Dialog lab solution

Lab_Dialogs/Lab_Dialogs.pro

@@ -0,0 +1,21 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2011-07-21T09:10:01
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+TARGET = Lab_Dialogs
+TEMPLATE = app
+
+
+SOURCES += main.cpp\
+        mainwindow.cpp \
+    dialog.cpp
+
+HEADERS  += mainwindow.h \
+    dialog.h
+
+FORMS    += mainwindow.ui \
+    dialog.ui

Lab_Dialogs/dialog.cpp

@@ -0,0 +1,46 @@
+#include "dialog.h"
+#include "ui_dialog.h"
+#include <QMessageBox>
+
+Dialog::Dialog(int val, QWidget *parent) :
+    QDialog(parent),
+    ui(new Ui::Dialog)
+{
+    ui->setupUi(this);
+
+    QObject::connect(ui->buttonBox, SIGNAL(rejected()),
+                     this, SLOT(reject()));
+
+    QObject::connect(ui->buttonBox, SIGNAL(accepted()),
+                     this, SLOT(validate()));
+
+    ui->spinBox->setValue(val);
+}
+
+Dialog::~Dialog()
+{
+    delete ui;
+}
+
+void Dialog::validate()
+{
+    int val = value();
+
+    if ( val < 50 )
+    {
+        accept();
+        return;
+    }
+    else
+    {
+        QMessageBox::warning(this, tr("Value too high"),
+                             tr("Please type a value < 50"));
+
+    }
+}
+
+int Dialog::value()
+{
+    return ui->spinBox->value();
+}
+

Lab_Dialogs/dialog.h

@@ -0,0 +1,26 @@
+#ifndef DIALOG_H
+#define DIALOG_H
+
+#include <QDialog>
+
+namespace Ui {
+    class Dialog;
+}
+
+class Dialog : public QDialog
+{
+    Q_OBJECT
+
+public:
+    explicit Dialog(int val, QWidget *parent = 0);
+    ~Dialog();
+
+    int value();
+private slots:
+    void validate();
+
+private:
+    Ui::Dialog *ui;
+};
+
+#endif // DIALOG_H

Lab_Dialogs/dialog.ui

@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>Dialog</class>
+ <widget class="QDialog" name="Dialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Dialog</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QSpinBox" name="spinBox"/>
+   </item>
+   <item>
+    <widget class="QSlider" name="horizontalSlider">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>horizontalSlider</sender>
+   <signal>valueChanged(int)</signal>
+   <receiver>spinBox</receiver>
+   <slot>setValue(int)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>53</x>
+     <y>146</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>83</x>
+     <y>70</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>spinBox</sender>
+   <signal>valueChanged(int)</signal>
+   <receiver>horizontalSlider</receiver>
+   <slot>setValue(int)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>215</x>
+     <y>66</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>226</x>
+     <y>144</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

Lab_Dialogs/main.cpp

@@ -0,0 +1,11 @@
+#include <QtGui/QApplication>
+#include "mainwindow.h"
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    MainWindow w;
+    w.show();
+
+    return a.exec();
+}

Lab_Dialogs/mainwindow.cpp

@@ -0,0 +1,64 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+#include "dialog.h"
+
+MainWindow::MainWindow(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::MainWindow)
+{
+    ui->setupUi(this);
+
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
+
+void MainWindow::on_pushButton_clicked()
+{
+    Dialog d(ui->horizontalSlider->value());
+    if ( d.exec() == QDialog::Accepted )
+    {
+        ui->horizontalSlider->setValue(d.value());
+    }
+}
+
+void MainWindow::on_pushButton_2_clicked()
+{
+    Dialog *d = new Dialog(ui->horizontalSlider->value(), this);
+    d->show();
+    d->raise();
+    d->activateWindow();
+
+    QObject::connect(d, SIGNAL(accepted()),
+                     this, SLOT(dialogAccepted()));
+    QObject::connect(d, SIGNAL(rejected()),
+                     this, SLOT(dialogRejected()));
+}
+
+void MainWindow::dialogAccepted()
+{
+    Dialog *d = qobject_cast<Dialog *>(sender());
+
+    if ( ! d )
+    {
+        return;
+    }
+
+    int val = d->value();
+    ui->horizontalSlider->setValue(val);
+    d->deleteLater();
+}
+
+void MainWindow::dialogRejected()
+{
+    Dialog *d = qobject_cast<Dialog *>(sender());
+    if ( ! d )
+    {
+        return;
+    }
+
+    d->deleteLater();
+}
+

Lab_Dialogs/mainwindow.h

@@ -0,0 +1,30 @@
+#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();
+
+private slots:
+    void on_pushButton_clicked();
+
+    void on_pushButton_2_clicked();
+
+    void dialogAccepted();
+    void dialogRejected();
+
+private:
+    Ui::MainWindow *ui;
+};
+
+#endif // MAINWINDOW_H

Lab_Dialogs/mainwindow.ui

@@ -0,0 +1,68 @@
+<?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>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralWidget">
+   <layout class="QVBoxLayout" name="verticalLayout">
+    <item>
+     <widget class="QSlider" name="horizontalSlider">
+      <property name="orientation">
+       <enum>Qt::Horizontal</enum>
+      </property>
+     </widget>
+    </item>
+    <item>
+     <layout class="QHBoxLayout" name="horizontalLayout">
+      <item>
+       <widget class="QPushButton" name="pushButton">
+        <property name="text">
+         <string>Modal</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QPushButton" name="pushButton_2">
+        <property name="text">
+         <string>Modeless</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menuBar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>400</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>

QoolEdit/resources.qrc

@@ -1,6 +1,6 @@
 <RCC>
     <qresource prefix="/">
         <file>img/LogoZone-60970253142601.JPG</file>
-        <file>img/Close Icon.jpg</file>
+        <file alias="foo">img/Close Icon.jpg</file>
     </qresource>
 </RCC>

SignalMapper/SignalMapper.pro

@@ -0,0 +1,11 @@
+SOURCES += \
+    main.cpp \
+    dialog.cpp \
+    dialoglauncher.cpp
+
+HEADERS += \
+    dialog.h \
+    dialoglauncher.h
+
+FORMS += \
+    dialog.ui

SignalMapper/dialog.cpp

@@ -0,0 +1,20 @@
+#include "dialog.h"
+#include "ui_dialog.h"
+
+Dialog::Dialog(QWidget *parent) :
+    QDialog(parent),
+    ui(new Ui::Dialog)
+{
+    ui->setupUi(this);
+
+    QObject::connect(ui->buttonBox, SIGNAL(accepted()),
+                     this, SLOT(accept()));
+
+    QObject::connect(ui->buttonBox, SIGNAL(rejected()),
+                     this, SLOT(reject()));
+}
+
+Dialog::~Dialog()
+{
+    delete ui;
+}