RecyclerView线性布局和网格布局的切换
2017-12-21 11:40
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点击图片的背景:
drawable包下的文件:item.xml文件
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_checked="true" android:drawable="@drawable/kind_grid"></item>
<item android:state_checked="false" android:drawable="@drawable/kind_liner"></item>
</selector>
main的布局:
<CheckBox
android:button="@null"
android:id="@+id/iv_msg"
android:layout_width="30dp"
android:layout_height="20dp"
android:background="@drawable/item2"
/>
<android.support.v7.widget.RecyclerView
android:id="@+id/lv"
android:layout_width="match_parent"
android:layout_height="match_parent"></android.support.v7.widget.RecyclerView>
</LinearLayout>
主要的逻辑上代码:
private boolean flag=false;
private SelectRelAdapter selectRelAdapter;
private CheckBox img;
mLv = findViewById(R.id.lv);
img= findViewById(R.id.iv_msg);
img.setChecked(flag);
img.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(flag){
adapter();
img.setChecked(false);
flag=img.isChecked();
}else {
adapter1();
img.setChecked(true);
flag=img.isChecked();
}
}
});
if(img.isChecked()){
adapter();
}else {
adapter1();
}
private void adapter(){
mLv.setLayoutManager(new LinearLayoutManager(this));
SelectRelAdapter selectRelAdapter = new SelectRelAdapter(data, this);
mLv.setAdapter(selectRelAdapter);
selectRelAdapter.setOnItemClickLitener(new SelectRelAdapter.OnItemClickLitener() {
@Override
public void onItemClick(View view, int position) {
int pid = data.get(position).getPid();
Intent intent = new Intent(SelectActivity.this, XQActivity.class);
intent.putExtra("pid",pid+"");
startActivity(intent);
}
});
}
private void adapter1(){
mLv.setLayoutManager(new GridLayoutManager(this,2));
selectRelAdapter = new SelectRelAdapter(data, this);
mLv.setAdapter(selectRelAdapter);
selectRelAdapter.setOnItemClickLitener(new SelectRelAdapter.OnItemClickLitener() {
@Override
public void onItemClick(View view, int position) {
int pid = data.get(position).getPid();
Intent intent = new Intent(SelectActivity.this, XQActivity.class);
intent.putExtra("pid",pid+"");
startActivity(intent);
}
});
}
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