Qt5/Qt-Creator Debugging Window in a Splitter
--D. Thiebaut (talk) 09:12, 6 February 2014 (EST)
This toturial presents a simple set of steps needed to add a debugging window at the bottom of the GUI of a Qt-5 application.
Contents
Video
Source Files
debugDemo.pro
#-------------------------------------------------
#
# Project created by QtCreator 2014-02-06T08:24:43
#
#-------------------------------------------------
QT += core gui
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
TARGET = debugDemo
TEMPLATE = app
SOURCES += main.cpp\
mainwindow.cpp
HEADERS += mainwindow.h
FORMS += mainwindow.ui
main.cpp
<br />
#include "mainwindow.h"
#include <QApplication>
int main(int argc, char *argv[]){
QApplication a(argc, argv);
MainWindow w;
w.show();
return a.exec();
}
mainwindow.cpp
#include "mainwindow.h"
#include "ui_mainwindow.h"
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow) {
ui->setupUi(this);
}
MainWindow::~MainWindow() {
delete ui;
}
void MainWindow::debug( QString s ) {
ui->textBrowser->append( s );
}
void MainWindow::on_pushButton_clicked() {
debug( "Click!" );
}
mainwindow.h
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>
namespace Ui {
class MainWindow;
}
class MainWindow : public QMainWindow {
Q_OBJECT
public:
explicit MainWindow(QWidget *parent = 0);
~MainWindow();
void debug( QString s );
private slots:
void on_pushButton_clicked();
private:
Ui::MainWindow *ui;
};
#endif // MAINWINDOW_H
mainwindow.ui
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>MainWindow</class>
<widget class="QMainWindow" name="MainWindow">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>438</width>
<height>454</height>
</rect>
</property>
<property name="windowTitle">
<string>MainWindow</string>
</property>
<widget class="QWidget" name="centralWidget">
<layout class="QGridLayout" name="gridLayout">
<item row="0" column="0">
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>File</string>
</property>
</widget>
</item>
<item>
<widget class="QLineEdit" name="lineEdit"/>
</item>
<item>
<widget class="QPushButton" name="pushButton">
<property name="text">
<string>Browse...</string>
</property>
</widget>
</item>
</layout>
</item>
<item row="1" column="0">
<widget class="QSplitter" name="splitter">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
<widget class="QCalendarWidget" name="calendarWidget"/>
<widget class="QTextBrowser" name="textBrowser"/>
</widget>
</item>
</layout>
</widget>
<widget class="QMenuBar" name="menuBar">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>438</width>
<height>22</height>
</rect>
</property>
</widget>
<widget class="QToolBar" name="mainToolBar">
<attribute name="toolBarArea">
<enum>TopToolBarArea</enum>
</attribute>
<attribute name="toolBarBreak">
<bool>false</bool>
</attribute>
</widget>
<widget class="QStatusBar" name="statusBar"/>
</widget>
<layoutdefault spacing="6" margin="11"/>
<resources/>
<connections/>
</ui>