这里是带有项目列表的警报对话框:
val cs: Array<CharSequence> = pairedDevices.map { z -> z.name }.toTypedArray()
var selectedDevice: String = "" val ab = AlertDialog.Builder(this, R.style.AlertDialog);
ab.setTitle("Select device");
ab.setIcon(android.R.drawable.ic_dialog_alert);
ab.setPositiveButton("Select") { dialogueInterface, which -> btConnect(selectedDevice);
};
ab.setNeutralButton("Cancel") { dialogueInterface, which ->
Toast.makeText(
applicationContext,
"No Bluetooth adapter selected.",
Toast.LENGTH_LONG
).show()
};
ab.setItems(cs) { dialog, which -> selectedDevice= cs[which].toString() };
val a = ab.create();
a.setCancelable(false);
a.show();
它在黑色背景上显示黑色文本。
<resources>
<style name="PsaMfdTheme" parent="Theme.AppCompat.DayNight.NoActionBar">
<!-- Customize your theme here. -->
<item name="android:textColor">@color/text</item>
<item name="android:textColorPrimaryDisableOnly">@color/textDisabled</item>
<item name="android:background">@color/background</item>
<item name="textColorAlertDialogListItem">@color/text</item>
<item name="android:textColorHint">@color/text</item>
<item name="android:textColorPrimary">@color/text</item>
<item name="android:textColorSecondary">@color/text</item>
<item name="android:textColorTertiary">@color/text</item>
<item name="colorAccent">@color/text</item>
</style>
<style name="AlertDialog" parent="Theme.AppCompat.DayNight.Dialog">
<item name="android:textColor">@color/text</item>
<item name="android:textColorPrimaryDisableOnly">@color/textDisabled</item>
<item name="android:background">@color/background</item>
<item name="textColorAlertDialogListItem">#FFFFFF</item>
<item name="android:textColorHint">@color/text</item>
<item name="android:textColorPrimary">@color/text</item>
<item name="android:textColorSecondary">@color/text</item>
<item name="android:textColorTertiary">@color/text</item>
<item name="colorAccent">@color/text</item>
</style>
</resources>
如何更改文字颜色?到处似乎都在说textColorAlertDialogListItem
,但这没用。
是