含头的CheckBox列表的使用实例-优快云博客

importjava.util.ArrayList;

importandroid.app.Activity;
importandroid.content.Context;
importandroid.os.Bundle;
importandroid.util.AttributeSet;
importandroid.util.Log;
importandroid.view.LayoutInflater;
importandroid.view.View;
importandroid.view.ViewGroup;
importandroid.view.View.OnClickListener;
importandroid.widget.AdapterView;
importandroid.widget.ArrayAdapter;
importandroid.widget.CheckBox;
importandroid.widget.Checkable;
importandroid.widget.ImageView;
importandroid.widget.LinearLayout;
importandroid.widget.ListView;
importandroid.widget.TextView;
importandroid.widget.AdapterView.OnItemClickListener;

importcom.sec.android.touchwiz.samples.R;

publicclassListLayoutSample2XmlextendsActivity{

privatestaticfinalStringTAG="ListLayoutSample2Xml";

privateListViewmList;
privateCheckBoxmHeaderAllCheckBox;

privatefinalintAGENDA_NONE=0;
privatefinalintAGENDA_CYAN=1;
privatefinalintAGENDA_BLUE=2;
privatefinalintAGENDA_GREEN=3;
privatefinalintAGENDA_PURPLE=4;
privatefinalintAGENDA_YELLOW=5;
privatefinalintAGENDA_COBALT=6;

privatefinalintAGENDA_TAG_ICON_NONE=100;
privatefinalintAGENDA_TAG_ICON_GOOGLE=101;
privatefinalintAGENDA_TAG_ICON_FACEBOOK=102;

/**Calledwhentheactivityisfirstcreated.*/
@Override
publicvoidonCreate(BundlesavedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.listlayoutsample2xml_main);

mList=(ListView)findViewById(R.id.agendaAllList);
mList.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);

Viewallitem=getLayoutInflater().inflate(R.layout.listlayoutsample2xml_allitem,null);
mHeaderAllCheckBox=(CheckBox)allitem.findViewById(R.id.allitemcheck);

//[09.10.23]newlyadded!!!allitemclickListenertosetcheckstatusofallitems.
allitem.setOnClickListener(newOnClickListener(){

publicvoidonClick(Viewview){
Log.d("allitemheader","onClick()");
mHeaderAllCheckBox.performClick();
}
});
mHeaderAllCheckBox.setOnClickListener(newOnClickListener(){
publicvoidonClick(Viewview){
Log.d("allitemheadercheckbox","onClick()");
CheckBoxcheckBox=(CheckBox)view;
booleanchecked=checkBox.isChecked();

setAllItemChecked(checked);
}
});

mList.addHeaderView(allitem);

mList.post(newRunnable(){
publicvoidrun(){
updateAllCheckState();
}
});

LayoutInflaterli=(LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE);
Viewallitem=li.inflate(R.layout.touchwiz3list2_allitem,null);

LinearLayoutallitem=(LinearLayout)findViewById(R.id.allitem);
allitem=newLinearLayout(this);
if(allitem==null)
Log.i("TouchWiz3List2","allitemviewisnull");
else
{
TextViewallitemtext=(TextView)findViewById(R.id.allitemtext);
allitemtext=newTextView(this);
CheckBoxallitemcheck=(CheckBox)findViewById(R.id.allitemcheck);
allitemcheck=newCheckBox(this);

allitemtext.setText("Allcalendar");
allitemtext.setTextSize(36);
allitemtext.setTextColor(Color.WHITE);
allitemtext.setPadding(20,allitemtext.getPaddingTop(),allitemtext.getPaddingRight(),allitemtext.getPaddingBottom());

allitem.setMinimumHeight(90);
allitem.setGravity(Gravity.CENTER_VERTICAL);
allitem.setBackgroundDrawable(getResources().getDrawable(R.drawable.winset_selectall_bg));

allitem.addView(allitemtext);
allitem.addView(allitemcheck);
agendaList.addHeaderView(allitem);
}
*/

//AgendaItemtype?item???ArrayList???
ArrayList<AgendaItem>list=newArrayList<AgendaItem>();

