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Avalon Video Learning Notes (Fri)

Source: Internet
Author: User
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One, insert remove processing 1, binding properties Ms-if
        A, when the value of Ms-if is True (true), the element is output to the page. 
 
   
  
    
  
    
   
  1. <div ms-controller="text">
    2. 
  
    
   
  2.  <div ms-if="true">
    3. 
  
    
   
  3.  根据条件显示内容
    4. 
  
    
   
  4.  </div>
    5. 
  
    
   
  5. </div>
    6. 
 
   
  
 
   
  
    
  
    
   
  1. <div avalonctrl="test">
    2. 
  
    
   
  2.  <div>
    3. 
  
    
   
  3.  根据条件显示内容
    4. 
  
    
   
  4.  </div>
    5. 
  
    
   
  5. </div>
    6.
        B, if the value of Ms-if is False (flase), the element is removed from the DOM tree 
 
   
  
    
  
    
   
  1. <div ms-controller="text">
    2. 
  
    
   
  2.  <div ms-if="flase">
    3. 
  
    
   
  3.  根据条件显示内容
    4. 
  
    
   
  4.  </div>
    5. 
  
    
   
  5. </div>
    6. 
 
   
  
 
   
  
    
  
    
   
  1. <div avalonctrl="test">
    2. 
  
    
   
  2.  <!--ms-if-
    3. 
  
    
   
  3. </div>
    4.
    Avalonctrl is used to find elements for the Avalon garbage collector
<!--ms-if--> is the difference between the 2, Ms-if, and ms-visible that the DOM tree prepares to reload the node of the annotation. 
  
 
    
   
  
  1. 
  
  2.  
    3. 
   
  
  3. 
  
  4.  <meta charset="UTF-8">
    5. 
   
  
  5. 
  
  6.  <meta name="Generator" content="EditPlus?">
    7. 
   
  
  7. 
  
  8.  <meta name="Author" content="">
    9. 
   
  
  9. 
  
  10.  <meta name="Keywords" content="">
    11. 
   
  
  11. 
  
  12.  <meta name="Description" content="">
    13. 
   
  
  13. 
  
  14.  <title>avaon-ms-if</title>
    15. 
   
  
  15. 
  
  16.  <script type="text/javascript" src="../avalon.min.js"></script>
    17. 
   
  
  17. 
  
  18.  <script type="text/javascript">
    19. 
   
  
  19. 
  
  20. avalon.ready(function(){
    21. 
   
  
  21. 
  
  22. var vmodel = avalon.define({
    23. 
   
  
  23. 
  
  24. $id:‘test‘,
    25. 
   
  
  25. 
  
  26. object:{}
    27. 
   
  
  27. 
  
    29. 
   
  
  29. 
  
  30. });
    31. 
   
  
  31. 
  
    33. 
   
  
  33. 
  
  34. setTimeout(function(){
    35. 
   
  
  35. 
  
  36. vmodel.object = {
    37. 
   
  
  37. 
  
  38. id:"123",
    39. 
   
  
  39. 
  
  40. message:"显示！！"
    41. 
   
  
  41. 
  
  42. }
    43. 
   
  
  43. 
  
  44. },3000);
    45. 
   
  
  45. 
  
    47. 
   
  
  47. 
  
  48. avalon.scan()
    49. 
   
  
  49. 
  
  50. });
    51. 
   
  
  51. 
  
  52.  </script>
    53. 
   
  
  53. 
  
  54.  
    55. 
   
  
  55. 
  
  56.  <body>
    57. 
   
  
  57. 
  
  58. <div ms-controller="test">
    59. 
   
  
  59. 
  
  60. 这里是比较输出的结果{{object.id != null}}
    61. 
   
  
  61. 
  
  62. <div ms-visible="object.id != null">这里是visible的<span>{{object.message}}</span></div>
    63. 
   
  
  63. 
  
  64. <div ms-if="object.id != null">这里是if的<span>{{object.message}}</span></div>
    65. 
   
  
  65. 
  
  66. </div>
    67. 
   
  
  67. 
  
  68.  </body>
    69.
* Open the Code debugging tool, you can find that ms-if is not occupied DOM node, is by inserting delete to control the node.
Ms-visible is a DOM node that uses Display:none and display:block to control nodes by adding dynamic styles to the DOM nodes.
Ms-if is more efficient than ms-visible
3, use Ms-if to make toggle tab 
  
 
    
   
  
  1. 
  
  2.  
    3. 
   
  
  3. 
  
  4.  <meta charset="UTF-8">
    5. 
   
  
  5. 
  
  6.  <meta name="Generator" content="EditPlus?">
    7. 
   
  
  7. 
  
  8.  <meta name="Author" content="">
    9. 
   
  
  9. 
  
  10.  <meta name="Keywords" content="">
    11. 
   
  
  11. 
  
  12.  <meta name="Description" content="">
    13. 
   
  
  13. 
  
  14.  <title>avalon-ms-if-toggle</title>
    15. 
   
  
  15. 
  
  16.  <style type="text/css">
    17. 
   
  
  17. 
  
  18. div div{
    19. 
   
  
  19. 
  
  20. width:200px;
    21. 
   
  
  21. 
  
  22. height:100px;
    23. 
   
  
  23. 
  
  24. }
    25. 
   
  
  25. 
  
  26. div.d1{
    27. 
   
  
  27. 
  
  28. background:red;
    29. 
   
  
  29. 
  
  30. }
    31. 
   
  
  31. 
  
  32. div.d2{
    33. 
   
  
  33. 
  
  34. background:green;
    35. 
   
  
  35. 
  
  36. }
    37. 
   
  
  37. 
  
  38. div.d3{
    39. 
   
  
  39. 
  
  40. background:blue;
    41. 
   
  
  41. 
  
  42. }
    43. 
   
  
  43. 
  
  44.  </style>
    45. 
   
  
  45. 
  
  46.  <script type="text/javascript" src="../avalon.min.js"></script>
    47. 
   
  
  47. 
  
  48.  <script type="text/javascript">
    49. 
   
  
  49. 
  
  50. avalon.ready(function(){
    51. 
   
  
  51. 
  
  52. var vm = avalon.define({
    53. 
   
  
  53. 
  
  54. $id:‘text‘,
    55. 
   
  
  55. 
  
  56. show:1,
    57. 
   
  
  57. 
  
  58. but:function(index){
    59. 
   
  
  59. 
  
  60. vm.show=index;
    61. 
   
  
  61. 
  
  62. }
    63. 
   
  
  63. 
  
  64. });
    65. 
   
  
  65. 
  
  66. avalon.scan();
    67. 
   
  
  67. 
  
  68. })
    69. 
   
  
  69. 
  
  70.  </script>
    71. 
   
  
  71. 
  
  72.  
    73. 
   
  
  73. 
  
  74.  <body>
    75. 
   
  
  75. 
  
  76. <div ms-controller="text">
    77. 
   
  
  77. 
  
  78. <button ms-click="but(1)">红</button>
    79. 
   
  
  79. 
  
  80. <button ms-click="but(2)">绿</button>
    81. 
   
  
  81. 
  
  82. <button ms-click="but(3)">蓝</button>
    83. 
   
  
  83. 
  
  84. <div class="d1" ms-if="show===1"></div>
    85. 
   
  
  85. 
  
  86. <div class="d2" ms-if="show===2"></div>
    87. 
   
  
  87. 
  
  88. <div class="d3" ms-if="show===3"></div>
    89. 
   
  
  89. 
  
  90. </div>
    91. 
   
  
  91. 
  
  92.  </body>
    93.



From for notes (Wiz)

Avalon Video Learning Notes (Fri)

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