369 lines
14 KiB
C#

using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;
using System.Windows.Forms;
using System.Drawing;
using DevComponents.DotNetBar.Rendering;
namespace DevComponents.DotNetBar.Metro
{
/// <summary>
/// Represents the Metro application button used on MetroTab control.
/// </summary>
[ToolboxItem(false), DesignTimeVisible(false), DefaultEvent("Click"), Designer("DevComponents.DotNetBar.Design.MetroAppButtonDesigner, DevComponents.DotNetBar.Design, Version=14.1.0.37, Culture=neutral, PublicKeyToken=90f470f34c89ccaf")]
public class MetroAppButton : ButtonItem
{
#region Internal Implementation
/// <summary>
/// Initializes a new instance of the MetroAppButton class.
/// </summary>
public MetroAppButton()
{
this.VerifyPopupScreenPosition = false;
}
protected override void Dispose(bool disposing)
{
if (_BackstageTab != null)
_BackstageTab.Leave -= BackstageTabLeave;
base.Dispose(disposing);
}
public override void RecalcSize()
{
ButtonItemLayout.LayoutButton(this, true);
m_NeedRecalcSize = false;
}
/// <summary>
/// Gets or sets a value indicating whether the item is expanded or not. For Popup items this would indicate whether the item is popped up or not.
/// </summary>
[System.ComponentModel.Browsable(false), System.ComponentModel.DefaultValue(false), System.ComponentModel.DesignerSerializationVisibility(System.ComponentModel.DesignerSerializationVisibility.Hidden)]
public override bool Expanded
{
get { return base.Expanded; }
set
{
if (base.Expanded != value)
{
if (!value)
{
MetroTabStrip container = this.ContainerControl as MetroTabStrip;
if (container != null && container.MouseDownOnCaption)
return;
}
base.Expanded = value;
}
}
}
private bool _ThumbTucked = false;
protected internal override void OnExpandChange()
{
_ThumbTucked = false;
if (!this.DesignMode && this.Expanded && this.PopupLocation.IsEmpty && this.PopupSide == ePopupSide.Default &&
(this.Parent is CaptionItemContainer ||
this.Parent is MetroTabItemContainer))
{
if (this.SubItems.Count > 0 && this.SubItems[0] is ItemContainer &&
((ItemContainer)this.SubItems[0]).BackgroundStyle.Class == ElementStyleClassKeys.RibbonFileMenuContainerKey)
{
MetroTabStrip rs = this.ContainerControl as MetroTabStrip;
if (rs != null)
{
if (this.Parent is MetroTabItemContainer)
{
if (this.EffectiveStyle == eDotNetBarStyle.Windows7)
this.PopupLocation = new Point(this.IsRightToLeft ? this.Bounds.Right : this.LeftInternal, this.TopInternal - 1);
else
this.PopupLocation = new Point(this.IsRightToLeft ? this.Bounds.Right : this.LeftInternal, this.TopInternal);
}
else
this.PopupLocation = new Point(this.IsRightToLeft ? this.Bounds.Right : this.LeftInternal, rs.GetItemContainerBounds().Y - 1);
_ThumbTucked = true;
}
}
}
if (_BackstageTab != null && _BackstageTabEnabled)
{
if (this.Expanded)
{
PopupOpenEventArgs args = new PopupOpenEventArgs();
OnPopupOpen(args);
if (args.Cancel)
{
this.Expanded = false;
return;
}
UpdateBackstageTabSize();
if (this.ContainerControl is IKeyTipsControl)
{
IKeyTipsControl kc = this.ContainerControl as IKeyTipsControl;
_BackstageTab.TabStrip.ShowKeyTips = kc.ShowKeyTips;
kc.ShowKeyTips = false;
}
OnPopupShowing(EventArgs.Empty);
_BackstageTab.Visible = true;
