public bool isPanelVisible()
{
if (ContainerPanel != null)
{
if (ContainerPanel.GetType() == typeof(SplitterPanel))
{
SplitContainer parent = (SplitContainer)ContainerPanel.Parent;
if (parent.Panel1 == ContainerPanel)
{
if (ArrowOrientation == Orientation.Horizontal)
{
return(parent.SplitterDistance != this.Width);
}
else
{
return(parent.SplitterDistance != this.Height);
}
}
else
{
if (ArrowOrientation == Orientation.Horizontal)
{
return(parent.SplitterDistance != (parent.Width - this.Width));
}
else
{
return(parent.SplitterDistance != (parent.Height - this.Height));
}
}
}
else
{
if (ArrowOrientation == Orientation.Horizontal)
{
return(ContainerPanel.Width != this.Width);
}
else
{
return(ContainerPanel.Height != this.Height);
}
}
}
else if (TogglePanel.GetType() == typeof(SplitterPanel))
{
SplitContainer parent = (SplitContainer)TogglePanel.Parent;
if (parent.Panel1 == TogglePanel)
{
return(!parent.Panel1Collapsed);
}
else
{
return(!parent.Panel2Collapsed);
}
}
else
{
return(TogglePanel.Visible);
}
}
public void setContainerPanelOriginalSize()
{
if (ContainerPanel.GetType() == typeof(SplitterPanel))
{
SplitContainer parent = (SplitContainer)ContainerPanel.Parent;
if (parent.Panel1 == ContainerPanel)
{
ContainerPanelOriginalSize = new Size(parent.SplitterDistance, parent.SplitterDistance);
}
else
{
ContainerPanelOriginalSize = new Size(parent.Width - parent.SplitterDistance, parent.Height - parent.SplitterDistance);
}
}
else
{
ContainerPanelOriginalSize = ContainerPanel.Size;
}
}
public void toggle()
{
if (ContainerPanel != null)
{
if (ContainerPanelOriginalSize.Width == 0 || ContainerPanelOriginalSize.Height == 0)
{
setContainerPanelOriginalSize();
}
if (ContainerPanel.GetType() == typeof(SplitterPanel))
{
SplitContainer parent = (SplitContainer)ContainerPanel.Parent;
if (parent.Panel1 == ContainerPanel)
{
if (ArrowOrientation == Orientation.Horizontal)
{
if (isPanelOpen)
{
parent.SplitterDistance = this.Width;
}
else
{
parent.SplitterDistance = ContainerPanelOriginalSize.Width;
}
}
else
{
if (isPanelOpen)
{
parent.SplitterDistance = this.Height;
}
else
{
parent.SplitterDistance = ContainerPanelOriginalSize.Height;
}
}
}
else
{
if (ArrowOrientation == Orientation.Horizontal)
{
if (isPanelOpen)
{
parent.SplitterDistance = parent.Width - this.Width;
}
else
{
int splitterDistance = parent.Width - ContainerPanelOriginalSize.Width;
if (splitterDistance < 0)
{
splitterDistance = MinimumSplitterDistance;
}
parent.SplitterDistance = splitterDistance;
}
}
else
{
if (isPanelOpen)
{
parent.SplitterDistance = parent.Height - this.Height;
}
else
{
int splitterDistance = parent.Height - ContainerPanelOriginalSize.Height;
if (splitterDistance < 0)
{
splitterDistance = MinimumSplitterDistance;
}
parent.SplitterDistance = splitterDistance;
}
}
}
}
else
{
if (ArrowOrientation == Orientation.Horizontal)
{
if (isPanelOpen)
{
ContainerPanel.Width = this.Width;
}
else
{
ContainerPanel.Width = ContainerPanelOriginalSize.Width;
}
}
else
{
if (isPanelOpen)
{
ContainerPanel.Height = this.Height;
}
else
{
ContainerPanel.Height = ContainerPanelOriginalSize.Height;
}
}
}
}
else if (TogglePanel.GetType() == typeof(SplitterPanel))
{
SplitContainer parent = (SplitContainer)TogglePanel.Parent;
if (parent.Panel1 == TogglePanel)
{
parent.Panel1Collapsed = !parent.Panel1Collapsed;
setNewLocationBasedOnOrientation(parent.Panel1);
}
else
{
parent.Panel2Collapsed = !parent.Panel2Collapsed;
setNewLocationBasedOnOrientation(parent.Panel2);
}
}
else
{
TogglePanel.Visible = !TogglePanel.Visible;
setNewLocationBasedOnOrientation(TogglePanel);
}
isPanelOpen = !isPanelOpen;
//set arrow image
if (pictureBox.BackgroundImage == _ArrowLeft)
{
setDirection(ArrowDirection.Right);
}
else if (pictureBox.BackgroundImage == _ArrowRight)
{
setDirection(ArrowDirection.Left);
}
else if (pictureBox.BackgroundImage == _ArrowUp)
{
setDirection(ArrowDirection.Down);
}
else
{
setDirection(ArrowDirection.Up);
}
}