drawer

问题 I have a persistent drawer which holds a droppable list with draggable items. The functionality is there, but when dragging an item the item that is being dragged is not shown. I can drag the item perfectly and space is being allocated including animations as intended by the dnd framework, I just can't see what I am dragging. If I change the drawer to a permanent drawer, everything works as expected. Any suggestions? My component (in prototype code): (The DragDropContext is declared in a

问题 I was working on a project in Android Studio in which I had to use a navigation drawer, everything was running well. Recently Android Studio updated to 1.2 version and suddenly the activity where the the nav drawer was stopped rendering giving me that error. I know that it is a known error and it happened to me before, but this time I can´t get it fixed. The dependencies are set like this: dependencies { compile fileTree(include: ['*.jar'], dir: 'libs') compile 'com.android.support:support-v4

问题 when I try to hide drawer in Login page it occur error. I use dom-if for hiding menubar and according to it's syntax I used <template> tag. But it occur error. Polymer code <!-- Drawer content --> <template is="dom-if" if="[[_isLogin()]]"> <app-drawer id="drawer" slot="drawer" swipe-open="[[narrow]]"> <app-toolbar>Menu</app-toolbar> <iron-selector selected="[[page]]" attr-for-selected="name" class="drawer-list" role="navigation"> <a name="homepage" href="[[rootPath]]homepage">Homepage</a> <a

问题 I want to make my navigation open from right to left . But as soon as I change any of these steps my program face to error force closed after click on navigation after running the app. My main_activity.xml <include layout="@layout/app_bar_main" android:layout_width="match_parent" android:layout_height="match_parent" /> <android.support.design.widget.NavigationView android:id="@+id/nav_view" android:layout_width="wrap_content" android:layout_height="match_parent" android:layout_gravity="start"

问题 I am trying to put GPS coordinates on TextView of a Fragment from MainActivity but I can not figure out how to do this. I have: MainActivity.java LocationFragment.java I want to update an TextView in LocationFragment from MainActivity's onLocationChanged() method. Is any chance to do this : public void onLocationChanged(Location location) { lat = (double) (location.getLatitude()); lng = (double) (location.getLongitude()); fragment.updateText(lat +" "+lng); } 回答1: You can use Interface for it

问题 I have the following drawer. it works as it should as long as i only want to hop between the widgets of my main drawer items. Navigation with drawer but inside those widgets i want to route to a new one, with a button click for example, while the drawer stays in my corner. So basically is there any way to reproduce a sticky android drawer in flutter ? 回答1: Drawer is a Scaffold property. So when you go to another page you will normally have another Scaffold widget with its own Drawer and the

问题 I'm quite new to React-Native. I'm trying to add sideBar/hamburger menu to my application with implementing 'react-native drawer' component. Firstly, I'm trying to add the example code from GitHub to my new test project just to understand how it works. I face with the error in the screen. It would make me really happy, If I get some help. Or can you advice me easier way to implement sideBar/hamburger menu to my project. import Drawer from 'react-native-drawer'; import React, {Component} from

问题 I'm trying to use the new Navigation Drawer . I followed the guideline and I managed to have it working with section names title changing on item selected and so on. Now I'm stuck because I have no idea how to archive what I want to do next. When I click on an item in the drawer - home , for example -I want it to bring me to a screen where I have all the stuff I created in a particular layout for the specific screen. It's all static stuff like TextViews and images, so I don't have to do

问题 I'm trying to use the new Navigation Drawer . I followed the guideline and I managed to have it working with section names title changing on item selected and so on. Now I'm stuck because I have no idea how to archive what I want to do next. When I click on an item in the drawer - home , for example -I want it to bring me to a screen where I have all the stuff I created in a particular layout for the specific screen. It's all static stuff like TextViews and images, so I don't have to do

问题 I am attempting to get the navigation, default hamburger icon on the left of AppBar ( http://www.material-ui.com/#/components/app-bar ) from Material-UI framework to slide open the Drawer component when clicked ( http://www.material-ui.com/#/components/drawer ). But once clicked, I am getting the following error and I can't see to figure out: Uncaught TypeError: Cannot read property 'open' of undefined Any insight or guidance on it would be greatly appreciated. Thank you in advance. import