我们从Python开源项目中，提取了以下10个代码示例，用于说明如何使用ui.WebView()。
def init_size(self): # initialize with correct size when landscape orientation = ui.WebView(frame=(0,0,100,200)).eval_js('window.orientation') if orientation in (-90, 90): self.frame = (0, 0, self.height, self.width) def did_load(self): self.init_buttons() self.init_webbrowser() self.init_addressbar() self.init_size() self.flex = 'WH' self.bookmarks = self.load_bookmarks() self.history = self.load_history() self.addressbar_is_editing = False self.webpage_has_loaded = False self.favourite_images = {True :ui.Image.named('ionicons-ios7-star-32'), False:ui.Image.named('ionicons-ios7-star-outline-32')} def save_history(self, filename=filename_history): with open(filename, 'w') as f: url = self.get_url() if url in self.history: self.history.remove(url) self.history.append(url) f.seek(0) pickle.dump(self.history, f) def clear_history(self, sender, filename=filename_history): with open(filename, 'w') as f: self.history = [] f.seek(0) pickle.dump(self.history, f) sender.superview.superview['history'].data_source.items = self.history sender.superview.superview['history'].reload() def save_bookmark(self, filename=filename_bookmarks): with open(filename, 'w') as f: url = self.get_url() title = self.get_title() or self.parse_url(url) self.bookmarks[title] = url f.seek(0) json.dump(self.bookmarks, f, indent=4) self['controlpanel']['favourite'].image = self.favourite_images[True] def remove_bookmark(self, title=None, filename=filename_bookmarks): with open(filename, 'w') as f: title = title or self.get_title() del self.bookmarks[title] f.seek(0) json.dump(self.bookmarks, f, indent=4) self['controlpanel']['favourite'].image = self.favourite_images[False] def popup_menu(self): popup = ui.View(name='menu', frame=(0, 0, 320, 500)) toolbar = ui.View(frame=(-5, 0, 330, 100), name='toolbar') toolbar.border_width = 0.5 toolbar.border_color = '#B2B2B2' label = ui.Label() label.text = 'Bookmarks' label.alignment = ui.ALIGN_CENTER label.frame = (0, 0, 320, 50) label.name = 'title' segment_ctrl = ui.SegmentedControl(name='segctrl') segment_ctrl.segments = ['Bookmarks', 'History'] segment_ctrl.width = 170 segment_ctrl.center = popup.center segment_ctrl.y = label.height segment_ctrl.selected_index = 0 segment_ctrl.action = self.bookmarks_or_history button = ui.Button() button.frame = (segment_ctrl.x*3.5, segment_ctrl.y, 60, 30) button.font = ('<system>', 15) button.title= 'Clear' button.name = 'clear' button.action = self.clear_history button.hidden = True toolbar.add_subview(label) toolbar.add_subview(segment_ctrl) toolbar.add_subview(button) popup.add_subview(toolbar) data_source = ui.ListDataSource(sorted(self.bookmarks.keys())) popup.add_subview(self.list_bookmarks_and_history(data_source, width=320,height=toolbar.superview.height-toolbar.height, y=toolbar.height, name='bookmarks')) x, y = self['controlpanel']['bookmarks'].center popup.present('popover', popover_location=(x, y), hide_title_bar=True) def bookmarks_or_history(self, sender): toolbar = sender.superview if sender.selected_index == 0: toolbar['clear'].hidden = True toolbar['title'].text = 'Bookmarks' data_source = ui.ListDataSource(sorted(self.bookmarks.keys())) tv = self.list_bookmarks_and_history(data_source, width=320, height=toolbar.superview.height-toolbar.height, y=toolbar.height, name='bookmarks') toolbar.superview.remove_subview(toolbar.superview['history']) else: toolbar['clear'].hidden = False toolbar['title'].text = 'History' data_source = ui.ListDataSource(self.history[::-1]) tv = self.list_bookmarks_and_history(data_source, width=320, height=toolbar.superview.height-toolbar.height, y=toolbar.height, name='history') toolbar.superview['bookmarks'].hidden=True toolbar.superview.remove_subview(toolbar.superview['bookmarks']) sender.superview.superview.add_subview(tv) def list_bookmarks_and_history(self, data_source, **kwargs): tv = ui.TableView() tv.data_source = data_source tv.delegate = self for k, v in kwargs.items(): setattr(tv, k, v) return tv def show_more_menu(self): popup = ui.TableView() popup.width = 250 popup.height = 500 popup.name = 'More' popup.data_source = popup.delegate = self button = self['controlpanel']['more'] popup.present('popover', popover_location=(button.x, button.y+button.height)) def button_tapped(self, sender): if sender.name == 'favourite': if self.get_url() in self.bookmarks.values(): self.remove_bookmark() else: self.save_bookmark() elif sender.name == 'bookmarks': self.popup_menu() elif sender.name == 'more': self.show_more_menu() else: eval("self['webview'].