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+---
+title: dragenter
+slug: Web/API/Document/dragenter_event
+translation_of: Web/API/Document/dragenter_event
+---
+<div>{{APIRef}}</div>
+
+<p>L'événement <strong>dragenter</strong> est déclenché lorsqu'un élément glissé ou une sélection de texte entre dans une cible de drop valide.</p>
+
+<h2 id="Informations_généralesEdit">Informations générales<a class="button section-edit only-icon" href="https://developer.mozilla.org/fr/docs/Web/Events/animationend$edit#Informations_g%C3%A9n%C3%A9rales"><span>Edit</span></a></h2>
+
+<dl>
+ <dt style="float: left; text-align: right; width: 120px;">Interface</dt>
+ <dd style="margin: 0 0 0 120px;">{{domxref("DragEvent")}}</dd>
+ <dt style="float: left; text-align: right; width: 120px;">Propagation</dt>
+ <dd style="margin: 0 0 0 120px;">Oui</dd>
+ <dt style="float: left; text-align: right; width: 120px;">Annulable</dt>
+ <dd style="margin: 0 0 0 120px;">Oui</dd>
+ <dt style="float: left; text-align: right; width: 120px;">Cible</dt>
+ <dd style="margin: 0 0 0 120px;">La sélection immédiate de l'utilisateur (l'élément présentement indiqué par l'utilisateur comme cible pour le drop), ou l'élément {{HTMLElement("body")}}.</dd>
+ <dt style="float: left; text-align: right; width: 120px;">Action par défaut</dt>
+ <dd style="margin: 0 0 0 120px;">Rejette la sélection immédiate de l'utilisateur comme élément cible potentiel</dd>
+</dl>
+
+<h2 id="Properties">Properties</h2>
+
+<table class="standard-table">
+ <thead>
+  <tr>
+   <th scope="col">Property</th>
+   <th scope="col">Type</th>
+   <th scope="col">Description</th>
+  </tr>
+ </thead>
+ <tbody>
+  <tr>
+   <td><code>target</code> {{readonlyInline}}</td>
+   <td><a href="/en-US/docs/Web/API/EventTarget" title="EventTarget is an interface implemented by objects that can receive events and may have listeners for them."><code>EventTarget</code></a></td>
+   <td>The element that was underneath the element being dragged.</td>
+  </tr>
+  <tr>
+   <td><code>type</code> {{readonlyInline}}</td>
+   <td><a href="/en-US/docs/Web/API/DOMString" title="DOMString is a UTF-16 String. As JavaScript already uses such strings, DOMString is mapped directly to a String."><code>DOMString</code></a></td>
+   <td>The type of event.</td>
+  </tr>
+  <tr>
+   <td><code>bubbles</code> {{readonlyInline}}</td>
+   <td><a href="/en-US/docs/Web/API/Boolean" title="The Boolean object is an object wrapper for a boolean value."><code>Boolean</code></a></td>
+   <td>Whether the event normally bubbles or not</td>
+  </tr>
+  <tr>
+   <td><code>cancelable</code> {{readonlyInline}}</td>
+   <td><a href="/en-US/docs/Web/API/Boolean" title="The Boolean object is an object wrapper for a boolean value."><code>Boolean</code></a></td>
+   <td>Whether the event is cancellable or not?</td>
+  </tr>
+  <tr>
+   <td><code>view</code> {{readonlyInline}}</td>
+   <td><a class="new" href="/en-US/docs/Web/API/WindowProxy" rel="nofollow" title="The documentation about this has not yet been written; please consider contributing!"><code>WindowProxy</code></a></td>
+   <td><a href="/en-US/docs/Web/API/Document/defaultView" title="In browsers, document.defaultView returns the window object associated with a document, or null if none is available."><code>document.defaultView</code></a> (<code>window</code> of the document)</td>
+  </tr>
+  <tr>
+   <td><code>detail</code> {{readonlyInline}}</td>
+   <td><code>long</code> (<code>float</code>)</td>
+   <td>0.</td>
+  </tr>
+  <tr>
+   <td><code>dataTransfer</code></td>
+   <td>DataTransfer</td>
+   <td>The data that underlies a drag-and-drop operation, known as the <a href="/en-US/docs/Web/API/DataTransfer">drag data store</a>. Protected mode.</td>
+  </tr>
+  <tr>
+   <td><code>currentTarget</code> {{readonlyInline}}</td>
+   <td>EventTarget</td>
+   <td>The node that had the event listener attached.</td>
+  </tr>
+  <tr>
+   <td><code>relatedTarget</code> {{readonlyInline}}</td>
