private void listView_SelectedIndexChanged(object sender, EventArgs e)
{
ListView lv = (ListView)sender;
ReportTable table = null;
foreach (ListViewItem item in lv.SelectedItems)
{
table = item.Tag as ReportTable;
}
if (table == null)
{
return;
}
dataView.Columns.Clear();
dataView.Rows.Clear();
dataView.Visible = false;
char ch = 'A';
for (int i = 0; i < table.col; i++)
{
dataView.Columns.Add(i.ToString(), ch.ToString());
dataView.Rows.Add(table.row);
for (int j = 0; j < table.row; j++)
{
this.dataView[i, j].Value = table.dataArray[j][i];
}
ch++;
}
dataView.Visible = true;
}
private List <ReportTable> ReadAllTableFromSheet(Excel.Worksheet sheet)
{
int col = sheet.UsedRange.Columns.Count;
int totalRow = sheet.UsedRange.Rows.Count;
//从第二列开始，便于发现表的第一行
Excel.Range startCell = sheet.Cells[1, 2];
startCell = startCell.End[Excel.XlDirection.xlDown];
string value = startCell.Value;
List <ReportTable> tables = new List <ReportTable>();
while (value != null && value.Length != 0)
{
ReportTable table = new ReportTable();
table.LoadDataArrayFromRange(sheet.Range[
startCell.Offset[0, -1],
startCell.End[Excel.XlDirection.xlDown].End[Excel.XlDirection.xlToRight]
]
);
tables.Add(table);
regions.Add(table.region);
startCell =
startCell.End[Excel.XlDirection.xlDown].End[Excel.XlDirection.xlDown];
value = startCell.Value;
}
return(tables);
}
private PowerPoint.Chart BuildChart(ReportTable table, int page, int chartid, RowFilter filter)
{
PowerPoint.Slide slide = ppt.ActivePresentation.Slides[page];
PowerPoint.Chart chart = slide.Shapes[chartid].Chart;
chart.ChartData.Activate();
Excel.Workbook book = chart.ChartData.Workbook;
Excel.Worksheet sheet = book.Worksheets[1];
//清空现有的数据
sheet.Cells.Clear();
int insertRow = 0;
string[,] ta = new string[table.dataArray.Length, table.dataArray[0].Length];
for (int i = 0; i < table.dataArray.Length; i++)
{
string[] row = table.dataArray[i];
string[] filteredRow = i == 0 ? row : filter(row);
if (filteredRow != null)
{
for (int j = 0; j < filteredRow.Length; j++)
{
// ta[insertRow, j] = filteredRow[j];
sheet.Cells[insertRow + 1, j + 1].Value = filteredRow[j];
}
insertRow++;
}
}
Excel.Range tableRange =
sheet.Range[sheet.Cells[1, 1],
sheet.Cells[insertRow, table.dataArray[0].Length]];
//tableRange.Value = ta;
string addr = tableRange.Address;
chart.SetSourceData(sheet.Name + "!" + tableRange.Address, PowerPoint.XlRowCol.xlRows);
book.Close();
return(chart);
}