Abd*_*der 1 android material-design android-toolbar material-components material-components-android
我是android初学者。我想更改弹出菜单背景颜色。我尝试使用此代码更改背景颜色,但它对我不起作用。我不知道为什么不使用此代码。
<!--popup menu item style-->
<style name="AppTheme.PopupOverlay" parent="ThemeOverlay.MaterialComponents.Light">
<item name="android:textColor">@color/colorWhite</item>
<item name="android:popupBackground">@color/colorBlack</item>
<item name="actionOverflowMenuStyle">@style/CMOptionsMenu</item>
<item name="android:divider">@color/colorWhite</item>
<item name="android:dividerHeight">1dp</item>
</style>
<style name="CMOptionsMenu" parent="Widget.AppCompat.PopupMenu.Overflow">
<item name="android:popupBackground">@color/colorBlack</item>
<item name="overlapAnchor">false</item>
<item name="android:divider">@color/colorRegisterHeader</item>
<item name="android:dividerHeight">1dp</item>
</style>
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//此活动代码用于弹出菜单
PopupMenu popup = new PopupMenu(HomeActivity.this, v);
popup.setOnMenuItemClickListener(HomeActivity.this);
popup.inflate(R.menu.popup_menu);
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您可以使用该属性自定义背景颜色android:popupBackground。
<!-- Popup Menu -->
<style name="MyPopup" parent="@style/Widget.MaterialComponents.PopupMenu">
<item name="android:popupBackground">@color/custom</item>
</style>
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您可以使用以下属性在应用程序主题中全局配置此样式popupMenuStyle:
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.MaterialComponents.Light">
....
<item name="popupMenuStyle">@style/MyPopup</item>
</style>
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只需使用:
PopupMenu popup = new PopupMenu(this, anchor);
popup.getMenuInflater().inflate(R.menu.custom_menu, popup.getMenu());
popup.show();
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目前 PopupMenu 用于colorOnPrimary定义textColor。要更改它,您必须定义一个 textAppearance:
<style name="MytextAppearanceLargePopupMenu" parent="@style/TextAppearance.MaterialComponents.Subtitle1">
<item name="android:textColor">@color/colorAccent</item>
</style>
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然后在您的应用程序主题中添加此属性:
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.MaterialComponents.Light">
<item name="textAppearanceLargePopupMenu">@style/MytextAppearanceLargePopupMenu</item>
</style>
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