KDE 4.9 PyKDE API Reference

- KDE's Python API

# Plasma Namespace Reference

`from PyKDE4.plasma.Plasma import *`

## Detailed Description

@headerfile plasma/windoweffect.h <Plasma/WindowEffect>

## Class Index

A | Dialog (Plasma) | RunnerScript (Plasma)
AbstractDialogManager (Plasma) | E | RunnerSyntax (Plasma)
AbstractRunner (Plasma) | Extender (Plasma) | S
AbstractToolBox (Plasma) | ExtenderGroup (Plasma) | ScriptEngine (Plasma)
AccessAppletJob (Plasma) | ExtenderItem (Plasma) | ScrollBar (Plasma)
AccessManager (Plasma) | F | ScrollWidget (Plasma)
Animation (Plasma) | FlashingLabel (Plasma) | Separator (Plasma)
AnimationDriver (Plasma) | Frame (Plasma) | Service (Plasma)
Animator (Plasma) | FrameSvg (Plasma) | ServiceAccessJob (Plasma)
Applet (Plasma) | G | ServiceJob (Plasma)
AppletProtectedThunk (Plasma) | GLApplet (Plasma) | SignalPlotter (Plasma)
AppletScript (Plasma) | GroupBox (Plasma) | Slider (Plasma)
AuthorizationInterface (Plasma) | I | SpinBox (Plasma)
AuthorizationManager (Plasma) | IconWidget (Plasma) | StyleOption (Plasma.Containment)
AuthorizationRule (Plasma) | ItemBackground (Plasma) | Svg (Plasma)
B | L | SvgWidget (Plasma)
BusyWidget (Plasma) | Label (Plasma) | T
C | LineEdit (Plasma) | TabBar (Plasma)
CheckBox (Plasma) | M | TextBrowser (Plasma)
ClientPinRequest (Plasma) | Meter (Plasma) | TextEdit (Plasma)
ComboBox (Plasma) | P | Theme (Plasma)
ConfigLoader (Plasma) | Package (Plasma) | ToolButton (Plasma)
Containment (Plasma) | PackageMetadata (Plasma) | ToolTipContent (Plasma)
ContainmentActions (Plasma) | PackageStructure (Plasma) | ToolTipManager (Plasma)
ContainmentActionsPluginsConfig (Plasma) | PlotColor (Plasma) | TreeView (Plasma)
Context (Plasma) | PluginLoader (Plasma) | V
Corona (Plasma) | PopupApplet (Plasma) | VideoWidget (Plasma)
D | PushButton (Plasma) | View (Plasma)
DataContainer (Plasma) | Q | W
DataEngine (Plasma) | QueryMatch (Plasma) | Wallpaper (Plasma)
DataEngineManager (Plasma) | R | WallpaperScript (Plasma)
DataEngineScript (Plasma) | RadioButton (Plasma) | WebView (Plasma)
DeclarativeWidget (Plasma) | RunnerContext (Plasma) |
Delegate (Plasma) | RunnerManager (Plasma) |

## Enumerations
AnnouncementMethod | { NoAnnouncement, ZeroconfAnnouncement }
AspectRatioMode | { InvalidAspectRatioMode, IgnoreAspectRatio, KeepAspectRatio, Square, ConstrainedSquare, FixedSize }
ComponentType | { AppletComponent, DataEngineComponent, RunnerComponent, AnimatorComponent, ContainmentComponent, WallpaperComponent, GenericComponent }
Constraint | { NoConstraint, FormFactorConstraint, LocationConstraint, ScreenConstraint, SizeConstraint, ImmutableConstraint, StartupCompletedConstraint, ContextConstraint, PopupConstraint, AllConstraints }
Direction | { Down, Up, Left, Right }
FlipDirection | { NoFlip, HorizontalFlip, VerticalFlip }
FormFactor | { Planar, MediaCenter, Horizontal, Vertical }
ImmutabilityType | { Mutable, UserImmutable, SystemImmutable }
IntervalAlignment | { NoAlignment, AlignToMinute, AlignToHour }
ItemStatus | { UnknownStatus, PassiveStatus, ActiveStatus, NeedsAttentionStatus, AcceptingInputStatus }
ItemTypes | { AppletType, LineEditType }
Location | { Floating, Desktop, FullScreen, TopEdge, BottomEdge, LeftEdge, RightEdge }
MarginEdge | { TopMargin, BottomMargin, LeftMargin, RightMargin }
MessageButton | { ButtonNone, ButtonOk, ButtonYes, ButtonNo, ButtonCancel }
PopupPlacement | { FloatingPopup, TopPosedLeftAlignedPopup, TopPosedRightAlignedPopup, LeftPosedTopAlignedPopup, LeftPosedBottomAlignedPopup, BottomPosedLeftAlignedPopup, BottomPosedRightAlignedPopup, RightPosedTopAlignedPopup, RightPosedBottomAlignedPopup }
Position | { LeftPositioned, RightPositioned, TopPositioned, BottomPositioned, CenterPositioned }
TrustLevel | { InvalidCredentials, UnknownCredentials, ValidCredentials, TrustedCredentials, UltimateCredentials }
ZoomDirection | { ZoomIn, ZoomOut }
ZoomLevel | { DesktopZoom, GroupZoom, OverviewZoom }
## Functions
[QAction] | actionsFromMenu (QMenu menu, QString prefix=QString(), QObject parent=0)
bool | isPluginVersionCompatible (long version)
QStringList | knownLanguages (Plasma.ComponentTypes types)
Plasma.AppletScript | loadScriptEngine (QString language, Plasma.Applet applet)
Plasma.DataEngineScript | loadScriptEngine (QString language, Plasma.DataEngine dataEngine)
Plasma.RunnerScript | loadScriptEngine (QString language, Plasma.AbstractRunner runner)
Plasma.WallpaperScript | loadScriptEngine (QString language, Plasma.Wallpaper wallpaper)
Plasma.Direction | locationToDirection (Plasma.Location location)
Plasma.Direction | locationToInverseDirection (Plasma.Location location)
KSharedPtr | packageStructure (QString language, Plasma.ComponentType type)
float | scalingFactor (Plasma.ZoomLevel level)
long | version ()
long | versionMajor ()
long | versionMinor ()
long | versionRelease ()
QString | versionString ()
QGraphicsView | viewFor (QGraphicsItem item)

