public PickerGettingStarted()
{
collectionStrings = new List <string>();
collectionStrings.Add("Blue");
collectionStrings.Add("Black");
collectionStrings.Add("Red");
collectionStrings.Add("Pink");
collectionStrings.Add("Orange");
collectionStrings.Add("Magenta");
collectionStrings.Add("Yellow");
collectionStrings.Add("Purple");
collectionStrings.Add("Green");
collectionStrings.Add("Gray");
collectionStrings.Add("LightGray");
collectionStrings.Add("Brown");
pickerControl = new SfPicker();
pickerControl.SelectionChanged += PickerControl_ValueChanged;
pickerControl.ItemsSource = collectionStrings;
this.Add(pickerControl);
eventLog = new UILabel();
eventLog.Lines = 0;
eventLog.Text = "Event Log :";
eventLog.BackgroundColor = UIColor.White;
eventLog.LineBreakMode = UILineBreakMode.WordWrap;
table = new UITableView(this.Bounds); // defaults to Plain style
tableItems = new string[100];
Add(eventLog);
table.Source = new TableSourceCollection(tableItems);
Add(table);
}
protected override void OnAttachedTo(ContentPage bindable)
{
base.OnAttachedTo(bindable);
dataForm = bindable.FindByName <SfDataForm>("dataForm");
dataForm.DataObject = new ContactInfo();
dataForm.RegisterEditor("CustomPickerEditor", new DataFormEditorExe(dataForm));
dataForm.RegisterEditor("Color", "CustomPickerEditor");
picker = bindable.FindByName <SfPicker>("picker");
picker.BindingContext = new ColorInfo();
picker.SelectionChanged += Picker_SelectionChanged;
var footerView = bindable.FindByName <Button>("footerView");
footerView.Clicked += OnPickerClosed;
}
public PickerGettingStarted()
{
collectionStrings = new List <string>();
collectionStrings.Add("Blue");
collectionStrings.Add("Red");
collectionStrings.Add("Pink");
collectionStrings.Add("Orange");
collectionStrings.Add("Magenta");
collectionStrings.Add("Yellow");
collectionStrings.Add("Green");
collectionStrings.Add("LightGray");
collectionStrings.Add("Brown");
pickerControl = new SfPicker();
pickerControl.SelectedIndex = 2;
pickerControl.ShowColumnHeader = true;
pickerControl.HeaderText = "Select a Color";
pickerControl.ColumnHeaderText = "Colors";
pickerControl.ShowFooter = false;
pickerControl.ShowHeader = true;
pickerControl.SelectionChanged += PickerControl_ValueChanged;
pickerControl.ItemsSource = collectionStrings;
pickerControl.BackgroundColor = UIColor.FromRGBA(255, 0, 255, 0.3f);
this.Add(pickerControl);
eventLog = new UILabel();
eventLog.Lines = 0;
eventLog.Text = "Event Log :";
eventLog.BackgroundColor = UIColor.White;
eventLog.LineBreakMode = UILineBreakMode.WordWrap;
table = new UITableView(this.Bounds); // defaults to Plain style
tableItems = new string[100];
Add(eventLog);
table.Source = new TableSourceCollection(tableItems);
Add(table);
}
public override View GetSampleContent(Context con)
{
float height = con.Resources.DisplayMetrics.HeightPixels;;
LinearLayout layout = new LinearLayout(con);
Typeface tf = Typeface.CreateFromAsset(con.Assets, "Segoe_MDL2_Assets.ttf");
layout.Orientation = Android.Widget.Orientation.Vertical;
sfpicker = new SfPicker(con);
sfpicker.ShowHeader = true;
List <String> source = new List <string>();
source.Add("Yellow");
source.Add("Green");
source.Add("Orange");
source.Add("Lime");
source.Add("LightBlue");
source.Add("Pink");
source.Add("SkyBlue");
source.Add("White");
source.Add("Red");
source.Add("Aqua");
sfpicker.ItemsSource = source;
sfpicker.LayoutParameters = new ViewGroup.LayoutParams(Android.Views.ViewGroup.LayoutParams.MatchParent, (int)(height * 0.60));
sfpicker.PickerMode = PickerMode.Default;
sfpicker.ShowFooter = false;
sfpicker.SelectedItemTextSize = 20 * con.Resources.DisplayMetrics.Density;
sfpicker.UnSelectedItemTextSize = 20 * con.Resources.DisplayMetrics.Density;
sfpicker.HeaderHeight = 40 * con.Resources.DisplayMetrics.Density;
sfpicker.ShowColumnHeader = false;
