fix(readme): document new App UI APIs to control main/secondary menu and content tabs visibility

readme.md

@@ -54,7 +54,7 @@ For developers working on this library, please refer to the [UI Components Playb
 |----------|------------|
 | **Core UI** | [`DeesButton`](#deesbutton), [`DeesButtonExit`](#deesbuttonexit), [`DeesButtonGroup`](#deesbuttongroup), [`DeesBadge`](#deesbadge), [`DeesChips`](#deeschips), [`DeesHeading`](#deesheading), [`DeesHint`](#deeshint), [`DeesIcon`](#deesicon), [`DeesLabel`](#deeslabel), [`DeesPanel`](#deespanel), [`DeesSearchbar`](#deessearchbar), [`DeesSpinner`](#deesspinner), [`DeesToast`](#deestoast), [`DeesWindowcontrols`](#deeswindowcontrols) |
 | **Forms** | [`DeesForm`](#deesform), [`DeesInputText`](#deesinputtext), [`DeesInputCheckbox`](#deesinputcheckbox), [`DeesInputDropdown`](#deesinputdropdown), [`DeesInputRadiogroup`](#deesinputradiogroup), [`DeesInputFileupload`](#deesinputfileupload), [`DeesInputIban`](#deesinputiban), [`DeesInputPhone`](#deesinputphone), [`DeesInputQuantitySelector`](#deesinputquantityselector), [`DeesInputMultitoggle`](#deesinputmultitoggle), [`DeesInputTags`](#deesinputtags), [`DeesInputTypelist`](#deesinputtypelist), [`DeesInputRichtext`](#deesinputrichtext), [`DeesInputWysiwyg`](#deesinputwysiwyg), [`DeesInputDatepicker`](#deesinputdatepicker), [`DeesInputSearchselect`](#deesinputsearchselect), [`DeesFormSubmit`](#deesformsubmit) |
-| **Layout** | [`DeesAppuiBase`](#deesappuibase), [`DeesAppuiMainmenu`](#deesappuimainmenu), [`DeesAppuiSecondarymenu`](#deesappuisecondarymenu), [`DeesAppuiMaincontent`](#deesappuimaincontent), [`DeesAppuiAppbar`](#deesappuiappbar), [`DeesAppuiActivitylog`](#deesappuiactivitylog), [`DeesAppuiProfiledropdown`](#deesappuiprofiledropdown), [`DeesAppuiTabs`](#deesappuitabs), [`DeesAppuiView`](#deesappuiview), [`DeesMobileNavigation`](#deesmobilenavigation), [`DeesDashboardGrid`](#deesdashboardgrid) |
+| **Layout** | [`DeesAppuiBase`](#deesappuibase), [`DeesAppuiMainmenu`](#deesappuimainmenu), [`DeesAppuiSecondarymenu`](#deesappuisecondarymenu), [`DeesAppuiMaincontent`](#deesappuimaincontent), [`DeesAppuiAppbar`](#deesappuiappbar), [`DeesAppuiActivitylog`](#deesappuiactivitylog), [`DeesAppuiProfiledropdown`](#deesappuiprofiledropdown), [`DeesAppuiTabs`](#deesappuitabs), [`DeesMobileNavigation`](#deesmobilenavigation), [`DeesDashboardGrid`](#deesdashboardgrid) |
 | **Data Display** | [`DeesTable`](#deestable), [`DeesDataviewCodebox`](#deesdataviewcodebox), [`DeesDataviewStatusobject`](#deesdataviewstatusobject), [`DeesPdf`](#deespdf), [`DeesStatsGrid`](#deesstatsgrid), [`DeesPagination`](#deespagination) |
 | **Visualization** | [`DeesChartArea`](#deeschartarea), [`DeesChartLog`](#deeschartlog) |
 | **Dialogs & Overlays** | [`DeesModal`](#deesmodal), [`DeesContextmenu`](#deescontextmenu), [`DeesSpeechbubble`](#deesspeechbubble), [`DeesWindowlayer`](#deeswindowlayer) |
@@ -666,9 +666,26 @@ class MyApp extends DeesElement {
 - `navigateToView(viewId, params?)` - Navigate between views
 - `setAppBarMenus()`, `setBreadcrumbs()`, `setUser()` - Control the app bar
 - `setMainMenu()`, `setMainMenuSelection()`, `setMainMenuBadge()` - Control main navigation
-- `setSecondaryMenu()`, `setContentTabs()` - Control view-specific UI
+- `setMainMenuCollapsed()`, `setMainMenuVisible()` - Control main menu visibility
+- `setSecondaryMenu()`, `setSecondaryMenuCollapsed()`, `setSecondaryMenuVisible()` - Control secondary menu
+- `setContentTabs()`, `setContentTabsVisible()` - Control view-specific UI
 - `activityLog.add()`, `activityLog.addMany()`, `activityLog.clear()` - Manage activity entries
 
+**View Visibility Control:**
+```typescript
+// In your view's onActivate hook
+onActivate(context: IViewActivationContext) {
+  // Hide secondary menu for a fullscreen view
+  context.appui.setSecondaryMenuVisible(false);
+
+  // Hide content tabs
+  context.appui.setContentTabsVisible(false);
+
+  // Collapse main menu to give more space
+  context.appui.setMainMenuCollapsed(true);
+}
+```
+
 #### `DeesAppuiMainmenu`
 Main navigation menu component for application-wide navigation.