{}()".format(sender.name)) def tableview_number_of_rows(self, tableview, section): if tableview.name == 'Bookmarks': return len(self.bookmarks) elif tableview.name == 'More': return 1 def tableview_cell_for_row(self, tableview, section, row): if tableview.name == 'Bookmarks': cell = ui.TableViewCell() cell.text_label.text = sorted(self.bookmarks.keys())[row] cell.image_view.image = ui.Image.named('ionicons-ios7-bookmarks-outline-32') cell.image_view.tint_color = '#66CCFF' return cell elif tableview.name == 'More': cell = ui.TableViewCell() cell.text_label.text = 'Settings' cell.image_view.image = ui.Image.named('ionicons-wrench-32') return cell @ui.in_background def tableview_did_select(self, tableview, section, row): if tableview.name == 'bookmarks': url = self.bookmarks[sorted(self.bookmarks.keys())[row]] self.load_url(url) tableview.superview.close() elif tableview.name == 'history': url = tableview.data_source.items[row] tableview.superview.close() self.load_url(url) elif tableview.name == 'More': tableview.close() console.hud_alert('No settings yet...', 'error', 1) def tableview_can_delete(self, tableview, section, row): return True def tableview_delete(self, tableview, section, row): item = sorted(self.bookmarks.keys())[row] self.remove_bookmark(item) tableview.reload() def textfield_did_begin_editing(self, textfield): self.addressbar_is_editing = True self.set_url() self['controlpanel']['reload'].hidden = True def textfield_did_end_editing(self, textfield): self.addressbar_is_editing = False self['controlpanel']['reload'].hidden = False self.set_url() def textfield_should_return(self, textfield): url = self['controlpanel']['addressbar'].text self.load_url(url) textfield.end_editing() return True def webview_did_start_load(self, webview): self.webpage_has_loaded = False def webview_did_finish_load(self, webview): if not self.addressbar_is_editing: self.set_url() self.webpage_has_loaded = True page_is_bookmarked = unicode(self.get_url()) in self.bookmarks.values() self['controlpanel']['favourite'].image = self.favourite_images[page_is_bookmarked] self.save_history()
def get_view(theme_manager): wv = ui.WebView() bh = buttonHandler(wv, theme_manager.currentTheme.tintColour) wvd = webViewDelegate(theme_manager.currentTheme.invertWebView, bh) wv.delegate = wvd wv.right_button_items = bh.getReloadButtons() return wv
def main(): title = os.path.split(editor.get_path())[1] html = editor.get_text() webview = ui.WebView(title) webview.load_html(html) webview.present()
def load_html(self, html): wv = ui.WebView('Markdown Preview') wv.scales_page_to_fit = True wv.load_html(html) w, h = scene.get_screen_size() wv.width = w wv.height = h-60 self.add_subview(wv)
def __init__(self): '''Children must call RootView.__init__(self), in order to set up hidden webview!''' self.__w=ui.WebView(frame=(1,1,1,1)) self.add_subview(self.__w)
def diff_working(repo,file,src=source.PATH): store=repo.object_store index=repo.open_index() tree=store[store[repo.head()].tree] parent_tree=store[store[store[repo.head()].parents[0]].tree] tree_ver=store[tree.lookup_path(store.peel_sha,file)[1]].data local_ver=open(os.path.join(repo.path,file)).read() h=HtmlDiff(wrapcolumn=70,tabsize=4) if src==source.PATH: f=h.make_file(tree_ver.splitlines(),local_ver.splitlines(), file, 'last commit:'+repo.head()) elif src==source.INDEX: index_ver=store[index._byname[file].sha].data f=h.make_file(tree_ver.splitlines(),index_ver.splitlines(),file+' staged change', 'last commit'+repo.head()) else: parent_tree_ver=store[parent_tree.lookup_path(store.peel_sha,file)[1]].data f=h.make_file(parent_tree_ver.splitlines(),tree_ver.splitlines(), file+' HEAD','HEAD^1') return f #f=diff_working(porcelain.open_repo('.'),'gitui.py') #w=ui.WebView() #w.load_html(f) #w.present()
def __init__(self, wikiname, basewikiurl, wikiurl): self.modulepath = os.path.dirname(os.path.abspath(__file__)) os.chdir(self.modulepath) self.wikidir = os.path.expanduser('~/.mw-' + wikiname) if not os.path.isdir(self.wikidir): os.mkdir(self.wikidir) self.webdelegate = WebViewDelegate(self) self.SearchTableViewDelegate = SearchTableViewDelegate if not wikiurl.endswith('/'): wikiurl += '/' # Create URLs assert not wikiurl.startswith('http'), 'must be end of wiki url' if basewikiurl.endswith('/'): basewikiurl = basewikiurl[:-1] self.basewikiurl = basewikiurl self.wikiurl = self.basewikiurl + wikiurl self.searchurl = self.wikiurl + 'Special:Search?search=' self.history = [] self.histIndex = 0 self.back = False self.closed = False if