private TreeViewItem NewTreeViewItem(MyTreeNode node)
{
TreeViewItem item = new TreeViewItem();
if (node == null)
{
item.Header = "none";
item.ToolTip = "none type node";
}
else if (node.SysId == "moreNode")
{
item.Header = "双击加载更多节点";
item.ToolTip = string.Format("双击加载更多{0}({1})的子节点,已加载节点数:{2},未加载节点数{3}",
node.Name, node.TopId, node.ChildrenCount, node.ChildrenCountAll - node.ChildrenCount);
item.Tag = node;
item.MouseDoubleClick += moreNode_Load;
item.Foreground = new SolidColorBrush(Colors.Red);
}
else
{
item.Header = node.Name;
item.ToolTip = node.ToString();
item.Tag = node;
if (node.ChildrenCount > 0)
{
item.Expanded += item_Expanded;
}
}
return(item);
}
internal static void SaveNode2Image(MyTreeView mytreeview, MyTreeNode node)
{
if (node == null)
{
MessageBox.Show("必须选中一个节点！");
}
else
{
SaveFileDialog saveFileDlg = new SaveFileDialog();
saveFileDlg.Title = "选择将会员树导出为文件的位置";
saveFileDlg.Filter = "png格式|*.png";
saveFileDlg.FileName = node.ToString();
if (saveFileDlg.ShowDialog() == true)
{
SaveImage(mytreeview.memberTreeView, saveFileDlg.FileName);
}
}
}
private TreeViewItem NewTreeViewItem(MyTreeNode node)
{
TreeViewItem item = new TreeViewItem();
if (node == null)
{
item.Header = "更多";
item.ToolTip = "加载更多";
}
else
{
item.Header = node.Name;
item.ToolTip = node.ToString();
item.Tag = node;
if (node.ChildrenCount > 0)
{
item.Expanded += item_Expanded;
}
}
return(item);
}
public static void ExportNodes(MyTreeNode node)
{
if (node == null)
{
MessageBox.Show("必须选中一个节点！");
return;
}
SaveFileDialog saveFileDlg = new SaveFileDialog();
saveFileDlg.Title = "选择将会员树导出为文件的位置";
// saveFileDlg.Filter = "CSV文件|*.csv|Excel2007文件|*.xlsx";
saveFileDlg.Filter = "CSV文件|*.csv";
saveFileDlg.FileName = node.ToString();
if (saveFileDlg.ShowDialog() == true)
{
if (File.Exists(saveFileDlg.FileName))
{
File.Delete(saveFileDlg.FileName);
}
ExportCSV.Export2CSV(node, saveFileDlg.FileName);
}
}
// private const string TMP_DIR = "temp";
public static void Export2PDF(MyTreeView mytreeview, MyTreeNode node)
{
if (node == null)
{
MessageBox.Show("必须选中一个节点！");
return;
}
// disable once SuggestUseVarKeywordEvident
SaveFileDialog openfileDlg = new SaveFileDialog();
openfileDlg.Title = "选择将会员树导出为pdf文件的位置";
openfileDlg.Filter = "pdf文件|*.pdf";
openfileDlg.FileName = node.ToString();
if (openfileDlg.ShowDialog() == true)
{
TimingUtil.StartTiming();
Directory.CreateDirectory(MemData.MemDataTemp);
ExportAllImgs(mytreeview, node);
//定义一个Document，并设置页面大小为A4，竖向
// Document doc = new Document(PageSize.A4);
Document doc = new Document();
PdfWriter.GetInstance(doc, new FileStream(openfileDlg.FileName, FileMode.Create));
//设置PDF的头信息，一些属性设置，在Document.Open 之前完成
doc.AddAuthor("TomChen");
doc.AddCreationDate();
doc.AddCreator("湖南警察学院");
doc.AddSubject("将选中的会员树导出为PDF格式，如果数据量大，则导出为多张PDF页面");
doc.AddTitle("将选中的会员树导出为PDF");
doc.AddKeywords("会员树,会员层级,PDF");
//自定义头
//doc.AddHeader("Expires", "0");
doc.Open();
string[] imgfiles = Directory.GetFiles(MemData.MemDataTemp, "*.png");
//首页
//写入文字
Paragraph paragraph = new Paragraph("ID:" + node.SysId, new Font(Font.FontFamily.TIMES_ROMAN, 30, 0, BaseColor.BLUE));
doc.Add(paragraph);
paragraph = new Paragraph("TopID:" + node.TopId, new Font(Font.FontFamily.TIMES_ROMAN, 30, 0, BaseColor.BLUE));
doc.Add(paragraph);
paragraph = new Paragraph("Level:" + node.Level, new Font(Font.FontFamily.TIMES_ROMAN, 30, 0, BaseColor.BLUE));
doc.Add(paragraph);
paragraph = new Paragraph("Sub1:" + node.ChildrenCount, new Font(Font.FontFamily.TIMES_ROMAN, 30, 0, BaseColor.BLUE));
doc.Add(paragraph);
paragraph = new Paragraph("SubLevel:" + node.ChildrenLevels, new Font(Font.FontFamily.TIMES_ROMAN, 30, 0, BaseColor.BLUE));
doc.Add(paragraph);
paragraph = new Paragraph("SubAll:" + node.ChildrenCount, new Font(Font.FontFamily.TIMES_ROMAN, 30, 0, BaseColor.BLUE));
doc.Add(paragraph);
paragraph = new Paragraph("----------------------------------------", new Font(Font.FontFamily.COURIER, 20, 0, BaseColor.GREEN));
doc.Add(paragraph);
paragraph = new Paragraph("Export pictures count:" + imgfiles.Length, new Font(Font.FontFamily.COURIER, 20, 0, BaseColor.GREEN));
doc.Add(paragraph);
WindowView.notify.SetProcessBarVisible(true);
for (int i = 0; i < imgfiles.Length; i++)
{
//写入图片
iTextSharp.text.Image img = iTextSharp.text.Image.GetInstance(imgfiles[i]);
doc.SetPageSize(new Rectangle(img.Width, img.Height));
//新建一页
doc.NewPage();
//img.ScaleAbsoluteWidth(PageSize.A4.Width);
//img.ScaleAbsoluteHeight(PageSize.A4.Height - 100);
//img.SetAbsolutePosition((PageSize.POSTCARD.Width - img.ScaledWidth) / 2, (PageSize.POSTCARD.Height - img.ScaledHeight) / 2);
doc.Add(img);
WindowView.notify.SetStatusMessage("正在生成PDF文件" + i + "/" + imgfiles.Length);
WindowView.notify.SetProcessBarValue(i * 100.0 / imgfiles.Length);
}
doc.Close();
Directory.Delete(MemData.MemDataTemp, true);
WindowView.notify.SetProcessBarVisible(false);
WindowView.notify.SetStatusMessage(TimingUtil.EndTiming());
MessageBox.Show("导出PDF完成！");
}
}