下面列出了怎么用android.graphics.drawable.StateListDrawable的API类实例代码及写法，或者点击链接到github查看源代码。
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
void onActionDown() {
if (mUsingStyle) {
mBackgroundDrawable = getBackground();
}
if (mBackgroundDrawable instanceof StateListDrawable) {
StateListDrawable drawable = (StateListDrawable) mBackgroundDrawable;
drawable.setState(new int[]{android.R.attr.state_pressed});
} else if (Util.hasLollipop() && mBackgroundDrawable instanceof RippleDrawable) {
RippleDrawable ripple = (RippleDrawable) mBackgroundDrawable;
ripple.setState(new int[]{android.R.attr.state_enabled, android.R.attr.state_pressed});
ripple.setHotspot(getMeasuredWidth() / 2, getMeasuredHeight() / 2);
ripple.setVisible(true, true);
}
// setPressed(true);
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private Drawable createFillDrawable() {
StateListDrawable drawable = new StateListDrawable();
drawable.addState(new int[]{-android.R.attr.state_enabled}, createCircleDrawable(mColorDisabled));
drawable.addState(new int[]{android.R.attr.state_pressed}, createCircleDrawable(mColorPressed));
drawable.addState(new int[]{}, createCircleDrawable(mColorNormal));
if (Util.hasLollipop()) {
RippleDrawable ripple = new RippleDrawable(new ColorStateList(new int[][]{{}},
new int[]{mColorRipple}), drawable, null);
setOutlineProvider(new ViewOutlineProvider() {
@Override
public void getOutline(View view, Outline outline) {
outline.setOval(0, 0, view.getWidth(), view.getHeight());
}
});
setClipToOutline(true);
mBackgroundDrawable = ripple;
return ripple;
}
mBackgroundDrawable = drawable;
return drawable;
}
private static Drawable generateBackground(int color, int fadeTime, Rect bounds) {
StateListDrawable drawable = new StateListDrawable();
drawable.setExitFadeDuration(fadeTime);
drawable.addState(new int[] { android.R.attr.state_checked }, generateCircleDrawable(color));
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
drawable.addState(
new int[] { android.R.attr.state_pressed },
generateRippleDrawable(color, bounds)
);
} else {
drawable.addState(new int[] { android.R.attr.state_pressed }, generateCircleDrawable(color));
}
drawable.addState(new int[] { }, generateCircleDrawable(Color.TRANSPARENT));
return drawable;
}
/**
* Returns a {@link Map} that holds a mapping from the existing state-lists
* in the background {@link Drawable}.
*
* @param background A {@link Drawable} background (
* {@link StateListDrawable}).
* @return A {@link Map}. An empty map in case the background
* <code>null</code>, or is not a {@link StateListDrawable}.
*/
public static Map<int[], Drawable> getExistingStates(Drawable background) {
LinkedHashMap<int[], Drawable> map = new LinkedHashMap<int[], Drawable>();
if (background instanceof StateListDrawable) {
// Grab the existing states. Note that the API hides some of the
// public functionality with the @hide tag, so we have to access
// those through reflection...
