android - PopupMenu onitemclick 无法正常工作
问题描述
我在 Recycler View 中创建了一个弹出菜单,如下所示。我更改了弹出菜单的样式以使用 ContextThemWrapper 设置文本颜色,但是从那时起,弹出菜单项单击侦听器不起作用。请注意,我正在为 ContextTheme Wrapper 使用 androidx.appcompat.view.ContextThemeWrapper 包
Context wrapper = new ContextThemeWrapper(ctx1, R.style.popupMenuStyle);
final PopupMenu popup = new PopupMenu(wrapper, viewHolder.overflow_bt);
MenuInflater inflater = popup.getMenuInflater();
final Menu pop = popup.getMenu();
popup.setOnMenuItemClickListener
(new PopupMenu.OnMenuItemClickListener() {
@Override
public boolean onMenuItemClick(final MenuItem item) {
switch (item.getItemId()) {
case R.id.delete:
//handle menu1 click
Delete_post(post_key);
break;
case R.id.edit:
Intent intent = new Intent(ctx1, EditPost.class);
tartActivity(intent);
break;
}
return false;
}
});
popup.show();
}
});
样式.xml
<style name="AppTheme" parent="Theme.AppCompat.NoActionBar">
<item name="android:popupMenuStyle">@style/popupMenuStyle</item>
<item name="textAppearanceLargePopupMenu">@style/myLargePopupMenuTextAppearanceColor</item>
<item name="textAppearanceSmallPopupMenu">@style/mySmallPopupMenuTextAppearanceColor</item>
<item name="android:itemBackground">@color/colorAccent</item>
</style>
<style name="popupMenuStyle" parent="Widget.AppCompat.PopupMenu">
<item name="android:popupBackground">@color/colorAccent</item>
<item name="android:textColor">@color/blackPrimary</item>
</style>
<style name="mySmallPopupMenuTextAppearanceColor" parent="@style/TextAppearance.AppCompat.Light.Widget.PopupMenu.Small">
<item name="android:textColor">@color/blackPrimary</item>
<item name="android:textColorPrimaryDisableOnly">@color/white</item>
</style>
<style name="myLargePopupMenuTextAppearanceColor" parent="@style/TextAppearance.AppCompat.Light.Widget.PopupMenu.Large">
<item name="android:textColor">@color/blackPrimary</item>
<item name="android:textColorPrimaryDisableOnly">@color/white</item>
</style>
解决方案
由于 public boolean onMenuItemClick(final MenuItem item) 总是返回 false,因此您的弹出菜单 onitemclick 将不起作用。您需要返回 true 才能使弹出菜单 itemclick 起作用。做这个:
@Override
public boolean onMenuItemClick(final MenuItem item) {
switch (item.getItemId()) {
case R.id.delete:
//handle menu1 click
Delete_post(post_key);
return true;
case R.id.edit:
Intent intent = new Intent(ctx1, EditPost.class);
tartActivity(intent);
return true;
default: return false;
}
}
});
popup.show();
我认为问题是你没有膨胀你的弹出菜单:在你的 MenuInflater 行下面添加这一行:
inflater.inflate(R.menu.your_menu_id);
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