private void ShowToolTip()
{
if (enteredItem != null && lastTooltipItem == null)
{
if (!string.IsNullOrEmpty(enteredItem.ToolTip))
{
tipToolTip.Show(enteredItem.ToolTip, this, enteredItem.X - xOffiest, Height + 5);
lastTooltipItem = enteredItem;
}
}
else if (enteredItem != lastTooltipItem)
{
if (enteredItem != null && !string.IsNullOrEmpty(enteredItem.ToolTip))
{
tipToolTip.Show(enteredItem.ToolTip, this, enteredItem.X - xOffiest, Height + 5);
lastTooltipItem = enteredItem;
}
else
{
tipToolTip.Hide(this);
lastTooltipItem = null;
}
}
else
{
tipToolTip.Hide(this);
lastTooltipItem = null;
}
}
protected override void OnLostFocus(EventArgs e)
{
if (enteredItem != null)
{
enteredItem = null;
Invalidate();
}
base.OnLostFocus(e);
}
protected override bool ProcessDialogKey(Keys keyData)
{
if (keyData == Keys.Right)
{
if (enteredItem == null)
{
if (sortedItems.Count > 0)
{
enteredItem = sortedItems[0];
if (!ScrollToItem(enteredItem))
{
Invalidate();
}
return(false);
}
}
else
{
TaskMgrListHeaderItem last_selectedItem = enteredItem;
int index = sortedItems.IndexOf(last_selectedItem);
if (index < sortedItems.Count - 1)
{
enteredItem = sortedItems[index + 1];
}
if (!ScrollToItem(enteredItem))
{
Invalidate();
}
return(false);
}
}
else if (keyData == Keys.Left)
{
if (enteredItem != null)
{
TaskMgrListHeaderItem last_selectedItem = enteredItem;
int index = sortedItems.IndexOf(last_selectedItem);
if (index >= 1)
{
enteredItem = sortedItems[index - 1];
}
if (!ScrollToItem(enteredItem))
{
Invalidate();
}
return(false);
}
}
else if (keyData == Keys.Down)
{
if (Parent != null)
{
Parent.Focus();
}
}
return(base.ProcessDialogKey(keyData));
}
internal void RebulidColumnsIndexForInsert(int insertIndex, TaskMgrListHeaderItem insertItem)
{
insertItem.SetDisplayIndex(insertIndex);
sortedItems.Insert(insertIndex, insertItem);
for (int i = insertIndex + 1; i < sortedItems.Count; i++)
{
sortedItems[i].SetDisplayIndex(i);
}
ColumnsIndexChanged();
}
private void Items_HearderRemoved(TaskMgrListHeaderItem obj)
{
vsed = false;
obj.taskMgrListHeaderInternal = null;
if (sortedItems.Contains(obj))
{
sortedItems.Remove(obj);
RebulidColumnsIndexForDelete(obj.DisplayIndex);
}
Vsitem();
}
protected override void OnMouseLeave(EventArgs e)
{
if (enteredItem != null)
{
enteredItem.MouseEntered = false;
enteredItem = null;
Invalidate();
}
tipToolTip.Hide(this);
base.OnMouseLeave(e);
}
protected override void OnGotFocus(EventArgs e)
{
if (enteredItem == null)
{
if (items.Count > 0)
{
enteredItem = items[0];
Invalidate();
}
}
base.OnGotFocus(e);
}
private void Items_HearderInserted(TaskMgrListHeaderItem obj, int index)
{
if (arredItem == null)
{
if (obj.ArrowType == TaskMgrListHeaderSortArrow.Ascending || obj.ArrowType == TaskMgrListHeaderSortArrow.Descending)
{
arredItem = obj;
}
}
vsed = false;
obj.taskMgrListHeaderInternal = this;
RebulidColumnsIndexForInsert(index, obj);
Vsitem();
}
public TaskMgrListHeaderItem this[string key]
{
get
{
TaskMgrListHeaderItem result = null;
foreach (TaskMgrListHeaderItem ix in List)
{
if (ix.Name == key)
{
return(ix);
}
}
return(result);
}
}
public bool ScrollToItem(TaskMgrListHeaderItem item)
{
//item.X -Width + item.Width = +xOffiest
int xrpos = item.X - xOffiest;
if (xrpos < 0)
{
XOffest = item.X;
return(true);
}
else if (xrpos + item.Width > Width)
{
XOffest = item.X - Width + item.Width;
return(true);
}
return(false);
}
private void Items_HearderAdd(TaskMgrListHeaderItem obj)
{
if (arredItem == null)
{
