을 얻을 수 없습 버튼을 배경 색상

0

질문

나를 얻으려는 현재 배경 색상의 버튼에서 무작위 색상 팔레트에 있습니다. 그러나 내용은 항상 충돌하려고 할 때 다음의 코드입니다.

int activeColor = ((ColorDrawable)color1.getBackground()).getColor();

나는 항상 이 오류 메시지가 표시됩니다.

    Process: com.boredgiant.chora, PID: 17418
    java.lang.ClassCastException: android.graphics.drawable.RippleDrawable cannot be cast to android.graphics.drawable.ColorDrawable
        at com.boredgiant.chora.DrawActivity$103.onClick(DrawActivity.java:850)
        at android.view.View.performClick(View.java:6314)
        at com.google.android.material.button.MaterialButton.performClick(MaterialButton.java:1119)
        at android.view.View$PerformClick.run(View.java:24793)
        at android.os.Handler.handleCallback(Handler.java:790)
        at android.os.Handler.dispatchMessage(Handler.java:99)
        at android.os.Looper.loop(Looper.java:164)
        at android.app.ActivityThread.main(ActivityThread.java:6543)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:440)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:810)
android background button colors
2021-11-24 06:08:05
1

최고의 응답

0

당신이 필요 캐스팅을 RippleDrawable

int activeColor = ((RippleDrawable)color1.getBackground()).getColorStateList().getDefaultColor();
2021-11-24 06:18:14

다른 언어로

이 페이지는 다른 언어로되어 있습니다

Русский
..................................................................................................................
Italiano
..................................................................................................................
Polski
..................................................................................................................
Română
..................................................................................................................
हिन्दी
..................................................................................................................
Français
..................................................................................................................
Türk
..................................................................................................................
Česk
..................................................................................................................
Português
..................................................................................................................
ไทย
..................................................................................................................
中文
..................................................................................................................
Español
..................................................................................................................
Slovenský
..................................................................................................................