android-gravity

问题 Currently it looks as in attached with this layout: <android.support.design.widget.TextInputLayout android:id="@+id/layoutCurrentPW" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="10dp" app:errorEnabled="true"> How to set the error message "password must at least be 8 characters" to center gravity ? I tried with android:gravity="center" but that did not work. EDIT Layout that includes EditText: <android.support.design.widget.TextInputLayout

问题 Currently it looks as in attached with this layout: <android.support.design.widget.TextInputLayout android:id="@+id/layoutCurrentPW" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="10dp" app:errorEnabled="true"> How to set the error message "password must at least be 8 characters" to center gravity ? I tried with android:gravity="center" but that did not work. EDIT Layout that includes EditText: <android.support.design.widget.TextInputLayout

问题 I have a LinearLayout inside of which I have a textView . When I click on textView in component tree I don't see it's gravity property in Properties menu on the right side. I also don't see layout:gravity property. Even after manually adding those properties in xml, I still don't see them. 回答1: You need to click on the "two arrows" at the top of the Properties menu to see all the properties If you want to see them in the base list, you can add them as "favorite attributes" by clicking on the

问题 I have a LinearLayout inside of which I have a textView . When I click on textView in component tree I don't see it's gravity property in Properties menu on the right side. I also don't see layout:gravity property. Even after manually adding those properties in xml, I still don't see them. 回答1: You need to click on the "two arrows" at the top of the Properties menu to see all the properties If you want to see them in the base list, you can add them as "favorite attributes" by clicking on the

问题 I would like to use a splah screen containing 2 images: the main image must be fully center the secondary image must be center between the bottom and the main image The expected render is something like this: But I don't see how to get this, and my second image is bottom aligned: The XML of my splash is: <?xml version="1.0" encoding="utf-8" ?> <layer-list xmlns:android="http://schemas.android.com/apk/res/android"> <item> <shape android:shape="rectangle"> <solid android:color="@color

问题 I know we can set the following values to the android:gravity and android:layout_gravity properties: center center_vertical center_horizontal , etc. But I am confused regarding both of these. What is the difference between the usage of android:gravity and android:layout_gravity ? 回答1: Their names should help you: android:gravity sets the gravity of the contents (i.e. its subviews) of the View it's used on. android:layout_gravity sets the gravity of the View or Layout relative to its parent.