labelview标签列表控件的使用介绍

labelview标签列表控件的使用介绍

标签列表控件的使用介绍

支持点击事件监听

step1: D:\workspace\LabelViewDemoTwo\app\src\main\res\values\strings.xml

<resources><string name=app_name>LabelViewDemo</string><item name=tag_key_data type=id /><item name=tag_key_position type=id />
</resources>

step2: D:\workspace\LabelViewDemoTwo\app\src\main\res\values\attrs.xml

<?xml version=1.0 encoding=utf-8?>
<resources><declare-styleable name=LabelsView><attr name=selectType format=enum><enum name=OE value=1 /><enum name=SIGLE value=2 /><enum name=SIGLE_IRREVOCABLY value= /><enum name=MULTI value=4 /></attr><attr name=labelGravity><!-- Push object to the top of its container, not changing its size. --><flag name=top value=0x0 /><!-- Push object to the bottom of its container, not changing its size. --><flag name=bottom value=0x50 /><!-- Push object to the left of its container, not changing its size. --><flag name=left value=0x0 /><!-- Push object to the right of its container, not changing its size. --><flag name=right value=0x05 /><!-- Place object in the vertical center of its container, not changing its size. --><flag name=center_vertical value=0x10 /><!-- Grow the vertical size of the object if needed so it completely fills its container. --><flag name=fill_vertical value=0x70 /><!-- Place object in the horizontal center of its container, not changing its size. --><flag name=center_horizontal value=0x01 /><!-- Grow the horizontal size of the object if needed so it completely fills its container. --><flag name=fill_horizontal value=0x07 /><!-- Place the object in the center of its container in both the vertical and horizontal axis, not changing its size. --><flag name=center value=0x11 /><!-- Grow the horizontal and vertical size of the object if needed so it completely fills its container. --><flag name=fill value=0x77 /><!-- Additional option that can be set to have the top and/or bottom edges ofthe child clipped to its container	s bounds.The clip will be based on the vertical gravity: a top gravity will clip the bottomedge, a bottom gravity will clip the top edge, and neither will clip both edges. --><flag name=clip_vertical value=0x80 /><!-- Additional option that can be set to have the left and/or right edges ofthe child clipped to its container	s bounds.The clip will be based on the horizontal gravity: a left gravity will clip the rightedge, a right gravity will clip the left edge, and neither will clip both edges. --><flag name=clip_horizontal value=0x08 /><!-- Push object to the beginning of its container, not changing its size. --><flag name=start value=0x0080000 /><!-- Push object to the end of its container, not changing its size. --><flag name=end value=0x00800005 /></attr><attr name=maxSelect format=integer /><attr name=minSelect format=integer /><attr name=maxLines format=integer /><attr name=maxColumns format=integer /><attr name=isIndicator format=boolean /><attr name=labelTextColor format=reference|color /><attr name=labelTextSize format=dimension /><attr name=labelTextWidth format=dimension><enum name=fill_parent value=-1 /><enum name=match_parent value=-1 /><enum name=wrap_content value=-2 /></attr><attr name=labelTextHeight format=dimension><enum name=fill_parent value=-1 /><enum name=match_parent value=-1 /><enum name=wrap_content value=-2 /></attr><attr name=labelTextPadding format=dimension /><attr name=labelTextPaddingLeft format=dimension /><attr name=labelTextPaddingTop format=dimension /><attr name=labelTextPaddingRight format=dimension /><attr name=labelTextPaddingBottom format=dimension /><attr name=lineMargin format=dimension /><attr name=wordMargin format=dimension /><attr name=labelBackground format=reference|color /><attr name=singleLine format=boolean /><attr name=isTextBold format=boolean /></declare-styleable>
</resources>

step: D:\workspace\LabelViewDemoTwo\app\src\main\res\layout\activity_main.xml

<?xml version=1.0 encoding=utf-8?>
<LinearLayout xmlns:android=xmlns:app=android:id=@id/activity_mainandroid:layout_width=match_parentandroid:layout_height=match_parentandroid:background=#ccccccandroid:orientation=vertical><labelviewdemotwo.LabelsViewandroid:id=@id/btnLabelsandroid:layout_width=match_parentandroid:layout_height=wrap_contentandroid:layout_marginTop=10dpandroid:minHeight=25dpandroid:padding=5dpapp:isIndicator=trueapp:labelBackground=#4ffapp:labelTextColor=#ffffffapp:labelTextPaddingBottom=5dpapp:labelTextPaddingLeft=10dpapp:labelTextPaddingRight=10dpapp:labelTextPaddingTop=5dpapp:labelTextSize=14spapp:lineMargin=10dpapp:selectType=SIGLEapp:wordMargin=10dp /></LinearLayout>

step4: D:\workspace\LabelViewDemoTwo\app\src\main\res\drawable\default_label_bg.xml

