MT8121/8382平台：
前几天又遇到一个源码的bug。在10寸平板上，进入设置界面，点击Location（位置）项，右上角Title处会显示一个开关button，用来开关定位服务。但点完Location项再点其他项的时候，button并不会消失。直到你点到Developer（开发者选项），再点击其他项那个button才会消失。Developer项本身右上角也有一个开关button。
于是很自然地想到，在切换设置项时，Location页面在退出时没有把button去掉。
结果一看果然是。
--- a/packages/apps/Settings/src/com/android/settings/location/<span style="color: #000000;">LocationSettings.java </span>+++ b/packages/apps/Settings/src/com/android/settings/location/<span style="color: #000000;">LocationSettings.java @@ </span>-100,6 +100,9 @@ <span style="color: #0000ff;">public</span> <span style="color: #0000ff;">class</span> LocationSettings <span style="color: #0000ff;">extends</span><span style="color: #000000;"> LocationSettingsBase </span><span style="color: #0000ff;">super</span><span style="color: #000000;">.onPause(); mValidListener </span>= <span style="color: #0000ff;">false</span><span style="color: #000000;">; mSwitch.setOnCheckedChangeListener(</span><span style="color: #0000ff;">null</span><span style="color: #000000;">); </span>+ getActivity().getActionBar().setCustomView(<span style="color: #0000ff;">null</span><span style="color: #000000;">);</span>
| 1 | --- a/packages/apps/Settings/src/com/android/settings/location/<span style="color: #000000;">LocationSettings.java </span>+++ b/packages/apps/Settings/src/com/android/settings/location/<span style="color: #000000;">LocationSettings.java @@ </span>-100,6 +100,9 @@ <span style="color: #0000ff;">public</span> <span style="color: #0000ff;">class</span> LocationSettings <span style="color: #0000ff;">extends</span><span style="color: #000000;"> LocationSettingsBase </span><span style="color: #0000ff;">super</span><span style="color: #000000;">.onPause(); mValidListener </span>= <span style="color: #0000ff;">false</span><span style="color: #000000;">; mSwitch.setOnCheckedChangeListener(</span><span style="color: #0000ff;">null</span><span style="color: #000000;">); </span>+ getActivity().getActionBar().setCustomView(<span style="color: #0000ff;">null</span><span style="color: #000000;">);</span> |
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