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//
// Button sample in C#v
//
using System;
using MonoTouch.UIKit;
using MonoTouch.Foundation;
using System.Drawing;
namespace MonoCatalog
{
public partial class ButtonsViewController : UITableViewController
{
//
// This datasource describes how the UITableView should render the
// contents. We have a number of sections determined by the
// samples in our container class, and 2 rows per section:
//
// Row 0: the actual styled button
// Row 1: the text information about the button
//
class DataSource : UITableViewDataSource
{
ButtonsViewController bvc;
static NSString kDisplayCell_ID = new NSString ("DisplayCellID");
static NSString kSourceCell_ID = new NSString ("SourceCellID");
public DataSource (ButtonsViewController bvc)
{
this.bvc = bvc;
}
public override int NumberOfSections (UITableView tableView)
{
return bvc.samples.Length;
}
public override string TitleForHeader (UITableView tableView, int section)
{
return bvc.samples[section].Title;
}
public override int RowsInSection (UITableView tableView, int section)
{
return 2;
}
public override UITableViewCell GetCell (UITableView tableView, NSIndexPath indexPath)
{
UITableViewCell cell;
if (indexPath.Row == 0) {
cell = tableView.DequeueReusableCell (kDisplayCell_ID);
if (cell == null) {
cell = new UITableViewCell (UITableViewCellStyle.Default, kDisplayCell_ID);
cell.SelectionStyle = UITableViewCellSelectionStyle.None;
} else {
// The cell is being recycled, remove the old content
UIView viewToRemove = cell.ContentView.ViewWithTag (kViewTag);
if (viewToRemove != null)
viewToRemove.RemoveFromSuperview ();
}
cell.TextLabel.Text = bvc.samples[indexPath.Section].Label;
cell.ContentView.AddSubview (bvc.samples[indexPath.Section].Button);
} else {
cell = tableView.DequeueReusableCell (kSourceCell_ID);
if (cell == null) {
// Construct the cell with reusability (the second argument is not null)
cell = new UITableViewCell (UITableViewCellStyle.Default, kSourceCell_ID);
cell.SelectionStyle = UITableViewCellSelectionStyle.None;
var label = cell.TextLabel;
label.Opaque = false;
label.TextAlignment = UITextAlignment.Center;
label.TextColor = UIColor.Gray;
label.Lines = 2;
label.HighlightedTextColor = UIColor.Black;
label.Font = UIFont.SystemFontOfSize (12f);
}
cell.TextLabel.Text = bvc.samples[indexPath.Section].Source;
}
return cell;
}
}
class TableDelegate : UITableViewDelegate
{
//
// Override to provide the sizing of the rows in our table
//
public override float GetHeightForRow (UITableView tableView, NSIndexPath indexPath)
{
// First row is always 50 pixes, second row 38
return indexPath.Row == 0 ? 50f : 38f;
}
}
// Load our definition from the NIB file
public ButtonsViewController () : base("ButtonsViewController", null)
{
}
// For tagging our embedded controls at cell recylce time.
const int kViewTag = 1;
//
// Utility function that configures the various buttons that we create
//
static UIButton ButtonWithTitle (string title, RectangleF frame, UIImage image, UIImage imagePressed, bool darkTextColor)
{
var button = new UIButton (frame) {
VerticalAlignment = UIControlContentVerticalAlignment.Center,
HorizontalAlignment = UIControlContentHorizontalAlignment.Center,
BackgroundColor = UIColor.Clear
};
button.SetTitle (title, UIControlState.Normal);
if (darkTextColor)
button.SetTitleColor (UIColor.Black, UIControlState.Normal); else
button.SetTitleColor (UIColor.White, UIControlState.Normal);
var newImage = image.StretchableImage (12, 0);
button.SetBackgroundImage (newImage, UIControlState.Normal);
var newPressedImage = image.StretchableImage (12, 0);
button.SetBackgroundImage (newPressedImage, UIControlState.Highlighted);
button.Tag = kViewTag;
// To support reusable cells
button.TouchDown += delegate { Console.WriteLine ("The button has been touched"); };
return button;
}
UIButton GrayButton ()
{
var background = UIImage.FromFile ("images/whiteButton.png");
var backgroundPressed = UIImage.FromFile ("images/blueButton.png");
var frame = new RectangleF (182f, 5f, 106f, 40f);
