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Get rid of the mode trash, delete mode directly when leaving on_key

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This commit is contained in:
Maxime Coste 2015-06-03 20:03:06 +01:00
parent 964b0e9a6e
commit f0886ad323
6 changed files with 65 additions and 54 deletions
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1
src/client.cc
View File

@ -72,7 +72,6 @@ void Client::handle_available_input(EventMode mode)
else
{
m_input_handler.handle_key(*key);
m_input_handler.clear_mode_trash();
context().window().forget_timestamp();
}
}

6
src/client_manager.cc
View File

@ -160,12 +160,6 @@ void ClientManager::redraw_clients() const
client->redraw_ifn();
}
void ClientManager::clear_mode_trashes() const
{
for (auto& client : m_clients)
client->input_handler().clear_mode_trash();
}
CandidateList ClientManager::complete_client_name(StringView prefix,
ByteCount cursor_pos) const
{

1
src/client_manager.hh
View File

@ -34,7 +34,6 @@ public:
void add_free_window(std::unique_ptr<Window>&& window, SelectionList selections);
void redraw_clients() const;
void clear_mode_trashes() const;
void handle_pending_inputs() const;
Client* get_client_ifp(StringView name);

106
src/input_handler.cc
View File

@ -25,7 +25,8 @@ public:
InputMode(const InputMode&) = delete;
InputMode& operator=(const InputMode&) = delete;
virtual void on_key(Key key) = 0;
void handle_key(Key key) { on_key(key, {}); }
virtual void on_enabled() {}
virtual void on_disabled() {}
Context& context() const { return m_input_handler.context(); }
@ -38,7 +39,17 @@ public:
Insertion& last_insert() { return m_input_handler.m_last_insert; }
protected:
void pop_mode() { m_input_handler.pop_mode(this); }
// KeepAlive is usedto make sure the current InputMode
// stays alive until the end of the on_key method
struct KeepAlive { std::shared_ptr<InputMode> ptr; };
virtual void on_key(Key key, KeepAlive keep_alive) = 0;
void pop_mode(KeepAlive& keep_alive)
{
kak_assert(not keep_alive.ptr);
keep_alive.ptr = m_input_handler.pop_mode(this);
}
private:
InputHandler& m_input_handler;
};
@ -130,12 +141,12 @@ class Normal : public InputMode
public:
Normal(InputHandler& input_handler)
: InputMode(input_handler),
m_idle_timer{Clock::now() + idle_timeout,
m_idle_timer{TimePoint::max(),
context().flags() & Context::Flags::Transient ?
Timer::Callback() : Timer::Callback([this](Timer& timer) {
context().hooks().run_hook("NormalIdle", "", context());
})},
m_fs_check_timer{Clock::now() + fs_check_timeout,
m_fs_check_timer{TimePoint::max(),
context().flags() & Context::Flags::Transient ?
Timer::Callback() : Timer::Callback([this](Timer& timer) {
if (not context().has_client())
@ -153,15 +164,20 @@ public:
m_fs_check_timer.set_next_date(Clock::now() + fs_check_timeout);
}
m_idle_timer.set_next_date(Clock::now() + idle_timeout);
context().hooks().run_hook("NormalBegin", "", context());
}
void on_disabled() override
{
m_idle_timer.set_next_date(TimePoint::max());
m_fs_check_timer.set_next_date(TimePoint::max());
context().hooks().run_hook("NormalEnd", "", context());
}
void on_key(Key key) override
void on_key(Key key, KeepAlive keep_alive) override
{
if (m_mouse_handler.handle_key(key, context()))
return;
@ -436,7 +452,7 @@ public:
context().ui().menu_select(0);
}
void on_key(Key key) override
void on_key(Key key, KeepAlive keep_alive) override
{
auto match_filter = [this](const String& str) {
return regex_match(str.begin(), str.end(), m_filter);
@ -447,7 +463,7 @@ public:
if (context().has_ui())
context().ui().menu_hide();
context().print_status(DisplayLine{});
pop_mode();
pop_mode(keep_alive);
int selected = m_selected - m_choices.begin();
m_callback(selected, MenuEvent::Validate, context());
return;
@ -465,7 +481,7 @@ public:
{
if (context().has_ui())
context().ui().menu_hide();
pop_mode();
pop_mode(keep_alive);
int selected = m_selected - m_choices.begin();
m_callback(selected, MenuEvent::Abort, context());
}
@ -576,7 +592,7 @@ public:
display();
}
void on_key(Key key) override
void on_key(Key key, KeepAlive keep_alive) override
{
History& history = ms_history[m_prompt];
const String& line = m_line_editor.line();
@ -595,7 +611,7 @@ public:
context().print_status(DisplayLine{});
if (context().has_ui())
context().ui().menu_hide();
pop_mode();
pop_mode(keep_alive);
// call callback after pop_mode so that callback
// may change the mode
m_callback(line, PromptEvent::Validate, context());
@ -608,7 +624,7 @@ public:
context().print_status(DisplayLine{});
if (context().has_ui())
context().ui().menu_hide();
pop_mode();
pop_mode(keep_alive);
m_callback(line, PromptEvent::Abort, context());
return;
