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remove print_status from UserInterface, pass status line to draw

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Client store the current status line. This way calls to print status
do not force the user interface to display directly.
This commit is contained in:
Maxime Coste 2013-09-16 19:15:13 +01:00
parent 49903523a7
commit 06e06d6ea6
10 changed files with 72 additions and 83 deletions
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55
src/client.cc
View File

@ -182,7 +182,7 @@ public:
if (key == Key(Key::Modifiers::Control, 'm'))
{
context().ui().menu_hide();
context().ui().print_status(DisplayLine{});
context().print_status(DisplayLine{});
reset_normal_mode();
int selected = m_selected - m_choices.begin();
m_callback(selected, MenuEvent::Validate, context());
@ -195,7 +195,7 @@ public:
m_edit_filter = false;
m_filter = boost::regex(".*");
m_filter_editor.reset("");
context().ui().print_status(DisplayLine{});
context().print_status(DisplayLine{});
}
else
{
@ -246,7 +246,7 @@ public:
{
auto display_line = m_filter_editor.build_display_line();
display_line.insert(display_line.begin(), { "filter:"_str, get_color("Prompt") });
context().ui().print_status(display_line);
context().print_status(display_line);
}
}
@ -320,7 +320,7 @@ public:
history.erase(it);
history.push_back(line);
}
context().ui().print_status(DisplayLine{});
context().print_status(DisplayLine{});
context().ui().menu_hide();
reset_normal_mode();
// call callback after reset_normal_mode so that callback
@ -330,7 +330,7 @@ public:
}
else if (key == Key::Escape or key == Key { Key::Modifiers::Control, 'c' })
{
context().ui().print_status(DisplayLine{});
context().print_status(DisplayLine{});
context().ui().menu_hide();
reset_normal_mode();
m_callback(line, PromptEvent::Abort, context());
@ -453,7 +453,7 @@ private:
{
auto display_line = m_line_editor.build_display_line();
display_line.insert(display_line.begin(), { m_prompt, m_prompt_colors });
context().ui().print_status(display_line);
context().print_status(display_line);
}
PromptCallback m_callback;
@ -1019,4 +1019,47 @@ void Client::stop_recording()
m_recording_reg = 0;
}
void Client::print_status(DisplayLine status_line)
{
m_status_line = std::move(status_line);
m_context.window().forget_timestamp();
}
static DisplayLine generate_mode_line(Client& client)
{
auto& context = client.context();
auto pos = context.editor().main_selection().last();
auto col = context.buffer()[pos.line].char_count_to(pos.column);
std::ostringstream oss;
oss << context.buffer().display_name()
<< " " << (int)pos.line+1 << ":" << (int)col+1;
if (context.buffer().is_modified())
oss << " [+]";
if (context.client().is_recording())
oss << " [recording]";
if (context.buffer().flags() & Buffer::Flags::New)
oss << " [new file]";
oss << " [" << context.editor().selections().size() << " sel]";
if (context.editor().is_editing())
oss << " [insert]";
oss << " - " << client.name();
return { oss.str(), get_color("StatusLine") };
}
void Client::redraw_ifn()
{
if (m_context.window().timestamp() != m_context.buffer().timestamp())
{
DisplayCoord dimensions = m_context.ui().dimensions();
if (dimensions == DisplayCoord{0,0})
return;
m_context.window().set_dimensions(dimensions);
m_context.window().update_display_buffer();;
m_context.ui().draw(m_context.window().display_buffer(),
m_status_line, generate_mode_line(*this));
}
}
}

6
src/client.hh
View File

@ -8,6 +8,7 @@
#include "keys.hh"
#include "string.hh"
#include "utils.hh"
#include "display_buffer.hh"
namespace Kakoune
{
@ -78,6 +79,10 @@ public:
const String& name() const { return m_name; }
void set_name(String name) { m_name = std::move(name); }
void print_status(DisplayLine status_line);
void redraw_ifn();
UserInterface& ui() const { return *m_ui; }
private:
Context m_context;
@ -87,6 +92,7 @@ private:
std::vector<std::unique_ptr<InputMode>> m_mode_trash;
String m_name;
DisplayLine m_status_line;
using Insertion = std::pair<InsertMode, std::vector<Key>>;
Insertion m_last_insert = {InsertMode::Insert, {}};

