net.simonvt.menudrawer
Class DraggableDrawer

java.lang.Object
  android.view.View
      android.view.ViewGroup
          net.simonvt.menudrawer.MenuDrawer
              net.simonvt.menudrawer.DraggableDrawer

All Implemented Interfaces:

android.graphics.drawable.Drawable.Callback, android.view.accessibility.AccessibilityEventSource, android.view.KeyEvent.Callback, android.view.ViewManager, android.view.ViewParent

Direct Known Subclasses:

HorizontalDrawer, VerticalDrawer

public abstract class DraggableDrawer
extends MenuDrawer

Nested Class Summary

Nested classes/interfaces inherited from class net.simonvt.menudrawer.MenuDrawer

MenuDrawer.OnDrawerStateChangeListener

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

android.view.ViewGroup.LayoutParams, android.view.ViewGroup.MarginLayoutParams, android.view.ViewGroup.OnHierarchyChangeListener

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.OnAttachStateChangeListener, android.view.View.OnClickListener, 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.OnSystemUiVisibilityChangeListener, android.view.View.OnTouchListener

Field Summary

protected static int	ANIMATION_DELAY The time between each frame when animating the drawer.
protected static android.view.animation.Interpolator	INDICATOR_INTERPOLATOR Interpolator used for stretching/retracting the active indicator.
protected static int	MAX_MENU_OVERLAY_ALPHA The maximum alpha of the dark menu overlay used for dimming the menu.
protected int	mCloseEnough Distance in px from closed position from where the drawer is considered closed with regards to touch events.
protected float	mInitialMotionX The initial X position of a drag.
protected float	mInitialMotionY The initial Y position of a drag.
protected boolean	mIsDragging Indicates whether the drawer is currently being dragged.
protected float	mLastMotionX The last X position of a drag.
protected float	mLastMotionY The last Y position of a drag.
protected int	mMaxVelocity Maximum velocity allowed when animating the drawer open/closed.
protected boolean	mOffsetMenu Indicates whether the menu should be offset when dragging the drawer.
protected float	mOffsetPixels Current left position of the content.
protected long	mPeekDelay Default delay between each subsequent animation, after peekDrawer() has been called.
protected Runnable	mPeekRunnable Runnable used when the peek animation is running.
protected Scroller	mPeekScroller Scroller used for the peek drawer animation.
protected int	mTouchSlop Slop before starting a drag.
protected android.view.VelocityTracker	mVelocityTracker Velocity tracker used when animating the drawer open/closed after a drag.
protected static int	PEEK_DURATION The duration of the peek animation.

Fields inherited from class net.simonvt.menudrawer.MenuDrawer

mActiveIndicator, mActivePosition, mActiveRect, mActiveView, mContentContainer, mDrawerState, mDropShadowDrawable, mDropShadowEnabled, mDropShadowSize, MENU_DRAG_CONTENT, MENU_DRAG_WINDOW, mHardwareLayersEnabled, mMenuContainer, mMenuOverlay, mMenuSize, mMenuSizeSet, mMenuVisible, mTouchBezelSize, mTouchMode, mTouchSize, STATE_CLOSED, STATE_CLOSING, STATE_DRAGGING, STATE_OPEN, STATE_OPENING, TOUCH_MODE_BEZEL, TOUCH_MODE_FULLSCREEN, TOUCH_MODE_NONE

Fields inherited from class android.view.ViewGroup

CLIP_TO_PADDING_MASK, FOCUS_AFTER_DESCENDANTS, FOCUS_BEFORE_DESCENDANTS, FOCUS_BLOCK_DESCENDANTS, PERSISTENT_ALL_CACHES, PERSISTENT_ANIMATION_CACHE, PERSISTENT_NO_CACHE, PERSISTENT_SCROLLING_CACHE

Fields inherited from class android.view.View

ALPHA, 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, 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_YES, INVISIBLE, KEEP_SCREEN_ON, LAYER_TYPE_HARDWARE, LAYER_TYPE_NONE, LAYER_TYPE_SOFTWARE, MEASURED_HEIGHT_STATE_SHIFT, MEASURED_SIZE_MASK, MEASURED_STATE_MASK, MEASURED_STATE_TOO_SMALL, NO_ID, 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_WINDOW_FOCUSED_STATE_SET, ROTATION, ROTATION_X, ROTATION_Y, SCALE_X, SCALE_Y, SCREEN_STATE_OFF, SCREEN_STATE_ON, 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_LAYOUT_FULLSCREEN, SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION, SYSTEM_UI_FLAG_LAYOUT_STABLE, SYSTEM_UI_FLAG_LOW_PROFILE, SYSTEM_UI_FLAG_VISIBLE, SYSTEM_UI_LAYOUT_FLAGS, TEXT_ALIGNMENT_INHERIT, TEXT_ALIGNMENT_RESOLVED_DEFAULT, TRANSLATION_X, TRANSLATION_Y, VIEW_LOG_TAG, VISIBLE, WINDOW_FOCUSED_STATE_SET, X, Y

Constructor Summary

DraggableDrawer(android.content.Context context)

DraggableDrawer(android.content.Context context, android.util.AttributeSet attrs)

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

Method Summary

protected void	animateOffsetTo(int position, int velocity, boolean animate) Moves the drawer to the position passed.
protected void	dispatchDraw(android.graphics.Canvas canvas)
protected abstract void	drawDropShadow(android.graphics.Canvas canvas, int offsetPixels) Called when the content drop shadow should be drawn.
protected abstract void	drawIndicator(android.graphics.Canvas canvas, int offsetPixels) Called when the active indicator should be drawn.
protected abstract void	drawMenuOverlay(android.graphics.Canvas canvas, int offsetPixels) Called when the menu overlay should be drawn.
protected void	endPeek() Stops ongoing peek drawer animation.
boolean	getOffsetMenuEnabled() Indicates whether the menu is being offset when dragging the drawer.
int	getTouchBezelSize() Returns the size of the touch bezel in px.
int	getTouchMode() Returns the touch mode.
protected void	initDrawer(android.content.Context context, android.util.AttributeSet attrs, int defStyle)
protected abstract void	initPeekScroller()
protected boolean	isCloseEnough()
protected abstract boolean	isContentTouch(android.view.MotionEvent ev) Returns true if the touch event occurs over the content.
boolean	isMenuVisible() Indicates whether the menu is currently visible.
protected abstract boolean	onDownAllowDrag(android.view.MotionEvent ev) Returns true if dragging the content should be allowed.
protected abstract boolean	onMoveAllowDrag(android.view.MotionEvent ev, float dx) Returns true if dragging the content should be allowed.
protected abstract void	onMoveEvent(float dx) Called when a move event has happened while dragging the content is in progress.
protected abstract void	onOffsetPixelsChanged(int offsetPixels) Called when the number of pixels the content should be offset by has changed.
protected void	onRestoreInstanceState(android.os.Parcelable state)
protected android.os.Parcelable	onSaveInstanceState()
protected abstract void	onUpEvent(android.view.MotionEvent ev) Called when MotionEvent.ACTION_UP of MotionEvent.ACTION_CANCEL is delivered to View.onTouchEvent(android.view.MotionEvent).
void	peekDrawer() Animates the drawer slightly open until the user opens the drawer.
void	peekDrawer(long delay) Animates the drawer slightly open.
void	peekDrawer(long startDelay, long delay) Animates the drawer slightly open.
void	postOnAnimation(Runnable action)
void	restoreState(android.os.Parcelable in) Restores the state of the drawer.
android.os.Parcelable	saveState() Saves the state of the drawer.
void	setHardwareLayerEnabled(boolean enabled) Enables or disables the user of View.LAYER_TYPE_HARDWARE when animations views.
void	setMenuSize(int size) Set the size of the menu drawer when open.
void	setOffsetMenuEnabled(boolean offsetMenu) Enables or disables offsetting the menu when dragging the drawer.
protected void	setOffsetPixels(float offsetPixels) Sets the number of pixels the content should be offset.
void	setTouchBezelSize(int size) Sets the size of the touch bezel.
void	setTouchMode(int mode) Sets the drawer touch mode.
protected void	startLayerTranslation() If possible, set the layer type to View.LAYER_TYPE_HARDWARE.
protected void	startPeek() Starts peek drawer animation.
protected void	stopAnimation() Stops ongoing animation of the drawer.
void	toggleMenu(boolean animate) Toggles the menu open and close.
protected void	updateTouchAreaSize() Compute the touch area based on the touch mode.

Methods inherited from class net.simonvt.menudrawer.MenuDrawer

attach, attach, attach, attach, attach, closeMenu, closeMenu, dpToPx, fitSystemWindows, getContentContainer, getDrawerState, getDropShadow, getMenuContainer, getMenuView, logDrawerState, onFinishInflate, openMenu, openMenu, setActiveView, setActiveView, setContentView, setContentView, setContentView, setDrawerState, setDropShadow, setDropShadow, setDropShadowColor, setDropShadowEnabled, setDropShadowSize, setMenuView, setMenuView, setMenuView, setOnDrawerStateChangeListener, toggleMenu

Methods inherited from class android.view.ViewGroup

addChildrenForAccessibility, addFocusables, addStatesFromChildren, addTouchables, addView, addView, addView, addView, addView, addViewInLayout, addViewInLayout, attachLayoutAnimationParameters, attachViewToParent, bringChildToFront, canAnimate, checkLayoutParams, childDrawableStateChanged, cleanupLayoutState, clearChildFocus, clearDisappearingChildren, clearFocus, debug, detachAllViewsFromParent, detachViewFromParent, detachViewFromParent, detachViewsFromParent, dispatchConfigurationChanged, dispatchDisplayHint, dispatchDragEvent, dispatchFreezeSelfOnly, dispatchGenericFocusedEvent, dispatchGenericPointerEvent, dispatchHoverEvent, dispatchKeyEvent, dispatchKeyEventPreIme, dispatchKeyShortcutEvent, dispatchRestoreInstanceState, dispatchSaveInstanceState, dispatchSetActivated, dispatchSetPressed, dispatchSetSelected, dispatchSystemUiVisibilityChanged, dispatchThawSelfOnly, dispatchTouchEvent, dispatchTrackballEvent, dispatchUnhandledMove, dispatchVisibilityChanged, dispatchWindowFocusChanged, dispatchWindowSystemUiVisiblityChanged, dispatchWindowVisibilityChanged, drawableStateChanged, drawChild, endViewTransition, findFocus, findViewsWithText, focusableViewAvailable, focusSearch, gatherTransparentRegion, generateDefaultLayoutParams, generateLayoutParams, generateLayoutParams, getChildAt, getChildCount, getChildDrawingOrder, getChildMeasureSpec, getChildStaticTransformation, getChildVisibleRect, getDescendantFocusability, getFocusedChild, getLayoutAnimation, getLayoutAnimationListener, getLayoutTransition, getPersistentDrawingCache, hasFocus, hasFocusable, indexOfChild, invalidateChild, invalidateChildInParent, isAlwaysDrawnWithCacheEnabled, isAnimationCacheEnabled, isChildrenDrawingOrderEnabled, isChildrenDrawnWithCacheEnabled, isMotionEventSplittingEnabled, jumpDrawablesToCurrentState, layout, measureChild, measureChildren, measureChildWithMargins, offsetDescendantRectToMyCoords, offsetRectIntoDescendantCoords, onAnimationEnd, onAnimationStart, onCreateDrawableState, onInterceptHoverEvent, onInterceptTouchEvent, onLayout, onRequestFocusInDescendants, onRequestSendAccessibilityEvent, recomputeViewAttributes, removeAllViews, removeAllViewsInLayout, removeDetachedView, removeView, removeViewAt, removeViewInLayout, removeViews, removeViewsInLayout, requestChildFocus, requestChildRectangleOnScreen, requestDisallowInterceptTouchEvent, requestFocus, requestSendAccessibilityEvent, requestTransparentRegion, scheduleLayoutAnimation, setAddStatesFromChildren, setAlwaysDrawnWithCacheEnabled, setAnimationCacheEnabled, setChildrenDrawingCacheEnabled, setChildrenDrawingOrderEnabled, setChildrenDrawnWithCacheEnabled, setClipChildren, setClipToPadding, setDescendantFocusability, setLayoutAnimation, setLayoutAnimationListener, setLayoutTransition, setMotionEventSplittingEnabled, setOnHierarchyChangeListener, setPadding, setPersistentDrawingCache, setStaticTransformationsEnabled, shouldDelayChildPressedState, showContextMenuForChild, startActionModeForChild, startLayoutAnimation, startViewTransition, updateViewLayout

