Add files via upload

2018-04-25 20:43:41 +02:00
parent 8fc04fbbb6
commit 428cc9099e
80 changed files with 11718 additions and 0 deletions
--- a/L7/LLightResultSet.h
+++ b/L7/LLightResultSet.h
@@ -0,0 +1,93 @@
+/* 
+ * File:   LLightResultSet.h
+ * Author: SET - nmset@netcourrier.com
+ * License : LGPL version 2.1
+ * Copyright SET, M. D. - © 2014
+ *
+ * Created on 28 mai 2014, 14:40
+ */
+
+#ifndef LLIGHTRESULTSET_H
+#define	LLIGHTRESULTSET_H
+
+/* Added to be able to use derived classes independantly
+ * If xConnection and xResultSet classes are included in some project,
+ * the compiler would complain ofan undeclared wxWeakRef.
+ */
+#include <wx/wx.h>
+#include <wx/weakref.h>
+#include "LConnection.h"
+
+/**
+ * An abstract class to scroll through data obtained after running an SQL query.
+ 
+ * Does not interact with GUI controls.
+ * 
+ * Does not output any messages.
+ * 
+ * Does not modify data.
+ */
+class LLightResultSet : public wxTrackable {
+public:
+    LLightResultSet();
+    LLightResultSet(LConnection * newConnection);
+    virtual ~LLightResultSet();
+
+    virtual bool SetSQL(const wxString& newSql) = 0;
+
+    /**
+     * Updates the SQL statement without running it.
+     * @param newSql
+     */
+    void UpdateSQL(const wxString& newSql) {
+        m_curSql = newSql;
+    }
+
+    const wxString& GetSQL() const {
+        return m_curSql;
+    }
+
+    void SetConnection(LConnection * newConnection) {
+        m_conn = newConnection;
+    }
+
+    const LConnection * GetConnection() const {
+        return m_conn;
+    }
+    virtual bool HasData() const = 0;
+    virtual bool Absolute(const unsigned int newRowIndex) = 0;
+    virtual bool IsFirst() const = 0;
+    virtual bool IsLast() const = 0;
+    virtual bool First() = 0;
+    virtual bool Next() = 0;
+    virtual bool Previous() = 0;
+    virtual bool Last() = 0;
+
+    /**
+     * Returns the cursor position from 0 to (GetRowCount() - 1).
+     * 
+     * Returns -1 if there's no data.
+     */
+    const int GetRow() const {
+        return m_cursor;
+    }
+    virtual const unsigned int GetRowCount() const = 0;
+    virtual const unsigned int GetColumnCount() const = 0;
+    virtual const wxString GetColumnName(const unsigned int colIndex) const = 0;
+    virtual const int GetColumnIndex(const wxString& colName) const = 0;
+    virtual const wxAny GetData(const wxString& colName) const = 0;
+    virtual const wxAny GetData(const unsigned int rowIdx, const unsigned int colIdx) const = 0;
+
+protected:
+    bool m_initialised;
+    wxString m_curSql;
+    void * m_rs;
+    wxWeakRef<LConnection> m_conn;
+    int m_cursor;
+    virtual bool RunSQL() = 0;
+private:
+
+};
+
+#endif	/* LLIGHTRESULTSET_H */
+