Magento Custom Dashboard Tab - All.php

<?php

//Path : app\code\local\KS\Dashboard\Block\Adminhtml\Dashboard\Tab\Members\All.php

class KS_Dashboard_Block_Adminhtml_Dashboard_Tab_Members_All extends Mage_Adminhtml_Block_Dashboard_Grid
{

    public function __construct()
    {
        parent::__construct();
        $this->setId('membersAllGrid');
    }

    protected function _prepareCollection()
    {
        $collection = Mage::getResourceModel('reports/customer_collection')
            ->addCustomerName();

        /* $storeFilter = 0;
        if ($this->getParam('store')) {
            $collection->addAttributeToFilter('store_id', $this->getParam('store'));
            $storeFilter = 1;
        } else if ($this->getParam('website')){
            $storeIds = Mage::app()->getWebsite($this->getParam('website'))->getStoreIds();
            $collection->addAttributeToFilter('store_id', array('in' => $storeIds));
        } else if ($this->getParam('group')){
            $storeIds = Mage::app()->getGroup($this->getParam('group'))->getStoreIds();
            $collection->addAttributeToFilter('store_id', array('in' => $storeIds));
        }

        $collection->addSumAvgTotals($storeFilter)
            ->orderByTotalAmount(); */

        $this->setCollection($collection);
        return parent::_prepareCollection();
    }

    protected function _prepareColumns()
    {
        $this->addColumn('name', array(
            'header'    => $this->__('Customer Name'),
            'sortable'  => false,
            'index'     => 'name'
        ));

        $this->addColumn('orders_count', array(
            'header'    => $this->__('Number of Orders'),
            'sortable'  => false,
            'index'     => 'orders_count',
            'type'      => 'number'
        ));

        $this->setFilterVisibility(false);
        $this->setPagerVisibility(false);

        return parent::_prepareColumns();
    }

    public function getRowUrl($row)
    {
        //return $this->getUrl('*/customer/edit', array('id'=>$row->getCustomerId()));
    }
}