Python wx.FileDialog() Examples

def __save(self, prompt):
        if prompt or self._filename is None:
            defDir, defFile = '', ''
            if self._filename is not None:
                defDir, defFile = os.path.split(self._filename)
            dlg = wx.FileDialog(self,
                                'Save File',
                                defDir, defFile,
                                'rfmon files (*.rfmon)|*.rfmon',
                                wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT)
            if dlg.ShowModal() == wx.ID_CANCEL:
                return
            self._filename = dlg.GetPath()

        self.__update_settings()
        save_recordings(self._filename,
                        self._settings.get_freq(),
                        self._settings.get_gain(),
                        self._settings.get_cal(),
                        self._settings.get_dynamic_percentile(),
                        self._monitors)
        self.__set_title()

        self._isSaved = True
        self.__set_title() 

def OnLoadScriptSettings(self, event = None):
        dlg = wx.FileDialog(self, "File to open",
            defaultDir = gd.scriptSettingsPath,
            wildcard = "Script setting files (*.sconf)|*.sconf|All files|*",
            style = wx.OPEN)

        if dlg.ShowModal() == wx.ID_OK:
            s = util.loadFile(dlg.GetPath(), self)

            if s:
                cfg = config.Config()
                cfg.load(s)
                self.panel.ctrl.applyCfg(cfg)

                gd.scriptSettingsPath = os.path.dirname(dlg.GetPath())

        dlg.Destroy() 

def OnSaveScriptAs(self):
        if self.fileName:
            dDir = os.path.dirname(self.fileName)
            dFile = os.path.basename(self.fileName)
        else:
            dDir = misc.scriptDir
            dFile = u""

        dlg = wx.FileDialog(mainFrame, "Filename to save as",
            defaultDir = dDir,
            defaultFile = dFile,
            wildcard = "Trelby files (*.trelby)|*.trelby|All files|*",
            style = wx.SAVE | wx.OVERWRITE_PROMPT)
        if dlg.ShowModal() == wx.ID_OK:
            self.saveFile(dlg.GetPath())

        dlg.Destroy() 

def OnBrowse(self, event):
        if self.pf.filename:
            dDir = os.path.dirname(self.pf.filename)
            dFile = os.path.basename(self.pf.filename)
        else:
            dDir = self.lastDir
            dFile = u""

        dlg = wx.FileDialog(cfgFrame, "Choose font file",
            defaultDir = dDir, defaultFile = dFile,
            wildcard = "TrueType fonts (*.ttf;*.TTF)|*.ttf;*.TTF|All files|*",
            style = wx.OPEN)

        if dlg.ShowModal() == wx.ID_OK:
            self.fileEntry.SetValue(dlg.GetPath())
            self.fileEntry.SetInsertionPointEnd()

            fname = dlg.GetPath()

            self.nameEntry.SetValue(self.getFontPostscriptName(fname))
            self.lastDir = os.path.dirname(fname)

        dlg.Destroy() 

def on_open(self, event):
        """
        Recursively loads a KiCad schematic and all subsheets
        """
        #self.save_component_type_changes()
        open_dialog = wx.FileDialog(self, "Open KiCad Schematic", "", "",
                                         "Kicad Schematics (*.sch)|*.sch",
                                         wx.FD_OPEN | wx.FD_FILE_MUST_EXIST)

        if open_dialog.ShowModal() == wx.ID_CANCEL:
            return

        # Load Chosen Schematic
        print("opening File:", open_dialog.GetPath())

        # Store the path to the file history
        self.filehistory.AddFileToHistory(open_dialog.GetPath())
        self.filehistory.Save(self.config)
        self.config.Flush()

        self.load(open_dialog.GetPath()) 

def on_export(self, event):
        """
        Gets a file path via popup, then exports content
        """

        exporters = plugin_loader.load_export_plugins()

        wildcards = '|'.join([x.wildcard for x in exporters])

        export_dialog = wx.FileDialog(self, "Export BOM", "", "",
                                      wildcards,
                                      wx.FD_SAVE|wx.FD_OVERWRITE_PROMPT)

