Question

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/layout_blue_border"
android:weightSum="1">

<LinearLayout
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:weightSum="5"
    android:layout_weight="1.5"
    android:layout_margin="@dimen/abc_button_inset_horizontal_material"
    android:outlineProvider="none">

    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:id="@+id/textView2"
        android:layout_marginLeft="@dimen/abc_control_inset_material">

        <TextView
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="Moisture Probe Info"
            android:id="@+id/textView9"
            android:layout_weight="1"
            android:layout_marginTop="@dimen/activity_horizontal_margin"
            android:textSize="@dimen/abc_text_size_button_material"
            android:textStyle="bold" />
    </LinearLayout>

    <TableLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:outlineProvider="none"
        android:orientation="horizontal"
        android:layout_below="@+id/ActvCal"
        android:layout_alignLeft="@+id/display_tv"
        android:layout_alignStart="@+id/display_tv"
        android:weightSum="5"
        android:layout_weight="0" >

        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="fill_parent"
            android:layout_height="match_parent"
            android:weightSum="2"
            android:layout_weight="1"
            android:layout_margin="@dimen/activity_horizontal_margin" >

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Serial #:"
                android:id="@+id/Serial"
                android:layout_weight="1" />

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/serial_val"
                android:layout_column="8"
                android:layout_weight="1" />
        </LinearLayout>

        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:weightSum="2"
            android:layout_margin="@dimen/activity_horizontal_margin" >

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Battery:"
                android:id="@+id/Battery"
                android:layout_weight="1" />

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/Battery_val"
                android:layout_column="8"
                android:text="0"
                android:layout_alignParentEnd="true"
                android:layout_weight="1"
                android:layout_alignParentRight="true" />
        </LinearLayout>

        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:weightSum="2"
            android:layout_margin="@dimen/activity_horizontal_margin" >

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Firmware Ver:"
                android:id="@+id/Firmware"
                android:layout_weight="1" />

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/Firmware_val"
                android:layout_column="8"
                android:layout_weight="1" />
        </LinearLayout>

        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:weightSum="2"
            android:layout_margin="@dimen/activity_horizontal_margin" >

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Date:"
                android:id="@+id/date"
                android:textIsSelectable="false"
                android:layout_weight="1" />

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/date_val"
                android:layout_column="8"
                android:layout_alignParentEnd="true"
                android:layout_weight="1"
                android:layout_alignParentRight="true" />
        </LinearLayout>

        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:weightSum="2"
            android:layout_margin="@dimen/activity_horizontal_margin" >

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="MAC Addr:"
                android:id="@+id/MACaddr"
                android:layout_weight="1" />

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/mac_val"
                android:layout_column="8"
                android:layout_weight="1" />
        </LinearLayout>

        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_marginLeft="@dimen/activity_horizontal_margin"
            android:layout_marginTop="@dimen/activity_horizontal_margin"
            android:layout_marginRight="@dimen/activity_horizontal_margin">

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Latitude"
                android:id="@+id/Long_text"
                android:layout_weight="1" />

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/Latitude_val"
                android:layout_column="8"
                android:layout_weight="1" />
        </LinearLayout>

        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_marginLeft="@dimen/activity_horizontal_margin"
            android:layout_marginRight="@dimen/activity_horizontal_margin"

android:layout_marginBottom="@dimen/activity_horizontal_margin">

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Longitude"
                android:id="@+id/textView3"
                android:layout_weight="1" />

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/Longitude_val"
                android:layout_column="8"
                android:layout_weight="1" />
        </LinearLayout>

        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_margin="@dimen/activity_horizontal_margin" >

            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/Note"
                android:layout_column="8"
                android:layout_weight="1" />
        </LinearLayout>
    </TableLayout>
    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:weightSum="3"
        android:layout_gravity="bottom"

        android:gravity="bottom|fill_vertical"
        android:layout_weight=".5"
        android:layout_marginLeft="@dimen/activity_horizontal_margin">



        <TextView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button2"
            android:layout_alignParentBottom="true"
            android:layout_toLeftOf="@+id/Return2"
            android:layout_toStartOf="@+id/Return2"
            android:layout_alignTop="@+id/button1"

            android:layout_weight="1"
            android:layout_gravity="center_vertical"

            android:layout_marginRight="@dimen/activity_horizontal_margin"
            android:outlineProvider="none" />

        <TextView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:text=""
            android:id="@+id/button1"
            android:layout_alignParentEnd="false"
            android:layout_alignParentRight="false"

            android:layout_weight="1"

            android:layout_marginRight="@dimen/activity_horizontal_margin"
            android:outlineProvider="none" />

        <Button
            android:id="@+id/Return2"
            android:text="Return to Main Menu"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_alignParentBottom="true"
            android:layout_alignParentRight="true"
            android:layout_alignParentEnd="true"
            android:layout_alignTop="@+id/button2"
            android:background="@drawable/button_shape_grey"
            android:layout_weight="1"

            android:textSize="@dimen/abc_text_size_caption_material"
            android:layout_marginRight="@dimen/activity_horizontal_margin"           
/>
    </LinearLayout>
</LinearLayout>

</LinearLayout>

<ProgressBar
    android:id="@+id/progressBar1"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_centerHorizontal="true"
    android:indeterminate="false"
    android:layout_weight=".1"
    android:layout_marginTop="@dimen/activity_horizontal_margin"
    android:layout_gravity="top|center_horizontal" />
</RelativeLayout>

我是Android编程新手。布局在某些设备上正确显示，而在其他设备上则被切断。我添加了像＆＃34; @ dimen / activity_horizontal_margin＆＃34;在XML中进行布局。我希望这些可以根据屏幕尺寸计算，但事实并非如此。我怎样才能提到根据可用空间计算的保证金？

Answer 1

首先，你有这么多包裹的布局并不好。第二，在这些情况下使用重量非常糟糕，因为Android需要大量时间来计算最深部分内的值。

通过这种方式，你需要更好地使用 TableLayout 来达到同样的目的。

针对不同屏幕尺寸的Android布局倾斜

1 个答案: