From a10c72f547ea3dd18ec21b18141c2949d13fb354 Mon Sep 17 00:00:00 2001 From: Ray Date: Sat, 5 Aug 2023 00:07:02 +0100 Subject: [PATCH] Recovered missing file --- 2019/05/PanelBook.cs | 258 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 258 insertions(+) create mode 100644 2019/05/PanelBook.cs diff --git a/2019/05/PanelBook.cs b/2019/05/PanelBook.cs new file mode 100644 index 0000000..7f3ca2d --- /dev/null +++ b/2019/05/PanelBook.cs @@ -0,0 +1,258 @@ +namespace RyzStudio.Windows.Forms +{ + using System; + using System.Collections; + using System.ComponentModel; + using System.Drawing; + using System.Windows.Forms; + + [ToolboxItem(true)] + public class PanelBook : Panel + { + public class PanelCollection : CollectionBase + { + protected PanelBook panelBook = null; + + public PanelCollection(PanelBook parentPanelBook) : base() + { + panelBook = parentPanelBook; + } + + public PanelBook Parent => panelBook; + + public Panel this[int index] { get => (Panel)List[index]; set => List[index] = value; } + + public int Add(Panel value) => List.Add(value); + + public void AddRange(Panel[] pages) => Array.ForEach(pages, x => this.Add(x)); + + public bool Contains(Panel value) => List.Contains(value); + + public int IndexOf(Panel value) => List.IndexOf(value); + + public void Insert(int index, Panel value) => List.Insert(index, value); + + public void Remove(Panel value) => List.Remove(value); + + protected override void OnInsertComplete(int index, object value) + { + base.OnInsertComplete(index, value); + + if (panelBook != null) + { + panelBook.PageIndex = index; + } + } + + protected override void OnRemoveComplete(int index, object value) + { + base.OnRemoveComplete(index, value); + + if (panelBook != null) + { + if (panelBook.PageIndex == index) + { + if (index < InnerList.Count) + { + panelBook.PageIndex = index; + } + else + { + panelBook.PageIndex = InnerList.Count - 1; + } + } + } + } + + } + + private System.ComponentModel.IContainer components = null; + + protected PanelCollection panelCollection = null; + + public PanelBook() + { + InitializeComponent(); + + panelCollection = new PanelCollection(this); + } + + protected override void Dispose(bool disposing) + { + if (disposing && (components != null)) + { + components.Dispose(); + } + + base.Dispose(disposing); + } + + protected void InitializeComponent() + { + components = new System.ComponentModel.Container(); + } + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public Panel ActivePanel { get; protected set; } = null; + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public override bool AutoScroll { get => base.AutoScroll; set => base.AutoScroll = value; } + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public new Size AutoScrollMargin { get => base.AutoScrollMargin; set => base.AutoScrollMargin = value; } + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public new Size AutoScrollMinSize { get => base.AutoScrollMinSize; set => base.AutoScrollMinSize = value; } + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public override Image BackgroundImage { get => base.BackgroundImage; set => base.BackgroundImage = value; } + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public override ImageLayout BackgroundImageLayout { get => base.BackgroundImageLayout; set => base.BackgroundImageLayout = value; } + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public new ImeMode ImeMode { get => base.ImeMode; set => base.ImeMode = value; } + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public override RightToLeft RightToLeft { get => base.RightToLeft; set => base.RightToLeft = value; } + + [Browsable(false), EditorBrowsable(EditorBrowsableState.Never)] + public new bool UseWaitCursor { get => base.UseWaitCursor; set => base.UseWaitCursor = value; } + + [Category("Collection")] + [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)] + public PanelCollection Pages => panelCollection; + + [Category("Collection")] + public int SelectedIndex + { + get => (panelCollection.Count <= 0) ? -1 : panelCollection.IndexOf(this.ActivePanel); + set + { + if (panelCollection.Count <= 0) return; + if (value < 0) return; + if (value > (panelCollection.Count - 1)) return; + if (value == this.SelectedIndex) return; + + ActivatePage(value); + } + } + + protected internal int PageIndex + { + get => panelCollection.IndexOf(this.ActivePanel); + set + { + if (panelCollection.Count <= 0) + { + ActivatePage(-1); + return; + } + + if ((value < -1) || (value >= panelCollection.Count)) + { + throw new ArgumentOutOfRangeException("PageIndex", value, "The page index must be between 0 and " + Convert.ToString(panelCollection.Count - 1)); + } + + ActivatePage(value); + } + } + + protected internal void ActivatePage(int index) + { + if ((panelCollection.Count == 0) && (index >= panelCollection.Count) && (index <= 0)) + { + return; + } + + Panel p = (Panel)panelCollection[index]; + + ActivatePage(p); + } + + protected internal void ActivatePage(Panel page) + { + if (this.ActivePanel != null) + { + if (this.ActivePanel.InvokeRequired) + { + this.ActivePanel.Invoke(new MethodInvoker(() => { + this.ActivePanel.Visible = false; + })); + } + else + { + this.ActivePanel.Visible = false; + } + } + + this.ActivePanel = page; + if (this.ActivePanel != null) + { + this.ActivePanel.Parent = this; + if (!this.Contains(this.ActivePanel)) + { + this.Container.Add(this.ActivePanel); + } + + if (this.ActivePanel.InvokeRequired) + { + this.ActivePanel.Invoke(new MethodInvoker(() => { + this.ActivePanel.Dock = DockStyle.Fill; + this.ActivePanel.Visible = true; + this.ActivePanel.BringToFront(); + })); + } + else + { + this.ActivePanel.Dock = DockStyle.Fill; + this.ActivePanel.Visible = true; + this.ActivePanel.BringToFront(); + } + } + + if (this.ActivePanel != null) + { + if (this.ActivePanel.InvokeRequired) + { + this.ActivePanel.Invoke(new MethodInvoker(() => { + this.ActivePanel.Invalidate(); + })); + } + else + { + this.ActivePanel.Invalidate(); + } + } + else + { + this.Invalidate(); + } + } + +#if DEBUG + + protected override void OnResize(EventArgs e) + { + base.OnResize(e); + + if (this.DesignMode) + { + this.Invalidate(); + } + } + +#endif + + protected override void DestroyHandle() + { + base.DestroyHandle(); + + foreach (Panel p in panelCollection) + { + p.Dispose(); + } + } + + } +} \ No newline at end of file