TWebMemo
Description
Below is a list of the most important properties methods and events for the TWebMemo. TWebMemo is a multiline editable control, similar to a VCL TMemo. It is based on the HTML TEXTAREA element.
 |
 |
| Designtime |
Runtime |
HTML template tag
The HTML tag the component can be associated with in an HTML template. Assign the ID
attribute with a unique value and set the identical value to the ElementID property. Detailed
information can be found in the Use of HTML templates topic.
| HTML tag |
<DIV ID=”UniqueID”></DIV> |
| ElementID |
UniqueID |
Properties for TWebMemo
| Property |
Description |
| AutoSize |
When true, the size of the control will automatically adapt to the text in the memo |
| BorderStyle |
Sets the border style of the control |
| ElementClassName |
Optionally sets the CSS classname for the label when styling via CSS is used |
| ElementID |
Optionally sets the HTML element ID for a HTML element in the form HTML file the label needs to be connected with. When connected, no new label is created but the Delphi class is connected with the existing HTML element in the form HTML file |
| Lines: TStrings |
Access to the content of the memo via a TStringList property |
| Modified: Boolean |
Property that returns true when the memo content was changed through editing |
| Required |
When true, the content of the TWebMemo being empty will cause a validation popup when used on a TWebHTMLForm. Maps on HTML required attribute: https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/required |
| RequiredText |
Sets the text to show when no valid text was entered |
| SelLength: Integer |
Gets or sets the length of the selection in the memo |
| SelStart: Integer |
Gets or sets the selection starting point in the memo |
| ShowFocus: Boolean |
When true, the border color changes when the control has focus |
| SpellCheck: Boolean |
When false, the browser built-in spell checking is not applied to the memo. Default it is on. |
| TabOrder |
Sets the tab order of the control |
| TabStop |
When true, the focus is turned to the control when pressing tab |
| TextDirection |
Sets the text direction to
tdDefault: does not use direction attribute
tdInherit: uses TextDirection of parent control
tdRightToLeft: uses rtl direction attribute
tdLeftToRight: uses ltr direction attribute |
Methods for TWebMemo
| Property |
Description |
| Clear |
Removes text from the memo |
| ClearSelection |
Removes the selected text from the memo |
| CopyToClipboard |
Copies all text of the memo control to the clipboard |
| SelectAll |
Selects all text in the memo control |
Events for TWebMemo
| Property |
Description |
| OnChange |
Event triggered when the content of the memo changes |
| OnClick |
Event triggered when the memo is clicked |
| OnDblClick |
Event triggered when the memo is double-clicked |