#趣米杯 # code farming weather--code farmers own weather App (iv)

This article participates in the Interest Rice Cup essay activity, if needs to reprint please indicate the source and the author #趣米杯 # code farming weather--The Weather app (i) #趣米杯 # code farming weather--The Weather app (ii) #趣米杯 # code farming weather--code farmers Own weather App (iii) We've already implemented a basic feature of the weather app, and I'm going to introduce a couple of features to the app: Notice bar, Desktop widget, and PM2.5 that people are really concerned about lately. First of all, simple to say the implementation of the notice bar, this function is very simple, as long as you have the layout of the file design, and then through the Notificationmanager show it can, the cancellation is also through the Notificationmanager to cancel, This piece should not have any difficulty, I put my reverse solution of the Rainbow Weather Notice column layout file, we draw on: <?xml version= "1.0" encoding= "UTF-8"?> <relativelayout xmlns:android= "Http://schemas.android.com/apk/res/android" Android:id= "@+id/widgetrl" Android:layout_width= "Fill_parent" android:layout_height= "Fill_parent" android:layout_margin= "0.0dip" > <textview Android:id= "@+id/citytv" Style= "\ @style/notificationtitle" Android:layout_width= "Wrap_content" android:layout_height= "Wrap_content" Android:layout_alignparentleft= "true" android:layout_marginleft= "8.0dip" android:layout_margintop= "2.0dip" Android:textsize= "16.0dip" android:textstyle= "Bold"/> <textview Android:id= "@+id/todaytempnow" Style= "\ @style/notificationtext" Android:layout_width= "Wrap_content" android:layout_height= "Wrap_content" android:layout_below= "@id/citytv" android:layout_marginleft= "15.0dip" android:layout_margintop= " -4.0dip" Android:textsize= "22.0dip"/> <linearlayout Android:id= "@+id/days" Android:layout_width= "195.0dip" android:layout_height= "Wrap_content" Android:layout_alignparentright= "true" Android:layout_centervertical= "true" android:orientation= "Horizontal" > <linearlayout Android:layout_width= "Fill_parent" android:layout_height= "Fill_parent" Android:layout_weight= "2.0" Android:gravity= "Center_horizontal" android:orientation= "Vertical" > <textview Android:id= "@+id/tvday1" Style= "\ @style/notificationtext" Android:layout_width= "Fill_parent" android:layout_height= "Wrap_content" android:gravity= "Center" Android:textsize= "10.0dip"/> <imageview Android:id= "@+id/imgicon1" Android:layout_width= "32.0dip" android:layout_height= "32.0dip" Android:padding= "3.0dip" Android:scaletype= "Fitxy"/> <textview Android:id= "@+id/tvtemp1" Style= "\ @style/notificationtext" Android:layout_width= "Wrap_content" android:layout_height= "Wrap_content" Android:textsize= "10.0dip"/> </LinearLayout> <linearlayout Android:layout_width= "Fill_parent" android:layout_height= "Fill_parent" Android:layout_weight= "2.0" Android:gravity= "Center_horizontal" android:orientation= "Vertical" android:paddingleft= "2.0dip" android:paddingright= "2.0dip" > <textview Android:id= "@+id/tvday2" Style= "\ @style/notificationtext" Android:layout_width= "Fill_parent" android:layout_height= "Wrap_content" android:gravity= "Center" Android:textsize= "10.0dip"/> <imageview Android:id= "@+id/imgicon2" Android:layout_width= "32.0dip" android:layout_height= "32.0dip" Android:padding= "3.0dip" Android:scaletype= "Fitxy"/> <textview Android:id= "@+id/tvtemp2" Style= "\ @style/notificationtext" Android:layout_width= "Wrap_content" android:layout_height= "Wrap_content" Android:textsize= "10.0dip"/> </LinearLayout> <linearlayout Android:layout_width= "Fill_parent" android:layout_height= "Fill_parent" Android:layout_weight= "2.0" Android:gravity= "Center_horizontal" android:orientation= "Vertical" > <textview Android:id= "@+id/tvday3" Style= "\ @style/notificationtext" Android:layout_width= "Fill_parent" android:layout_height= "Wrap_content" android:gravity= "Center" Android:textsize= "10.0dip"/> <imageview Android:id= "@+id/imgicon3" Android:layout_width= "32.0dip" android:layout_height= "32.0dip" Android:padding= "3.0dip&q