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	diff --git a/src/FileDiffWidget.cpp b/src/FileDiffWidget.cpp
	index dfaabce..44806bb 100644
	--- a/src/FileDiffWidget.cpp
	+++ b/src/FileDiffWidget.cpp
	@@ -1,740 +1,741 @@
	#include "FileDiffWidget.h"
	#include "ui_FileDiffWidget.h"

	#include "BigDiffWindow.h"
	#include "GitDiff.h"
	#include "common/joinpath.h"
	#include "MainWindow.h"
	#include "common/misc.h"

	#include "ApplicationGlobal.h"
	#include "Theme.h"

	#include <QBuffer>
	#include <QDebug>
	#include <QKeyEvent>
	#include <QMenu>
	#include <QPainter>
	#include <QStyle>
	#include <QTextCodec>

	enum {
	DiffIndexRole = Qt::UserRole,
	};

	struct FileDiffWidget::Private {
	MainWindow *mainwindow = nullptr;
	InitParam_ init_param_;
	Git::CommitItemList commit_item_list;
	std::vector<std::string> original_lines;
	TextEditorEnginePtr engine_left;
	TextEditorEnginePtr engine_right;
	TextDiffLineList left_lines;
	TextDiffLineList right_lines;
	int max_line_length = 0;

	int term_cursor_row = 0;
	int term_cursor_col = 0;

	QTextCodec *text_codec = nullptr;
	};

	FileDiffWidget::FileDiffWidget(QWidget *parent)
	: QWidget(parent)
	, ui(new Ui::FileDiffWidget)
	, m(new Private)
	{
	ui->setupUi(this);
	Qt::WindowFlags flags = windowFlags();
	flags &= ~Qt::WindowContextHelpButtonHint;
	setWindowFlags(flags);

	ui->widget_diff_slider->init([&](DiffPane pane, int width, int height){
	return makeDiffPixmap(pane, width, height);
	}, global->theme);

	connect(ui->widget_diff_slider, SIGNAL(valueChanged(int)), this, SLOT(scrollTo(int)));
	connect(ui->widget_diff_left->texteditor(), SIGNAL(moved(int,int,int,int)), this, SLOT(onMoved(int,int,int,int)));
	connect(ui->widget_diff_right->texteditor(), SIGNAL(moved(int,int,int,int)), this, SLOT(onMoved(int,int,int,int)));

	setFocusAcceptable(true);

	int n = style()->pixelMetric(QStyle::PM_ScrollBarExtent);
	ui->toolButton_fullscreen->setFixedSize(n, n);

	setMaximizeButtonEnabled(true);

	m->engine_left = TextEditorEnginePtr(new TextEditorEngine);
	m->engine_right = TextEditorEnginePtr(new TextEditorEngine);
	ui->widget_diff_left->setDiffMode(m->engine_left, ui->verticalScrollBar, ui->horizontalScrollBar);
	ui->widget_diff_right->setDiffMode(m->engine_right, ui->verticalScrollBar, ui->horizontalScrollBar);

	setViewType(FileViewType::None);
	}

	FileDiffWidget::~FileDiffWidget()
	{
	delete m;
	delete ui;
	}

	void FileDiffWidget::setViewType(FileViewType type)
	{
	ui->widget_diff_left->setViewType(type);
	ui->widget_diff_right->setViewType(type);
	}

	void FileDiffWidget::setMaximizeButtonEnabled(bool f)
	{
	ui->toolButton_fullscreen->setVisible(f);
	ui->toolButton_fullscreen->setEnabled(f);
	}

	FileDiffWidget::ViewStyle FileDiffWidget::viewstyle() const
	{
	return m->init_param_.view_style;
	}



	void FileDiffWidget::bind(MainWindow *mw)
	{
	Q_ASSERT(mw);
	m->mainwindow = mw;
	ui->widget_diff_left->bind(mw, this, ui->verticalScrollBar, ui->horizontalScrollBar, mw->themeForTextEditor());
	ui->widget_diff_right->bind(mw, this, ui->verticalScrollBar, ui->horizontalScrollBar, mw->themeForTextEditor());

	connect(ui->verticalScrollBar, SIGNAL(valueChanged(int)), this, SLOT(onVerticalScrollValueChanged(int)));
	connect(ui->horizontalScrollBar, SIGNAL(valueChanged(int)), this, SLOT(onHorizontalScrollValueChanged(int)));
	}

	MainWindow *FileDiffWidget::mainwindow()
	{
	return m->mainwindow;
	}

	GitPtr FileDiffWidget::git()
	{
	if (!mainwindow()) {
	qDebug() << "Maybe, you forgot to call FileDiffWidget::bind() ?";
	return GitPtr();
	}
	return mainwindow()->git();
	}

