programmatically hide individual variables in palette

HISTORY.md

@@ -37,6 +37,9 @@
     * German
     * Chinese, thanks, Simon!
 
+### 2021-10-06
+* threads: programmatically hide individual variables in palette
+
 ### 2021-10-05
 * threads, store: added infrastructure for hiding individual variables in palette
 

snap.html

@@ -17,7 +17,7 @@
         <script src="src/symbols.js?version=2021-03-03"></script>
         <script src="src/widgets.js?version=2021-07-21"></script>
         <script src="src/blocks.js?version=2021-10-04"></script>
-        <script src="src/threads.js?version=2021-10-05"></script>
+        <script src="src/threads.js?version=2021-10-06"></script>
         <script src="src/objects.js?version=2021-10-04"></script>
         <script src="src/scenes.js?version=2021-07-21"></script>
         <script src="src/gui.js?version=2021-09-30"></script>

src/threads.js

@@ -64,7 +64,7 @@ SnapExtensions, AlignmentMorph, TextMorph, Cloud*/
 
 /*jshint esversion: 6*/
 
-modules.threads = '2021-October-05';
+modules.threads = '2021-October-06';
 
 var ThreadManager;
 var Process;
@@ -1839,7 +1839,17 @@ Process.prototype.doRemoveTemporaries = function () {
     }
 };
 
-// Process hiding and showing primitives primitives :-)
+// Process hiding and showing blocks in the palette
+
+Process.prototype.doChangeBlockVisibility = function (aBlock, hideIt) {
+    if (aBlock.isCustomBlock) {
+        this.doChangeCustomBlockVisibility(aBlock, hideIt);
+    } else if (aBlock.spec === 'reportGetVar') {
+        this.doChangeVarBlockVisibility(aBlock.blockSpec, hideIt);
+    } else {
+        this.doChangePrimitiveVisibility(aBlock, hideIt);
+    }
+};
 
 Process.prototype.doChangePrimitiveVisibility = function (aBlock, hideIt) {
     var ide = this.homeContext.receiver.parentThatIsA(IDE_Morph),
@@ -1864,9 +1874,8 @@ Process.prototype.doChangePrimitiveVisibility = function (aBlock, hideIt) {
     if (cat === 'lists') {cat = 'variables'; }
     ide.flushBlocksCache(cat);
     ide.refreshPalette();
-};
 
-// Process hiding and showing custom blocks primitives
+};
 
 Process.prototype.doChangeCustomBlockVisibility = function (aBlock, hideIt) {
     var ide = this.homeContext.receiver.parentThatIsA(IDE_Morph),
@@ -1880,6 +1889,14 @@ Process.prototype.doChangeCustomBlockVisibility = function (aBlock, hideIt) {
     ide.refreshPalette();
 };
 
+Process.prototype.doChangeVarBlockVisibility = function (name, hideIt) {
+    var rcvr = this.blockReceiver(),
+        ide = rcvr.parentThatIsA(IDE_Morph);
+    rcvr.variables.find(name).vars[name].isHidden = !!hideIt;
+    ide.flushBlocksCache('variables');
+    ide.refreshPalette();
+};
+
 // Process sprite inheritance primitives
 
 Process.prototype.doDeleteAttr = function (attrName) {