绑定ListView的时候弹出这样的错误，有时正常有时会出现这样的错误

2013-09-27 11:56:04 178 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

Android开发入门：基于SQLite与ListView的通讯录项目实战在Android应用开发中，数据持久化与动态展示是构建功能完整应用的核心基础。SQLite作为Android内置的轻量级关系型数据库，提供了本地结构化数据存储的解决方案，其通过SQL语句和事务机制实现对数据的增删改查操作。ListView则是早期Android系统中实现高效列表展示的关键控件，它基于适配器模式将数据源与视图项绑定，并通过视图复用机制优化滚动性能。掌握SQLite与ListView的组合使用，不仅能帮助开发者理解Android数据层与UI层交互的基本原理，也为后续学习Room、Recycler 阅读详情

09-27 03:52:16.288: W/dalvikvm(1160): threadid=29: thread exiting with uncaught exception (group=0x40a13300)
09-27 03:52:16.357: E/AndroidRuntime(1160): FATAL EXCEPTION: 504146fc-6846-4a16-ba2d-75e6980bc462
09-27 03:52:16.357: E/AndroidRuntime(1160): android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views.
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.ViewRootImpl.checkThread(ViewRootImpl.java:4609)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.ViewRootImpl.focusableViewAvailable(ViewRootImpl.java:2576)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.View.setFlags(View.java:8290)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.view.View.setFocusableInTouchMode(View.java:5586)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.widget.AdapterView.checkFocus(AdapterView.java:717)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.widget.ListView.setAdapter(ListView.java:461)
09-27 03:52:16.357: E/AndroidRuntime(1160): at org.buildingknox.com.WorkOrderList$MyHandler.handleMessage(WorkOrderList.java:137)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.os.Handler.dispatchMessage(Handler.java:99)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.os.Looper.loop(Looper.java:137)
09-27 03:52:16.357: E/AndroidRuntime(1160): at android.os.HandlerThread.run(HandlerThread.java:60)

...全文

嵌入式GUI开发实战：emWin中LISTVIEW与LISTWHEEL控件的深度解析与应用在嵌入式系统开发中，图形用户界面（GUI）是连接用户与设备的关键桥梁，其性能与体验直接影响产品竞争力。emWin作为一款成熟的嵌入式图形库，其窗口对象（Widgets）体系为资源受限的MCU平台提供了高效的界面解决方案。本文聚焦于emWin中两个核心列表控件——LISTVIEW与LISTWHEEL，深入剖析其设计原理与技术价值。LISTVIEW控件采用数据模型与视觉状态分离的架构，擅长结构化数据的多列展示与精确选择，通过用户数据绑定机制实现高效的MVC模式。LISTWHEEL控件则模拟物理滚轮的交互逻辑，提阅读详情

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Alfredknox 2013-09-27

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引用 3 楼 tantahe 的回复:

看log是不能在子线程更新UI。你可以用handler来更新。

这样说吧，连续操作大概10次会出错一次，不知道哪里出错了！

tantahe 2013-09-27

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看log是不能在子线程更新UI。你可以用handler来更新。

Alfredknox 2013-09-27

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else if (b.getInt(ConfigDataFieldHelper.BundleDataFields.DATARESULTFIELD) == ConfigDataFieldHelper.BundleDataResult.DataSuccessfully) { lstMaps = (List<Map<String, Object>>) b .get(ConfigDataFieldHelper.BundleDataFields.DATA); adapter = new SimpleAdapter(WorkOrderList.this, lstMaps, R.layout.work_order_list_items, new String[] { "OrderId", "Unit", "Type", "OrderDate", "Description" }, new int[] { R.id.work_order_list_item_orderid, R.id.work_order_list_item_unit, R.id.work_order_list_item_type, R.id.work_order_list_item_date, R.id.work_order_list_item_description }); lstWorkOrder.setAdapter(adapter); lstWorkOrder.setOnItemClickListener(lstOrderItem); } 如果出话，总是会在红色这里出错

Alfredknox 2013-09-27

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if (b.getInt(ConfigDataFieldHelper.BundleDataFields.DATARESULTFIELD) == ConfigDataFieldHelper.BundleDataResult.DataEmpty)
					{
						List<Map<String, Object>> lstMapsNull = (List<Map<String, Object>>) b
								.get(ConfigDataFieldHelper.BundleDataFields.DATA);
						SimpleAdapter adapterNull = new SimpleAdapter(
								WorkOrderList.this, lstMapsNull,
								android.R.layout.simple_list_item_1,
								new String[]
								{
									"Msg"
								}, new int[]
								{
									android.R.id.text1
								});
						lstWorkOrder.setAdapter(adapterNull);
					}

Alfredknox 2013-09-27

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09-27 06:52:46.738: E/OrderId(1545): 3
09-27 06:52:46.738: E/Unit(1545): S1
09-27 06:52:46.738: E/Type(1545): Hardware
09-27 06:52:46.738: E/OrderDate(1545): 09/18/2012
09-27 06:52:46.738: E/Description(1545): OOOOOOOO000 test Android To Alfred

上面的结果是正确的，而不明白为什么还会出现下面的绑定错误


09-27 06:52:46.738: W/dalvikvm(1545): threadid=22: thread exiting with uncaught exception (group=0x40a13300)
09-27 06:52:46.807: E/AndroidRuntime(1545): FATAL EXCEPTION: 821d7831-2724-40b0-88b2-cb2c935cb214
09-27 06:52:46.807: E/AndroidRuntime(1545): android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views.
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.ViewRootImpl.checkThread(ViewRootImpl.java:4609)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.ViewRootImpl.focusableViewAvailable(ViewRootImpl.java:2576)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.ViewGroup.focusableViewAvailable(ViewGroup.java:604)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.View.setFlags(View.java:8290)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.view.View.setFocusableInTouchMode(View.java:5586)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.widget.AdapterView.checkFocus(AdapterView.java:717)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.widget.ListView.setAdapter(ListView.java:461)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at org.buildingknox.com.WorkOrderList$MyHandler.handleMessage(WorkOrderList.java:150)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.os.Handler.dispatchMessage(Handler.java:99)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.os.Looper.loop(Looper.java:137)
09-27 06:52:46.807: E/AndroidRuntime(1545): 	at android.os.HandlerThread.run(HandlerThread.java:60)
09-27 06:52:47.447: I/Choreographer(1545): Skipped 82 frames!  The application may be doing too much work on its main thread.
09-27 06:52:47.638: D/AndroidRuntime(1545): Shutting down VM
09-27 06:52:47.638: W/dalvikvm(1545): threadid=1: thread exiting with uncaught exception (group=0x40a13300)
09-27 06:52:47.678: I/Process(1545): Sending signal. PID: 1545 SIG: 9

绑定ListView的时候弹出这样的错误，有时正常有时会出现这样的错误

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