StateListDrawable stateList = (StateListDrawable) background;
DrawableContainerState containerState = (DrawableContainerState) stateList
.getConstantState();
Drawable[] children = containerState.getChildren();
try {
// This method is public but hidden ("pending API council")
Method method = stateList.getClass().getMethod("getStateSet", int.class);
for (int i = 0; i < containerState.getChildCount(); i++) {
Object state = method.invoke(stateList, i);
if (state instanceof int[]) {
map.put((int[]) state, children[i]);
}
}
} catch (Exception e) {
PXLog.e(TAG, e, "Error getting the state set");
}
}
return map;
}
private void notifyChanges() {
Float factor = 0.8f, factorStorke = 0.9f;
if (!isEnable) {
//handling for button disable state
setAlpha(0.6f);
}
if (mStrokeColor == 0) {
mStrokeColor = manipulateColor(mBackgroundColor, factorStorke);
}
Drawable pressed = getDrawable1(manipulateColor(mBackgroundColor, factor), mRadius);
Drawable normal = getDrawable1(mBackgroundColor, mRadius);
StateListDrawable states = new StateListDrawable();
states.addState(new int[]{android.R.attr.state_pressed}, pressed);
states.addState(new int[]{}, normal);
setBackground(states);
}
private void setSelectorDrawable(TypedArray typedArray, TypedArray selectorTa,
StateListDrawable stateListDrawable, int attr, @AttrRes int functionId) throws Exception {
int color = 0;
Drawable resDrawable = null;
//这里用try catch先判断是否是颜色而不是直接调用getDrawable，为了方便填入的是颜色时可以沿用其他属性,
//否则如果是其他资源会覆盖app:corners_radius等其他shape属性设置的效果
try {
color = selectorTa.getColor(attr, 0);
if (color == 0) {
resDrawable = selectorTa.getDrawable(attr);
}
} catch (Exception e) {
resDrawable = selectorTa.getDrawable(attr);
}
if (resDrawable == null && color != 0) {
GradientDrawable tmpDrawable = DrawableFactory.getDrawable(typedArray);
tmpDrawable.setColor(color);
stateListDrawable.addState(new int[]{functionId}, tmpDrawable);
} else {
stateListDrawable.addState(new int[]{functionId}, resDrawable);
}
}
/**
* @param context
*/
public YearPickerView(Context context, DatePickerController controller) {
super(context);
mController = controller;
mController.registerOnDateChangedListener(this);
ViewGroup.LayoutParams frame = new ViewGroup.LayoutParams(LayoutParams.MATCH_PARENT,
LayoutParams.WRAP_CONTENT);
setLayoutParams(frame);
Resources res = context.getResources();
mViewSize = res.getDimensionPixelOffset(R.dimen.date_picker_view_animator_height);
mChildSize = res.getDimensionPixelOffset(R.dimen.year_label_height);
setVerticalFadingEdgeEnabled(true);
setFadingEdgeLength(mChildSize / 3);
init(context);
setOnItemClickListener(this);
setSelector(new StateListDrawable());
setDividerHeight(0);
onDateChanged();
}
private StateListDrawable getStateSelector(String color) {
StateListDrawable stalistDrawable = new StateListDrawable();
// int normal = android.R.attr.state_empty;
// int pressed = android.R.attr.state_pressed;
// int focused = android.R.attr.state_focused;
// int selected = android.R.attr.state_selected;
ColorDrawable normalBG = new ColorDrawable(Color.parseColor(color));
ColorDrawable pressedBG = new ColorDrawable(Color.parseColor("#AAAAAA"));
int pressed = android.R.attr.state_pressed;
int window_focused = android.R.attr.state_window_focused;
int focused = android.R.attr.state_focused;
int selected = android.R.attr.state_selected;
stalistDrawable.addState(new int[] { pressed, window_focused },
pressedBG);
stalistDrawable.addState(new int[] { pressed, -focused }, pressedBG);
stalistDrawable.addState(new int[] { selected }, pressedBG);
stalistDrawable.addState(new int[] { focused }, pressedBG);
// 没有任何状态时显示的图片，我们给它设置我空集合
stalistDrawable.addState(new int[] {}, normalBG);