## Enumeration Documentation

AnnouncementMethod

Enumerator:

  NoAnnouncement = 0 |
  ZeroconfAnnouncement = 1 |

AspectRatioMode

Defines the aspect ratio used when scaling an applet

Enumerator:

  InvalidAspectRatioMode = -1 |
  IgnoreAspectRatio = 0 |
  KeepAspectRatio = 1 |
  Square = 2 |
  ConstrainedSquare = 3 |
  FixedSize = 4 |

ComponentType

The ComonentType enumeration refers to the various types of components, or plugins, supported by plasma.

Enumerator:

  AppletComponent = 1 |
  DataEngineComponent = 2 |
  RunnerComponent = 4 |
  AnimatorComponent = 8 |
  ContainmentComponent = 16 |
  WallpaperComponent = 32 |
  GenericComponent = 64 |

Constraint

The Constraint enumeration lists the various constraints that Plasma objects have managed for them and which they may wish to react to, for instance in Applet.constraintsUpdated

Enumerator:

  NoConstraint = 0 |
  FormFactorConstraint = 1 |
  LocationConstraint = 2 |
  ScreenConstraint = 4 |
  SizeConstraint = 8 |
  ImmutableConstraint = 16 |
  StartupCompletedConstraint = 32 |
  ContextConstraint = 64 |
  PopupConstraint = 128 |
  AllConstraints = FormFactorConstraint|LocationConstraint|ScreenConstraint|SizeConstraint|ImmutableConstraint|ContextConstraint|PopupConstraint |

Direction

The Direction enumeration describes in which direction, relative to the Applet (and its managing container), popup menus, expanders, balloons, message boxes, arrows and other such visually associated widgets should appear in. This is usually the oposite of the Location.

Enumerator:

  Down = 0 |
  Up |
  Left |
  Right |

FlipDirection

Flip enumeration

Enumerator:

  NoFlip = 0 |
  HorizontalFlip = 1 |
  VerticalFlip = 2 |

FormFactor

The FormFactor enumeration describes how a Plasma.Applet should arrange itself. The value is derived from the container managing the Applet (e.g. in Plasma, a Corona on the desktop or on a panel).

Enumerator:

  Planar = 0 |
  MediaCenter |
  Horizontal |
  Vertical |

ImmutabilityType

Defines the immutability of items like applets, corona and containments they can be free to modify, locked down by the user or locked down by the system (e.g. kiosk setups).

Enumerator:

  Mutable = 1 |
  UserImmutable = 2 |
  SystemImmutable = 4 |

IntervalAlignment

Possible timing alignments

Enumerator:

  NoAlignment = 0 |
  AlignToMinute |
  AlignToHour |

ItemStatus

Status of an applet

Since:
  4.3

Enumerator:

  UnknownStatus = 0 |
  PassiveStatus = 1 |
  ActiveStatus = 2 |
  NeedsAttentionStatus = 3 |
  AcceptingInputStatus = 4 |

ItemTypes

Enumerator:

  AppletType = QGraphicsItem::UserType+1 |
  LineEditType = QGraphicsItem::UserType+2 |

Location

The Location enumeration describes where on screen an element, such as an Applet or its managing container, is positioned on the screen.

