From 823812fd1ae92def5b42fdb7a5468281ffc0b40f Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Thu, 12 Sep 2013 23:47:23 +0200
Subject: [PATCH] rename InputHandler to Client

---
 src/{input_handler.cc => client.cc} | 62 ++++++++++++++---------------
 src/{input_handler.hh => client.hh} | 12 +++---
 src/client_manager.cc               | 22 +++++-----
 src/client_manager.hh               | 16 ++++----
 src/commands.cc                     | 14 +++----
 src/context.cc                      | 14 +++----
 src/context.hh                      | 14 +++----
 src/main.cc                         |  2 +-
 src/normal.cc                       | 26 ++++++------
 9 files changed, 91 insertions(+), 91 deletions(-)
 rename src/{input_handler.cc => client.cc} (95%)
 rename src/{input_handler.hh => client.hh} (90%)

diff --git a/src/input_handler.cc b/src/client.cc
similarity index 95%
rename from src/input_handler.cc
rename to src/client.cc
index 407324eb..979d132e 100644
--- a/src/input_handler.cc
+++ b/src/client.cc
@@ -1,4 +1,4 @@
-#include "input_handler.hh"
+#include "client.hh"
 
 #include "color_registry.hh"
 #include "context.hh"
@@ -20,21 +20,21 @@ namespace Kakoune
 class InputMode
 {
 public:
-    InputMode(InputHandler& input_handler) : m_input_handler(input_handler) {}
+    InputMode(Client& client) : m_client(client) {}
     virtual ~InputMode() {}
     InputMode(const InputMode&) = delete;
     InputMode& operator=(const InputMode&) = delete;
 
     virtual void on_key(Key key) = 0;
-    Context& context() const { return m_input_handler.context(); }
+    Context& context() const { return m_client.context(); }
 
-    using Insertion = InputHandler::Insertion;
-    Insertion& last_insert() { return m_input_handler.m_last_insert; }
+    using Insertion = Client::Insertion;
+    Insertion& last_insert() { return m_client.m_last_insert; }
 
 protected:
     InputMode& reset_normal_mode();
 private:
-    InputHandler& m_input_handler;
+    Client& m_client;
 };
 
 namespace InputModes
@@ -45,8 +45,8 @@ static constexpr std::chrono::milliseconds idle_timeout{100};
 class Normal : public InputMode
 {
 public:
-    Normal(InputHandler& input_handler)
-        : InputMode(input_handler),
+    Normal(Client& client)
+        : InputMode(client),
           m_idle_timer{Clock::now() + idle_timeout, [this](Timer& timer) {
               context().hooks().run_hook("NormalIdle", "", context());
           }}
@@ -162,9 +162,9 @@ private:
 class Menu : public InputMode
 {
 public:
-    Menu(InputHandler& input_handler, memoryview<String> choices,
+    Menu(Client& client, memoryview<String> choices,
          MenuCallback callback)
-        : InputMode(input_handler),
+        : InputMode(client),
           m_callback(callback), m_choices(choices.begin(), choices.end()),
           m_selected(m_choices.begin())
     {
@@ -291,9 +291,9 @@ String common_prefix(memoryview<String> strings)
 class Prompt : public InputMode
 {
 public:
-    Prompt(InputHandler& input_handler, const String& prompt,
+    Prompt(Client& client, const String& prompt,
            ColorPair colors, Completer completer, PromptCallback callback)
-        : InputMode(input_handler), m_prompt(prompt), m_prompt_colors(colors),
+        : InputMode(client), m_prompt(prompt), m_prompt_colors(colors),
           m_completer(completer), m_callback(callback)
     {
         m_history_it = ms_history[m_prompt].end();
@@ -474,8 +474,8 @@ std::unordered_map<String, std::vector<String>> Prompt::ms_history;
 class NextKey : public InputMode
 {
 public:
-    NextKey(InputHandler& input_handler, KeyCallback callback)
-        : InputMode(input_handler), m_callback(callback) {}
+    NextKey(Client& client, KeyCallback callback)
+        : InputMode(client), m_callback(callback) {}
 
     void on_key(Key key) override
     {
@@ -795,8 +795,8 @@ private:
 class Insert : public InputMode
 {
 public:
-    Insert(InputHandler& input_handler, InsertMode mode)
-        : InputMode(input_handler),
+    Insert(Client& client, InsertMode mode)
+        : InputMode(client),
           m_inserter(context().editor(), mode),
           m_completer(context()),
           m_idle_timer{Clock::now() + idle_timeout,
@@ -908,28 +908,28 @@ private:
 
