22#include "RConfigure.h"
47#include "TApplicationCommandLineOptionsHelp.h"
90 gROOT->EndOfProcessCleanups();
98 fArgc(0), fArgv(nullptr), fAppImp(nullptr), fIsRunning(
kFALSE), fReturnFromRun(
kFALSE),
100 fFiles(nullptr), fIdleTimer(nullptr), fSigHandler(nullptr), fExitOnException(kDontExit),
121 void * ,
Int_t numOptions) :
122 fArgc(0), fArgv(nullptr), fAppImp(nullptr), fIsRunning(
kFALSE), fReturnFromRun(
kFALSE),
124 fFiles(nullptr), fIdleTimer(nullptr), fSigHandler(nullptr), fExitOnException(kDontExit),
148 Error(
"TApplication",
"only one instance of TApplication allowed");
154 ::Fatal(
"TApplication::TApplication",
"ROOT system not initialized");
157 ::Fatal(
"TApplication::TApplication",
"gSystem not initialized");
160 if (!hasRegisterAtExit) {
163 hasRegisterAtExit =
kTRUE;
165 gROOT->SetName(appClassName);
168 if (argc && *argc > 0) {
173 for (
int i = 0; i <
fArgc; i++)
199 gROOT->SetLineHasBeenProcessed();
203 gROOT->SetApplication(
this);
212 for (
int i = 0; i <
fArgc; i++)
263 #if !defined(R__WIN32)
273 if ((
h =
gROOT->GetPluginManager()->FindHandler(
"TVirtualX",
"x11ttf")))
274 if (
h->LoadPlugin() == -1)
275 Info(
"InitializeGraphics",
"no TTF support");
302 if (!only_web &&
gEnv->
GetValue(
"Canvas.UseScreenFactor", 1)) {
347 static char null[1] = {
"" };
359 for (i = 1; i < *argc; i++) {
360 if (!strcmp(argv[i],
"-?") || !strncmp(argv[i],
"-h", 2) ||
361 !strncmp(argv[i],
"--help", 6)) {
362 fprintf(stderr, kCommandLineOptionsHelp);
364 }
else if (!strncmp(argv[i],
"--version", 9)) {
365 fprintf(stderr,
"ROOT Version: %s\n",
gROOT->GetVersion());
366 fprintf(stderr,
"Built for %s on %s\n",
368 gROOT->GetGitDate());
370 fprintf(stderr,
"From %s@%s\n",
371 gROOT->GetGitBranch(),
372 gROOT->GetGitCommit());
375 }
else if (!strcmp(argv[i],
"-config")) {
376 fprintf(stderr,
"ROOT ./configure options:\n%s\n",
gROOT->GetConfigOptions());
378 }
else if (!strcmp(argv[i],
"-b")) {
381 }
else if (!strcmp(argv[i],
"-n")) {
384 }
else if (!strcmp(argv[i],
"-t")) {
390 }
else if (!strcmp(argv[i],
"-q")) {
393 }
else if (!strcmp(argv[i],
"-l")) {
397 }
else if (!strcmp(argv[i],
"-x")) {
400 }
else if (!strcmp(argv[i],
"-splash")) {
404 }
else if (strncmp(argv[i],
"--web", 5) == 0) {
406 const char *opt = argv[i] + 5;
408 gROOT->SetWebDisplay((*opt ==
'=') ? opt + 1 :
"");
409 }
else if (!strcmp(argv[i],
"-e")) {
420 Warning(
"GetOptions",
"-e must be followed by an expression.");
422 }
else if (!strcmp(argv[i],
"--")) {
424 bool warnShown =
false;
430 if (!
dynamic_cast<TNamed*
>(
f)) {
431 Error(
"GetOptions()",
"Inconsistent file entry (not a TObjString)!");
440 if (
file->String().EndsWith(
".root"))
442 if (
file->String().Contains(
'('))
445 if (macro && !warnShown && (warnShown =
true))
446 Warning(
"GetOptions",
"-- is used with several macros. "
447 "The arguments will be passed to the last one.");
459 for (; i < *argc; i++) {
466 Warning(
"GetOptions",
"no macro to pass arguments to was provided. "
467 "Everything after the -- will be ignored.");
468 for (; i < *argc; i++)
471 }
else if (argv[i][0] !=
'-' && argv[i][0] !=
'+') {
474 char *arg = strchr(argv[i],
'(');
475 if (arg) *arg =
'\0';
499 }
else if (!strcmp(
gROOT->GetName(),
"Rint")) {
500 Warning(
"GetOptions",
"only one directory argument can be specified (%s)", dir);
502 }
else if (
size > 0) {
508 Warning(
"GetOptions",
"file %s has size 0, skipping", dir);
515 if (!strcmp(
gROOT->GetName(),
"Rint"))
516 Warning(
"GetOptions",
"file %s not found", dir);
539 if (!strcmp(
gROOT->GetName(),
"Rint"))
540 Warning(
"GetOptions",
"macro %s not found", fname.
