package com.example.msi.myviewgroup;
import android.annotation.TargetApi;
import android.content.Context;import android.graphics.Color;import android.os.Build;
import android.util.AttributeSet;import android.util.Log;import android.view.MotionEvent;
import android.view.View;import android.view.ViewGroup;import android.widget.TextView;
import java.util.List;
/** * Created by MSI on 2016/11/21. * 创建流式布局 */
public class FlowViewGroup extends ViewGroup {
int width;
OnTouch onTouch;
public FlowViewGroup(Context context) {
super(context);
}
public FlowViewGroup(Context context, AttributeSet attrs) {
super(context, attrs);
}
public FlowViewGroup(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
} /**
* 绘制展示的位置
*
* @param b
* @param i
* @param i1
* @param i2
* @param i3
*/
@Override
protected void onLayout(boolean b, int i, int i1, int i2, int i3) {
int linewidth = 0;
int lineheight = 0;
int height = 0;
int location = 0;
if (getChildCount() > 0) {
lineheight = getChildAt(0).getMeasuredHeight() + getChildAt(0).getPaddingTop() + getChildAt(0).getPaddingBottom();
height = getChildAt(0).getMeasuredHeight() + getChildAt(0).getPaddingTop() + getChildAt(0).getPaddingBottom();
}
for (int z = 0; z < getChildCount(); z++) {
final View childAt = getChildAt(z);
if (linewidth + childAt.getMeasuredWidth() + childAt.getPaddingLeft() + childAt.getPaddingRight() <= width) {
linewidth += childAt.getMeasuredWidth() + childAt.getPaddingLeft() + childAt.getPaddingRight();
childAt.layout(location, lineheight - height, linewidth, lineheight);
location = linewidth;
} else {
location = 0;
linewidth = childAt.getMeasuredWidth() + childAt.getPaddingLeft() + childAt.getPaddingRight();
lineheight += childAt.getMeasuredHeight() + childAt.getPaddingTop() + childAt.getPaddingBottom();
height = lineheight - (childAt.getMeasuredHeight() + childAt.getPaddingTop() + childAt.getPaddingBottom());
childAt.layout(location, lineheight - height, linewidth, lineheight);
location = linewidth;
}
}
}
class MyTextView extends TextView {
public String zid;
public String getZid() {
return zid;
}
public void setZid(String zid) {
this.zid = zid;
}
public MyTextView(Context context) {
super(context);
}
public MyTextView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public MyTextView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
@Override
public boolean dispatchTouchEvent(MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
if (onTouch != null)
onTouch.onClick(getText() + "");
break;
}
return super.dispatchTouchEvent(event);
}
}
public void setOnClickTouchListener(OnTouch onTouch) {
this.onTouch = onTouch;
}
public interface OnTouch {
public void onClick(String str);
}
}
附上代码
