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// This is the SIP interface definition for TQApplication.
//
// Copyright (c) 2007
// Riverbank Computing Limited <[email protected]>
//
// This file is part of PyTQt.
//
// This copy of PyTQt is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 2, or (at your option) any later
// version.
//
// PyTQt is supplied in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
// details.
//
// You should have received a copy of the GNU General Public License along with
// PyTQt; see the file LICENSE. If not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
%ExportedDoc
<Sect2><Title>TQApplication</Title>
<FuncSynopsis>
<FuncDef><Function>TQApplication</Function></FuncDef>
<ParamDef>int &<Parameter>argc</Parameter></ParamDef>
<ParamDef>char **<Parameter>argv</Parameter></ParamDef>
</FuncSynopsis>
<Para>
This takes one parameter which is a list of argument strings. Arguments
used by TQt are removed from the list.
</Para>
<FuncSynopsis>
<FuncDef><Function>TQApplication</Function></FuncDef>
<ParamDef>int &<Parameter>argc</Parameter></ParamDef>
<ParamDef>char **<Parameter>argv</Parameter></ParamDef>
<ParamDef>bool <Parameter>GUIenabled</Parameter></ParamDef>
</FuncSynopsis>
<Para>
This takes two parameters, the first of which is a list of argument strings.
Arguments used by TQt are removed from the list.
</Para>
<FuncSynopsis>
<FuncDef><Function>TQApplication</Function></FuncDef>
<ParamDef>int &<Parameter>argc</Parameter></ParamDef>
<ParamDef>char **<Parameter>argv</Parameter></ParamDef>
<ParamDef>Type <Parameter>type</Parameter></ParamDef>
</FuncSynopsis>
<Para>
This takes two parameters, the first of which is a list of argument strings.
Arguments used by TQt are removed from the list. (TQt v2.2+)
</Para>
<FuncSynopsis>
<FuncDef>int <Function>exec</Function></FuncDef>
<ParamDef></ParamDef>
</FuncSynopsis>
<Para>
This has been renamed to <Literal>exec_loop</Literal> in Python.
</Para>
</Sect2>
%End
%ModuleHeaderCode
#include <tqapplication.h>
%End
TQApplication *tqApp;
class TQApplication : TQObject
{
%TypeHeaderCode
#include <tqapplication.h>
#include <tqwidgetlist.h>
%End
public:
TQApplication(SIP_PYLIST) /PostHook=__pyTQtTQAppHook__/ [(int &,char **)];
%MethodCode
// The Python interface is a list of argument strings that is
// modified.
int argc;
char **argv;
// Convert the list.
if ((argv = pyArgvToC(a0,argc)) == NULL)
sipIsErr = 1;
else
{
// Create it now the arguments are right.
static int nargc;
nargc = argc;
Py_BEGIN_ALLOW_THREADS
sipCpp = new sipTQApplication(nargc,argv);
Py_END_ALLOW_THREADS
// Now modify the original list.
updatePyArgv(a0,argc,argv);
}
%End
TQApplication(SIP_PYLIST,bool) /PostHook=__pyTQtTQAppHook__/ [(int &,char **,bool)];
%MethodCode
// The Python interface is a list of argument strings that is
// modified.
int argc;
char **argv;
// Convert the list.
if ((argv = pyArgvToC(a0,argc)) == NULL)
sipIsErr = 1;
else
{
// Create it now the arguments are right.
static int nargc;
nargc = argc;
Py_BEGIN_ALLOW_THREADS
sipCpp = new sipTQApplication(nargc,argv,a1);
Py_END_ALLOW_THREADS
// Now modify the original list.
updatePyArgv(a0,argc,argv);
}
%End
enum Type {
Tty,
GuiClient,
GuiServer
};
TQApplication(SIP_PYLIST,Type /Constrained/) /PostHook=__pyTQtTQAppHook__/ [(int &,char **,Type)];
%MethodCode
// The Python interface is a list of argument strings that is
// modified.
int argc;
char **argv;
// Convert the list.
if ((argv = pyArgvToC(a0,argc)) == NULL)
sipIsErr = 1;
else
{
// Create it now the arguments are right.
static int nargc;
nargc = argc;
Py_BEGIN_ALLOW_THREADS
sipCpp = new sipTQApplication(nargc,argv,(TQApplication::Type)a1);
Py_END_ALLOW_THREADS
// Now modify the original list.
