122 lines
3.5 KiB
JavaScript
122 lines
3.5 KiB
JavaScript
const errorImg = require('../libs/config.js').errorImg;
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Component({
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data: {
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canIUse: !!wx.chooseMessageFile,
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placeholder: "data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='225'/>"
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},
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properties: {
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nodes: Array,
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lazyLoad: Boolean,
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loading: String
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},
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methods: {
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// 视频播放事件
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play(e) {
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this.top.group && this.top.group.pause(this.top.i);
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if (this.top.videoContexts.length > 1 && this.top.data.autopause)
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for (var i = this.top.videoContexts.length; i--;)
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if (this.top.videoContexts[i].id != e.currentTarget.id)
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this.top.videoContexts[i].pause();
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},
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// 图片事件
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imgtap(e) {
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var attrs = e.currentTarget.dataset.attrs;
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if (!attrs.ignore) {
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var preview = true;
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this.top.triggerEvent('imgtap', {
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id: e.currentTarget.id,
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src: attrs.src,
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ignore: () => preview = false
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})
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if (preview) {
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if (this.top.group) return this.top.group.preview(this.top.i, attrs.i);
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var urls = this.top.imgList,
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current = urls[attrs.i] ? urls[attrs.i] : (urls = [attrs.src], attrs.src);
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wx.previewImage({
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current,
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urls
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})
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}
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}
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},
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loadImg(e) {
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var i = e.target.dataset.i;
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if (this.data.lazyLoad && !this.data.nodes[i].load)
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this.setData({
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[`nodes[${i}].load`]: 1
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})
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else if (this.data.loading && this.data.nodes[i].load != 2)
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this.setData({
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[`nodes[${i}].load`]: 2
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})
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},
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// 链接点击事件
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linkpress(e) {
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var jump = true,
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attrs = e.currentTarget.dataset.attrs;
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attrs.ignore = () => jump = false;
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this.top.triggerEvent('linkpress', attrs);
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if (jump) {
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if (attrs['app-id'])
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wx.navigateToMiniProgram({
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appId: attrs['app-id'],
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path: attrs.path
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})
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else if (attrs.href) {
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if (attrs.href[0] == '#')
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this.top.navigateTo({
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id: attrs.href.substring(1)
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})
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else if (attrs.href.indexOf('http') == 0 || attrs.href.indexOf('//') == 0)
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wx.setClipboardData({
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data: attrs.href,
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success: () =>
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wx.showToast({
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title: '链接已复制'
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})
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})
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else
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wx.navigateTo({
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url: attrs.href,
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fail() {
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wx.switchTab({
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url: attrs.href,
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})
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}
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})
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}
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}
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},
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// 错误事件
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error(e) {
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var source = e.target.dataset.source,
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i = e.target.dataset.i,
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node = this.data.nodes[i];
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if (source == 'video' || source == 'audio') {
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// 加载其他 source
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var index = (node.i || 0) + 1;
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if (index < node.attrs.source.length)
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return this.setData({
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[`nodes[${i}].i`]: index
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})
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} else if (source == 'img' && errorImg) {
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this.top.imgList.setItem(e.target.dataset.index, errorImg);
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this.setData({
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[`nodes[${i}].attrs.src`]: errorImg
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})
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}
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this.top && this.top.triggerEvent('error', {
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source,
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target: e.target,
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errMsg: e.detail.errMsg
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})
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},
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// 加载视频
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loadVideo(e) {
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var i = e.target.dataset.i;
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this.setData({
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[`nodes[${i}].attrs.autoplay`]: true
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})
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}
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}
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}) |