Zend Framework教程之视图组件Zend(3)

action默认指向的文件是和action的名称相同,如果要指定视图文件,可以通过$this->render的相关方法指定.也可以通过addScriptPath和setScriptPath设置视图文件的目录。

例如

$view = new Zend_View(); $view->addScriptPath('/www/app/myviews'); $view->addScriptPath('/www/app/viewscomm'); // 如果调用 $view->render('example.php'), Zend_View 将 // 首先查找 "/www/app/myviews/example.php", 找不到再找"/www/app/viewscomm/example.php", 如果还找不到,最后查找当前目录下/的"example.php".

Zend_View的常用方法

public function __construct($config = array())

构造函数参数

例如

array( 'escape' => array(), 'encoding' => array(), );

常见key:

escape、encoding、basePath、basePathPrefix、scriptPath、helperPath、 helperPathPrefix、filterPath、filterPathPrefix、filter
public function getEngine() Return the template engine object

public function init()初始化函数

/** * Given a base path, sets the script, helper, and filter paths relative to it * * Assumes a directory structure of: * <code> * basePath/ * scripts/ * helpers/ * filters/ * </code> * * @param string $path * @param string $prefix Prefix to use for helper and filter paths * @return Zend_View_Abstract */ public function setBasePath($path, $classPrefix = 'Zend_View') /** * Given a base path, add script, helper, and filter paths relative to it * * Assumes a directory structure of: * <code> * basePath/ * scripts/ * helpers/ * filters/ * </code> * * @param string $path * @param string $prefix Prefix to use for helper and filter paths * @return Zend_View_Abstract */ public function addBasePath($path, $classPrefix = 'Zend_View') public function addScriptPath($path)Adds to the stack of view script paths in LIFO order. public function setScriptPath($path) Resets the stack of view script paths. public function getScriptPath($name)Return full path to a view script specified by $name public function getScriptPaths()Returns an array of all currently set script paths public function addHelperPath($path, $classPrefix = 'Zend_View_Helper_')Adds to the stack of helper paths in LIFO order. public function setHelperPath($path, $classPrefix = 'Zend_View_Helper_')Resets the stack of helper paths. public function getHelperPath($name) Get full path to a helper class file specified by $name public function getHelperPaths()Returns an array of all currently set helper paths public function getHelper($name) Get a helper by name public function getHelpers()Get array of all active helpers public function getAllPaths() Return associative array of path types => paths public function setEscape($spec) /** * Assigns variables to the view script via differing strategies. * * Zend_View::assign('name', $value) assigns a variable called 'name' * with the corresponding $value. * * Zend_View::assign($array) assigns the array keys as variable * names (with the corresponding array values). * * @see __set() * @param string|array The assignment strategy to use. * @param mixed (Optional) If assigning a named variable, use this * as the value. * @return Zend_View_Abstract Fluent interface * @throws Zend_View_Exception if $spec is neither a string nor an array, * or if an attempt to set a private or protected member is detected */ public function assign($spec, $value = null)

在controller的action可以通过assign传递参数到视图脚本。

例如

$this->view->assign('roles', $roles); $this->view->assign('num', $num); $this->view->assign('a', $a);

或者也可以用

$this->view->roles=$roles; $this->view->a=$a; public function render($name) Processes a view script and returns the output. public function escape($var):Escapes a value for output in a view script. public function setEncoding($encoding) Set encoding to use with htmlentities() and htmlspecialchars() public function getEncoding() :Return current escape encoding

视图脚本文件中的常见用法

获取传递过来的值

$this->roles

使用一些常见的助手方法:

$this->baseUrl(); $this->url(); $this->paginationControl(); $this->partial()

视图常见用法举例

在bootstrap初始化view或者controller的init文件中

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