The example of this article is to share the Android two level horizontal menu implementation process. The effect is as above:
This horizontal level two menu is applied to many apps. The effect is still very beautiful. It is also a project needs, I also learned the effect of this, first of all, to say logic. The way to do this is not really difficult. But logic
Popupwindow can achieve a floating layer effect, the main methods are: Can customize view, through the Layoutinflator method, can appear and exit animation, you can specify the display location.In order to Popupwindow multiple functions and strive to use simple code to achieve, wrote a click on the left side of the button pop-up menu function, to achieve the appearance and exit when the animation effect and click on other areas when the pop-up layer a
Use in an activityMenuI don't know if you remember, when you created your first Android project in the previous chapter ,ADT was in helloworldactivity A Oncreateoptionsmenu () method is automatically created in the . This method is used to create the menu in the activity, because at that time our focus is not here, so directly ignored, now can be carefully analyzed. After all, the phone is different from
Three ways to create a menuOne, Optionsmenu---options menuMenus in Android apps are hidden by default, and the menu is displayed only when the user taps the menu key on the phone. This menu is called the Options menu or the System menu
The Andoird uses Android's own components, like Slidingdrawer and drawerlayout, are drawer-effect menus, but many of the items to be implemented have been limited by these self-contained components of Android, which makes it difficult to meet the requirements of the project. Custom components, all aspects under their own control, so as to make adjustments to the requirements. To achieve good results, basically the
application (Menubuilder is the framework class inside the system).It's time to consider reflection, call the Setoptionaliconsvisible method by reflection when the code runs to create the menu, set Moptionaliconsvisible to True, and then add an icon to the menu, This allows you to display the added icon in the menu.@Override Public BooleanOncreateoptionsmenu (
Android series UI components-Menu[Body] According to the official documentation, Android devices no longer require a special menu button starting with Android3.0 (API level 11). Instead, ActionBar is recommended. Therefore, many new devices on the market now use three virtual buttons, and no additional
Android uses intent to start the activity by clicking the context menu
I have added a floating navigation menu to the app. I hope to start a new activity when I click the navigation menu, but the following code cannot be completed. Please take a look.
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This article describes the menu features in Android programming. Share to everyone for your reference, specific as follows:
Android Menu design, the program defines two menu subkeys, one is "about", one is "exit", when clicked on "about", a new toast prompt, when clicked "E
Many Android apps now have a sideslip menu that works fine.
There is a Slidingmenu open source Library on the GitHub, which is convenient to use.
Slidingmenu GitHub Address: Https://github.com/jfeinstein10/SlidingMenu. GitHub said that the sliding combined actionbarsherlock function can be richer, actionbarsherlock GitHub address: Https://github.com/JakeWharton/ActionBarSherlock
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Generally, there are four buttons at the bottom of an Android phone: "back", "Home Page", "menu", and "Search". Recently, Google officially announced that it would remove the "menu" button, this means that in a few months, all new Android phones authorized by Google will no longer have this button.
Recently, Google's
Sideslip menu in many applications will be seen, the recent QQ5.0 Sideslip also played a bit of tricks ~ ~ for the Sideslip menu, the General people will customize ViewGroup, and then hide the menu bar, when the fingers slide, through the scroller or constantly change leftmargin and so on to achieve How much is a bit complicated, after the completion of the slidi
Android Studio -- create Menu items, androidmenu
In most android apps, a menu button is set in the upper right corner of the interface, for example, the plus sign in the upper right corner.
In this case, you need to create a folder named menu in the directory of the same lev
ToastToasts are a great way to remind your Android systemStart by defining a trigger point for a popup toast, such as a buttonWhere Toast.length_short refers to the length of the display and a built-in variable for Toast.length_long can be selected.Toast.maketext (firstactivity. This, "You clicked Button 1", Toast.length_short). Show ();MenuStart by creating a new menu folder in the Res directory to create
Knowledge Points:
This will continue with the previous article on the Learning of menu, context menu and pop-up menu.
Context Menu
The context menu provides action on a specific item or context frame on the UI interface, just like the right-click
In Android, the Spinner is the automatically displayed style of the drop-down menu and AutoCompleteTextView. It is equivalent to the The Spinner Widget drop-down menu and AutoCompleteTextView provided in Android are very easy to use and style is also applicable,However, we can change the style of the drop-down
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