gallery widget android

Summarize Android to avoid file leaks in System gallery and system ringtonesImages of projects in application development are always included in the system's GalleryThere are 2 ways to avoid images that are included in the System galleryThe first one for the pictureRename the. png suffix image to. ing suffixFor example Ic_launcher.png instead of ic_launcher.ingThe second KindThe folder where the project hol

Android basics: imageswitcher and gallery 16:16:15 When creating an image browser, imageswitcher and gallery are used in a simple way. Now let's look at their basic usage. 1. Configure the layout file main. xml 2. Main program code mainactivity. Java Package COM. yin. picture_view;

When you select a picture from the gallery and then return to the data reception process, we may encounter a problem at this time. It's just that I'm gone. Returns the code. But why doesn't my picture path get it? This time may be different due to the Android API, because Android4.4 above and 4.3 below the Onactivityresult return URI is not the same, the intention to open the library to the API has no effec

The effect is to click the button, open the System library application, you can choose a picture inside the show outSet an implicit intentGet Intent object, come out with newCall the setaction () method of the Intent Object , set the action, parameter:intent.action_pickCall the SetType () method of the Intent Object , set the type, parameter:"image/*" can also get videoCall the Startactivityforresult () method to turn on the return value of theView the system's

First look at the following effect:from the picture above you can see that when you add more than one picture, you can create a Gallery the effect, We pull the picture around to see what we add to the picture, the effect is not much better? Let's see how it's going to come true! The above effect is similar to the ViewPage effect in Android, but unlike Viewpager,Viewpager can only display one picture at a ti

1. Under the Arabic language, take a picture of a motion path in camera,2. Slide into the gallery to view this picture, in the preview screen, the bottom right corner of the frame will have a "+" button, click on the button, and then press the Arabic button in the upper right corner, back to the motion trajectory animation preview screen3. Look at the trajectory animation, found that the first show is the green pattern, and then become the scene, gree

Maybe we all know when we download the image to the Android phone, and then call the system library to open the picture, prompting "cannot find the specified item".That's because the images we've inserted haven't been updated, so just plug the pictures into the system gallery and then the clockwork broadcast will be OK./** * Picture inserted into the system album, solve the system library cannot open pi

When the data is purged, action_package_data_cleared broadcasts are sent, and the broadcast is monitored and processed in the Widgetprovider. public static class Packagedataclearedreceiver extends Broadcastreceiver {private static final String Action_pack age_data_cleared = "Com.mediatek.intent.action.SETTINGS_PACKAGE_DATA_CLEARED"; public void OnReceive (context context, Intent Intent) {if (! Action_package_data_cleared.equals (Intent.getaction ())) {return; } Strin

Reprint please indicate source: http://blog.csdn.net/lmj623565791/article/details/38173061, this articlefrom: "Zhang Hongyang's Blog"Previous blog I used custom Horizontalscrollview to write a landscape picture carousel with Horizontalscrollview effects and Viewpager features, see: Android customization Horizontalscrollview creates more pictures (controls) and is not afraid of the lateral sliding effect of OOM. In fact, the production of horizontal sc

(Environment.getexternalstoragedirectory (), Image_file_name) ; Croprawphoto (Uri.fromfile (tempfile)); else {Toast.maketext (getapplication (), "No sdcard!", Toast.length_long). Show (); Case Code_result_request:if (Intent!= null) {Setimagetoheadview (intent);//Set Picture box} break; } super.onactivityresult (Requestcode, ResultCode, intent); /** * Crop the original picture */public void Croprawphoto (Uri uri) {Intent Intent = new Intent ("Com.android.camera.action.CROP"); Inten T.setdataandt

Android provides the widget for the date and time.Date WidgetDatePicker and Datepickerdialog,datepickerdialog are a simple container for loading datepicker. There is a trigger method Ondatechangedlistener () and Ondatesetlistener () respectively.In this example, we set up two buttons and a textview when the button pops up Datepickdialog.Step 1: Some Java functions about time Get an instance of the

Android custom widget (1) I recently attended a sharing meeting in Jinan. I felt deeply touched by the sharing spirit of the great gods. I would like to share some good things with you. I cannot be a code farmer who only moves bricks to become a real programmer. Of course, I am a Yuan programmer. There are three types of programmers: Junior programmers, intermediate programmers, and senior programmers, I ca

("/sdcard/cropped.jpg"))); //Set A fixed crop window size (Optional)Intent.putextra ("OUTPUTX",640); Intent.putextra ("outputy",480); //Set the max crop window size (Optional)Intent.putextra ("MAXOUTPUTX", -); Intent.putextra ("maxoutputy", -); //Set a fixed crop window ' s width/height aspect (Optional)Intent.putextra ("Aspectx",3); Intent.putextra ("aspecty",2); //Start Imagecropper activity with certain request code and listen for resultStartactivityforresult (Intent, request_code_crop_pictu

Android phone has its own camera and graphics library, we do in the project is sometimes used to upload pictures to the server, today did a project to use this function, so put my code to write down and share with you, the first blog I hope that the great God a lot of criticism. First, the code that calls the Android photo album and Camera: Copy Code code as follows: Intent Intent = new Inte

Android provides a standard toolbox of components that can be easily developed; Specific See: http://developer.android.com/reference/android/widget/package-summary.html Common controls: TextView: Standard read-only text label; EditText: Editable text input box; Chronometer: a simple timer; ListView: List entry in vertical direction; Spinner: A single selec

1, Introduction Android Widget is a desktop plug-in, the Android system application development level has a special purpose. Appwidget is a way to embed the control of a process into a window of a process. The effect of the hover window is similar to the widget, but it is much more flexible than the

direction on the screenlauncher:spany= "1"//number of squares in Y-direction on the screen/>1, can not be preset with configuration of the appwidget.2, Google from KK began to limit the system permissions, for the access to systems have strict specifications. Launcher3 the system Bind_appwidget permission is not available by default, so the appwidget cannot be provisioned.If you want to provision appwidget, you need Launcher3 to get system permissions, so to modify Launcher3 android.mk, add loc

Cannot be cast to Android. widget. headerviewlistadapter This exception usually occurs when header or footerview is set with listview. If you didn't happen, it would happen. But you may not know the reason. If the header or tail view is added after the listview. setadapter (adapter) method, That is, addheaderview or addfooterview, This exception is reported when listview. removehearderview or removefoo

Widget tool box) Address: http://blog.csdn.net/caroline_wendy Android provides some standardComponent ToolkitFor simple development; Common controls: TextView:Standard read-only text labels; EditText:Editable text input box; Chronometer:Simple timer; ListView:List entries in the vertical direction; Spinner:A single sequence containing options; Button:Standard button; ToggleButton:Trigger b

"android:orientation= "Vertical"Tools:context= "Com.hanqi.test5.UIActivity1" > TextView android:layout_width= "Wrap_content"Android:layout_height= "Wrap_content"Android:text= "Please select what is the Android development language?" "/> Radiogroup android:layout_width= "Match_parent"Android:layout_height= "Wrap_content"android:orientation= "Horizontal"Android:id= "@+id/rg" > RadioButton android:layout_width= "Wrap_content"Android:layout_height= "Wrap_