Data());
555 for (i = 0; i < *argc; i++) {
556 if (strcmp(argv[i],
"")) {
574 Emit(
"HandleIdleTimer()");
630#elif defined(R__WIN32)
645 Warning(
"OpenInBrowser",
"The $DISPLAY is not set! Please open (e.g. Ctrl-click) %s\n", url.
Data());
651enum EUrl { kURLforClass, kURLforNameSpace, kURLforStruct };
664 TString url =
"https://root.cern/doc/";
666 TPRegexp re4(R
"(.*/(v\d)-(\d\d)-00-patches)");
667 const char *branchName =
gROOT->GetGitBranch();
668 TObjArray *objarr = re4.MatchS(branchName);
686 if (scopeType == kURLforClass) {
688 }
else if (scopeType == kURLforStruct) {
723 methodArguments.
ReplaceAll(
"ostream",
"std::ostream");
724 methodArguments.
ReplaceAll(
"istream",
"std::istream");
725 methodArguments.
ReplaceAll(
"map",
"std::map");
726 methodArguments.
ReplaceAll(
"vector",
"std::vector");
730 scopeNameRE.Append(scopeName);
731 scopeNameRE.Append(
"::\\b");
733 argFix.Substitute(methodArguments,
"");
734 return methodArguments;
756 scopeNameRE.Append(scopeName);
757 scopeNameRE.Append(
"::\\b");
759 returnFix.Substitute(returnType,
"");
765 returnType.
Prepend(
"virtual ");
775 returnType.
ReplaceAll(
"istream",
"std::istream");
776 returnType.
ReplaceAll(
"ostream",
"std::ostream");
778 returnType.
ReplaceAll(
"vector",
"std::vector");
802 if (!dataMember->
IsEnum()) {
807 md5DataMember.Append(
" ");
809 md5DataMember.Append(scopeName);
810 md5DataMember.Append(
"::");
812 md5DataMember.Append(dataMemberName);
813 md5DataMember.Append(dataMemberName);
815 TString urlForDataMember = UrlGenerator(scopeName, scopeType);
817 urlForDataMember.
Append(
"#a");
818 urlForDataMember.
Append(md5DataMember.MD5());
819 return urlForDataMember;
826 if (scopeEnumeration.
Contains(
"(unnamed)")) {
828 md5EnumClass.
Append(scopeName);
829 md5EnumClass.
Append(
"::@1@1");
833 md5EnumClass.
Append(scopeEnumeration);
837 md5EnumClass.
Append(enumOnlyName);
841 md5Enumerator.Append(scopeName);
842 md5Enumerator.Append(
"::");
843 md5Enumerator.Append(dataMemberName);
844 md5Enumerator.Append(dataMemberName);
846 TString url = UrlGenerator(scopeName, scopeType);
852 url.
Append(md5Enumerator.MD5());
870 TString md5Enumeration(scopeName);
871 md5Enumeration.Append(
"::");
872 md5Enumeration.Append(enumeration);
873 md5Enumeration.Append(enumeration);
875 TString url(UrlGenerator(scopeName, scopeType));
878 url.
Append(md5Enumeration.MD5());
884enum EMethodKind { kURLforMethod, kURLforStructor };
900 EMethodKind methodType, EUrl scopeType)
903 if (methodType == kURLforMethod) {
906 md5Text.
Append((FormatReturnTypeForDoxygen(scopeName, func)));
907 if (scopeType == kURLforNameSpace) {
916 md5Text.
Append(scopeName);
918 md5Text.
Append(methodName);
919 md5Text.
Append(methodName);
921 md5Text.
Append(FormatMethodArgsForDoxygen(scopeName, func));
923 TString url = UrlGenerator(scopeName, scopeType);
948 scopeType = kURLforNameSpace;
949 }
else if (clas->Property() &
kIsStruct) {
950 scopeType = kURLforStruct;
952 scopeType = kURLforClass;
962 if (strippedClass == memberName) {
963 Error(
"OpenReferenceGuideFor",
"Unknown entity \"%s\" - global variables / functions not supported yet!",
964 strippedClass.
Data());
973 Warning(
"OpenReferenceGuideFor",
"\"%s\" does not exist in ROOT!", scopeName.
Data());
979 scopeType = kURLforNameSpace;
981 scopeType = kURLforStruct;
983 scopeType = kURLforClass;
988 int bracket = memberName.
