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[[戻る>Android]]
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''[[MobileApp>Mobile Application Guide]]'' > ''[[Android>Introduction to Android]]'' > ''Activity''
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*アクティビティを取り巻くクラス [#o0a80281]
*The peripheral Class of Activity [#o0a80281]
Activity and the inheritance relation are described as follows.
#ref(activity.gif,nolink);
#ref(activity.gif);
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*Activity's Life Cycle [#s8e08332]
#ref(activity.jpg,nolink);
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*Sequence of Activity [#o62c0353]
#ref(sequence.png,nolink);
*アクティビティのライフサイクル [#s8e08332]
#ref(activity_lifecycle.png);
**Foreground [#g42bbf6a]
**Visible [#hfe1a50e]
**Backing ground activity [#s9949908]
画面遷移~
http://d.hatena.ne.jp/hidecheck/20091202/1259767425
[[戻る>Android]]
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*Method that can be used [#ybf700bb]
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#ref(method.png,nolink);
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*History Stack [#e0f23e70]
Activityが生成された場合、前回のActivityをそのままの状態でオブジェクト丸ごとhistory stackというActivityのコレクションに格納する。
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*Startup mode of Activity [#d69766ff]
The ACTIVITY has four start-up mode.~
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***LaunchMode attribute [#of4a0d38]
To start "Activity", there are the four attributes.~
"standard"(Default Mode)~
"singleTop"~
"singleTask" ひとつのタスクのみしか開始できません~
"singleInstance" ひとつのタスクのみしか開始できません~
FLAG_ACTIVITY_NEW_TASK~
FLAG_ACTIVITY_CLEAR_TOP~
FLAG_ACTIVITY_RESET_TASK_IF_NEEDED~
FLAG_ACTIVITY_SINGLE_TOP~
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''[[Back>Introduction to Android]]''