def __init__(self): super(FormAdvancedLayoutExample, self).__init__() # the 'POJO' we're editing. # The Person class is imported from the basic form example. self._person = Person() # a person POJO personItem = BeanItem(self._person) # item from POJO # Create the Form personForm = FormWithComplexLayout(personItem, self) # Add form to layout self.addComponent(personForm) # The cancel / apply buttons buttons = HorizontalLayout() buttons.setSpacing(True) discardChanges = Button("Discard changes", DiscardListener(personForm)) discardChanges.setStyleName(BaseTheme.BUTTON_LINK) buttons.addComponent(discardChanges) buttons.setComponentAlignment(discardChanges, Alignment.MIDDLE_LEFT) aply = Button("Apply", ApplyListener(personForm)) buttons.addComponent(aply) personForm.getFooter().setMargin(True) personForm.getFooter().addComponent(buttons) # button for showing the internal state of the POJO l = InternalStateListener(self) showPojoState = Button("Show POJO internal state", l) self.addComponent(showPojoState)
class ImmediateUploadExample(VerticalLayout): def __init__(self): super(ImmediateUploadExample, self).__init__() self.setSpacing(True) self._status = Label('Please select a file to upload') self._pi = ProgressIndicator() self._receiver = MyReceiver() self._progressLayout = HorizontalLayout() self._upload = Upload(None, self._receiver) # Slow down the upload self._receiver.setSlow(True) self.addComponent(self._status) self.addComponent(self._upload) self.addComponent(self._progressLayout) # Make uploading start immediately when file is selected self._upload.setImmediate(True) self._upload.setButtonCaption('Select file') self._progressLayout.setSpacing(True) self._progressLayout.setVisible(False) self._progressLayout.addComponent(self._pi) self._progressLayout.setComponentAlignment(self._pi, Alignment.MIDDLE_LEFT) cancelProcessing = Button('Cancel') cancelProcessing.addListener(CancelListener(self), button.IClickListener) cancelProcessing.setStyleName('small') self._progressLayout.addComponent(cancelProcessing) # =========== Add needed listener for the upload component: start, # progress, finish, success, fail =========== self._upload.addListener(StartedListener(self), upload.IStartedListener) self._upload.addListener(ProgressListener(self), upload.IProgressListener) self._upload.addListener(SucceededListener(self), upload.ISucceededListener) self._upload.addListener(FailedListener(self), upload.IFailedListener) self._upload.addListener(FinishedListener(self), upload.IFinishedListener)
def __init__(self): super(ProminentPrimaryActionExample, self).__init__() self.setSpacing(True) # Cancel / Save horiz = HorizontalLayout() horiz.setCaption('Save/cancel example:') horiz.setSpacing(True) horiz.setMargin(True) self.addComponent(horiz) secondary = Button('Cancel', self) secondary.setStyleName(BaseTheme.BUTTON_LINK) horiz.addComponent(secondary) primary = Button('Save', self) horiz.addComponent(primary) # Sign up / Sign in horiz = HorizontalLayout() horiz.setCaption('Sign up example:') horiz.setSpacing(True) horiz.setMargin(True) self.addComponent(horiz) primary = Button('Sign up', self) primary.addStyleName('primary') horiz.addComponent(primary) secondary = Button('or Sign in', self) secondary.setStyleName(BaseTheme.BUTTON_LINK) horiz.addComponent(secondary) horiz.setComponentAlignment(secondary, Alignment.MIDDLE_LEFT) # Login / Forgot password? vert = VerticalLayout() vert.setCaption('Login example:') vert.setSizeUndefined() vert.setSpacing(True) vert.setMargin(True) self.addComponent(vert) primary = Button('Login', self) vert.addComponent(primary) vert.setComponentAlignment(primary, Alignment.BOTTOM_RIGHT) secondary = Button('Forgot your password?', self) secondary.setStyleName(BaseTheme.BUTTON_LINK) vert.addComponent(secondary) vert.setComponentAlignment(secondary, Alignment.BOTTOM_RIGHT)
