Added Merge base class.

glabels/CMakeLists.txt

@@ -30,6 +30,7 @@ set (glabels_sources
   LabelModelShapeObject.cpp
   LabelRegion.cpp
   MainWindow.cpp
+  Merge.cpp
   MergeField.cpp
   MergePropertyEditor.cpp
   MergeRecord.cpp
@@ -67,6 +68,7 @@ set (glabels_qobject_headers
   LabelModelBoxObject.h
   LabelModelShapeObject.h
   MainWindow.h
+  Merge.h
   MergePropertyEditor.h
   NewLabelDialog.h
   ObjectEditor.h

glabels/Merge.cpp

@@ -0,0 +1,127 @@
+/*  Merge.cpp
+ *
+ *  Copyright (C) 2015  Jim Evins <evins@snaught.com>
+ *
+ *  This file is part of gLabels-qt.
+ *
+ *  gLabels-qt is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  gLabels-qt is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with gLabels-qt.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Merge.h"
+
+
+namespace glabels
+{
+
+	///
+	/// Constructor
+	///
+	Merge::Merge( QString id, QString name, SourceType type )
+		: mId(id), mName(name), mType(type)
+	{
+	}
+
+
+	///
+	/// Set source
+	///
+	void Merge::setSource( const QString& source )
+	{
+		mSource = source;
+
+		// Clear out any old records
+		foreach ( MergeRecord* record, mRecordList )
+		{
+			delete record;
+		}
+		mRecordList.clear();
+
+		open();
+		for ( MergeRecord* record = readNextRecord(); record != 0; record = readNextRecord() )
+		{
+			mRecordList.append( record );
+		}
+		close();
+		
+		emit sourceChanged();
+	}
+
+
+	///
+	/// Select matching record
+	///
+	void Merge::select( MergeRecord* record )
+	{
+		record->setSelected( true );
+		emit selectionChanged();
+	}
+	
+
+	///
+	/// Unselect matching record
+	///
+	void Merge::unselect( MergeRecord* record )
+	{
+		record->setSelected( false );
+		emit selectionChanged();
+	}
+
+	
+	///
+	/// Select all records
+	///
+	void Merge::selectAll()
+	{
+		foreach ( MergeRecord* record, mRecordList )
+		{
+			record->setSelected( true );
+		}
+		emit selectionChanged();
+	}
+
+	
+	///
+	/// Unselect all records
+	///
+	void Merge::unselectAll()
+	{
+		foreach ( MergeRecord* record, mRecordList )
+		{
+			record->setSelected( false );
+		}
+		emit selectionChanged();
+	}
+
+	
+	///
+	/// Return list of selected records
+	///
+	const QList<MergeRecord*> Merge::selectedRecords() const
+	{
+		QList<MergeRecord*> list;
+
+		foreach ( MergeRecord* record, mRecordList )
+		{
+			if ( record->isSelected() )
+			{
+				list.append( record );
+			}
+		}
+
+		return list;
+	}
+
+}
+
+

glabels/Merge.h

@@ -0,0 +1,147 @@
+/*  Merge.h
+ *
+ *  Copyright (C) 2015  Jim Evins <evins@snaught.com>
+ *
+ *  This file is part of gLabels-qt.
+ *
+ *  gLabels-qt is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  gLabels-qt is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with gLabels-qt.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef glabels_Merge_h
+#define glabels_Merge_h
+
+#include <QObject>
+#include <QString>
+#include <QList>
+
+#include "MergeRecord.h"
+
+
+namespace glabels
+{
+
+	///
+	/// Merge Record Structure
+	///
+	struct Merge : QObject
+	{
+		Q_OBJECT
+
+
+		/////////////////////////////////
+		// Source Type
+		/////////////////////////////////
+		enum SourceType { NONE, FIXED, FILE };
+		
+		
+		/////////////////////////////////
+		// Life Cycle
+		/////////////////////////////////
+	protected:
+		Merge( QString id, QString name, SourceType type );
+
+
+		/////////////////////////////////
+		// Properties
+		/////////////////////////////////
+	public:
+		inline QString id() const;
+		inline QString name() const;
+		inline SourceType type() const;
+		inline QString source() const;
+		void setSource( const QString& source );
+
+		inline const QList<MergeRecord*>& recordList( void ) const;
+
+
+		/////////////////////////////////
+		// Selection methods
+		/////////////////////////////////
+	public:
+		void select( MergeRecord* record );
+		void unselect( MergeRecord* record );
+		void selectAll();
+		void unselectAll();
+		const QList<MergeRecord*> selectedRecords() const;
+
+
+		/////////////////////////////////
+		// Virtual methods
+		/////////////////////////////////
+	public:
+		virtual QList<QString> keyList() const = 0;
+		virtual QString primaryKey() const = 0;
+	protected:
+		virtual void open() = 0;
+		virtual void close() = 0;
+		virtual MergeRecord* readNextRecord() = 0;
+		
+
+		/////////////////////////////////
+		// Signals
+		/////////////////////////////////
+	signals:
+		void sourceChanged();
+		void selectionChanged();
+		
+
+		/////////////////////////////////
+		// Private data
+		/////////////////////////////////
+	private:
+		QString             mId;
+		QString             mName;
+		SourceType          mType;
+
+		QString             mSource;
+		bool                mSelected;
+		QList<MergeRecord*> mRecordList;
+	};
+
+
+	/////////////////////////////////
+	// INLINE METHODS
+	/////////////////////////////////
+	QString Merge::id() const
+	{
+		return mId;
+	}
+
+
+	QString Merge::name() const
+	{
+		return mId;
+	}
+
+
+	Merge::SourceType Merge::type() const
+	{
+		return mType;
+	}
+
+
+	QString Merge::source() const
+	{
+		return mSource;
+	}
+
+
+	const QList<MergeRecord*>& Merge::recordList( void ) const
+	{
+		return mRecordList;
+	}
+
+}
+
+#endif // glabels_Merge_h

glabels/MergeRecord.h

@@ -46,10 +46,11 @@ namespace glabels
 		// Properties
 		/////////////////////////////////
 	public:
-		inline bool selected( void ) const;
+		inline bool isSelected() const;
 		inline void setSelected( bool value );
+		inline bool empty() const;
 
-		inline const QList<MergeField>& fieldList( void ) const;
+		inline const QList<MergeField>& fieldList() const;
 		inline void setFieldList( QList<MergeField>& value );
 
 
@@ -65,7 +66,7 @@ namespace glabels
 	/////////////////////////////////
 	// INLINE METHODS
 	/////////////////////////////////
-	bool MergeRecord::selected( void ) const
+	bool MergeRecord::isSelected() const
 	{
 		return mSelected;
 	}
@@ -77,7 +78,13 @@ namespace glabels
 	}
 
 
-	const QList<MergeField>& MergeRecord::fieldList( void ) const
+	bool MergeRecord::empty() const
+	{
+		return mFieldList.size() == 0;
+	}
+
+
+	const QList<MergeField>& MergeRecord::fieldList() const
 	{
 		return mFieldList;
 	}