at.blogc.android.views

Class ExpandableTextView

java.lang.Object

android.view.View

android.widget.TextView

at.blogc.android.views.ExpandableTextView

All Implemented Interfaces:

android.graphics.drawable.Drawable.Callback, android.view.accessibility.AccessibilityEventSource, android.view.KeyEvent.Callback, android.view.ViewTreeObserver.OnPreDrawListener

public class ExpandableTextView
extends android.widget.TextView

Copyright (C) 2017 Cliff Ophalvens (Blogc.at) Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	ExpandableTextView.OnExpandListener Interface definition for a callback to be invoked when a ExpandableTextView is expanded or collapsed.
static class	ExpandableTextView.SimpleOnExpandListener Simple implementation of the ExpandableTextView.OnExpandListener interface with stub implementations of each method.

Nested classes/interfaces inherited from class android.widget.TextView

android.widget.TextView.BufferType, android.widget.TextView.OnEditorActionListener, android.widget.TextView.SavedState

Nested classes/interfaces inherited from class android.view.View

android.view.View.AccessibilityDelegate, android.view.View.BaseSavedState, android.view.View.DragShadowBuilder, android.view.View.MeasureSpec, android.view.View.OnApplyWindowInsetsListener, android.view.View.OnAttachStateChangeListener, android.view.View.OnCapturedPointerListener, android.view.View.OnClickListener, android.view.View.OnContextClickListener, android.view.View.OnCreateContextMenuListener, android.view.View.OnDragListener, android.view.View.OnFocusChangeListener, android.view.View.OnGenericMotionListener, android.view.View.OnHoverListener, android.view.View.OnKeyListener, android.view.View.OnLayoutChangeListener, android.view.View.OnLongClickListener, android.view.View.OnScrollChangeListener, android.view.View.OnSystemUiVisibilityChangeListener, android.view.View.OnTouchListener

