如何设置自定义对话框背景暗淡? [英] How to set Custom Dialog background dim?
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问题描述
我进行了自定义对话框,但不会使背景颜色变暗. 我尝试了这段代码,它显示为黑色背景.
I made custom dialog and it doesn't make background color dim. I tried this code and it shows with black background.
dialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_BLUR_BEHIND);
也尝试过此方法,但结果相同.背景仍然是黑色的.
Also tried this, but it shows same result. Background is still black.
window.setDimAmount(0.5f);
这是我的CustomDialog布局代码
This is my CustomDialog layout Code
<?xml version="1.0" encoding="utf-8"?>
<androidx.cardview.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:card_view="http://schemas.android.com/apk/res-auto"
android:id="@+id/cardview"
android:background=""
style="@style/PopupView"
android:elevation="5dp"
card_view:cardCornerRadius="@dimen/card_band_radius">
<RelativeLayout android:orientation="vertical"
android:background="@drawable/twobtndialog_bg"
android:layout_width="wrap_content"
android:layout_height="160dp">
<TextView
android:id="@+id/tv_message"
android:layout_marginTop="40dp"
android:layout_centerHorizontal="true"
android:textColor="@color/dark"
android:fontFamily="@font/nanumsquareregular"
android:textSize="16sp"
android:gravity="center"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<LinearLayout
android:id="@+id/ll_btn"
android:orientation="horizontal"
android:layout_marginTop="40dp"
android:layout_alignParentBottom="true"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<ImageView
android:id="@+id/btn_left"
android:clickable="true"
android:src="@drawable/btn_no"
android:layout_weight="1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<ImageView
android:id="@+id/btn_right"
android:clickable="true"
android:src="@drawable/btn_ok"
android:layout_weight="1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</LinearLayout>
</RelativeLayout>
</androidx.cardview.widget.CardView>
样式代码就是这个.
<style name="PopupView" parent="CardView">
<item name="android:layout_width">@dimen/popup_width</item>
<item name="android:layout_height">wrap_content</item>
<item name="android:layout_gravity">center</item>
<item name="android:layout_margin">30dp</item>
<item name="cardBackgroundColor">@color/paleGrey</item>
</style>
这些是维度值
<resources>
<dimen name="popup_title_height">46.5dp</dimen>
<dimen name="popup_title_padding">5dp</dimen>
<dimen name="card_band_radius">10dp</dimen>
<dimen name="item_list_view_line_width">0.5dp</dimen>
<dimen name="popup_width">300dp</dimen>
</resources>
我想让对话框显示如下图所示
I want to make my dialog shows like this image below
推荐答案
您可以尝试一下.
<style name="NewDialog">
<item name="android:windowFrame">@null</item>
<item name="android:windowBackground">@android:color/transparent</item>
<item name="android:windowIsFloating">false</item>
<item name="android:windowFullscreen">false</item>
<item name="android:windowContentOverlay">@null</item>
<item name="android:windowTitleStyle">@null</item>
<item name="android:backgroundDimEnabled">true</item> <!--Background clear-->
<item name="android:background">@android:color/transparent</item>
<item name="android:windowTranslucentStatus">false</item>
</style>
重要点是backgroundDimEnabled
Important point is backgroundDimEnabled
dialog = new Dialog(activity, R.style.NewDialog);
dialog.getWindow().setBackgroundDrawable(new ColorDrawable(android.graphics.Color.TRANSPARENT));
dialog.getWindow().requestFeature(Window.FEATURE_NO_TITLE);
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