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Added UserPane callbacks for HitTest and Tracking. Doesn't fully work yet.

This commit is contained in:
Jack Jansen 2000-03-21 23:03:02 +00:00
parent 1a7d5b12c0
commit a27e9fb19f
2 changed files with 92 additions and 4 deletions
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48
Mac/Modules/ctl/Ctlmodule.c
View File

@ -87,6 +87,8 @@ static PyObject *tracker;
static ControlActionUPP mytracker_upp;
static ControlUserPaneDrawUPP mydrawproc_upp;
static ControlUserPaneIdleUPP myidleproc_upp;
static ControlUserPaneHitTestUPP myhittestproc_upp;
static ControlUserPaneTrackingUPP mytrackingproc_upp;
extern int settrackfunc(PyObject *); /* forward */
extern void clrtrackfunc(void); /* forward */
@ -1982,6 +1984,10 @@ setcallback(self, which, callback, uppp)
*uppp = mydrawproc_upp;
else if ( which == kControlUserPaneIdleProcTag )
*uppp = myidleproc_upp;
else if ( which == kControlUserPaneHitTestProcTag )
*uppp = myhittestproc_upp;
else if ( which == kControlUserPaneTrackingProcTag )
*uppp = mytrackingproc_upp;
else
return -1;
/* Only now do we test for clearing of the callback: */
@ -2010,12 +2016,12 @@ callcallback(self, which, arglist)
sprintf(keybuf, "%x", which);
if ( self->ob_callbackdict == NULL ||
(func = PyDict_GetItemString(self->ob_callbackdict, keybuf)) == NULL ) {
PySys_WriteStderr("Control callback without callback object\n");
PySys_WriteStderr("Control callback %x without callback object\n", which);
return NULL;
}
rv = PyEval_CallObject(func, arglist);
if ( rv == NULL )
PySys_WriteStderr("Exception in control callback handler\n");
PySys_WriteStderr("Exception in control callback %x handler\n", which);
return rv;
}
@ -2045,6 +2051,42 @@ myidleproc(ControlHandle control)
Py_XDECREF(rv);
}
static pascal ControlPartCode
myhittestproc(ControlHandle control, Point where)
{
ControlObject *ctl_obj;
PyObject *arglist, *rv;
short c_rv = -1;
ctl_obj = (ControlObject *)CtlObj_WhichControl(control);
arglist = Py_BuildValue("OO&", ctl_obj, PyMac_BuildPoint, &where);
rv = callcallback(ctl_obj, kControlUserPaneHitTestProcTag, arglist);
Py_XDECREF(arglist);
/* Ignore errors, nothing we can do about them */
if ( rv )
PyArg_Parse(rv, "h", &c_rv);
Py_XDECREF(rv);
return (ControlPartCode)c_rv;
}
static pascal ControlPartCode
mytrackingproc(ControlHandle control, Point startPt, ControlActionUPP actionProc)
{
ControlObject *ctl_obj;
PyObject *arglist, *rv;
short c_rv = -1;
ctl_obj = (ControlObject *)CtlObj_WhichControl(control);
/* We cannot pass the actionProc without lots of work */
arglist = Py_BuildValue("OO&", ctl_obj, PyMac_BuildPoint, &startPt);
rv = callcallback(ctl_obj, kControlUserPaneTrackingProcTag, arglist);
Py_XDECREF(arglist);
if ( rv )
PyArg_Parse(rv, "h", &c_rv);
Py_XDECREF(rv);
return (ControlPartCode)c_rv;
}
void initCtl()
@ -2057,6 +2099,8 @@ void initCtl()
mytracker_upp = NewControlActionProc(mytracker);
mydrawproc_upp = NewControlUserPaneDrawProc(mydrawproc);
myidleproc_upp = NewControlUserPaneDrawProc(myidleproc);
myhittestproc_upp = NewControlUserPaneHitTestProc(myhittestproc);
mytrackingproc_upp = NewControlUserPaneTrackingProc(mytrackingproc);
m = Py_InitModule("Ctl", Ctl_methods);

