static GreenshotForm()
{
if (!IsInDesignMode)
{
coreConfiguration = IniConfig.GetIniSection<CoreConfiguration>();
}
}
public static void Start(string[] args)
{
bool isAlreadyRunning = false;
List<string> filesToOpen = new List<string>();
// Init Log4NET
LogFileLocation = LogHelper.InitializeLog4NET();
// Get logger
LOG = log4net.LogManager.GetLogger(typeof(MainForm));
Application.ThreadException += new System.Threading.ThreadExceptionEventHandler(Application_ThreadException);
AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException);
// Log the startup
LOG.Info("Starting: " + EnvironmentInfo.EnvironmentToString(false));
IniConfig.Init();
AppConfig.UpgradeToIni();
// Read configuration
conf = IniConfig.GetIniSection<CoreConfiguration>();
try
{
// Fix for Bug 2495900, Multi-user Environment
// check whether there's an local instance running already
try
{
// Added Mutex Security, hopefully this prevents the UnauthorizedAccessException more gracefully
// See an example in Bug #3131534
SecurityIdentifier sid = new SecurityIdentifier(WellKnownSidType.WorldSid, null);
MutexSecurity mutexsecurity = new MutexSecurity();
mutexsecurity.AddAccessRule(new MutexAccessRule(sid, MutexRights.FullControl, AccessControlType.Allow));
mutexsecurity.AddAccessRule(new MutexAccessRule(sid, MutexRights.ChangePermissions, AccessControlType.Deny));
mutexsecurity.AddAccessRule(new MutexAccessRule(sid, MutexRights.Delete, AccessControlType.Deny));
bool created = false;
// 1) Create Mutex
applicationMutex = new Mutex(false, @"Local\F48E86D3-E34C-4DB7-8F8F-9A0EA55F0D08", out created, mutexsecurity);
// 2) Get the right to it, this returns false if it's already locked
if (!applicationMutex.WaitOne(0, false))
{
LOG.Debug("Greenshot seems already to be running!");
isAlreadyRunning = true;
// Clean up
applicationMutex.Close();
applicationMutex = null;
}
}
catch (AbandonedMutexException e)
{
// Another Greenshot instance didn't cleanup correctly!
// we can ignore the exception, it happend on the "waitone" but still the mutex belongs to us
LOG.Warn("Greenshot didn't cleanup correctly!", e);
}
catch (UnauthorizedAccessException e)
{
LOG.Warn("Greenshot is most likely already running for a different user in the same session, can't create mutex due to error: ", e);
isAlreadyRunning = true;
}
catch (Exception e)
{
LOG.Warn("Problem obtaining the Mutex, assuming it was already taken!", e);
isAlreadyRunning = true;
}
if (args.Length > 0 && LOG.IsDebugEnabled)
{
StringBuilder argumentString = new StringBuilder();
for (int argumentNr = 0; argumentNr < args.Length; argumentNr++)
{
argumentString.Append("[").Append(args[argumentNr]).Append("] ");
}
LOG.Debug("Greenshot arguments: " + argumentString.ToString());
}
for (int argumentNr = 0; argumentNr < args.Length; argumentNr++)
{
string argument = args[argumentNr];
// Help
if (argument.ToLower().Equals("/help"))
{
// Try to attach to the console
bool attachedToConsole = Kernel32.AttachConsole(Kernel32.ATTACHCONSOLE_ATTACHPARENTPROCESS);
// If attach didn't work, open a console
if (!attachedToConsole)
{
Kernel32.AllocConsole();
}
StringBuilder helpOutput = new StringBuilder();
helpOutput.AppendLine();
helpOutput.AppendLine("Greenshot commandline options:");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/help");
helpOutput.AppendLine("\t\tThis help.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/exit");
helpOutput.AppendLine("\t\tTries to close all running instances.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/reload");
helpOutput.AppendLine("\t\tReload the configuration of Greenshot.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/language [language code]");
helpOutput.AppendLine("\t\tSet the language of Greenshot, e.g. greenshot /language en-US.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t[filename]");
helpOutput.AppendLine("\t\tOpen the bitmap files in the running Greenshot instance or start a new instance");
Console.WriteLine(helpOutput.ToString());
// If attach didn't work, wait for key otherwise the console will close to quickly
if (!attachedToConsole)
{
Console.ReadKey();
}
FreeMutex();
return;
}
if (argument.ToLower().Equals("/exit"))
{
// unregister application on uninstall (allow uninstall)
try
{
LOG.Info("Sending all instances the exit command.");
// Pass Exit to running instance, if any
SendData(new CopyDataTransport(CommandEnum.Exit));
}
catch (Exception e)
{
LOG.Warn("Exception by exit.", e);
}
FreeMutex();
return;
}
// Reload the configuration
if (argument.ToLower().Equals("/reload"))
{
// Modify configuration
LOG.Info("Reloading configuration!");
// Update running instances
SendData(new CopyDataTransport(CommandEnum.ReloadConfig));
FreeMutex();
return;
}
// Stop running
if (argument.ToLower().Equals("/norun"))
{
// Make an exit possible
FreeMutex();
return;
}
// Language
if (argument.ToLower().Equals("/language"))
{
conf.Language = args[++argumentNr];
IniConfig.Save();
continue;
}
// Files to open
filesToOpen.Add(argument);
}
// Finished parsing the command line arguments, see if we need to do anything
CopyDataTransport transport = new CopyDataTransport();
if (filesToOpen.Count > 0)
{
foreach (string fileToOpen in filesToOpen)
{
transport.AddCommand(CommandEnum.OpenFile, fileToOpen);
}
}
if (MainForm.instance == null)
MainForm.instance = new MainForm(transport);
// if language is not set, show language dialog
if (string.IsNullOrEmpty(conf.Language))
{
LanguageDialog languageDialog = LanguageDialog.GetInstance();
languageDialog.ShowDialog();
conf.Language = languageDialog.SelectedLanguage;
IniConfig.Save();
}
// Check if it's the first time launch?
if (conf.IsFirstLaunch)
{
conf.IsFirstLaunch = false;
IniConfig.Save();
transport.AddCommand(CommandEnum.FirstLaunch);
}
}
catch (Exception ex)
{
LOG.Error("Exception in startup.", ex);
Application_ThreadException(MainForm.ActiveForm, new ThreadExceptionEventArgs(ex));
}
}
public static void Start(string[] args)
{
bool isAlreadyRunning = false;
List<string> filesToOpen = new List<string>();
// Set the Thread name, is better than "1"
Thread.CurrentThread.Name = Application.ProductName;
// Init Log4NET
LogFileLocation = LogHelper.InitializeLog4NET();
// Get logger
LOG = LogManager.GetLogger(typeof(MainForm));
Application.ThreadException += Application_ThreadException;
AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
// Initialize the IniConfig
IniConfig.Init();
// Log the startup
LOG.Info("Starting: " + EnvironmentInfo.EnvironmentToString(false));
// Read configuration
_conf = IniConfig.GetIniSection<CoreConfiguration>();
try {
// Fix for Bug 2495900, Multi-user Environment
// check whether there's an local instance running already
try {
// Added Mutex Security, hopefully this prevents the UnauthorizedAccessException more gracefully
// See an example in Bug #3131534
SecurityIdentifier sid = new SecurityIdentifier(WellKnownSidType.WorldSid, null);
MutexSecurity mutexsecurity = new MutexSecurity();
mutexsecurity.AddAccessRule(new MutexAccessRule(sid, MutexRights.FullControl, AccessControlType.Allow));
mutexsecurity.AddAccessRule(new MutexAccessRule(sid, MutexRights.ChangePermissions, AccessControlType.Deny));
mutexsecurity.AddAccessRule(new MutexAccessRule(sid, MutexRights.Delete, AccessControlType.Deny));
bool created;
// 1) Create Mutex
_applicationMutex = new Mutex(false, @"Local\F48E86D3-E34C-4DB7-8F8F-9A0EA55F0D08", out created, mutexsecurity);
// 2) Get the right to it, this returns false if it's already locked
if (!_applicationMutex.WaitOne(0, false)) {
LOG.Debug("Greenshot seems already to be running!");
isAlreadyRunning = true;
// Clean up
_applicationMutex.Close();
_applicationMutex = null;
}
} catch (AbandonedMutexException e) {
// Another Greenshot instance didn't cleanup correctly!
