DotNet 4.8.1 build of DotNetBar
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331
PROMS/DotNetBar Source Code/Metro/MetroForm.cs
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331
PROMS/DotNetBar Source Code/Metro/MetroForm.cs
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.ComponentModel;
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using System.Drawing.Drawing2D;
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using System.Drawing;
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using DevComponents.DotNetBar.Metro.Rendering;
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using System.Windows.Forms;
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namespace DevComponents.DotNetBar.Metro
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{
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public class MetroForm : OfficeForm
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{
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#region Private Vars
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private const string DefaultSettingsButtonText = "<font size=\"7\">SETTINGS</font>";
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private const string DefaultHelpButtonText = "<font size=\"7\">HELP</font>";
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private ButtonItem _Settings = null;
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private ButtonItem _Help = null;
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#endregion
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#region Internal Implementation
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/// <summary>
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/// Initializes a new instance of the MetroForm class.
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/// </summary>
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public MetroForm()
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{
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if (!StyleManager.IsMetro(StyleManager.Style))
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StyleManager.Style = eStyle.Metro;
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StyleManager.Register(this);
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base.EnableGlass = false;
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}
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protected override void Dispose(bool disposing)
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{
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if (disposing) StyleManager.Unregister(this);
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base.Dispose(disposing);
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}
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protected override void OnHandleCreated(EventArgs e)
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{
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UpdateColorScheme();
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base.OnHandleCreated(e);
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}
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/// <summary>
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/// Gets the array of LinearGradientColorTable objects that describe the border colors. The colors with index 0 is used as the outer most
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/// border.
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/// </summary>
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/// <returns>Array of LinearGradientColorTable</returns>
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protected override Color[] GetBorderColors(int borderSize)
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{
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DevComponents.DotNetBar.Metro.ColorTables.MetroColorTable metroColorTable = MetroRender.GetColorTable();
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DevComponents.DotNetBar.Metro.ColorTables.MetroFormColorTable ct = metroColorTable.MetroForm;
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Color canvas = this.BackColor; //metroColorTable.CanvasColor;
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BorderColors[] borderColors = _BorderColors ?? ct.BorderColors;
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Color[] colors = new Color[((FormBorderStyle == FormBorderStyle.FixedSingle) ? 1 : borderColors.Length + (borderSize > borderColors.Length ? 1 : 0))];
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if (FormBorderStyle == System.Windows.Forms.FormBorderStyle.FixedSingle && borderSize > 1)
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{
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colors = new Color[4];
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colors[0] = borderColors[0].Left;
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colors[1] = colors[0];
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colors[2] = colors[0];
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colors[3] = canvas;
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return colors;
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}
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for (int i = 0; i < colors.Length; i++)
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{
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if (i > borderColors.Length - 1)
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colors[i] = canvas;
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else
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colors[i] = borderColors[i].Left;
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}
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return colors;
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}
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/// <summary>
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/// Called by StyleManager to notify control that style on manager has changed and that control should refresh its appearance if
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/// its style is controlled by StyleManager.
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/// </summary>
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/// <param name="newStyle">New active style.</param>
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[EditorBrowsable(EditorBrowsableState.Never)]
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public override void StyleManagerStyleChanged(eDotNetBarStyle newStyle)
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{
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base.StyleManagerStyleChanged(newStyle);
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if (BarFunctions.IsHandleValid(this))
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UpdateColorScheme();
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}
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private void UpdateColorScheme()
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{
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StyleManager.UpdateMetroAmbientColors(this);
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}
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private BorderColors[] _BorderColors = null;
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/// <summary>
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/// Gets or sets custom border colors for the form. When set it overrides settings from global Metro color table.
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/// </summary>
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[Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
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public BorderColors[] BorderColors
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{
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get { return _BorderColors; }
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set { _BorderColors = value; Invalidate(); }
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}
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/// <summary>
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/// This property is not applicable for MetroForm.
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/// </summary>
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[Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden), EditorBrowsable(EditorBrowsableState.Never)]
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public override bool EnableGlass
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{
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get
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{
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return base.EnableGlass;
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}
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set
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{
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base.EnableGlass = value;
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}
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}
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/// <summary>
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/// Gets the form path for the given input bounds.
