public override bool ShouldChangeCharacters(UITextField textField, Foundation.NSRange range, string replacementString)
{
NSString original = NSObject.FromObject(textField.Text) as NSString;
NSString replacement = NSObject.FromObject(replacementString) as NSString;
NSString updated = original.Replace(range, replacement);
var result = Validator.ValidateFloat(updated);
return(result == Validator.ValidationResult.Intermediate || result == Validator.ValidationResult.Valid);
}
// requested in http://bugzilla.xamarin.com/show_bug.cgi?id=1870
public void Replace_Range()
{
using (NSString s1 = new NSString("Sebastien"))
using (NSString s2 = new NSString("é"))
using (NSString s3 = new NSString("sébastien"))
using (NSString result = s1.Replace(new NSRange(1, 1), s2))
{
NSStringCompareOptions options = NSStringCompareOptions.CaseInsensitiveSearch;
Assert.That(result.Compare(s3, options),
Is.EqualTo(NSComparisonResult.Same), "Replace");
}
}
bool ActionChangeSliderValue(UITextField textField, NSRange range, string replacementString)
{
int maxValue = 0;
UISlider seekBar = null;
switch (textField.Tag)
{
case 0:
maxValue = 360;
seekBar = seekTime;
break;
case 1:
maxValue = 250;
seekBar = seekDistance;
break;
case 2:
maxValue = 400;
seekBar = seekTSS;
break;
}
string newValue = "";
using (NSString original = new NSString(textField.Text), replace = new NSString(replacementString.ToUpper()))
{
newValue = original.Replace(range, replace);
}
var nValue = newValue == "" ? 0 : float.Parse(newValue);
if (nValue >= 0 && nValue <= maxValue)
{
seekBar.Value = nValue;
textField.Text = newValue;
}
return(false);
}
bool ShouldChangeCharacters (UITextField textField, NSRange range, string replacementString)
{
bool hasInvalidChars = replacementString.ToCharArray ().Any (c => !IsValidMorseCharacter (c));
if (hasInvalidChars)
{
UIView.Animate (0.2f, 0f, UIViewAnimationOptions.Autoreverse,
() => this.txtMorse.BackgroundColor = UIColor.Red,
() => this.txtMorse.BackgroundColor = UIColor.White);
return false;
}
// Morse only has uppercase characters.
replacementString = replacementString.ToUpperInvariant ();
var nativeString = new NSString (this.txtMorse.Text);
this.txtMorse.Text = nativeString.Replace (range, new NSString (replacementString));
// Remember last message.
CrossSettings.Current.AddOrUpdateValue (SETTING_LAST_MESSAGE, this.txtMorse.Text);
// Return FALSE because we update the content ourselves (uppercasing everything).
return false;
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
View.BackgroundColor = UIColor.FromPatternImage(UIImage.FromFile("Assets/background.png"));
lblRefineAddress.Font = AppStyle.NormalTextFont;
lblRefineAddress.Text = Localize.GetValue("StreetNumberLabel");
lblStreetName.Font = AppStyle.BoldTextFont;
lblStreetName.TextColor = AppStyle.DarkText;
AppButtons.FormatStandardButton((GradientButton)btnSearch, Localize.GetValue("StreetNumberSearchBt"), AppStyle.ButtonColor.Grey, "Assets/Search/SearchIcon.png", "Assets/Cells/rightArrow.png");
AppButtons.FormatStandardButton(btnPlaces, Localize.GetValue("StreetNumberPlacesBt"), AppStyle.ButtonColor.Grey, "Assets/Search/SearchPlace.png", "Assets/Cells/rightArrow.png");
AppButtons.FormatStandardButton(btnClear, Localize.GetValue("DeleteAddressBt"), AppStyle.ButtonColor.Red, "Assets/Search/cancel.png");
btnSearch.HorizontalAlignment = UIControlContentHorizontalAlignment.Left;
btnPlaces.HorizontalAlignment = UIControlContentHorizontalAlignment.Left;
