@react-native-ohos/flash-list
Version:
FlashList is a more performant FlatList replacement
60 lines • 2.72 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.PureComponentWrapper = void 0;
var tslib_1 = require("tslib");
/**
* MIT License
*
* Copyright (C) 2024 Huawei Device Co., Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
var react_1 = tslib_1.__importDefault(require("react"));
/**
* Pure component wrapper that can be used to prevent renders of the `renderer` method passed to the component. Any change in props will lead to `renderer` getting called.
*/
var PureComponentWrapper = /** @class */ (function (_super) {
tslib_1.__extends(PureComponentWrapper, _super);
function PureComponentWrapper() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.overrideEnabled = undefined;
return _this;
}
/** Once set explicitly, prop will be ignored. Not using state because of performance reasons. */
PureComponentWrapper.prototype.setEnabled = function (enabled) {
if (enabled !== this.overrideEnabled) {
this.overrideEnabled = enabled;
this.forceUpdate();
}
};
PureComponentWrapper.prototype.render = function () {
if (this.overrideEnabled === undefined) {
return ((this.props.enabled && this.props.renderer(this.props.arg)) || null);
}
else {
return ((this.overrideEnabled && this.props.renderer(this.props.arg)) || null);
}
};
PureComponentWrapper.defaultProps = {
enabled: true,
};
return PureComponentWrapper;
}(react_1.default.PureComponent));
exports.PureComponentWrapper = PureComponentWrapper;
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