	Git::Object FileDiffWidget::cat_file(GitPtr /g/, QString const &id)
	{
	return mainwindow()->cat_file(id);
	}

	int FileDiffWidget::totalTextLines() const
	{
	return m->engine_left->document.lines.size();
	}

	void FileDiffWidget::clearDiffView()
	{
	ui->widget_diff_slider->clear(false);
	}

	int FileDiffWidget::fileviewHeight() const
	{
	return ui->widget_diff_left->height();
	}

	void FileDiffWidget::resetScrollBarValue()
	{
	ui->verticalScrollBar->setValue(0);
	ui->horizontalScrollBar->setValue(0);
	}

	void FileDiffWidget::scrollToBottom()
	{
	QScrollBar *sb = ui->verticalScrollBar;
	sb->setValue(sb->maximum());
	}

	void FileDiffWidget::updateSliderCursor()
	{
	if (viewstyle() == SideBySideText) {
	ui->widget_diff_slider->clear(true);
	}
	}

	void FileDiffWidget::updateControls()
	{
	updateSliderCursor();
	}

	void FileDiffWidget::makeSideBySideDiffData(Git::Diff const &diff, std::vector<std::string> const &original_lines, TextDiffLineList left_lines, TextDiffLineList right_lines)
	{
	left_lines->clear();
	right_lines->clear();

	m->original_lines = original_lines;

	size_t linenum = original_lines.size();

	std::vector<HunkItem> hunks;
	int number = 0;
	for (auto it = diff.hunks.begin(); it != diff.hunks.end(); it++, number++) {
	std::string at = it->at;
	if (strncmp(at.c_str(), "@@ -", 4) == 0) {
	size_t pos = 0;
	size_t len = 0;
	char const *p = at.c_str() + 4;
	auto ParseNumber = [&](){
	size_t v = 0;
	while (isdigit(*p & 0xff)) {
	v = v * 10 + (*p - '0');
	p++;
	}
	return v;
	};
	pos = ParseNumber();
	if (*p == ',') {
	p++;
	len = ParseNumber();
	} else {
	len = 1;
	}
	if (pos > 0) pos--;
	HunkItem item;
	item.hunk_number = number;
	item.pos = pos;
	item.len = len;
	for (std::string const &line : it->lines) {
	item.lines.push_back(line);
	}
	hunks.push_back(item);
	}
	}
	std::sort(hunks.begin(), hunks.end(), [](HunkItem const &l, HunkItem const &r){
	return l.pos + l.len < r.pos + r.len;
	});
	size_t h = hunks.size();
	while (linenum > 0 \|\| h > 0) {
	while (h > 0) {
	int hunk_number = h - 1;
	HunkItem const &hi = hunks[hunk_number];
	if (hi.pos + hi.len < linenum) {
	break;
	}
	std::vector<TextDiffLine> tmp_left;
	std::vector<TextDiffLine> tmp_right;
	int minus = 0;
	int plus = 0;
	auto FlushBlank = [&](){
	while (minus < plus) {
	tmp_left.push_back(TextDiffLine());
	minus++;
	}
	while (minus > plus) {
	tmp_right.push_back(TextDiffLine());
	plus++;
	}
	minus = plus = 0;
	};
	for (auto it = hi.lines.begin(); it != hi.lines.end(); it++) {
	std::string line = *it;
	int c = line[0] & 0xff;
	line = line.substr(1);
	if (c == '-') {
	minus++;
	TextDiffLine l(line, TextDiffLine::Del);
	l.hunk_number = hunk_number;
	tmp_left.push_back(l);
	} else if (c == '+') {
	plus++;
	TextDiffLine l(line, TextDiffLine::Add);
	l.hunk_number = hunk_number;
	tmp_right.push_back(l);
	} else {
	FlushBlank();
	TextDiffLine l(line, TextDiffLine::Normal);
	l.hunk_number = hunk_number;
	tmp_left.push_back(l);
	tmp_right.push_back(l);
	}
	}
	FlushBlank();
	auto ComplementNewLine = [](std::vector<TextDiffLine> *lines){
	for (TextDiffLine &line : *lines) {
	int n = line.text.size();
	if (n > 0) {
	int c = line.text[n - 1] & 0xff;
	if (c != '\r' && c != '\n') {
	line.text.push_back('\n');
	}
	}
	}
	};
	ComplementNewLine(&tmp_left);
	ComplementNewLine(&tmp_right);
	for (auto it = tmp_left.rbegin(); it != tmp_left.rend(); it++) {
	TextDiffLine l(*it);
	if (m->text_codec) {
	if (!l.text.isEmpty()) {
	QString s = QString::fromUtf8(l.text.data(), l.text.size());
	l.text = m->text_codec->fromUnicode(s);
	}
	}
	left_lines->push_back(l);
	}
	for (auto it = tmp_right.rbegin(); it != tmp_right.rend(); it++) {
	TextDiffLine l(*it);
	if (m->text_codec) {
	if (!l.text.isEmpty()) {
	QString s = QString::fromUtf8(l.text.data(), l.text.size());
	l.text = m->text_codec->fromUnicode(s);
	}
	}
	right_lines->push_back(l);
	}
	linenum = hi.pos;
	h--;
	}
	if (linenum > 0) {
	linenum--;
	if (linenum < (size_t)original_lines.size()) {
	std::string line = original_lines[linenum];
	left_lines->push_back(TextDiffLine(line, TextDiffLine::Normal));
	right_lines->push_back(TextDiffLine(line, TextDiffLine::Normal));
	}
	}
	}

