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Code Issues Projects Releases Wiki Activity

Get rid of Editor for good

Browse Source 
ClientManager now stores only the free windows, clients take
ownership of its own.
This commit is contained in:
Maxime Coste 2013-12-20 20:10:08 +00:00
parent cb324a4b88
commit c0973075fa
21 changed files with 137 additions and 164 deletions
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3
src/buffer.cc
View File

@ -786,8 +786,7 @@ void Buffer::on_option_changed(const Option& option)
void Buffer::run_hook_in_own_context(const String& hook_name, const String& param)
{
Editor hook_editor{*this};
InputHandler hook_handler(hook_editor);
InputHandler hook_handler(*this, SelectionList{ {} });
m_hooks.run_hook(hook_name, param, hook_handler.context());
}

6
src/buffer.hh
View File

@ -268,13 +268,13 @@ struct BufferListenerRegisterFuncs
class BufferChangeListener_AutoRegister
: public BufferChangeListener,
public AutoRegister<BufferChangeListener_AutoRegister,
BufferListenerRegisterFuncs, const Buffer>
BufferListenerRegisterFuncs, Buffer>
{
public:
BufferChangeListener_AutoRegister(const Buffer& buffer)
BufferChangeListener_AutoRegister(Buffer& buffer)
: AutoRegister(buffer) {}
const Buffer& buffer() const { return registry(); }
Buffer& buffer() const { return registry(); }
};
}

25
src/client.cc
View File

@ -2,7 +2,6 @@
#include "color_registry.hh"
#include "context.hh"
#include "editor.hh"
#include "buffer_manager.hh"
#include "user_interface.hh"
#include "file.hh"
@ -13,10 +12,14 @@
namespace Kakoune
{
Client::Client(std::unique_ptr<UserInterface>&& ui, Editor& editor, String name)
: m_input_handler(editor, std::move(name)), m_ui(std::move(ui))
Client::Client(std::unique_ptr<UserInterface>&& ui,
std::unique_ptr<Window>&& window,
SelectionList selections, String name)
: m_ui{std::move(ui)}, m_window{std::move(window)},
m_input_handler{m_window->buffer(), std::move(selections), std::move(name)}
{
context().set_client(*this);
context().set_window(*m_window);
}
Client::~Client()
@ -58,6 +61,15 @@ DisplayLine Client::generate_mode_line() const
return { oss.str(), get_color("StatusLine") };
}
void Client::change_buffer(Buffer& buffer)
{
ClientManager::instance().add_free_window(std::move(m_window), std::move(context().selections()));
std::tie(m_window, context().m_selections) = ClientManager::instance().get_free_window(buffer);
context().set_window(*m_window);
m_window->set_dimensions(ui().dimensions());
m_window->hooks().run_hook("WinDisplay", buffer.name(), context());
}
void Client::redraw_ifn()
{
if (context().window().timestamp() != context().buffer().timestamp())
@ -80,10 +92,9 @@ static void reload_buffer(Context& context, const String& filename)
Buffer* buf = create_buffer_from_file(filename);
if (not buf)
return;
Window& win = ClientManager::instance().get_unused_window_for_buffer(*buf);
win.selections() = SelectionList{cursor_pos};
win.set_position(view_pos);
context.change_editor(win);
context.change_buffer(*buf);
context.selections() = SelectionList{cursor_pos};
context.window().set_position(view_pos);
context.print_status({ "'" + buf->display_name() + "' reloaded",
get_color("Information") });
}

14
src/client.hh
View File

@ -1,7 +1,6 @@
#ifndef client_hh_INCLUDED
#define client_hh_INCLUDED
#include "editor.hh"
#include "string.hh"
#include "utils.hh"
#include "display_buffer.hh"
@ -11,11 +10,14 @@ namespace Kakoune
{
class UserInterface;
class Window;
class Client : public SafeCountable
{
public:
Client(std::unique_ptr<UserInterface>&& ui, Editor& editor, String name);
Client(std::unique_ptr<UserInterface>&& ui,
std::unique_ptr<Window>&& window,
SelectionList selections, String name);
~Client();
// handle all the keys currently available in the user interface
@ -26,18 +28,22 @@ public:
void redraw_ifn();
UserInterface& ui() const { return *m_ui; }
Window& window() const { return *m_window; }
void check_buffer_fs_timestamp();
Context& context() { return m_input_handler.context(); }
const Context& context() const { return m_input_handler.context(); }
private:
InputHandler m_input_handler;
void change_buffer(Buffer& buffer);
private:
DisplayLine generate_mode_line() const;
std::unique_ptr<UserInterface> m_ui;
std::unique_ptr<Window> m_window;
InputHandler m_input_handler;
DisplayLine m_status_line;
};

