Class zwt.ui.TextArea
Extends
zwt.ui.Widget.
A text area widget.
CSS rules
.zwt_textArea {}Defined in: TextArea.js.
| Constructor Attributes | Constructor Name and Description |
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Construct a text area.
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| Method Attributes | Method Name and Description |
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Return the change event manager attached to the text area.
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Return the cursor position.
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Return the selected text.
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getText()
Return the text in the area.
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Return the text length.
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Return the visible size of the area.
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Determine whether the text area is disabled.
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Return true if the text area is focusable and not disabled.
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processChangeEvent(zwt_event_ChangeEvent_event)
Process the specified change event.
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processEvent(zwt_event_Event_event)
Process the specified event.
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processFocusEvent(zwt_event_FocusEvent_event)
Process the specified focus event.
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Select the whole text.
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setCursorPosition(int_pos)
Set the cursor position.
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setDisabled(boolean_disabled)
Disable or enable the text area.
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setSelection(int_from, int_to)
Select text from int_from to int_to.
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setText(string_text)
Set the text in the area.
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setVisibleSize(int_size)
Set the visible size of the area.
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- Methods borrowed from class zwt.ui.Widget:
- addStyle, draw, getContextFill, getDimension, getElement, getElementDimension, getFill, getFocusEventManager, getId, getKeyboardEventManager, getParent, getRelativeLeft, getRelativeTop, getStyle, getWheelEventManager, hasFocus, hasStyle, isVisible, onEvent, processContentEvent, processKeyboardEvent, processWheelEvent, redraw, removeStyle, replaceStyle, setFill, setFocusable, setId, setStyle, setVisible
Method Detail
{zwt.event.ChangeEventManager}
getChangeEventManager()
Return the change event manager attached to the text area.
- Returns:
- The change event manager
{Integer}
getCursorPosition()
Return the cursor position.
- Returns:
- The cursor position
{String}
getSelectedText()
Return the selected text.
- Returns:
- The selected text
{String}
getText()
Return the text in the area.
- Returns:
- The text in the area
{Integer}
getTextLength()
Return the text length.
- Returns:
- The text length
{Integer}
getVisibleSize()
Return the visible size of the area.
- Returns:
- The visible size
{Boolean}
isDisabled()
Determine whether the text area is disabled. A disabled area can't respond to user input and generate events. The area is enabled initially by default.
- Returns:
- true if the area is disabled, false otherwise
{Boolean}
isFocusable()
Return true if the text area is focusable and not disabled.
- Returns:
- true if the text area is focusable
processChangeEvent(zwt_event_ChangeEvent_event)
Process the specified change event.
- Parameters:
- {zwt.event.ChangeEvent} zwt_event_ChangeEvent_event
- The change event to process
processEvent(zwt_event_Event_event)
Process the specified event.
- Parameters:
- {zwt.event.Event} zwt_event_Event_event
- The event to process
processFocusEvent(zwt_event_FocusEvent_event)
Process the specified focus event.
- Parameters:
- {zwt.event.FocusEvent} zwt_event_FocusEvent_event
- The focus event to process
selectAll()
Select the whole text.
setCursorPosition(int_pos)
Set the cursor position.
- Parameters:
- {Integer} int_pos
- The cursor position
setDisabled(boolean_disabled)
Disable or enable the text area.
- Parameters:
- {Boolean} boolean_disabled
- true to disable the area, otherwise false
setSelection(int_from, int_to)
Select text from int_from to int_to.
- Parameters:
- {Integer} int_from
- The start position
- {Integer} int_to
- The end position
setText(string_text)
Set the text in the area.
- Parameters:
- {String} string_text
- The text to set
setVisibleSize(int_size)
Set the visible size of the area.
- Parameters:
- {Integer} int_size
- The visible size