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73 lines
2.6 KiB
C++
Executable File
73 lines
2.6 KiB
C++
Executable File
#include <cdroid.h>
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#include <widgetEx/recyclerview/recyclerview.h>
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#include <widgetEx/recyclerview/divideritemdecoration.h>
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class MyAdapter:public RecyclerView::Adapter{//<MyAdapter.ViewHolder> {
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private:
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std::vector<std::string> items;
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public:
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class ViewHolder:public RecyclerView::ViewHolder {
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public:
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TextView* textView;
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ViewHolder(View* itemView):RecyclerView::ViewHolder(itemView){
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textView =(TextView*)itemView;// (itemView.findViewById(R.id.textView)
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}
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};
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MyAdapter(){}
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MyAdapter(const std::vector<std::string>& items) {
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this->items = items;
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}
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MyAdapter::ViewHolder* onCreateViewHolder(ViewGroup* parent, int viewType) {
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TextView* view = new TextView("",200,40);
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view->setBackgroundColor(0x80234567);
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view->setLayoutParams(new LayoutParams(LayoutParams::MATCH_PARENT,LayoutParams::WRAP_CONTENT));
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return new ViewHolder(view);
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}
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void onBindViewHolder(RecyclerView::ViewHolder& holder, int position)override{
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std::string item = items.at(position);
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TextView*textView = ((MyAdapter::ViewHolder&)holder).textView;
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textView->setText(item);
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textView->setId(position);
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textView->setOnClickListener([position](View&v){
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RecyclerView*rv = (RecyclerView*)v.getParent();
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RecyclerView::LayoutManager*mgr = rv->getLayoutManager();
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RecyclerView::LayoutParams*lp=(RecyclerView::LayoutParams*)v.getLayoutParams();
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int pos= mgr->getPosition(&v);
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LOGD("click item positon=%d holder lp",position,lp);
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});
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}
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void add(const std::string&str){
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items.push_back(str);
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}
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int getItemCount()override {
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return items.size();
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}
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long getItemId(int position)override {return position;}
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};
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int main(int argc,const char*argv[]){
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App app(argc,argv);
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Window*w=new Window(0,0,-1,-1);
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w->setBackgroundColor(0xFF112233);
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RecyclerView*rv=new RecyclerView(800,600);
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MyAdapter*adapter=new MyAdapter();
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rv->getRecycledViewPool().setMaxRecycledViews(0,64);
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adapter->setHasStableIds(true);
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rv->setAdapter(adapter);
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DividerItemDecoration* decoration = new DividerItemDecoration(&app, LinearLayout::VERTICAL);
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auto anim=rv->getItemAnimator();
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anim->setRemoveDuration(1000);
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anim->setAddDuration(1000);
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rv->getLayoutManager()->requestSimpleAnimationsInNextLayout();
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for(int i=0;i<100;i++){
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adapter->add(std::string("string ")+std::to_string(i));
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adapter->notifyItemInserted(i);
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}
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decoration->setDrawable(new ColorDrawable(0xFFFF0000));
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rv->addItemDecoration(decoration);
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w->addView(rv);
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w->requestLayout();
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app.exec();
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}
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