43
src/client_manager.cc
View File

@ -28,8 +28,9 @@ Client* ClientManager::create_client(std::unique_ptr<UserInterface>&& ui,
const String& init_commands)
{
Buffer& buffer = **BufferManager::instance().begin();
Client* client = new Client{std::move(ui), get_unused_window_for_buffer(buffer),
generate_name()};
WindowAndSelections ws = get_free_window(buffer);
Client* client = new Client{std::move(ui), std::move(std::get<0>(ws)),
std::move(std::get<1>(ws)), generate_name()};
m_clients.emplace_back(client);
try
{
@ -80,24 +81,27 @@ void ClientManager::remove_client(Client& client)
kak_assert(false);
}
Window& ClientManager::get_unused_window_for_buffer(Buffer& buffer)
WindowAndSelections ClientManager::get_free_window(Buffer& buffer)
{
for (auto& w : m_windows)
for (auto it = m_free_windows.begin(), end = m_free_windows.end();
it != end; ++it)
{
if (&w->buffer() != &buffer)
continue;
auto it = std::find_if(m_clients.begin(), m_clients.end(),
[&](const std::unique_ptr<Client>& client)
{ return &client->context().window() == w.get(); });
if (it == m_clients.end())
auto& w = std::get<0>(*it);
if (&w->buffer() == &buffer)
{
w->forget_timestamp();
return *w;
WindowAndSelections res = std::move(*it);
m_free_windows.erase(it);
return res;
}
}
m_windows.emplace_back(new Window(buffer));
return *m_windows.back();
return WindowAndSelections{ std::unique_ptr<Window>{new Window{buffer}}, DynamicSelectionList{buffer, { Selection{ {}, {} } } } };
}
void ClientManager::add_free_window(std::unique_ptr<Window>&& window, SelectionList selections)
{
Buffer& buffer = window->buffer();
m_free_windows.emplace_back(std::move(window), DynamicSelectionList{ buffer, std::move(selections) });
}
void ClientManager::ensure_no_client_uses_buffer(Buffer& buffer)
@ -120,16 +124,15 @@ void ClientManager::ensure_no_client_uses_buffer(Buffer& buffer)
{
if (buf != &buffer)
{
Window& w = get_unused_window_for_buffer(*buf);
client->context().change_editor(w);
client->context().change_buffer(*buf);
break;
}
}
}
auto end = std::remove_if(m_windows.begin(), m_windows.end(),
[&buffer](const std::unique_ptr<Window>& w)
{ return &w->buffer() == &buffer; });
m_windows.erase(end, m_windows.end());
auto end = std::remove_if(m_free_windows.begin(), m_free_windows.end(),
[&buffer](const WindowAndSelections& ws)
{ return &std::get<0>(ws)->buffer() == &buffer; });
m_free_windows.erase(end, m_free_windows.end());
}
bool ClientManager::validate_client_name(const String& name) const

9
src/client_manager.hh
View File

@ -8,6 +8,9 @@ namespace Kakoune
struct client_removed{};
using WindowAndSelections = std::tuple<std::unique_ptr<Window>,
DynamicSelectionList>;
class ClientManager : public Singleton<ClientManager>
{
public:
@ -20,9 +23,11 @@ public:
bool empty() const { return m_clients.empty(); }
size_t count() const { return m_clients.size(); }
Window& get_unused_window_for_buffer(Buffer& buffer);
void ensure_no_client_uses_buffer(Buffer& buffer);
WindowAndSelections get_free_window(Buffer& buffer);
void add_free_window(std::unique_ptr<Window>&& window, SelectionList selections);
void redraw_clients() const;
Client* get_client_ifp(const String& name);
@ -34,7 +39,7 @@ private:
String generate_name() const;
std::vector<std::unique_ptr<Client>> m_clients;
std::vector<std::unique_ptr<Window>> m_windows;
std::vector<WindowAndSelections> m_free_windows;
};
}

