public void GetNextControl_NestedControls()
{
// - Form
// - Button 1
// - Panel 1 (Panels are not selectable and are not IContainerControl
// - Button 2
// - UserControl 1 (UserControls are selectable and is IContainerControl)
// - Button 3
// - Button 4
var form = new Form();
var f = new ControlAdapter(form);
var b1 = new Button {
Text = "Button 1"
};
var b2 = new Button {
Text = "Button 2"
};
var b3 = new Button {
Text = "Button 3"
};
var b4 = new Button {
Text = "Button 4", Top = 90
};
f.Controls.Add(b1);
var p1 = new Panel {
Text = "Panel 1", Top = 30, Height = 30
};
p1.Controls.Add(b2);
f.Controls.Add(p1);
var uc1 = new UserControl {
Text = "UserControl 1", Top = 60, Height = 30
};
uc1.Controls.Add(b3);
f.Controls.Add(uc1);
f.Controls.Add(b4);
// Button 1 as "this"
Assert.Null(b1.GetNextControl(f, true));
Assert.Null(b1.GetNextControl(b1, true));
Assert.Null(b1.GetNextControl(p1, true));
Assert.Null(b1.GetNextControl(b2, true));
Assert.Null(b1.GetNextControl(uc1, true));
Assert.Null(b1.GetNextControl(b3, true));
Assert.Null(b1.GetNextControl(b4, true));
// Panel 1 as "this"
Assert.Equal("Button 2", p1.GetNextControl(f, true).Text);
Assert.Equal("Button 2", p1.GetNextControl(b1, true).Text);
Assert.Equal("Button 2", p1.GetNextControl(p1, true).Text);
Assert.Null(p1.GetNextControl(b2, true));
Assert.Equal("Button 2", p1.GetNextControl(uc1, true).Text);
Assert.Equal("Button 2", p1.GetNextControl(b3, true).Text);
Assert.Equal("Button 2", p1.GetNextControl(b4, true).Text);
// Form as "this"
Assert.Equal("Button 1", f.GetNextControl(f, true).Text);
Assert.Equal("Panel 1", f.GetNextControl(b1, true).Text);
Assert.Equal("Button 2", f.GetNextControl(p1, true).Text);
Assert.Equal("UserControl 1", f.GetNextControl(b2, true).Text);
//Assert.Equal ("Button 4", f.GetNextControl (uc1, true).Text);
Assert.Equal("Button 4", f.GetNextControl(b3, true).Text);
Assert.Null(f.GetNextControl(b4, true));
}
