class MainApp:
def __init__(self):
self._activity = android.PythonActivity.setListener(self)
def onCreate(self):
vlayout = LinearLayout(self._activity)
vlayout.setOrientation(LinearLayout.VERTICAL)
self.entry = EditText(self._activity)
self.entry.setInputType(0x00000002 | 0x00002000 | 0x00001000)
# set input class and flags
# see https://developer.android.com/reference/android/widget/TextView.html#attr_android:inputType
self.entry.setGravity(Gravity.CENTER)
vlayout.addView(self.entry)
hlayout = LinearLayout(self._activity)
hlayout.setOrientation(LinearLayout.HORIZONTAL)
hlayout.setGravity(Gravity.CENTER)
self.convert_to_fahrenheit = Button(self._activity)
self.convert_to_fahrenheit.setOnClickListener(ButtonClick(self.to_fahrenheit))
self.convert_to_fahrenheit.setText('To Fahrenheit')
hlayout.addView(self.convert_to_fahrenheit)
self.convert_to_celsius = Button(self._activity)
self.convert_to_celsius.setOnClickListener(ButtonClick(self.to_celsius))
self.convert_to_celsius.setText('To Celsius')
hlayout.addView(self.convert_to_celsius)
vlayout.addView(hlayout)
self.result = TextView(self._activity)
self.result.setTextSize(26)
self.result.setText('Convert units')
self.result.setGravity(Gravity.CENTER)
vlayout.addView(self.result)
self._activity.setContentView(vlayout)
def to_celsius(self):
fahrenheit = str(self.entry.getText()) # capture entry_text and transform it into string
if len(fahrenheit) == 0:
self.result.setText('Please enter a valid number!')
return
fahrenheit = float(fahrenheit)
celsius = (fahrenheit-32.0) / 1.8
self.result.setText('Celsius: %.2f'%(celsius))
def to_fahrenheit(self):
celsius = str(self.entry.getText()) # capture entry_text and transform it into string
if len(celsius) == 0:
self.result.setText('Please enter a valid number!')
return
celsius = float(celsius)
fahrenheit = celsius * 1.8 + 32.0
self.result.setText('Fahrenheit: %.2f'%(fahrenheit))
def onCreate(self):
def create_button_row():
return [
Button(self._activity),
Button(self._activity),
Button(self._activity),
]
self.buttons = [
create_button_row(),
create_button_row(),
create_button_row(),
]
vlayout = LinearLayout(self._activity)
vlayout.setOrientation(LinearLayout.VERTICAL)
self.top_label = TextView(self._activity)
self.top_label.setTextSize(50)
vlayout.addView(self.top_label)
for row in self.buttons:
hlayout = LinearLayout(self._activity)
hlayout.setOrientation(LinearLayout.HORIZONTAL)
hlayout.setGravity(Gravity.CENTER)
for button in row:
button.setTextSize(50)
hlayout.addView(button)
vlayout.addView(hlayout)
for i in range(3):
for j in range(3):
self.buttons[i][j].setOnClickListener(
ButtonClick(self.play, i, j))
self.restart_button = Button(self._activity)
self.restart_button.setText('Restart')
self.restart_button.setOnClickListener(ButtonClick(self.restart_game))
vlayout.addView(self.restart_button)
footer = TextView(self._activity)
footer.setText('Powered by Python')
footer.setGravity(Gravity.CENTER)
vlayout.addView(footer)
self.updateUI()
self._activity.setContentView(vlayout)
def getView(self, position, convertView, parent):
context = parent.getContext()
layout = LinearLayout(context)
layout.setOrientation(LinearLayout.VERTICAL)
imageView = ImageView(context)
if self.cache.containsKey(position):
entry = self.cache[position]
name = entry.name
bitmap = entry.bitmap
imageView.setImageBitmap(bitmap)
if len(self.positions) > self.cache_size:
self.cache.remove(self.positions.remove())
else:
# Create a placeholder bitmap to put into the view.
bitmap = SpriteRenderer.emptyBitmap(self.preview_size,
self.preview_size, False)
imageView.setImageBitmap(bitmap)
# Schedule the rendering process.
name = self.items[position]
self.scheduleRender(WorkItem(position, imageView))
textView = TextView(context)
textView.setText(name)
textView.setGravity(0x01) # center_horizontal
layout.addView(imageView)
layout.addView(textView)
return layout
def addForecasts(self, forecasts):
self.forecastLayout.removeAllViews()
self.scrollView.scrollTo(0, 0)
if len(forecasts) == 0:
return
self.placeLabel.setText(forecasts[0].place)
self.creditLabel.setText(forecasts[0].credit)
firstDate = forecasts[0].from_
calendar = Calendar.getInstance()
calendar.setTime(firstDate)
currentDay = calendar.get(Calendar.DAY_OF_MONTH)
context = self.getContext()
for forecast in forecasts:
# Date
# Temperature Symbol Description
# Wind
# Get the day of the month.
date = forecast.from_
calendar.setTime(date)
day = calendar.get(Calendar.DAY_OF_MONTH)
# Add an item for the date for the first item and any item
# following a day change.
if date == firstDate or day != currentDay:
dateView = TextView(context)
dateView.setText(
calendar.getDisplayName(Calendar.DAY_OF_WEEK,
Calendar.LONG, Locale.getDefault()) + " " + \
str(day) + " " + \
calendar.getDisplayName(Calendar.MONTH,
Calendar.LONG, Locale.getDefault()) + " " + \
str(calendar.get(Calendar.YEAR)))
dateView.setGravity(Gravity.CENTER)
dateView.setTypeface(Typeface.create(None, Typeface.BOLD))
dateView.setBackgroundColor(self.lightBackground)
dateView.setTextColor(0xff000000)
self.forecastLayout.addView(dateView, self.rowLayout())
currentDay = day
# Time
timeString = String.format(
"%02d:%02d:%02d - ",
array([
calendar.get(Calendar.HOUR_OF_DAY),
calendar.get(Calendar.MINUTE),
calendar.get(Calendar.SECOND)
]))
date = forecast.to_
calendar.setTime(date)
timeString += String.format(
"%02d:%02d:%02d",
array([
calendar.get(Calendar.HOUR_OF_DAY),
calendar.get(Calendar.MINUTE),
calendar.get(Calendar.SECOND)
]))
timeView = TextView(context)
timeView.setText(timeString)
timeView.setGravity(Gravity.CENTER)
timeView.setTypeface(Typeface.create(None, Typeface.BOLD))
self.forecastLayout.addView(timeView, self.rowLayout())
# Symbol, temperature, description and wind
row = RelativeLayout(context)
# Symbol
lp = self.itemLayout()
lp.addRule(RelativeLayout.CENTER_IN_PARENT)
if forecast.symbol != -1:
imageView = ImageView(context)
imageView.setImageResource(forecast.symbol)
row.addView(imageView, lp)
else:
spacer = Space(context)
row.addView(spacer, lp)
# Temperature
tempView = TextView(context)
tempView.setTextSize(tempView.getTextSize() * 2)
if forecast.temperatureUnit == "celsius":
tempView.setText(forecast.temperature + u"\u2103")
else:
tempView.setText(forecast.temperature + " " +
forecast.temperatureUnit)
lp = self.itemLayout()
lp.addRule(RelativeLayout.CENTER_VERTICAL)
lp.addRule(RelativeLayout.ALIGN_PARENT_LEFT)
row.addView(tempView, lp)
# Description and wind speed
descLayout = LinearLayout(context)
descLayout.setOrientation(LinearLayout.VERTICAL)
descView = TextView(context)
descView.setText(forecast.description)
descLayout.addView(descView, lp)
windView = TextView(context)
windView.setText(forecast.windSpeed)
descLayout.addView(windView, lp)
lp = self.itemLayout()
lp.addRule(RelativeLayout.CENTER_VERTICAL)
lp.addRule(RelativeLayout.ALIGN_PARENT_RIGHT)
row.addView(descLayout, lp)
self.forecastLayout.addView(row, self.rowLayout())
class ForecastWidget(RelativeLayout):
def __init__(self, context):
RelativeLayout.__init__(self, context)
