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KLed Class Reference

from PyKDE4.kdeui import *

Inherits: QWidget → QObject

Detailed Description

An LED widget.

Displays a round or rectangular light emitting diode.

It is configurable to arbitrary colors, the two on/off states and three styles (or "looks");

It may display itself in a performant flat view, a round view with light spot or a round view sunken in the screen.

"KDE LED Widget"

Author:
Joerg Habenicht, Richard J. Moore (rich@kde.org) 1998, 1999


Enumerations

Look { Flat, Raised, Sunken }
Shape { Rectangular, Circular }
State { Off, On }

Methods

 __init__ (self, QWidget parent=0)
 __init__ (self, QColor color, QWidget parent=0)
 __init__ (self, QColor color, KLed.State state, KLed.Look look, KLed.Shape shape, QWidget parent=0)
QColor color (self)
int darkFactor (self)
int ledWidth (self)
KLed.Look look (self)
QSize minimumSizeHint (self)
 off (self)
 on (self)
bool paintCachedPixmap (self)
 paintEvent (self, QPaintEvent a0)
 paintFlat (self)
 paintRaised (self)
 paintRect (self)
 paintRectFrame (self, bool raised)
 paintSunken (self)
 setColor (self, QColor color)
 setDarkFactor (self, int darkFactor)
 setLook (self, KLed.Look look)
 setShape (self, KLed.Shape shape)
 setState (self, KLed.State state)
KLed.Shape shape (self)
QSize sizeHint (self)
KLed.State state (self)
 toggle (self)

Method Documentation

__init__ (  self,
QWidget  parent=0
)
__init__ (  self,
QColor  color,
QWidget  parent=0
)
__init__ (  self,
QColor  color,
KLed.State  state,
KLed.Look  look,
KLed.Shape  shape,
QWidget  parent=0
)
QColor color (   self )

Returns the current color of the widget.

See also:
Color
Returns LED color.

int darkFactor (   self )

Returns the factor to darken the LED.

See also:
setDarkFactor()
Returns dark factor.

int ledWidth (   self )

Returns the width of the led.

KLed.Look look (   self )

Returns the current look of the widget.

See also:
Look
Returns LED look.

QSize minimumSizeHint (   self )
off (   self )

Sets the state of the widget to Off.

The widget will be painted immediately.

See also:
on() toggle() setState()

on (   self )

Sets the state of the widget to On.

The widget will be painted immediately.

See also:
off() toggle() setState()

bool paintCachedPixmap (   self )

Paint the cached antialiased pixmap corresponding to the state if any

Returns:
true if the pixmap was painted, false if it hasn't been created yet

paintEvent (  self,
QPaintEvent  a0
)
paintFlat (   self )

Paints a circular, flat LED.

paintRaised (   self )

Paints a circular, raised LED.

paintRect (   self )

Paints a rectangular, flat LED.

paintRectFrame (  self,
bool  raised
)

Paints a rectangular LED, either raised or sunken, depending on its argument.

paintSunken (   self )

Paints a circular, sunken LED.

setColor (  self,
QColor  color
)

Set the color of the widget.

The LED is shown with Color when in the KLed.On state or with the darken Color (@see setDarkFactor) in KLed.Off state.

The widget calls the update() method, so it will be updated when entering the main event loop.

See also:
Color

Parameters:
color  New color of the LED.

Sets the LED color.

setDarkFactor (  self,
int  darkFactor
)

Sets the factor to darken the LED in KLed.Off state.

The

Parameters:
darkFactor  should be greater than 100, otherwise the LED becomes lighter in KLed.Off state.

Defaults to 300.

See also:
QColor

Parameters:
darkFactor  Sets the factor to darken the LED.

Sets the factor to darken the LED.

setLook (  self,
KLed.Look  look
)

Sets the look of the widget.

The look may be Flat, Raised or Sunken.

The widget calls the update() method, so it will be updated when entering the main event loop.

See also:
Look

Parameters:
look  New look of the LED.

Sets LED look.

setShape (  self,
KLed.Shape  shape
)

Set the shape of the LED.

Parameters:
shape  The LED shape.

Set LED shape.

setState (  self,
KLed.State  state
)

Sets the state of the widget to On or Off.

The widget will be painted immediately.

See also:
on() off() toggle()

Parameters:
state  The LED state: on or off.

Set LED state.

KLed.Shape shape (   self )

Returns the current shape of the widget.

See also:
Shape
Returns LED shape.

QSize sizeHint (   self )
KLed.State state (   self )

Returns the current state of the widget (on/off).

See also:
State
Returns LED state.

toggle (   self )

Toggles the state of the led from Off to On or vice versa.

The widget repaints itself immediately.


Enumeration Documentation

Look
Enumerator:

Shape
Enumerator:

State
Enumerator:

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