【发布时间】:2023-03-21 07:29:02
【问题描述】:
在 onResume 中,我获得了对需要更改可见性的小部件的引用。 logcat 显示来自首选项的设置正确返回(show_images、show_titles、show_descriptions)。并且 logcat 显示 if else 正按照它应该落入每个 if else 语句中。但在设备上,大约 50% 的时间有些卡片在启动时会显示为空白。在更改首选项后,有些会显得完全空白,有些时候似乎工作正常。我从设备上尝试了 clean、cleanbuild 和 CleanUnInstall,但没有成功。这是在 onResume 中。在调用父 onResume 并获取首选项后。
Log.i("INFO", show_images + "" + " "+ show_titles +" " + show_descriptions );
//force the layout to load before changing properties
try{
Thread.sleep(1000);
} catch (Exception e) {
e.printStackTrace();
}
if(!show_images){
Log.i("INFO", "show images false");
image1.setVisibility(View.GONE);
image2.setVisibility(View.GONE);
image3.setVisibility(View.GONE);
image4.setVisibility(View.GONE);
image5.setVisibility(View.GONE);
} else{
Log.i("INFO", "show images true");
image1.setVisibility(View.VISIBLE);
image2.setVisibility(View.VISIBLE);
image3.setVisibility(View.VISIBLE);
image4.setVisibility(View.VISIBLE);
image5.setVisibility(View.VISIBLE);
}
if(!show_titles){
Log.i("INFO", "show titles false");
rTitle1.setVisibility(View.GONE);
rTitle2.setVisibility(View.GONE);
rTitle3.setVisibility(View.GONE);
rTitle4.setVisibility(View.GONE);
rTitle5.setVisibility(View.GONE);
}else{
Log.i("INFO", "show titles true");
rTitle1.setVisibility(View.VISIBLE);
rTitle2.setVisibility(View.VISIBLE);
rTitle3.setVisibility(View.VISIBLE);
rTitle4.setVisibility(View.VISIBLE);
rTitle5.setVisibility(View.VISIBLE);
}
if(!show_descriptions){
Log.i("INFO", "show desc false");
rDescription1.setVisibility(View.GONE);
rDescription2.setVisibility(View.GONE);
rDescription3.setVisibility(View.GONE);
rDescription4.setVisibility(View.GONE);
rDescription5.setVisibility(View.GONE);
}else{
Log.i("INFO", "show desc true");
rDescription1.setVisibility(View.VISIBLE);
rDescription2.setVisibility(View.VISIBLE);
rDescription3.setVisibility(View.VISIBLE);
rDescription4.setVisibility(View.VISIBLE);
rDescription5.setVisibility(View.VISIBLE);
}
}`
【问题讨论】:
标签: android textview imageview preferences