NTP4: Dragging app over trash should be more apparent.

R=estade@chromium.org,csilv@chromium.org
BUG=92912
TEST=Drag a [removable] app over the trash in either LTR or RTL and be greeted
by a sweet trash can lid opening animation.

Review URL: http://codereview.chromium.org/8786010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@113167 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/ntp4/new_tab.css

@@ -240,36 +240,90 @@ html[dir='rtl'] .login-status-icon {
 /* Trash. *********************************************************************/
 
 #trash {
+  -webkit-transition: top 200ms, opacity 0;
+  -webkit-transition-delay: 0, 200ms;
   color: #7F7F7F;
   height: 100%;
   position: absolute;
   opacity: 0;
   right: 0;
   top: 50px;
-  -webkit-transition: top 200ms, opacity 0;
-  -webkit-transition-delay: 0, 200ms;
+}
+
+html[dir='rtl'] #trash {
+  left: 0;
+  right: auto;
 }
 
 #footer.showing-trash-mode #trash {
-  opacity: 1;
-  top: 0;
   -webkit-transition-delay: 0, 0;
+  -webkit-transition-duration: 0, 200ms;
+  opacity: 0.75;
+  top: 0;
+}
+
+#footer.showing-trash-mode #trash.drag-target {
+  opacity: 1;
 }
 
 #trash > span {
-  background-image: url('images/trash.png');
-  background-position: 7px;
-  background-repeat: no-repeat;
+  display: inline-block;
+}
+
+#trash > span:not([class]) {
+  -webkit-padding-end: 7px;
+  -webkit-padding-start: 30px;
   border: 1px dashed #7f7f7f;
   border-radius: 4px;
-  display: inline-block;
   font-size: 84%;
   padding-bottom: 9px;
   padding-top: 10px;
   position: relative;
   top: 7px;
-  -webkit-padding-end: 7px;
-  -webkit-padding-start: 30px;
+}
+
+#trash > .can,
+#trash > .lid {
+  background: url('images/trash.png') 0 0 no-repeat;
+  position: absolute;
+}
+
+#trash > .lid {
+  -webkit-transition: -webkit-transform 200ms;
+  -webkit-transform-origin: -7% 100%;
+  height: 6px;
+  left: 10px;
+  top: 18px;
+  width: 14px;
+}
+
+html[dir='rtl'] #trash > .lid {
+  -webkit-transform-origin: 107% 100%;
+  left: auto;
+  /* NOTE: Intentionally different than LTR value. */
+  right: 9px;
+}
+
+#trash > .can {
+  background-position: -1px -4px;
+  border-radius: 0 0 2px 2px;
+  height: 12px;
+  left: 11px;
+  top: 22px;
+  width: 11px;
+}
+
+html[dir='rtl'] #trash > .can {
+  left: auto;
+  right: 11px;
+}
+
+#footer.showing-trash-mode #trash.drag-target .lid {
+  -webkit-transform: rotate(-45deg);
+}
+
+html[dir='rtl'] #footer.showing-trash-mode #trash.drag-target .lid {
+  -webkit-transform: rotate(45deg);
 }
 
 /* Page switcher buttons. *****************************************************/

chrome/browser/resources/ntp4/new_tab.html

@@ -108,6 +108,8 @@
       </button>
 
       <div id="trash">
+        <span class="lid"></span>
+        <span class="can"></span>
         <span i18n-content="appuninstall"></span>
       </div>
     </div>