android游戏开发 自己实现的输入框

package mutou.chuangyu.study.widget.view; import java.util.HashMap; import mutou.chuangyu.study.widget.R; import mutou.chuangyu.study.widget.XInputConnection; import mutou.chuangyu.study.widget.Global.GlobalClient; import mutou.chuangyu.study.widget.XWindows.XEditText; import mutou.chuangyu.study.widget.gameEnum.EnumMsgDispatchType; import mutou.chuangyu.study.widget.messgae.IMessageDispatchSink; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Point; import android.view.MotionEvent; import android.view.SurfaceHolder; import android.view.SurfaceView; import android.view.View; import android.view.View.OnTouchListener; import android.view.inputmethod.EditorInfo; import android.view.inputmethod.InputConnection; import android.view.inputmethod.InputMethodManager; /** * 游戏主界面 * @author 笨木头 * */ public class GameView extends SurfaceView implements SurfaceHolder.Callback, Runnable, OnTouchListener, IMessageDispatchSink { private Context context = null; private SurfaceHolder surfaceHolder = null; private boolean isDraw = true; private XEditText xEditText = null; private InputMethodManager input = null; /* 输入法管理类 */ public GameView(Context context) { super(context); this.context = context; surfaceHolder = this.getHolder(); surfaceHolder.addCallback(this); this.setOnTouchListener(this); this.setFocusable(true); this.setFocusableInTouchMode(true); input = (InputMethodManager)context.getSystemService(Context.INPUT_METHOD_SERVICE); /* 订阅显示输入法的消息 */ GlobalClient.messageDispatch.addMessageDispatch(EnumMsgDispatchType.EN_SHOW_IUPUT, this); /* 创建输入框控件 */ Bitmap background = BitmapFactory.decodeResource(context.getResources(), R.drawable.input_text); Point point = new Point(100, 120); xEditText = new XEditText(context, point, background); } /** * 绘制 * @param canvas */ private void doDraw(Canvas canvas) { canvas.drawColor(Color.GRAY); xEditText.drawMe(canvas); } /** * 显示输入法界面 */ private void showInput() { /* 要让GameView获得焦点后才能弹出输入法 */ this.requestFocus(); input.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS); } @Override public void onRecv(EnumMsgDispatchType enMsgDispatchType, HashMap<String, Object> map) { switch(enMsgDispatchType) { case EN_SHOW_IUPUT: // 显示输入法界面 showInput(); break; } } @Override public void run() { while(isDraw) { Canvas canvas = null; try { synchronized(surfaceHolder) { canvas = surfaceHolder.lockCanvas(); if(canvas != null) { doDraw(canvas); } } } catch(Exception e) { } finally { if(canvas != null) { surfaceHolder.unlockCanvasAndPost(canvas); } } } } @Override public InputConnection onCreateInputConnection(EditorInfo outAttrs) { return new XInputConnection(this, false); } @Override public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { } @Override public void surfaceCreated(SurfaceHolder holder) { new Thread(this, "主界面线程").start(); } @Override public void surfaceDestroyed(SurfaceHolder holder) { isDraw = false; } @Override public boolean onTouch(View v, MotionEvent event) { int action = event.getAction(); int actionCode = action & MotionEvent.ACTION_MASK; Point touchP = new Point(Math.round(event.getX()), Math.round(event.getY())); /* * 控件的点击事件应该由一个单独的类来管理的， * 为了方便演示，我写到这里了， * 大家千万不要学我偷懒哈~ * */ switch(actionCode) { case MotionEvent.ACTION_UP: /* 此处要touchP判断是否进入了xEditText的范围，这里省略了 */ xEditText.onClickCMD(); // 触发xEditText点击事件 break; } return true; } }