Android : Get Context To Be Able To Get Resource So Read?

Nov 3, 2010

I need to get the context to be able to get a resource. Like this:

getApplicationContext().getResources().openRawResource( R.raw.texture );


I've seen the getApplicationContext() in the android documentation but when I try to use it in the above code it doesn't work - it doesn't exist.

I can send the context through functions to get it to where it's needed and it works. However, I find it cumbersome to send a variable through many functions that doesn't need or use it. Then I would rather just try to get it in the function that do. But the getApplicationContext(), as in the android documentation, doesn't work - http://developer.android.com/reference/android/content/Context.html

So how do I get the context so I can read resources? Or are my only option to send it through all my functions?

Android : Get context to be able to get resource so read?


Android :: Can Not Get Context Menu Resource To Return Correct Information

Jan 9, 2010

I can not get the ContextMenuResource to return the correct information that I am looking for. At times it returns what I want, other times not so much so.
Code...

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Android :: Read Text File As Resource

Sep 14, 2010

I am trying to read a file "words.txt" from a resource. It is a very simple, but large (2 MB), text file that I want to read line by line. I have put the file into /res/raw/words.txt, and try to open it with the following code:

CODE:...................

However, I get a java.io.IOException. This is not a "resource not found" exception, so the resource is opened correctly, but the readLine() produces the error.

I tried using the InputStream itself, with the result that read() produces -1, which stands for EOF, as if the file was empty.

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Android :: Read Text Raw Resource File?

Nov 3, 2010

I have a text file added as a raw resource. The text file contains text like:

a) IF APPLICABLE LAW REQUIRES ANY WARRANTIES WITH RESPECT TO THE SOFTWARE, ALL SUCH WARRANTIES ARE LIMITED IN DURATION TO NINETY (90) DAYS FROM THE DATE OF DELIVERY.


b) NO ORAL OR WRITTEN INFORMATION OR ADVICE GIVEN BY VIRTUAL ORIENTEERING, ITS DEALERS, DISTRIBUTORS, AGENTS OR EMPLOYEES SHALL CREATE A WARRANTY OR IN ANY WAY INCREASE THE SCOPE OF ANY WARRANTY PROVIDED HEREIN.

c) (USA only) SOME STATES DO NOT ALLOW THE EXCLUSION OF IMPLIED WARRANTIES, SO THE ABOVE EXCLUSION MAY
NOT APPLY TO YOU. THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER LEGAL RIGHTS THAT VARY FROM STATE TO STATE.

On my screen I have a layout like this:

CODE:........

The code to read the raw resource is:

CODE:....

The text get's showed but after each line I get a strange character [] How can I remove that character ? I think it's New Line.

WORKING SOLUTION

CODE:....................

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Android :: Add ZIP File As A Raw Resource And Read It With ZipFile?

Jan 7, 2010

Is it possible to add ZIP file to APK package as a raw resource and read it with ZipFile class? It looks like it's trivial to open file from SD card, but not from APK.

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Android :: Read Resource Based On The Current Theme?

Nov 22, 2009

In my case I need to be able apply a color conditionally (for example based if an item is read or unread) so I need to be able to read the "read" and "unread" colors from the current theme and apply them appropriately.

I gave the color special attribute name in my attr xml file and assigned it different values in 2 different themes. if I do getResources().getColorStateList( <my attribute resource ID>) it fails because it can't find the resource. It seems like something needs to first resolve the attribute Id to the Id of the resource in the current theme, but I am not sure what does that.

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Android :: Read Local Xml File Is Resource Folder As A Input Stream In Android?

Aug 12, 2010

I am trying to get a input stream from something like this.

CODE:.........

And then call parse on the parser instance i Created. SOm how i get nothing . Works fine if I use a server XML....

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Android :: How To Use Resource Within A Custom Xml Resource File?

Aug 3, 2010

I have an XML resource file:
<resources> <section>
<category value="1" resourceId="@xml/categoryData1" />
<category value="2" resourceId="@xml/categoryData2" />
<category value="3" resourceId="@xml/categoryData3" />
</section> </resources>
Using XmlPullParser, on the START_TAG, I can use:
int value = parser.getAttributeIntValue(null, "value", 0);
to get values 1, 2, 3...however:
int resourceId = parser.getAttributeIntValue(null, "resourceId", 0);
doesn't work...it just yields the default value 0, or whatever I change the default value (3rd parameter) to be. Does anyone know what I am doing wrong or if this is possible?

