Add PasswordEdit widget, with toggleable visiblity.

Author: mfitzp

.gitignore

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+

passwordedit/demo_pyqt5.py

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+from PyQt5 import QtCore, QtGui, QtWidgets
+from password import PasswordEdit
+
+
+class Window(QtWidgets.QMainWindow):
+
+    def __init__(self):
+        super().__init__()
+
+        password = PasswordEdit()
+        self.setCentralWidget(password)
+
+
+app = QtWidgets.QApplication([])
+w = Window()
+w.show()
+app.exec_()
+
+
+
+
+

passwordedit/demo_pyside2.py

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+from PySide2 import QtCore, QtGui, QtWidgets
+from password import PasswordEdit
+
+
+class Window(QtWidgets.QMainWindow):
+
+    def __init__(self):
+        super().__init__()
+
+        password = PasswordEdit()
+        self.setCentralWidget(password)
+
+
+app = QtWidgets.QApplication([])
+w = Window()
+w.show()
+app.exec_()
+
+
+
+
+

passwordedit/eye.svg

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+import sys
+if 'PyQt5' in sys.modules:
+    from PyQt5 import QtCore, QtGui, QtWidgets
+    from PyQt5.QtCore import Qt
+    from PyQt5.QtCore import pyqtSignal as Signal
+
+else:
+    from PySide2 import QtCore, QtGui, QtWidgets
+    from PySide2.QtCore import Qt
+    from PySide2.QtCore import Signal
+
+
+class PasswordEdit(QtWidgets.QLineEdit):
+    """
+    Password LineEdit with icons to show/hide password entries.
+    """
+
+    def __init__(self, show_visibility=True, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+        self.visibleIcon = QtGui.QIcon("eye.svg")
+        self.hiddenIcon = QtGui.QIcon("hidden.svg")
+
+        self.setEchoMode(QtWidgets.QLineEdit.Password)
+        
+        if show_visibility:
+            # Add the password hide/shown toggle at the end of the edit box.
+            self.togglepasswordAction = self.addAction(
+                self.visibleIcon, 
+                QtWidgets.QLineEdit.TrailingPosition
+            )
+            self.togglepasswordAction.triggered.connect(self.on_toggle_password_Action)
+
+        self.password_shown = False
+
+    def on_toggle_password_Action(self):
+        if not self.password_shown:
+            self.setEchoMode(QtWidgets.QLineEdit.Normal)
+            self.password_shown = True
+            self.togglepasswordAction.setIcon(self.hiddenIcon)
+        else:
+            self.setEchoMode(QtWidgets.QLineEdit.Password)
+            self.password_shown = False
+            self.togglepasswordAction.setIcon(self.visibleIcon)
+
+
+
+