private void ProcessFilterHit(GridGroupBox box)
{
if (_FilterMenu != null)
_FilterMenu.Dispose();
_LockedColumn = true;
_FilterMenu = new FilterPopup(GridPanel);
_FilterMenu.ActivatePopup(box.Column, box.FilterImageRelBounds, ResetState);
}
/// <summary>
/// Handles invocation of PostRenderGroupBoxConnector events
/// </summary>
internal void DoPostRenderGroupBoxConnectorEvent(Graphics g,
GridGroupByRow groupByRow, GridGroupBox box1, GridGroupBox box2)
{
if (PostRenderGroupBoxConnector != null)
{
GridPostRenderGroupBoxConnectorEventArgs ev = new
GridPostRenderGroupBoxConnectorEventArgs(g, groupByRow.GridPanel, groupByRow, box1, box2);
PostRenderGroupBoxConnector(this, ev);
}
}
/// <summary>
/// Handles invocation of PostRenderGroupBox events
/// </summary>
internal void DoPostRenderGroupBoxEvent(Graphics g,
GridGroupByRow groupByRow, GridGroupBox box, RenderParts parts, Rectangle bounds)
{
if (PostRenderGroupBox != null)
{
GridPostRenderGroupBoxEventArgs ev = new
GridPostRenderGroupBoxEventArgs(g, groupByRow.GridPanel, groupByRow, box, parts, bounds);
PostRenderGroupBox(this, ev);
}
}
///<summary>
/// GridPreRenderGroupBoxConnectorEventArgs
///</summary>
///<param name="graphics"></param>
///<param name="gridPanel"></param>
///<param name="groupByRow"></param>
///<param name="groupBox1"></param>
///<param name="groupBox2"></param>
public GridPreRenderGroupBoxConnectorEventArgs(Graphics graphics, GridPanel gridPanel,
GridGroupByRow groupByRow, GridGroupBox groupBox1, GridGroupBox groupBox2)
: base(graphics, gridPanel, groupByRow, groupBox1, groupBox2)
{
}
///<summary>
/// GridPreRenderGroupBoxEventArgs
///</summary>
///<param name="graphics"></param>
///<param name="gridPanel"></param>
///<param name="groupByRow"></param>
///<param name="gridGroupBox"></param>
///<param name="parts"></param>
///<param name="bounds"></param>
public GridPreRenderGroupBoxEventArgs(Graphics graphics, GridPanel gridPanel,
GridGroupByRow groupByRow, GridGroupBox gridGroupBox, RenderParts parts, Rectangle bounds)
: base(graphics, gridPanel, groupByRow, gridGroupBox, parts, bounds)
{
}
internal int GetCornerRadius(GridGroupBox box)
{
int maxRadius = Math.Min(
box.RelativeBounds.Width, box.RelativeBounds.Height) / 2;
int radius = Math.Min(box.CornerRadius, maxRadius);
return (radius > 0 ? radius : 0);
}
///<summary>
/// GridConfigureGroupBoxEventArgs
///</summary>
///<param name="gridPanel"></param>
///<param name="groupByRow"></param>
///<param name="gridGroupBox"></param>
public GridConfigureGroupBoxEventArgs(GridPanel gridPanel,
GridGroupByRow groupByRow, GridGroupBox gridGroupBox)
: base(gridPanel)
{
_GroupByRow = groupByRow;
_GridGroupBox = gridGroupBox;
}
private void DragEnd()
{
_Dragging = false;
if (_GroupBoxWindow != null)
{
_GroupBoxWindow.Close();
_GroupBoxWindow = null;
_MouseDownHitBox = null;
InvalidateRender(_InsertRect);
_InsertRect = Rectangle.Empty;
SuperGrid.PostInternalMouseMove();
}
}
private GroupByVisualStyle GetGroupByEffectiveStyle(GridGroupBox box)
{
return ((GroupByVisualStyle)
GetEffectiveStyle(GetGroupByStyleType(box)));
}
private Rectangle GetInsertRect(Point pt)
{
_HitColumn = null;
_AfterGroupBox = null;
if (Bounds.Contains(pt) == true)