        if export_dialog.ShowModal() == wx.ID_CANCEL:
            return

        base, ext = os.path.splitext(export_dialog.GetPath())
        filt_idx = export_dialog.GetFilterIndex()

        exporters[filt_idx]().export(base, self.component_type_map) 

def OnImportScript(self, event = None):
        dlg = wx.FileDialog(self, "File to import",
            misc.scriptDir,
            wildcard = "Importable files (*.txt;*.fdx;*.celtx;*.astx;*.fountain;*.fadein)|" +
                       "*.fdx;*.txt;*.celtx;*.astx;*.fountain;*.fadein|" +
                       "Formatted text files (*.txt)|*.txt|" +
                       "Final Draft XML(*.fdx)|*.fdx|" +
                       "Celtx files (*.celtx)|*.celtx|" +
                       "Adobe Story XML files (*.astx)|*.astx|" +
                       "Fountain files (*.fountain)|*.fountain|" +
                       "Fadein files (*.fadein)|*.fadein|" +
                       "All files|*",
            style = wx.OPEN)

        if dlg.ShowModal() == wx.ID_OK:
            misc.scriptDir = dlg.GetDirectory()

            if not self.tabCtrl.getPage(self.findPage(self.panel))\
                   .ctrl.isUntouched():
                self.panel = self.createNewPanel()

            self.panel.ctrl.importFile(dlg.GetPath())
            self.panel.ctrl.updateScreen()

        dlg.Destroy() 

def __on_open(self, _event):
        if not self.__save_warning():
            return

        defDir, defFile = '', ''
        if self._filename is not None:
            defDir, defFile = os.path.split(self._filename)
        dlg = wx.FileDialog(self,
                            'Open File',
                            defDir, defFile,
                            'rfmon files (*.rfmon)|*.rfmon',
                            wx.FD_OPEN | wx.FD_FILE_MUST_EXIST)
        if dlg.ShowModal() == wx.ID_CANCEL:
            return

        self.open(dlg.GetPath())

        self._isSaved = True
        self.__set_title() 

def OnLoadSettings(self, event = None):
        dlg = wx.FileDialog(self, "File to open",
            defaultDir = os.path.dirname(gd.confFilename),
            defaultFile = os.path.basename(gd.confFilename),
            wildcard = "Setting files (*.conf)|*.conf|All files|*",
            style = wx.OPEN)

        if dlg.ShowModal() == wx.ID_OK:
            s = util.loadFile(dlg.GetPath(), self)

            if s:
                c = config.ConfigGlobal()
                c.load(s)
                gd.confFilename = dlg.GetPath()

                self.panel.ctrl.applyGlobalCfg(c, False)

        dlg.Destroy() 

def launchFileDialog(self, evt):
        # defining wildcard for suppported picture formats
        wildcard = "JPEG (*.jpg)|*.jpg|" \
                   "PNG (*.png)|*.png|" \
                   "GIF (*.gif)|*.gif"
        # defining the dialog object
        dialog = wx.FileDialog(self, message="Select Picture", defaultDir=os.getcwd(), defaultFile="",
                               wildcard=wildcard,
                               style=wx.FD_OPEN | wx.FD_MULTIPLE | wx.FD_CHANGE_DIR | wx.FD_FILE_MUST_EXIST | wx.FD_PREVIEW)
        # Function to retrieve file dialog response and return the full path of the first image (it is a multi-file selection dialog)
        if dialog.ShowModal() == wx.ID_OK:
            self.magic_collection[1].SetValue(
                "You have selected a Picture. It will now be processed!, Please wait! \nLoading.....")
            paths = dialog.GetPaths()

