Added install wizard. So far it only has the user select their q3a location on windows.

installwizard.cpp

@@ -0,0 +1,31 @@
+#include "installwizard.h"
+#include "ui_installwizard.h"
+#include "installwizard_locatepage.h"
+#include "settings.h"
+
+InstallWizard::InstallWizard(QWidget *parent, Settings *settings) :
+    QWizard(parent),
+    ui(new Ui::InstallWizard),
+    settings(settings)
+{
+    ui->setupUi(this);
+
+#ifdef Q_OS_WIN32
+    setPage(Page_Locate, new InstallWizard_LocatePage(this, settings));
+#endif
+}
+
+InstallWizard::~InstallWizard()
+{
+    delete ui;
+}
+
+void InstallWizard::on_InstallWizard_customButtonClicked(int which)
+{
+    if (which == QWizard::FinishButton)
+    {
+#ifdef Q_OS_WIN32
+        settings->setQuakePath(field("quake3Path").toString());
+#endif
+    }
+}

installwizard.h

@@ -0,0 +1,33 @@
+#ifndef INSTALLWIZARD_H
+#define INSTALLWIZARD_H
+
+#include <QWizard>
+
+namespace Ui {
+class InstallWizard;
+}
+
+class Settings;
+
+class InstallWizard : public QWizard
+{
+    Q_OBJECT
+
+public:
+    explicit InstallWizard(QWidget *parent, Settings *settings);
+    ~InstallWizard();
+
+    enum
+    {
+        Page_Locate
+    };
+
+private slots:
+    void on_InstallWizard_customButtonClicked(int which);
+
+private:
+    Ui::InstallWizard *ui;
+    Settings *settings;
+};
+
+#endif // INSTALLWIZARD_H

installwizard.ui

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>InstallWizard</class>
+ <widget class="QWizard" name="InstallWizard">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Quake 3: Arena Install Wizard</string>
+  </property>
+  <property name="windowIcon">
+   <iconset resource="imgs.qrc">
+    <normaloff>:/imgs/iolICO.png</normaloff>:/imgs/iolICO.png</iconset>
+  </property>
+ </widget>
+ <resources>
+  <include location="imgs.qrc"/>
+ </resources>
+ <connections/>
+</ui>

installwizard_locatepage.cpp

@@ -0,0 +1,50 @@
+#include <QFileDialog>
+#include <QMessageBox>
+#include "installwizard_locatepage.h"
+#include "ui_installwizard_locatepage.h"
+#include "settings.h"
+
+InstallWizard_LocatePage::InstallWizard_LocatePage(QWidget *parent, Settings *settings) :
+    QWizardPage(parent),
+    ui(new Ui::InstallWizard_LocatePage),
+    settings(settings)
+{
+    ui->setupUi(this);
+    registerField("quake3Path*", ui->txtLocation);
+}
+
+InstallWizard_LocatePage::~InstallWizard_LocatePage()
+{
+    delete ui;
+}
+
+void InstallWizard_LocatePage::initializePage()
+{
+    ui->txtLocation->setText(settings->getQuakePath());
+}
+
+void InstallWizard_LocatePage::on_btnBrowse_clicked()
+{
+    const QString location = QFileDialog::getExistingDirectory(this, tr("Select Quake 3: Arena Location"), settings->getQuakePath());
+
+    if (!location.isEmpty())
+    {
+        ui->txtLocation->setText(location);
+    }
+}
+
+bool InstallWizard_LocatePage::validatePage()
+{
+    if (ui->txtLocation->text().isEmpty())
+        return false;
+
+    QDir dir(ui->txtLocation->text());
+
+    if (!dir.exists())
+    {
+        QMessageBox::warning(this, "Invalid location", "The selected location doesn't exist. Please select a valid directory.");
+        return false;
+    }
+
+    return true;
+}

installwizard_locatepage.h

@@ -0,0 +1,32 @@
+#ifndef INSTALLWIZARD_LOCATEPAGE_H
+#define INSTALLWIZARD_LOCATEPAGE_H
+
+#include <QWizardPage>
+
+namespace Ui {
+class InstallWizard_LocatePage;
+}
+
+class Settings;
+
+class InstallWizard_LocatePage : public QWizardPage
+{
+    Q_OBJECT
+
+public:
+    explicit InstallWizard_LocatePage(QWidget *parent, Settings *settings);
+    ~InstallWizard_LocatePage();
+    virtual void initializePage();
+
+private slots:
+    void on_btnBrowse_clicked();
+
+protected:
+    virtual bool validatePage();
+
+private:
+    Ui::InstallWizard_LocatePage *ui;
+    Settings *settings;
+};
+
+#endif // INSTALLWIZARD_LOCATEPAGE_H