updatePyArgv(a0,argc,argv);
}
%End
~TQApplication();
%MethodCode
// Make sure all remaining top level widgets are not owned by
// Python. When a PyTQt script terminates we have no control
// over the order in which the TQApplication instance and the
// top level widgets are destroyed. If the former happens
// first then we get a seg. fault. We could take the approach
// of only pretending to delete the TQApplication instance, but
// TQt seems to allow an application to delete the TQApplication
// instance and then create another one. The approach we take
// is to transfer ownership of all top level widgets away from
// Python so that the C++ dtor is not called if they are
// destroyed after the TQApplication instance. This might be
// seen as a memory leak - but if we really are terminating
// then it doesn't matter, and if we are just deleting the
// TQApplication instance then (I think) we should have already
// deleted the top level widgets manually. In any event, the X
// server resources will be freed.
TQWidgetList *tlw = TQApplication::topLevelWidgets();
TQWidgetListIt it(*tlw);
TQWidget *w;
while ((w = it.current()) != 0)
{
PyObject *sw;
if ((sw = sipGetWrapper(w,sipClass_TQWidget)) != NULL)
sipTransferTo(sw,NULL);
++it;
}
delete tlw;
%End
int argc() const;
SIP_PYLIST argv() const;
%MethodCode
// The Python interface returns a list of strings.
int argc = sipCpp -> argc();
if ((sipRes = PyList_New(argc)) == NULL)
sipIsErr = 1;
else
for (int a = 0; a < argc; ++a)
if (PyList_SetItem(sipRes,a,SIPBytes_FromString(sipCpp -> argv()[a])) < 0)
{
Py_DECREF(sipRes);
sipIsErr = 1;
break;
}
%End
Type type() const;
static TQStyle &style();
static void setStyle(TQStyle * /Transfer/);
static TQStyle *setStyle(const TQString &);
enum ColorSpec
{
NormalColor = 0,
CustomColor = 1,
ManyColor = 2
};
static int colorSpec();
static void setColorSpec(int);
static TQCursor *overrideCursor();
static void setOverrideCursor(TQCursor &,bool = 0);
static void restoreOverrideCursor();
static bool hasGlobalMouseTracking();
static void setGlobalMouseTracking(bool);
static TQPalette palette(const TQWidget * = 0);
static void setPalette(TQPalette &,bool = 0,const char * = 0);
static TQFont font(const TQWidget * = 0);
static void setFont(const TQFont &,bool = 0,const char * = 0);
static TQFontMetrics fontMetrics();
TQWidget *mainWidget() const;
virtual void setMainWidget(TQWidget *);
virtual void polish(TQWidget *);
static TQWidgetList *allWidgets();
static TQWidgetList *topLevelWidgets();
static TQDesktopWidget *desktop();
static TQWidget *activePopupWidget();
static TQWidget *activeModalWidget();
static TQClipboard *clipboard();
TQWidget *focusWidget() const;
TQWidget *activeWindow() const;
static TQWidget *widgetAt(int,int,bool = 0);
static TQWidget *widgetAt(const TQPoint &,bool = 0);
static TQEventLoop *eventLoop();
int exec() /PyName=exec_loop, ReleaseGIL,
PreHook=__pyTQtPreEventLoopHook__,
PostHook=__pyTQtPostEventLoopHook__/;
void processEvents() /ReleaseGIL/;
void processEvents(int) /ReleaseGIL/;
void processOneEvent() /ReleaseGIL/;
bool hasPendingEvents();
int enter_loop() /ReleaseGIL/;
void exit_loop();
int loopLevel() const;
static void exit(int = 0);
static bool sendEvent(TQObject *,TQEvent *) /ReleaseGIL/;
static void postEvent(TQObject *,TQEvent * /Transfer/) /ReleaseGIL/;
static void sendPostedEvents(TQObject *,int) /ReleaseGIL/;
static void sendPostedEvents() /ReleaseGIL/;
static void removePostedEvents(TQObject *);
virtual bool notify(TQObject *,TQEvent *) /ReleaseGIL/;
static bool startingUp();
static bool closingDown();
static void flushX();
static void flush();
static void syncX();
static void beep();
void setDefaultCodec(TQTextCodec *);
TQTextCodec *defaultCodec() const;
void installTranslator(TQTranslator *);
void removeTranslator(TQTranslator *);
enum Encoding {
DefaultCodec,
UnicodeUTF8
};
TQString translate(const char *,const char *,const char * = 0,
