UI: Added support difference dashboard layout for one state

ui-ngx/src/app/core/services/dashboard-utils.service.ts

@@ -18,11 +18,11 @@ import { Injectable } from '@angular/core';
 import { UtilsService } from '@core/services/utils.service';
 import { TimeService } from '@core/services/time.service';
 import {
+  BreakpointLayoutInfo,
   Dashboard,
   DashboardConfiguration,
   DashboardLayout,
   DashboardLayoutId,
-  DashboardLayoutInfo,
   DashboardLayoutsInfo,
   DashboardState,
   DashboardStateLayouts,
@@ -521,15 +521,13 @@ export class DashboardUtilsService {
         const layout: DashboardLayout = state.layouts[l];
         if (layout) {
           result[l]= {
-            widgetIds: [],
+            default: this.getBreakpointLayoutData(layout)
-            widgetLayouts: {},
+          };
-            gridSettings: {}
+          if (layout.breakpoints) {
-          } as DashboardLayoutInfo;
+            for (const breakpoint of Object.keys(layout.breakpoints)) {
-          for (const id of Object.keys(layout.widgets)) {
+              result[l][breakpoint] = this.getBreakpointLayoutData(layout.breakpoints[breakpoint]);
-            result[l].widgetIds.push(id);
+            }
           }
-          result[l].widgetLayouts = layout.widgets;
-          result[l].gridSettings = layout.gridSettings;
         }
       }
       return result;
@@ -538,6 +536,20 @@ export class DashboardUtilsService {
     }
   }
 
+  private getBreakpointLayoutData(layout: DashboardLayout): BreakpointLayoutInfo {
+    const result: BreakpointLayoutInfo = {
+      widgetIds: [],
+      widgetLayouts: {},
+      gridSettings: {}
+    };
+    for (const id of Object.keys(layout.widgets)) {
+      result.widgetIds.push(id);
+    }
+    result.widgetLayouts = layout.widgets;
+    result.gridSettings = layout.gridSettings;
+    return result;
+  }
+
   public getWidgetsArray(dashboard: Dashboard): Array<Widget> {
     const widgetsArray: Array<Widget> = [];
     const dashboardConfiguration = dashboard.configuration;
@@ -564,11 +576,15 @@ export class DashboardUtilsService {
                            originalColumns?: number,
                            originalSize?: {sizeX: number; sizeY: number},
                            row?: number,
-                           column?: number): void {
+                           column?: number,
+                           breakpoint = 'default'): void {
     const dashboardConfiguration = dashboard.configuration;
     const states = dashboardConfiguration.states;
     const state = states[targetState];
-    const layout = state.layouts[targetLayout];
+    let layout = state.layouts[targetLayout];
+    if (breakpoint !== 'default' && layout.breakpoints?.[breakpoint]) {
+      layout = layout.breakpoints[breakpoint];
+    }
     const layoutCount = Object.keys(state.layouts).length;
     if (!widget.id) {
       widget.id = this.utils.guid();
@@ -626,12 +642,17 @@ export class DashboardUtilsService {
   public removeWidgetFromLayout(dashboard: Dashboard,
                                 targetState: string,
                                 targetLayout: DashboardLayoutId,
-                                widgetId: string) {
+                                widgetId: string,
+                                breakpoint: string) {
     const dashboardConfiguration = dashboard.configuration;
     const states = dashboardConfiguration.states;
     const state = states[targetState];
     const layout = state.layouts[targetLayout];
+    if (layout.breakpoints[breakpoint]) {
+      delete layout.breakpoints[breakpoint].widgets[widgetId];
+    } else {
       delete layout.widgets[widgetId];
+    }
     this.removeUnusedWidgets(dashboard);
   }
 
@@ -700,11 +721,19 @@ export class DashboardUtilsService {
       for (const s of Object.keys(states)) {
         const state = states[s];
         for (const l of Object.keys(state.layouts)) {
-          const layout = state.layouts[l];
+          const layout: DashboardLayout = state.layouts[l];
           if (layout.widgets[widgetId]) {
             found = true;
             break;
           }
+          if (layout.breakpoints) {
+            for (const breakpoint of Object.keys(layout.breakpoints)) {
+              if (layout.breakpoints[breakpoint].widgets[widgetId]) {
+                found = true;
+                break;
+              }
+            }
+          }
         }
       }
       if (!found) {

ui-ngx/src/app/core/services/item-buffer.service.ts

@@ -56,6 +56,7 @@ export interface WidgetReference {
   widgetId: string;
   originalSize: WidgetSize;
   originalColumns: number;
+  breakpoint: string;
 }
 
 export interface RuleNodeConnection {
@@ -85,7 +86,8 @@ export class ItemBufferService {
               private ruleChainService: RuleChainService,
               private utils: UtilsService) {}
 
