it.polimi.dima.mediatracker.fragments

Class FormMediaItemAbstractFragment

java.lang.Object

it.polimi.dima.mediatracker.fragments.FormAbstractFragment

it.polimi.dima.mediatracker.fragments.FormMediaItemAbstractFragment

Direct Known Subclasses:

FormBookFragment, FormMovieFragment, FormTVShowFragment, FormVideogameFragment

public abstract class FormMediaItemAbstractFragment
extends FormAbstractFragment

Form to add/edit an abstract media item, contains the management of the inputs common to all media items (like title)

Nested Class Summary

Nested classes/interfaces inherited from class it.polimi.dima.mediatracker.fragments.FormAbstractFragment

FormAbstractFragment.FormExitListener, FormAbstractFragment.OnObjectSaveListener

Method Summary

Modifier and Type	Method and Description
protected boolean	canExitForm() Checks if the user can exit the form (no unsaved changes)
protected abstract java.util.List<AbstractInput<MediaItem>>	getSpecificInputs(View view, MediaItem initialMediaItem) Allows to create and manage the subclass specific inputs
void	onActivityCreated(Bundle savedInstanceState) Restores saved data after a configuration change
View	onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
void	onPause() Closes all open inputs before destroying the fragment
void	onSaveInstanceState(Bundle outState) Saves data before a configuration change
protected void	resetInputUpdatedByUserFlags() Resets the "wasChangedByUser" flags in all the form inputs
protected void	saveObject() Saves the model object somewhere.
protected void	setObjectValuesFromInputs() Retrieves all values from the inputs and sets them in the model object
protected java.lang.String	validateObject() Checks if the form object is correct.

Methods inherited from class it.polimi.dima.mediatracker.fragments.FormAbstractFragment

getContentLayout, manageExitFromForm, onMenuItemClick, setOnObjectSaveListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

onCreateView

public View onCreateView(LayoutInflater inflater,
                         ViewGroup container,
                         Bundle savedInstanceState)

Overrides:

onCreateView in class FormAbstractFragment

onActivityCreated

public void onActivityCreated(Bundle savedInstanceState)

Restores saved data after a configuration change

onSaveInstanceState

public void onSaveInstanceState(Bundle outState)

Saves data before a configuration change

onPause

public void onPause()

Closes all open inputs before destroying the fragment

canExitForm

protected boolean canExitForm()

Checks if the user can exit the form (no unsaved changes)

Specified by:

canExitForm in class FormAbstractFragment

Returns:

true if the user can exit the form

resetInputUpdatedByUserFlags

protected void resetInputUpdatedByUserFlags()

Resets the "wasChangedByUser" flags in all the form inputs

Specified by:

resetInputUpdatedByUserFlags in class FormAbstractFragment

setObjectValuesFromInputs

protected void setObjectValuesFromInputs()

Retrieves all values from the inputs and sets them in the model object

Specified by:

setObjectValuesFromInputs in class FormAbstractFragment

validateObject

protected java.lang.String validateObject()

Checks if the form object is correct. Called after FormAbstractFragment.setObjectValuesFromInputs() so that the model object already has all the fields set

Specified by:

validateObject in class FormAbstractFragment

Returns:

null if the object is ok, a string containing the error message otherwise

saveObject

protected void saveObject()

Saves the model object somewhere. Called after FormAbstractFragment.setObjectValuesFromInputs() (the model object already has all the fields set) and only if FormAbstractFragment.validateObject() returns null

Specified by:

saveObject in class FormAbstractFragment

getSpecificInputs

protected abstract java.util.List<AbstractInput<MediaItem>> getSpecificInputs(View view,
                                                                              MediaItem initialMediaItem)

Allows to create and manage the subclass specific inputs

Parameters:

view - the fragment inflated view

initialMediaItem - the media item initial values (meaningful only if we are editing)

Returns:

the list of the inputs of the subclass