 InputMode& InputMode::reset_normal_mode()
 {
-    m_input_handler.m_mode_trash.emplace_back(std::move(m_input_handler.m_mode));
-    m_input_handler.m_mode.reset(new InputModes::Normal(m_input_handler));
-    return *m_input_handler.m_mode;
+    m_client.m_mode_trash.emplace_back(std::move(m_client.m_mode));
+    m_client.m_mode.reset(new InputModes::Normal(m_client));
+    return *m_client.m_mode;
 }
 
 
-InputHandler::InputHandler(std::unique_ptr<UserInterface>&& ui, Editor& editor, String name)
+Client::Client(std::unique_ptr<UserInterface>&& ui, Editor& editor, String name)
     : m_ui(std::move(ui)), m_context(*this, editor), m_mode(new InputModes::Normal(*this)), m_name(name)
 {
 }
 
-InputHandler::~InputHandler()
+Client::~Client()
 {
 }
 
-void InputHandler::insert(InsertMode mode)
+void Client::insert(InsertMode mode)
 {
     m_mode_trash.emplace_back(std::move(m_mode));
     m_mode.reset(new InputModes::Insert(*this, mode));
 }
 
-void InputHandler::repeat_last_insert()
+void Client::repeat_last_insert()
 {
     if (m_last_insert.second.empty())
         return;
@@ -945,7 +945,7 @@ void InputHandler::repeat_last_insert()
     kak_assert(dynamic_cast<InputModes::Normal*>(m_mode.get()) != nullptr);
 }
 
-void InputHandler::prompt(const String& prompt, ColorPair prompt_colors,
+void Client::prompt(const String& prompt, ColorPair prompt_colors,
                           Completer completer, PromptCallback callback)
 {
     m_mode_trash.emplace_back(std::move(m_mode));
@@ -953,21 +953,21 @@ void InputHandler::prompt(const String& prompt, ColorPair prompt_colors,
                                         completer, callback));
 }
 
-void InputHandler::set_prompt_colors(ColorPair prompt_colors)
+void Client::set_prompt_colors(ColorPair prompt_colors)
 {
     InputModes::Prompt* prompt = dynamic_cast<InputModes::Prompt*>(m_mode.get());
     if (prompt)
         prompt->set_prompt_colors(prompt_colors);
 }
 
-void InputHandler::menu(memoryview<String> choices,
+void Client::menu(memoryview<String> choices,
                         MenuCallback callback)
 {
     m_mode_trash.emplace_back(std::move(m_mode));
     m_mode.reset(new InputModes::Menu(*this, choices, callback));
 }
 
-void InputHandler::on_next_key(KeyCallback callback)
+void Client::on_next_key(KeyCallback callback)
 {
     m_mode_trash.emplace_back(std::move(m_mode));
     m_mode.reset(new InputModes::NextKey(*this, callback));
@@ -978,7 +978,7 @@ bool is_valid(Key key)
     return key != Key::Invalid and key.key <= 0x10FFFF;
 }
 
-void InputHandler::handle_key(Key key)
+void Client::handle_key(Key key)
 {
     if (is_valid(key))
     {
@@ -993,19 +993,19 @@ void InputHandler::handle_key(Key key)
     m_mode_trash.clear();
 }
 
-void InputHandler::start_recording(char reg)
+void Client::start_recording(char reg)
 {
     kak_assert(m_recording_reg == 0);
     m_recorded_keys = "";
     m_recording_reg = reg;
 }
 
-bool InputHandler::is_recording() const
+bool Client::is_recording() const
 {
     return m_recording_reg != 0;
 }
 