<?xml version=1.0 encoding=UTF-8?>
<shape xmlns:android=><strokeandroid:width=1dpandroid:color=#656565 /><corners android:radius=5dp /><solid android:color=@android:color/white />
</shape>

step5: D:\workspace\LabelViewDemoTwo\app\src\main\java\com\example\labelviewdemotwo\TestBean.java

package labelviewdemotwo;/*** Depiction:* Author:lry* Date:2018/1/20*/public class TestBean {private String name;private int id;public TestBean(String name, int id) { = name;this.id = id;}public String getame() {return name;}public void setame(String name) { = name;}public int getId() {return id;}public void setId(int id) {this.id = id;}@Overridepublic String toString() {return TestBean{ name=	  name  	\		 , id=  id 	}	;}
}

step6: D:\workspace\LabelViewDemoTwo\app\src\main\java\com\example\labelviewdemotwo\MainActivity.java

package labelviewdemotwo;import Bundle;
import android.util.Log;
import android.widget.TextView;
import androidx.appcompat.app.AppCompatActivity;
import java.util.ArrayList;public class MainActivity extends AppCompatActivity {private LabelsView labelsView;@Overrideprotected void onCreate(Bundle savedInstanceState) {(savedInstanceState);setContentView(R.layout.activity_main);labelsView = findViewById(R.id.btnLabels);ArrayList<TestBean> testList = new ArrayList<>();testList.add(new TestBean(Android, 1));testList.add(new TestBean(IOS, 2));testList.add(new TestBean(前端, ));testList.add(new TestBean(后台, 4));testList.add(new TestBean(开发, 5));testList.add(new TestBean(游戏开发, 6));testList.add(new TestBean(Java, 7));testList.add(new TestBean(JavaScript, 8));testList.add(new TestBean(C, 9));testList.add(new TestBean(PHP, 10));testList.add(new TestBean(Python, 11));testList.add(new TestBean(Swift, 12));labelsView.setLabels(testList, new LabelsView.LabelTextProvider<TestBean>() {@Overridepublic CharSequence getLabelText(TextView label, int position, TestBean data) {return data.getame();}});labelsView.setOnLabelClickListener(new LabelsView.OnLabelClickListener() {@Overridepublic void onLabelClick(TextView label, Object data, int position) {(TAG,   \t  data  \t  position);}});();}
}

step7: D:\workspace\LabelViewDemoTwo\app\src\main\java\com\example\labelviewdemotwo\LabelsView.java