return stalistDrawable;
}
@Override
@NonNull
public View getDropDownView(int position, @Nullable View convertView,
@NonNull ViewGroup parent) {
TextView textView = initTextView(position, convertView, parent);
if (textView != convertView) {
Drawable icon = createIcon();
StateListDrawable statefulIcon = new StateListDrawable();
statefulIcon.setBounds(icon.getBounds());
statefulIcon.addState(ACTIVATED_STATE_SET, icon);
TextViewCompat.setCompoundDrawablesRelative(
textView, statefulIcon, null, null, null);
}
ViewGroup.LayoutParams layoutParams = textView.getLayoutParams();
if (layoutParams.height == ViewGroup.LayoutParams.MATCH_PARENT) {
layoutParams.height = spinner.getHeight() -
spinner.getPaddingTop() - spinner.getPaddingBottom();
}
return textView;
}
/**
* set btn selector with corner drawable for special position
*/
public static StateListDrawable btnSelector(float radius, int normalColor, int pressColor, int postion) {
StateListDrawable bg = new StateListDrawable();
Drawable normal = null;
Drawable pressed = null;
if (postion == 0) {// left btn
normal = cornerDrawable(normalColor, new float[]{0, 0, 0, 0, 0, 0, radius, radius});
pressed = cornerDrawable(pressColor, new float[]{0, 0, 0, 0, 0, 0, radius, radius});
} else if (postion == 1) {// right btn
normal = cornerDrawable(normalColor, new float[]{0, 0, 0, 0, radius, radius, 0, 0});
pressed = cornerDrawable(pressColor, new float[]{0, 0, 0, 0, radius, radius, 0, 0});
} else if (postion == -1) {// only one btn
normal = cornerDrawable(normalColor, new float[]{0, 0, 0, 0, radius, radius, radius, radius});
pressed = cornerDrawable(pressColor, new float[]{0, 0, 0, 0, radius, radius, radius, radius});
} else if (postion == -2) {// for material dialog
normal = cornerDrawable(normalColor, radius);
pressed = cornerDrawable(pressColor, radius);
}
bg.addState(new int[]{-android.R.attr.state_pressed}, normal);
bg.addState(new int[]{android.R.attr.state_pressed}, pressed);
return bg;
}
public static boolean containsNinePatch(Drawable drawable) {
drawable = getWrapperDrawable(drawable);
if (drawable instanceof NinePatchDrawable || drawable instanceof InsetDrawable || drawable instanceof LayerDrawable) {
return true;
} else if (drawable instanceof StateListDrawable) {
final DrawableContainer.DrawableContainerState containerState = ((DrawableContainer.DrawableContainerState) drawable.getConstantState());
//can't get containState from drawable which is containing DrawableWrapperDonut
//https://code.google.com/p/android/issues/detail?id=169920
if (containerState == null) {
return true;
}
for (Drawable dr : containerState.getChildren()) {
dr = getWrapperDrawable(dr);
if (dr instanceof NinePatchDrawable || dr instanceof InsetDrawable || dr instanceof LayerDrawable) {
return true;
}
}
}
return false;
}
private void setSelectorDrawable(TypedArray typedArray, TypedArray selectorTa,
StateListDrawable stateListDrawable, int attr, @AttrRes int functionId) throws Exception {
int color = 0;
Drawable resDrawable = null;
//这里用try catch先判断是否是颜色而不是直接调用getDrawable，为了方便填入的是颜色时可以沿用其他属性,
//否则如果是其他资源会覆盖app:corners_radius等其他shape属性设置的效果
try {
color = selectorTa.getColor(attr, 0);
if (color == 0) {
resDrawable = selectorTa.getDrawable(attr);
}
} catch (Exception e) {
resDrawable = selectorTa.getDrawable(attr);
}
if (resDrawable == null && color != 0) {
GradientDrawable tmpDrawable = DrawableFactory.getDrawable(typedArray);
tmpDrawable.setColor(color);
stateListDrawable.addState(new int[]{functionId}, tmpDrawable);
} else {
stateListDrawable.addState(new int[]{functionId}, resDrawable);
}
}
public FastScrollerEx(RecyclerView recyclerView, StateListDrawable verticalThumbDrawable,
Drawable verticalTrackDrawable, StateListDrawable horizontalThumbDrawable,
Drawable horizontalTrackDrawable, int defaultWidth, int scrollbarMinimumRange,
int margin) {
mVerticalThumbDrawable = verticalThumbDrawable;
mVerticalTrackDrawable = verticalTrackDrawable;
mHorizontalThumbDrawable = horizontalThumbDrawable;
mHorizontalTrackDrawable = horizontalTrackDrawable;
mVerticalThumbWidth = Math.max(defaultWidth, verticalThumbDrawable.getIntrinsicWidth());
mVerticalTrackWidth = Math.max(defaultWidth, verticalTrackDrawable.getIntrinsicWidth());
mHorizontalThumbHeight = Math
.max(defaultWidth, horizontalThumbDrawable.getIntrinsicWidth());
mHorizontalTrackHeight = Math
.max(defaultWidth, horizontalTrackDrawable.getIntrinsicWidth());
mScrollbarMinimumRange = scrollbarMinimumRange;
mMargin = margin;
mVerticalThumbDrawable.setAlpha(SCROLLBAR_FULL_OPAQUE);
mVerticalTrackDrawable.setAlpha(SCROLLBAR_FULL_OPAQUE);
mShowHideAnimator.addListener(new AnimatorListener());
mShowHideAnimator.addUpdateListener(new AnimatorUpdater());
attachToRecyclerView(recyclerView);
}
@NonNull
@Override
protected final View onInflateTabView(@NonNull final LayoutInflater inflater,
@Nullable final ViewGroup parent,
@NonNull final AbstractTabViewHolder viewHolder) {
View view = inflater.inflate(R.layout.tablet_tab, parent, false);
StateListDrawable backgroundDrawable = new StateListDrawable();
Drawable defaultDrawable = ContextCompat
.getDrawable(getModel().getContext(), R.drawable.tablet_tab_background);
Drawable selectedDrawable = ContextCompat
.getDrawable(getModel().getContext(), R.drawable.tablet_tab_background_selected);
backgroundDrawable.addState(new int[]{android.R.attr.state_selected}, selectedDrawable);
backgroundDrawable.addState(StateSet.WILD_CARD, defaultDrawable);
ViewUtil.setBackground(view, backgroundDrawable);
return view;
}
/**
* 设置CompoundButton的setButtonDrawable属性
*/
private void setButtonDrawable() {
mButton = (CompoundButton) mView;
if (mButtonDrawableSystemEnable) {
return;
}
Log.i("setButtonDrawable", "id:" + mButton.getId() + ";mButtonDrawable:" + mButtonDrawable);
if (mButtonDrawable == null
&& mButtonPressedDrawable == null
&& mButtonDisabledDrawable == null
&& mButtonSelectedDrawable == null
&& mButtonCheckedDrawable == null) {
mButton.setButtonDrawable(null);
return;
}
float radius = mButtonDrawableColorCircleEnable ?
mButtonDrawableWidth + mButtonDrawableHeight / 2 : mButtonDrawableColorRadius;
mStateButtonDrawable = new StateListDrawable();
mStateButtonDrawable.addState(new int[]{mStateChecked}, getStateDrawable(mButtonCheckedDrawable, radius, mButtonDrawableWidth, mButtonDrawableHeight));
mStateButtonDrawable.addState(new int[]{mStateSelected}, getStateDrawable(mButtonSelectedDrawable, radius, mButtonDrawableWidth, mButtonDrawableHeight));
mStateButtonDrawable.addState(new int[]{mStatePressed}, getStateDrawable(mButtonPressedDrawable, radius, mButtonDrawableWidth, mButtonDrawableHeight));
mStateButtonDrawable.addState(new int[]{mStateDisabled}, getStateDrawable(mButtonDisabledDrawable, radius, mButtonDrawableWidth, mButtonDrawableHeight));
mStateButtonDrawable.addState(new int[]{}, getStateDrawable(mButtonDrawable, radius, mButtonDrawableWidth, mButtonDrawableHeight));
DrawableUtil.setDrawableWidthHeight(mStateButtonDrawable, mButtonDrawableWidth, mButtonDrawableHeight);
mButton.setButtonDrawable(mStateButtonDrawable);
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private Drawable createFillDrawable() {
StateListDrawable drawable = new StateListDrawable();
drawable.addState(new int[]{android.R.attr.state_pressed}, createRectDrawable(mColorPressed));
drawable.addState(new int[]{}, createRectDrawable(mColorNormal));
if (Util.hasLollipop()) {
RippleDrawable ripple = new RippleDrawable(new ColorStateList(new int[][]{{}},
new int[]{mColorRipple}), drawable, null);
setOutlineProvider(new ViewOutlineProvider() {
@Override
public void getOutline(View view, Outline outline) {
outline.setOval(0, 0, view.getWidth(), view.getHeight());
}
});
setClipToOutline(true);
mBackgroundDrawable = ripple;
return ripple;
}
mBackgroundDrawable = drawable;
return drawable;
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private Drawable createFillDrawable() {
StateListDrawable drawable = new StateListDrawable();
drawable.addState(new int[]{-android.R.attr.state_enabled}, createCircleDrawable(mColorDisabled));
drawable.addState(new int[]{android.R.attr.state_pressed}, createCircleDrawable(mColorPressed));
drawable.addState(new int[]{}, createCircleDrawable(mColorNormal));
if (Util.hasLollipop()) {
RippleDrawable ripple = new RippleDrawable(new ColorStateList(new int[][]{{}},
new int[]{mColorRipple}), drawable, null);
setOutlineProvider(new ViewOutlineProvider() {
@Override
public void getOutline(View view, Outline outline) {
outline.setOval(0, 0, view.getWidth(), view.getHeight());
}
});
setClipToOutline(true);
mBackgroundDrawable = ripple;
return ripple;
}
mBackgroundDrawable = drawable;
return drawable;
}
public static boolean containsNinePatch(Drawable drawable) {
drawable = getWrapperDrawable(drawable);
if (drawable instanceof NinePatchDrawable
|| drawable instanceof InsetDrawable
|| drawable instanceof LayerDrawable) {
return true;
} else if (drawable instanceof StateListDrawable) {
final DrawableContainer.DrawableContainerState containerState = ((DrawableContainer.DrawableContainerState) drawable.getConstantState());
//can't get containState from drawable which is containing DrawableWrapperDonut
//https://code.google.com/p/android/issues/detail?id=169920
if (containerState == null) {
return true;
}
for (Drawable dr : containerState.getChildren()) {
dr = getWrapperDrawable(dr);
if (dr instanceof NinePatchDrawable
|| dr instanceof InsetDrawable
|| dr instanceof LayerDrawable) {
return true;
}
}
}
return false;
}
/**
* set btn selector with corner drawable for special position
*/
public static StateListDrawable btnSelector(float radius, int normalColor, int pressColor, int postion) {
StateListDrawable bg = new StateListDrawable();
Drawable normal = null;
Drawable pressed = null;
if (postion == 0) {// left btn
normal = cornerDrawable(normalColor, new float[]{0, 0, 0, 0, 0, 0, radius, radius});
pressed = cornerDrawable(pressColor, new float[]{0, 0, 0, 0, 0, 0, radius, radius});
} else if (postion == 1) {// right btn
normal = cornerDrawable(normalColor, new float[]{0, 0, 0, 0, radius, radius, 0, 0});
pressed = cornerDrawable(pressColor, new float[]{0, 0, 0, 0, radius, radius, 0, 0});
} else if (postion == -1) {// only one btn
normal = cornerDrawable(normalColor, new float[]{0, 0, 0, 0, radius, radius, radius, radius});
pressed = cornerDrawable(pressColor, new float[]{0, 0, 0, 0, radius, radius, radius, radius});
} else if (postion == -2) {// for material dialog
normal = cornerDrawable(normalColor, radius);
pressed = cornerDrawable(pressColor, radius);
}
bg.addState(new int[]{-android.R.attr.state_pressed}, normal);
bg.addState(new int[]{android.R.attr.state_pressed}, pressed);
return bg;
}
CustomFastScroller(RecyclerView recyclerView, StateListDrawable verticalThumbDrawable,
Drawable verticalTrackDrawable, StateListDrawable horizontalThumbDrawable,
Drawable horizontalTrackDrawable, int defaultWidth, int scrollbarMinimumRange,
int margin, boolean alwaysVisible) {
mVerticalThumbDrawable = verticalThumbDrawable;
mVerticalTrackDrawable = verticalTrackDrawable;
mHorizontalThumbDrawable = horizontalThumbDrawable;
mHorizontalTrackDrawable = horizontalTrackDrawable;
mVerticalThumbWidth = Math.max(defaultWidth, verticalThumbDrawable.getIntrinsicWidth());
mVerticalTrackWidth = Math.max(defaultWidth, verticalTrackDrawable.getIntrinsicWidth());
mHorizontalThumbHeight = Math
.max(defaultWidth, horizontalThumbDrawable.getIntrinsicWidth());
mHorizontalTrackHeight = Math
.max(defaultWidth, horizontalTrackDrawable.getIntrinsicWidth());
mDefaultWidth = defaultWidth;
mScrollbarMinimumRange = scrollbarMinimumRange;
mMargin = margin;
mAlwaysVisible = alwaysVisible;
mVerticalThumbDrawable.setAlpha(SCROLLBAR_FULL_OPAQUE);
mVerticalTrackDrawable.setAlpha(SCROLLBAR_FULL_OPAQUE);
mShowHideAnimator.addListener(new AnimatorListener());
mShowHideAnimator.addUpdateListener(new AnimatorUpdater());
attachToRecyclerView(recyclerView);
}
private Drawable getSelector(Tag tag) {
if (tag.background!=null)return tag.background;
StateListDrawable states = new StateListDrawable();
GradientDrawable gd_normal = new GradientDrawable();
gd_normal.setColor(tag.layoutColor);
gd_normal.setCornerRadius(tag.radius);
if (tag.layoutBorderSize>0){
gd_normal.setStroke(Utils.dipToPx(getContext(),tag.layoutBorderSize), tag.layoutBorderColor);
}
GradientDrawable gd_press = new GradientDrawable();
gd_press.setColor(tag.layoutColorPress);
gd_press.setCornerRadius(tag.radius);
states.addState(new int[] { android.R.attr.state_pressed }, gd_press);
//must add state_pressed first，or state_pressed will not take effect
states.addState(new int[] {}, gd_normal);
return states;
}
/**
* @param context
*/
public YearPickerView(Context context, DatePickerController controller) {
super(context);
mController = controller;
mController.registerOnDateChangedListener(this);
ViewGroup.LayoutParams frame = new ViewGroup.LayoutParams(LayoutParams.MATCH_PARENT,
LayoutParams.WRAP_CONTENT);
setLayoutParams(frame);
Resources res = context.getResources();
mViewSize = res.getDimensionPixelOffset(R.dimen.mdtp_date_picker_view_animator_height);
mChildSize = res.getDimensionPixelOffset(R.dimen.mdtp_year_label_height);
setVerticalFadingEdgeEnabled(true);
setFadingEdgeLength(mChildSize / 3);
init(context);
setOnItemClickListener(this);
setSelector(new StateListDrawable());
setDividerHeight(0);
onDateChanged();
}
/**
* @param context
*/
public YearPickerView(Context context, DatePickerController controller) {
super(context);
mController = controller;
mController.registerOnDateChangedListener(this);
ViewGroup.LayoutParams frame = new ViewGroup.LayoutParams(LayoutParams.MATCH_PARENT,
LayoutParams.WRAP_CONTENT);
setLayoutParams(frame);
Resources res = context.getResources();
mViewSize = res.getDimensionPixelOffset(R.dimen.mdtp_date_picker_view_animator_height);
mChildSize = res.getDimensionPixelOffset(R.dimen.mdtp_year_label_height);
setVerticalFadingEdgeEnabled(true);
setFadingEdgeLength(mChildSize / 3);
init(context);
setOnItemClickListener(this);
setSelector(new StateListDrawable());
setDividerHeight(0);
onDateChanged();
}
private void initIdleStateDrawable() {
int colorNormal = getNormalColor(mIdleColorState);
int colorPressed = getPressedColor(mIdleColorState);
int colorFocused = getFocusedColor(mIdleColorState);
int colorDisabled = getDisabledColor(mIdleColorState);
if (background == null) {
background = createDrawable(colorNormal);
}
StrokeGradientDrawable drawableDisabled = createDrawable(colorDisabled);
StrokeGradientDrawable drawableFocused = createDrawable(colorFocused);
StrokeGradientDrawable drawablePressed = createDrawable(colorPressed);
