public Grid() : base()
{
//SetStyle(ControlStyles.OptimizedDoubleBuffer, true); //the CellView is already dbl buffered
SetStyle(ControlStyles.UserPaint, true);
SetStyle(ControlStyles.AllPaintingInWmPaint, true); //no ERASE BACKGROUND
SetStyle(ControlStyles.UserMouse, true);
base.DoubleBuffered = true;
UpdateStyles();
m_ForeBrush = new SolidBrush(ForeColor);
m_Style = new Style(this, null);
m_HeaderStyle = new Style(this, null);
m_SelectedStyle = new Style(this, null);
BuildDefaultStyle(m_Style);
BuildDefaultHeaderStyle(m_HeaderStyle);
BuildDefaultSelectedStyle(m_SelectedStyle);
ColumnHidingAllowed = true;
m_CellView = new CellView()
{
Parent = this, TabStop = false
};
m_HScrollBar = new HScrollBar()
{
Parent = this, TabStop = false, Minimum = 0, SmallChange = 1, LargeChange = 1
};
m_HScrollBar.ValueChanged += m_HScrollBar_Scroll;
m_VScrollBar = new VScrollBar()
{
Parent = this, TabStop = false, Minimum = 0, SmallChange = 1
};
m_VScrollBar.ValueChanged += m_VScrollBar_Scroll;
m_DataSourceChangedNotificationTimer = new Timer();
m_DataSourceChangedNotificationTimer.Interval = REBUILD_TIMEOUT_MS;
m_DataSourceChangedNotificationTimer.Enabled = false;
m_DataSourceChangedNotificationTimer.Tick += new EventHandler((o, e) =>
{
if (m_RepositioningColumn != null || m_ResizingColumn != null)
{
return; //while grid is being manipulated dont flush timer just yet
}
m_DataSourceChangedNotificationTimer.Stop();
notifyDataSourceChanged(m_DataSourceChangedNotificationRow);
m_DataSourceChangedNotificationRow = null;
});
}
protected internal CellElement(CellView host, object row, Column column) : base(host)
{
m_Row = row;
m_Column = column;
m_Grid = column.Grid;
m_Style = new Style(null, getBaseStyle());
if (row == null) //if header cell
{
m_ColumnResizeElement = new ColumnResizeElement(host, this);
m_ColumnResizeElement.ZOrder = 1;
}
}
protected internal CellElement(CellView host, object row, Column column) : base(host)
{
m_Row = row;
m_Column = column;
m_Grid = column.Grid;
m_Style = new Style(null, getBaseStyle());
if (row==null)//if header cell
{
m_ColumnResizeElement = new ColumnResizeElement(host, this);
m_ColumnResizeElement.ZOrder = 1;
}
}
public Grid() : base ()
{
//SetStyle(ControlStyles.OptimizedDoubleBuffer, true); //the CellView is already dbl buffered
SetStyle(ControlStyles.UserPaint, true);
SetStyle(ControlStyles.AllPaintingInWmPaint, true); //no ERASE BACKGROUND
SetStyle(ControlStyles.UserMouse, true);
base.DoubleBuffered = true;
UpdateStyles();
m_Style = new Style(this, null);
m_HeaderStyle = new Style(this, null);
m_SelectedStyle = new Style(this, null);
BuildDefaultStyle(m_Style);
BuildDefaultHeaderStyle(m_HeaderStyle);
BuildDefaultSelectedStyle(m_SelectedStyle);
m_CellView = new CellView() { Parent = this , TabStop = false};
m_HScrollBar = new HScrollBar() { Parent = this, TabStop = false, Minimum=0, SmallChange=1, LargeChange =1 };
m_HScrollBar.ValueChanged += m_HScrollBar_Scroll;
m_VScrollBar = new VScrollBar() { Parent = this, TabStop = false, Minimum=0, SmallChange=1 };
m_VScrollBar.ValueChanged += m_VScrollBar_Scroll;
m_DataSourceChangedNotificationTimer = new Timer();
m_DataSourceChangedNotificationTimer.Interval = REBUILD_TIMEOUT_MS;
m_DataSourceChangedNotificationTimer.Enabled = false;
m_DataSourceChangedNotificationTimer.Tick += new EventHandler((o, e) =>
{
if (m_RepositioningColumn!=null || m_ResizingColumn!=null ) return;//while grid is being manipulated dont flush timer just yet
m_DataSourceChangedNotificationTimer.Stop();
notifyDataSourceChanged(m_DataSourceChangedNotificationRow);
m_DataSourceChangedNotificationRow = null;
});
}
internal ColumnResizeElement(CellView host, CellElement headerCell) : base(host)
{
m_HeaderCell = headerCell;
m_Grid = m_HeaderCell.Column.Grid;
}
internal CommentElement(CellView host) : base(host)
{
}
internal CommentElement(CellView host) : base(host)
{
}
internal ColumnResizeElement(CellView host, CellElement headerCell) : base(host)
{
m_HeaderCell = headerCell;
m_Grid = m_HeaderCell.Column.Grid;
}