13
src/commands.cc
View File

@ -116,10 +116,7 @@ void edit(CommandParameters params, Context& context)
context.push_jump();
if (buffer != &context.buffer())
{
auto& manager = ClientManager::instance();
context.change_editor(manager.get_unused_window_for_buffer(*buffer));
}
context.change_buffer(*buffer);
if (param_count > 1 and not parser[1].empty())
{
@ -210,8 +207,7 @@ void show_buffer(CommandParameters params, Context& context)
if (&buffer != &context.buffer())
{
context.push_jump();
auto& manager = ClientManager::instance();
context.change_editor(manager.get_unused_window_for_buffer(buffer));
context.change_buffer(buffer);
}
}
@ -568,9 +564,7 @@ void context_wrap(CommandParameters params, Context& context, Func func)
if (parser.has_option("draft"))
{
InputHandler input_handler(real_context->editor(), real_context->name());
DynamicSelectionList sels{real_context->buffer(), real_context->selections()};
auto restore_sels = on_scope_end([&]{ real_context->selections() = std::move(sels); });
InputHandler input_handler(real_context->buffer(), real_context->selections(), real_context->name());
// We do not want this draft context to commit undo groups if the real one is
// going to commit the whole thing later
@ -579,6 +573,7 @@ void context_wrap(CommandParameters params, Context& context, Func func)
if (parser.has_option("itersel"))
{
DynamicSelectionList sels{real_context->buffer(), real_context->selections()};
for (auto& sel : sels)
{
input_handler.context().selections() = sel;

61
src/context.cc
View File

@ -8,41 +8,24 @@ namespace Kakoune
{
Context::Context() = default;
Context::Context(InputHandler& input_handler, Editor& editor, String name)
: m_input_handler(&input_handler), m_editor(&editor),
m_name(std::move(name)) {}
Context::Context(Editor& editor, String name)
: m_editor(&editor),
m_name(std::move(name)) {}
Context::~Context() = default;
Context::Context(InputHandler& input_handler, Buffer& buffer, SelectionList selections, String name)
: m_input_handler{&input_handler}, m_selections{{buffer, std::move(selections)}},
m_name(std::move(name)) {}
Buffer& Context::buffer() const
{
if (not has_buffer())
throw runtime_error("no buffer in context");
return m_editor->buffer();
}
Editor& Context::editor() const
{
if (not has_editor())
throw runtime_error("no editor in context");
return *m_editor.get();
return (*m_selections).registry();
}
Window& Context::window() const
{
if (not has_window())
throw runtime_error("no window in context");
return *dynamic_cast<Window*>(m_editor.get());
}
bool Context::has_window() const
{
return (bool)m_editor and dynamic_cast<Window*>(m_editor.get());
return *m_window;
}
InputHandler& Context::input_handler() const
@ -99,6 +82,12 @@ void Context::set_client(Client& client)
m_client.reset(&client);
}
void Context::set_window(Window& window)
{
kak_assert(&window.buffer() == &buffer());
m_window.reset(&window);
}
void Context::print_status(DisplayLine status) const
{
if (has_client())
@ -111,14 +100,14 @@ void Context::push_jump()
if (m_current_jump != m_jump_list.end())
{
auto begin = m_current_jump;
if (&editor().buffer() != &begin->buffer() or
if (&buffer() != &begin->buffer() or
(const SelectionList&)(*begin) != jump)
++begin;
m_jump_list.erase(begin, m_jump_list.end());
}
m_jump_list.erase(std::remove(begin(m_jump_list), end(m_jump_list), jump),
end(m_jump_list));
m_jump_list.push_back({editor().buffer(), jump});
m_jump_list.push_back({buffer(), jump});
m_current_jump = m_jump_list.end();
}
@ -168,27 +157,29 @@ void Context::forget_jumps_to_buffer(Buffer& buffer)
}
}
void Context::change_editor(Editor& editor)
void Context::change_buffer(Buffer& buffer)
{
m_editor.reset(&editor);
if (has_window())
{
if (has_ui())
window().set_dimensions(ui().dimensions());
window().hooks().run_hook("WinDisplay", buffer().name(), *this);
}
m_window.reset();
if (has_client())
client().change_buffer(buffer);
else
m_selections = DynamicSelectionList{ buffer };
if (has_input_handler())
input_handler().reset_normal_mode();
}
SelectionList& Context::selections()
{
return editor().selections();
if (not m_selections)
throw runtime_error("no selections in context");
return *m_selections;
}
const SelectionList& Context::selections() const
{
return editor().selections();
if (not m_selections)
throw runtime_error("no selections in context");
return *m_selections;
}
std::vector<String> Context::selections_content() const