-  public prepareWidgetItem(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId, widget: Widget): WidgetItem {
+  public prepareWidgetItem(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId,
+                           widget: Widget, breakpoint: string): WidgetItem {
     const aliasesInfo: AliasesInfo = {
       datasourceAliases: {},
       targetDeviceAlias: null
@@ -93,8 +95,8 @@ export class ItemBufferService {
     const filtersInfo: FiltersInfo = {
       datasourceFilters: {}
     };
-    const originalColumns = this.getOriginalColumns(dashboard, sourceState, sourceLayout);
+    const originalColumns = this.getOriginalColumns(dashboard, sourceState, sourceLayout, breakpoint);
-    const originalSize = this.getOriginalSize(dashboard, sourceState, sourceLayout, widget);
+    const originalSize = this.getOriginalSize(dashboard, sourceState, sourceLayout, widget, breakpoint);
     const datasources: Datasource[] = widget.type === widgetType.alarm ? [widget.config.alarmSource] : widget.config.datasources;
     if (widget.config && dashboard.configuration
       && dashboard.configuration.entityAliases) {
@@ -146,13 +148,14 @@ export class ItemBufferService {
     };
   }
 
-  public copyWidget(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId, widget: Widget): void {
+  public copyWidget(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId, widget: Widget, breakpoint: string): void {
-    const widgetItem = this.prepareWidgetItem(dashboard, sourceState, sourceLayout, widget);
+    const widgetItem = this.prepareWidgetItem(dashboard, sourceState, sourceLayout, widget, breakpoint);
     this.storeSet(WIDGET_ITEM, widgetItem);
   }
 
-  public copyWidgetReference(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId, widget: Widget): void {
+  public copyWidgetReference(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId,
-    const widgetReference = this.prepareWidgetReference(dashboard, sourceState, sourceLayout, widget);
+                             widget: Widget, breakpoint: string): void {
+    const widgetReference = this.prepareWidgetReference(dashboard, sourceState, sourceLayout, widget, breakpoint);
     this.storeSet(WIDGET_REFERENCE, widgetReference);
   }
 
@@ -160,11 +163,11 @@ export class ItemBufferService {
     return this.storeHas(WIDGET_ITEM);
   }
 
-  public canPasteWidgetReference(dashboard: Dashboard, state: string, layout: DashboardLayoutId): boolean {
+  public canPasteWidgetReference(dashboard: Dashboard, state: string, layout: DashboardLayoutId, breakpoint: string): boolean {
     const widgetReference: WidgetReference = this.storeGet(WIDGET_REFERENCE);
     if (widgetReference) {
       if (widgetReference.dashboardId === dashboard.id.id) {
-        if ((widgetReference.sourceState !== state || widgetReference.sourceLayout !== layout)
+        if ((widgetReference.sourceState !== state || widgetReference.sourceLayout !== layout || widgetReference.breakpoint !== breakpoint)
           && dashboard.configuration.widgets[widgetReference.widgetId]) {
           return true;
         }
@@ -387,13 +390,17 @@ export class ItemBufferService {
     return ruleChainImport;
   }
 
-  private getOriginalColumns(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId): number {
+  private getOriginalColumns(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId,
+                             breakpoint: string): number {
     let originalColumns = 24;
     let gridSettings = null;
     const state = dashboard.configuration.states[sourceState];
     const layoutCount = Object.keys(state.layouts).length;
     if (state) {
-      const layout = state.layouts[sourceLayout];
+      let layout = state.layouts[sourceLayout];
+      if (breakpoint !== 'default') {
+        layout = layout.breakpoints[breakpoint];
+      }
       if (layout) {
         gridSettings = layout.gridSettings;
 
@@ -407,8 +414,12 @@ export class ItemBufferService {
     return originalColumns;
   }
 
