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DotNet 4.8.1 build of DotNetBar

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John Jenko
2025-02-07 10:35:23 -05:00
parent 33439b63a0
commit 6b0a5d60f4
2609 changed files with 989814 additions and 7 deletions
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206
PROMS/DotNetBar Source Code/Controls/DGVScrollBar.cs Normal file
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#if FRAMEWORK20
using System;
using System.Text;
using System.Windows.Forms;
using System.ComponentModel;
using System.Drawing;
namespace DevComponents.DotNetBar.Controls
{
/// <summary>
/// Represents the Vertical Office 2007 Style Scroll Bar control.
/// </summary>
internal class DGVScrollBar : VScrollBar, ScrollBarReplacement.IScrollBarExtender
{
#region Private Variables
private ScrollBarReplacement m_ScrollBarImpl = null;
private bool m_EnableStyling = true;
#endregion
#region Constructor
public DGVScrollBar()
{
m_ScrollBarImpl = new ScrollBarReplacement(this);
this.SetStyle(ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
this.SetStyle(ControlStyles.Opaque, true);
this.SetStyle(ControlStyles.ResizeRedraw, true);
this.SetStyle(DisplayHelp.DoubleBufferFlag, true);
this.SetStyle(ControlStyles.SupportsTransparentBackColor, false);
}
#endregion
#region Internal Implementation
protected override CreateParams CreateParams
{
get
{
CreateParams p = base.CreateParams;
if (m_EnableStyling)
{
p.ClassName = null;
p.Style = 0x2000000;
p.Style |= 0x44000000;
if (this.Visible)
p.Style |= 0x10000000;
if (!this.Enabled)
p.Style |= 0x8000000;
if (this.RightToLeft == RightToLeft.Yes)
{
p.ExStyle |= 0x2000;
p.ExStyle |= 0x1000;
p.ExStyle |= 0x4000;
}
}
return p;
}
}
protected override void Dispose(bool disposing)
{
m_ScrollBarImpl.Dispose();
base.Dispose(disposing);
}
/// <summary>
/// Gets or sets whether custom styling (Office 2007 style) is enabled. Default value is true.
/// </summary>
[Browsable(true), DefaultValue(true), Category("Appearance"), Description("Indicates whether custom styling (Office 2007 style) is enabled.")]
public bool EnableStyling
{
get { return m_EnableStyling; }
set
{
if (m_EnableStyling != value)
{
m_EnableStyling = value;
if (this.IsHandleCreated)
this.RecreateHandle();
}
}
}
///// <summary>
///// Gets or sets whether scroll bar appears as application style scroll bar which usually uses darker colors. Default value is true.
///// </summary>
//[Browsable(true), DefaultValue(true), Category("Appearance"), Description("Indicates whether scroll bar appears as application style scroll bar which usually uses darker colors.")]
//public bool IsAppScrollBarStyle
//{
// get { return m_ScrollBarImpl.IsAppScrollBarStyle; }
// set { m_ScrollBarImpl.IsAppScrollBarStyle = value; }
//}
protected override void OnHandleCreated(EventArgs e)
{
m_ScrollBarImpl.OnHandleCreated();
base.OnHandleCreated(e);
}
protected override void OnMouseDown(MouseEventArgs e)
{
if (m_EnableStyling)
m_ScrollBarImpl.OnMouseDown(e);
base.OnMouseDown(e);
}
protected override void OnMouseUp(MouseEventArgs e)
{
if (m_EnableStyling)
m_ScrollBarImpl.OnMouseUp(e);
base.OnMouseUp(e);
}
protected override void OnMouseEnter(EventArgs e)
{
if (m_EnableStyling)
m_ScrollBarImpl.OnMouseEnter(e);
base.OnMouseEnter(e);
}
protected override void OnMouseLeave(EventArgs e)
{
if (m_EnableStyling)
m_ScrollBarImpl.OnMouseLeave(e);
base.OnMouseLeave(e);
}
protected override void OnMouseMove(MouseEventArgs e)
{
if (m_EnableStyling)
{
m_ScrollBarImpl.UpdateScrollValues();
m_ScrollBarImpl.OnMouseMove(e);
}
base.OnMouseMove(e);
}
protected override void OnPaint(PaintEventArgs e)
{
if(m_EnableStyling)
m_ScrollBarImpl.OnPaint(e);
base.OnPaint(e);
}
protected override void NotifyInvalidate(Rectangle invalidatedArea)
{
if (m_EnableStyling)
m_ScrollBarImpl.NotifyInvalidate(invalidatedArea);
base.NotifyInvalidate(invalidatedArea);
}
protected override void OnResize(EventArgs e)
{
UpdateScrollValues();
base.OnResize(e);
}
public void UpdateScrollValues()
{
m_ScrollBarImpl.UpdateScrollValues();
}
protected override void OnParentChanged(EventArgs e)
{
if (this.Parent is DataGridView)
{
m_ScrollBarImpl.ScrollBarCore.SideBorderOnly = true;
m_ScrollBarImpl.ScrollBarCore.HasBorder = false;
}
else
{
m_ScrollBarImpl.ScrollBarCore.SideBorderOnly = false;
m_ScrollBarImpl.ScrollBarCore.HasBorder = true;
}
base.OnParentChanged(e);
}
public bool AppStyleScrollBar
{
get { return m_ScrollBarImpl.AppStyleScrollBar; }
set { m_ScrollBarImpl.AppStyleScrollBar = value; }
}
#endregion
#region IScrollBarExtender Members
void ScrollBarReplacement.IScrollBarExtender.SetValue(int newValue, ScrollEventType type)
{
//if (newValue != this.Value)
{
// Fix for scrolling to the last row
if (type== ScrollEventType.SmallIncrement &&
(this.Maximum - this.LargeChange) - newValue < 21)
{
newValue = this.Maximum - this.LargeChange + 1;
type = ScrollEventType.Last;
}
int v = this.Value;
this.Value = newValue;
ScrollEventArgs se = new ScrollEventArgs(type, v, newValue, ScrollOrientation.VerticalScroll);
OnScroll(se);
}
}
#endregion
}
}
#endif