Methods inherited from class android.view.View

addFocusables, addOnAttachStateChangeListener, addOnLayoutChangeListener, animate, announceForAccessibility, awakenScrollBars, awakenScrollBars, awakenScrollBars, bringToFront, buildDrawingCache, buildDrawingCache, buildLayer, callOnClick, cancelLongPress, canScrollHorizontally, canScrollVertically, checkInputConnectionProxy, clearAnimation, combineMeasuredStates, computeHorizontalScrollExtent, computeHorizontalScrollOffset, computeHorizontalScrollRange, computeScroll, computeVerticalScrollExtent, computeVerticalScrollOffset, computeVerticalScrollRange, createAccessibilityNodeInfo, createContextMenu, destroyDrawingCache, dispatchGenericMotionEvent, dispatchPopulateAccessibilityEvent, draw, findViewById, findViewWithTag, focusSearch, forceLayout, getAccessibilityNodeProvider, getAlpha, getAnimation, getApplicationWindowToken, getBackground, getBaseline, getBottom, getBottomFadingEdgeStrength, getBottomPaddingOffset, getCameraDistance, getContentDescription, getContext, getContextMenuInfo, getDefaultSize, getDrawableState, getDrawingCache, getDrawingCache, getDrawingCacheBackgroundColor, getDrawingCacheQuality, getDrawingRect, getDrawingTime, getFilterTouchesWhenObscured, getFitsSystemWindows, getFocusables, getFocusedRect, getGlobalVisibleRect, getGlobalVisibleRect, getHandler, getHeight, getHitRect, getHorizontalFadingEdgeLength, getHorizontalScrollbarHeight, getId, getImportantForAccessibility, getKeepScreenOn, getKeyDispatcherState, getLayerType, getLayoutParams, getLeft, getLeftFadingEdgeStrength, getLeftPaddingOffset, getLocalVisibleRect, getLocationInWindow, getLocationOnScreen, getMatrix, getMeasuredHeight, getMeasuredHeightAndState, getMeasuredState, getMeasuredWidth, getMeasuredWidthAndState, getMinimumHeight, getMinimumWidth, getNextFocusDownId, getNextFocusForwardId, getNextFocusLeftId, getNextFocusRightId, getNextFocusUpId, getOnFocusChangeListener, getOverScrollMode, getPaddingBottom, getPaddingLeft, getPaddingRight, getPaddingTop, getParent, getParentForAccessibility, getPivotX, getPivotY, getResources, getRight, getRightFadingEdgeStrength, getRightPaddingOffset, getRootView, getRotation, getRotationX, getRotationY, getScaleX, getScaleY, getScrollBarDefaultDelayBeforeFade, getScrollBarFadeDuration, getScrollBarSize, getScrollBarStyle, getScrollX, getScrollY, getSolidColor, getSuggestedMinimumHeight, getSuggestedMinimumWidth, getSystemUiVisibility, getTag, getTag, getTop, getTopFadingEdgeStrength, getTopPaddingOffset, getTouchables, getTouchDelegate, getTranslationX, getTranslationY, getVerticalFadingEdgeLength, getVerticalScrollbarPosition, getVerticalScrollbarWidth, getViewTreeObserver, getVisibility, getWidth, getWindowAttachCount, getWindowSystemUiVisibility, getWindowToken, getWindowVisibility, getWindowVisibleDisplayFrame, getX, getY, hasOnClickListeners, hasOverlappingRendering, hasTransientState, hasWindowFocus, inflate, initializeFadingEdge, initializeScrollbars, invalidate, invalidate, invalidate, invalidateDrawable, isActivated, isClickable, isDirty, isDrawingCacheEnabled, isDuplicateParentStateEnabled, isEnabled, isFocusable, isFocusableInTouchMode, isFocused, isHapticFeedbackEnabled, isHardwareAccelerated, isHorizontalFadingEdgeEnabled, isHorizontalScrollBarEnabled, isHovered, isInEditMode, isInTouchMode, isLayoutRequested, isLongClickable, isOpaque, isPaddingOffsetRequired, isPressed, isSaveEnabled, isSaveFromParentEnabled, isScrollbarFadingEnabled, isScrollContainer, isSelected, isShown, isSoundEffectsEnabled, isVerticalFadingEdgeEnabled, isVerticalScrollBarEnabled, measure, mergeDrawableStates, offsetLeftAndRight, offsetTopAndBottom, onAttachedToWindow, onCheckIsTextEditor, onConfigurationChanged, onCreateContextMenu, onCreateInputConnection, onDetachedFromWindow, onDisplayHint, onDragEvent, onDraw, onDrawScrollBars, onFilterTouchEventForSecurity, onFinishTemporaryDetach, onFocusChanged, onGenericMotionEvent, onHoverChanged, onHoverEvent, onInitializeAccessibilityEvent, onInitializeAccessibilityNodeInfo, onKeyDown, onKeyLongPress, onKeyMultiple, onKeyPreIme, onKeyShortcut, onKeyUp, onMeasure, onOverScrolled, onPopulateAccessibilityEvent, onScreenStateChanged, onScrollChanged, onSetAlpha, onSizeChanged, onStartTemporaryDetach, onTouchEvent, onTrackballEvent, onVisibilityChanged, onWindowFocusChanged, onWindowSystemUiVisibilityChanged, onWindowVisibilityChanged, overScrollBy, performAccessibilityAction, performClick, performHapticFeedback, performHapticFeedback, performLongClick, playSoundEffect, post, postDelayed, postInvalidate, postInvalidate, postInvalidateDelayed, postInvalidateDelayed, postInvalidateOnAnimation, postInvalidateOnAnimation, postOnAnimationDelayed, refreshDrawableState, removeCallbacks, removeOnAttachStateChangeListener, removeOnLayoutChangeListener, requestFitSystemWindows, requestFocus, requestFocus, requestFocusFromTouch, requestLayout, requestRectangleOnScreen, requestRectangleOnScreen, resolveSize, resolveSizeAndState, restoreHierarchyState, saveHierarchyState, scheduleDrawable, scrollBy, scrollTo, sendAccessibilityEvent, sendAccessibilityEventUnchecked, setAccessibilityDelegate, setActivated, setAlpha, setAnimation, setBackground, setBackgroundColor, setBackgroundDrawable, setBackgroundResource, setBottom, setCameraDistance, setClickable, setContentDescription, setDrawingCacheBackgroundColor, setDrawingCacheEnabled, setDrawingCacheQuality, setDuplicateParentStateEnabled, setEnabled, setFadingEdgeLength, setFilterTouchesWhenObscured, setFitsSystemWindows, setFocusable, setFocusableInTouchMode, setHapticFeedbackEnabled, setHasTransientState, setHorizontalFadingEdgeEnabled, setHorizontalScrollBarEnabled, setHovered, setId, setImportantForAccessibility, setKeepScreenOn, setLayerType, setLayoutParams, setLeft, setLongClickable, setMeasuredDimension, setMinimumHeight, setMinimumWidth, setNextFocusDownId, setNextFocusForwardId, setNextFocusLeftId, setNextFocusRightId, setNextFocusUpId, setOnClickListener, setOnCreateContextMenuListener, setOnDragListener, setOnFocusChangeListener, setOnGenericMotionListener, setOnHoverListener, setOnKeyListener, setOnLongClickListener, setOnSystemUiVisibilityChangeListener, setOnTouchListener, setOverScrollMode, setPivotX, setPivotY, setPressed, setRight, setRotation, setRotationX, setRotationY, setSaveEnabled, setSaveFromParentEnabled, setScaleX, setScaleY, setScrollBarDefaultDelayBeforeFade, setScrollBarFadeDuration, setScrollbarFadingEnabled, setScrollBarSize, setScrollBarStyle, setScrollContainer, setScrollX, setScrollY, setSelected, setSoundEffectsEnabled, setSystemUiVisibility, setTag, setTag, setTop, setTouchDelegate, setTranslationX, setTranslationY, setVerticalFadingEdgeEnabled, setVerticalScrollBarEnabled, setVerticalScrollbarPosition, setVisibility, setWillNotCacheDrawing, setWillNotDraw, setX, setY, showContextMenu, startActionMode, startAnimation, startDrag, unscheduleDrawable, unscheduleDrawable, verifyDrawable, willNotCacheDrawing, willNotDraw

Methods inherited from class java.lang.Object

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

Methods inherited from interface android.view.ViewParent

createContextMenu, getParent, getParentForAccessibility, isLayoutRequested, requestFitSystemWindows, requestLayout

Field Detail

INDICATOR_INTERPOLATOR

protected static final android.view.animation.Interpolator INDICATOR_INTERPOLATOR

Interpolator used for stretching/retracting the active indicator.

ANIMATION_DELAY

protected static final int ANIMATION_DELAY

The time between each frame when animating the drawer.

See Also:

Constant Field Values

MAX_MENU_OVERLAY_ALPHA

protected static final int MAX_MENU_OVERLAY_ALPHA

The maximum alpha of the dark menu overlay used for dimming the menu.

See Also:

Constant Field Values

PEEK_DURATION

protected static final int PEEK_DURATION

The duration of the peek animation.

See Also:

Constant Field Values

mTouchSlop

protected int mTouchSlop

Slop before starting a drag.

mPeekRunnable

protected final Runnable mPeekRunnable

Runnable used when the peek animation is running.

mOffsetPixels

protected float mOffsetPixels

Current left position of the content.

mIsDragging

protected boolean mIsDragging

Indicates whether the drawer is currently being dragged.

mInitialMotionX

protected float mInitialMotionX

The initial X position of a drag.

mInitialMotionY

protected float mInitialMotionY

The initial Y position of a drag.

mLastMotionX

protected float mLastMotionX

The last X position of a drag.

mLastMotionY

protected float mLastMotionY

The last Y position of a drag.

mPeekDelay

protected long mPeekDelay

Default delay between each subsequent animation, after peekDrawer() has been called.

mPeekScroller

protected Scroller mPeekScroller

Scroller used for the peek drawer animation.

mVelocityTracker

protected android.view.VelocityTracker mVelocityTracker

Velocity tracker used when animating the drawer open/closed after a drag.

mMaxVelocity

protected int mMaxVelocity

Maximum velocity allowed when animating the drawer open/closed.

mOffsetMenu

protected boolean mOffsetMenu

Indicates whether the menu should be offset when dragging the drawer.

mCloseEnough

protected int mCloseEnough

Distance in px from closed position from where the drawer is considered closed with regards to touch events.

Constructor Detail

DraggableDrawer

public DraggableDrawer(android.content.Context context)

DraggableDrawer

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

DraggableDrawer

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

Method Detail

initDrawer

protected void initDrawer(android.content.Context context,
                          android.util.AttributeSet attrs,
                          int defStyle)

Overrides:

initDrawer in class MenuDrawer

toggleMenu

public void toggleMenu(boolean animate)

Description copied from class: MenuDrawer

Toggles the menu open and close.

Specified by:

toggleMenu in class MenuDrawer

Parameters:

animate - Whether open/close should be animated.

isMenuVisible

public boolean isMenuVisible()

Description copied from class: MenuDrawer

Indicates whether the menu is currently visible.

Specified by:

isMenuVisible in class MenuDrawer

Returns:

True if the menu is open, false otherwise.

setMenuSize

public void setMenuSize(int size)

Description copied from class: MenuDrawer

Set the size of the menu drawer when open.

Specified by:

setMenuSize in class MenuDrawer

setOffsetMenuEnabled

public void setOffsetMenuEnabled(boolean offsetMenu)

Description copied from class: MenuDrawer

Enables or disables offsetting the menu when dragging the drawer.

Specified by:

setOffsetMenuEnabled in class MenuDrawer

Parameters:

offsetMenu - True to offset the menu, false otherwise.

getOffsetMenuEnabled

public boolean getOffsetMenuEnabled()

Description copied from class: MenuDrawer

Indicates whether the menu is being offset when dragging the drawer.

Specified by:

getOffsetMenuEnabled in class MenuDrawer

Returns:

True if the menu is being offset, false otherwise.

peekDrawer

public void peekDrawer()

Description copied from class: MenuDrawer

Animates the drawer slightly open until the user opens the drawer.

Specified by:

peekDrawer in class MenuDrawer

peekDrawer

public void peekDrawer(long delay)

Description copied from class: MenuDrawer

Animates the drawer slightly open. If delay is larger than 0, this happens until the user opens the drawer.

Specified by:

peekDrawer in class MenuDrawer

Parameters:

delay - The delay (in milliseconds) between each run of the animation. If 0, this animation is only run once.

peekDrawer

public void peekDrawer(long startDelay,
                       long delay)

Description copied from class: MenuDrawer

Animates the drawer slightly open. If delay is larger than 0, this happens until the user opens the drawer.

Specified by:

peekDrawer in class MenuDrawer

Parameters:

startDelay - The delay (in milliseconds) until the animation is first run.

delay - The delay (in milliseconds) between each run of the animation. If 0, this animation is only run once.

setHardwareLayerEnabled

public void setHardwareLayerEnabled(boolean enabled)

Description copied from class: MenuDrawer

Enables or disables the user of View.LAYER_TYPE_HARDWARE when animations views.

Specified by:

setHardwareLayerEnabled in class MenuDrawer

Parameters:

enabled - Whether hardware layers are enabled.

getTouchMode

public int getTouchMode()

Description copied from class: MenuDrawer

Returns the touch mode.

Specified by:

getTouchMode in class MenuDrawer

setTouchMode

public void setTouchMode(int mode)

Description copied from class: MenuDrawer

Sets the drawer touch mode. Possible values are MenuDrawer.TOUCH_MODE_NONE, MenuDrawer.TOUCH_MODE_BEZEL or MenuDrawer.TOUCH_MODE_FULLSCREEN.

Specified by:

setTouchMode in class MenuDrawer

Parameters:

mode - The touch mode.

setTouchBezelSize

public void setTouchBezelSize(int size)

Description copied from class: MenuDrawer

Sets the size of the touch bezel.

Specified by:

setTouchBezelSize in class MenuDrawer

Parameters:

size - The touch bezel size in px.

getTouchBezelSize

public int getTouchBezelSize()

Description copied from class: MenuDrawer

Returns the size of the touch bezel in px.

Specified by:

getTouchBezelSize in class MenuDrawer

setOffsetPixels

protected void setOffsetPixels(float offsetPixels)

Sets the number of pixels the content should be offset.

Parameters:

offsetPixels - The number of pixels to offset the content by.

onOffsetPixelsChanged

protected abstract void onOffsetPixelsChanged(int offsetPixels)

Called when the number of pixels the content should be offset by has changed.

