当我在当前活动中按下按钮时如何更改下一个活动背景

Question

当我在当前活动中按下按钮时，我想更改下一个活动的背景。我有32个按钮，所有将进行相同的活动，但我想根据按钮prees更改它的背景所以它会改变32次我尝试这个但它不起作用

buttons[0].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","fattetl3bet");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back1);


            }   
     });

     buttons[1].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","sikkarwasat");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back254);


            }   
     });

     buttons[2].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","superfamily");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2978);


            }   
     });

     buttons[3].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","wiladaminalkhasira1");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back27);


            }   
     });

     buttons[4].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","wiladaminalkhasira2");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back280);


            }   
     });

     buttons[5].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","wiladaminalkhasira3");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back278);
                }   
     });

     buttons[6].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","zamanlbarghout1");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back278);
                }   
     });

     buttons[7].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","zamanlbarghout2");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back278);
                }   
     });

     buttons[8].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","ta7ounalchar1");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2896);
                }   
     });

     buttons[9].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","ta7ounalchar2");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back287);
                }   
     });

     buttons[10].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","sar5troo7");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2879);
                }   
     });
     buttons[11].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","sabaya1");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2789);
                }   
     });
     buttons[12].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","sabaya2");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back234);
                }   
     });
     buttons[13].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","sabaya3");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2435);
                }   
     });
     buttons[14].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","sabaya4");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2345);
                }   
     });
     buttons[15].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","sabaya5");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2435);
                }   
     });
     buttons[16].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","sana3oud");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2345);
                }   
     });
     buttons[17].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","ta7tasama2alwatan");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2435);
                }   
     });
     buttons[18].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","natrin");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back26546);
                }   
     });
     buttons[19].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","7oudoudchakika");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2546);
                }   
     });
     buttons[20].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","yasmin3atik");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2546);
                }   
     });
     buttons[21].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","znoodelset");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back2546);
                }   
     });
     buttons[22].setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub

                Intent myIntent = new Intent(Sori.this,listnameseries.class);
                myIntent.putExtra("namemovies","l3btmoot");
                startActivity(myIntent);
                buttons[0].setBackgroundResource(R.drawable.back25464);
                }   
     });

Answer 1

为您的意图添加额外内容，例如资源ID

myIntent.putExtra("resource_id", R.color.myPreferedBackground);

然后在onCreate（）的下一个活动中：

int bg = getIntent.getIntExtra("resource_id");
myLayout.setBackgroundResource(bg);

Answer 2

与意图一起将有关颜色的信息发送给下一个活动。

在下一个活动中，onCreate会根据信息更改颜色。