Esempio n. 1
0
        protected override void OnElementChanged(ElementChangedEventArgs <Button> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                AButton button = Control;
                if (button == null)
                {
                    button = CreateNativeControl();
                    button.SetOnClickListener(ButtonClickListener.Instance.Value);
                    button.SetOnTouchListener(ButtonTouchListener.Instance.Value);
                    button.Tag = this;
                    SetNativeControl(button);
                    _textColorSwitcher = new TextColorSwitcher(button.TextColors);
                    button.AddOnAttachStateChangeListener(this);
                }
            }
            else
            {
                if (_drawableEnabled)
                {
                    _drawableEnabled = false;
                    _backgroundDrawable.Reset();
                    _backgroundDrawable = null;
                }
            }

            UpdateAll();
        }
Esempio n. 2
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        protected override void OnElementChanged(ElementChangedEventArgs <Picker> e)
        {
            if (e.OldElement != null)
            {
                ((INotifyCollectionChanged)e.OldElement.Items).CollectionChanged -= RowsCollectionChanged;
            }

            if (e.NewElement != null)
            {
                ((INotifyCollectionChanged)e.NewElement.Items).CollectionChanged += RowsCollectionChanged;
                if (Control == null)
                {
                    var textField = CreateNativeControl();

                    var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                    _textColorSwitcher = new TextColorSwitcher(textField.TextColors, useLegacyColorManagement);

                    SetNativeControl(textField);

                    _originalHintTextColor = Control.CurrentHintTextColor;
                }

                UpdateFont();
                UpdatePicker();
                UpdateTextColor();
            }

            base.OnElementChanged(e);
        }
Esempio n. 3
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        protected override void OnElementChanged(ElementChangedEventArgs <Picker> e)
        {
            if (e.OldElement != null)
            {
                ((ObservableList <string>)e.OldElement.Items).CollectionChanged -= RowsCollectionChanged;
            }

            if (e.NewElement != null)
            {
                ((ObservableList <string>)e.NewElement.Items).CollectionChanged += RowsCollectionChanged;
                if (Control == null)
                {
                    var textField = new EditText(Context)
                    {
                        Focusable = false, Clickable = true, Tag = this
                    };
                    textField.SetOnClickListener(PickerListener.Instance);
                    _textColorSwitcher = new TextColorSwitcher(textField.TextColors);
                    SetNativeControl(textField);
                }
                UpdatePicker();
                UpdateTextColor();
            }

            base.OnElementChanged(e);
        }
Esempio n. 4
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        protected override void OnElementChanged(ElementChangedEventArgs <Picker> e)
        {
            if (e.OldElement != null)
            {
                ((INotifyCollectionChanged)e.OldElement.Items).CollectionChanged -= RowsCollectionChanged;
            }

            if (e.NewElement != null)
            {
                ((INotifyCollectionChanged)e.NewElement.Items).CollectionChanged += RowsCollectionChanged;
                if (Control == null)
                {
                    var textField = CreateNativeControl();
                    textField.SetOnClickListener(PickerListener.Instance);
                    _textColorSwitcher = new TextColorSwitcher(textField.TextColors);
                    SetNativeControl(textField);
                }

                UpdateFont();
                UpdatePicker();
                UpdateTextColor();
            }

            base.OnElementChanged(e);
        }
Esempio n. 5
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        protected override void OnElementChanged(ElementChangedEventArgs <Button> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                AButton button = Control;
                if (button == null)
                {
                    button = CreateNativeControl();
                    button.SetOnClickListener(ButtonClickListener.Instance.Value);
                    button.SetOnTouchListener(ButtonTouchListener.Instance.Value);
                    button.Tag = this;
                    SetNativeControl(button);

                    var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                    _textColorSwitcher = new TextColorSwitcher(button.TextColors, useLegacyColorManagement);

                    button.AddOnAttachStateChangeListener(this);
                }
            }

            if (_backgroundTracker == null)
            {
                _backgroundTracker = new ButtonBackgroundTracker(Element, Control);
            }
            else
            {
                _backgroundTracker.Button = e.NewElement;
            }

            UpdateAll();
        }
        protected override void OnElementChanged(ElementChangedEventArgs <TimePicker> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                var textField = CreateNativeControl();

                textField.SetOnClickListener(TimePickerListener.Instance);
                SetNativeControl(textField);

                var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                _textColorSwitcher = new TextColorSwitcher(textField.TextColors, useLegacyColorManagement);

                _is24HourFormat = DateFormat.Is24HourFormat(Context);
                _timeFormat     = _is24HourFormat ? "HH:mm" : Element.Format;
            }