mIdleStateDrawable = new StateListDrawable();
mIdleStateDrawable.addState(new int[]{android.R.attr.state_pressed}, drawablePressed.getGradientDrawable());
mIdleStateDrawable.addState(new int[]{android.R.attr.state_focused}, drawableFocused.getGradientDrawable());
mIdleStateDrawable.addState(new int[]{-android.R.attr.state_enabled}, drawableDisabled.getGradientDrawable());
mIdleStateDrawable.addState(StateSet.WILD_CARD, background.getGradientDrawable());
}
/**
* 根据map里面创建选择器
*
* @param states 封装了状态对应的Drawable对象的集合，状态选择器是有前后顺序的，所以请使用LinkedHashMap
* @return map中的选择器
*/
public static StateListDrawable createSelectorByStates(LinkedHashMap<int[], Drawable> states) {
//如果map里面的状态小于2个，就不能生成选择器
if (null == states || states.size() < 2) {
throw new IllegalStateException("You must make 2 state to create seletor!");
}
//创建选择器对象
StateListDrawable stateListDrawable = new StateListDrawable();
//遍历集合
Set<Map.Entry<int[], Drawable>> set = states.entrySet();
for (Map.Entry<int[], Drawable> next : set) {
int[] state = next.getKey();
LogUtil.e(null, state.length);
Drawable drawable = next.getValue();
//给选择器添加对应的状态
stateListDrawable.addState(state, drawable);
}
return stateListDrawable;
}
public static StateListDrawable createStateDrawable(@ColorInt int colorSelected,
@ColorInt int colorNormal) {
StateListDrawable stateListDrawable = new StateListDrawable();
stateListDrawable.addState(new int[]{android.R.attr.state_selected}, new ColorDrawable(colorSelected));
stateListDrawable.addState(StateSet.WILD_CARD, new ColorDrawable(colorNormal));
return stateListDrawable;
}
public StateListDrawable create() {
StateListDrawable selector = new StateListDrawable();
if (hasSetDisabledDrawable)
selector.addState(new int[]{-android.R.attr.state_enabled}, mDisabledDrawable);
if (hasSetPressedDrawable)
selector.addState(new int[]{android.R.attr.state_pressed}, mPressedDrawable);
if (hasSetSelectedDrawable)
selector.addState(new int[]{android.R.attr.state_selected}, mSelectedDrawable);
if (hasSetFocusedDrawable)
selector.addState(new int[]{android.R.attr.state_focused}, mFocusedDrawable);
selector.addState(new int[]{}, mDefaultDrawable);
return selector;
}
private Drawable createSelector(int color, int darkColor) {
ShapeDrawable coloredCircle = new ShapeDrawable(new OvalShape());
coloredCircle.getPaint().setColor(color);
ShapeDrawable darkerCircle = new ShapeDrawable(new OvalShape());
darkerCircle.getPaint().setColor(darkColor);
StateListDrawable stateListDrawable = new StateListDrawable();
stateListDrawable.addState(new int[]{-android.R.attr.state_pressed}, coloredCircle);
stateListDrawable.addState(new int[]{android.R.attr.state_pressed}, darkerCircle);
return stateListDrawable;
}
private Drawable createSelector(int color) {
ShapeDrawable darkerCircle = new ShapeDrawable(new OvalShape());
darkerCircle.getPaint().setColor(translucentColor(shiftColorUp(color)));
StateListDrawable stateListDrawable = new StateListDrawable();
stateListDrawable.addState(new int[]{android.R.attr.state_pressed}, darkerCircle);
return stateListDrawable;
}
public void b(Button button) {
Drawable stateListDrawable = new StateListDrawable();
Drawable a = this.a.b("com.tencent.plus.gray_normal.png");
Drawable a2 = this.a.b("com.tencent.plus.gray_down.png");
Drawable a3 = this.a.b("com.tencent.plus.gray_disable.png");
stateListDrawable.addState(View.PRESSED_ENABLED_STATE_SET, a2);
stateListDrawable.addState(View.ENABLED_FOCUSED_STATE_SET, a);
stateListDrawable.addState(View.ENABLED_STATE_SET, a);
stateListDrawable.addState(View.FOCUSED_STATE_SET, a);
stateListDrawable.addState(View.EMPTY_STATE_SET, a3);
button.setBackgroundDrawable(stateListDrawable);
}