20
src/context.hh
View File

@ -3,6 +3,8 @@
#include "dynamic_selection_list.hh"
#include <boost/optional.hpp>
namespace Kakoune
{
@ -25,21 +27,17 @@ class Context
{
public:
Context();
Context(InputHandler& input_handler, Editor& editor, String name = "");
Context(Editor& editor, String name = "");
Context(InputHandler& input_handler, Buffer& buffer, SelectionList selections, String name = "");
~Context();
Context(const Context&) = delete;
Context& operator=(const Context&) = delete;
Buffer& buffer() const;
bool has_buffer() const { return (bool)m_editor; }
Editor& editor() const;
bool has_editor() const { return (bool)m_editor; }
bool has_buffer() const { return m_selections; }
Window& window() const;
bool has_window() const;
bool has_window() const { return (bool)m_window; }
Client& client() const;
bool has_client() const { return (bool)m_client; }
@ -54,9 +52,10 @@ public:
const SelectionList& selections() const;
std::vector<String> selections_content() const;
void change_editor(Editor& editor);
void change_buffer(Buffer& buffer);
void set_client(Client& client);
void set_window(Window& window);
OptionManager& options() const;
HookManager& hooks() const;
@ -81,10 +80,13 @@ private:
friend struct ScopedEdition;
safe_ptr<Editor> m_editor;
safe_ptr<InputHandler> m_input_handler;
safe_ptr<Window> m_window;
safe_ptr<Client> m_client;
friend class Client;
boost::optional<DynamicSelectionList> m_selections;
String m_name;
using JumpList = std::vector<DynamicSelectionList>;

2
src/debug.cc
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@ -1,8 +1,8 @@
#include "debug.hh"
#include "assert.hh"
#include "buffer.hh"
#include "buffer_manager.hh"
#include "editor.hh"
namespace Kakoune
{

2
src/dynamic_selection_list.cc
View File

@ -3,7 +3,7 @@
namespace Kakoune
{
DynamicSelectionList::DynamicSelectionList(const Buffer& buffer,
DynamicSelectionList::DynamicSelectionList(Buffer& buffer,
SelectionList selections)
: SelectionList(std::move(selections)),
BufferChangeListener_AutoRegister(buffer)

2
src/dynamic_selection_list.hh
View File

@ -13,7 +13,7 @@ public:
using iterator = SelectionList::iterator;
using const_iterator = SelectionList::const_iterator;
DynamicSelectionList(const Buffer& buffer, SelectionList selections = {});
DynamicSelectionList(Buffer& buffer, SelectionList selections = {});
DynamicSelectionList& operator=(SelectionList selections);
void check_invariant() const;

35
src/editor.hh
View File

@ -1,35 +0,0 @@
#ifndef editor_hh_INCLUDED
#define editor_hh_INCLUDED
#include "buffer.hh"
#include "dynamic_selection_list.hh"
#include "memoryview.hh"
namespace Kakoune
{
// An Editor is a to be removed class from the past
class Editor : public SafeCountable
{
public:
Editor(Buffer& buffer)
: m_buffer(&buffer),
m_selections(buffer, {BufferCoord{}})
{}
virtual ~Editor() {}
Buffer& buffer() const { return *m_buffer; }
const SelectionList& selections() const { return m_selections; }
SelectionList& selections() { return m_selections; }
private:
safe_ptr<Buffer> m_buffer;
DynamicSelectionList m_selections;
};
}
#endif // editor_hh_INCLUDED

