menuitem

问题 I currently am programming for API 10 and above. I created a menu and was looking to implement the method Menu.setGroupCheckable(id, checkable, exclusive). Below is my code. From the documentation I was expecting a check mark over the selected item out of the group and the other ones to be disabled. However, this is not the case. @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); menu.add(0, 1, 0, "I1").setIcon(R.drawable.ic_launcher); menu.add(0, 2, 1,

问题 I want to insert a new menu into other process. But I get an error: Attempted to read or write protected memory. This is often an indication that other memory is corrupt. code for button: Mmenuhandle = GetMenu(mainhandle) Mmenucount = GetMenuItemCount(Mmenuhandle) Smenuhandle = GetSubMenu(Mmenuhandle, 0) Smenucount = GetMenuItemCount(Smenuhandle) With mii .cbSize = Len(mii) .fMask = MIIM_STATE Or MIIM_ID Or MIIM_STRING Or MIIM_FTYPE .fType = MFT_STRING .fState = MFS_ENABLED .wID = MENUID

问题 I am testing the shinydashboard package and I just can't figure out what is happening in a particular case. My dashboard has 4 tabItems (sorry it's in Dutch): Programma Deelnemers Notulen Overige The dashboard loads properly, but the content of tabItem four ("Overige") is shown beneath the content of "Notulen". The code of the App is as follows: library(shiny) library(shinydashboard) library(markdown) library(DT) # Simple header -----------------------------------------------------------

问题 I has use ASP.Net menu control in master page. And I wrap the Maincontent using update panel. When postback is happen, the sub menu in master page not showing when mouse over. I need click again the menu then mouseover the menu the sub menu only show. Master page <div class="float-right"> <nav> <asp:Menu ID="mne" runat="server" Orientation="Horizontal" Font-Names="Arial, Verdana, Tahoma" OnMenuItemClick="mne_MenuItemClick" StaticEnableDefaultPopOutImage="false" Width="510px"

问题 I'm writing an application, which has a menu with buttons and an image. I press the button and label of the button changes from "Record track" to "Stop recording". The issue is when I rotate my device, the activity with buttons gets killed by the OS. So, I understood that I have to save my data before it's get killed in onSaveInstanceState method and then restore it in my onCreate method. Something like this: @Override public void onSaveInstanceState(final Bundle saveInstanceState) {

问题 I am trying to set Cart Basket icon for Add To Cart functionality. While I run the app I got this error Attempt to invoke virtual method 'android.view.View android.widget.RelativeLayout.findViewById(int)' on a null object reference Here I am using AppCompatActivity. My code is here: MainActivity.java @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); RelativeLayout badgeLayout = (RelativeLayout) menu.findItem(R.id.badge).getActionView();

问题 I made the navigation drawer at android app and make everything correctly to appear it from the right side but only I face one problem at the alignment of menu item to the right side but I couldn't , how I can do that? The picture show navigation with menu items in the left side This is the main_activity layout code <?xml version="1.0" encoding="utf-8"?> <android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk

问题 I am having a menu item " CLEAR " in my app. I am using different typefaces in my app. I want to set a specific typeface for this menu item. Is it possible? Then how? 来源： https://stackoverflow.com/questions/36077403/how-to-change-font-of-menu-item-in-android

问题 I'm trying to make a horizontal, "category" main menu and a vertical submenu, separated from the main one. When I select a category its main page is displayed. But when I select another page from the submenu, that is supposed to be from the same category, then the "category" item from main menu stops being highlighted. All the menus are defined as a "stand-alone" modules and I'm using Joomla 1.6.3. 回答1: Any type of highlighting or effect is based upon CSS classes which are assigned in the

问题 I defined a layout view in a .xml file called profile_sliding_menu.xml: <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:focusableInTouchMode="true" android:orientation="vertical" > <View android:layout_width="match_parent" android:layout_height="1dp" android:background="#b5b5b5" /> <TextView android:id="@+id/pMenuProfileInformation" android:layout