mirror of https://github.com/axmolengine/axmol.git
874 lines
35 KiB
C++
874 lines
35 KiB
C++
#include "UIListViewTest.h"
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USING_NS_CC;
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using namespace cocos2d::ui;
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const char* font_UIListViewTest = "fonts/Marker Felt.ttf";
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UIListViewTests::UIListViewTests()
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{
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ADD_TEST_CASE(UIListViewTest_Horizontal);
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ADD_TEST_CASE(UIListViewTest_Vertical);
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ADD_TEST_CASE(UIListViewTest_ScrollToItemVertical);
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ADD_TEST_CASE(UIListViewTest_ScrollToItemHorizontal);
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ADD_TEST_CASE(UIListViewTest_MagneticVertical);
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ADD_TEST_CASE(UIListViewTest_MagneticHorizontal);
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ADD_TEST_CASE(Issue12692);
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ADD_TEST_CASE(Issue8316);
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}
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// UIListViewTest_Vertical
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UIListViewTest_Vertical::UIListViewTest_Vertical()
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: _displayValueLabel(nullptr),
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_spawnCount(5), //spawnCount should > listview.width / templateWidth + 2
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_totalCount(50),
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_bufferZone(45), //bufferZone should be larger than List item width
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_updateTimer(0),
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_updateInterval(1.0f / 24), // you could tweak this value to adjust ListView data update rate
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_lastContentPosY(0), //use this value to detect if we are scrolling left or right
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_itemTemplateHeight(0)
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{
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}
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UIListViewTest_Vertical::~UIListViewTest_Vertical()
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{
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}
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bool UIListViewTest_Vertical::init()
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{
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if (UIScene::init())
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{
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Size widgetSize = _widget->getContentSize();
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_displayValueLabel = Text::create("There are 50 items, but we only create 5 templates", "fonts/Marker Felt.ttf", 20);
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_displayValueLabel->setAnchorPoint(Vec2(0.5f, -1.0f));
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_displayValueLabel->setPosition(Vec2(widgetSize.width / 2.0f,
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widgetSize.height / 2.0f + _displayValueLabel->getContentSize().height * 1.5f + 30));
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_uiLayer->addChild(_displayValueLabel);
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Text* alert = Text::create("ListView vertical", "fonts/Marker Felt.ttf", 30);
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alert->setColor(Color3B(159, 168, 176));
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alert->setPosition(Vec2(widgetSize.width / 2.0f,
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widgetSize.height / 2.0f - alert->getContentSize().height * 3.075f));
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_uiLayer->addChild(alert);
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Layout* root = static_cast<Layout*>(_uiLayer->getChildByTag(81));
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Layout* background = dynamic_cast<Layout*>(root->getChildByName("background_Panel"));
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Size backgroundSize = background->getContentSize();
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// create list view ex data
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for (int i = 0; i < _totalCount; ++i)
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{
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std::string ccstr = StringUtils::format("listview_item_%d", i);
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_array.push_back(ccstr);
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}
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// Create the list view ex
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_listView = ListView::create();
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// set list view ex direction
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_listView->setDirection(ui::ScrollView::Direction::VERTICAL);
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_listView->setBounceEnabled(true);
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_listView->setBackGroundImage("cocosui/green_edit.png");
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_listView->setGlobalZOrder(200);
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_listView->setBackGroundImageScale9Enabled(true);
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_listView->setContentSize(Size(240, 130));
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_listView->setPosition(Vec2((widgetSize - _listView->getContentSize()) / 2.0f));
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_listView->addEventListener((ui::ListView::ccListViewCallback)CC_CALLBACK_2(UIListViewTest_Vertical::selectedItemEvent, this));
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_listView->addEventListener((ui::ListView::ccScrollViewCallback)CC_CALLBACK_2(UIListViewTest_Vertical::selectedItemEventScrollView,this));
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_listView->setScrollBarPositionFromCorner(Vec2(7, 7));
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_uiLayer->addChild(_listView);
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// create model
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Button* default_button = Button::create("cocosui/backtotoppressed.png", "cocosui/backtotopnormal.png");
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default_button->setName("Title Button");
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Layout* default_item = Layout::create();
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default_item->setTouchEnabled(true);
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default_item->setContentSize(default_button->getContentSize());
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default_button->setPosition(Vec2(default_item->getContentSize() / 2.0f));
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default_item->addChild(default_button);
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auto clippingNode = ClippingNode::create();
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auto sprite = Sprite::create("cocosui/clippingHead.jpg");
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clippingNode->addChild(sprite);
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auto stencil = Sprite::create("cocosui/clippingStencil.jpg");
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clippingNode->setStencil(stencil);
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auto custom_item_contentSize = default_item->getContentSize();
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clippingNode->setPosition(sprite->getContentSize().width/2,
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custom_item_contentSize.height/2);
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clippingNode->setScale(0.5);
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default_item->addChild(clippingNode);
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// set model
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_listView->setItemModel(default_item);
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// set all items layout gravity
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_listView->setGravity(ListView::Gravity::CENTER_VERTICAL);
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//initial the data
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for (int i = 0; i < _totalCount; ++i) {
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if (i < _spawnCount) {
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Widget* item = default_item->clone();
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item->setTag(i);
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Button* btn = (Button*)item->getChildByName("Title Button");
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btn->setTitleText(_array.at(i));
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_listView->pushBackCustomItem(item);
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}
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}
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// set items margin
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float spacing = 4;
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_listView->setItemsMargin(spacing);
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_itemTemplateHeight = default_item->getContentSize().height;
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this->_reuseItemOffset = (_itemTemplateHeight + spacing) * _spawnCount;
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//update listview data
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this->scheduleUpdate();
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_listView->forceDoLayout();
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float totalHeight = _itemTemplateHeight * _totalCount + (_totalCount - 1) * spacing;
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_listView->setInnerContainerSize(Size(_listView->getInnerContainerSize().width, totalHeight));
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_listView->jumpToTop();
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// Show the indexes of items on each boundary.