# This getColor call deprecated in API level 23.
self.lightBackground = context.getResources().getColor(
android.R.color.background_light)
self.darkText = 0xff000000
# Header
header = LinearLayout(context)
header.setOrientation(LinearLayout.VERTICAL)
header.setId(1)
self.placeLabel = TextView(context)
self.placeLabel.setTextSize(self.placeLabel.getTextSize() * 1.5)
self.placeLabel.setGravity(Gravity.CENTER)
headerLine = View(context)
headerLine.setBackgroundColor(self.lightBackground)
headerLineParams = LinearLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, 1) # 1 pixel in height
header.addView(self.placeLabel)
header.addView(headerLine, headerLineParams)
# Middle - containing the forecast layout
self.scrollView = ScrollView(context)
self.scrollView.setId(2)
# Footer
footer = LinearLayout(context)
footer.setOrientation(LinearLayout.VERTICAL)
footer.setId(3)
footerLine = View(context)
footerLine.setBackgroundColor(self.lightBackground)
footerLineParams = LinearLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, 1) # 1 pixel in height
self.creditLabel = TextView(context)
footer.addView(footerLine, footerLineParams)
footer.addView(self.creditLabel)
# The forecast layout
self.forecastLayout = LinearLayout(context)
self.forecastLayout.setOrientation(LinearLayout.VERTICAL)
self.scrollView.addView(self.forecastLayout)
# Layout parameters
headerParams = RelativeLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT)
headerParams.addRule(RelativeLayout.ALIGN_PARENT_TOP)
headerParams.addRule(RelativeLayout.CENTER_HORIZONTAL)
scrollParams = RelativeLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT)
scrollParams.addRule(RelativeLayout.CENTER_HORIZONTAL)
scrollParams.addRule(RelativeLayout.BELOW, 1)
scrollParams.addRule(RelativeLayout.ABOVE, 3)
footerParams = RelativeLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT)
footerParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM)
self.addView(header, headerParams)
self.addView(self.scrollView, scrollParams)
self.addView(footer, footerParams)
@args(void, [List(Forecast)])
def addForecasts(self, forecasts):
self.forecastLayout.removeAllViews()
self.scrollView.scrollTo(0, 0)
if len(forecasts) == 0:
return
self.placeLabel.setText(forecasts[0].place)
self.creditLabel.setText(forecasts[0].credit)
firstDate = forecasts[0].from_
calendar = Calendar.getInstance()
calendar.setTime(firstDate)
currentDay = calendar.get(Calendar.DAY_OF_MONTH)
context = self.getContext()
for forecast in forecasts:
# Date
# Temperature Symbol Description
# Wind
# Get the day of the month.
date = forecast.from_
calendar.setTime(date)
day = calendar.get(Calendar.DAY_OF_MONTH)
# Add an item for the date for the first item and any item
# following a day change.
if date == firstDate or day != currentDay:
dateView = TextView(context)
dateView.setText(
calendar.getDisplayName(Calendar.DAY_OF_WEEK,
Calendar.LONG, Locale.getDefault()) + " " + \
str(day) + " " + \
calendar.getDisplayName(Calendar.MONTH,
Calendar.LONG, Locale.getDefault()) + " " + \
str(calendar.get(Calendar.YEAR)))
dateView.setGravity(Gravity.CENTER)
dateView.setTypeface(Typeface.create(None, Typeface.BOLD))
dateView.setBackgroundColor(self.lightBackground)
dateView.setTextColor(0xff000000)
self.forecastLayout.addView(dateView, self.rowLayout())
currentDay = day
# Time
timeString = String.format(
"%02d:%02d:%02d - ",
array([
calendar.get(Calendar.HOUR_OF_DAY),
calendar.get(Calendar.MINUTE),
calendar.get(Calendar.SECOND)
]))
date = forecast.to_
calendar.setTime(date)
timeString += String.format(
"%02d:%02d:%02d",
array([
calendar.get(Calendar.HOUR_OF_DAY),
calendar.get(Calendar.MINUTE),
calendar.get(Calendar.SECOND)
]))
timeView = TextView(context)
timeView.setText(timeString)
timeView.setGravity(Gravity.CENTER)
timeView.setTypeface(Typeface.create(None, Typeface.BOLD))
self.forecastLayout.addView(timeView, self.rowLayout())
# Symbol, temperature, description and wind
row = RelativeLayout(context)
# Symbol
lp = self.itemLayout()
lp.addRule(RelativeLayout.CENTER_IN_PARENT)
if forecast.symbol != -1:
imageView = ImageView(context)
imageView.setImageResource(forecast.symbol)
row.addView(imageView, lp)
else:
spacer = Space(context)
row.addView(spacer, lp)
# Temperature
tempView = TextView(context)
tempView.setTextSize(tempView.getTextSize() * 2)
if forecast.temperatureUnit == "celsius":
tempView.setText(forecast.temperature + u"\u2103")
else:
tempView.setText(forecast.temperature + " " +
forecast.temperatureUnit)
lp = self.itemLayout()
lp.addRule(RelativeLayout.CENTER_VERTICAL)
lp.addRule(RelativeLayout.ALIGN_PARENT_LEFT)
row.addView(tempView, lp)
# Description and wind speed
descLayout = LinearLayout(context)
descLayout.setOrientation(LinearLayout.VERTICAL)
descView = TextView(context)
descView.setText(forecast.description)
descLayout.addView(descView, lp)
windView = TextView(context)
windView.setText(forecast.windSpeed)
descLayout.addView(windView, lp)
lp = self.itemLayout()
lp.addRule(RelativeLayout.CENTER_VERTICAL)
lp.addRule(RelativeLayout.ALIGN_PARENT_RIGHT)
row.addView(descLayout, lp)
self.forecastLayout.addView(row, self.rowLayout())
@args(LinearLayout.LayoutParams, [])
def rowLayout(self):
return LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT)
@args(RelativeLayout.LayoutParams, [])
def itemLayout(self):
return RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
ViewGroup.LayoutParams.WRAP_CONTENT)