我要求将图像显示为列表。我使用QListWidget完成了这个。在这里,当我双击图标时,它必须将图标保存在某处作为png。你能帮帮我怎么做。 我尝试过的事情: 以下是我的代码 ui-> listWidget_img-> setViewMode(QListWidget :: IconMode); ui - > listWidget_img-> setResizeMode(QListWidget :: Adjust); ui-> listWidget_img-> setIconSize(QSize(200,200)); ui-> ; listWidget_img-> setEditTriggers(QAbstractItemView :: NoEditTriggers); ui-> listWidget_img-> setMovement(QListView :: Static); QListWidgetItem * item1 =新的QListWidgetItem(QIcon(/ root / Icons / IssuePass.png),QString(IssuePass.png)); QListWidgetItem * item2 = new QListWidgetItem(QIcon(/ root / Icons / Network.png),QString(Network.png)); QListWidgetItem * item3 = new QListWidgetItem(QIcon(/ root / Icons / Orginfo.png),QString(Orginfo.png)); QListWidgetItem * item4 = new QListWidgetItem(QIcon(/ root / Icons / Passw) ord.png),QString(Password.png)); ui-> listWidget_img-> addItem(item1); ui-> listWidget_img - > addItem(item2); ui-> listWidget_img-> addItem(item3); ui-> listWidget_img-> addItem(item4); 图标双击 void Widget :: on_listWidget_img_itemDoubleClicked(QListWidgetItem * item) { 这里我必须将项目保存到某个路径的png文件中(/ root / myicon.png) } 怎么可能。
Hi, I have a requirement to display images as a list. I have done this using QListWidget. Here when I double click the icon it has to save the icon somewhere as png. Can you please help me how to do this. What I have tried: The below is my code ui->listWidget_img->setViewMode(QListWidget::IconMode); ui->listWidget_img->setResizeMode(QListWidget::Adjust); ui->listWidget_img->setIconSize(QSize(200,200)); ui->listWidget_img->setEditTriggers(QAbstractItemView::NoEditTriggers); ui->listWidget_img->setMovement(QListView::Static); QListWidgetItem *item1 = new QListWidgetItem(QIcon("/root/Icons/IssuePass.png"),QString("IssuePass.png")); QListWidgetItem *item2 = new QListWidgetItem(QIcon("/root/Icons/Network.png"),QString("Network.png")); QListWidgetItem *item3 = new QListWidgetItem(QIcon("/root/Icons/Orginfo.png"),QString("Orginfo.png")); QListWidgetItem *item4 = new QListWidgetItem(QIcon("/root/Icons/Password.png"),QString("Password.png")); ui->listWidget_img->addItem(item1); ui->listWidget_img->addItem(item2); ui->listWidget_img->addItem(item3); ui->listWidget_img->addItem(item4); icon double clicked void Widget::on_listWidget_img_itemDoubleClicked(QListWidgetItem *item) { Here I have to save the item into png file in some path("/root/myicon.png") } How it is possible.
推荐答案参见 qt save image - Google搜索 [ ^ ]。
更多推荐
如何在QT中将qlistwidgetitem转换为png文件(icon)
发布评论