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{
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float position = 75;
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// Labels
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_indexLabels[0] = Text::create(" ", "fonts/Marker Felt.ttf", 12);
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_indexLabels[0]->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
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_indexLabels[0]->setPosition(_uiLayer->getContentSize() / 2 + Size(0, position));
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_uiLayer->addChild(_indexLabels[0]);
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_indexLabels[1] = Text::create(" ", "fonts/Marker Felt.ttf", 12);
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_indexLabels[1]->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
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_indexLabels[1]->setPosition(_uiLayer->getContentSize() / 2 + Size(140, 0));
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_uiLayer->addChild(_indexLabels[1]);
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_indexLabels[2] = Text::create(" ", "fonts/Marker Felt.ttf", 12);
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_indexLabels[2]->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
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_indexLabels[2]->setPosition(_uiLayer->getContentSize() / 2 + Size(0, -position));
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_uiLayer->addChild(_indexLabels[2]);
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// Callback
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_listView->ScrollView::addEventListener([this](Ref* ref, ScrollView::EventType eventType) {
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ListView* listView = dynamic_cast<ListView*>(ref);
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if(listView == nullptr || eventType != ScrollView::EventType::CONTAINER_MOVED)
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{
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return;
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}
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auto bottom = listView->getBottommostItemInCurrentView();
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auto center = listView->getCenterItemInCurrentView();
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auto top = listView->getTopmostItemInCurrentView();
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_indexLabels[0]->setString(StringUtils::format("Top index=%zd", listView->getIndex(top)));
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_indexLabels[1]->setString(StringUtils::format("Center\nindex=%zd", listView->getIndex(center)));
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_indexLabels[2]->setString(StringUtils::format("Bottom index=%zd", listView->getIndex(bottom)));
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});
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}
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return true;
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}
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return false;
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}
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float UIListViewTest_Vertical::getItemPositionYInView(cocos2d::ui::Widget *item) const
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{
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auto worldPos = item->getParent()->convertToWorldSpaceAR(item->getPosition());
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auto viewPos = this->_listView->convertToNodeSpaceAR(worldPos);
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return viewPos.y;
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}
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void UIListViewTest_Vertical::updateItem(int itemID, int templateID)
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{
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auto itemTemplate = _listView->getItems().at(templateID);
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Button* btn = (Button*)itemTemplate->getChildByName("Title Button");
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//If you have the item ID and templateID, you could fill in the data here
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itemTemplate->setTag(itemID);
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btn->setTitleText(_array.at(itemID));
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}
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void UIListViewTest_Vertical::update(float dt)
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{
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this->_updateTimer += dt;
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if (this->_updateTimer < this->_updateInterval) {
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return;
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}
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float totalHeight = _itemTemplateHeight * _totalCount + (_totalCount - 1) * 4;
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auto listViewHeight = _listView->getContentSize().height;
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this->_updateTimer = 0;
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auto isDown = this->_listView->getInnerContainerPosition().y < this->_lastContentPosY;
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auto items = _listView->getItems();
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for (int i = 0; i < _spawnCount && i < _totalCount; ++i) {
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auto item = items.at(i);
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auto itemPos = this->getItemPositionYInView(item);
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if (isDown) {