//mAgenda????for????ArrayList?itemadd
for(inti=0;i<mAgenda.length;i++){
AgendaItemcontact=newAgendaItem(mAgendaColor,mAgendaTagIcon,mAgenda,mTag); list.add(contact); } //AgendaAdapter?? AgendaAdapteragendaAdapter=newAgendaAdapter(this,R.layout.listlayoutsample2xml_row,list); //ListView?AgendaAdapter?? mList.setAdapter(agendaAdapter); mList.setOnItemClickListener(newOnItemClickListener(){ publicvoidonItemClick(AdapterView<?>parent,Viewview, intposition,longid){ Log.d(TAG,"onItemClick("+position+")"); updateAllCheckState(); } }); } /* *AgendaItem?mAgendarcolor???display??drawable */ privateInteger[]mAgendaColorDrawable={ R.drawable.listlayoutsample2xml_agenda_color01, R.drawable.listlayoutsample2xml_agenda_color02, R.drawable.listlayoutsample2xml_agenda_color03, R.drawable.listlayoutsample2xml_agenda_color04, R.drawable.listlayoutsample2xml_agenda_color05, R.drawable.listlayoutsample2xml_agenda_color06}; /* *AgendaItem?mAgendatabicon???display??drawable */ privateInteger[]mAgendaTagDrawable={ -1,-1,R.drawable.listlayoutsample2xml_icon_facebook}; /* *?????AgendaItem???????data */ /* *AgendaItem?mAgendarcolor????data */ privateint[]mAgendaColor= { AGENDA_CYAN, AGENDA_BLUE, AGENDA_GREEN, AGENDA_PURPLE, AGENDA_YELLOW, AGENDA_COBALT }; /* *AgendaItem?mAgendatabicon????data */ privateint[]mAgendaTagIcon= { AGENDA_TAG_ICON_NONE, AGENDA_TAG_ICON_NONE, AGENDA_TAG_ICON_NONE, AGENDA_TAG_ICON_NONE, AGENDA_TAG_ICON_NONE, AGENDA_TAG_ICON_FACEBOOK }; /* *AgendaItem?mAgenda????data */ privateString[]mAgenda= { "Personal", "Work", "UXConcil", "Holiday", "Event", "Facebook" }; /* *AgendaItem?mTag????data */ privateString[]mTag= { "", "Google", "Google", "", "Google", "Facebook" }; /* *ListView?????Adapter.ArrayAdapter???????. *AgendaItemtype?data??ArrayList????. */ privateclassAgendaAdapterextendsArrayAdapter<AgendaItem>{ privateArrayList<AgendaItem>items; publicAgendaAdapter(Contextcontext,inttextViewResourceId,ArrayList<AgendaItem>items){ super(context,textViewResourceId,items); this.items=items; } @Override publicViewgetView(intposition,ViewconvertView,ViewGroupparent){ Viewv=convertView; if(v==null){ LayoutInflatervi=(LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE); v=vi.inflate(R.layout.listlayoutsample2xml_row,null); } AgendaItemti=items.get(position); if(ti!=null){ /* *List?item????????View?data?????. *AgendaItemclass?gettermethod?????data???????. */ ImageViewivAgendaColor=(ImageView)v.findViewById(R.id.icon1); ImageViewivAgendaTag=(ImageView)v.findViewById(R.id.icon2); TextViewtvAgendaText=(TextView)v.findViewById(R.id.text1); TextViewtvTag=(TextView)v.findViewById(R.id.text2); finalCheckBoxcheck=(CheckBox)v.findViewById(R.id.checkbox1); //AgendaColor if(ivAgendaColor!=null){ intagendaIconType; //getAgendaColorType?AgendaColorType?get?? //??????drawable?imageViewBackgroundResource????. intcolortype=ti.getAgendaColorType(); agendaIconType=getAgendaIconType(colortype); //ivAgendaColor.setImageResource(mAgendaColorDrawable[agendaIconType]); ivAgendaColor.setBackgroundResource(mAgendaColorDrawable[agendaIconType]); } //AgendaIcon if(ivAgendaTag!=null){ //getAgendaTagIconTyp?AgendaTagIconType?get?? //??????drawable?imageViewResource????. inticontype=ti.getAgendaTagIconType(); intvisibility=getAgendaTagVisibility(icontype); ivAgendaTag.setVisibility(visibility); Log.i(TAG,"getView::icontypeis"+icontype); if(icontype!=-1&&mAgendaTagDrawable[icontype-AGENDA_TAG_ICON_NONE]!=-1) ivAgendaTag.setImageResource(mAgendaTagDrawable[icontype-AGENDA_TAG_ICON_NONE]); } //AgendaText if(tvAgendaText!=null){ tvAgendaText.setText(ti.getAgendaText()); } //AgendaTag if(tvTag!