+   <td>EventTarget</td>
+   <td>For <code>mouseover</code>, <code>mouseout</code>, <code>mouseenter</code> and <code>mouseleave</code> events: the target of the complementary event (the <code>mouseleave</code> target in the case of a <code>mouseenter</code> event). <code>null</code> otherwise.</td>
+  </tr>
+  <tr>
+   <td><code>screenX</code> {{readonlyInline}}</td>
+   <td>long</td>
+   <td>The X coordinate of the mouse pointer in global (screen) coordinates.</td>
+  </tr>
+  <tr>
+   <td><code>screenY</code> {{readonlyInline}}</td>
+   <td>long</td>
+   <td>The Y coordinate of the mouse pointer in global (screen) coordinates.</td>
+  </tr>
+  <tr>
+   <td><code>clientX</code> {{readonlyInline}}</td>
+   <td>long</td>
+   <td>The X coordinate of the mouse pointer in local (DOM content) coordinates.</td>
+  </tr>
+  <tr>
+   <td><code>clientY</code> {{readonlyInline}}</td>
+   <td>long</td>
+   <td>The Y coordinate of the mouse pointer in local (DOM content) coordinates.</td>
+  </tr>
+  <tr>
+   <td><code>button</code> {{readonlyInline}}</td>
+   <td>unsigned short</td>
+   <td>The button number that was pressed when the mouse event was fired: Left button=0, middle button=1 (if present), right button=2. For mice configured for left handed use in which the button actions are reversed the values are instead read from right to left.</td>
+  </tr>
+  <tr>
+   <td><code>buttons</code> {{readonlyInline}}</td>
+   <td>unsigned short</td>
+   <td>The buttons being pressed when the mouse event was fired: Left button=1, Right button=2, Middle (wheel) button=4, 4th button (typically, "Browser Back" button)=8, 5th button (typically, "Browser Forward" button)=16. If two or more buttons are pressed, returns the logical sum of the values. E.g., if Left button and Right button are pressed, returns 3 (=1 | 2). <a href="/en-US/docs/Web/API/MouseEvent">More info</a>.</td>
+  </tr>
+  <tr>
+   <td><code>mozPressure</code> {{readonlyInline}}</td>
+   <td>float</td>
+   <td>The amount of pressure applied to a touch or tabdevice when generating the event; this value ranges between 0.0 (minimum pressure) and 1.0 (maximum pressure).</td>
+  </tr>
+  <tr>
+   <td><code>ctrlKey</code> {{readonlyInline}}</td>
+   <td>boolean</td>
+   <td><code>true</code> if the control key was down when the event was fired. <code>false</code> otherwise.</td>
+  </tr>
+  <tr>
+   <td><code>shiftKey</code> {{readonlyInline}}</td>
+   <td>boolean</td>
+   <td><code>true</code> if the shift key was down when the event was fired. <code>false</code> otherwise.</td>
+  </tr>
+  <tr>
+   <td><code>altKey</code> {{readonlyInline}}</td>
+   <td>boolean</td>
+   <td><code>true</code> if the alt key was down when the event was fired. <code>false</code> otherwise.</td>
+  </tr>
+  <tr>
+   <td><code>metaKey</code> {{readonlyInline}}</td>
+   <td>boolean</td>
+   <td><code>true</code> if the meta key was down when the event was fired. <code>false</code> otherwise.</td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="Exemple">Exemple</h2>
+
+<pre class="brush: js">&lt;div class="dropzone"&gt;
+  &lt;div id="draggable" draggable="true" ondragstart="event.dataTransfer.setData('text/plain',null)"&gt;
+    This div is draggable
+  &lt;/div&gt;
+&lt;/div&gt;
+&lt;div class="dropzone"&gt;&lt;/div&gt;
+&lt;div class="dropzone"&gt;&lt;/div&gt;
+&lt;div class="dropzone"&gt;&lt;/div&gt;
+
+&lt;style&gt;
+  #draggable {
+    width: 200px;
+    height: 20px;
+    text-align: center;
+    background: white;
+  }
+
+  .dropzone {
+    width: 200px;
+    height: 20px;
+    background: blueviolet;
+    margin-bottom: 10px;
+    padding: 10px;
+  }
+&lt;/style&gt;
+
+&lt;script&gt;
+  <span>var dragged;
+
+  /* </span>Les événements sont déclenchés sur les objets glissables<span> */
+  document.addEventListener("drag", function( event ) {
+
+  }, false);
+
+  document.addEventListener("dragstart", function( event ) {
+      // </span>Stocke une référence sur l'objet glissable<span>
