我用大寫X屏蔽掉我自己訊息喔
package com.example.XXXXXXX.linearlayout_testc001;
import android.graphics.Color;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.TextView;
import java.util.Random;
public class MainActivity extends AppCompatActivity {
TextView RRR,GGG,BBB,toptitle;
View colorB;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
RRR = (TextView) findViewById(R.id.RRR);
GGG = (TextView) findViewById(R.id.GGG);
BBB = (TextView) findViewById(R.id.BBB);
toptitle = (TextView) findViewById(R.id.toptitle);
colorB = findViewById(R.id.colorB);
}
public void setcol(View v) {
Random x = new Random();
int red = x.nextInt(256);
RRR.setText(red);
RRR.setBackgroundColor(Color.rgb(red,0,0));
int green = x.nextInt(256);
RRR.setText(green);
RRR.setBackgroundColor(Color.rgb(0,green,0));
int blue = x.nextInt(256);
RRR.setText(blue);
RRR.setBackgroundColor(Color.rgb(0,0,blue));
toptitle.setTextColor(Color.rgb(red,green,blue));
colorB.setBackgroundColor(Color.rgb(red,green,blue));
}
}
然後
程式當掉完全沒有錯誤碼
直到把AVD關掉
Emulator: qemu-system-armel.exe: Unable to open C:XXXXXXXX.androidavd4.65_720p_Galaxy_Nexus_API_21.avddatamiscpstorepstore.bin: Permission denied
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