fix(chat): chat input accepts DnD for blocked users

- do not allow DND when the StatusChatInput is disabled
- remove `Global.dragArea` variable from the Global singleton
- move the `DropAreaPanel` into `StatusChatInput` and handle its
enabling from there

Fixes #16451

storybook/pages/StatusChatInputPage.qml

@@ -32,7 +32,6 @@ SplitView {
         }
         Component.onCompleted: {
             Utils.globalUtilsInst = globalUtilsMock.globalUtils
-            Global.dragArea = null
             globalUtilsMock.ready = true
         }
     }

storybook/qmlTests/tests/tst_StatusChatInput.qml

@@ -702,9 +702,5 @@ Item {
         function isCompressedPubKey(publicKey) {
             return false
         }
-
-        Component.onCompleted: {
-            Global.dragArea = root
-        }
     }
 }

ui/app/mainui/AppMain.qml

@@ -50,8 +50,6 @@ import mainui.activitycenter.popups 1.0
 
 import SortFilterProxyModel 0.2
 
-import "panels"
-
 Item {
     id: appMain
 
@@ -1353,14 +1351,6 @@ Item {
                             ChatLayout {
                                 id: chatLayoutContainer
 
-                                Binding {
-                                    target: rootDropAreaPanel
-                                    property: "enabled"
-                                    value: chatLayoutContainer.currentIndex === 0 // Meaning: Chats / channels view
-                                    when: visible
-                                    restoreMode: Binding.RestoreBindingOrValue
-                                }
-
                                 sharedRootStore: appMain.sharedRootStore
                                 rootStore: ChatStores.RootStore {
                                     contactsStore: appMain.rootStore.contactStore
@@ -1487,14 +1477,6 @@ Item {
 
                                 readonly property bool isManageCommunityEnabledInAdvanced: appMain.rootStore.profileSectionStore.advancedStore.isManageCommunityOnTestModeEnabled
 
-                                Binding {
-                                    target: rootDropAreaPanel
-                                    property: "enabled"
-                                    value: chatLayoutComponent.currentIndex === 0 // Meaning: Chats / channels view
-                                    when: visible
-                                    restoreMode: Binding.RestoreBindingOrValue
-                                }
-
                                 Connections {
                                     target: Global
                                     function onSwitchToCommunitySettings(communityId: string) {
@@ -2153,13 +2135,6 @@ Item {
         }
     }
 
-    DropAreaPanel {
-        id: rootDropAreaPanel
-
-        width: appMain.width
-        height: appMain.height
-    }
-
     Loader {
         id: userAgreementLoader
         active: production && !localAppSettings.testEnvironment

ui/app/mainui/panels/DropAreaPanel.qml

@@ -1,4 +1,5 @@
-import QtQuick 2.14
+import QtQuick 2.15
+
 import utils 1.0
 
 DropArea {
@@ -13,10 +14,6 @@ DropArea {
         rptDraggedPreviews.model = []
     }
 
-    Component.onCompleted: {
-        Global.dragArea = this;
-    }
-
     onDropped: (drop) => {
                 if (enabled) {
                     droppedOnValidScreen(drop)
@@ -42,7 +39,7 @@ DropArea {
     onExited: cleanup()
 
     Loader {
-        active: root.containsDrag
+        active: root.containsDrag && root.enabled
         width: active ? parent.width : 0
         height: active ? parent.height : 0
         sourceComponent: Rectangle {

ui/app/mainui/qmldir

@@ -2,3 +2,4 @@ AppMain 1.0 AppMain.qml
 SplashScreen 1.0 SplashScreen.qml
 Popups 1.0 Popups.qml
 StatusTrayIcon 1.0 StatusTrayIcon.qml
+DropAreaPanel 1.0 panels/DropAreaPanel.qml

ui/imports/shared/status/StatusChatImageLoader.qml

@@ -1,8 +1,11 @@
 import QtQuick 2.15
 import QtQuick.Window 2.15
 import QtGraphicalEffects 1.15
+
 import shared.panels 1.0
 
+import utils 1.0
+
 Item {
     id: root
 

ui/imports/shared/status/StatusChatInput.qml

@@ -11,6 +11,8 @@ import shared.panels 1.0
 import shared.popups 1.0
 import shared.stores 1.0 as SharedStores
 
+import mainui 1.0
+
 //TODO remove this dependency
 import AppLayouts.Chat.panels 1.0
 import AppLayouts.Chat.stores 1.0 as ChatStores
@@ -948,11 +950,11 @@ Rectangle {
         messageInputField.forceActiveFocus();
     }
 
-    Connections {
-        target: Global.dragArea
-        enabled: control.visible
-        ignoreUnknownSignals: true
-        function onDroppedOnValidScreen(drop) {
+    DropAreaPanel {
+        enabled: control.visible && control.enabled
+        parent: Overlay.overlay
+        anchors.fill: parent
+        onDroppedOnValidScreen: (drop) => {
             let dropUrls = drop.urls
             if (!drop.hasUrls) {
                 console.warn("Trying to drop, list of URLs is empty tho; formats:", drop.formats)

ui/imports/utils/Global.qml

@@ -5,7 +5,6 @@ import QtQml 2.15
 QtObject {
     id: root
 
-    property var dragArea
     property bool activityPopupOpened: false
     property int settingsSubsection: Constants.settingsSubsection.profile
     property int settingsSubSubsection: -1