Difference between revisions of "Qt/Widgets/MessageBoxFromThread"
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Daviddoria (Talk | contribs) (Created page with '==MessageBoxFromThread.cxx== <source lang="cpp"> #include <QThread> #include <QMessageBox> #include <QApplication> #include <iostream> class MyThread : public QThread { public…') |
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Line 1: | Line 1: | ||
==MessageBoxFromThread.cxx== | ==MessageBoxFromThread.cxx== | ||
<source lang="cpp"> | <source lang="cpp"> | ||
− | |||
− | |||
#include <QApplication> | #include <QApplication> | ||
#include <iostream> | #include <iostream> | ||
− | class | + | #include "form.h" |
+ | #include "thread.h" | ||
+ | |||
+ | int main(int argc, char*argv[]) | ||
+ | { | ||
+ | QApplication app(argc, argv); | ||
+ | |||
+ | Form form; | ||
+ | form.show(); | ||
+ | |||
+ | return app.exec(); | ||
+ | } | ||
+ | </source> | ||
+ | |||
+ | ==thread.h== | ||
+ | <source lang="cpp"> | ||
+ | #ifndef THREAD_H | ||
+ | #define THREAD_H | ||
+ | |||
+ | #include <QThread> | ||
+ | |||
+ | class Thread : public QThread | ||
{ | { | ||
Line 15: | Line 34: | ||
}; | }; | ||
− | void | + | #endif |
+ | </source> | ||
+ | |||
+ | ==thread.cpp== | ||
+ | <source lang="cpp"> | ||
+ | #include "thread.h" | ||
+ | |||
+ | #include <QMessageBox> | ||
+ | #include <iostream> | ||
+ | |||
+ | void Thread::run() | ||
{ | { | ||
std::cout << "Message box from thread" << std::endl; | std::cout << "Message box from thread" << std::endl; | ||
Line 22: | Line 51: | ||
msgBox.setText("Test Text"); | msgBox.setText("Test Text"); | ||
msgBox.exec(); | msgBox.exec(); | ||
+ | |||
} | } | ||
− | + | </source> | |
− | + | ||
+ | ==form.h== | ||
+ | <source lang="cpp"> | ||
+ | #ifndef BUTTONFORM_H | ||
+ | #define BUTTONFORM_H | ||
+ | |||
+ | #include <QWidget> | ||
+ | #include "ui_form.h" | ||
+ | |||
+ | class Form : public QWidget, private Ui::Form | ||
{ | { | ||
− | + | Q_OBJECT | |
+ | public: | ||
+ | Form(QWidget *parent = 0); | ||
− | + | public slots: | |
− | + | void pushButton_clicked(); | |
+ | }; | ||
− | + | #endif | |
+ | |||
+ | </source> | ||
+ | |||
+ | ==form.cpp== | ||
+ | <source lang="cpp"> | ||
+ | #include "form.h" | ||
+ | #include "thread.h" | ||
+ | |||
+ | Form::Form(QWidget *parent) : QWidget(parent) | ||
+ | { | ||
+ | setupUi(this); | ||
+ | connect( this->pushButton, SIGNAL( clicked() ), this, SLOT(pushButton_clicked()) ); | ||
} | } | ||
+ | |||
+ | void Form::pushButton_clicked() | ||
+ | { | ||
+ | Thread a; | ||
+ | a.start(); | ||
+ | } | ||
+ | |||
+ | |||
+ | |||
+ | </source> | ||
+ | |||
+ | ==form.ui== | ||
+ | <source lang="text"> | ||
+ | <?xml version="1.0" encoding="UTF-8"?> | ||
+ | <ui version="4.0"> | ||
+ | <class>Form</class> | ||
+ | <widget class="QWidget" name="Form"> | ||
+ | <property name="geometry"> | ||
+ | <rect> | ||
+ | <x>0</x> | ||
+ | <y>0</y> | ||
+ | <width>400</width> | ||
+ | <height>300</height> | ||
+ | </rect> | ||
+ | </property> | ||
+ | <property name="windowTitle"> | ||
+ | <string>My Program</string> | ||
+ | </property> | ||
+ | <widget class="QPushButton" name="pushButton"> | ||
+ | <property name="geometry"> | ||
+ | <rect> | ||
+ | <x>130</x> | ||
