mirror of
https://gitlab.com/eql/lqml.git
synced 2025-12-06 02:30:38 -08:00
434 lines
12 KiB
C++
434 lines
12 KiB
C++
// all-in-on-header to include in Qt plugin source files which want to call
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// ECL functions through 'ecl_fun()'
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//
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// does not depend on LQML
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#ifndef ECL_FUN_PLUGIN
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#define ECL_FUN_PLUGIN
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#include <QVariant>
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#include <QObject>
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#include <ecl/ecl.h>
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QT_BEGIN_NAMESPACE
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#define STRING(s) ecl_make_constant_base_string(s, -1)
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#define STRING_COPY(s) (s ? ecl_make_simple_base_string(s, -1) : ECL_NIL)
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#define STATIC_SYMBOL(var, name) \
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cl_object var = cl_intern(1, ecl_make_constant_base_string(name, -1));
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#define STATIC_SYMBOL_PKG(var, name, pkg) \
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cl_object var = cl_intern(2, \
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ecl_make_constant_base_string(name, -1), \
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cl_find_package(ecl_make_constant_base_string(pkg, -1)));
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#define LEN(x) fixint(cl_length(x))
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#define LIST1(a1) \
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CONS(a1, ECL_NIL)
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#define LIST2(a1, a2) \
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CONS(a1, LIST1(a2))
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#define LIST3(a1, a2, a3) \
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CONS(a1, LIST2(a2, a3))
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#define LIST4(a1, a2, a3, a4) \
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CONS(a1, LIST3(a2, a3, a4))
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#define LIST5(a1, a2, a3, a4, a5) \
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CONS(a1, LIST4(a2, a3, a4, a5))
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#define LIST6(a1, a2, a3, a4, a5, a6) \
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CONS(a1, LIST5(a2, a3, a4, a5, a6))
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#define LIST7(a1, a2, a3, a4, a5, a6, a7) \
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CONS(a1, LIST6(a2, a3, a4, a5, a6, a7))
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#define LIST8(a1, a2, a3, a4, a5, a6, a7, a8) \
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CONS(a1, LIST7(a2, a3, a4, a5, a6, a7, a8))
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#define LIST9(a1, a2, a3, a4, a5, a6, a7, a8, a9) \
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CONS(a1, LIST8(a2, a3, a4, a5, a6, a7, a8, a9))
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#define LIST10(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) \
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CONS(a1, LIST9(a2, a3, a4, a5, a6, a7, a8, a9, a10))
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#define TO_CL_FLOAT_2(cap_name, name, x1, x2) \
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cl_object from_##name(const cap_name& q) { \
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cl_object l_ret = LIST2(ecl_make_doublefloat(q.x1()), ecl_make_doublefloat(q.x2())); \
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return l_ret; \
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}
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#define TO_CL_FLOAT_4(cap_name, name, x1, x2, x3, x4) \
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cl_object from_##name(const cap_name& q) { \
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cl_object l_ret = LIST4(ecl_make_doublefloat(q.x1()), ecl_make_doublefloat(q.x2()), ecl_make_doublefloat(q.x3()), ecl_make_doublefloat(q.x4())); \
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return l_ret; \
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}
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#define TO_QT_FLOAT_2(name) \
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name to##name(cl_object x) { \
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if (LISTP(x)) { \
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return name(toReal(cl_first(x)), toReal(cl_second(x))); \
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} \
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return name(); \
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}
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#define TO_QT_FLOAT_4(name) \
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name to##name(cl_object x) { \
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if (LISTP(x)) { \
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return name(toReal(cl_first(x)), toReal(cl_second(x)), toReal(cl_third(x)), toReal(cl_fourth(x))); \
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} \
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return name(); \
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}
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void error_msg(const char* fun, cl_object l_args) {
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STATIC_SYMBOL (s_error_output, "*ERROR-OUTPUT*")
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cl_format(4,
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cl_symbol_value(s_error_output),
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STRING("~%[ECL:error] ~A ~{~S~^ ~}~%"),
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STRING(fun),
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l_args);
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}
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// *** Lisp to Qt ***
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template<typename T>
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T toInt(cl_object l_num) {
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T i = 0;
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if (cl_integerp(l_num) == ECL_T) {
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i = fixint(l_num);
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}
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return i;
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}
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int toInt(cl_object l_num) {
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return toInt<int>(l_num);
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}
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template<typename T>
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T toUInt(cl_object l_num) {
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T i = 0;
