android4种activity启动模式_简述activity的启动模式

大家好，又见面了，我是你们的朋友全栈君。 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:

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