	std::reverse(left_lines->begin(), left_lines->end());
	std::reverse(right_lines->begin(), right_lines->end());
	}

	void FileDiffWidget::setDiffText(Git::Diff const &diff, TextDiffLineList const &left, TextDiffLineList const &right)
	{
	m->max_line_length = 0;

	enum Pane {
	Left,
	Right,
	};
	auto SetLineNumber = [&](TextDiffLineList const &lines, Pane pane, TextDiffLineList *out){
	out->clear();
	int linenum = 1;
	for (TextDiffLine const &line : lines) {
	TextDiffLine item = line;

	switch (item.type) {
	case TextDiffLine::Normal:
	item.line_number = linenum++;
	break;
	case TextDiffLine::Add:
	if (pane == Pane::Right) {
	item.line_number = linenum++;
	}
	break;
	case TextDiffLine::Del:
	if (pane == Pane::Left) {
	item.line_number = linenum++;
	}
	break;
	default:
	item.line_number = linenum; // 行番号は設定するが、インクリメントはしない
	break;
	}

	out->push_back(item);
	}
	};
	SetLineNumber(left, Pane::Left, &m->left_lines);
	SetLineNumber(right, Pane::Right, &m->right_lines);

	ui->widget_diff_left->setText(&m->left_lines, mainwindow(), diff.blob.a_id, diff.path);
	ui->widget_diff_right->setText(&m->right_lines, mainwindow(), diff.blob.b_id, diff.path);
	refrectScrollBar();
	ui->widget_diff_slider->clear(true);
	}

	FileViewType FileDiffWidget::setupPreviewWidget()
	{
	clearDiffView();

	QString mimetype_l = mainwindow()->determinFileType(m->init_param_.bytes_a, true);
	QString mimetype_r = mainwindow()->determinFileType(m->init_param_.bytes_b, true);

	if (misc::isImage(mimetype_l) \|\| misc::isImage(mimetype_r)) { // image

	ui->verticalScrollBar->setVisible(false);
	ui->horizontalScrollBar->setVisible(false);
	ui->widget_diff_slider->setVisible(false);

	ui->widget_diff_left->setImage(mimetype_l, m->init_param_.bytes_a, m->init_param_.diff.blob.a_id, m->init_param_.diff.path);
	ui->widget_diff_right->setImage(mimetype_r, m->init_param_.bytes_b, m->init_param_.diff.blob.b_id, m->init_param_.diff.path);

	return FileViewType::Image;

	} else { // text

	ui->verticalScrollBar->setVisible(true);
	ui->horizontalScrollBar->setVisible(true);
	ui->widget_diff_slider->setVisible(true);

	setViewType(FileViewType::Text);
	return FileViewType::Text;
	}
	}

	void FileDiffWidget::setSingleFile(QByteArray const &ba, QString const &id, QString const &path)
	{
	m->init_param_ = InitParam_();
	m->init_param_.view_style = FileDiffWidget::ViewStyle::SingleFile;
	m->init_param_.bytes_a = ba;
	m->init_param_.diff.path = path;
	m->init_param_.diff.blob.a_id = id;
	}

	void FileDiffWidget::setOriginalLines_(QByteArray const &ba)
	{
	m->original_lines.clear();
	if (!ba.isEmpty()) {
	char const *begin = ba.data();
	char const *end = begin + ba.size();
	misc::splitLines(begin, end, &m->original_lines, true);
	}
	}

	void FileDiffWidget::setLeftOnly(QByteArray const &ba, Git::Diff const &diff)
	{
	m->init_param_ = InitParam_();
	m->init_param_.view_style = FileDiffWidget::ViewStyle::LeftOnly;
	m->init_param_.bytes_a = ba;
	m->init_param_.diff = diff;

	setOriginalLines_(ba);

	if (setupPreviewWidget() == FileViewType::Text) {

	TextDiffLineList left_lines;
	TextDiffLineList right_lines;

	for (std::string const &line : m->original_lines) {
	left_lines.push_back(TextDiffLine(line, TextDiffLine::Del));
	right_lines.push_back(TextDiffLine());
	}

	setDiffText(diff, left_lines, right_lines);
	}
	}

	void FileDiffWidget::setRightOnly(QByteArray const &ba, Git::Diff const &diff)
	{
	m->init_param_ = InitParam_();
	m->init_param_.view_style = FileDiffWidget::ViewStyle::RightOnly;
	m->init_param_.bytes_b = ba;
	m->init_param_.diff = diff;

	setOriginalLines_(ba);

	if (setupPreviewWidget() == FileViewType::Text) {

	TextDiffLineList left_lines;
	TextDiffLineList right_lines;