package labelviewdemotwo;import Context;
import res.ColorStateList;
import res.TypedArray;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import Bundle;
import Parcelable;
import android.util.AttributeSet;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;import java.util.ArrayList;
import java.util.List;public class LabelsView extends ViewGroup implements View.OnClickListener, View.OnLongClickListener {private Context mContext;private ColorStateList mTextColor;private float mTextSize;private Drawable mLabelBg;private int mLabelWidth = -2;private int mLabelHeight = -2;private int mLabelGravity = Gravity.CETER;private int mTextPaddingLeft;private int mTextPaddingTop;private int mTextPaddingRight;private int mTextPaddingBottom;private int mWordMargin;private int mLineMargin;private SelectType mSelectType;private int mMaxSelect;private int mMinSelect;private int mMaxLines;private int mMaxColumns;private boolean isSingleLine = false;private boolean isTextBold = false;private boolean isIndicator; //只能看，不能手动改变选中状态。//用于保存label数据的keyprivate static final int KEY_DATA = R._key_data;//用于保存label位置的keyprivate static final int KEY_POSITIO = R._key_position;private ArrayList<Object> mLabels = new ArrayList<>();//保存选中的label的位置private ArrayList<Integer> mSelectLabels = new ArrayList<>();//保存必选项。在多选模式下，可以设置必选项，必选项默认选中，不能反选private ArrayList<Integer> mCompulsorys = new ArrayList<>();//当前的label行数，需要在layout完成之后才知道的，调用的时候需要在对应方法之后在调用post()来获取private int mLines;private OnLabelClickListener mLabelClickListener;private OnLabelLongClickListener mLabelLongClickListener;private OnLabelSelectChangeListener mLabelSelectChangeListener;private OnSelectChangeIntercept mOnSelectChangeIntercept;/*** Label的选择类型*/public enum SelectType {//不可选中，也不响应选中事件回调。（默认）OE(1),//单选,可以反选。SIGLE(2),//单选,不可以反选。这种模式下，至少有一个是选中的，默认是第一个SIGLE_IRREVOCABLY(),//多选MULTI(4);int value;SelectType(int value) {this.value = value;}static SelectType get(int value) {switch (value) {case 1:return OE;case 2:return SIGLE;case :return SIGLE_IRREVOCABLY;case 4:return MULTI;}return OE;}}public LabelsView(Context context) {super(context);mContext = context;showEditPreview();}public LabelsView(Context context, AttributeSet attrs) {super(context, attrs);mContext = context;getAttrs(context, attrs);showEditPreview();}public LabelsView(Context context, AttributeSet attrs, int defStyleAttr) {super(context, attrs, defStyleAttr);mContext = context;getAttrs(context, attrs);showEditPreview();}private void getAttrs(Context context, AttributeSet attrs) {if (attrs != null) {TypedArray mTypedArray = (attrs, R.styleable.LabelsView);int type = mTypedArray.getInt(R.styleable.LabelsView_selectType, 1);mSelectType = SelectType.get(type);mMaxSelect = mTypedArray.getInteger(R.styleable.LabelsView_maxSelect, 0);mMinSelect = mTypedArray.getInteger(R.styleable.LabelsView_minSelect, 0);mMaxLines = mTypedArray.getInteger(R.styleable.LabelsView_maxLines, 0);mMaxColumns = mTypedArray.getInteger(R.styleable.LabelsView_maxColumns, 0);isIndicator = mTypedArray.getBoolean(R.styleable.LabelsView_isIndicator, false);mLabelGravity = mTypedArray.getInt(R.styleable.LabelsView_labelGravity, mLabelGravity);mLabelWidth = mTypedArray.getLayoutDimension(R.styleable.LabelsView_labelTextWidth, mLabelWidth);mLabelHeight = mTypedArray.getLayoutDimension(R.styleable.LabelsView_labelTextHeight, mLabelHeight);if (mTypedArray.hasValue(R.styleable.LabelsView_labelTextColor)) {mTextColor = mTypedArray.getColorStateList(R.styleable.LabelsView_labelTextColor);} else {mTextColor = ColorStateList.valueOf(0xFF000000);}mTextSize = mTypedArray.getDimension(R.styleable.LabelsView_labelTextSize,sx(14));if (mTypedArray.hasValue(R.styleable.LabelsView_labelTextPadding)) {int textPadding = mTypedArray.getDimensionPixelOffset(R.styleable.LabelsView_labelTextPadding, 0);mTextPaddingLeft = mTextPaddingTop = mTextPaddingRight = mTextPaddingBottom = textPadding;} else {mTextPaddingLeft = mTypedArray.getDimensionPixelOffset(R.styleable.LabelsView_labelTextPaddingLeft, dx(10));mTextPaddingTop = mTypedArray.getDimensionPixelOffset(R.styleable.LabelsView_labelTextPaddingTop, dx(5));mTextPaddingRight = mTypedArray.getDimensionPixelOffset(R.styleable.LabelsView_labelTextPaddingRight, dx(10));mTextPaddingBottom = mTypedArray.getDimensionPixelOffset(R.styleable.LabelsView_labelTextPaddingBottom, dx(5));}mLineMargin = mTypedArray.getDimensionPixelOffset(R.styleable.LabelsView_lineMargin, dx(5));mWordMargin = mTypedArray.getDimensionPixelOffset(R.styleable.LabelsView_wordMargin, dx(5));if (mTypedArray.hasValue(R.styleable.LabelsView_labelBackground)) {int labelBgResId = mTypedArray.getResourceId(R.styleable.LabelsView_labelBackground, 0);if (labelBgResId != 0) {mLabelBg = getResources().getDrawable(labelBgResId);} else {int labelBgColor = mTypedArray.getColor(R.styleable.LabelsView_labelBackground, Color.TRASPARET);mLabelBg = new ColorDrawable(labelBgColor);}} else {mLabelBg = getResources().getDrawable(R.drawable.default_label_bg);}isSingleLine = mTypedArray.getBoolean(R.styleable.LabelsView_singleLine, false);isTextBold = mTypedArray.getBoolean(R.styleable.LabelsView_isTextBold, false);mTypedArray.recycle();}}/*** 编辑预览*/private void showEditPreview() {if (isInEditMode()) {//            测试的数据ArrayList<String> label = new ArrayList<>();label.add(Label 1);label.add(Label 2);label.add(Label );label.add(Label 4);label.add(Label 5);label.add(Label 6);label.add(Label 7);setLabels(label);}}@Overrideprotected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {if (isSingleLine) {measureSingleLine(widthMeasureSpec, heightMeasureSpec);} else {measureMultiLine(widthMeasureSpec, heightMeasureSpec);}}/*** 测量单行模式** @param widthMeasureSpec* @param heightMeasureSpec*/private void measureSingleLine(int widthMeasureSpec, int heightMeasureSpec) {int count = getChildCount();int contentWidth = 0; //记录内容的宽度int maxItemHeight = 0; //记录一行中item高度最大的高度for (int i = 0; i < count; i) {if ((mMaxColumns > 0 && i == mMaxColumns)) {break;}View view = getChildAt(i);measureChild(view, widthMeasureSpec, heightMeasureSpec);contentWidth = view.getMeasuredWidth();if (i != count - 1) {contentWidth = mWordMargin;}maxItemHeight = (maxItemHeight, view.getMeasuredHeight());}setMeasuredDimension(measureSize(widthMeasureSpec, contentWidth  getPaddingLeft()  getPaddingRight()),measureSize(heightMeasureSpec, maxItemHeight  getPaddingTop()  getPaddingBottom()));// 如果count等于0，没有标签，则lines为0mLines = count > 0 ? 1 : 0;}/*** 测量多行模式** @param widthMeasureSpec* @param heightMeasureSpec*/private void measureMultiLine(int widthMeasureSpec, int heightMeasureSpec) {int count = getChildCount();int maxWidth = MeasureSpec.getSize(widthMeasureSpec) - getPaddingLeft() - getPaddingRight();int contentHeight = 0; //记录内容的高度int lineWidth = 0; //记录行的宽度int maxLineWidth = 0; //记录最宽的行宽int maxItemHeight = 0; //记录一行中item高度最大的高度int lineCount = 1;int columnsCount = 0;for (int i = 0; i < count; i) {View view = getChildAt(i);measureChild(view, widthMeasureSpec, heightMeasureSpec);if ((lineWidth  view.getMeasuredWidth() > maxWidth)|| (mMaxColumns > 0 && columnsCount == mMaxColumns)) {lineCount;if (mMaxLines > 0 && lineCount > mMaxLines) {lineCount--;break;}contentHeight = mLineMargin;contentHeight = maxItemHeight;maxItemHeight = 0;maxLineWidth = (maxLineWidth, lineWidth);lineWidth = 0;columnsCount = 0;}lineWidth = view.getMeasuredWidth();columnsCount;maxItemHeight = (maxItemHeight, view.getMeasuredHeight());if (i != count - 1) {if (lineWidth  mWordMargin > maxWidth) {// 换行lineCount;if (mMaxLines > 0 && lineCount > mMaxLines) {lineCount--;break;}contentHeight = mLineMargin;contentHeight = maxItemHeight;maxItemHeight = 0;maxLineWidth = (maxLineWidth, lineWidth);lineWidth = 0;columnsCount = 0;} else {lineWidth = mWordMargin;}}}contentHeight = maxItemHeight;maxLineWidth = (maxLineWidth, lineWidth);setMeasuredDimension(measureSize(widthMeasureSpec, maxLineWidth  getPaddingLeft()  getPaddingRight()),measureSize(heightMeasureSpec, contentHeight  getPaddingTop()  getPaddingBottom()));// 如果count等于0，没有标签，则lines为0mLines = count > 0 ? lineCount : 0;}private int measureSize(int measureSpec, int size) {int result = 0;int specMode = MeasureSpec.getMode(measureSpec);int specSize = MeasureSpec.getSize(measureSpec);if (specMode == MeasureSpec.EXACTLY) {result = specSize;} else {result = size;if (specMode == MeasureSpec.AT_MOST) {result = (result, specSize);}}result = (result, getSuggestedMinimumWidth());result = resolveSizeAndState(result, measureSpec, 0);return result;}@Overrideprotected void onLayout(boolean changed, int left, int top, int right, int bottom) {int x = getPaddingLeft();int y = getPaddingTop();int contentWidth = right - left;int maxItemHeight = 0;int lineCount = 1;int columnsCount = 0;int count = getChildCount();for (int i = 0; i < count; i) {View view = getChildAt(i);if (!isSingleLine && (contentWidth < x  view.getMeasuredWidth()  getPaddingRight()|| (mMaxColumns > 0 && columnsCount == mMaxColumns))) {lineCount;if (mMaxLines > 0 && lineCount > mMaxLines) {break;}x = getPaddingLeft();y = mLineMargin;y = maxItemHeight;maxItemHeight = 0;columnsCount = 0;}if (isSingleLine && (mMaxColumns > 0 && columnsCount == mMaxColumns)) {break;}view.layout(x, y, x  view.getMeasuredWidth(), y  view.getMeasuredHeight());x = view.getMeasuredWidth();x = mWordMargin;maxItemHeight = (maxItemHeight, view.getMeasuredHeight());columnsCount;}}/*  用于保存View的信息的key  */private static final String KEY_SUPER_STATE = key_super_state;private static final String KEY_TEXT_COLOR_STATE = key_text_color_state;private static final String KEY_TEXT_SIZE_STATE = key_text_size_state;private