            # This adds the selected picture to the Right region. Right region object is retrieved from UI object array
            modification_bitmap1 = wx.Bitmap(paths[0])
            modification_image1 = modification_bitmap1.ConvertToImage()
            modification_image1 = modification_image1.Scale(650, 490, wx.IMAGE_QUALITY_HIGH)
            modification_bitmap2 = modification_image1.ConvertToBitmap()
            report_bitmap = wx.StaticBitmap(self.magic_collection[0], -1, modification_bitmap2, (0, 20))

            self.processPicture(paths[0],
                                "PROGRAM_INSTALL_FULLPATH\\inception_v3_weights_tf_dim_ordering_tf_kernels.h5",
                                "PROGRAM_INSTALL_FULLPATH\\imagenet_class_index.json") 

def OnLoadMesh(self, evt):
        dlg = wx.FileDialog(self, "Choose a file", ".", "", "OFF files (*.off)|*.off|TOFF files (*.toff)|*.toff|OBJ files (*.obj)|*.obj", wx.FD_OPEN)
        if dlg.ShowModal() == wx.ID_OK:
            filename = dlg.GetFilename()
            dirname = dlg.GetDirectory()
            filepath = os.path.join(dirname, filename)
            print dirname
            self.glcanvas.mesh = PolyMesh()
            print "Loading mesh %s..."%filename
            self.glcanvas.mesh.loadFile(filepath)
            self.glcanvas.meshCentroid = self.glcanvas.mesh.getCentroid()
            self.glcanvas.meshPrincipalAxes = self.glcanvas.mesh.getPrincipalAxes()
            print "Finished loading mesh"
            print self.glcanvas.mesh
            self.glcanvas.initMeshBBox()
            self.glcanvas.clearAllSelections()
            self.glcanvas.Refresh()
        dlg.Destroy()
        return 

def OnSaveFig(self,event):
		""" Basically the same as saving the figure by the toolbar button. """
		#widcards for file type selection
		wilds = "PDF (*.pdf)|*.pdf|" \
				"PNG (*.png)|*.png|" \
				"EPS (*.eps)|*.eps|" \
				"All files (*.*)|*.*"
		exts = ['.pdf','.png','.eps','.pdf'] # default to pdf
		SaveFileDialog = wx.FileDialog(self,message="Save Figure", defaultDir="./", defaultFile="figure",
			wildcard=wilds, style=wx.FD_SAVE|wx.FD_OVERWRITE_PROMPT)
		SaveFileDialog.SetFilterIndex(0)
		
		if SaveFileDialog.ShowModal() == wx.ID_OK:
			output_filename = SaveFileDialog.GetPath()
			if output_filename[-4:] == exts[SaveFileDialog.GetFilterIndex()]:
				output_filename = output_filename[:-4]
			
			#save all current figures
			for fig, id in zip(self.figs, self.fig_IDs):
				fig.savefig(output_filename+'_'+str(id)+exts[SaveFileDialog.GetFilterIndex()])
				
		SaveFileDialog.Destroy() 

def Save_Template_As(self, e):
            openFileDialog = wx.FileDialog(self, 'Save Template As', self.save_into_directory, '',
                                           'Content files (*.yaml; *.json)|*.yaml;*.json|All files (*.*)|*.*',
                                           wx.FD_SAVE | wx.wx.FD_OVERWRITE_PROMPT)
            if openFileDialog.ShowModal() == wx.ID_CANCEL:
                return
            json_ext = '.json'
            filename = openFileDialog.GetPath()
            self.status('Saving Template content...')
            h = open(filename, 'w')
            if filename[-len(json_ext):] == json_ext:
                h.write(self.report.template_dump_json().encode('utf-8'))
            else:
                h.write(self.report.template_dump_yaml().encode('utf-8'))
            h.close()
            self.status('Template content saved') 

def launchFileDialog(self, evt):
        # defining wildcard for suppported picture formats
        wildcard = "JPEG (*.jpg)|*.jpg|" \
                   "PNG (*.png)|*.png|" \
                   "GIF (*.gif)|*.gif"
        # defining the dialog object
        dialog = wx.FileDialog(self, message="Select Picture", defaultDir=os.getcwd(), defaultFile="",
                               wildcard=wildcard,
                               style=wx.FD_OPEN | wx.FD_MULTIPLE | wx.FD_CHANGE_DIR | wx.FD_FILE_MUST_EXIST | wx.FD_PREVIEW)
        # Function to retrieve file dialog response and return the full path of the first image (it is a multi-file selection dialog)
        if dialog.ShowModal() == wx.ID_OK:
            self.magic_collection[1].SetValue(
                "You have selected a Picture. It will now be processed!, Please wait! \nLoading.....")
            paths = dialog.GetPaths()

            # This adds the selected picture to the Right region. Right region object is retrieved from UI object array
            modification_bitmap1 = wx.Bitmap(paths[0])
            modification_image1 = modification_bitmap1.ConvertToImage()
            modification_image1 = modification_image1.Scale(650, 490, wx.IMAGE_QUALITY_HIGH)
            modification_bitmap2 = modification_image1.ConvertToBitmap()
            report_bitmap = wx.StaticBitmap(self.magic_collection[0], -1, modification_bitmap2, (0, 20))

            self.processPicture(paths[0],
                                "PROGRAM_INSTALL_FULLPATH\\DenseNet-BC-121-32.h5",
                                "PROGRAM_INSTALL_FULLPATH\\imagenet_class_index.json") 

def launchFileDialog(self, evt):
        # defining wildcard for suppported picture formats
        wildcard = "JPEG (*.jpg)|*.jpg|" \
                   "PNG (*.png)|*.png|" \
                   "GIF (*.gif)|*.gif"
        # defining the dialog object
        dialog = wx.FileDialog(self, message="Select Picture", defaultDir=os.getcwd(), defaultFile="",
                               wildcard=wildcard,
                               style=wx.FD_OPEN | wx.FD_MULTIPLE | wx.FD_CHANGE_DIR | wx.FD_FILE_MUST_EXIST | wx.FD_PREVIEW)
        # Function to retrieve file dialog response and return the full path of the first image (it is a multi-file selection dialog)
        if dialog.ShowModal() == wx.ID_OK:
            self.magic_collection[1].SetValue(
                "You have selected a Picture. It will now be processed!, Please wait! \nLoading.....")
            paths = dialog.GetPaths()

            # This adds the selected picture to the Right region. Right region object is retrieved from UI object array
            modification_bitmap1 = wx.Bitmap(paths[0])
            modification_image1 = modification_bitmap1.ConvertToImage()
            modification_image1 = modification_image1.Scale(650, 490, wx.IMAGE_QUALITY_HIGH)
            modification_bitmap2 = modification_image1.ConvertToBitmap()
            report_bitmap = wx.StaticBitmap(self.magic_collection[0], -1, modification_bitmap2, (0, 20))

            self.processPicture(paths[0],
                                "PROGRAM_INSTALL_FULLPATH\\squeezenet_weights_tf_dim_ordering_tf_kernels.h5",
                                "PROGRAM_INSTALL_FULLPATH\\imagenet_class_index.json") 

def launchFileDialog(self, evt):
        # defining wildcard for suppported picture formats
        wildcard = "JPEG (*.jpg)|*.jpg|" \
                   "PNG (*.png)|*.png|" \
                   "GIF (*.gif)|*.gif"
        # defining the dialog object
        dialog = wx.FileDialog(self, message="Select Picture", defaultDir=os.getcwd(), defaultFile="",
                               wildcard=wildcard,
                               style=wx.FD_OPEN | wx.FD_MULTIPLE | wx.FD_CHANGE_DIR | wx.FD_FILE_MUST_EXIST | wx.FD_PREVIEW)
        # Function to retrieve file dialog response and return the full path of the first image (it is a multi-file selection dialog)
        if dialog.ShowModal() == wx.ID_OK:
            self.magic_collection[1].SetValue(
                "You have selected a Picture. It will now be processed!, Please wait! \nLoading.....")
            paths = dialog.GetPaths()

            # This adds the selected picture to the Right region. Right region object is retrieved from UI object array
            modification_bitmap1 = wx.Bitmap(paths[0])
            modification_image1 = modification_bitmap1.ConvertToImage()
            modification_image1 = modification_image1.Scale(650, 490, wx.IMAGE_QUALITY_HIGH)
            modification_bitmap2 = modification_image1.ConvertToBitmap()
            report_bitmap = wx.StaticBitmap(self.magic_collection[0], -1, modification_bitmap2, (0, 20))

            self.processPicture(paths[0],
                                "PROGRAM_INSTALL_FULLPATH\\resnet50_weights_tf_dim_ordering_tf_kernels.h5",
                                "PROGRAM_INSTALL_FULLPATH\\imagenet_class_index.json") 

def _buttonLoadCardDataOnButtonClick(self, event):
        # Open file dialog;
        saveFileDialog = wx.FileDialog(self, "Load data from file ...", "", "", "All files (*.*)|*.*", wx.FD_OPEN)
        if saveFileDialog.ShowModal() == wx.ID_CANCEL:
            return
        file_path_name = saveFileDialog.GetPath()
        
        # Read card data from file;
        with open(file_path_name, 'rb') as f:
            card_data = f.read()
        if len(card_data) != 1024:
            self._Log('Invalid card data.', wx.LOG_Error)
            return
        
        # Set card data to Grid;
        for row_index in range(self._gridCardData.GetNumberRows()):
            for col_index in range(self._gridCardData.GetNumberCols()):
                self._gridCardData.SetCellValue(row_index, col_index, '%02X' % (ord(card_data[row_index * 0x10 + col_index])))
        self._Log('Card data has been loaded from file: %s.' % (file_path_name), wx.LOG_Info)
        return 

def on_button_click(self, event):
        file_path = self.text_ctrl.GetValue()
        if self.should_open_file(file_path):
            evt = InputFileAddedEvent(input_file=file_path)
            wx.PostEvent(self, evt)
            self.prev_file_path = file_path
            self.update_button_label()
            return

        # file_path is invalid. Open a file dialog.
        file_dialog = wx.FileDialog(self, _('Select a video file'))
        if file_dialog.ShowModal() != wx.ID_OK:
            return
        file_path = file_dialog.GetPath()
        self.text_ctrl.SetValue(file_path)


    # Callback from wx.FileDropTarget.OnDropFiles 

def new_external_profile(self, event):
        """Prompt for an external miner path, then create a miner.

        On Windows we validate against legal miners; on Linux they can pick
        whatever they want.
        """
        wildcard = _('External miner (*.exe)|*.exe|(*.py)|*.py') if sys.platform == 'win32' else '*.*'
        dialog = wx.FileDialog(self,
                               _("Select external miner:"),
                               defaultDir=os.path.join(get_module_path(), 'miners'),
                               defaultFile="",
                               wildcard=wildcard,
                               style=wx.OPEN)
        if dialog.ShowModal() != wx.ID_OK:
            return

        if sys.platform == 'win32' and dialog.GetFilename() not in SUPPORTED_BACKENDS:
            self.message(
                _("Unsupported external miner %(filename)s. Supported are: %(supported)s") % \
                  dict(filename=dialog.GetFilename(), supported='\n'.join(SUPPORTED_BACKENDS)),
                _("Miner not supported"), wx.OK | wx.ICON_ERROR)
            return
        path = os.path.join(dialog.GetDirectory(), dialog.GetFilename())
        dialog.Destroy()
        self.name_new_profile(extra_profile_data=dict(external_path="CGMINER")) 

def onChooseTestImage(self, event):
        """Open a file dialog to choose a test image."""
        with wx.FileDialog(self, "Choose a test image",
                           wildcard=("Image files (*.jpg;*.jpeg;*.png;*.bmp;*.gif;*.tiff;*.webp)"
                                     "|*.jpg;*.jpeg;*.png;*.bmp;*.gif;*.tiff;*.webp"),
                           defaultDir=self.frame.defdir,
                           style=wx.FD_OPEN | wx.FD_FILE_MUST_EXIST) as file_dialog:

            if file_dialog.ShowModal() == wx.ID_CANCEL:
                return     # the user changed their mind

            # Proceed loading the file chosen by the user
            self.test_image = file_dialog.GetPath()
            self.tc_testimage.SetValue(
                os.path.basename(self.test_image)
            )
        return 

def gui_webui_save_download(self, d2save, path):
        try:
            if sys.platform == 'win32':
                from win32com.shell import shell
                pidl = shell.SHGetSpecialFolderLocation(0, 5)
                defaultpath = shell.SHGetPathFromIDList(pidl)
            else:
                defaultpath = os.path.expandvars('$HOME')
        except:
            defaultpath = ''

        filename = 'test.mkv'
        if globalConfig.get_mode() == 'client_wx':
            import wx
            dlg = wx.FileDialog(None, message='Save file', defaultDir=defaultpath, defaultFile=filename, wildcard='All files (*.*)|*.*', style=wx.SAVE)
            dlg.Raise()
            result = dlg.ShowModal()
            dlg.Destroy()
            if result == wx.ID_OK:
                path = dlg.GetPath()
                d2save.save_content(path) 

def Save_Report_As(self, e):
            openFileDialog = wx.FileDialog(self, 'Save Report As', self.save_into_directory, '',
                                           'XML files (*.xml)|*.xml|All files (*.*)|*.*',
                                           wx.FD_SAVE | wx.wx.FD_OVERWRITE_PROMPT)
            if openFileDialog.ShowModal() == wx.ID_CANCEL:
                return
            filename = openFileDialog.GetPath()
            if filename == self.report._template_filename:
                wx.MessageBox('For safety reasons, template overwriting with generated report is not allowed!', 'Error',
                              wx.OK | wx.ICON_ERROR)
                return
            self.status('Generating and saving the report...')
            self.report.scan = self.scan
            self._clean_template()
            #self.report.xml_apply_meta()
            self.report.xml_apply_meta(vulnparam_highlighting=self.menu_view_v.IsChecked(), truncation=self.menu_view_i.IsChecked(), pPr_annotation=self.menu_view_p.IsChecked())
            self.report.save_report_xml(filename)
            #self._clean_template()

            # merge kb before generate
            self.ctrl_tc_k.SetValue('')
            self.menu_tools_merge_kb_into_content.Enable(False)

            self.status('Report saved') 

def OnLoadMesh(self, evt):
        dlg = wx.FileDialog(self, "Choose a file", ".", "", "OFF files (*.off)|*.off|TOFF files (*.toff)|*.toff|OBJ files (*.obj)|*.obj", wx.OPEN)
        if dlg.ShowModal() == wx.ID_OK:
            filename = dlg.GetFilename()
            dirname = dlg.GetDirectory()
            filepath = os.path.join(dirname, filename)
            print dirname
            self.glcanvas.mesh = PolyMesh()
            print "Loading mesh %s..."%filename
            self.glcanvas.mesh.loadFile(filepath)
            self.glcanvas.meshCentroid = self.glcanvas.mesh.getCentroid()
            self.glcanvas.meshPrincipalAxes = self.glcanvas.mesh.getPrincipalAxes()
            print "Finished loading mesh"
            print self.glcanvas.mesh
            self.glcanvas.initMeshBBox()
            self.glcanvas.Refresh()
        dlg.Destroy()
        return 

def getDialog(self):
        options = self.Parent._options
        return wx.FileDialog(
            self,
            style=wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT,
            defaultFile=options.get('default_file', _("enter_filename")),
            defaultDir=options.get('default_dir', _('')),
            message=options.get('message', _('choose_file')),
            wildcard=options.get('wildcard', wx.FileSelectorDefaultWildcardStr)
        ) 

def save_figure(self, *args):
        # Fetch the required filename and file type.
        filetypes, exts, filter_index = self.canvas._get_imagesave_wildcards()
        default_file = self.canvas.get_default_filename()
        dlg = wx.FileDialog(self._parent, "Save to file", "", default_file,
                            filetypes,
                            wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT)
        dlg.SetFilterIndex(filter_index)
        if dlg.ShowModal() == wx.ID_OK:
            dirname = dlg.GetDirectory()
            filename = dlg.GetFilename()
            DEBUG_MSG(
                'Save file dir:%s name:%s' %
                (dirname, filename), 3, self)
            format = exts[dlg.GetFilterIndex()]
            basename, ext = os.path.splitext(filename)
            if ext.startswith('.'):
                ext = ext[1:]
            if ext in ('svg', 'pdf', 'ps', 'eps', 'png') and format != ext:
                # looks like they forgot to set the image type drop
                # down, going with the extension.
                warnings.warn(
                    'extension %s did not match the selected '
                    'image type %s; going with %s' %
                    (ext, format, ext), stacklevel=2)
                format = ext
            try:
                self.canvas.figure.savefig(
                    os.path.join(dirname, filename), format=format)
            except Exception as e:
                error_msg_wx(str(e)) 