-void InputHandler::stop_recording()
+void Client::stop_recording()
 {
     kak_assert(m_recording_reg != 0);
     RegisterManager::instance()[m_recording_reg] = memoryview<String>(m_recorded_keys);
diff --git a/src/input_handler.hh b/src/client.hh
similarity index 90%
rename from src/input_handler.hh
rename to src/client.hh
index b4431a70..deb44007 100644
--- a/src/input_handler.hh
+++ b/src/client.hh
@@ -1,5 +1,5 @@
-#ifndef input_handler_hh_INCLUDED
-#define input_handler_hh_INCLUDED
+#ifndef client_hh_INCLUDED
+#define client_hh_INCLUDED
 
 #include "color.hh"
 #include "completion.hh"
@@ -34,11 +34,11 @@ using KeyCallback = std::function<void (Key, Context&)>;
 class InputMode;
 enum class InsertMode : unsigned;
 
-class InputHandler : public SafeCountable
+class Client : public SafeCountable
 {
 public:
-    InputHandler(std::unique_ptr<UserInterface>&& ui, Editor& editor, String name);
-    ~InputHandler();
+    Client(std::unique_ptr<UserInterface>&& ui, Editor& editor, String name);
+    ~Client();
 
     // switch to insert mode
     void insert(InsertMode mode);
@@ -96,4 +96,4 @@ struct prompt_aborted {};
 
 }
 
-#endif // input_handler_hh_INCLUDED
+#endif // client_hh_INCLUDED
diff --git a/src/client_manager.cc b/src/client_manager.cc
index aca9d61b..944099ab 100644
--- a/src/client_manager.cc
+++ b/src/client_manager.cc
@@ -33,11 +33,11 @@ String ClientManager::generate_name() const
     }
 }
 
-InputHandler* ClientManager::create_client(std::unique_ptr<UserInterface>&& ui,
-                                           const String& init_commands)
+Client* ClientManager::create_client(std::unique_ptr<UserInterface>&& ui,
+                                     const String& init_commands)
 {
     Buffer& buffer = **BufferManager::instance().begin();
-    InputHandler* client = new InputHandler{std::move(ui), get_unused_window_for_buffer(buffer),
+    Client* client = new Client{std::move(ui), get_unused_window_for_buffer(buffer),
                                             generate_name()};
     m_clients.emplace_back(client);
     try
@@ -80,7 +80,7 @@ InputHandler* ClientManager::create_client(std::unique_ptr<UserInterface>&& ui,
     return client;
 }
 
-void ClientManager::remove_client(InputHandler& client)
+void ClientManager::remove_client(Client& client)
 {
     for (auto it = m_clients.begin(); it != m_clients.end(); ++it)
     {
@@ -101,7 +101,7 @@ Window& ClientManager::get_unused_window_for_buffer(Buffer& buffer)
            continue;
 
         auto it = std::find_if(m_clients.begin(), m_clients.end(),
-                               [&](const std::unique_ptr<InputHandler>& client)
+                               [&](const std::unique_ptr<Client>& client)
                                { return &client->context().window() == w.get(); });
         if (it == m_clients.end())
         {
@@ -145,16 +145,16 @@ void ClientManager::ensure_no_client_uses_buffer(Buffer& buffer)
     m_windows.erase(end, m_windows.end());
 }
 
-void ClientManager::set_client_name(InputHandler& client, String name)
+void ClientManager::set_client_name(Client& client, String name)
 {
-    auto it = find_if(m_clients, [&name](std::unique_ptr<InputHandler>& client)
+    auto it = find_if(m_clients, [&name](std::unique_ptr<Client>& client)
                                  { return client->m_name == name; });
     if (it != m_clients.end() and it->get() != &client)
         throw runtime_error("name not unique: " + name);
     client.m_name = std::move(name);
 }
 
-InputHandler& ClientManager::get_client(const Context& context)
+Client& ClientManager::get_client(const Context& context)
 {
     for (auto& client : m_clients)
     {
@@ -164,7 +164,7 @@ InputHandler& ClientManager::get_client(const Context& context)
     throw runtime_error("no client for current context");
 }
 
