PySimpleGUI/Demo_Touch_Keyboard.py

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import PySimpleGUI as sg
class keyboard():
def __init__(self,font=('Arial',16)):
self.font=font
numberRow='1234567890'
topRow='QWERTYUIOP'
midRow='ASDFGHJKL'
bottomRow='ZXCVBNM'
keyboard_layout=[[sg.ReadButton(c, key=c, pad=(0, 0), size=(4, 2), font=self.font) for c in numberRow]+[sg.ReadButton('', key='back', pad=(0, 0), size=(4, 2), font=self.font),sg.ReadButton('Esc', key='close', pad=(0, 0), size=(4, 2), font=self.font)],
[sg.T(' '*4)]+[sg.ReadButton(c, key=c, pad=(0, 0), size=(4, 2), font=self.font) for c in topRow],
[sg.T(' '*11)]+[sg.ReadButton(c, key=c, pad=(0, 0), size=(4, 2), font=self.font) for c in midRow],
[sg.T(' '*18)]+[sg.ReadButton(c, key=c, pad=(0, 0), size=(4, 2), font=self.font) for c in bottomRow]]
self.window=sg.Window('keyboard', grab_anywhere=True, keep_on_top=True, no_titlebar=True).Layout(
keyboard_layout).Finalize()
self.hide()
def _keyboardhandler(self):
if self.event is not None:
if self.event=='close':
self.hide()
elif len(self.event)==1:
self.focus.Update(self.focus.Get()+self.event)
elif self.event=='back':
Text=self.focus.Get()
if len(Text)>0:
Text=Text[:-1]
self.focus.Update(Text)
def hide(self):
self.visible=False
self.window.Disappear()
def show(self):
self.visible=True
self.window.Reappear()
def togglevis(self):
if self.visible:
self.hide()
else:
self.show()
def update(self,focus):
self.event,_=self.window.ReadNonBlocking()
self.focus=focus
self._keyboardhandler()
def close(self):
self.window.CloseNonBlocking()
class GUI():
def __init__(self):
layout = [[sg.Text('Enter Text')],
[sg.Input(size=(17, 1), key='input1',)],
[sg.InputText(size=(17, 1), key='input2')],
[sg.ReadButton('on-screen keyboard',key='keyboard')],
[sg.ReadButton('close',key='close')]]
self.mainWindow = sg.Window('On-screen test', grab_anywhere=False,no_titlebar=True).Layout(layout)
self.keyboard=keyboard()
self.focus=None
def run(self):
while True:
for row in self.mainWindow.Rows:
for element in row:
if element.Type=='input' and element.TKEntry is not None and element.TKEntry is element.TKEntry.focus_get():
self.focus=element
event, values=self.mainWindow.ReadNonBlocking()
self.keyboard.update(self.focus)
if event=='keyboard':
self.keyboard.togglevis()
elif event=='close':
break
self.keyboard.close()
self.mainWindow.CloseNonBlocking()
if __name__ == '__main__':
app=GUI()
app.run()