First(
"(");
990 memberName.
Remove(bracket);
997 EMethodKind methodType;
999 if (baseClName == memberName) {
1000 methodType = kURLforStructor;
1002 }
else if (memberName[0] ==
'~') {
1003 methodType = kURLforStructor;
1006 methodType = kURLforMethod;
1009 OpenInBrowser(GetUrlForMethod(baseClName, memberName, func, methodType, scopeType));
1016 OpenInBrowser(GetUrlForEnumeration(scopeName, memberName, scopeType));
1024 OpenInBrowser(GetUrlForDataMember(baseClName, memberName, enumerator, scopeType));
1030 Warning(
"Help",
"cannot find \"%s\" as member of %s or its base classes! Check %s\n", memberName.
Data(),
1031 scopeName.
Data(), UrlGenerator(scopeName, scopeType).Data());
1045 if ((strippedCommand ==
".help") || (strippedCommand ==
".?")) {
1047 Printf(
"\n ROOT special commands.");
1048 Printf(
" ==============================================================================");
1049 Printf(
" .L <filename>[flags]: load the given file with optional flags like\n"
1050 " + to compile or ++ to force recompile.\n"
1051 " Type .? TSystem::CompileMacro for a list of all flags.");
1052 Printf(
" .(x|X) <filename>[flags](args) :\n"
1053 " same as .L <filename>[flags] and runs then a function\n"
1054 " with signature: ret_type filename(args).");
1055 Printf(
" .credits : show credits");
1056 Printf(
" .demo : launch GUI demo");
1057 Printf(
" .help Class::Member : open reference guide for that class member (or .?).\n"
1058 " Specifying '::Member' is optional.");
1059 Printf(
" .help edit : show line editing shortcuts (or .?)");
1060 Printf(
" .license : show license");
1061 Printf(
" .ls : list contents of current TDirectory");
1062 Printf(
" .pwd : show current TDirectory, pad and style");
1063 Printf(
" .quit (or .exit) : quit ROOT (long form of .q)");
1064 Printf(
" .R [user@]host[:dir] [-l user] [-d dbg] [script] :\n"
1065 " launch process in a remote host");
1066 Printf(
" .qqq : quit ROOT - mandatory");
1067 Printf(
" .qqqqq : exit process immediately");
1068 Printf(
" .qqqqqqq : abort process");
1069 Printf(
" .which [file] : show path of macro file");
1070 Printf(
" .![OS_command] : execute OS-specific shell command");
1071 Printf(
" .!root -? : print ROOT usage (CLI options)");
1077 Error(
"Help",
"Unknown command!");
1082 strippedCommand.
Remove(0, 3);
1084 strippedCommand.
Remove(0, 5);
1089 if (strippedCommand ==
"edit") {
1090 Printf(
"\n ROOT terminal keyboard shortcuts (GNU-readline style).");
1092 #define FOOTNOTE " *"
1093 Printf(
"* Some of these commands might be intercepted by macOS predefined system shortcuts.");
1098 Printf(
" ==============================================================================");
1099 Printf(
" Arrow_Left : move cursor left [Ctrl+B]");
1100 Printf(
" Arrow_Right : move cursor right [Ctrl+F] [Ctrl+G]");
1102 Printf(
" Fn+Arrow_Left : move cursor to beginning of line [Ctrl+A]");
1104 Printf(
" Home : move cursor to beginning of line [Ctrl+A]");
1107 Printf(
" Fn+Arrow_Right : move cursor to end of line [Ctrl+E]");
1109 Printf(
" End : move cursor to end of line [Ctrl+E]");
1111 Printf(
" Ctrl+Arrow_Left : jump to previous word [Esc,B] [Alt,B]" FOOTNOTE);
1112 Printf(
" Ctrl+Arrow_Right : jump to next word [Esc,F] [Alt,F]" FOOTNOTE);
1114 Printf(
" Backspace : delete previous character [Ctrl+H]");
1115 Printf(
" Del : delete next character [Ctrl+D]");
1116 Printf(
" Esc,Backspace : delete previous word [Ctrl+W] [Esc,Ctrl+H] [Alt+Backspace] [Esc,Del] [Esc,Ctrl+Del]" FOOTNOTE);
1118 Printf(
" Ctrl+U : cut all characters between cursor and start of line");
1119 Printf(
" Ctrl+K : cut all characters between cursor and end of line");
1121 Printf(
" Ctrl+T : transpose characters");
1122 Printf(
" Esc,C : character to upper and jump to next word");
1123 Printf(
" Esc,L : word to lower case and jump to its end");
