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Hide more Client Mode code in the cpp

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This commit is contained in:
Maxime Coste 2012-09-24 19:39:40 +02:00
parent a312ce6dc2
commit 747c14c19f
3 changed files with 58 additions and 62 deletions
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101
src/client.cc
View File

@ -10,24 +10,28 @@ namespace Kakoune
extern std::unordered_map<Key, std::function<void (Context& context)>> keymap;
class Client::Mode
class ClientMode
{
public:
Mode(Client& client) : m_client(client) {}
virtual ~Mode() {}
Mode(const Mode&) = delete;
Mode& operator=(const Mode&) = delete;
ClientMode(Client& client) : m_client(client) {}
virtual ~ClientMode() {}
ClientMode(const ClientMode&) = delete;
ClientMode& operator=(const ClientMode&) = delete;
virtual void on_key(const Key& key, Context& context) = 0;
protected:
UserInterface& ui() { return *m_client.m_ui; }
void reset_normal_mode();
std::pair<IncrementalInserter::Mode, std::vector<Key>>& last_insert() { return m_client.m_last_insert; }
private:
Client& m_client;
};
class Client::NormalMode : public Client::Mode
class NormalMode : public ClientMode
{
public:
NormalMode(Client& client)
: Client::Mode(client)
: ClientMode(client)
{
}
@ -55,19 +59,24 @@ private:
int m_count = 0;
};
class Client::MenuMode : public Client::Mode
void ClientMode::reset_normal_mode()
{
m_client.m_mode.reset(new NormalMode(m_client));
}
class MenuMode : public ClientMode
{
public:
MenuMode(Client& client, const memoryview<String>& choices, MenuCallback callback)
: Client::Mode(client),
: ClientMode(client),
m_callback(callback), m_choice_count(choices.size()), m_selected(0)
{
client.m_ui->menu_show(choices);
ui().menu_show(choices);
}
~MenuMode()
{
m_client.m_ui->menu_hide();
ui().menu_hide();
}
void on_key(const Key& key, Context& context) override
@ -79,7 +88,7 @@ public:
{
if (++m_selected >= m_choice_count)
m_selected = 0;
m_client.m_ui->menu_select(m_selected);
ui().menu_select(m_selected);
}
if (key == Key::Up or
key == Key::BackTab or
@ -88,27 +97,27 @@ public:
{
if (--m_selected < 0)
m_selected = m_choice_count-1;
m_client.m_ui->menu_select(m_selected);
ui().menu_select(m_selected);
}
if (key == Key(Key::Modifiers::Control, 'm'))
{
// save callback as reset_normal_mode will delete this
MenuCallback callback = std::move(m_callback);
int selected = m_selected;
m_client.reset_normal_mode();
reset_normal_mode();
callback(selected, context);
}
if (key == Key::Escape)
{
m_client.reset_normal_mode();
reset_normal_mode();
}
if (key.modifiers == Key::Modifiers::None and
key.key >= '0' and key.key <= '9')
{
m_client.m_ui->menu_hide();
ui().menu_hide();
// save callback as reset_normal_mode will delete this
MenuCallback callback = std::move(m_callback);
m_client.reset_normal_mode();
reset_normal_mode();
callback(key.key - '0' - 1, context);
}
}
@ -119,21 +128,21 @@ private:
int m_choice_count;
};
class Client::PromptMode : public Client::Mode
class PromptMode : public ClientMode
{
public:
PromptMode(Client& client, const String& prompt,
Completer completer, PromptCallback callback)
: Client::Mode(client), m_prompt(prompt),
: ClientMode(client), m_prompt(prompt),
m_completer(completer), m_callback(callback)
{
m_history_it = ms_history[m_prompt].end();
m_client.print_status(m_prompt, m_prompt.length());
ui().print_status(m_prompt, m_prompt.length());
}
~PromptMode()
{
m_client.m_ui->menu_hide();
ui().menu_hide();
}
void on_key(const Key& key, Context& context) override
@ -146,11 +155,11 @@ public:
history.erase(it);
history.push_back(m_result);
m_client.print_status("");
ui().print_status("");
// save callback as reset_normal_mode will delete this
PromptCallback callback = std::move(m_callback);
String result = std::move(m_result);
m_client.reset_normal_mode();
reset_normal_mode();
// call callback after reset_normal_mode so that callback
// may change the mode
callback(result, context);
@ -158,8 +167,8 @@ public:
}
else if (key == Key::Escape)
{
m_client.print_status("");
m_client.reset_normal_mode();
ui().print_status("");
reset_normal_mode();
return;
}
else if (key == Key::Up or
@ -226,14 +235,14 @@ public:
--m_cursor_pos;
}
m_client.m_ui->menu_hide();
ui().menu_hide();
m_current_completion = -1;
}
else if (key == Key(Key::Modifiers::Control, 'r'))
{
Key k = m_client.m_ui->get_key();
Key k = ui().get_key();
String reg = RegisterManager::instance()[k.key].values(context)[0];
m_client.m_ui->menu_hide();
ui().menu_hide();
m_current_completion = -1;
m_result = m_result.substr(0, m_cursor_pos) + reg
+ m_result.substr(m_cursor_pos, String::npos);
@ -251,8 +260,8 @@ public:
if (candidates.empty())
return;
m_client.m_ui->menu_hide();
m_client.m_ui->menu_show(candidates);
ui().menu_hide();
ui().menu_show(candidates);
String prefix = m_result.substr(m_completions.start,
m_completions.end - m_completions.start);
if (not contains(candidates, prefix))
@ -265,19 +274,19 @@ public:
m_current_completion = candidates.size()-1;
const String& completion = candidates[m_current_completion];
m_client.m_ui->menu_select(m_current_completion);
ui().menu_select(m_current_completion);
m_result = m_result.substr(0, m_completions.start) + completion
+ m_result.substr(m_cursor_pos);
m_cursor_pos = m_completions.start + completion.length();
}
else
{
m_client.m_ui->menu_hide();
ui().menu_hide();
m_current_completion = -1;
m_result = m_result.substr(0, m_cursor_pos) + key.key + m_result.substr(m_cursor_pos, String::npos);
++m_cursor_pos;
}
m_client.print_status(m_prompt + m_result, m_prompt.length() + m_cursor_pos);
ui().print_status(m_prompt + m_result, m_prompt.length() + m_cursor_pos);
}
private:
@ -293,19 +302,19 @@ private:
static std::unordered_map<String, std::vector<String>> ms_history;
std::vector<String>::iterator m_history_it;
};
std::unordered_map<String, std::vector<String>> Client::PromptMode::ms_history;
std::unordered_map<String, std::vector<String>> PromptMode::ms_history;
class Client::NextKeyMode : public Client::Mode
class NextKeyMode : public ClientMode
{
public:
NextKeyMode(Client& client, KeyCallback callback)
: Client::Mode(client), m_callback(callback) {}
: ClientMode(client), m_callback(callback) {}
void on_key(const Key& key, Context& context) override
{
// save callback as reset_normal_mode will delete this
KeyCallback callback = std::move(m_callback);
m_client.reset_normal_mode();
reset_normal_mode();
callback(key, context);
}
@ -313,19 +322,19 @@ private:
KeyCallback m_callback;
};
class Client::InsertMode : public Client::Mode
class InsertMode : public ClientMode
{
public:
InsertMode(Client& client, Editor& editor, IncrementalInserter::Mode mode)
: Client::Mode(client), m_inserter(editor, mode)
: ClientMode(client), m_inserter(editor, mode)
{
m_client.m_last_insert.first = mode;
m_client.m_last_insert.second.clear();
last_insert().first = mode;
last_insert().second.clear();
}
void on_key(const Key& key, Context& context) override
{
m_client.m_last_insert.second.push_back(key);
last_insert().second.push_back(key);
if (m_insert_reg)
{
if (key.modifiers == Key::Modifiers::None)
@ -339,7 +348,7 @@ public:
switch (key.key)
{
case Key::Escape:
m_client.reset_normal_mode();
reset_normal_mode();
return;
case Key::Backspace:
m_inserter.erase();
@ -445,10 +454,4 @@ void Client::draw_window(Window& window)
m_ui->draw_window(window);
}
void Client::reset_normal_mode()
{
m_mode.reset(new NormalMode(*this));
}
}

