Added option to change the Java exec to the settings UI.

app/assets/css/launcher.css

@@ -1342,6 +1342,7 @@ input:checked + .toggleSwitchSlider:before {
     display: flex;
     flex-direction: column;
     border-bottom: 1px solid rgba(255, 255, 255, 0.50);
+    margin-bottom: 20px;
 }
 
 #settingsMemoryTitle {
@@ -1413,6 +1414,85 @@ input:checked + .toggleSwitchSlider:before {
     font-size: 16px;
 }
 
+#settingsJavaExecContainer {
+    display: flex;
+    flex-direction: column;
+    border-bottom: 1px solid rgba(255, 255, 255, 0.50);
+    margin-bottom: 20px;
+    width: 75%;
+}
+
+#settingsJavaExecTitle {
+    margin-bottom: 10px;
+}
+
+#settingsJavaExecDetails {
+    font-weight: bold;
+    color: grey;
+    font-size: 12px;
+}
+
+#settingsJavaExecActions {
+    display: flex;
+}
+
+#settingsJavaExecIcon {
+    display: flex;
+    align-items: center;
+    background: rgba(126, 126, 126, 0.57);
+    border-radius: 3px 0px 0px 3px;
+    padding: 5px;
+}
+#settingsJavaExecSVG {
+    width: 20px;
+    height: 20px;
+    fill: white;
+}
+
+#settingsJavaExecVal {
+    border-radius: 0px !important;
+    width: 70%;
+    padding: 5px 10px;
+    font-size: 12px;
+}
+
+#settingsJavaExecSel {
+    width: 0px;
+    height: 0px;
+    opacity: 0;
+}
+#settingsJavaExecSel::-webkit-file-upload-button {
+    display: none;
+}
+
+#settingsJavaExecLabel {
+    border-left: 0px;
+    border-radius: 0px 3px 3px 0px;
+    font-size: 12px;
+    padding: 0px 5px;
+    cursor: pointer;
+    display: flex;
+    align-items: center;
+    background: rgba(126, 126, 126, 0.57);
+    transition: 0.25s ease;
+}
+#settingsJavaExecLabel:hover,
+#settingsJavaExecLabel:focus,
+#settingsJavaExecSel:focus ~ #settingsJavaExecLabel {
+    text-shadow: 0px 0px 20px white;
+}
+
+#settingsJavaExecDesc {
+    font-size: 10px;
+    margin: 20px 0px;
+    color: lightgrey;
+    font-weight: bold;
+    width: 89%;
+}
+#settingsJavaExecDesc strong {
+    font-family: 'Avenir Medium';
+}
+
 /*******************************************************************************
  *                                                                             *
  * Landing View (Structural Styles)                                            *

app/assets/js/assetguard.js

@@ -767,7 +767,9 @@ class AssetGuard extends EventEmitter {
     static _validateJavaBinary(binaryExecPath){
 
         return new Promise((resolve, reject) => {
-            if(fs.existsSync(binaryExecPath)){
+            if(!AssetGuard.isJavaExecPath(binaryExecPath)){
+                resolve({valid: false})
+            } else if(fs.existsSync(binaryExecPath)){
                 child_process.exec('"' + binaryExecPath + '" -XshowSettings:properties', (err, stdout, stderr) => {
                     try {
                         // Output is stored in stderr?

app/assets/js/scripts/landing.js

@@ -313,12 +313,16 @@ function asyncSystemScan(launchAfter = true){
                 })
                 toggleOverlay(true, true)
 
-                // TODO Add option to not install Java x64.
-
             } else {
                 // Java installation found, use this to launch the game.
                 ConfigManager.setJavaExecutable(m.result)
                 ConfigManager.save()
+
+                // We need to make sure that the updated value is on the settings UI.
+                // Just incase the settings UI is already open.
+                settingsJavaExecVal.value = m.result
+                populateJavaExecDetails(settingsJavaExecVal.value)
+
                 if(launchAfter){
                     dlAsync()
                 }

app/assets/js/scripts/settings.js

@@ -17,6 +17,9 @@ const settingsMaxRAMLabel     = document.getElementById('settingsMaxRAMLabel')
 const settingsMinRAMLabel     = document.getElementById('settingsMinRAMLabel')
 const settingsMemoryTotal     = document.getElementById('settingsMemoryTotal')
 const settingsMemoryAvail     = document.getElementById('settingsMemoryAvail')
+const settingsJavaExecDetails  = document.getElementById('settingsJavaExecDetails')
+const settingsJavaExecVal      = document.getElementById('settingsJavaExecVal')
+const settingsJavaExecSel      = document.getElementById('settingsJavaExecSel')
 
 const settingsState = {
     invalid: new Set()
@@ -74,6 +77,12 @@ function initSettingsValues(){
             if(v.tagName === 'INPUT'){
                 if(v.type === 'number' || v.type === 'text'){
                    v.value = gFn()
+
+                   // Special Conditions
+                   const cVal = v.getAttribute('cValue')
+                    if(cVal === 'JavaExecutable'){
+                        populateJavaExecDetails(v.value)
+                    }
                 } else if(v.type === 'checkbox'){
                     v.checked = gFn()
                 }
@@ -414,6 +423,21 @@ settingsMaxRAMRange.onchange = (e) => {
     settingsMaxRAMLabel.innerHTML = sMaxV.toFixed(1) + 'G'
 }
 
+settingsJavaExecSel.onchange = (e) => {
+    settingsJavaExecVal.value = settingsJavaExecSel.files[0].path
+    populateJavaExecDetails(settingsJavaExecVal.value)
+}
+
+function populateJavaExecDetails(execPath){
+    AssetGuard._validateJavaBinary(execPath).then(v => {
+        if(v.valid){
+            settingsJavaExecDetails.innerHTML = `Selected: Java ${v.version.major} Update ${v.version.update} (x${v.arch})`
+        } else {
+            settingsJavaExecDetails.innerHTML = 'Invalid Selection'
+        }
+    })
+}
+
 function calculateRangeSliderMeta(v){
     const val = {
         max: Number(v.getAttribute('max')),