标签:
应用详情安全界面
public class DetailSafeHolder extends BaseHolder<AppInfo> implements
OnClickListener {
@ViewInject(R.id.safe_layout)
private RelativeLayout safe_layout;
@ViewInject(R.id.safe_content)
private LinearLayout safe_content;
@ViewInject(R.id.safe_arrow)
private ImageView safe_arrow;
ImageView[] ivs;
ImageView[] iv_des;
TextView[] tv_des;
LinearLayout[] des_layout;
@Override
public View initView() {
View view = UiUtils.inflate(R.layout.detail_safe);
ViewUtils.inject(this, view);
ivs = new ImageView[4]; // 初始化标题栏的图片
ivs[0] = (ImageView) view.findViewById(R.id.iv_1);
ivs[1] = (ImageView) view.findViewById(R.id.iv_2);
ivs[2] = (ImageView) view.findViewById(R.id.iv_3);
ivs[3] = (ImageView) view.findViewById(R.id.iv_4);
iv_des = new ImageView[4]; // 初始化每个条目描述的图片
iv_des[0] = (ImageView) view.findViewById(R.id.des_iv_1);
iv_des[1] = (ImageView) view.findViewById(R.id.des_iv_2);
iv_des[2] = (ImageView) view.findViewById(R.id.des_iv_3);
iv_des[3] = (ImageView) view.findViewById(R.id.des_iv_4);
tv_des = new TextView[4]; // 初始化每个条目描述的文本
tv_des[0] = (TextView) view.findViewById(R.id.des_tv_1);
tv_des[1] = (TextView) view.findViewById(R.id.des_tv_2);
tv_des[2] = (TextView) view.findViewById(R.id.des_tv_3);
tv_des[3] = (TextView) view.findViewById(R.id.des_tv_4);
des_layout = new LinearLayout[4]; // 初始化条目线性布局
des_layout[0] = (LinearLayout) view.findViewById(R.id.des_layout_1);
des_layout[1] = (LinearLayout) view.findViewById(R.id.des_layout_2);
des_layout[2] = (LinearLayout) view.findViewById(R.id.des_layout_3);
des_layout[3] = (LinearLayout) view.findViewById(R.id.des_layout_4);
LayoutParams layoutParams = safe_content.getLayoutParams();
layoutParams.height=0;//默认为0
safe_content.setLayoutParams(layoutParams);
//必须经过上面这三步才能设置大小
safe_arrow.setImageResource(R.drawable.arrow_down);
return view;
}
@Override
public void refreshView(AppInfo data) {
safe_layout.setOnClickListener(this);
List<String> safeUrl = data.getSafeUrl();
List<String> safeDesUrl = data.getSafeDesUrl();
List<String> safeDes = data.getSafeDes();
List<Integer> safeDesColor = data.getSafeDesColor(); // 0 1 2 3
for (int i = 0; i < 4; i++) {
if (i < safeUrl.size() && i < safeDesUrl.size()
&& i < safeDes.size() && i < safeDesColor.size()) {
ivs[i].setVisibility(View.VISIBLE);
des_layout[i].setVisibility(View.VISIBLE);
bitmapUtils.display(ivs[i], HttpHelper.URL + "image?name="
+ safeUrl.get(i));
bitmapUtils.display(iv_des[i], HttpHelper.URL + "image?name="
+ safeDesUrl.get(i));
tv_des[i].setText(safeDes.get(i));
// 根据服务器数据显示不同的颜色,有可能文字颜色不一样
int color;
int colorType = safeDesColor.get(i);
if (colorType >= 1 && colorType <= 3) {
color = Color.rgb(255, 153, 0); // 00 00 00
} else if (colorType == 4) {
color = Color.rgb(0, 177, 62);
} else {
color = Color.rgb(122, 122, 122);
}
tv_des[i].setTextColor(color);
} else {
ivs[i].setVisibility(View.GONE);
des_layout[i].setVisibility(View.GONE);
}
}
}
boolean flag=false;//默认不展开
@Override
public void onClick(View v) {
if (v.getId() == R.id.safe_layout) {
int startHeight;
int targetHeight;
if (!flag) { // 展开的动画
startHeight=0;
targetHeight=getMeasureHeight();
flag = true;
//safe_content.setVisibility(View.VISIBLE);这样写也可以,不过显的特别突兀
safe_content.getMeasuredHeight(); // 0
