java.lang.Object | |||
↳ | android.preference.Preference | ||
↳ | android.preference.DialogPreference | ||
↳ | android.preference.EditTextPreference |
A
Preference
that allows for string
input.
It is a subclass of
DialogPreference
and shows the
EditText
in a dialog. This
EditText
can be modified either programmatically
via
getEditText()
, or through XML by setting any EditText
attributes on the EditTextPreference.
This preference will store a string into the SharedPreferences.
See
EditText Attributes
.
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Inherited XML Attributes
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From class
android.preference.DialogPreference
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From class
android.preference.Preference
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Inherited Constants
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From class
android.preference.Preference
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Public Constructors | |||||||||||
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Public Methods | |||||||||||
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Returns the
EditText
widget that will be shown in the dialog.
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Gets the text from the
SharedPreferences
.
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Saves the text to the
SharedPreferences
.
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Checks whether this preference's dependents should currently be
disabled.
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Protected Methods | |||||||||||
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Adds the EditText widget of this preference to the dialog's view.
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Binds views in the content View of the dialog to data.
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Called when the dialog is dismissed and should be used to save data to
the
SharedPreferences
.
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Called when a Preference is being inflated and the default value
attribute needs to be read.
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Hook allowing a Preference to re-apply a representation of its internal
state that had previously been generated by
onSaveInstanceState()
.
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Hook allowing a Preference to generate a representation of its internal
state that can later be used to create a new instance with that same
state.
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Implement this to set the initial value of the Preference.
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[Expand]
Inherited Methods
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From class
android.preference.DialogPreference
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From class
android.preference.Preference
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From class
java.lang.Object
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From interface
android.content.DialogInterface.OnClickListener
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From interface
android.content.DialogInterface.OnDismissListener
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From interface
android.preference.PreferenceManager.OnActivityDestroyListener
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From interface
java.lang.Comparable
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Gets the text from the
SharedPreferences
.
Saves the text to the
SharedPreferences
.
text | The text to save |
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Checks whether this preference's dependents should currently be disabled.
Adds the EditText widget of this preference to the dialog's view.
dialogView | The dialog view. |
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Binds views in the content View of the dialog to data.
Make sure to call through to the superclass implementation.
view | The content View of the dialog, if it is custom. |
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Called when the dialog is dismissed and should be used to save data to
the
SharedPreferences
.
positiveResult | Whether the positive button was clicked (true), or the negative button was clicked or the dialog was canceled (false). |
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Called when a Preference is being inflated and the default value attribute needs to be read. Since different Preference types have different value types, the subclass should get and return the default value which will be its value type.
For example, if the value type is String, the body of the method would
proxy to
getString(int)
.
a | The set of attributes. |
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index | The index of the default value attribute. |
Hook allowing a Preference to re-apply a representation of its internal
state that had previously been generated by
onSaveInstanceState()
.
This function will never be called with a null state.
state |
The saved state that had previously been returned by
onSaveInstanceState()
.
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Hook allowing a Preference to generate a representation of its internal state that can later be used to create a new instance with that same state. This state should only contain information that is not persistent or can be reconstructed later.
Implement this to set the initial value of the Preference.
If
restorePersistedValue
is true, you should restore the
Preference value from the
SharedPreferences
. If
restorePersistedValue
is false, you should set the Preference
value to defaultValue that is given (and possibly store to SharedPreferences
if
shouldPersist()
is true).
This may not always be called. One example is if it should not persist but there is no default value given.
restoreValue | True to restore the persisted value; false to use the given defaultValue . |
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defaultValue | The default value for this Preference. Only use this if restorePersistedValue is false. |