Enumerator:

  Floating = 0 |
  Desktop |
  FullScreen |
  TopEdge |
  BottomEdge |
  LeftEdge |
  RightEdge |

MarginEdge

Enumerator:

  TopMargin = 0 |
  BottomMargin |
  LeftMargin |
  RightMargin |

MessageButton

Enumerator:

  ButtonNone = 0 |
  ButtonOk = 1 |
  ButtonYes = 2 |
  ButtonNo = 4 |
  ButtonCancel = 8 |

PopupPlacement

The popup position enumeration relatively to his attached widget

Enumerator:

  FloatingPopup = 0 |
  TopPosedLeftAlignedPopup |
  TopPosedRightAlignedPopup |
  LeftPosedTopAlignedPopup |
  LeftPosedBottomAlignedPopup |
  BottomPosedLeftAlignedPopup |
  BottomPosedRightAlignedPopup |
  RightPosedTopAlignedPopup |
  RightPosedBottomAlignedPopup |

Position

The position enumeration

Enumerator:

  LeftPositioned |
  RightPositioned |
  TopPositioned |
  BottomPositioned |
  CenterPositioned |

TrustLevel

Enumerator:

  InvalidCredentials = 0 |
  UnknownCredentials = 1 |
  ValidCredentials = 2 |
  TrustedCredentials = 3 |
  UltimateCredentials = 4 |

ZoomDirection

The direction of a zoom action.

Enumerator:

  ZoomIn = 0 |
  ZoomOut = 1 |

ZoomLevel

Zoom levels that Plasma is aware of...

Enumerator:

  DesktopZoom = 0 |
  GroupZoom |
  OverviewZoom |

## Function Documentation

[QAction] actionsFromMenu | ( | QMenu | menu,
|  | QString | prefix=QString(),
|  | QObject | parent=0
| ) |  |  |

Returns a list of all actions in the given QMenu This method flattens the hierarchy of the menu by prefixing the text of all actions in a submenu with the submenu title.

Parameters:

  | menu | the QMenu storing the actions
  | prefix | text to display before the text of all actions in the menu
  | parent | QObject to be passed as parent of all the actions in the list

Since:
  4.4

bool isPluginVersionCompatible | ( | long | version
| ) |  |  |

Verifies that a plugin is compatible with plasma

QStringList knownLanguages | ( | Plasma.ComponentTypes | types
| ) |  |  |

Parameters:

  | types | a set of ComponentTypes flags for which to look up the language support for

Returns:
  a list of all supported languages for the given type(s).

Plasma.AppletScript loadScriptEngine | ( | QString | language,
|  | Plasma.Applet | applet
| ) |  |  |

Loads an Wallpaper script engine for the given language.

Parameters:

  | language | the language to load for
  | runner | the Plasma.Wallpaper for this script

Returns:
  pointer to the RunnerScript or 0 on failure; the caller is responsible for the return object which will be parented to the Wallpaper

Plasma.DataEngineScript loadScriptEngine | ( | QString | language,
|  | Plasma.DataEngine | dataEngine
| ) |  |  |

Loads an Wallpaper script engine for the given language.

Parameters:

  | language | the language to load for
  | runner | the Plasma.Wallpaper for this script

Returns:
  pointer to the RunnerScript or 0 on failure; the caller is responsible for the return object which will be parented to the Wallpaper

Plasma.RunnerScript loadScriptEngine | ( | QString | language,
|  | Plasma.AbstractRunner | runner
| ) |  |  |

Loads an Wallpaper script engine for the given language.

Parameters:

  | language | the language to load for
  | runner | the Plasma.Wallpaper for this script

Returns:
  pointer to the RunnerScript or 0 on failure; the caller is responsible for the return object which will be parented to the Wallpaper

Plasma.WallpaperScript loadScriptEngine | ( | QString | language,
|  | Plasma.Wallpaper | wallpaper
| ) |  |  |

Loads an Wallpaper script engine for the given language.

Parameters:

  | language | the language to load for
  | runner | the Plasma.Wallpaper for this script

Returns:
  pointer to the RunnerScript or 0 on failure; the caller is responsible for the return object which will be parented to the Wallpaper

Plasma.Direction locationToDirection | ( | Plasma.Location | location
| ) |  |  |

Converts a location to a direction. Handy for figuring out which way to send a popup based on location or to point arrows and other directional items.

Parameters:

  | location | the location of the container the element will appear in

Returns:
  the visual direction the element should be oriented in

Plasma.Direction locationToInverseDirection | ( | Plasma.Location | location
| ) |  |  |

Converts a location to the direction facing it. Handy for figuring out which way to collapse a popup or to point arrows at the item itself.

Parameters:

  | location | the location of the container the element will appear in

Returns:
  the visual direction the element should be oriented in

KSharedPtr packageStructure | ( | QString | language,
|  | Plasma.ComponentType | type
| ) |  |  |

Loads an appropriate PackageStructure for the given language and type

Parameters:

  | language | the language to load the PackageStructure for
  | type | the component type

Returns:
  a guarded PackageStructure pointer

float scalingFactor | ( | Plasma.ZoomLevel | level
| ) |  |  |

Returns:
  the scaling factor (0..1) for a ZoomLevel

long version | ( |  | ) |

The runtime version of libplasma

long versionMajor | ( |  | ) |

The runtime major version of libplasma

long versionMinor | ( |  | ) |

The runtime major version of libplasma

long versionRelease | ( |  | ) |

The runtime major version of libplasma

QString versionString | ( |  | ) |

The runtime version string of libplasma

QGraphicsView viewFor | ( | QGraphicsItem | item
| ) |  |  |

Returns the most appropriate QGraphicsView for the item.

Parameters:

  | item | the QGraphicsItem to locate a view for

Returns:
  pointer to a view, or 0 if none was found