void UpdateSelectedItem()
{
if (Element.SelectedItem == null)
{
Control.SelectedItem.IsSelected = false;
return;
}
GenGridItem item = null;
_gengridItemDic.TryGetValue(Element.SelectedItem, out item);
if (item != null)
{
item.IsSelected = true;
}
}
/// <summary>
/// Selection changed event handler.
/// </summary>
/// <param name="sender">an event sender.</param>
/// <param name="e">the event.</param>
private void OnSelectionChanged(object sender, GenGridItemEventArgs e)
{
var grid = (GenGrid)sender;
GenGridItem item = (GenGridItem)e.Item;
if (item == null)
{
return;
}
Log.Info(ReactConstants.Tag, "[Views] ## Notify to JS ## Item:[" + item.Id + "]" + " was selected!");
// emit event to JS
var reactContext = grid.GetReactContext();
reactContext.GetNativeModule <UIManagerModule>()
.EventDispatcher
.DispatchEvent(
new ReactGridViewEvent(
grid.GetTag(),
item.Id));
}
public override void Run(Window window)
{
Conformant conformant = new Conformant(window);
conformant.Show();
GenGrid grid = new GenGrid(window)
{
AlignmentX = -1,
AlignmentY = -1,
WeightX = 1,
WeightY = 1,
ItemAlignmentX = -1,
ItemAlignmentY = -1,
ItemWidth = window.ScreenSize.Width / 3,
ItemHeight = window.ScreenSize.Width / 3,
};
GenItemClass defaultClass = new GenItemClass("default")
{
GetTextHandler = (obj, part) =>
{
Color item = (Color)obj;
return(String.Format("#{0:X}{1:X}{2:X}", item.R, item.G, item.B));
},
GetContentHandler = (obj, part) =>
{
Color item = (Color)obj;
if (part == "elm.swallow.icon")
{
var colorbox = new Rectangle(window)
{
Color = item
};
return(colorbox);
}
return(null);
}
};
GenGridItem firstitem = null;
GenGridItem lastitem = null;
var rnd = new Random();
for (int i = 0; i < 102; i++)
{
int r = rnd.Next(255);
int g = rnd.Next(255);
int b = rnd.Next(255);
Color color = Color.FromRgb(r, g, b);
var item = grid.Append(defaultClass, color);
if (i == 0)
{
firstitem = item;
}
if (i == 101)
{
lastitem = item;
}
}
grid.Show();
var square = window.GetInnerSquare();
grid.Geometry = new Rect(square.X, square.Y, square.Width, square.Height * 3 / 4);
Button first = new Button(window)
{
Text = "First",
BackgroundColor = Color.Red
};
Button last = new Button(window)
{
Text = "Last",
BackgroundColor = Color.Blue
};
first.Clicked += (s, e) =>
{
grid.ScrollTo(firstitem, ScrollToPosition.In, true);
Log.Debug(first.Text);
};
last.Clicked += (s, e) =>
{
grid.ScrollTo(lastitem, ScrollToPosition.In, true);
Log.Debug(last.Text);
};
first.Show();
last.Show();
first.Geometry = new Rect(square.X, square.Y + square.Height * 3 / 4, square.Width / 2, square.Height);
last.Geometry = new Rect(square.X + square.Width / 2, square.Y + square.Height * 3 / 4, square.Width / 2, square.Height);
grid.ItemActivated += Grid_ItemActivated;
grid.ItemSelected += Grid_ItemSelected;
grid.ItemUnselected += Grid_ItemUnselected;
grid.ItemRealized += Grid_ItemRealized;
grid.ItemUnrealized += Grid_ItemUnrealized;
grid.ItemPressed += Grid_ItemPressed;
grid.ItemReleased += Grid_ItemReleased;
grid.ItemLongPressed += Grid_ItemLongPressed;
grid.ItemDoubleClicked += Grid_ItemDoubleClicked;
}
public override void Run(Window window)
{
Conformant conformant = new Conformant(window);
conformant.Show();
GenGrid grid = new GenGrid(window)
{
AlignmentX = -1,
AlignmentY = -1,
WeightX = 1,
WeightY = 1,
ItemAlignmentX = -1,
ItemAlignmentY = -1,
ItemWidth = window.ScreenSize.Width / 3,
ItemHeight = window.ScreenSize.Width / 3,
};
GenItemClass defaultClass = new GenItemClass("default")
{
GetTextHandler = (obj, part) =>
{
Color item = (Color)obj;
return(String.Format("#{0:X}{1:X}{2:X}", item.R, item.G, item.B));
},
GetContentHandler = (obj, part) =>
{
Color item = (Color)obj;
if (part == "elm.swallow.icon")
{
var colorbox = new Rectangle(window)
{
Color = item
};
return(colorbox);
}
return(null);
}
};
GenGridItem firstitem = null;
GenGridItem lastitem = null;
var rnd = new Random();
for (int i = 0; i < 102; i++)
{
int r = rnd.Next(255);
int g = rnd.Next(255);
int b = rnd.Next(255);
Color color = Color.FromRgb(r, g, b);
var item = grid.Append(defaultClass, color);
if (i == 0)
{
firstitem = item;
}
if (i == 101)
{
lastitem = item;
}
}
grid.Show();
Box box = new Box(window)
{
AlignmentX = -1,
AlignmentY = -1,
WeightX = 1,
WeightY = 1,
};
box.Show();
conformant.SetContent(box);
box.PackEnd(grid);
Button show = new Button(window)
{
Text = "Show",
AlignmentX = -1,
WeightX = 1,
};
Button none = new Button(window)
{
Text = "None",
AlignmentX = -1,
WeightX = 1,
};
Button bringIn = new Button(window)
{
Text = "BringIn",
AlignmentX = -1,
WeightX = 1,
};
show.Clicked += (s, e) =>
{
Elementary.FocusAutoScrollMode = FocusAutoScrollMode.Show;
Console.WriteLine("FocusAutoScrollMode : {0}", Elementary.FocusAutoScrollMode);
};
none.Clicked += (s, e) =>
{
Elementary.FocusAutoScrollMode = FocusAutoScrollMode.None;
Console.WriteLine("FocusAutoScrollMode : {0}", Elementary.FocusAutoScrollMode);
};
bringIn.Clicked += (s, e) =>
{
Elementary.FocusAutoScrollMode = FocusAutoScrollMode.BringIn;
Console.WriteLine("FocusAutoScrollMode : {0}", Elementary.FocusAutoScrollMode);
};
show.Show();
none.Show();
bringIn.Show();
box.PackEnd(show);
box.PackEnd(none);
box.PackEnd(bringIn);
grid.ItemActivated += Grid_ItemActivated;
grid.ItemSelected += Grid_ItemSelected;
grid.ItemUnselected += Grid_ItemUnselected;
grid.ItemRealized += Grid_ItemRealized;
grid.ItemUnrealized += Grid_ItemUnrealized;
grid.ItemPressed += Grid_ItemPressed;
grid.ItemReleased += Grid_ItemReleased;
grid.ItemLongPressed += Grid_ItemLongPressed;
grid.ItemDoubleClicked += Grid_ItemDoubleClicked;
}