if (obj.ArrowType == TaskMgrListHeaderSortArrow.Ascending || obj.ArrowType == TaskMgrListHeaderSortArrow.Descending)
{
arredItem = obj;
}
}
vsed = false;
obj.taskMgrListHeaderInternal = this;
if (obj.DisplayIndex == -1)
{
obj.SetDisplayIndex(items.IndexOf(obj));
}
sortedItems.Add(obj);
Vsitem();
}
protected override void OnMouseUp(MouseEventArgs e)
{
if (moveItem != null)
{
if (moveItem.TargetIndex != 0 && moveItem.TargetIndex != sortedItems.IndexOf(moveItem))
{
moveItem.DisplayIndex = moveItem.TargetIndex;
LastMoveCloumNowIndex = moveItem.TargetIndex;
moveItem.TargetIndex = 0;
}
moveItem.MovingDrawX = moveItem.X;
moveItem.IsMoveing = false;
drawBlueLineLeft = false;
drawBlueLineRight = false;
vsed = false;
Invalidate();
moveItem = null;
}
else if (resizeItem != null)
{
resizeItem = null;
}
else if (enteredItem != null)
{
if (e.Button == MouseButtons.Left)
{
ReSetEnterItemArrow();
}
CloumClick?.Invoke(this, new TaskMgrListHeaderEventArgs(enteredItem, Items.IndexOf(enteredItem), e));
}
mouseDowned = false;
base.OnMouseUp(e);
}
private void ReSetEnterItemArrow()
{
foreach (TaskMgrListHeaderItem ii in items)
{
if (ii != enteredItem)
{
ii.ArrowType = TaskMgrListHeaderSortArrow.None;
}
}
if (enteredItem.ArrowType == TaskMgrListHeaderSortArrow.None)
{
enteredItem.ArrowType = TaskMgrListHeaderSortArrow.Ascending;
}
else if (enteredItem.ArrowType == TaskMgrListHeaderSortArrow.Ascending)
{
enteredItem.ArrowType = TaskMgrListHeaderSortArrow.Descending;
}
else if (enteredItem.ArrowType == TaskMgrListHeaderSortArrow.Descending)
{
enteredItem.ArrowType = TaskMgrListHeaderSortArrow.Ascending;
}
arredItem = enteredItem;
Invalidate();
}
protected override void OnMouseMove(MouseEventArgs e)
{
if (!m)
{
int x = e.X;
m = true;
t.Start();
if (mouseDowned && resizeItem != null)
{
if (x - (resizeItem.X - XOffest) > 35)
{
resizeItem.Width = x - (resizeItem.X - XOffest);
vsed = false;
Vsitem();
Invalidate();
CloumWidthChanged?.Invoke(this, null);
}
}
else if (mouseDowned && moveItem != null)
{
int mxr = e.X + XOffest;
int mxl = mxr - mouseDownXPosInBlock;
if (mxr >= firstBlockW && mxr <= allWidth)
{
if (mxl >= firstBlockW && mxl <= allWidth - moveItem.Width)
{
moveItem.MovingDrawX = mxl;
}
//向左移动
if (e.X < mouseDownXPos)
{
drawBlueLineLeft = true;
drawBlueLineRight = false;
for (int i = movingDownIndex; i > 0; i--)
{
int xx = sortedItems[i].X - xOffiest;
int w = sortedItems[i].Width;
int fw = 0;
if (i > 1)
{
fw = sortedItems[i - 1].Width;
}
int ii = xx + w;
sortedItems[i].DrawBlueLine = (x > xx - fw / 2 && x <= ii - w / 2);
if (sortedItems[i].DrawBlueLine)
{
moveItem.TargetIndex = i;
}
}
}
//向右移动
else if (e.X > mouseDownXPos)
{
drawBlueLineLeft = false;
drawBlueLineRight = true;
for (int i = movingDownIndex; i < sortedItems.Count; i++)
{
int xx = sortedItems[i].X - xOffiest;
int w = sortedItems[i].Width;
int nw = 0;
if (i < sortedItems.Count - 1)
{
nw = sortedItems[i + 1].Width;
}
int ii = xx + w;
sortedItems[i].DrawBlueLine = (x > ii - w / 2 && x <= ii + nw / 2);
if (sortedItems[i].DrawBlueLine)
{
moveItem.TargetIndex = i;
}
}
}
Invalidate();
}
}
else
{
for (int i = 0; i < sortedItems.Count; i++)
{
int xx = sortedItems[i].X - xOffiest;
int ii = xx + sortedItems[i].Width;
if (CanSizeCloum && x > ii - 3 && x < ii + 3 && resizeItem == null)
{
Cursor = Cursors.SizeWE;
if (enteredItem != null)
{
enteredItem.MouseEntered = false;
}
enteredItem = null;
if (e.Button == MouseButtons.Left)
{
resizeItem = sortedItems[i];
}
moveItem = null;
break;
}
else if (CanMoveCloum && x > xx + 3 && x < ii - 3 && moveItem == null && e.Button == MouseButtons.Left)
