Files
advertising-profit-control/DataTableParsingEngine/TableGroupParser.cs
T

349 lines
21 KiB
C#

using System;
using System.Drawing;
using System.Windows.Forms;
namespace DataTableParsingEngine
{
public class TableGroupParser
{
/// <summary>
/// Paints rows according to their RowAttribute and detects whether or not they are part of a group.
/// This function offers a faster method of determining all of this by starting at the row index that
/// fired the row leave even. As opposed to the PaintRowGroups function which spins through all the
/// DataGridView's rows.
/// </summary>
/// <param name="startingIndex">The starting index (the row that fired the RowLeave event)</param>
/// <param name="dataGridView">The DataGridView to parse.</param>
public static void PaintRowGroupsFromIndex(int startingIndex, DataGridView dataGridView)
{
//Underflow protection for the lazy.
if (startingIndex < 0)
{
return;
}
var parser = new RowParser();
int isHeaderColumn;
int isMemberColumn;
int isDirtyColumn;
if (dataGridView.Columns.Count == Enum.GetNames(typeof(SalesTableColumns)).Length)
{
isHeaderColumn = (int)SalesTableColumns.IsHeaderRow;
isMemberColumn = (int)SalesTableColumns.IsMemberRow;
isDirtyColumn = (int)SalesTableColumns.IsDirty;
}
else
{
isHeaderColumn = (int)InventoryTableColumns.IsHeaderRow;
isMemberColumn = (int)InventoryTableColumns.IsMemberRow;
isDirtyColumn = (int)InventoryTableColumns.IsDirty;
}
//Spin through the dataGridView rows starting at the row that fired the event.
for (var i = startingIndex; i < (dataGridView.RowCount - 1); i++)
{
//Get the status of the current row.
var rowStatus = parser.GetRowAttribute(dataGridView.Rows[i]);
//IF the current row is a header row...
if (rowStatus == RowParser.RowAttribute.HeaderRow)
{
//Then check to see if the next row is a row header.
rowStatus = parser.GetRowAttribute(dataGridView.Rows[i + 1]);
//IF so, color code this row as White, since it is not a true group header.
if (rowStatus == RowParser.RowAttribute.HeaderRow)
{
//Clear the current row of its attributes.
dataGridView.Rows[i].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i].DefaultCellStyle.BackColor = default(Color);
return;
}
//IF the current row is not the first row in the data grid (index zero)...
if (i > 0)
{
//The start by checking the previous row's status.
rowStatus = parser.GetRowAttribute(dataGridView.Rows[i - 1]);
//IF the previous row is a header row AND has color coding saying it is a group header, then clear the previous row's color and apply it to this row (i).
if (rowStatus == RowParser.RowAttribute.HeaderRow && (bool)dataGridView.Rows[i - 1].Cells[isHeaderColumn].EditedFormattedValue)
{
//Clear the previous row of its attributes.
dataGridView.Rows[i - 1].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i - 1].Cells[isMemberColumn].Value = false;
//This condition means the user changed the members of a group, so the old header row needs to be updated in the database.
dataGridView.Rows[i - 1].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i - 1].HeaderCell.Style.BackColor = TableColors.PendingEdit;
dataGridView.Rows[i - 1].DefaultCellStyle.BackColor = default(Color);
//Check the next row to see if its a member row before declaring the current row a header row.
rowStatus = parser.GetRowAttribute(dataGridView.Rows[i + 1]);
if (rowStatus != RowParser.RowAttribute.MemberRow)
{
//Clear the coloring from the current row.
dataGridView.Rows[i].Cells[isHeaderColumn].Value = true;
dataGridView.Rows[i].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i].DefaultCellStyle.BackColor = default(Color);
return;
}
//Set the current row as a header row.
dataGridView.Rows[i].Cells[isHeaderColumn].Value = true;
dataGridView.Rows[i].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i].DefaultCellStyle.BackColor = TableColors.HeaderRow;
return;
}
//IF the previous row is a header row OR if the previous row is index zero AND a member row, clear its coloring.
if (rowStatus == RowParser.RowAttribute.HeaderRow || rowStatus == RowParser.RowAttribute.MemberRow && (i - 1) == 0)
{
//Clear the previous row of its attributes.