installwizard_locatepage.ui

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>InstallWizard_LocatePage</class>
+ <widget class="QWizardPage" name="InstallWizard_LocatePage">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <property name="title">
+   <string>Locate Quake 3: Arena</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="0" column="1">
+    <widget class="QPushButton" name="btnBrowse">
+     <property name="text">
+      <string>Browse...</string>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="0">
+    <widget class="QLineEdit" name="txtLocation"/>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

launch.pro

@@ -14,12 +14,18 @@ TEMPLATE = app
 
 SOURCES += main.cpp\
         mainwindow.cpp \
-    settings.cpp
+    settings.cpp \
+    installwizard.cpp \
+    installwizard_locatepage.cpp
 
 HEADERS  += mainwindow.h \
-    settings.h
+    settings.h \
+    installwizard.h \
+    installwizard_locatepage.h
 
-FORMS    += mainwindow.ui
+FORMS    += mainwindow.ui \
+    installwizard.ui \
+    installwizard_locatepage.ui
 
 OTHER_FILES += \
     README.md \

mainwindow.cpp

@@ -10,6 +10,7 @@
 
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
+#include "installwizard.h"
 
 ioLaunch::ioLaunch(QWidget *parent) :
     QMainWindow(parent),
@@ -86,30 +87,13 @@ void ioLaunch::on_btnLaunch_clicked()
     QString ioq3;
 
 #ifdef Q_OS_WIN32
-    // Prompt the user to set the ioq3 path if the settings value either doesn't exist or is invalid.
-    bool promptForPath = true;
-
-    if (settings.containsQuakePath())
+    if(!isQuake3PathValid())
     {
-        const QString path = settings.getQuakePath();
-        const QDir dir(path);
+        InstallWizard wizard(this, &settings);
+        wizard.exec();
 
-        if (!path.isEmpty() && dir.exists())
-            promptForPath = false;
-    }
-
-    if(promptForPath)
-    {
-        QMessageBox msg;
-        msg.setText("Please select your Quake3 directory");
-        msg.exec();
-
-        const QString path = QFileDialog::getExistingDirectory (this, tr("Directory"));
-
-        if (path.isEmpty())
+        if(!isQuake3PathValid())
             return;
-
-        settings.setQuakePath(path);
     }
 
     ioq3 = QString("\"") + settings.getQuakePath() + "/ioquake3.x86.exe\"";
@@ -218,6 +202,12 @@ void ioLaunch::on_sbHeight_valueChanged(int arg1)
     settings.setResolutionHeight(arg1);
 }
 
+void ioLaunch::on_btnRunInstallWizard_clicked()
+{
+    InstallWizard wizard(this, &settings);
+    wizard.exec();
+}
+
 // Since q3config.cfg is generated it's nice and clean and shouldn't need a full parser.
 static QString ParseToken(const QString &s, int &offset)
 {
@@ -258,6 +248,16 @@ static QString ParseToken(const QString &s, int &offset)
     return s.mid(start, end - start);
 }
 
+#ifdef Q_OS_WIN32
+bool ioLaunch::isQuake3PathValid() const
+{
+    if (!settings.containsQuakePath())
+        return false;
+
+    return !settings.getQuakePath().isEmpty() && QDir(settings.getQuakePath()).exists();
+}
+#endif
+
 void ioLaunch::parseQuake3Config()
 {
     QFile file(homePath + "/baseq3/q3config.cfg");

mainwindow.h

@@ -35,7 +35,14 @@ private slots:
 
     void on_sbHeight_valueChanged(int arg1);
 
+    void on_btnRunInstallWizard_clicked();
+
 private:
+#ifdef Q_OS_WIN32
+    // Returns false if the settings ioq3 path either doesn't exist or is invalid.
+    bool isQuake3PathValid() const;
+#endif
+
     void parseQuake3Config();
 
     Ui::ioLaunch *ui;

mainwindow.ui

@@ -339,6 +339,19 @@ QTabWidget::tab-bar{
        <string>H</string>
       </property>
      </widget>
+     <widget class="QPushButton" name="btnRunInstallWizard">
+      <property name="geometry">
+       <rect>
+        <x>10</x>
+        <y>70</y>
+        <width>101</width>
+        <height>23</height>
+       </rect>
+      </property>
+      <property name="text">
+       <string>Run Install Wizard</string>
+      </property>
+     </widget>
     </widget>
     <widget class="QWidget" name="tabRend2">
      <attribute name="title">