// compontents/chat/chat.js Component({ relations: { '../discuss/discuss': { type: 'child', // 关联的目标节点应为子节点 linked: function(target) { // 每次有custom-li被插入时执行,target是该节点实例对象,触发在该节点attached生命周期之后 console.log(target) }, linkChanged: function(target) { // 每次有custom-li被移动后执行,target是该节点实例对象,触发在该节点moved生命周期之后 console.log(target) }, unlinked: function(target) { // 每次有custom-li被移除时执行,target是该节点实例对象,触发在该节点detached生命周期之后 console.log(target) } } }, /** * 组件的属性列表 */ properties: { productionData: { type: Object, value: {} }, title: { type: String, value: '' }, query: { type: String, value: '' }, type: { type: String, value: '' }, }, /** * 组件的初始数据 */ data: { text: '', chatDatas: [], animationData: {}, }, /** * 组件的方法列表 */ methods: { uploadImage (e) { const type = this.properties.type; wx.navigateTo({ url: '../input_content/input_content?type=' + type }) }, listenerButtonPreviewImage: function(e) { let imgUrl = []; imgUrl.push(e.target.dataset.img); wx.previewImage({ current: '', // 当前显示图片的http链接 urls: imgUrl, // 需要预览的图片http链接列表 //这根本就不走 success: function(res) { //console.log(res); }, //也根本不走 fail: function() { //console.log('fail') } }) }, shareImage: function(e){ console.log(e); //分享查询单条的时候会用到这两个值 const postId = e.currentTarget.dataset.postsid; this.share.showPopup(postId); }, _getAllLi: function(){ // 使用getRelationNodes可以获得nodes数组,包含所有已关联的custom-li,且是有序的 var nodes = this.getRelationNodes('../discuss/discuss'); console.log(nodes); } }, ready: function(){ this._getAllLi() this.share = this.selectComponent("#share"); } })