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Android :: Launch Context Menu From Context Menu

Jan 21, 2010

How can I launch a contextmenu from a contextmenu? I'm trying to replicate the MediaPlayer action that happens when you long click a song, then click "Add to playlist" in the resulting contextmenu. When you click that menu item, another contextmenu pops up with "Add to playlist" as the title, and "Current playlist", "New", and however-many-playlists-you-have defined after that.

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Android :: Email Widget - When Ever Read Email From Gmail Account - Doesnt Update Read Status - Still Shows As Unread

Oct 6, 2010

I know this has most likely been discussed many times. But I am looking for a decent email widget.

At the moment I am using the default htc email widget, however when ever I read an email from my gmail account it doesnt update the read status so it still shows as unread.

I would like one that would update the read status and possible the support for unified inbox so I can see new mail from hotmail account and gmail.

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Android :: Does An App Only Have One Context Object

Jul 19, 2010

I'm confused about the concept of the Context class. I see that it's a base class of Activity, but the Android docs also mentions the Context storing global information about the app environment. So in my app which has 3 activities, does that mean I have 3 distinct Context objects, or do they actually refer to 1 entity? Also, what is the lifetime of a Context object- does it live until the last component of this activity's process is garbage collected?

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Android :: Regarding Context Menu

Nov 24, 2010

i have got a stupid question to ask. I created a custom ContextMenu. But when i call the menu, the menu displayed will also have the default menu added in. Is there anyway for the default ContextMenu not to appear as well?Code requested: @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo)
super.onCreateContextMenu(menu, v, menuInfo);
MenuInflater inflater = getMenuInflater();
menu.setHeaderTitle("Recipients");
inflater.inflate(R.menu.menu_contacts, menu);

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Android :: Static Way To Get Context

Jan 4, 2010

Is there a way to get the current Context instance by using a static method? I'm looking for that way because i hate saving the context instance each time it changes.

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Android :: How To Create Context?

May 15, 2009

When you are developing on an application level(Services, Activities) you always get this Context reference automatically. But what if I am on a lower level and developing a program started with app_process, how can I get hold of a Context then? Its a huge part of the API that need this context. What the proper way to create a Context instance?

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Android : Use Application Context Everywhere?

Jun 12, 2009

In an Android app, is there anything wrong with the following approach..

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Android :: Resource ID

Sep 6, 2010

I am using the function decodeResource(Resources res, int id, BitmapFactory.Options opt).I am using it in the following way:

BitmapFactory.decodeResource(getResources(), R.drawable.image,opt);

My question is instead of using R.drawable.image which is an image in resdrawable folder, I want to use a image from sdcard.Is it possible? How to get the resource id of an image in the sdcard?

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Android :: Get Resource ID From Value

Oct 11, 2010

I do have a lot of language specific resources. There's one point in my Android apps where I do get a resource value and need to translate this value into the matching id. The value is not neccessarily in the language specific file for the current language (en/de/...). It's somewhere in there ... and it's unique.

After reading the docs and this thread "http://stackoverflow.com/questions/3476430/get-resource-id-by-passing-name-as-a-parameter-in-android" I thought that "getIdentifier(String name, String defType, String defPackage)" is the correct way to go but I can't get it to work. The result is always "0".

This code is part of an activity and I'm on Android 2.2.

Is it possible that Android doesn't take all resource files into account and searches just in the current language specific one?

For an example

CODE:....

To make things clear. I don't want to mis-use string resources as a database. It's only one part that occurs on very rare situations.

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Android :: Singleton Object With Context?

Oct 10, 2010

I often run into the following dilemma: I need some singleton-like object in my app (typically some central manager-like thing) and this object needs a context for various things. This means that I either have to pass a context to all methods needing one or have some sort of init-pattern to the object. Neither is pretty I think. What is the correct way of doing this? Or is this simply (even the definition of) a Service?