return (GetGroupBoxInsertRect(pt));
return (GetColumnInsertRect(pt));
}
private Rectangle GetGroupBoxInsertRect(Point pt)
{
Rectangle t = Bounds;
_AfterGroupBox = FindGroupPartition(pt);
pt = new Point(_AfterGroupBox.Bounds.Right, _AfterGroupBox.Bounds.Y);
if (GroupBoxLayout == GroupBoxLayout.Flat)
{
int index = _GroupBoxes.IndexOf(_AfterGroupBox);
if (index + 1 < _GroupBoxes.Count)
{
GridGroupBox beforeBox = _GroupBoxes[index + 1];
if (index == 0 || beforeBox.Bounds.Y < pt.Y)
pt.Y = beforeBox.Bounds.Y;
}
pt.X -= 2;
pt.Y -= 9;
if (pt.Y < t.Y + 6)
pt.Y = t.Y + 6;
}
else
{
pt.X += 2;
pt.Y -= 6;
if (pt.Y < t.Y + 2)
pt.Y = t.Y + 2;
}
pt.X = Math.Max(pt.X, t.X + 2);
if (pt.X + MarkerWidth + 2 > ViewRect.Right)
pt.X = ViewRect.Right - MarkerWidth - 2;
return (new Rectangle(pt.X, pt.Y, MarkerWidth, MarkerHeight));
}
internal bool DragStart(GridColumn column)
{
GridPanel panel = GridPanel;
if (panel.VirtualMode == true)
return (false);
if (AllowSelection == true && panel.ColumnHeader.Visible == true &&
column.GroupBoxEffectsEx != GroupBoxEffects.None)
{
Capture = true;
_Dragging = true;
_GroupBoxWindow = new FloatWindow();
_GroupBoxWindow.Opacity = .5;
_GroupBoxWindow.Owner = SuperGrid.FindForm();
_GroupBoxWindow.Paint += GroupBoxWindowPaint;
GridGroupBox box = new GridGroupBox(this, column);
box.GroupBoxStyle = GroupBoxStyle;
box.CornerRadius = CornerRadius;
Size size = GetGroupBoxSize(box);
Rectangle r = new Rectangle(Point.Empty, size);
UpdateGroupBoxRects(GridPanel, box, ref r);
box.RelativeBounds = r;
box.IsDragBox = true;
_GroupBoxWindow.Size = r.Size;
int radius = GetCornerRadius(box);
if (radius > 0 && box.GroupBoxStyle == GroupBoxStyle.RoundedRectangular)
{
using (GraphicsPath path = GetRoundedPath(r, radius))
{
GraphicsPath cpath = (GraphicsPath)path.Clone();
using (Pen pen = new Pen(Color.Black, 2))
cpath.Widen(pen);
Region rgn = new Region(path);
rgn.Union(cpath);
_GroupBoxWindow.Region = rgn;
}
}
_GroupBoxWindow.Tag = box;
return (true);
}
return (false);
}
internal override void InternalMouseUp(MouseEventArgs e)
{
base.InternalMouseUp(e);
GridPanel panel = GridPanel;
if (_GroupBoxWindow != null)
{
GridGroupBox box = (GridGroupBox)_GroupBoxWindow.Tag;
if (_AfterGroupBox != null)
{
int index = _GroupBoxes.IndexOf(_AfterGroupBox);
if (box.Column.GroupBoxEffectsEx == GroupBoxEffects.Move)
box.Column.Visible = false;
panel.InsertGroup(box.Column, index);
}
else if (box.Column.GroupBoxEffectsEx != GroupBoxEffects.None)
{
if (_HitColumn != null)
{
box.Column.Visible = true;
if (_HitColumn != box.Column)
ReorderColumn(panel, box.Column);
panel.RemoveGroup(box.Column);
panel.NeedsSorted = true;
}
}
DragEnd();
}
else
{
if (_HitGroupBox != null && _HitGroupBox == _MouseDownHitBox)
{
if (_HitArea == HeaderArea.InContent)
{
if (panel.IsSortable == true && _AllowUserSort == true)
{
if ((Control.ModifierKeys & Keys.Control) != Keys.Control)
{
panel.ColumnHeader.SortColumn(panel, _HitGroupBox.Column);
SuperGrid.PostInternalMouseMove();
}
}
}
}
}
if (_MouseDownHitBox != null)
{
InvalidateRender(_MouseDownHitBox.Bounds);
_MouseDownHitBox = null;
}
}
internal void ResetState()
{
_HitGroupBox = null;
_LockedColumn = false;
}
private void UpdateGroupBoxRects(
