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IRISLIB database
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IRISLIB database
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CSP.UI.Component.remoteDatabaseSelect
For use on the SMP Remote Database dialog.
More...
Additional Inherited Members | |
 Public Member Functions inherited from dataCombo | |
| clearCache () | |
| Clears any cached data held by this control. More... | |
| executeQuery (param) | |
| Execute the server-side associated with this dataCombo. More... | |
| findDisplayValue (value) | |
| Given a logical value, lookup the display value within the current set of. More... | |
| getAuxValue () | |
| Return the current auxiliary value (if any) for the dropdown list. More... | |
| getOptionAux (idx) | |
| Return the auxiliary value for the given item (0-based) in the dropdown list. More... | |
| getOptionCount () | |
| Return the current number of items within in the dropdown list. More... | |
| getOptionText (idx) | |
| Return the display value for the given item (0-based) in the dropdown list. More... | |
| getOptionValue (idx) | |
| Return the logical value of the given item (0-based) in the dropdown list. More... | |
| restoreConditionalStyle (trEl) | |
| Retores the conditional style for trEl, a row in the dropdown table. More... | |
| selectItem (idx, show, update) | |
| User has selected an item in the DropDown box. More... | |
| setProperty (property, value, value2) | |
| Set the value of a named property. More... | |
| storeConditionalStyle (trEl) | |
| Stores the style for trEl, a row in the dropdown table. More... | |
| Public Member Functions inherited from abstractComboBox | |
| adjustDropdownPosition () | |
| Adjust the placement and size of the dropdown box based on. More... | |
| comboboxButtonDown (evt) | |
| Mouse down on combobox button. | |
| comboboxButtonUp () | |
| Mouse up on combobox button. | |
| comboboxMouseOut () | |
| Mouse leaves combobox button. | |
| comboboxMouseOver () | |
| Mouse over combobox button. | |
| dragStartHandler (dragData) | |
| Default drag handler for comboBox. | |
| findSelectedItem (force) | |
| Find and select item within the dropdown that matches current control value. More... | |
| focus () | |
| Client-side method to input focus to this control. | |
| getCacheDiv () | |
| Find the local div element used to cache the dropdown list. | |
| getDropDownDiv () | |
| Find the div element used to display the dropdown list. | |
| getItemEl (idx) | |
| Return HTML element for given list item number. | |
| inputKeyHandler (evt) | |
| Keydown within input control. | |
| onDelete () | |
| This client method, if present, is called when this component is. More... | |
| onEndModalHandler (zindex) | |
| Notification that this component is about to stop being modal. | |
| onStartModalHandler (zindex) | |
| Notification that this component is about to become modal. | |
| onloadHandler () | |
| This client event, if present, is fired when the page is loaded. | |
| onresizeHandler () | |
| This client event is fired when the page is resized and the dropdown is. More... | |
| renderDropdown () | |
| Create contents of the dropdown box using DHTML. More... | |
| showDropdown () | |
| Make dropdown visible. | |
| Public Member Functions inherited from control | |
| dropStartHandler (dragData) | |
| Default drop handler for controls. | |
| formatValue (val) | |
| If defined, convert the internal value of this control into a display value. | |
| _.Library.Boolean | getDisabled () |
| Client-side method to get the disabled state of this control. | |
| getDragData (dragData) | |
| Fill in the zenDragData object for this control. More... | |
| getForm () | |
| Find the form object that this control belongs to. More... | |
| getInvalidReason () | |
| This method is called by the form validation mechanism. More... | |
| _.Library.String | getProperty (property, key) |
| Override to get current value of control. | |
| _.Library.Boolean | getReadOnly () |
| Client-side method to get the disabled state of this control. | |
| _.Library.String | getValue () |
| Client-side method to return the value associated with this control. | |
| isModified () | |
| Return true if the current value of this control is different. More... | |
| isValid () | |
| This method is called by the form validation mechanism to test. More... | |
| _.Library.String | normalizeValue (val) |
| Normalize the type of val based on the <property>clientType</property> More... | |
| onSerialize () | |
| This is called when the client serializes this object. More... | |
| onchangeHandler () | |
