Update contributors

* Add support for Crux Linux (http://crux.nu)

* Update linuxdb.yaml

fix typo

* Update linux.go

fixed comment typo

* Update linuxdb.yaml

fixed more typos

Co-authored-by: Lea Anthony <lea.anthony@gmail.com>

.gitignore

@@ -17,17 +17,8 @@ cmd/wails/wails
 .DS_Store
 tmp
 node_modules/
-package.json.md5
-v2/test/**/frontend/dist
-v2/test/**/build/
-v2/test/frameless/icon.png
-v2/test/hidden/icon.png
-v2/test/kitchensink/frontend/public/bundle.*
-v2/pkg/parser/testproject/frontend/wails
 v2/test/kitchensink/frontend/public
+v2/internal/ffenestri/runtime.c
+v2/internal/runtime/assets/desktop.js
 v2/test/kitchensink/build/darwin/desktop/kitchensink
 v2/test/kitchensink/frontend/package.json.md5
-/v2/internal/ffenestri/windows/test/cmake-build-debug/
-!v2/internal/ffenestri/windows/x64/webview2.dll
-!v2/internal/ffenestri/windows/x64/WebView2Loader.dll
-.idea/

.vscode/settings.json

@@ -1,8 +1,4 @@
 {
   "go.formatTool": "goimports",
-  "eslint.alwaysShowStatus": true,
-  "files.associations": {
-    "__locale": "c",
-    "ios": "c"
-  }
+  "eslint.alwaysShowStatus": true
 }

CONTRIBUTORS.md

@@ -41,4 +41,5 @@ Wails is what it is because of the time and effort given by these great people.
   * [Charaf Rezrazi](https://github.com/Rezrazi)
   * [misitebao](https://github.com/misitebao)
   * [Elie Grenon](https://github.com/DrunkenPoney)
-  * [Amaury Tobias Quiroz](https://github.com/amaury-tobias)
+  * [SophieAu](https://github.com/SophieAu)
+  * [Alexander Matviychuk](https://github.com/alexmat)

cmd/linux.go

@@ -67,6 +67,8 @@ const (
 	Ctlos
 	// EndeavourOS linux distribution
 	EndeavourOS
+	// Crux linux distribution
+	Crux
 )
 
 // DistroInfo contains all the information relating to a linux distribution
@@ -175,6 +177,8 @@ func parseOsRelease(osRelease string) *DistroInfo {
 		result.Distribution = Solus
 	case "endeavouros":
 		result.Distribution = EndeavourOS
+	case "crux":
+		result.Distribution = Crux
 	default:
 		result.Distribution = Unknown
 	}
@@ -255,6 +259,17 @@ func RpmInstalled(packageName string) (bool, error) {
 	return exitCode == 0, nil
 }
 
+// PrtGetInstalled uses prt-get to see if a package is installed
+func PrtGetInstalled(packageName string) (bool, error) {
+	program := NewProgramHelper()
+	prtget := program.FindProgram("prt-get")
+	if prtget == nil {
+		return false, fmt.Errorf("cannot check dependencies: prt-get not found")
+	}
+	_, _, exitCode, _ := prtget.Run("isinst", packageName)
+	return exitCode == 0, nil
+}
+
 // RequestSupportForDistribution promts the user to submit a request to support their
 // currently unsupported distribution
 func RequestSupportForDistribution(distroInfo *DistroInfo) error {

cmd/linuxdb.yaml

@@ -307,3 +307,22 @@ distributions:
           gccversioncommand: *gccdumpfullversion
           programs: *opensusedefaultprograms
           libraries: *opensusedefaultlibraries
+  crux:
+      id: crux
+      releases:
+        default:
+          version: default
+          name: Crux Linux
+          gccversioncommand: *gccdumpversion
+          programs:
+            - name: gcc
+              help: Please install with `sudo prt-get depinst gcc-c++ make` and try again
+            - name: pkg-config
+              help: Please install with `sudo prt-get depinst pkg-config` and try again
+            - name: npm
+              help: Please install with `sudo prt-get depinst nodejs` and try again
+          libraries:
+            - name: gtk3
+              help: Please install with `sudo prt-get depinst gtk3` and try again
+            - name: webkitgtk
+              help: Please install with `sudo prt-get depinst webkitgtk` and try again

cmd/system.go

@@ -286,6 +286,8 @@ func CheckDependencies(logger *Logger) (bool, error) {
 			libraryChecker = XbpsInstalled
 		case Solus:
 			libraryChecker = EOpkgInstalled
+		case Crux:
+			libraryChecker = PrtGetInstalled
 		default:
 			return false, RequestSupportForDistribution(distroInfo)
 		}