	for (std::string const &line : m->original_lines) {
	left_lines.push_back(TextDiffLine());
	right_lines.push_back(TextDiffLine(line, TextDiffLine::Add));
	}

	setDiffText(diff, left_lines, right_lines);
	}
	}

	void FileDiffWidget::setSideBySide(QByteArray const &ba, Git::Diff const &diff, bool uncommited, QString const &workingdir)
	{
	m->init_param_ = InitParam_();
	m->init_param_.view_style = FileDiffWidget::ViewStyle::SideBySideText;
	m->init_param_.bytes_a = ba;
	m->init_param_.diff = diff;
	m->init_param_.uncommited = uncommited;
	m->init_param_.workingdir = workingdir;

	setOriginalLines_(ba);

	if (setupPreviewWidget() == FileViewType::Text) {

	TextDiffLineList left_lines;
	TextDiffLineList right_lines;

	makeSideBySideDiffData(diff, m->original_lines, &left_lines, &right_lines);

	setDiffText(diff, left_lines, right_lines);
	}
	}

	void FileDiffWidget::setSideBySide_(QByteArray const &ba_a, QByteArray const &ba_b, QString const &workingdir)
	{
	m->init_param_ = InitParam_();
	m->init_param_.view_style = FileDiffWidget::ViewStyle::SideBySideImage;
	m->init_param_.bytes_a = ba_a;
	m->init_param_.bytes_b = ba_b;
	m->init_param_.workingdir = workingdir;

	setOriginalLines_(ba_a);

	if (setupPreviewWidget() == FileViewType::Text) {

	TextDiffLineList left_lines;
	TextDiffLineList right_lines;

	makeSideBySideDiffData(m->init_param_.diff, m->original_lines, &left_lines, &right_lines);

	setDiffText(m->init_param_.diff, left_lines, right_lines);
	}
	}

	QString FileDiffWidget::diffObjects(GitPtr g, QString const &a_id, QString const &b_id)
	{
	if (m->text_codec) {
	Git::Object obj_a = mainwindow()->cat_file_(g, a_id);
	Git::Object obj_b = mainwindow()->cat_file_(g, b_id);
	if (obj_b.type == Git::Object::Type::UNKNOWN) {
	obj_b.type = Git::Object::Type::BLOB;
	}
	if (obj_a.type == Git::Object::Type::BLOB && obj_b.type == Git::Object::Type::BLOB) {
	QString path_a = mainwindow()->newTempFilePath();
	QString path_b = mainwindow()->newTempFilePath();
	QFile file_a(path_a);
	QFile file_b(path_b);
	if (file_a.open(QFile::WriteOnly) && file_b.open(QFile::WriteOnly)) {
	file_a.write(m->text_codec->toUnicode(obj_a.content).toUtf8());
	file_b.write(m->text_codec->toUnicode(obj_b.content).toUtf8());
	file_a.close();
	file_b.close();
	QString s = g->diff_file(path_a, path_b);
	file_a.remove();
	file_b.remove();
	return s;
	}
	}
	}
	return GitDiff::diffObjects(g, a_id, b_id);
	}

	bool FileDiffWidget::isValidID_(QString const &id)
	{
	if (id.startsWith(PATH_PREFIX)) {
	return true;
	}
	return Git::isValidID(id);
	}

	void FileDiffWidget::updateDiffView(Git::Diff const &info, bool uncommited)
	{
	GitPtr g = git();
	if (!g) return;
	if (!g->isValidWorkingCopy()) return;

	if (isValidID_(info.blob.a_id) && isValidID_(info.blob.b_id)) {
	Git::Object obj_a = cat_file(g, info.blob.a_id);
	Git::Object obj_b = cat_file(g, info.blob.b_id);
	QString mime_a = mainwindow()->determinFileType(obj_a.content, true);
	QString mime_b = mainwindow()->determinFileType(obj_b.content, true);
	if (misc::isImage(mime_a) && misc::isImage(mime_b)) {
	setSideBySide_(obj_a.content, obj_b.content, g->workingRepositoryDir());
	return;
	}
	}

	{
	Git::Diff diff;
	if (isValidID_(info.blob.a_id) && isValidID_(info.blob.b_id)) {
	std::string text = diffObjects(g, info.blob.a_id, info.blob.b_id).toStdString();
	GitDiff::parseDiff(text, &info, &diff);
	} else {
	diff = info;
	}

	Git::Object obj;
	if (isValidID_(diff.blob.a_id)) { // 左が有効
	obj = cat_file(g, diff.blob.a_id);
	if (isValidID_(diff.blob.b_id)) { // 右が有効
	setSideBySide(obj.content, diff, uncommited, g->workingRepositoryDir()); // 通常のdiff表示
	} else {
	setLeftOnly(obj.content, diff); // 右が無効の時は、削除されたファイル
	}
	} else if (isValidID_(diff.blob.b_id)) { // 左が無効で右が有効の時は、追加されたファイル
	obj = cat_file(g, diff.blob.b_id);
	setRightOnly(obj.content, diff);
	}
	}
	}

