在*.pro文件中 添加 QT charts打开ui设计器选择一个Graphics View控件鼠标右键点击“提升为...”在类名编辑框里输入QChartView点击添加、提升按钮如下图。*.h文件加入如下代码#include QtCharts/QtCharts#include QtCharts/QChartViewusing namespace QtCharts;或QT_CHARTS_USE_NAMESPACEQChart* chart ;QLineSeries *series;quint32 counter;QChartView *chartView;*.cpp文件加入如下代码void MainWindow::on_pB_draw_clicked(){chart new QChart();series new QLineSeries();counter 0;for (counter 0; counter 100; counter) {series-append(counter, sin(0.6f*counter));}chart-addSeries(series);chart-createDefaultAxes(); //基于已添加到图表的 series 来创建默认的坐标轴chart-setTitle(my chart);chart-legend()-hide(); //不然会有个点儿ui-graphicsView-setChart(chart);ui-graphicsView-resize(620,400);}例程源代码https://download.csdn.net/download/qq_34492056/93324901?spm1001.2014.3001.5503