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CommitExploreWindow.cpp
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CommitExploreWindow.cpp
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#include "CommitExploreWindow.h"
#include "ui_CommitExploreWindow.h"
#include "GitObjectManager.h"
static QTreeWidgetItem *newQTreeWidgetItem()
{
QTreeWidgetItem *item = new QTreeWidgetItem();
item->setSizeHint(0, QSize(20, 20));
return item;
}
enum {
ItemTypeRole = Qt::UserRole,
ObjectIdRole,
};
struct CommitExploreWindow::Private {
GitObjectCache *objcache;
QString commit_id;
QString root_tree_id;
GitTreeItemList tree_item_list;
// FileDiffWidget::DiffData diff_data;
// FileDiffWidget::DrawData draw_data;
};
CommitExploreWindow::CommitExploreWindow(QWidget *parent, GitObjectCache *objcache, QString commit_id) :
QDialog(parent),
ui(new Ui::CommitExploreWindow)
{
ui->setupUi(this);
Qt::WindowFlags flags = windowFlags();
flags &= ~Qt::WindowContextHelpButtonHint;
flags |= Qt::WindowMaximizeButtonHint;
setWindowFlags(flags);
pv = new Private();
pv->objcache = objcache;
pv->commit_id = commit_id;
ui->splitter->setSizes({100, 100, 200});
GitCommit commit;
commit.parseCommit(objcache, commit_id);
pv->root_tree_id = commit.tree_id;
GitCommitTree tree(objcache);
tree.parseTree(pv->root_tree_id);
QTreeWidgetItem *rootitem = newQTreeWidgetItem();
rootitem->setText(0, commit_id);
rootitem->setData(0, ItemTypeRole, (int)GitTreeItem::TREE);
rootitem->setData(0, ObjectIdRole, pv->root_tree_id);
ui->treeWidget->addTopLevelItem(rootitem);
loadTree(pv->root_tree_id);
rootitem->setExpanded(true);
}
CommitExploreWindow::~CommitExploreWindow()
{
delete pv;
delete ui;
}
static void removeChildren(QTreeWidgetItem *item)
{
int i = item->childCount();
while (i > 0) {
i--;
delete item->takeChild(i);
}
}
void CommitExploreWindow::expandTreeItem_(QTreeWidgetItem *item)
{
if (item->childCount() == 1) {
if (item->child(0)->text(0).isEmpty()) {
delete item->takeChild(0);
}
}
if (item->childCount() == 0) {
QString tree_id = item->data(0, ObjectIdRole).toString();
loadTree(tree_id);
for (GitTreeItem const &ti : pv->tree_item_list) {
if (ti.type == GitTreeItem::TREE) {
QTreeWidgetItem *child = newQTreeWidgetItem();
child->setText(0, ti.name);
child->setData(0, ItemTypeRole, (int)ti.type);
child->setData(0, ObjectIdRole, ti.id);
QTreeWidgetItem *phitem = newQTreeWidgetItem();
child->addChild(phitem);
item->addChild(child);
}
}
}
}
void CommitExploreWindow::on_treeWidget_itemExpanded(QTreeWidgetItem *item)
{
expandTreeItem_(item);
}
void CommitExploreWindow::loadTree(QString const &tree_id)
{
GitCommitTree tree(pv->objcache);
tree.parseTree(tree_id);
pv->tree_item_list = *tree.treelist();
std::sort(pv->tree_item_list.begin(), pv->tree_item_list.end(), [](GitTreeItem const &left, GitTreeItem const &right){
int l = (left.type == GitTreeItem::TREE) ? 0 : 1;
int r = (right.type == GitTreeItem::TREE) ? 0 : 1;
if (l != r) return l < r;
return left.name.compare(right.name, Qt::CaseInsensitive) < 0;
});
}
void CommitExploreWindow::doTreeItemChanged_(QTreeWidgetItem *current)
{
ui->listWidget->clear();
QString tree_id = current->data(0, ObjectIdRole).toString();
loadTree(tree_id);
for (GitTreeItem const &ti : pv->tree_item_list) {
char const *icon = (ti.type == GitTreeItem::TREE) ? ":/image/folder.png" : ":/image/file.png";
QListWidgetItem *p = new QListWidgetItem();
p->setIcon(QIcon(icon));
p->setText(ti.name);
p->setData(ItemTypeRole, (int)ti.type);
p->setData(ObjectIdRole, ti.id);
ui->listWidget->addItem(p);
}
}
void CommitExploreWindow::on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem * /*previous*/)
{
doTreeItemChanged_(current);
}
void CommitExploreWindow::on_listWidget_itemDoubleClicked(QListWidgetItem *item)
{
GitTreeItem::Type type = (GitTreeItem::Type)item->data(ItemTypeRole).toInt();
if (type == GitTreeItem::TREE) {
QString tree_id = item->data(ObjectIdRole).toString();
QTreeWidgetItem *parent = ui->treeWidget->currentItem();
expandTreeItem_(parent);
parent->setExpanded(true);
int n = parent->childCount();
for (int i = 0; i < n; i++) {
QTreeWidgetItem *child = parent->child(i);
if (child->data(0, ItemTypeRole).toInt() == GitTreeItem::TREE) {
QString tid = child->data(0, ObjectIdRole).toString();
if (tid == tree_id) {
child->setExpanded(true);
ui->treeWidget->setCurrentItem(child);
break;
}
}
}
}
}

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CommitExploreWindow.cpp (4 KB)

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