1124 Printf(
" Esc,U : word to upper case and jump to its end");
1125 Printf(
" Ctrl+Shift+C : copy clipboard content");
1126 Printf(
" Ctrl+Shift+V : paste clipboard content [Ctrl+Y] [Alt+Y]");
1128 Printf(
" Fn+Enter : toggle overwrite mode");
1130 Printf(
" Ins : toggle overwrite mode");
1133 Printf(
" Ctrl+_ : undo last keypress action");
1134 Printf(
" Tab : autocomplete command or print suggestions [Ctrl+I] [Esc,Tab]");
1135 Printf(
" Enter : execute command [Ctrl+J] [Ctrl+M]");
1136 Printf(
" Ctrl+L : clear prompt screen");
1137 Printf(
" Ctrl+D : quit ROOT (if empty line)");
1138 Printf(
" Ctrl+C : send kSigInt interrupt signal");
1139 Printf(
" Ctrl+Z : send kSigStop pause job signal");
1141 Printf(
" Arrow_Down : navigate downwards in command history [Ctrl+N]");
1142 Printf(
" Arrow_Up : navigate upwards in command history [Ctrl+P]");
1143 Printf(
" Ctrl+R ; Ctrl+S : search command in your history by typing a string.\n"
1144 " Use Backspace if you mistyped (but not arrows).\n"
1145 " Press Ctrl+R (Ctrl+S) repeateadly to navigate matches in reverse (forward) order");
1146 Printf(
" Arrow_Right : after Ctrl+R (Ctrl+S), select current match of the history search\n"
1147 " [Ctrl+O] [Enter] [Ctrl+J] [Ctrl+M] [Arrow_Left] [Esc,Esc].\n"
1148 " Use Ctrl+F or Ctrl+G to cancel search and revert original line");
1162 if (
gROOT->IsBatch())
1165 if (
auto h =
gROOT->GetPluginManager()->FindHandler(
"TVirtualPad"))
1166 if (
h->LoadPlugin() == -1)
1170 TString title1 =
"ROOT interface to ";
1174 nativex =
"win32gdk";
1176 title = title1 +
"Win32gdk";
1177#elif defined(R__HAS_COCOA)
1180 title = title1 +
"Quartz";
1184 title = title1 +
"X11";
1189 if (guiBackend ==
"native") {
1190 guiBackend = nativex;
1193 title = title1 + guiBackend;
1196 if (
auto h =
gROOT->GetPluginManager()->FindHandler(
"TVirtualX", guiBackend)) {
1197 if (
h->LoadPlugin() == -1) {
1207 if (guiFactory ==
"native")
1208 guiFactory =
"root";
1210 if (
auto h =
gROOT->GetPluginManager()->FindHandler(
"TGuiFactory", guiFactory)) {
1211 if (
h->LoadPlugin() == -1) {
1250 if (!ln || strlen(ln) <= 0)
1262 while (
line.Tokenize(tkn, from,
" ")) {
1266 }
else if (tkn ==
"-d") {
1268 }
else if (tkn ==
"-close") {
1271 ::Warning(
"TApplication::ParseRemoteLine",
"unknown option: %s", tkn.
Data());
1279 }
else if (isHostDir) {
1284 }
else if (isScript) {
1314 if (!
line)
return 0;
1316 if (!strncmp(
line,
"-?", 2) || !strncmp(
line,
"-h", 2) ||
1317 !strncmp(
line,
"--help", 6)) {
1318 Info(
"ProcessRemote",
"remote session help:");
1319 Printf(
".R [user@]host[:dir] [-l user] [-d dbg] [[<]script] | [host] -close");
1320 Printf(
"Create a ROOT session on the specified remote host.");
1321 Printf(
"The variable \"dir\" is the remote directory to be used as working dir.");
1322 Printf(
"The username can be specified in two ways, \"-l\" having the priority");
1323 Printf(
"(as in ssh). A \"dbg\" value > 0 gives increasing verbosity.");
1324 Printf(
"The last argument \"script\" allows to specify an alternative script to");
1325 Printf(
"be executed remotely to startup the session, \"roots\" being");
1326 Printf(
"the default. If the script is preceded by a \"<\" the script will be");
1327 Printf(
"sourced, after which \"roots\" is executed. The sourced script can be ");
1328 Printf(
"used to change the PATH and other variables, allowing an alternative");
1329 Printf(
"\"roots\" script to be found.");
1330 Printf(
"To close down a session do \".R host -close\".");
1331 Printf(
"To switch between sessions do \".R host\", to switch to the local");
1332 Printf(
"session do \".R\".");
1333 Printf(
"To list all open sessions do \"gApplication->GetApplications()->Print()\".");
1337 TString hostdir, user, script;
1340 if (hostdir.
Length() <= 0) {
1350 }
else if (rc == 1) {
1361 const char *sc = (script.
