X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=interfaces%2Fhomescreen.xml;h=e9cad83fa56e21c22df8af62395d39775b0ceae5;hb=ddc321fd87ca162d7d0de595976ebc01f8b664e0;hp=3eb66d09080ff25255b9381b1cfd3f209128b088;hpb=5a040cf1e77872dd567f6ffba50ed79fc27d5822;p=staging%2FHomeScreen.git

diff --git a/interfaces/homescreen.xml b/interfaces/homescreen.xml
index 3eb66d0..e9cad83 100644
--- a/interfaces/homescreen.xml
+++ b/interfaces/homescreen.xml
@@ -13,13 +13,94 @@
  See the License for the specific language governing permissions and
  limitations under the License. -->
 <node>
-  <interface name="org.agl.homescreen">
-    <method name="hardKeyPressed">
-      <arg name="key" type="i" direction="in"/> <!-- using the inputevent.hpp InputEvent::HardKey type -->
-    </method>
-    <method name="setToFullscreen">
-      <arg name="pid" type="i" direction="in"/>
-    </method>
-  </interface>
+<!--
+  org.agl.homescreen:
+  @short_description: A generic interface for the HomeScreen app.
+
+  This interface is a collection of methods from different functional areas to control the HomeScreen app.
+-->
+	<interface name="org.agl.homescreen">
+		<!--
+		hardKeyPressed:
+		@key: The key that was pressed using the inputevent.hpp InputEvent::HardKey type.
+
+		This is used to inject hard keys into the HomeScreen app.
+		-->
+		<method name="hardKeyPressed">
+			<arg name="key" type="i" direction="in"/>
+		</method>
+		<!--
+		getSurfaceStatus:
+		@surfaceId: The given surface.
+		@status: The status can be unknown (-1), visible (0), invisible (1)
+
+		A surface can have three states. It can be visible, then it is shown on the screen.
+		It can be invisible, then it is not shown on the screen. Or the state is unknown.
+		-->
+		<method name="getSurfaceStatus">
+			<arg name="surfaceId" type="i" direction="in"/>
+			<arg name="status" type="i" direction="out"/>
+		</method>
+		<!--
+		requestSurfaceIdToFullScreen:
+		@surfaceId: The surface that request to be shown fullscreen.
+
+		This allows an application to set a surface to full screen.
+		-->
+		<method name="requestSurfaceIdToFullScreen">
+			<arg name="surfaceId" type="i" direction="in"/>
+		</method>
+		<!--
+		  getAllSurfacesOfProcess:
+		  @pid: The PID of the process.
+		  @surfaceIds: A list of surfaces that were created by the process.
+
+		  The surface IDs can for example be used to assign them to a layout render area.
+		-->
+		<method name="getAllSurfacesOfProcess">
+			<arg name="pid" type="i" direction="in"/>
+			<arg name="surfaceIds" type="ai" direction="out"/>
+			<annotation name="org.qtproject.QtDBus.QtTypeName.Out0" value="QList&lt;int&gt;"/>
+		</method>
+		<!--
+		renderAppToAreaAllowed:
+		@appCategory: The application category that is requested. Use enum AppCategory for this!
+		@layoutArea: The layout area where the application shall be rendered. Find the layoutArea ids in the layout definition!
+		@allowed: Returns true, if the application is allowed to be rendered in the area
+
+		This function can be used to request, if it is allowed to render an application of a specific category
+		in a layout area. The idea is to decide from an application point of view to allocate recources or not.
+		Example: an application will decide to render video based on this call. This call will not change anything, it is only a request.
+		-->
+		<method name="renderAppToAreaAllowed">
+			<arg name="appCategory" type="i" direction="in"/>
+			<arg name="layoutArea" type="i" direction="in"/>
+			<arg name="allowed" type="b" direction="out"/>
+		</method>
+		<!--
+		renderSurfaceToArea:
+		@surfaceId: The surface that is requested.
+		@layoutArea: The layout area where the surface shall be rendered. Find the layoutArea ids in the layout definition!
+
+		This is a special case. In the normal use case, one layout area is always filled completely
+		with the first surface, that the process creates (more precise: the surface with the lowest id).
+		By using this function, an app can request to position a different surface in the layout area.
+		-->
+		<method name="renderSurfaceToArea">
+			<arg name="surfaceId" type="i" direction="in"/>
+			<arg name="layoutArea" type="i" direction="in"/>
+		</method>
+		<!--
+		  surfaceVisibilityChanged:
+		  @surfaceId: The surface that changed.
+		  @visible: True, if the surface is visible.
+
+		  This is emitted when the visible property of the surfaces changes.
+		-->
+		<signal name="surfaceVisibilityChanged">
+			<arg name="surfaceId" type="i"/>
+			<arg name="visible" type="b"/>
+		</signal>
+	</interface>
 </node>