=null){ //AgendaTagText?null??????TextView?display?????? //Visibility?GONE??????. //INVISIBLE????GONE????TabText?????AgendaText?CenterAlign???????. Stringtagstring=ti.getAgendaTag(); if(tagstring.length()==0) { Log.i("TouchWiz3List2","getView::item("+position+")'sTagTextlengthis0"); tvTag.setVisibility(View.GONE); } else{ tvTag.setText(ti.getAgendaTag()); //[09.10.23]converView???????????setting?reset??????. tvTag.setVisibility(View.VISIBLE); } } if(check!=null){ finalintmyPosition=position; check.setOnClickListener(newOnClickListener(){ publicvoidonClick(Viewv){ //???onBtnCheckChanged()??????????????? //???????????????,onBtnCheckChanged()? //post??. //[E]Toavoidsceenflicker,postonBtnCheckChanged()insteadofdirectcalling. check.post(newRunnable(){ publicvoidrun(){ booleanfchecked=check.isChecked(); onBtnCheckChanged(myPosition,fchecked); } }); } }); } } returnv; } } privatevoidonBtnCheckChanged(intposition,booleancheck){ Log.d(TAG,"onBtnCheckChanged("+position+","+check+")"); //ListView.setItemChecked()???headerView??????????????. mList.setItemChecked(position+mList.getHeaderViewsCount(),check); updateAllCheckState(); } privatevoidupdateAllCheckState(){ Log.d("updateAllCheckState","called"); booleaneveryBodyIsOn=true; //dataCount????????+????? intdataCount=mList.getCount(); for(inti=mList.getHeaderViewsCount();i<dataCount&&everyBodyIsOn;++i){ //ListView.isItemChecked()???headerView??????????????. booleanchecked=mList.isItemChecked(i); Log.d("updateAllCheckState","checked["+i+"]:"+checked); if(!checked){ everyBodyIsOn=false; } } mHeaderAllCheckBox.setChecked(everyBodyIsOn); } /** *@paramagendacolor *@returnagendacolor?????drawable?type */ publicintgetAgendaIconType(intagendacolor){ inttype=-1; switch(agendacolor) { caseAGENDA_CYAN: type=0; break; caseAGENDA_BLUE: type=1; break; caseAGENDA_GREEN: type=2; break; caseAGENDA_PURPLE: type=3; break; caseAGENDA_YELLOW: type=4; break; caseAGENDA_COBALT: type=5; break; caseAGENDA_NONE: default: type=-1; break; } returntype; } //[09.10.23]newlyadded!tosetstatusofallitems. publicvoidsetAllItemChecked(booleanbCheckStatus){ intdataCount=mList.getCount(); for(inti=0;i<dataCount;++i){ //ListView.setItemChecked()???????ListView?????? //requestLayout()???????????itemrow???? //getView()?????????. mList.setItemChecked(i,bCheckStatus); } } publicintgetAgendaTagVisibility(intagendaicontype) { intvisibility=View.VISIBLE; switch(agendaicontype) { caseAGENDA_TAG_ICON_FACEBOOK: visibility=View.VISIBLE; break; caseAGENDA_TAG_ICON_GOOGLE: visibility=View.INVISIBLE; break; caseAGENDA_TAG_ICON_NONE: default: visibility=View.GONE; break; } returnvisibility; } /** *@authorcooldawn.kim * *AgendaItem */ classAgendaItem{ privateintmAgendarcolor; privateintmAgendatabicon; privateStringmAgenda; privateStringmTag; publicAgendaItem(intcolor,inttagicon,Stringagenda,Stringtag) { this.mAgendarcolor=color; this.mAgendatabicon=tagicon; this.mAgenda=agenda; this.mTag=tag; } publicintgetAgendaColorType(){ returnmAgendarcolor; } publicintgetAgendaTagIconType(){ returnmAgendatabicon; } publicStringgetAgendaText(){ returnmAgenda; } publicStringgetAgendaTag(){ returnmTag; } }//classAgendaItem /** *[09.10.23] *@authorrhoon * *publicclass *Checkablelinearlayout.??Checkable????????????? *?????forwarding????????. */ publicstaticclassItemViewextendsLinearLayoutimplementsCheckable{ publicItemView(Contextcontext,AttributeSetattrs){ super(context,attrs); } publicbooleanisChecked(){ CheckBoxcheck=findCheckBox(); if(check!=null){ returncheck.isChecked(); } returnfalse; } publicvoidsetChecked(booleanchecked){ Log.d("ItemView","setChecked("+checked+")"); CheckBoxcheck=findCheckBox(); if(check!=null){ check.setChecked(checked); } } publicvoidtoggle(){ CheckBoxcheck=findCheckBox(); if(check!=null){ check.toggle(); } } privateCheckBoxfindCheckBox(){ Viewcheck=findViewById(R.id.checkbox1); if(check!=null&&checkinstanceofCheckBox){ return(CheckBox)check; } returnnull; } } }