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//
// ToolStripPanelRow.cs
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (c) 2006 Jonathan Pobst
//
// Authors:
// Jonathan Pobst ([email protected])
//
using System.Drawing;
using System.Runtime.InteropServices;
using System.ComponentModel;
using ShiftUI.Layout;
using System.Collections.Generic;
using System;
namespace ShiftUI
{
[ToolboxItem (false)]
public class ToolStripPanelRow : Component, IComponent, IDisposable, IBounds
{
private Rectangle bounds;
internal List<Widget> _Widgets;
private LayoutEngine layout_engine;
private Padding margin;
private Padding padding;
private ToolStripPanel parent;
#region Public Constructors
public ToolStripPanelRow (ToolStripPanel parent)
{
this.bounds = Rectangle.Empty;
this._Widgets = new List<Widget> ();
this.layout_engine = new DefaultLayout ();
this.parent = parent;
}
#endregion
#region Public Properties
public Rectangle Bounds {
get { return this.bounds; }
}
[Browsable (false)]
//[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
public List<Widget> Widgets {
get { return this._Widgets; }
}
public Rectangle DisplayRectangle {
get { return this.Bounds; }
}
public LayoutEngine LayoutEngine {
get {
if (this.layout_engine == null)
this.layout_engine = new DefaultLayout ();
return this.layout_engine;
}
}
public Padding Margin {
get { return this.margin; }
set { this.margin = value; }
}
public Orientation Orientation {
get { return this.parent.Orientation; }
}
public virtual Padding Padding {
get { return this.padding; }
set { this.padding = value; }
}
public ToolStripPanel ToolStripPanel {
get { return this.parent; }
}
#endregion
#region Protected Properties
protected virtual Padding DefaultMargin { get { return Padding.Empty; } }
protected virtual Padding DefaultPadding { get { return Padding.Empty; } }
#endregion
#region Public Methods
public bool CanMove (ToolStrip toolStripToDrag)
{
// If something uses Stretch, it gets a whole Row to itself
if (this.Widgets.Count > 0)
if (toolStripToDrag.Stretch || (this.Widgets[0] as ToolStrip).Stretch)
return false;
int width = 0;
foreach (ToolStrip ts in this.Widgets)
width += (ts.Width + ts.Margin.Horizontal);
if (width + toolStripToDrag.Width + toolStripToDrag.Margin.Horizontal <= this.bounds.Width)
return true;
return false;
}
#endregion
#region Protected Methods
protected override void Dispose (bool disposing)
{
base.Dispose (disposing);
}
protected void OnBoundsChanged (Rectangle oldBounds, Rectangle newBounds)
{
}
protected internal virtual void OnWidgetAdded (Widget Widget, int index)
{
Widget.SizeChanged += new EventHandler (Widget_SizeChanged);
Widgets.Add (Widget);
this.OnLayout (new LayoutEventArgs (Widget, string.Empty));
}
protected internal virtual void OnWidgetRemoved (Widget Widget, int index)
{
Widget.SizeChanged -= new EventHandler (Widget_SizeChanged);
Widgets.Remove (Widget);
this.OnLayout (new LayoutEventArgs (Widget, string.Empty));
}
protected virtual void OnLayout (LayoutEventArgs e)
{
int height = 0;
if (this.Orientation == Orientation.Horizontal) {
foreach (ToolStrip ts in this.Widgets)
if (ts.Height > height)
height = ts.Height;
if (height != this.bounds.Height)
this.bounds.Height = height;
} else {
foreach (ToolStrip ts in this.Widgets)
if (ts.GetPreferredSize (Size.Empty).Width > height)
height = ts.GetPreferredSize (Size.Empty).Width;
if (height != this.bounds.Width)
this.bounds.Width = height;
}
this.Layout (this, e);
}
protected internal virtual void OnOrientationChanged ()
{
}
#endregion
#region Private/Internal Methods
internal void SetBounds (Rectangle bounds)
{
if (this.bounds != bounds) {
Rectangle old_bounds = this.bounds;
this.bounds = bounds;
this.OnBoundsChanged (old_bounds, bounds);
this.OnLayout (new LayoutEventArgs (null, "Bounds"));
}
}
private bool Layout (object container, LayoutEventArgs args)
{
ToolStripPanelRow tspr = (ToolStripPanelRow)container;
Point position = tspr.DisplayRectangle.Location;
foreach (ToolStrip ts in tspr.Widgets)
{
if (Orientation == Orientation.Horizontal) {
if (ts.Stretch)
ts.Width = this.bounds.Width - ts.Margin.Horizontal - this.Padding.Horizontal;
else
ts.Width = ts.GetToolStripPreferredSize (Size.Empty).Width;
position.X += ts.Margin.Left;
ts.Location = position;
position.X += (ts.Width + ts.Margin.Left);
} else {
if (ts.Stretch)
ts.Size = new Size (ts.GetToolStripPreferredSize (Size.Empty).Width, this.bounds.Height - ts.Margin.Vertical - this.Padding.Vertical);
else
ts.Size = ts.GetToolStripPreferredSize (Size.Empty);
position.Y += ts.Margin.Top;
ts.Location = position;
position.Y += (ts.Height + ts.Margin.Top);
}
}
return false;
}
void Widget_SizeChanged (object sender, EventArgs e)
{
this.OnLayout (new LayoutEventArgs ((Widget)sender, string.Empty));
}
#endregion
}
}
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