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Fixes to DisplayItem being moved frequently and scrolling

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This commit is contained in:
Rich 2008-02-29 16:38:26 +00:00
parent 0437f76f3a
commit 8833d00be1
1 changed files with 26 additions and 8 deletions
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34
PROMS/Volian.Controls.Library/DisplayItem.cs
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@ -452,6 +452,7 @@ namespace Volian.Controls.Library
_StepData = item.ActiveFormat.PlantFormat.FormatData.StepDataList[_Type%10000];
break;
}
//this.Move += new EventHandler(DisplayItem_Move);
}
else
{
@ -532,6 +533,13 @@ namespace Volian.Controls.Library
_Loading = false;
//// TIMING: vlnCSLARTB.TimeIt("CSLARTB Controls Add");
}
//void DisplayItem_Move(object sender, EventArgs e)
//{
// if(_MyItem != null)
// if(_MyItem.ItemID == 981)
// vlnStackTrace.ShowStack("DisplayItem_Move = {0} ({1},{2})", _MyItem.ItemID, Left, Top);// Show StackTrace
//}
//void _DisplayRTB_MouseClick(object sender, MouseEventArgs e)
//{
// _DisplayRTB.Select();
@ -558,7 +566,12 @@ namespace Volian.Controls.Library
//}
public void AutoExpand()
{
Expand(_Type >= 20000);
if (CanExpand && Expanded == false)// TODO: May need to do some additional checking for subsections
{
//vlnStackTrace.ShowStack(">AutoExpand ID {0} - Can {1} Expanded {2}", _MyItem.ItemID, CanExpand, Expanded);
Expand(_Type >= 20000);
//Console.WriteLine("<AutoExpand ID {0} - Can {1} Expanded {2}",_MyItem.ItemID, CanExpand, Expanded);
}
}
private bool _Circle=false;
public bool Circle
@ -581,18 +594,23 @@ namespace Volian.Controls.Library
public void ItemSelect()
{
_DisplayRTB.Focus();
_DisplayRTB.SelectAll();
if (CanExpand)
AutoExpand(); // Expand the item if you can
int scrollValue = _Panel.VerticalScroll.Value + (Top - (_Panel.Height / 2)); // calculate scroll center for the item
if(scrollValue > _Panel.VerticalScroll.Minimum && scrollValue <= _Panel.VerticalScroll.Maximum) // If it isn't within range
_Panel.VerticalScroll.Value = scrollValue; // Center the item
_DisplayRTB.Select(0, 0);
// if (CanExpand) AutoExpand(); // Expand the item if you can
CenterScroll();
}
public void ItemShow()
{
_DisplayRTB.Focus();
CenterScroll();
}
private void CenterScroll()
{
//vlnStackTrace.ShowStack("CenterScroll {0} Current {1} Top {2} Bottom {3} Limit {4}", _MyItem.ItemID, _Panel.VerticalScroll.Value, Top, Bottom, _Panel.Height);// Show StackTrace
//Console.WriteLine("CenterScroll {0} Current {1} Top {2} Bottom {3} Limit {4}", _MyItem.ItemID, _Panel.VerticalScroll.Value, Top, Bottom, _Panel.Height);
if (Top >= 0 && Bottom <= _Panel.Height) return;// Don't move if within screen.
int scrollValue = _Panel.VerticalScroll.Value + (Top - (_Panel.Height / 2)); // calculate scroll center for the item
if(scrollValue > _Panel.VerticalScroll.Minimum && scrollValue <= _Panel.VerticalScroll.Maximum) // If it isn't within range
//Console.WriteLine("CenterScroll {0} Current {1} New {2} Min {3} Max {4}", _MyItem.ItemID, _Panel.VerticalScroll.Value, scrollValue, _Panel.VerticalScroll.Minimum, _Panel.VerticalScroll.Maximum);
if(scrollValue >= _Panel.VerticalScroll.Minimum && scrollValue <= _Panel.VerticalScroll.Maximum) // If it is within range
_Panel.VerticalScroll.Value = scrollValue; // Center the item
}
private void vlnCSLARTB_Paint(object sender, PaintEventArgs e)