android login screen design xml

When writing the Android login screen, how do we remember the password to facilitate the next login?First, create an Android project (my version is 4.4.2) with the name "Remember Password"Then find the Layout folder under the Res folder, find Activity_main.xml or fragment_ma

(). Getdisplaymetrics () .density; return (int) (dipvalue*scale+0.5f); }/*** convert PX value to SP value ** @param pxValue * @return */publicstaticint PX2SP (Contextcontext,floatpxvalue) { Finalfloatfontscale=context.getresources (). Getdisplaymetrics () .scaledDensity; return (int) (pxvalue/fontscale+ 0.5f);}/*** Convert SP value to PX value *nbSP; @param spValue* @return */ NBSP;NBSP;PUBLICNBSP;STATICNBSP;INTNBSP;SP2PX (Contextcontext,floatspvalue) { finalfloatfontscale=context.getresourc

Android is a device that runs on a variety of different screen sizes and densities.The Android system provides a unified development environment across devices and handles most of the work to adjust the screen of each application's user interface to display on it. At the same time, the system provides APIs that allow y

-1280x720, values-xhdpi-1920x1080 Density ldpi Low Density ~120dpi mdpi Medium Density ~160dpi hdpi High Density ~240dpi, xhdpi Ultra high density? 320dpi, nodpi Store resources that ignore screen density, such as: some images that cannot be stretched are placed in drawable-nodpi, but are wide and wrap_content tvdpi Mainly used in TV,

(); }} if (state = = glgamestate.finished) {screen.pause (); Screen.dispose (); Synchronized (statechanged) {this.state = Glgamestate.idle; Statechanged.notifyall (); }}} @Override public void OnPause () {synchronized (statechanged) { if (isfinishing ()) state = glgamestate.finished; else state = glgamestate.paused; while (true) {try {statechanged.wait (); Break } catch (Interrupte

This example for you to share the Android login, retrieve password, registration function of the implementation code, for your reference, the specific contents are as follows 1. The design of the database I added two tables to the database, a table to store user information, such as user name, password, mobile phone number, etc., can be added arbitrarily. Anoth

relativelayout xmlns:android = "http://schemas.android.com/apk/res/android" Xmlns:tools = "Http://schemas.android.com/tools" Xmlns:app = "Http://schemas.android.com/apk/res-auto" Android:layout_width = "Match_parent" Android:layout_height =" Match_parent " android:focusable = "true" Android: Focusableintouchmode = "true" Add the last two sentences to the

Functional Requirements Basically every social APP has its own account system or allows users to log in to a third party. After the user login successfully, the APP should record the user login status, the user will not need to enter the password and account number when they log out. Implementation design Return registered user information when server-side

X can be interpreted as hdpi according to the mobile phone screen standard, 480x320 is mdpi, and 320x240 is ldpi. According to the latest data, hdpi and mdpi of all Android mobile phones account for a ratio of more; System Version, up to 2.1 ~ The proportion of 2.3 is also an absolute proportion. We can use this as the basis for adaptation. we need to pay attention to this data at any time, especially in

One, resolution Independent1. Using DP (DPI)Android uses density-independent pixels (DP) to specify the screen size, which allows zooming to achieve the same effect on devices with different pixel densities and the same screen size. (No problem with different screen sizes yet?) ）2. Resource qualifier for pixel densityW

Full Screen effect// Cancel title, cancel status bar this. requestwindowfeature (window.feature_no_title); this. GetWindow (). SetFlags (Windowmanager.layoutparams.flag_fullscreen,windowmanager.layoutparams.flag_ fullscreen);View CodeFade in effectImageView img = (ImageView)this. Findviewbyid (R.id.img_logo); Alphaanimation animationnew alphaanimation (0.0f, 1.0f); Animation.setduration (+); Img.setanimation (animation); // set Animation.setanimati

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: icon = "@ drawable/ic_new_game"Android: title

(Exception) Sometimes the Last main. XML design of R. Layout. main cannot be clicked out in Android. Do not use Import android. R; Use the R below your package Package com. example. weatherdemo. activity; import com. example. weatherdemo. r; import android. app. activi