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Windows console (#299)

Browse Source 
* initial release of wails console

* lint fix
This commit is contained in:
Lea Anthony 2019-11-27 22:55:19 +11:00 committed by GitHub
parent 806b1aa8e0
commit 2c2aee2d30
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12 changed files with 251 additions and 30 deletions
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38
CONTRIBUTORS.md
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@ -2,22 +2,22 @@
Wails is what it is because of the time and effort given by these great people. A huge thank you to each and every one!
* [Dustin Krysak](https://wiki.ubuntu.com/bashfulrobot)
* [Qais Patankar](https://github.com/qaisjp)
* [Anthony Lee](https://github.com/alee792)
* [Adrian Lanzafame](https://github.com/lanzafame)
* [Mattn](https://github.com/mattn)
* [0xflotus](https://github.com/0xflotus)
* [Michael D Henderson](https://github.com/mdhender)
* [fred2104](https://github.com/fishfishfish2104)
* [intelwalk](https://github.com/intelwalk)
* [Mark Stenglein](https://github.com/ocelotsloth)
* [admin_3.exe](https://github.com/bh90210)
* [iceleo-com](https://github.com/iceleo-com)
* [fallendusk](https://github.com/fallendusk)
* [Florian Didran](https://github.com/fdidron)
* [Nikolai Zimmermann](https://github.com/Chronophylos)
* [Toyam Cox](https://github.com/Vaelatern)
* [Robin Eklind](https://github.com/mewmew)
* [Kris Raney](https://github.com/kraney)
* [Jack Mordaunt](https://github.com/JackMordaunt)
* [Dustin Krysak](https://wiki.ubuntu.com/bashfulrobot)
* [Qais Patankar](https://github.com/qaisjp)
* [Anthony Lee](https://github.com/alee792)
* [Adrian Lanzafame](https://github.com/lanzafame)
* [Mattn](https://github.com/mattn)
* [0xflotus](https://github.com/0xflotus)
* [Michael D Henderson](https://github.com/mdhender)
* [fred2104](https://github.com/fishfishfish2104)
* [intelwalk](https://github.com/intelwalk)
* [Mark Stenglein](https://github.com/ocelotsloth)
* [admin_3.exe](https://github.com/bh90210)
* [iceleo-com](https://github.com/iceleo-com)
* [fallendusk](https://github.com/fallendusk)
* [Florian Didran](https://github.com/fdidron)
* [Nikolai Zimmermann](https://github.com/Chronophylos)
* [Toyam Cox](https://github.com/Vaelatern)
* [Robin Eklind](https://github.com/mewmew)
* [Kris Raney](https://github.com/kraney)
* [Jack Mordaunt](https://github.com/JackMordaunt)

7
app.go
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@ -45,7 +45,7 @@ func CreateApp(optionalConfig ...*AppConfig) *App {
}
result := &App{
logLevel: "info",
logLevel: "debug",
renderer: renderer.NewWebView(),
ipc: ipc.NewManager(),
bindingManager: binding.NewManager(),
@ -123,6 +123,11 @@ func (a *App) start() error {
return err
}
// Enable console for Windows debug builds
if runtime.GOOS == "windows" && BuildMode == cmd.BuildModeDebug {
a.renderer.EnableConsole()
}
// Start signal handler
t := tebata.New(os.Interrupt, os.Kill, syscall.SIGTERM, syscall.SIGINT, syscall.SIGKILL)
t.Reserve(func() {

2
cmd/templates/angular-template/frontend/browserslist
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@ -9,4 +9,4 @@
last 2 versions
Firefox ESR
not dead
IE 9-11 # For IE 9-11 support, remove 'not'.
IE 9-11 # For IE 9-11 support, remove 'not'.