	-void FileDiffWidget::updateDiffView(QString id_left, QString id_right)
	+void FileDiffWidget::updateDiffView(QString id_left, QString id_right, QString const &path)
	{
	GitPtr g = git();
	if (!g) return;
	if (!g->isValidWorkingCopy()) return;

	Git::Diff diff;
	+ diff.path = path;
	diff.blob.a_id = id_left;
	diff.blob.b_id = id_right;
	diff.mode = "0";
	std::string text = diffObjects(g, diff.blob.a_id, diff.blob.b_id).toStdString();
	GitDiff::parseDiff(text, &diff, &diff);

	Git::Object obj = cat_file(g, diff.blob.a_id);
	setSideBySide(obj.content, diff, false, g->workingRepositoryDir());

	ui->widget_diff_slider->clear(false);

	resetScrollBarValue();
	updateControls();

	ui->widget_diff_slider->update();
	}

	void FileDiffWidget::resizeEvent(QResizeEvent *)
	{
	refrectScrollBar();
	}

	void FileDiffWidget::keyPressEvent(QKeyEvent *event)
	{
	if (event->key() == Qt::Key_Escape) {
	event->ignore(); // Escが押されたとき、親ウィジェットに処理させる。（通常、ウィンドウを閉じる、など）
	return;
	}

	if (focusWidget() == ui->widget_diff_left->texteditor()) {
	ui->widget_diff_left->write(event);
	} else if (focusWidget() == ui->widget_diff_right->texteditor()) {
	ui->widget_diff_right->write(event);
	}
	}

	void FileDiffWidget::scrollTo(int value)
	{
	ui->verticalScrollBar->setValue(value);
	}

	void FileDiffWidget::onVerticalScrollValueChanged(int)
	{
	refrectScrollBar();
	}

	void FileDiffWidget::onHorizontalScrollValueChanged(int)
	{
	refrectScrollBar();
	}

	void FileDiffWidget::onDiffWidgetWheelScroll(int lines)
	{
	while (lines > 0) {
	ui->verticalScrollBar->triggerAction(QScrollBar::SliderSingleStepAdd);
	lines--;
	}
	while (lines < 0) {
	ui->verticalScrollBar->triggerAction(QScrollBar::SliderSingleStepSub);
	lines++;
	}
	}

	void FileDiffWidget::onScrollValueChanged2(int value)
	{
	ui->verticalScrollBar->setValue(value);
	}

	void FileDiffWidget::onDiffWidgetResized()
	{
	updateControls();
	}

	void FileDiffWidget::on_toolButton_fullscreen_clicked()
	{
	BigDiffWindow win(mainwindow());
	win.setWindowState(Qt::WindowMaximized);
	win.init(mainwindow(), m->init_param_);
	win.exec();
	}

	void FileDiffWidget::setFocusAcceptable(bool f)
	{
	Qt::FocusPolicy focuspolicy = f ? Qt::StrongFocus : Qt::NoFocus;
	ui->widget_diff_left->setFocusPolicy(focuspolicy);
	ui->widget_diff_right->setFocusPolicy(focuspolicy);
	}

	void FileDiffWidget::onUpdateSliderBar()
	{
	int total = m->engine_left->document.lines.size();
	int value = ui->verticalScrollBar->value();
	int page = ui->verticalScrollBar->pageStep();
	ui->widget_diff_slider->setScrollPos(total, value, page);
	}

	void FileDiffWidget::refrectScrollBar()
	{
	ui->widget_diff_left->refrectScrollBar();
	ui->widget_diff_right->refrectScrollBar();
	onUpdateSliderBar();
	}

	QPixmap FileDiffWidget::makeDiffPixmap(DiffPane pane, int width, int height)
	{
	auto Do = [&](TextDiffLineList const &lines){
	return FileDiffSliderWidget::makeDiffPixmap(width, height, lines, global->theme);
	};
	if (pane == DiffPane::Left) return Do(m->left_lines);
	if (pane == DiffPane::Right) return Do(m->right_lines);
	return QPixmap();
	}

	void FileDiffWidget::onMoved(int cur_row, int cur_col, int scr_row, int scr_col)
	{
	(void)cur_col;
	(void)cur_row;
	ui->widget_diff_left->move(-1, -1, scr_row, scr_col, false);
	ui->widget_diff_right->move(-1, -1, scr_row, scr_col, false);
	refrectScrollBar();
	onUpdateSliderBar();
	}

	void FileDiffWidget::setTextCodec(QTextCodec *codec)
	{
	m->text_codec = codec;
	ui->widget_diff_left->setTextCodec(codec);
	ui->widget_diff_right->setTextCodec(codec);
	emit textcodecChanged();
	}

	void FileDiffWidget::setTextCodec(char const *name)
	{
	QTextCodec *codec = name ? QTextCodec::codecForName(name) : nullptr;
	setTextCodec(codec);
	}

