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BlameWindow.cpp
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BlameWindow.cpp
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#include "BlameWindow.h"
#include "ui_BlameWindow.h"
#include "common/misc.h"
#include "CommitPropertyDialog.h"
#include "Git.h"
#include "MainWindow.h"
#include <QMenu>
#include <QToolTip>
enum {
CommidIdRole = Qt::UserRole,
};
namespace {
struct CommitInfo {
QString datetime;
QString author;
QString email;
QString message;
};
}
struct BlameWindow::Private {
QList<BlameItem> list;
std::map<QString, CommitInfo> commit_cache;
};
BlameWindow::BlameWindow(MainWindow *parent, QString const &filename, const QList<BlameItem> &list)
: QDialog(parent)
, ui(new Ui::BlameWindow)
, m(new Private)
{
ui->setupUi(this);
Qt::WindowFlags flags = windowFlags();
flags &= ~Qt::WindowContextHelpButtonHint;
setWindowFlags(flags);
{
QString s = "Blame : %1";
s = s.arg(filename);
setWindowTitle(s);
}
m->list = list;
int rows = 0;
for (BlameItem const &item : m->list) {
if (rows < item.line_number) {
rows = item.line_number;
}
}
int n = m->list.size();
if (rows < n) rows = n;
QStringList cols = {
"Commit",
"Time",
"Line",
"Text",
};
ui->tableWidget->setColumnCount(cols.size());
ui->tableWidget->setRowCount(rows);
for (int col = 0; col < cols.size(); col++) {
auto *item = new QTableWidgetItem(cols[col]);
ui->tableWidget->setHorizontalHeaderItem(col, item);
}
int row = 0;
for (BlameItem const &blame: m->list) {
QString id;
if (Git::isValidID(blame.commit_id)) {
id = blame.commit_id.mid(0, 8);
}
int col = 0;
auto NewItem = [](QString const &text){
return new QTableWidgetItem(text);
};
auto SetItem = [&](QTableWidgetItem *item){
ui->tableWidget->setItem(row, col, item);
col++;
};
QTableWidgetItem *item;
item = NewItem(id);
item->setData(CommidIdRole, blame.commit_id);
SetItem(item);
item = NewItem(misc::makeDateTimeString(blame.time));
SetItem(item);
item = NewItem(QString::number(blame.line_number));
item->setTextAlignment(Qt::AlignRight | Qt::AlignVCenter);
SetItem(item);
item = NewItem(blame.text);
SetItem(item);
ui->tableWidget->setRowHeight(row, 24);
row++;
}
ui->tableWidget->resizeColumnsToContents();
ui->tableWidget->horizontalHeader()->stretchLastSection();
ui->tableWidget->selectRow(0);
}
BlameWindow::~BlameWindow()
{
delete m;
delete ui;
}
MainWindow *BlameWindow::mainwindow()
{
return qobject_cast<MainWindow *>(parent());
}
QList<BlameItem> BlameWindow::parseBlame(char const *begin, char const *end)
{
QList<BlameItem> list;
std::vector<std::string> lines;
misc::splitLines(begin, end, &lines, false);
BlameItem item;
for (std::string const &line : lines) {
if (line[0] == '\t') {
item.text = QString::fromUtf8(line.c_str() + 1);
list.push_back(item);
item.commit_id = QString();
item.text = QString();
} else {
char const *p = line.c_str();
char const *q = strchr(p, ' ');
if (q) {
QString label = QString::fromLatin1(p, q - p);
if (item.commit_id.isEmpty()) {
item.commit_id = label;
int a, b, c;
if (sscanf(q + 1, "%d %d %d", &a, &b, &c) >= 2) {
item.line_number = b;
}
} else {
auto Value = [&](){
return QString::fromLatin1(q + 1);
};
if (label == "author") {
item.author = Value();
} else if (label == "author-time") {
qint64 t = Value().toLong();
item.time = QDateTime::fromMSecsSinceEpoch(t * 1000);
}
}
}
}
}
return list;
}
QString BlameWindow::getCommitId(QTableWidgetItem *item) const
{
return item ? item->data(CommidIdRole).toString() : QString();
}
QString BlameWindow::currentCommitId() const
{
QString id;
int row = ui->tableWidget->currentRow();
if (row >= 0 && row < m->list.size()) {
QTableWidgetItem *item = ui->tableWidget->item(row, 0);
id = getCommitId(item);
}
return id;
}
void BlameWindow::on_tableWidget_itemDoubleClicked(QTableWidgetItem *)
{
QString id = currentCommitId();
if (Git::isValidID(id)) {
CommitPropertyDialog dlg(this, mainwindow(), id);
dlg.showCheckoutButton(false);
dlg.showJumpButton(true);
if (dlg.exec() == QDialog::Accepted) {
close();
}
}
}
void BlameWindow::on_tableWidget_customContextMenuRequested(const QPoint &pos)
{
(void)pos;
int row = ui->tableWidget->currentRow();
if (row < 0 || row >= m->list.size()) return;
Git::CommitItem commit;
BlameItem blame = m->list[row];
GitPtr g = mainwindow()->git();
if (!g->queryCommit(blame.commit_id, &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;
}
}
}
void BlameWindow::on_tableWidget_currentItemChanged(QTableWidgetItem *current, QTableWidgetItem *previous)
{
(void)current;
(void)previous;
QString id = currentCommitId();
CommitInfo info;
if (Git::isValidID(id)) {
auto it = m->commit_cache.find(id);
if (it != m->commit_cache.end()) {
info = it->second;
} else {
GitPtr g = mainwindow()->git();
Git::CommitItem commit;
if (g->queryCommit(id, &commit)) {
info.datetime = misc::makeDateTimeString(commit.commit_date);
info.author = commit.author;
info.email = commit.email;
info.message = commit.message;
}
}
} else {
id = QString();
}
QString author = info.author;
if (!info.email.isEmpty()) {
author = author + " <" + info.email + '>';
}
ui->lineEdit_commit_id->setText(id);
ui->lineEdit_date->setText(info.datetime);
ui->lineEdit_author->setText(author);
ui->lineEdit_message->setText(info.message);
}

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BlameWindow.cpp (5 KB)

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