-InputHandler& ClientManager::get_client(const String& name)
+Client& ClientManager::get_client(const String& name)
 {
     for (auto& client : m_clients)
     {
@@ -174,7 +174,7 @@ InputHandler& ClientManager::get_client(const String& name)
     throw runtime_error("no client named: " + name);
 }
 
-static DisplayLine generate_status_line(InputHandler& client)
+static DisplayLine generate_status_line(Client& client)
 {
     auto& context = client.context();
     auto pos = context.editor().main_selection().last();
@@ -185,7 +185,7 @@ static DisplayLine generate_status_line(InputHandler& client)
         << " " << (int)pos.line+1 << ":" << (int)col+1;
     if (context.buffer().is_modified())
         oss << " [+]";
-    if (context.input_handler().is_recording())
+    if (context.client().is_recording())
        oss << " [recording]";
     if (context.buffer().flags() & Buffer::Flags::New)
         oss << " [new file]";
diff --git a/src/client_manager.hh b/src/client_manager.hh
index ef668981..5e7db6d5 100644
--- a/src/client_manager.hh
+++ b/src/client_manager.hh
@@ -2,7 +2,7 @@
 #define client_manager_hh_INCLUDED
 
 #include "context.hh"
-#include "input_handler.hh"
+#include "client.hh"
 
 namespace Kakoune
 {
@@ -15,8 +15,8 @@ public:
     ClientManager();
     ~ClientManager();
 
-    InputHandler* create_client(std::unique_ptr<UserInterface>&& ui,
-                                const String& init_cmd);
+    Client* create_client(std::unique_ptr<UserInterface>&& ui,
+                          const String& init_cmd);
 
     bool   empty() const { return m_clients.empty(); }
     size_t count() const { return m_clients.size(); }
@@ -26,15 +26,15 @@ public:
 
     void redraw_clients() const;
 
-    InputHandler& get_client(const Context& context);
-    InputHandler&  get_client(const String& name);
-    void set_client_name(InputHandler& client, String name);
-    void remove_client(InputHandler& client);
+    Client& get_client(const Context& context);
+    Client&  get_client(const String& name);
+    void set_client_name(Client& client, String name);
+    void remove_client(Client& client);
 
 private:
     String generate_name() const;
 
-    std::vector<std::unique_ptr<InputHandler>> m_clients;
+    std::vector<std::unique_ptr<Client>> m_clients;
     std::vector<std::unique_ptr<Window>> m_windows;
 };
 
diff --git a/src/commands.cc b/src/commands.cc
index 7ec8c1f2..ccda7d41 100644
--- a/src/commands.cc
+++ b/src/commands.cc
@@ -13,7 +13,7 @@
 #include "filter.hh"
 #include "highlighter.hh"
 #include "highlighters.hh"
-#include "input_handler.hh"
+#include "client.hh"
 #include "option_manager.hh"
 #include "option_types.hh"
 #include "parameters_parser.hh"
@@ -570,12 +570,12 @@ void context_wrap(CommandParameters params, Context& context, Func func)
     if (parser.has_option("draft"))
     {
         Editor& editor = real_context.editor();
-        InputHandler input_handler(std::unique_ptr<UserInterface>(new DraftUI()), editor,
-                                   real_context.has_input_handler() ?
-                                   real_context.input_handler().name() : "");
+        Client client(std::unique_ptr<UserInterface>(new DraftUI()), editor,
+                                   real_context.has_client() ?
+                                   real_context.client().name() : "");
         DynamicSelectionList sels{editor.buffer(), editor.selections()};
         auto restore_sels = on_scope_end([&]{ editor.select(sels); });
-        func(parser, input_handler.context());
+        func(parser, client.context());
     }
     else
         func(parser, real_context);
@@ -637,7 +637,7 @@ void menu(CommandParameters params, Context& context)
             select_cmds.push_back(parser[i+2]);
     }
 
