--- a/src/eric7/UI/NumbersWidget.py Wed Jul 13 11:16:20 2022 +0200
+++ b/src/eric7/UI/NumbersWidget.py Wed Jul 13 14:55:47 2022 +0200
@@ -21,39 +21,40 @@
"""
Class implementing a model for entering binary numbers.
"""
+
def __init__(self, parent=None):
"""
Constructor
-
+
@param parent reference to the parent widget (QWidget)
"""
super().__init__(parent)
-
+
self.__bits = 0
self.__value = 0
-
+
def rowCount(self, parent):
"""
Public method to get the number of rows of the model.
-
+
@param parent parent index (QModelIndex)
@return number of columns (integer)
"""
return 1
-
+
def columnCount(self, parent):
"""
Public method to get the number of columns of the model.
-
+
@param parent parent index (QModelIndex)
@return number of columns (integer)
"""
return self.__bits
-
+
def data(self, index, role=Qt.ItemDataRole.DisplayRole):
"""
Public method to get data from the model.
-
+
@param index index to get data for (QModelIndex)
@param role role of the data to retrieve (integer)
@return requested data
@@ -63,67 +64,66 @@
return Qt.CheckState.Checked
else:
return Qt.CheckState.Unchecked
-
+
elif role == Qt.ItemDataRole.DisplayRole:
return ""
-
+
return None
-
+
def flags(self, index):
"""
Public method to get flags from the model.
-
+
@param index index to get flags for (QModelIndex)
@return flags (Qt.ItemFlags)
"""
return (
- Qt.ItemFlag.ItemIsUserCheckable |
- Qt.ItemFlag.ItemIsEnabled |
- Qt.ItemFlag.ItemIsSelectable
+ Qt.ItemFlag.ItemIsUserCheckable
+ | Qt.ItemFlag.ItemIsEnabled
+ | Qt.ItemFlag.ItemIsSelectable
)
-
- def headerData(self, section, orientation,
- role=Qt.ItemDataRole.DisplayRole):
+
+ def headerData(self, section, orientation, role=Qt.ItemDataRole.DisplayRole):
"""
Public method to get header data from the model.
-
+
@param section section number (integer)
@param orientation orientation (Qt.Orientation)
@param role role of the data to retrieve (Qt.ItemDataRole)
@return requested data
"""
if (
- orientation == Qt.Orientation.Horizontal and
- role == Qt.ItemDataRole.DisplayRole
+ orientation == Qt.Orientation.Horizontal
+ and role == Qt.ItemDataRole.DisplayRole
):
return str(self.__bits - section - 1)
-
+
return QAbstractTableModel.headerData(self, section, orientation, role)
-
+
def setBits(self, bits):
"""
Public slot to set the number of bits.
-
+
@param bits number of bits to show (integer)
"""
self.beginResetModel()
self.__bits = bits
self.endResetModel()
-
+
def setValue(self, value):
"""
Public slot to set the value to show.
-
+
@param value value to show (integer)
"""
self.beginResetModel()
self.__value = value
self.endResetModel()
-
+
def setBitsAndValue(self, bits, value):
"""
Public slot to set the number of bits and the value to show.
-
+
@param bits number of bits to show (integer)
@param value value to show (integer)
"""
@@ -131,19 +131,19 @@
self.__value = value
self.beginResetModel()
self.endResetModel()
-
+
def getValue(self):
"""
Public slot to get the current value.
-
+
@return current value of the model (integer)
"""
return self.__value
-
+
def setData(self, index, value, role=Qt.ItemDataRole.EditRole):
"""
Public method to set the data of a node cell.
-
+
@param index index of the node cell (QModelIndex)
@param value value to be set
@param role role of the data (integer)
@@ -151,41 +151,42 @@
"""
if role == Qt.ItemDataRole.CheckStateRole:
if Qt.CheckState(value) == Qt.CheckState.Checked:
- self.__value |= (1 << self.__bits - index.column() - 1)
+ self.__value |= 1 << self.__bits - index.column() - 1
else:
self.__value &= ~(1 << self.__bits - index.column() - 1)
self.dataChanged.emit(index, index)
return True
-
+
return False
class NumbersWidget(QWidget, Ui_NumbersWidget):
"""
Class implementing a widget to show numbers in different formats.