	void FileDiffWidget::on_toolButton_menu_clicked()
	{
	QMenu menu;
	QAction *a_utf8 = menu.addAction("UTF-8");
	QAction *a_sjis = menu.addAction("SJIS (CP932)");
	QAction *a_eucjp = menu.addAction("EUC-JP");
	QAction *a_iso2022jp = menu.addAction("JIS (ISO-2022-JP)");
	QAction *a = menu.exec(QCursor::pos() + QPoint(8, -8));
	if (a) {
	if (a == a_utf8) {
	setTextCodec((char const *)nullptr);
	return;
	}
	if (a == a_sjis) {
	setTextCodec("Shift_JIS");
	return;
	}
	if (a == a_eucjp) {
	setTextCodec("EUC-JP");
	return;
	}
	if (a == a_iso2022jp) {
	setTextCodec("ISO-2022-JP");
	return;
	}
	}
	}
	diff --git a/src/FileDiffWidget.h b/src/FileDiffWidget.h
	index 491d646..843b403 100644
	--- a/src/FileDiffWidget.h
	+++ b/src/FileDiffWidget.h
	@@ -1,167 +1,167 @@
	#ifndef FILEDIFFWIDGET_H
	#define FILEDIFFWIDGET_H

	#include "texteditor/AbstractCharacterBasedApplication.h"
	#include <QDialog>
	#include "Git.h"
	#include "MainWindow.h"
	#include "FileViewWidget.h"
	#include "FileDiffSliderWidget.h"

	namespace Ui {
	class FileDiffWidget;
	}

	enum class ViewType {
	None,
	Left,
	Right
	};

	typedef Document::Line TextDiffLine;
	typedef QList<Document::Line> TextDiffLineList;

	struct ObjectContent {
	QString id;
	QString path;
	QByteArray bytes;
	TextDiffLineList lines;
	};
	typedef std::shared_ptr<ObjectContent> ObjectContentPtr;

	class QTableWidgetItem;

	class FileDiffWidget : public QWidget
	{
	Q_OBJECT
	friend class BigDiffWindow;
	public:
	struct DiffData {
	ObjectContentPtr left;
	ObjectContentPtr right;
	std::vector<std::string> original_lines;
	DiffData()
	{
	clear();
	}
	void clear()
	{
	left = ObjectContentPtr(new ObjectContent());
	right = ObjectContentPtr(new ObjectContent());
	original_lines.clear();
	}
	};

	struct DrawData {
	int v_scroll_pos = 0;
	int h_scroll_pos = 0;
	int char_width = 0;
	int line_height = 0;
	QColor bgcolor_text;
	QColor bgcolor_add;
	QColor bgcolor_del;
	QColor bgcolor_add_dark;
	QColor bgcolor_del_dark;
	QColor bgcolor_gray;
	QWidget *forcus = nullptr;
	DrawData();
	};

	enum ViewStyle {
	None,
	SingleFile,
	LeftOnly,
	RightOnly,
	SideBySideText,
	SideBySideImage,
	};

	private:
	Ui::FileDiffWidget *ui;

	struct Private;
	Private *m;

	struct InitParam_ {
	ViewStyle view_style = ViewStyle::None;
	QByteArray bytes_a;
	QByteArray bytes_b;
	Git::Diff diff;
	bool uncommited = false;
	QString workingdir;
	};

	ViewStyle viewstyle() const;

	GitPtr git();
	Git::Object cat_file(GitPtr g, const QString &id);

	int totalTextLines() const;

	void resetScrollBarValue();
	void updateSliderCursor();

	int fileviewHeight() const;

	void setDiffText(const Git::Diff &diff, const TextDiffLineList &left, const TextDiffLineList &right);


	void setLeftOnly(const QByteArray &ba, const Git::Diff &diff);
	void setRightOnly(const QByteArray &ba, const Git::Diff &diff);
	void setSideBySide(const QByteArray &ba, const Git::Diff &diff, bool uncommited, const QString &workingdir);
	void setSideBySide_(const QByteArray &ba_a, const QByteArray &ba_b, const QString &workingdir);

	bool isValidID_(const QString &id);

	FileViewType setupPreviewWidget();

	void makeSideBySideDiffData(const Git::Diff &diff, const std::vector<std::string> &original_lines, TextDiffLineList left_lines, TextDiffLineList right_lines);
	void onUpdateSliderBar();
	void refrectScrollBar();
	void setOriginalLines_(const QByteArray &ba);
	QString diffObjects(GitPtr g, const QString &a_id, const QString &b_id);
	MainWindow *mainwindow();
	protected:
	void resizeEvent(QResizeEvent *);
	void keyPressEvent(QKeyEvent *event);
	public:
	explicit FileDiffWidget(QWidget *parent = 0);
	~FileDiffWidget();

	void bind(MainWindow *mw);

	void clearDiffView();

	void setSingleFile(QByteArray const &ba, const QString &id, const QString &path);

	void updateControls();
	void scrollToBottom();