GridPanel panel, GridGroupBox box, ref Rectangle r)
{
Rectangle t = r;
Rectangle ts = GetSortImageBounds(panel, box.Column, t);
Rectangle tf = GetFilterImageBounds(panel, box.Column, t);
if (ts.Width > 0)
r.Width += (ts.Width + TextPad);
if (tf.Width > 0)
r.Width += (tf.Width + TextPad);
r.Width += 3;
box.RelativeBounds = r;
if (tf.IsEmpty == false && ts.IsEmpty == false)
{
if (ts.X == tf.X)
{
if (tf.X < r.X + r.Width / 2)
tf.X += ts.Width + TextPad;
else
ts.X += tf.Width + TextPad;
}
else
{
if (tf.X < r.X + r.Width / 2)
ts.X = r.Right - (ts.Width + TextPad);
else
tf.X = r.Right - (tf.Width + TextPad);
}
}
else
{
if (ts.Width > 0 && ts.X > r.X + r.Width / 2)
ts.X = r.Right - (ts.Width + TextPad);
if (tf.Width > 0 && tf.X > r.X + r.Width / 2)
tf.X = r.Right - (tf.Width + TextPad);
}
box.FilterImageRelBounds = tf;
box.SortImageRelBounds = ts;
}
private StyleType GetGroupByStyleType(GridGroupBox box)
{
if (IsMouseDown == true)
{
Point pt = Control.MousePosition;
pt = SuperGrid.PointToClient(pt);
if (box.FilterImageBounds.Contains(pt) == false)
{
if (box.IsDragBox == true || box.IsEqualTo(_MouseDownHitBox))
{
if (box.IsEqualTo(_HitGroupBox) == true)
return (StyleType.SelectedMouseOver);
return (StyleType.Selected);
}
return (StyleType.Default);
}
}
if (box.IsEqualTo(_HitGroupBox) == true)
return (StyleType.MouseOver);
return (StyleType.Default);
}
private void RenderGroupBox(GridPanel panel,
GridGroupBox box, GridGroupBox lastBox, Graphics g, GridPanelVisualStyle pstyle)
{
StyleType type = GetGroupByStyleType(box);
ColumnHeaderVisualStyle cstyle = panel.ColumnHeader.GetEffectiveStyle(box.Column, type);
GroupByVisualStyle style = GetGroupByEffectiveStyle(box);
Rectangle r = box.Bounds;
if (r.Width > 0 && r.Height > 0)
{
if (SuperGrid.DoPreRenderGroupBoxEvent(g,
this, box, RenderParts.Background, r) == false)
{
int radius = GetCornerRadius(box);
if (radius > 0 && box.GroupBoxStyle == GroupBoxStyle.RoundedRectangular)
RenderRoundedBox(g, style, cstyle, pstyle, lastBox, box, radius);
else
RenderRectBox(g, style, cstyle, pstyle, lastBox, box);
SuperGrid.DoPostRenderGroupBoxEvent(g,
this, box, RenderParts.Background, r);
}
Rectangle t = r;
RenderSortImage(g, panel, box, ref t);
RenderFilterImage(g, panel, box, ref t);
int n = box.Padding.Left + TextHPad;
t.X += n;
t.Width -= n;
if (t.Width - box.ContentSize.Width > 0)
t.Width = box.ContentSize.Width;
if (SuperGrid.DoPreRenderGroupBoxEvent(g,
this, box, RenderParts.Content, t) == false)
{
Rectangle t2 = t;
t.Y += box.Padding.Top;
t.Height = box.Column.HeaderTextSize.Height + 6;
RenderText(g, box.Column, style, cstyle, t);
SuperGrid.DoPostRenderGroupBoxEvent(g,
this, box, RenderParts.Content, t2);
}
}
}
internal bool IsEqualTo(GridGroupBox box)
{
return (box != null && box.Column == Column);
}
private void RenderRoundedBox(Graphics g, GroupByVisualStyle style,
ColumnHeaderVisualStyle cstyle, GridPanelVisualStyle pstyle,
GridGroupBox leftBox, GridGroupBox box, int radius)
{
Rectangle r = box.Bounds;
using (GraphicsPath path = GetRoundedPath(r, radius))
{
SmoothingMode sm = g.SmoothingMode;
g.SmoothingMode = SmoothingMode.AntiAlias;
if (_UseColumnHeaderColors == true)
{
using (Brush br = cstyle.Background.GetBrush(r))
