package?com.zhd.tag;

import?java.util.ArrayList;
import?java.util.List;

import?android.content.Context;
import?android.util.AttributeSet;
import?android.view.View;
import?android.view.ViewGroup;

public?class?FlowLayout?extends?ViewGroup
{

	private?static?final?String?TAG?=?“FlowLayout“;


	public?FlowLayout（Context?context?AttributeSet?attrs）
	{
		super（context?attrs）;
	}

	@Override
	protected?ViewGroup.LayoutParams?generateLayoutParams（
			ViewGroup.LayoutParams?p）
	{
		return?new?MarginLayoutParams（p）;
	}

	@Override
	public?ViewGroup.LayoutParams?generateLayoutParams（AttributeSet?attrs）
	{
		return?new?MarginLayoutParams（getContext（）?attrs）;
	}

	@Override
	protected?ViewGroup.LayoutParams?generateDefaultLayoutParams（）
	{
		return?new?MarginLayoutParams（LayoutParams.MATCH_PARENT
				LayoutParams.MATCH_PARENT）;
	}

	/**
	?*?負(fù)責(zé)設(shè)置子控件的測量模式和大小?根據(jù)所有子控件設(shè)置自己的寬和高
	?*/
	@Override
	protected?void?onMeasure（int?widthMeasureSpec?int?heightMeasureSpec）
	{
		super.onMeasure（widthMeasureSpec?heightMeasureSpec）;
		//?獲得它的父容器為它設(shè)置的測量模式和大小
		int?sizeWidth?=?MeasureSpec.getSize（widthMeasureSpec）;
		int?sizeHeight?=?MeasureSpec.getSize（heightMeasureSpec）;
		int?modeWidth?=?MeasureSpec.getMode（widthMeasureSpec）;
		int?modeHeight?=?MeasureSpec.getMode（heightMeasureSpec）;

//		Log.e（TAG?sizeWidth?+?““?+?sizeHeight）;

		//?如果是warp_content情況下，記錄寬和高
		int?width?=?0;
		int?height?=?0;
		/**
		?*?記錄每一行的寬度，width不斷取最大寬度
		?*/
		int?lineWidth?=?0;
		/**
		?*?每一行的高度，累加至height
		?*/
		int?lineHeight?=?0;

		int?cCount?=?getChildCount（）;

		//?遍歷每個(gè)子元素
		for?（int?i?=?0;?i?		{
			View?child?=?getChildAt（i）;
			//?測量每一個(gè)child的寬和高
			measureChild（child?widthMeasureSpec?heightMeasureSpec）;
			//?得到child的lp
			MarginLayoutParams?lp?=?（MarginLayoutParams）?child
					.getLayoutParams（）;
			//?當(dāng)前子空間實(shí)際占據(jù)的寬度
			int?childWidth?=?child.getMeasuredWidth（）?+?lp.leftMargin
					+?lp.rightMargin;
			//?當(dāng)前子空間實(shí)際占據(jù)的高度
			int?childHeight?=?child.getMeasuredHeight（）?+?lp.topMargin
					+?lp.bottomMargin;
			/**
			?*?如果加入當(dāng)前child，則超出最大寬度，則的到目前最大寬度給width，類加height?然后開啟新行
			?*/
			if?（lineWidth?+?childWidth?>?sizeWidth）
			{
				width?=?Math.max（lineWidth?childWidth）;//?取最大的
				lineWidth?=?childWidth;?//?重新開啟新行，開始記錄
				//?疊加當(dāng)前高度，
				height?+=?lineHeight;
				//?開啟記錄下一行的高度
				lineHeight?=?childHeight;
			}?else
			//?否則累加值lineWidthlineHeight取最大高度
			{
				lineWidth?+=?childWidth;
				lineHeight?=?Math.max（lineHeight?childHeight）;
			}
			//?如果是最后一個(gè)，則將當(dāng)前記錄的最大寬度和當(dāng)前l(fā)ineWidth做比較
			if?（i?==?cCount?-?1）
			{
				width?=?Math.max（width?lineWidth）;
				height?+=?lineHeight;
			}

		}
		setMeasuredDimension（（modeWidth?==?MeasureSpec.EXACTLY）???sizeWidth
				:?width?（modeHeight?==?MeasureSpec.EXACTLY）???sizeHeight
				:?height）;

	}
	/**
	?*?存儲(chǔ)所有的View，按行記錄
	?*/
	private?List>?mAllViews?=?new?ArrayList>（）;
	/**
	?*?記錄每一行的最大高度
	?*/
	pri

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????475??2015-01-13?10:10??weixin_tags\.classpath

?????文件????????852??2014-07-30?09:53??weixin_tags\.project

?????文件?????????57??2015-01-13?10:10??weixin_tags\.settings\org.eclipse.core.resources.prefs

?????文件????????177??2015-01-14?18:41??weixin_tags\.settings\org.eclipse.jdt.core.prefs

?????文件????????865??2015-01-24?22:42??weixin_tags\AndroidManifest.xml

?????文件??????51394??2014-07-26?10:06??weixin_tags\ic_launcher-web.png

?????文件?????621451??2014-07-26?10:06??weixin_tags\libs\android-support-v4.jar

?????文件????????781??2014-07-26?10:06??weixin_tags\proguard-project.txt

?????文件????????563??2015-01-13?20:37??weixin_tags\project.properties

?????文件????????311??2015-01-13?22:24??weixin_tags\res\drawable\addtag_text_bg.xml

?????文件????????315??2015-01-13?22:24??weixin_tags\res\drawable\addtag_text_color.xml

?????文件????????373??2015-01-13?22:26??weixin_tags\res\drawable\bg_addtag_activated.xml

?????文件????????453??2015-01-13?22:25??weixin_tags\res\drawable\bg_addtag_normal.xml

?????文件????????453??2015-01-13?22:23??weixin_tags\res\drawable\bg_tag_activated.xml

?????文件????????429??2015-01-13?22:23??weixin_tags\res\drawable\bg_tag_normal.xml

?????文件????????345??2014-07-26?13:36??weixin_tags\res\drawable\flag_01.xml

?????文件????????411??2014-08-02?17:57??weixin_tags\res\drawable\flag_02.xml

?????文件????????352??2014-08-02?17:57??weixin_tags\res\drawable\flag_03.xml

?????文件????????352??2015-01-13?10:51??weixin_tags\res\drawable\flag_03_checked.xml

?????文件????????364??2015-01-13?10:33??weixin_tags\res\drawable\flag_04.xml

?????文件????????519??2015-01-13?22:28??weixin_tags\res\drawable\flag_edit.xml

?????文件????????305??2015-01-13?22:22??weixin_tags\res\drawable\tag_text_bg.xml

?????文件????????309??2015-01-13?22:24??weixin_tags\res\drawable\tag_text_color.xml

?????文件???????7658??2014-07-26?10:06??weixin_tags\res\drawable-hdpi\ic_launcher.png

?????文件???????3777??2014-07-26?10:06??weixin_tags\res\drawable-mdpi\ic_launcher.png

?????文件??????12516??2014-07-26?10:06??weixin_tags\res\drawable-xhdpi\ic_launcher.png

?????文件??????24777??2014-07-26?10:06??weixin_tags\res\drawable-xxhdpi\ic_launcher.png

?????文件???????5425??2015-01-24?22:43??weixin_tags\res\layout\activity_main.xml

?????文件????????390??2015-01-13?22:29??weixin_tags\res\layout\addtag_text.xml

?????文件????????384??2015-01-13?22:21??weixin_tags\res\layout\tag_text.xml

............此處省略38個(gè)文件信息