dataGridView.Rows[i - 1].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i - 1].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i - 1].DefaultCellStyle.BackColor = default(Color);
}
//Then check to see if the next row is a member row
rowStatus = parser.GetRowAttribute(dataGridView.Rows[i + 1]);
if (rowStatus == RowParser.RowAttribute.MemberRow)
{
//Set the current row and check for changes.
if (!(bool)dataGridView.Rows[i].Cells[isHeaderColumn].EditedFormattedValue)
{
dataGridView.Rows[i].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
dataGridView.Rows[i].Cells[isHeaderColumn].Value = true;
dataGridView.Rows[i].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i].DefaultCellStyle.BackColor = TableColors.HeaderRow;
//Set the next row as a member row.
if (!(bool)dataGridView.Rows[i + 1].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i + 1].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i + 1].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
dataGridView.Rows[i + 1].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i + 1].Cells[isMemberColumn].Value = true;
dataGridView.Rows[i + 1].DefaultCellStyle.BackColor = TableColors.MemberRow;
}
//IF previous row is Incomplete, then call the stable PaintRowGroups function.
else if (rowStatus == RowParser.RowAttribute.IncompleteRow)
{
//PaintRowGroups(dataGridView);
}
}
else
{
//Then check to see if the next row is a member row
rowStatus = parser.GetRowAttribute(dataGridView.Rows[i + 1]);
if (rowStatus == RowParser.RowAttribute.MemberRow)
{
//Set the current row and check for changes.
if (!(bool)dataGridView.Rows[i].Cells[isHeaderColumn].EditedFormattedValue)
{
dataGridView.Rows[i].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
dataGridView.Rows[i].Cells[isHeaderColumn].Value = true;
dataGridView.Rows[i].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i].DefaultCellStyle.BackColor = TableColors.MemberRow;
//Set the next row as a member row.
if (!(bool)dataGridView.Rows[i + 1].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i + 1].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i + 1].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
dataGridView.Rows[i + 1].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i + 1].Cells[isMemberColumn].Value = true;
dataGridView.Rows[i + 1].DefaultCellStyle.BackColor = TableColors.MemberRow;
}
}
}
else if (rowStatus == RowParser.RowAttribute.MemberRow)
{
if (i > 0)
{
//Check the previous row.
rowStatus = parser.GetRowAttribute(dataGridView.Rows[i - 1]);
//IF the previous row is a member row AND is the first row in the data grid, then remove the coloring from it and the current row (i).
if (rowStatus == RowParser.RowAttribute.MemberRow && (i - 1) == 0)
{
//Clear the previous row of its attributes.
dataGridView.Rows[i - 1].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i - 1].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i - 1].DefaultCellStyle.BackColor = default(Color);
//Check for changes in the current row.
if ((bool)dataGridView.Rows[i].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
//Clear the current row of its attributes.
dataGridView.Rows[i].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i].DefaultCellStyle.BackColor = default(Color);
}
//IF the previous row is a member row AND it also has color coding suggesting that it is a member of a group, then add the current row (i) as well.
else if (rowStatus == RowParser.RowAttribute.MemberRow && (bool)dataGridView.Rows[i - 1].Cells[isMemberColumn].EditedFormattedValue)
{
//Check for changes in the current row.
if (!(bool)dataGridView.Rows[i].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
//Set the current row as a member row.
dataGridView.Rows[i].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i].Cells[isMemberColumn].Value = true;
dataGridView.Rows[i].DefaultCellStyle.BackColor = TableColors.MemberRow;
}
//IF the previous row is simply a member row with no coloring at all, then remove the coloring from the current row (i).
else if (rowStatus == RowParser.RowAttribute.MemberRow || rowStatus == RowParser.RowAttribute.AdSpecialRow)
{
//Check for changes in the current row.
if ((bool)dataGridView.Rows[i].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
//Clear the current row of its attributes.
dataGridView.Rows[i].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i].DefaultCellStyle.BackColor = default(Color);
}
//IF the previous row is a header row, then color it as a group header and color the current row as a member of said group.
else if (rowStatus == RowParser.RowAttribute.HeaderRow && !(bool)dataGridView.Rows[i - 1].Cells[isHeaderColumn].EditedFormattedValue)
{
//Set the previous row as a header row.