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if (itemPos < -_bufferZone && item->getPosition().y + _reuseItemOffset < totalHeight) {
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int itemID = item->getTag() - (int)items.size();
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item->setPositionY(item->getPositionY() + _reuseItemOffset);
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CCLOG("itemPos = %f, itemID = %d, templateID = %d", itemPos, itemID, i);
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this->updateItem(itemID, i);
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}
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}
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else {
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if (itemPos > _bufferZone + listViewHeight &&
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item->getPosition().y - _reuseItemOffset >= 0) {
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item->setPositionY(item->getPositionY() - _reuseItemOffset);
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int itemID = item->getTag() + (int)items.size();
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CCLOG("itemPos = %f, itemID = %d, templateID = %d", itemPos, itemID, i);
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this->updateItem(itemID, i);
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}
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}
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}
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//update ListView Items
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this->_lastContentPosY = this->_listView->getInnerContainer()->getPosition().y;
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}
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void UIListViewTest_Vertical::selectedItemEvent(Ref *pSender, ListView::EventType type)
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{
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switch (type)
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{
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case cocos2d::ui::ListView::EventType::ON_SELECTED_ITEM_START:
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{
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ListView* listView = static_cast<ListView*>(pSender);
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auto item = listView->getItem(listView->getCurSelectedIndex());
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log("select child start index = %d", item->getTag());
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break;
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}
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case cocos2d::ui::ListView::EventType::ON_SELECTED_ITEM_END:
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{
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ListView* listView = static_cast<ListView*>(pSender);
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auto item = listView->getItem(listView->getCurSelectedIndex());
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log("select child end index = %d", item->getTag());
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break;
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}
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default:
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break;
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}
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}
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void UIListViewTest_Vertical::selectedItemEventScrollView(Ref* pSender, ui::ScrollView::EventType type)
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{
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switch (type) {
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case ui::ScrollView::EventType::SCROLL_TO_BOTTOM:
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CCLOG("SCROLL_TO_BOTTOM");
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break;
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case ui::ScrollView::EventType::SCROLL_TO_TOP:
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CCLOG("SCROLL_TO_TOP");
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break;
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default:
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break;
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}
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}
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// UIListViewTest_Horizontal
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UIListViewTest_Horizontal::UIListViewTest_Horizontal()
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: _displayValueLabel(nullptr),
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_spawnCount(4), //spawnCount should > listview.width / templateWidth + 2
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_totalCount(50),
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_bufferZone(140), //bufferZone should be larger than List item width
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_updateTimer(0),
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_updateInterval(1.0f / 24), // you could tweak this value to adjust ListView data update rate
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_lastContentPosX(0), //use this value to detect if we are scrolling left or right
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_itemTemplateWidth(0)
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{
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}
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UIListViewTest_Horizontal::~UIListViewTest_Horizontal()
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{
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}
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bool UIListViewTest_Horizontal::init()
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{
