83 lines
2.7 KiB
JavaScript
83 lines
2.7 KiB
JavaScript
import "core-js/modules/es.error.cause.js";
|
|
/**
|
|
* @class ExtendMetaPropertiesMod
|
|
*/
|
|
export class ExtendMetaPropertiesMod {
|
|
constructor(metaManager) {
|
|
/**
|
|
* @type {MetaManager}
|
|
*/
|
|
this.metaManager = metaManager;
|
|
/**
|
|
* @type {Set}
|
|
*/
|
|
this.usageTracker = new Set();
|
|
/**
|
|
* @type {Map}
|
|
*/
|
|
this.propDescriptors = new Map([['fixedColumnsLeft', {
|
|
target: 'fixedColumnsStart',
|
|
onChange(propName) {
|
|
const isRtl = this.metaManager.hot.isRtl();
|
|
if (isRtl && propName === 'fixedColumnsLeft') {
|
|
throw new Error('The `fixedColumnsLeft` is not supported for RTL. Please use option `fixedColumnsStart`.');
|
|
}
|
|
if (this.usageTracker.has('fixedColumnsLeft') && this.usageTracker.has('fixedColumnsStart')) {
|
|
throw new Error('The `fixedColumnsLeft` and `fixedColumnsStart` should not be used together. ' + 'Please use only the option `fixedColumnsStart`.');
|
|
}
|
|
}
|
|
}], ['layoutDirection', {
|
|
onChange(propName, value, isInitialChange) {
|
|
if (!isInitialChange) {
|
|
throw new Error(`The \`${propName}\` option can not be updated after the Handsontable is initialized.`);
|
|
}
|
|
}
|
|
}]]);
|
|
this.extendMetaProps();
|
|
}
|
|
|
|
/**
|
|
* Extends the meta options based on the object descriptors from the `propDescriptors` list.
|
|
*/
|
|
extendMetaProps() {
|
|
this.propDescriptors.forEach((descriptor, alias) => {
|
|
const {
|
|
target,
|
|
onChange = () => {}
|
|
} = descriptor;
|
|
const hasTarget = typeof target === 'string';
|
|
const targetProp = hasTarget ? target : alias;
|
|
const origProp = `_${targetProp}`;
|
|
this.metaManager.globalMeta.meta[origProp] = this.metaManager.globalMeta.meta[targetProp];
|
|
this.installPropWatcher(alias, origProp, onChange);
|
|
if (hasTarget) {
|
|
this.installPropWatcher(target, origProp, onChange);
|
|
}
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Installs the property watcher to the `propName` option and forwards getter and setter to
|
|
* the new one.
|
|
*
|
|
* @param {string} propName The property to watch.
|
|
* @param {string} origProp The property from/to the value is forwarded.
|
|
* @param {Function} onChange The callback.
|
|
*/
|
|
installPropWatcher(propName, origProp, onChange) {
|
|
const self = this;
|
|
Object.defineProperty(this.metaManager.globalMeta.meta, propName, {
|
|
get() {
|
|
return this[origProp];
|
|
},
|
|
set(value) {
|
|
const isInitialChange = !self.usageTracker.has(propName);
|
|
self.usageTracker.add(propName);
|
|
onChange.call(self, propName, value, isInitialChange);
|
|
this[origProp] = value;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
}
|
|
} |