kougyoku/GreatHomeChildcare-2
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Implement printing functionality by stealing excel.

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kougyokugentou 2021-02-14 21:11:34 -08:00
parent 0be3d95598
commit 4d13eba475
4 changed files with 72 additions and 19 deletions
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3
GreatHomeChildcare.csproj
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@ -64,6 +64,9 @@
<Reference Include="Dapper, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
<HintPath>packages\Dapper.2.0.35\lib\net461\Dapper.dll</HintPath>
</Reference>
<Reference Include="Microsoft.Office.Interop.Excel, Version=15.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c, processorArchitecture=MSIL">
<EmbedInteropTypes>True</EmbedInteropTypes>
</Reference>
<Reference Include="OpenCvSharp, Version=1.0.0.0, Culture=neutral, PublicKeyToken=6adad1e807fea099, processorArchitecture=MSIL">
<HintPath>packages\OpenCvSharp3-AnyCPU.4.0.0.20181129\lib\net461\OpenCvSharp.dll</HintPath>
</Reference>

6
frmReports.Designer.cs generated
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@ -50,6 +50,7 @@ namespace GreatHomeChildcare
this.imageList1 = new System.Windows.Forms.ImageList(this.components);
this.btnPrint = new System.Windows.Forms.Button();
this.saveFileDialogReport = new System.Windows.Forms.SaveFileDialog();
this.PrintDialog = new System.Windows.Forms.PrintDialog();
((System.ComponentModel.ISupportInitialize)(this.dgvReports)).BeginInit();
this.SuspendLayout();
//
@ -217,6 +218,10 @@ namespace GreatHomeChildcare
this.saveFileDialogReport.Filter = "CSV Files|*.csv";
this.saveFileDialogReport.Title = "Save Report";
//
// PrintDialog
//
this.PrintDialog.UseEXDialog = true;
//
// frmReports
//
this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 16F);
@ -260,5 +265,6 @@ namespace GreatHomeChildcare
private System.Windows.Forms.ImageList imageList1;
private System.Windows.Forms.Button btnPrint;
private System.Windows.Forms.SaveFileDialog saveFileDialogReport;
private System.Windows.Forms.PrintDialog PrintDialog;
}
}

45
frmReports.cs
View File

@ -5,6 +5,7 @@ using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
@ -13,6 +14,7 @@ using GreatHomeChildcare.Models;
//REF:
//https://stackoverflow.com/questions/9780800/what-event-is-raised-when-a-user-interacts-with-the-datetimepicker-control
//https://stackoverflow.com/questions/2884356/how-do-i-auto-size-columns-through-the-excel-interop-objects
namespace GreatHomeChildcare
{
@ -280,27 +282,66 @@ namespace GreatHomeChildcare
//TODO: figure out a way to actually implement printing. It's one of the toolbox things.
//1: Get temp environment variable
DialogResult dr = PrintDialog.ShowDialog();
if (dr == DialogResult.OK) //print
{
string filename = Environment.GetEnvironmentVariable("TEMP");
filename += @"\GHCReport.csv";
//Check to see if the file exists. If so, delete it.
if(File.Exists(filename))
try
{
if (File.Exists(filename))
{
File.Delete(filename);
}
}
catch
{
MessageBox.Show("Please close Excel and try again.", "Great Home Childcare", MessageBoxButtons.OK, MessageBoxIcon.None);
return;
}
//Write the CSV.
SaveCSV(filename);
//Check again to see if writing the CSV was successful.
//If not, show a message.
if(!File.Exists(filename))
if (!File.Exists(filename))
{
MessageBox.Show("Could not save temporary file to print the report.", "Great Home Childcare", MessageBoxButtons.OK, MessageBoxIcon.None);
return;
}
//Cheaply print via Excel.
Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
excel.Visible = false;
excel.DisplayAlerts = false;
Microsoft.Office.Interop.Excel.Workbook workbook = excel.Workbooks.Open(filename);
Microsoft.Office.Interop.Excel.Worksheet worksheet = workbook.Sheets[1];
//ref: stack exchange
worksheet.Columns.AutoFit();
//print to default printer.
worksheet.PrintOutEx(Type.Missing, Type.Missing,
Type.Missing, Type.Missing, Type.Missing,
Type.Missing, Type.Missing, Type.Missing, Type.Missing);
// Cleanup Excel
GC.Collect();
GC.WaitForPendingFinalizers();
Marshal.FinalReleaseComObject(worksheet);
workbook.Close(false, Type.Missing, Type.Missing);
Marshal.FinalReleaseComObject(workbook);
excel.Quit();
Marshal.FinalReleaseComObject(excel);
}
}
}
}

5
frmReports.resx
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@ -143,7 +143,7 @@
AAEAAAD/////AQAAAAAAAAAMAgAAAFdTeXN0ZW0uV2luZG93cy5Gb3JtcywgVmVyc2lvbj00LjAuMC4w
LCBDdWx0dXJlPW5ldXRyYWwsIFB1YmxpY0tleVRva2VuPWI3N2E1YzU2MTkzNGUwODkFAQAAACZTeXN0
ZW0uV2luZG93cy5Gb3Jtcy5JbWFnZUxpc3RTdHJlYW1lcgEAAAAERGF0YQcCAgAAAAkDAAAADwMAAAAU
CQAAAk1TRnQBSQFMAgEBAgEAARgBAAEYAQABEAEAARABAAT/AQkBAAj/AUIBTQE2AQQGAAE2AQQCAAEo
CQAAAk1TRnQBSQFMAgEBAgEAASABAAEgAQABEAEAARABAAT/AQkBAAj/AUIBTQE2AQQGAAE2AQQCAAEo
AwABQAMAARADAAEBAQABCAYAAQQYAAGAAgABgAMAAoABAAGAAwABgAEAAYABAAKAAgADwAEAAcAB3AHA
AQAB8AHKAaYBAAEzBQABMwEAATMBAAEzAQACMwIAAxYBAAMcAQADIgEAAykBAANVAQADTQEAA0IBAAM5
AQABgAF8Af8BAAJQAf8BAAGTAQAB1gEAAf8B7AHMAQABxgHWAe8BAAHWAucBAAGQAakBrQIAAf8BMwMA
@ -187,6 +187,9 @@
<metadata name="saveFileDialogReport.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
<value>151, 19</value>
</metadata>
<metadata name="PrintDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
<value>351, 19</value>
</metadata>
<assembly alias="System.Drawing" name="System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
<data name="$this.Icon" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
<value>