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if (UIScene::init())
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{
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Size widgetSize = _widget->getContentSize();
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_displayValueLabel = Text::create("There are 50 items, but we only create 5 templates",
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"fonts/Marker Felt.ttf",
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20);
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_displayValueLabel->setAnchorPoint(Vec2(0.5f, -1.0f));
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_displayValueLabel->setPosition(Vec2(widgetSize.width / 2.0f,
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widgetSize.height / 2.0f
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+ _displayValueLabel->getContentSize().height * 2 + 20));
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_uiLayer->addChild(_displayValueLabel);
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Text* alert = Text::create("ListView horizontal", "fonts/Marker Felt.ttf", 30);
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alert->setColor(Color3B(159, 168, 176));
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alert->setPosition(Vec2(widgetSize.width / 2.0f,
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widgetSize.height / 2.0f - alert->getContentSize().height * 3.075f));
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_uiLayer->addChild(alert);
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Layout* root = static_cast<Layout*>(_uiLayer->getChildByTag(81));
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Layout* background = static_cast<Layout*>(root->getChildByName("background_Panel"));
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Size backgroundSize = background->getContentSize();
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// create listview data
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//The data is usually fetch from the server
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for (int i = 0; i < _totalCount; ++i)
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{
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std::string ccstr = StringUtils::format("listview_item_%d", i);
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_array.push_back(ccstr);
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}
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// Create the list view ex
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_listView = ListView::create();
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// set list view ex direction
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_listView->setDirection(ui::ScrollView::Direction::HORIZONTAL);
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_listView->setTouchEnabled(true);
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_listView->setBounceEnabled(true);
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_listView->setBackGroundImage("cocosui/green_edit.png");
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_listView->setBackGroundImageScale9Enabled(true);
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_listView->setContentSize(Size(240, 130));
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_listView->setPosition(Vec2((widgetSize.width - backgroundSize.width) / 2.0f +
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(backgroundSize.width - _listView->getContentSize().width) / 2.0f,
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(widgetSize.height - backgroundSize.height) / 2.0f +
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(backgroundSize.height - _listView->getContentSize().height) / 2.0f));
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_listView->addEventListener((ui::ListView::ccListViewCallback)CC_CALLBACK_2(UIListViewTest_Horizontal::selectedItemEvent, this));
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_listView->setScrollBarPositionFromCorner(Vec2(7, 7));
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_uiLayer->addChild(_listView);
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// create model
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Button* default_button = Button::create("cocosui/backtotoppressed.png",
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"cocosui/backtotopnormal.png");
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default_button->setName("Title Button");
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Layout *default_item = Layout::create();
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default_item->setTouchEnabled(true);
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default_item->setContentSize(default_button->getContentSize());
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default_button->setPosition(Vec2(default_item->getContentSize().width / 2.0f,
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default_item->getContentSize().height / 2.0f));
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default_item->addChild(default_button);
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// set model
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_listView->setItemModel(default_item);
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// set all items layout gravity
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_listView->setGravity(ListView::Gravity::CENTER_VERTICAL);
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//initial the data
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for (int i = 0; i < _totalCount; ++i) {
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if (i < _spawnCount) {
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Widget* item = default_item->clone();
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item->setTag(i);
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Button* btn = (Button*)item->getChildByName("Title Button");
