?一下這個類專門用于打印DataGridView,但是功能不是很強大 如果有個性化需求? 可在此基礎上簡單修改

Code

??1public?class?DataGridViewPrint
??2????{
??3????????private?DataGridView?dataGridView;
??4????????private?PrintDocument?printDocument;
??5????????private?PageSetupDialog?pageSetupDialog;
??6????????private?PrintPreviewDialog?printPreviewDialog;
??7
??8????????public?DataGridViewPrint(DataGridView?dataGridView)
??9????????{
?10????????????this.dataGridView?=?dataGridView;
?11????????????printDocument?=?new?PrintDocument();
?12????????????printDocument.PrintPage?+=?new?PrintPageEventHandler(this.printDocument_PrintPage);
?13????????}
?14
?15????????private?void?printDocument_PrintPage(object?sender,?System.Drawing.Printing.PrintPageEventArgs?e)
?16????????{
?17????????????int?rowCount?=?0;
?18????????????int?colCount?=?0;
?19????????????int?x?=?0;
?20????????????int?y?=?0;
?21????????????int?rowGap?=?20;
?22????????????int?colGap?=?5;
?23????????????int?leftMargin?=?50;
?24????????????Font?font?=?new?Font("Arial",?10);
?25????????????Font?headingFont?=?new?Font("Arial",?11,?FontStyle.Underline);
?26????????????Font?captionFont?=?new?Font("Arial",?10,?FontStyle.Bold);
?27????????????Brush?brush?=?new?SolidBrush(Color.Black);
?28????????????string?cellValue?=?"";
?29
?30????????????if?(dataGridView.DataSource.GetType().ToString()?==?"System.Data.DataTable")
?31????????????{
?32????????????????rowCount?=?((DataTable)dataGridView.DataSource).Rows.Count;
?33????????????}
?34????????????else?if?(dataGridView.DataSource.GetType().ToString()?==?"System.Collections.ArrayList")
?35????????????{
?36????????????????rowCount?=?((ArrayList)dataGridView.DataSource).Count;
?37????????????}
?38????????????colCount?=?dataGridView.ColumnCount;
?39
?40????????????
?41???????????
?42
?43????????????//print?headings?
?44????????????y?+=?rowGap;
?45????????????x?=?leftMargin;
?46????????????for?(int?j?=?0;?j?<?colCount;?j++)
?47????????????{
?48????????????????if?(dataGridView.Columns[j].Width?>?0)
?49????????????????{
?50????????????????????cellValue?=?dataGridView.Columns[j].HeaderText;
?51????????????????????e.Graphics.DrawString(cellValue,?headingFont,?brush,?x,?y);
?52????????????????????x?+=?dataGridView.Columns[j].Width?+?colGap;
?53????????????????}
?54????????????}
?55
?56????????????//print?all?rows?
?57????????????for?(int?i?=?0;?i?<?rowCount;?i++)
?58????????????{
?59????????????????y?+=?rowGap;
?60????????????????x?=?leftMargin;
?61????????????????for?(int?j?=?0;?j?<?colCount;?j++)
?62????????????????{
?63????????????????????if?(dataGridView.Columns[j].Width?>?0)
?64????????????????????{
?65????????????????????????cellValue?=?dataGridView[i,?j].ToString();
?66????????????????????????e.Graphics.DrawString(cellValue,?font,?brush,?x,?y);
?67????????????????????????x?+=?dataGridView.Columns[j].Width?+?colGap;
?68????????????????????????y?=?y?+?rowGap?*?(cellValue.Split(new?char[]?{?'?',?'?'?}).Length?-?1);
?69????????????????????}
?70????????????????}
?71????????????}
?72????????????string?s?=?cellValue;
?73????????????string?f3?=?cellValue;
?74????????}
?75
?76????????public?PrintDocument?GetPrintDocument()
?77????????{
?78????????????return?printDocument;
?79????????}
?80
?81????????public?void?Print()
?82????????{
?83????????????try
?84????????????{
?85????????????????pageSetupDialog?=?new?PageSetupDialog();
?86????????????????pageSetupDialog.Document?=?printDocument;
?87????????????????pageSetupDialog.ShowDialog();
?88????????????????printPreviewDialog?=?new?PrintPreviewDialog();
?89????????????????printPreviewDialog.Document?=?printDocument;
?90????????????????printPreviewDialog.Height?=?600;
?91????????????????printPreviewDialog.Width?=?800;
?92????????????????printPreviewDialog.ShowDialog();
?93????????????}
?94????????????catch?(Exception?e)
?95????????????{
?96????????????????throw?new?Exception("Printer?error."?+?e.Message);
?97????????????}
?98
?99????????}
100????}?

轉載于:https://www.cnblogs.com/OrisonWind/archive/2008/10/21/1315802.html

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