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jie-nissel/example.html

Forked from doobeh/example.html
Created April 27, 2021 00:53
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Checkbox WTForms Example (in Flask)
Raw
example.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<form method="post">
{{ form.hidden_tag() }}
{{ form.example }}
<button type="submit">Submit</button>
</form>
</body>
</html>
Raw
siecje.py
from flask import Flask, render_template
from flask_wtf import FlaskForm
from wtforms import widgets, SelectMultipleField
SECRET_KEY = 'development'
app = Flask(__name__)
app.config.from_object(__name__)
class MultiCheckboxField(SelectMultipleField):
widget = widgets.ListWidget(prefix_label=False)
option_widget = widgets.CheckboxInput()
class SimpleForm(FlaskForm):
string_of_files = ['one\r\ntwo\r\nthree\r\n']
list_of_files = string_of_files[0].split()
# create a list of value/description tuples
files = [(x, x) for x in list_of_files]
example = MultiCheckboxField('Label', choices=files)
@app.route('/',methods=['post','get'])
def hello_world():
form = SimpleForm()
if form.validate_on_submit():
print(form.example.data)
return render_template("success.html", data=form.example.data)
else:
print("Validation Failed")
print(form.errors)
return render_template('example.html',form=form)
if __name__ == '__main__':
app.run(debug=True)
Raw
success.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<h1>Success</h1>
{{ data }}
</body>
</html>
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