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btn->setTitleText(_array.at(i));
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_listView->pushBackCustomItem(item);
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}
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}
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// set items margin
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float spacing = 4;
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_listView->setItemsMargin(spacing);
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_itemTemplateWidth = default_item->getContentSize().width;
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this->_reuseItemOffset = (_itemTemplateWidth + spacing) * _spawnCount;
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_listView->forceDoLayout();
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float totalWidth = _itemTemplateWidth * _totalCount + (_totalCount - 1) * 4;
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_listView->getInnerContainer()->setContentSize(Size(totalWidth, _listView->getInnerContainerSize().height));
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//update listview data
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this->scheduleUpdate();
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return true;
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}
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return false;
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}
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float UIListViewTest_Horizontal::getItemPositionXInView(cocos2d::ui::Widget *item) const
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{
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auto worldPos = item->getParent()->convertToWorldSpaceAR(item->getPosition());
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auto viewPos = this->_listView->convertToNodeSpaceAR(worldPos);
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return viewPos.x;
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}
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void UIListViewTest_Horizontal::updateItem(int itemID, int templateID)
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{
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auto itemTemplate = _listView->getItems().at(templateID);
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Button* btn = (Button*)itemTemplate->getChildByName("Title Button");
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//If you have the item ID and templateID, you could fill in the data here
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itemTemplate->setTag(itemID);
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btn->setTitleText(_array.at(itemID));
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}
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void UIListViewTest_Horizontal::update(float dt)
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{
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this->_updateTimer += dt;
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if (this->_updateTimer < this->_updateInterval) {
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return;
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}
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float totalWidth = _itemTemplateWidth * _totalCount + (_totalCount - 1) * 4;
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this->_updateTimer = 0;
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auto isRight = this->_listView->getInnerContainer()->getPosition().x < this->_lastContentPosX;
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auto items = _listView->getItems();
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for (int i = 0; i < _spawnCount && i < _totalCount; ++i) {
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auto item = items.at(i);
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auto itemPos = this->getItemPositionXInView(item);
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if (isRight) {
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if (itemPos < -_bufferZone && item->getPosition().x + _reuseItemOffset < totalWidth) {
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int itemID = item->getTag() + (int)items.size();
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item->setPositionX(item->getPositionX() + _reuseItemOffset);
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CCLOG("itemPos = %f, itemID = %d, templateID = %d", itemPos, itemID, i);
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this->updateItem(itemID, i);
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}
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}
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else {
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if (itemPos > _bufferZone + _listView->getContentSize().width &&
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item->getPosition().x - _reuseItemOffset >= 0) {
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item->setPositionX(item->getPositionX() - _reuseItemOffset);
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int itemID = item->getTag() - (int)items.size();
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CCLOG("itemPos = %f, itemID = %d, templateID = %d", itemPos, itemID, i);
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this->updateItem(itemID, i);
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}
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}
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}
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//update ListView Items
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this->_lastContentPosX = this->_listView->getInnerContainer()->getPosition().x;
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}
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void UIListViewTest_Horizontal::selectedItemEvent(Ref *pSender, ListView::EventType type)
