bulpherjs/bulpherjs.go

58 lines
1.3 KiB
Go

package bulpherjs
import (
"github.com/gopherjs/gopherjs/js"
"go.dev.pztrn.name/bulpherjs/common"
"go.dev.pztrn.name/bulpherjs/widgets"
)
// Application is a controlling structure for whole application.
type Application struct {
options *ApplicationOptions
startFunc func(*Application)
HTML *widgets.HTML
}
// NewApplication creates new BulpherJS application.
func NewApplication(opts *ApplicationOptions) *Application {
a := &Application{}
a.initialize(opts)
return a
}
// Build builds HTML for application.
func (a *Application) Build() {
a.HTML.Build()
}
// Initializes controlling structure.
func (a *Application) initialize(opts *ApplicationOptions) {
a.options = opts
a.HTML = widgets.NewHTML()
}
// SetStartFunction sets start function which will be executed on app's
// Start() call.
func (a *Application) SetStartFunction(f func(*Application)) {
a.startFunc = f
}
// SetTitle sets passed title as page title.
func (a *Application) SetTitle(title string) {
a.HTML.Head.SetTitle(title)
}
// Start starts application execution.
func (a *Application) Start() {
document := js.Global.Get(common.HTMLElementDocument)
document.Call(common.JSCallAddEventListener, common.JSEventDOMContentLoaded, func(event *js.Object) {
a.startFunc(a)
a.Build()
})
}