protected virtual void OnBaseButtonClicked(MenuItemClickEventArgs args)
{
if (BaseButtonClickHandler != null)
{
BaseButtonClickHandler(this, args);
}
}
protected virtual void OnMenuItemClick(ContextMenuItem sender, MenuItemClickEventArgs e)
{
if (MenuItemClickHandler != null)
{
MenuItemClickHandler(sender, e);
}
}
void MenuItem_Clicked(object sender, MenuItemClickEventArgs e)
{
ContextMenuItem item = sender as ContextMenuItem;
if (item != null)
{
OnMenuItemClick(item, e);
CurrentState = _STATE_DELAYHIDE;
VisualStateManager.GoToState(this, _STATE_DELAYHIDE, false);
}
}
void BaseItem_Clicked(object sender, MenuItemClickEventArgs e)
{
MenuItemButton item = sender as MenuItemButton;
if (CurrentState != _STATE_EXPAND)
{
CurrentState = _STATE_EXPAND;
VisualStateManager.GoToState(this, _STATE_EXPAND, true);
}
if (this.MenuOpenMode == MenuOpenAction.MouseHover)
{
this.BaseButton.MouseEnter += new MouseEventHandler(BaseItem_MouseEnter);
this.BaseButton.Click -= BaseItem_Clicked;
}
}
void MenuItem_Clicked(object sender, MenuItemClickEventArgs e)
{
MenuItemButton item = sender as MenuItemButton;
if (!item.IsSelected)
{
ClickedItem = item;
double x0 = (this.ContentPosition == ContentOrientation.RIGHT) ? 0 : ((this.ContentPosition == ContentOrientation.LEFT) ? ChildPanelWidth : (ChildPanelWidth / 2.0));
double y0 = (this.ContentPosition == ContentOrientation.DOWN) ? 0 : ((this.ContentPosition == ContentOrientation.UP) ? ChildPanelHeight : (ChildPanelHeight / 2.0));
double dx = x0 - (item.Margin.Left + item.Width / 2.0);
double dy = y0 - (item.Margin.Top + item.Height / 2.0);
DoubleAnimationUsingKeyFrames animationX = new DoubleAnimationUsingKeyFrames();
animationX.KeyFrames.Add(new SplineDoubleKeyFrame()
{
KeyTime = TimeSpan.FromMilliseconds(0), Value = 0
});
animationX.KeyFrames.Add(new SplineDoubleKeyFrame()
{
KeyTime = TimeSpan.FromMilliseconds(300), Value = dx
});
DoubleAnimationUsingKeyFrames animationY = new DoubleAnimationUsingKeyFrames();
animationY.KeyFrames.Add(new SplineDoubleKeyFrame()
{
KeyTime = TimeSpan.FromMilliseconds(0), Value = 0
});
animationY.KeyFrames.Add(new SplineDoubleKeyFrame()
{
KeyTime = TimeSpan.FromMilliseconds(300), Value = dy
});
Storyboard sbExchange = new Storyboard();
sbExchange.Completed += new EventHandler(StoryboardExchange_Completed);
Storyboard.SetTargetProperty(animationX, new PropertyPath("X"));
Storyboard.SetTarget(animationX, item.RenderTransform);
Storyboard.SetTargetProperty(animationY, new PropertyPath("Y"));
Storyboard.SetTarget(animationY, item.RenderTransform);
sbExchange.Children.Add(animationX);
sbExchange.Children.Add(animationY);
sbExchange.Begin();
}
}
void BaseItem_Clicked(object sender, MenuItemClickEventArgs e)
{
MenuItemButton item = sender as MenuItemButton;
if (item.IsSelected && CurrentState != _STATE_EXPAND)
{
CurrentState = _STATE_EXPAND;
VisualStateManager.GoToState(this, _STATE_EXPAND, true);
}
if (this.MenuOpenMode == MenuOpenAction.MouseHover && !isHoverModeSet)
{
this.SelectedButton.MouseEnter += new MouseEventHandler(BaseItem_MouseEnter);
isHoverModeSet = true;
}
// Added to meet ViewPoint-GIS's need
OnBaseButtonClicked(new MenuItemClickEventArgs(item.Tag));
}