老师求救！为什么我的显示是这个样子的，代码已经写到抽屉式菜单二了！
下面是我的代码，烦请老师帮忙看一下。
Gemini_H
2014-10-23
7 回答
查看1条回复
除了这一段，别的代码我没注释，我也不知道为什么上面会给我显示成注释状态！
package com.example.slidingmenu.view;
import com.example.slidingmenu.R;
import com.nineoldandroids.view.ViewHelper;
import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.util.TypedValue;
import android.view.MotionEvent;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.HorizontalScrollView;
import android.widget.LinearLayout;
public class SlidingMenu extends HorizontalScrollView {
private LinearLayout mwapper;
private ViewGroup mMenu;
private ViewGroup mContent;
private int mSrreenWidth; // 保存屏幕的当前宽度
private int mMenuRightPadding = 50;// 菜单显示后右侧所保留的空余位置的值
private boolean flage;
private boolean isOpen; // 标识菜单是否显示
private int mMenuWidth;
/**
* 但使用了自定义属性时调用此构造
*
* @param context
* @param attrs
* @param defStyle
*/
public SlidingMenu(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
// 获取自定义的属性
TypedArray ta = context.getTheme().obtainStyledAttributes(attrs,
R.styleable.slidingMenu, defStyle, 0);
int count = ta.getIndexCount();
for (int i = 0; i < count; i++) {
int attr = ta.getIndex(i);
switch (attr) {
case R.styleable.slidingMenu_rightpadding:
mMenuRightPadding = ta.getDimensionPixelSize(i,
(int) TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP, 50, context
.getResources().getDisplayMetrics()));
break;
default:
break;
}
}
ta.recycle();
WindowManager wm = (WindowManager) context
.getSystemService(Context.WINDOW_SERVICE);
DisplayMetrics outMetrics = new DisplayMetrics();
wm.getDefaultDisplay().getMetrics(outMetrics);
mSrreenWidth = outMetrics.widthPixels;
/*
* mMenuRightPadding = (int) TypedValue.applyDimension(
* TypedValue.COMPLEX_UNIT_DIP, 50, context.getResources()
* .getDisplayMetrics());
*/
}
public SlidingMenu(Context context) {
this(context, null);
}
/*
* 未使用自定义属性时使用此构造
*/
public SlidingMenu(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
// 设置子VIew的宽和高 设置自己的宽和高
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
if (!flage) {
mwapper = (LinearLayout) getChildAt(0);
mMenu = (ViewGroup) mwapper.getChildAt(0);
mContent = (ViewGroup) mwapper.getChildAt(1);
mMenuWidth = mMenu.getLayoutParams().width = mSrreenWidth
- mMenuRightPadding;
mContent.getLayoutParams().width = mSrreenWidth;
flage = true;
}
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}
/**
* 通过设置偏移量将Menu隐藏
*/
@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
super.onLayout(changed, l, t, r, b);
if (changed) {
this.scrollTo(mMenuWidth, 0);
}
}
/***
* 监控手指滑动区域
*/
@Override
public boolean onTouchEvent(MotionEvent ev) {
int action = ev.getAction();
switch (action) {
case MotionEvent.ACTION_UP:
int ScrollX = getScrollX();
if (ScrollX >= (mMenuWidth / 2)) {
this.smoothScrollTo(mMenuWidth, 0); // 将菜单逐渐隐藏
isOpen = false;
} else {
this.smoothScrollTo(0, 0); // 将菜单显示
isOpen = true;
}
return true;
}
return super.onTouchEvent(ev);
}
/**
* 打开菜单
*/
public void openMenu() {
if (isOpen) {
return;
} else {
this.smoothScrollTo(0, 0); // 将菜单显示
isOpen = true;
}
}
/**
* 关闭菜单
*/
public void closeMenu() {
if (!isOpen) {
return;
} else {
this.smoothScrollTo(mMenuWidth, 0); // 将菜单逐渐隐藏
isOpen = false;
}
}
public void toggle() {
if (isOpen) {
closeMenu();
} else {
openMenu();
}
}
@Override
protected void onScrollChanged(int l, int t, int oldl, int oldt) {
// TODO 自动生成的方法存根
super.onScrollChanged(l, t, oldl, oldt);
float scale = l * 1.0F / mMenuWidth;
float leftScale = 1.0F - scale * 0.3F;
float leftAlpha = 0.6f + 0.4f * (1 - scale);
float rightScale = 0.7F + 0.3F * scale;
// 设置菜单的隐藏显示动画
ViewHelper.setTranslationX(mMenu, mMenuWidth * scale);
ViewHelper.setScaleX(mMenu, leftScale);
ViewHelper.setScaleY(mMenu, leftScale);
ViewHelper.setAlpha(mMenu, leftAlpha);
// 设置内容区域的显示与隐藏效果
ViewHelper.setPivotX(mContent, 0);
ViewHelper.setPivotY(mContent, mContent.getHeight() / 2);
ViewHelper.setScaleX(mContent, rightScale);
ViewHelper.setScaleY(mContent, rightScale);
}
}
举报
0/150
提交
取消