-    context.input_handler().menu(choices,
+    context.client().menu(choices,
         [=](int choice, MenuEvent event, Context& context) {
             if (event == MenuEvent::Validate and choice >= 0 and choice < commands.size())
               CommandManager::instance().execute(commands[choice], context);
@@ -860,7 +860,7 @@ void exec_keys(const KeyList& keys, Context& context)
     scoped_edition edition(context.editor());
 
     for (auto& key : keys)
-        context.input_handler().handle_key(key);
+        context.client().handle_key(key);
 }
 
 void register_commands()
diff --git a/src/context.cc b/src/context.cc
index 0b2816a7..cf00bc0a 100644
--- a/src/context.cc
+++ b/src/context.cc
@@ -1,6 +1,6 @@
 #include "context.hh"
 
-#include "input_handler.hh"
+#include "client.hh"
 #include "user_interface.hh"
 #include "window.hh"
 
@@ -12,8 +12,8 @@ Context::Context() = default;
 Context::Context(Editor& editor)
     : m_editor(&editor) {}
 
-Context::Context(InputHandler& input_handler, Editor& editor)
-    : m_input_handler(&input_handler), m_editor(&editor) {}
+Context::Context(Client& client, Editor& editor)
+    : m_client(&client), m_editor(&editor) {}
 
 Context::~Context() = default;
 
@@ -43,18 +43,18 @@ bool Context::has_window() const
     return (bool)m_editor and dynamic_cast<Window*>(m_editor.get());
 }
 
-InputHandler& Context::input_handler() const
+Client& Context::client() const
 {
-    if (not has_input_handler())
+    if (not has_client())
         throw runtime_error("no input handler in context");
-    return *m_input_handler;
+    return *m_client;
 }
 
 UserInterface& Context::ui() const
 {
     if (not has_ui())
         throw runtime_error("no user interface in context");
-    return m_input_handler->ui();
+    return m_client->ui();
 }
 
 OptionManager& Context::options() const
diff --git a/src/context.hh b/src/context.hh
index 056ef68f..fe7a4021 100644
--- a/src/context.hh
+++ b/src/context.hh
@@ -9,21 +9,21 @@ namespace Kakoune
 class Editor;
 class Window;
 class Buffer;
-class InputHandler;
+class Client;
 class UserInterface;
 class DisplayLine;
 
 // A Context is used to access non singleton objects for various services
 // in commands.
 //
-// The Context object links an InputHandler, an Editor (which may be a Window),
+// The Context object links an Client, an Editor (which may be a Window),
 // and a UserInterface. It may represent an interactive user window, or
 // a hook execution or a macro replay.
 struct Context
 {
     Context();
     explicit Context(Editor& editor);
-    Context(InputHandler& input_handler, Editor& editor);
+    Context(Client& client, Editor& editor);
     ~Context();
 
     Context(const Context&) = delete;
@@ -38,11 +38,11 @@ struct Context
     Window& window() const;
     bool has_window() const;
 
-    InputHandler& input_handler() const;
-    bool has_input_handler() const { return (bool)m_input_handler; }
+    Client& client() const;
+    bool has_client() const { return (bool)m_client; }
 
     UserInterface& ui() const;
-    bool has_ui() const { return (bool)m_input_handler; }
+    bool has_ui() const { return (bool)m_client; }
 
     void change_editor(Editor& editor);
 
@@ -59,7 +59,7 @@ struct Context
     int& numeric_param() { return m_numeric_param; }
 private:
     safe_ptr<Editor>        m_editor;
-    safe_ptr<InputHandler>  m_input_handler;
+    safe_ptr<Client>  m_client;
 
     int m_numeric_param = 0;
 
diff --git a/src/main.cc b/src/main.cc
index d6228495..d068e986 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -150,7 +150,7 @@ void create_local_client(const String& init_command)
     };
 
     UserInterface* ui = new LocalNCursesUI{};
-    static InputHandler* client = ClientManager::instance().create_client(
+    static Client* client = ClientManager::instance().create_client(
         std::unique_ptr<UserInterface>{ui}, init_command);
     signal(SIGHUP, [](int) {
         if (client)
diff --git a/src/normal.cc b/src/normal.cc
index 802c8bbe..e597f2bb 100644
--- a/src/normal.cc
+++ b/src/normal.cc
@@ -25,12 +25,12 @@ using namespace std::placeholders;
 template<InsertMode mode>
 void insert(Context& context)
 {
-    context.input_handler().insert(mode);
+    context.client().insert(mode);
 }
 