48
Mac/Modules/ctl/ctlsupport.py
View File

@ -87,6 +87,8 @@ static PyObject *tracker;
static ControlActionUPP mytracker_upp;
static ControlUserPaneDrawUPP mydrawproc_upp;
static ControlUserPaneIdleUPP myidleproc_upp;
static ControlUserPaneHitTestUPP myhittestproc_upp;
static ControlUserPaneTrackingUPP mytrackingproc_upp;
extern int settrackfunc(PyObject *); /* forward */
extern void clrtrackfunc(void); /* forward */
@ -175,6 +177,10 @@ setcallback(self, which, callback, uppp)
*uppp = mydrawproc_upp;
else if ( which == kControlUserPaneIdleProcTag )
*uppp = myidleproc_upp;
else if ( which == kControlUserPaneHitTestProcTag )
*uppp = myhittestproc_upp;
else if ( which == kControlUserPaneTrackingProcTag )
*uppp = mytrackingproc_upp;
else
return -1;
/* Only now do we test for clearing of the callback: */
@ -203,12 +209,12 @@ callcallback(self, which, arglist)
sprintf(keybuf, "%x", which);
if ( self->ob_callbackdict == NULL ||
(func = PyDict_GetItemString(self->ob_callbackdict, keybuf)) == NULL ) {
PySys_WriteStderr("Control callback without callback object\\n");
PySys_WriteStderr("Control callback %x without callback object\\n", which);
return NULL;
}
rv = PyEval_CallObject(func, arglist);
if ( rv == NULL )
PySys_WriteStderr("Exception in control callback handler\\n");
PySys_WriteStderr("Exception in control callback %x handler\\n", which);
return rv;
}
@ -238,12 +244,50 @@ myidleproc(ControlHandle control)
Py_XDECREF(rv);
}
static pascal ControlPartCode
myhittestproc(ControlHandle control, Point where)
{
ControlObject *ctl_obj;
PyObject *arglist, *rv;
short c_rv = -1;
ctl_obj = (ControlObject *)CtlObj_WhichControl(control);
arglist = Py_BuildValue("OO&", ctl_obj, PyMac_BuildPoint, &where);
rv = callcallback(ctl_obj, kControlUserPaneHitTestProcTag, arglist);
Py_XDECREF(arglist);
/* Ignore errors, nothing we can do about them */
if ( rv )
PyArg_Parse(rv, "h", &c_rv);
Py_XDECREF(rv);
return (ControlPartCode)c_rv;
}
static pascal ControlPartCode
mytrackingproc(ControlHandle control, Point startPt, ControlActionUPP actionProc)
{
ControlObject *ctl_obj;
PyObject *arglist, *rv;
short c_rv = -1;
ctl_obj = (ControlObject *)CtlObj_WhichControl(control);
/* We cannot pass the actionProc without lots of work */
arglist = Py_BuildValue("OO&", ctl_obj, PyMac_BuildPoint, &startPt);
rv = callcallback(ctl_obj, kControlUserPaneTrackingProcTag, arglist);
Py_XDECREF(arglist);
if ( rv )
PyArg_Parse(rv, "h", &c_rv);
Py_XDECREF(rv);
return (ControlPartCode)c_rv;
}
"""
initstuff = initstuff + """
mytracker_upp = NewControlActionProc(mytracker);
mydrawproc_upp = NewControlUserPaneDrawProc(mydrawproc);
myidleproc_upp = NewControlUserPaneDrawProc(myidleproc);
myhittestproc_upp = NewControlUserPaneHitTestProc(myhittestproc);
mytrackingproc_upp = NewControlUserPaneTrackingProc(mytrackingproc);
"""
class MyObjectDefinition(ObjectIdentityMixin, GlobalObjectDefinition):