static final String KEY_BG_RES_ID_STATE = key_bg_res_id_state;private static final String KEY_PADDIG_STATE = key_padding_state;private static final String KEY_WORD_MARGI_STATE = key_word_margin_state;private static final String KEY_LIE_MARGI_STATE = key_line_margin_state;private static final String KEY_SELECT_TYPE_STATE = key_select_type_state;private static final String KEY_MAX_SELECT_STATE = key_max_select_state;private static final String KEY_MI_SELECT_STATE = key_min_select_state;private static final String KEY_MAX_LIES_STATE = key_max_lines_state;private static final String KEY_MAX_COLUMS_STATE = key_max_columns_state;private static final String KEY_IDICATOR_STATE = key_indicator_state;// 由于新版(1.4.0)的标签列表允许设置任何类型的数据，而不仅仅是String。并且标签显示的内容// 最终由LabelTextProvider提供，所以LabelsView不再在onSaveInstanceState()和onRestoreInstanceState()// 中保存和恢复标签列表的数据。private static final String KEY_LABELS_STATE = key_labels_state;private static final String KEY_SELECT_LABELS_STATE = key_select_labels_state;private static final String KEY_COMPULSORY_LABELS_STATE = key_select_compulsory_state;private static final String KEY_LABEL_WIDTH_STATE = key_label_width_state;private static final String KEY_LABEL_HEIGHT_STATE = key_label_height_state;private static final String KEY_LABEL_GRAVITY_STATE = key_label_gravity_state;private static final String KEY_SIGLE_LIE_STATE = key_single_line_state;private static final String KEY_TEXT_STYLE_STATE = key_text_style_state;@Overrideprotected Parcelable onSaveInstanceState() {Bundle bundle = new Bundle();//保存父类的信息bundle.putParcelable(KEY_SUPER_STATE, ());//保存标签文字颜if (mTextColor != null) {bundle.putParcelable(KEY_TEXT_COLOR_STATE, mTextColor);}//保存标签文字大小bundle.putFloat(KEY_TEXT_SIZE_STATE, mTextSize);//保存标签背景 (由于背景改用Drawable,所以不能自动保存和恢复)//        bundle.putInt(KEY_BG_RES_ID_STATE, mLabelBgResId);//保存标签宽高bundle.putInt(KEY_LABEL_WIDTH_STATE, mLabelWidth);bundle.putInt(KEY_LABEL_HEIGHT_STATE, mLabelHeight);//保存标签方向bundle.putInt(KEY_LABEL_GRAVITY_STATE, mLabelGravity);//保存标签内边距bundle.putIntArray(KEY_PADDIG_STATE, new int[]{mTextPaddingLeft, mTextPaddingTop,mTextPaddingRight, mTextPaddingBottom});//保存标签间隔bundle.putInt(KEY_WORD_MARGI_STATE, mWordMargin);//保存行间隔bundle.putInt(KEY_LIE_MARGI_STATE, mLineMargin);//保存标签的选择类型bundle.putInt(KEY_SELECT_TYPE_STATE, mSelectType.value);//保存标签的最大选择数量bundle.putInt(KEY_MAX_SELECT_STATE, mMaxSelect);//保存标签的最少选择数量bundle.putInt(KEY_MI_SELECT_STATE, mMinSelect);//保存标签的最大行数bundle.putInt(KEY_MAX_LIES_STATE, mMaxLines);//保存标签的最大列数bundle.putInt(KEY_MAX_COLUMS_STATE, mMaxColumns);//保存是否是指示器模式bundle.putBoolean(KEY_IDICATOR_STATE, isIndicator);//保存标签列表//        if (!mLabels.isEmpty()) {//            bundle.putStringArrayList(KEY_LABELS_STATE, mLabels);//        }//保存已选择的标签列表if (!mSelectLabels.isEmpty()) {bundle.putIntegerArrayList(KEY_SELECT_LABELS_STATE, mSelectLabels);}//保存必选项列表if (!mCompulsorys.isEmpty()) {bundle.putIntegerArrayList(KEY_COMPULSORY_LABELS_STATE, mCompulsorys);}bundle.putBoolean(KEY_SIGLE_LIE_STATE, isSingleLine);bundle.putBoolean(KEY_TEXT_STYLE_STATE, isTextBold);return bundle;}@Overrideprotected void onRestoreInstanceState(Parcelable state) {if (state instanceof Bundle) {Bundle bundle = (Bundle) state;//恢复父类信息(bundle.getParcelable(KEY_SUPER_STATE));//恢复标签文字颜ColorStateList color = bundle.getParcelable(KEY_TEXT_COLOR_STATE);if (color != null) {setLabelTextColor(color);}//恢复标签文字大小setLabelTextSize(bundle.getFloat(KEY_TEXT_SIZE_STATE, mTextSize));//            //恢复标签背景  (由于背景改用Drawable,所以不能自动保存和恢复)//            int resId = bundle.getInt(KEY_BG_RES_ID_STATE, mLabelBgResId);//            if (resId != 0) {//                setLabelBackgroundResource(resId);//            }//恢复标签宽高mLabelWidth = bundle.getInt(KEY_LABEL_WIDTH_STATE, mLabelWidth);mLabelHeight = bundle.getInt(KEY_LABEL_HEIGHT_STATE, mLabelHeight);//恢复标签方向setLabelGravity(bundle.getInt(KEY_LABEL_GRAVITY_STATE, mLabelGravity));//恢复标签内边距int[] padding = bundle.getIntArray(KEY_PADDIG_STATE);if (padding != null && padding.length == 4) {setLabelTextPadding(padding[0], padding[1], padding[2], padding[]);}//恢复标签间隔setWordMargin(bundle.getInt(KEY_WORD_MARGI_STATE, mWordMargin));//恢复行间隔setLineMargin(bundle.getInt(KEY_LIE_MARGI_STATE, mLineMargin));//恢复标签的选择类型setSelectType(SelectType.get(bundle.getInt(KEY_SELECT_TYPE_STATE, mSelectType.value)));//恢复标签的最大选择数量setMaxSelect(bundle.getInt(KEY_MAX_SELECT_STATE, mMaxSelect));//恢复标签的最少选择数量setMinSelect(bundle.getInt(KEY_MI_SELECT_STATE, mMinSelect));//恢复标签的最大行数setMaxLines(bundle.getInt(KEY_MAX_LIES_STATE, mMaxLines));//恢复标签的最大列数setMaxLines(bundle.getInt(KEY_MAX_COLUMS_STATE, mMaxColumns));//恢复是否是指示器模式setIndicator(bundle.getBoolean(KEY_IDICATOR_STATE, isIndicator));setSingleLine(bundle.getBoolean(KEY_SIGLE_LIE_STATE, isSingleLine));setTextBold(bundle.getBoolean(KEY_TEXT_STYLE_STATE, isTextBold));//            //恢复标签列表//            ArrayList<String> labels = bundle.getStringArrayList(KEY_LABELS_STATE);//            if (labels != null && !labels.isEmpty()) {//                setLabels(labels);//            }//恢复必选项列表ArrayList<Integer> compulsory = bundle.getIntegerArrayList(KEY_COMPULSORY_LABELS_STATE);if (compulsory != null && !compulsory.isEmpty()) {setCompulsorys(compulsory);}//恢复已选择的标签列表ArrayList<Integer> selectLabel = bundle.getIntegerArrayList(KEY_SELECT_LABELS_STATE);if (selectLabel != null && !selectLabel.isEmpty()) {int size = selectLabel.size();int[] positi = new int[size];for (int i = 0; i < size; i) {positi[i] = selectLabel.get(i);}setSelects(positi);}return;}(state);}/*** 设置标签列表** @param labels*/public void setLabels(List<String> labels) {setLabels(labels, new LabelTextProvider<String>() {@Overridepublic CharSequence getLabelText(TextView label, int position, String data) {return ();}});}/*** 设置标签列表，标签列表的数据可以是任何类型的数据，它最终显示的内容由LabelTextProvider根据标签的数据提供。** @param labels* @param provider* @param <T>*/public <T> void setLabels(List<T> labels, LabelTextProvider<T> provider) {//清空原有的标签innerClearAllSelect();removeAllViews();();if (labels != null) {mLabels.addAll(labels);int size = labels.size();for (int i = 0; i < size; i) {addLabel(labels.get(i), i, provider);}ensureLabelClickable();}if (mSelectType == SelectType.SIGLE_IRREVOCABLY) {setSelects(0);}}/*** 获取标签列表** @return*/public <T> List<T> getLabels() {return (List<T>) mLabels;}private <T> void addLabel(T data, int position, LabelTextProvider<T> provider) {final TextView label = new TextView(mContext);label.setPadding(mTextPaddingLeft, mTextPaddingTop, mTextPaddingRight, mTextPaddingBottom);label.setTextSize(TypedValue.COMPLEX_UIT_PX, mTextSize);label.setGravity(mLabelGravity);label.setTextColor(mTextColor);//设置给label的背景(Drawable)是一个Drawable对象的拷贝，// 因为如果所有的标签都共用一个Drawable对象，会引起背景错乱。label.setBackgroundDrawable(mLabelBg.getCtantState().newDrawable());//label通过tag保存自己的数据(data)和位置(position)label.setTag(KEY_DATA, data);label.setTag(KEY_POSITIO, position);label.setOnClickListener(this);label.setOnLongClickListener(this);label.getPaint().setFakeBoldText(isTextBold);addView(label, mLabelWidth, mLabelHeight);label.setText(provider.getLabelText(label, position, data));}/*** 确保标签是否能响应事件，如果标签可选或者标签设置了点击事件监听，则响应事件。*/private void ensureLabelClickable() {int count = getChildCount();for (int i = 0; i < count; i) {TextView label = (TextView) getChildAt(i);label.setClickable(mLabelClickListener != null || mLabelLongClickListener != null || mSelectType != SelectType.OE);}}@Overridepublic void onClick(View v) {if (v instanceof TextView) {TextView label = (TextView) v;if (!isIndicator) {if (mSelectType != SelectType.OE) {if (label.isSelected()) {boolean irrevocable = mSelectType == SelectType.MULTI && ((Integer) label.getTag(KEY_POSITIO));irrevocable = irrevocable || (mSelectType == SelectType.MULTI && mSelectLabels.size() <= mMinSelect);irrevocable = irrevocable || mSelectType == SelectType.SIGLE_IRREVOCABLY;if (!irrevocable && !selectChangeIntercept(label)) {setLabelSelect(label, false);}} else {if (mSelectType == SelectType.SIGLE || mSelectType == SelectType.SIGLE_IRREVOCABLY) {if (!selectChangeIntercept(label)) {innerClearAllSelect();setLabelSelect(label, true);}} else if (mSelectType == SelectType.MULTI&& (mMaxSelect <= 0 || mMaxSelect > mSelectLabels.size())) {if (!selectChangeIntercept(label)) {setLabelSelect(label, true);}}}}}if (mLabelClickListener != null) {(label, label.getTag(KEY_DATA), (int) label.getTag(KEY_POSITIO));}}}@Overridepublic boolean onLongClick(View v) {if (v instanceof TextView) {TextView label = (TextView) v;if (mLabelLongClickListener != null) {return (label, label.getTag(KEY_DATA), (int) label.getTag(KEY_POSITIO));}}return false;}private void setLabelSelect(TextView label, boolean isSelect) {if (label.isSelected() != isSelect) {label.setSelected(isSelect);if (isSelect) {mSelectLabels.add((Integer) label.getTag(KEY_POSITIO));} else {mSelectLabels.remove((Integer) label.getTag(KEY_POSITIO));}if (mLabelSelectChangeListener != null) {(label, label.getTag(KEY_DATA),isSelect, (int) label.getTag(KEY_POSITIO));}}}private boolean selectChangeIntercept(TextView label) {return mOnSelectChangeIntercept != null && (label,label.getTag(KEY_DATA), label.isSelected(), !label.isSelected(),(int) label.getTag(KEY_POSITIO));}/*** 取消所有选中的label*/public void clearAllSelect() {if (mSelectType != SelectType.SIGLE_IRREVOCABLY) {if (mSelectType == SelectType.MULTI && !mCompulsorys.isEmpty()) {clearotCompulsorySelect();} else {innerClearAllSelect();}}}private void innerClearAllSelect() {int count = getChildCount();for (int i = 0; i < count; i) {setLabelSelect((TextView) getChildAt(i), false);}();}private void clearotCompulsorySelect() {int count = getChildCount();List<Integer> temps = new ArrayList<>();for (int i = 0; i < count; i) {if (!(i)) {setLabelSelect((TextView) getChildAt(i), false);temps.add(i);}}mSelectLabels.removeAll(temps);}/*** 设置选中label** @param positi*/public void setSelects(List<Integer> positi) {if (positi != null) {int size = positi.size();int[] ps = new int[size];for (int i = 0; i < size; i) {ps[i] = positi.get(i);}setSelects(ps);}}/*** 设置选中label** @param positi*/public void setSelects(int... positi) {if (mSelectType != SelectType.OE) {ArrayList<TextView> selectLabels = new ArrayList<>();int count = getChildCount();int size = mSelectType == SelectType.SIGLE || mSelectType == SelectType.SIGLE_IRREVOCABLY? 1 : mMaxSelect;for (int p : positi) {if (p < count) {TextView label = (TextView) getChildAt(p);if (!(label)) {setLabelSelect(label, true);selectLabels.add(label);}if (size > 0 && selectLabels.size() == size) {break;}}}for (int i = 0; i < count; i) {TextView label = (TextView) getChildAt(i);if (!(label)) {setLabelSelect(label, false);}}}}/*** 设置必选项，只有在多项模式下，这个方法才有效** @param positi*/public void setCompulsorys(List<Integer> positi) {if (mSelectType == SelectType.MULTI && positi != null) {();mCompulsorys.addAll(positi);//必选项发生改变，就要恢复到初始状态。innerClearAllSelect();setSelects(positi);}}/*** 设置必选项，只有在多项模式下，这个方法才有效** @param positi*/public void setCompulsorys(int... positi) {if (mSelectType == SelectType.MULTI && positi != null) {List<Integer> ps = new ArrayList<>(positi.length);for (int i : positi) {ps.add(i);}setCompulsorys(ps);}}/*** 获取必选项，** @return*/public List<Integer> getCompulsorys() {return mCompulsorys;}/*** 清空必选项，只有在多项模式下，这个方法才有效*/public void clearCompulsorys() {if (mSelectType == SelectType.MULTI && !mCompulsorys.isEmpty()) {();//必选项发生改变，就要恢复到初始状态。innerClearAllSelect();}}/*** 获取选中的label(返回的是所有选中的标签的位置)** @return*/public List<Integer> getSelectLabels() {// 返回新的List对象，避免外部获取mSelectLabels后直接操作数据List<Integer> list = new ArrayList<>();list.addAll(mSelectLabels);return list;}/*** 获取选中的label(返回的是所头选中的标签的数据)** @param <T>* @return*/public <T> List<T> getSelectLabelDatas() {List<T> list = new ArrayList<>();int size = mSelectLabels.size();for (int i = 0; i < size; i) {View label = getChildAt(mSelectLabels.get(i));Object data = label.getTag(KEY_DATA);if (data != null) {list.add((T) data);}}return list;}/*** 设置标签背景** @param resId*/public void setLabelBackgroundResource(int resId) {setLabelBackgroundDrawable(getResources().getDrawable(resId));}/*** 设置标签背景** @param color*/public void setLabelBackgroundColor(int color) {setLabelBackgroundDrawable(new ColorDrawable(color));}/*** 设置标签背景** @param drawable*/public void setLabelBackgroundDrawable(Drawable drawable) {mLabelBg = drawable;int count = getChildCount();for (int i = 0; i < count; i) {TextView label = (TextView) getChildAt(i);label.setBackgroundDrawable(mLabelBg.getCtantState().newDrawable());}}/*** 设置标签内边距** @param left* @param top* @param right* @param bottom*/public void setLabelTextPadding(int left, int top, int right, int bottom) {if (mTextPaddingLeft != left || mTextPaddingTop != top|| mTextPaddingRight != right || mTextPaddingBottom != bottom) {mTextPaddingLeft = left;mTextPaddingTop = top;mTextPaddingRight = right;mTextPaddingBottom = bottom;int count = getChildCount();for (int i = 0; i < count; i) {TextView label = (TextView) getChildAt(i);label.setPadding(left, top, right, bottom);}}}public int getTextPaddingLeft() {return mTextPaddingLeft;}public int getTextPaddingTop() {return mTextPaddingTop;}public int getTextPaddingRight() {return mTextPaddingRight;}public int getTextPaddingBottom() {return mTextPaddingBottom;}/*** 设置标签的文字大小（单位是px）** @param size*/public void setLabelTextSize(float size) {if (mTextSize != size) {mTextSize = size;int count = getChildCount();for (int i = 0; i < count; i) {TextView label = (TextView) getChildAt(i);label.setTextSize(TypedValue.COMPLEX_UIT_PX, size);}}}public float getLabelTextSize() {return mTextSize;}/*** 设置标签的文字颜** @param color*/public void setLabelTextColor(int color) {setLabelTextColor(ColorStateList.valueOf(color));}/*** 设置标签的文字颜** @param color*/public void setLabelTextColor(ColorStateList color) {mTextColor = color;int count = getChildCount();for (int i = 0; i < count; i) {TextView label = (TextView) getChildAt(i);label.setTextColor(mTextColor);}}public ColorStateList getLabelTextColor() {return mTextColor;}/*** 设置标签显示方向** @param gravity*/public void setLabelGravity(int gravity) {if (mLabelGravity != gravity) {mLabelGravity = gravity;int count = getChildCount();for (int i = 0; i < count; i) {TextView label = (TextView) getChildAt(i);label.setGravity(gravity);}}}public int getLabelGravity() {return mLabelGravity;}/*** 设置标签字体是否为粗体** @param isBold*/public void setTextBold(boolean isBold) {if (this.isTextBold != isBold) {this.isTextBold = isBold;int count = getChildCount();for (int i = 0; i < count; i) {TextView label = (TextView) getChildAt(i);label.getPaint().setFakeBoldText(isTextBold);label.invalidate();}}}public boolean isTextBold() {return isTextBold;}/*** 设置行间隔*/public void setLineMargin(int margin) {if (mLineMargin != margin) {mLineMargin = margin;requestLayout();}}public int getLineMargin() {return mLineMargin;}/*** 设置标签的间隔*/public void setWordMargin(int margin) {if (mWordMargin != margin) {mWordMargin = margin;requestLayout();}}public int getWordMargin() {return mWordMargin;}/*** 设置标签的选择类型** @param selectType*/public void setSelectType(SelectType selectType) {if (mSelectType != selectType) {mSelectType = selectType;//选择类型发生改变，就要恢复到初始状态。