protected virtual void OnColumnDisplayIndexChanged(DataGridColumnEventArgs e)
{
EventHandler<DataGridColumnEventArgs> handler = this.ColumnDisplayIndexChanged;
if (handler != null)
{
handler(this, e);
}
}
protected internal virtual void OnColumnReordered(DataGridColumnEventArgs e)
{
this.EnsureVerticalGridLines();
EventHandler<DataGridColumnEventArgs> handler = this.ColumnReordered;
if (handler != null)
{
handler(this, e);
}
}
protected internal virtual new void OnColumnDisplayIndexChanged(DataGridColumnEventArgs e)
{
}
internal void OnColumnDisplayIndexChanged(DataGridColumn dataGridColumn)
{
Debug.Assert(dataGridColumn != null);
DataGridColumnEventArgs e = new DataGridColumnEventArgs(dataGridColumn);
// Call protected method to raise event
OnColumnDisplayIndexChanged(e);
}
protected internal virtual new void OnColumnReordered(DataGridColumnEventArgs e)
{
}
protected internal virtual void OnColumnReordered(DataGridColumnEventArgs e)
{
if (ColumnReordered != null)
{
ColumnReordered(this, e);
}
}
private void dgAggregate_ColumnReordered(object sender, DataGridColumnEventArgs e)
{
foreach (DataGridColumn column in this.dgAggregateSummary.Columns)
{
if (column.DisplayIndex == selectedReorderingColumnIndex)
{
column.DisplayIndex = e.Column.DisplayIndex;
break;
}
}
selectedReorderingColumnIndex = 0;
}
internal void OnColumnDisplayIndexChanged(DataGridColumn dataGridColumn)
{
Debug.Assert(dataGridColumn != null);
DataGridColumnEventArgs e = new DataGridColumnEventArgs(dataGridColumn);
// Call protected method to raise event
if (dataGridColumn != this.ColumnsInternal.RowGroupSpacerColumn)
{
OnColumnDisplayIndexChanged(e);
}
}
private void DataGrid_ColumnReordered(object sender, System.Windows.Controls.DataGridColumnEventArgs e)
{
_RecomputePrice();
_RecomputePrice_Copy();
}
internal void OnMouseLeftButtonUp(ref bool handled, Point mousePosition)
{
this.IsPressed = false;
if (_dragMode == DragMode.MouseDown)
{
OnMouseLeftButtonUp_Click(ref handled);
}
else if (_dragMode == DragMode.Reorder)
{
// Find header we're hovering over
int? targetIndex = this.GetReorderingTargetDisplayIndex(mousePosition, true /* ignoreVertical */, true /* clipToVisible */);
if (targetIndex.HasValue &&
((!this.OwningColumn.IsFrozen && targetIndex.Value >= this.OwningGrid.FrozenColumnCount)
|| (this.OwningColumn.IsFrozen && targetIndex.Value < this.OwningGrid.FrozenColumnCount)))
{
this.OwningColumn.DisplayIndex = targetIndex.Value;
DataGridColumnEventArgs ea = new DataGridColumnEventArgs(this.OwningColumn);
this.OwningGrid.OnColumnReordered(ea);
}
DragCompletedEventArgs dragCompletedEventArgs = new DragCompletedEventArgs(mousePosition.X - _dragStart.Value.X, mousePosition.Y - _dragStart.Value.Y, false);
this.OwningGrid.OnColumnHeaderDragCompleted(dragCompletedEventArgs);
// If we autosized the indicator's height, set it back to NaN
if (this._autoSizeDropLocationIndicatorHeight)
{
this._autoSizeDropLocationIndicatorHeight = false;
this.OwningGrid.ColumnDropLocationIndicator.Height = double.NaN;
}
}
else if (_dragMode == DragMode.Drag)
{
DragCompletedEventArgs dragCompletedEventArgs = new DragCompletedEventArgs(0, 0, false);
this.OwningGrid.OnColumnHeaderDragCompleted(dragCompletedEventArgs);
}
SetDragCursor(mousePosition);
// Variables that track drag mode states get reset in DataGridColumnHeader_LostMouseCapture
ReleaseMouseCapture();
DataGridColumnHeader._dragMode = DragMode.None;
handled = true;
}
private void grid_ColumnDisplayIndexChanged(object sender, DataGridColumnEventArgs e)
{
SyncColumnsToServerDB();
}
void AutofilterDataGrid_ColumnReordered(object sender, DataGridColumnEventArgs e)
{
if (!string.IsNullOrEmpty(this.Name))
{
UpdateColumnConfigurationList(this.Name);
this.ColumnsConfigurationController.Save();
}
else
{
throw new Exception("AutofilterDataGrid Name property should assign to include if column-config need to persist");
}
}
protected internal virtual new void OnColumnReordered(DataGridColumnEventArgs e)
{
}
/// <summary>
/// Called when data grid columns are reordered
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="DataGridColumnEventArgs"/> instance containing the event data.</param>
private static void OnDataGridColumnReordered(object sender, DataGridColumnEventArgs e)
{
DataGrid dataGrid = (DataGrid)sender;
UpdateColumnSettingsFromColumns(dataGrid);
}
private void cacheList_ColumnReordered(object sender, DataGridColumnEventArgs e)
{
_cacheListColumnInfoCollection.UpdateFromDataGrid(cacheList);
}
protected override void OnColumnReordered(DataGridColumnEventArgs e) {
base.OnColumnReordered(e);
this._owner._onColumnReordered(e);
}
private void cacheList_ColumnReordered(object sender, DataGridColumnEventArgs e)
{
StringBuilder sb = new StringBuilder();
for (int i = 0; i < cacheList.Columns.Count; i++)
{
sb.AppendFormat("{0}|", cacheList.Columns[i].DisplayIndex);
}
PluginSettings.Instance.ColumnOrder = sb.ToString();
}
protected internal virtual new void OnColumnDisplayIndexChanged(DataGridColumnEventArgs e)
{
}
private void fltdg_ColumnReordered(object sender, DataGridColumnEventArgs e)
{
foreach (DataGridColumn column in this.fltdgSummary.Columns)
{
if (column.DisplayIndex == selectedReorderingColumnIndex)
{
column.DisplayIndex = e.Column.DisplayIndex;
break;
}
}
ManageLastColumnMinWidth();
selectedReorderingColumnIndex = 0;
}
/// <summary>
/// Called when the DisplayIndex of a column is modified.
