1 files changed, 122 insertions, 0 deletions
diff --git a/store/works/life/cpp-practicum/main.cpp b/store/works/life/cpp-practicum/main.cpp
new file mode 100644
index 0000000..399c82c
--- /dev/null
+++ b/store/works/life/cpp-practicum/main.cpp
@@ -0,0 +1,122 @@
+#include "Record.hpp"
+
+#include <QApplication>
+#include <QDir>
+#include <QFile>
+#include <QHBoxLayout>
+#include <QHeaderView>
+#include <QMainWindow>
+#include <QPushButton>
+#include <QTableView>
+#include <QVBoxLayout>
+#include <QWidget>
+#include <memory>
+
+int main(int argc, char *argv[]) {
+  QApplication application(argc, argv);
+
+  Record record;
+
+  QDir app_dir(application.applicationDirPath());
+  QFile data_file = app_dir.filePath("data.txt");
+  std::unique_ptr<QTextStream> stream;
+  if (data_file.exists()) {
+    data_file.open(QFile::ReadWrite);
+    stream.reset(new QTextStream(&data_file));
+    stream->setCodec("UTF-8");
+    try {
+      record.ReadFrom(*stream);
+    } catch (...) {
+    }
+  } else {
+    data_file.open(QFile::ReadWrite);
+    stream.reset(new QTextStream(&data_file));
+    stream->setCodec("UTF-8");
+  }
+
+  QWidget window;
+  QVBoxLayout window_layout;
+  window.setLayout(&window_layout);
+
+  QHBoxLayout center_area;
+  window_layout.addLayout(&center_area);
+
+  QVBoxLayout book_area;
+  QVBoxLayout vendor_area;
+  center_area.addLayout(&book_area);
+  center_area.addLayout(&vendor_area);
+
+  QHBoxLayout book_top_area;
+  QHBoxLayout vendor_top_area;
+  book_area.addLayout(&book_top_area);
+  vendor_area.addLayout(&vendor_top_area);
+
+  QPushButton book_add_button(QStringLiteral("添加"));
+  QPushButton book_remove_button(QStringLiteral("删除"));
+
+  book_top_area.addStretch(1);
+  book_top_area.addWidget(&book_add_button);
+  book_top_area.addWidget(&book_remove_button);
+
+  QPushButton vendor_add_button(QStringLiteral("添加"));
+  QPushButton vendor_remove_button(QStringLiteral("删除"));
+
+  vendor_top_area.addStretch(1);
+  vendor_top_area.addWidget(&vendor_add_button);
+  vendor_top_area.addWidget(&vendor_remove_button);
+
+  QTableView book_view;
+  book_view.verticalHeader()->hide();
+  book_view.setSelectionBehavior(QAbstractItemView::SelectRows);
+  book_view.setEditTriggers(QAbstractItemView::DoubleClicked);
+  book_view.setSelectionMode(QAbstractItemView::SingleSelection);
+  book_view.setSortingEnabled(true);
+
+  QTableView vendor_view;
+  vendor_view.verticalHeader()->hide();
+  vendor_view.setSelectionBehavior(QAbstractItemView::SelectRows);
+  vendor_view.setEditTriggers(QAbstractItemView::DoubleClicked);
+  vendor_view.setSelectionMode(QAbstractItemView::SingleSelection);
+
+  book_area.addWidget(&book_view, 1);
+  vendor_area.addWidget(&vendor_view, 1);
+
+  BookModel book_model(&record);
+  VendorModel vendor_model(&record);
+
+  book_view.setModel(&book_model);
+  vendor_view.setModel(&vendor_model);
+
+  QObject::connect(&book_add_button, &QPushButton::clicked, [&book_model]() {
+    book_model.insertRow(book_model.rowCount());
+  });
+
+  QObject::connect(
+      &book_remove_button, &QPushButton::clicked, [&book_view, &book_model]() {
+        auto selected_rows = book_view.selectionModel()->selectedRows();
+        for (const auto &row : selected_rows) {
+          book_model.removeRow(row.row());
+        }
+      });
+
+  QObject::connect(
+      &vendor_add_button, &QPushButton::clicked,
+      [&vendor_model]() { vendor_model.insertRow(vendor_model.rowCount()); });
+
+  QObject::connect(&vendor_remove_button, &QPushButton::clicked,
+                   [&vendor_view, &vendor_model]() {
+                     auto selected_rows =
+                         vendor_view.selectionModel()->selectedRows();
+                     for (const auto &row : selected_rows) {
+                       vendor_model.removeRow(row.row());
+                     }
+                   });
+
+  window.show();
+
+  int result = application.exec();
+
+  record.WriteTo(*stream);
+
+  return result;
+}