paleo_view_v1_2.py 文件源码

def selectDefaultFileGenerationDirectory(self) :

        # Get current config tool options
        tool_option_values = self.getToolOptions()

        # Use existing Default File Generation Directory if it exists
        if path.exists(tool_option_values['default_file_generation_directory']) :
            initial_directory = tool_option_values['default_file_generation_directory']
        elif MAC_VERSION and environ.has_key('HOME') and path.exists(environ['HOME']) :
            initial_directory = environ['HOME']
        elif environ.has_key('USERPROFILE') and path.exists(environ['USERPROFILE']) : # PC version
            initial_directory = environ['USERPROFILE']
        else :
            initial_directory = getcwd()

        # Open file selection dialog
        default_file_generation_directory_path = askdirectory(title='Select the default directory for output files', initialdir=initial_directory)

        if default_file_generation_directory_path : # Directory selected

            # Create directory if it doesn't already exist
            if not path.exists(default_file_generation_directory_path) :
                try :
                    default_file_generation_directory_path = self.data_file_helper.createDirectoryPath(default_file_generation_directory_path)
                except Exception, e :
                    directory_name = self.data_file_helper.splitPath(default_file_generation_directory_path)['name']
                    showerror('Directory Error', 'Error loading or creating directory \"'+directory_name+'\". Check file permissions.')
                    print >> sys.stderr, 'Error loading or creating directory:', e

            # Set the directory
            default_file_generation_directory_path = path.normpath(str(default_file_generation_directory_path))
            self.data_file_helper.setFileGenerationDirectory(default_file_generation_directory_path)
            location_descr = 'File generation in \"' + self.data_file_helper.getFileGenerationDirectoryName() + '\"'
            self.generation_directory_label_text.set(location_descr)
            self.default_file_generation_directory_location.set(default_file_generation_directory_path)
            self.setToolOptions({ 'default_file_generation_directory' : default_file_generation_directory_path, 'default_file_generation_directory_set' : True })

            # Enable the generate button
            self.generate_button.configure(state=tk.NORMAL)

            # Reset focus to config window
            self.config_default_file_generation_directory_window.focus_set()

    # Menu Method: Download Climate Data