-
+
@signal insertNumber(str) emitted after the user has entered a number
and selected the number format
"""
+
insertNumber = pyqtSignal(str)
-
+
def __init__(self, parent=None):
"""
Constructor
-
+
@param parent reference to the parent widget (QWidget)
"""
super().__init__(parent)
self.setupUi(self)
-
+
self.setWindowIcon(UI.PixmapCache.getIcon("eric"))
-
+
self.__badNumberSheet = (
"background-color: #b31b1b;"
- if ericApp().usesDarkPalette() else
- "background-color: #ffa0a0;"
+ if ericApp().usesDarkPalette()
+ else "background-color: #ffa0a0;"
)
-
+
self.binInButton.setIcon(UI.PixmapCache.getIcon("2downarrow"))
self.binOutButton.setIcon(UI.PixmapCache.getIcon("2uparrow"))
self.octInButton.setIcon(UI.PixmapCache.getIcon("2downarrow"))
@@ -194,92 +195,93 @@
self.decOutButton.setIcon(UI.PixmapCache.getIcon("2uparrow"))
self.hexInButton.setIcon(UI.PixmapCache.getIcon("2downarrow"))
self.hexOutButton.setIcon(UI.PixmapCache.getIcon("2uparrow"))
-
+
self.formatBox.addItem(self.tr("Auto"), 0)
self.formatBox.addItem(self.tr("Dec"), 10)
self.formatBox.addItem(self.tr("Hex"), 16)
self.formatBox.addItem(self.tr("Oct"), 8)
self.formatBox.addItem(self.tr("Bin"), 2)
-
+
self.sizeBox.addItem("8", 8)
self.sizeBox.addItem("16", 16)
self.sizeBox.addItem("32", 32)
self.sizeBox.addItem("64", 64)
-
+
self.__input = 0
self.__inputValid = True
self.__bytes = 1
-
+
self.__model = BinaryModel(self)
self.binTable.setModel(self.__model)
self.binTable.horizontalHeader().setSectionResizeMode(
- QHeaderView.ResizeMode.ResizeToContents)
+ QHeaderView.ResizeMode.ResizeToContents
+ )
self.__model.setBitsAndValue(self.__bytes * 8, self.__input)
self.__model.dataChanged.connect(self.__binModelDataChanged)
-
+
def __formatNumbers(self, numberFormat):
"""
Private method to format the various number inputs.
-
+
@param numberFormat number format indicator (integer)
"""
self.__block(True)
-
+
self.binEdit.setStyleSheet("")
self.octEdit.setStyleSheet("")
self.decEdit.setStyleSheet("")
self.hexEdit.setStyleSheet("")
-
+
# determine byte count
byteCount = 8
tmp = self.__input
for _ in range(8):
- c = (tmp & 0xff00000000000000) >> 7 * 8
+ c = (tmp & 0xFF00000000000000) >> 7 * 8
if c != 0 and self.__input >= 0:
break
- if c != 0xff and self.__input < 0:
+ if c != 0xFF and self.__input < 0:
break
tmp <<= 8
byteCount -= 1
if byteCount == 0:
byteCount = 1
self.__bytes = byteCount
-
+
bytesIn = self.sizeBox.itemData(self.sizeBox.currentIndex()) // 8
if bytesIn and byteCount > bytesIn:
self.sizeBox.setStyleSheet(self.__badNumberSheet)
else:
self.sizeBox.setStyleSheet("")
-
+
# octal
if numberFormat != 8:
self.octEdit.setText("{0:0{1}o}".format(self.__input, bytesIn * 3))
-
+
# decimal
if numberFormat != 10:
self.decEdit.setText("{0:d}".format(self.__input))
-
+
# hexadecimal
if numberFormat != 16:
self.hexEdit.setText("{0:0{1}x}".format(self.__input, bytesIn * 2))
-
+
# octal
if numberFormat != 8:
self.octEdit.setText("{0:0{1}o}".format(self.__input, bytesIn * 3))
-
+
# binary
if numberFormat != 2:
num = "{0:0{1}b}".format(self.__input, bytesIn * 8)
self.binEdit.setText(num)
-
+
self.__model.setBitsAndValue(len(self.binEdit.text()), self.__input)
-
+
self.__block(False)
-
+
def __block(self, b):
"""
Private slot to block some signals.
-
+
@param b flah indicating the blocking state (boolean)
"""
self.hexEdit.blockSignals(b)
@@ -287,16 +289,16 @@
self.octEdit.blockSignals(b)
self.binEdit.blockSignals(b)
self.binTable.blockSignals(b)
-
+
@pyqtSlot(int)
def on_sizeBox_valueChanged(self, value):
"""
Private slot handling a change of the bit size.