| This built-in event handler is called by the HTML control. More... | |
| select () | |
| Client-side method to select the contents of this control. | |
| setDisabled (flag) | |
| Client-side method to set disabled state of this control. | |
| setReadOnly (flag) | |
| Client-side method to set disabled state of this control. | |
| setValue (value, value2) | |
| Client-side method to set the value associated with this control. More... | |
| sysName () | |
| Client-side version of the <method>Name</method> method. More... | |
| unformatValue (val) | |
| If defined, convert display value of this control to its internal value. | |
| validationHandler () | |
| This client-side method is called by the form object's. More... | |
| Public Member Functions inherited from component | |
| dragFinishHandler (dragData) | |
| This is called when a drag operation started within this component. More... | |
| dragHandler () | |
| This is called by the layout manager when a drag-and-drop operation. More... | |
| dragNotifyHandler (dragData) | |
| This is called by the layout manager when a drag operation. More... | |
| dropHandler () | |
| This is called by the layout manager when a drag-and-drop operation. More... | |
| exposeComponent () | |
| This manages the ondisplay event callback handling. More... | |
| getEnclosingDiv () | |
| Client-side method returns the div element that encloses. More... | |
| _.Library.String | getHidden () |
| Return whether this component is hidden. | |
| getHintElement () | |
| Client-side method returns the HTML element that displays. More... | |
| getLabelElement () | |
| Client-side method returns the HTML element that displays. More... | |
| onDisplayHandler () | |
| This client callback is called from exposeComponent after. More... | |
| onPopupAction (popupName, action, value) | |
| This client event, if present, is fired when a popup page has specified. More... | |
| onRefreshContents () | |
| This client callback is called just from refreshContents. More... | |
| refreshContents (sync) | |
| This method, called from a client page, invokes this component's. More... | |
| setHidden (flag) | |
| If flag is true, hide this component. More... | |
| setOverlayMode (mode) | |
| Expirimental: do not use. More... | |
| startProgressBar (div) | |
| Start the display of a progress bar within display. More... | |
| stopProgressBar () | |
| Stop the timer used by the Progress bar. | |
| Public Member Functions inherited from object | |
| _.Library.Status | OnNew (_.Library.RawString initvalue) |
| Constructor for Zen objects. More... | |
| findElement (subid) | |
| Client-side utility method that finds an HTML element with a. More... | |
| fireOnUpdateEvent () | |
| This is called when an object is updated from the server. More... | |
| getSettings (settings) | |
| Client-side method that returns a list of this component's. More... | |
| getType () | |
| Returns the component type of this object. More... | |
| invokeSuper (method, args) | |
| Invoke the superclass method method of the current. More... | |
| isOfType (type) | |
| Returns true if this object is of the given component type. More... | |
| makeId (subid) | |
| client-side utility method that constructs a component-specific id More... | |
| onCreate () | |
| This client method, if present, is called when this component is. More... | |
| onunloadHandler () | |
| This client event, if present, is fired when the page is unloaded. More... | |
| onupdateHandler () | |
| This client method, if present, is fired when the object is updated from the server. | |
| render () | |
| This causes a component that draws its contents dynamically. More... | |
| renderContents () | |
| This method, if present, is called when this component. More... | |
| renderSVG (document, parent) | |
| This method is only needed for SVG components. More... | |
| Public Member Functions inherited from RegisteredObject | |
| _.Library.Status | OnAddToSaveSet (_.Library.Integer depth, _.Library.Integer insert, _.Library.Integer callcount) |
| This callback method is invoked when the current object is added to the SaveSet,. More... | |
| _.Library.Status | OnClose () |
| This callback method is invoked by the <METHOD>Close</METHOD> method to. More... | |
| _.Library.Status | OnConstructClone (_.Library.RegisteredObject object, _.Library.Boolean deep, _.Library.String cloned) |
| This callback method is invoked by the <METHOD>ConstructClone</METHOD> method to. More... | |
| _.Library.Status | OnNew () |
| This callback method is invoked by the <METHOD>New</METHOD> method to. More... | |
| _.Library.Status | OnValidateObject () |
