bar: add config option to disable on selected screens (caelestia-dots#920)

* modules/drawers: Added a bar config option to disable the bar on selected screens

Extended the visualizer on screens that the bar is hidden

* modules/drawers: surrounded barwrapper with a loader

* fix/modules/drawers: fix a null reference

missed to fix a reference to bar object to barLoader.item

* modules/drawers: added regex support

also reverted the barLoader, added a disabled property to BarLoader
instead

* fix: module/drawers: applied requested changes

Author: eratoriele

README.md

@@ -400,6 +400,7 @@ default, you must create it manually.
                 }
             ]
         },
+        "excludedScreens": [""],
         "activeWindow": {
             "inverted": false
         }

config/BarConfig.qml

@@ -12,6 +12,7 @@ JsonObject {
     property Status status: Status {}
     property Clock clock: Clock {}
     property Sizes sizes: Sizes {}
+    property list<string> excludedScreens: []
 
     property list<var> entries: [
         {

modules/bar/BarWrapper.qml

@@ -12,11 +12,12 @@ Item {
     required property ShellScreen screen
     required property PersistentProperties visibilities
     required property BarPopouts.Wrapper popouts
+    required property bool disabled
 
     readonly property int padding: Math.max(Appearance.padding.smaller, Config.border.thickness)
     readonly property int contentWidth: Config.bar.sizes.innerWidth + padding * 2
-    readonly property int exclusiveZone: Config.bar.persistent || visibilities.bar ? contentWidth : Config.border.thickness
-    readonly property bool shouldBeVisible: Config.bar.persistent || visibilities.bar || isHovered
+    readonly property int exclusiveZone: !disabled && (Config.bar.persistent || visibilities.bar) ? contentWidth : Config.border.thickness
+    readonly property bool shouldBeVisible: !disabled && (Config.bar.persistent || visibilities.bar || isHovered)
     property bool isHovered
 
     function closeTray(): void {

modules/drawers/Drawers.qml

@@ -18,6 +18,20 @@ Variants {
         id: scope
 
         required property ShellScreen modelData
+        readonly property bool barDisabled: {
+            const regexChecker = /^\^.*\$$/;
+            for (const filter of Config.bar.excludedScreens) {
+                // If filter is a regex
+                if (regexChecker.test(filter)) {
+                    if ((new RegExp(filter)).test(modelData.name))
+                        return true;
+                } else {
+                    if (filter === modelData.name)
+                        return true;
+                }
+            }
+            return false;
+        }
 
         Exclusions {
             screen: scope.modelData
@@ -169,6 +183,8 @@ Variants {
                     visibilities: visibilities
                     popouts: panels.popouts
 
+                    disabled: scope.barDisabled
+
                     Component.onCompleted: Visibilities.bars.set(scope.modelData, this)
                 }
             }