            SetTime(e.NewElement.Time);
            UpdateTextColor();

            if ((int)Build.VERSION.SdkInt > 16)
            {
                Control.TextAlignment = global::Android.Views.TextAlignment.ViewStart;
            }
        }
Esempio n. 7
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        protected override void OnElementChanged(ElementChangedEventArgs <Editor> e)
        {
            base.OnElementChanged(e);

            HandleKeyboardOnFocus = true;

            var edit = Control;

            if (edit == null)
            {
                edit = CreateNativeControl();

                SetNativeControl(edit);
                edit.AddTextChangedListener(this);
                edit.OnKeyboardBackPressed += OnKeyboardBackPressed;

                var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                _textColorSwitcher = new TextColorSwitcher(edit.TextColors, useLegacyColorManagement);
            }

            edit.SetSingleLine(false);
            edit.Gravity = GravityFlags.Top;
            if ((int)Build.VERSION.SdkInt > 16)
            {
                edit.TextAlignment = global::Android.Views.TextAlignment.ViewStart;
            }
            edit.SetHorizontallyScrolling(false);

            UpdateText();
            UpdateInputType();
            UpdateTextColor();
            UpdateFont();
        }
Esempio n. 8
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        protected override void OnElementChanged(ElementChangedEventArgs <Entry> e)
        {
            base.OnElementChanged(e);

            HandleKeyboardOnFocus = true;

            if (e.OldElement == null)
            {
                var textView = CreateNativeControl();

                textView.AddTextChangedListener(this);
                textView.SetOnEditorActionListener(this);
                textView.OnKeyboardBackPressed += OnKeyboardBackPressed;
                textView.SelectionChanged      += SelectionChanged;

                var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();

                _textColorSwitcher = new TextColorSwitcher(textView.TextColors, useLegacyColorManagement);
                _hintColorSwitcher = new TextColorSwitcher(textView.HintTextColors, useLegacyColorManagement);
                SetNativeControl(textView);
            }

            Control.Hint = Element.Placeholder;
            Control.Text = Element.Text;
            UpdateInputType();

            UpdateColor();
            UpdateAlignment();
            UpdateFont();
            UpdatePlaceholderColor();
            UpdateMaxLength();
            UpdateImeOptions();
            UpdateReturnType();
            UpdateCursorSelection();
        }
Esempio n. 9
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        protected override void OnElementChanged(ElementChangedEventArgs <SearchBar> e)
        {
            base.OnElementChanged(e);

            SearchView searchView = Control;
            var        isDesigner = Context.IsDesignerContext();

            if (searchView == null)
            {
                searchView = CreateNativeControl();
                searchView.SetIconifiedByDefault(false);
                // set Iconified calls onSearchClicked
                // https://github.com/aosp-mirror/platform_frameworks_base/blob/6d891937a38220b0c712a1927f969e74bea3a0f3/core/java/android/widget/SearchView.java#L674-L680
                // which causes requestFocus. The designer does not support focuses.
                if (!isDesigner)
                {
                    searchView.Iconified = false;
                }
                SetNativeControl(searchView);
                _editText = _editText ?? Control.GetChildrenOfType <EditText>().FirstOrDefault();

                if (_editText != null)
                {
                    var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                    _textColorSwitcher = new TextColorSwitcher(_editText.TextColors, useLegacyColorManagement);
                    _hintColorSwitcher = new TextColorSwitcher(_editText.HintTextColors, useLegacyColorManagement);
                }
            }

            if (!isDesigner)
            {
                ClearFocus(searchView);
            }
            UpdateInputType();
            UpdatePlaceholder();
            UpdateText();
            UpdateEnabled();
            UpdateCancelButtonColor();
            UpdateFont();
            UpdateHorizontalTextAlignment();
            UpdateVerticalTextAlignment();
            UpdateTextColor();
            UpdateCharacterSpacing();
            UpdatePlaceholderColor();
            UpdateMaxLength();

            if (e.OldElement == null)
            {
                searchView.SetOnQueryTextListener(this);
                searchView.SetOnQueryTextFocusChangeListener(this);
            }
        }
Esempio n. 10
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        protected override void OnElementChanged(ElementChangedEventArgs <SearchBar> e)
        {
            base.OnElementChanged(e);

            HandleKeyboardOnFocus = true;

