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node_modules/vant/lib/mixins/popup/overlay.js

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+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+exports.__esModule = true;
+exports.updateOverlay = updateOverlay;
+exports.openOverlay = openOverlay;
+exports.closeOverlay = closeOverlay;
+exports.removeOverlay = removeOverlay;
+
+var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
+
+var _overlay = _interopRequireDefault(require("../../overlay"));
+
+var _context = require("./context");
+
+var _functional = require("../../utils/functional");
+
+var _node = require("../../utils/dom/node");
+
+var defaultConfig = {
+  className: '',
+  customStyle: {}
+};
+
+function mountOverlay(vm) {
+  return (0, _functional.mount)(_overlay.default, {
+    on: {
+      // close popup when overlay clicked & closeOnClickOverlay is true
+      click: function click() {
+        vm.$emit('click-overlay');
+
+        if (vm.closeOnClickOverlay) {
+          if (vm.onClickOverlay) {
+            vm.onClickOverlay();
+          } else {
+            vm.close();
+          }
+        }
+      }
+    }
+  });
+}
+
+function updateOverlay(vm) {
+  var item = _context.context.find(vm);
+
+  if (item) {
+    var el = vm.$el;
+    var config = item.config,
+        overlay = item.overlay;
+
+    if (el && el.parentNode) {
+      el.parentNode.insertBefore(overlay.$el, el);
+    }
+
+    (0, _extends2.default)(overlay, defaultConfig, config, {
+      show: true
+    });
+  }
+}
+
+function openOverlay(vm, config) {
+  var item = _context.context.find(vm);
+
+  if (item) {
+    item.config = config;
+  } else {
+    var overlay = mountOverlay(vm);
+
+    _context.context.stack.push({
+      vm: vm,
+      config: config,
+      overlay: overlay
+    });
+  }
+
+  updateOverlay(vm);
+}
+
+function closeOverlay(vm) {
+  var item = _context.context.find(vm);
+
+  if (item) {
+    item.overlay.show = false;
+  }
+}
+
+function removeOverlay(vm) {
+  var item = _context.context.find(vm);
+
+  if (item) {
+    (0, _node.removeNode)(item.overlay.$el);
+
+    _context.context.remove(vm);
+  }
+}