Class: RecordWidget

parasql.widget.RecordWidget

Used for working with editable data. A Record widget may have multiple Record widgets nested within it.
Copyright:
  • ParaSQL LLC 2013-2023. All rights reserved.
License:

Extends

Methods

addEventListener(type, listener)

Adds an event listener to this widget. This can also be done via the Events... option on the tool bar.
Parameters:
Name Type Description
type string A valid event type.
listener string A string containing either the name of a JavaScript function to call, an inline function to be called, or code that resolves to an object which implements a handleEvent(event) method.
Inherited From:
See:
Examples
// add an inline function as an event listener 
parasql.app.getWidgetById('ID1007').addEventListener('render','function (event) { event.target.getContentDiv().innerHTML = "Inline Hello World"; }');
// add a function call as an event listener
parasql.app.getWidgetById('ID1008').addEventListener('render','renderHelloWidget');
// add an object as an event listener; the object must implement handleEvent(event)
document.myClass = new MyClass();
parasql.app.getWidgetById('ID1009').addEventListener('render','document.myClass');

addIndividualRecord()

Clears any existing records and creates a new single record.

addRecordAtBottom()

Adds a new record after the last record in the list.

addRecordAtTop()

Adds a new record before the first record in the list.

clearRecords()

Clears all rows in this.dataTable. If the transaction set is dirty the user is prompted to save before clearing.
Inherited From:

clearRecordsDiscardChanges()

Clears all rows in this.dataTable. If the transaction set is dirty the changes are silently discarded.
Since:
  • v106
Inherited From:

discardChanges()

Action method. Ignored if this RecordWidget is not the root data widget.
Since:
  • v128

getActiveQuery() → {parasql.widget.util.Query}

Since:
  • v114
Inherited From:
Returns:
Returns the currently active query object, or null if there is no active query.
Type
parasql.widget.util.Query

getDataTable() → {parasql.schema.DataTable}

Inherited From:
Returns:
The DataTable containing the data for this object.
Type
parasql.schema.DataTable

getFirstValue(tableName, columnName) → (nullable) {parasql.schema.DataValue}

Parameters:
Name Type Description
tableName string
columnName string
Since:
  • v125
Inherited From:
Returns:
Returns the value of the specified field in the first *visible* record, or null if there is no such record. The first visible record is determined by this object's cursor and may NOT be the first row in the underlying data table if this is a child DataWidget.
Type
parasql.schema.DataValue

getQueries() → {Array.<parasql.widget.util.Query>}

You can change the active query via the parasql.widget.DataWidget#setActiveQuery method.
Inherited From:
Returns:
Returns the array of Query objects owned by this DataWidget.
Type
Array.<parasql.widget.util.Query>

getQueryById(queryId) → (nullable) {parasql.widget.util.Query}

Parameters:
Name Type Description
queryId string
Since:
  • v101
Inherited From:
Returns:
Returns the Query object with the specified queryId, or null if no query with that ID exists.
Type
parasql.widget.util.Query

getQueryByName(queryName) → (nullable) {parasql.widget.util.Query}

Parameters:
Name Type Description
queryName string
Since:
  • v101
Inherited From:
Returns:
Returns the Query object with the specified queryName, or null if no query with that name exists.
Type
parasql.widget.util.Query

getSelectedRowIndex() → {number}

Inherited From:
Returns:
Returns the index of the currently selected row; if no row is selected returns -1. The first row is 0.
Type
number

getTransactionSet() → {parasql.schema.TransactionSet}

Since:
  • v64
Inherited From:
Returns:
Type
parasql.schema.TransactionSet

getWidgetId() → (non-null) {string}

Inherited From:
Returns:
Returns an immutable string that uniquely identifies this widget.
Type
string

insertRecordAt(index)

Inserts a record at the specified index.
Parameters:
Name Type Description
index number The location to add the record. The first record is 0.

isDisabled() → {boolean}

Since:
  • v110
Inherited From:
Returns:
Type
boolean

printWidget()

Causes this widget to print itself.
Inherited From:

redisplay()

Redisplays this widget.
Inherited From:

refreshQuery()

Executes the currently active query. To change the active query call the parasql.widget.DataWidget#setActiveQuery method.
Inherited From:

saveRecords()

Saves any changes made to the DataTable of this RecordWidget and its child data objects.

setActiveQuery(queryObject)

Sets the active query but does not run it. To run the active query call the parasql.widget.DataWidget#refreshQuery method.
Parameters:
Name Type Description
queryObject parasql.widget.util.Query A valid query object.
Since:
  • v88
Inherited From:

setDisabled(flag)

WARNING: Subclasses overriding this method must not trigger a redisplay (causes an infinite loop).
Parameters:
Name Type Description
flag boolean If true, this widget will be rendered as disabled.
Since:
  • v110
Inherited From:

setSelectedRowIndex(index)

Parameters:
Name Type Description
index number The index of the row to select; the first row is 0. A value of -1 causes no row to be selected.
Inherited From: