PiRobot Code

# INPUT APPLICATION WITH KEYBOARD TO GET USER INPUT
# Get the Input with the APP_INPUT.inputText Variable

import APP_BASE
import APP_MENU
import UITools as ui

inputText=""
inputTitle="Input Please"
underlyingApp="APP_BASE"
exitFunc=ui.nullfunc

def openInputDialog(returnApp="APP_BASE", title="Input", exitfunc=ui.nullfunc, clearinput=True):
  global exitFunc 
  global inputTitle
  global inputText
  global underlyingApp
  underlyingApp=returnApp
  exitFunc=exitfunc
  inputTitle=title
  if clearinput==True:
    inputText=""
  APP_BASE.setCurrentApp("APP_INPUT", False)

class App(APP_BASE.BaseAppClass):
  numberArray=["1","2","3","DEL", "4","5","6","CLR", "7","8","9","", "", "0","", "EXIT"]

  def setInputTitle(self):
    global inputText, inputTitle
    if inputText!="":
      APP_MENU.CURRENT_MENU.menuTitle=inputText
    else:
      APP_MENU.CURRENT_MENU.menuTitle=inputTitle

  def menuExitFunc(self):
    global underlyingApp, exitFunc
    APP_BASE.setCurrentApp(underlyingApp)
    exitFunc()
  
  def menuCancelFunc(self):
    global underlyingApp
    APP_BASE.setCurrentApp(underlyingApp)

  def menuDeleteFunc(self):
    global inputText
    global inputTitle
    t=""
    if inputText!="":
      for q in range(len(inputText)-1):
        t=t+inputText[q]
    inputText=t
    self.setInputTitle()

  def menuClearFunc(self):
    global inputText
    global inputTitle
    inputText=""
    self.setInputTitle()

  def buttonPress(self):
    global inputText
    if APP_MENU.buttonIndex>=0:
      if self.numberArray[APP_MENU.buttonIndex]!="":
        inputText=inputText+self.numberArray[APP_MENU.buttonIndex]
    self.setInputTitle()

  # __init__ is the class constructor. 
  # It's called by creating an instance below.
  # define your non static class member vars here.
  def __init__(self):
    global inputTitle
    self.inputmenu=APP_MENU.cMenu(4,4, inputTitle)
    for i in range(len(self.numberArray)):
      self.inputmenu.setMenuItem(i, self.numberArray[i], self.buttonPress)
    self.inputmenu.setMenuItem(1*4-1,"DEL", self.menuDeleteFunc)
    self.inputmenu.setMenuItem(2*4-1,"CLR", self.menuClearFunc)
    self.inputmenu.setMenuItem(3*4-1, "CANCEL", self.menuCancelFunc)
    self.inputmenu.setMenuItem(4*4-1,"ENTER", self.menuExitFunc)
    return

  # initialize is called ONCE on FIRST startup of the app,
  # after everything is initialized.
  def initialize(self):
    return

  # onSwitchToApp is called everytime when switched to this app
  def onSwitchToApp(self):
    APP_MENU.CURRENT_MENU=self.inputmenu
    self.setInputTitle()
    APP_BASE.setCurrentApp("APP_MENU", False)

  # onLeaveApp is called everytime when this app is hidden/
  # (When it was the current app and APP_BASE.setCurrentApp is called.)
  def onLeaveApp(self):
    print("--> Left/closed the INPUT Application")

  # called once when the mouse/touch is pressed first.
  def onMouseDown(self):
    return

  # called once when the mouse/touch is released
  def onMouseUp(self):
    return

  # main update function when the app is the current app.
  def update(self, screen, deltatime):
    ui.drawCloseButton(screen)
    return

  # will be called in each frame when the app was initialized.
  # even if it is not the current app.
  # called before update. 
  # drawing screen not available here, only in update.
  def backgroundUpdate(self, deltatime):
    return

APP_BASE.registerApplication("APP_INPUT", App(), False)