首页 > 解决方案 > Android底页对话框如何设置底边距

问题描述

我可以设置底页对话框的左右边距。有什么方法可以将边距放在底部工作表对话框的底部?

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        final Dialog d = super.onCreateDialog(savedInstanceState);
        d.setOnShowListener(new DialogInterface.OnShowListener() {
            @RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN_MR1)
            @Override
            public void onShow(DialogInterface dialogInterface) {
                View content = d.getWindow().findViewById(R.id.design_bottom_sheet);

                CoordinatorLayout.LayoutParams params = ((CoordinatorLayout.LayoutParams) content.getLayoutParams());
                params.setMargins(getResources().getDimensionPixelSize(R.dimen.fixed_padding_large), 0 ,getResources().getDimensionPixelSize(R.dimen.fixed_padding_large), getResources().getDimensionPixelSize(R.dimen.fixed_padding_large));
                content.setLayoutParams(params);

            }
        });
        return d;
    }

标签: javaandroidmaterial-designmarginbottom-sheet

解决方案


从您的布局设计中尝试使用父布局包装您的内容并将父布局背景设置为透明,然后在您的孩子设置边距底部

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="#00000000"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:orientation="vertical">
    <androidx.cardview.widget.CardView
        android:layout_marginBottom="10dp"
        android:layout_width="match_parent"
        android:layout_height="250dp"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:cardCornerRadius="10dp"
        app:cardBackgroundColor="#FFFFFF">

    </androidx.cardview.widget.CardView>
</androidx.constraintlayout.widget.ConstraintLayout>

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