//button.TouchDown += delegate { Console.WriteLine ("The button has been touched"); };
return ButtonWithTitle ("Gray", frame, background, backgroundPressed, true);
}
UIButton ImageButton ()
{
var background = UIImage.FromFile ("images/whiteButton.png");
var backgroundPressed = UIImage.FromFile ("images/blueButton.png");
var frame = new RectangleF (182f, 5f, 106f, 40f);
var button = ButtonWithTitle ("", frame, background, backgroundPressed, true);
button.TouchDown += delegate { Console.WriteLine ("The button has been touched"); };
button.SetImage (UIImage.FromFile ("images/UIButton_custom.png"), UIControlState.Normal);
return button;
}
UIButton RoundedButtonType ()
{
var button = UIButton.FromType (UIButtonType.RoundedRect);
button.Frame = new RectangleF (182f, 5f, 106f, 40f);
button.BackgroundColor = UIColor.Clear;
button.SetTitle ("Rounded", UIControlState.Normal);
button.TouchDown += delegate { Console.WriteLine ("The button has been touched"); };
button.Tag = kViewTag;
// To support reusable cells
return button;
}
UIButton DetailDisclosureButton ()
{
var button = UIButton.FromType (UIButtonType.DetailDisclosure);
button.Frame = new RectangleF (250f, 8f, 25f, 25f);
button.BackgroundColor = UIColor.Clear;
button.SetTitle ("Detail Disclosure", UIControlState.Normal);
button.TouchDown += delegate { Console.WriteLine ("The button has been touched"); };
button.Tag = kViewTag;
// To support reusable cells
return button;
}
UIButton InfoDarkButtonType ()
{
var button = UIButton.FromType (UIButtonType.InfoDark);
button.Frame = new RectangleF (250, 8f, 25f, 25f);
button.BackgroundColor = UIColor.Clear;
button.SetTitle ("Detail Disclosure", UIControlState.Normal);
button.TouchDown += delegate { Console.WriteLine ("The button has been touched"); };
button.Tag = kViewTag;
// To support reusable cells
return button;
}
UIButton InfoLightButtonType ()
{
var button = UIButton.FromType (UIButtonType.InfoLight);
button.Frame = new RectangleF (250, 8f, 25f, 25f);
button.BackgroundColor = UIColor.Gray;
button.SetTitle ("Detail Disclosure", UIControlState.Normal);
button.TouchDown += delegate { Console.WriteLine ("The button has been touched"); };
button.Tag = kViewTag;
// To support reusable cells
return button;
}
UIButton ContactAddButtonType ()
{
var button = UIButton.FromType (UIButtonType.ContactAdd);
button.Frame = new RectangleF (250, 8f, 25f, 25f);
button.BackgroundColor = UIColor.Clear;
button.SetTitle ("Detail Disclosure", UIControlState.Normal);
button.TouchDown += delegate { Console.WriteLine ("The button has been touched"); };
button.Tag = kViewTag;
// To support reusable cells
return button;
}
struct ButtonSample
{
public string Title, Label, Source;
public UIButton Button;
public ButtonSample (string t, string l, string s, UIButton b)
{
Title = t;
Label = l;
Source = s;
Button = b;
}
}
ButtonSample[] samples;
public override void ViewDidLoad ()
{
Console.WriteLine ("Buttons: View Did Load - FIrst");
base.ViewDidLoad ();
Title = "Buttons";
samples = new ButtonSample[] {
new ButtonSample ("UIButton", "Background image", "buttons.cs:\rUIButton GrayButton ()", GrayButton ()),
new ButtonSample ("UIButton", "Button with image", "buttons.cs:\rUIButton ImageButton ()", ImageButton ()),
new ButtonSample ("UIButtonRoundedRect", "Rounded Button", "buttons.cs:\rUIButton RoundedButtonType ()", RoundedButtonType ()),
new ButtonSample ("UIButtonTypeDetailDisclosure", "Detail disclosure", "buttons.cs:\rUIButton DetailDisclosureButton ()", DetailDisclosureButton ()),
new ButtonSample ("UIButtonTypeInfoLight", "Info light", "buttons.cs:\rUIButton InfoLightButtonType ()", InfoLightButtonType ()),
new ButtonSample ("UIButtonTypeInfoDark", "Info dark", "buttons.cs:\rUIButton InfoLightButtonType ()", InfoDarkButtonType ()),
new ButtonSample ("UIButtonTypeContactAdd", "Contact Add", "buttons.cs:\rUIButton ContactAddButtonType ()", ContactAddButtonType ())
};
TableView.DataSource = new DataSource (this);
TableView.Delegate = new TableDelegate ();
}
}
}
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