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/// </summary>
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/// <param name="bounds">Represent the form bounds.</param>
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/// <returns></returns>
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protected override GraphicsPath GetFormPath(Rectangle bounds)
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{
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GraphicsPath path = new GraphicsPath();
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path.AddRectangle(bounds);
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return path;
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}
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protected override bool UseCornerSize
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{
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get
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{
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return false;
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}
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}
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// protected override Rectangle GetInnerFormBounds()
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// {
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// Rectangle r = new Rectangle(3, 3, this.Width - 7, this.Height - 2);
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//#if FRAMEWORK20
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// if (this.RightToLeftLayout) r = new Rectangle(3, 3, this.Width - 6, this.Height - 2);
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//#endif
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// return r;
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// }
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protected override LabelItem CreateTitleLabel()
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{
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LabelItem label = new LabelItem();
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label.GlobalItem = false;
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try
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{
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label.Font = new Font("Segoe UI", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
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}
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catch
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{
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label.Font = SystemFonts.MenuFont; // SystemInformation.MenuFont;
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}
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label.Stretch = true;
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label.TextLineAlignment = StringAlignment.Center;
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label.TextAlignment = StringAlignment.Center;
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label.Text = this.Text;
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label.PaddingLeft = 3;
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label.PaddingRight = 1;
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return label;
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}
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protected override void CreateAdditionalCaptionItems(GenericItemContainer captionContainer)
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{
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// Add Settings and Help buttons
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_Settings = new ButtonItem("sysSettingsButton");
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_Settings.Text = DefaultSettingsButtonText;
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//_Settings.ItemAlignment = eItemAlignment.Far;
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_Settings.Click += InternalSettingsButtonClick;
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_Settings.SetSystemItem(true);
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_Settings.CanCustomize = false;
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_Settings.Visible = false;
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captionContainer.SubItems.Add(_Settings);
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_Help = new ButtonItem("sysHelpButton");
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_Help.Text = DefaultHelpButtonText;
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_Help.SetSystemItem(true);
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_Help.CanCustomize = false;
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_Help.Visible = false;
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//_Help.ItemAlignment = eItemAlignment.Far;
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_Help.Click += InternalHelpButtonClick;
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captionContainer.SubItems.Add(_Help);
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base.CreateAdditionalCaptionItems(captionContainer);
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}
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/// Gets or sets whether SETTINGS button is visible.
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/// </summary>
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[DefaultValue(false), Category("Appearance"), Description("Indicates whether SETTINGS button is visible.")]
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public bool SettingsButtonVisible
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{
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get { return _Settings.Visible; }
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set
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{
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if (value != _Settings.Visible)
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{
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_Settings.Visible = value;
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if (this.IsHandleCreated)
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this.RecalcSize();
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}
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}
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}
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/// Gets or sets whether HELP button is visible.
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/// </summary>
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[DefaultValue(false), Category("Appearance"), Description("Indicates whether HELP button is visible.")]
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public bool HelpButtonVisible
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{
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get { return _Help.Visible; }
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set
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{
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if (value != _Help.Visible)
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{
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_Help.Visible = value;
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this.RecalcSize();
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}
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}
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}
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private string _HelpButtonText = "";
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/// <summary>
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/// Gets or sets the HELP button text.
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/// </summary>
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[DefaultValue(""), Category("Appearance"), Description("Indicates HELP button text")]
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public string HelpButtonText
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{
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get { return _HelpButtonText; }
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set
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{
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if (value != _HelpButtonText)
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{
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string oldValue = _HelpButtonText;
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_HelpButtonText = value;
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OnHelpButtonTextChanged(oldValue, value);
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}
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}
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}
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/// <summary>
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/// Called when HelpButtonText property has changed.
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/// </summary>
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/// <param name="oldValue">Old property value</param>
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/// <param name="newValue">New property value</param>
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protected virtual void OnHelpButtonTextChanged(string oldValue, string newValue)
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{
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if (string.IsNullOrEmpty(newValue))
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_Help.Text = DefaultHelpButtonText;
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else
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_Help.Text = "<font size=\"7\">" + newValue + "</font>";
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this.RecalcSize();
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}
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private string _SettingsButtonText = "";
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/// <summary>
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/// Gets or sets the SETTINGS button text.
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/// </summary>
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[DefaultValue(""), Category("Appearance"), Description("Indicates SETTINGS button text")]
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public string SettingsButtonText
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{
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get { return _SettingsButtonText; }
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set
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{
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if (value != _SettingsButtonText)
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{
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string oldValue = _SettingsButtonText;
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_SettingsButtonText = value;
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OnSettingsButtonTextChanged(oldValue, value);
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}
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}
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}
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/// <summary>
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/// Called when SettingsButtonText property has changed.
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/// </summary>
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/// <param name="oldValue">Old property value</param>
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/// <param name="newValue">New property value</param>
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protected virtual void OnSettingsButtonTextChanged(string oldValue, string newValue)
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{
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if (string.IsNullOrEmpty(newValue))
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_Settings.Text = DefaultSettingsButtonText;
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else
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_Settings.Text = "<font size=\"7\">" + newValue + "</font>";
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this.RecalcSize();
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}
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private void InternalSettingsButtonClick(object sender, EventArgs e)
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{
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OnSettingsButtonClick(e);
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}
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private void InternalHelpButtonClick(object sender, EventArgs e)
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{
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OnHelpButtonClick(e);
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}
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/// <summary>
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/// Occurs when SETTINGS button, if displayed, is clicked.
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/// </summary>
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[Description("Occurs when SETTINGS button, if displayed, is clicked.")]
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public event EventHandler SettingsButtonClick;
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/// <summary>
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/// Raises SettingsButtonClick event.
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/// </summary>
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/// <param name="e">Provides event arguments.</param>
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protected virtual void OnSettingsButtonClick(EventArgs e)
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{
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EventHandler handler = SettingsButtonClick;
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if (handler != null)
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handler(this, e);
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}
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/// <summary>
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/// Occurs when HELP button, if displayed, is clicked.
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/// </summary>
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[Description("Occurs when HELP button, if displayed, is clicked.")]
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public event EventHandler HelpButtonClick;
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/// <summary>
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/// Raises HelpButtonClick event.
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/// </summary>
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/// <param name="e">Provides event arguments.</param>
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protected virtual void OnHelpButtonClick(EventArgs e)
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{
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EventHandler handler = HelpButtonClick;
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if (handler != null)
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handler(this, e);
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}
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#endregion
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}
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}
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