37
src/client_manager.cc
View File

@ -151,45 +151,10 @@ Client& ClientManager::get_client(const String& name)
throw runtime_error("no client named: " + name);
}
static DisplayLine generate_status_line(Client& client)
{
auto& context = client.context();
auto pos = context.editor().main_selection().last();
auto col = context.buffer()[pos.line].char_count_to(pos.column);
std::ostringstream oss;
oss << context.buffer().display_name()
<< " " << (int)pos.line+1 << ":" << (int)col+1;
if (context.buffer().is_modified())
oss << " [+]";
if (context.client().is_recording())
oss << " [recording]";
if (context.buffer().flags() & Buffer::Flags::New)
oss << " [new file]";
oss << " [" << context.editor().selections().size() << " sel]";
if (context.editor().is_editing())
oss << " [insert]";
oss << " - " << client.name();
return { oss.str(), get_color("StatusLine") };
}
void ClientManager::redraw_clients() const
{
for (auto& client : m_clients)
{
Context& context = client->context();
if (context.window().timestamp() != context.buffer().timestamp())
{
DisplayCoord dimensions = context.ui().dimensions();
if (dimensions == DisplayCoord{0,0})
return;
context.window().set_dimensions(dimensions);
context.window().update_display_buffer();;
context.ui().draw(context.window().display_buffer(),
generate_status_line(*client));
}
}
client->redraw_ifn();
}
}

7
src/commands.cc
View File

@ -540,8 +540,6 @@ void declare_option(CommandParameters params, Context& context)
class DraftUI : public UserInterface
{
public:
void print_status(const DisplayLine&) override {}
void menu_show(memoryview<String>, DisplayCoord, ColorPair, ColorPair, MenuStyle) override {}
void menu_select(int) override {}
void menu_hide() override {}
@ -549,7 +547,7 @@ public:
void info_show(const String&, DisplayCoord, ColorPair, MenuStyle) override {}
void info_hide() override {}
void draw(const DisplayBuffer&, const DisplayLine&) override {}
void draw(const DisplayBuffer&, const DisplayLine&, const DisplayLine&) override {}
DisplayCoord dimensions() override { return {0,0}; }
bool is_key_available() override { return false; }
Key get_key() override { return 'a'; }
@ -571,8 +569,7 @@ void context_wrap(CommandParameters params, Context& context, Func func)
{
Editor& editor = real_context.editor();
Client client(std::unique_ptr<UserInterface>(new DraftUI()), editor,
real_context.has_client() ?
real_context.client().name() : "");
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, client.context());

6
src/context.cc
View File

@ -75,10 +75,10 @@ HookManager& Context::hooks() const
return GlobalHooks::instance();
}
void Context::print_status(const DisplayLine& status) const
void Context::print_status(DisplayLine status) const
{
if (has_ui())
ui().print_status(status);
if (has_client())
client().print_status(std::move(status));
}
void Context::push_jump()

2
src/context.hh
View File

@ -49,7 +49,7 @@ struct Context
OptionManager& options() const;
HookManager& hooks() const;
void print_status(const DisplayLine& status) const;
void print_status(DisplayLine status) const;
void push_jump();
const DynamicSelectionList& jump_forward();

14
src/ncurses.cc
View File

@ -240,6 +240,7 @@ void NCursesUI::draw_line(const DisplayLine& line, CharCount col_index) const
}
void NCursesUI::draw(const DisplayBuffer& display_buffer,
const DisplayLine& status_line,
const DisplayLine& mode_line)
{
LineCount line_index = 0;
@ -265,10 +266,10 @@ void NCursesUI::draw(const DisplayBuffer& display_buffer,
move((int)m_dimensions.line, 0);
clrtoeol();
draw_line(m_status_line, 0);
draw_line(status_line, 0);
CharCount status_len = mode_line.length();
// only draw mode_line if it does not overlap one status line
if (m_dimensions.column - m_status_line.length() > status_len + 1)
if (m_dimensions.column - status_line.length() > status_len + 1)
{
CharCount col = m_dimensions.column - status_len;
move((int)m_dimensions.line, (int)col);
@ -358,15 +359,6 @@ Key NCursesUI::get_key()
return Key::Invalid;
}
void NCursesUI::print_status(const DisplayLine& status)
{
m_status_line = status;
move((int)m_dimensions.line, 0);
clrtoeol();
draw_line(status, 0);
redraw();
}
void NCursesUI::draw_menu()
{
// menu show may have not created the window if it did not fit.

