--- a/src/eric7/EricWidgets/EricLineEdit.py Wed Jul 13 11:16:20 2022 +0200
+++ b/src/eric7/EricWidgets/EricLineEdit.py Wed Jul 13 14:55:47 2022 +0200
@@ -11,31 +11,38 @@
from PyQt6.QtCore import pyqtSignal, Qt, QEvent
from PyQt6.QtWidgets import (
- QLineEdit, QWidget, QHBoxLayout, QBoxLayout, QLayout, QApplication,
- QSpacerItem, QSizePolicy
+ QLineEdit,
+ QWidget,
+ QHBoxLayout,
+ QBoxLayout,
+ QLayout,
+ QApplication,
+ QSpacerItem,
+ QSizePolicy,
)
class EricLineEditSideWidget(QWidget):
"""
Class implementing the side widgets for the line edit class.
-
+
@signal sizeHintChanged() emitted to indicate a change of the size hint
"""
+
sizeHintChanged = pyqtSignal()
-
+
def __init__(self, parent=None):
"""
Constructor
-
+
@param parent reference to the parent widget (QWidget)
"""
super().__init__(parent)
-
+
def event(self, evt):
"""
Public method to handle events.
-
+
@param evt reference to the event (QEvent)
@return flag indicating, whether the event was recognized (boolean)
"""
@@ -48,6 +55,7 @@
"""
Class defining the line edit sides.
"""
+
LEFT = 0
RIGHT = 1
@@ -56,25 +64,26 @@
"""
Class implementing a line edit widget showing some inactive text.
"""
+
def __init__(self, parent=None, placeholderText=""):
"""
Constructor
-
+
@param parent reference to the parent widget
@type QWidget
@param placeholderText text to be shown on inactivity
@type str
"""
super().__init__(parent)
-
+
self.setMinimumHeight(22)
-
+
self.setPlaceholderText(placeholderText)
-
+
self.__mainLayout = QHBoxLayout(self)
self.__mainLayout.setContentsMargins(0, 0, 0, 0)
self.__mainLayout.setSpacing(0)
-
+
self.__leftMargin = 0
self.__leftWidget = EricLineEditSideWidget(self)
self.__leftWidget.resize(0, 0)
@@ -84,9 +93,8 @@
self.__leftLayout.setDirection(QBoxLayout.Direction.RightToLeft)
else:
self.__leftLayout.setDirection(QBoxLayout.Direction.LeftToRight)
- self.__leftLayout.setSizeConstraint(
- QLayout.SizeConstraint.SetFixedSize)
-
+ self.__leftLayout.setSizeConstraint(QLayout.SizeConstraint.SetFixedSize)
+
self.__rightWidget = EricLineEditSideWidget(self)
self.__rightWidget.resize(0, 0)
self.__rightLayout = QHBoxLayout(self.__rightWidget)
@@ -95,83 +103,82 @@
self.__rightLayout.setDirection(QBoxLayout.Direction.RightToLeft)
else:
self.__rightLayout.setDirection(QBoxLayout.Direction.LeftToRight)
-
+
horizontalSpacer = QSpacerItem(
- 0, 0, QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Minimum)
+ 0, 0, QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Minimum
+ )
self.__mainLayout.addWidget(
- self.__leftWidget, 0,
- Qt.AlignmentFlag.AlignVCenter | Qt.AlignmentFlag.AlignLeft)
+ self.__leftWidget,
+ 0,
+ Qt.AlignmentFlag.AlignVCenter | Qt.AlignmentFlag.AlignLeft,
+ )
self.__mainLayout.addItem(horizontalSpacer)
self.__mainLayout.addWidget(
- self.__rightWidget, 0,
- Qt.AlignmentFlag.AlignVCenter | Qt.AlignmentFlag.AlignRight)
+ self.__rightWidget,
+ 0,
+ Qt.AlignmentFlag.AlignVCenter | Qt.AlignmentFlag.AlignRight,
+ )
if self.isRightToLeft():
self.__mainLayout.setDirection(QBoxLayout.Direction.RightToLeft)
else:
self.__mainLayout.setDirection(QBoxLayout.Direction.LeftToRight)
-
+
self.setWidgetSpacing(3)
self.__leftWidget.sizeHintChanged.connect(self._updateTextMargins)
self.__rightWidget.sizeHintChanged.connect(self._updateTextMargins)
-
+
def setLeftMargin(self, margin):
"""
Public method to set the left margin.
