Class: QgsScreenHelper¶
A utility class for dynamic handling of changes to screen properties.
Added in version 3.28.
Class Hierarchy¶
Base classes¶
Methods
Returns the current screen available geometry in pixels. |
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Returns the screen that the parent widget appears on, or |
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Returns the current screen DPI for the screen that the parent widget appears on. |
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Returns the window handle for the window the parent widget is associated with, or |
Signals
Emitted whenever the available geometry of the screen associated with the widget is changed. |
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Emitted whenever the screen dpi associated with the widget is changed. |
- class qgis.gui.QgsScreenHelper[source]¶
Bases:
QObject
- __init__(parent: QWidget | None)
Constructor for QgsScreenHelper for the specified parent
widget
.- Parameters:
parent (Optional[QWidget])
- availableGeometry(self) QRect [source]¶
Returns the current screen available geometry in pixels.
The available geometry is the geometry excluding window manager reserved areas such as task bars and system menus.
See also
- Return type:
QRect
- signal availableGeometryChanged(geometry: QRect)[source]¶
Emitted whenever the available geometry of the screen associated with the widget is changed.
See also
- Parameters:
geometry (QRect)
- screen(self) QScreen | None [source]¶
Returns the screen that the parent widget appears on, or
None
.- Return type:
Optional[QScreen]
- screenDpi(self) float [source]¶
Returns the current screen DPI for the screen that the parent widget appears on.
See also
- Return type:
float