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//////////////////////////////////////////////////////////////////////////
//
// pgAdmin III - PostgreSQL Tools
//
// Copyright (C) 2002 - 2014, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
// ddRelationshipItem.cpp - Items (fk columns) inside a relationship figure hashmap
//
//////////////////////////////////////////////////////////////////////////
#include "pgAdmin3.h"
// wxWindows headers
#include <wx/wx.h>
#include <wx/dcbuffer.h>
// App headers
#include "dd/dditems/figures/ddRelationshipItem.h"
#include "dd/dditems/figures/ddRelationshipFigure.h"
#include "hotdraw/main/hdDrawingView.h"
#include "dd/dditems/utilities/ddDataType.h"
ddRelationshipItem::ddRelationshipItem()
{
ownerRel = NULL;
original = NULL;
destinationTable = NULL;
}
ddRelationshipItem::ddRelationshipItem(ddRelationshipFigure *owner, ddColumnFigure *originalColumn, ddTableFigure *destination, ddColumnOptionType type, ddColumnType colType, ddColumnFigure *existingColumn)
{
ownerRel = owner;
original = originalColumn;
originalStartColName = original->getColumnName(false);
destinationTable = destination;
if(existingColumn == NULL) //Fk destination column will be automatically generated
{
generatedName = autoGenerateNameForFk();
fkColumn = new ddColumnFigure( generatedName, destinationTable, this);
fkColumn->setColumnOption(type);
fkColumn->toggleColumnKind(colType);
fkColumn->activateGenFkName(); //By default fk name is generate by using ( alias | tableName) . ColumnName combination
fkIsAutoGenerated = true;
}
else //using existing column as fk destination (Validation Required at user choices compatibility of types, precision and scale)
{
generatedName = wxEmptyString;
fkColumn = existingColumn;
fkColumn->setAsUserCreatedFk(this);
fkColumn->deactivateGenFkName();
fkIsAutoGenerated = false;
}
fkColumn->setRightIconForColumn();
}
ddRelationshipItem::~ddRelationshipItem()
{
}
void ddRelationshipItem::initRelationshipItemValues(ddRelationshipFigure *owner, ddTableFigure *destination, bool fromExistingColumn, ddColumnFigure *fkCol, ddColumnFigure *sourceCol, wxString initialColName)
{
ownerRel = owner;
destinationTable = destination;
fkIsAutoGenerated = fromExistingColumn;
original = sourceCol;
fkColumn = fkCol;
originalStartColName = initialColName;
if(fkIsAutoGenerated)
fkColumn->setFkSource(this);
else
fkColumn->setAsUserCreatedFk(this);
fkColumn->setRightIconForColumn();
}
bool ddRelationshipItem::isAutomaticallyGenerated()
{
return fkIsAutoGenerated;
}
wxString ddRelationshipItem::autoGenerateNameForFk()
{
wxString newName;
newName = original->getOwnerTable()->getTableName();
newName.append(wxT("_"));
newName.append(originalStartColName);
return newName;
}
void ddRelationshipItem::syncAutoFkName()
{
originalStartColName = original->getColumnName(false); //Because original name was probably changed, now I should update it.
if(fkColumn->isGeneratedForeignKey() && fkColumn->isFkNameGenerated() )
{
fkColumn->setColumnName(autoGenerateNameForFk());
//Update all connections, but need to be notified to all views only doing it right now for first view
ownerRel->updateConnection(0);
}
}
bool ddRelationshipItem::relationIsIdentifying()
{
return ownerRel->getIdentifying();
}
bool ddRelationshipItem::relationIsMandatory()
{
return ownerRel->getMandatory();
}
wxString ddRelationshipItem::sourceTableName()
{
return original->getOwnerTable()->getTableName();
}
wxString ddRelationshipItem::destTableName()
{
return destinationTable->getTableName();
}
bool ddRelationshipItem::isForeignKeyFromPk()
{
if(ownerRel)
{
return ownerRel->isForeignKeyFromPk();
}
return false;
}
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