-
+
@param margin left margin in pixel (integer)
"""
self.__leftMargin = margin
-
+
def leftMargin(self):
"""
Public method to get the size of the left margin.
-
+
@return left margin in pixel (integer)
"""
return self.__leftMargin
-
+
def event(self, evt):
"""
Public method to handle events.
-
+
@param evt reference to the event (QEvent)
@return flag indicating, whether the event was recognized (boolean)
"""
if evt.type() == QEvent.Type.LayoutDirectionChange:
if self.isRightToLeft():
- self.__mainLayout.setDirection(
- QBoxLayout.Direction.RightToLeft)
- self.__leftLayout.setDirection(
- QBoxLayout.Direction.RightToLeft)
- self.__rightLayout.setDirection(
- QBoxLayout.Direction.RightToLeft)
+ self.__mainLayout.setDirection(QBoxLayout.Direction.RightToLeft)
+ self.__leftLayout.setDirection(QBoxLayout.Direction.RightToLeft)
+ self.__rightLayout.setDirection(QBoxLayout.Direction.RightToLeft)
else:
- self.__mainLayout.setDirection(
- QBoxLayout.Direction.LeftToRight)
- self.__leftLayout.setDirection(
- QBoxLayout.Direction.LeftToRight)
- self.__rightLayout.setDirection(
- QBoxLayout.Direction.LeftToRight)
+ self.__mainLayout.setDirection(QBoxLayout.Direction.LeftToRight)
+ self.__leftLayout.setDirection(QBoxLayout.Direction.LeftToRight)
+ self.__rightLayout.setDirection(QBoxLayout.Direction.LeftToRight)
return QLineEdit.event(self, evt)
-
+
def _updateTextMargins(self):
"""
Protected slot to update the text margins.
"""
left = (
self.__leftWidget.sizeHint().width()
- if self.__leftMargin == 0 else
- self.__leftMargin
+ if self.__leftMargin == 0
+ else self.__leftMargin
)
right = self.__rightWidget.sizeHint().width()
top = 0
bottom = 0
self.setTextMargins(left, top, right, bottom)
-
+
def addWidget(self, widget, position):
"""
Public method to add a widget to a side.
-
+
@param widget reference to the widget to add
@type QWidget
@param position position to add to
@@ -179,7 +186,7 @@
"""
if widget is None:
return
-
+
if self.isRightToLeft():
if position == EricLineEditSide.LEFT:
position = EricLineEditSide.RIGHT
@@ -189,43 +196,43 @@
self.__leftLayout.addWidget(widget)
else:
self.__rightLayout.insertWidget(1, widget)
-
+
def removeWidget(self, widget):
"""
Public method to remove a widget from a side.
-
+
@param widget reference to the widget to remove
@type QWidget
"""
if widget is None:
return
-
+
self.__leftLayout.removeWidget(widget)
self.__rightLayout.removeWidget(widget)
widget.hide()
-
+
def widgetSpacing(self):
"""
Public method to get the side widget spacing.
-
+
@return side widget spacing (integer)
"""
return self.__leftLayout.spacing()
-
+
def setWidgetSpacing(self, spacing):
"""
Public method to set the side widget spacing.
-
+
@param spacing side widget spacing (integer)
"""
self.__leftLayout.setSpacing(spacing)
self.__rightLayout.setSpacing(spacing)
self._updateTextMargins()
-
+
def textMargin(self, position):
"""
Public method to get the text margin for a side.
-
+
@param position side to get margin for
@type EricLineEditSide
@return text margin
@@ -235,8 +242,8 @@
w = 0
w = (
self.__leftWidget.sizeHint().width()
- if position == EricLineEditSide.LEFT else
- self.__rightWidget.sizeHint().width()
+ if position == EricLineEditSide.LEFT
+ else self.__rightWidget.sizeHint().width()
)
if w == 0:
return 0
@@ -248,11 +255,11 @@
Class implementing a line edit widget showing some inactive text and a
clear button, if it has some contents.
"""
- def __init__(self, parent=None, placeholderText="",
- side=EricLineEditSide.RIGHT):
+
+ def __init__(self, parent=None, placeholderText="", side=EricLineEditSide.RIGHT):
"""
Constructor
-
+
@param parent reference to the parent widget
@type QWidget
@param placeholderText text to be shown on inactivity
@@ -261,5 +268,5 @@
@type EricLineEditSide
"""
super().__init__(parent, placeholderText)
-
+
self.setClearButtonEnabled(True)
