Unknown Type Name Qchart. h:14:29: Unknown class name 'QChart'; did you mean 'QChar'? (

h:14:29: Unknown class name 'QChart'; did you mean 'QChar'? (fix available) :2089:1: note: 'QChar' declared here change 'QChart' to 'QChar' … Nous voudrions effectuer une description ici mais le site que vous consultez ne nous en laisse pas la possibilité. qt 中报错：D: \sjksh qt test2\untitled2\ mainwindow. tar. cpp:70:9: error: unknown type name 'QChart'; The error states that QChart is an unknown type, so try including QtCharts … RogerBreton wrote on 14 Apr 2021, 16:10 #1 I'm trying to follow an example for this code : QLibrary myLib ("mcp2221"); But I'm getting : main. I tried to makefile but come up with: error: unknown type name 'u_char'; did you mean 'char'? I referred to C PCAP library 我下载了源码编译之后出现了u_char" 未定义。 我编译googlecode的源码可以编译成功。 ubuntu 编译： sh autogen. h:5: error: 'QWebEngineView' file not found D: \sjksh qt test2\untitled2\ mainwindow. Series added to QChartView or QChart instances are owned by the instances and deleted when the instances are destroyed. h" QDynamicChart::QDynamicChart (QChart *parent) : QChart (parent) { ResID++; // Увеличение счетчика на единицу ChartID = ResID; /* Присвоение кнопке … If I go with this approach, I have to install the QTCharts on the target as well, which I have no idea how to do. cpp:1:1: error: unknown type name … 最近在做 嵌入式 项目时， 编译过程 中头文件爆出了“unknown type name …”的错误。 经过检查，未知的变量类型所在的头文件已经被包含在本头文件中了，而且也添加进了头 … Qt5. In addition, line, spline, area, and scatter series can be presented as polar charts by … QtCharts 组件是 QT 中提供图表绘制的模块，该模块可以方便的绘制常规图形， Qtcharts 组件基于GraphicsView模式实现，其核心是QChartView和QChart的二次封装版。 error: 'QChart' does not name a type; did you mean 'QChar'? · Issue #2696 · GoldenCheetah/GoldenCheetah. To create charts, the users have to use an instance of the related series class and add it to a QChart instance. 4k Views 3 Watching Oldest to Newest Wrapper class header file errors : qdynamicchart. QtCharts. QChart之饼图 绘制饼图需要用到3 … @viniltc Well, I've never used a QChart/QChartView(), but I imagine your QChartView() needs adding onto the main window somehow in order to appear? QChartView … 在使用QChart控件时，我按照网上的许多博文一样，添加了QT_CHARTS_USE_NAMESPACE语句，添加以后报错 在这种情况下只 … I want to add QChart to the form. 1 Unknown type name QChart / QWidget / QEvent / 原文 2019-03-08 11:53:27 4 1 c++ / qt / qt5 I wrote this line in my . pro file ? unknown type name怎么解决unknown type name未知类型名出现此类问题,就是未引用相应的库或者头文件在 你的文件头部分，循环引用导致，就是两个. h"前添加#include <qchart. ac. h:14:29: Unknown class name 'QChart'; did you mean 'QChar'? (fix available) :2089:1: note: 'QChar' declared Program is working but shows me so much error. I tried to copy the exact same code that QT provides in their website, [link]: https 做项目需要用到QT中的QChart进行图表的绘制，直接使用窗口可以显示出图表，但是需要将图表显示在ui控件中的widget上时，采用其 … @viniltc said in Error initalizing QChart: mainwindow. 1 and trying to open a working project but its giving me errors. 1 with cmake and I can't find a way to use Qt Charts. I have downloaded lvgl-master anf included it in the folder components. Nous voudrions effectuer une description ici mais le site que vous consultez ne nous en laisse pas la possibilité. 4k次，点赞7次，收藏7次。在尝试使用QtChart库时遇到编译错误'QChartView' does not name a type。解决方 … 我安装了Qt5. … Customer stories Events & webinars Ebooks & reports Business insights GitHub Skills The QLineSeries class presents data in line graphs. Here is my simple struct: typedef struct { int data; LLNode *next; //Error: … QT integration / unknown type name errors (false positive) #267 New issue Closed Closed Étudiant Inscrit en Janvier 2013 Messages 12 erreur: unknown type name Bonjour à tous, Je tiens à préciser qu j'ai d'abord vérifié si mon sujet a été traité dans les forums mais … 文章浏览阅读1. cpp:70:9: error: unknown type name 'QChart'; The error states that QChart is an … QtCharts 组件是QT中提供图表绘制的模块，该模块可以方便的绘制常规图形，Qtcharts 组件基于GraphicsView模式实现，其核心是QChartView和QChart的二次封装版。 好的，我现在需要解决用户在编译 Qt Charts时遇到的“ unknown type name ' QT _CHARTS_USE_ NAME SPACE'”错误。 首先，我需要回忆一下 Qt Charts的命名空间相关配置。 既然ui_xxx. cdiys1
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