Android studio APP development GridView and ScrollView

GridView and ScrollView

GridView

ListView and GridView ScrollView is almost the same, and also the process of creating ListView like, you can refer to this blog post: https: //blog.csdn.net/Ace_bb/article/details/104066710

The difference is that with List'View different layout file attributes.
First look ListView interface layout previously created under:

A property numColumns

Add the following code layout file:

android:numColumns="3"

FIG interface effect:

it can be modified to show the number of columns by modifying the control digital numColumns behind.
This feature can be used for an album, the micro-channel QQ expression package list and the like .

numColumns may be provided an adaptive, set the number of columns of the system in accordance with the size of their control.

        android:numColumns="auto_fit"

Their width may be set to the control, the number of columns to make the system adaptive, as follows:

        android:columnWidth="50dp"

The distance between the two design attributes list control

List may be provided to control the distance between the control code is as follows:

        android:horizontalSpacing="110dp"
        android:verticalSpacing="110dp"

After setting results shown in Figure:

ScrollView

ScrollView not content area for scrolling list. Only supports vertical scrolling, scrollView controls which can only put a control, but you can add a LinearLayout, which joined in to LinearLayout other controls.
Here directly on the code:

<ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@+id/grid_view_button">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical">
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="我是来自于ScrollView中的Button"/>

        </LinearLayout>

    </ScrollView>

The effect is as:

cover in this layout above, support scrolling.