diff --git a/src/commands.cc b/src/commands.cc index 85bc5ed6..bbc719c0 100644 --- a/src/commands.cc +++ b/src/commands.cc @@ -377,34 +377,59 @@ const CommandDesc buffer_cmd = { } }; -const CommandDesc nextbuffer_cmd = { - "nextbuffer", - "nb", - "nextbuffer: move to the next buffer in the list", +template +void cycle_buffer(const ParametersParser& parser, Context& context) +{ + Buffer* oldbuf = &context.buffer(); + auto it = find_if(BufferManager::instance(), + [oldbuf](const SafePtr& lhs) + { return lhs.get() == oldbuf; }); + + kak_assert(it != BufferManager::instance().end()); + + if (not next) + { + if (it == BufferManager::instance().begin()) + it = BufferManager::instance().end(); + + it = std::prev(it,1); + } + else + { + if (++it == BufferManager::instance().end()) + it = BufferManager::instance().begin(); + } + + Buffer* newbuf = it->get(); + + if (newbuf != oldbuf) + { + BufferManager::instance().set_last_used_buffer(*oldbuf); + context.push_jump(); + context.change_buffer(*newbuf); + } +} + +const CommandDesc buffernext_cmd = { + "buffernext", + "bn", + "buffernext: move to the next buffer in the list", no_params, CommandFlags::None, CommandHelper{}, CommandCompleter{}, - [](const ParametersParser& parser, Context& context) - { - Buffer* oldbuf = &context.buffer(); - auto it = find_if(BufferManager::instance(), - [oldbuf](const SafePtr& lhs) - { return lhs.get() == oldbuf; }); + cycle_buffer +}; - kak_assert(it != BufferManager::instance().end()); - if (++it == BufferManager::instance().end()) - it = BufferManager::instance().begin(); - - Buffer* newbuf = it->get(); - - if (newbuf != oldbuf) - { - BufferManager::instance().set_last_used_buffer(*oldbuf); - context.push_jump(); - context.change_buffer(*newbuf); - } - } +const CommandDesc bufferprev_cmd = { + "bufferprev", + "bp", + "bufferprev: move to the previous buffer in the list", + no_params, + CommandFlags::None, + CommandHelper{}, + CommandCompleter{}, + cycle_buffer }; template @@ -1549,7 +1574,8 @@ void register_commands() register_command(write_quit_cmd); register_command(force_write_quit_cmd); register_command(buffer_cmd); - register_command(nextbuffer_cmd); + register_command(buffernext_cmd); + register_command(bufferprev_cmd); register_command(delbuf_cmd); register_command(force_delbuf_cmd); register_command(namebuf_cmd);