6
src/input_handler.cc
View File

@ -995,7 +995,7 @@ private:
template<typename Type>
void move(Type offset)
{
auto& selections = context().editor().selections();
auto& selections = context().selections();
for (auto& sel : selections)
{
auto last = context().has_window() ? context().window().offset_coord(sel.last(), offset)
@ -1125,9 +1125,9 @@ void InputMode::reset_normal_mode()
m_input_handler.reset_normal_mode();
}
InputHandler::InputHandler(Editor& editor, String name)
InputHandler::InputHandler(Buffer& buffer, SelectionList selections, String name)
: m_mode(new InputModes::Normal(*this)),
m_context(*this, editor, std::move(name))
m_context(*this, buffer, std::move(selections), std::move(name))
{
}

2
src/input_handler.hh
View File

@ -37,7 +37,7 @@ enum class InsertMode : unsigned;
class InputHandler : public SafeCountable
{
public:
InputHandler(Editor& editor, String name = "");
InputHandler(Buffer& buffer, SelectionList selections, String name = "");
~InputHandler();
// switch to insert mode

10
src/normal.cc
View File

@ -285,8 +285,7 @@ void goto_commands(Context& context, int line)
if (it->get() == &buffer and ++it == buffer_manager.end())
break;
context.push_jump();
auto& client_manager = ClientManager::instance();
context.change_editor(client_manager.get_unused_window_for_buffer(**it));
context.change_buffer(**it);
break;
}
case 'f':
@ -894,7 +893,7 @@ void scroll(Context& context, int)
auto cursor_pos = utf8::advance(buffer.iterator_at(position.line),
buffer.iterator_at(position.line+1),
position.column);
select_coord(buffer, cursor_pos.coord(), window.selections());
select_coord(buffer, cursor_pos.coord(), context.selections());
window.set_position(position);
}
@ -985,10 +984,7 @@ void jump(Context& context, int)
Buffer& buffer = const_cast<Buffer&>(jump.buffer());
BufferManager::instance().set_last_used_buffer(buffer);
if (&buffer != &context.buffer())
{
auto& manager = ClientManager::instance();
context.change_editor(manager.get_unused_window_for_buffer(buffer));
}
context.change_buffer(buffer);
context.selections() = jump;
}

1
src/selectors.hh
View File

@ -3,7 +3,6 @@
#include "selection.hh"
#include "unicode.hh"
#include "editor.hh"
#include "utf8_iterator.hh"
namespace Kakoune

1
src/unit_tests.cc
View File

@ -1,6 +1,5 @@
#include "assert.hh"
#include "buffer.hh"
#include "editor.hh"
#include "keys.hh"
#include "selectors.hh"

2
src/utils.hh
View File

@ -109,7 +109,7 @@ public:
return *this;
}
void reset(T* ptr)
void reset(T* ptr = nullptr)
{
*this = safe_ptr(ptr);
}