+ | <y>100</y> | ||
+ | <width>91</width> | ||
+ | <height>28</height> | ||
+ | </rect> | ||
+ | </property> | ||
+ | <property name="text"> | ||
+ | <string>Click me</string> | ||
+ | </property> | ||
+ | </widget> | ||
+ | </widget> | ||
+ | <resources/> | ||
+ | <connections/> | ||
+ | </ui> | ||
+ | |||
</source> | </source> | ||
Line 39: | Line 139: | ||
cmake_minimum_required(VERSION 2.6) | cmake_minimum_required(VERSION 2.6) | ||
− | PROJECT( | + | PROJECT(MessageBoxFromThread) |
FIND_PACKAGE(Qt4 REQUIRED) | FIND_PACKAGE(Qt4 REQUIRED) | ||
INCLUDE(${QT_USE_FILE}) | INCLUDE(${QT_USE_FILE}) | ||
+ | |||
+ | QT4_WRAP_UI(UISrcs form.ui) | ||
+ | QT4_WRAP_CPP(MOCSrcs form.h) | ||
include_directories(${include_directories} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}) | include_directories(${include_directories} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}) | ||
− | ADD_EXECUTABLE( | + | ADD_EXECUTABLE(MessageBoxFromThread MessageBoxFromThread.cpp form.cpp thread.cpp ${MOCSrcs} ${UISrcs}) |
− | TARGET_LINK_LIBRARIES( | + | TARGET_LINK_LIBRARIES(MessageBoxFromThread ${QT_LIBRARIES}) |
</source> | </source> |
Revision as of 15:32, 28 November 2010
Contents
MessageBoxFromThread.cxx
#include <QApplication> #include <iostream> #include "form.h" #include "thread.h" int main(int argc, char*argv[]) { QApplication app(argc, argv); Form form; form.show(); return app.exec(); }
thread.h
#ifndef THREAD_H #define THREAD_H #include <QThread> class Thread : public QThread { public: virtual void run(); }; #endif
thread.cpp
#include "thread.h" #include <QMessageBox> #include <iostream> void Thread::run() { std::cout << "Message box from thread" << std::endl; QMessageBox msgBox; msgBox.setText("Test Text"); msgBox.exec(); }
form.h
#ifndef BUTTONFORM_H #define BUTTONFORM_H #include <QWidget> #include "ui_form.h" class Form : public QWidget, private Ui::Form { Q_OBJECT public: Form(QWidget *parent = 0); public slots: void pushButton_clicked(); }; #endif
form.cpp
#include "form.h" #include "thread.h" Form::Form(QWidget *parent) : QWidget(parent) { setupUi(this); connect( this->pushButton, SIGNAL( clicked() ), this, SLOT(pushButton_clicked()) ); } void Form::pushButton_clicked() { Thread a; a.start(); }
form.ui
<?xml version="1.0" encoding="UTF-8"?> <ui version="4.0"> <class>Form</class> <widget class="QWidget" name="Form"> <property name="geometry"> <rect> <x>0</x> <y>0</y> <width>400</width> <height>300</height> </rect> </property> <property name="windowTitle"> <string>My Program</string> </property> <widget class="QPushButton" name="pushButton"> <property name="geometry"> <rect> <x>130</x> <y>100</y> <width>91</width> <height>28</height> </rect> </property> <property name="text"> <string>Click me</string> </property> </widget> </widget> <resources/> <connections/> </ui>
CMakeLists.txt
cmake_minimum_required(VERSION 2.6) PROJECT(MessageBoxFromThread) FIND_PACKAGE(Qt4 REQUIRED) INCLUDE(${QT_USE_FILE}) QT4_WRAP_UI(UISrcs form.ui) QT4_WRAP_CPP(MOCSrcs form.h) include_directories(${include_directories} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}) ADD_EXECUTABLE(MessageBoxFromThread MessageBoxFromThread.cpp form.cpp thread.cpp ${MOCSrcs} ${UISrcs}) TARGET_LINK_LIBRARIES(MessageBoxFromThread ${QT_LIBRARIES})