| page.title=ANativeActivityCallbacks Struct Reference |
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| <a href="#pub-attribs">Data Fields</a> </div> |
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| <div class="title">ANativeActivityCallbacks Struct Reference<div class="ingroups"><a class="el" href="group___native_activity.html">Native Activity</a></div></div> </div> |
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| <p><code>#include <native_activity.h></code></p> |
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| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a> |
| Data Fields</h2></td></tr> |
| <tr class="memitem:acda344fd29c2018640a85a585317d92c"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#acda344fd29c2018640a85a585317d92c">onStart</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td></tr> |
| <tr class="separator:acda344fd29c2018640a85a585317d92c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ac2c85491a68e6dece3d82782c1254e73"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#ac2c85491a68e6dece3d82782c1254e73">onResume</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td></tr> |
| <tr class="separator:ac2c85491a68e6dece3d82782c1254e73"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a16a270d24a484a376e28bc6c48fc22a1"><td class="memItemLeft" align="right" valign="top">void *(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a16a270d24a484a376e28bc6c48fc22a1">onSaveInstanceState</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, size_t *outSize)</td></tr> |
| <tr class="separator:a16a270d24a484a376e28bc6c48fc22a1"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:aee8a4dcff234b94d0bf0bc85efea42c2"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#aee8a4dcff234b94d0bf0bc85efea42c2">onPause</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td></tr> |
| <tr class="separator:aee8a4dcff234b94d0bf0bc85efea42c2"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:adefa99d16d11d21bb8a83ba426047605"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#adefa99d16d11d21bb8a83ba426047605">onStop</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td></tr> |
| <tr class="separator:adefa99d16d11d21bb8a83ba426047605"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a45598ebed3d15847b4f97acb9e15076e"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a45598ebed3d15847b4f97acb9e15076e">onDestroy</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td></tr> |
| <tr class="separator:a45598ebed3d15847b4f97acb9e15076e"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a620ef54556eac0b2b28d7e6d0644ee4a"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a620ef54556eac0b2b28d7e6d0644ee4a">onWindowFocusChanged</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, int hasFocus)</td></tr> |
| <tr class="separator:a620ef54556eac0b2b28d7e6d0644ee4a"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ac997f07e53ba58179a2133e86e5cbd31"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#ac997f07e53ba58179a2133e86e5cbd31">onNativeWindowCreated</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___native_activity.html#ga66956d540c2e3709e12156d195e64726">ANativeWindow</a> *window)</td></tr> |
| <tr class="separator:ac997f07e53ba58179a2133e86e5cbd31"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ab7bd120b8816508561126308f699f116"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#ab7bd120b8816508561126308f699f116">onNativeWindowResized</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___native_activity.html#ga66956d540c2e3709e12156d195e64726">ANativeWindow</a> *window)</td></tr> |
| <tr class="separator:ab7bd120b8816508561126308f699f116"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a3cad4792af363b9a40599d09afeab56c"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a3cad4792af363b9a40599d09afeab56c">onNativeWindowRedrawNeeded</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___native_activity.html#ga66956d540c2e3709e12156d195e64726">ANativeWindow</a> *window)</td></tr> |
| <tr class="separator:a3cad4792af363b9a40599d09afeab56c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a150442c0611e8ce24a32a7c805e7c9db"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a150442c0611e8ce24a32a7c805e7c9db">onNativeWindowDestroyed</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___native_activity.html#ga66956d540c2e3709e12156d195e64726">ANativeWindow</a> *window)</td></tr> |
| <tr class="separator:a150442c0611e8ce24a32a7c805e7c9db"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a17b41ec9bb8b0b9e42d1e269a62a4d59"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a17b41ec9bb8b0b9e42d1e269a62a4d59">onInputQueueCreated</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___input.html#ga21d8182651f4b61ae558560023e8339c">AInputQueue</a> *queue)</td></tr> |
| <tr class="separator:a17b41ec9bb8b0b9e42d1e269a62a4d59"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a82675193f867bc64180016923b0bb129"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a82675193f867bc64180016923b0bb129">onInputQueueDestroyed</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___input.html#ga21d8182651f4b61ae558560023e8339c">AInputQueue</a> *queue)</td></tr> |
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| <tr class="memitem:a61d30a43b3c77b6047afe951706f6a1e"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a61d30a43b3c77b6047afe951706f6a1e">onContentRectChanged</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, const <a class="el" href="struct_a_rect.html">ARect</a> *rect)</td></tr> |
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| <tr class="memitem:a2926b45334319089e4e25fbc86d74c3f"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#a2926b45334319089e4e25fbc86d74c3f">onConfigurationChanged</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td></tr> |
| <tr class="separator:a2926b45334319089e4e25fbc86d74c3f"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:aac61f647cbd971321c692a74a1136f67"><td class="memItemLeft" align="right" valign="top">void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_a_native_activity_callbacks.html#aac61f647cbd971321c692a74a1136f67">onLowMemory</a> )(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td></tr> |
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| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>These are the callbacks the framework makes into a native application. All of these callbacks happen on the main thread of the application. By default, all callbacks are NULL; set to a pointer to your own function to have it called. </p> |
| </div><h2 class="groupheader">Field Documentation</h2> |
| <a class="anchor" id="a2926b45334319089e4e25fbc86d74c3f"></a> |
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| <td class="memname">void(* onConfigurationChanged)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td> |
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| </div><div class="memdoc"> |
| <p>The current device AConfiguration has changed. The new configuration can be retrieved from assetManager. </p> |
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| <a class="anchor" id="a61d30a43b3c77b6047afe951706f6a1e"></a> |
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| <td class="memname">void(* onContentRectChanged)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, const <a class="el" href="struct_a_rect.html">ARect</a> *rect)</td> |
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| <p>The rectangle in the window in which content should be placed has changed. </p> |
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| <a class="anchor" id="a45598ebed3d15847b4f97acb9e15076e"></a> |
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| <td class="memname">void(* onDestroy)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td> |