btnClear.HorizontalAlignment = UIControlContentHorizontalAlignment.Left;
txtStreetNumber.ShouldReturn = delegate {
txtStreetNumber.ResignFirstResponder();
return(true);
};
txtStreetNumber.ShouldChangeCharacters = (textField, range, replacementString) =>
{
using (NSString original = new NSString(textField.Text), replace = new NSString(replacementString.ToUpper()))
{
return(original.Replace(range, replace).Length <= ViewModel.NumberOfCharAllowed);
}
//return false;
};
var button = new UIBarButtonItem(Localize.GetValue("Done"), UIBarButtonItemStyle.Plain, delegate
{
ViewModel.SaveCommand.Execute();
});
NavigationItem.RightBarButtonItem = button;
var set = this.CreateBindingSet <BookStreetNumberView, BookStreetNumberViewModel>();
set.Bind(txtStreetNumber)
.For(v => v.Text)
.To(vm => vm.StreetNumberOrBuildingName);
set.Bind(lblStreetName)
.For(v => v.Text)
.To(vm => vm.StreetCity);
set.Bind(btnPlaces)
.For("TouchUpInside")
.To(vm => vm.NavigateToPlaces);
set.Bind(btnClear)
.For("TouchUpInside")
.To(vm => vm.DeleteAddressCommand);
set.Bind(btnSearch)
.For("TouchUpInside")
.To(vm => vm.NavigateToSearch);
set.Apply();
ViewModel.OnViewLoaded();
View.ApplyAppFont();
}
protected virtual void PrepareEntry(UITableView tableview)
{
SizeF size = _computeEntryPosition(tableview);
_entry = new CustomTextField(new RectangleF(size.Width + 10, (ContentView.Bounds.Height - size.Height) / 2 - 10, 320 - size.Width - 20, size.Height + 20));
_delegate = new CustomTextFieldDelegate();
_entry.Delegate = _delegate;
_entry.VerticalAlignment = UIControlContentVerticalAlignment.Center;
TextLabel.BackgroundColor = UIColor.Clear;
_entry.AutoresizingMask = UIViewAutoresizing.FlexibleWidth |
UIViewAutoresizing.FlexibleLeftMargin;
_entry.MaxCharacters = 5;
_entry.Started += delegate {
var position = tableview.IndexPathForCell(this);
tableview.SelectRow(position, false, UITableViewScrollPosition.None);
};
_entry.ValueChanged += delegate {
if (_element != null)
{
_element.Value = _entry.Text;
}
};
_entry.EnablesReturnKeyAutomatically = true;
_entry.Ended += (object sender, EventArgs e) => {
if (_element != null)
{
_element.Value = _entry.Text;
if (_element.OnValueChanged != null)
{
_element.OnValueChanged(_element);
}
}
var position = tableview.IndexPathForCell(this);
if (tableview.IndexPathForSelectedRow != null && position != null && position.Compare(tableview.IndexPathForSelectedRow) == 0)
{
tableview.DeselectRow(position, false);
}
};
_entry.ShouldChangeCharacters = (textField, range, replacement) =>
{
if (_element.MaxLength < 0)
{
return(true);
}
if (_element.MaxLength == 0)
{
return(false);
}
using (NSString original = new NSString(textField.Text))
{
var replace = original.Replace(range, new NSString(replacement));
if (replace.Length > _element.MaxLength)
{
return(false);
}
}
return(true);
};
_entry.AddTarget((object o, EventArgs r) => {
if (_element != null)
{
_element.Value = _entry.Text;
}
}, UIControlEvent.EditingChanged);
_entry.ShouldReturn += delegate {
Element elementToFocusOn = null;
foreach (var c in ((Section)_element.Parent).Elements)
{
if (c == _element)
{
elementToFocusOn = c;
}
else if (elementToFocusOn != null && c is EntryElement)
{
elementToFocusOn = c as EntryElement;
}
}
if (elementToFocusOn != _element && elementToFocusOn != null)
{
var cell = tableview.CellAt(elementToFocusOn.GetIndexPath());
cell.BecomeFirstResponder();
}
else
{
_entry.ResignFirstResponder();
}
if (_entry.ReturnKeyType == UIReturnKeyType.Go)
{
_element.FireGo(this, EventArgs.Empty);
