Android的谷歌地图标记信息窗口活动 [英] Android google maps marker InfoWindow activities
问题描述
我用下面对谷歌地图显示的几个位置code段。我得到这些坐标作为阵列。在地图上显示的标记后,我想点击标记的信息窗口后,走了活动。单个标记的每个信息窗口应该点击后都有不同的活动。我有4个指标,我想通过点击信息窗口访问4个不同的活动。我应该如何实现这一点。谢谢
看跌标记在地图上的我的code
标记A1 = googleMap.addMarker(新MarkerOptions()位置(一)
.title伪(ARR [0])
是.snippet(改编[1]));
标记B1 = googleMap.addMarker(新MarkerOptions()。位置(B)
.title伪(改编[9])
是.snippet(改编[10]));
标记C1 = googleMap.addMarker(新MarkerOptions()。位置(C)
.title伪(ARR [18])
是.snippet(ARR [19]));
标记D1 = googleMap.addMarker(新MarkerOptions()。位置(d)
.title伪(ARR [27])
是.snippet(ARR [28]));
使用一个HashMap来存储标记ID和它对应的识别应该打开的活动的。
然后,使用 OnInfoWindowClickListener
来获取用户点击信息窗口的情况下,并使用HashMap来确定要打开的活动。
声明的HashMap作为一个实例变量:
//声明HashMap来存储标记映射到活动
HashMap的<字符串,字符串> markerMap =新的HashMap<字符串,字符串>();
然后,每次添加一个标记时,请在HashMap中的条目:
字符串ID = NULL;
标记A1 = googleMap.addMarker(新MarkerOptions()位置(一)
.title伪(ARR [0])
是.snippet(改编[1]));
的id = a1.getId();
markerMap.put(ID,A1);
标记B1 = googleMap.addMarker(新MarkerOptions()。位置(B)
.title伪(改编[9])
是.snippet(改编[10]));
的id = b1.getId();
markerMap.put(ID,B1);
标记C1 = googleMap.addMarker(新MarkerOptions()。位置(C)
.title伪(ARR [18])
是.snippet(ARR [19]));
的id = c1.getId();
markerMap.put(ID,C1);
标记D1 = googleMap.addMarker(新MarkerOptions()。位置(d)
.title伪(ARR [27])
是.snippet(ARR [28]));
的id = d1.getId();
markerMap.put(ID,D1);
}
,然后定义信息窗口中点击监听器:
googleMap.setOnInfoWindowClickListener(新GoogleMap.OnInfoWindowClickListener(){
@覆盖
公共无效onInfoWindowClick(标记标记){
串m = markerMap.get(marker.getId());
如果(m.equals(A1)){
意图I =新的意图(MainActivity.this,ActivityA1.class);
startActivity(ⅰ);
}
否则如果(m.equals(B1)){
意图I =新的意图(MainActivity.this,ActivityB1.class);
startActivity(ⅰ);
}
否则如果(m.equals(C1)){
意图I =新的意图(MainActivity.this,ActivityC1.class);
startActivity(ⅰ);
}
否则如果(m.equals(D1)){
意图I =新的意图(MainActivity.this,ActivityD1.class);
startActivity(ⅰ);
}
}
});
I use following code segment for display several locations on google map. I get those coordinates as a array. After displaying markers on the map i want to go for a activity after clicking Infowindows of marker. Each infowindow of single marker should have different activity after clicking it. I have 4 markers and i want to access 4 different activities by clicking infowindow. How should i implement this. Thank you
My code of put markers on map
Marker a1 = googleMap.addMarker(new MarkerOptions().position(a)
.title(arr[0])
.snippet(arr[1]) );
Marker b1 = googleMap.addMarker(new MarkerOptions().position(b)
.title(arr[9])
.snippet(arr[10]) );
Marker c1= googleMap.addMarker(new MarkerOptions().position(c)
.title(arr[18])
.snippet(arr[19]));
Marker d1= googleMap.addMarker(new MarkerOptions().position(d)
.title(arr[27])
.snippet(arr[28]));
Use a HashMap to store the marker ID and it's corresponding identification of which Activity it should open.
Then, use a OnInfoWindowClickListener
to get the event of a user clicking the info window, and use the HashMap to determine which Activity to open.
Declare the HashMap as an instance variable:
//Declare HashMap to store mapping of marker to Activity
HashMap<String, String> markerMap = new HashMap<String, String>();
Then, each time you add a Marker, make an entry in the HashMap:
String id = null;
Marker a1 = googleMap.addMarker(new MarkerOptions().position(a)
.title(arr[0])
.snippet(arr[1]));
id = a1.getId();
markerMap.put(id, "a1");
Marker b1 = googleMap.addMarker(new MarkerOptions().position(b)
.title(arr[9])
.snippet(arr[10]));
id = b1.getId();
markerMap.put(id, "b1");
Marker c1= googleMap.addMarker(new MarkerOptions().position(c)
.title(arr[18])
.snippet(arr[19]));
id = c1.getId();
markerMap.put(id, "c1");
Marker d1= googleMap.addMarker(new MarkerOptions().position(d)
.title(arr[27])
.snippet(arr[28]));
id = d1.getId();
markerMap.put(id, "d1");
}
And then define the info window click listener:
googleMap.setOnInfoWindowClickListener(new GoogleMap.OnInfoWindowClickListener() {
@Override
public void onInfoWindowClick(Marker marker) {
String m = markerMap.get(marker.getId());
if (m.equals("a1")){
Intent i = new Intent(MainActivity.this, ActivityA1.class);
startActivity(i);
}
else if (m.equals("b1")){
Intent i = new Intent(MainActivity.this, ActivityB1.class);
startActivity(i);
}
else if (m.equals("c1")){
Intent i = new Intent(MainActivity.this, ActivityC1.class);
startActivity(i);
}
else if (m.equals("d1")){
Intent i = new Intent(MainActivity.this, ActivityD1.class);
startActivity(i);
}
}
});
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