How to use @hpcc-js/dgrid-shim - 5 common examples
To help you get started, we’ve selected a few @hpcc-js/dgrid-shim examples, based on popular ways it is used in public projects.
Secure your code as it's written. Use Snyk Code to scan source code in minutes - no build needed - and fix issues immediately.
hpcc-systems / Visualization / packages / dgrid / src / DBStore.ts View on Github 
fetchRange(opts: { start: number, end: number }): Promise {
const data = this._fetchRange(opts);
const retVal: any = new Deferred();
retVal.totalLength = new Deferred();
retVal.resolve(data);
retVal.totalLength.resolve(this._db.length() - 1);
return retVal;
}fetchRange(opts: { start: number, end: number }): Promise {
const data = this._fetchRange(opts);
const retVal: any = new Deferred();
retVal.totalLength = new Deferred();
retVal.resolve(data);
retVal.totalLength.resolve(this._db.length() - 1);
return retVal;
}fetchRange(options): Promise {
const retVal = new Deferred();
this._request(options.start, options.end).then(response => retVal.resolve(response));
return new QueryResults(retVal.then(response => response.data), {
totalLength: retVal.then(response => response.totalLength)
});
}
}return super.render(w => {
if (this._prevDatasource !== this.datasource()) {
this._dgrid.set("collection", new Memory());
this._dgrid.set("columns", []);
this._prevDatasource = this.datasource();
if (this._prevDatasource) {
const store = new DatasourceStore(this._prevDatasource);
this._dgrid.set("columns", store.columns());
this._dgrid.set("collection", store);
if (callback) {
callback(w);
}
} else {
if (callback) {
callback(w);
}
}
} else {
if (callback) {fetchRange(options): Promise {
const retVal = new Deferred();
this._request(options.start, options.end).then(response => retVal.resolve(response));
return new QueryResults(retVal.then(response => response.data), {
totalLength: retVal.then(response => response.totalLength)
});
}
}