}
return(true);
};
_entry.Started += delegate {
EntryElement self = null;
var returnType = _element.ReturnKeyType;
if (returnType != UIReturnKeyType.Default)
{
foreach (var e in (_element.Parent as Section).Elements)
{
if (e == _element)
{
self = _element;
}
else if (self != null && e is EntryElement)
{
returnType = UIReturnKeyType.Next;
}
}
}
_entry.ReturnKeyType = returnType;
};
ContentView.AddSubview(_entry);
}
public override UITableViewCell GetCell(UITableView tableView, NSIndexPath indexPath)
{
UITableViewCell cell = tableView.DequeueReusableCell(cellIdentifier);
if (cell == null)
{
cell = new UITableViewCell(UITableViewCellStyle.Default, cellIdentifier);
}
var profileImageView = new UIImageView();
var editProfileImageButton = new UIButton();
if (indexPath.Row == 0)
{
var picturesize = 250;
profileImageView.Layer.CornerRadius = 125;
profileImageView.Layer.BorderWidth = 1;
profileImageView.Layer.MasksToBounds = true;
profileImageView.Layer.BorderColor = UIColor.Clear.CGColor;
profileImageView.ContentMode = UIViewContentMode.ScaleAspectFill;
profileImageView.TintColor = UIColor.FromRGB(198, 123, 112);
profileImageView.Frame = new CGRect((UIScreen.MainScreen.Bounds.Size.Width - picturesize) / 2, (tableView.RowHeight - picturesize) / 2, picturesize, picturesize);
if (profileImage == null)
{
profileImageView.Image = UIImage.FromBundle("ProfileEmptyIcon").ImageWithRenderingMode(UIImageRenderingMode.AlwaysTemplate);
}
else
{
profileImageView.Image = profileImage;
}
editProfileImageButton.Frame = new CGRect(profileImageView.Frame.Location, profileImageView.Frame.Size);
editProfileImageButton.TouchUpInside += (sender, e) => viewController.EditAvatar();
}
var labelLeft = new UILabel();
var textFieldRight = new UITextField();
if (indexPath.Row > 0)
{
int leftBorder = 15;
int rightBorder = 25;
int spaceBetweenLabelAndTextField = 20;
nfloat height = (tableView.RowHeight - spaceBetweenLabelAndTextField * 2) / 2;
labelLeft.Frame = new CGRect(leftBorder, spaceBetweenLabelAndTextField, UIScreen.MainScreen.Bounds.Size.Width - rightBorder, height);
textFieldRight.Frame = new CGRect(leftBorder, labelLeft.Frame.Height + spaceBetweenLabelAndTextField, UIScreen.MainScreen.Bounds.Size.Width - rightBorder, height);
labelLeft.Font = UIFont.SystemFontOfSize(16, UIFontWeight.Regular);
textFieldRight.Font = UIFont.SystemFontOfSize(18, UIFontWeight.Light);
textFieldRight.ClearButtonMode = UITextFieldViewMode.Always;
textFieldRight.AdjustsFontSizeToFitWidth = true;
textFieldRight.TextAlignment = UITextAlignment.Left;
textFieldRight.AttributedPlaceholder = new NSAttributedString("Enter a new " + userProfileLabels[indexPath.Row - 1], foregroundColor: UIColor.Gray, font: UIFont.SystemFontOfSize(18, UIFontWeight.UltraLight));
labelLeft.Text = userProfileLabels[indexPath.Row - 1];
textFieldRight.Text = userItems[indexPath.Row - 1];
if (labelLeft.Text == "Email")
{
textFieldRight.KeyboardType = UIKeyboardType.EmailAddress;
textFieldRight.AutocapitalizationType = UITextAutocapitalizationType.None;
}
if (labelLeft.Text == "Password")
{
textFieldRight.SecureTextEntry = true;
}
textFieldRight.ShouldChangeCharacters = (textField, range, replacementString) =>
{
using (NSString original = new NSString(textField.Text), replace = new NSString(replacementString))
{
userItems[indexPath.Row - 1] = original.Replace(range, replace);
textField.Text = userItems[indexPath.Row - 1];
// Sharing data with EditProfileViewController
