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authorJack Jansen <jack.jansen@cwi.nl>1998-07-10 15:47:48 (GMT)
committerJack Jansen <jack.jansen@cwi.nl>1998-07-10 15:47:48 (GMT)
commitdf901dfdea08e29730aff9872a051e05b0104dfe (patch)
treec447d547cbd4e09153c607f5af662f10dc622712 /Mac
parentba0d0611e7916265a1be2a57cdf3921cc42c5e5d (diff)
downloadcpython-df901dfdea08e29730aff9872a051e05b0104dfe.zip
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Added a function SetUserItemHandler: this takes a function(dialog,
item) as parameter and returns a handle suitable for passing to SetDialogItem as a user-item redraw routine. Note that you can only make one of these, for now.
Diffstat (limited to 'Mac')
-rw-r--r--Mac/Modules/dlg/Dlgmodule.c58
-rw-r--r--Mac/Modules/dlg/dlgsupport.py52
2 files changed, 110 insertions, 0 deletions
diff --git a/Mac/Modules/dlg/Dlgmodule.c b/Mac/Modules/dlg/Dlgmodule.c
index 74542ef..9e59ecd 100644
--- a/Mac/Modules/dlg/Dlgmodule.c
+++ b/Mac/Modules/dlg/Dlgmodule.c
@@ -106,6 +106,31 @@ Dlg_PassFilterProc(PyObject *callback)
return &Dlg_UnivFilterProc;
}
+static PyObject *Dlg_UserItemProc_callback = NULL;
+
+static pascal void Dlg_UnivUserItemProc(DialogPtr dialog,
+ short item)
+{
+ PyObject *args, *res;
+
+ if (Dlg_UserItemProc_callback == NULL)
+ return; /* Default behavior */
+ Dlg_FilterProc_callback = NULL; /* We'll restore it when call successful */
+ args = Py_BuildValue("O&h", WinObj_WhichWindow, dialog, item);
+ if (args == NULL)
+ res = NULL;
+ else {
+ res = PyEval_CallObject(Dlg_UserItemProc_callback, args);
+ Py_DECREF(args);
+ }
+ if (res == NULL) {
+ fprintf(stderr, "Exception in Dialog UserItem proc\n");
+ PyErr_Print();
+ }
+ Py_XDECREF(res);
+ return;
+}
+
extern PyMethodChain WinObj_chain;
static PyObject *Dlg_Error;
@@ -1087,6 +1112,37 @@ static PyObject *Dlg_NewFeaturesDialog(_self, _args)
return _res;
}
+static PyObject *Dlg_SetUserItemHandler(_self, _args)
+ PyObject *_self;
+ PyObject *_args;
+{
+ PyObject *_res = NULL;
+
+ PyObject *new = NULL;
+
+
+ if (!PyArg_ParseTuple(_args, "|O", &new))
+ return NULL;
+
+ if (Dlg_UserItemProc_callback && new && new != Py_None) {
+ PyErr_SetString(Dlg_Error, "Another UserItemProc is already installed");
+ return NULL;
+ }
+
+ if (new == Py_None) {
+ new = NULL;
+ _res = Py_None;
+ Py_INCREF(Py_None);
+ } else {
+ Py_INCREF(new);
+ _res = Py_BuildValue("O&", ResObj_New, (Handle)NewUserItemProc(Dlg_UnivUserItemProc));
+ }
+
+ Dlg_UserItemProc_callback = new;
+ return _res;
+
+}
+
static PyMethodDef Dlg_methods[] = {
{"NewDialog", (PyCFunction)Dlg_NewDialog, 1,
"(Rect boundsRect, Str255 title, Boolean visible, SInt16 procID, WindowPtr behind, Boolean goAwayFlag, SInt32 refCon, Handle items) -> (DialogPtr _rv)"},
@@ -1122,6 +1178,8 @@ static PyMethodDef Dlg_methods[] = {
"() -> None"},
{"NewFeaturesDialog", (PyCFunction)Dlg_NewFeaturesDialog, 1,
"(Rect inBoundsRect, Str255 inTitle, Boolean inIsVisible, SInt16 inProcID, WindowPtr inBehind, Boolean inGoAwayFlag, SInt32 inRefCon, Handle inItemListHandle, UInt32 inFlags) -> (DialogPtr _rv)"},
+ {"SetUserItemHandler", (PyCFunction)Dlg_SetUserItemHandler, 1,
+ NULL},
{NULL, NULL, 0}
};
diff --git a/Mac/Modules/dlg/dlgsupport.py b/Mac/Modules/dlg/dlgsupport.py
index cbec130..8af8fe7 100644
--- a/Mac/Modules/dlg/dlgsupport.py
+++ b/Mac/Modules/dlg/dlgsupport.py
@@ -92,6 +92,31 @@ Dlg_PassFilterProc(PyObject *callback)
return &Dlg_UnivFilterProc;
}
+static PyObject *Dlg_UserItemProc_callback = NULL;
+
+static pascal void Dlg_UnivUserItemProc(DialogPtr dialog,
+ short item)
+{
+ PyObject *args, *res;
+
+ if (Dlg_UserItemProc_callback == NULL)
+ return; /* Default behavior */
+ Dlg_FilterProc_callback = NULL; /* We'll restore it when call successful */
+ args = Py_BuildValue("O&h", WinObj_WhichWindow, dialog, item);
+ if (args == NULL)
+ res = NULL;
+ else {
+ res = PyEval_CallObject(Dlg_UserItemProc_callback, args);
+ Py_DECREF(args);
+ }
+ if (res == NULL) {
+ fprintf(stderr, "Exception in Dialog UserItem proc\\n");
+ PyErr_Print();
+ }
+ Py_XDECREF(res);
+ return;
+}
+
extern PyMethodChain WinObj_chain;
"""
@@ -145,6 +170,33 @@ object.add(f)
f = Method(void, 'SetGrafPortOfDialog', (DialogRef, 'dialog', InMode))
object.add(f)
+setuseritembody = """
+ PyObject *new = NULL;
+
+
+ if (!PyArg_ParseTuple(_args, "|O", &new))
+ return NULL;
+
+ if (Dlg_UserItemProc_callback && new && new != Py_None) {
+ PyErr_SetString(Dlg_Error, "Another UserItemProc is already installed");
+ return NULL;
+ }
+
+ if (new == Py_None) {
+ new = NULL;
+ _res = Py_None;
+ Py_INCREF(Py_None);
+ } else {
+ Py_INCREF(new);
+ _res = Py_BuildValue("O&", ResObj_New, (Handle)NewUserItemProc(Dlg_UnivUserItemProc));
+ }
+
+ Dlg_UserItemProc_callback = new;
+ return _res;
+"""
+f = ManualGenerator("SetUserItemHandler", setuseritembody)
+module.add(f)
+
# generate output
SetOutputFileName('Dlgmodule.c')
module.generate()