In your custom module if you want to add images ,and also want to show it in grid.
Then follow these easy steps .
1. Make this directory structure in your custom module like :
your_namespace/your_module_name/Block/Adminhtml/Template/Grid/Renderer
2. Make file “Image.php” inside this directory and put code like this
class Namespace_Modulename_Block_Adminhtml_Template_Grid_Renderer_Image extends Mage_Adminhtml_Block_Widget_Grid_Column_Renderer_Action { public function render(Varien_Object $row) { return $this->_getValue($row); } public function _getValue(Varien_Object $row) { if ($getter = $this->getColumn()->getGetter()) { $val = $row->$getter(); } $val = $row->getData($this->getColumn()->getIndex()); $val = str_replace("no_selection", "", $val); $url = Mage::getBaseUrl('media') . DS . $val; $out ='<center><a href="'.$_url.'" target="_blank" id="imageurl">'; $out .= "<img src=". $url ." width='60px' "; $out .=" />"; $out .= '</a></center>'; return $out; } }
3. After That In your module “grid.php” add these line of code inside _preparecolumns () function
$this->addColumn('image', array( 'header' => Mage::helper('your_module_name')->__('Image'), 'align' =>'center', 'width' => '50px', 'index' => 'image', 'renderer' => 'your_module_name/adminhtml_template_grid_renderer_image', ));
4. Save and have fun.
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