} else {
flag=false;
//safe_content.setVisibility(View.GONE);
startHeight=getMeasureHeight();
targetHeight=0;
}
// 值动画
ValueAnimator animator=ValueAnimator.ofInt(startHeight,targetHeight);
final RelativeLayout.LayoutParams layoutParams = (android.widget.RelativeLayout.LayoutParams) safe_content.getLayoutParams();
animator.addUpdateListener(new AnimatorUpdateListener() { // 监听值的变化
@Override
public void onAnimationUpdate(ValueAnimator animator) {
int value=(Integer) animator.getAnimatedValue();// 运行当前时间点的一个值
layoutParams.height=value;
safe_content.setLayoutParams(layoutParams);// 刷新界面
System.out.println(value);
}
});
animator.addListener(new AnimatorListener() { // 监听动画执行
//当动画开始执行的时候调用
@Override
public void onAnimationStart(Animator arg0) {
// TODO Auto-generated method stub
}
@Override
public void onAnimationRepeat(Animator arg0) {
}
@Override
public void onAnimationEnd(Animator arg0) {
if(flag){
safe_arrow.setImageResource(R.drawable.arrow_up);
}else{
safe_arrow.setImageResource(R.drawable.arrow_down);
}
}
@Override
public void onAnimationCancel(Animator arg0) {
}
});
animator.setDuration(500);
animator.start();
}
}
//onMeasure() 制定测量的规则
// measure() 实际测量
/**
* 获取控件实际的高度
*/
public int getMeasureHeight(){
int width = safe_content.getMeasuredWidth(); // 由于宽度不会发生变化 宽度的值取出来
safe_content.getLayoutParams().height = ViewGroup.LayoutParams.WRAP_CONTENT;// 让高度包裹内容,可以不写
- //得先重新设置完规则再测量
// 参数1 测量控件mode 参数2 大小
int widthMeasureSpec=MeasureSpec.makeMeasureSpec(MeasureSpec.EXACTLY, width); // mode+size
int heightMeasureSpec=MeasureSpec.makeMeasureSpec(MeasureSpec.AT_MOST, 1000);// 我的高度 最大是1000
// 测量规则 宽度是一个精确的值width, 高度最大是1000,以实际为准
safe_content.measure(widthMeasureSpec, heightMeasureSpec); // 通过该方法重新测量控件
return safe_content.getMeasuredHeight();
}
}
public class DetailDesHolder extends BaseHolder<AppInfo> implements OnClickListener {
@ViewInject(R.id.des_content)
private TextView des_content;
@ViewInject(R.id.des_author)
private TextView des_author;
@ViewInject(R.id.des_arrow)
private ImageView des_arrow;
@ViewInject(R.id.des_layout)
private RelativeLayout des_layout;
@Override
public View initView() {
View view=UiUtils.inflate(R.layout.detail_des);
ViewUtils.inject(this, view);
return view;
}
@Override
public void refreshView(AppInfo data) {
des_content.setText(data.getDes());
des_author.setText("作者:"+data.getAuthor());
des_layout.setOnClickListener(this);
//des_content 起始高度7行的高度
LayoutParams layoutParams = des_content.getLayoutParams();
layoutParams.height=getShortMeasureHeight();
des_content.setLayoutParams(layoutParams);
des_arrow.setImageResource(R.drawable.arrow_down);
}
/**
* 获取7行的高度
* @return
*/
public int getShortMeasureHeight(){
// 复制一个新的TextView 用来测量,最好不要在之前的TextView测量 有可能影响其它代码执行
TextView textView=new TextView(UiUtils.getContext());
textView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 14);//设置字体大小14dp
textView.setMaxLines(7);
textView.setLines(7);// 强制有7行
int width=des_content.getMeasuredWidth(); // 开始宽度
//得先重新设置完规则再测量
int widthMeasureSpec=MeasureSpec.makeMeasureSpec(MeasureSpec.EXACTLY, width);
int heightMeasureSpec=MeasureSpec.makeMeasureSpec(MeasureSpec.AT_MOST, 1000);
textView.measure(widthMeasureSpec, heightMeasureSpec);
