@mnmtanish/react-split-pane
Version:
React split-pane component
292 lines (249 loc) • 11.6 kB
JavaScript
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _react = require('react');
var _react2 = _interopRequireDefault(_react);
var _reactDom = require('react-dom');
var _reactDom2 = _interopRequireDefault(_reactDom);
var _Pane = require('./Pane');
var _Pane2 = _interopRequireDefault(_Pane);
var _VSplit = require('./VSplit');
var _VSplit2 = _interopRequireDefault(_VSplit);
var _HSplit = require('./HSplit');
var _HSplit2 = _interopRequireDefault(_HSplit);
var _Resizer = require('./Resizer');
var _Resizer2 = _interopRequireDefault(_Resizer);
var _reactVendorPrefix = require('react-vendor-prefix');
var _reactVendorPrefix2 = _interopRequireDefault(_reactVendorPrefix);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
var SplitPane = function (_Component) {
_inherits(SplitPane, _Component);
function SplitPane() {
var _Object$getPrototypeO;
_classCallCheck(this, SplitPane);
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
var _this = _possibleConstructorReturn(this, (_Object$getPrototypeO = Object.getPrototypeOf(SplitPane)).call.apply(_Object$getPrototypeO, [this].concat(args)));
_this.onMouseDown = _this.onMouseDown.bind(_this);
_this.onMouseMove = _this.onMouseMove.bind(_this);
_this.onMouseUp = _this.onMouseUp.bind(_this);
_this.state = {
active: false,
resized: false
};
return _this;
}
_createClass(SplitPane, [{
key: 'componentDidMount',
value: function componentDidMount() {
this.setSize(this.props, this.state);
document.addEventListener('mouseup', this.onMouseUp);
document.addEventListener('mousemove', this.onMouseMove);
}
}, {
key: 'componentWillReceiveProps',
value: function componentWillReceiveProps(props) {
this.setSize(props, this.state);
}
}, {
key: 'componentWillUnmount',
value: function componentWillUnmount() {
document.removeEventListener('mouseup', this.onMouseUp);
document.removeEventListener('mousemove', this.onMouseMove);
}
}, {
key: 'onMouseDown',
value: function onMouseDown(event) {
if (this.props.allowResize && !this.props.size) {
this.unFocus();
var position = this.props.split === 'vertical' ? event.clientX : event.clientY;
if (typeof this.props.onDragStarted === 'function') {
this.props.onDragStarted();
}
this.setState({
active: true,
position: position
});
}
}
}, {
key: 'onMouseMove',
value: function onMouseMove(event) {
if (this.props.allowResize && !this.props.size) {
if (this.state.active) {
this.unFocus();
var isPrimaryFirst = this.props.primary === 'first';
var ref = isPrimaryFirst ? this.refs.pane1 : this.refs.pane2;
if (ref) {
var node = _reactDom2.default.findDOMNode(ref);
if (node.getBoundingClientRect) {
var width = node.getBoundingClientRect().width;
var height = node.getBoundingClientRect().height;
var current = this.props.split === 'vertical' ? event.clientX : event.clientY;
var size = this.props.split === 'vertical' ? width : height;
var position = this.state.position;
var newPosition = isPrimaryFirst ? position - current : current - position;
var newSize = size - newPosition;
if (newSize < this.props.minSize) {
newSize = this.props.minSize;
} else if (newSize > this.props.maxSize) {
newSize = this.props.maxSize;
} else {
this.setState({
position: current,
resized: true
});
}
if (this.props.onChange) {
this.props.onChange(newSize);
}
this.setState({
draggedSize: newSize
});
ref.setState({
size: newSize
});
}
}
}
}
}
}, {
key: 'onMouseUp',
value: function onMouseUp() {
if (this.props.allowResize && !this.props.size) {
if (this.state.active) {
if (typeof this.props.onDragFinished === 'function') {
this.props.onDragFinished();
}
this.setState({
active: false
});
}
}
}
}, {
key: 'setSize',
value: function setSize(props, state) {
var ref = this.props.primary === 'first' ? this.refs.pane1 : this.refs.pane2;
var newSize = void 0;
if (ref) {
newSize = props.size || state && state.draggedSize || props.defaultSize || props.minSize;
ref.setState({
size: newSize
});
}
}
}, {
key: 'unFocus',
value: function unFocus() {
if (document.selection) {
document.selection.empty();
} else {
window.getSelection().removeAllRanges();
}
}
}, {
key: 'render',
value: function render() {
var _props = this.props;
var split = _props.split;
var allowResize = _props.allowResize;
var disabledClass = allowResize ? '' : 'disabled';
var style = {
display: 'flex',
flex: 1,
position: 'relative',
outline: 'none',
overflow: 'hidden',
MozUserSelect: 'text',
WebkitUserSelect: 'text',
msUserSelect: 'text',
userSelect: 'text'
};
if (split === 'vertical') {
_extends(style, {
flexDirection: 'row',
height: '100%',
position: 'absolute',
left: 0,
right: 0
});
} else {
_extends(style, {
flexDirection: 'column',
height: '100%',
minHeight: '100%',
position: 'absolute',
top: 0,
bottom: 0,
width: '100%'
});
}
var resizerChildren = null;
if (this.props.resizerChildren) {
resizerChildren = this.props.resizerChildren;
} else if (split === 'vertical') {
resizerChildren = _react2.default.createElement(_VSplit2.default, null);
} else {
resizerChildren = _react2.default.createElement(_HSplit2.default, null);
}
var children = this.props.children;
var classes = ['SplitPane', this.props.className, split, disabledClass];
var prefixed = _reactVendorPrefix2.default.prefix({ styles: style });
return _react2.default.createElement(
'div',
{ className: classes.join(' '), style: prefixed.styles, ref: 'splitPane' },
_react2.default.createElement(
_Pane2.default,
{ ref: 'pane1', key: 'pane1', className: 'Pane1', split: split },
children[0]
),
_react2.default.createElement(_Resizer2.default, {
ref: 'resizer',
key: 'resizer',
className: disabledClass,
onMouseDown: this.onMouseDown,
children: resizerChildren,
split: split
}),
_react2.default.createElement(
_Pane2.default,
{ ref: 'pane2', key: 'pane2', className: 'Pane2', split: split },
children[1]
)
);
}
}]);
return SplitPane;
}(_react.Component);
SplitPane.propTypes = {
primary: _react.PropTypes.oneOf(['first', 'second']),
minSize: _react.PropTypes.number,
maxSize: _react.PropTypes.number,
defaultSize: _react.PropTypes.number,
size: _react.PropTypes.number,
allowResize: _react.PropTypes.bool,
split: _react.PropTypes.oneOf(['vertical', 'horizontal']),
onDragStarted: _react.PropTypes.func,
onDragFinished: _react.PropTypes.func,
onChange: _react.PropTypes.func,
className: _react.PropTypes.string,
children: _react.PropTypes.arrayOf(_react.PropTypes.node).isRequired,
resizerChildren: _react.PropTypes.node
};
SplitPane.defaultProps = {
split: 'vertical',
minSize: 50,
allowResize: true,
primary: 'first'
};
exports.default = SplitPane;
module.exports = exports['default'];