<Session
return _ep.manage(*_layouter_session);
}
case ROLE_DIRECT:
{
Direct_nitpicker_session *session = new (_md_alloc)
Direct_nitpicker_session(session_label);
return _ep.manage(*session);
}
}
return Session_capability();
@ -1135,6 +1154,12 @@ class Wm::Nitpicker::Root : public Genode::Rpc_object<Genode::Typed_root<Session
if (decorator_session)
decorator_session->upgrade(args.string());
Direct_nitpicker_session *direct_session =
dynamic_cast<Direct_nitpicker_session *>(session);
if (direct_session)
direct_session->upgrade(args.string());
};
_ep.rpc_ep().apply(session_cap, lambda);
}
@ -1156,6 +1181,18 @@ class Wm::Nitpicker::Root : public Genode::Rpc_object<Genode::Typed_root<Session
return;
}
Direct_nitpicker_session *direct_session =
ep.apply(session_cap, [this] (Direct_nitpicker_session *session) {
if (session) {
_ep.dissolve(*session);
}
return session;
});
if (direct_session) {
Genode::destroy(_md_alloc, direct_session);
return;
}
auto decorator_lambda = [this] (Decorator_nitpicker_session *session) {
_ep.dissolve(*_decorator_session);
_decorator_session = nullptr;
@ -1212,6 +1249,13 @@ class Wm::Nitpicker::Root : public Genode::Rpc_object<Genode::Typed_root<Session
break;
}
}
/*
* Forward the request to the nitpicker control session to apply
* the show/hide/to-front operations on "direct" nitpicker
* sessions.
*/
_focus_nitpicker_session.session_control(selector, operation);
}