安卓Andriod使用入门(一)【圆形Menu菜单】
来源：互联网 发布：如何优化前端页面 编辑：程序博客网 时间：2024/05/17 07:24
每个人都会有一段异常艰难的时光，在现在生活中，为人处世的最佳境界是不卑不亢。太在乎别人的眼光和评价，只能让自己做事放不开手脚，犹豫不决，失去自我，失去个性，丢失自我的价值。
MainActivity.java代码:
package siso.handlerdemo;import android.app.NotificationManager;import android.content.Intent;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.Button;public class MainActivity extends AppCompatActivity { private Button btnStartService; private Button btnBro; private Button btnFile; private Button btnSR; private Button btnLv; private Button btnGv; private Button btnMth; private Button btnMultispinner; private Button btnMenu; private Button btnSlidemenu; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //------------------------------------------------------------------------------- btnStartService=(Button)findViewById(R.id.btnStartService); btnStartService.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, StatusService.class); startService(intent); } }); //------------------------------------------------------------------------------- btnBro=(Button)findViewById(R.id.btnRb); btnBro.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, BRActivity.class); startActivity(intent); } }); //------------------------------------------------------------------------------- btnFile=(Button)findViewById(R.id.btnFile); btnFile.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, FileActivity.class); startActivity(intent); } }); //------------------------------------------------------------------------------- btnSR=(Button)findViewById(R.id.btnSR); btnSR.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, SharedpActivity.class); startActivity(intent); } }); //------------------------------------------------------------------------------- btnLv=(Button)findViewById(R.id.btnlv); btnLv.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, ListViewDemoActivity.class); startActivity(intent); } }); //------------------------------------------------------------------------------- btnGv=(Button)findViewById(R.id.btnGv); btnGv.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, GvActivity.class); startActivity(intent); } }); //------------------------------------------------------------------------------- btnMth=(Button)findViewById(R.id.btnMth); btnMth.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, SampleActivity.class); startActivity(intent); } }); //------------------------------------------------------------------------------- btnMultispinner=(Button)findViewById(R.id.btnMultispinner); btnMultispinner.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, multispinnerActivity.class); startActivity(intent); } }); //------------------------------------------------------------------------------- btnMenu=(Button)findViewById(R.id.btnMenu); btnMenu.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, CirclemenuActivity.class); startActivity(intent); } }); btnSlidemenu=(Button)findViewById(R.id.btnSlidemenu); btnSlidemenu.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(MainActivity.this, slidemenuActivity.class); startActivity(intent); } }); } @Override protected void onStart() { super.onStart(); NotificationManager manager=(NotificationManager)getSystemService(NOTIFICATION_SERVICE); manager.cancel(R.layout.activity_main); }}activity_main.xml内容:
<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context="siso.handlerdemo.MainActivity"> <Button android:id="@+id/btnStartService" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="Start Service" android:layout_alignParentTop="true" android:layout_alignParentStart="true" /> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Hello World!" android:id="@+id/textView" android:layout_below="@+id/btnSR" android:layout_centerHorizontal="true" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="广播页面" android:id="@+id/btnRb" android:layout_below="@+id/btnStartService" android:layout_alignParentStart="true" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="文件保存页面" android:id="@+id/btnFile" android:layout_below="@+id/btnRb" android:layout_alignParentStart="true" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="使用SharedPreferences进行数据存储" android:id="@+id/btnSR" android:layout_below="@+id/btnFile" android:layout_alignParentStart="true" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="ListView使用" android:id="@+id/btnlv" android:layout_below="@+id/textView" android:layout_centerHorizontal="true" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="GridView使用" android:id="@+id/btnGv" android:layout_below="@+id/btnlv" android