Latest updates from IceHrmPro

web/node_modules/antd/lib/affix/utils.js

@@ -0,0 +1,104 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.getTargetRect = getTargetRect;
+exports.getFixedTop = getFixedTop;
+exports.getFixedBottom = getFixedBottom;
+exports.getObserverEntities = getObserverEntities;
+exports.addObserveTarget = addObserveTarget;
+exports.removeObserveTarget = removeObserveTarget;
+
+var _addEventListener = _interopRequireDefault(require("rc-util/lib/Dom/addEventListener"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
+
+function getTargetRect(target) {
+  return target !== window ? target.getBoundingClientRect() : {
+    top: 0,
+    bottom: window.innerHeight
+  };
+}
+
+function getFixedTop(placeholderReact, targetRect, offsetTop) {
+  if (offsetTop !== undefined && targetRect.top > placeholderReact.top - offsetTop) {
+    return offsetTop + targetRect.top;
+  }
+
+  return undefined;
+}
+
+function getFixedBottom(placeholderReact, targetRect, offsetBottom) {
+  if (offsetBottom !== undefined && targetRect.bottom < placeholderReact.bottom + offsetBottom) {
+    var targetBottomOffset = window.innerHeight - targetRect.bottom;
+    return offsetBottom + targetBottomOffset;
+  }
+
+  return undefined;
+} // ======================== Observer ========================
+
+
+var TRIGGER_EVENTS = ['resize', 'scroll', 'touchstart', 'touchmove', 'touchend', 'pageshow', 'load'];
+var observerEntities = [];
+
+function getObserverEntities() {
+  // Only used in test env. Can be removed if refactor.
+  return observerEntities;
+}
+
+function addObserveTarget(target, affix) {
+  if (!target) return;
+  var entity = observerEntities.find(function (item) {
+    return item.target === target;
+  });
+
+  if (entity) {
+    entity.affixList.push(affix);
+  } else {
+    entity = {
+      target: target,
+      affixList: [affix],
+      eventHandlers: {}
+    };
+    observerEntities.push(entity); // Add listener
+
+    TRIGGER_EVENTS.forEach(function (eventName) {
+      entity.eventHandlers[eventName] = (0, _addEventListener["default"])(target, eventName, function () {
+        entity.affixList.forEach(function (targetAffix) {
+          targetAffix.lazyUpdatePosition();
+        });
+      });
+    });
+  }
+}
+
+function removeObserveTarget(affix) {
+  var observerEntity = observerEntities.find(function (oriObserverEntity) {
+    var hasAffix = oriObserverEntity.affixList.some(function (item) {
+      return item === affix;
+    });
+
+    if (hasAffix) {
+      oriObserverEntity.affixList = oriObserverEntity.affixList.filter(function (item) {
+        return item !== affix;
+      });
+    }
+
+    return hasAffix;
+  });
+
+  if (observerEntity && observerEntity.affixList.length === 0) {
+    observerEntities = observerEntities.filter(function (item) {
+      return item !== observerEntity;
+    }); // Remove listener
+
+    TRIGGER_EVENTS.forEach(function (eventName) {
+      var handler = observerEntity.eventHandlers[eventName];
+
+      if (handler && handler.remove) {
+        handler.remove();
+      }
+    });
+  }
+}