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