sfpicker.UnSelectedItemTextColor = Color.Black;
sfpicker.SelectedIndex = 7;
float density = con.Resources.DisplayMetrics.Density;
eventLog = new TextView(con);
eventLog.LayoutParameters = new ViewGroup.LayoutParams(800, 400);
layout.SetGravity(GravityFlags.CenterHorizontal);
layout.AddView(sfpicker);
string headerText1 = "PICK A COLOR";
sfpicker.ShowHeader = true;
sfpicker.HeaderText = headerText1;
sfpicker.BorderColor = Color.Red;
TextView textview = new TextView(con);
textview.Text = "Event Log";
textview.Typeface = tf;
textview.SetTextColor(Color.Black);
textview.TextSize = 20;
if (density > 2)
{
textview.SetPadding(20, 0, 0, 20);
}
else
{
textview.SetPadding(10, 0, 0, 10);
}
layout.AddView(textview);
var scrollviewer = new ScrollView(con);
var textFrame = new LinearLayout(con);
textFrame.Orientation = Android.Widget.Orientation.Vertical;
scrollviewer.AddView(textFrame);
scrollviewer.VerticalScrollBarEnabled = true;
FrameLayout bottomFrame = new FrameLayout(con);
bottomFrame.LayoutParameters = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MatchParent, (int)(height));
bottomFrame.SetBackgroundColor(Color.Silver);
bottomFrame.AddView(scrollviewer);
bottomFrame.SetPadding(10, 30, 10, 0);
layout.AddView(bottomFrame);
sfpicker.ColumnHeaderText = "COLOR";
sfpicker.OnSelectionChanged += (sender, e) =>
{
eventLog = new TextView(con);
eventLog.SetTextColor(Color.Black);
if (textFrame.ChildCount == 6)
{
textFrame.RemoveViewAt(0);
}
textFrame.AddView(eventLog);
eventLog.Text = (e.NewValue).ToString() + " " + "has been Selected";
Color color = PickerHelper.GetColor(e.NewValue.ToString());
sfpicker.SetBackgroundColor(color);
sfpicker.Background.Alpha = 128;
// scrollviewer.ScrollTo(0, textFrame.Bottom);
};
return(layout);
}
void CreatePicker()
{
if (!m_init)
{
Forms.Init();
SfPickerRenderer.Init();
m_init = true;
}
m_picker = new SfPicker();
ViewX = UtilsiOS.ConvertFormsToNative(m_picker, m_rect);
string str1 = "", str2 = "", str3 = "", str4 = "";
Utils.Extract(m_data, ref str1, ref str2, ref str3, ref str4);
if (!string.IsNullOrEmpty(str1))
{
double rowHeight = Utils.ConvertToDouble(str1);
if (rowHeight > 0)
{
rowHeight = AutoScaleFunction.TransformSize((int)rowHeight,
(int)UtilsiOS.GetScreenSize().Width);
m_picker.ItemHeight = rowHeight;
}
}
m_picker.ShowHeader = !string.IsNullOrEmpty(str2);
if (m_picker.ShowHeader)
{
m_picker.HeaderHeight = 40;
m_picker.HeaderText = str2;
}
m_picker.ShowColumnHeader = !string.IsNullOrEmpty(str3);
if (m_picker.ShowColumnHeader)
{
m_picker.ColumnHeaderHeight = 40;
m_picker.ColumnHeaderText = str3;
}
m_picker.ShowFooter = false;
m_picker.SelectedIndex = 0;
m_picker.PickerMode = PickerMode.Default;
m_picker.PickerWidth = m_rect.Width;
m_picker.PickerHeight = m_rect.Height;
m_picker.BackgroundColor = Color.Transparent;
m_picker.HeaderBackgroundColor = Color.Transparent;
m_picker.ColumnHeaderBackgroundColor = Color.Transparent;
m_picker.HeaderTextColor = Color.Black;
m_picker.UnSelectedItemTextColor = Color.LightGray;
m_picker.SelectedItemTextColor = Color.Black;
m_picker.SelectionChanged += (sender, e) => {
ActionDelegate?.Invoke(WidgetName, e.NewValue.ToString());
};
m_picker.OnPickerItemLoaded += (sender, e) => {
if (m_pics == null)
{
return;
}
int row = e.Row;
CustomRowView view = new CustomRowView(m_rect.Width);
if (m_pics.Count > row)
{
UIImageView rowPic = new UIImageView(m_pics[row]);
view.AddSubview(rowPic);
}
if (m_strings != null && m_strings.Count > row)
{
UILabel rowText = new UILabel();
rowText.Text = m_strings[row];
rowText.TextAlignment = m_alignment;
rowText.BackgroundColor = m_bgColor;
//rowText.BackgroundColor = UIColor.Clear;
rowText.TextColor = m_fontColor;
view.AddSubview(rowText);
}
e.View = view.ToView();
};
m_picker.HeaderFontSize = m_picker.ColumnHeaderFontSize =
m_picker.SelectedItemFontSize = m_picker.UnSelectedItemFontSize = 15;
}
