WordPress 后台默认已经集成了 jQuery UI 的颜色选择器组件(color picker),所以我们可以直接在 WordPress 后台使用颜色选择器:
1. 首先加载 color picker 的 JS 和 CSS:
- add_action( \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’admin_enqueue_scripts\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’, \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’wpjam_add_color_picker\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’ );
- function wptuts_add_color_picker( $hook ) {
- wp_enqueue_style( \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’wp-color-picker\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’ );
- wp_enqueue_script( \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’wp-color-picker\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’);
- }
2. 假设后台页面中要使用的 input 的 class 为 color,加入下面的代码使该 input 转成颜色选择器:
- jQuery(function($){
- $( \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\”input.color\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\”).wpColorPicker();
- });
最后的效果如下图: