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2014/10/16 ¤W¤È 08:21:12
android Programming Glossary: parcelHow to send an object from one Android Activity to another using Intents? http://stackoverflow.com/questions/2139134/how-to-send-an-object-from-one-android-activity-to-another-using-intents this question If you're just passing objects around then Parcelable was designed for this. It requires a little more effort.. just has one member property as an example public class MyParcelable implements Parcelable private int mData everything below.. as an example public class MyParcelable implements Parcelable private int mData everything below here is for implementing..
overlay two images in android to set an imageview http://stackoverflow.com/questions/2739971/overlay-two-images-in-android-to-set-an-imageview
How to prevent Custom Views from losing state across screen orientation changes http://stackoverflow.com/questions/3542333/how-to-prevent-custom-views-from-losing-state-across-screen-orientation-changes extends View private int stateToSave ... @Override public Parcelable onSaveInstanceState begin boilerplate code that allows parent.. boilerplate code that allows parent classes to save state Parcelable superState super.onSaveInstanceState SavedState ss new SavedState.. return ss @Override public void onRestoreInstanceState Parcelable state begin boilerplate code so parent classes can restore..
Android Parcelable — RetailerOrderActivity.java return null http://stackoverflow.com/questions/7400564/android-parcelable-retailerorderactivity-java-return-null Parcelable &mdash RetailerOrderActivity.java return null I have to.. SalesProduct enetity class public class Product implements Parcelable private double availableQuantity private double price private.. ArrayList Product product public Product public Product Parcel in this readFromParcel in Constructor calls read to create..
http://stackoverflow.com/questions/1626667/how-to-use-parcel-in-android testFoo final Foo orig new Foo blah blah Wrote orig to a parcel and then byte array final Parcel p1 Parcel.obtain p1.writeValue.. and writing of files in my original example. android parcel share improve this question Ah I finally found the problem...
Get/pick an image from Android's built-in Gallery app programmatically http://stackoverflow.com/questions/2169649/get-pick-an-image-from-androids-built-in-gallery-app-programmatically iterate over these images for Parcelable parcel list Uri uri Uri parcel handle the images one by one here Note.. over these images for Parcelable parcel list Uri uri Uri parcel handle the images one by one here Note that this is only supported..
Add datas (phone number, notes etc…) to an existing contact (ANDROID 2.1) http://stackoverflow.com/questions/3100506/add-datas-phone-number-notes-etc-to-an-existing-contact-android-2-1 09 21 54.030 ERROR DatabaseUtils 111 Writing exception to parcel 06 23 09 21 54.030 ERROR DatabaseUtils 111 java.lang.NullPointerException..
How to prevent Custom Views from losing state across screen orientation changes http://stackoverflow.com/questions/3542333/how-to-prevent-custom-views-from-losing-state-across-screen-orientation-changes and write the Parcelable returned to the parcel you get in Activity#onSaveInstanceState to save the state and..
Parcelable where/when is describeContents() used? http://stackoverflow.com/questions/4076946/parcelable-where-when-is-describecontents-used should I consider doing something useful with it android parcelable parcel share improve this question There is a constant.. doing something useful with it android parcelable parcel share improve this question There is a constant defined..
Help with passing ArrayList and parcelable Activity http://stackoverflow.com/questions/5819238/help-with-passing-arraylist-and-parcelable-activity with passing ArrayList and parcelable Activity So I've been googling most of yesterday and last.. two strings for simplicity. I thought if I could get the parcelalbe stuff working with that the rest could follow. Can someone.. s Log.d TAG new address public address Parcel in Log.d TAG parcel in name in.readString state in.readString public String getState..
Elegant way to read file into byte[] array in Java [duplicate] http://stackoverflow.com/questions/6058003/elegant-way-to-read-file-into-byte-array-in-java finally I can unmarshall this data to Parcel Parcel parcel Parcel.obtain parcel.unmarshall rawdata 0 rawdata.length I think.. unmarshall this data to Parcel Parcel parcel Parcel.obtain parcel.unmarshall rawdata 0 rawdata.length I think this code looks..
how to properly implement Parcelable with an ArrayList<Parcelable>? http://stackoverflow.com/questions/7042272/how-to-properly-implement-parcelable-with-an-arraylistparcelable Parcelable. The trouble is I am trying to write to the parcel a member in the class which is an ArrayList object. The ArrayList.. spots help here to understand how to properly write to the parcel and how to reconstruct it. If ZigBeeDev is Parcelable properly.. how do I do this properly java android serialization parcelable share improve this question You almost got it You just..
Example of Implementing Parcelable [closed] http://stackoverflow.com/questions/7181526/example-of-implementing-parcelable development and i'm trying to make that my objects be parcelable the problem is that i have custom objects and those objects.. example would be appreciate. Thanks in advance android parcelable share improve this question You can find some examples.. 6 Here the student is the key which you would require to unparcel the data from the bundle. Bundle data getIntent .getExtras Student..
Android Parcelable — RetailerOrderActivity.java return null http://stackoverflow.com/questions/7400564/android-parcelable-retailerorderactivity-java-return-null 22 43.236 ERROR AndroidRuntime 343 at android.os.Bundle.unparcel Bundle.java 208 09 13 16 22 43.236 ERROR AndroidRuntime 343.. MainActivity.this ReceiverParcel.class intent.putExtra parcel object startActivity intent ReceiverParcel.java @Override protected.. b getIntent .getExtras MyParcelable object b.getParcelable parcel System.out.println object.getArrList .get 0 .getTest System.out.println..
http://stackoverflow.com/questions/7787171/sending-html-email-in-android-using-table-etc-is-there-really-no-relativel It turns out that when things are written to the parcel that is sent to the email intent TextUtils.writeToParcel does.. but it gets escaped somewhere else down there in the parcel writing process. And More Later TextUtils.writeToParcel CharSequence..
Extract notification text from parcelable, contentView or contentIntent http://stackoverflow.com/questions/9292032/extract-notification-text-from-parcelable-contentview-or-contentintent notification text from parcelable contentView or contentIntent So I got my AccessibilityService.. shown . Thanks a lot edit I could extract the notification parcel with if parcel instanceof Notification return final Notification.. a lot edit I could extract the notification parcel with if parcel instanceof Notification return final Notification notification..
Android Parcelable and Serializable http://stackoverflow.com/questions/9323044/android-parcelable-and-serializable is easy because the Person class contains the types parcel.write supports i.e. there is parcel.writeString and parcel.writeInt.. contains the types parcel.write supports i.e. there is parcel.writeString and parcel.writeInt Now what if the Person class.. parcel.write supports i.e. there is parcel.writeString and parcel.writeInt Now what if the Person class is the following public..
How to send an object from one Android Activity to another using Intents? http://stackoverflow.com/questions/2139134/how-to-send-an-object-from-one-android-activity-to-another-using-intents android android intent android activity share improve this question If you're just passing objects around then Parcelable was designed for this. It requires a little more effort to use than using Java's native serialization but it's way faster.. a simple example for how to implement is simple class that just has one member property as an example public class MyParcelable implements Parcelable private int mData everything below here is for implementing Parcelable 99.9 of the time you can.. how to implement is simple class that just has one member property as an example public class MyParcelable implements Parcelable private int mData everything below here is for implementing Parcelable 99.9 of the time you can just ignore this public..
overlay two images in android to set an imageview http://stackoverflow.com/questions/2739971/overlay-two-images-in-android-to-set-an-imageview
How to prevent Custom Views from losing state across screen orientation changes http://stackoverflow.com/questions/3542333/how-to-prevent-custom-views-from-losing-state-across-screen-orientation-changes the View.BaseSavedState class. public class CustomView extends View private int stateToSave ... @Override public Parcelable onSaveInstanceState begin boilerplate code that allows parent classes to save state Parcelable superState super.onSaveInstanceState.. ... @Override public Parcelable onSaveInstanceState begin boilerplate code that allows parent classes to save state Parcelable superState super.onSaveInstanceState SavedState ss new SavedState superState end ss.stateToSave this.stateToSave return.. new SavedState superState end ss.stateToSave this.stateToSave return ss @Override public void onRestoreInstanceState Parcelable state begin boilerplate code so parent classes can restore state if state instanceof SavedState super.onRestoreInstanceState..
Android Parcelable — RetailerOrderActivity.java return null http://stackoverflow.com/questions/7400564/android-parcelable-retailerorderactivity-java-return-null Parcelable &mdash RetailerOrderActivity.java return null I have to pass one activity to another activity I have SalesProduct enetity.. I have to pass one activity to another activity I have SalesProduct enetity class public class Product implements Parcelable private double availableQuantity private double price private String productCode private String description private.. qty private double grossValue private double value private ArrayList Product product public Product public Product Parcel in this readFromParcel in Constructor calls read to create object private void readFromParcel Parcel in in.readTypedList..
http://stackoverflow.com/questions/1626667/how-to-use-parcel-in-android back from the file it's coming back as null . public void testFoo final Foo orig new Foo blah blah Wrote orig to a parcel and then byte array final Parcel p1 Parcel.obtain p1.writeValue orig final byte bytes p1.marshall Check to make sure that.. I missing UPDATE To simplify the test I've removed the reading and writing of files in my original example. android parcel share improve this question Ah I finally found the problem. There were two in fact. CREATOR must be public not protected...
Get/pick an image from Android's built-in Gallery app programmatically http://stackoverflow.com/questions/2169649/get-pick-an-image-from-androids-built-in-gallery-app-programmatically Parcelable list intent.getParcelableArrayListExtra Intent.EXTRA_STREAM iterate over these images for Parcelable parcel list Uri uri Uri parcel handle the images one by one here Note that this is only supported by API level 18 . share improve..
Add datas (phone number, notes etc…) to an existing contact (ANDROID 2.1) http://stackoverflow.com/questions/3100506/add-datas-phone-number-notes-etc-to-an-existing-contact-android-2-1 duration toast.show Log.e TAG txt Here is the error 06 23 09 21 54.030 ERROR DatabaseUtils 111 Writing exception to parcel 06 23 09 21 54.030 ERROR DatabaseUtils 111 java.lang.NullPointerException 06 23 09 21 54.030 ERROR DatabaseUtils 111 at..
How to prevent Custom Views from losing state across screen orientation changes http://stackoverflow.com/questions/3542333/how-to-prevent-custom-views-from-losing-state-across-screen-orientation-changes or call setId manually. Otherwise you have to call View#onSaveInstanceState and write the Parcelable returned to the parcel you get in Activity#onSaveInstanceState to save the state and subsequently read it and pass it to View#onRestoreInstanceState..
Parcelable where/when is describeContents() used? http://stackoverflow.com/questions/4076946/parcelable-where-when-is-describecontents-used int describeContents return 0 It has to be overriden. But should I consider doing something useful with it android parcelable parcel share improve this question There is a constant defined in Parceable called CONTENTS_FILE_DESCRIPTOR which.. return 0 It has to be overriden. But should I consider doing something useful with it android parcelable parcel share improve this question There is a constant defined in Parceable called CONTENTS_FILE_DESCRIPTOR which is ment to..
Help with passing ArrayList and parcelable Activity http://stackoverflow.com/questions/5819238/help-with-passing-arraylist-and-parcelable-activity with passing ArrayList and parcelable Activity So I've been googling most of yesterday and last nite and just can't seem to wrap my head around how to pass.. floats whatever. Right now the test app below is only two strings for simplicity. I thought if I could get the parcelalbe stuff working with that the rest could follow. Can someone post a working example for an ArrayList of a non primitive.. TAG address public address String n String s name n state s Log.d TAG new address public address Parcel in Log.d TAG parcel in name in.readString state in.readString public String getState Log.d TAG getState return state public String getName..
Elegant way to read file into byte[] array in Java [duplicate] http://stackoverflow.com/questions/6058003/elegant-way-to-read-file-into-byte-array-in-java if index total_size break and clear chunks array chunks.clear finally I can unmarshall this data to Parcel Parcel parcel Parcel.obtain parcel.unmarshall rawdata 0 rawdata.length I think this code looks ugly and my question is How to do read.. break and clear chunks array chunks.clear finally I can unmarshall this data to Parcel Parcel parcel Parcel.obtain parcel.unmarshall rawdata 0 rawdata.length I think this code looks ugly and my question is How to do read data from file into byte..
how to properly implement Parcelable with an ArrayList<Parcelable>? http://stackoverflow.com/questions/7042272/how-to-properly-implement-parcelable-with-an-arraylistparcelable an ArrayList Parcelable I am having trouble making my class Parcelable. The trouble is I am trying to write to the parcel a member in the class which is an ArrayList object. The ArrayList is serializable and the objects ZigBeeDev in the list.. size return new ZigBeeNetwork size ... I have marked two spots help here to understand how to properly write to the parcel and how to reconstruct it. If ZigBeeDev is Parcelable properly tested how do I do this properly java android serialization.. to reconstruct it. If ZigBeeDev is Parcelable properly tested how do I do this properly java android serialization parcelable share improve this question You almost got it You just need to do public void writeToParcel Parcel out int flags..
Example of Implementing Parcelable [closed] http://stackoverflow.com/questions/7181526/example-of-implementing-parcelable Implementing Parcelable closed i'm new in the world of android development and i'm trying to make that my objects be parcelable the problem is that i have custom objects and those objects have arraylist attributes of other customs object i have.. made and i want to know the best way i can do this. Any code example would be appreciate. Thanks in advance android parcelable share improve this question You can find some examples of this here here code is taken here and here . You can create.. target activity. intent.putExtra student new Student 1 Mike 6 Here the student is the key which you would require to unparcel the data from the bundle. Bundle data getIntent .getExtras Student student Student data.getParcelable student This example..
Android Parcelable — RetailerOrderActivity.java return null http://stackoverflow.com/questions/7400564/android-parcelable-retailerorderactivity-java-return-null android.os.Parcel.readMapInternal Parcel.java 2083 09 13 16 22 43.236 ERROR AndroidRuntime 343 at android.os.Bundle.unparcel Bundle.java 208 09 13 16 22 43.236 ERROR AndroidRuntime 343 at android.os.Bundle.getParcelableArrayList Bundle.java 1144.. 100 object.setArrList arrList Intent intent new Intent MainActivity.this ReceiverParcel.class intent.putExtra parcel object startActivity intent ReceiverParcel.java @Override protected void onCreate Bundle savedInstanceState super.onCreate..
http://stackoverflow.com/questions/7787171/sending-html-email-in-android-using-table-etc-is-there-really-no-relativel that to the intent to listen for calls to the Spanned interface. It turns out that when things are written to the parcel that is sent to the email intent TextUtils.writeToParcel does some special checking to root out the bold italic stuff by.. to return some raw table html to see what would happen but it gets escaped somewhere else down there in the parcel writing process. And More Later TextUtils.writeToParcel CharSequence cs Parcel p ... will if cs is an instance of Spanned..
Extract notification text from parcelable, contentView or contentIntent http://stackoverflow.com/questions/9292032/extract-notification-text-from-parcelable-contentview-or-contentintent notification text from parcelable contentView or contentIntent So I got my AccessibilityService working with the following code @Override public void.. seems to have only one entry at least only one toast is shown . Thanks a lot edit I could extract the notification parcel with if parcel instanceof Notification return final Notification notification Notification parcel However I have no idea.. only one entry at least only one toast is shown . Thanks a lot edit I could extract the notification parcel with if parcel instanceof Notification return final Notification notification Notification parcel However I have no idea how to extract..
Android Parcelable and Serializable http://stackoverflow.com/questions/9323044/android-parcelable-and-serializable class Person String name int Age ... .... Making this parcalble is easy because the Person class contains the types parcel.write supports i.e. there is parcel.writeString and parcel.writeInt Now what if the Person class is the following public.. ... .... Making this parcalble is easy because the Person class contains the types parcel.write supports i.e. there is parcel.writeString and parcel.writeInt Now what if the Person class is the following public class PersonTwo MyCustomObj customObj.. is easy because the Person class contains the types parcel.write supports i.e. there is parcel.writeString and parcel.writeInt Now what if the Person class is the following public class PersonTwo MyCustomObj customObj String name int Age..
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