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{
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switch (type)
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{
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case cocos2d::ui::ListView::EventType::ON_SELECTED_ITEM_START:
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{
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ListView* listView = static_cast<ListView*>(pSender);
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auto item = listView->getItem(listView->getCurSelectedIndex());
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log("select child start index = %d", item->getTag());
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break;
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}
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case cocos2d::ui::ListView::EventType::ON_SELECTED_ITEM_END:
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{
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ListView* listView = static_cast<ListView*>(pSender);
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|
auto item = listView->getItem(listView->getCurSelectedIndex());
|
|
log("select child end index = %d", item->getTag());
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
bool Issue12692::init()
|
|
{
|
|
if (UIScene::init())
|
|
{
|
|
Size widgetSize = _widget->getContentSize();
|
|
|
|
auto label = Text::create("Issue 12692", "fonts/Marker Felt.ttf", 32);
|
|
label->setName("Text Title");
|
|
label->setAnchorPoint(Vec2(0.5f, -1.0f));
|
|
label->setPosition(Vec2(widgetSize.width / 2.0f,
|
|
widgetSize.height / 2.0f + label->getContentSize().height * 1.5f));
|
|
_uiLayer->addChild(label);
|
|
|
|
|
|
Text* alert = Text::create("ListView in ListView enable Scissor Clipping", "fonts/Marker Felt.ttf", 20);
|
|
alert->setName("Text Alert");
|
|
alert->setColor(Color3B(159, 168, 176));
|
|
alert->setPosition(Vec2(widgetSize.width / 2.0f,
|
|
widgetSize.height / 2.0f - alert->getContentSize().height * 3.075f));
|
|
_uiLayer->addChild(alert);
|
|
|
|
Layout* root = static_cast<Layout*>(_uiLayer->getChildByTag(81));
|
|
|
|
Layout* background = dynamic_cast<Layout*>(root->getChildByName("background_Panel"));
|
|
Size backgroundSize = background->getContentSize();
|
|
|
|
// Create the list view ex
|
|
ListView* listView = ListView::create();
|
|
// set list view ex direction
|
|
listView->setDirection(ui::ScrollView::Direction::VERTICAL);
|
|
listView->setBounceEnabled(true);
|
|
listView->setBackGroundImage("cocosui/green_edit.png");
|
|
listView->setBackGroundImageScale9Enabled(true);
|
|
listView->setContentSize(Size(240, 130));
|
|
listView->setPosition(Vec2((widgetSize.width - backgroundSize.width) / 2.0f +
|
|
(backgroundSize.width - listView->getContentSize().width) / 2.0f,
|
|
(widgetSize.height - backgroundSize.height) / 2.0f +
|
|
(backgroundSize.height - listView->getContentSize().height) / 2.0f));
|
|
listView->setScrollBarPositionFromCorner(Vec2(7, 7));
|
|
listView->setClippingEnabled(true);
|
|
listView->setClippingType(ui::Layout::ClippingType::SCISSOR);
|
|
listView->setName("listview1");
|
|
_uiLayer->addChild(listView);
|
|
|
|
auto list2 = ListView::create();
|
|
list2->setDirection(ui::ScrollView::Direction::VERTICAL);
|
|
list2->setBounceEnabled(true);
|
|
list2->setBackGroundImage("cocosui/green_edit.png");
|
|
list2->setBackGroundImageScale9Enabled(true);
|
|
list2->setContentSize(Size(240, 65));
|
|
list2->setClippingEnabled(true);
|
|
list2->setClippingType(ui::Layout::ClippingType::SCISSOR);
|
|
list2->setName("listview2");
|
|
listView->insertCustomItem(list2, 0);
|
|
|
|
{
|
|
Button* default_button = Button::create("cocosui/backtotoppressed.png", "cocosui/backtotopnormal.png");
|
|
default_button->setName("Title Button");
|
|
|
|
Layout* default_item = Layout::create();
|
|
default_item->setTouchEnabled(true);
|
|
default_item->setContentSize(default_button->getContentSize());
|
|
default_button->setPosition(Vec2(default_item->getContentSize().width / 2.0f,
|
|
default_item->getContentSize().height / 2.0f));
|
|
default_item->addChild(default_button);
|
|
|
|
// set model
|
|
listView->setItemModel(default_item);
|
|
listView->pushBackDefaultItem();
|
|
listView->pushBackDefaultItem();
|
|
listView->pushBackDefaultItem();
|
|
}
|
|
{
|
|
Button* default_button = Button::create("cocosui/backtotoppressed.png", "cocosui/backtotopnormal.png");
|
|
default_button->setName("Title Button 2");
|
|
|
|
Layout* default_item = Layout::create();
|
|
default_item->setTouchEnabled(true);
|
|
default_item->setContentSize(default_button->getContentSize());
|
|
default_button->setPosition(Vec2(default_item->getContentSize().width / 2.0f,
|
|
default_item->getContentSize().height / 2.0f));
|
|
default_item->addChild(default_button);
|
|
|
|
// set model
|
|
list2->setItemModel(default_item);
|
|
list2->pushBackDefaultItem();
|
|
list2->pushBackDefaultItem();
|
|
list2->pushBackDefaultItem();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
bool Issue8316::init()
|
|
{
|
|
if (UIScene::init())
|
|
{
|
|
Size widgetSize = _widget->getContentSize();
|
|
|
|
auto label = Text::create("Issue 8316", "fonts/Marker Felt.ttf", 32);
|
|
label->setAnchorPoint(Vec2(0.5f, -1.0f));
|
|
label->setPosition(Vec2(widgetSize.width / 2.0f,
|
|
widgetSize.height / 2.0f + label->getContentSize().height * 1.5f));
|
|
_uiLayer->addChild(label);
|
|
|
|
Text* alert = Text::create("ListView Disable Touch", "fonts/Marker Felt.ttf", 20);
|
|
alert->setColor(Color3B(159, 168, 176));
|
|
alert->setPosition(Vec2(widgetSize.width / 2.0f,
|
|
widgetSize.height / 2.0f - alert->getContentSize().height * 3.075f));
|
|
_uiLayer->addChild(alert);
|
|
|
|
Layout* root = static_cast<Layout*>(_uiLayer->getChildByTag(81));
|
|
|
|
Layout* background = dynamic_cast<Layout*>(root->getChildByName("background_Panel"));
|
|
Size backgroundSize = background->getContentSize();
|
|
|
|
// Create the list view ex
|
|
ListView* listView = ListView::create();
|
|