:layout_centerHorizontal="true" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="TabHost" android:id="@+id/btnMth" android:layout_below="@+id/btnGv" android:layout_centerHorizontal="true" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="Multispinner" android:id="@+id/btnMultispinner" android:layout_below="@+id/btnMth" android:layout_centerHorizontal="true" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="Menu使用" android:id="@+id/btnMenu" android:layout_below="@+id/btnMultispinner" android:layout_toStartOf="@+id/textView" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="滑动Menu" android:id="@+id/btnSlidemenu" android:layout_below="@+id/btnMultispinner" android:layout_alignStart="@+id/textView" android:layout_marginStart="37dp" /></RelativeLayout>CirclemenuActivity.java代码:
package siso.handlerdemo;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.TextView;import android.widget.Toast;import siso.view.CircleImageView;import siso.view.CircleLayout;public class CirclemenuActivity extends AppCompatActivity implements CircleLayout.OnItemSelectedListener, CircleLayout.OnItemClickListener { TextView selectedTextView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_circlemenu); CircleLayout circleMenu = (CircleLayout)findViewById(R.id.main_circle_layout); circleMenu.setOnItemSelectedListener(this); circleMenu.setOnItemClickListener(this); selectedTextView = (TextView)findViewById(R.id.main_selected_textView); selectedTextView.setText(((CircleImageView)circleMenu.getSelectedItem()).getName()); } @Override public void onItemSelected(View view, int position, long id, String name) { selectedTextView.setText(name); } @Override public void onItemClick(View view, int position, long id, String name) { Toast.makeText(getApplicationContext(), getResources().getString(R.string.start_app) + " " + name, Toast.LENGTH_SHORT).show(); }}CircleImageView.java代码:
package siso.view;import android.content.Context;import android.content.res.TypedArray;import android.util.AttributeSet;import android.widget.ImageView;import siso.handlerdemo.R;public class CircleImageView extends ImageView { private float angle = 0; private int position = 0; private String name; public float getAngle() { return angle; } public void setAngle(float angle) { this.angle = angle; } public int getPosition() { return position; } public void setPosition(int position) { this.position = position; } public String getName(){ return name; } public void setName(String name){ this.name = name; } /** * @param context */ public CircleImageView(Context context) { this(context, null); } /** * @param context * @param attrs */ public CircleImageView(Context context, AttributeSet attrs) { this(context, attrs, 0); } /** * @param context * @param attrs * @param defStyle */ public CircleImageView(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); if (attrs != null) { TypedArray a = getContext().obtainStyledAttributes(attrs, R.styleable.CircleImageView); name = a.getString(R.styleable.CircleImageView_name); } }}CircleLayout.java代码:
package siso.view;import android.content.Context;import android.content.res.TypedArray;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.graphics.Canvas;import android.graphics.Matrix;import android.util.AttributeSet;import android.view.GestureDetector;import android.view.GestureDetector.SimpleOnGestureListener;import android.view.MotionEvent;import android.view.View;import android.view.ViewGroup;import siso.handlerdemo.R;public class CircleLayout extends ViewGroup { private OnItemClickListener mOnItemClickListener = null; private OnItemSelectedListener mOnItemSelectedListener = null; private OnCenterClickListener mOnCenterClickListener = null; private Bitmap imageOriginal, imageScaled; private Matrix matrix; private int mTappedViewsPostition = -1; private View mTappedView = null; private int selected = 0; private int mMaxChildWidth = 0; private int mMaxChildHeight = 0; private int childWidth = 0; private int childHeight = 0; private int circleWidth, circleHeight; private int radius = 0; private GestureDetector mGestureDetector; private boolean[] quadrantTouched; private boolean allowRotating = true; private float angle = 90; private float firstChildPos = 90; private boolean rotateToCenter = true; private boolean isRotating = true; /** * @param context */ public CircleLayout(Context context) { this(context, null); } /** * @param context * @param attrs */ public CircleLayout(Context context, AttributeSet attrs) { this(context, attrs, 0); } /** * @param context * @param attrs * @param defStyle */ public CircleLayout(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); init(attrs); } protected void init(AttributeSet attrs) { mGestureDetector = new GestureDetector(getContext(), new MyGestureListener()); quadrantTouched = new boolean[] { false, false, false, false, false }; if (attrs != null) { TypedArray a = getContext().obtainStyledAttributes(attrs, R.styleable.Circle); angle = a.getInt(R.styleable.Circle_firstChildPosition, 90); firstChildPos = angle; rotateToCenter = a.getBoolean(R.styleable.Circle_rotateToCenter, true); isRotating = a.getBoolean(R.styleable.Circle_isRotating, true); if (!isRotating) { rotateToCenter = false; } if (imageOriginal == null) { int picId = a.getResourceId( R.styleable.Circle_circleBackground, -1); if (picId != -1) { imageOriginal = BitmapFactory.decodeResource( getResources(), picId); } } a.recycle(); if (matrix == null) { matrix = new Matrix(); } else { matrix.reset(); } setWillNotDraw(false); } } public View getSelectedItem() { return (selected >= 0) ? getChildAt(selected) : null; } @Override protected void onDraw(Canvas canvas) { circleHeight = getHeight(); circleWidth = getWidth(); if (imageOriginal != null) { if (imageScaled == null) { matrix = new Matrix(); float sx = (((radius + childWidth / 4) * 2) / (float) imageOriginal .getWidth()); float sy = (((radius + childWidth / 4) * 2) / (float) imageOriginal .getHeight()); matrix.postScale(sx, sy); imageScaled = Bitmap.createBitmap(imageOriginal, 0, 0, imageOriginal.getWidth(), imageOriginal.getHeight(), matrix, false); } if (imageScaled != null) { int cx = (circleWidth - imageScaled.getWidth()) / 2; int cy = (circleHeight - imageScaled.getHeight()) / 2; Canvas g = canvas; canvas.rotate(0, circleWidth / 2, circleHeight / 2); g.drawBitmap(imageScaled, cx, cy, null); } } } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { mMaxChildWidth = 0; mMaxChildHeight = 0; int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec( MeasureSpec.getSize(widthMeasureSpec), MeasureSpec.AT_MOST); int childHeightMeasureSpec = MeasureSpec.makeMeasureSpec( MeasureSpec.getSize(widthMeasureSpec), MeasureSpec.AT_MOST); final int count = getChildCount(); for (int i = 0; i < count; i++) { final View child = getChildAt(i); if (child.getVisibility() == GONE) { continue; } child.measure(childWidthMeasureSpec, childHeightMeasureSpec); mMaxChildWidth = Math.max(mMaxChildWidth, child.getMeasuredWidth()); mMaxChildHeight = Math.max(mMaxChildHeight, child.getMeasuredHeight()); } childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(mMaxChildWidth, MeasureSpec.EXACTLY); childHeightMeasureSpec = MeasureSpec.makeMeasureSpec(mMaxChildHeight, MeasureSpec.EXACTLY); for (int i = 0; i < count; i++) { final View child = getChildAt(i); if (child.getVisibility() == GONE) { continue; } child.measure(childWidthMeasureSpec, childHeightMeasureSpec); } setMeasuredDimension(resolveSize(mMaxChildWidth, widthMeasureSpec), resolveSize(mMaxChildHeight, heightMeasureSpec)); } @Override protected void onLayout(boolean changed, int l, int t, int r, int b) { int layoutWidth = r - l; int layoutHeight = b - t; final int childCount = getChildCount(); int left, top; radius = (layoutWidth <= layoutHeight) ? layoutWidth / 3 : layoutHeight / 3; childWidth = (int) (radius / 1.5); childHeight = (int) (radius / 1.5); float angleDelay = 360 / getChildCount(); for (int i = 0; i < childCount; i++) { final CircleImageView child = (CircleImageView) getChildAt(i); if (child.getVisibility() == GONE) { continue; } if (angle > 360) { angle -= 360; } else { if (angle < 0) { angle += 360; } } child.setAngle(angle); child.setPosition(i); left = Math .round((float) (((layoutWidth / 2) - childWidth / 2) + radius * Math.cos(Math.toRadians(angle)))); top = Math .round((float) (((layoutHeight / 2) - childHeight / 2) + radius * Math.sin(Math.toRadians(angle)))); child.layout(left, top, left + childWidth, top + childHeight); angle += angleDelay; } } private void rotateButtons(float degrees) { int left, top, childCount = getChildCount(); float angleDelay = 360 / childCount; angle += degrees; if (angle > 360) { angle -= 360; } else { if (angle < 0) { angle += 360; } } for (int i = 0; i < childCount; i++) { if (angle > 360) { angle -= 360; } else { if (angle < 0) { angle += 360; } } final CircleImageView child = (CircleImageView) getChildAt(i); if (child.getVisibility() == GONE) { continue; } left = Math .round((float) (((circleWidth / 2) - childWidth / 2) + radius * Math.cos(Math.toRadians(angle)))); top = Math .round((float) (((circleHeight / 2) - childHeight / 2) + radius * Math.sin(Math.toRadians(angle)))); child.setAngle(angle); if (Math.abs(angle - firstChildPos) < (angleDelay / 2) && selected != child.getPosition()) { selected = child.getPosition(); if (mOnItemSelectedListener != null && rotateToCenter) { mOnItemSelectedListener.onItemSelected(child, selected, child.getId(), child.getName()); } } child.layout(left, top, left + childWidth, top + childHeight); angle += angleDelay; } } private double getAngle(double xTouch, double yTouch) { double x = xTouch - (circleWidth / 2d); double y = circleHeight - yTouch - (circleHeight / 2d); switch (getQuadrant(x, y)) { case 1: return Math.asin(y / Math.hypot(x, y)) * 180 / Math.PI; case 2: case 3: return 180 - (Math.asin(y / Math.hypot(x, y)) * 180 / Math.PI); case 4: return 360 + Math.asin(y / Math.hypot(x, y)) * 180 / Math.PI; default: return 0; } } private static int getQuadrant(double x, double y) { if (x >= 0) { return y >= 0 ? 1 : 4; } else { return y >= 0 ? 2 : 3; } } private double startAngle; @Override public boolean onTouchEvent(MotionEvent event) { if (isEnabled()) { if (isRotating) { switch (event.getAction()) { case MotionEvent.ACTION_DOWN: for (int i = 0; i < quadrantTouched.length; i++) { quadrantTouched[i] = false; } allowRotating = false; startAngle = getAngle(event.getX(), event.getY()); break; case MotionEvent.ACTION_MOVE: double currentAngle = getAngle(event.getX(), event.getY()); rotateButtons((float) (startAngle - currentAngle)); startAngle = currentAngle; break; case MotionEvent.ACTION_UP: allowRotating = true; rotateViewToCenter((CircleImageView) getChildAt(selected), false); break; } } quadrantTouched[getQuadrant(event.getX() - (circleWidth / 2), circleHeight - event.getY() - (circleHeight / 2))] = true; mGestureDetector.onTouchEvent(event); return true; } return false; } private class MyGestureListener extends SimpleOnGestureListener { @Override public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { if (!isRotating) { return false; } int q1 = getQuadrant(e1.getX() - (circleWidth / 2), circleHeight - e1.getY() - (circleHeight / 2)); int q2 = getQuadrant(e2.getX() - (circleWidth / 2), circleHeight - e2.getY() - (circleHeight / 2)); if ((q1 == 2 && q2 == 2 && Math.abs(velocityX) < Math .abs(velocityY)) || (q1 == 3 && q2 == 3) || (q1 == 1 && q2 == 3) || (q1 == 4 && q2 == 4 && Math.abs(velocityX) > Math .abs(velocityY)) || ((q1 == 2 && q2 == 3) || (q1 == 3 && q2 == 2)) || ((q1 == 3 && q2 == 4) || (q1 == 4 && q2 == 3)) || (q1 == 2 && q2 == 4 && quadrantTouched[3]) || (q1 == 4 && q2 == 2 && quadrantTouched[3])) { CircleLayout.this.post(new FlingRunnable(-1 * (velocityX + velocityY))); } else { CircleLayout.this .post(new FlingRunnable(velocityX + velocityY)); } return true; } @Override public boolean onSingleTapUp(MotionEvent e) { mTappedViewsPostition = pointToPosition(e.getX(), e.getY()); if (mTappedViewsPostition >= 0) { mTappedView = getChildAt(mTappedViewsPostition); mTappedView.setPressed(true); } else { float centerX = circleWidth / 2; float centerY = circleHeight / 2; if (e.getX() < centerX + (childWidth / 2) && e.getX() > centerX - childWidth / 2 && e.getY() < centerY + (childHeight / 2) && e.getY() > centerY - (childHeight / 2)) { if (mOnCenterClickListener != null) { mOnCenterClickListener.onCenterClick(); return true; } } } if (mTappedView != null) { CircleImageView view = (CircleImageView) (mTappedView); if (selected != mTappedViewsPostition) { rotateViewToCenter(view, false); if (!rotateToCenter) { if (mOnItemSelectedListener != null) { mOnItemSelectedListener.onItemSelected(mTappedView, mTappedViewsPostition, mTappedView.getId(), view.getName()); } if (mOnItemClickListener != null) { mOnItemClickListener.onItemClick(mTappedView, mTappedViewsPostition, mTappedView.getId(), view.getName()); } } } else { rotateViewToCenter(view, false); if (mOnItemClickListener != null) { mOnItemClickListener.onItemClick(mTappedView, mTappedViewsPostition, mTappedView.getId(), view.getName()); } } return true; } return super.onSingleTapUp(e); } } private void rotateViewToCenter(CircleImageView view, boolean fromRunnable) { if (rotateToCenter) { float velocityTemp = 1; float destAngle = (float) (firstChildPos - view.getAngle()); float startAngle = 0; int reverser = 1; if (destAngle < 0) { destAngle += 360; } if (destAngle > 180) { reverser = -1; destAngle = 360 - destAngle; } while (startAngle < destAngle) { startAngle += velocityTemp / 75; velocityTemp *= 1.0666F; } CircleLayout.this.post(new FlingRunnable(reverser * velocityTemp, !fromRunnable)); } } private class FlingRunnable implements Runnable { private float velocity; float angleDelay; boolean isFirstForwarding = true; public FlingRunnable(float velocity) { this(velocity*0.4f, true); } public FlingRunnable(float velocity, boolean isFirst) { this.velocity = velocity; this.angleDelay = 360 / getChildCount(); this.isFirstForwarding = isFirst; } public void run() { if (Math.abs(velocity) > 5 && allowRotating) { if (rotateToCenter) { if (!