Length() > 0) ? script.
Data() :
nullptr;
1372 static int PrintFile(
const char*
filename) {
1379 std::ifstream instr(sFileName);
1397 if (!strncmp(
line,
".R", 2)) {
1399 while (*(
line+
n) ==
' ')
1410 if (!strncasecmp(
line,
".qqqqqqq", 7)) {
1412 }
else if (!strncasecmp(
line,
".qqqqq", 5)) {
1413 Info(
"ProcessLine",
"Bye... (try '.qqqqqqq' if still running)");
1415 }
else if (!strncasecmp(
line,
".exit", 4) || !strncasecmp(
line,
".quit", 2)) {
1420 if (!strncmp(
line,
".?", 2) || !strncmp(
line,
".help", 5)) {
1425 if (!strncmp(
line,
".demo", 5)) {
1426 if (
gROOT->IsBatch()) {
1427 Error(
"ProcessLine",
"Cannot show demos in batch mode!");
1434 if (!strncmp(
line,
".license", 8)) {
1438 if (!strncmp(
line,
".credits", 8)) {
1442 return PrintFile(credits);
1445 if (!strncmp(
line,
".pwd", 4)) {
1455 if (!strncmp(
line,
".ls", 3)) {
1456 const char *opt =
nullptr;
1462 if (!strncmp(
line,
".which", 6)) {
1464 char *s = strtok(fn,
"+(");
1475 if (!strncmp(
line,
".L", 2) || !strncmp(
line,
".U", 2)) {
1476 TString aclicMode, arguments, io;
1481 Warning(
"ProcessLine",
"argument(s) \"%s\" ignored with .%c", arguments.
Data(),
line[1]);
1488 if (posSpace ==
kNPOS)
1505 if (!strncmp(
line,
".X", 2) || !strncmp(
line,
".x", 2)) {
1509 if (!strcmp(
line,
".reset")) {
1511 Printf(
"*** .reset not allowed, please use gROOT->Reset() ***");
1517 gROOT->GetListOfClasses()->Delete();
1542 static const Int_t kBufSize = 1024;
1553 ::Error(
"TApplication::ExecuteFile",
"macro %s not found in path %s", fname.
Data(),
1561 ::std::ifstream macro(exnam, std::ios::in);
1562 if (!macro.good()) {
1563 ::Error(
"TApplication::ExecuteFile",
"%s no such file", exnam);
1570 char currentline[kBufSize];
1571 char dummyline[kBufSize];
1581 bool res = (
bool)macro.getline(currentline, kBufSize);
1582 if (macro.eof())
break;
1587 while (!macro.getline(dummyline, kBufSize) && !macro.eof()) {
1592 while (s && (*s ==
' ' || *s ==
'\t')) s++;
1599 if (strstr(cs,
"#ifndef__CINT__") ||
1600 strstr(cs,
"#if!defined(__CINT__)"))
1602 else if (ifndefc && (strstr(cs,
"#ifdef") || strstr(cs,
"#ifndef") ||
1603 strstr(cs,
"#ifdefined") || strstr(cs,
"#if!defined")))
1605 else if (ifndefc && strstr(cs,
"#endif")) {
1610 }
else if (ifndefc && !ifdef && strstr(cs,
"#else"))
1614 if (!*s || *s ==
'#' || ifndefc || !strncmp(s,
"//", 2))
continue;
1616 if (!comment && (!strncmp(s,
".X", 2) || !strncmp(s,
".x", 2))) {
1622 if (!strncmp(s,
"/*", 2)) comment = 1;
1626 s = strstr(s,
"*/");
1631 while (s && (*s ==
' ' || *s ==
'\t')) s++;
1633 if (!strncmp(s,
"//", 2))
continue;
1634 if (!strncmp(s,
"/*", 2)) {
1640 if (!comment && *s ==
'{') tempfile = 1;
1641 if (!comment)
break;
1650 exname += aclicMode;
1652 exname += arguments;
1657 tempbuf.
Form(
".x %s", exname.
Data());
1659 tempbuf.
Form(
".X%s %s", keep ?
"k" :
" ", exname.