g.FillPath(br, path);
using (Pen pen = new Pen(pstyle.HeaderLineColor))
g.DrawPath(pen, path);
}
else
{
using (Brush br = style.GroupBoxBackground.GetBrush(r))
g.FillPath(br, path);
using (Pen pen = new Pen(style.GroupBoxBorderColor))
g.DrawPath(pen, path);
}
if (leftBox != null)
{
Region oldClip = g.Clip;
Region newClip = new Region(Bounds);
newClip.Exclude(path);
g.SetClip(newClip, CombineMode.Intersect);
try
{
if (SuperGrid.DoPreRenderGroupBoxConnectorEvent(g, this, leftBox, box) == false)
{
RenderBoxConnector(g, style, leftBox.Bounds, box.Bounds, true);
SuperGrid.DoPostRenderGroupBoxConnectorEvent(g, this, leftBox, box);
}
}
finally
{
g.Clip = oldClip;
}
}
g.SmoothingMode = sm;
}
}
private int GetGroupByHeight(GridPanel panel)
{
if (_GroupBoxes == null)
_GroupBoxes = new List<GridGroupBox>();
else
_GroupBoxes.Clear();
GridGroupBox box = new GridGroupBox(this, null);
_GroupBoxes.Add(box);
int rowHeight = (GroupBoxLayout == GroupBoxLayout.Hierarchical)
? GetHierarchicalHeight(panel)
: GetFlatHeight(panel);
rowHeight += (MarkerVPad * 2);
TextRowVisualStyle tstyle = GetEffectiveStyle();
rowHeight += tstyle.BorderThickness.Vertical +
tstyle.Padding.Vertical + tstyle.Margin.Vertical;
return (rowHeight);
}
///<summary>
/// GridPostRenderGroupBoxConnectorEventArgs
///</summary>
///<param name="graphics"></param>
///<param name="gridPanel"></param>
///<param name="groupByRow"></param>
///<param name="groupBox1"></param>
///<param name="groupBox2"></param>
public GridPostRenderGroupBoxConnectorEventArgs(Graphics graphics,
GridPanel gridPanel, GridGroupByRow groupByRow, GridGroupBox groupBox1, GridGroupBox groupBox2)
: base(gridPanel)
{
_Graphics = graphics;
_GroupByRow = groupByRow;
_GridGroupBox1 = groupBox1;
_GridGroupBox2 = groupBox2;
}
private int GetHierarchicalHeight(GridPanel panel)
{
int rowHeight = 0;
int lastHeight = 0;
foreach (GridColumn column in panel.GroupColumns)
{
GridGroupBox box = new GridGroupBox(this, column);
box.GroupBoxStyle = GroupBoxStyle;
box.CornerRadius = CornerRadius;
_GroupBoxes.Add(box);
Size size = GetGroupBoxSize(box);
if (rowHeight == 0)
{
rowHeight = size.Height;
}
else
{
if (size.Height > lastHeight)
rowHeight += (size.Height - lastHeight / 2);
else
rowHeight += (size.Height / 2);
}
lastHeight = size.Height;
}
return (rowHeight);
}
///<summary>
/// GridPostRenderGroupBoxEventArgs
///</summary>
///<param name="graphics"></param>
///<param name="gridPanel"></param>
///<param name="groupByRow"></param>
///<param name="gridGroupBox"></param>
///<param name="parts"></param>
///<param name="bounds"></param>
public GridPostRenderGroupBoxEventArgs(Graphics graphics, GridPanel gridPanel,
GridGroupByRow groupByRow, GridGroupBox gridGroupBox, RenderParts parts, Rectangle bounds)
: base(gridPanel)
{
_Graphics = graphics;
_GroupByRow = groupByRow;
_GridGroupBox = gridGroupBox;
_RenderParts = parts;
_Bounds = bounds;
}
private int GetFlatHeight(GridPanel panel)
{
int rowHeight = 0;
foreach (GridColumn column in panel.GroupColumns)
{
GridGroupBox box = new GridGroupBox(this, column);
box.GroupBoxStyle = GroupBoxStyle;
box.CornerRadius = CornerRadius;
_GroupBoxes.Add(box);
Size size = GetGroupBoxSize(box);