| This callback method is invoked by the <METHOD>ValidateObject</METHOD> method to. More... | |
| Public Member Functions inherited from Adaptor | |
| _.Library.Status | XMLExport (_.Library.String top, _.Library.String format, _.XML.Namespaces namespaces, attrs, _.Library.String createId, _.Library.String typeAttr, oreflist, idlist, _.Library.String initialIndent, _.Library.Boolean local, _.Net.MIMEPart mimeAttachments) |
| Serialize an XML enabled class as an XML document and write. More... | |
| _.Library.Status | XMLExportToStream (_.Stream.Object export, _.Library.String top, _.Library.String format, _.XML.Namespaces namespaces, attrs, _.Library.String createId, _.Library.String typeAttr, oreflist, idlist, _.Library.String initialIndent) |
| Serialize an XML enabled class as an XML document and appends it to a stream. More... | |
| _.Library.Status | XMLExportToString (_.Library.String export, _.Library.String top, _.Library.String format, _.XML.Namespaces namespaces, attrs, _.Library.String createId, _.Library.String typeAttr, oreflist, idlist, _.Library.String initialIndent) |
| Serialize an XML enabled class as an XML document and write it to a string. More... | |
| Static Public Member Functions inherited from Adaptor | |
| _.Library.Status | XMLDTD (_.Library.String top, _.Library.String format, _.Library.Boolean input, dtdlist) |
| Write the DTD to the current device for this XML enabled class serialized as. More... | |
| _.Library.RegisteredObject | XMLNew (_.XML.Document document, _.Library.Integer node, _.Library.RegisteredObject containerOref) |
| Get an instance of an XML enabled class. More... | |
| _.Library.Status | XMLSchema (_.Library.String top, _.Library.String format, _.Library.String namespacePrefix, _.Library.Boolean input, _.Library.Boolean refOnly, schema) |
| Write an XML Schema fragment to the current device which describes an XML enabled class and dependent classes. More... | |
| _.Library.String | XMLSchemaNamespace () |
| Get the namespace to which this class belongs for use in schema generation. More... | |
| _.Library.Status | XMLSchemaType (_.XML.Schema schemaInstance, _.XML.Node node, _.Library.String top, _.Library.Boolean encoded, _.Library.Boolean summary, _.Library.Boolean input, _.Library.Boolean refOnly) |
| Add a complexType to the schema that is respresented by an <class>XML.Schema</class> instance. More... | |
| Public Attributes inherited from dataCombo | |
| auxColumn | |
| Optional. More... | |
| cached | |
| If true (the default is false) then the following behavior occurs: More... | |
| choiceColumn | |
| If there are multiple data columns displayed within the dropdown list. More... | |
| clearOnLoad | |
| If this is set true and this dataCombo is bound to a data controller,. More... | |
| columnHeaders | |
| If defined, this is a comma-delimited list of column. More... | |
| conditions | |
| A list of conditions. More... | |
| contentType | |
| Indicates how display values should be rendered: More... | |
| displayColumns | |
| If there are multiple data columns displayed in the dropdown list,. More... | |
| emptyText | |
| The text to be displayed in the "empty" item displayed if. More... | |
| itemCount | |
| Number of items in the drop down. More... | |
| loadingMessage | |
| Localized "loading" message displayed by control. More... | |
| multiColumn | |
| If true (the default), then display multiple columns in the drop. More... | |
| onshowDropdown | |
| onshowDropdown event handler: More... | |
| parameters | |
| User-defined list of query parameters. More... | |
| searchKeyLen | |
| If non-zero, this is the maximum number of search characters. More... | |
| showEmpty | |
| If true (the default), insert an extra row with the value of <property>emptyText</property> More... | |
| showQuery | |
| Server-side diagnostic flag. More... | |
| sqlLookup | |
| (optional) SQL statement that, given a value, finds a display More... | |
| valueColumn | |
| If there are multiple data columns displayed in the dropdown list. More... | |
| Public Attributes inherited from abstractComboBox | |
| buttonCaption | |
| Caption used for the dropdown button when <property>comboType</property> More... | |
| buttonImage | |
| URI of image to display for the combo button in its normal state. More... | |
| buttonImageDown | |
| URI of image to display for the combo button in its down (pressed) state. More... | |
| buttonTitle | |
| Popup title used for the dropdown button when <property>comboType</property> More... | |
| comboType | |
| Specifies how the dropdown box is activated for the combobox. More... | |
| delay | |
