/*
 * Copyright 2018 Palantir Technologies, Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { __decorate } from "tslib";
import * as React from "react";
import { polyfill } from "react-lifecycles-compat";
import { AbstractPureComponent2, Classes } from "../../common";
import { Button } from "../button/buttons";
import { Text } from "../text/text";
let PanelView = /** @class */ (() => {
    let PanelView = class PanelView extends AbstractPureComponent2 {
        constructor() {
            super(...arguments);
            this.handleClose = () => this.props.onClose(this.props.panel);
        }
        render() {
            const { panel, onOpen } = this.props;
            // two <span> tags in header ensure title is centered as long as
            // possible, due to `flex: 1` magic.
            return (React.createElement("div", { className: Classes.PANEL_STACK_VIEW },
                this.maybeRenderHeader(),
                React.createElement(panel.component, Object.assign({ openPanel: onOpen, closePanel: this.handleClose }, panel.props))));
        }
        maybeRenderHeader() {
            if (!this.props.showHeader) {
                return null;
            }
            return (React.createElement("div", { className: Classes.PANEL_STACK_HEADER },
                React.createElement("span", null, this.maybeRenderBack()),
                React.createElement(Text, { className: Classes.HEADING, ellipsize: true }, this.props.panel.title),
                React.createElement("span", null)));
        }
        maybeRenderBack() {
            if (this.props.previousPanel === undefined) {
                return null;
            }
            return (React.createElement(Button, { className: Classes.PANEL_STACK_HEADER_BACK, icon: "chevron-left", minimal: true, onClick: this.handleClose, small: true, text: this.props.previousPanel.title }));
        }
    };
    PanelView = __decorate([
        polyfill
    ], PanelView);
    return PanelView;
})();
export { PanelView };
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