cmd/templates/svelte/frontend/rollup.config.js

@@ -80,7 +80,6 @@ export default {
 				{
 				  targets: '> 0.25%, not dead, IE 11',
 				  modules: false,
-				  spec: true, 
 				  useBuiltIns: 'usage',
 				  forceAllTransforms: true,
 				  corejs: 3,

cmd/version.go

@@ -1,4 +1,4 @@
 package cmd
 
 // Version - Wails version
-const Version = "v1.11.0"
+const Version = "v1.12.0-pre4"

go.mod

@@ -22,7 +22,7 @@ require (
 	github.com/syossan27/tebata v0.0.0-20180602121909-b283fe4bc5ba
 	golang.org/x/image v0.0.0-20200430140353-33d19683fad8
 	golang.org/x/net v0.0.0-20200625001655-4c5254603344 // indirect
-	golang.org/x/sys v0.0.0-20200724161237-0e2f3a69832c
+	golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd
 	golang.org/x/text v0.3.0
 	gopkg.in/AlecAivazis/survey.v1 v1.8.4
 	gopkg.in/yaml.v3 v3.0.0-20190709130402-674ba3eaed22

go.sum

@@ -81,8 +81,6 @@ golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd h1:xhmwyvizuTgC2qz7ZlMluP20uW+C3Rm0FD/WLDX8884=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200724161237-0e2f3a69832c h1:UIcGWL6/wpCfyGuJnRFJRurA+yj8RrW7Q6x2YMCXt6c=
-golang.org/x/sys v0.0.0-20200724161237-0e2f3a69832c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 gopkg.in/AlecAivazis/survey.v1 v1.8.4 h1:10xXXN3wgIhPheb5NI58zFgZv32Ana7P3Tl4shW+0Qc=

lib/event/manager.go

@@ -18,6 +18,7 @@ type Manager struct {
 	log            *logger.CustomLogger
 	renderer       interfaces.Renderer // Messages will be dispatched to the frontend
 	wg             sync.WaitGroup
+	mu             sync.Mutex
 }
 
 // NewManager creates a new event manager with a 100 event buffer
@@ -42,12 +43,12 @@ func (e *Manager) PushEvent(eventData *messages.EventData) {
 // means it does not expire (default).
 type eventListener struct {
 	callback func(...interface{}) // Function to call with emitted event data
-	counter  int                  // Expire after counter callbacks. 0 = infinite
+	counter  uint                 // Expire after counter callbacks. 0 = infinite
 	expired  bool                 // Indicates if the listener has expired
 }
 
 // Creates a new event listener from the given callback function
-func (e *Manager) addEventListener(eventName string, callback func(...interface{}), counter int) error {
+func (e *Manager) addEventListener(eventName string, callback func(...interface{}), counter uint) error {
 
 	// Sanity check inputs
 	if callback == nil {
@@ -75,7 +76,30 @@ func (e *Manager) addEventListener(eventName string, callback func(...interface{
 // On adds a listener for the given event
 func (e *Manager) On(eventName string, callback func(...interface{})) {
 	// Add a persistent eventListener (counter = 0)
-	e.addEventListener(eventName, callback, 0)
+	err := e.addEventListener(eventName, callback, 0)
+	if err != nil {
+		e.log.Error(err.Error())
+	}
+}
+
+// Once adds a listener for the given event that will auto remove
+// after one callback
+func (e *Manager) Once(eventName string, callback func(...interface{})) {
+	// Add a persistent eventListener (counter = 0)
+	err := e.addEventListener(eventName, callback, 1)
+	if err != nil {
+		e.log.Error(err.Error())
+	}
+}
+
+// OnMultiple adds a listener for the given event that will trigger
+// at most <counter> times.
+func (e *Manager) OnMultiple(eventName string, callback func(...interface{}), counter uint) {
+	// Add a persistent eventListener (counter = 0)
+	err := e.addEventListener(eventName, callback, counter)
+	if err != nil {
+		e.log.Error(err.Error())
+	}
 }
 
 // Emit broadcasts the given event to the subscribed listeners
@@ -108,20 +132,24 @@ func (e *Manager) Start(renderer interfaces.Renderer) {
 				})
 
 				// Notify renderer
-				e.renderer.NotifyEvent(event)
+				err := e.renderer.NotifyEvent(event)
+				if err != nil {
+					e.log.Error(err.Error())
+				}
 
-				// Notify Go listeners
-				var listenersToRemove []*eventListener
+				e.mu.Lock()
 
 				// Iterate listeners
 				for _, listener := range e.listeners[event.Name] {
 
-					// Call listener, perhaps with data
-					if event.Data == nil {
-						go listener.callback()
-					} else {
-						unpacked := event.Data.([]interface{})
-						go listener.callback(unpacked...)
+					if !listener.expired {
+						// Call listener, perhaps with data
+						if event.Data == nil {
+							go listener.callback()
+						} else {
+							unpacked := event.Data.([]interface{})
+							go listener.callback(unpacked...)
+						}
 					}
 
 					// Update listen counter
@@ -133,15 +161,8 @@ func (e *Manager) Start(renderer interfaces.Renderer) {
 					}
 				}
 
-				// Remove expired listeners in place
-				if len(listenersToRemove) > 0 {
-					listeners := e.listeners[event.Name][:0]
-					for _, listener := range listeners {
-						if !listener.expired {
-							listeners = append(listeners, listener)
-						}
-					}
-				}
+				e.mu.Unlock()
+
 			case <-e.quitChannel:
 				e.running = false
 			}

lib/interfaces/eventmanager.go

@@ -6,6 +6,8 @@ import "github.com/wailsapp/wails/lib/messages"
 type EventManager interface {
 	PushEvent(*messages.EventData)
 	Emit(eventName string, optionalData ...interface{})
+	OnMultiple(eventName string, callback func(...interface{}), counter uint)
+	Once(eventName string, callback func(...interface{}))
 	On(eventName string, callback func(...interface{}))
 	Start(Renderer)
 	Shutdown()

lib/renderer/webview/webview.go

@@ -353,7 +353,9 @@ func _webviewDispatchGoCallback(index unsafe.Pointer) {
 	f = fns[uintptr(index)]
 	delete(fns, uintptr(index))
 	m.Unlock()
-	f()
+	if f != nil {
+		f()
+	}
 }
 
 //export _webviewExternalInvokeCallback
@@ -369,5 +371,7 @@ func _webviewExternalInvokeCallback(w unsafe.Pointer, data unsafe.Pointer) {
 		}
 	}
 	m.Unlock()
-	cb(wv, C.GoString((*C.char)(data)))
+	if cb != nil {
+		cb(wv, C.GoString((*C.char)(data)))
+	}
 }

runtime/events.go

@@ -19,6 +19,16 @@ func (r *Events) On(eventName string, callback func(optionalData ...interface{})
 	r.eventManager.On(eventName, callback)
 }
 
+// Once pass through
+func (r *Events) Once(eventName string, callback func(optionalData ...interface{})) {
+	r.eventManager.Once(eventName, callback)
+}
+
+// OnMultiple pass through
+func (r *Events) OnMultiple(eventName string, callback func(optionalData ...interface{}), counter uint) {
+	r.eventManager.OnMultiple(eventName, callback, counter)
+}
+
 // Emit pass through
 func (r *Events) Emit(eventName string, optionalData ...interface{}) {
 	r.eventManager.Emit(eventName, optionalData...)

runtime/js/.eslintrc

@@ -3,12 +3,12 @@
         "browser": true,
         "es6": true,
         "amd": true,
-        "node": true
+        "node": true,
     },
     "extends": "eslint:recommended",
     "parserOptions": {
         "ecmaVersion": 2016,
-        "sourceType": "module"
+        "sourceType": "module",
     },
     "rules": {
         "indent": [

runtime/js/core/browser.js

@@ -26,7 +26,7 @@ export function OpenURL(url) {
  * Opens the given filename using the system's default file handler
  *
  * @export
- * @param {string} filename
+ * @param {sting} filename
  * @returns
  */
 export function OpenFile(filename) {

runtime/js/core/calls.js

@@ -62,7 +62,7 @@ if (window.crypto) {
 export function Call(bindingName, data, timeout) {
 
 	// Timeout infinite by default
-	if (timeout == null) {
+	if (timeout == null || timeout == undefined) {
 		timeout = 0;
 	}
 

runtime/js/core/ipc.js

@@ -45,7 +45,7 @@ function Invoke(message) {
  *
  * @export
  * @param {string} type
- * @param {Object} payload
+ * @param {string} payload
  * @param {string=} callbackID
  */
 export function SendMessage(type, payload, callbackID) {

runtime/js/runtime/.npmignore

@@ -1 +1 @@
-index.js
+bridge.js

scripts/build.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 echo "**** Checking if Wails passes unit tests ****"
-if ! go test ./lib/... ./runtime/... ./cmd/...
+if ! go test ./...
 then
     echo ""
     echo "ERROR: Unit tests failed!"