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彻底改进分页算法

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This commit is contained in:
feiyangqingyun
2021-04-27 07:43:21 +08:00
parent d1d9daa36f
commit 73035cd722
8 changed files with 250 additions and 239 deletions
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8
dbpage/frmdbpage.cpp
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@@ -46,22 +46,20 @@ void frmDbPage::initForm()
dbPage = new DbPage(this);
//设置所有列居中显示
dbPage->setAllCenter(true);
dbPage->setControl(ui->tableMain, ui->labPageCount, ui->labPageCurrent, ui->labResultCount, ui->labResultCurrent, ui->labResult, 0,
ui->btnFirst, ui->btnPre, ui->btnNext, ui->btnLast, countName);
dbPage->setControl(ui->tableMain, ui->labPageTotal, ui->labPageCurrent, ui->labRecordsTotal, ui->labRecordsPerpage,
ui->labSelectTime, 0, ui->btnFirst, ui->btnPreVious, ui->btnNext, ui->btnLast, countName);
ui->tableMain->horizontalHeader()->setStretchLastSection(true);
ui->tableMain->verticalHeader()->setDefaultSectionSize(25);
}
void frmDbPage::on_btnSelect_clicked()
{
ui->labResult->setText("正在查询...");
//绑定数据到表格
QString sql = "where 1=1";
dbPage->setTableName(tableName);
dbPage->setOrderSql(QString("%1 %2").arg(countName).arg("asc"));
dbPage->setWhereSql(sql);
dbPage->setResultCurrent(20);
dbPage->setRecordsPerpage(20);
dbPage->setColumnNames(columnNames);
dbPage->setColumnWidths(columnWidths);
dbPage->select();