Data());
1740 Emit(
"Terminate(Int_t)", status);
1754 Emit(
"LineProcessed(const char*)",
line);
1762 Emit(
"KeyPressed(Int_t)", key);
1770 Emit(
"ReturnPressed(char*)",
text);
1799 Printf(
"<TApplication::CreateApplication>: "
1800 "created default TApplication");
1801 delete []
a;
delete []
b;
1811 Int_t debug,
const char *script)
1837 ::Error(
"TApplication::Open",
"list of applications undefined - protocol error");
1849 if ((
h =
gROOT->GetPluginManager()->FindHandler(
"TApplication",
"remote"))) {
1850 if (
h->LoadPlugin() == 0) {
1853 ::Error(
"TApplication::Open",
"failed to load plugin for TApplicationRemote");
1856 ::Error(
"TApplication::Open",
"failed to find plugin for TApplicationRemote");
1867 gROOT->RefreshBrowsers();
1871 "TApplicationRemote for %s could not be instantiated", url);
1886 gROOT->GetListOfBrowsables()->RecursiveRemove(app);
1890 b->RecursiveRemove(app);
1891 gROOT->RefreshBrowsers();
size_t size(const MatrixT &matrix)
retrieve the size of a square matrix
static void CallEndOfProcessCleanups()
TApplication * gApplication
R__EXTERN TApplication * gApplication
R__EXTERN TClassTable * gClassTable
void Error(const char *location, const char *msgfmt,...)
Use this function in case an error occurred.
R__EXTERN ExceptionContext_t * gException
R__EXTERN void Throw(int code)
If an exception context has been set (using the TRY and RETRY macros) jump back to where it was set.
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t Float_t Float_t Int_t Int_t UInt_t UInt_t Rectangle_t Int_t Int_t Window_t TString Int_t GCValues_t GetPrimarySelectionOwner GetDisplay GetScreen GetColormap GetNativeEvent const char const char dpyName wid window const char font_name cursor keysym reg const char only_if_exist regb h Point_t winding char text const char depth char const char Int_t count const char ColorStruct_t color const char filename
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t index
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize id
Option_t Option_t TPoint TPoint const char mode
Option_t Option_t TPoint TPoint const char text
R__EXTERN TGuiFactory * gBatchGuiFactory
R__EXTERN TGuiFactory * gGuiFactory
R__EXTERN TVirtualMutex * gInterpreterMutex
R__EXTERN TVirtualMutex * gROOTMutex
char * Compress(const char *str)
Remove all blanks from the string str.
char * Form(const char *fmt,...)
Formats a string in a circular formatting buffer.
char * Strip(const char *str, char c=' ')
Strip leading and trailing c (blanks by default) from a string.
void Printf(const char *fmt,...)
Formats a string in a circular formatting buffer and prints the string.
char * StrDup(const char *str)
Duplicate the string str.
R__EXTERN TStyle * gStyle
R__EXTERN TSystem * gSystem
#define R__LOCKGUARD(mutex)
R__EXTERN TVirtualX * gGXBatch
This class creates the ROOT Application Environment that interfaces to the windowing system eventloop...
EExitOnException ExitOnException(EExitOnException opt=kExit)
Set the exit on exception option.
virtual void KeyPressed(Int_t key)
Emit signal when console keyboard key was pressed.
virtual Longptr_t ProcessLine(const char *line, Bool_t sync=kFALSE, Int_t *error=nullptr)
Process a single command line, either a C++ statement or an interpreter command starting with a "....
static TList * fgApplications
static void Close(TApplication *app)
Static function used to close a remote application.
virtual void SetEchoMode(Bool_t mode)
Set console echo mode:
virtual void Help(const char *line)
The function lists useful commands (".help") or opens the online reference guide, generated with Doxy...
virtual void LineProcessed(const char *line)
Emit signal when a line has been processed.
void ClearInputFiles()
Clear list containing macro files passed as program arguments.
TApplicationImp * fAppImp
static Longptr_t ExecuteFile(const char *file, Int_t *error=nullptr, Bool_t keep=kFALSE)
Execute a file containing a C++ macro (static method).
void InitializeGraphics(Bool_t only_web=kFALSE)
Initialize the graphics environment.
virtual void LoadGraphicsLibs()
Load shared libs necessary for graphics.
virtual void StopIdleing()
Called when system stops idleing.
virtual void StartIdleing()
Called when system starts idleing.
virtual void Run(Bool_t retrn=kFALSE)
Main application eventloop. Calls system dependent eventloop via gSystem.
virtual ~TApplication()
TApplication dtor.
void OpenReferenceGuideFor(const TString &strippedClass)
It opens the online reference guide, generated with Doxygen, for the chosen scope (class/namespace/st...
virtual void HandleException(Int_t sig)
Handle exceptions (kSigBus, kSigSegmentationViolation, kSigIllegalInstruction and kSigFloatingExcepti...
virtual void MakeBatch()
Switch to batch mode.
static Bool_t fgGraphNeeded
virtual void Terminate(Int_t status=0)
Terminate the application by call TSystem::Exit() unless application has been told to return from Run...
void OpenInBrowser(const TString &url)
The function generates and executes a command that loads the Doxygen URL in a browser.
virtual const char * ApplicationName() const
void SetReturnFromRun(Bool_t ret)
virtual Int_t TabCompletionHook(char *buf, int *pLoc, std::ostream &out)
What to do when tab is pressed.
