#region Imports
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using System;
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using System.ComponentModel;
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using System.Drawing;
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using System.Reflection;
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using System.Security;
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using System.Windows.Forms;
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using static DPumpHydr.WinFrmUI.RLT.Helper.CrownHelper;
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#endregion
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namespace DPumpHydr.WinFrmUI.RLT.Controls
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{
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#region CrownNumeric
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public class CrownNumeric : NumericUpDown
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{
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#region Properties
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[Browsable(false)]
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
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public new Color ForeColor { get; set; }
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[Browsable(false)]
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
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public new Color BackColor { get; set; }
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private bool _mouseDown;
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#endregion
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#region Construct
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public CrownNumeric()
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{
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SetStyle
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(
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ControlStyles.OptimizedDoubleBuffer |
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ControlStyles.ResizeRedraw |
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ControlStyles.UserPaint,
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true
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);
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Controls[0].Paint += CrownNumericUpDown_Paint;
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try
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{
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// Prevent flickering, only if our assembly has reflection permission
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Type type = Controls[0].GetType();
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BindingFlags flags = BindingFlags.NonPublic | BindingFlags.Instance;
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MethodInfo method = type.GetMethod("SetStyle", flags);
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if (method != null)
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{
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object[] param = { ControlStyles.AllPaintingInWmPaint | ControlStyles.DoubleBuffer, true };
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method.Invoke(Controls[0], param);
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}
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}
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catch (SecurityException)
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{
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// Don't do anything, we are running in a trusted contex
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}
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}
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#endregion
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#region Event
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protected override void OnMouseMove(MouseEventArgs e)
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{
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Invalidate();
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}
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protected override void OnMouseDown(MouseEventArgs e)
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{
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_mouseDown = true;
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Invalidate();
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}
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protected override void OnMouseUp(MouseEventArgs mevent)
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{
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_mouseDown = false;
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Invalidate();
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}
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protected override void OnMouseEnter(EventArgs e)
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{
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base.OnMouseEnter(e);
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Invalidate();
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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base.OnMouseLeave(e);
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Invalidate();
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}
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protected override void OnGotFocus(EventArgs e)
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{
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base.OnGotFocus(e);
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Invalidate();
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}
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protected override void OnLostFocus(EventArgs e)
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{
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base.OnLostFocus(e);
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Invalidate();
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}
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protected override void OnTextBoxLostFocus(object source, EventArgs e)
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{
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base.OnTextBoxLostFocus(source, e);
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Invalidate();
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}
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private void CrownNumericUpDown_Paint(object sender, PaintEventArgs e)
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{
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Graphics g = e.Graphics;
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Rectangle rect = e.ClipRectangle;
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Color fillColor = ThemeProvider.Theme.Colors.HeaderBackground;
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using (SolidBrush b = new(fillColor))
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{
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g.FillRectangle(b, rect);
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}
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Point mousePos = Controls[0].PointToClient(Cursor.Position);
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Rectangle upArea = new(0, 0, rect.Width, rect.Height / 2);
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bool upHot = upArea.Contains(mousePos);
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Bitmap upIcon = upHot ? Properties.Resources.scrollbar_arrow_small_hot : Properties.Resources.scrollbar_arrow_small_standard;
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if (upHot && _mouseDown)
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{
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upIcon = Properties.Resources.scrollbar_arrow_small_clicked;
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}
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upIcon.RotateFlip(RotateFlipType.RotateNoneFlipY);
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g.DrawImageUnscaled(upIcon, (upArea.Width / 2) - (upIcon.Width / 2), (upArea.Height / 2) - (upIcon.Height / 2));
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Rectangle downArea = new(0, rect.Height / 2, rect.Width, rect.Height / 2);
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bool downHot = downArea.Contains(mousePos);
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Bitmap downIcon = downHot ? Properties.Resources.scrollbar_arrow_small_hot : Properties.Resources.scrollbar_arrow_small_standard;
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if (downHot && _mouseDown)
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{
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downIcon = Properties.Resources.scrollbar_arrow_small_clicked;
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}
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g.DrawImageUnscaled(downIcon, (downArea.Width / 2) - (downIcon.Width / 2), downArea.Top + (downArea.Height / 2) - (downIcon.Height / 2));
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}
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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if (base.ForeColor != ThemeProvider.Theme.Colors.LightText)
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{
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base.ForeColor = ThemeProvider.Theme.Colors.LightText;
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}
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if (base.BackColor != ThemeProvider.Theme.Colors.LightBackground)
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{
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base.BackColor = ThemeProvider.Theme.Colors.LightBackground;
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}
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Graphics g = e.Graphics;
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Rectangle rect = new(0, 0, ClientSize.Width, ClientSize.Height);
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Color borderColor = ThemeProvider.Theme.Colors.GreySelection;
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if (Focused && TabStop)
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{
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borderColor = ThemeProvider.Theme.Colors.BlueHighlight;
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}
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using Pen p = new(borderColor, 1);
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Rectangle modRect = new(rect.Left, rect.Top, rect.Width - 1, rect.Height - 1);
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g.DrawRectangle(p, modRect);
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}
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#endregion
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}
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#endregion
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}
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