//HTML Conversion
private void convertBtn_Click(object sender, EventArgs e)
{
//Initialize HTML converter
HtmlToPdfConverter htmlConverter = new HtmlToPdfConverter(HtmlRenderingEngine.WebKit);
//WebKit converter settings
WebKitConverterSettings webKitSettings = new WebKitConverterSettings();
string urlToConvert = string.Empty;
if (rdo_urlBtn.Checked)
{
if (this.openFileDialog1.FileName == string.Empty)
{
urlToConvert = url_TxtBox.Text;
}
else
{
urlToConvert = openFileDialog1.FileName;
}
}
if (!IsUrlValid(urlToConvert) && urlToConvert != string.Empty)
{
if (MessageBox.Show("Please enter a valid URL", "Alert!!!",
MessageBoxButtons.OK, MessageBoxIcon.Information)
== DialogResult.OK)
{
url_TxtBox.Text = string.Empty;
}
}
else
{
int delay = 0;
if (int.TryParse(this.delay_txtBox.Text, out delay))
{
//Set additional delay
webKitSettings.AdditionalDelay = delay;
//Assign the WebKit binaries path
//webKitSettings.WebKitPath = @"../../QtBinaries";
//Enable javascript
webKitSettings.EnableJavaScript = this.JavaScript_CheckBox.Checked;
//HTML to PDF conversion
if (this.rdo_PDFBtn.Checked)
{
//Enable hyperlink
webKitSettings.EnableHyperLink = this.hyperlink_checkBox.Checked;
//Enable bookmarks
webKitSettings.EnableBookmarks = this.bookmark_checkBox.Checked;
//Enble form
webKitSettings.EnableForm = this.form_checkBox.Checked;
//Enable toc
webKitSettings.EnableToc = this.toc_checkBox.Checked;
//Page rotation angle
webKitSettings.PageRotateAngle = (PdfPageRotateAngle)Enum.Parse(typeof(PdfPageRotateAngle), this.rotation_comboBox.SelectedItem.ToString());
int margin = 0;
if (int.TryParse(this.margin_comboBox.Text, out margin))
{
//Set page margins
webKitSettings.Margin.All = margin;
//Set page orientation.
if (this.rdo_portraitBtn.Checked)
{
webKitSettings.Orientation = PdfPageOrientation.Portrait;
}
else
{
webKitSettings.Orientation = PdfPageOrientation.Landscape;
}
//Adding Header
if (this.header_checkBox.Checked)
{
webKitSettings.PdfHeader = this.AddHeader(webKitSettings.PdfPageSize.Width, "Syncfusion Essential PDF", " ");
}
//Adding Footer
if (this.footer_checkBox.Checked)
{
webKitSettings.PdfFooter = this.AddFooter(webKitSettings.PdfPageSize.Width, "@Copyright 2015");
}
htmlConverter.ConverterSettings = webKitSettings;
PdfDocument document = null;
try
{
if (rdo_urlBtn.Checked)
{
//Convert url to PDF document.
document = htmlConverter.Convert(urlToConvert);
}
else
{
//Convert HTML string to PDF document
document = htmlConverter.Convert(this.htmlString_txtBox.Text, this.baseURL_txtBox.Text);
}
// Save and close the document.
document.Save("Sample.pdf");
document.Close(true);
//Message box confirmation to view the created PDF document.
if (MessageBox.Show("Do you want to view the PDF file?", "PDF File Created",
MessageBoxButtons.YesNo, MessageBoxIcon.Information)
== DialogResult.Yes)
{
//Launching the PDF file using the default Application.[Acrobat Reader]
System.Diagnostics.Process.Start("Sample.pdf");
this.Close();
}
else
{
// Exit
this.Close();
}
}
catch (PdfException ex)
{
if (MessageBox.Show("WebKit assemblies are missing", "Alert!!!", MessageBoxButtons.OK, MessageBoxIcon.Information) == DialogResult.OK)
{
}
}
}
else
{
if (MessageBox.Show("Please enter a valid margin", "Alert!!!",
MessageBoxButtons.OK, MessageBoxIcon.Information) == DialogResult.OK)
{
margin_comboBox.Text = "20";
}
}
}
//HTML to SVG Conversion
else if (this.rdo_SvgBtn.Checked)
{
//Assign the WebKit settings
htmlConverter.ConverterSettings = webKitSettings;
try
{
//Convert url to svg
htmlConverter.ConvertToSvg(urlToConvert, "Sample.svg");
//Message box confirmation to view the created SVG document.
if (MessageBox.Show("Do you want to view the SVG file?", "SVG File Created",
MessageBoxButtons.YesNo, MessageBoxIcon.Information)
== DialogResult.Yes)
{
//Launching the SVG file using the default Application.[Default Browser]
System.Diagnostics.Process.Start("Sample.svg");
this.Close();
}
else
{
// Exit
this.Close();
}
}
catch (PdfException ex)
{
if (MessageBox.Show("WebKit assemblies are missing", "Alert!!!", MessageBoxButtons.OK, MessageBoxIcon.Information) == DialogResult.OK)
{
}
}
}
// HTML to Image Conversion
else if (this.rdo_ImageBtn.Checked)
{
//Assign the WebKit settings
htmlConverter.ConverterSettings = webKitSettings;
try
{
Image[] images;
if (this.rdo_urlBtn.Checked)
{
//Convert HTML to image
images = htmlConverter.ConvertToImage(urlToConvert);
}
else
{
//Convert HTML string to image
images = htmlConverter.ConvertToImage(this.htmlString_txtBox.Text, this.baseURL_txtBox.Text);
}
//Save the image
images[0].Save("Sample.png", System.Drawing.Imaging.ImageFormat.Png);
images[0].Dispose();
//Message box confirmation to view the created Image document.
if (MessageBox.Show("Do you want to view the image file?", "Image File Created",
MessageBoxButtons.YesNo, MessageBoxIcon.Information)
== DialogResult.Yes)
{
//Launching the Image file using the default Application.[Image viewer]
System.Diagnostics.Process.Start("Sample.png");
this.Close();
}
else
{
// Exit
this.Close();
}
}
catch (PdfException ex)
{
if (MessageBox.Show("WebKit assemblies are missing", "Alert!!!", MessageBoxButtons.OK, MessageBoxIcon.Information) == DialogResult.OK)
{
}
}
}
//HTML to MHTML conversion
else
{
//Assign the WebKit settings
htmlConverter.ConverterSettings = webKitSettings;
try
{
//Convert url to mhtml
htmlConverter.ConvertToMhtml(urlToConvert, "Sample.mhtml");
//Message box confirmation to view the created MHTML document.
if (MessageBox.Show("Do you want to view the MHTML file?", "MHTML File Created",
MessageBoxButtons.YesNo, MessageBoxIcon.Information)
== DialogResult.Yes)
{
//Launching the MHTML file using the default Application.[Default browser]
System.Diagnostics.Process.Start("Sample.mhtml");
this.Close();
}
else
{
// Exit
this.Close();
}
}
catch (PdfException ex)
{
if (MessageBox.Show("WebKit assemblies are missing", "Alert!!!", MessageBoxButtons.OK, MessageBoxIcon.Information) == DialogResult.OK)
{
}
}
}
}
else
{
if (MessageBox.Show("Please enter a valid delay", "Alert!!!", MessageBoxButtons.OK, MessageBoxIcon.Information)
== DialogResult.OK)
{
delay_txtBox.Text = "0";
}
}
}
}
