android4种activity启动模式_简述activity的启动模式

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测试应用主activityA使用默认启动模式

ACTIVITY MANAGER ACTIVITIES (dumpsys activity activities)

Display #0 (activities from top to bottom):

  Stack #5:

    Task id #27

    * TaskRecord{4f29769 #27 A=com.wp.launchmode U=0 sz=1}

      * Hist #0: ActivityRecord{a0bc5f0 u0 com.wp.launchmode/.ActivityA t27}

  Stack #0:

打开activityB，添加flag—-FLAG_ACTIVITY_NEW_TASK

ACTIVITY MANAGER ACTIVITIES (dumpsys activity activities)

Display #0 (activities from top to bottom):

  Stack #5:

    Task id #28

    * TaskRecord{a1743d1 #28 A=com.wp.launchmode U=0 sz=1}

      * Hist #0: ActivityRecord{2ef42f8 u0 com.wp.launchmode/.ActivityB t28}

    Task id #27

    * TaskRecord{4f29769 #27 A=com.wp.launchmode U=0 sz=1}

      * Hist #0: ActivityRecord{a0bc5f0 u0 com.wp.launchmode/.ActivityA t27}

  Stack #0:

打开activityC

ACTIVITY MANAGER ACTIVITIES (dumpsys activity activities)

Display #0 (activities from top to bottom):

  Stack #5:

    Task id #28

    * TaskRecord{a1743d1 #28 A=com.wp.launchmode U=0 sz=2}

      * Hist #1: ActivityRecord{1aa9a57 u0 com.wp.launchmode/.ActivityC t28}

      * Hist #0: ActivityRecord{2ef42f8 u0 com.wp.launchmode/.ActivityB t28}

    Task id #27

    * TaskRecord{4f29769 #27 A=com.wp.launchmode U=0 sz=1}

      * Hist #0: ActivityRecord{a0bc5f0 u0 com.wp.launchmode/.ActivityA t27}

  Stack #0:

打开activityD

ACTIVITY MANAGER ACTIVITIES (dumpsys activity activities)

Display #0 (activities from top to bottom):

  Stack #5:

    Task id #28

    * TaskRecord{a1743d1 #28 A=com.wp.launchmode U=0 sz=3}

      * Hist #2: ActivityRecord{8581614 u0 com.wp.launchmode/.ActivityD t28}

      * Hist #1: ActivityRecord{1aa9a57 u0 com.wp.launchmode/.ActivityC t28}

      * Hist #0: ActivityRecord{2ef42f8 u0 com.wp.launchmode/.ActivityB t28}

    Task id #27

    * TaskRecord{4f29769 #27 A=com.wp.launchmode U=0 sz=1}

      * Hist #0: ActivityRecord{a0bc5f0 u0 com.wp.launchmode/.ActivityA t27}

  Stack #0:

打开activityA

ACTIVITY MANAGER ACTIVITIES (dumpsys activity activities)

Display #0 (activities from top to bottom):

  Stack #5:

    Task id #27

    * TaskRecord{4f29769 #27 A=com.wp.launchmode U=0 sz=1}

      * Hist #0: ActivityRecord{a0bc5f0 u0 com.wp.launchmode/.ActivityA t27}

    Task id #28

    * TaskRecord{a1743d1 #28 A=com.wp.launchmode U=0 sz=3}

      * Hist #2: ActivityRecord{8581614 u0 com.wp.launchmode/.ActivityD t28}

      * Hist #1: ActivityRecord{1aa9a57 u0 com.wp.launchmode/.ActivityC t28}

      * Hist #0: ActivityRecord{2ef42f8 u0 com.wp.launchmode/.ActivityB t28}

  Stack #0:

打开activityB，C，D

ACTIVITY MANAGER ACTIVITIES (dumpsys activity activities)

Display #0 (activities from top to bottom):

  Stack #5:

    Task id #28

    * TaskRecord{a1743d1 #28 A=com.wp.launchmode U=0 sz=3}

      * Hist #2: ActivityRecord{8581614 u0 com.wp.launchmode/.ActivityD t28}

      * Hist #1: ActivityRecord{1aa9a57 u0 com.wp.launchmode/.ActivityC t28}

      * Hist #0: ActivityRecord{2ef42f8 u0 com.wp.launchmode/.ActivityB t28}

    Task id #27

    * TaskRecord{4f29769 #27 A=com.wp.launchmode U=0 sz=1}

      * Hist #0: ActivityRecord{a0bc5f0 u0 com.wp.launchmode/.ActivityA t27}

  Stack #0: