/// <summary>
/// Dispose the specified disposing.
/// </summary>
/// <returns>The dispose.</returns>
/// <param name="disposing">If set to <c>true</c> disposing.</param>
protected override void Dispose(bool disposing)
{
if (disposing)
{
_dialog?.Dispose();
_dialog = null;
_listView?.Dispose();
_listView = null;
_adapter?.Dispose();
_adapter = null;
_context = null;
if (_notifyCollection != null)
{
_notifyCollection.CollectionChanged -= ItemsSourceCollectionChanged;
_notifyCollection = null;
}
if (_selectedCollection != null)
{
_selectedCollection.CollectionChanged -= SelectedItems_CollectionChanged;
_selectedCollection = null;
}
_indicatorView?.RemoveFromParent();
_indicatorView?.SetImageDrawable(null);
_indicatorView?.SetImageBitmap(null);
_indicatorView?.Dispose();
_indicatorView = null;
}
base.Dispose(disposing);
}
/// <summary>
/// Dispose the specified disposing.
/// </summary>
/// <returns>The dispose.</returns>
/// <param name="disposing">If set to <c>true</c> disposing.</param>
protected override void Dispose(bool disposing)
{
if (disposing)
{
// Dialog.Dispose() does not close an open dialog view so explicitly dismiss it before disposing
_dialog?.Dismiss();
_dialog?.Dispose();
_dialog = null;
_listView?.Dispose();
_listView = null;
_adapter?.Dispose();
_adapter = null;
_context = null;
if (_notifyCollection != null)
{
_notifyCollection.CollectionChanged -= ItemsSourceCollectionChanged;
_notifyCollection = null;
}
if (_selectedCollection != null)
{
_selectedCollection.CollectionChanged -= SelectedItems_CollectionChanged;
_selectedCollection = null;
}
_indicatorView?.RemoveFromParent();
_indicatorView?.SetImageDrawable(null);
_indicatorView?.SetImageBitmap(null);
_indicatorView?.Dispose();
_indicatorView = null;
}
base.Dispose(disposing);
}
void CreateDialog()
{
_listView = new AListView(_context);
_listView.Focusable = false;
_listView.DescendantFocusability = Android.Views.DescendantFocusability.AfterDescendants;
_listView.SetPadding(
(int)_context.ToPixels(_PickerCell.Padding.Left),
(int)_context.ToPixels(_PickerCell.Padding.Top),
(int)_context.ToPixels(_PickerCell.Padding.Right),
(int)_context.ToPixels(_PickerCell.Padding.Bottom)
);
_listView.SetDrawSelectorOnTop(true);
_listView.ChoiceMode = _PickerCell.MaxSelectedNumber == 1 ? Android.Widget.ChoiceMode.Single : Android.Widget.ChoiceMode.Multiple;
_adapter = new PickerAdapter(_context, _PickerCell, _listView);
_listView.OnItemClickListener = _adapter;
_listView.Adapter = _adapter;
_adapter.CloseAction = () =>
{
_dialog.GetButton((int)DialogButtonType.Positive).PerformClick();
};
if (_dialog == null)
{
using (var builder = new AlertDialog.Builder(_context)) {
builder.SetTitle(_PickerCell.PageTitle);
builder.SetView(_listView);
builder.SetNegativeButton(global::Android.Resource.String.Cancel, (o, args) =>
{
ClearFocus();
});
builder.SetPositiveButton(global::Android.Resource.String.Ok, (o, args) =>
{
_adapter.DoneSelect();
UpdateSelectedItems();
_PickerCell.InvokeCommand();
ClearFocus();
});
_dialog = builder.Create();
}
_dialog.SetCanceledOnTouchOutside(true);
_dialog.SetOnDismissListener(this);
_dialog.SetOnShowListener(this);
_dialog.Show();
// Pending
//var buttonTextColor = _PickerCell.AccentColor.IsDefault ? Xamarin.Forms.Color.Accent.ToAndroid() : _PickerCell.AccentColor.ToAndroid();
//_dialog.GetButton((int)DialogButtonType.Positive).SetTextColor(buttonTextColor);
//_dialog.GetButton((int)DialogButtonType.Negative).SetTextColor(buttonTextColor);
}
}
/// <summary>
/// Ons the dismiss.
