examples/unsorted/elementary/efl_ui_slider_mono.cs

78 lines
2.1 KiB
C#

using System;
public class Example
{
public static Efl.Ui.Button CreateButton(Efl.Object parent,
string text,
int w, int h,
EventHandler callback) {
Efl.Ui.Button button = new Efl.Ui.Button(parent);
button.Text = text;
button.Size = new Eina.Size2D(w, h);
button.ClickedEvent += callback;
return button;
}
public static void Formatter(Eina.Strbuf buf, Eina.Value val){
double ratio;
if (val.Get(out ratio)) {
buf.Append($"{(int)(ratio*100)}%");
} else {
buf.Append("Error");
}
}
#if WIN32 // Passed to the C# compiler with -define:WIN32
// Mono on Windows by default uses multi-thread apartments for COM stuff while
// OLE - used by ecore win32 DnD requires single threading for COM.
[STAThreadAttribute()]
#endif
public static void Main() {
int W = 120;
int H = 30;
Efl.All.Init(Efl.Components.Ui);
Efl.Ui.Win win = new Efl.Ui.Win(null);
win.Text = "Hello, C#!!";
win.Autohide = true;
Efl.Ui.Box_Flow box = new Efl.Ui.Box_Flow(win);
Efl.Ui.Button button = CreateButton(box, "Click to exit", 120, 30,
(object sender, EventArgs e) => {
Efl.Ui.Config.Exit();
});
box.DoPack(button);
Efl.Ui.Progressbar bar = new Efl.Ui.Progressbar(box);
bar.Size = new Eina.Size2D(W, H);
bar.SetFormatCb(Formatter);
Efl.Ui.Slider slider = new Efl.Ui.Slider(box);
slider.Size = new Eina.Size2D(W, H);
slider.ChangedEvent += (object sender, EventArgs e) => {
bar.SetRangeValue(slider.GetRangeValue());
};
box.DoPack(bar);
box.DoPack(slider);
button.SetVisible(true);
box.SetVisible(true);
win.Size = new Eina.Size2D(W, 3 * H);
win.SetVisible(true);
Efl.Ui.Config.Run();
Efl.All.Shutdown();
}
}