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if (cl_integerp(l_num) == ECL_T) {
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i = fixnnint(l_num);
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}
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return i;
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}
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uint toUInt(cl_object l_num) {
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return toUInt<uint>(l_num);
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}
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template<typename T>
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T toFloat(cl_object l_num) {
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T f = 0;
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if (ECL_SINGLE_FLOAT_P(l_num)) {
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f = sf(l_num);
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}
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else if (ECL_DOUBLE_FLOAT_P(l_num)) {
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f = df(l_num);
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}
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#ifdef ECL_LONG_FLOAT
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else if (ECL_LONG_FLOAT_P(l_num)) {
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f = ecl_long_float(l_num);
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}
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#endif
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else if (cl_integerp(l_num) == ECL_T) {
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f = fixint(l_num);
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}
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else {
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cl_object l_f = cl_float(1, l_num);
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if (ECL_DOUBLE_FLOAT_P(l_f)) {
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f = df(l_f);
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}
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else if (ECL_SINGLE_FLOAT_P(l_f)) {
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f = sf(l_f);
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}
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#ifdef ECL_LONG_FLOAT
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else if (ECL_LONG_FLOAT_P(l_f)) {
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f = ecl_long_float(l_f);
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}
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#endif
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}
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return f;
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}
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float toFloat(cl_object l_num) {
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return toFloat<float>(l_num);
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}
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qreal toReal(cl_object l_num) {
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return toFloat<qreal>(l_num);
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}
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QByteArray toCString(cl_object l_str) {
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QByteArray ba;
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if (ECL_STRINGP(l_str)) {
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if (ECL_BASE_STRING_P(l_str)) {
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ba = QByteArray(reinterpret_cast<char*>(l_str->base_string.self),
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l_str->base_string.fillp);
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}
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else {
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uint l = l_str->string.fillp;
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ba.resize(l);
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ecl_character* l_s = l_str->string.self;
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for (uint i = 0; i < l; i++) {
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ba[i] = l_s[i];
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}
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}
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}
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return ba;
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}
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QString toQString(cl_object l_str) {
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QString s;
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if (ECL_STRINGP(l_str)) {
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if (ECL_BASE_STRING_P(l_str)) {
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s = QString::fromLatin1(reinterpret_cast<char*>(l_str->base_string.self),
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l_str->base_string.fillp);
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}
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else {
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uint l = l_str->string.fillp;
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s.resize(l);
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ecl_character* l_s = l_str->string.self;
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for (uint i = 0; i < l; i++) {
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s[i] = QChar(l_s[i]);
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}
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}
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}
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return s;
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}
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TO_QT_FLOAT_2 (QPointF)
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TO_QT_FLOAT_2 (QSizeF)
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TO_QT_FLOAT_4 (QRectF)
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QVariant toQVariant(cl_object, int = -1);
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QVariant toQVariantMap(cl_object);
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QVariantList toQVariantList(cl_object);
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QVariant toQVariant(cl_object l_arg, int type) {
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QVariant var;
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switch (type) {
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case QMetaType::QPointF: var = toQPointF(l_arg); break;
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case QMetaType::QRectF: var = toQRectF(l_arg); break;
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case QMetaType::QSizeF: var = toQSizeF(l_arg); break;
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default:
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if (cl_integerp(l_arg) == ECL_T) { // int
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var = QVariant(toInt(l_arg));
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}