27
src/window.cc
View File

@ -18,12 +18,13 @@ void expand_tabulations(const Context& context, DisplayBuffer& display_buffer);
void expand_unprintable(const Context& context, DisplayBuffer& display_buffer);
Window::Window(Buffer& buffer)
: Editor(buffer),
: m_buffer(&buffer),
m_hooks(buffer.hooks()),
m_options(buffer.options()),
m_keymaps(buffer.keymaps())
{
InputHandler hook_handler{*this};
InputHandler hook_handler{*m_buffer, SelectionList{ {} } };
hook_handler.context().set_window(*this);
m_hooks.run_hook("WinCreate", buffer.name(), hook_handler.context());
m_options.register_watcher(*this);
@ -37,7 +38,8 @@ Window::Window(Buffer& buffer)
Window::~Window()
{
InputHandler hook_handler{*this};
InputHandler hook_handler{*m_buffer, SelectionList{ {} } };
hook_handler.context().set_window(*this);
m_hooks.run_hook("WinClose", buffer().name(), hook_handler.context());
m_options.unregister_watcher(*this);
}
@ -66,7 +68,7 @@ void Window::scroll(CharCount offset)
void Window::update_display_buffer(const Context& context)
{
kak_assert(&buffer() == &context.buffer());
scroll_to_keep_selection_visible_ifn(context.selections().main());
scroll_to_keep_selection_visible_ifn(context);
DisplayBuffer::LineList& lines = m_display_buffer.lines();
lines.clear();
@ -143,8 +145,9 @@ static CharCount adapt_view_pos(const DisplayBuffer& display_buffer,
return view_pos;
}
void Window::scroll_to_keep_selection_visible_ifn(const Range& selection)
void Window::scroll_to_keep_selection_visible_ifn(const Context& context)
{
auto& selection = context.selections().main();
const auto& first = selection.first();
const auto& last = selection.last();
@ -163,8 +166,8 @@ void Window::scroll_to_keep_selection_visible_ifn(const Range& selection)
lines.emplace_back(AtomList{ {buffer(), last.line, last.line+1} });
display_buffer.compute_range();
m_highlighters(*this, display_buffer);
m_builtin_highlighters(*this, display_buffer);
m_highlighters(context, display_buffer);
m_builtin_highlighters(context, display_buffer);
// now we can compute where the cursor is in display columns
// (this is only valid if highlighting one line and multiple lines put
@ -245,9 +248,10 @@ BufferCoord Window::offset_coord(BufferCoord coord, LineCount offset)
lines.emplace_back(AtomList{ {buffer(), line, line+1} });
display_buffer.compute_range();
Context context(*this);
m_highlighters(*this, display_buffer);
m_builtin_highlighters(*this, display_buffer);
InputHandler hook_handler{*m_buffer, SelectionList{ {} } };
hook_handler.context().set_window(*this);
m_highlighters(hook_handler.context(), display_buffer);
m_builtin_highlighters(hook_handler.context(), display_buffer);
CharCount column = find_display_column(lines[0], buffer(), coord);
return find_buffer_coord(lines[1], buffer(), column);
@ -256,7 +260,8 @@ BufferCoord Window::offset_coord(BufferCoord coord, LineCount offset)
void Window::on_option_changed(const Option& option)
{
String desc = option.name() + "=" + option.get_as_string();
InputHandler hook_handler{*this};
InputHandler hook_handler{*m_buffer, SelectionList{ {} } };
hook_handler.context().set_window(*this);
m_hooks.run_hook("WinSetOption", desc, hook_handler.context());
// an highlighter might depend on the option, so we need to redraw

17
src/window.hh
View File

@ -3,9 +3,8 @@
#include "completion.hh"
#include "display_buffer.hh"
#include "editor.hh"
#include "highlighter.hh"
#include "highlighter.hh"
#include "selection.hh"
#include "hook_manager.hh"
#include "option_manager.hh"
#include "keymap_manager.hh"
@ -13,13 +12,8 @@
namespace Kakoune
{
// A Window is an editing view onto a Buffer
//
// The Window class is an interactive Editor adding display functionalities
// to the editing ones already provided by the Editor class.
// Display can be customized through the use of highlighters handled by
// the window's HighlighterGroup
class Window : public Editor, public OptionManagerWatcher
// A Window is a view onto a Buffer
class Window : public SafeCountable, public OptionManagerWatcher
{
public:
Window(Buffer& buffer);
@ -50,6 +44,8 @@ public:
KeymapManager& keymaps() { return m_keymaps; }
const KeymapManager& keymaps() const { return m_keymaps; }
Buffer& buffer() const { return *m_buffer; }
size_t timestamp() const { return m_timestamp; }
void forget_timestamp() { m_timestamp = -1; }
@ -59,8 +55,9 @@ private:
Window(const Window&) = delete;
void on_option_changed(const Option& option) override;
void scroll_to_keep_selection_visible_ifn(const Context& context);
void scroll_to_keep_selection_visible_ifn(const Range& selection);
safe_ptr<Buffer> m_buffer;
DisplayCoord m_position;
DisplayCoord m_dimensions;