112 lines
3.4 KiB
C#
112 lines
3.4 KiB
C#
using System;
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using System.Text;
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using DevComponents.DotNetBar.Controls;
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using System.Collections;
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using System.ComponentModel.Design;
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using System.Windows.Forms;
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using System.Drawing;
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using System.ComponentModel;
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namespace DevComponents.DotNetBar.Design
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{
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/// <summary>
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/// Represents the Windows Forms designer for the GroupPanel control.
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/// </summary>
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public class GroupPanelDesigner : System.Windows.Forms.Design.ScrollableControlDesigner
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{
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public override DesignerVerbCollection Verbs
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{
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get
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{
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DesignerVerb[] verbs;
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verbs = new DesignerVerb[]
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{
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new DesignerVerb("Reset Style", new EventHandler(ResetStyle)),
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};
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return new DesignerVerbCollection(verbs);
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}
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}
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private void ResetStyle(object sender, EventArgs e)
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{
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GroupPanel p = this.Control as GroupPanel;
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if (p == null)
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return;
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IComponentChangeService change = this.GetService(typeof(IComponentChangeService)) as IComponentChangeService;
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if (change != null)
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change.OnComponentChanging(this.Component, null);
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p.SetDefaultPanelStyle();
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if (change != null)
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change.OnComponentChanged(this.Component, null, null, null);
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}
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#if FRAMEWORK20
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public override void InitializeNewComponent(IDictionary defaultValues)
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{
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base.InitializeNewComponent(defaultValues);
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SetDesignTimeDefaults();
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}
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#else
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public override void OnSetComponentDefaults()
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{
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base.OnSetComponentDefaults();
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SetDesignTimeDefaults();
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}
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#endif
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private void SetDesignTimeDefaults()
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{
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GroupPanel p = this.Control as GroupPanel;
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if (p == null)
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return;
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p.SetDefaultPanelStyle();
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}
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protected override void OnPaintAdornments(PaintEventArgs pe)
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{
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PanelControl p;
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p = this.Component as PanelControl;
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if (p.Style.Border == eStyleBorderType.None)
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this.DrawBorder(pe.Graphics);
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base.OnPaintAdornments(pe);
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}
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/// <summary>
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/// Draws design-time border around the panel when panel does not have one.
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/// </summary>
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/// <param name="g"></param>
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protected virtual void DrawBorder(Graphics g)
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{
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PanelControl panel = this.Control as PanelControl;
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Color border = SystemColors.ControlDarkDark;
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Rectangle rClient = this.Control.ClientRectangle;
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Color backColor = panel.Style.BackColor;
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Helpers.DrawDesignTimeSelection(g, rClient, backColor, border, 1);
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}
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protected override void WndProc(ref Message m)
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{
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if (m.Msg == (int)WinApi.WindowsMessages.WM_NCHITTEST)
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{
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GroupPanel gp = this.Control as GroupPanel;
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if (gp != null)
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{
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int x = WinApi.LOWORD(m.LParam);
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int y = WinApi.HIWORD(m.LParam);
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Point p = gp.PointToClient(new Point(x, y));
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if (p.Y<0)
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{
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m.Result = new IntPtr((int)WinApi.WindowHitTestRegions.ClientArea);
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return;
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}
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}
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}
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base.WndProc(ref m);
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}
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}
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}
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