| Specifies how long to wait, in milliseconds, after user finishes typing. More... | |
| dropdownHeight | |
| If defined, override default height of dropdown window. More... | |
| dropdownWidth | |
| If defined, override default width of dropdown window. More... | |
| editable | |
| If true, then this is an editable combobox (a user can directly edit the value within the input box). More... | |
| hzScroll | |
| If true, allow the dropdown window to display horizontal scroll bars. More... | |
| isDropdownVisible | |
| Internal use only; client flag used to track if the. More... | |
| scrollIntoView | |
| If true, try and make the current item within the dropdown visible. More... | |
| selectedIndex | |
| Index (0-based) of current selected option. More... | |
| text | |
| Text (display) value of current item. More... | |
| unrestricted | |
| If true, and if this is an editable combobox,. More... | |
| Public Attributes inherited from text | |
| autocomplete | |
| This attribute indicates how the value of the control can be automatically completed by the browser. More... | |
| inputtype | |
| Allow for alternate types of input controls such as telephone, email etc which give more feedback particularly on mobile devices. More... | |
| maxlength | |
| Maximum number of characters allowed within the text control. More... | |
| placeholder | |
| Expose placeholder attribute to Zen. More... | |
| size | |
| Size of the input area for this text control. More... | |
| spellcheck | |
| If true, this control has spellcheck enabled. More... | |
| Public Attributes inherited from control | |
| clientType | |
| Indicates the client-side (JavaScript) type that should be used for this control's value. More... | |
| controlClass | |
| Optional CSS class used for the primary HTML element displayed for this control. More... | |
| controlStyle | |
| Optional CSS style applied to the primary HTML element displayed for this control. More... | |
| dataBinding | |
| Optional. More... | |
| disabled | |
| If true, this control is disabled. More... | |
| invalid | |
| Set this true when the value of this control is known to be. More... | |
| invalidMessage | |
| Value displayed in alert box by the form <method>validate</method> More... | |
| onblur | |
| onblur event handler: More... | |
| onchange | |
| onchange event handler: More... | |
| onclick | |
| onclick event handler: More... | |
| ondblclick | |
| ondblclick event handler: More... | |
| onfocus | |
| onfocus event handler: More... | |
| onkeydown | |
| onkeydown event handler: More... | |
| onkeypress | |
| onkeypress event handler: More... | |
| onkeyup | |
| onkeyup event handler: More... | |
| onmousedown | |
| onmousedown event handler: More... | |
| onmouseout | |
| onmouseout event handler: More... | |
| onmouseover | |
| onmouseover event handler: More... | |
| onmouseup | |
| onmouseup event handler: More... | |
| onsubmit | |
| onsubmit event handler: More... | |
| ontouchend | |
| ontouchend event handler: More... | |
| ontouchmove | |
| ontouchmove event handler: More... | |
| ontouchstart | |
| ontouchstart event handler: More... | |
| onvalidate | |
| onvalidate event handler: More... | |
| originalValue | |
| Original value for this control before any user modification. More... | |
| readOnly | |
| If true, this control is readOnly. More... | |
| required | |
| If true, this control is required. More... | |
| requiredMessage | |
| Value displayed in alert box by the form <method>validate</method> More... | |
| tabIndex | |
| If defined, this is used to provide a value for the HTML tabIndex. More... | |
| value | |
| Default value displayed within this control. More... | |
| Public Attributes inherited from component | |
| align | |
| Specifies how this component should be horizontally aligned within its layout cell. More... | |
| containerStyle | |
| CSS style applied to the td element used to contain this child component within. More... | |
| dragEnabled | |
| If this value is true and dragAndDrop is enabled for the page, then. More... | |
| dropEnabled | |
| If this value is true and dragAndDrop is enabled for the page, then. More... | |
| enclosingClass | |
| Optional CSS class used for this component's enclosing div. More... | |
| enclosingStyle | |
| Optional CSS style applied to this component's enclosing div. More... | |
| error | |
| Run-time value; Set to indicate an error within this component. More... | |
| height | |
| Specifies the height of this component with respect to its container. More... | |
| hidden | |
| If true, this component is hidden. More... | |
| hint | |