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Android :: Singleton Wrapper For Context

May 3, 2010

I'm considering creating a singleton wrapper for a Context so my model objects, if necessary, can open and read from a database connection. My model objects do not have access to a Context, and I'd like to avoid needing to pass a reference to a Context from object to object.I was planning to place into this singleton a reference to the Context returned by Application.getApplicationContext(). This singleton object would be initialized in my custom Application instance before anything else would need to or have a chance to use it.Can anyone think of a reason to not do this?

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Android :: Lifetime Of An App's Context Object

Jul 19, 2010

What is the lifetime of an app's global android.content.Context object? Does it last until the last component of the app is terminated by the Android runtime?

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Android :: Context Menu For Dialog

Jun 18, 2009

Hi! I use dialog with multipleChoiseItems. Is there any way to create context menu for list of the items?

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Android :: Check Box And Context Menu

Apr 20, 2010

I have a ListView with a ContextMenu, it has one CheckBox (the CheckBox has android:focusable="false") and one TextView per row, but you can hide the TextView in the preferences menu. After doing that, the CheckBox wasn't registering the ContextMenu, so of course, why not register For Context Menu(cb) and unregisterForContextMenu(getListView())? Yes, i did that, but then, when when i call the delete command of onContextItemSelected, the app crashs. AdapterContextMenuInfo info=(AdapterContextMenuInfo)item.getMenuInfo(); db.deletarTarefa(info.id);

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Android :: Get Calling Context In Service

Aug 30, 2010

So I'm working on a service that will handle requests to send data to a socket.I've done socket programming in a service before, but only within the same application. I'd like this to just sit and do nothing until any application wants to give it data to send. That's all well and good.I have register an intent filter and the usual stuff and can process the data. But I want to process the data coming from different activities in different threads (subsequent calls from the same application will be computed on the same thread).Is there a way to get the calling package or app or whatever? I'd prefer not to require passing in an identifier as an extra to prevent spoofing. (It's not a serious security concern, it's just each application needs its data processed in the order that it's received.)

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Android :: Progressdialog Over Context Menu

Mar 7, 2010

I have a context menu option that, when clicked, will load some information from the web and insert it into a database.So this is a lengthy process and I would like to display a progressdialog over the top of the context menu when this option is selected.I've got the progressdialog running now, but it won't show up.It's almost like the context menu is covering it.So is there a way that I could get the progressdialog to show up on top of the context menu and be visible to the user.

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Android :: Context Menu For Other Views

Nov 8, 2010

I have created one music app. In this app, i have loaded albums dynamically by using URL request and displayed as table layout. For each table row i registered context menu. But when the context menu is appeared by long press on each table row i could not find on which table row the context menu is appeared. If anyone know please guide me to solve this problem.

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Android :: Checkbox In Context Menu

Dec 10, 2009

I have a ListView with 5 items. Each of the items can be long pressed to open a Context Menu. The Menu has 5 options and I want them to be selectable, by having a check box. I know of the multiple choice listview but was not sure how to have this checkbox feature in a ContextMenu.Does anyone know if this is possible and if so, how?

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Android :: Add New Item In SMS Context Menu

Nov 12, 2010

Can I add a new item in SMS context menu which can in turn invoke my app/activity?

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Android :: Hide Context Menu

Jul 26, 2010

I have a context menu that starts to do some calculations when you press one of the context menu items.While the calculations are made I have a progressbar that I want to show. The progressbar is called from the calculations() method. The problem is that I can only see the context menu while the calculations are being made and the phone is more or less frozen.

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Android :: Context Menu Before Sending SMS

Feb 7, 2010

if google voice is installed on your phone, when you dial a phone number a context menu pops up asking if you want to dial with or without google voice. I would like to accomplish the same task for dialing a number or sending a text message. Does the API allow you to do that?It seems there is a process_outgoing_calls, in the permissions manifest, but is there anything for the SMS?

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Android :: ExpandableListView Context Menu

May 14, 2010

I'm trying to add a context menu to my ExpandableListView. I've implemented onCreateContextMenu() and onContextItemSelected() but if I hold my finger on a menu item context menu doesn't appear. What's my mistake?

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