public bool Compare(HitInfo hitInfo)
{
if(hitInfo == null){
return false;
}
if(hitInfo.HittedObject == this.HittedObject){
// if(this.HittedObject == HittedObject.DownScrollButton || this.HittedObject == HittedObject.DownScrollButton){
// return true;
// }
if(hitInfo.HittedObject == HittedObject.Bar){
if(m_HittedBar != null && hitInfo.HittedBar != null && object.ReferenceEquals(hitInfo.HittedBar,this.HittedBar)){
return true;
}
}
if(hitInfo.HittedObject == HittedObject.Item){
if(m_HittedItem != null && hitInfo.HittedItem != null && object.ReferenceEquals(hitInfo.HittedItem,this.HittedItem)){
return true;
}
}
}
return false;
}
protected override void OnMouseLeave(System.EventArgs e)
{
base.OnMouseLeave(e);
this.Invalidate();
m_LastHitInfo = null;
}
protected override void OnMouseMove(System.Windows.Forms.MouseEventArgs e)
{
base.OnMouseMove(e);
HitInfo hitInfo = new HitInfo(new Point(e.X,e.Y),this);
if(!hitInfo.Compare(m_LastHitInfo)){
DrawObject(hitInfo,true);
m_LastHitInfo = hitInfo;
this.Invalidate();
}
}
protected override void OnMouseUp(System.Windows.Forms.MouseEventArgs e)
{
base.OnMouseUp(e);
if(e.Button != MouseButtons.Left){
return;
}
HitInfo hitInfo = new HitInfo(new Point(e.X,e.Y),this);
//--- If hitted bar is different than activeBar, set hittedBar as activeBar.
if(hitInfo.HittedObject == HittedObject.Bar && hitInfo.HittedBar.Index != m_ActiveBarIndex){
m_ActiveBarIndex = hitInfo.HittedBar.Index;
this.UpdateAll();
return;
}
//--- If button clicked
if(hitInfo.HittedObject == HittedObject.Item){
if(hitInfo.HittedItem.AllowStuck){
if(!hitInfo.HittedItem.Equals(m_StuckenItem)){
Item oldItem = m_StuckenItem;
m_StuckenItem = hitInfo.HittedItem;
//--- Redraw old stucken item
if(oldItem != null && oldItem.Bar.IsItemVisible(oldItem)){
using(Graphics g = this.CreateGraphics()){
g.SetClip(this.ActiveBar.BarClientRect);
DrawItem(g,oldItem,oldItem.Bar,false,false);
}
}
OnItemClicked(hitInfo.HittedItem);
}
}
else{
OnItemClicked(hitInfo.HittedItem);
}
}
//--- If up scroll button clicked
Bar activeBar = this.ActiveBar;
if(hitInfo.HittedObject == HittedObject.UpScrollButton){
activeBar.FirstVisibleIndex--;
this.UpdateAll();
return;
}
//--- If down scroll button clicked
if(hitInfo.HittedObject == HittedObject.DownScrollButton){
activeBar.FirstVisibleIndex++;
this.UpdateAll();
return;
}
// By default, redraw last hitted object
DrawObject(hitInfo,false);
}
private void DrawObject(HitInfo hitInfo,bool unDrawOld)
{
using(Graphics g = this.CreateGraphics()){
//--- Draw old object as normal
if(unDrawOld && m_LastHitInfo != null){
if(m_LastHitInfo.HittedObject == HittedObject.Item){
g.SetClip(this.ActiveBar.BarClientRect);
DrawItem(g,m_LastHitInfo.HittedItem,this.ActiveBar,false,false);
g.ResetClip();
}
if(m_LastHitInfo.HittedObject == HittedObject.Bar){
DrawBar(g,m_LastHitInfo.HittedBar,false,false);
}
}
if(hitInfo.HittedObject == HittedObject.Item){
g.SetClip(this.ActiveBar.BarClientRect);
DrawItem(g,hitInfo.HittedItem,this.ActiveBar,true,Control.MouseButtons == MouseButtons.Left);
g.ResetClip();
}
if(hitInfo.HittedObject == HittedObject.Bar){
DrawBar(g,hitInfo.HittedBar,true,Control.MouseButtons == MouseButtons.Left);
}
DrawScrollButtons(g);
}
}
/// <summary>
///
/// </summary>
/// <param name="e"></param>
protected override void OnMouseUp(System.Windows.Forms.MouseEventArgs e)
{
base.OnMouseUp(e);
if (e.Button != MouseButtons.Left)
{
return;
}
HitInfo hitInfo = new HitInfo(new Point(e.X, e.Y), this);
//--- If hitted bar is different than activeBar, set hittedBar as activeBar.
if (hitInfo.HittedObject == HittedObject.Bar && hitInfo.HittedBar.Index != m_ActiveBarIndex)
{
m_ActiveBarIndex = hitInfo.HittedBar.Index;
this.UpdateAll();
// Raise bar clicked event
OnBarClicked(hitInfo.HittedBar);
return;
}
//--- If item clicked
if (hitInfo.HittedObject == HittedObject.Item)
{
if (!hitInfo.HittedItem.Enabled)
{
return;
}
if (hitInfo.HittedItem.AllowStuck)
{
if (!hitInfo.HittedItem.Equals(m_StuckenItem))
{
Item oldItem = m_StuckenItem;
m_StuckenItem = hitInfo.HittedItem;
//--- Redraw old stucken item
if (oldItem != null && oldItem.Bar.IsItemVisible(oldItem))
{
using (Graphics g = this.CreateGraphics()){
g.SetClip(this.ActiveBar.BarClientRect);
DrawItem(g, oldItem, oldItem.Bar, false, false);
}
}
// Raise item clicked event
OnItemClicked(hitInfo.HittedItem);
}
}
else
{
// Raise item clicked event
OnItemClicked(hitInfo.HittedItem);
this.Invalidate();
}
}
//--- If up scroll button clicked
Bar activeBar = this.ActiveBar;
if (hitInfo.HittedObject == HittedObject.UpScrollButton)
{
activeBar.FirstVisibleIndex--;
this.UpdateAll();
return;
}
//--- If down scroll button clicked
if (hitInfo.HittedObject == HittedObject.DownScrollButton)
{
activeBar.FirstVisibleIndex++;
this.UpdateAll();
return;
}
// By default, redraw last hitted object
DrawObject(hitInfo, false);
}
