From 38d8a8c95dd8a61b547da43c91b8ae15c23b2a94 Mon Sep 17 00:00:00 2001 From: Ray Date: Sat, 5 Aug 2023 00:01:48 +0100 Subject: [PATCH] Recovered missing file --- 2020/11/BorderlessForm.cs | 274 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 274 insertions(+) create mode 100644 2020/11/BorderlessForm.cs diff --git a/2020/11/BorderlessForm.cs b/2020/11/BorderlessForm.cs new file mode 100644 index 0000000..a387a47 --- /dev/null +++ b/2020/11/BorderlessForm.cs @@ -0,0 +1,274 @@ +using System.Drawing; +using System.Windows.Forms; + +namespace WindowsFormsApp2 +{ + public class BorderlessForm : Form + { + protected bool isDragging = false; + protected Rectangle lastRectangle = new Rectangle(); + + + public BorderlessForm() : base() + { + this.FormBorderStyle = FormBorderStyle.None; + + initialiseFormEdge(); + } + + + protected void initialiseFormEdge() + { + int resizeWidth = 5; + + this.MouseDown += new MouseEventHandler(form_MouseDown); + this.MouseMove += new MouseEventHandler(form_MouseMove); + this.MouseUp += delegate (object sender, MouseEventArgs e) + { + isDragging = false; + }; + + // bottom + UserControl uc1 = new UserControl() + { + Anchor = (AnchorStyles.Left | AnchorStyles.Bottom | AnchorStyles.Right), + Height = resizeWidth, + Width = this.DisplayRectangle.Width - (resizeWidth * 2), + Left = resizeWidth, + Top = this.DisplayRectangle.Height - resizeWidth, + BackColor = Color.Transparent, + Cursor = Cursors.SizeNS + }; + uc1.MouseDown += form_MouseDown; + uc1.MouseUp += form_MouseUp; + uc1.MouseMove += delegate (object sender, MouseEventArgs e) + { + if (isDragging) + { + this.Size = new Size(lastRectangle.Width, e.Y - lastRectangle.Y + this.Height); + } + }; + uc1.BringToFront(); + + this.Controls.Add(uc1); + + // right + UserControl uc2 = new UserControl() + { + Anchor = (AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom), + Height = this.DisplayRectangle.Height - (resizeWidth * 2), + Width = resizeWidth, + Left = this.DisplayRectangle.Width - resizeWidth, + Top = resizeWidth, + BackColor = Color.Transparent, + Cursor = Cursors.SizeWE + }; + uc2.MouseDown += form_MouseDown; + uc2.MouseUp += form_MouseUp; + uc2.MouseMove += delegate (object sender, MouseEventArgs e) + { + if (isDragging) + { + this.Size = new Size(e.X - lastRectangle.X + this.Width, lastRectangle.Height); + } + }; + uc2.BringToFront(); + + this.Controls.Add(uc2); + + // bottom-right + UserControl uc3 = new UserControl() + { + Anchor = (AnchorStyles.Bottom | AnchorStyles.Right), + Height = resizeWidth, + Width = resizeWidth, + Left = this.DisplayRectangle.Width - resizeWidth, + Top = this.DisplayRectangle.Height - resizeWidth, + BackColor = Color.Transparent, + Cursor = Cursors.SizeNWSE + }; + uc3.MouseDown += form_MouseDown; + uc3.MouseUp += form_MouseUp; + uc3.MouseMove += delegate (object sender, MouseEventArgs e) + { + if (isDragging) + { + this.Size = new Size((e.X - lastRectangle.X + this.Width), (e.Y - lastRectangle.Y + this.Height)); + } + }; + uc3.BringToFront(); + + this.Controls.Add(uc3); + + // top-right + UserControl uc4 = new UserControl() + { + Anchor = (AnchorStyles.Top | AnchorStyles.Right), + Height = resizeWidth, + Width = resizeWidth, + Left = this.DisplayRectangle.Width - resizeWidth, + Top = 0, + BackColor = Color.Transparent, + Cursor = Cursors.SizeNESW + }; + uc4.MouseDown += form_MouseDown; + uc4.MouseUp += form_MouseUp; + uc4.MouseMove += delegate (object sender, MouseEventArgs e) + { + if (isDragging) + { + int diff = (e.Location.Y - lastRectangle.Y); + int y = (this.Location.Y + diff); + + this.Location = new Point(this.Location.X, y); + this.Size = new Size(e.X - lastRectangle.X + this.Width, (this.Height + (diff * -1))); + } + }; + uc4.BringToFront(); + //uc4.BackColor = Color.Firebrick; + + this.Controls.Add(uc4); + + // top + UserControl uc5 = new UserControl() + { + Anchor = (AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right), + Height = resizeWidth, + Width = this.DisplayRectangle.Width - (resizeWidth * 2), + Left = resizeWidth, + Top = 0, + BackColor = Color.Transparent, + Cursor = Cursors.SizeNS + }; + uc5.MouseDown += form_MouseDown; + uc5.MouseUp += form_MouseUp; + uc5.MouseMove += delegate (object sender, MouseEventArgs e) + { + if (isDragging) + { + int diff = (e.Location.Y - lastRectangle.Y); + int y = (this.Location.Y + diff); + + this.Location = new Point(this.Location.X, y); + this.Size = new Size(lastRectangle.Width, (this.Height + (diff * -1))); + } + }; + uc5.BringToFront(); + + this.Controls.Add(uc5); + + // left + UserControl uc6 = new UserControl() + { + Anchor = (AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Bottom), + Height = this.DisplayRectangle.Height - (resizeWidth * 2), + Width = resizeWidth, + Left = 0, + Top = resizeWidth, + BackColor = Color.Transparent, + Cursor = Cursors.SizeWE + }; + uc6.MouseDown += form_MouseDown; + uc6.MouseUp += form_MouseUp; + uc6.MouseMove += delegate (object sender, MouseEventArgs e) + { + if (isDragging) + { + int diff = (e.Location.X - lastRectangle.X); + int x = (this.Location.X + diff); + + this.Location = new Point(x, this.Location.Y); + this.Size = new Size((this.Width + (diff * -1)), this.Height); + } + }; + uc6.BringToFront(); + + this.Controls.Add(uc6); + + // bottom-left + UserControl uc7 = new UserControl() + { + Anchor = (AnchorStyles.Bottom | AnchorStyles.Left), + Height = resizeWidth, + Width = resizeWidth, + Left = 0, + Top = this.DisplayRectangle.Height - resizeWidth, + BackColor = Color.Transparent, + Cursor = Cursors.SizeNESW + }; + uc7.MouseDown += form_MouseDown; + uc7.MouseUp += form_MouseUp; + uc7.MouseMove += delegate (object sender, MouseEventArgs e) + { + if (isDragging) + { + int diff = (e.Location.X - lastRectangle.X); + int x = (this.Location.X + diff); + + this.Location = new Point(x, this.Location.Y); + this.Size = new Size((this.Width + (diff * -1)), (e.Y - lastRectangle.Y + this.Height)); + } + }; + uc7.BringToFront(); + + this.Controls.Add(uc7); + + // bottom-left + UserControl uc8 = new UserControl() + { + Anchor = (AnchorStyles.Top | AnchorStyles.Left), + Height = resizeWidth, + Width = resizeWidth, + Left = 0, + Top = 0, + BackColor = Color.Transparent, + Cursor = Cursors.SizeNWSE + }; + uc8.MouseDown += form_MouseDown; + uc8.MouseUp += form_MouseUp; + uc8.MouseMove += delegate (object sender, MouseEventArgs e) + { + if (isDragging) + { + int dX = (e.Location.X - lastRectangle.X); + int dY = (e.Location.Y - lastRectangle.Y); + int x = (this.Location.X + dX); + int y = (this.Location.Y + dY); + + this.Location = new Point(x, y); + this.Size = new Size((this.Width + (dX * -1)), (this.Height + (dY * -1))); + } + }; + uc8.BringToFront(); + + this.Controls.Add(uc8); + } + + + private void form_MouseDown(object sender, MouseEventArgs e) + { + if (e.Button == MouseButtons.Left) + { + isDragging = true; + lastRectangle = new Rectangle(e.Location.X, e.Location.Y, this.Width, this.Height); + } + } + + private void form_MouseMove(object sender, MouseEventArgs e) + { + if (isDragging) + { + int x = (this.Location.X + (e.Location.X - lastRectangle.X)); + int y = (this.Location.Y + (e.Location.Y - lastRectangle.Y)); + + this.Location = new Point(x, y); + } + } + + private void form_MouseUp(object sender, MouseEventArgs e) + { + isDragging = false; + } + + } +}