}
@ -834,9 +850,9 @@ public:
NextKey(InputHandler& input_handler, KeymapMode keymap_mode, KeyCallback callback)
: InputMode(input_handler), m_keymap_mode(keymap_mode), m_callback(callback) {}
void on_key(Key key) override
void on_key(Key key, KeepAlive keep_alive) override
{
pop_mode();
pop_mode(keep_alive);
m_callback(key, context());
}
@ -861,7 +877,7 @@ public:
m_edition(context()),
m_completer(context()),
m_autoshowcompl(true),
m_idle_timer{Clock::now() + idle_timeout,
m_idle_timer{TimePoint::max(),
[this](Timer& timer) {
context().hooks().run_hook("InsertIdle", "", context());
if (m_autoshowcompl)
@ -879,7 +895,31 @@ public:
prepare(m_insert_mode);
}
void on_key(Key key) override
~Insert()
{
auto& selections = context().selections();
for (auto& sel : selections)
{
if (m_insert_mode == InsertMode::Append and sel.cursor().column > 0)
sel.cursor() = context().buffer().char_prev(sel.cursor());
}
selections.avoid_eol();
if (m_disable_hooks)
context().user_hooks_support().enable();
}
void on_enabled() override
{
m_idle_timer.set_next_date(Clock::now() + idle_timeout);
}
void on_disabled() override
{
m_idle_timer.set_next_date(TimePoint::max());
}
void on_key(Key key, KeepAlive keep_alive) override
{
auto& buffer = context().buffer();
last_insert().second.push_back(key);
@ -908,7 +948,7 @@ public:
{
context().hooks().run_hook("InsertEnd", "", context());
m_completer.reset();
pop_mode();
pop_mode(keep_alive);
}
else if (key == Key::Backspace)
{
@ -1112,20 +1152,6 @@ private:
buffer.check_invariant();
}
void on_disabled() override
{
auto& selections = context().selections();
for (auto& sel : selections)
{
if (m_insert_mode == InsertMode::Append and sel.cursor().column > 0)
sel.cursor() = context().buffer().char_prev(sel.cursor());
}
selections.avoid_eol();
if (m_disable_hooks)
context().user_hooks_support().enable();
}
enum class Mode { Default, Complete, InsertReg };
Mode m_mode = Mode::Default;
InsertMode m_insert_mode;
@ -1154,23 +1180,24 @@ void InputHandler::push_mode(InputMode* new_mode)
new_mode->on_enabled();
}
void InputHandler::pop_mode(InputMode* mode)
std::unique_ptr<InputMode> InputHandler::pop_mode(InputMode* mode)
{
kak_assert(m_mode_stack.back() == mode);
kak_assert(m_mode_stack.size() > 1);
current_mode().on_disabled();
m_mode_trash.emplace_back(std::move(m_mode_stack.back()));
std::unique_ptr<InputMode> res = std::move(m_mode_stack.back());
m_mode_stack.pop_back();
current_mode().on_enabled();
return res;
}
void InputHandler::reset_normal_mode()
{
while (m_mode_stack.size() > 1)
if (m_mode_stack.size() > 1)
{
current_mode().on_disabled();
m_mode_trash.emplace_back(std::move(m_mode_stack.back()));
m_mode_stack.resize(1);
}
current_mode().on_enabled();
kak_assert(dynamic_cast<InputModes::Normal*>(&current_mode()) != nullptr);
@ -1192,7 +1219,7 @@ void InputHandler::repeat_last_insert()
// this is very inefficient.
push_mode(new InputModes::Insert(*this, m_last_insert.first));
for (auto& key : keys)
current_mode().on_key(key);
current_mode().handle_key(key);
kak_assert(dynamic_cast<InputModes::Normal*>(&current_mode()) != nullptr);
}
@ -1243,10 +1270,10 @@ void InputHandler::handle_key(Key key)
m_context.keymaps_support().is_enabled())
{
for (auto& k : keymaps.get_mapping(key, keymap_mode))
current_mode().on_key(k);
current_mode().handle_key(k);
}
else
current_mode().on_key(key);
current_mode().handle_key(key);
// do not record the key that made us enter or leave recording mode,
// and the ones that are triggered recursively by previous keys.
@ -1279,9 +1306,4 @@ DisplayLine InputHandler::mode_line() const
return current_mode().mode_line();
}
void InputHandler::clear_mode_trash()
{
m_mode_trash.clear();
}
}

4
src/input_handler.hh
View File

@ -81,19 +81,17 @@ public:
const Context& context() const { return m_context; }
DisplayLine mode_line() const;
void clear_mode_trash();
private:
Context m_context;
friend class InputMode;
Vector<std::unique_ptr<InputMode>> m_mode_stack;
Vector<std::unique_ptr<InputMode>> m_mode_trash;
InputMode& current_mode() const { return *m_mode_stack.back(); }
void push_mode(InputMode* new_mode);
void pop_mode(InputMode* current_mode);
std::unique_ptr<InputMode> pop_mode(InputMode* current_mode);
using Insertion = std::pair<InsertMode, Vector<Key>>;
Insertion m_last_insert = {InsertMode::Insert, {}};

1
src/main.cc
View File

@ -437,7 +437,6 @@ int run_server(StringView session, StringView init_command,
client_manager.redraw_clients();
event_manager.handle_next_events(EventMode::Normal);
client_manager.handle_pending_inputs();
client_manager.clear_mode_trashes();
buffer_manager.clear_buffer_trash();
string_registry.purge_unused();
}