class ClickableImageButton(CustomButton):
"""Image that can send clicked events. If max_width and/or max_height are
specified, resizes the image proportionally such that all constraints are
met.
"""
def __init__(self, image_path, max_width=None, max_height=None):
CustomButton.__init__(self)
self.max_width = max_width
self.max_height = max_height
self.image = None
self._width, self._height = None, None
if image_path:
self.set_path(image_path)
self.set_cursor(widgetconst.CURSOR_POINTING_HAND)
def set_path(self, path):
image = Image(path)
if self.max_width:
image = image.resize_for_space(self.max_width, self.max_height)
self.image = ImageSurface(image)
self._width, self._height = image.width, image.height
def size_request(self, layout):
w = self._width
h = self._height
if not w:
w = self.max_width
if not h:
h = self.max_height
return w, h
def draw(self, context, layout):
if self.image:
self.image.draw(context, 0, 0, self._width, self._height)
w = self._width
h = self._height
if not w:
w = self.max_width
if not h:
h = self.max_height
w = min(context.width, w)
h = min(context.height, h)
context.rectangle(0, 0, w, h)
context.set_color((0, 0, 0)) # black
context.set_line_width(1)
context.stroke()
class ClickableImageButton(CustomButton):
"""Image that can send clicked events. If max_width and/or max_height are
specified, resizes the image proportionally such that all constraints are
met.
"""
def __init__(self, image_path, max_width=None, max_height=None):
CustomButton.__init__(self)
self.max_width = max_width
self.max_height = max_height
self.image = None
self._width, self._height = None, None
if image_path:
self.set_path(image_path)
self.set_cursor(widgetconst.CURSOR_POINTING_HAND)
def set_path(self, path):
image = Image(path)
if self.max_width:
image = image.resize_for_space(self.max_width, self.max_height)
self.image = ImageSurface(image)
self._width, self._height = image.width, image.height
def size_request(self, layout):
w = self._width
h = self._height
if not w:
w = self.max_width
if not h:
h = self.max_height
return w, h
def draw(self, context, layout):
if self.image:
self.image.draw(context, 0, 0, self._width, self._height)
w = self._width
h = self._height
if not w:
w = self.max_width
if not h:
h = self.max_height
w = min(context.width, w)
h = min(context.height, h)
context.rectangle(0, 0, w, h)
context.set_color((0, 0, 0)) # black
context.set_line_width(1)
context.stroke()
def set_path(self, path):
image = Image(path)
if self.max_width:
image = image.resize_for_space(self.max_width, self.max_height)
self.image = ImageSurface(image)
self._width, self._height = image.width, image.height
def set_path(self, path):
image = Image(path)
if self.max_width:
image = image.resize_for_space(self.max_width, self.max_height)
self.image = ImageSurface(image)
self._width, self._height = image.width, image.height
