Python TextDisplay.set_text方法代碼示例

# 需要導入模塊: from Dialogs import TextDisplay [as 別名]
# 或者: from Dialogs.TextDisplay import set_text [as 別名]

#.........這裏部分代碼省略.........
        vpaned.set_position(int(0.65 * MIN_DIALOG_HEIGHT))

        # Connect events
        self.connect('key-press-event', self._handle_key_press)
        self.connect('show', self._update_gui)
        self.connect('response', self._handle_response)
        self.show_all()  # show all (performs initial gui update)

    def _params_changed(self):
        """
        Have the params in this dialog changed?
        Ex: Added, removed, type change, hide change...
        To the props dialog, the hide setting of 'none' and 'part' are identical.
        Therefore, the props dialog only cares if the hide setting is/not 'all'.
        Make a hash that uniquely represents the params' state.

        Returns:
            true if changed
        """
        old_hash = self._hash
        #create a tuple of things from each param that affects the params box
        self._hash = hash(tuple([(
            hash(param), param.get_type(), param.get_hide() == 'all',
        ) for param in self._block.get_params()]))
        return self._hash != old_hash

    def _handle_changed(self, *args):
        """
        A change occurred within a param:
        Rewrite/validate the block and update the gui.
        """
        #update for the block
        self._block.rewrite()
        self._block.validate()
        self._update_gui()
        self._activate_apply()

    def _activate_apply(self):
        self.set_response_sensitive(gtk.RESPONSE_APPLY, True)

    def _update_gui(self, *args):
        """
        Repopulate the parameters boxes (if changed).
        Update all the input parameters.
        Update the error messages box.
        Hide the box if there are no errors.
        Update the documentation block.
        Hide the box if there are no docs.
        """
        #update the params box
        if self._params_changed():
            #hide params box before changing
            for tab, label, vbox in self._params_boxes:
                vbox.hide_all()
                # empty the params box
                vbox.forall(lambda c: vbox.remove(c) or c.destroy())
                # repopulate the params box
                box_all_valid = True
                for param in filter(lambda p: p.get_tab_label() == tab, self._block.get_params()):
                    if param.get_hide() == 'all':
                        continue
                    box_all_valid = box_all_valid and param.is_valid()
                    input_widget = param.get_input(self._handle_changed, self._activate_apply)
                    vbox.pack_start(input_widget, input_widget.expand)
                label.set_markup(Utils.parse_template(TAB_LABEL_MARKUP_TMPL, valid=box_all_valid, tab=tab))
                #show params box with new params
                vbox.show_all()
        #update the errors box
        if self._block.is_valid():
            self._error_box.hide()
        else:
            self._error_box.show()
        messages = '\n\n'.join(self._block.get_error_messages())
        self._error_messages_text_display.set_text(messages)
        #update the docs box
        self._docs_text_display.set_text(self._block.get_doc())

    def _handle_key_press(self, widget, event):
        """
        Handle key presses from the keyboard.
        Call the ok response when enter is pressed.

        Returns:
            false to forward the keypress
        """
        if (event.keyval == gtk.keysyms.Return and
            event.state & gtk.gdk.CONTROL_MASK == 0 and
            not isinstance(widget.get_focus(), gtk.TextView)
        ):
            self.response(gtk.RESPONSE_ACCEPT)
            return True  # handled here
        return False  # forward the keypress

    def _handle_response(self, widget, response):
        if response == gtk.RESPONSE_APPLY:
            for tab, label, vbox in self._params_boxes:
                vbox.forall(lambda c: c.apply_pending_changes())
            self.set_response_sensitive(gtk.RESPONSE_APPLY, False)
            return True
        return False

# 需要導入模塊: from Dialogs import TextDisplay [as 別名]
# 或者: from Dialogs.TextDisplay import set_text [as 別名]

#.........這裏部分代碼省略.........
        self._docs_box.pack_start(gtk.Label(), False, False, LABEL_SPACING)
        self._docs_box.pack_start(get_title_label('Documentation'), False)
        self._docs_box.pack_start(self._docs_text_display, False)
        #Add the boxes
        vbox.pack_start(self._params_box, False)
        vbox.pack_start(self._error_box, False)
        vbox.pack_start(self._docs_box, False)
        #connect events
        self.connect('key-press-event', self._handle_key_press)
        self.connect('show', self._update_gui)
        #show all (performs initial gui update)
        self.show_all()

    def _params_changed(self):
        """
        Have the params in this dialog changed?
        Ex: Added, removed, type change, hide change...
        To the props dialog, the hide setting of 'none' and 'part' are identical.
        Therfore, the props dialog only cares if the hide setting is/not 'all'.
        Make a hash that uniquely represents the params' state.
        
