ScrollBar Class Reference
from PyKDE4.plasma import *
Inherits: QGraphicsProxyWidget → QGraphicsWidget → QObject
Namespace: Plasma.ScrollBar
Detailed Description
ScrollBar plasma/widgets/scrollbar.h <Plasma/Widgets/ScrollBar>
Provides a plasma-themed QScrollBar.
Signals |
| | valueChanged (, int value) |
Methods |
| | __init__ (self, QGraphicsWidget parent) |
| | contextMenuEvent (self, QGraphicsSceneContextMenuEvent event) |
| int | maximum (self) |
| int | minimum (self) |
| QScrollBar | nativeWidget (self) |
| int | pageStep (self) |
| | setOrientation (self, Qt::Orientation orientation) |
| | setPageStep (self, int val) |
| | setRange (self, int min, int max) |
| | setSingleStep (self, int val) |
| | setStyleSheet (self, QString stylesheet) |
| | setValue (self, int val) |
| int | singleStep (self) |
| QString | styleSheet (self) |
| int | value (self) |
| | valueChanged (self, int value) |
Method Documentation
Creates a scrollbar; the default orientation is vertical
- Returns:
- the maximum value bound of this ScrollBar
- Returns:
- the minimum value bound of this ScrollBar
- Returns:
- the native widget wrapped by this ScrollBar
- Returns:
- the amount of the page step
Sets the orientation of the ScrollBar.
| setPageStep |
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self, |
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int |
val |
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Sets the amount the slider will scroll when the user press page up or page down
@arg val
| setRange |
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self, |
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int |
min, |
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int |
max |
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Sets the scrollbar minimum and maximum values
@arg min minimum value
@arg max maximum value
| setSingleStep |
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self, |
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int |
val |
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Sets the amount of the single step
i.e how much the slider will move when the user press an arrow button
@arg val
| setStyleSheet |
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self, |
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QString |
stylesheet |
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) |
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Sets the stylesheet used to control the visual display of this ScrollBar
@arg stylesheet a CSS string
| setValue |
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self, |
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int |
val |
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) |
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Sets the current value for the ScrollBar
@arg value must be minimum() <= value <= maximum()
- Returns:
- the amount of the single step
- Returns:
- the stylesheet currently used with this widget
- Returns:
- the current scrollbar value
| valueChanged |
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self, |
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int |
value |
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) |
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Emitted when the value of the slider changes
- Signal syntax:
QObject.connect(source, SIGNAL("valueChanged(int)"), target_slot)