Inventory_Presser_Slider::form( array $instance )

	public function form( $instance ) {

		$title = isset($instance[ 'title' ]) ? $instance[ 'title' ] : '';
		$showcount = isset($instance[ 'showcount' ]) ? $instance[ 'showcount' ] : 3;

		$featured_select_slugs = array_keys( $this->featured_select_options() );
		$featured_select = isset($instance['featured_select']) ? $instance[ 'featured_select' ] : $featured_select_slugs[0];

		$text_displays_slugs = array_keys($this->text_displays);
		$showtext = isset($instance['showtext']) ? $instance[ 'showtext' ] : $text_displays_slugs[0]; //"none"

		// Widget admin form
		?>
		<p>
		<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'inventory-presser' ); ?></label>
		<input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" />
		</p>
		<p>
		<label for="<?php echo $this->get_field_id( 'showcount' ); ?>"><?php _e( 'Vehicles to show at one time:', 'inventory-presser' ); ?></label>
		<select class="widefat" id="<?php echo $this->get_field_id('showcount'); ?>" name="<?php echo $this->get_field_name('showcount'); ?>">
		<?php
			for ( $i=1; $i < 8; $i++ ) {
				printf(
					'<option value="%1$d"%2$s>%1$d</option>',
					$i,
					selected( $i == $showcount, true, false )
				);
			}
		?>
		</select>
		</p>

		<p>
		<label for="<?php echo $this->get_field_id( 'featured_select' ); ?>"><?php _e( 'Vehicle Selection:', 'inventory-presser' ); ?></label>
		<select class="widefat" id="<?php echo $this->get_field_id('featured_select'); ?>" name="<?php echo $this->get_field_name('featured_select'); ?>">
		<?php
			foreach ( $this->featured_select_options() as $slug => $label ) {
				printf(
					'<option value="%s"%s>%s</option>',
					$slug,
					selected( true, $slug == $featured_select, false ),
					$label
				);
			}
		?>
		</select>
		</p>

		<p>
		<label for="<?php echo $this->get_field_id( 'showtext' ); ?>"><?php _e( 'Text Overlay:', 'inventory-presser' ); ?></label>
		<select class="widefat" id="<?php echo $this->get_field_id('showtext'); ?>" name="<?php echo $this->get_field_name('showtext'); ?>">
		<?php
			foreach ( $this->text_displays as $slug => $label ) {
				printf(
					'<option value="%s"%s>%s</option>',
					$slug,
					selected( $slug == $showtext, true, false ),
					$label
				);
			}
		?>
		</select>
		</p><?php

			/**
			 * This inline JavaScript disables two checkboxes depending on the
			 * value of the Text Overlay dropdown above. Some trickery is 
			 * involved, because the readonly attribute only locks an inputs
			 * value and a checkbox being checked isn't the value, it's the
			 * state. A click handler is added and removed to prevent state
			 * changes to the two checkboxes if Text Overlay is set to None.
			 */

		?><script type="text/javascript">
		<!--
			function __return_false(){ return false; }
			jQuery(document).ready(function(){
				var sel = jQuery('#<?php echo $this->get_field_id( 'showtext' ); ?>');
				sel.on('change', function(){
					var chks =jQuery('#<?php echo $this->get_field_id('cb_showtitle'); ?>,#<?php echo $this->get_field_id('cb_showprice'); ?>');
					chks.attr('readonly', ('none'==sel.val()));			
					if('none'==sel.val())
					{
						chks.on('click',__return_false);
					}
					else
					{
						chks.off('click', __return_false);
					}
				});
			});
		//-->
		</script>
		<p>
		<label for="<?php echo $this->get_field_id('cb_showtitle'); ?>"><input type="checkbox" id="<?php echo $this->get_field_id('cb_showtitle'); ?>" name="<?php echo $this->get_field_name('cb_showtitle'); ?>" value="true"<?php checked( true, ( isset( $instance['cb_showtitle'] ) && $instance['cb_showtitle'] == 'true' ) ); ?>> <?php _e( 'Overlay year, make, & model', 'inventory-presser' ); ?></label>
		</p>
		<p>
		<label for="<?php echo $this->get_field_id('cb_showprice'); ?>"><input type="checkbox" id="<?php echo $this->get_field_id('cb_showprice'); ?>" name="<?php echo $this->get_field_name('cb_showprice'); ?>" value="true"<?php checked( true, ( isset( $instance['cb_showprice'] ) && $instance['cb_showprice'] == 'true' ) ); ?>> <?php _e( 'Overlay price', 'inventory-presser' ); ?></label>
		</p>

		<?php
	}