Yes in calypso and friends. On Tue, Apr 11, 2017 at 7:38 PM, Esteban A. Maringolo <emaring...@gmail.com> wrote:
> Nice work, I like the approach. > > Did you inspire your work in how Dolphin and VAST implements menu > creation, command execution, and so on? > I find your solution similar to how Dolphin implements it, where even > each Presenter is even queried about each command by using a command > query and routing solution. > > Will you use this in the context of Calypso and friends? > > Regards! > > > Esteban A. Maringolo > > > 2017-04-11 11:49 GMT-03:00 Denis Kudriashov <dionisi...@gmail.com>: > > Hi. > > > > I am glad to announce Commander library which implements command pattern > > based on first class objects. > > In Commander every application action is implemented as separate class > with > > #execute method and all state required for execution. > > > > Commands are reusable objects and applications provide various ways to > > access them: shortcuts, context menu, buttons, etc.. This information is > > attached to command classes as activator objects. Currently there are > three > > types of activators: > > > > - CmdShortcutCommandActivator > > - CmdContextMenuCommandActivator > > - CmdDragAndDropCommandActivator > > > > Activators are declared in command class side methods marked with pragma > > #commandActivator. For example following method will allow > > RenamePackageCommand to be executed by shortcut in possible system > browser: > > > > RenamePackageCommand class>>packageBrowserShortcutActivator > > > > <commandActivator> > > ^CmdShortcutCommandActivator by: $r meta for: PackageBrowserContext > > > > > > And for context menu it will be: > > > > > > RenamePackageCommand class>>packageBrowserMenuActivator > > <commandActivator> > > ^CmdContextMenuCommandActivator byRootGroupItemFor: > > PackageBrowserContext > > > > > > Activators are always declared with application context where they can be > > applied (PackageBrowserContext in example). Application should provide > such > > contexts with information about application state. Every widget can bring > > own context to interact with application as separate tool. For example > > system browser shows multiple panes which provide package context, class > > context and method context. And depending on context browser shows > different > > menu and provides different shortcuts. > > > > For more details look at my blog > > http://dionisiydk.blogspot.fr/2017/04/commander-command- > pattern-library.html > > and read docs here. > > > > Best regards, > > Denis > > > > > >