2
lib/interfaces/renderer.go
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@ -3,10 +3,12 @@ package interfaces
import (
"github.com/wailsapp/wails/lib/messages"
)
// Renderer is an interface describing a Wails target to render the app to
type Renderer interface {
Initialise(AppConfig, IPCManager, EventManager) error
Run() error
EnableConsole()
// Binding
NewBinding(bindingName string) error

4
lib/renderer/bridge.go
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@ -74,6 +74,10 @@ func (h *Bridge) evalJS(js string, mtype messageType) error {
return nil
}
// EnableConsole not needed for bridge!
func (h *Bridge) EnableConsole() {
}
func (h *Bridge) injectCSS(css string) {
// Minify css to overcome issues in the browser with carriage returns
minified, err := htmlmin.Minify([]byte(css), &htmlmin.Options{

3
lib/renderer/renderer-mewn.go
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File diff suppressed because one or more lines are too long

25
lib/renderer/webview.go
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@ -19,12 +19,13 @@ import (
// WebView defines the main webview application window
// Default values in []
type WebView struct {
window wv.WebView // The webview object
ipc interfaces.IPCManager
log *logger.CustomLogger
config interfaces.AppConfig
eventManager interfaces.EventManager
bindingCache []string
window wv.WebView // The webview object
ipc interfaces.IPCManager
log *logger.CustomLogger
config interfaces.AppConfig
eventManager interfaces.EventManager
bindingCache []string
enableConsole bool
}
// NewWebView returns a new WebView struct
@ -103,6 +104,11 @@ func (w *WebView) evalJS(js string) error {
return nil
}
// EnableConsole enables the console!
func (w *WebView) EnableConsole() {
w.enableConsole = true
}
// Escape the Javascripts!
func escapeJS(js string) (string, error) {
result := strings.Replace(js, "\\", "\\\\", -1)
@ -172,6 +178,13 @@ func (w *WebView) Run() error {
w.log.Info("Running...")
// Inject firebug in debug mode on Windows
if w.enableConsole {
w.log.Debug("Enabling Wails console")
console := mewn.String("../../runtime/assets/console.js")
w.evalJS(console)
}
// Runtime assets
wailsRuntime := mewn.String("../../runtime/assets/wails.js")
w.evalJS(wailsRuntime)

175
runtime/assets/console.js Normal file
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@ -0,0 +1,175 @@
(function () {
window.wailsconsole = {};
var debugconsole = document.createElement("div");
var header = document.createElement("div");
var consoleOut = document.createElement("div");
document.addEventListener('keyup', logKey);
debugconsole.id = "wailsdebug";
debugconsole.style.fontSize = "18px";
debugconsole.style.width = "100%";
debugconsole.style.height = "35%";
debugconsole.style.maxHeight = "35%";
debugconsole.style.position = "fixed";
debugconsole.style.left = "0px";
debugconsole.style.backgroundColor = "rgba(255,255,255,0.8)";
debugconsole.style.borderTop = '1px solid black';
debugconsole.style.color = "black";
debugconsole.style.display = "none";
header.style.width = "100%";
header.style.height = "30px";
header.style.display = "block";
// header.style.paddingTop = "3px";
header.style.verticalAlign = "middle";
header.style.paddingLeft = "10px";
header.style.background = "rgba(255,255,255,0.8)";
header.innerHTML = " <span style='vertical-align: middle'> Wails Console > <input id='conin' style='border: solid 1px black; width: 50%'></input><span style='padding-left: 5px; cursor:pointer;' onclick='window.wailsconsole.clearConsole()'>Clear</span></span>";
consoleOut.style.position = "absolute";
consoleOut.style.width = "100%";
consoleOut.style.height = "auto";
consoleOut.style.top = "30px";
// consoleOut.style.paddingLeft = "10px";
consoleOut.style.bottom = "0px";
consoleOut.style.backgroundColor = "rgba(200,200,200,1)";
consoleOut.style.overflowY = "scroll";
consoleOut.style.msOverflowStyle = "-ms-autohiding-scrollbar";
debugconsole.appendChild(header);
debugconsole.appendChild(consoleOut);
document.body.appendChild(debugconsole);
console.log(debugconsole.style.display)
function logKey(e) {
var conin = document.getElementById('conin');
if (e.which == 27 && e.shiftKey) {
toggleConsole(conin);
}
if (e.which == 13 && consoleVisible()) {
var command = conin.value.trim();
if (command.length > 0) {
console.log("> " + command)
try {
evaluateInput(command);
} catch (e) {
console.error(e.message);
}
conin.value = "";
}
}
};
function consoleVisible() {
return debugconsole.style.display == "block";
}
function toggleConsole(conin) {
var display = "none"
if (debugconsole.style.display == "none") display = "block";
debugconsole.style.display = display;
if (display == "block") {
conin.focus();
}
}
function evaluateExpression(expression) {
var pathSegments = [].concat(expression.split('.'));
if (pathSegments[0] == 'window') {
pathSegments.shift()
}
var currentObject = window;
for (var i = 0; i < pathSegments.length; i++) {
var pathSegment = pathSegments[i];
if (currentObject[pathSegment] == undefined) {
return false;
}
currentObject = currentObject[pathSegment];
}
console.log(JSON.stringify(currentObject));
return true;
}
function evaluateInput(command) {
try {
if (evaluateExpression(command)) {
return
} else {
eval(command);
}
} catch (e) {
console.error(e.message)
}
}
// Set us up as a listener
function hookIntoIPC() {
if (window.wails && window.wails._ && window.wails._.AddIPCListener) {
window.wails._.AddIPCListener(processIPCMessage);
} else {
setTimeout(hookIntoIPC, 100);
}
}
hookIntoIPC();
function processIPCMessage(message) {
console.log(message);
var parsedMessage;
try {
parsedMessage = JSON.parse(message);
} catch (e) {
console.error("Error in parsing IPC message: " + e.message);
return false;
}
var logmessage = "[IPC] "
switch (parsedMessage.type) {
case 'call':
logmessage += " Call: " + parsedMessage.payload.bindingName;
var params = "";
var parsedParams = JSON.parse(parsedMessage.payload.data);
if (parsedParams.length > 0) {
params = parsedParams;
}
logmessage += "(" + params + ")";
break;
case 'log':
logmessage += "Log (" + parsedMessage.payload.level + "): " + parsedMessage.payload.message;
break;
default:
logmessage = message;
}
console.log(logmessage);
}
window.wailsconsole.clearConsole = function () {
consoleOut.innerHTML = "";
}
console.log = function (message) {
consoleOut.innerHTML = consoleOut.innerHTML + "<span style='padding-left: 5px'>" + message + '</span><br/>';
consoleOut.scrollTop = consoleOut.scrollHeight;
};
console.error = function (message) {
consoleOut.innerHTML = consoleOut.innerHTML + "<span style='color:red; padding-left: 5px'> Error: " + message + '</span><br/>';
consoleOut.scrollTop = consoleOut.scrollHeight;
};
// var h = document.getElementsByTagName("html")[0];
// console.log("html margin: " + h.style.marginLeft);
// console.log("html padding: " + h.style.paddingLeft);
// setInterval(function() { console.log("test");}, 1000);
// setInterval(function() { console.error("oops");}, 3000);
// var script = document.createElement('script');
// script.src = "https://cdnjs.cloudflare.com/ajax/libs/firebug-lite/1.4.0/firebug-lite.js#startOpened=true";
// document.body.appendChild(script);
})();