(Math.abs(velocity) < 200 && (Math.abs(angle - firstChildPos) % angleDelay < 2))) { rotateButtons(velocity / 75); velocity /= 1.0666F; CircleLayout.this.post(this); } } else { rotateButtons(velocity / 75); velocity /= 1.0666F; CircleLayout.this.post(this); } } else { if (isFirstForwarding) { isFirstForwarding = false; CircleLayout.this.rotateViewToCenter( (CircleImageView) getChildAt(selected), true); } } } } private int pointToPosition(float x, float y) { for (int i = 0; i < getChildCount(); i++) { View item = (View) getChildAt(i); if (item.getLeft() < x && item.getRight() > x & item.getTop() < y && item.getBottom() > y) { return i; } } return -1; } public void setOnItemClickListener(OnItemClickListener onItemClickListener) { this.mOnItemClickListener = onItemClickListener; } public interface OnItemClickListener { void onItemClick(View view, int position, long id, String name); } public void setOnItemSelectedListener( OnItemSelectedListener onItemSelectedListener) { this.mOnItemSelectedListener = onItemSelectedListener; } public interface OnItemSelectedListener { void onItemSelected(View view, int position, long id, String name); } public interface OnCenterClickListener { void onCenterClick(); } public void setOnCenterClickListener( OnCenterClickListener onCenterClickListener) { this.mOnCenterClickListener = onCenterClickListener; }}activity_circlemenu.xml内容:
<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" xmlns:circle="http://schemas.android.com/apk/res-auto" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context="siso.handlerdemo.CirclemenuActivity"> <siso.view.CircleLayout android:id="@+id/main_circle_layout" android:layout_width="fill_parent" android:layout_height="fill_parent" android:layout_above="@+id/main_selected_textView" android:layout_gravity="center_horizontal" circle:firstChildPosition="South" circle:rotateToCenter="false" circle:isRotating="true" > <siso.view.CircleImageView android:id="@+id/main_facebook_image" android:layout_width="35dp" android:layout_height="35dp" android:src="@drawable/icon_facebook" circle:name="@string/facebook" /> <siso.view.CircleImageView android:id="@+id/main_myspace_image" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/icon_myspace" circle:name="@string/myspace" /> <siso.view.CircleImageView android:id="@+id/main_google_image" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/icon_google" circle:name="@string/google" /> <siso.view.CircleImageView android:id="@+id/main_linkedin_image" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/icon_linkedin" circle:name="@string/linkedin" /> <siso.view.CircleImageView android:id="@+id/main_twitter_image" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/icon_twitter" circle:name="@string/twitter" /> <siso.view.CircleImageView android:id="@+id/main_wordpress_image" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/icon_wordpress" circle:name="@string/wordpress" /> </siso.view.CircleLayout> <TextView android:id="@+id/main_selected_textView" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginBottom="50dp" android:textAppearance="?android:attr/textAppearanceLarge" /></RelativeLayout>strings.xml内容:
<string name="facebook">Facebook</string> <string name="twitter">Twitter</string> <string name="google">Google</string> <string name="linkedin">LinkedIn</string> <string name="wordpress">Wordpress</string> <string name="myspace">Myspace</string> <string name="start_app">Starting application:</string>attrs.xml内容:
<?xml version="1.0" encoding="utf-8"?><resources> <declare-styleable name="Circle"> <attr name="circleBackground" format="integer" /> <attr name="firstChildPosition"> <enum name="East" value="0" /> <enum name="South" value="90" /> <enum name="West" value="180" /> <enum name="North" value="270" /> </attr> <attr name="rotateToCenter" format="boolean" /> <attr name="isRotating" format="boolean" /> </declare-styleable> <declare-styleable name="CircleImageView"> <attr name="name" format="string" /> </declare-styleable></resources>运行结果如图:
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