-
+
@param value selected bit size (integer)
"""
self.__formatNumbers(10)
-
+
@pyqtSlot()
def on_byteOrderButton_clicked(self):
"""
@@ -305,17 +307,17 @@
bytesIn = self.sizeBox.itemData(self.sizeBox.currentIndex()) // 8
if bytesIn == 0:
bytesIn = self.__bytes
-
+
tmp1 = self.__input
tmp2 = 0
for _ in range(bytesIn):
tmp2 <<= 8
- tmp2 |= tmp1 & 0xff
+ tmp2 |= tmp1 & 0xFF
tmp1 >>= 8
-
+
self.__input = tmp2
self.__formatNumbers(0)
-
+
@pyqtSlot()
def on_binInButton_clicked(self):
"""
@@ -324,15 +326,15 @@
number = ericApp().getObject("ViewManager").getNumber()
if number == "":
return
-
+
self.binEdit.setText(number)
self.binEdit.setFocus()
-
+
@pyqtSlot(str)
def on_binEdit_textChanged(self, txt):
"""
Private slot to handle input of a binary number.
-
+
@param txt text entered (string)
"""
try:
@@ -340,23 +342,23 @@
self.__inputValid = True
except ValueError:
self.__inputValid = False
-
+
if self.__inputValid:
self.__formatNumbers(2)
else:
self.binEdit.setStyleSheet(self.__badNumberSheet)
-
+
@pyqtSlot()
def on_binOutButton_clicked(self):
"""
Private slot to send a binary number.
"""
self.insertNumber.emit(self.binEdit.text())
-
+
def __binModelDataChanged(self, start, end):
"""
Private slot to handle a change of the binary model value by the user.
-
+
@param start start index (QModelIndex)
@param end end index (QModelIndex)
"""
@@ -364,7 +366,7 @@
bytesIn = self.sizeBox.itemData(self.sizeBox.currentIndex()) // 8
num = "{0:0{1}b}".format(val, bytesIn * 8)
self.binEdit.setText(num)
-
+
@pyqtSlot()
def on_octInButton_clicked(self):
"""
@@ -373,15 +375,15 @@
number = ericApp().getObject("ViewManager").getNumber()
if number == "":
return
-
+
self.octEdit.setText(number)
self.octEdit.setFocus()
-
+
@pyqtSlot(str)
def on_octEdit_textChanged(self, txt):
"""
Private slot to handle input of an octal number.
-
+
@param txt text entered (string)
"""
try:
@@ -389,19 +391,19 @@
self.__inputValid = True
except ValueError:
self.__inputValid = False
-
+
if self.__inputValid:
self.__formatNumbers(8)
else:
self.octEdit.setStyleSheet(self.__badNumberSheet)
-
+
@pyqtSlot()
def on_octOutButton_clicked(self):
"""
Private slot to send an octal number.
"""
self.insertNumber.emit(self.octEdit.text())
-
+
@pyqtSlot()
def on_decInButton_clicked(self):
"""
@@ -410,15 +412,15 @@
number = ericApp().getObject("ViewManager").getNumber()
if number == "":
return
-
+
self.decEdit.setText(number)
self.decEdit.setFocus()
-
+
@pyqtSlot(str)
def on_decEdit_textChanged(self, txt):
"""
Private slot to handle input of a decimal number.
-
+
@param txt text entered (string)
"""
try:
@@ -426,19 +428,19 @@
self.__inputValid = True
except ValueError:
self.__inputValid = False
-
+
if self.__inputValid:
self.__formatNumbers(10)
else:
self.decEdit.setStyleSheet(self.__badNumberSheet)
-
+
@pyqtSlot()
def on_decOutButton_clicked(self):
"""
Private slot to send a decimal number.
"""
self.insertNumber.emit(self.decEdit.text())
-
+
@pyqtSlot()
def on_hexInButton_clicked(self):
"""
@@ -447,15 +449,15 @@
number = ericApp().getObject("ViewManager").getNumber()
if number == "":
return
-
+
self.hexEdit.setText(number)
self.hexEdit.setFocus()
-
+
@pyqtSlot(str)
def on_hexEdit_textChanged(self, txt):
"""
Private slot to handle input of a hexadecimal number.
-
+
@param txt text entered (string)
"""
try:
@@ -463,12 +465,12 @@
self.__inputValid = True
except ValueError:
self.__inputValid = False
-
+
if self.__inputValid:
self.__formatNumbers(16)
else:
self.hexEdit.setStyleSheet(self.__badNumberSheet)
-
+
@pyqtSlot()
def on_hexOutButton_clicked(self):
"""
