353 lines
10 KiB
C#

using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;
using System.Windows.Forms;
using System.Drawing;
using DevComponents.DotNetBar.Metro.Rendering;
using System.Collections;
namespace DevComponents.DotNetBar.Metro
{
/// <summary>
/// Represents panel used by MetroTabItem as a container panel for the control.
/// </summary>
[ToolboxItem(false), Designer("DevComponents.DotNetBar.Design.MetroTabPanelDesigner, DevComponents.DotNetBar.Design, Version=14.1.0.37, Culture=neutral, PublicKeyToken=90f470f34c89ccaf")]
public class MetroTabPanel: PanelControl, IKeyTipsControl
{
#region Private Variables
private const string INFO_TEXT="Drop controls here. Drag and Drop tabs and items to re-order.";
private MetroTabItem _TabItem=null;
private bool _UseCustomStyle=false;
#endregion
#region Internal Implementation
/// <summary>
/// Creates new instance of the panel.
/// </summary>
public MetroTabPanel()
: base()
{
this.ColorSchemeStyle = eDotNetBarStyle.StyleManagerControlled;
if (StyleManager.IsMetro(StyleManager.Style))
this.BackColor = MetroRender.GetColorTable().CanvasColor;
//this.BackColor=SystemColors.Control;
}
protected override ElementStyle GetStyle()
{
if (!this.Style.Custom)
{
return GetDefaultStyle();
}
return base.GetStyle();
}
private bool _PopupMode = false;
private MetroShell _MetroTab = null;
internal MetroShell GetMetroTab()
{
if (_PopupMode)
return _MetroTab;
return this.Parent as MetroShell;
}
internal bool IsPopupMode
{
get { return _PopupMode; }
}
internal void SetPopupMode(bool popupMode, MetroShell rc)
{
_PopupMode = popupMode;
if (_PopupMode)
{
_MetroTab = rc;
#if FRAMEWORK20
if (this.Padding.Bottom > 0)
{
this.Height += this.Padding.Bottom;
this.Padding = new System.Windows.Forms.Padding(this.Padding.Left, this.Padding.Bottom, this.Padding.Right, this.Padding.Bottom);
}
#else
if (this.DockPadding.Bottom > 0)
{
this.DockPadding.Top = this.DockPadding.Bottom;
this.Height += this.DockPadding.Bottom;
}
#endif
}
else
{
#if FRAMEWORK20
if (this.Padding.Top > 0)
{
this.Height -= this.Padding.Top;
this.Padding = new System.Windows.Forms.Padding(this.Padding.Left, 0, this.Padding.Right, this.Padding.Bottom);
}
#else
if (this.DockPadding.Top > 0)
{
this.Height -= this.DockPadding.Top;
this.DockPadding.Top = 0;
}
#endif
_MetroTab = null;
}
}
private ElementStyle GetDefaultStyle()
{
return MetroRender.GetColorTable().MetroTab.TabPanelBackgroundStyle;
}
private Rectangle GetThemedRect(Rectangle r)
{
const int offset=6;
r.Y-=offset;
r.Height+=offset;
return r;
}
protected override void OnPaint(PaintEventArgs e)
{
bool baseCall=true;
if(DrawThemedPane && BarFunctions.ThemedOS)
{
Rectangle r=GetThemedRect(this.ClientRectangle);
eTabStripAlignment tabAlignment=eTabStripAlignment.Top;
Rectangle rTemp=new Rectangle(0,0,r.Width,r.Height);
if(tabAlignment==eTabStripAlignment.Right || tabAlignment==eTabStripAlignment.Left)
rTemp=new Rectangle(0,0,rTemp.Height,rTemp.Width);
if(m_ThemeCachedBitmap==null || m_ThemeCachedBitmap.Size!=rTemp.Size)
{
DisposeThemeCachedBitmap();
Bitmap bmp=new Bitmap(rTemp.Width,rTemp.Height,e.Graphics);
try
{
Graphics gTemp=Graphics.FromImage(bmp);
try
{
using(SolidBrush brush=new SolidBrush(Color.Transparent))
gTemp.FillRectangle(brush,0,0,bmp.Width,bmp.Height);
this.ThemeTab.DrawBackground(gTemp,ThemeTabParts.Pane,ThemeTabStates.Normal,rTemp);
}
finally
{
gTemp.Dispose();
}
}
finally
{
if(tabAlignment==eTabStripAlignment.Left)
bmp.RotateFlip(RotateFlipType.Rotate270FlipNone);
else if(tabAlignment==eTabStripAlignment.Right)
bmp.RotateFlip(RotateFlipType.Rotate90FlipNone);
else if(tabAlignment==eTabStripAlignment.Bottom)
bmp.RotateFlip(RotateFlipType.Rotate180FlipNone);
e.Graphics.DrawImageUnscaled(bmp,r.X,r.Y);
m_ThemeCachedBitmap=bmp;
}
}
else
e.Graphics.DrawImageUnscaled(m_ThemeCachedBitmap,r.X,r.Y);
baseCall=false;
}
if(baseCall)
base.OnPaint(e);
if(this.DesignMode && this.Controls.Count==0 && this.Text=="")
{
Rectangle r=this.ClientRectangle;
r.Inflate(-2,-2);
StringFormat sf=BarFunctions.CreateStringFormat();
sf.Alignment=StringAlignment.Center;
sf.LineAlignment=StringAlignment.Center;
sf.Trimming=StringTrimming.EllipsisCharacter;
Font font=new Font(this.Font,FontStyle.Bold);
e.Graphics.DrawString(INFO_TEXT,font,new SolidBrush(ControlPaint.Dark(this.Style.BackColor)),r,sf);
font.Dispose();
sf.Dispose();
}
if (this.Parent is MetroShell) ((MetroShell)this.Parent).MetroTabStrip.InvalidateKeyTipsCanvas();
}
/// <summary>
/// Indicates whether style of the panel is managed by tab control automatically.