EExitOnException fExitOnException
const char * GetIdleCommand() const
TApplication()
Default ctor. Can be used by classes deriving from TApplication.
virtual Longptr_t ProcessFile(const char *file, Int_t *error=nullptr, Bool_t keep=kFALSE)
Process a file containing a C++ macro.
virtual void ReturnPressed(char *text)
Emit signal when return key was pressed.
static Bool_t fgGraphInit
virtual void RemoveIdleTimer()
Remove idle timer. Normally called via TROOT::Idle(0).
virtual void SetIdleTimer(UInt_t idleTimeInSec, const char *command)
Set the command to be executed after the system has been idle for idleTimeInSec seconds.
static void CreateApplication()
Static function used to create a default application environment.
virtual void GetOptions(Int_t *argc, char **argv)
Get and handle command line options.
static TList * GetApplications()
Static method returning the list of available applications.
std::atomic< bool > fIsRunning
Window system specific application implementation.
static void NeedGraphicsLibs()
Static method.
static Int_t ParseRemoteLine(const char *ln, TString &hostdir, TString &user, Int_t &dbg, TString &script)
Parse the content of a line starting with ".R" (already stripped-off) The format is.
void ls(Option_t *option="") const override
Show available sessions.
virtual void HandleIdleTimer()
Handle idle timeout.
virtual Longptr_t ProcessRemote(const char *line, Int_t *error=nullptr)
Process the content of a line starting with ".R" (already stripped-off) The format is.
TApplication * fAppRemote
Using a TBrowser one can browse all ROOT objects.
static DictFuncPtr_t GetDict(const char *cname)
Given the class name returns the Dictionary() function of a class (uses hash of name).
TClass instances represent classes, structs and namespaces in the ROOT type system.
TList * GetListOfAllPublicDataMembers(Bool_t load=kTRUE)
Returns a list of all public data members of this class and its base classes.
TList * GetListOfEnums(Bool_t load=kTRUE)
Return a list containing the TEnums of a class.
Long_t Property() const override
Returns the properties of the TClass as a bit field stored as a Long_t value.
TMethod * GetMethodAllAny(const char *method)
Return pointer to method without looking at parameters.
static TClass * GetClass(const char *name, Bool_t load=kTRUE, Bool_t silent=kFALSE)
Static method returning pointer to TClass of the specified class name.
static void InitializeColors()
Initialize colors used by the TCanvas based graphics (via TColor objects).
All ROOT classes may have RTTI (run time type identification) support added.
const char * GetTrueTypeName() const
Get full type description of data member, e,g.: "class TDirectory*".
Bool_t IsEnum() const
Return true if data member is an enum.
const char * GetFullTypeName() const
Get full type description of data member, e,g.: "class TDirectory*".
virtual Int_t GetValue(const char *name, Int_t dflt) const
Returns the integer value for a resource.
Global functions class (global functions are obtained from CINT).
Long_t Property() const override
Get property description word. For meaning of bits see EProperty.
const char * GetSignature()
Return signature of function.
Long_t ExtraProperty() const
Get property description word. For meaning of bits see EProperty.
const char * GetReturnTypeName() const
Get full type description of function return type, e,g.: "class TDirectory*".
This ABC is a factory for GUI components.
virtual TApplicationImp * CreateApplicationImp(const char *classname, int *argc, char **argv)
Create a batch version of TApplicationImp.
Bool_t Notify() override
Notify handler.
TObject * FindObject(const char *name) const override
Find an object in this list using its name.
void Add(TObject *obj) override
TObject * Remove(TObject *obj) override
Remove object from the list.
virtual TObjLink * FirstLink() const
Each ROOT class (see TClass) has a linked list of methods.
The TNamed class is the base class for all named ROOT classes.
const char * GetName() const override
Returns name of object.
Int_t GetEntries() const override
Return the number of objects in array (i.e.
void Delete(Option_t *option="") override
Remove all objects from the array AND delete all heap based objects.
TObject * At(Int_t idx) const override
void Add(TObject *obj) override
Collectable string class.
virtual const char * GetName() const
Returns name of object.
R__ALWAYS_INLINE Bool_t TestBit(UInt_t f) const
virtual void Warning(const char *method, const char *msgfmt,...) const
Issue warning message.
void SetBit(UInt_t f, Bool_t set)
Set or unset the user status bits as specified in f.
virtual void Error(const char *method, const char *msgfmt,...) const
Issue error message.
virtual void Fatal(const char *method, const char *msgfmt,...) const
Issue fatal error message.
virtual void Print(Option_t *option="") const
This method must be overridden when a class wants to print itself.
