PyQT5 input dialog


PyQt5 supports several input dialogs, to use them import QInputDialog.

from PyQt5.QtWidgets import QApplication, QWidget, QInputDialog, QLineEdit

An overview of PyQt5 input dialogs:

pyqt5-input-dialog

Related course:
PyQt Desktop Apps with Python

Get integer
Get an integer with QInputDialog.getInt():

def getInteger(self):
i, okPressed = QInputDialog.getInt(self, "Get integer","Percentage:", 28, 0, 100, 1)
if okPressed:
print(i)

Parameters in order: self, window title, label (before input box), default value, minimum, maximum and step size.

Get double
Get a double with QInputDialog.getDouble():

def getDouble(self):
d, okPressed = QInputDialog.getDouble(self, "Get double","Value:", 10.05, 0, 100, 10)
if okPressed:
print(d)

The last parameter (10) is the number of decimals behind the comma.

Get item/choice
Get an item from a dropdown box:

def getChoice(self):
items = ("Red","Blue","Green")
item, okPressed = QInputDialog.getItem(self, "Get item","Color:", items, 0, False)
if okPressed and item:
print(item)

Get a string
Get a string using QInputDialog.getText()

def getText(self):
text, okPressed = QInputDialog.getText(self, "Get text","Your name:", QLineEdit.Normal, "")
if okPressed and text != '':
print(text)

Example all PyQt5 input dialogs
Complete example below:

import sys
from PyQt5.QtWidgets import QApplication, QWidget, QInputDialog, QLineEdit
from PyQt5.QtGui import QIcon
 
class App(QWidget):
 
def __init__(self):
super().__init__()
self.title = 'PyQt5 input dialogs - pythonspot.com'
self.left = 10
self.top = 10
self.width = 640
self.height = 480
self.initUI()
 
def initUI(self):
self.setWindowTitle(self.title)
self.setGeometry(self.left, self.top, self.width, self.height)
 
self.getInteger()
self.getText()
self.getDouble()
self.getChoice()
 
self.show()
 
def getInteger(self):
i, okPressed = QInputDialog.getInt(self, "Get integer","Percentage:", 28, 0, 100, 1)
if okPressed:
print(i)
 
def getDouble(self):
d, okPressed = QInputDialog.getDouble(self, "Get double","Value:", 10.50, 0, 100, 10)
if okPressed:
print( d)
 
def getChoice(self):
items = ("Red","Blue","Green")
item, okPressed = QInputDialog.getItem(self, "Get item","Color:", items, 0, False)
if ok and item:
print(item)
 
def getText(self):
text, okPressed = QInputDialog.getText(self, "Get text","Your name:", QLineEdit.Normal, "")
if okPressed and text != '':
print(text)
 
if __name__ == '__main__':
app = QApplication(sys.argv)
ex = App()
sys.exit(app.exec_())
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2 thoughts on “PyQT5 input dialog

  1. ssfjhh - March 11, 2018

    The line “if ok and item: ” in the function getChoice should be “if okPressed and item:”

    1. Frank - March 11, 2018

      Thanks for the heads up!

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