2
runtime/assets/wails.js
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File diff suppressed because one or more lines are too long

20
runtime/js/core/ipc.js
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@ -9,17 +9,35 @@ The lightweight framework for web-like apps
*/
/* jshint esversion: 6 */
// IPC Listeners
var listeners = [];
/**
* Adds a listener to IPC messages
* @param {function} callback
*/
export function AddIPCListener(callback) {
listeners.push(callback);
}
/**
* Invoke sends the given message to the backend
*
* @param {string} message
*/
function Invoke(message) {
if ( window.wailsbridge ) {
if (window.wailsbridge) {
window.wailsbridge.websocket.send(message);
} else {
window.external.invoke(message);
}
// Also send to listeners
if (listeners.length > 0) {
for (var i = 0; i < listeners.length; i++) {
listeners[i](message);
}
}
}
/**

2
runtime/js/core/main.js
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@ -14,6 +14,7 @@ import { On, OnMultiple, Emit, Notify, Heartbeat, Acknowledge } from './events';
import { NewBinding } from './bindings';
import { Callback } from './calls';
import { AddScript, InjectCSS } from './utils';
import { AddIPCListener } from './ipc';
// Initialise global if not already
window.wails = window.wails || {};
@ -27,6 +28,7 @@ var internal = {
AddScript,
InjectCSS,
Init,
AddIPCListener,
};
// Setup runtime structure

1
scripts/build.go
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@ -43,6 +43,7 @@ echo "**** WE ARE DONE! ****"
func runCommand(command string, args ...string) {
cmd := exec.Command(command, args...)
output, err := cmd.CombinedOutput()
fmt.Println(string(output))
if err != nil {
log.Println(string(output))
log.Fatal(err)