_BackstageTab.BringToFront();
_BackstageTab.Focus();
MetroTabStrip strip = this.MetroTabStrip;
if (strip != null && strip.SelectedTab != null)
{
_LastSelectedTabItem = strip.SelectedTab;
if (this.DesignMode)
_LastSelectedTabItem.RenderTabState = false;
else
_LastSelectedTabItem.Checked = false;
}
}
else
{
OnPopupClose(EventArgs.Empty);
if (_LastSelectedTabItem != null)
{
if (this.DesignMode)
_LastSelectedTabItem.RenderTabState = true;
else
_LastSelectedTabItem.Checked = true;
_LastSelectedTabItem = null;
}
if (this.ContainerControl is IKeyTipsControl)
{
IKeyTipsControl kc = this.ContainerControl as IKeyTipsControl;
kc.ShowKeyTips = _BackstageTab.TabStrip.ShowKeyTips;
_BackstageTab.TabStrip.ShowKeyTips = false;
}
_BackstageTab.Visible = false;
MetroTabStrip strip = this.ContainerControl as MetroTabStrip;
if (strip != null)
strip.BackstageTabClosed(_BackstageTab);
OnPopupFinalized(EventArgs.Empty);
}
HideToolTip();
// Fire events
RaiseExpandChange(EventArgs.Empty);
return;
}
base.OnExpandChange();
}
public override void ContainerLostFocus(bool appLostFocus)
{
if (_BackstageTabEnabled && _BackstageTab != null && this.DesignMode && this.Expanded && appLostFocus) return;
base.ContainerLostFocus(appLostFocus);
}
internal override bool PopupPositionAdjusted
{
get { return base.PopupPositionAdjusted; }
set
{
base.PopupPositionAdjusted = value;
if (base.PopupPositionAdjusted && _ThumbTucked)
_ThumbTucked = false;
}
}
internal void OnMenuPaint(ItemPaintArgs pa)
{
if (!_ThumbTucked) return;
Graphics g = pa.Graphics;
MetroTabStrip rs = this.ContainerControl as MetroTabStrip;
if (rs != null)
{
if (this.Parent is MetroTabItemContainer)
{
if (pa.RightToLeft)
g.TranslateTransform(-(this.LeftInternal - pa.ContainerControl.Width + this.WidthInternal), -(this.TopInternal));
else
{
if (this.EffectiveStyle == eDotNetBarStyle.Windows7)
g.TranslateTransform(-this.LeftInternal, -(this.TopInternal - 1));
else
g.TranslateTransform(-this.LeftInternal, -(this.TopInternal));
}
}
else
{
if (pa.RightToLeft)
g.TranslateTransform(-(this.LeftInternal - pa.ContainerControl.Width + this.WidthInternal), -(rs.GetItemContainerBounds().Y - 1));
else
g.TranslateTransform(-this.LeftInternal, -(rs.GetItemContainerBounds().Y - 1));
}
g.ResetClip();
Control c = pa.ContainerControl;
pa.ContainerControl = rs;
pa.IsOnMenu = false;
this.IgnoreAlpha = true;
bool oldGlassEnabled = pa.GlassEnabled;
pa.GlassEnabled = rs.IsGlassEnabled;
this.Paint(pa);
pa.GlassEnabled = oldGlassEnabled;
this.IgnoreAlpha = false;
pa.ContainerControl = c;
pa.IsOnMenu = true;
g.ResetTransform();
}
}
protected override void OnCommandChanged()
{
}
protected override bool IsRightHanded
{
get
{
return false;
}
}
protected override void OnStyleChanged()
{
this.ImagePaddingHorizontal = 0;
this.ImagePaddingVertical = 0;
base.OnStyleChanged();
}
protected override bool IsPulseEnabed
{
get
{
if ((this.EffectiveStyle == eDotNetBarStyle.Office2010 || StyleManager.IsMetro(this.EffectiveStyle)) && WinApi.IsGlassEnabled) return false;
return base.IsPulseEnabed;
}
}
private void UpdateBackstageTabSize()
{
if (_BackstageTab == null) return;
Control parentForm = _BackstageTab.Parent;