Encoding = DefaultCodec) const;
TQString applicationDirPath();
TQString applicationFilePath();
static void setDesktopSettingsAware(bool);
static bool desktopSettingsAware();
static void setCursorFlashTime(int);
static int cursorFlashTime();
static void setDoubleClickInterval(int);
static int doubleClickInterval();
static void setWheelScrollLines(int);
static int wheelScrollLines();
static void setGlobalStrut(const TQSize &);
static TQSize globalStrut();
static void setLibraryPaths(const TQStringList &);
static TQStringList libraryPaths();
static void addLibraryPath(const TQString &);
static void removeLibraryPath(const TQString &);
static void setStartDragTime(int);
static int startDragTime();
static void setStartDragDistance(int);
static int startDragDistance();
static void setReverseLayout(bool);
static bool reverseLayout();
static int horizontalAlignment(int);
static bool isEffectEnabled(TQt::UIEffect);
static void setEffectEnabled(TQt::UIEffect,bool = 1);
bool isSessionRestored() const;
TQString sessionId() const;
TQString sessionKey() const;
virtual void commitData(TQSessionManager &);
virtual void saveState(TQSessionManager &);
void wakeUpGuiThread();
%If (TQt_THREAD_SUPPORT)
void lock() /ReleaseGIL/;
void unlock(bool = 1);
bool locked();
bool tryLock();
%End
signals:
void lastWindowClosed();
void aboutToQuit();
void guiThreadAwake();
public slots:
void quit();
void closeAllWindows();
void aboutTQt();
protected:
bool event(TQEvent *);
private:
TQApplication(const TQApplication &);
%TypeCode
#include <string.h>
// Convert a Python argv list to a conventional C argc count and argv array.
static char **pyArgvToC(PyObject *argvlist,int &argc)
{
char **argv;
argc = PyList_Size(argvlist);
// Allocate space for two copies of the argument pointers, plus the
// terminating NULL.
if ((argv = (char **)sipMalloc(2 * (argc + 1) * sizeof (char *))) == NULL)
return NULL;
// Convert the list.
for (int a = 0; a < argc; ++a)
{
PyObject *argObject = PyList_GET_ITEM(argvlist, a);
char *arg;
if (PyUnicode_Check(argObject))
{
arg = tqstrdup(sipString_AsLatin1String(&argObject));
}
else if (SIPBytes_Check(argObject))
{
arg = tqstrdup(SIPBytes_AS_STRING(argObject));
}
else
{
return NULL;
}
argv[a] = argv[a + argc + 1] = arg;
}
argv[argc] = argv[argc + argc + 1] = NULL;
return argv;
}
// Remove arguments from the Python argv list that have been removed from the
// C argv array.
static void updatePyArgv(PyObject *argvlist,int argc,char **argv)
{
for (int a = 0, na = 0; a < argc; ++a)
{
// See if it was removed.
if (argv[na] == argv[a + argc + 1])
++na;
else
PyList_SetSlice(argvlist,na,na + 1,NULL);
}
}
%End
};
enum TQtMsgType {
TQtDebugMsg,
TQtWarningMsg,
TQtFatalMsg
};
SIP_PYCALLABLE qInstallMsgHandler(SIP_PYCALLABLE /AllowNone/);
%MethodCode
void (*old)(TQtMsgType, const char *);
// Treat None as the default handler.
old = qInstallMsgHandler((a0 != Py_None) ? pyqtMsgHandler : 0);
// If we recognise the old handler, then return it. Otherwise return
// the default handler. This doesn't exactly mimic the TQt behaviour
// but it is probably close enough for the way it will be used.
sipRes = (old == pyqtMsgHandler) ? pyqtPyMsgHandler : Py_None;
Py_INCREF(sipRes);
// Save the new Python handler.
Py_XDECREF(pyqtPyMsgHandler);
pyqtPyMsgHandler = a0;
Py_INCREF(pyqtPyMsgHandler);
%End
%ModuleCode
// The user supplied Python handler.
static PyObject *pyqtPyMsgHandler = 0;
// The C++ wrapper around the Python handler.
static void pyqtMsgHandler(TQtMsgType type, const char *msg)
{
PyObject *res;
SIP_BLOCK_THREADS
res = sipCallMethod(0, pyqtPyMsgHandler, "Es", type, sipEnum_TQtMsgType, msg);
Py_XDECREF(res);
if (res != NULL && res != Py_None)
{
PyErr_SetString(PyExc_TypeError, "invalid result type from PyTQt message handler");
res = NULL;
}
if (res == NULL)
PyErr_Print();
SIP_UNBLOCK_THREADS
}
%End
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