--- a/src/eric7/Snapshot/SnapshotDefaultGrabber.py Wed Jul 13 11:16:20 2022 +0200
+++ b/src/eric7/Snapshot/SnapshotDefaultGrabber.py Wed Jul 13 14:55:47 2022 +0200
@@ -19,34 +19,35 @@
class SnapshotDefaultGrabber(QObject):
"""
Class implementing a grabber object for non-Wayland desktops.
-
+
@signal grabbed(QPixmap) emitted after the grab operation is finished
"""
+
grabbed = pyqtSignal(QPixmap)
-
+
def __init__(self, parent=None):
"""
Constructor
-
+
@param parent reference to the parent object
@type QObject
"""
super().__init__(parent)
-
+
self.__grabber = None
- self.__grabberWidget = QWidget(
- None, Qt.WindowType.X11BypassWindowManagerHint)
+ self.__grabberWidget = QWidget(None, Qt.WindowType.X11BypassWindowManagerHint)
self.__grabberWidget.move(-10000, -10000)
self.__grabberWidget.installEventFilter(self)
-
+
from .SnapshotTimer import SnapshotTimer
+
self.__grabTimer = SnapshotTimer()
self.__grabTimer.timeout.connect(self.__grabTimerTimeout)
-
+
def supportedModes(self):
"""
Public method to get the supported screenshot modes.
-
+
@return tuple of supported screenshot modes
@rtype tuple of SnapshotModes
"""
@@ -57,12 +58,11 @@
SnapshotModes.FREEHAND,
SnapshotModes.ELLIPSE,
)
-
- def grab(self, mode, delay=0, captureCursor=False,
- captureDecorations=False):
+
+ def grab(self, mode, delay=0, captureCursor=False, captureDecorations=False):
"""
Public method to perform a grab operation potentially after a delay.
-
+
@param mode screenshot mode
@type ScreenshotModes
@param delay delay in seconds
@@ -79,7 +79,7 @@
self.__grabTimer.start(delay)
else:
QTimer.singleShot(200, self.__startUndelayedGrab)
-
+
def __grabTimerTimeout(self):
"""
Private slot to perform a delayed grab operation.
@@ -92,7 +92,7 @@
self.__grabFreehand()
else:
self.__performGrab(self.__mode)
-
+
def __startUndelayedGrab(self):
"""
Private slot to perform an undelayed grab operation.
@@ -109,49 +109,51 @@
else:
self.__grabberWidget.show()
self.__grabberWidget.grabMouse(Qt.CursorShape.CrossCursor)
-
+
def __grabRectangle(self):
"""
Private method to grab a rectangular screen region.
"""
from .SnapshotRegionGrabber import SnapshotRegionGrabber
- self.__grabber = SnapshotRegionGrabber(
- mode=SnapshotRegionGrabber.Rectangle)
+
+ self.__grabber = SnapshotRegionGrabber(mode=SnapshotRegionGrabber.Rectangle)
self.__grabber.grabbed.connect(self.__captured)
-
+
def __grabEllipse(self):
"""
Private method to grab an elliptical screen region.
"""
from .SnapshotRegionGrabber import SnapshotRegionGrabber
- self.__grabber = SnapshotRegionGrabber(
- mode=SnapshotRegionGrabber.Ellipse)
+
+ self.__grabber = SnapshotRegionGrabber(mode=SnapshotRegionGrabber.Ellipse)
self.__grabber.grabbed.connect(self.__captured)
-
+
def __grabFreehand(self):
"""
Private method to grab a non-rectangular screen region.
"""
from .SnapshotFreehandGrabber import SnapshotFreehandGrabber
+
self.__grabber = SnapshotFreehandGrabber()
self.__grabber.grabbed.connect(self.__captured)
-
+
def __performGrab(self, mode):
"""
Private method to perform a screen grab other than a selected region.
-
+
@param mode screenshot mode
@type SnapshotModes
"""
self.__grabberWidget.releaseMouse()
self.__grabberWidget.hide()
self.__grabTimer.stop()
-
+
if mode == SnapshotModes.FULLSCREEN:
screen = QGuiApplication.screens()[0]
vgeom = screen.availableVirtualGeometry()
snapshot = screen.grabWindow(
- 0, vgeom.x(), vgeom.y(), vgeom.width(), vgeom.height())
+ 0, vgeom.x(), vgeom.y(), vgeom.width(), vgeom.height()
+ )
elif mode == SnapshotModes.SELECTEDSCREEN:
screen = QGuiApplication.screenAt(QCursor.pos())
sgeom = screen.geometry()
@@ -163,42 +165,38 @@
else:
# Linux variant
# Windows variant
- snapshot = screen.grabWindow(
- 0, 0, 0, sgeom.width(), sgeom.height())
+ snapshot = screen.grabWindow(0, 0, 0, sgeom.width(), sgeom.height())
else:
snapshot = QPixmap()
-
+
self.grabbed.emit(snapshot)
-
+
def __captured(self, pixmap):
"""
Private slot to show a preview of the snapshot.
-
+
@param pixmap pixmap of the snapshot (QPixmap)
"""
self.__grabber.close()
snapshot = QPixmap(pixmap)
-
+
self.__grabber.grabbed.disconnect(self.__captured)
self.__grabber = None
-
+
self.grabbed.emit(snapshot)
-
+
def eventFilter(self, obj, evt):
"""
Public method to handle event for other objects.
-
+
@param obj reference to the object (QObject)
@param evt reference to the event (QEvent)
@return flag indicating that the event should be filtered out (boolean)
"""
- if (
- obj == self.__grabberWidget and
- evt.type() == QEvent.Type.MouseButtonPress
- ):
+ if obj == self.__grabberWidget and evt.type() == QEvent.Type.MouseButtonPress:
if QWidget.mouseGrabber() != self.__grabberWidget:
return False
if evt.button() == Qt.MouseButton.LeftButton:
self.__performGrab(self.__mode)
-
+
return False