// we can ignore the exception, it happend on the "waitone" but still the mutex belongs to us
LOG.Warn("Greenshot didn't cleanup correctly!", e);
} catch (UnauthorizedAccessException e) {
LOG.Warn("Greenshot is most likely already running for a different user in the same session, can't create mutex due to error: ", e);
isAlreadyRunning = true;
} catch (Exception e) {
LOG.Warn("Problem obtaining the Mutex, assuming it was already taken!", e);
isAlreadyRunning = true;
}
if (args.Length > 0 && LOG.IsDebugEnabled) {
StringBuilder argumentString = new StringBuilder();
for(int argumentNr = 0; argumentNr < args.Length; argumentNr++) {
argumentString.Append("[").Append(args[argumentNr]).Append("] ");
}
LOG.Debug("Greenshot arguments: " + argumentString);
}
for(int argumentNr = 0; argumentNr < args.Length; argumentNr++) {
string argument = args[argumentNr];
// Help
if (argument.ToLower().Equals("/help") || argument.ToLower().Equals("/h") || argument.ToLower().Equals("/?")) {
// Try to attach to the console
bool attachedToConsole = Kernel32.AttachConsole(Kernel32.ATTACHCONSOLE_ATTACHPARENTPROCESS);
// If attach didn't work, open a console
if (!attachedToConsole) {
Kernel32.AllocConsole();
}
StringBuilder helpOutput = new StringBuilder();
helpOutput.AppendLine();
helpOutput.AppendLine("Greenshot commandline options:");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/help");
helpOutput.AppendLine("\t\tThis help.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/exit");
helpOutput.AppendLine("\t\tTries to close all running instances.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/reload");
helpOutput.AppendLine("\t\tReload the configuration of Greenshot.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/language [language code]");
helpOutput.AppendLine("\t\tSet the language of Greenshot, e.g. greenshot /language en-US.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t/inidirectory [directory]");
helpOutput.AppendLine("\t\tSet the directory where the greenshot.ini should be stored & read.");
helpOutput.AppendLine();
helpOutput.AppendLine();
helpOutput.AppendLine("\t[filename]");
helpOutput.AppendLine("\t\tOpen the bitmap files in the running Greenshot instance or start a new instance");
Console.WriteLine(helpOutput.ToString());
// If attach didn't work, wait for key otherwise the console will close to quickly
if (!attachedToConsole) {
Console.ReadKey();
}
FreeMutex();
return;
}
if (argument.ToLower().Equals("/exit")) {
// unregister application on uninstall (allow uninstall)
try {
LOG.Info("Sending all instances the exit command.");
// Pass Exit to running instance, if any
SendData(new CopyDataTransport(CommandEnum.Exit));
} catch (Exception e) {
LOG.Warn("Exception by exit.", e);
}
FreeMutex();
return;
}
// Reload the configuration
if (argument.ToLower().Equals("/reload")) {
// Modify configuration
LOG.Info("Reloading configuration!");
// Update running instances
SendData(new CopyDataTransport(CommandEnum.ReloadConfig));
FreeMutex();
return;
}
// Stop running
if (argument.ToLower().Equals("/norun")) {
// Make an exit possible
FreeMutex();
return;
}
// Language
if (argument.ToLower().Equals("/language")) {
_conf.Language = args[++argumentNr];
IniConfig.Save();
continue;
}
// Setting the INI-directory
if (argument.ToLower().Equals("/inidirectory")) {
IniConfig.IniDirectory = args[++argumentNr];
continue;
}
// Files to open
filesToOpen.Add(argument);
}
// Finished parsing the command line arguments, see if we need to do anything
CopyDataTransport transport = new CopyDataTransport();
if (filesToOpen.Count > 0) {
foreach(string fileToOpen in filesToOpen) {
transport.AddCommand(CommandEnum.OpenFile, fileToOpen);
}
}
if (isAlreadyRunning) {
// We didn't initialize the language yet, do it here just for the message box
if (filesToOpen.Count > 0) {
SendData(transport);
} else {
StringBuilder instanceInfo = new StringBuilder();
bool matchedThisProcess = false;
int index = 1;
int currentProcessId;
using (Process currentProcess = Process.GetCurrentProcess()) {
currentProcessId = currentProcess.Id;
}
foreach (Process greenshotProcess in Process.GetProcessesByName("greenshot")) {
try {
instanceInfo.Append(index++ + ": ").AppendLine(Kernel32.GetProcessPath(greenshotProcess.Id));
if (currentProcessId == greenshotProcess.Id) {
matchedThisProcess = true;
}
} catch (Exception ex) {
LOG.Debug(ex);
}
greenshotProcess.Dispose();
}
if (!matchedThisProcess) {
using (Process currentProcess = Process.GetCurrentProcess()) {
instanceInfo.Append(index + ": ").AppendLine(Kernel32.GetProcessPath(currentProcess.Id));
}
}
// A dirty fix to make sure the messagebox is visible as a Greenshot window on the taskbar
using (Form dummyForm = new Form()) {
dummyForm.Icon = GreenshotResources.getGreenshotIcon();
dummyForm.ShowInTaskbar = true;
dummyForm.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
dummyForm.Location = new Point(int.MinValue, int.MinValue);
dummyForm.Load += delegate { dummyForm.Size = Size.Empty; };
dummyForm.Show();
MessageBox.Show(dummyForm, Language.GetString(LangKey.error_multipleinstances) + "\r\n" + instanceInfo, Language.GetString(LangKey.error), MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
FreeMutex();
Application.Exit();
return;
}
// From here on we continue starting Greenshot
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
// if language is not set, show language dialog
if(string.IsNullOrEmpty(_conf.Language)) {
LanguageDialog languageDialog = LanguageDialog.GetInstance();
languageDialog.ShowDialog();
_conf.Language = languageDialog.SelectedLanguage;
IniConfig.Save();
}
// Check if it's the first time launch?
if(_conf.IsFirstLaunch) {
_conf.IsFirstLaunch = false;
IniConfig.Save();
transport.AddCommand(CommandEnum.FirstLaunch);
}
// Should fix BUG-1633
Application.DoEvents();
_instance = new MainForm(transport);
Application.Run();
} catch(Exception ex) {
LOG.Error("Exception in startup.", ex);
Application_ThreadException(ActiveForm, new ThreadExceptionEventArgs(ex));
}
}