| User defined hint text used to display additional hint text for this component. More... | |
| hintClass | |
| Optional CSS class used for the component hint. More... | |
| hintStyle | |
| User defined style used for the component hint. More... | |
| label | |
| User defined label used to label this component. More... | |
| labelClass | |
| Optional CSS class used for the component label. More... | |
| labelDisabledClass | |
| Optional CSS class used for the component label when disabled. More... | |
| labelStyle | |
| User defined style used for the component label. More... | |
| onafterdrag | |
| onafterdrag event handler: More... | |
| onbeforedrag | |
| onbeforedrag event handler: More... | |
| ondrag | |
| ondrag event handler: More... | |
| ondrop | |
| ondrop event handler: More... | |
| onhide | |
| onhide event handler: More... | |
| onrefresh | |
| onrefresh event handler: More... | |
| onshow | |
| onshow event handler: More... | |
| showLabel | |
| Controls whether a label is displayed for this component. More... | |
| slice | |
| User-defined number of units of relative space this. More... | |
| title | |
| Help text (tool tip) displayed when mouse hovers over this component (or its label). More... | |
| valign | |
| Specifies how this component should be vertically aligned within its layout cell. More... | |
| width | |
| Specifies the width of this component with respect to its container. More... | |
| Public Attributes inherited from object | |
| aux | |
| @qualifier final This is an auxiliary property that is provided More... | |
| composite | |
| @qualifier final For components that are created as part of a composite component, More... | |
| id | |
| @qualifier final This is a unique identifier that is used to distinguish this object More... | |
| index | |
| @qualifier final System-assigned index number used internally to identify this component. More... | |
| name | |
| @qualifier final Name of this object. More... | |
| onupdate | |
| onupdate event handler: More... | |
| parent | |
| @qualifier final Link to the component that contains this object More... | |
| tuple | |
| @qualifier final Special property indicating which tuple of a More... | |
| visible | |
| This property indicates whether a component is visible and thus layed out. More... | |
| window | |
| @qualifier final This is a client-only property that refers to the JavaScript More... | |
| Public Attributes inherited from querySource | |
| OnCreateResultSet | |
| (optional) Name of Server-side callback method to call to create More... | |
| OnExecuteResultSet | |
| (optional) Name of Server-side callback method to call to execute the More... | |
| columnName | |
| (optional) Name of a column in the SQL table used to provide data. More... | |
| countRows | |
| This property should not be used; it is provided for backward compatibility. More... | |
| groupByClause | |
| (optional) An SQL GROUP BY clause: e.g., "Year,State" More... | |
| maxRows | |
| Maximum number of rows to fetch from the <class>ResultSet</class> object. More... | |
| orderByClause | |
| (optional) An SQL ORDER BY clause: e.g., "Name,State" More... | |
| queryClass | |
| (optional) Name of the class containing the class query that will More... | |
| queryName | |
| (optional) Name of the class query that will More... | |
| sql | |
| (optional) SQL statement that, if present, will be used to More... | |
| tableName | |
| (optional) Name of an SQL table used to provide data. More... | |
| whereClause | |
| (optional) An SQL WHERE clause: e.g., "Name='Elvis'" More... | |
| Static Public Attributes inherited from dataCombo | |
| USECACHEDIV = None | |
| Indicates that this combobox should cache its dropdown contents. | |
| Static Public Attributes inherited from abstractComboBox | |
| DEFAULTBUTTONIMAGE = None | |
| Default image for button in normal state. | |
| DEFAULTBUTTONIMAGEDOWN = None | |
| Default image for button in down state. | |
| USECACHEDIV = None | |
| Indicates that this combobox should cache its dropdown contents. | |
| Static Public Attributes inherited from control | |
| DEFAULTCLIENTTYPE = None | |
| Base class for controls. More... | |
| DEFAULTCONTROLCLASS = None | |
| The default css class used for the main element within this control. More... | |
| Static Public Attributes inherited from component | |
| DEFAULTENCLOSINGCLASS = None | |
| Subclasses can set this to change default enclosingClass used for this. More... | |
| DEFAULTHEIGHT = None | |
| Subclasses can set this to change default height for a component. | |
| DEFAULTHIDDEN = None | |
| Subclasses can set this to change default hidden property for a component. | |
