// * this is for making emacs happy: -*-Mode: C++;-*-
/****************************************************************************
- * Copyright (c) 1998 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2002,2003 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
****************************************************************************/
/****************************************************************************
- * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1997 *
+ * Author: Juergen Pfeifer, 1997 *
****************************************************************************/
+#include "internal.h"
#include "cursesf.h"
#include "cursesapp.h"
-#include "internal.h"
-MODULE_ID("$Id: cursesf.cc,v 1.9 1999/05/16 17:29:36 juergen Exp $")
-
+MODULE_ID("$Id: cursesf.cc,v 1.16 2003/10/25 15:04:46 tom Exp $")
+
NCursesFormField::~NCursesFormField () {
if (field)
OnError(::free_field (field));
FIELD**
NCursesForm::mapFields(NCursesFormField* nfields[]) {
int fieldCount = 0,lcv;
-
- assert(nfields);
+ FIELD** old_fields;
+
+ assert(nfields != 0);
for (lcv=0; nfields[lcv]->field; ++lcv)
++fieldCount;
-
+
FIELD** fields = new FIELD*[fieldCount + 1];
-
+
for (lcv=0;nfields[lcv]->field;++lcv) {
fields[lcv] = nfields[lcv]->field;
}
fields[lcv] = NULL;
-
+
my_fields = nfields;
-
- if (form)
- delete[] ::form_fields(form);
+
+ if (form && (old_fields = ::form_fields(form))) {
+ ::set_form_fields(form,(FIELD**)0);
+ delete[] old_fields;
+ }
return fields;
}
bool with_frame,
bool autoDelete_Fields) {
int mrows, mcols;
-
+
keypad(TRUE);
meta(TRUE);
form = ::new_form(mapFields(nfields));
if (!form)
OnError (E_SYSTEM_ERROR);
-
+
UserHook* hook = new UserHook;
hook->m_user = NULL;
hook->m_back = this;
hook->m_owner = form;
::set_form_userptr(form,(void*)hook);
-
+
::set_form_init (form, NCursesForm::frm_init);
::set_form_term (form, NCursesForm::frm_term);
::set_field_init (form, NCursesForm::fld_init);
::set_field_term (form, NCursesForm::fld_term);
-
+
scale(mrows, mcols);
::set_form_win(form, w);
-
+
if (with_frame) {
if ((mrows > height()-2) || (mcols > width()-2))
- OnError(E_NO_ROOM);
+ OnError(E_NO_ROOM);
sub = new NCursesWindow(*this,mrows,mcols,1,1,'r');
::set_form_sub(form, sub->w);
b_sub_owner = TRUE;
if (b_autoDelete) {
if (cnt>0) {
for (int i=0; i <= cnt; i++)
- delete my_fields[i];
+ delete my_fields[i];
}
delete[] my_fields;
}
::free_form(form);
// It's essential to do this after free_form()
- delete[] fields;
+ delete[] fields;
}
}
/* Internal hook functions. They will route the hook
* calls to virtual methods of the NCursesForm class,
- * so in C++ providing a hook is done simply by
+ * so in C++ providing a hook is done simply by
* implementing a virtual method in a derived class
*/
void
}
// call the form driver and do basic error checking.
-int
+int
NCursesForm::driver (int c) {
int res = ::form_driver (form, c);
switch (res) {
}
void NCursesForm::On_Request_Denied(int c) const {
- beep();
+ ::beep();
}
void NCursesForm::On_Invalid_Field(int c) const {
- beep();
+ ::beep();
}
void NCursesForm::On_Unknown_Command(int c) const {
- beep();
+ ::beep();
}
static const int CMD_QUIT = MAX_COMMAND + 1;
post();
show();
refresh();
-
- while (((drvCmnd = virtualize((c=getch()))) != CMD_QUIT)) {
+
+ while (((drvCmnd = virtualize((c=getKey()))) != CMD_QUIT)) {
switch((err=driver(drvCmnd))) {
case E_REQUEST_DENIED:
On_Request_Denied(c);
// code c into a form request code.
// The default implementation provides a hopefully straightforward
// mapping for the most common keystrokes and form requests.
-int
+int
NCursesForm::virtualize(int c) {
switch(c) {
case CTRL('F') : return(REQ_NEXT_FIELD); // Forward
case CTRL('B') : return(REQ_PREV_FIELD); // Backward
- case CTRL('L') : return(REQ_LEFT_FIELD); // Left
+ case CTRL('L') : return(REQ_LEFT_FIELD); // Left
case CTRL('R') : return(REQ_RIGHT_FIELD); // Right
case CTRL('U') : return(REQ_UP_FIELD); // Up
case CTRL('D') : return(REQ_DOWN_FIELD); // Down
case CTRL('N') : return(REQ_NEXT_CHOICE);
case CTRL('P') : return(REQ_PREV_CHOICE);
-
+
default:
return(c);
}
//
bool UserDefinedFieldType::fcheck(FIELD *f, const void *u) {
NCursesFormField* F = (NCursesFormField*)u;
- assert(F);
+ assert(F != 0);
UserDefinedFieldType* udf = (UserDefinedFieldType*)(F->fieldtype());
- assert(udf);
+ assert(udf != 0);
return udf->field_check(*F);
}
bool UserDefinedFieldType::ccheck(int c, const void *u) {
NCursesFormField* F = (NCursesFormField*)u;
- assert(F);
- UserDefinedFieldType* udf =
+ assert(F != 0);
+ UserDefinedFieldType* udf =
(UserDefinedFieldType*)(F->fieldtype());
- assert(udf);
+ assert(udf != 0);
return udf->char_check(c);
}
bool UserDefinedFieldType_With_Choice::next_choice(FIELD *f, const void *u) {
NCursesFormField* F = (NCursesFormField*)u;
- assert(F);
- UserDefinedFieldType_With_Choice* udf =
+ assert(F != 0);
+ UserDefinedFieldType_With_Choice* udf =
(UserDefinedFieldType_With_Choice*)(F->fieldtype());
- assert(udf);
+ assert(udf != 0);
return udf->next(*F);
}
bool UserDefinedFieldType_With_Choice::prev_choice(FIELD *f, const void *u) {
NCursesFormField* F = (NCursesFormField*)u;
- assert(F);
- UserDefinedFieldType_With_Choice* udf =
+ assert(F != 0);
+ UserDefinedFieldType_With_Choice* udf =
(UserDefinedFieldType_With_Choice*)(F->fieldtype());
- assert(udf);
+ assert(udf != 0);
return udf->previous(*F);
}
UserDefinedFieldType::makearg,
NULL,
NULL);
- if (code==E_OK)
+ if (code==E_OK)
code = ::set_fieldtype_arg
(UserDefinedFieldType_With_Choice::generic_fieldtype_with_choice,
UserDefinedFieldType::makearg,