Demonstrates how to set a custom value to the field created by Admin Page Framework.

admin-page-framework-demo-custom-field-values.php

<?php
/* 
 * Plugin Name:     Admin Page Framework Demo - Setting Custom Field Values 
 * Description:     Demonstrates how to set a custom value to the field created by Admin Page Framework.
 * Author:          Michael Uno
 * Author URI:      http://michaeluno.jp
 * Version:         1.0.1
 * Requirement:     Admin Page Framework v3.1.0 or higher.
 */ 
 
if ( ! class_exists( 'AdminPageFramework' ) ) {
    // include( dirname( __FILE__ ) . '/class/admin-page-framework.min.php' );
    include( dirname( dirname( __FILE__ ) ) . '/admin-page-framework/development/admin-page-framework.php' ); 
}
    
class AFFTest_CustomFieldValues extends AdminPageFramework {

    public function setUp() {
                    
        $this->setRootMenuPage( 'Settings' );    // where to belong
        $this->addSubMenuItem(
            array(
                'title'         => __( 'Custom Field Values', 'demo-custom-field-values' ),    // page and menu title
                'page_slug'     => 'apf_demo_custom_field_values'    // page slug
            )
        );
            
        $this->addSettingSections(    
            array(
                'section_id'    => 'custom_values',    
                'page_slug'     => 'apf_demo_custom_field_values',    
            )
        );
        
        $this->addSettingFields(
            'custom_values',    // the target section ID
            array(    
                'field_id'      => 'my_text_field',
                'title'         => __( 'Text Input', 'demo-custom-field-values' ),
                'type'          => 'text',
                'value'         => $this->_getValueFromYourCustomTable( 'my_text_field' ),
            ),
            array(    
                'field_id'      => 'my_select_field',
                'title'         => __( 'Text Input', 'demo-custom-field-values' ),
                'type'          => 'select',
                'label'         => array(
                    'a' => __( 'Apple', 'demo-custom-field-values' ),
                    'b' => __( 'Banana', 'demo-custom-field-values' ),
                ),
                'value'         => $this->_getValueFromYourCustomTable( 'my_select_field' ),
            )
        );
        
    }
        /**
         * Retrieves the data from your custom table.
         */
        private function _getValueFromYourCustomTable( $sFieldID ) {
            
            // Retrieve the value from your custom table.
            switch( $sFieldID ) {
                case 'my_text_field':
                    return 'Assume this is the retrieved value';
                case 'my_select_field':
                    return 'a';    // the key of the label array.
            }     
            
        }
        
        
    /**
     * Do something in the page.
     * 
     * @remark    This is a pre-defined framework method.
     */
    public function do_apf_demo_custom_field_values() {    // do_{page slug}
        submit_button();    // Add a submit button
    }
        
    /**
     * The pre-defined validation callback method.
     * 
     * @remark    This is a pre-defined framework method.
     */
    public function validation_apf_demo_custom_field_values( $aInput, $aOldInput ) {    // validation_{page slug}
        
        // See the log file in the wp-content directory.
        AdminPageFramework_Debug::logArray( $aInput );
        
        // Now do something with the submitted data here.
        // saveDataInYourCustomTable( $aInput );
        
        return $aInput;
        
    }
    
}
new AFFTest_CustomFieldValues;