| DEFAULTHINTCLASS = None | |
| Subclasses can set this to change default css class used for hints. | |
| DEFAULTLABELCLASS = None | |
| Subclasses can set this to change default css class used for labels. | |
| DEFAULTLABELDISABLEDCLASS = None | |
| Subclasses can set this to change default css class used for disabled labels. | |
| DEFAULTVISIBLE = None | |
| Subclasses can set this to change default visibilty for a component. | |
| DEFAULTWIDTH = None | |
| Subclasses can set this to change default width for a component. | |
| Static Public Attributes inherited from object | |
| DEFAULTVISIBLE = None | |
| Subclasses can set this to change default visibilty for a component. | |
| INCLUDEFILES = None | |
| CSV list of additional include files (either .js or .css) that. More... | |
| MODULE = None | |
| If set, this indicates that this system component should be. More... | |
| NAMESPACE = None | |
| This is the XML namespace used for library components. | |
| POSTCOMPILEACTIONS = None | |
| This is a comma-delimited list of which post-compile actions this component. More... | |
| USECOMMONDIRECTORY = None | |
| If true, then the include files generated for this component, are placed in the. More... | |
| XMLFORMAT = None | |
| If XMLFORMAT="Literal", then only support for literal format import and export is generated. More... | |
| XMLIGNOREINVALIDATTRIBUTE = None | |
| By setting this to 0, we disallow use of invalid attribute names in Zen XML documents. | |
| Static Public Attributes inherited from RegisteredObject | |
| CAPTION = None | |
| Optional name used by the Form Wizard for a class when generating forms. More... | |
| JAVATYPE = None | |
| The Java type to be used when exported. | |
| PROPERTYVALIDATION = None | |
| This parameter controls the default validation behavior for the object. More... | |
| Static Public Attributes inherited from Adaptor | |
| ATTRIBUTEQUALIFIED = None | |
| ATTRIBUTEQUALIFIED controls the format of exported XML by controlling whether attributes. More... | |
| ELEMENTQUALIFIED = None | |
| ELEMENTQUALIFIED controls the format of exported XML. More... | |
| NAMESPACE = None | |
| NAMESPACE specifies the XML namespace to be used when projecting the. More... | |
| SUPPRESSTYPEPREFIX = None | |
| SUPPRESSTYPEPREFIX allows the type name that refers to this class. More... | |
| XMLDEFAULTREFERENCE = None | |
| XMLDEFAULTREFERENCE specifies the default value of the XMLREFERENCE property parameter. More... | |
| XMLENABLED = None | |
| If this parameter is true then XML-enabling methods. More... | |
| XMLFORMAT = None | |
| The XMLFORMAT parameter controls the generation of the XMLExport and XMLImport. More... | |
| XMLIGNOREINVALIDATTRIBUTE = None | |
| The XMLIGNOREINVALIDATTRIBUTE parameter allows the programmer to control handling of unexpected. More... | |
| XMLIGNOREINVALIDTAG = None | |
| The XMLIGNOREINVALIDTAG parameter allows the programmer to control handling of unexpected. More... | |
| XMLIGNORENULL = None | |
| XMLIGNORENULL allows the programmer to override the default XML handling. More... | |
| XMLINCLUDEINGROUP = None | |
| XMLINCLUDEINGROUP allows the programmer to control whether a class is included. More... | |
| XMLINHERITANCE = None | |
| If the XMLINHERITANCE parameter is set to "LEFT", then in the case of multiple. More... | |
| XMLNAME = None | |
| This parameter provides the default XMLNAME for the class. More... | |
| XMLNIL = None | |
| The XMLNIL class parameter controls the use of xsi:nil by XMLExport. More... | |
| XMLNILNOOBJECT = None | |
| The XMLNILNOOBJECT parameter allows creation of an object to be skipped for elements. More... | |
| XMLPREFIX = None | |
| The XMLPREFIX parameter controls the prefix to be used for the XML namespace that. More... | |
| XMLSEQUENCE = None | |
| If the XMLSEQUENCE = 1, then the order of the XML elements must match the. More... | |
| XMLSUMMARY = None | |
| The summary fields to be used when an object is referenced are specified. More... | |
| XMLTYPE = None | |
| This parameter provides the default XMLTYPE for the class. More... | |
| XMLUNSWIZZLE = None | |
| If the XMLUNSWIZZLE parameter is set to 1, then single object. More... | |
| XMLUSEEMPTYELEMENT = None | |
| If the XMLUSEEMPTYELEMENT parameter is set to 1, then the empty element shorthand (<tag>) More... | |
CSP.UI.Component.remoteDatabaseSelect
For use on the SMP Remote Database dialog.
Extends dataCombo, adding a callback that disables the component
and displays a message if the query resturned no results
(i.e. a connection to the remote server could not be established.)
1.9.1