Field Summary

Fields inherited from class android.widget.TextView

AUTO_SIZE_TEXT_TYPE_NONE, AUTO_SIZE_TEXT_TYPE_UNIFORM

Fields inherited from class android.view.View

ACCESSIBILITY_LIVE_REGION_ASSERTIVE, ACCESSIBILITY_LIVE_REGION_NONE, ACCESSIBILITY_LIVE_REGION_POLITE, ALPHA, AUTOFILL_FLAG_INCLUDE_NOT_IMPORTANT_VIEWS, AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_DATE, AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_DAY, AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_MONTH, AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_YEAR, AUTOFILL_HINT_CREDIT_CARD_NUMBER, AUTOFILL_HINT_CREDIT_CARD_SECURITY_CODE, AUTOFILL_HINT_EMAIL_ADDRESS, AUTOFILL_HINT_NAME, AUTOFILL_HINT_PASSWORD, AUTOFILL_HINT_PHONE, AUTOFILL_HINT_POSTAL_ADDRESS, AUTOFILL_HINT_POSTAL_CODE, AUTOFILL_HINT_USERNAME, AUTOFILL_TYPE_DATE, AUTOFILL_TYPE_LIST, AUTOFILL_TYPE_NONE, AUTOFILL_TYPE_TEXT, AUTOFILL_TYPE_TOGGLE, DRAG_FLAG_GLOBAL, DRAG_FLAG_GLOBAL_PERSISTABLE_URI_PERMISSION, DRAG_FLAG_GLOBAL_PREFIX_URI_PERMISSION, DRAG_FLAG_GLOBAL_URI_READ, DRAG_FLAG_GLOBAL_URI_WRITE, DRAG_FLAG_OPAQUE, DRAWING_CACHE_QUALITY_AUTO, DRAWING_CACHE_QUALITY_HIGH, DRAWING_CACHE_QUALITY_LOW, EMPTY_STATE_SET, ENABLED_FOCUSED_SELECTED_STATE_SET, ENABLED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, ENABLED_FOCUSED_STATE_SET, ENABLED_FOCUSED_WINDOW_FOCUSED_STATE_SET, ENABLED_SELECTED_STATE_SET, ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET, ENABLED_STATE_SET, ENABLED_WINDOW_FOCUSED_STATE_SET, FIND_VIEWS_WITH_CONTENT_DESCRIPTION, FIND_VIEWS_WITH_TEXT, FOCUS_BACKWARD, FOCUS_DOWN, FOCUS_FORWARD, FOCUS_LEFT, FOCUS_RIGHT, FOCUS_UP, FOCUSABLE, FOCUSABLE_AUTO, FOCUSABLES_ALL, FOCUSABLES_TOUCH_MODE, FOCUSED_SELECTED_STATE_SET, FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, FOCUSED_STATE_SET, FOCUSED_WINDOW_FOCUSED_STATE_SET, GONE, HAPTIC_FEEDBACK_ENABLED, IMPORTANT_FOR_ACCESSIBILITY_AUTO, IMPORTANT_FOR_ACCESSIBILITY_NO, IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS, IMPORTANT_FOR_ACCESSIBILITY_YES, IMPORTANT_FOR_AUTOFILL_AUTO, IMPORTANT_FOR_AUTOFILL_NO, IMPORTANT_FOR_AUTOFILL_NO_EXCLUDE_DESCENDANTS, IMPORTANT_FOR_AUTOFILL_YES, IMPORTANT_FOR_AUTOFILL_YES_EXCLUDE_DESCENDANTS, INVISIBLE, KEEP_SCREEN_ON, LAYER_TYPE_HARDWARE, LAYER_TYPE_NONE, LAYER_TYPE_SOFTWARE, LAYOUT_DIRECTION_INHERIT, LAYOUT_DIRECTION_LOCALE, LAYOUT_DIRECTION_LTR, LAYOUT_DIRECTION_RTL, MEASURED_HEIGHT_STATE_SHIFT, MEASURED_SIZE_MASK, MEASURED_STATE_MASK, MEASURED_STATE_TOO_SMALL, NO_ID, NOT_FOCUSABLE, OVER_SCROLL_ALWAYS, OVER_SCROLL_IF_CONTENT_SCROLLS, OVER_SCROLL_NEVER, PRESSED_ENABLED_FOCUSED_SELECTED_STATE_SET, PRESSED_ENABLED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_FOCUSED_STATE_SET, PRESSED_ENABLED_FOCUSED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_SELECTED_STATE_SET, PRESSED_ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_STATE_SET, PRESSED_ENABLED_WINDOW_FOCUSED_STATE_SET, PRESSED_FOCUSED_SELECTED_STATE_SET, PRESSED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_FOCUSED_STATE_SET, PRESSED_FOCUSED_WINDOW_FOCUSED_STATE_SET, PRESSED_SELECTED_STATE_SET, PRESSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_STATE_SET, PRESSED_WINDOW_FOCUSED_STATE_SET, ROTATION, ROTATION_X, ROTATION_Y, SCALE_X, SCALE_Y, SCREEN_STATE_OFF, SCREEN_STATE_ON, SCROLL_AXIS_HORIZONTAL, SCROLL_AXIS_NONE, SCROLL_AXIS_VERTICAL, SCROLL_INDICATOR_BOTTOM, SCROLL_INDICATOR_END, SCROLL_INDICATOR_LEFT, SCROLL_INDICATOR_RIGHT, SCROLL_INDICATOR_START, SCROLL_INDICATOR_TOP, SCROLLBAR_POSITION_DEFAULT, SCROLLBAR_POSITION_LEFT, SCROLLBAR_POSITION_RIGHT, SCROLLBARS_INSIDE_INSET, SCROLLBARS_INSIDE_OVERLAY, SCROLLBARS_OUTSIDE_INSET, SCROLLBARS_OUTSIDE_OVERLAY, SELECTED_STATE_SET, SELECTED_WINDOW_FOCUSED_STATE_SET, SOUND_EFFECTS_ENABLED, STATUS_BAR_HIDDEN, STATUS_BAR_VISIBLE, SYSTEM_UI_FLAG_FULLSCREEN, SYSTEM_UI_FLAG_HIDE_NAVIGATION, SYSTEM_UI_FLAG_IMMERSIVE, SYSTEM_UI_FLAG_IMMERSIVE_STICKY, SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN, SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION, SYSTEM_UI_FLAG_LAYOUT_STABLE, SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR, SYSTEM_UI_FLAG_LIGHT_STATUS_BAR, SYSTEM_UI_FLAG_LOW_PROFILE, SYSTEM_UI_FLAG_VISIBLE, SYSTEM_UI_LAYOUT_FLAGS, TEXT_ALIGNMENT_CENTER, TEXT_ALIGNMENT_GRAVITY, TEXT_ALIGNMENT_INHERIT, TEXT_ALIGNMENT_TEXT_END, TEXT_ALIGNMENT_TEXT_START, TEXT_ALIGNMENT_VIEW_END, TEXT_ALIGNMENT_VIEW_START, TEXT_DIRECTION_ANY_RTL, TEXT_DIRECTION_FIRST_STRONG, TEXT_DIRECTION_FIRST_STRONG_LTR, TEXT_DIRECTION_FIRST_STRONG_RTL, TEXT_DIRECTION_INHERIT, TEXT_DIRECTION_LOCALE, TEXT_DIRECTION_LTR, TEXT_DIRECTION_RTL, TRANSLATION_X, TRANSLATION_Y, TRANSLATION_Z, VIEW_LOG_TAG, VISIBLE, WINDOW_FOCUSED_STATE_SET, X, Y, Z

Constructor Summary

Constructors

Constructor and Description
ExpandableTextView(android.content.Context context)
ExpandableTextView(android.content.Context context, android.util.AttributeSet attrs)
ExpandableTextView(android.content.Context context, android.util.AttributeSet attrs, int defStyle)

Method Summary

Modifier and Type	Method and Description
void	addOnExpandListener(ExpandableTextView.OnExpandListener onExpandListener) Adds a listener which receives updates about this ExpandableTextView.
boolean	collapse() Collapse this TextView.
boolean	expand() Expand this ExpandableTextView.
android.animation.TimeInterpolator	getCollapseInterpolator() Returns the current TimeInterpolator for collapsing.
android.animation.TimeInterpolator	getExpandInterpolator() Returns the current TimeInterpolator for expanding.
boolean	isExpanded() Is this ExpandableTextView expanded or not?
protected void	onMeasure(int widthMeasureSpec, int heightMeasureSpec)
void	removeOnExpandListener(ExpandableTextView.OnExpandListener onExpandListener) Removes a listener which receives updates about this ExpandableTextView.
void	setAnimationDuration(long animationDuration) Sets the duration of the expand / collapse animation.
void	setCollapseInterpolator(android.animation.TimeInterpolator collapseInterpolator) Sets a TimeInterpolator for collpasing.
void	setExpandInterpolator(android.animation.TimeInterpolator expandInterpolator) Sets a TimeInterpolator for expanding.
void	setInterpolator(android.animation.TimeInterpolator interpolator) Sets a TimeInterpolator for expanding and collapsing.
boolean	toggle() Toggle the expanded state of this ExpandableTextView.

Methods inherited from class android.widget.TextView

addExtraDataToAccessibilityNodeInfo, addTextChangedListener, append, append, autofill, beginBatchEdit, bringPointIntoView, cancelLongPress, clearComposingText, computeHorizontalScrollRange, computeScroll, computeVerticalScrollExtent, computeVerticalScrollRange, debug, didTouchFocusSelect, drawableHotspotChanged, drawableStateChanged, endBatchEdit, extractText, findViewsWithText, getAccessibilityClassName, getAutofillType, getAutofillValue, getAutoLinkMask, getAutoSizeMaxTextSize, getAutoSizeMinTextSize, getAutoSizeStepGranularity, getAutoSizeTextAvailableSizes, getAutoSizeTextType, getBaseline, getBottomPaddingOffset, getBreakStrategy, getCompoundDrawablePadding, getCompoundDrawables, getCompoundDrawablesRelative, getCompoundDrawableTintList, getCompoundDrawableTintMode, getCompoundPaddingBottom, getCompoundPaddingEnd, getCompoundPaddingLeft, getCompoundPaddingRight, getCompoundPaddingStart, getCompoundPaddingTop, getCurrentHintTextColor, getCurrentTextColor, getCustomInsertionActionModeCallback, getCustomSelectionActionModeCallback, getDefaultEditable, getDefaultMovementMethod, getEditableText, getEllipsize, getError, getExtendedPaddingBottom, getExtendedPaddingTop, getFilters, getFocusedRect, getFontFeatureSettings, getFontVariationSettings, getFreezesText, getGravity, getHighlightColor, getHint, getHintTextColors, getHyphenationFrequency, getImeActionId, getImeActionLabel, getImeHintLocales, getImeOptions, getIncludeFontPadding, getInputExtras, getInputType, getJustificationMode, getKeyListener, getLayout, getLeftFadingEdgeStrength, getLeftPaddingOffset, getLetterSpacing, getLineBounds, getLineCount, getLineHeight, getLineSpacingExtra, getLineSpacingMultiplier, getLinksClickable, getLinkTextColors, getMarqueeRepeatLimit, getMaxEms, getMaxHeight, getMaxLines, getMaxWidth, getMinEms, getMinHeight, getMinLines, getMinWidth, getMovementMethod, getOffsetForPosition, getPaint, getPaintFlags, getPrivateImeOptions, getRightFadingEdgeStrength, getRightPaddingOffset, getSelectionEnd, getSelectionStart, getShadowColor, getShadowDx, getShadowDy, getShadowRadius, getShowSoftInputOnFocus, getText, getTextClassifier, getTextColors, getTextLocale, getTextLocales, getTextScaleX, getTextSize, getTopPaddingOffset, getTotalPaddingBottom, getTotalPaddingEnd, getTotalPaddingLeft, getTotalPaddingRight, getTotalPaddingStart, getTotalPaddingTop, getTransformationMethod, getTypeface, getUrls, hasOverlappingRendering, hasSelection, invalidateDrawable, isCursorVisible, isInputMethodTarget, isPaddingOffsetRequired, isSuggestionsEnabled, isTextSelectable, jumpDrawablesToCurrentState, length, moveCursorToVisibleOffset, onAttachedToWindow, onBeginBatchEdit, onCheckIsTextEditor, onCommitCompletion, onCommitCorrection, onConfigurationChanged, onCreateContextMenu, onCreateDrawableState, onCreateInputConnection, onDragEvent, onDraw, onEditorAction, onEndBatchEdit, onFocusChanged, onGenericMotionEvent, onKeyDown, onKeyMultiple, onKeyPreIme, onKeyShortcut, onKeyUp, onLayout, onPreDraw, onPrivateIMECommand, onProvideAutofillStructure, onProvideStructure, onResolvePointerIcon, onRestoreInstanceState, onRtlPropertiesChanged, onSaveInstanceState, onScreenStateChanged, onScrollChanged, onSelectionChanged, onTextChanged, onTextContextMenuItem, onTouchEvent, onTrackballEvent, onVisibilityChanged, onWindowFocusChanged, performLongClick, removeTextChangedListener, setAllCaps, setAutoLinkMask, setAutoSizeTextTypeUniformWithConfiguration, setAutoSizeTextTypeUniformWithPresetSizes, setAutoSizeTextTypeWithDefaults, setBreakStrategy, setCompoundDrawablePadding, setCompoundDrawables, setCompoundDrawablesRelative, setCompoundDrawablesRelativeWithIntrinsicBounds, setCompoundDrawablesRelativeWithIntrinsicBounds, setCompoundDrawablesWithIntrinsicBounds, setCompoundDrawablesWithIntrinsicBounds, setCompoundDrawableTintList, setCompoundDrawableTintMode, setCursorVisible, setCustomInsertionActionModeCallback, setCustomSelectionActionModeCallback, setEditableFactory, setElegantTextHeight, setEllipsize, setEms, setEnabled, setError, setError, setExtractedText, setFilters, setFontFeatureSettings, setFontVariationSettings, setFrame, setFreezesText, setGravity, setHeight, setHighlightColor, setHint, setHint, setHintTextColor, setHintTextColor, setHorizontallyScrolling, setHyphenationFrequency, setImeActionLabel, setImeHintLocales, setImeOptions, setIncludeFontPadding, setInputExtras, setInputType, setJustificationMode, setKeyListener, setLetterSpacing, setLines, setLineSpacing, setLinksClickable, setLinkTextColor, setLinkTextColor, setMarqueeRepeatLimit, setMaxEms, setMaxHeight, setMaxLines, setMaxWidth, setMinEms, setMinHeight, setMinLines, setMinWidth, setMovementMethod, setOnEditorActionListener, setPadding, setPaddingRelative, setPaintFlags, setPrivateImeOptions, setRawInputType, setScroller, setSelectAllOnFocus, setSelected, setShadowLayer, setShowSoftInputOnFocus, setSingleLine, setSingleLine, setSpannableFactory, setText, setText, setText, setText, setText, setTextAppearance, setTextAppearance, setTextClassifier, setTextColor, setTextColor, setTextIsSelectable, setTextKeepState, setTextKeepState, setTextLocale, setTextLocales, setTextScaleX, setTextSize, setTextSize, setTransformationMethod, setTypeface, setTypeface, setWidth, showContextMenu, showContextMenu, verifyDrawable

Methods inherited from class android.view.View

addChildrenForAccessibility, addFocusables, addFocusables, addKeyboardNavigationClusters, addOnAttachStateChangeListener, addOnLayoutChangeListener, addTouchables, animate, announceForAccessibility, autofill, awakenScrollBars, awakenScrollBars, awakenScrollBars, bringToFront, buildDrawingCache, buildDrawingCache, buildLayer, callOnClick, cancelDragAndDrop, cancelPendingInputEvents, canResolveLayoutDirection, canResolveTextAlignment, canResolveTextDirection, canScrollHorizontally, canScrollVertically, checkInputConnectionProxy, clearAnimation, clearFocus, combineMeasuredStates, computeHorizontalScrollExtent, computeHorizontalScrollOffset, computeSystemWindowInsets, computeVerticalScrollOffset, createAccessibilityNodeInfo, createContextMenu, destroyDrawingCache, dispatchApplyWindowInsets, dispatchCapturedPointerEvent, dispatchConfigurationChanged, dispatchDisplayHint, dispatchDragEvent, dispatchDraw, dispatchDrawableHotspotChanged, dispatchFinishTemporaryDetach, dispatchGenericFocusedEvent, dispatchGenericMotionEvent, dispatchGenericPointerEvent, dispatchHoverEvent, dispatchKeyEvent, dispatchKeyEventPreIme, dispatchKeyShortcutEvent, dispatchNestedFling, dispatchNestedPreFling, dispatchNestedPrePerformAccessibilityAction, dispatchNestedPreScroll, dispatchNestedScroll, dispatchPointerCaptureChanged, dispatchPopulateAccessibilityEvent, dispatchProvideAutofillStructure, dispatchProvideStructure, dispatchRestoreInstanceState, dispatchSaveInstanceState, dispatchSetActivated, dispatchSetPressed, dispatchSetSelected, dispatchStartTemporaryDetach, dispatchSystemUiVisibilityChanged, dispatchTouchEvent, dispatchTrackballEvent, dispatchUnhandledMove, dispatchVisibilityChanged, dispatchWindowFocusChanged, dispatchWindowSystemUiVisiblityChanged, dispatchWindowVisibilityChanged, draw, findFocus, findViewById, findViewWithTag, fitSystemWindows, focusSearch, forceHasOverlappingRendering, forceLayout, generateViewId, getAccessibilityLiveRegion, getAccessibilityNodeProvider, getAccessibilityTraversalAfter, getAccessibilityTraversalBefore, getAlpha, getAnimation, getApplicationWindowToken, getAutofillHints, getAutofillId, getBackground, getBackgroundTintList, getBackgroundTintMode, getBottom, getBottomFadingEdgeStrength, getCameraDistance, getClipBounds, getClipBounds, getClipToOutline, getContentDescription, getContext, getContextMenuInfo, getDefaultFocusHighlightEnabled, getDefaultSize, getDisplay, getDrawableState, getDrawingCache, getDrawingCache, getDrawingCacheBackgroundColor, getDrawingCacheQuality, getDrawingRect, getDrawingTime, getElevation, getFilterTouchesWhenObscured, getFitsSystemWindows, getFocusable, getFocusables, getForeground, getForegroundGravity, getForegroundTintList, getForegroundTintMode, getGlobalVisibleRect, getGlobalVisibleRect, getHandler, getHasOverlappingRendering, getHeight, getHitRect, getHorizontalFadingEdgeLength, getHorizontalScrollbarHeight, getId, getImportantForAccessibility, getImportantForAutofill, getKeepScreenOn, getKeyDispatcherState, getLabelFor, getLayerType, getLayoutDirection, getLayoutParams, getLeft, getLocalVisibleRect, getLocationInWindow, getLocationOnScreen, getMatrix, getMeasuredHeight, getMeasuredHeightAndState, getMeasuredState, getMeasuredWidth, getMeasuredWidthAndState, getMinimumHeight, getMinimumWidth, getNextClusterForwardId, getNextFocusDownId, getNextFocusForwardId, getNextFocusLeftId, getNextFocusRightId, getNextFocusUpId, getOnFocusChangeListener, getOutlineProvider, getOverlay, getOverScrollMode, getPaddingBottom, getPaddingEnd, getPaddingLeft, getPaddingRight, getPaddingStart, getPaddingTop, getParent, getParentForAccessibility, getPivotX, getPivotY, getPointerIcon, getResources, getRevealOnFocusHint, getRight, getRootView, getRootWindowInsets, getRotation, getRotationX, getRotationY, getScaleX, getScaleY, getScrollBarDefaultDelayBeforeFade, getScrollBarFadeDuration, getScrollBarSize, getScrollBarStyle, getScrollIndicators, getScrollX, getScrollY, getSolidColor, getStateListAnimator, getSuggestedMinimumHeight, getSuggestedMinimumWidth, getSystemUiVisibility, getTag, getTag, getTextAlignment, getTextDirection, getTooltipText, getTop, getTopFadingEdgeStrength, getTouchables, getTouchDelegate, getTransitionName, getTranslationX, getTranslationY, getTranslationZ, getVerticalFadingEdgeLength, getVerticalScrollbarPosition, getVerticalScrollbarWidth, getViewTreeObserver, getVisibility, getWidth, getWindowAttachCount, getWindowId, getWindowSystemUiVisibility, getWindowToken, getWindowVisibility, getWindowVisibleDisplayFrame, getX, getY, getZ, hasExplicitFocusable, hasFocus, hasFocusable, hasNestedScrollingParent, hasOnClickListeners, hasPointerCapture, hasTransientState, hasWindowFocus, inflate, invalidate, invalidate, invalidate, invalidateOutline, isAccessibilityFocused, isActivated, isAttachedToWindow, isClickable, isContextClickable, isDirty, isDrawingCacheEnabled, isDuplicateParentStateEnabled, isEnabled, isFocusable, isFocusableInTouchMode, isFocused, isFocusedByDefault, isHapticFeedbackEnabled, isHardwareAccelerated, isHorizontalFadingEdgeEnabled, isHorizontalScrollBarEnabled, isHovered, isImportantForAccessibility, isImportantForAutofill, isInEditMode, isInLayout, isInTouchMode, isKeyboardNavigationCluster, isLaidOut, isLayoutDirectionResolved, isLayoutRequested, isLongClickable, isNestedScrollingEnabled, isOpaque, isPaddingRelative, isPressed, isSaveEnabled, isSaveFromParentEnabled, isScrollbarFadingEnabled, isScrollContainer, isSelected, isShown, isSoundEffectsEnabled, isTemporarilyDetached, isTextAlignmentResolved, isTextDirectionResolved, isVerticalFadingEdgeEnabled, isVerticalScrollBarEnabled, keyboardNavigationClusterSearch, layout, measure, mergeDrawableStates, offsetLeftAndRight, offsetTopAndBottom, onAnimationEnd, onAnimationStart, onApplyWindowInsets, onCancelPendingInputEvents, onCapturedPointerEvent, onDetachedFromWindow, onDisplayHint, onDrawForeground, onDrawScrollBars, onFilterTouchEventForSecurity, onFinishInflate, onFinishTemporaryDetach, onHoverChanged, onHoverEvent, onInitializeAccessibilityEvent, onInitializeAccessibilityNodeInfo, onKeyLongPress, onOverScrolled, onPointerCaptureChange, onPopulateAccessibilityEvent, onProvideAutofillVirtualStructure, onProvideVirtualStructure, onSetAlpha, onSizeChanged, onStartTemporaryDetach, onVisibilityAggregated, onWindowSystemUiVisibilityChanged, onWindowVisibilityChanged, overScrollBy, performAccessibilityAction, performClick, performContextClick, performContextClick, performHapticFeedback, performHapticFeedback, performLongClick, playSoundEffect, post, postDelayed, postInvalidate, postInvalidate, postInvalidateDelayed, postInvalidateDelayed, postInvalidateOnAnimation, postInvalidateOnAnimation, postOnAnimation, postOnAnimationDelayed, refreshDrawableState, releasePointerCapture, removeCallbacks, removeOnAttachStateChangeListener, removeOnLayoutChangeListener, requestApplyInsets, requestFitSystemWindows, requestFocus, requestFocus, requestFocus, requestFocusFromTouch, requestLayout, requestPointerCapture, requestRectangleOnScreen, requestRectangleOnScreen, requestUnbufferedDispatch, resolveSize, resolveSizeAndState, restoreDefaultFocus, restoreHierarchyState, saveHierarchyState, scheduleDrawable, scrollBy, scrollTo, sendAccessibilityEvent, sendAccessibilityEventUnchecked, setAccessibilityDelegate, setAccessibilityLiveRegion, setAccessibilityTraversalAfter, setAccessibilityTraversalBefore, setActivated, setAlpha, setAnimation, setAutofillHints, setBackground, setBackgroundColor, setBackgroundDrawable, setBackgroundResource, setBackgroundTintList, setBackgroundTintMode, setBottom, setCameraDistance, setClickable, setClipBounds, setClipToOutline, setContentDescription, setContextClickable, setDefaultFocusHighlightEnabled, setDrawingCacheBackgroundColor, setDrawingCacheEnabled, setDrawingCacheQuality, setDuplicateParentStateEnabled, setElevation, setFadingEdgeLength, setFilterTouchesWhenObscured, setFitsSystemWindows, setFocusable, setFocusable, setFocusableInTouchMode, setFocusedByDefault, setForeground, setForegroundGravity, setForegroundTintList, setForegroundTintMode, setHapticFeedbackEnabled, setHasTransientState, setHorizontalFadingEdgeEnabled, setHorizontalScrollBarEnabled, setHovered, setId, setImportantForAccessibility, setImportantForAutofill, setKeepScreenOn, setKeyboardNavigationCluster, setLabelFor, setLayerPaint, setLayerType, setLayoutDirection, setLayoutParams, setLeft, setLongClickable, setMeasuredDimension, setMinimumHeight, setMinimumWidth, setNestedScrollingEnabled, setNextClusterForwardId, setNextFocusDownId, setNextFocusForwardId, setNextFocusLeftId, setNextFocusRightId, setNextFocusUpId, setOnApplyWindowInsetsListener, setOnCapturedPointerListener, setOnClickListener, setOnContextClickListener, setOnCreateContextMenuListener, setOnDragListener, setOnFocusChangeListener, setOnGenericMotionListener, setOnHoverListener, setOnKeyListener, setOnLongClickListener, setOnScrollChangeListener, setOnSystemUiVisibilityChangeListener, setOnTouchListener, setOutlineProvider, setOverScrollMode, setPivotX, setPivotY, setPointerIcon, setPressed, setRevealOnFocusHint, setRight, setRotation, setRotationX, setRotationY, setSaveEnabled, setSaveFromParentEnabled, setScaleX, setScaleY, setScrollBarDefaultDelayBeforeFade, setScrollBarFadeDuration, setScrollbarFadingEnabled, setScrollBarSize, setScrollBarStyle, setScrollContainer, setScrollIndicators, setScrollIndicators, setScrollX, setScrollY, setSoundEffectsEnabled, setStateListAnimator, setSystemUiVisibility, setTag, setTag, setTextAlignment, setTextDirection, setTooltipText, setTop, setTouchDelegate, setTransitionName, setTranslationX, setTranslationY, setTranslationZ, setVerticalFadingEdgeEnabled, setVerticalScrollBarEnabled, setVerticalScrollbarPosition, setVisibility, setWillNotCacheDrawing, setWillNotDraw, setX, setY, setZ, startActionMode, startActionMode, startAnimation, startDrag, startDragAndDrop, startNestedScroll, stopNestedScroll, toString, unscheduleDrawable, unscheduleDrawable, updateDragShadow, willNotCacheDrawing, willNotDraw