len(sys.argv) > 2: self.args = True else: self.args = False # Create WebView self.webview = ui.WebView() self.mainSource = '' self.webview.delegate = WebViewDelegate self.loadPage(self.wikiurl) self.searchButton = ui.ButtonItem(image=ui.Image.named( 'iob:search_24'), action=self.searchTapped) self.reloadButton = ui.ButtonItem(image=ui.Image.named( 'iob:refresh_24'), action=self.reloadTapped) self.backButton = ui.ButtonItem(image=ui.Image.named( 'iob:arrow_left_c_24'), action=self.backTapped) self.fwdButton = ui.ButtonItem(image=ui.Image.named( 'iob:arrow_right_c_24'), action=self.fwdTapped) self.homeButton = ui.ButtonItem(image=ui.Image.named('iob:home_24'), action=self.home) self.shareButton = ui.ButtonItem(image=ui.Image.named( 'iob:ios7_upload_outline_32'), action=self.share) self.safariButton = ui.ButtonItem(image=ui.Image.named( 'iob:compass_24'), action=self.safari) self.webview.right_button_items = [self.searchButton, self.reloadButton, self.fwdButton, self.backButton, self.homeButton] self.webview.left_button_items = [self.shareButton, self.safariButton] self.webview.present('fullscreen', animated=True) self.previousSearch = '' if len(sys.argv) > 1: self.search(sys.argv[1]) closeThread = threading.Thread(target=self.waitForClose) closeThread.start()
def __init__(self, frame = None, flex = None, background_color = None, name = None, accessory_keys = True, extras = [], css = None): if frame: self.frame = frame if flex: self.flex = flex if background_color: self.background_color = background_color if name: self.name = name self.extras = extras self.css = css or self.default_css self.proxy_delegate = None self.enable_links = True self.editing = False self.margins = (10, 10, 10, 10) self.link_prefix = 'pythonista-markdownview:relay?content=' self.debug_prefix = 'pythonista-markdownview:debug?content=' self.init_postfix = '#pythonista-markdownview-initialize' self.in_doc_prefix = '' self.to_add_to_beginning = ('', -1) self.backpanel = ui.View() self.add_subview(self.backpanel) # Web fragment is used to find the right scroll position when moving from editing to viewing self.web_fragment = ui.WebView() self.web_fragment.hidden = True self.web_fragment.delegate = MarkdownView.ScrollLoadDelegate() self.add_subview(self.web_fragment) self.markup = ui.TextView() self.add_subview(self.markup) self.markup.font = ('<system>', 12) self.web = ui.WebView() self.web.scales_page_to_fit = False self.web.content_mode = ui.CONTENT_TOP_LEFT self.add_subview(self.web) self.web.delegate = self self.markup.delegate = self self.markup.text = '' self.update_html() self.markup.bounces = False # Ghosts are used to determine preferred size self.markup_ghost = ui.TextView() self.markup_ghost.hidden = True #self.add_subview(self.markup_ghost) self.web_ghost = ui.WebView() self.web_ghost.hidden = True #self.add_subview(self.web_ghost) if accessory_keys: self.create_accessory_toolbar()
def webview_should_start_load(self, webview, url, nav_type): # Click, should start edit in markdown if url.startswith(self.link_prefix): left_side = unquote(url.replace(self.link_prefix, '')) self.start_editing(left_side.split()) #webview.stop() return False # Debug message from web page, print to console elif url.startswith(self.debug_prefix): debug_text = unquote(url.replace(self.debug_prefix, '')) print debug_text return False # Loaded by the web view at start, allow elif url.startswith('about:blank'): return True # Custom WebView initialization message # Used to check if in-doc links starting with '#' # have extra stuff in front elif url.endswith(self.init_postfix): self.in_doc_prefix = url[:len(url)-len(self.init_postfix)] self.web.hidden = False return False # If link starts with the extra stuff detected # at initialization, remove the extra if url.startswith(self.in_doc_prefix): url = url[len(self.in_doc_prefix):] # Check for custom link handling if self.can_call('webview_should_start_load'): return self.proxy_delegate.webview_should_start_load(webview, url, nav_type) # Handle in-doc links within the page elif url.startswith('#'): if self.can_call('webview_should_load_internal_link'): return self.proxy_delegate.webview_should_load_internal_link(webview, url) return True # Open 'http(s)' links in Safari # 'file' in built-in browser # Others like 'twitter' as OS decides else: if self.can_call('webview_should_load_external_link'): return self.proxy_delegate.webview_should_load_external_link(webview, url) if url.startswith('http:') or url.startswith('https:'): url = 'safari-' + url webbrowser.open(url) return False