	void updateDiffView(const Git::Diff &info, bool uncommited);
	- void updateDiffView(QString id_left, QString id_right);
	+ void updateDiffView(QString id_left, QString id_right, const QString &path = QString());

	void setMaximizeButtonEnabled(bool f);
	void setFocusAcceptable(bool f);
	QPixmap makeDiffPixmap(DiffPane pane, int width, int height);
	void setViewType(FileViewType type);
	void setTextCodec(QTextCodec *codec);
	void setTextCodec(const char *name);
	private slots:
	void onVerticalScrollValueChanged(int);
	void onHorizontalScrollValueChanged(int);
	void onDiffWidgetWheelScroll(int lines);
	void onScrollValueChanged2(int value);
	void onDiffWidgetResized();
	void on_toolButton_fullscreen_clicked();

	void scrollTo(int value);
	void onMoved(int cur_row, int cur_col, int scr_row, int scr_col);
	void on_toolButton_menu_clicked();

	signals:
	void moveNextItem();
	void movePreviousItem();
	void textcodecChanged();
	};

	#endif // FILEDIFFWIDGET_H
	diff --git a/src/FileHistoryWindow.cpp b/src/FileHistoryWindow.cpp
	index b1f7ade..1a601e2 100644
	--- a/src/FileHistoryWindow.cpp
	+++ b/src/FileHistoryWindow.cpp
	@@ -1,252 +1,252 @@
	#include "FileHistoryWindow.h"
	#include "MainWindow.h"
	#include "ui_FileHistoryWindow.h"
	#include "common/misc.h"
	#include "GitDiff.h"
	#include "common/joinpath.h"
	#include "FileDiffWidget.h"
	#include "MyTableWidgetDelegate.h"

	#include <QMenu>
	#include <QPainter>
	#include <QStyledItemDelegate>
	#include <QThread>

	struct FileHistoryWindow::Private {
	GitPtr g;
	QString path;
	Git::CommitItemList commit_item_list;
	FileDiffWidget::DiffData diff_data;
	FileDiffWidget::DrawData draw_data;
	};

	FileDiffWidget::DiffData *FileHistoryWindow::diffdata()
	{
	return &m->diff_data;
	}

	const FileDiffWidget::DiffData *FileHistoryWindow::diffdata() const
	{
	return &m->diff_data;
	}

	FileDiffWidget::DrawData *FileHistoryWindow::drawdata()
	{
	return &m->draw_data;
	}

	const FileDiffWidget::DrawData *FileHistoryWindow::drawdata() const
	{
	return &m->draw_data;
	}

	int FileHistoryWindow::totalTextLines() const
	{
	return diffdata()->left->lines.size();
	}

	int FileHistoryWindow::fileviewScrollPos() const
	{
	return drawdata()->v_scroll_pos;
	}

	FileHistoryWindow::FileHistoryWindow(MainWindow *parent)
	: QDialog(parent)
	, ui(new Ui::FileHistoryWindow)
	, m(new Private)
	{
	ui->setupUi(this);
	ui->tableWidget_log->setItemDelegate(new MyTableWidgetDelegate(this));
	Qt::WindowFlags flags = windowFlags();
	flags &= ~Qt::WindowContextHelpButtonHint;
	flags \|= Qt::WindowMaximizeButtonHint;
	setWindowFlags(flags);

	ui->splitter->setSizes({100, 200});

	ui->widget_diff_view->bind(mainwindow());

	connect(ui->widget_diff_view, SIGNAL(moveNextItem()), this, SLOT(onMoveNextItem()));
	connect(ui->widget_diff_view, SIGNAL(movePreviousItem()), this, SLOT(onMovePreviousItem()));
	}

	FileHistoryWindow::~FileHistoryWindow()
	{
	delete m;
	delete ui;
	}

	MainWindow *FileHistoryWindow::mainwindow()
	{
	return qobject_cast<MainWindow *>(parent());
	}

	void FileHistoryWindow::prepare(GitPtr g, const QString &path)
	{
	Q_ASSERT(g);
	Q_ASSERT(g->isValidWorkingCopy());
	this->m->g = g;
	this->m->path = path;

	QString reponame = mainwindow()->currentRepositoryName();
	QString brname = mainwindow()->currentBranch().name;

	QString text = "%1 (%2)";
	text = text.arg(reponame).arg(brname);
	ui->label_repo->setText(text);
	ui->label_path->setText(path);