Parameters:

offsetPixels - The number of pixels to offset the content by.

startLayerTranslation

protected void startLayerTranslation()

If possible, set the layer type to View.LAYER_TYPE_HARDWARE.

updateTouchAreaSize

protected void updateTouchAreaSize()

Compute the touch area based on the touch mode.

stopAnimation

protected void stopAnimation()

Stops ongoing animation of the drawer.

animateOffsetTo

protected void animateOffsetTo(int position,
                               int velocity,
                               boolean animate)

Moves the drawer to the position passed.

Parameters:

position - The position the content is moved to.

velocity - Optional velocity if called by releasing a drag event.

animate - Whether the move is animated.

startPeek

protected void startPeek()

Starts peek drawer animation.

initPeekScroller

protected abstract void initPeekScroller()

endPeek

protected void endPeek()

Stops ongoing peek drawer animation.

postOnAnimation

public void postOnAnimation(Runnable action)

Overrides:

postOnAnimation in class android.view.View

isCloseEnough

protected boolean isCloseEnough()

isContentTouch

protected abstract boolean isContentTouch(android.view.MotionEvent ev)

Returns true if the touch event occurs over the content.

Parameters:

ev - The motion event.

Returns:

True if the touch event occurred over the content, false otherwise.

onDownAllowDrag

protected abstract boolean onDownAllowDrag(android.view.MotionEvent ev)

Returns true if dragging the content should be allowed.

Parameters:

ev - The motion event.

Returns:

True if dragging the content should be allowed, false otherwise.

onMoveAllowDrag

protected abstract boolean onMoveAllowDrag(android.view.MotionEvent ev,
                                           float dx)

Returns true if dragging the content should be allowed.

Parameters:

ev - The motion event.

Returns:

True if dragging the content should be allowed, false otherwise.

onMoveEvent

protected abstract void onMoveEvent(float dx)

Called when a move event has happened while dragging the content is in progress.

Parameters:

dx - The X difference between the last motion event and the current motion event.

onUpEvent

protected abstract void onUpEvent(android.view.MotionEvent ev)

Called when MotionEvent.ACTION_UP of MotionEvent.ACTION_CANCEL is delivered to View.onTouchEvent(android.view.MotionEvent).

Parameters:

ev - The motion event.

dispatchDraw

protected void dispatchDraw(android.graphics.Canvas canvas)

Overrides:

dispatchDraw in class android.view.ViewGroup

drawDropShadow

protected abstract void drawDropShadow(android.graphics.Canvas canvas,
                                       int offsetPixels)

Called when the content drop shadow should be drawn.

Parameters:

canvas - The canvas on which to draw.

offsetPixels - Value in pixels indicating the offset.

drawMenuOverlay

protected abstract void drawMenuOverlay(android.graphics.Canvas canvas,
                                        int offsetPixels)

Called when the menu overlay should be drawn.

Parameters:

canvas - The canvas on which to draw.

offsetPixels - Value in pixels indicating the offset.

drawIndicator

protected abstract void drawIndicator(android.graphics.Canvas canvas,
                                      int offsetPixels)

Called when the active indicator should be drawn.

Parameters:

canvas - The canvas on which to draw.

offsetPixels - Value in pixels indicating the offset.

saveState

public android.os.Parcelable saveState()

Description copied from class: MenuDrawer

Saves the state of the drawer.

Specified by:

saveState in class MenuDrawer

Returns:

Returns a Parcelable containing the drawer state.

restoreState

public void restoreState(android.os.Parcelable in)

Description copied from class: MenuDrawer

Restores the state of the drawer.

Specified by:

restoreState in class MenuDrawer

Parameters:

in - A parcelable containing the drawer state.

onSaveInstanceState

protected android.os.Parcelable onSaveInstanceState()

Overrides:

onSaveInstanceState in class android.view.View

onRestoreInstanceState

protected void onRestoreInstanceState(android.os.Parcelable state)

Overrides:

onRestoreInstanceState in class android.view.View