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| <p>NativeActivity is being destroyed. See Java documentation for Activity.onDestroy() for more information. </p> |
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| <a class="anchor" id="a17b41ec9bb8b0b9e42d1e269a62a4d59"></a> |
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| <td class="memname">void(* onInputQueueCreated)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___input.html#ga21d8182651f4b61ae558560023e8339c">AInputQueue</a> *queue)</td> |
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| <p>The input queue for this native activity's window has been created. You can use the given input queue to start retrieving input events. </p> |
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| <a class="anchor" id="a82675193f867bc64180016923b0bb129"></a> |
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| <td class="memname">void(* onInputQueueDestroyed)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___input.html#ga21d8182651f4b61ae558560023e8339c">AInputQueue</a> *queue)</td> |
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| <p>The input queue for this native activity's window is being destroyed. You should no longer try to reference this object upon returning from this function. </p> |
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| <a class="anchor" id="aac61f647cbd971321c692a74a1136f67"></a> |
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| <td class="memname">void(* onLowMemory)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td> |
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| </div><div class="memdoc"> |
| <p>The system is running low on memory. Use this callback to release resources you do not need, to help the system avoid killing more important processes. </p> |
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| <a class="anchor" id="ac997f07e53ba58179a2133e86e5cbd31"></a> |
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| <td class="memname">void(* onNativeWindowCreated)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___native_activity.html#ga66956d540c2e3709e12156d195e64726">ANativeWindow</a> *window)</td> |
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| <p>The drawing window for this native activity has been created. You can use the given native window object to start drawing. </p> |
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| <a class="anchor" id="a150442c0611e8ce24a32a7c805e7c9db"></a> |
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| <td class="memname">void(* onNativeWindowDestroyed)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___native_activity.html#ga66956d540c2e3709e12156d195e64726">ANativeWindow</a> *window)</td> |
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| <p>The drawing window for this native activity is going to be destroyed. You MUST ensure that you do not touch the window object after returning from this function: in the common case of drawing to the window from another thread, that means the implementation of this callback must properly synchronize with the other thread to stop its drawing before returning from here. </p> |
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| <a class="anchor" id="a3cad4792af363b9a40599d09afeab56c"></a> |
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| <td class="memname">void(* onNativeWindowRedrawNeeded)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___native_activity.html#ga66956d540c2e3709e12156d195e64726">ANativeWindow</a> *window)</td> |
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| <p>The drawing window for this native activity needs to be redrawn. To avoid transient artifacts during screen changes (such resizing after rotation), applications should not return from this function until they have finished drawing their window in its current state. </p> |
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| <td class="memname">void(* onNativeWindowResized)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, <a class="el" href="group___native_activity.html#ga66956d540c2e3709e12156d195e64726">ANativeWindow</a> *window)</td> |
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| <p>The drawing window for this native activity has been resized. You should retrieve the new size from the window and ensure that your rendering in it now matches. </p> |
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| <a class="anchor" id="aee8a4dcff234b94d0bf0bc85efea42c2"></a> |
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| <td class="memname">void(* onPause)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td> |
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| <p>NativeActivity has paused. See Java documentation for Activity.onPause() for more information. </p> |
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| <a class="anchor" id="ac2c85491a68e6dece3d82782c1254e73"></a> |
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| <td class="memname">void(* onResume)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td> |
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| </div><div class="memdoc"> |
| <p>NativeActivity has resumed. See Java documentation for Activity.onResume() for more information. </p> |
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| <a class="anchor" id="a16a270d24a484a376e28bc6c48fc22a1"></a> |
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| <td class="memname">void*(* onSaveInstanceState)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, size_t *outSize)</td> |
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| <p>Framework is asking NativeActivity to save its current instance state. See Java documentation for Activity.onSaveInstanceState() for more information. The returned pointer needs to be created with malloc(); the framework will call free() on it for you. You also must fill in outSize with the number of bytes in the allocation. Note that the saved state will be persisted, so it can not contain any active entities (pointers to memory, file descriptors, etc). </p> |
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| <a class="anchor" id="acda344fd29c2018640a85a585317d92c"></a> |
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| <td class="memname">void(* onStart)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td> |
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| <p>NativeActivity has started. See Java documentation for Activity.onStart() for more information. </p> |
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| <a class="anchor" id="adefa99d16d11d21bb8a83ba426047605"></a> |
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| <td class="memname">void(* onStop)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity)</td> |
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| <p>NativeActivity has stopped. See Java documentation for Activity.onStop() for more information. </p> |
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| <a class="anchor" id="a620ef54556eac0b2b28d7e6d0644ee4a"></a> |
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| <td class="memname">void(* onWindowFocusChanged)(<a class="el" href="struct_a_native_activity.html">ANativeActivity</a> *activity, int hasFocus)</td> |
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| <p>Focus has changed in this NativeActivity's window. This is often used, for example, to pause a game when it loses input focus. </p> |
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| </div> |
| </div> |
| <hr/>The documentation for this struct was generated from the following file:<ul> |
| <li><a class="el" href="native__activity_8h.html">native_activity.h</a></li> |
| </ul> |
| </div><!-- contents --> |