-  private getOriginalSize(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId, widget: Widget): WidgetSize {
+  private getOriginalSize(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId, widget: Widget,
-    const layout = dashboard.configuration.states[sourceState].layouts[sourceLayout];
+                          breakpoint: string): WidgetSize {
+    let layout = dashboard.configuration.states[sourceState].layouts[sourceLayout];
+    if (breakpoint !== 'default') {
+      layout = layout.breakpoints[breakpoint];
+    }
     const widgetLayout = layout.widgets[widget.id];
     return {
       sizeX: widgetLayout.sizeX,
@@ -432,16 +443,17 @@ export class ItemBufferService {
   }
 
   private prepareWidgetReference(dashboard: Dashboard, sourceState: string,
-                                 sourceLayout: DashboardLayoutId, widget: Widget): WidgetReference {
+                                 sourceLayout: DashboardLayoutId, widget: Widget, breakpoint: string): WidgetReference {
-    const originalColumns = this.getOriginalColumns(dashboard, sourceState, sourceLayout);
+    const originalColumns = this.getOriginalColumns(dashboard, sourceState, sourceLayout, breakpoint);
-    const originalSize = this.getOriginalSize(dashboard, sourceState, sourceLayout, widget);
+    const originalSize = this.getOriginalSize(dashboard, sourceState, sourceLayout, widget, breakpoint);
     return {
       dashboardId: dashboard.id.id,
       sourceState,
       sourceLayout,
       widgetId: widget.id,
       originalSize,
-      originalColumns
+      originalColumns,
+      breakpoint
     };
   }
 

ui-ngx/src/app/modules/home/components/dashboard-page/dashboard-page.component.html

@@ -58,6 +58,9 @@
                 <mat-icon>view_compact</mat-icon>
                 {{'layout.layouts' | translate}}
               </button>
+              <tb-select-dashboard-layout
+                [dashboardCtrl]="this">
+              </tb-select-dashboard-layout>
             </div>
           </ng-container>
           <tb-states-component fxFlex.lt-md

ui-ngx/src/app/modules/home/components/dashboard-page/dashboard-page.component.ts

@@ -40,7 +40,6 @@ import { Store } from '@ngrx/store';
 import { AppState } from '@core/core.state';
 import { ActivatedRoute, Router } from '@angular/router';
 import { UtilsService } from '@core/services/utils.service';
-import { AuthService } from '@core/auth/auth.service';
 import {
   Dashboard,
   DashboardConfiguration,
@@ -66,7 +65,7 @@ import {
   IDashboardController,
   LayoutWidgetsArray
 } from './dashboard-page.models';
-import { BreakpointObserver, BreakpointState } from '@angular/cdk/layout';
+import { BreakpointObserver } from '@angular/cdk/layout';
 import { MediaBreakpoints } from '@shared/models/constants';
 import { AuthUser } from '@shared/models/user.model';
 import { getCurrentAuthState } from '@core/auth/auth.selectors';
@@ -83,7 +82,7 @@ import { Authority } from '@shared/models/authority.enum';
 import { DialogService } from '@core/services/dialog.service';
 import { EntityService } from '@core/http/entity.service';
 import { AliasController } from '@core/api/alias-controller';
-import { Observable, of, Subscription } from 'rxjs';
+import { Observable, of, Subject, Subscription } from 'rxjs';
 import { DashboardUtilsService } from '@core/services/dashboard-utils.service';
 import { DashboardService } from '@core/http/dashboard.service';
 import {
@@ -138,14 +137,14 @@ import {
   DashboardImageDialogData,
   DashboardImageDialogResult
 } from '@home/components/dashboard-page/dashboard-image-dialog.component';
-import { DomSanitizer, SafeUrl } from '@angular/platform-browser';
+import { SafeUrl } from '@angular/platform-browser';
 import cssjs from '@core/css/css';
 import { DOCUMENT } from '@angular/common';
 import { IAliasController } from '@core/api/widget-api.models';
 import { MatButton } from '@angular/material/button';
 import { VersionControlComponent } from '@home/components/vc/version-control.component';
 import { TbPopoverService } from '@shared/components/popover.service';
-import { map, tap } from 'rxjs/operators';
+import { distinctUntilChanged, map, skip, tap } from 'rxjs/operators';
 import { LayoutFixedSize, LayoutWidthType } from '@home/components/dashboard-page/layout/layout.models';
 import { TbPopoverComponent } from '@shared/components/popover.component';
 import { ResizeObserver } from '@juggle/resize-observer';
@@ -268,6 +267,7 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
     getDashboard: () => this.dashboard,
     dashboardTimewindow: null,
     state: null,
+    breakpoint: null,
     stateController: null,
     stateChanged: null,
     stateId: null,
@@ -280,24 +280,28 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
       show: false,
       layoutCtx: {
         id: 'main',
+        breakpoint: 'default',
         widgets: null,
         widgetLayouts: {},
         gridSettings: {},
         ignoreLoading: true,
         ctrl: null,
-        dashboardCtrl: this
+        dashboardCtrl: this,
+        layoutData: null
       }
     },
     right: {
       show: false,
       layoutCtx: {
         id: 'right',
+        breakpoint: 'default',
         widgets: null,
         widgetLayouts: {},
         gridSettings: {},
         ignoreLoading: true,
         ctrl: null,
-        dashboardCtrl: this
+        dashboardCtrl: this,
+        layoutData: null
       }
     }
   };
@@ -331,6 +335,8 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
 
   @ViewChild('dashboardWidgetSelect') dashboardWidgetSelectComponent: DashboardWidgetSelectComponent;
 
+  private changeMobileSize = new Subject<boolean>();
+
   constructor(protected store: Store<AppState>,
               @Inject(WINDOW) private window: Window,
               @Inject(DOCUMENT) private document: Document,
@@ -339,7 +345,6 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
               private router: Router,
               private utils: UtilsService,
               private dashboardUtils: DashboardUtilsService,
-              private authService: AuthService,
               private entityService: EntityService,
               private dialogService: DialogService,
               private widgetComponentService: WidgetComponentService,
@@ -357,7 +362,6 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
               private overlay: Overlay,
               private viewContainerRef: ViewContainerRef,
               private cd: ChangeDetectorRef,
-              private sanitizer: DomSanitizer,
               public elRef: ElementRef,
               private injector: Injector) {
     super(store);
@@ -402,13 +406,56 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
         }
       ));
     }
-    this.rxSubscriptions.push(this.breakpointObserver
+    this.rxSubscriptions.push(
-      .observe(MediaBreakpoints['gt-sm'])
+      this.changeMobileSize.pipe(
-      .subscribe((state: BreakpointState) => {
+        distinctUntilChanged(),
-          this.isMobile = !state.matches;
+      ).subscribe((state) => {
+        this.isMobile = state;
+        this.updateLayoutSizes();
+      })
+    );
+
+    this.rxSubscriptions.push(
+      this.breakpointObserver.observe([
+        MediaBreakpoints.xs,
+        MediaBreakpoints.sm,
+        MediaBreakpoints.md,
+        MediaBreakpoints.lg,
+        MediaBreakpoints.xl
+      ]).pipe(
+        map(value => {
+          if (value.breakpoints[MediaBreakpoints.xs]) {
+            return 'xs';
+          } else if (value.breakpoints[MediaBreakpoints.sm]) {
+            return 'sm';
+          } else if (value.breakpoints[MediaBreakpoints.md]) {
+            return 'md';
+          } else if (value.breakpoints[MediaBreakpoints.lg]) {
+            return 'lg';
+          } else {
+            return 'xl';
+          }
+        }),
+        tap((value) => {
+          this.dashboardCtx.breakpoint = value;
+          this.changeMobileSize.next(value === 'xs' || value === 'sm');
+        }),
+        distinctUntilChanged((prev, next) => {
+          if (this.layouts.right.show || this.isEdit) {
+            return true;
+          }
+          const allowAdditionalPrevLayout = !!this.layouts.main.layoutCtx.layoutData?.[prev];
+          const allowAdditionalNextLayout = !!this.layouts.main.layoutCtx?.layoutData?.[next];
+          return !(allowAdditionalNextLayout || allowAdditionalPrevLayout !== allowAdditionalNextLayout);
+        }),
+        skip(1)
+      ).subscribe((value) => {
+          this.layouts.main.layoutCtx.ctrl.updatedCurrentBreakpoint();
           this.updateLayoutSizes();
         }
-    ));
+      )
+    );
+
     if (this.isMobileApp && this.syncStateWithQueryParam) {
       this.mobileService.registerToggleLayoutFunction(() => {
         setTimeout(() => {
@@ -694,7 +741,7 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
     this.mobileService.onDashboardRightLayoutChanged(this.isRightLayoutOpened);
   }
 
-  private updateLayoutSizes() {
+  public updateLayoutSizes() {
     let changeMainLayoutSize = false;
     let changeRightLayoutSize = false;
     if (this.dashboardCtx.state) {
@@ -1025,21 +1072,14 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
         this.updateLayout(layout, layoutInfo);
       } else {
         layout.show = false;
-        this.updateLayout(layout, {widgetIds: [], widgetLayouts: {}, gridSettings: null});
+        this.updateLayout(layout, {default: {widgetIds: [], widgetLayouts: {}, gridSettings: null}});
       }
     }
   }
 
   private updateLayout(layout: DashboardPageLayout, layoutInfo: DashboardLayoutInfo) {
-    if (layoutInfo.gridSettings) {
+    layout.layoutCtx.layoutData = layoutInfo;
-      layout.layoutCtx.gridSettings = layoutInfo.gridSettings;
+    layout.layoutCtx.ctrl?.updatedCurrentBreakpoint(null, layout.show);
-    }
-    layout.layoutCtx.widgets.setWidgetIds(layoutInfo.widgetIds);
-    layout.layoutCtx.widgetLayouts = layoutInfo.widgetLayouts;
-    if (layout.show && layout.layoutCtx.ctrl) {
-      layout.layoutCtx.ctrl.reload();
-    }
-    layout.layoutCtx.ignoreLoading = true;
     this.updateLayoutSizes();
   }
 
@@ -1158,8 +1198,10 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
   }
 
   private addWidgetToLayout(widget: Widget, layoutId: DashboardLayoutId) {
-    this.dashboardUtils.addWidgetToLayout(this.dashboard, this.dashboardCtx.state, layoutId, widget);
+    const layoutCtx = this.layouts[layoutId].layoutCtx;
-    this.layouts[layoutId].layoutCtx.widgets.addWidgetId(widget.id);
+    this.dashboardUtils.addWidgetToLayout(this.dashboard, this.dashboardCtx.state, layoutId, widget, undefined,
+      undefined, -1, -1, layoutCtx.breakpoint);
+    layoutCtx.widgets.addWidgetId(widget.id);
     this.runChangeDetection();
   }
 
@@ -1303,12 +1345,12 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
 
   copyWidget($event: Event, layoutCtx: DashboardPageLayoutContext, widget: Widget) {
     this.itembuffer.copyWidget(this.dashboard,
-      this.dashboardCtx.state, layoutCtx.id, widget);
+      this.dashboardCtx.state, layoutCtx.id, widget, layoutCtx.breakpoint);
   }
 
   copyWidgetReference($event: Event, layoutCtx: DashboardPageLayoutContext, widget: Widget) {
     this.itembuffer.copyWidgetReference(this.dashboard,
-      this.dashboardCtx.state, layoutCtx.id, widget);
+      this.dashboardCtx.state, layoutCtx.id, widget, layoutCtx.breakpoint);
   }
 
   pasteWidget($event: Event, layoutCtx: DashboardPageLayoutContext, pos: WidgetPosition) {
@@ -1343,7 +1385,8 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
     ).subscribe((res) => {
       if (res) {
         if (layoutCtx.widgets.removeWidgetId(widget.id)) {
-          this.dashboardUtils.removeWidgetFromLayout(this.dashboard, this.dashboardCtx.state, layoutCtx.id, widget.id);
+          this.dashboardUtils.removeWidgetFromLayout(this.dashboard, this.dashboardCtx.state, layoutCtx.id,
+            widget.id, layoutCtx.breakpoint);
           this.runChangeDetection();
         }
       }
@@ -1352,7 +1395,7 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
 
   exportWidget($event: Event, layoutCtx: DashboardPageLayoutContext, widget: Widget, widgetTitle: string) {
     $event.stopPropagation();
-    this.importExport.exportWidget(this.dashboard, this.dashboardCtx.state, layoutCtx.id, widget, widgetTitle);
+    this.importExport.exportWidget(this.dashboard, this.dashboardCtx.state, layoutCtx.id, widget, widgetTitle, layoutCtx.breakpoint);
   }
 
   widgetClicked($event: Event, layoutCtx: DashboardPageLayoutContext, widget: Widget) {
@@ -1402,7 +1445,7 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
           action: ($event) => {
             layoutCtx.ctrl.pasteWidgetReference($event);
           },
-          enabled: this.itembuffer.canPasteWidgetReference(this.dashboard, this.dashboardCtx.state, layoutCtx.id),
+          enabled: this.itembuffer.canPasteWidgetReference(this.dashboard, this.dashboardCtx.state, layoutCtx.id, layoutCtx.breakpoint),
           value: 'action.paste-reference',
           icon: 'content_paste',
           shortcut: 'M-I'

ui-ngx/src/app/modules/home/components/dashboard-page/dashboard-page.models.ts

@@ -14,7 +14,13 @@
 /// limitations under the License.
 ///
 
-import { Dashboard, DashboardLayoutId, GridSettings, WidgetLayouts } from '@app/shared/models/dashboard.models';
+import {
+  Dashboard,
+  DashboardLayoutId,
+  DashboardLayoutInfo,
+  GridSettings,
+  WidgetLayouts
+} from '@app/shared/models/dashboard.models';
 import { Widget, WidgetPosition } from '@app/shared/models/widget.models';
 import { Timewindow } from '@shared/models/time/time.models';
 import { IAliasController, IStateController } from '@core/api/widget-api.models';
@@ -34,6 +40,7 @@ export interface DashboardPageInitData {
 export interface DashboardContext {
   instanceId: string;
   state: string;
+  breakpoint: string;
   getDashboard: () => Dashboard;
   dashboardTimewindow: Timewindow;
   aliasController: IAliasController;
@@ -63,6 +70,8 @@ export interface IDashboardController {
 
 export interface DashboardPageLayoutContext {
   id: DashboardLayoutId;
+  layoutData: DashboardLayoutInfo;
+  breakpoint: string;
   widgets: LayoutWidgetsArray;
   widgetLayouts: WidgetLayouts;
   gridSettings: GridSettings;

ui-ngx/src/app/modules/home/components/dashboard-page/layout/dashboard-layout.component.ts

@@ -36,6 +36,8 @@ import { TbCheatSheetComponent } from '@shared/components/cheatsheet.component';
 import { TbPopoverComponent } from '@shared/components/popover.component';
 import { ImagePipe } from '@shared/pipe/image.pipe';
 import { map } from 'rxjs/operators';
+import { deepClone, isNotEmptyStr } from '@core/utils';
+import { DashboardUtilsService } from '@core/services/dashboard-utils.service';
 
 @Component({
   selector: 'tb-dashboard-layout',
@@ -95,7 +97,8 @@ export class DashboardLayoutComponent extends PageComponent implements ILayoutCo
               private translate: TranslateService,
               private itembuffer: ItemBufferService,
               private imagePipe: ImagePipe,
-              private sanitizer: DomSanitizer) {
+              private sanitizer: DomSanitizer,
+              private dashboardUtils: DashboardUtilsService,) {
     super(store);
     this.initHotKeys();
   }
@@ -161,7 +164,7 @@ export class DashboardLayoutComponent extends PageComponent implements ILayoutCo
       new Hotkey('ctrl+i', (event: KeyboardEvent) => {
           if (this.isEdit && !this.isEditingWidget && !this.widgetEditMode) {
             if (this.itembuffer.canPasteWidgetReference(this.dashboardCtx.getDashboard(),
-              this.dashboardCtx.state, this.layoutCtx.id)) {
+              this.dashboardCtx.state, this.layoutCtx.id, this.layoutCtx.breakpoint)) {
               event.preventDefault();
               this.pasteWidgetReference(event);
             }
@@ -268,4 +271,45 @@ export class DashboardLayoutComponent extends PageComponent implements ILayoutCo
     this.layoutCtx.dashboardCtrl.pasteWidgetReference($event, this.layoutCtx, pos);
   }
 
+  updatedCurrentBreakpoint(breakpoint?: string, showLayout = true) {
+    if (!isNotEmptyStr(breakpoint)) {
+      breakpoint = this.dashboardCtx.breakpoint;
+    }
+    this.layoutCtx.breakpoint = breakpoint;
+    const layoutInfo = this.getLayoutDataForBreakpoint(breakpoint);
+    if (layoutInfo.gridSettings) {
+      this.layoutCtx.gridSettings = layoutInfo.gridSettings;
+    }
+    this.layoutCtx.widgets.setWidgetIds(layoutInfo.widgetIds);
+    this.layoutCtx.widgetLayouts = layoutInfo.widgetLayouts;
+    if (showLayout && this.layoutCtx.ctrl) {
+      this.layoutCtx.ctrl.reload();
+    }
+    this.layoutCtx.ignoreLoading = true;
+  }
+
+  private getLayoutDataForBreakpoint(breakpoint: string) {
+    if (this.layoutCtx.layoutData[breakpoint]) {
+      return this.layoutCtx.layoutData[breakpoint];
+    }
+    return this.layoutCtx.layoutData.default;
+  }
+
+  createBreakpointConfig(breakpoint: string) {
+    const currentDashboard = this.dashboardCtx.getDashboard();
+    const dashboardConfiguration = currentDashboard.configuration;
+    const states = dashboardConfiguration.states;
+    const state = states[this.dashboardCtx.state];
+    const layout = state.layouts[this.layoutCtx.id];
+    if (!layout.breakpoints) {
+      layout.breakpoints = {};
+    }
+    layout.breakpoints[breakpoint] = {
+      gridSettings: deepClone(layout.gridSettings),
+      widgets: deepClone(layout.widgets),
+    };
+    this.layoutCtx.layoutData =
+      this.dashboardUtils.getStateLayoutsData(currentDashboard, this.dashboardCtx.state)[this.layoutCtx.id];
+  }
+
 }

ui-ngx/src/app/modules/home/components/dashboard-page/layout/layout.models.ts

@@ -21,6 +21,8 @@ export interface ILayoutController {
   selectWidget(widgetId: string, delay?: number);
   pasteWidget($event: MouseEvent);
   pasteWidgetReference($event: MouseEvent);
+  updatedCurrentBreakpoint(breakpoint?: string, showLayout?: boolean);
+  createBreakpointConfig(breakpoint?: string);
 }
 
 export enum LayoutWidthType {

ui-ngx/src/app/modules/home/components/dashboard-page/layout/select-dashboard-layout.component.html

@@ -0,0 +1,25 @@
+<!--
+
+    Copyright © 2016-2024 The Thingsboard Authors
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+
+-->
+<mat-select
+  class="select-dashboard-layout"
+  [(ngModel)]="selectLayout"
+  (ngModelChange)="selectLayoutChanged()">
+  <mat-option *ngFor="let layout of layouts" [value]="layout">
+    {{ layout }}
+  </mat-option>
+</mat-select>

ui-ngx/src/app/modules/home/components/dashboard-page/layout/select-dashboard-layout.component.scss

@@ -0,0 +1,30 @@
+/**
+ * Copyright © 2016-2024 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+:host {
+  pointer-events: all;
+  width: min-content; //for Safari
+}
+
+:host ::ng-deep {
+  .mat-mdc-select.select-dashboard-layout {
+    .mat-mdc-select-value {
+      max-width: 200px;
+    }
+    .mat-mdc-select-arrow {
+      width: 24px;
+    }
+  }
+}

ui-ngx/src/app/modules/home/components/dashboard-page/layout/select-dashboard-layout.component.ts

