Add squirrel command line events

gpxui.rc

@@ -1 +1,20 @@
+#include "build/version.h"
+
 IDI_ICON1 ICON DISCARDABLE "gpx.ico"
+1 VERSIONINFO
+BEGIN
+BLOCK "StringFileInfo"
+BEGIN
+    BLOCK "040904b0"
+    BEGIN
+        VALUE "FileDescription", "File converter from .gcode to .x3g"
+        VALUE "FileVersion", GPXUI_VERSION
+        VALUE "InternalName", "GpxUi.exe"
+        VALUE "LegalCopyright", "Copyright (c) 2015"
+        VALUE "OriginalFilename", "GpxUi.exe"
+        VALUE "ProductName", "GpxUi"
+        VALUE "ProductVersion", GPXUI_VERSION
+        VALUE "SquirrelAwareVersion", "1"
+    END
+END
+END

main.cpp

@@ -1,10 +1,10 @@
+
 #include "main.h"
 #include "mainwindow.h"
 #include "iniedit.h"
 
 #include <QApplication>
 #include <QtGui>
-#include <QSplashScreen>
 #include <QTextStream>
 #include <QStandardPaths>
 
@@ -46,6 +46,49 @@ namespace GpxUiInfo
     }
 }
 
+static void runUpdate(const QString sParam)
+{
+    QDir dir(QApplication::instance()->applicationDirPath());
+    dir.cdUp();
+    QStringList sArgs;
+    sArgs << sParam;
+    QProcess::startDetached(dir.filePath("Update.exe"), sArgs);
+}
+
+static void addAppDirToPath()
+{
+    QCoreApplication &a = *QApplication::instance();
+    QDir dir(a.applicationDirPath());
+    dir.cdUp();
+
+    QSettings settings("HKEY_CURRENT_USER\\Environment", QSettings::NativeFormat);
+    QString sPath = settings.value("PATH", QString()).toString();
+    if (sPath.isEmpty())
+        settings.setValue("PATH", a.applicationDirPath());
+    else if (!sPath.contains(a.applicationDirPath()))
+        settings.setValue("PATH", sPath + ";" + a.applicationDirPath());
+    PostMessage(HWND_BROADCAST, WM_SETTINGCHANGE, 0, (LPARAM)L"Environment");
+    PostMessage(HWND_BROADCAST, WM_SETTINGCHANGE, 0, (LPARAM)"Environment");
+}
+
+static void removeAppDirFromPath()
+{
+    QCoreApplication &a = *QApplication::instance();
+    QDir dir(a.applicationDirPath());
+    dir.cdUp();
+
+    QSettings settings("HKEY_CURRENT_USER\\Environment", QSettings::NativeFormat);
+    QString sPath = settings.value("PATH", QString()).toString();
+    sPath = sPath.remove(QString(";") + a.applicationDirPath());
+    sPath = sPath.remove(a.applicationDirPath());
+    if (sPath.isEmpty())
+        settings.remove("PATH");
+    else
+        settings.setValue("PATH", sPath);
+    PostMessage(HWND_BROADCAST, WM_SETTINGCHANGE, 0, (LPARAM)L"Environment");
+    PostMessage(HWND_BROADCAST, WM_SETTINGCHANGE, 0, (LPARAM)"Environment");
+}
+
 int main(int argc, char *argv[])
 {
     QApplication::setStyle("Fusion");
@@ -56,8 +99,50 @@ int main(int argc, char *argv[])
     a.setApplicationName("GpxUi");
     GpxUiInfo::init();
 
-//    QSplashScreen splash;
-//    splash.show();
+    if (argc > 1) {
+        QCommandLineParser clp;
+        clp.setApplicationDescription("GpxUi is a graphical user interface for running GPX, a command line utility that converts .gcode to .x3g");
+        clp.addHelpOption();
+        clp.addVersionOption();
+        QCommandLineOption cloInstall("squirrel-install", "Perform squirrel post install action", "version");
+        clp.addOption(cloInstall);
+        QCommandLineOption cloFirstRun("squirrel-firstrun", "First run after squirrel install");
+        clp.addOption(cloFirstRun);
+        QCommandLineOption cloUpdated("squirrel-updated", "Perform squirrel post update action", "version");
+        clp.addOption(cloUpdated);
+        QCommandLineOption cloObsolete("squirrel-obsolete", "Perform squirrel post update cleanup action", "version");
+        clp.addOption(cloObsolete);
+        QCommandLineOption cloUninstall("squirrel-uninstall", "Perform squirrel pre uninstall action", "version");
+        clp.addOption(cloUninstall);
+        clp.process(a);
+
+        if (clp.isSet(cloInstall)) {
+            addAppDirToPath();
+            runUpdate("--createShortcut=GpxUi.exe");
+            return 0;
+        }
+        else if(clp.isSet(cloUpdated)) {
+            addAppDirToPath();
+            return 0;
+        }
+        else if (clp.isSet(cloObsolete)) {
+            removeAppDirFromPath();
+            return 0;
+        }
+        else if (clp.isSet(cloUninstall)) {
+            removeAppDirFromPath();
+            runUpdate("--removeShortcut=GpxUi.exe");
+            return 0;
+        }
+        else if (clp.isSet(cloFirstRun)) {
+        }
+        else {
+            clp.showHelp();
+            Q_UNREACHABLE();
+            return 0;
+        }
+    }
+
 /*
     QString szPath = QStandardPaths::writableLocation(QStandardPaths::AppDataLocation);
     QDir dir(szPath);