am 5389f46c: Docs: Fixes to interactive-watch-face docs (CL 743190)

Showing Information in Watch Faces</a></dt>

<dd>Learn how to incorporate contextual information into your watch face.</dd>

<dt><a href="{@docRoot}training/wearables/watch-faces/interacting.html">

Making Your Watch Face Interactive </a></dt>

Creating Interactive Watch Faces</a></dt>

<dd>Learn how to enable the user to interact with your watch face.</dd>

<dt><a href="{@docRoot}training/wearables/watch-faces/configuration.html">

Providing Configuration Activities</a></dt>

reserves gestures such as drag and long-press for system UI elements.

Therefore, the system does not send raw touch events to the watch face. Instead, the system forwards specific commands to the

<a href="{@docRoot}reference/android/support/wearable/watchface/WatchFaceService.Engine.html#onTapCommand(int, int, int, long)">

method.

onTapCommand()</a> method.

<p>The system sends the first command,

<a href="{@docRoot}reference/android/support/wearable/watchface/WatchFaceService.html#TAP_TYPE_TOUCH"</a>

<a href="{@docRoot}reference/android/support/wearable/watchface/WatchFaceService.html#TAP_TYPE_TOUCH">

{@code TAP_TYPE_TOUCH}</a>, when the user initially touches the

screen. This event lets you provide visual feedback to the user on touch.  Your app should not

launch a UI when this event triggers. Launching a UI prevents drag events from opening the app