if (size.Height > rowHeight)
rowHeight = size.Height;
}
return (rowHeight);
}
/// <summary>
/// Handles invocation of ConfigureGroupBox events
/// </summary>
internal void DoConfigureGroupBoxEvent(
GridGroupByRow groupByRow, GridGroupBox gridGroupBox)
{
if (ConfigureGroupBox != null)
{
GridConfigureGroupBoxEventArgs ev = new
GridConfigureGroupBoxEventArgs(groupByRow.GridPanel, groupByRow, gridGroupBox);
ConfigureGroupBox(this, ev);
}
}
private Size GetGroupBoxSize(GridGroupBox box)
{
Size size = new Size();
size.Width = box.Column.HeaderTextSize.Width + TextHPad;
size.Height = box.Column.HeaderTextSize.Height + TextVPad;
box.ContentSize = size;
SuperGrid.DoConfigureGroupBoxEvent(this, box);
size = box.ContentSize;
size.Width += box.Padding.Horizontal;
size.Height += box.Padding.Vertical;
if (size.Width > _MaxGroupBoxWidth)
size.Width = _MaxGroupBoxWidth;
size.Width += MarkerHPad + TextHPad;
if (size.Width < 20)
size.Width = 20;
if (size.Height < 15)
size.Height = 15;
box.RelativeBounds = new Rectangle(Point.Empty, size);
return (size);
}
/// <summary>
/// Handles invocation of PreRenderGroupBoxConnector events
/// </summary>
internal bool DoPreRenderGroupBoxConnectorEvent(Graphics g,
GridGroupByRow groupByRow, GridGroupBox box1, GridGroupBox box2)
{
if (PreRenderGroupBoxConnector != null)
{
GridPreRenderGroupBoxConnectorEventArgs ev = new
GridPreRenderGroupBoxConnectorEventArgs(g, groupByRow.GridPanel, groupByRow, box1, box2);
PreRenderGroupBoxConnector(this, ev);
return (ev.Cancel);
}
return (false);
}
private void UpdateGroupBoxes(GridPanel panel, Rectangle r)
{
TextRowVisualStyle tstyle = GetEffectiveStyle();
r = GetAdjustedBounds(tstyle, r);
r.Size = Size.Empty;
if (CanShowRowHeader(panel) == true)
r.X += panel.RowHeaderWidth;
r.X += (MarkerWidth - MarkerHPad);
r.Y += (MarkerVPad - MarkerHeight + TextPad);
GridGroupBox box = _GroupBoxes[0];
box.RelativeBounds = r;
int lastHeight = MarkerHeight;
int midline = Bounds.Y + Bounds.Height / 2 - 1;
for (int i = 1; i < _GroupBoxes.Count; i++)
{
box = _GroupBoxes[i];
r.X += (r.Width + BoxSpacing);
r.Size = box.RelativeBounds.Size;
if (GroupBoxLayout == GroupBoxLayout.Hierarchical)
{
r.Y += (r.Height > lastHeight)
? lastHeight / 2 : lastHeight - r.Height / 2;
}
else
{
r.Y = midline - (r.Height / 2);
}
UpdateGroupBoxRects(panel, box, ref r);
lastHeight = r.Height;
}
_AfterGroupBox = null;
}
/// <summary>
/// Handles invocation of PreRenderGroupBox events
/// </summary>
internal bool DoPreRenderGroupBoxEvent(Graphics g,
GridGroupByRow groupByRow, GridGroupBox box, RenderParts parts, Rectangle bounds)
{
if (PreRenderGroupBox != null)
{
GridPreRenderGroupBoxEventArgs ev = new
GridPreRenderGroupBoxEventArgs(g, groupByRow.GridPanel, groupByRow, box, parts, bounds);
PreRenderGroupBox(this, ev);
return (ev.Cancel);
}
return (false);
}
internal override void InternalMouseDown(MouseEventArgs e)
{
base.InternalMouseDown(e);
if (e.Button == MouseButtons.Left)
{
_MouseDownHitBox = _HitGroupBox;
if (_MouseDownHitBox != null)
{
Capture = true;
if (_HitGroupBox.FilterImageRelBounds.Contains(e.Location) == true)
ProcessFilterHit(_MouseDownHitBox);
else
ProcessContentHit();
InvalidateRender(_MouseDownHitBox.Bounds);
}
}
}