上手
如果是一个已经存在的qt项目，可以使用open目前的目录就可以。
编译
在 .pro文件中可以定义这些，注意自己的头文件放置位置。
code:
#-------------------------------------------------
#
# Project created by QtCreator 2021-03-02T15:53:39
#
#-------------------------------------------------
QT += core gui
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
TARGET = AgoraCall3
TEMPLATE = app
# The following define makes your compiler emit warnings if you use
# any feature of Qt which has been marked as deprecated (the exact warnings
# depend on your compiler). Please consult the documentation of the
# deprecated API in order to know how to port your code away from it.
DEFINES += QT_DEPRECATED_WARNINGS
# You can also make your code fail to compile if you use deprecated APIs.
# In order to do so, uncomment the following line.
# You can also select to disable deprecated APIs only up to a certain version of Qt.
#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000 # disables all the APIs deprecated before Qt 6.0.0
SOURCES += \
main.cpp \
...
devicestestworker.cpp \
capturedesktopworker.cpp
HEADERS += \
agoracall.h \
playmediaworker.h \
captureaudioworker.h \
capturevideoworker.h \
...
capturedesktopworker.h
FORMS += \
agoracall.ui \
dialogstreamsetting.ui \
localwindow.ui \
dialogdevicestest.ui
INCLUDEPATH = += /usr/include/eswin ../agora_sdk ../agora_sdk/include ../include .
contains(QMAKE_HOST.arch, aarch64) {
LIBS += -L/usr/lib/eswin/aarch64 -leswinsdk -L../agora_sdk/lib/aarch64 -lagora_rtc_sdk
QMAKE_RPATHDIR +=/usr/lib/eswin/aarch64 ../agora_sdk/lib/aarch64
} else {
LIBS += -L/usr/lib/eswin/x86_64 -leswinsdk -L../agora_sdk/lib/x86_64 -lagora_rtc_sdk
QMAKE_RPATHDIR +=/usr/lib/eswin/x86_64 ../agora_sdk/lib/x86_64
}
QMAKE_CXXFLAGS += -DTARGET_OS_LINUX=1 -DLICENSE_CHECK=1 -Wno-sign-compare -Wno-reorder -Wno-unused-variable -Wno-unused-parameter
TRANSLATIONS = AgoraCall_zh_CN.ts
CODECFORSRC = UTF-8
DESTDIR = ../009_QtAgoraCall3 # release 放置的路径
控件
比如我首先尝试一个 QPushButton 的按钮，名为 btnClose,那么，这个事件通知是通过 Sender Slot来进行描述的。
Sender就是这个按钮的名字，是选择的； Signal 是定义用户的行为；Receiver是QT接收到按键之后的行为；Slot()是系统表现出来的。
debug
#include