diff options
Diffstat (limited to 'Xamarin.Forms.Platform.Android/Cells/EntryCellView.cs')
| -rw-r--r-- | Xamarin.Forms.Platform.Android/Cells/EntryCellView.cs | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/Xamarin.Forms.Platform.Android/Cells/EntryCellView.cs b/Xamarin.Forms.Platform.Android/Cells/EntryCellView.cs new file mode 100644 index 00000000..c0206f1e --- /dev/null +++ b/Xamarin.Forms.Platform.Android/Cells/EntryCellView.cs @@ -0,0 +1,145 @@ +using System; +using Android.Content; +using Android.Text; +using Android.Views; +using Android.Views.InputMethods; +using Android.Widget; +using Java.Lang; + +namespace Xamarin.Forms.Platform.Android +{ + public sealed class EntryCellView : LinearLayout, ITextWatcher, global::Android.Views.View.IOnFocusChangeListener, TextView.IOnEditorActionListener, INativeElementView + { + public const double DefaultMinHeight = 55; + + readonly Cell _cell; + readonly TextView _label; + + Color _labelTextColor; + string _labelTextText; + + public EntryCellView(Context context, Cell cell) : base(context) + { + _cell = cell; + SetMinimumWidth((int)context.ToPixels(50)); + SetMinimumHeight((int)context.ToPixels(85)); + Orientation = Orientation.Horizontal; + + var padding = (int)context.ToPixels(8); + SetPadding((int)context.ToPixels(15), padding, padding, padding); + + _label = new TextView(context); + _label.SetTextAppearance(context, global::Android.Resource.Attribute.TextAppearanceListItem); + + var layoutParams = new LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent) { Gravity = GravityFlags.CenterVertical }; + using(layoutParams) + AddView(_label, layoutParams); + + EditText = new EntryCellEditText(context); + EditText.AddTextChangedListener(this); + EditText.OnFocusChangeListener = this; + EditText.SetOnEditorActionListener(this); + EditText.ImeOptions = ImeAction.Done; + EditText.BackButtonPressed += OnBackButtonPressed; + //editText.SetBackgroundDrawable (null); + layoutParams = new LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.WrapContent) { Width = 0, Weight = 1, Gravity = GravityFlags.FillHorizontal | GravityFlags.Center }; + using(layoutParams) + AddView(EditText, layoutParams); + } + + public Action EditingCompleted { get; set; } + + public EntryCellEditText EditText { get; } + + public Action<bool> FocusChanged { get; set; } + + public string LabelText + { + get { return _labelTextText; } + set + { + if (_labelTextText == value) + return; + + _labelTextText = value; + _label.Text = value; + } + } + + public Action<string> TextChanged { get; set; } + + public Element Element + { + get { return _cell; } + } + + bool TextView.IOnEditorActionListener.OnEditorAction(TextView v, ImeAction actionId, KeyEvent e) + { + if (actionId == ImeAction.Done) + { + OnKeyboardDoneButtonPressed(EditText, EventArgs.Empty); + EditText.ClearFocus(); + v.HideKeyboard(); + } + + // Fire Completed and dismiss keyboard for hardware / physical keyboards + if (actionId == ImeAction.ImeNull && e.KeyCode == Keycode.Enter) + { + OnKeyboardDoneButtonPressed(EditText, EventArgs.Empty); + EditText.ClearFocus(); + v.HideKeyboard(); + } + + return true; + } + + void IOnFocusChangeListener.OnFocusChange(global::Android.Views.View view, bool hasFocus) + { + Action<bool> focusChanged = FocusChanged; + if (focusChanged != null) + focusChanged(hasFocus); + } + + void ITextWatcher.AfterTextChanged(IEditable s) + { + } + + void ITextWatcher.BeforeTextChanged(ICharSequence s, int start, int count, int after) + { + } + + void ITextWatcher.OnTextChanged(ICharSequence s, int start, int before, int count) + { + Action<string> changed = TextChanged; + if (changed != null) + changed(s != null ? s.ToString() : null); + } + + public void SetLabelTextColor(Color color, int defaultColorResourceId) + { + if (_labelTextColor == color) + return; + + _labelTextColor = color; + _label.SetTextColor(color.ToAndroid(defaultColorResourceId)); + } + + public void SetRenderHeight(double height) + { + SetMinimumHeight((int)Context.ToPixels(height == -1 ? DefaultMinHeight : height)); + } + + void OnBackButtonPressed(object sender, EventArgs e) + { + // TODO Clear focus + } + + void OnKeyboardDoneButtonPressed(object sender, EventArgs e) + { + // TODO Clear focus + Action editingCompleted = EditingCompleted; + if (editingCompleted != null) + editingCompleted(); + } + } +}
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