if (parentForm == null) throw new InvalidOperationException("BackstageTab control does not have a parent");
Rectangle tabBounds = parentForm.ClientRectangle;
MetroTabStrip strip = this.MetroTabStrip;
if (strip != null)
{
Point p = parentForm.PointToClient(strip.PointToScreen(this.Bounds.Location));
p.Y += this.Bounds.Height;// +1;
tabBounds = new Rectangle(p.X, p.Y, parentForm.ClientRectangle.Width, parentForm.ClientRectangle.Height - p.Y);
MetroAppForm metroForm = parentForm as MetroAppForm;
if (metroForm != null)
{
Thickness borderThickness = metroForm.GetBorderThickness();
tabBounds.Width -= (int)borderThickness.Horizontal;
tabBounds.Height -= (int)borderThickness.Bottom;
}
}
_BackstageTab.Bounds = tabBounds;
_BackstageTab.Anchor = AnchorStyles.Left | AnchorStyles.Right | AnchorStyles.Bottom | AnchorStyles.Top;
}
private MetroTabItem _LastSelectedTabItem = null;
private MetroTabStrip MetroTabStrip
{
get
{
return this.ContainerControl as MetroTabStrip;
}
}
private bool _BackstageTabEnabled = true;
/// <summary>
/// Gets or sets whether control set on BackstageTab property is used on application menu popup.
/// </summary>
[DefaultValue(true), Category("Behavior"), Description("Indicates whether control set on BackstageTab property is used on application menu popup.")]
public bool BackstageTabEnabled
{
get { return _BackstageTabEnabled; }
set
{
this.Expanded = false;
_BackstageTabEnabled = value;
}
}
private SuperTabControl _BackstageTab = null;
/// <summary>
/// Gets or sets the backstage tab that is displayed instead of popup menu.
/// </summary>
[DefaultValue(null), Category("Behavior"), Description("Indicates backstage tab that is displayed instead of popup menu.")]
public SuperTabControl BackstageTab
{
get
{
return _BackstageTab;
}
set
{
SuperTabControl oldValue = _BackstageTab;
_BackstageTab = value;
OnBackstageTabChanged(oldValue, value);
}
}
private void OnBackstageTabChanged(SuperTabControl oldValue, SuperTabControl newValue)
{
if (oldValue != null)
{
oldValue.Leave -= BackstageTabLeave;
if (oldValue.TabStrip != null) oldValue.TabStrip.ApplicationButton = null;
}
if (this.Expanded) this.Expanded = false;
if (newValue != null)
{
newValue.Visible = false;
newValue.Leave += BackstageTabLeave;
if (newValue.TabStrip != null) newValue.TabStrip.ApplicationButton = this;
}
}
private void BackstageTabLeave(object sender, EventArgs e)
{
if (this.Expanded)
this.Expanded = false;
}
/// <summary>
/// Processes the Escape key when Application Button is hosting the backstage tab and uses it to close the tab if open.
/// This method is called from ProcessDialogKey method of MetroForm.
/// </summary>
/// <param name="keyData">Key data</param>
/// <returns>true if key was used to close backstage tab</returns>
[EditorBrowsable(EditorBrowsableState.Never)]
public bool ProcessEscapeKey(Keys keyData)
{
if (keyData == Keys.Escape && this.Expanded)
{
this.Expanded = false;
return true;
}
return false;
}
internal void BackstageMnemonicProcessed(char charCode)
{
}
protected override bool CanShowPopup
{
get
{
return (this.ShowSubItems || ShouldAutoExpandOnClick) && (this.SubItems.Count > 0 || this.PopupType == ePopupType.Container || BackstageTab != null && BackstageTabEnabled);
}
}
#endregion
}
}