@blueprintjs/core
Version:
Core styles & components
96 lines (94 loc) • 4.2 kB
JavaScript
/*
* Copyright 2017 Palantir Technologies, Inc. All rights reserved.
* Licensed under the BSD-3 License as modified (the “License”); you may obtain a copy
* of the license at https://github.com/palantir/blueprint/blob/master/LICENSE
* and https://github.com/palantir/blueprint/blob/master/PATENTS
*/
;
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var classNames = require("classnames");
var React = require("react");
var Classes = require("../../common/classes");
var Keys = require("../../common/keys");
var utils_1 = require("../../common/utils");
var spinner_1 = require("../spinner/spinner");
var AbstractButton = (function (_super) {
tslib_1.__extends(AbstractButton, _super);
function AbstractButton() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.state = {
isActive: false,
};
_this.refHandlers = {
button: function (ref) {
_this.buttonRef = ref;
utils_1.safeInvoke(_this.props.elementRef, ref);
},
};
_this.currentKeyDown = null;
// we're casting as `any` to get around a somewhat opaque safeInvoke error
// that "Type argument candidate 'KeyboardEvent<T>' is not a valid type
// argument because it is not a supertype of candidate
// 'KeyboardEvent<HTMLElement>'."
_this.handleKeyDown = function (e) {
if (isKeyboardClick(e.which)) {
e.preventDefault();
if (e.which !== _this.currentKeyDown) {
_this.setState({ isActive: true });
}
}
_this.currentKeyDown = e.which;
utils_1.safeInvoke(_this.props.onKeyDown, e);
};
_this.handleKeyUp = function (e) {
if (isKeyboardClick(e.which)) {
_this.setState({ isActive: false });
_this.buttonRef.click();
}
_this.currentKeyDown = null;
utils_1.safeInvoke(_this.props.onKeyUp, e);
};
return _this;
}
AbstractButton.prototype.getCommonButtonProps = function () {
var disabled = this.props.disabled || this.props.loading;
var className = classNames(Classes.BUTTON, (_a = {},
_a[Classes.ACTIVE] = this.state.isActive || this.props.active,
_a[Classes.DISABLED] = disabled,
_a[Classes.LOADING] = this.props.loading,
_a), Classes.iconClass(this.props.iconName), Classes.intentClass(this.props.intent), this.props.className);
return {
className: className,
disabled: disabled,
onClick: disabled ? undefined : this.props.onClick,
onKeyDown: this.handleKeyDown,
onKeyUp: this.handleKeyUp,
ref: this.refHandlers.button,
};
var _a;
};
AbstractButton.prototype.renderChildren = function () {
var _a = this.props, loading = _a.loading, rightIconName = _a.rightIconName, text = _a.text;
var iconClasses = classNames(Classes.ICON_STANDARD, Classes.iconClass(rightIconName), Classes.ALIGN_RIGHT);
var children = React.Children.map(this.props.children, function (child, index) {
// must wrap string children in spans so loading prop can hide them
if (typeof child === "string") {
return React.createElement("span", { key: "text-" + index }, child);
}
return child;
});
return [
loading ? React.createElement(spinner_1.Spinner, { className: "pt-small pt-button-spinner", key: "spinner" }) : undefined,
text != null ? React.createElement("span", { key: "text" }, text) : undefined,
children,
rightIconName != null ? React.createElement("span", { className: iconClasses, key: "icon" }) : undefined,
];
};
return AbstractButton;
}(React.Component));
exports.AbstractButton = AbstractButton;
function isKeyboardClick(keyCode) {
return keyCode === Keys.ENTER || keyCode === Keys.SPACE;
}
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