Project reorganization

pglab/widgets/SqlCodePreview.cpp

@@ -0,0 +1,28 @@
+#include "SqlCodePreview.h"
+#include "UserConfiguration.h"
+#include "util/SqlSyntaxHighlighter.h"
+
+SqlCodePreview::SqlCodePreview(QWidget *parent)
+	: QPlainTextEdit(parent)
+{
+	auto&& config = UserConfiguration::instance();
+	setFont(config->codeFont());
+	setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
+	setWordWrapMode(QTextOption::NoWrap);
+	m_highlighter = new SqlSyntaxHighlighter(document());
+}
+
+
+void SqlCodePreview::setCatalog(std::shared_ptr<const PgDatabaseCatalog> catalog)
+{
+	connect(catalog.get(), &PgDatabaseCatalog::refreshed, this, &SqlCodePreview::catalogRefresh);
+	catalogRefresh(catalog.get(), PgDatabaseCatalog::All);
+}
+
+
+void SqlCodePreview::catalogRefresh(const PgDatabaseCatalog *catalog, PgDatabaseCatalog::RefreshFlags flags)
+{
+	if (flags & PgDatabaseCatalog::Types) {
+		m_highlighter->setTypes(*catalog->types());
+	}
+}

pglab/widgets/SqlCodePreview.h

@@ -0,0 +1,30 @@
+#ifndef SQLCODEPREVIEW_H
+#define SQLCODEPREVIEW_H
+
+#include "catalog/PgDatabaseCatalog.h"
+#include <QPlainTextEdit>
+#include <memory>
+
+class SqlSyntaxHighlighter;
+class PgDatabaseCatalog;
+
+class SqlCodePreview : public QPlainTextEdit {
+	Q_OBJECT
+public:
+	SqlCodePreview(QWidget *parent = nullptr);
+
+	/** Sets the database catalog that the syntax highlighter is to use.
+	 */
+	void setCatalog(std::shared_ptr<const PgDatabaseCatalog> catalog);
+
+
+	SqlSyntaxHighlighter *highlighter() { return m_highlighter; }
+private:
+	SqlSyntaxHighlighter *m_highlighter = nullptr;
+	std::shared_ptr<const PgDatabaseCatalog> m_catalog;
+
+private slots:
+	void catalogRefresh(const PgDatabaseCatalog *catalog, PgDatabaseCatalog::RefreshFlags flags);
+};
+
+#endif // SQLCODEPREVIEW_H