/// </summary>
/// <remarks>
/// A column's DisplayIndex may be modified as the result of another column's DisplayIndex changing. This is because the
/// DataGrid enforces that the DisplayIndex of all Columns are unique integers from 0 to Columns.Count -1.
/// </remarks>
protected internal virtual void OnColumnDisplayIndexChanged(DataGridColumnEventArgs e)
{
if (ColumnDisplayIndexChanged != null)
{
ColumnDisplayIndexChanged(this, e);
}
}
protected override void OnColumnReordered(DataGridColumnEventArgs e) {
UpdateColumnInfo();
base.OnColumnReordered(e);
}
/// <summary>
/// Method which completes the column header drag. Includes raising of events and changing column display index if needed.
/// </summary>
private void FinishColumnHeaderDrag(bool isCancel)
{
Debug.Assert(ParentDataGrid != null, "ParentDataGrid is null");
_prepareColumnHeaderDragging = false;
_isColumnHeaderDragging = false;
_draggingSrcColumnHeader.SuppressClickEvent = false;
if (_columnHeaderDragIndicator != null)
{
_columnHeaderDragIndicator.Visibility = Visibility.Collapsed;
DataGridColumnFloatingHeader floatingHeader = _columnHeaderDragIndicator as DataGridColumnFloatingHeader;
if (floatingHeader != null)
{
floatingHeader.ClearHeader();
}
RemoveVisualChild(_columnHeaderDragIndicator);
}
if (_columnHeaderDropLocationIndicator != null)
{
_columnHeaderDropLocationIndicator.Visibility = Visibility.Collapsed;
DataGridColumnDropSeparator separator = _columnHeaderDropLocationIndicator as DataGridColumnDropSeparator;
if (separator != null)
{
separator.ReferenceHeader = null;
}
RemoveVisualChild(_columnHeaderDropLocationIndicator);
}
DragCompletedEventArgs dragCompletedEventArgs = new DragCompletedEventArgs(
_columnHeaderDragCurrentPosition.X - _columnHeaderDragStartPosition.X,
_columnHeaderDragCurrentPosition.Y - _columnHeaderDragStartPosition.Y,
isCancel);
ParentDataGrid.OnColumnHeaderDragCompleted(dragCompletedEventArgs);
_draggingSrcColumnHeader.InvalidateArrange();
if (!isCancel)
{
int newDisplayIndex = -1;
bool dragEndPositionValid = IsMousePositionValidForColumnDrag(
2.0,
out newDisplayIndex);
DataGridColumn column = _draggingSrcColumnHeader.Column;
if (column != null && dragEndPositionValid && newDisplayIndex != column.DisplayIndex)
{
column.DisplayIndex = newDisplayIndex;
DataGridColumnEventArgs columnEventArgs = new DataGridColumnEventArgs(_draggingSrcColumnHeader.Column);
ParentDataGrid.OnColumnReordered(columnEventArgs);
}
}
_draggingSrcColumnHeader = null;
_columnHeaderDragIndicator = null;
_columnHeaderDropLocationIndicator = null;
}
private void TweetColumns_ColumnReordered(object sender, DataGridColumnEventArgs e)
{
int displayIndex = e.Column.DisplayIndex;
int oldIndex = this.viewModel.ColumnsToShow.IndexOf((e.Column.Header as TweetListView).DataContext as TweetListViewModel);
if (displayIndex <= -1 || oldIndex <= -1)
return;
if (displayIndex < oldIndex)
{
for (int index = displayIndex; index <= oldIndex; ++index)
((Collection<TweetListViewModel>) this.viewModel.ColumnsToShow)[index].Index = index + 1;
}
if (displayIndex > oldIndex)
{
for (int index = oldIndex; index <= displayIndex; ++index)
((Collection<TweetListViewModel>) this.viewModel.ColumnsToShow)[index].Index = index - 1;
}
this.viewModel.ColumnsToShow.Move(oldIndex, displayIndex);
((Collection<TweetListViewModel>) this.viewModel.ColumnsToShow)[displayIndex].Index = displayIndex;
}