if (!(bool)dataGridView.Rows[i - 1].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i - 1].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i - 1].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
dataGridView.Rows[i - 1].Cells[isHeaderColumn].Value = true;
dataGridView.Rows[i - 1].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i - 1].DefaultCellStyle.BackColor = TableColors.HeaderRow;
//This condition means the user created a group so the newly made header row will need to be updated in the database as well.
dataGridView.Rows[i - 1].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i - 1].HeaderCell.Style.BackColor = TableColors.PendingEdit;
//Check for changes in the current row.
if (!(bool)dataGridView.Rows[i].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
//Set the current row as a member row.
dataGridView.Rows[i].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i].Cells[isMemberColumn].Value = true;
dataGridView.Rows[i].DefaultCellStyle.BackColor = TableColors.MemberRow;
}
else if (rowStatus == RowParser.RowAttribute.HeaderRow)
{
//Check for changes in the current row.
if (!(bool)dataGridView.Rows[i].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
//Set the current row as a member row.
dataGridView.Rows[i].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i].Cells[isMemberColumn].Value = true;
dataGridView.Rows[i].DefaultCellStyle.BackColor = TableColors.MemberRow;
}
//IF the previous row is incomplete, then call the stable PaintRowGroups function.
else if (rowStatus == RowParser.RowAttribute.IncompleteRow)
{
//PaintRowGroups(dataGridView);
}
}
//ELSE the current row is the first row in the data grid, therefore it can't be a member row so remove all coloring.
else
{
//Clear the current row of its attributes.
dataGridView.Rows[0].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[0].Cells[isMemberColumn].Value = false;
dataGridView.Rows[0].DefaultCellStyle.BackColor = default(Color);
}
}
else if (rowStatus == RowParser.RowAttribute.AdSpecialRow)
{
if (i == 0) return;
dataGridView.Rows[startingIndex].DefaultCellStyle.BackColor = TableColors.AdSpecial;
//Get the previous row's attribute.
rowStatus = parser.GetRowAttribute(dataGridView.Rows[i - 1]);
if (rowStatus == RowParser.RowAttribute.HeaderRow)
{
//Check to see if the previous row sees itself as a header row, if so mark it dirty.
if ((bool)dataGridView.Rows[i - 1].Cells[isHeaderColumn].EditedFormattedValue)
{
dataGridView.Rows[i - 1].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i - 1].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
//Clear its color coding.
dataGridView.Rows[i - 1].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i - 1].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i - 1].DefaultCellStyle.BackColor = default(Color);
}
//Next get the status of the next row.
rowStatus = parser.GetRowAttribute(dataGridView.Rows[i + 1]);
if (rowStatus == RowParser.RowAttribute.MemberRow)
{
//Check to see if the next row thinks it is a member row.
if (!(bool)dataGridView.Rows[i + 1].Cells[isMemberColumn].EditedFormattedValue)
{
dataGridView.Rows[i + 1].Cells[isDirtyColumn].Value = true;
dataGridView.Rows[i + 1].HeaderCell.Style.BackColor = TableColors.PendingEdit;
}
//Clear its color coding.
dataGridView.Rows[i + 1].Cells[isMemberColumn].Value = false;
dataGridView.Rows[i + 1].Cells[isHeaderColumn].Value = false;
dataGridView.Rows[i + 1].DefaultCellStyle.BackColor = default(Color);
}
}
}
}
public static void PaintRowGroups(DataGridView table)
{
}
public static void PaintInventoryRowGroups(int startingIndex, DataGridView inventoryDataGridView,
DataGridView companionDataGridView = null)
{
}
public enum SalesTableColumns
{
Id = 0,
AdItem = 1,
Sold = 2,
SalePrice = 3,
TotalSales = 4,
Cost = 5,
ProfitReturn = 6,
TotalProfitReturn = 7,
IsHeaderRow = 8,
IsMemberRow = 9,
IsDirty = 10
}
public enum InventoryTableColumns
{
Id = 0,
AdItem = 1,
BeginningInventory = 2,
Recieved = 3,
Total = 4,
EndingInventory = 5,
IsHeaderRow = 6,
IsMemberRow = 7,
IsDirty = 8
}
public enum InvoiceTableColumns
{
Id = 0,
InvoiceDate = 1,
Supplier = 2,
InvoiceNumber = 3,
InvoiceNetAmountAtCost = 4,
InvoiceNote = 5,
IsDirty = 6
}
}
}