From 6184d7b6d69d6336c851a7ad1d9bd52b41ef8edb Mon Sep 17 00:00:00 2001 From: "Stanislav N. aka pztrn" Date: Sun, 17 May 2020 21:57:45 +0500 Subject: [PATCH] Added basic navbar. --- elements/nav.go | 4 +- examples/helloworld/main.go | 7 +++ widgets/navbar.go | 88 +++++++++++++++++++++++++++++++++++++ 3 files changed, 97 insertions(+), 2 deletions(-) create mode 100644 widgets/navbar.go diff --git a/elements/nav.go b/elements/nav.go index b3f8580..52de82e 100644 --- a/elements/nav.go +++ b/elements/nav.go @@ -58,8 +58,6 @@ func NewNav(navOptions *NavOptions) *Nav { // Build builds element and calls Build() for all child elements. func (n *Nav) Build() *js.Object { - n.Object = js.Global.Get(common.HTMLElementDocument).Call(common.JSCallCreateElement, common.HTMLElementNav) - if n.options == nil { n.AddClassesFromString(navDefaultClass) n.BuildChilds(n.Object) @@ -95,4 +93,6 @@ func (n *Nav) initialize(navOptions *NavOptions) { n.options = navOptions n.InitializeGeneric() + + n.Object = js.Global.Get(common.HTMLElementDocument).Call(common.JSCallCreateElement, common.HTMLElementNav) } diff --git a/examples/helloworld/main.go b/examples/helloworld/main.go index 71899ad..f82742f 100644 --- a/examples/helloworld/main.go +++ b/examples/helloworld/main.go @@ -28,6 +28,7 @@ import ( "go.dev.pztrn.name/bulpherjs" "go.dev.pztrn.name/bulpherjs/common" "go.dev.pztrn.name/bulpherjs/elements" + "go.dev.pztrn.name/bulpherjs/widgets" ) func main() { @@ -44,6 +45,12 @@ func main() { } func start(a *bulpherjs.Application) { + nb := widgets.NewNavBar(&widgets.NavBarOptions{ + IsDark: true, + Title: "Example application", + }) + a.HTML.Body.AddChild(nb) + mainSection := elements.NewSection(nil) mainDiv := elements.NewDiv(&elements.DivOptions{ diff --git a/widgets/navbar.go b/widgets/navbar.go new file mode 100644 index 0000000..9e0f278 --- /dev/null +++ b/widgets/navbar.go @@ -0,0 +1,88 @@ +// BulpherJS - bulma for GopherJS. +// Copyright (c) 2020 by Stanislav Nikitin +// +// Permission is hereby granted, free of charge, to any person obtaining +// a copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to +// permit persons to whom the Software is furnished to do so, subject to +// the following conditions: +// +// The above copyright notice and this permission notice shall be +// included in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +package widgets + +import ( + "github.com/gopherjs/gopherjs/js" + + "go.dev.pztrn.name/bulpherjs/elements" +) + +// NavBarOptions is a "nav" HTML body element configuration structure. +type NavBarOptions struct { + IsDark bool + Title string +} + +// NavBar is a controlling structure for "nav" HTML body element. +type NavBar struct { + options *NavBarOptions + + navbar *elements.Nav +} + +// NewNavBar creates new "nav" HTML element controlling structure. +func NewNavBar(opts *NavBarOptions) *NavBar { + n := &NavBar{} + n.initialize(opts) + + return n +} + +// Build builds element and calls Build() for all child elements. +func (n *NavBar) Build() *js.Object { + return n.navbar.Build() +} + +// Initializes controlling structure. +func (n *NavBar) initialize(opts *NavBarOptions) { + n.options = opts + + navopts := &elements.NavOptions{ + Class: "navbar", + Data: map[string]string{}, + Role: "navigation", + } + + n.navbar = elements.NewNav(navopts) + + if n.options.IsDark { + n.navbar.AddClassesFromString("is-dark") + } + + if n.options.Title != "" { + brandDiv := elements.NewDiv(&elements.DivOptions{ + Class: "navbar-brand", + }) + + n.navbar.AddChild(brandDiv) + + navMainLink := elements.NewA(&elements.AOptions{ + Class: "navbar-item", + Href: "//", + Text: n.options.Title, + }) + + brandDiv.AddChild(navMainLink) + } +}