def trigger(self, *args):
        # Fetch the required filename and file type.
        filetypes, exts, filter_index = self.canvas._get_imagesave_wildcards()
        default_dir = os.path.expanduser(
            matplotlib.rcParams['savefig.directory'])
        default_file = self.canvas.get_default_filename()
        dlg = wx.FileDialog(self.canvas.GetTopLevelParent(), "Save to file",
                            default_dir, default_file, filetypes,
                            wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT)
        dlg.SetFilterIndex(filter_index)
        if dlg.ShowModal() != wx.ID_OK:
            return

        dirname = dlg.GetDirectory()
        filename = dlg.GetFilename()
        DEBUG_MSG('Save file dir:%s name:%s' % (dirname, filename), 3, self)
        format = exts[dlg.GetFilterIndex()]
        basename, ext = os.path.splitext(filename)
        if ext.startswith('.'):
            ext = ext[1:]
        if ext in ('svg', 'pdf', 'ps', 'eps', 'png') and format != ext:
            # looks like they forgot to set the image type drop
            # down, going with the extension.
            warnings.warn(
                'extension %s did not match the selected '
                'image type %s; going with %s' %
                (ext, format, ext), stacklevel=2)
            format = ext
        if default_dir != "":
            matplotlib.rcParams['savefig.directory'] = dirname
        try:
            self.canvas.figure.savefig(
                os.path.join(dirname, filename), format=format)
        except Exception as e:
            error_msg_wx(str(e)) 

def save_figure(self, *args):
        # Fetch the required filename and file type.
        filetypes, exts, filter_index = self.canvas._get_imagesave_wildcards()
        default_file = self.canvas.get_default_filename()
        dlg = wx.FileDialog(self._parent, "Save to file", "", default_file,
                            filetypes,
                            wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT)
        dlg.SetFilterIndex(filter_index)
        if dlg.ShowModal() == wx.ID_OK:
            dirname = dlg.GetDirectory()
            filename = dlg.GetFilename()
            DEBUG_MSG(
                'Save file dir:%s name:%s' %
                (dirname, filename), 3, self)
            format = exts[dlg.GetFilterIndex()]
            basename, ext = os.path.splitext(filename)
            if ext.startswith('.'):
                ext = ext[1:]
            if ext in ('svg', 'pdf', 'ps', 'eps', 'png') and format != ext:
                # looks like they forgot to set the image type drop
                # down, going with the extension.
                warnings.warn(
                    'extension %s did not match the selected '
                    'image type %s; going with %s' %
                    (ext, format, ext), stacklevel=2)
                format = ext
            try:
                self.canvas.figure.savefig(
                    os.path.join(dirname, filename), format=format)
            except Exception as e:
                error_msg_wx(str(e)) 

def getCredentialFile(self):
        # ask for the Credential file and save it in Config directory then return True
        defDir, defFile = '', ''
        dlg = wx.FileDialog(None,
               'Load Credential File',
                 '~', 'Credentials.json',
                 'json files (*.json)|*.json',
                 wx.FD_OPEN | wx.FD_FILE_MUST_EXIST)
        if dlg.ShowModal() == wx.ID_CANCEL:
            return False
        try:
            shutil.copy(dlg.GetPath(), self.credential_file)
            return True
        except:
            return False 

def OnSaveImage(self, event):
        dlg = wx.FileDialog(self, 'Save a PNG file', ".", '', '*.png', wx.SAVE)
        if dlg.ShowModal() == wx.ID_OK:
            filename = dlg.GetPath()
            self.save_image(filename)
        dlg.Destroy() 

def _GetFileDialog(self, title, flags, basename=''):
        directory = '.'
        if 'HOME' in os.environ:
            directory = os.environ['HOME']
        if self.conf.data_file is not None:
            directory = os.path.dirname(self.conf.data_file)
        return wx.FileDialog(self.frame, title, directory, basename,
                             'ThotKeeper journal files (*.tkj)|*.tkj',
                             flags)