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else if (cl_floatp(l_arg) == ECL_T) { // double
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var = QVariant(toFloat<double>(l_arg));
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}
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else if (cl_stringp(l_arg) == ECL_T) { // string
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var = QVariant(toQString(l_arg));
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}
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else if (l_arg == ECL_T) { // true
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var = QVariant(true);
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}
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else if (l_arg == ECL_NIL) { // false
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var = QVariant(false);
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}
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else if (cl_listp(l_arg) == ECL_T) { // list
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var = (cl_keywordp(cl_first(l_arg)) == ECL_T)
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? toQVariantMap(l_arg)
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: toQVariantList(l_arg);
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}
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else { // default: undefined
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var = QVariant();
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}
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break;
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}
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return var;
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}
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QVariantList toQVariantList(cl_object l_list) {
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QVariantList l;
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if (ECL_LISTP(l_list)) {
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for (cl_object l_do_list = l_list; l_do_list != ECL_NIL; l_do_list = cl_cdr(l_do_list)) {
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cl_object l_el = cl_car(l_do_list);
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l << toQVariant(l_el);
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}
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}
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return l;
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}
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QString toCamelCase(const QString& name) {
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// convert Lisp name to Qt name
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QString qtName(name);
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int j = 0;
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for (int i = 0; i < name.length(); i++, j++) {
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qtName[j] = (name.at(i) == QChar('-'))
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? name.at(++i).toUpper() : name.at(i);
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}
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qtName.truncate(j);
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return qtName;
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}
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QVariant toQVariantMap(cl_object l_list) {
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// special case for Lisp keyword arguments
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QVariantMap map;
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if (cl_keywordp(cl_first(l_list)) == ECL_T) {
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cl_object l_do_args = l_list;
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while (l_do_args != ECL_NIL) {
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map.insert(toCamelCase(toQString(cl_symbol_name(cl_first(l_do_args))).toLower()),
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toQVariant(cl_second(l_do_args)));
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l_do_args = cl_cddr(l_do_args);
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}
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}
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return map;
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}
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// *** Qt to Lisp ***
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cl_object from_cstring(const QByteArray& s) {
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cl_object l_s = ecl_alloc_simple_base_string(s.length());
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memcpy(l_s->base_string.self, s.constData(), s.length());
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return l_s;
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}
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cl_object from_qstring(const QString& s) {
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cl_object l_s = ecl_alloc_simple_extended_string(s.length());
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ecl_character* l_p = l_s->string.self;
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for (int i = 0; i < s.length(); i++) {
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l_p[i] = s.at(i).unicode();
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}
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return l_s;
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}
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TO_CL_FLOAT_2 (QPointF, qpointf, x, y)
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TO_CL_FLOAT_2 (QSizeF, qsizef, width, height)
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TO_CL_FLOAT_4 (QRectF, qrectf, x, y, width, height)
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cl_object from_qvariant(const QVariant& var) {
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cl_object l_obj = ECL_NIL;
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#if QT_VERSION < 0x060000
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const int type = var.type();
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#else
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const int type = var.typeId();
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#endif
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switch (type) {
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case QMetaType::Bool: l_obj = var.toBool() ? ECL_T : ECL_NIL; break;
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case QMetaType::Double: l_obj = ecl_make_doublefloat(var.toDouble()); break;
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case QMetaType::Int: l_obj = ecl_make_integer(var.toInt()); break;
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case QMetaType::UInt: l_obj = ecl_make_unsigned_integer(var.toUInt()); break;
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case QMetaType::ULongLong: l_obj = ecl_make_unsigned_integer(var.toULongLong()); break;
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case QMetaType::QPointF: l_obj = from_qpointf(var.toPointF()); break;