return textView.getMeasuredHeight();
}
/**
* 获取TextView 自己本身的高度
* @return
*/
public int getLongMeasureHeight(){
int width=des_content.getMeasuredWidth(); // 开始宽度
des_content.getLayoutParams().height= ViewGroup.LayoutParams.WRAP_CONTENT;// 高度包裹内容
int widthMeasureSpec=MeasureSpec.makeMeasureSpec(MeasureSpec.EXACTLY, width);
int heightMeasureSpec=MeasureSpec.makeMeasureSpec(MeasureSpec.AT_MOST, 1000);
des_content.measure(widthMeasureSpec,heightMeasureSpec);//
return des_content.getMeasuredHeight();
}
boolean flag;// true展开了 false 没有展开,不写的话默认是false
@Override
public void onClick(View v) {
expand();
}
ScrollView scrollView;
// scrollView.scrollTo(0, scrollView.getMeasuredHeight())
/**
* 获取到界面的ScollView,这样可以点箭头时就到了最后
*/
public ScrollView getScrollView(View view){
ViewParent parent = view.getParent();
if(parent instanceof ViewGroup){
ViewGroup group=(ViewGroup) parent;
if(group instanceof ScrollView){
return (ScrollView)group;
}else{
return getScrollView(group);//用递归,知道获取到
ScrollView}
}else{
return null;
}
}
private void expand() {
scrollView=getScrollView(des_layout);
int startHeight;
int targetHeight;
if(!flag){
flag=true;
startHeight=getShortMeasureHeight();
targetHeight=getLongMeasureHeight();
}else{
flag=false;
startHeight=getLongMeasureHeight();
targetHeight=getShortMeasureHeight();
}
final LayoutParams layoutParams = des_content.getLayoutParams();
ValueAnimator animator=ValueAnimator.ofInt(startHeight,targetHeight);
animator.addUpdateListener(new AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
int value=(Integer) animation.getAnimatedValue();
layoutParams.height=value;
des_content.setLayoutParams(layoutParams);
scrollView.scrollTo(0, scrollView.getMeasuredHeight());// 让scrollView 移动到最下面
}
});
animator.addListener(new AnimatorListener() { // 监听动画执行
//当动画开始执行的时候调用
@Override
public void onAnimationStart(Animator arg0) {
// TODO Auto-generated method stub
}
@Override
public void onAnimationRepeat(Animator arg0) {
}
@Override
public void onAnimationEnd(Animator arg0) {
if(flag){
des_arrow.setImageResource(R.drawable.arrow_up);
}else{
des_arrow.setImageResource(R.drawable.arrow_down);
}
}
@Override
public void onAnimationCancel(Animator arg0) {
}
});
animator.setDuration(500);//设置动画持续时间
animator.start();
}
}
@Override
public void onInnerItemClick(int position) {
super.onInnerItemClick(position);
Toast.makeText(UiUtils.getContext(), "position:"+position, 0).show();
AppInfo appInfo = datas.get(position);
Intent intent=new Intent(UiUtils.getContext(), DetailActivity.class);
intent.putExtra("packageName", appInfo.getPackageName());
UiUtils.startActivity(intent);
}
/**
* 可以打开activity
* @param intent
*/
public static void startActivity(Intent intent) {
// 如果不在activity里去打开activity 需要指定任务栈 需要设置标签
if(BaseActivity.activity==null){
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
getContext().startActivity(intent);
}else{
BaseActivity.activity.startActivity(intent);
}
}
public static BaseActivity activity;
@Override
protected void onResume() {
super.onResume();
activity=this;
}
@Override
protected void onPause() {
super.onPause();
activity=null;
}
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原文地址:http://www.cnblogs.com/liuyu0529/p/4979261.html