/// </summary>
/// <param name="dialog">Dialog.</param>
public void OnDismiss(IDialogInterface dialog)
{
_dialog?.SetOnShowListener(null);
_dialog?.SetOnDismissListener(null);
_dialog?.Dispose();
_dialog = null;
_adapter?.Dispose();
_adapter = null;
_listView?.Dispose();
_listView = null;
this.Selected = false;
}
internal PickerInnerView(Android.Content.Context context, PickerAdapter adapter) : base(context)
{
this.LayoutParameters = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent);
var padding = (int)context.ToPixels(8);
SetPadding(padding, padding, padding, padding);
SetBackgroundColor(adapter._background);
_textLabel = new TextView(context);
_textLabel.Id = AView.GenerateViewId();
_detailLabel = new TextView(context);
_detailLabel.Id = AView.GenerateViewId();
_textContainr = new LinearLayout(context);
_textContainr.Orientation = Orientation.Vertical;
using (var param = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent)){
_textContainr.AddView(_textLabel, param);
_textContainr.AddView(_detailLabel, param);
}
_checkBox = new SimpleCheck(context);
_checkBox.Focusable = false;
_textLabel.SetTextColor(adapter._titleColor);
_textLabel.SetTextSize(Android.Util.ComplexUnitType.Sp, (float)adapter._fontSize);
_detailLabel.SetTextColor(adapter._detailColor);
_detailLabel.SetTextSize(Android.Util.ComplexUnitType.Sp, (float)adapter._detailFontSize);
_checkBox.Color = adapter._accentColor;
SetBackgroundColor(adapter._background);
using (var param = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent)) {
param.AddRule(LayoutRules.AlignParentStart);
param.AddRule(LayoutRules.CenterVertical);
AddView(_textContainr, param);
}
using (var param = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.MatchParent)
{
Width = (int)context.ToPixels(30),
Height = (int)context.ToPixels(30)
}) {
param.AddRule(LayoutRules.AlignParentEnd);
param.AddRule(LayoutRules.CenterVertical);
AddView(_checkBox, param);
}
}
/// <summary>
/// Dispose the specified disposing.
/// </summary>
/// <returns>The dispose.</returns>
/// <param name="disposing">If set to <c>true</c> disposing.</param>
protected override void Dispose(bool disposing)
{
if (disposing)
{
_dialog?.Dispose();
_dialog = null;
_listView?.Dispose();
_listView = null;
_adapter?.Dispose();
_adapter = null;
_context = null;
}
base.Dispose(disposing);
}
/// <summary>
/// Dispose the specified disposing.
/// </summary>
/// <returns>The dispose.</returns>
/// <param name="disposing">If set to <c>true</c> disposing.</param>
protected override void Dispose(bool disposing)
{
if (disposing)
{
_dialog?.Dispose();
_dialog = null;
_listView?.Dispose();
_listView = null;
_adapter?.Dispose();
_adapter = null;
_context = null;
if (_notifyCollection != null)
{
_notifyCollection.CollectionChanged -= ItemsSourceCollectionChanged;
_notifyCollection = null;
}
}
base.Dispose(disposing);
}
void CreateDialog()
{
_listView = new AListView(_context);
_listView.Focusable = false;
_listView.DescendantFocusability = Android.Views.DescendantFocusability.AfterDescendants;
_listView.SetDrawSelectorOnTop(true);
_listView.ChoiceMode = _PickerCell.MaxSelectedNumber == 1 ? Android.Widget.ChoiceMode.Single : Android.Widget.ChoiceMode.Multiple;
_adapter = new PickerAdapter(_context, _PickerCell, _listView);
_listView.OnItemClickListener = _adapter;
_listView.Adapter = _adapter;
if (_dialog == null)
{
using (var builder = new AlertDialog.Builder(_context)) {
builder.SetTitle(_PickerCell.PageTitle);
builder.SetView(_listView);
builder.SetNegativeButton(global::Android.Resource.String.Cancel, (o, args) =>
{
ClearFocus();
});
builder.SetPositiveButton(global::Android.Resource.String.Ok, (o, args) =>
{
_adapter.DoneSelect();
UpdateSelectedItems(true);
_PickerCell.InvokeCommand();
ClearFocus();
});
_dialog = builder.Create();
}
_dialog.SetCanceledOnTouchOutside(true);
_dialog.SetOnDismissListener(this);
_dialog.SetOnShowListener(this);
_dialog.Show();
}
}
