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using System;
using System.Drawing;
using System.Linq;
using System.Windows.Forms;
using System.Runtime.InteropServices;
namespace ShiftOS.Engine.WindowManager
{
public partial class ShiftWindow : Form
{
public uint Id { get; private set; }
public UserControl ChildControl { get; set; }
public ShiftWindow()
{
InitializeComponent();
}
public uint SetId()
{
do
{
Id = (uint)Tools.Rnd.Next(100000, 999999);
}
while (ShiftWM.Windows.FirstOrDefault(w => w.Id == Id) != null);
return Id;
}
private const int WM_NCLBUTTONDOWN = 0xA1;
private const int HT_CAPTION = 0x2;
[DllImportAttribute("user32.dll")]
private static extern int SendMessage(IntPtr hWnd,
int Msg, int wParam, int lParam);
[DllImportAttribute("user32.dll")]
private static extern bool ReleaseCapture();
private void Programtopbar_drag(object sender, MouseEventArgs e)
{
if (e.Button != MouseButtons.Left) return;
ReleaseCapture();
SendMessage(Handle, WM_NCLBUTTONDOWN, HT_CAPTION, 0);
}
private void closebutton_Click(object sender, EventArgs e)
=> this.Close();
private void closebutton_MouseEnter(object sender, EventArgs e)
=> closebutton.BackColor = Color.Gray;
private void closebutton_MouseLeave(object sender, EventArgs e)
=> closebutton.BackColor = Color.Black;
private void maximizebutton_MouseEnter(object sender, EventArgs e)
=> maximizebutton.BackColor = Color.Gray;
private void maximizebutton_MouseLeave(object sender, EventArgs e)
=> maximizebutton.BackColor = Color.Black;
private void minimizebutton_MouseEnter(object sender, EventArgs e)
=> minimizebutton.BackColor = Color.Gray;
private void minimizebutton_MouseLeave(object sender, EventArgs e)
=> minimizebutton.BackColor = Color.Black;
private void closebutton_MouseDown(object sender, MouseEventArgs e)
=> closebutton.BackColor = Color.Black;
private void maximizebutton_MouseDown(object sender, MouseEventArgs e)
=> maximizebutton.BackColor = Color.Black;
private void minimizebutton_MouseDown(object sender, MouseEventArgs e)
=> minimizebutton.BackColor = Color.Black;
private void minimizebutton_MouseUp(object sender, MouseEventArgs e)
=> minimizebutton.BackColor = Color.Gray;
private void maximizebutton_MouseUp(object sender, MouseEventArgs e)
=> maximizebutton.BackColor = Color.Gray;
private void closebutton_MouseUp(object sender, MouseEventArgs e)
=> closebutton.BackColor = Color.Gray;
}
public interface IShiftWindowExtensions
{
void OnLoaded(ShiftWindow window);
}
}
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