innerClearAllSelect();if (mSelectType == SelectType.SIGLE_IRREVOCABLY) {setSelects(0);}if (mSelectType != SelectType.MULTI) {();}ensureLabelClickable();}}public SelectType getSelectType() {return mSelectType;}/*** 设置最大的选择数量，只有selectType等于MULTI时有效。** @param maxSelect*/public void setMaxSelect(int maxSelect) {if (mMaxSelect != maxSelect) {mMaxSelect = maxSelect;if (mSelectType == SelectType.MULTI) {//最大选择数量发生改变，就要恢复到初始状态。innerClearAllSelect();}}}public int getMaxSelect() {return mMaxSelect;}/*** 设置最少的选择数量，只有selectType等于MULTI时有效。* 注意：minSelect只限制用户手动点击取消选中时的效果。* 调用setSelects()、clearAllSelect()等方法改变标签的选中状态时，不受minSelect影响。** @param minSelect*/public void setMinSelect(int minSelect) { = minSelect;}public int getMinSelect() {return mMinSelect;}/*** 设置最大行数，小于等于0则不限行数。** @param maxLines*/public void setMaxLines(int maxLines) {if (mMaxLines != maxLines) {mMaxLines = maxLines;requestLayout();}}public int getMaxLines() {return mMaxLines;}/*** 设置最大列数，小于等于0则不限行数。** @param maxColumns*/public void setMaxColumns(int maxColumns) {if (mMaxColumns != maxColumns) {mMaxColumns = maxColumns;requestLayout();}}public int getMaxColumns() {return mMaxColumns;}/*** 设置为指示器模式，只能看，不能手动操作。这种模式下，用户不能通过手动点击改变标签的选中状态。* 但是仍然可以通过调用setSelects()、clearAllSelect()等方法改变标签的选中状态。** @param indicator*/public void setIndicator(boolean indicator) {isIndicator = indicator;}public boolean isIndicator() {return isIndicator;}/*** 设置单行显示** @param isSingleLine*/public void setSingleLine(boolean isSingleLine) {if (this.isSingleLine != isSingleLine) {this.isSingleLine = isSingleLine;requestLayout();}}public boolean isSingleLine() {return isSingleLine;}/*** 需要在该View的layout完成之后调用，一般是使用view.post(Runable task)来获取* 比如设置了新的labels之后需要获取新的lines就可以这样** @return*/public int getLines() {return ;}/*** 设置标签的点击监听** @param l*/public void setOnLabelClickListener(OnLabelClickListener l) {mLabelClickListener = l;ensureLabelClickable();}/*** 设置标签的点击监听** @param l*/public void setOnLabelLongClickListener(OnLabelLongClickListener l) {mLabelLongClickListener = l;ensureLabelClickable();}/*** 设置标签的选择监听** @param l*/public void setOnLabelSelectChangeListener(OnLabelSelectChangeListener l) {mLabelSelectChangeListener = l;}/*** 设置标签选中状态的点击改变** @param intercept*/public void setOnSelectChangeIntercept(OnSelectChangeIntercept intercept) {mOnSelectChangeIntercept = intercept;}/*** sp转px*/private int sx(float spVal) {return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UIT_SP,spVal, getResources().getDisplayMetrics());}/*** dp转px*/private int dx(float dpVal) {return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UIT_DIP,dpVal, getResources().getDisplayMetrics());}public interface OnLabelClickListener {/*** @param label    标签* @param data     标签对应的数据* @param position 标签位置*/void onLabelClick(TextView label, Object data, int position);}public interface OnLabelLongClickListener {/*** @param label    标签* @param data     标签对应的数据* @param position 标签位置*/boolean onLabelLongClick(TextView label, Object data, int position);}public interface OnLabelSelectChangeListener {/*** @param label    标签* @param data     标签对应的数据* @param isSelect 是否选中* @param position 标签位置*/void onLabelSelectChange(TextView label, Object data, boolean isSelect, int position);}/*** 点击选中/取消选中时，拦截事件，返回true时，表示事件被拦截，不会改变标签的选中状态。* 当希望某个标签在特定条件下不被选中/取消选中时，可以使用事件拦截。* 只有用户点击改变标签选中状态时才会回调拦截，用其他方法改变时不会回调这个方法，不会被拦截。*/public interface OnSelectChangeIntercept {/*** @param label     标签* @param data      标签对应的数据* @param oldSelect 旧选中状态* @param newSelect 新选中状态* @param position  标签位置*/boolean onIntercept(TextView label, Object data, boolean oldSelect, boolean newSelect, int position);}/*** 给标签提供最终需要显示的数据。因为LabelsView的列表可以设置任何类型的数据，而LabelsView里的每个item的是一* 个TextView，只能显示CharSequence的数据，所以LabelTextProvider需要根据每个item的数据返回item最终要显示* 的CharSequence。** @param <T>*/public interface LabelTextProvider<T> {/*** 根据data和position返回label需要需要显示的数据。** @param label* @param position* @param data* @return*/CharSequence getLabelText(TextView label, int position, T data);}/****/public interface Selectable {void onSelected(boolean selected);boolean isSelected();}}

end