Android 如何在parse.com上增加增量
我在parse.com上增加值时遇到问题。不会发生任何情况,该值保持为0 首先,我在postactivity中将值设置为0:Android 如何在parse.com上增加增量,android,parse-platform,increment,Android,Parse Platform,Increment,我在parse.com上增加值时遇到问题。不会发生任何情况,该值保持为0 首先,我在postactivity中将值设置为0: Counter count = new Counter(); int Counts = 0; count.setVote(counts); count.saveInBackground(); 在parse.com类中,我有: public int getVote() { return getInt("vote"); } public void setVote(
Counter count = new Counter();
int Counts = 0;
count.setVote(counts);
count.saveInBackground();
在parse.com类中,我有:
public int getVote() {
return getInt("vote");
}
public void setVote(int value) {
put("vote",value");
}
在main活动中
我有:
public View getItemView(final Counter count,View view,ViewGroup parent) {
if(view==null) {
view = View.inflate(getContent(),R.layout.count_item,null);
}
ImageButton vote=(ImageButton) view.findViewById(R.id.btnvoteup);
vote.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
count.increment("vote",1);
count.saveInBackground();
}
});
return view;
}
代码以前是有效的,我不确定是什么改变导致它停止工作。我不知道这是否是您想要做的,但是如果您想将计数器增加1,请创建一列类型为number的列,然后执行以下操作:
ParseQuery<ParseObject> query = ParseQuery.getQuery("ClassName");
// Retrieve the object by id
query.getInBackground("xWMyZ4YEGZ", new GetCallback<ParseObject>() {
public void done(ParseObject myobject, ParseException e) {
if (e == null) {
// Now let's update it with some new data. In this case, only cheatMode and score
// will get sent to the Parse Cloud. playerName hasn't changed.
myobject.increment("score");
myobject.saveInBackground();
}
}
});
ParseQuery query=ParseQuery.getQuery(“ClassName”);
//按id检索对象
getInBackground(“xWMyZ4YEGZ”,newgetcallback()){
public void done(ParseObject myobject,parsee异常){
如果(e==null){
//现在让我们用一些新的数据来更新它。在这种情况下,只有作弊模式和分数
//将被发送到解析云。playerName未更改。
myobject.增量(“分数”);
myobject.saveInBackground();
}
}
});
我不知道您是否想这样做,但如果您想将计数器增加1,请创建一列类型为number的列,然后执行以下操作:
ParseQuery<ParseObject> query = ParseQuery.getQuery("ClassName");
// Retrieve the object by id
query.getInBackground("xWMyZ4YEGZ", new GetCallback<ParseObject>() {
public void done(ParseObject myobject, ParseException e) {
if (e == null) {
// Now let's update it with some new data. In this case, only cheatMode and score
// will get sent to the Parse Cloud. playerName hasn't changed.
myobject.increment("score");
myobject.saveInBackground();
}
}
});
ParseQuery query=ParseQuery.getQuery(“ClassName”);
//按id检索对象
getInBackground(“xWMyZ4YEGZ”,newgetcallback()){
public void done(ParseObject myobject,parsee异常){
如果(e==null){
//现在让我们用一些新的数据来更新它。在这种情况下,只有作弊模式和分数
//将被发送到解析云。playerName未更改。
myobject.增量(“分数”);
myobject.saveInBackground();
}
}
});
您能正确设置问题格式吗?如何测试它是否有效?您能正确设置问题格式吗?如何测试它是否有效?不客气!如果你觉得我的回答有用,请接受。不客气!如果你觉得我的回答有用,请接受