Editor & Workspace Tabs

private val openers: FileOpenerRegistry by plugin()

openers.register(object : FileOpener {
    override val id = "myext.opener"
    override val priority = 50
    override suspend fun open(request: FileOpenRequest): WorkspaceTab? {
        if (request.extension != "svg") return null
        return WorkspaceTab.Custom(
            title = request.fileName,
            content = { SvgViewer(request.uri) }
        )
    }
})

data class FileOpenRequest(
    val uri: Uri,           // File URI
    val fileName: String,   // Display name
    val extension: String,  // File extension without dot
    val mimeType: String?,  // MIME type if available
    val projectUri: Uri?    // Project URI if inside a project
)

WorkspaceTab.Custom(
    title = request.fileName,
    id = request.uri.toString(),
    content = { MyCustomViewer() }
)

WorkspaceTab.TextFile(
    file = kxFile,
    title = kxFile.name
)

private val tabs: Tabs by plugin()