Read-only.įont, FontSize, TextColor, HorizontalAlignment, VerticalAlignment The field that is associated with this widget. The table below lists the members that are specific to Widget annotations. Widget in turn inherits from Annotation, see Annotations. These fields are all visually represented by the same Widget class.Īll widget types have a common base class Widget. In addition, it has a property Option that represents one of the radio button options that can be selected.ĭateTimeField, DropDownListField, ImageField, ListBoxField, NumericField, PasswordField, TextField, Code128BarcodeField, Code2of5InterleavedBarcodeField, Code3of9BarcodeField Just like the CheckBoxWidget, the RadioButtonWidget has a property to specify the appearance of the chek mark. The CheckBoxWidget has an additional appearance to specify the check mark (diamond, check, start, etc.). The PushButtonWidget has additional properties that allow you to specify a label, an icon and how the label and the icon should laid out (label above icon, icon only, label only, etc.). Display the date or not, display the reaon or not, etc. The SignatureWidget has additional properties to customize the appearance, e.g. Correspondence between Field and Widget type Field The following table shows what type of field corresponds to what type of widget. The following diagram shows the Widget inheritance hierarchy.Īs said, a field is associated with one or more widgets. In general, a field can have multiple widgets but in most cases it only has one. to enter a text or select a date from a calendar control. It also allows the user to interact with the field, e.g. WidgetsĪ widget is an annotation that provides the visual representation of a field. You may be surprised that the collection of fields is contained by a Document instead of by a Page. It returns an instance of type .FieldCollection. It is an abstract base class that has the following inheritance hierarchy:įields hierarchy (UnknowmField and UnknowBarcodeField omitted)Īll fields in a PDF document can be accessed through the Document.Fields property. The class .Field represent a PDF form field. text fields to enter you first and last name, a group of radio buttons to select your marital status and a checkbox to indicate whether you filed the same tax form last year. In general, a PDF form has different types of fields. A typical example is an IRS tax form such as the W-4. Ticket tracker Report bugs with Django or Django documentation in our ticket tracker.PDF documents that include fillable fields are referred to as PDF forms. Official Django Forum Join the community on the Django Forum. Django Discord Server Join the Django Discord Community. #django IRC channel Ask a question in the #django IRC channel, or search the IRC logs to see if it’s been asked before. django-users mailing list Search for information in the archives of the django-users mailing list, or post a question. Index, Module Index, or Table of Contents Handy when looking for specific information. Getting help FAQ Try the FAQ - it's got answers to many common questions. Finally, it’s important to call showPage() and save() on the PDFĬlanWiki donated to the Django Software Foundation to.Object (in this case, p) – not on buffer. Note that all subsequent PDF-generation methods are called on the PDF.You can hook into the ReportLab API: The same buffer passed as the firstĪrgument to canvas.Canvas can be fed to the.You can provide an arbitrary filename parameter.If the as_attachment parameter is omitted,īrowsers will handle the PDF using whatever program/plugin they’ve been Pop-up a dialog box prompting/confirming how to handle the document even if aĭefault is set on the machine. When as_attachment=True is passed to FileResponse, it sets theĪppropriate Content-Disposition header and that tells web browsers to.PDF file, rather than an HTML file or a generic This tells browsers that the document is a The response will automatically set the MIME type application/pdfīased on the filename extension.The code and comments should be self-explanatory, but a few things deserve a seek ( 0 ) return FileResponse ( buffer, as_attachment = True, filename = 'hello.pdf' ) save () # FileResponse sets the Content-Disposition header so that browsers # present the option to save the file. drawString ( 100, 100, "Hello world." ) # Close the PDF object cleanly, and we're done. # See the ReportLab documentation for the full list of functionality. Canvas ( buffer ) # Draw things on the PDF. BytesIO () # Create the PDF object, using the buffer as its "file." p = canvas. Import io from django.http import FileResponse from reportlab.pdfgen import canvas def some_view ( request ): # Create a file-like buffer to receive PDF data.
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