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case QMetaType::QRectF: l_obj = from_qrectf(var.toRectF()); break;
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case QMetaType::QSizeF: l_obj = from_qsizef(var.toSizeF()); break;
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case QMetaType::QString: l_obj = from_qstring(var.toString()); break;
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// special case (can be nested)
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case QMetaType::QVariantList:
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Q_FOREACH(QVariant v, var.value<QVariantList>()) {
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l_obj = CONS(from_qvariant(v), l_obj);
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}
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l_obj = cl_nreverse(l_obj);
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break;
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}
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return l_obj;
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}
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QHash<QByteArray, void*> lisp_functions;
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cl_object lisp_apply(cl_object l_fun, cl_object l_args) {
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cl_object l_ret = Cnil;
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const cl_env_ptr l_env = ecl_process_env();
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CL_CATCH_ALL_BEGIN(l_env) {
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CL_UNWIND_PROTECT_BEGIN(l_env) {
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l_ret = cl_apply(2, l_fun, l_args);
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}
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CL_UNWIND_PROTECT_EXIT {}
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CL_UNWIND_PROTECT_END;
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}
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CL_CATCH_ALL_END;
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return l_ret;
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}
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QVariant ecl_fun(
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const QByteArray&,
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant(),
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const QVariant& = QVariant());
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#define PUSH_ARG(x) l_args = CONS(from_qvariant(x), l_args)
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QVariant ecl_fun(const QByteArray& pkgFun,
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const QVariant& a1,
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const QVariant& a2,
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const QVariant& a3,
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const QVariant& a4,
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const QVariant& a5,
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const QVariant& a6,
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const QVariant& a7,
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const QVariant& a8,
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const QVariant& a9,
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const QVariant& a10,
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const QVariant& a11,
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const QVariant& a12,
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const QVariant& a13,
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const QVariant& a14,
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const QVariant& a15,
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const QVariant& a16) {
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void* symbol = lisp_functions.value(pkgFun);
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if (!symbol) {
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int p = pkgFun.indexOf(':');
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QByteArray pkg = (p == -1) ? "qml-user" : pkgFun.left(p);
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QByteArray fun = pkgFun.mid(pkgFun.lastIndexOf(':') + 1);
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cl_object l_sym = cl_find_symbol(2,
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make_constant_base_string(fun.toUpper().constData()),
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cl_find_package(make_constant_base_string(pkg.toUpper().constData())));
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if (l_sym != Cnil) {
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symbol = l_sym;
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lisp_functions[pkgFun] = symbol;
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}
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}
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cl_object l_args = Cnil;
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if (!a1.isNull()) { PUSH_ARG(a1);
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if (!a2.isNull()) { PUSH_ARG(a2);
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if (!a3.isNull()) { PUSH_ARG(a3);
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if (!a4.isNull()) { PUSH_ARG(a4);
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if (!a5.isNull()) { PUSH_ARG(a5);
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if (!a6.isNull()) { PUSH_ARG(a6);
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if (!a7.isNull()) { PUSH_ARG(a7);
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if (!a8.isNull()) { PUSH_ARG(a8);
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if (!a9.isNull()) { PUSH_ARG(a9);
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if (!a10.isNull()) { PUSH_ARG(a10);
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if (!a11.isNull()) { PUSH_ARG(a11);
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if (!a12.isNull()) { PUSH_ARG(a12);
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if (!a13.isNull()) { PUSH_ARG(a13);
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if (!a14.isNull()) { PUSH_ARG(a14);
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if (!a15.isNull()) { PUSH_ARG(a15);
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if (!a16.isNull()) { PUSH_ARG(a16); }
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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l_args = cl_nreverse(l_args);
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if (symbol) {
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cl_object l_ret = lisp_apply((cl_object)symbol, l_args);
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return toQVariant(l_ret);
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}
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error_msg(QString("ecl_fun(): %1").arg(QString(pkgFun)).toLatin1().constData(), l_args);
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return QVariant();
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}
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QT_END_NAMESPACE
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#endif
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