/// Set this to true if you would like to control style of the panel.
/// </summary>
[Browsable(true),DefaultValue(false),Category("Appearance"),Description("Indicates whether style of the panel is managed by tab control automatically. Set this to true if you would like to control style of the panel.")]
public bool UseCustomStyle
{
get {return _UseCustomStyle;}
set {_UseCustomStyle=value;}
}
/// <summary>
/// Gets or sets TabItem that this panel is attached to.
/// </summary>
[Browsable(false),DefaultValue(null),DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public MetroTabItem MetroTabItem
{
get {return _TabItem;}
set {_TabItem=value;}
}
protected override void OnResize(EventArgs e)
{
DisposeThemeCachedBitmap();
base.OnResize(e);
}
/// <summary>
/// Gets or sets which edge of the parent container a control is docked to.
/// </summary>
[Browsable(false),DefaultValue(DockStyle.None)]
public override DockStyle Dock
{
get {return base.Dock;}
set {base.Dock=value;}
}
/// <summary>
/// Gets or sets the size of the control.
/// </summary>
[Browsable(false)]
public new Size Size
{
get {return base.Size;}
set {base.Size=value;}
}
/// <summary>
/// Gets or sets the coordinates of the upper-left corner of the control relative to the upper-left corner of its container.
/// </summary>
[Browsable(false)]
public new Point Location
{
get {return base.Location;}
set {base.Location=value;}
}
/// <summary>
/// Gets or sets a value indicating whether the control is displayed.
/// </summary>
[Browsable(false)]
public new bool Visible
{
get {return base.Visible;}
set {base.Visible=value;}
}
/// <summary>
/// Gets or sets which edges of the control are anchored to the edges of its container.
/// </summary>
[Browsable(false)]
public override AnchorStyles Anchor
{
get {return base.Anchor;}
set {base.Anchor=value;}
}
[Browsable(false), DefaultValue("")]
public override string Text
{
get
{
return base.Text;
}
set
{
base.Text = value;
}
}
private class XPositionComparer : IComparer
{
// Calls CaseInsensitiveComparer.Compare with the parameters reversed.
int IComparer.Compare(object x, object y)
{
if (x is Control && y is Control)
{
return ((Control)x).Left - ((Control)y).Left;
}
else
return ((new CaseInsensitiveComparer()).Compare(x, y));
}
}
bool IKeyTipsControl.ProcessMnemonicEx(char charCode)
{
if (this.Controls.Count == 0) return false;
Control[] ca = new Control[this.Controls.Count];
this.Controls.CopyTo(ca, 0);
ArrayList controls = new ArrayList(ca);
controls.Sort(new XPositionComparer());
foreach (Control c in controls)
{
IKeyTipsControl ktc = c as IKeyTipsControl;
if (ktc!=null && c.Visible && c.Enabled)
{
string oldStack = ktc.KeyTipsKeysStack;
bool ret = ktc.ProcessMnemonicEx(charCode);
if (ret)
return true;
if (ktc.KeyTipsKeysStack != oldStack)
{
((IKeyTipsControl)this).KeyTipsKeysStack = ktc.KeyTipsKeysStack;
return false;
}
}
}
return false;
}
private bool _ShowKeyTips = false;
bool IKeyTipsControl.ShowKeyTips
{
get
{
return _ShowKeyTips;
}
set
{
_ShowKeyTips = value;
Control[] controls = new Control[this.Controls.Count];
this.Controls.CopyTo(controls, 0);
foreach (Control c in controls)
{
if (c is IKeyTipsControl && c.Enabled && (c.Visible || !_ShowKeyTips))
((IKeyTipsControl)c).ShowKeyTips = _ShowKeyTips;
}
}
}
private string m_KeyTipsKeysStack = "";
string IKeyTipsControl.KeyTipsKeysStack
{
get { return m_KeyTipsKeysStack; }
set
{
m_KeyTipsKeysStack = value;
foreach (Control c in this.Controls)
{
if (c is IKeyTipsControl && c.Visible && c.Enabled)
((IKeyTipsControl)c).KeyTipsKeysStack = m_KeyTipsKeysStack;
}
}
}
protected override void OnLayout(LayoutEventArgs levent)
{
base.OnLayout(levent);
}
#endregion
}
}