	{
	OverrideWaitCursor;
	m->commit_item_list = m->g->log_all(m->path, mainwindow()->limitLogCount());
	}

	collectFileHistory();

	updateDiffView();
	}

	void FileHistoryWindow::collectFileHistory()
	{
	QStringList cols = {
	tr("Commit"),
	tr("Date"),
	tr("Author"),
	tr("Description"),
	};
	int n = cols.size();
	ui->tableWidget_log->setColumnCount(n);
	ui->tableWidget_log->setRowCount(0);
	for (int i = 0; i < n; i++) {
	QString const &text = cols[i];
	QTableWidgetItem *item = new QTableWidgetItem(text);
	ui->tableWidget_log->setHorizontalHeaderItem(i, item);
	}

	int count = m->commit_item_list.size();
	ui->tableWidget_log->setRowCount(count);

	for (int row = 0; row < count; row++) {
	Git::CommitItem const &commit = m->commit_item_list[row];
	int col = 0;
	auto AddColumn = [&](QString const &text, QString const &tooltip){
	QTableWidgetItem *item = new QTableWidgetItem(text);
	item->setToolTip(tooltip);
	ui->tableWidget_log->setItem(row, col, item);
	col++;
	};

	QString commit_id = mainwindow()->abbrevCommitID(commit);
	QString datetime = misc::makeDateTimeString(commit.commit_date);
	AddColumn(commit_id, QString());
	AddColumn(datetime, QString());
	AddColumn(commit.author, QString());
	AddColumn(commit.message, commit.message);
	ui->tableWidget_log->setRowHeight(row, 24);
	}

	ui->tableWidget_log->resizeColumnsToContents();
	ui->tableWidget_log->horizontalHeader()->setStretchLastSection(false);
	ui->tableWidget_log->horizontalHeader()->setStretchLastSection(true);

	ui->tableWidget_log->setFocus();
	ui->tableWidget_log->setCurrentCell(0, 0);
	}

	class FindFileIdThread : public QThread {
	private:
	MainWindow *mainwindow;
	GitPtr g;
	QString commit_id;
	QString file;
	public:
	QString result;
	FindFileIdThread(MainWindow *mainwindow, GitPtr g, const QString &commit_id, const QString &file)
	{
	this->mainwindow = mainwindow;
	this->g = g;
	this->commit_id = commit_id;
	this->file = file;
	}

	protected:
	void run()
	{
	result = mainwindow->findFileID(g, commit_id, file);
	}
	};

	void FileHistoryWindow::updateDiffView()
	{
	Q_ASSERT(m->g);
	Q_ASSERT(m->g->isValidWorkingCopy());

	ui->widget_diff_view->clearDiffView();

	int row = ui->tableWidget_log->currentRow();
	if (row >= 0 && row + 1 < (int)m->commit_item_list.size()) {
	Git::CommitItem const &commit_left = m->commit_item_list[row + 1]; // older
	Git::CommitItem const &commit_right = m->commit_item_list[row]; // newer

	FindFileIdThread left_thread(mainwindow(), m->g->dup(), commit_left.commit_id, m->path);
	FindFileIdThread right_thread(mainwindow(), m->g->dup(), commit_right.commit_id, m->path);
	left_thread.start();
	right_thread.start();
	left_thread.wait();
	right_thread.wait();
	QString id_left = left_thread.result;
	QString id_right = right_thread.result;

	- ui->widget_diff_view->updateDiffView(id_left, id_right);
	+ ui->widget_diff_view->updateDiffView(id_left, id_right, m->path);
	} else if (row >= 0 && row < (int)m->commit_item_list.size()) {
	Git::CommitItem const &commit = m->commit_item_list[row]; // newer
	QString id = mainwindow()->findFileID(m->g, commit.commit_id, m->path);

	Git::Diff diff(id, m->path, QString());
	ui->widget_diff_view->updateDiffView(diff, false);
	}
	}

	void FileHistoryWindow::on_tableWidget_log_currentItemChanged(QTableWidgetItem * /current/, QTableWidgetItem * /previous/)
	{
	updateDiffView();
	}

	void FileHistoryWindow::onMoveNextItem()
	{
	int row = ui->tableWidget_log->currentRow();
	int count = ui->tableWidget_log->rowCount();
	if (row + 1 < count) {
	ui->tableWidget_log->setCurrentCell(row + 1, 0, QItemSelectionModel::ClearAndSelect);
	}
	}

	void FileHistoryWindow::onMovePreviousItem()
	{
	int row = ui->tableWidget_log->currentRow();
	if (row > 0) {
	ui->tableWidget_log->setCurrentCell(row - 1, 0, QItemSelectionModel::ClearAndSelect);
	}
	}


	void FileHistoryWindow::on_tableWidget_log_customContextMenuRequested(const QPoint &pos)
	{
	(void)pos;
	Git::CommitItem const *commit = nullptr;
	int row = ui->tableWidget_log->currentRow();
	if (row >= 0 && row < (int)m->commit_item_list.size()) {
	commit = &m->commit_item_list[row];
	}
	if (!commit) return;

	QMenu menu;
	QAction *a_property = mainwindow()->addMenuActionProperty(&menu);
	QAction *a = menu.exec(QCursor::pos() + QPoint(8, -8));
	if (a) {
	if (a == a_property) {
	mainwindow()->execCommitPropertyDialog(this, commit);
	return;
	}
	}
	}

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Expires: Tue, Jun 16, 12:22 AM (2 w, 1 d ago)
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Storage Format: Raw Data
Storage Handle: 71324
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