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社区首页 >问答首页 >单击时显示和隐藏图像

单击时显示和隐藏图像
EN

Stack Overflow用户
提问于 2017-04-05 07:45:32
回答 2查看 122关注 0票数 1

我试图显示一个图像时,它的缩略图被点击。

下面是我现在的代码:

代码语言:javascript
复制
$('.theme-preview').click(function() {

  console.log("fired");
  var previewPopup = $(this).children('.popup-preview');
  previewPopup.fadeIn("slow");

  previewPopup
    .css("position", "fixed")
    .css("top", ($(window).height() / 2) - ($(this).children('.popup-preview').outerHeight() / 2))
    .css("left", ($(window).width() / 2) - ($(this).children('.popup-preview').outerWidth() / 2));


  return false;

});

$('html').click(function() {
    $('.popup-preview').hide();
      return false;
 });
代码语言:javascript
复制
.popup-preview {
  background: black;
  position: absolute;
  z-index: 1;
  display: none;
}

.col-md-6 {
  float: left;
}
代码语言:javascript
复制
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div class="row">
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-6.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-6.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>

  </div>
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-4.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-4.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>


  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-3.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-3.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-5.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-5.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>
</div>

当点击任何缩略图时,图像都会显示出来。如果点击外部,它就会隐藏起来。

我想补充的是:

  • 当我单击父类(例如缩略图#1)并显示较大的图像时,我想在再次单击父类(例如缩略图#1)时隐藏大图像。以及其他缩略图。
  • 然后,当我点击缩略图#1并显示较大的图像,然后单击缩略图#2,则缩略图#1的大图像将隐藏,而较大的缩略图#2将显示。其他缩略图也一样。

注意:当一个大的图像被点击(本身),它不应该被隐藏。

EN

回答 2

Stack Overflow用户

回答已采纳

发布于 2017-04-05 07:52:46

你可以试试这样的东西:

逻辑:

  • 单击时,检查要显示的缩略图是否可见/
  • 如果是,把它藏起来。
  • 如果没有,则隐藏任何其他缩略图并显示当前缩略图。

代码语言:javascript
复制
$('.theme-preview').click(function() {

  var previewPopup = $(this).children('.popup-preview');
  if (previewPopup.is(":visible"))
    previewPopup.fadeOut("slow");
  else {
    $('.popup-preview:visible').fadeOut();
    previewPopup.fadeIn("slow");

    previewPopup
      .css({
        "position": "fixed",
        "top": ($(window).height() / 2) - (previewPopup.outerHeight() / 2),
        "left": ($(window).width() / 2) - (previewPopup.outerWidth() / 2)
      })
  }
  return false;
});

$('html').click(function() {
  $('.popup-preview').hide();
  return false;
});

$('.popup-preview').on("click", function(e){
  e.stopPropagation()
})
代码语言:javascript
复制
.popup-preview {
  background: black;
  position: absolute;
  z-index: 1;
  display: none;
}

.col-md-6 {
  float: left;
}
代码语言:javascript
复制
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div class="row">
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-6.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-6.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-4.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-4.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>


  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-3.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-3.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-5.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-5.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>
</div>

票数 1
EN

Stack Overflow用户

发布于 2017-04-05 07:56:34

首先,您需要检查弹出是否可见,如果用户单击其thumbnail.If no,则将其隐藏,如果弹出可见,用户单击其他弹出,则隐藏任何open.And弹出,仍然关闭任何可见的弹出并显示相应的弹出。

代码语言:javascript
复制
$('.theme-preview').click(function() {

  if($(this).children('.popup-preview').is(':visible')){
    $(this).children('.popup-preview').hide();
  }
  else{
    $('.popup-preview').hide();
  var previewPopup = $(this).children('.popup-preview');
  previewPopup.fadeIn();
   previewPopup
    .css("position", "fixed")
    .css("top", ($(window).height() / 2) - ($(this).children('.popup-preview').outerHeight() / 2))
    .css("left", ($(window).width() / 2) - ($(this).children('.popup-preview').outerWidth() / 2));
  }
  
 


  return false;

});

$('html').click(function() {
    $('.popup-preview').hide();
      return false;
 });
代码语言:javascript
复制
.popup-preview {
  background: black;
  position: absolute;
  z-index: 1;
  display: none;
}

.col-md-6 {
  float: left;
}
代码语言:javascript
复制
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div class="row">
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-6.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-6.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>

  </div>
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-4.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-4.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>


  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-3.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-3.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>
  <div class="col-md-6 col-sm-6">
    <div class="theme-preview"><img class="img-responsive center-block" src="http://lorempixel.com/output/technics-q-c-140-80-5.jpg">
      <div class="popup-preview">
        <div class="title">THEME 1-1</div>
        <img src="http://lorempixel.com/output/technics-q-c-240-180-5.jpg" width="100%">
        <div class="preview-btn">
          <a href="#"> <span>Preview</span></a>
        </div>
      </div>
    </div>
  </div>
</div>

票数 1
EN
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/43224949

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