76 lines
2.1 KiB
C#
76 lines
2.1 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace AppLauncher.Windows.Forms
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{
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public partial class TitlePanel : UserControl
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{
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private bool windowDragging = false;
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private Point windowOffset = new Point();
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public TitlePanel()
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{
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InitializeComponent();
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}
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protected override void OnParentBindingContextChanged(EventArgs e)
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{
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base.OnParentBindingContextChanged(e);
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if (this.Parent != null)
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{
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if (this.Parent.GetType() == typeof(MainForm))
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{
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pictureBox1.MouseDown += parentForm_MouseDown;
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pictureBox1.MouseUp += parentForm_MouseUp;
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pictureBox1.MouseMove += parentForm_MouseMove;
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}
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}
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}
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[Category("Appearance"), Browsable(true)]
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public string TitleText
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{
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get => label1.Text;
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set => label1.Text = value;
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}
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protected void parentForm_MouseDown(object sender, MouseEventArgs e)
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{
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if (e.Button != MouseButtons.Left)
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{
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return;
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}
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windowDragging = true;
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windowOffset = e.Location;
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}
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protected void parentForm_MouseUp(object sender, MouseEventArgs e)
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{
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windowDragging = false;
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}
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protected void parentForm_MouseMove(object sender, MouseEventArgs e)
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{
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if (windowDragging)
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{
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Point pos = this.PointToScreen(e.Location);
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int y = Math.Max((pos.Y - windowOffset.Y), Screen.PrimaryScreen.WorkingArea.Y);
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y = Math.Min(y, (Screen.PrimaryScreen.WorkingArea.Y + Screen.PrimaryScreen.WorkingArea.Height) - this.Height);
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this.Parent.Location = new Point(Screen.PrimaryScreen.WorkingArea.X, y);
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}
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}
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}
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}
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