            SearchView searchView = Control;

            if (searchView == null)
            {
                searchView = CreateNativeControl();
                searchView.SetIconifiedByDefault(false);
                searchView.Iconified = false;
                SetNativeControl(searchView);
                _editText = _editText ?? Control.GetChildrenOfType <EditText>().FirstOrDefault();

                if (_editText != null)
                {
                    var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                    _textColorSwitcher = new TextColorSwitcher(_editText.TextColors, useLegacyColorManagement);
                    _hintColorSwitcher = new TextColorSwitcher(_editText.HintTextColors, useLegacyColorManagement);
                }
            }

            BuildVersionCodes androidVersion = Build.VERSION.SdkInt;

            if (androidVersion >= BuildVersionCodes.JellyBean)
            {
                _inputType = searchView.InputType;
            }
            else
            {
                // < API 16, Cannot get the default InputType for a SearchView
                _inputType = InputTypes.ClassText | InputTypes.TextFlagAutoComplete | InputTypes.TextFlagNoSuggestions;
            }

            ClearFocus(searchView);
            UpdatePlaceholder();
            UpdateText();
            UpdateEnabled();
            UpdateCancelButtonColor();
            UpdateFont();
            UpdateAlignment();
            UpdateTextColor();
            UpdatePlaceholderColor();

            if (e.OldElement == null)
            {
                searchView.SetOnQueryTextListener(this);
                searchView.SetOnQueryTextFocusChangeListener(this);
            }
        }
 public SearchHandlerAppearanceTracker(IShellSearchView searchView)
 {
     _searchHandler = searchView.SearchHandler;
     _control       = searchView.View;
     _searchHandler.PropertyChanged      += SearchHandlerPropertyChanged;
     _searchHandler.FocusChangeRequested += SearchHandlerFocusChangeRequested;
     _editText          = (_control as ViewGroup).GetChildrenOfType <EditText>().FirstOrDefault();
     _textColorSwitcher = new TextColorSwitcher(_editText.TextColors, false);
     _hintColorSwitcher = new TextColorSwitcher(_editText.HintTextColors, false);
     UpdateSearchBarColors();
     UpdateFont();
     UpdateTextAlignment();
     UpdateInputType();
 }
Esempio n. 12
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        protected override void OnElementChanged(ElementChangedEventArgs <TimePicker> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                var textField = CreateNativeControl();

                textField.SetOnClickListener(TimePickerListener.Instance);
                SetNativeControl(textField);
                _textColorSwitcher = new TextColorSwitcher(textField.TextColors);
            }

            SetTime(e.NewElement.Time);
            UpdateTextColor();
        }
Esempio n. 13
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        protected override void OnElementChanged(ElementChangedEventArgs <Entry> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                SetNativeControl(CreateNativeControl());

                EditText.AddTextChangedListener(this);
                EditText.SetOnEditorActionListener(this);

                if (EditText is IFormsEditText formsEditText)
                {
                    formsEditText.OnKeyboardBackPressed += OnKeyboardBackPressed;
                    formsEditText.SelectionChanged      += SelectionChanged;
                }

                var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();

                _textColorSwitcher = new TextColorSwitcher(EditText.TextColors, useLegacyColorManagement);
                _hintColorSwitcher = new TextColorSwitcher(EditText.HintTextColors, useLegacyColorManagement);
            }

            // When we set the control text, it triggers the SelectionChanged event, which updates CursorPosition and SelectionLength;
            // These one-time-use variables will let us initialize a CursorPosition and SelectionLength via ctor/xaml/etc.
            _cursorPositionChangePending  = Element.IsSet(Entry.CursorPositionProperty);
            _selectionLengthChangePending = Element.IsSet(Entry.SelectionLengthProperty);

            UpdatePlaceHolderText();
            EditText.Text = Element.Text;
            UpdateInputType();

            UpdateColor();
            UpdateAlignment();
            UpdateFont();
            UpdatePlaceholderColor();
            UpdateMaxLength();
            UpdateImeOptions();
            UpdateReturnType();
            UpdateIsReadOnly();

            if (_cursorPositionChangePending || _selectionLengthChangePending)
            {
                UpdateCursorSelection();
            }
        }
Esempio n. 14
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        protected override void OnElementChanged(ElementChangedEventArgs <DatePicker> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                var textField = CreateNativeControl();

                textField.SetOnClickListener(TextFieldClickHandler.Instance);
                SetNativeControl(textField);
                _textColorSwitcher = new TextColorSwitcher(textField.TextColors);
            }

            SetDate(Element.Date);

            UpdateMinimumDate();
            UpdateMaximumDate();
            UpdateTextColor();
        }
Esempio n. 15
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        protected override void OnElementChanged(ElementChangedEventArgs <TimePicker> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                var textField = new EditText(Context)
                {
                    Focusable = false, Clickable = true, Tag = this
                };

                textField.SetOnClickListener(TimePickerListener.Instance);
                SetNativeControl(textField);
                _textColorSwitcher = new TextColorSwitcher(textField.TextColors);
            }

