using System.Windows.Controls;
using System.Windows.Data;
-namespace SpeedportHybridControl.Implementations {
-
- // http://blog.functionalfun.net/2008/06/wpf-passwordbox-and-data-binding.html
- public static class PasswordHelper {
- public static readonly DependencyProperty BoundPassword =
- DependencyProperty.RegisterAttached("BoundPassword", typeof(string), typeof(PasswordHelper), new PropertyMetadata(string.Empty, OnBoundPasswordChanged));
-
- public static readonly DependencyProperty BindPassword = DependencyProperty.RegisterAttached(
- "BindPassword", typeof(bool), typeof(PasswordHelper), new PropertyMetadata(false, OnBindPasswordChanged));
-
- private static readonly DependencyProperty UpdatingPassword =
- DependencyProperty.RegisterAttached("UpdatingPassword", typeof(bool), typeof(PasswordHelper), new PropertyMetadata(false));
-
- private static void OnBoundPasswordChanged (DependencyObject d, DependencyPropertyChangedEventArgs e) {
- PasswordBox box = d as PasswordBox;
-
- // only handle this event when the property is attached to a PasswordBox
- // and when the BindPassword attached property has been set to true
- if (d == null || !GetBindPassword(d)) {
- return;
- }
-
- // avoid recursive updating by ignoring the box's changed event
- box.PasswordChanged -= HandlePasswordChanged;
-
- string newPassword = (string)e.NewValue;
-
- if (!GetUpdatingPassword(box)) {
- box.Password = newPassword;
- }
-
- box.PasswordChanged += HandlePasswordChanged;
- }
-
- private static void OnBindPasswordChanged (DependencyObject dp, DependencyPropertyChangedEventArgs e) {
- // when the BindPassword attached property is set on a PasswordBox,
- // start listening to its PasswordChanged event
-
- PasswordBox box = dp as PasswordBox;
-
- if (box == null) {
- return;
- }
-
- bool wasBound = (bool)(e.OldValue);
- bool needToBind = (bool)(e.NewValue);
-
- if (wasBound) {
- box.PasswordChanged -= HandlePasswordChanged;
- }
-
- if (needToBind) {
- box.PasswordChanged += HandlePasswordChanged;
- }
- }
-
- private static void HandlePasswordChanged (object sender, RoutedEventArgs e) {
- PasswordBox box = sender as PasswordBox;
-
- // set a flag to indicate that we're updating the password
- SetUpdatingPassword(box, true);
- // push the new password into the BoundPassword property
- SetBoundPassword(box, box.Password);
- SetUpdatingPassword(box, false);
- }
-
- public static void SetBindPassword (DependencyObject dp, bool value) {
- dp.SetValue(BindPassword, value);
- }
-
- public static bool GetBindPassword (DependencyObject dp) {
- return (bool)dp.GetValue(BindPassword);
- }
-
- public static string GetBoundPassword (DependencyObject dp) {
- return (string)dp.GetValue(BoundPassword);
- }
-
- public static void SetBoundPassword (DependencyObject dp, string value) {
- dp.SetValue(BoundPassword, value);
- }
-
- private static bool GetUpdatingPassword (DependencyObject dp) {
- return (bool)dp.GetValue(UpdatingPassword);
- }
-
- private static void SetUpdatingPassword (DependencyObject dp, bool value) {
- dp.SetValue(UpdatingPassword, value);
- }
- }
+namespace SpeedportHybridControl.Implementations
+{
+
+ // http://blog.functionalfun.net/2008/06/wpf-passwordbox-and-data-binding.html
+ public static class PasswordHelper
+ {
+ public static readonly DependencyProperty BoundPassword =
+ DependencyProperty.RegisterAttached("BoundPassword", typeof(string), typeof(PasswordHelper), new PropertyMetadata(string.Empty, OnBoundPasswordChanged));
+
+ public static readonly DependencyProperty BindPassword = DependencyProperty.RegisterAttached(
+ "BindPassword", typeof(bool), typeof(PasswordHelper), new PropertyMetadata(false, OnBindPasswordChanged));
+
+ private static readonly DependencyProperty UpdatingPassword =
+ DependencyProperty.RegisterAttached("UpdatingPassword", typeof(bool), typeof(PasswordHelper), new PropertyMetadata(false));
+
+ private static void OnBoundPasswordChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+ {
+ PasswordBox box = d as PasswordBox;
+
+ // only handle this event when the property is attached to a PasswordBox
+ // and when the BindPassword attached property has been set to true
+ if (d == null || !GetBindPassword(d))
+ {
+ return;
+ }
+
+ // avoid recursive updating by ignoring the box's changed event
+ box.PasswordChanged -= HandlePasswordChanged;
+
+ string newPassword = (string)e.NewValue;
+
+ if (!GetUpdatingPassword(box))
+ {
+ box.Password = newPassword;
+ }
+
+ box.PasswordChanged += HandlePasswordChanged;
+ }
+
+ private static void OnBindPasswordChanged(DependencyObject dp, DependencyPropertyChangedEventArgs e)
+ {
+ // when the BindPassword attached property is set on a PasswordBox,
+ // start listening to its PasswordChanged event
+
+ PasswordBox box = dp as PasswordBox;
+
+ if (box == null)
+ {
+ return;
+ }
+
+ bool wasBound = (bool)(e.OldValue);
+ bool needToBind = (bool)(e.NewValue);
+
+ if (wasBound)
+ {
+ box.PasswordChanged -= HandlePasswordChanged;
+ }
+
+ if (needToBind)
+ {
+ box.PasswordChanged += HandlePasswordChanged;
+ }
+ }
+
+ private static void HandlePasswordChanged(object sender, RoutedEventArgs e)
+ {
+ PasswordBox box = sender as PasswordBox;
+
+ // set a flag to indicate that we're updating the password
+ SetUpdatingPassword(box, true);
+ // push the new password into the BoundPassword property
+ SetBoundPassword(box, box.Password);
+ SetUpdatingPassword(box, false);
+ }
+
+ public static void SetBindPassword(DependencyObject dp, bool value)
+ {
+ dp.SetValue(BindPassword, value);
+ }
+
+ public static bool GetBindPassword(DependencyObject dp)
+ {
+ return (bool)dp.GetValue(BindPassword);
+ }
+
+ public static string GetBoundPassword(DependencyObject dp)
+ {
+ return (string)dp.GetValue(BoundPassword);
+ }
+
+ public static void SetBoundPassword(DependencyObject dp, string value)
+ {
+ dp.SetValue(BoundPassword, value);
+ }
+
+ private static bool GetUpdatingPassword(DependencyObject dp)
+ {
+ return (bool)dp.GetValue(UpdatingPassword);
+ }
+
+ private static void SetUpdatingPassword(DependencyObject dp, bool value)
+ {
+ dp.SetValue(UpdatingPassword, value);
+ }
+ }
}
projects / GitHub / Stricted / SpeedportHybridControl.git / blobdiff