17
src/client.hh
View File

@ -19,6 +19,8 @@ using MenuCallback = std::function<void (int, Context&)>;
using PromptCallback = std::function<void (const String&, Context&)>;
using KeyCallback = std::function<void (const Key&, Context&)>;
class ClientMode;
class Client : public SafeCountable
{
public:
@ -42,19 +44,10 @@ public:
void handle_next_input(Context& context);
private:
void reset_normal_mode();
std::pair<IncrementalInserter::Mode, std::vector<Key>> m_last_insert;
friend class ClientMode;
std::unique_ptr<ClientMode> m_mode;
std::unique_ptr<UserInterface> m_ui;
class Mode;
std::unique_ptr<Mode> m_mode;
class NormalMode;
class MenuMode;
class PromptMode;
class NextKeyMode;
class InsertMode;
std::pair<IncrementalInserter::Mode, std::vector<Key>> m_last_insert;
};
struct prompt_aborted {};

2
src/user_interface.hh
View File

@ -15,7 +15,7 @@ class UserInterface
{
public:
virtual ~UserInterface() {}
virtual void print_status(const String& status, CharCount cursor_pos) = 0;
virtual void print_status(const String& status, CharCount cursor_pos = -1) = 0;
virtual void menu_show(const memoryview<String>& choices) = 0;
virtual void menu_select(int selected) = 0;
virtual void menu_hide() = 0;