Aegisub/aegisub/src/command/recent.cpp

// Copyright (c) 2010, Amar Takhar
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are met:
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// Aegisub Project http://www.aegisub.org/

/// @file recent.cpp
/// @brief recent/ commands, rebuild MRU-based lists.
/// @ingroup command
///

#include "../config.h"

#include "command.h"

#include "../audio_controller.h"
#include "../compat.h"
#include "../include/aegisub/context.h"
#include "../main.h"
#include "../options.h"
#include "../subs_controller.h"
#include "../video_context.h"

#include <wx/event.h>
#include <wx/msgdlg.h>

namespace {
	using cmd::Command;
/// @defgroup cmd-recent MRU (Most Recently Used) commands.
/// @{

COMMAND_GROUP(recent_audio,     "recent/audio",     _("Recent"), _("Recent"), _("Open recent audio"));
COMMAND_GROUP(recent_keyframes, "recent/keyframe",  _("Recent"), _("Recent"), _("Open recent keyframes"));
COMMAND_GROUP(recent_subtitle,  "recent/subtitle",  _("Recent"), _("Recent"), _("Open recent subtitles"));
COMMAND_GROUP(recent_timecodes, "recent/timecodes", _("Recent"), _("Recent"), _("Open recent timecodes"));
COMMAND_GROUP(recent_video,     "recent/video",     _("Recent"), _("Recent"), _("Open recent video"));

struct recent_audio_entry : public Command {
	CMD_NAME("recent/audio/")
	STR_MENU("Recent")
	STR_DISP("Recent")
	STR_HELP("Open recent audio")

	void operator()(agi::Context *c, int id) {
		try {
			c->audioController->OpenAudio(config::mru->GetEntry("Audio", id));
		}
		catch (agi::UserCancelException const&) { }
		catch (agi::Exception const& e) {
			wxMessageBox(to_wx(e.GetChainedMessage()), "Error loading file", wxOK | wxICON_ERROR | wxCENTER, c->parent);
		}
	}
};

struct recent_keyframes_entry : public Command {
	CMD_NAME("recent/keyframes/")
	STR_MENU("Recent")
	STR_DISP("Recent")
	STR_HELP("Open recent keyframes")

	void operator()(agi::Context *c, int id) {
		c->videoController->LoadKeyframes(config::mru->GetEntry("Keyframes", id));
	}
};

struct recent_subtitle_entry : public Command {
	CMD_NAME("recent/subtitle/")
	STR_MENU("Recent")
	STR_DISP("Recent")
	STR_HELP("Open recent subtitles")

	void operator()(agi::Context *c, int id) {
		c->subsController->Load(config::mru->GetEntry("Subtitle", id));
	}
};

struct recent_timecodes_entry : public Command {
	CMD_NAME("recent/timecodes/")
	STR_MENU("Recent")
	STR_DISP("Recent")
	STR_HELP("Open recent timecodes")

	void operator()(agi::Context *c, int id) {
		c->videoController->LoadTimecodes(config::mru->GetEntry("Timecodes", id));
	}
};

struct recent_video_entry : public Command {
	CMD_NAME("recent/video/")
	STR_MENU("Recent")
	STR_DISP("Recent")
	STR_HELP("Open recent videos")

	void operator()(agi::Context *c, int id) {
		c->videoController->SetVideo(config::mru->GetEntry("Video", id));
	}
};

/// @class mru_wrapper
/// @brief Wrapper class for mru commands to
template<class T>
class mru_wrapper : public T {
	int id;
	std::string full_name;
public:
	const char *name() const { return full_name.c_str(); }
	void operator()(agi::Context *c) {
		T::operator()(c, id);
	}
	mru_wrapper(int id) : id(id) , full_name(T::name() + std::to_string(id)) { }
};
}
/// @}

namespace cmd {
	void init_recent() {
		reg(new recent_audio);
		reg(new recent_keyframes);
		reg(new recent_subtitle);
		reg(new recent_timecodes);
		reg(new recent_video);

		/// @todo 16 is an implementation detail that maybe needs to be exposed
		for (int i = 0; i < 16; ++i) {
			reg(new mru_wrapper<recent_audio_entry>(i));
			reg(new mru_wrapper<recent_keyframes_entry>(i));
			reg(new mru_wrapper<recent_subtitle_entry>(i));
			reg(new mru_wrapper<recent_timecodes_entry>(i));
			reg(new mru_wrapper<recent_video_entry>(i));
		}
	}
}