如何获取id字段并发送到视图 [英] How to get the id field and send to the view
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问题描述
我想知道如何从模型中获取ID字段,以传递单击标记时调用的JavaScript.
I'd like to know how can I get the ID field from my Model to pass in the JavaScript that I call when I click in a marker.
我的模特:
acts_as_gmappable :process_geocoding => false, :lat => "lat", :lng => "lon"
我的控制器
def index
@locales_markers = Locale.all.to_gmaps4rails
respond_to do |format|
format.html { render :layout => false }
end
end
我的观点
<%= gmaps("markers" => { "data" => @locales_markers } %>
<% content_for :scripts do %>
<script>
Gmaps4Rails.callback = function() {
for (var i = 0; i < this.markers.length; ++i) {
google.maps.event.addListener(Gmaps4Rails.markers[i].serviceObject, 'click', function(){
$('#info').load('/messages/' **<HERE I'D LIKE TO PASS THE ID>**);
$('#info').dialog("open");
});
}
};
</script>
<% end %>
谢谢,卢西亚诺
推荐答案
每个标记属性都可以存储并可以检索.
Every marker property is stored and can be retrieved.
在您的示例中,只需执行以下操作:
In your example, simply do:
$('#info').load('/messages/' + Gmaps4Rails.markers[i].id );
您应该创建另一个js函数:
You should create another js function:
custom_listener = function(the_id) {
return function(){
$('#info').load('/messages/' + the_id );
$('#info').dialog("open");
};
};
并这样称呼:
Gmaps4Rails.callback = function() {
for (var i = 0; i < this.markers.length; ++i) {
google.maps.event.addListener(Gmaps4Rails.markers[i].serviceObject, 'click', custom_listener(Gmaps4Rails.markers[i].id));
}
};
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