        Returns:
            true if changed
        """
        old_hash = self._hash
        #create a tuple of things from each param that affects the params box
        self._hash = hash(tuple([(
            hash(param), param.get_type(), param.get_hide() == 'all',
        ) for param in self._block.get_params()]))
        return self._hash != old_hash

    def _handle_changed(self, *args):
        """
        A change occured within a param:
        Rewrite/validate the block and update the gui.
        """
        #update for the block
        self._block.rewrite()
        self._block.validate()
        self._update_gui()

    def _update_gui(self, *args):
        """
        Repopulate the parameters box (if changed).
        Update all the input parameters.
        Update the error messages box.
        Hide the box if there are no errors.
        Update the documentation block.
        Hide the box if there are no docs.
        """
        #update the params box
        if self._params_changed():
            #hide params box before changing
            self._params_box.hide_all()
            #empty the params box
            for io_param in list(self._input_object_params):
                self._params_box.remove(io_param)
                self._input_object_params.remove(io_param)
                io_param.destroy()
            #repopulate the params box
            for param in self._block.get_params():
                if param.get_hide() == 'all': continue
                io_param = param.get_input(self._handle_changed)
                self._input_object_params.append(io_param)
                self._params_box.pack_start(io_param, False)
            #show params box with new params
            self._params_box.show_all()
        #update the errors box
        if self._block.is_valid(): self._error_box.hide()
        else: self._error_box.show()
        messages = '\n\n'.join(self._block.get_error_messages())
        self._error_messages_text_display.set_text(messages)
        #update the docs box
        if self._block.get_doc(): self._docs_box.show()
        else: self._docs_box.hide()
        self._docs_text_display.set_text(self._block.get_doc())

    def _handle_key_press(self, widget, event):
        """
        Handle key presses from the keyboard.
        Call the ok response when enter is pressed.
        
        Returns:
            false to forward the keypress
        """
        if event.keyval == gtk.keysyms.Return:
            self.response(gtk.RESPONSE_ACCEPT)
            return True #handled here
        return False #forward the keypress

    def run(self):
        """
        Run the dialog and get its response.
        
        Returns:
            true if the response was accept
        """
        response = gtk.Dialog.run(self)
        self.destroy()
        return response == gtk.RESPONSE_ACCEPT

# 需要導入模塊: from Dialogs import TextDisplay [as 別名]
# 或者: from Dialogs.TextDisplay import set_text [as 別名]
class ParamsDialog(gtk.Dialog):
	"""A dialog box to set block parameters."""

	def __init__(self, block):
		"""
		SignalBlockParamsDialog contructor.
		@param block the signal block
		"""
		gtk.Dialog.__init__(self,
			title='Properties: %s'%block.get_name(),
			buttons=(gtk.STOCK_CLOSE, gtk.RESPONSE_CLOSE),
		)
		self.block = block
		self.set_size_request(MIN_DIALOG_WIDTH, MIN_DIALOG_HEIGHT)
		vbox = gtk.VBox()
		#Add the title label
		vbox.pack_start(get_title_label('Parameters'), False)
		#Create the scrolled window to hold all the parameters
		scrolled_window = gtk.ScrolledWindow()
		scrolled_window.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
		scrolled_window.add_with_viewport(vbox)
		self.vbox.pack_start(scrolled_window, True)
		#Error Messages for the block
		self._error_box = gtk.VBox()
		self._error_messages_text_display = TextDisplay()
		self._error_box.pack_start(gtk.Label(), False, False, 7) #spacing
		self._error_box.pack_start(get_title_label('Error Messages'), False)
		self._error_box.pack_start(self._error_messages_text_display, False)
		#Docs for the block
		self._docs_box = err_box = gtk.VBox()
		self._docs_text_display = TextDisplay()
		self._docs_box.pack_start(gtk.Label(), False, False, 7) #spacing
		self._docs_box.pack_start(get_title_label('Documentation'), False)
		self._docs_box.pack_start(self._docs_text_display, False)
		#Add all the parameters
		for param in self.block.get_params():
			vbox.pack_start(param.get_input_object(self._handle_changed), False)
		#Add the error and docs box
		vbox.pack_start(self._error_box, False)
		vbox.pack_start(self._docs_box, False)
		#connect and show
		self.connect('key_press_event', self._handle_key_press)
		self.show_all()
		#initial update
		for param in self.block.get_params(): param.update()
		self._update()

	def _update(self):
		"""
		Update the error messages box.
		Hide the box if there are no errors.
		Update the documentation block.
		Hide the box if there are no docs.
		"""
		self.block.validate()
		#update the errors box
		if self.block.is_valid(): self._error_box.hide()
		else: self._error_box.show()
		messages = '\n\n'.join(self.block.get_error_messages())
		self._error_messages_text_display.set_text(messages)
		#update the docs box
		if self.block.get_doc(): self._docs_box.show()
		else: self._docs_box.hide()
		self._docs_text_display.set_text(self.block.get_doc())

	def _handle_key_press(self, widget, event):
		"""
		Handle key presses from the keyboard.
		Call the ok response when enter is pressed.
		@return false to forward the keypress
		"""
		keyname = gtk.gdk.keyval_name(event.keyval)
		if keyname == 'Return': self.response(gtk.RESPONSE_OK)
		return False #forward the keypress

	def _handle_changed(self, param):
		"""
		A change occured, update any dependent parameters:
		The enum inside the variable type may have changed and,
		the variable param will need an external update.
		@param param the graphical parameter that initiated the callback
		"""
		#update dependent params
		if param.is_enum():
			for other_param in param.get_parent().get_params():
				if param.get_key() is not other_param.get_key() and (
				param.get_key() in other_param._type or \
				param.get_key() in other_param._hide): other_param.update()
		#update
		self._update()
		return True

	def run(self):
		"""
		Call run().
		@return true if a change occured.
		"""
		original_data = list()
		for param in self.block.get_params():
			original_data.append(param.get_value())
#.........這裏部分代碼省略.........