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Added in API level 1

EditText

public class EditText
extends TextView

java.lang.Object
↳	android.view.View
	↳	android.widget.TextView
		↳	android.widget.EditText

Known Direct Subclasses

AppCompatEditText, AutoCompleteTextView, ExtractEditText, GuidedActionEditText, SearchEditText

Known Indirect Subclasses

AppCompatAutoCompleteTextView, AppCompatMultiAutoCompleteTextView, MultiAutoCompleteTextView, TextInputEditText

EditText是TextView上的一个薄板，可以将其自身配置为可编辑。

请参阅 Text Fields指南。

XML属性

见 EditText Attributes ， TextView Attributes ， View Attributes

Summary

Inherited XML attributes

From class android.widget.TextView

`android:autoLink`	Controls whether links such as urls and email addresses are automatically found and converted to clickable links.
`android:autoText`	If set, specifies that this TextView has a textual input method and automatically corrects some common spelling errors.
`android:breakStrategy`	Break strategy (control over paragraph layout).
`android:bufferType`	Determines the minimum type that getText() will return.
`android:capitalize`	If set, specifies that this TextView has a textual input method and should automatically capitalize what the user types.
`android:cursorVisible`	Makes the cursor visible (the default) or invisible.
`android:digits`	If set, specifies that this TextView has a numeric input method and that these specific characters are the ones that it will accept.
`android:drawableBottom`	The drawable to be drawn below the text.
`android:drawableEnd`	The drawable to be drawn to the end of the text.
`android:drawableLeft`	The drawable to be drawn to the left of the text.
`android:drawablePadding`	The padding between the drawables and the text.
`android:drawableRight`	The drawable to be drawn to the right of the text.
`android:drawableStart`	The drawable to be drawn to the start of the text.
`android:drawableTint`	Tint to apply to the compound (left, top, etc.) drawables.
`android:drawableTintMode`	Blending mode used to apply the compound (left, top, etc.) drawables tint.
`android:drawableTop`	The drawable to be drawn above the text.
`android:editable`	If set, specifies that this TextView has an input method.
`android:editorExtras`	Reference to an `<input-extras>` XML resource containing additional data to supply to an input method, which is private to the implementation of the input method.
`android:elegantTextHeight`	Elegant text height, especially for less compacted complex script text.
`android:ellipsize`	If set, causes words that are longer than the view is wide to be ellipsized instead of broken in the middle.
`android:ems`	Makes the TextView be exactly this many ems wide.
`android:fontFamily`	Font family (named by string) for the text.
`android:fontFeatureSettings`	Font feature settings.
`android:freezesText`	If set, the text view will include its current complete text inside of its frozen icicle in addition to meta-data such as the current cursor position.
`android:gravity`	Specifies how to align the text by the view's x- and/or y-axis when the text is smaller than the view.
`android:height`	Makes the TextView be exactly this many pixels tall.
`android:hint`	Hint text to display when the text is empty.
`android:hyphenationFrequency`	Frequency of automatic hyphenation.
`android:imeActionId`	Supply a value for `EditorInfo.actionId` used when an input method is connected to the text view.
`android:imeActionLabel`	Supply a value for `EditorInfo.actionLabel` used when an input method is connected to the text view.
`android:imeOptions`	Additional features you can enable in an IME associated with an editor to improve the integration with your application.
`android:includeFontPadding`	Leave enough room for ascenders and descenders instead of using the font ascent and descent strictly.
`android:inputMethod`	If set, specifies that this TextView should use the specified input method (specified by fully-qualified class name).
`android:inputType`	The type of data being placed in a text field, used to help an input method decide how to let the user enter text.
`android:letterSpacing`	Text letter-spacing.
`android:lineSpacingExtra`	Extra spacing between lines of text.
`android:lineSpacingMultiplier`	Extra spacing between lines of text, as a multiplier.
`android:lines`	Makes the TextView be exactly this many lines tall.
`android:linksClickable`	If set to false, keeps the movement method from being set to the link movement method even if autoLink causes links to be found.
`android:marqueeRepeatLimit`	The number of times to repeat the marquee animation.
`android:maxEms`	Makes the TextView be at most this many ems wide.
`android:maxHeight`	Makes the TextView be at most this many pixels tall.
`android:maxLength`	Set an input filter to constrain the text length to the specified number.
`android:maxLines`	Makes the TextView be at most this many lines tall.
`android:maxWidth`	Makes the TextView be at most this many pixels wide.
`android:minEms`	Makes the TextView be at least this many ems wide.
`android:minHeight`	Makes the TextView be at least this many pixels tall.
`android:minLines`	Makes the TextView be at least this many lines tall.
`android:minWidth`	Makes the TextView be at least this many pixels wide.
`android:numeric`	If set, specifies that this TextView has a numeric input method.
`android:password`	Whether the characters of the field are displayed as password dots instead of themselves.
`android:phoneNumber`	If set, specifies that this TextView has a phone number input method.
`android:privateImeOptions`	An addition content type description to supply to the input method attached to the text view, which is private to the implementation of the input method.
`android:scrollHorizontally`	Whether the text is allowed to be wider than the view (and therefore can be scrolled horizontally).
`android:selectAllOnFocus`	If the text is selectable, select it all when the view takes focus.
`android:shadowColor`	Place a blurred shadow of text underneath the text, drawn with the specified color.
`android:shadowDx`	Horizontal offset of the text shadow.
`android:shadowDy`	Vertical offset of the text shadow.
`android:shadowRadius`	Blur radius of the text shadow.
`android:singleLine`	Constrains the text to a single horizontally scrolling line instead of letting it wrap onto multiple lines, and advances focus instead of inserting a newline when you press the enter key.
`android:text`	Text to display.
`android:textAllCaps`	Present the text in ALL CAPS.
`android:textAppearance`	Base text color, typeface, size, and style.
`android:textColor`	Text color.
`android:textColorHighlight`	Color of the text selection highlight.
`android:textColorHint`	Color of the hint text.
`android:textColorLink`	Text color for links.
`android:textIsSelectable`	Indicates that the content of a non-editable text can be selected.
`android:textScaleX`	Sets the horizontal scaling factor for the text.
`android:textSize`	Size of the text.
`android:textStyle`	Style (bold, italic, bolditalic) for the text.
`android:typeface`	Typeface (normal, sans, serif, monospace) for the text.
`android:width`	Makes the TextView be exactly this many pixels wide.

From class android.view.View

Inherited constants

From class android.view.View

Inherited fields

From class android.view.View

Public constructors
`EditText(Context context)`
`EditText(Context context, AttributeSet attrs)`
`EditText(Context context, AttributeSet attrs, int defStyleAttr)`
`EditText(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)`

Public methods
`void`	`extendSelection(int index)` 方便 `extendSelection(Spannable, int)` 。
`CharSequence`	`getAccessibilityClassName()` 返回此对象的类名称以用于辅助功能。
`boolean`	`getFreezesText()` 返回此文本视图是否将其整个文本内容包含在冻结冰柱中。
`Editable`	`getText()` 返回TextView显示的文本。
`void`	`selectAll()` 方便 `selectAll(Spannable)` 。
`void`	`setEllipsize(TextUtils.TruncateAt ellipsis)` 使文本中比视图宽度长的文字被省略化，而不是在中间断开。
`void`	`setSelection(int start, int stop)` 方便 `setSelection(Spannable, int, int)` 。
`void`	`setSelection(int index)` 方便 `setSelection(Spannable, int)` 。
`void`	`setText(CharSequence text, TextView.BufferType type)` 设置此TextView要显示的文本（请参阅 `setText(CharSequence)` ），并设置它是否存储在可修改样式/可扩展缓冲区中以及是否可编辑。

Protected methods
`boolean`	`getDefaultEditable()` 子类覆盖这个以指定它们默认具有KeyListener，即使在XML选项中没有专门调用它。
`MovementMethod`	`getDefaultMovementMethod()` 子类覆盖此以指定默认移动方法。

Inherited methods

From class android.widget.TextView

From class android.view.View

From class java.lang.Object

From interface android.view.ViewTreeObserver.OnPreDrawListener

From interface android.graphics.drawable.Drawable.Callback

From interface android.view.KeyEvent.Callback

From interface android.view.accessibility.AccessibilityEventSource

Public constructors

EditText

Added in API level 1

EditText (Context context)

Parameters
`context`	`Context`

EditText

Added in API level 1

EditText (Context context, 
                AttributeSet attrs)

Parameters
`context`	`Context`
`attrs`	`AttributeSet`

EditText

Added in API level 1

EditText (Context context, 
                AttributeSet attrs, 
                int defStyleAttr)

Parameters
`context`	`Context`
`attrs`	`AttributeSet`
`defStyleAttr`	`int`

EditText

Added in API level 21

EditText (Context context, 
                AttributeSet attrs, 
                int defStyleAttr, 
                int defStyleRes)

Parameters
`context`	`Context`
`attrs`	`AttributeSet`
`defStyleAttr`	`int`
`defStyleRes`	`int`

Public methods

extendSelection

Added in API level 1

void extendSelection (int index)

方便 extendSelection(Spannable, int) 。

Parameters
`index`	`int`

getAccessibilityClassName

Added in API level 23

CharSequence getAccessibilityClassName ()

返回此对象的类名称以用于辅助功能。如果子类正在实现的东西应该被视为一个全新的视图类，当它被可访问性使用时，子类只应该覆盖这个子类，与它所源自的类无关。这用于填写AccessibilityNodeInfo.setClassName 。

Returns
`CharSequence`

getFreezesText

Added in API level 1

boolean getFreezesText ()

返回此文本视图是否将其整个文本内容包含在冻结冰柱中。对于EditText它总是返回true。

Returns
`boolean`	Returns true if text is included, false if it isn't.

getText

Added in API level 1

Editable getText ()

返回TextView显示的文本。如果使用参数BufferType.SPANNABLE或BufferType.EDITABLE调用setText（），则可以分别将此方法的返回值转换为Spannable或Editable。注意：不应修改返回值的内容。如果你想要一个可修改的，你应该先制作自己的拷贝。

Returns
`Editable`

selectAll

Added in API level 1

void selectAll ()

方便 selectAll(Spannable) 。

setEllipsize

Added in API level 1

void setEllipsize (TextUtils.TruncateAt ellipsis)

使文本中比视图宽度长的文字被省略化，而不是在中间断开。不支持TextUtils.TruncateAt#MARQUEE 。

Parameters
`ellipsis`	`TextUtils.TruncateAt`: Type of ellipsis to be applied.

Throws
`IllegalArgumentException`	When the value of `ellipsis` parameter is `MARQUEE`.

也可以看看：

setEllipsize(TextUtils.TruncateAt)

setSelection

Added in API level 1

void setSelection (int start, 
                int stop)

方便 setSelection(Spannable, int, int) 。

Parameters
`start`	`int`
`stop`	`int`

setSelection

Added in API level 1

void setSelection (int index)

方便 setSelection(Spannable, int) 。

Parameters
`index`	`int`

setText

Added in API level 1

void setText (CharSequence text, 
                TextView.BufferType type)

设置此TextView要显示的文本（请参阅 setText(CharSequence) ），并设置它是否存储在可修改/可跨越缓冲区中，以及它是否可编辑。

Parameters
`text`	`CharSequence`
`type`	`TextView.BufferType`

Protected methods

getDefaultEditable

Added in API level 1

boolean getDefaultEditable ()

子类覆盖这个以指定它们默认具有KeyListener，即使在XML选项中没有专门调用它。

Returns
`boolean`

getDefaultMovementMethod

Added in API level 1

MovementMethod getDefaultMovementMethod ()

子类覆盖此以指定默认移动方法。

Returns
`MovementMethod`

Annotations

Interfaces

Classes

Enums

Exceptions

Most visited

Recently visited

Results for

EditText

Summary

Inherited XML attributes

Inherited constants

Inherited fields

Public constructors

Public methods

Protected methods

Inherited methods

Public constructors

EditText

EditText

EditText

EditText

Public methods

extendSelection

getAccessibilityClassName

getFreezesText

getText

selectAll

setEllipsize

setSelection

setSelection

setText

Protected methods

getDefaultEditable

getDefaultMovementMethod