            SetTime(e.NewElement.Time);
            UpdateTextColor();
        }
        protected override void OnElementChanged(ElementChangedEventArgs <SearchBar> e)
        {
            base.OnElementChanged(e);

            SearchView searchView = Control;

            if (searchView == null)
            {
                searchView = CreateNativeControl();
                searchView.SetIconifiedByDefault(false);
                searchView.Iconified = false;
                SetNativeControl(searchView);
                _editText = _editText ?? Control.GetChildrenOfType <EditText>().FirstOrDefault();

                if (_editText != null)
                {
                    var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                    _textColorSwitcher = new TextColorSwitcher(_editText.TextColors, useLegacyColorManagement);
                    _hintColorSwitcher = new TextColorSwitcher(_editText.HintTextColors, useLegacyColorManagement);
                }
            }

            ClearFocus(searchView);
            UpdateInputType();
            UpdatePlaceholder();
            UpdateText();
            UpdateEnabled();
            UpdateCancelButtonColor();
            UpdateFont();
            UpdateHorizontalTextAlignment();
            UpdateVerticalTextAlignment();
            UpdateTextColor();
            UpdateCharacterSpacing();
            UpdatePlaceholderColor();
            UpdateMaxLength();

            if (e.OldElement == null)
            {
                searchView.SetOnQueryTextListener(this);
                searchView.SetOnQueryTextFocusChangeListener(this);
            }
        }
        protected override void OnElementChanged(ElementChangedEventArgs <DatePicker> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                var textField = CreateNativeControl();

                SetNativeControl(textField);

                var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                _textColorSwitcher = new TextColorSwitcher(textField.TextColors, useLegacyColorManagement);
            }

            SetDate(Element.Date);

            UpdateFont();
            UpdateMinimumDate();
            UpdateMaximumDate();
            UpdateTextColor();
        }
        protected override void OnElementChanged(ElementChangedEventArgs <Editor> e)
        {
            base.OnElementChanged(e);

            var edit = Control;

            if (edit == null)
            {
                edit = CreateNativeControl();

                SetNativeControl(edit);
                edit.AddTextChangedListener(this);
                if (edit is IFormsEditText formsEditText)
                {
                    formsEditText.OnKeyboardBackPressed += OnKeyboardBackPressed;
                }

                var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                _textColorSwitcher = new TextColorSwitcher(edit.TextColors, useLegacyColorManagement);

                defaultPlaceholdercolor = Control.HintTextColors;
            }

            edit.SetSingleLine(false);
            edit.Gravity = GravityFlags.Top;
            if ((int)Build.VERSION.SdkInt > 16)
            {
                edit.TextAlignment = global::Android.Views.TextAlignment.ViewStart;
            }
            edit.SetHorizontallyScrolling(false);

            UpdateText();
            UpdateInputType();
            UpdateTextColor();
            UpdateFont();
            UpdateMaxLength();
            UpdatePlaceholderColor();
            UpdatePlaceholderText();
            UpdateIsReadOnly();
        }
Esempio n. 19
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        protected override void OnElementChanged(ElementChangedEventArgs <DatePicker> e)
        {
            base.OnElementChanged(e);

            if (e.OldElement == null)
            {
                var textField = CreateNativeControl();

                textField.SetOnClickListener(TextFieldClickHandler.Instance);
                textField.InputType = InputTypes.Null;
                textField.KeyPress += TextFieldKeyPress;
                SetNativeControl(textField);

                var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
                _textColorSwitcher = new TextColorSwitcher(textField.TextColors, useLegacyColorManagement);
            }

            SetDate(Element.Date);

            UpdateFont();
            UpdateMinimumDate();
            UpdateMaximumDate();
            UpdateTextColor();
        }
Esempio n. 20
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 protected override void UpdateTextColor()
 {
     _textColorSwitcher = _textColorSwitcher ?? new TextColorSwitcher(EditText.TextColors, Element.UseLegacyColorManagement());
     _textColorSwitcher.UpdateTextColor(EditText, Element.TextColor);
 }
Esempio n. 21
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 protected override void UpdatePlaceholderColor()
 {
     _hintColorSwitcher = _hintColorSwitcher ?? new TextColorSwitcher(EditText.HintTextColors, Element.UseLegacyColorManagement());
     _hintColorSwitcher.UpdateTextColor(EditText, Element.PlaceholderColor, EditText.SetHintTextColor);
 }