class RubyMotionQuery::ActionSheetProvider
Brings the “I’m not dead yet” iOS 7 UIActionSheet to RedAlert.
Attributes
action_sheet[R]
Public Instance Methods
build(actions, fieldset=nil, opts={})
click to toggle source
# File lib/project/action_sheet_provider.rb, line 8 def build(actions, fieldset=nil, opts={}) raise ArgumentError.new "At least 1 action is required." unless actions && actions.length > 0 @actions = actions @opts = opts raise ArgumentError.new "Please provide a :source view to use :sheet on iPad" if rmq.device.ipad? and !@opts[:source] # grab the first cancel action cancel_action = actions.find { |action| action.cancel? } # grab the first destructive action (UIActionSheet only supports one) destructive_action = actions.find { |action| action.destructive? } # let's put our actions in the correct display order for our callback @actions_in_display_order = actions.find_all { |action| action.default? } @actions_in_display_order << destructive_action if destructive_action @actions_in_display_order << cancel_action if cancel_action # create our action sheet @action_sheet = UIActionSheet.alloc.initWithTitle( @opts[:title] || @opts[:message], delegate: self, cancelButtonTitle: nil, destructiveButtonTitle: nil, otherButtonTitles: nil ) # then append our other buttons in later @actions_in_display_order.each { |action| @action_sheet.addButtonWithTitle(action.title) } # mark where our special buttons are @action_sheet.destructiveButtonIndex = @actions_in_display_order.index { |action| action.destructive? } || -1 @action_sheet.cancelButtonIndex = @actions_in_display_order.index { |action| action.cancel? } || -1 self end
show()
click to toggle source
# File lib/project/action_sheet_provider.rb, line 45 def show # when we show, the view controller will disappear because a different _UIAlertOverlayWindow window will take its place @view_controller = rmq.view_controller if rmq.device.ipad? source = @opts[:source] if source.is_a?(UIBarButtonItem) @action_sheet.showFromBarButtonItem(source, animated: true) else @action_sheet.showFromRect(source.frame, inView: @view_controller.view, animated: true) end else @action_sheet.showInView(@view_controller.view) end end
Private Instance Methods
actionSheet(actionSheet, didDismissWithButtonIndex:buttonIndex)
click to toggle source
fires when we were dismissed <UIActionSheetDelegate>
# File lib/project/action_sheet_provider.rb, line 64 def actionSheet(actionSheet, didDismissWithButtonIndex:buttonIndex) # pull from the view controller instance @view_controller.dismissViewControllerAnimated @opts[:animated], completion: nil action = @actions_in_display_order[buttonIndex] action.handler.call(action.tag, nil) if action.handler @view_controller = nil # forget the reference end