100 lines
3.4 KiB
Go
100 lines
3.4 KiB
Go
package nasin
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import "log"
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import "image"
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import "git.tebibyte.media/tomo/tomo"
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import "git.tebibyte.media/tomo/nasin/internal/registrar"
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// Application represents an application object.
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type Application interface {
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// Describe returns a description of the application.
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Describe () ApplicationDescription
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// Init performs the initial setup of the application.
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Init () error
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}
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// ApplicationDescription describes the name and type of an application.
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type ApplicationDescription struct {
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// The name of the application.
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Name string
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// The ID of the application. This should be a well-known name, that is,
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// a reversed domain name owned by the author with the application name
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// as the subdomain.
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//
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// For example:
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// com.example.Application
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ID string
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// Role describes what the application does.
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Role ApplicationRole
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}
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// String satisfies the fmt.Stringer interface.
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func (application ApplicationDescription) String () string {
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if application.Name == "" {
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return string(application.Role)
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} else {
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return application.Name
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}
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}
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// ApplicationRole describes what an application does.
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type ApplicationRole string; const (
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RoleUnknown ApplicationRole = ""
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RoleWebBrowser ApplicationRole = "Web Browser"
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RoleMesssanger ApplicationRole = "Messsanger"
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RolePhone ApplicationRole = "Phone"
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RoleMail ApplicationRole = "Mail"
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RoleTerminalEmulator ApplicationRole = "Terminal Emulator"
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RoleFileBrowser ApplicationRole = "File Browser"
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RoleTextEditor ApplicationRole = "Text Editor"
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RoleDocumentViewer ApplicationRole = "Document Viewer"
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RoleWordProcessor ApplicationRole = "Word Processor"
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RoleSpreadsheet ApplicationRole = "Spreadsheet"
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RoleSlideshow ApplicationRole = "Slideshow"
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RoleCalculator ApplicationRole = "Calculator"
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RolePreferences ApplicationRole = "Preferences"
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RoleProcessManager ApplicationRole = "Process Manager"
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RoleSystemInformation ApplicationRole = "System Information"
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RoleManual ApplicationRole = "Manual"
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RoleCamera ApplicationRole = "Camera"
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RoleImageViewer ApplicationRole = "Image Viewer"
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RoleMediaPlayer ApplicationRole = "Media Player"
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RoleImageEditor ApplicationRole = "Image Editor"
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RoleAudioEditor ApplicationRole = "Audio Editor"
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RoleVideoEditor ApplicationRole = "Video Editor"
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RoleClock ApplicationRole = "Clock"
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RoleCalendar ApplicationRole = "Calendar"
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RoleChecklist ApplicationRole = "Checklist"
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)
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// RunApplication is like tomo.Run, but runs an application. If something fails
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// to initialize, an error is written to the standard logger.
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func RunApplication (application Application) {
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err := registrar.Init()
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if err != nil { log.Fatal("nasin: could not init registry:", err) }
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err = tomo.Run(func () {
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err := application.Init()
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if err != nil { log.Fatal("nasin: could not run application:", err) }
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})
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if err != nil { log.Fatal("nasin: could not run application:", err) }
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}
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// NewApplicationWindow creates a window for an application. It will
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// automatically set window information to signal to the OS that the window is
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// owned by the application.
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func NewApplicationWindow (application Application, bounds image.Rectangle) (tomo.MainWindow, error) {
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window, err := tomo.NewWindow(bounds)
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if err != nil { return nil, err }
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window.SetTitle(application.Describe().String())
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return window, nil
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}
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