====================
DoubleEdit (hwx.gui)
====================

A widget that can display/edit a double.

Inherits:
  - :ref:`LineEdit (hwx.gui)`

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Public Methods
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  +-------------------------------------+
  | addChildren_ (self, children)       |
  +-------------------------------------+
  | destroy_ (self)                     |
  +-------------------------------------+
  | enableGlobalActions_ (self, enable) |
  +-------------------------------------+
  | get_ (self)                         |
  +-------------------------------------+
  | getMousePosition_ (self)            |
  +-------------------------------------+
  | getRelativeMousePosition_ (self)    |
  +-------------------------------------+
  | hide_ (self)                        |
  +-------------------------------------+
  | saveAsPng_ (self, fname)            |
  +-------------------------------------+
  | set_ (self, value)                  |
  +-------------------------------------+
  | setF1HelpTopic_ (self, helptopic)   |
  +-------------------------------------+
  | setProperties_ (self, kwds)         |
  +-------------------------------------+
  | show_ (self)                        |
  +-------------------------------------+
  | validate_ (self, widget)            |
  +-------------------------------------+

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Method Details
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.. _addChildren:
.. method:: addChildren(self, children)

Add child widgets/layouts into this widget.

Widget children get layed out using a VBoxLayout.

Typically, you'll pass the parent/children into the constructor instead of
calling this function directly.

:param children:
:type children: list[Widget] | Layout


.. _destroy:
.. method:: destroy(self)

Deletes this and all its children.

.. _enableGlobalActions:
.. method:: enableGlobalActions(self, enable)

Sets the state of Global Actions.

Disable the global actions to get key events.

:param enable: Determines whether to enable or disable global actions.
:type enable: bool


.. _get:
.. method:: get(self)

Gets the value converted to base units.


.. _getMousePosition:
.. method:: getMousePosition(self)

Returns the mouse position.

.. _getRelativeMousePosition:
.. method:: getRelativeMousePosition(self)

Returns the mouse position relative to this widget.

.. _hide:
.. method:: hide(self)

Hides the widget.

.. _saveAsPng:
.. method:: saveAsPng(self, fname)

Saves the widget as a .png file.

:param fname: The file name for the .png
:type fname: str

:returns: True if it was saved succesfully, False otherwise.
:rtype: bool


.. _set:
.. method:: set(self, value)

Sets the value converted to user units with the units label.

:param value: A float value or a string with the units.
:type value: str, float


.. _setF1HelpTopic:
.. method:: setF1HelpTopic(self, helptopic)

Popup web-browser helps when the user hits F1 when over this.

:param helptopic: Topic name user needs help in.
:type helptopic: str


.. _setProperties:
.. method:: setProperties(self, kwds)

Internal method called from constructors.

.. _show:
.. method:: show(self)

Shows the widget.

.. _validate:
.. method:: validate(self, widget)

Validates whether the value entered is a double and convert to base units.

:param widget: Widget where the value is entered.
:type widget: Widget

:returns: True if the widget value entered is an int, otherwise False.
:rtype: bool