void OnPointerReleased(object sender, PointerRoutedEventArgs e)
{
if (e.IsTouch())
{
// 触摸模式只支持列排序
if (_pointerID == e.Pointer.PointerId)
{
ReleasePointerCapture(e.Pointer);
_pointerID = null;
ChangedSortState();
}
return;
}
if (_isDragging)
{
if (_dragTgtCol != null)
{
// 拖拽结束
_owner.FinishedDrag();
Cols cols = _owner.Lv.Cols;
int index = cols.IndexOf(_dragTgtCol);
cols.Remove(Col);
cols.Insert(index, Col);
cols.Invalidate();
}
else
{
// 列排序
ChangedSortState();
}
}
ResetMouseState();
}
/// <summary>
/// Creates a col.
/// </summary>
/// <param name="selc"></param>
/// <seealso cref="CreateCols()"><c>CreateCols()</c></seealso>
internal void CreateCol(int selc)
{
--selc; // the Field-count is 1 less than the col-count
int fieldsLength = Fields.Length + 1; // create a new Fields array ->
var fields = new string[fieldsLength];
for (int i = 0; i != fieldsLength; ++i)
{
if (i < selc)
{
fields[i] = Fields[i];
}
else if (i == selc)
{
fields[i] = InputDialog._colabel;
var col = new Col();
col.text = InputDialog._colabel;
col._widthtext = YataGraphics.MeasureWidth(col.text, _f.FontAccent);
col.width(col._widthtext + _padHori * 2 + _padHoriSort);
col.selected = true;
Cols.Insert(i + 1, col);
++ColCount;
for (int r = 0; r != RowCount; ++r)
{
var cells = new Cell[ColCount]; // create a new Cells array in each row ->
for (int c = 0; c != ColCount; ++c)
{
if (c < selc + 1)
{
cells[c] = this[r, c];
}
else if (c == selc + 1)
{
cells[c] = new Cell(r, c, gs.Stars);
cells[c].selected = true;
cells[c]._widthtext = _wStars;
}
else // (c > selc + 1)
{
cells[c] = this[r, c - 1];
cells[c].x += 1;
}
}
Rows[r]._cells = cells;
Rows[r].Length += 1;
}
}
else // (i > selc)
{
fields[i] = Fields[i - 1];
}
}
Fields = fields;
int w = _wStars + _padHori * 2;
if (w > Cols[++selc].width())
{
Cols[selc].width(w);
}
InitScroll();
EnsureDisplayedCol(selc);
_f.EnableCelleditOperations();
if (!Changed)
{
Changed = true;
}
}
protected override void RefreshView()
{
bool needFill = Rows.Count > 0;
var oldTable = _table;
_currentFields = _fields.GetFieldsForView();
// fill DataTable to use as DataSource
DataTable table = new DataTable();
foreach (var field in _currentFields.Values)
{
var c = table.Columns.Add(field.Name, field.DataType);
c.Caption = field.Caption;
}
// Id is primary key
var col = table.Columns["Id"];
col.Unique = true;
table.PrimaryKey = new DataColumn[] { col };
table.RowChanged += Table_RowChanged;
table.RowDeleting += Table_RowDeleting;
_table = table;
this.DataSource = table;
// cleanup old table
if (oldTable != null)
{
oldTable.RowChanged -= Table_RowChanged;
oldTable.RowDeleting -= Table_RowDeleting;
oldTable.Clear();
}
// more settings for autogenerated FlexGrid columns
foreach (Column flexCol in Cols)
{
var field = _currentFields[flexCol.Name];
flexCol.Visible = field.Visible;
flexCol.AllowEditing = !field.ReadOnly;
if (flexCol.DataType == typeof(DateTime))
{
// allow showing and editing time part
flexCol.Format = "g";
}
if (flexCol.Name == "Icon")
{
flexCol.ImageAndText = false;
flexCol.ImageMap = Icons; // set dictionary with images
flexCol.AllowFiltering = C1FlexGrid.AllowFiltering.None;
flexCol.Width = Rows[0].HeightDisplay;
}
if (flexCol.Name == "Subject")
{
flexCol.StarWidth = "*";
}
if (flexCol.Name == "Start")
{
flexCol.Sort = SortFlags.Ascending;
}
}
// set grouping based on fields
GroupDescriptions = null;
Dictionary <int, AppointmentField> fieldsForGrouping = new Dictionary <int, AppointmentField>();
foreach (var f in _currentFields.Values)
{
if (f.GroupIndex >= 0)
{
fieldsForGrouping.Add(f.GroupIndex, f);
}
}
// add fields which only need sort to the end of collection
foreach (var f in _currentFields.Values)
{
if (f.GroupIndex == -1 && f.Sort != SortFlags.None)
{
fieldsForGrouping.Add(fieldsForGrouping.Count, f);
}
}
var groups = new List <GroupDescription>();
// loop by index to add groups in correct order
for (int i = 0; i < fieldsForGrouping.Count; i++)
{
if (fieldsForGrouping.ContainsKey(i))
{
var field = fieldsForGrouping[i];
Column groupCol = Cols[field.Name];
groups.Add(new GroupDescription(
field.Name,
field.Sort == SortFlags.Ascending ? ListSortDirection.Ascending : ListSortDirection.Descending,
field.GroupIndex >= 0));
}
}
if (groups.Count > 0)
{
GroupDescriptions = groups;
// insert unbound column for grouping
var column = Cols.Insert(0);
column.TextAlign = TextAlignEnum.LeftCenter;
// column.Visible = false;
column.Width = 1;
}
if (_fields.ContainsKey("RecurrencePattern") && _fields["RecurrencePattern"].GroupIndex == -1)
{
this.AutoSizeCol(Cols["RecurrencePattern"].Index, 50);
}
this.Sort(SortFlags.UseColSort, 0, Cols.Count - 1);
if (needFill)
{
OnAppointmentsLoaded();
}
}