{
if (enteredItem != null)
{
enteredItem.MouseEntered = false;
enteredItem = null;
}
resizeItem = null;
moveItem = sortedItems[i];
moveItem.IsMoveing = true;
moveItem.MovingDrawX = moveItem.X;
if (items.Count > 0)
{
firstBlockW = sortedItems[0].Width;
}
movingDownIndex = sortedItems.IndexOf(moveItem);
mouseDownXPosInBlock = x - xx;
break;
}
else
{
moveItem = null;
resizeItem = null;
Cursor = Cursors.Default;
if (x > xx && x < (xx + sortedItems[i].Width))
{
if (enteredItem != null)
{
enteredItem.MouseEntered = false;
}
sortedItems[i].MouseEntered = true;
enteredItem = sortedItems[i];
Invalidate();
ShowToolTip();
break;
}
}
}
}
}
base.OnMouseMove(e);
}
public int IndexOf(TaskMgrListHeaderItem control)
{
return(List.IndexOf(control));
}
public bool Contains(TaskMgrListHeaderItem control)
{
return(List.Contains(control));
}
public void Insert(int index, TaskMgrListHeaderItem control)
{
List.Insert(index, control);
HearderInserted?.Invoke(control, index);
}
public void Remove(TaskMgrListHeaderItem control)
{
List.Remove(control);
HearderRemoved?.Invoke(control);
}
public void Add(TaskMgrListHeaderItem newcontrol)
{
List.Add(newcontrol);
HearderAdd?.Invoke(newcontrol);
}
public TaskMgrListHeaderEventArgs(TaskMgrListHeaderItem i, int index, MouseEventArgs e)
{
item = i;
this.index = index;
eM = e;
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
if (Vsitem())
{
return;
}
Graphics g = e.Graphics;
using (Pen p = new Pen(lineBrush))
{
TaskMgrListHeaderItem thisItem = null;
int h = Height - 1;
bool arrdrawed = false;
for (int i = 0; i < sortedItems.Count; i++)
{
thisItem = sortedItems[i];
int x = (thisItem.IsMoveing ? (thisItem.MovingDrawX - XOffest) : (thisItem.X - XOffest));
if (thisItem == enteredItem)
{
if (thisItem.IsHot)
{
g.FillRectangle(hotBrushHover, new Rectangle((x + 1), 0, thisItem.Width - 1, h));
}
else
{
TaskMgrListApis.MHeaderDrawItem(hTheme, g.GetHdc(), (x + 1), 0, thisItem.Width - 1, h, TaskMgrListApis.M_DRAW_HEADER_HOT);
g.ReleaseHdc();
}
}
else if (thisItem.IsHot)
{
g.FillRectangle(hotBrush, new Rectangle((x + 1), 0, thisItem.Width - 1, h));
}
string tb = thisItem.TextBig;
string ts = thisItem.TextSmall;
if (tb != "" || ts != "")
{
StringFormat f = thisItem.AlignmentStringFormat;
if (tb != "")
{
g.DrawString(tb, fb, Brushes.Black, new Rectangle(x + 3, 10, thisItem.Width - 6, 24), f);
}
if (ts != "")
{
g.DrawString(ts, fs, new SolidBrush(Color.FromArgb(76, 96, 122)), new Rectangle(x + 3, Height - 22, thisItem.Width - 6, 18), f);
}
}
if (!arrdrawed)
{
if (thisItem.ArrowType == TaskMgrListHeaderSortArrow.Ascending)
{
int posx = x + thisItem.Width / 2 - 4;
TaskMgrListApis.MHeaderDrawItem(hTheme, g.GetHdc(), posx, 0, 9, 6, TaskMgrListApis.M_DRAW_HEADER_SORTUP);
g.ReleaseHdc();
arrdrawed = true;
}
else if (thisItem.ArrowType == TaskMgrListHeaderSortArrow.Descending)
{
int posx = x + thisItem.Width / 2 - 4;
TaskMgrListApis.MHeaderDrawItem(hTheme, g.GetHdc(), posx, 0, 9, 6, TaskMgrListApis.M_DRAW_HEADER_SORTDOWN);
g.ReleaseHdc();
arrdrawed = true;
}
}
g.DrawLine(p, new Point(x + thisItem.Width, 0), new Point(x + thisItem.Width, h));
if (thisItem.DrawBlueLine)
{
if (drawBlueLineRight)
{
g.DrawLine(blueLinePen, new Point(thisItem.X + thisItem.Width, 0), new Point(thisItem.X + thisItem.Width, h));
}
else if (drawBlueLineLeft)
{
g.DrawLine(blueLinePen, new Point(thisItem.X, 0), new Point(thisItem.X, h));
}
}
}
g.DrawLine(new Pen(Color.FromArgb(160, 160, 160)), new Point(0, Height - 1), new Point(Width, Height - 1));
}
}