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpandableTextView

public ExpandableTextView(android.content.Context context)

ExpandableTextView

public ExpandableTextView(android.content.Context context,
                          android.util.AttributeSet attrs)

ExpandableTextView

public ExpandableTextView(android.content.Context context,
                          android.util.AttributeSet attrs,
                          int defStyle)

Method Detail

onMeasure

protected void onMeasure(int widthMeasureSpec,
                         int heightMeasureSpec)

Overrides:

onMeasure in class android.widget.TextView

toggle

public boolean toggle()

Toggle the expanded state of this ExpandableTextView.

Returns:

true if toggled, false otherwise.

expand

public boolean expand()

Expand this ExpandableTextView.

Returns:

true if expanded, false otherwise.

collapse

public boolean collapse()

Collapse this TextView.

Returns:

true if collapsed, false otherwise.

setAnimationDuration

public void setAnimationDuration(long animationDuration)

Sets the duration of the expand / collapse animation.

Parameters:

animationDuration - duration in milliseconds.

addOnExpandListener

public void addOnExpandListener(ExpandableTextView.OnExpandListener onExpandListener)

Adds a listener which receives updates about this ExpandableTextView.

Parameters:

onExpandListener - the listener.

removeOnExpandListener

public void removeOnExpandListener(ExpandableTextView.OnExpandListener onExpandListener)

Removes a listener which receives updates about this ExpandableTextView.

Parameters:

onExpandListener - the listener.

setInterpolator

public void setInterpolator(android.animation.TimeInterpolator interpolator)

Sets a TimeInterpolator for expanding and collapsing.

Parameters:

interpolator - the interpolator

setExpandInterpolator

public void setExpandInterpolator(android.animation.TimeInterpolator expandInterpolator)

Sets a TimeInterpolator for expanding.

Parameters:

expandInterpolator - the interpolator

getExpandInterpolator

public android.animation.TimeInterpolator getExpandInterpolator()

Returns the current TimeInterpolator for expanding.

Returns:

the current interpolator, null by default.

setCollapseInterpolator

public void setCollapseInterpolator(android.animation.TimeInterpolator collapseInterpolator)

Sets a TimeInterpolator for collpasing.

Parameters:

collapseInterpolator - the interpolator

getCollapseInterpolator

public android.animation.TimeInterpolator getCollapseInterpolator()

Returns the current TimeInterpolator for collapsing.

Returns:

the current interpolator, null by default.

isExpanded

public boolean isExpanded()

Is this ExpandableTextView expanded or not?

Returns:

true if expanded, false if collapsed.