Selector.cpp

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#include "stdafx.h"
#include "Selector.h"


using namespace kome::core;


#include <crtdbg.h>
#ifdef _DEBUG
    #define new new( _NORMAL_BLOCK, __FILE__, __LINE__ )
    #define malloc( s ) _malloc_dbg( s, _NORMAL_BLOCK, __FILE__, __LINE__ )
#endif    // _DEBUG



// constructor
Selector::Selector() {
    m_sel = -1;
}

// destructor
Selector::~Selector() {
}

// clear items
void Selector::clearItems() {
    m_items.clear();
    m_selected.clear();
    m_sel = -1;
}

// add item
void Selector::addItem( const char* name ) {
    addItem( name, name );
}

// add item
void Selector::addItem( const char* name, const char* value ) {
    m_items.push_back( std::make_pair( NVL( name, "" ), NVL( value, "" ) ) );
    m_selected.push_back( false );
}

// get the number of items
unsigned int Selector::getNumberOfItems() {
    return m_items.size();
}

// get item name
const char* Selector::getItemName( const unsigned int index ) {
    if( index >= m_items.size() ) {
        return NULL;
    }
    return m_items[ index ].first.c_str();
}

// get item value
const char* Selector::getItemValue( const unsigned index ) {
    if( index >= m_items.size() ) {
        return NULL;
    }
    return m_items[ index ].second.c_str();
}

// get selected flag value
bool Selector::isSelected( const unsigned int index ) {
    if( index >= m_selected.size() ) {
        return false;
    }
    return m_selected[ index ];
}

// get selected item
int Selector::getSelection() {
    if( m_sel < 0 ) {
        for( unsigned int i = 0; i < m_selected.size() && m_sel < 0; i++ ) {
            if( m_selected[ i ] ) {
                m_sel = i;
            }
        }
    }

    return m_sel;
}

// select item
bool Selector::select() {
    // initialize
    m_sel = -1;

    // create array
    const char** items = NULL;
    const char** values = NULL;
    bool* selected = NULL;
    unsigned int num = m_items.size();
    if( num > 0 ) {
        items = new const char*[ num ];
        values = new const char*[ num ];
        selected = new bool[ num ];

        for( unsigned int i = 0; i < num; i++ ) {
            items[ i ] = m_items[ i ].first.c_str();
            values[ i ] = m_items[ i ].second.c_str();
            selected[ i ] = m_selected[ i ];
        }
    }

    // select
    bool ret = onSelect( num, items, values, selected );
    for( unsigned int i = 0; i < num; i++ ) {
        m_selected[ i ] = selected[ i ];
    }

    // delete
    if( items != NULL ) {
        delete[] items;
    }
    if( values != NULL ) {
        delete[]  values;
    }
    if( selected != NULL ) {
        delete[] selected;
    }

    return ret;
}