@@ -0,0 +1,77 @@
+///
+/// Copyright © 2016-2024 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+import { Component, Input, OnDestroy, OnInit } from '@angular/core';
+import { DashboardPageComponent } from '@home/components/dashboard-page/dashboard-page.component';
+import { Subscription } from 'rxjs';
+
+@Component({
+  selector: 'tb-select-dashboard-layout',
+  templateUrl: './select-dashboard-layout.component.html',
+  styleUrls: ['./select-dashboard-layout.component.scss']
+})
+export class SelectDashboardLayoutComponent implements OnInit, OnDestroy {
+
+  @Input()
+  dashboardCtrl: DashboardPageComponent;
+
+  layout = {
+    default: 'Default',
+    xs: 'xs',
+    sm: 'sm',
+    md: 'md',
+    lg: 'lg',
+    xl: 'xl'
+  };
+
+  layouts = Object.keys(this.layout);
+
+  selectLayout = 'default';
+
+  private allowBreakpointsSize = new Set<string>();
+
+  private stateChanged$: Subscription;
+
+  constructor() { }
+
+  ngOnInit() {
+    this.stateChanged$ = this.dashboardCtrl.dashboardCtx.stateChanged.subscribe(() => {
+      if (this.dashboardCtrl.layouts.main.layoutCtx.layoutData) {
+        this.allowBreakpointsSize = new Set(Object.keys(this.dashboardCtrl.layouts.main.layoutCtx?.layoutData));
+      } else {
+        this.allowBreakpointsSize.add('default');
+      }
+      if (this.allowBreakpointsSize.has(this.dashboardCtrl.layouts.main.layoutCtx.breakpoint)) {
+        this.selectLayout = this.dashboardCtrl.layouts.main.layoutCtx.breakpoint;
+      } else {
+        this.selectLayout = 'default';
+        this.dashboardCtrl.layouts.main.layoutCtx.breakpoint = this.selectLayout;
+      }
+    });
+  }
+
+  ngOnDestroy() {
+    this.stateChanged$.unsubscribe();
+  }
+
+  selectLayoutChanged() {
+    if (!this.dashboardCtrl.layouts.main.layoutCtx.layoutData[this.selectLayout]) {
+      this.dashboardCtrl.layouts.main.layoutCtx.ctrl.createBreakpointConfig(this.selectLayout);
+    }
+    this.dashboardCtrl.layouts.main.layoutCtx.ctrl.updatedCurrentBreakpoint(this.selectLayout);
+    this.dashboardCtrl.updateLayoutSizes();
+  }
+}

ui-ngx/src/app/modules/home/components/home-components.module.ts

@@ -171,6 +171,9 @@ import {
 import { WidgetConfigComponentsModule } from '@home/components/widget/config/widget-config-components.module';
 import { BasicWidgetConfigModule } from '@home/components/widget/config/basic/basic-widget-config.module';
 import { DeleteTimeseriesPanelComponent } from '@home/components/attribute/delete-timeseries-panel.component';
+import {
+  SelectDashboardLayoutComponent
+} from '@home/components/dashboard-page/layout/select-dashboard-layout.component';
 
 @NgModule({
   declarations:
@@ -280,6 +283,7 @@ import { DeleteTimeseriesPanelComponent } from '@home/components/attribute/delet
       DashboardPageComponent,
       DashboardStateComponent,
       DashboardLayoutComponent,
+      SelectDashboardLayoutComponent,
       EditWidgetComponent,
       DashboardWidgetSelectComponent,
       AddWidgetDialogComponent,
@@ -411,6 +415,7 @@ import { DeleteTimeseriesPanelComponent } from '@home/components/attribute/delet
     DashboardPageComponent,
     DashboardStateComponent,
     DashboardLayoutComponent,
+    SelectDashboardLayoutComponent,
     EditWidgetComponent,
     DashboardWidgetSelectComponent,
     AddWidgetDialogComponent,

ui-ngx/src/app/shared/import-export/import-export.service.ts

@@ -198,8 +198,9 @@ export class ImportExportService {
     );
   }
 
-  public exportWidget(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId, widget: Widget, widgetTitle: string) {
+  public exportWidget(dashboard: Dashboard, sourceState: string, sourceLayout: DashboardLayoutId, widget: Widget,
-    const widgetItem = this.itembuffer.prepareWidgetItem(dashboard, sourceState, sourceLayout, widget);
+                      widgetTitle: string, breakpoint: string) {
+    const widgetItem = this.itembuffer.prepareWidgetItem(dashboard, sourceState, sourceLayout, widget, breakpoint);
     const widgetDefaultName = this.widgetService.getWidgetInfoFromCache(widget.typeFullFqn).widgetName;
     let fileName = widgetDefaultName + (isNotEmptyStr(widgetTitle) ? `_${widgetTitle}` : '');
     fileName = fileName.toLowerCase().replace(/\W/g, '_');

ui-ngx/src/app/shared/models/dashboard.models.ts

@@ -67,9 +67,12 @@ export interface GridSettings {
 export interface DashboardLayout {
   widgets: WidgetLayouts;
   gridSettings: GridSettings;
+  breakpoints?: {[breakpoint: string]: Omit<DashboardLayout, 'breakpoints'>};
 }
 
-export interface DashboardLayoutInfo {
+export declare type DashboardLayoutInfo = {[breakpoint: string]: BreakpointLayoutInfo};
+
+export interface BreakpointLayoutInfo {
   widgetIds?: string[];
   widgetLayouts?: WidgetLayouts;
   gridSettings?: GridSettings;