+      dragged = event.target;
+      // </span>transparence 50%<span>
+      event.target.style.opacity = .5;
+  }, false);
+
+  document.addEventListener("dragend", function( event ) {
+      // </span>reset de la transparence<span>
+      event.target.style.opacity = "";
+  }, false);
+
+  /* </span>Les événements sont déclenchés sur les cibles du drop<span> */
+  document.addEventListener("dragover", function( event ) {
+      // </span>Empêche default d'autoriser le drop<span>
+      event.preventDefault();
+  }, false);
+
+  document.addEventListener("dragenter", function( event ) {
+      // </span>Met en surbrillance la cible de drop potentielle lorsque l'élément glissable y entre<span>
+      if ( event.target.className == "dropzone" ) {
+          event.target.style.background = "purple";
+      }
+
+  }, false);
+
+  document.addEventListener("dragleave", function( event ) {
+      // r</span>eset de l'arrière-plan des potentielles cible du drop lorsque les éléments glissables les quittent<span> </span><span>
+      if ( event.target.className == "dropzone" ) {
+          event.target.style.background = "";
+      }
+
+  }, false);
+
+  document.addEventListener("drop", function( event ) {
+      // </span>Empêche l'action par défaut (ouvrir comme lien pour certains éléments)<span>
+      event.preventDefault();
+      // </span>Déplace l'élément traîné vers la cible du drop sélectionnée<span>
+      if ( event.target.className == "dropzone" ) {
+          event.target.style.background = "";
+          dragged.parentNode.removeChild( dragged );
+          event.target.appendChild( dragged );
+      }
+
+  }, false);</span>
+&lt;/script&gt;
+</pre>
+
+<h2 id="Spécifications">Spécifications</h2>
+
+<table class="standard-table">
+ <tbody>
+  <tr>
+   <th scope="col">Spécification</th>
+   <th scope="col">Statut</th>
+   <th scope="col">Commentaire</th>
+  </tr>
+  <tr>
+   <td>{{SpecName("HTML WHATWG", "interaction.html#dndevents", "dragenter")}}</td>
+   <td>{{Spec2("HTML WHATWG")}}</td>
+   <td> </td>
+  </tr>
+  <tr>
+   <td>{{SpecName("HTML5.1", "editing.html#dndevents", "dragenter")}}</td>
+   <td>{{Spec2("HTML5.1")}}</td>
+   <td>Définition initiale</td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="Compatiblités_navigateurs">Compatiblités navigateurs</h2>
+
+<p>{{CompatibilityTable}}</p>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+  <tr>
+   <th>Navigateur</th>
+   <th>Chrome</th>
+   <th>Firefox (Gecko)</th>
+   <th>Internet Explorer</th>
+   <th>Opera</th>
+   <th>Safari (WebKit)</th>
+  </tr>
+  <tr>
+   <td>Support basique</td>
+   <td>4</td>
+   <td>{{CompatGeckoDesktop("1.9.1")}}<sup>[1]</sup></td>
+   <td>10</td>
+   <td>12</td>
+   <td>3.1</td>
+  </tr>
+ </tbody>
+</table>
+</div>
+
+<div id="compat-mobile">
+<table class="compat-table">
+ <tbody>
+  <tr>
+   <th>Navigateur</th>
+   <th>Android</th>
+   <th>Android Webview</th>
+   <th>Chrome for Android</th>
+   <th>Firefox Mobile (Gecko)</th>
+   <th>Firefox OS</th>
+   <th>IE Mobile</th>
+   <th>Opera Mobile</th>
+   <th>Safari Mobile</th>
+  </tr>
+  <tr>
+   <td>Support basique</td>
+   <td>{{CompatNo}}</td>
+   <td>{{CompatNo}}</td>
+   <td>{{CompatNo}}</td>
+   <td>{{CompatNo}}</td>
+   <td>{{CompatNo}}</td>
+   <td>{{CompatIE("10")}}</td>
+   <td>{{CompatNo}}</td>
+   <td>{{CompatNo}}</td>
+  </tr>
+ </tbody>
+</table>
+</div>
+
+<p>[1] <span id="summary_alias_container"><span id="short_desc_nonedit_display">L'événement <strong>dragenter</strong> est déclenché deux fois quand la zone de drop est parente de draggable ou gissable elle même. Voir </span></span>{{bug("804036")}}.</p>
+
+<h2 id="Voir_aussi">Voir aussi</h2>
+
+<ul>
+ <li>{{event("drag")}}</li>
+ <li>{{event("dragstart")}}</li>
+ <li>{{event("dragend")}}</li>
+ <li>{{event("dragover")}}</li>
+ <li>{{event("dragenter")}}</li>
+ <li>{{event("dragleave")}}</li>
+ <li>{{event("dragexit")}}</li>
+ <li>{{event("drop")}}</li>
+</ul>