4
src/ncurses.hh
View File

@ -20,8 +20,8 @@ public:
NCursesUI& operator=(const NCursesUI&) = delete;
void draw(const DisplayBuffer& display_buffer,
const DisplayLine& status_line,
const DisplayLine& mode_line) override;
void print_status(const DisplayLine& status) override;
bool is_key_available() override;
Key get_key() override;
@ -49,8 +49,6 @@ private:
DisplayCoord m_dimensions;
void update_dimensions();
DisplayLine m_status_line;
NCursesWin* m_menu_win = nullptr;
std::vector<String> m_choices;
ColorPair m_menu_fg;

22
src/remote.cc
View File

@ -20,7 +20,6 @@ namespace Kakoune
enum class RemoteUIMsg
{
PrintStatus,
MenuShow,
MenuSelect,
MenuHide,
@ -217,8 +216,6 @@ public:
RemoteUI(int socket);
~RemoteUI();
void print_status(const DisplayLine& status) override;
void menu_show(memoryview<String> choices,
DisplayCoord anchor, ColorPair fg, ColorPair bg,
MenuStyle style) override;
@ -230,6 +227,7 @@ public:
void info_hide() override;
void draw(const DisplayBuffer& display_buffer,
const DisplayLine& status_line,
const DisplayLine& mode_line) override;
bool is_key_available() override;
@ -257,13 +255,6 @@ RemoteUI::~RemoteUI()
close(m_socket_watcher.fd());
}
void RemoteUI::print_status(const DisplayLine& status)
{
Message msg(m_socket_watcher.fd());
msg.write(RemoteUIMsg::PrintStatus);
msg.write(status);
}
void RemoteUI::menu_show(memoryview<String> choices,
DisplayCoord anchor, ColorPair fg, ColorPair bg,
MenuStyle style)
@ -308,11 +299,13 @@ void RemoteUI::info_hide()
}
void RemoteUI::draw(const DisplayBuffer& display_buffer,
const DisplayLine& status_line,
const DisplayLine& mode_line)
{
Message msg(m_socket_watcher.fd());
msg.write(RemoteUIMsg::Draw);
msg.write(display_buffer);
msg.write(status_line);
msg.write(mode_line);
}
@ -385,12 +378,6 @@ void RemoteClient::process_next_message()
RemoteUIMsg msg = read<RemoteUIMsg>(socket);
switch (msg)
{
case RemoteUIMsg::PrintStatus:
{
auto status = read<DisplayLine>(socket);
m_ui->print_status(status);
break;
}
case RemoteUIMsg::MenuShow:
{
auto choices = read_vector<String>(socket);
@ -422,8 +409,9 @@ void RemoteClient::process_next_message()
case RemoteUIMsg::Draw:
{
auto display_buffer = read<DisplayBuffer>(socket);
auto status_line = read<DisplayLine>(socket);
auto mode_line = read<DisplayLine>(socket);
m_ui->draw(display_buffer, mode_line);
m_ui->draw(display_buffer, status_line, mode_line);
break;
}
}

2
src/user_interface.hh
View File

@ -26,7 +26,6 @@ class UserInterface : public SafeCountable
{
public:
virtual ~UserInterface() {}
virtual void print_status(const DisplayLine& status) = 0;
virtual void menu_show(memoryview<String> choices,
DisplayCoord anchor, ColorPair fg, ColorPair bg,
@ -39,6 +38,7 @@ public:
virtual void info_hide() = 0;
virtual void draw(const DisplayBuffer& display_buffer,
const DisplayLine& status_line,
const DisplayLine& mode_line) = 0;
virtual DisplayCoord dimensions() = 0;
virtual bool is_key_available() = 0;