 void repeat_insert(Context& context)
 {
-    context.input_handler().repeat_last_insert();
+    context.client().repeat_last_insert();
 }
 
 bool show_auto_info_ifn(const String& info, const Context& context)
@@ -48,7 +48,7 @@ template<typename Cmd>
 void on_next_key_with_autoinfo(const Context& context, Cmd cmd, const std::string& info)
 {
     const bool hide = show_auto_info_ifn(info, context);
-    context.input_handler().on_next_key([hide,cmd](Key key, Context& context) mutable {
+    context.client().on_next_key([hide,cmd](Key key, Context& context) mutable {
             if (hide)
                 context.ui().info_hide();
             cmd(key, context);
@@ -253,7 +253,7 @@ void for_each_char(Context& context)
 
 void command(Context& context)
 {
-    context.input_handler().prompt(
+    context.client().prompt(
         ":", get_color("Prompt"),
         std::bind(&CommandManager::complete, &CommandManager::instance(), _1, _2, _3),
         [](const String& cmdline, PromptEvent event, Context& context) {
@@ -264,7 +264,7 @@ void command(Context& context)
 
 void pipe(Context& context)
 {
-    context.input_handler().prompt("pipe:", get_color("Prompt"), complete_nothing,
+    context.client().prompt("pipe:", get_color("Prompt"), complete_nothing,
         [](const String& cmdline, PromptEvent event, Context& context)
         {
             if (event != PromptEvent::Validate)
@@ -293,7 +293,7 @@ void search(Context& context)
 {
     const char* prompt = direction == Forward ? "search:" : "reverse search:";
     DynamicSelectionList selections{context.buffer(), context.editor().selections()};
-    context.input_handler().prompt(prompt, get_color("Prompt"), complete_nothing,
+    context.client().prompt(prompt, get_color("Prompt"), complete_nothing,
         [selections](const String& str, PromptEvent event, Context& context) {
             try
             {
@@ -303,7 +303,7 @@ void search(Context& context)
                     return;
 
                 Regex ex{str};
-                context.input_handler().set_prompt_colors(get_color("Prompt"));
+                context.client().set_prompt_colors(get_color("Prompt"));
                 if (event == PromptEvent::Validate)
                 {
                     if (str.empty())
@@ -322,7 +322,7 @@ void search(Context& context)
                 if (event == PromptEvent::Validate)
                     throw runtime_error("regex error: "_str + err.what());
                 else
-                    context.input_handler().set_prompt_colors(get_color("Error"));
+                    context.client().set_prompt_colors(get_color("Error"));
             }
             catch (runtime_error&)
             {
@@ -446,7 +446,7 @@ void paste(Context& context)
 template<typename T>
 void regex_prompt(Context& context, const String prompt, T on_validate)
 {
-    context.input_handler().prompt(prompt, get_color("Prompt"), complete_nothing,
+    context.client().prompt(prompt, get_color("Prompt"), complete_nothing,
         [=](const String& str, PromptEvent event, Context& context) {
             if (event == PromptEvent::Validate)
             {
@@ -462,7 +462,7 @@ void regex_prompt(Context& context, const String prompt, T on_validate)
             else if (event == PromptEvent::Change)
             {
                 const bool ok = Regex{str, boost::regex_constants::no_except}.status() == 0;
-                context.input_handler().set_prompt_colors(get_color(ok ? "Prompt" : "Error"));
+                context.client().set_prompt_colors(get_color(ok ? "Prompt" : "Error"));
             }
         });
 }
@@ -693,12 +693,12 @@ void select_to_next_char(Context& context)
 
 void start_or_end_macro_recording(Context& context)
 {
-    if (context.input_handler().is_recording())
-        context.input_handler().stop_recording();
+    if (context.client().is_recording())
+        context.client().stop_recording();
     else
         on_next_key_with_autoinfo(context, [](Key key, Context& context) {
             if (key.modifiers == Key::Modifiers::None)
-                context.input_handler().start_recording(key.key);
+                context.client().start_recording(key.key);
         },
         "╭──┤record macro├──╮\n"
         "│ enter macro name │\n"