From 33058f2b292b3a581333bdfb21b8f671898c5060 Mon Sep 17 00:00:00 2001 From: Peter Bengtsson Date: Tue, 8 Dec 2020 14:40:17 -0500 Subject: initial commit --- .../web/api/element/activate_event/index.html | 108 +++++++++++++++++++++ 1 file changed, 108 insertions(+) create mode 100644 files/zh-cn/web/api/element/activate_event/index.html (limited to 'files/zh-cn/web/api/element/activate_event/index.html') diff --git a/files/zh-cn/web/api/element/activate_event/index.html b/files/zh-cn/web/api/element/activate_event/index.html new file mode 100644 index 0000000000..3185540e78 --- /dev/null +++ b/files/zh-cn/web/api/element/activate_event/index.html @@ -0,0 +1,108 @@ +--- +title: 'Element: DOMActivate event' +slug: Web/API/Element/Activate_event +tags: + - API + - 事件 + - 参考 +translation_of: Web/API/Element/DOMActivate_event +--- +

{{APIRef}}

+ +

{{Deprecated_Header}}

+ +

当元素被激活时发生,例如点击鼠标或键盘按键。

+ +

当元素被激活,如使用鼠标点击或使用键盘导航并激活至这个元素时, DOMActivate 事件被触发。

+ + + + + + + + + + + + + + + + +
+

Bubbles

+
+

Yes

+
+

Cancelable

+
+

Yes

+
+

Interface

+
+

{{domxref("MouseEvent")}}

+
+ +

示例

+ +
<svg xmlns="http://www.w3.org/2000/svg" version="1.2" baseProfile="tiny"
+     xmlns:ev="http://www.w3.org/2001/xml-events"
+     width="6cm" height="5cm" viewBox="0 0 600 500">
+
+  <desc>Example: invoke an ECMAScript function from a DOMActivate event</desc>
+
+  <!-- ECMAScript to change the radius -->
+  <script type="application/ecmascript"><![CDATA[
+    function change(evt) {
+      var circle = evt.target;
+      var currentRadius = circle.getFloatTrait("r");
+      if (currentRadius == 100)
+        circle.setFloatTrait("r", currentRadius * 2);
+      else
+        circle.setFloatTrait("r", currentRadius * 0.5);
+    }
+  ]]></script>
+
+  <!-- Act on each DOMActivate event -->
+  <circle cx="300" cy="225" r="100" fill="red">
+    <handler type="application/ecmascript" ev:event="DOMActivate"> change(evt); </handler>
+  </circle>
+
+  <text x="300" y="480" font-family="Verdana" font-size="35" text-anchor="middle">
+    Activate the circle to change its size
+  </text>
+</svg>
+
+ + + +

规范

+ + + + + + + + + + + + + + +
SpecificationStatus
{{SpecName('UI Events', '#event-type-DOMActivate', 'DOMActivate')}}{{Spec2('UI Events')}}
+ +

浏览器兼容性

+ +

{{Compat("api.Element.DOMActivate_event")}}

+ +

参见

+ + -- cgit v1.2.3-54-g00ecf