Reorganization of pgLab project

pglab/catalog/widgets/CatalogFunctionsPage.cpp

@@ -0,0 +1,100 @@
+#include "CatalogFunctionsPage.h"
+#include "ResultTableModelUtil.h"
+#include "CustomFilterSortModel.h"
+#include "CustomDataRole.h"
+#include "util/PgLabItemDelegate.h"
+#include "catalog/models/ProcTableModel.h"
+#include "SqlCodePreview.h"
+#include <QApplication>
+#include "util/PgLabTableView.h"
+#include <QHeaderView>
+#include <QVBoxLayout>
+#include <QTabWidget>
+
+CatalogFunctionsPage::CatalogFunctionsPage(QWidget *parent)
+	: QSplitter(Qt::Horizontal, parent)
+{
+	// create widgets
+	m_functionTable = new PgLabTableView(this);
+	m_detailTabs = new QTabWidget(this);
+	m_definitionView = new SqlCodePreview(this);
+
+	// build widget tree
+	// add top level widgets to splitter
+	addWidget(m_functionTable);
+	addWidget(m_detailTabs);
+
+	// add widgets to detail tabs
+	m_detailTabs->addTab(m_definitionView, "SQL");
+
+//	auto mainLayout = new QVBoxLayout;
+//	mainLayout->addWidget(m_functionTable);
+//	setLayout(mainLayout);
+
+	// Do further initialization of widgets and models
+	m_model = new ProcTableModel(this);
+	m_sortFilterProxy = new CustomFilterSortModel(this);
+	m_sortFilterProxy->setSourceModel(m_model);
+	m_functionTable->setModel(m_sortFilterProxy);
+    m_functionTable->horizontalHeader()->setSortIndicator(0, Qt::AscendingOrder);
+	m_functionTable->setSortingEnabled(true);
+	m_functionTable->setSelectionBehavior(QAbstractItemView::SelectRows);
+	m_functionTable->setSelectionMode(QAbstractItemView::SingleSelection);
+
+	connect(m_functionTable->selectionModel(), &QItemSelectionModel::currentRowChanged, this,
+			&CatalogFunctionsPage::functionTable_currentRowChanged);
+	connect(m_model, &ProcTableModel::modelReset, m_definitionView, &SqlCodePreview::clear);
+
+	retranslateUi();
+}
+
+void CatalogFunctionsPage::retranslateUi()
+{
+	auto set_tabtext = [this] (QWidget *widget, QString translation) {
+		m_detailTabs->setTabText(m_detailTabs->indexOf(widget), translation);
+	};
+
+	set_tabtext(m_definitionView, QApplication::translate("FunctionsPage", "SQL", nullptr));
+}
+
+void CatalogFunctionsPage::setCatalog(std::shared_ptr<const PgDatabaseCatalog> cat)
+{
+	m_catalog = cat;
+	m_model->setCatalog(cat);
+	m_functionTable->resizeColumnsToContents();
+}
+
+void CatalogFunctionsPage::setNamespaceFilter(NamespaceFilter filter)
+{
+	m_model->setNamespaceFilter(filter);
+}
+
+void CatalogFunctionsPage::functionTable_currentRowChanged(const QModelIndex &current, const QModelIndex &previous)
+{
+	if (current.row() != previous.row()) {
+		if (current.isValid()) {
+			auto source_index = m_sortFilterProxy->mapToSource(current);
+			auto proc = m_model->proc(source_index.row());
+
+			selectedProcChanged(proc);
+		}
+		else
+			selectedProcChanged({});
+	}
+}
+
+void CatalogFunctionsPage::selectedProcChanged(const std::optional<PgProc> &proc)
+{
+	updateSqlTab(proc);
+}
+
+void CatalogFunctionsPage::updateSqlTab(const std::optional<PgProc> &proc)
+{
+	if (!proc.has_value()) {
+		m_definitionView->clear();
+		return;
+	}
+	QString create_sql = proc->createSql();
+
+	m_definitionView->setPlainText(create_sql);
+}