EditProfileSharedData.EditedUserInfo[indexPath.Row - 1] = userItems[indexPath.Row - 1];
}
return(false);
};
// Assign empty values after ClearButton was pressed
textFieldRight.ShouldClear = (textField) =>
{
textField.Text = null;
userItems[indexPath.Row - 1] = null;
// Sharing data with EditProfileViewController
EditProfileSharedData.EditedUserInfo[indexPath.Row - 1] = userItems[indexPath.Row - 1];
return(true);
};
textFieldRight.ReturnKeyType = UIReturnKeyType.Done;
textFieldRight.ShouldReturn = ((textField) =>
{
// Dismiss the Keyboard
textFieldRight.ResignFirstResponder();
return(true);
});
}
cell.SelectionStyle = UITableViewCellSelectionStyle.None;
cell.BackgroundColor = UIColor.Clear;
cell.ContentView.AddSubviews(profileImageView, editProfileImageButton, labelLeft, textFieldRight);
//}
return(cell);
}
protected virtual void PrepareEntry(UITableView tableview){
SizeF size = _computeEntryPosition(tableview);
_entry = new CustomTextField (new RectangleF (size.Width+10, (ContentView.Bounds.Height-size.Height)/2-10, 320-size.Width-20, size.Height+20));
_delegate = new CustomTextFieldDelegate ();
_entry.Delegate = _delegate;
_entry.VerticalAlignment = UIControlContentVerticalAlignment.Center;
TextLabel.BackgroundColor = UIColor.Clear;
_entry.AutoresizingMask = UIViewAutoresizing.FlexibleWidth |
UIViewAutoresizing.FlexibleLeftMargin;
_entry.MaxCharacters = 5;
_entry.Started += delegate {
var position = tableview.IndexPathForCell(this);
tableview.SelectRow(position, false, UITableViewScrollPosition.None);
};
_entry.ValueChanged += delegate {
if (_element != null) {
_element.Value = _entry.Text;
}
};
_entry.EnablesReturnKeyAutomatically = true;
_entry.Ended += (object sender, EventArgs e) => {
if (_element != null) {
_element.Value = _entry.Text;
if (_element.OnValueChanged!=null)
_element.OnValueChanged(_element);
}
var position = tableview.IndexPathForCell(this);
if (tableview.IndexPathForSelectedRow!=null && position!=null && position.Compare(tableview.IndexPathForSelectedRow)==0){
tableview.DeselectRow(position, false);
}
};
_entry.ShouldChangeCharacters = (textField, range, replacement) =>
{
if (_element.MaxLength<0) return true;
if (_element.MaxLength==0) return false;
using (NSString original = new NSString(textField.Text))
{
var replace = original.Replace(range, new NSString(replacement));
if (replace.Length>_element.MaxLength)
return false;
}
return true;
};
_entry.AddTarget((object o, EventArgs r)=>{
if (_element != null)
_element.Value = _entry.Text;
}, UIControlEvent.EditingChanged);
_entry.ShouldReturn += delegate {
Element elementToFocusOn = null;
foreach (var c in ((Section)_element.Parent).Elements){
if (c == _element)
elementToFocusOn = c;
else if (elementToFocusOn != null && c is EntryElement)
elementToFocusOn = c as EntryElement;
}
if (elementToFocusOn != _element && elementToFocusOn!=null) {
var cell = tableview.CellAt(elementToFocusOn.GetIndexPath());
cell.BecomeFirstResponder();
}
else
_entry.ResignFirstResponder();
if (_entry.ReturnKeyType == UIReturnKeyType.Go) {
_element.FireGo(this, EventArgs.Empty);
}
return true;
};
_entry.Started += delegate {
EntryElement self = null;
var returnType = _element.ReturnKeyType;
if (returnType != UIReturnKeyType.Default) {
foreach (var e in (_element.Parent as Section).Elements){
if (e == _element)
self = _element;
else if (self != null && e is EntryElement)
returnType = UIReturnKeyType.Next;
}
}
_entry.ReturnKeyType = returnType;
};
ContentView.AddSubview (_entry);
}