@ kInvalidObject
if object ctor succeeded but object should not be used
virtual void Info(const char *method, const char *msgfmt,...) const
Issue info message.
void Emit(const char *signal, const T &arg)
Activate signal with single parameter.
static const char * GetMacroPath()
Get macro search path. Static utility function.
static void ShutDown()
Shut down ROOT.
static const TString & GetTTFFontDir()
Get the fonts directory in the installation. Static utility function.
static Bool_t Initialized()
Return kTRUE if the TROOT object has been initialized.
static const TString & GetTutorialDir()
Get the tutorials directory in the installation. Static utility function.
static const TString & GetDocDir()
Get the documentation directory in the installation. Static utility function.
void ToLower()
Change string to lower-case.
TString & Insert(Ssiz_t pos, const char *s)
Int_t Atoi() const
Return integer value of string.
Bool_t EndsWith(const char *pat, ECaseCompare cmp=kExact) const
Return true if string ends with the specified string.
TSubString Strip(EStripType s=kTrailing, char c=' ') const
Return a substring of self stripped at beginning and/or end.
TString & Replace(Ssiz_t pos, Ssiz_t n, const char *s)
Ssiz_t First(char c) const
Find first occurrence of a character c.
const char * Data() const
TString & ReplaceAll(const TString &s1, const TString &s2)
TString MD5() const
Return the MD5 digest for this string, in a string representation.
Bool_t BeginsWith(const char *s, ECaseCompare cmp=kExact) const
TString & Prepend(const char *cs)
std::istream & ReadFile(std::istream &str)
Replace string with the contents of strm, stopping at an EOF.
TString & Remove(Ssiz_t pos)
TString & Append(const char *cs)
static TString Format(const char *fmt,...)
Static method which formats a string using a printf style format descriptor and return a TString.
void Form(const char *fmt,...)
Formats a string using a printf style format descriptor.
Bool_t Contains(const char *pat, ECaseCompare cmp=kExact) const
Ssiz_t Index(const char *pat, Ssiz_t i=0, ECaseCompare cmp=kExact) const
void SetScreenFactor(Float_t factor=1)
virtual void NotifyApplicationCreated()
Hook to tell TSystem that the TApplication object has been created.
virtual Bool_t ExpandPathName(TString &path)
Expand a pathname getting rid of special shell characters like ~.
virtual const char * Getenv(const char *env)
Get environment variable.
virtual TString SplitAclicMode(const char *filename, TString &mode, TString &args, TString &io) const
This method split a filename of the form:
virtual Int_t Exec(const char *shellcmd)
Execute a command.
int GetPathInfo(const char *path, Long_t *id, Long_t *size, Long_t *flags, Long_t *modtime)
Get info about a file: id, size, flags, modification time.
virtual Bool_t AccessPathName(const char *path, EAccessMode mode=kFileExists)
Returns FALSE if one can access a file using the specified access mode.
virtual void Run()
System event loop.
virtual void ExitLoop()
Exit from event loop.
virtual Bool_t ChangeDirectory(const char *path)
Change directory.
virtual void AddTimer(TTimer *t)
Add timer to list of system timers.
virtual void Exit(int code, Bool_t mode=kTRUE)
Exit the application.
virtual const char * WorkingDirectory()
Return working directory.
virtual char * Which(const char *search, const char *file, EAccessMode mode=kFileExists)
Find location of file in a search path.
virtual void SetProgname(const char *name)
Set the application name (from command line, argv[0]) and copy it in gProgName.
virtual const char * GetBuildArch() const
Return the build architecture.
virtual void Abort(int code=0)
Abort the application.
virtual TTimer * RemoveTimer(TTimer *t)
Remove timer from list of system timers.
Handles synchronous and a-synchronous timer events.
void Reset()
Reset the timer.
This class represents a WWW compatible URL.
const char * GetUrl(Bool_t withDeflt=kFALSE) const
Return full URL.
const char * GetFileAndOptions() const
Return the file and its options (the string specified behind the ?).
const char * GetFile() const
const char * GetUser() const
const char * GetHost() const
void SetOptions(const char *opt)
const char * GetProtocol() const
Semi-Abstract base class defining a generic interface to the underlying, low level,...
void EnableImplicitMT(UInt_t numthreads=0)
Enable ROOT's implicit multi-threading for all objects and methods that provide an internal paralleli...
void EnableThreadSafety()
Enable support for multi-threading within the ROOT code in particular, enables the global mutex to ma...
const char * GetUnqualifiedName(const char *name)
Return the start of the unqualified name include in 'original'.