def __init__(self): super(FormPojoExample, self).__init__() self._person = Person() # a person POJO personItem = BeanItem(self._person) # item from POJO # Create the Form personForm = Form() personForm.setCaption('Personal details') personForm.setWriteThrough(False) # we want explicit 'apply' personForm.setInvalidCommitted(False) # no invalid values in datamodel # FieldFactory for customizing the fields and adding validators personForm.setFormFieldFactory(PersonFieldFactory(self)) personForm.setItemDataSource(personItem) # bind to POJO via BeanItem # Determines which properties are shown, and in which order: personForm.setVisibleItemProperties(['firstName', 'lastName', 'countryCode', 'password', 'birthdate', 'shoesize', 'uuid']) # Add form to layout self.addComponent(personForm) # The cancel / apply buttons buttons = HorizontalLayout() buttons.setSpacing(True) discardChanges = Button('Discard changes', DiscardListener(personForm)) discardChanges.setStyleName(BaseTheme.BUTTON_LINK) buttons.addComponent(discardChanges) buttons.setComponentAlignment(discardChanges, Alignment.MIDDLE_LEFT) aply = Button('Apply', ApplyListener(personForm)) buttons.addComponent(aply) personForm.getFooter().addComponent(buttons) personForm.getFooter().setMargin(False, False, True, True) # button for showing the internal state of the POJO l = InternalStateListener(self) showPojoState = Button('Show POJO internal state', l) self.addComponent(showPojoState)
def __init__(self): super(ProgressIndicatorsExample, self).__init__() self.setSpacing(True) self.addComponent(Label('<strong>Normal mode</strong> ' 'Runs for 20 seconds', Label.CONTENT_XHTML)) hl = HorizontalLayout() hl.setSpacing(True) self.addComponent(hl) # Add a normal progress indicator self._pi1 = ProgressIndicator() self._pi1.setIndeterminate(False) self._pi1.setEnabled(False) hl.addComponent(self._pi1) hl.setComponentAlignment(self._pi1, Alignment.MIDDLE_LEFT) self._startButton1 = Button('Start normal', NormalListener(self)) self._startButton1.setStyleName('small') hl.addComponent(self._startButton1) self.addComponent(Label('<strong>Indeterminate mode</strong> ' 'Runs for 10 seconds', Label.CONTENT_XHTML)) hl = HorizontalLayout() hl.setSpacing(True) self.addComponent(hl) # Add an indeterminate progress indicator self._pi2 = ProgressIndicator() self._pi2.setIndeterminate(True) self._pi2.setPollingInterval(5000) self._pi2.setEnabled(False) hl.addComponent(self._pi2) l = IndeterminateListener(self) self._startButton2 = Button('Start indeterminate', l) self._startButton2.setStyleName('small') hl.addComponent(self._startButton2)
def createCoreHorizontal(self, recurse): l = HorizontalLayout() l.setSizeFull() tf = TextField('Top') l.addComponent(tf) l.setComponentAlignment(tf, Alignment.TOP_LEFT) tf = TextField('Middle') l.addComponent(tf) l.setComponentAlignment(tf, Alignment.MIDDLE_LEFT) tf = TextField('Bottom') l.addComponent(tf) tf.setWidth('50%') l.setComponentAlignment(tf, Alignment.BOTTOM_LEFT) if recurse > 0: recurse -= 1 createCoreVertical = self.createCoreVertical(recurse) l.addComponent(createCoreVertical) l.setExpandRatio(createCoreVertical, 1) return l
class TreeSingleSelectExample(HorizontalLayout, IValueChangeListener, button.IClickListener, action.IHandler): # Actions for the context menu _ACTION_ADD = Action('Add child item') _ACTION_DELETE = Action('Delete') def __init__(self): super(TreeSingleSelectExample, self).__init__() self.setSpacing(True) # Create the Tree,a dd to layout self._tree = Tree('Hardware Inventory') self.addComponent(self._tree) # Contents from a (prefilled example) hierarchical container: self._tree.setContainerDataSource(ExampleUtil.getHardwareContainer()) # Add Valuechangelistener and Actionhandler self._tree.addListener(self, IValueChangeListener) # Add actions (context menu) self._tree.addActionHandler(self) # Cause valueChange immediately when the user selects self._tree.setImmediate(True) # Set tree to show the 'name' property as caption for items self._tree.setItemCaptionPropertyId(ExampleUtil.hw_PROPERTY_NAME) self._tree.setItemCaptionMode(AbstractSelect.ITEM_CAPTION_MODE_PROPERTY) # Expand whole tree for idd in self._tree.rootItemIds(): self._tree.expandItemsRecursively(idd) # Create the 'editor bar' (textfield and button in a horizontallayout) self._editBar = HorizontalLayout() self._editBar.setMargin(False, False, False, True) self._editBar.setEnabled(False) self.addComponent(self._editBar) # textfield self._editor = TextField('Item name') self._editor.setImmediate(True) self._editBar.addComponent(self._editor) # apply-button self._change = Button('Apply', self)#, 'buttonClick') FIXME: listener self._editBar.addComponent(self._change) self._editBar.setComponentAlignment(self._change, Alignment.BOTTOM_LEFT) def valueChange(self, event): if event.getProperty().getValue() is not None: # If something is selected from the tree, get it's 'name' and # insert it into the textfield val = self._tree.getItem( event.getProperty().getValue()).getItemProperty( ExampleUtil.hw_PROPERTY_NAME) self._editor.setValue(val) self._editor.requestRepaint() self._editBar.setEnabled(True) else: self._editor.setValue('') self._editBar.setEnabled(False) def buttonClick(self, event): # If the edited value contains something, set it to be the item's new # 'name' property if not (self._editor.getValue() == ''): item = self._tree.getItem(self._tree.getValue()) name = item.getItemProperty(ExampleUtil.hw_PROPERTY_NAME) name.setValue(self._editor.getValue()) # Returns the set of available actions def getActions(self, target, sender): return [self._ACTION_ADD, self._ACTION_DELETE] # Handle actions def handleAction(self, a, sender, target): if a == self._ACTION_ADD: # Allow children for the target item, and expand it self._tree.setChildrenAllowed(target, True) self._tree.expandItem(target) # Create new item, set parent, disallow children (= leaf node) itemId = self._tree.addItem() self._tree.setParent(itemId, target) self._tree.setChildrenAllowed(itemId, False) # Set the name for this item (we use it as item caption) item = self._tree.getItem(itemId) name = item.getItemProperty(ExampleUtil.hw_PROPERTY_NAME) name.setValue('New Item') elif a == self._ACTION_DELETE: parent = self._tree.getParent(target) self._tree.removeItem(target) # If the deleted object's parent has no more children, set it's # childrenallowed property to false (= leaf node) if parent is not None and len(self._tree.getChildren(parent)) == 0: self._tree.setChildrenAllowed(parent, False)
def __init__(self, app): super(SamplerWindow, self).__init__() self._app = app self._currentList = FeatureGrid(self._app) self._featureView = FeatureView() self._currentFeature = ObjectProperty(None, Feature) self._mainSplit = None self._navigationTree = None # self._webAnalytics = GoogleAnalytics('UA-658457-6', 'none') # "backbutton" self._uriFragmentUtility = UriFragmentUtility() # breadcrumbs self._breadcrumbs = BreadCrumbs(self) self._previousSample = None self._nextSample = None self._search = None self.theme = None # Main top/expanded-bottom layout mainExpand = VerticalLayout() self.setContent(mainExpand) self.setSizeFull() mainExpand.setSizeFull() self.setCaption(self._TITLE) self.setTheme(self._app._currentApplicationTheme) # topbar (navigation) nav = HorizontalLayout() mainExpand.addComponent(nav) nav.setHeight('44px') nav.setWidth('100%') nav.setStyleName('topbar') nav.setSpacing(True) nav.setMargin(False, True, False, False) # Upper left logo logo = self.createLogo() nav.addComponent(logo) nav.setComponentAlignment(logo, Alignment.MIDDLE_LEFT) # Breadcrumbs nav.addComponent(self._breadcrumbs) nav.setExpandRatio(self._breadcrumbs, 1) nav.setComponentAlignment(self._breadcrumbs, Alignment.MIDDLE_LEFT) # invisible analytics -component # nav.addComponent(self._webAnalytics) # "backbutton" nav.addComponent(self._uriFragmentUtility) self._uriFragmentUtility.addListener(UriListener(self), IFragmentChangedListener) # Main left/right split; hidden menu tree self._mainSplit = HorizontalSplitPanel() self._mainSplit.setSizeFull() self._mainSplit.setStyleName('main-split') mainExpand.addComponent(self._mainSplit) mainExpand.setExpandRatio(self._mainSplit, 1) # Select theme themeSelect = self.createThemeSelect() nav.addComponent(themeSelect) nav.setComponentAlignment(themeSelect, Alignment.MIDDLE_LEFT) # Layouts for top area buttons quicknav = HorizontalLayout() arrows = HorizontalLayout() nav.addComponent(quicknav) nav.addComponent(arrows) nav.setComponentAlignment(quicknav, Alignment.MIDDLE_LEFT) nav.setComponentAlignment(arrows, Alignment.MIDDLE_LEFT) quicknav.setStyleName('segment') arrows.setStyleName('segment') # Previous sample self._previousSample = self.createPrevButton() arrows.addComponent(self._previousSample) # Next sample self._nextSample = self.createNextButton() arrows.addComponent(self._nextSample) # "Search" combobox searchComponent = self.createSearch() quicknav.addComponent(searchComponent) # Menu tree, initially shown menuLayout = CssLayout() allSamples = ActiveLink('All Samples', ExternalResource('#')) menuLayout.addComponent(allSamples) self._navigationTree = self.createMenuTree() menuLayout.addComponent(self._navigationTree) self._mainSplit.setFirstComponent(menuLayout) # Show / hide tree treeSwitch = self.createTreeSwitch() quicknav.addComponent(treeSwitch) self.addListener(WindowCloseListener(self, self._app), window.ICloseListener) self.updateFeatureList(self._currentList)
def init(self): # We'll build the whole UI here, since the application will not # contain any logic. Otherwise it would be more practical to # separate parts of the UI into different classes and methods. # Main (browser) window, needed in all Muntjac applications rootLayout = VerticalLayout() root = Window('MuntjacTunes', rootLayout) # We'll attach the window to the browser view already here, so # we won't forget it later. self.setMainWindow(root) root.showNotification(('This is an example of how you can do layouts ' 'in Muntjac.<br/>It is not a working sound player.'), Notification.TYPE_HUMANIZED_MESSAGE) # Our root window contains one VerticalLayout, let's make # sure it's 100% sized, and remove unwanted margins rootLayout.setSizeFull() rootLayout.setMargin(False) # Top area, containing playback and volume controls, play status, # view modes and search top = HorizontalLayout() top.setWidth('100%') top.setMargin(False, True, False, True) # Enable horizontal margins top.setSpacing(True) # Let's attach that one straight away too root.addComponent(top) # Create the placeholders for all the components in the top area playback = HorizontalLayout() volume = HorizontalLayout() status = HorizontalLayout() viewmodes = HorizontalLayout() search = ComboBox() # Add the components and align them properly top.addComponent(playback) top.addComponent(volume) top.addComponent(status) top.addComponent(viewmodes) top.addComponent(search) top.setComponentAlignment(playback, Alignment.MIDDLE_LEFT) top.setComponentAlignment(volume, Alignment.MIDDLE_LEFT) top.setComponentAlignment(status, Alignment.MIDDLE_CENTER) top.setComponentAlignment(viewmodes, Alignment.MIDDLE_LEFT) top.setComponentAlignment(search, Alignment.MIDDLE_LEFT) # We want our status area to expand if the user resizes the root # window, and we want it to accommodate as much space as there is # available. All other components in the top layout should stay fixed # sized, so we don't need to specify any expand ratios for them (they # will automatically revert to zero after the following line). top.setExpandRatio(status, 1.0) # Playback controls prev = NativeButton('Previous') play = NativeButton('Play/pause') nextt = NativeButton('Next') playback.addComponent(prev) playback.addComponent(play) playback.addComponent(nextt) # Set spacing between the buttons playback.setSpacing(True) # Volume controls mute = NativeButton('mute') vol = Slider() vol.setOrientation(Slider.ORIENTATION_HORIZONTAL) vol.setWidth('100px') maxx = NativeButton('max') volume.addComponent(mute) volume.addComponent(vol) volume.addComponent(maxx) # Status area status.setWidth('80%') status.setSpacing(True) toggleVisualization = NativeButton('Mode') timeFromStart = Label('0:00') # We'll need another layout to show currently playing track and # progress trackDetails = VerticalLayout() trackDetails.setWidth('100%') track = Label('Track Name') album = Label('Album Name - Artist') track.setWidth(None) album.setWidth(None) progress = Slider() progress.setOrientation(Slider.ORIENTATION_HORIZONTAL) progress.setWidth('100%') trackDetails.addComponent(track) trackDetails.addComponent(album) trackDetails.addComponent(progress) trackDetails.setComponentAlignment(track, Alignment.TOP_CENTER) trackDetails.setComponentAlignment(album, Alignment.TOP_CENTER) timeToEnd = Label('-4:46') jumpToTrack = NativeButton('Show') # Place all components to the status layout and align them properly status.addComponent(toggleVisualization) status.setComponentAlignment(toggleVisualization, Alignment.MIDDLE_LEFT) status.addComponent(timeFromStart) status.setComponentAlignment(timeFromStart, Alignment.BOTTOM_LEFT) status.addComponent(trackDetails) status.addComponent(timeToEnd) status.setComponentAlignment(timeToEnd, Alignment.BOTTOM_LEFT) status.addComponent(jumpToTrack) status.setComponentAlignment(jumpToTrack, Alignment.MIDDLE_LEFT) # Then remember to specify the expand ratio status.setExpandRatio(trackDetails, 1.0) # View mode buttons viewAsTable = NativeButton('Table') viewAsGrid = NativeButton('Grid') coverflow = NativeButton('Coverflow') viewmodes.addComponent(viewAsTable) viewmodes.addComponent(viewAsGrid) viewmodes.addComponent(coverflow) # That covers the top bar. Now let's move on to the sidebar # and track listing # We'll need one splitpanel to separate the sidebar and track listing bottom = HorizontalSplitPanel() root.addComponent(bottom) # The splitpanel is by default 100% x 100%, but we'll need to # adjust our main window layout to accommodate the height root.getContent().setExpandRatio(bottom, 1.0) # Give the sidebar less space than the listing bottom.setSplitPosition(200, ISizeable.UNITS_PIXELS) # Let's add some content to the sidebar # First, we need a layout to but all components in sidebar = VerticalLayout() sidebar.setSizeFull() bottom.setFirstComponent(sidebar) # Then we need some labels and buttons, and an album cover image The # labels and buttons go into their own vertical layout, since we want # the 'sidebar' layout to be expanding (cover image in the bottom). # VerticalLayout is by default 100% wide. selections = VerticalLayout() library = Label('Library') music = NativeButton('Music') music.setWidth('100%') store = Label('Store') muntjacTunesStore = NativeButton('MuntjacTunes Store') muntjacTunesStore.setWidth('100%') purchased = NativeButton('Purchased') purchased.setWidth('100%') playlists = Label('Playlists') genius = NativeButton('Geniues') genius.setWidth('100%') recent = NativeButton('Recently Added') recent.setWidth('100%') # Lets add them to the 'selections' layout selections.addComponent(library) selections.addComponent(music) selections.addComponent(store) selections.addComponent(muntjacTunesStore) selections.addComponent(purchased) selections.addComponent(playlists) selections.addComponent(genius) selections.addComponent(recent) # Then add the selections to the sidebar, and set it expanding sidebar.addComponent(selections) sidebar.setExpandRatio(selections, 1.0) # Then comes the cover artwork (we'll add the actual image in the # themeing section) cover = Embedded('Currently Playing') sidebar.addComponent(cover) # And lastly, we need the track listing table It should fill the whole # left side of our bottom layout listing = Table() listing.setSizeFull() listing.setSelectable(True) bottom.setSecondComponent(listing) # Add the table headers listing.addContainerProperty('Name', str, '') listing.addContainerProperty('Time', str, '0:00') listing.addContainerProperty('Artist', str, '') listing.addContainerProperty('Album', str, '') listing.addContainerProperty('Genre', str, '') listing.addContainerProperty('Rating', NativeSelect, NativeSelect()) # Lets populate the table with random data tracks = ['Red Flag', 'Millstone', 'Not The Sun', 'Breath', 'Here We Are', 'Deep Heaven', 'Her Voice Resides', 'Natural Tan', 'End It All', 'Kings', 'Daylight Slaving', 'Mad Man', 'Resolve', 'Teargas', 'African Air', 'Passing Bird'] times = ['4:12', '6:03', '5:43', '4:32', '3:42', '4:45', '2:56', '9:34', '2:10', '3:44', '5:49', '6:30', '5:18', '7:42', '3:13', '2:52'] artists = ['Billy Talent', 'Brand New', 'Breaking Benjamin', 'Becoming The Archetype', 'Bullet For My Valentine', 'Chasing Victory', 'Chimaira', 'Danko Jones', 'Deadlock', 'Deftones', 'From Autumn To Ashes', 'Haste The Day', 'Four Year Strong', 'In Flames', 'Kemopetrol', 'John Legend'] albums = ['Once Again', 'The Caitiff Choir', 'The Devil And God', 'Light Grenades', 'Dicthonomy', 'Back In Black', 'Dreamer', 'Come Clarity', 'Year Zero', 'Frames', 'Fortress', 'Phobia', 'The Poison', 'Manifesto', 'White Pony', 'The Big Dirty'] genres = ['Rock', 'Metal', 'Hardcore', 'Indie', 'Pop', 'Alternative', 'Blues', 'Jazz', 'Hip Hop', 'Electronica', 'Punk', 'Hard Rock', 'Dance', 'R\'n\'B', 'Gospel', 'Country'] for i in range(100): s = NativeSelect() s.addItem('1 star') s.addItem('2 stars') s.addItem('3 stars') s.addItem('4 stars') s.addItem('5 stars') s.select('%d stars' % (i % 5)) index = i % 16 listing.addItem([tracks[index], times[index], artists[index], albums[index], genres[index], s], i) # We'll align the track time column to right as well listing.setColumnAlignment('Time', Table.ALIGN_RIGHT) # TODO: the footer # Now what's left to do? Themeing of course. self.setTheme('vaadintunes') # Let's give a namespace to our application window. This way, if # someone uses the same theme for different applications, we don't # get unwanted style conflicts. root.setStyleName('tTunes') top.setStyleName('top') top.setHeight('75px') # Same as the background image height playback.setStyleName('playback') playback.setMargin(False, True, False, False) # Add right-side margin play.setStyleName('play') nextt.setStyleName('next') prev.setStyleName('prev') playback.setComponentAlignment(prev, Alignment.MIDDLE_LEFT) playback.setComponentAlignment(nextt, Alignment.MIDDLE_LEFT) volume.setStyleName('volume') mute.setStyleName('mute') maxx.setStyleName('max') vol.setWidth('78px') status.setStyleName('status') status.setMargin(True) status.setHeight('46px') # Height of the background image toggleVisualization.setStyleName('toggle-vis') jumpToTrack.setStyleName('jump') viewAsTable.setStyleName('viewmode-table') viewAsGrid.setStyleName('viewmode-grid') coverflow.setStyleName('viewmode-coverflow') sidebar.setStyleName('sidebar') music.setStyleName('selected') cover.setSource(ThemeResource('images/album-cover.jpg')) # Because this is an image, it will retain it's aspect ratio cover.setWidth('100%')
def __init__(self): super(SplitPanelPositioningExample, self).__init__() self.setStyleName('split-panel-positioning-example') self.setSpacing(True) controls = HorizontalLayout() controls.setSpacing(True) self.addComponent(controls) self._verticalSplitPanel = VerticalSplitPanel() self._verticalSplitPanel.setSplitPosition(100, ISizeable.UNITS_PIXELS) self._verticalSplitPanel.setLocked(True) self._verticalSplitPanel.setHeight('450px') self._verticalSplitPanel.setWidth('100%') self.addComponent(self._verticalSplitPanel) # Add some content to the top topArea = Label() topArea.setStyleName('top-area') topArea.addStyleName('measured-from-top') topArea.setSizeFull() self._verticalSplitPanel.addComponent(topArea) # Add a horizontal split panel in the bottom area self._horizontalSplitPanel = HorizontalSplitPanel() self._horizontalSplitPanel.setSplitPosition(30, ISizeable.UNITS_PERCENTAGE) self._horizontalSplitPanel.setSizeFull() self._horizontalSplitPanel.setLocked(True) self._verticalSplitPanel.addComponent(self._horizontalSplitPanel) # Add some content to the left and right sides of the vertical layout leftArea = Label() leftArea.setStyleName('left-area') leftArea.addStyleName('measured-from-left') leftArea.setSizeFull() self._horizontalSplitPanel.addComponent(leftArea) rightArea = Label() rightArea.setStyleName('right-area') rightArea.setSizeFull() self._horizontalSplitPanel.addComponent(rightArea) # Allow user to set the splitter positioning self._measurePositionFromLeft = OptionGroup('Horizontal split position', ['30% from left', '30% from right']) self._measurePositionFromLeft.setValue('30% from left') self._measurePositionFromLeft.setImmediate(True) l = LeftRightListener(self, leftArea, rightArea) self._measurePositionFromLeft.addListener(l, IValueChangeListener) controls.addComponent(self._measurePositionFromLeft) controls.setComponentAlignment(self._measurePositionFromLeft, Alignment.MIDDLE_CENTER) self._measurePositionFromTop = OptionGroup('Vertical split position', ['100px from top', '100px from bottom']) self._measurePositionFromTop.setValue('100px from top') self._measurePositionFromTop.setImmediate(True) l = TopBottomListener(self, leftArea, rightArea, topArea) self._measurePositionFromTop.addListener(l, IValueChangeListener) controls.addComponent(self._measurePositionFromTop) controls.setComponentAlignment(self._measurePositionFromTop, Alignment.MIDDLE_CENTER)
class TreeSingleSelectExample(HorizontalLayout, IValueChangeListener, button.IClickListener, action.IHandler): # Actions for the context menu _ACTION_ADD = Action('Add child item') _ACTION_DELETE = Action('Delete') def __init__(self): super(TreeSingleSelectExample, self).__init__() self.setSpacing(True) # Create the Tree,a dd to layout self._tree = Tree('Hardware Inventory') self.addComponent(self._tree) # Contents from a (prefilled example) hierarchical container: self._tree.setContainerDataSource(ExampleUtil.getHardwareContainer()) # Add Valuechangelistener and Actionhandler self._tree.addListener(self, IValueChangeListener) # Add actions (context menu) self._tree.addActionHandler(self) # Cause valueChange immediately when the user selects self._tree.setImmediate(True) # Set tree to show the 'name' property as caption for items self._tree.setItemCaptionPropertyId(ExampleUtil.hw_PROPERTY_NAME) self._tree.setItemCaptionMode( AbstractSelect.ITEM_CAPTION_MODE_PROPERTY) # Expand whole tree for idd in self._tree.rootItemIds(): self._tree.expandItemsRecursively(idd) # Create the 'editor bar' (textfield and button in a horizontallayout) self._editBar = HorizontalLayout() self._editBar.setMargin(False, False, False, True) self._editBar.setEnabled(False) self.addComponent(self._editBar) # textfield self._editor = TextField('Item name') self._editor.setImmediate(True) self._editBar.addComponent(self._editor) # apply-button self._change = Button('Apply', self) #, 'buttonClick') FIXME: listener self._editBar.addComponent(self._change) self._editBar.setComponentAlignment(self._change, Alignment.BOTTOM_LEFT) def valueChange(self, event): if event.getProperty().getValue() is not None: # If something is selected from the tree, get it's 'name' and # insert it into the textfield val = self._tree.getItem( event.getProperty().getValue()).getItemProperty( ExampleUtil.hw_PROPERTY_NAME) self._editor.setValue(val) self._editor.requestRepaint() self._editBar.setEnabled(True) else: self._editor.setValue('') self._editBar.setEnabled(False) def buttonClick(self, event): # If the edited value contains something, set it to be the item's new # 'name' property if not (self._editor.getValue() == ''): item = self._tree.getItem(self._tree.getValue()) name = item.getItemProperty(ExampleUtil.hw_PROPERTY_NAME) name.setValue(self._editor.getValue()) # Returns the set of available actions def getActions(self, target, sender): return [self._ACTION_ADD, self._ACTION_DELETE] # Handle actions def handleAction(self, a, sender, target): if a == self._ACTION_ADD: # Allow children for the target item, and expand it self._tree.setChildrenAllowed(target, True) self._tree.expandItem(target) # Create new item, set parent, disallow children (= leaf node) itemId = self._tree.addItem() self._tree.setParent(itemId, target) self._tree.setChildrenAllowed(itemId, False) # Set the name for this item (we use it as item caption) item = self._tree.getItem(itemId) name = item.getItemProperty(ExampleUtil.hw_PROPERTY_NAME) name.setValue('New Item') elif a == self._ACTION_DELETE: parent = self._tree.getParent(target) self._tree.removeItem(target) # If the deleted object's parent has no more children, set it's # childrenallowed property to false (= leaf node) if parent is not None and len(self._tree.getChildren(parent)) == 0: self._tree.setChildrenAllowed(parent, False)