Linux red had set root boot password and menu password1. Set the configuration file for the boot password in/etc/grup.confRoot#vim/etc/grup.conf650) this.width=650; "title=" 5.gif "src=" http://s3.51cto.com/wyfs02/M02/3B/CC/wKioL1O_ Rwex7gnkaab6ahbs-fa234.gif "alt=" Wkiol1o_rwex7gnkaab6ahbs-fa234.gif "/> 1. #开机密码我们在15行之后加入一行 When the boot is skipped 5, 4, 3, 2, 1 when prompted to enter a password. 650) this
author : Wan Jing, the absolute dustReprint Please famous source : http://blog.csdn.net/shulianghan/article/details/36438365Sample code Download :-- CSDN : http://download.csdn.net/detail/han1202012/7639253;-- GitHub : https://github.com/han1202012/TracerouteAndBusybox;1. Principles and Ideasfile permission modification cannot be implemented : If No root privileges , you cannot change the file permissions of a binary file;-- push BusyBox to
[Do not talk about it, just go to the Code]
[Java]Package com. bison;Import android. app. Activity;Import android. OS. Bundle;Import android. text. Html;Import android. view. ContextMenu;Import android. view. ContextMenu. ContextMenuInfo;Import
The previous article on "Learning to understand Android menu menus" briefly introduces Android's menu, and today let's take a look at how to create and respond to the most commonly used option menus (Options menu) through code.
First, create Options menu
As mentioned earli
())){MPopupWindow. dismiss (); // enter the pop window that simulates the menu to exit.Return true;}Return false;}});
Sub_view is a subview of PopupWindow.Sub_view.setFocusableInTouchMode (true );Sub_view.setOnKeyListener (new OnKeyListener (){@ OverridePublic boolean onKey (View v, int keyCode, KeyEvent event ){// TODO Auto-generated method stubIf (keyCode = KeyEvent. KEYCODE_MENU) (mPopupWindow. isShowing ())){MPopupWindow. dismiss (); // enter t
Android-satellite-menu Implementation Click the Main button, will pop up a plurality of buttons arranged around the main button, thus forming a satellite pop-up menu. The animation of the child buttons popping up and disappearing is great. This pop-up menu button is applied in Path2.0. Usage in your V Add a componen
Create an option menu
The option menu should contain basic activity actions and required navigation entries (for example, a menu item set to open the program ). option menu items have two different options: one is the menu item button, and the other is the Action Bar (in
Here are some other features that you can apply to most menu entries.
Menu GroupA menu group is composed of a series of menu items that share certain features. For a group, you can:
Show or hide all menu items. Use setGroupVisible ()Enable or disable all
is, we can customize a layout to implement the sliding menu function in this custom layout, then, as long as we introduce our custom layout in the activity layout file, this activity has the function of sliding menu. The principle is over, isn't it easy? Let's implement it.
Create an android project in eclipse. The project name is renrenslanguinglayout.
Create a
Android's eye-catching circle menu is a second-level high-imitation CCB circle menu
1. Overview
Today, I opened the China Construction Bank to check my deposits. When I saw my grief, I looked at it again. The circular menu was quite dazzling. So, in order to conceal my grief, I decided to achieve this effect. Well, there is actually another reason. I remember tha
.
Order: the menu display sequence. The Android system displays the menu item in ascending order from left to right, top to bottom, according to the value of the?? The parameter must be 0 and a positive integer and cannot be a negative integer.
Titleres and Title: The string resource ID or string of the menu it
I found that I spent a lot of time learning every android interface control. Because I am a beginner, I may still need to improve my learning methods and methods.
This document describes the basic implementation and usage of option menus and context menus.
The option menu is the bottom menu popped up by pressing the menu
related to the Activity.
The xml in the menu folder has the following rules:
1. The root element is
, No redundant attributes.
2.
Add multiple menu items
Package it into a menu group.
You can set the following attributes:
CheckableBehavior: Option Selection Behavior, none (not available), all
A single menu is used as a menu, similar to the select tag in HTML. A dialog box is displayed, showing several options for selection. The screen size of the mobile phone is limited. If you use the radiogroup single-choice button, it will occupy a lot of space. The final results of today's example are as follows:
The spinner needs to bind an adapter arrayadapter and place the
Create a Menu
In Androidsdk, you do not need to create a menu object from scratch. Because an activity is associated with only one menu, Android creates this menu for the activity and then passes it to the oncreateoptionsmenu callback of the activities class. This me
has the following rules:1. The root element is , no extra attributes. 2.multiple menu items packages into a single menu group. You can set the following properties:Checkablebehavior: Menu Item Amount selection behavior,none(not selectable), all(multiple selection) , single (radio). Menucategory: Specifies the priorit
1. Preparations
Download several images to make the menu a icing on the cake
2. Create an android Project
Create a folder named menu under the res file of the project to place the xml file. That is, the layout file of the menu.
The directory structure is as follows:
Game_menu.xml source code:
View plainAndroid: i
Hello everyone, today we are talking about the design of the android function menu,
Program Two menu items are defined, one is "about" and the other is "exit". When you click "about", a new one is created.
Toast Prompt: When you click "exit", we will end the program.
In addition toOncreateIn addition, you also need to create two other class functions:Oncrea
Invoke Action (as if it should be invoked, sorry). Add a description of Intent-fliter in Androidmanifest.xml, see: Pro Android Learning Note (11): Learn about Intent (medium).action Android:name= "Android.intent.action.VIEW" />category Android:name= "Android.intent.category.ALTERNATIVE"/>Alternative Menu CodeLet's see how to add the alternate menu to the Optionm
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