// set list view ex direction
|
|
listView->setDirection(ui::ScrollView::Direction::VERTICAL);
|
|
listView->setBounceEnabled(true);
|
|
listView->setTouchEnabled(false);
|
|
listView->setBackGroundImage("cocosui/green_edit.png");
|
|
listView->setBackGroundImageScale9Enabled(true);
|
|
listView->setContentSize(Size(240, 130));
|
|
listView->setPosition(Vec2((widgetSize.width - backgroundSize.width) / 2.0f +
|
|
(backgroundSize.width - listView->getContentSize().width) / 2.0f,
|
|
(widgetSize.height - backgroundSize.height) / 2.0f +
|
|
(backgroundSize.height - listView->getContentSize().height) / 2.0f));
|
|
listView->setScrollBarPositionFromCorner(Vec2(7, 7));
|
|
listView->setClippingEnabled(true);
|
|
listView->setClippingType(ui::Layout::ClippingType::SCISSOR);
|
|
listView->setName("listview1");
|
|
|
|
{
|
|
Button* default_button = Button::create("cocosui/backtotoppressed.png", "cocosui/backtotopnormal.png");
|
|
default_button->setName("Title Button");
|
|
|
|
Layout* default_item = Layout::create();
|
|
default_item->setTouchEnabled(true);
|
|
default_item->setContentSize(default_button->getContentSize());
|
|
default_button->setPosition(Vec2(default_item->getContentSize().width / 2.0f,
|
|
default_item->getContentSize().height / 2.0f));
|
|
default_item->addChild(default_button);
|
|
|
|
// set model
|
|
listView->setItemModel(default_item);
|
|
listView->pushBackDefaultItem();
|
|
listView->pushBackDefaultItem();
|
|
listView->pushBackDefaultItem();
|
|
}
|
|
|
|
_uiLayer->addChild(listView);
|
|
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
// UIListViewTest_ScrollToItem
|
|
bool UIListViewTest_ScrollToItem::init()
|
|
{
|
|
if(!UIScene::init())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
Size layerSize = _uiLayer->getContentSize();
|
|
|
|
static int NUMBER_OF_ITEMS = 31;
|
|
_nextIndex = 0;
|
|
_titleLabel = Text::create("Scroll to item", "fonts/Marker Felt.ttf", 32);
|
|
_titleLabel->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
|
|
_titleLabel->setPosition(Vec2(layerSize / 2) + Vec2(0, _titleLabel->getContentSize().height * 3.15f));
|
|
_uiLayer->addChild(_titleLabel, 3);
|
|
|
|
// Create the list view
|
|
_listView = ListView::create();
|
|
_listView->setDirection(getListViewDirection());
|
|
_listView->setBounceEnabled(true);
|
|
_listView->setBackGroundImage("cocosui/green_edit.png");
|
|
_listView->setBackGroundImageScale9Enabled(true);
|
|
_listView->setContentSize(layerSize / 2);
|
|
_listView->setScrollBarPositionFromCorner(Vec2(7, 7));
|
|
_listView->setItemsMargin(2.0f);
|
|
_listView->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
|
|
_listView->setPosition(layerSize / 2);
|
|
_uiLayer->addChild(_listView);
|
|
|
|
// Guide line for center align
|
|
{
|
|
DrawNode* pNode = DrawNode::create();
|
|
Vec2 center = layerSize / 2;
|
|
if(getListViewDirection() == ScrollView::Direction::HORIZONTAL)
|
|
{
|
|
float halfY = 110;
|
|
pNode->drawLine(Vec2(center.x, center.y - halfY), Vec2(center.x, center.y + halfY), Color4F(0, 0, 0, 1));
|
|
}
|
|
else
|
|
{
|
|
float halfX = 150;
|
|
pNode->drawLine(Vec2(center.x - halfX, center.y), Vec2(center.x + halfX, center.y), Color4F(0, 0, 0, 1));
|
|
}
|
|
pNode->setLineWidth(2);
|
|
_uiLayer->addChild(pNode);
|
|
}
|
|
|
|
// Button
|
|
auto pButton = Button::create("cocosui/backtotoppressed.png", "cocosui/backtotopnormal.png");
|
|
pButton->setAnchorPoint(Vec2::ANCHOR_MIDDLE_LEFT);
|
|
pButton->setScale(0.8f);
|
|
pButton->setPosition(Vec2(layerSize / 2) + Vec2(120, -60));
|
|
pButton->setTitleText(StringUtils::format("Go to '%d'", _nextIndex));
|
|
pButton->addClickEventListener([this, pButton](Ref*) {
|
|
_listView->scrollToItem(_nextIndex, Vec2::ANCHOR_MIDDLE, Vec2::ANCHOR_MIDDLE);
|
|
_nextIndex = (_nextIndex + (NUMBER_OF_ITEMS / 2)) % NUMBER_OF_ITEMS;
|
|
pButton->setTitleText(StringUtils::format("Go to '%d'", _nextIndex));
|
|
});
|
|
_uiLayer->addChild(pButton);
|
|
|
|
// Add list items
|
|
static const Size BUTTON_SIZE(50, 40);
|
|
for (int i = 0; i < NUMBER_OF_ITEMS; ++i)
|
|
{
|
|
auto pButton = Button::create("cocosui/button.png", "cocosui/buttonHighlighted.png");
|
|
pButton->setContentSize(BUTTON_SIZE);
|
|
pButton->setScale9Enabled(true);
|
|
pButton->setTitleText(StringUtils::format("Button-%d", i));
|
|
_listView->pushBackCustomItem(pButton);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
|
|
// UIListViewTest_Magnetic
|
|
bool UIListViewTest_Magnetic::init()
|
|
{
|
|
if(!UIScene::init())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
Size layerSize = _uiLayer->getContentSize();
|
|
|
|
_titleLabel = Text::create("Magnetic scroll", "fonts/Marker Felt.ttf", 32);
|
|
_titleLabel->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
|
|
_titleLabel->setPosition(Vec2(layerSize / 2) + Vec2(0, _titleLabel->getContentSize().height * 3.15f));
|
|
_uiLayer->addChild(_titleLabel, 3);
|
|
|
|
// Create the list view
|
|
_listView = ListView::create();
|
|
_listView->setDirection(getListViewDirection());
|
|
_listView->setBounceEnabled(true);
|
|
_listView->setBackGroundImage("cocosui/green_edit.png");
|
|
_listView->setBackGroundImageScale9Enabled(true);
|
|
_listView->setContentSize(layerSize / 2);
|
|
_listView->setScrollBarPositionFromCorner(Vec2(7, 7));
|
|
_listView->setItemsMargin(2.0f);
|
|
_listView->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
|
|
_listView->setPosition(layerSize / 2);
|
|
_uiLayer->addChild(_listView);
|
|
|
|
// Guide line for center align
|
|
{
|
|
DrawNode* pNode = DrawNode::create();
|
|
Vec2 center = layerSize / 2;
|
|
if(getListViewDirection() == ScrollView::Direction::HORIZONTAL)
|
|
{
|
|
float halfY = 110;
|
|
pNode->drawLine(Vec2(center.x, center.y - halfY), Vec2(center.x, center.y + halfY), Color4F(0, 0, 0, 1));
|
|
}
|
|
else
|
|
{
|
|
float halfX = 150;
|
|
pNode->drawLine(Vec2(center.x - halfX, center.y), Vec2(center.x + halfX, center.y), Color4F(0, 0, 0, 1));
|
|
}
|
|
pNode->setLineWidth(2);
|
|
_uiLayer->addChild(pNode);
|
|
}
|
|
|
|
// Show the indexes of items on each boundary.
|
|
{
|
|
for(int i = 0; i < 5; ++i)
|
|
{
|
|
_indexLabels[i] = Text::create(" ", "fonts/Marker Felt.ttf", 12);
|
|
_indexLabels[i]->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
|
|
_uiLayer->addChild(_indexLabels[i]);
|
|
}
|
|
float deltaX = 145, deltaY = 90;
|
|
_indexLabels[0]->setPosition(_uiLayer->getContentSize() / 2 + Size(-deltaX, 0)); // left
|
|
_indexLabels[1]->setPosition(_uiLayer->getContentSize() / 2 + Size(deltaX, 0)); // right
|
|
_indexLabels[2]->setPosition(_uiLayer->getContentSize() / 2 + Size(0, deltaY)); // top
|
|
_indexLabels[3]->setPosition(_uiLayer->getContentSize() / 2 + Size(0, -deltaY)); // bottom
|
|
_indexLabels[4]->setPosition(_uiLayer->getContentSize() / 2 + Size(deltaX, deltaY)); // center
|
|
|
|
// Callback
|
|
_listView->ScrollView::addEventListener([this](Ref* ref, ScrollView::EventType eventType) {
|
|
ListView* listView = dynamic_cast<ListView*>(ref);
|
|
if(listView == nullptr || eventType != ScrollView::EventType::CONTAINER_MOVED)
|
|
{
|
|
return;
|
|
}
|
|
auto left = listView->getLeftmostItemInCurrentView();
|
|
auto right = listView->getRightmostItemInCurrentView();
|
|
auto top = listView->getTopmostItemInCurrentView();
|
|
auto bottom = listView->getBottommostItemInCurrentView();
|
|
auto center = listView->getCenterItemInCurrentView();
|
|
|
|
_indexLabels[0]->setString(StringUtils::format("Left\nindex=%zd", listView->getIndex(left)));
|
|
_indexLabels[1]->setString(StringUtils::format("RIght\nindex=%zd", listView->getIndex(right)));
|
|
_indexLabels[2]->setString(StringUtils::format("Top index=%zd", listView->getIndex(top)));
|
|
_indexLabels[3]->setString(StringUtils::format("Bottom index=%zd", listView->getIndex(bottom)));
|
|
_indexLabels[4]->setString(StringUtils::format("Center\nindex=%zd", listView->getIndex(center)));
|
|
});
|
|
}
|
|
|
|
// Initial magnetic type
|
|
_listView->setMagneticType(ListView::MagneticType::NONE);
|
|
_titleLabel->setString("MagneticType - NONE");
|
|
|
|
// Magnetic change button
|
|
auto pButton = Button::create("cocosui/backtotoppressed.png", "cocosui/backtotopnormal.png");
|
|
pButton->setAnchorPoint(Vec2::ANCHOR_MIDDLE_LEFT);
|
|
pButton->setScale(0.8f);
|
|
pButton->setPosition(Vec2(layerSize / 2) + Vec2(130, -60));
|
|
pButton->setTitleText("Next Magnetic");
|
|
pButton->addClickEventListener([this](Ref*) {
|
|
ListView::MagneticType eCurrentType = _listView->getMagneticType();
|
|
ListView::MagneticType eNextType;
|
|
std::string sString;
|
|
if(eCurrentType == ListView::MagneticType::NONE)
|
|
{
|
|
eNextType = ListView::MagneticType::CENTER;
|
|
sString = "CENTER";
|
|
}
|
|
else if(eCurrentType == ListView::MagneticType::CENTER)
|
|
{
|
|
eNextType = ListView::MagneticType::BOTH_END;
|
|
sString = "BOTH_END";
|
|
}
|
|
else if(eCurrentType == ListView::MagneticType::BOTH_END)
|
|
{
|
|
if(getListViewDirection() == ScrollView::Direction::HORIZONTAL)
|
|
{
|
|
eNextType = ListView::MagneticType::LEFT;
|
|
sString = "LEFT";
|
|
}
|
|
else
|
|
{
|
|
eNextType = ListView::MagneticType::TOP;
|
|
sString = "TOP";
|
|
}
|
|
}
|
|
else if(eCurrentType == ListView::MagneticType::LEFT)
|
|
{
|
|
eNextType = ListView::MagneticType::RIGHT;
|
|
sString = "RIGHT";
|
|
}
|
|
else if(eCurrentType == ListView::MagneticType::RIGHT)
|
|
{
|
|
eNextType = ListView::MagneticType::NONE;
|
|
sString = "NONE";
|
|
}
|
|
else if(eCurrentType == ListView::MagneticType::TOP)
|
|
{
|
|
eNextType = ListView::MagneticType::BOTTOM;
|
|
sString = "BOTTOM";
|
|
}
|
|
else if(eCurrentType == ListView::MagneticType::BOTTOM)
|
|
{
|
|
eNextType = ListView::MagneticType::NONE;
|
|
sString = "NONE";
|
|
}
|
|
_listView->setMagneticType(eNextType);
|
|
_titleLabel->setString(StringUtils::format("MagneticType - %s", sString.c_str()));
|
|
});
|
|
_uiLayer->addChild(pButton);
|
|
|
|
// Add list items
|
|
static const Size BUTTON_SIZE(100, 70);
|
|
for (int i = 0; i < 40; ++i)
|
|
{
|
|
auto pButton = Button::create("cocosui/button.png", "cocosui/buttonHighlighted.png");
|
|
pButton->setContentSize(BUTTON_SIZE);
|
|
pButton->setScale9Enabled(true);
|
|
pButton->setTitleText(StringUtils::format("Button-%d", i));
|
|
_listView->pushBackCustomItem(pButton);
|
|
}
|
|
return true;
|
|
}
|