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widl: Handle aggregate returns in a MSVC compatible way. 

Aggregates are returned through an implicit parameter after the this/interface
pointer. Note that this follows the C++ convention, affected methods are not
callable from C with the Microsoft headers.
This commit is contained in:
Henri Verbeet 2014-09-05 17:33:03 +02:00 committed by Alexandre Julliard
parent fc1a41439f
commit fabfa59aea
3 changed files with 67 additions and 26 deletions
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25
dlls/d2d1/brush.c
View File

@ -227,13 +227,14 @@ static void STDMETHODCALLTYPE d2d_solid_color_brush_SetColor(ID2D1SolidColorBrus
FIXME("iface %p, color %p stub!\n", iface, color);
}
static D2D1_COLOR_F STDMETHODCALLTYPE d2d_solid_color_brush_GetColor(ID2D1SolidColorBrush *iface)
static D2D1_COLOR_F * STDMETHODCALLTYPE d2d_solid_color_brush_GetColor(ID2D1SolidColorBrush *iface, D2D1_COLOR_F *color)
{
static const D2D1_COLOR_F black = {0.0f, 0.0f, 0.0f, 1.0f};
FIXME("iface %p stub!\n", iface);
FIXME("iface %p, color %p stub!\n", iface, color);
return black;
*color = black;
return color;
}
static const struct ID2D1SolidColorBrushVtbl d2d_solid_color_brush_vtbl =
@ -360,21 +361,23 @@ static void STDMETHODCALLTYPE d2d_linear_gradient_brush_SetEndPoint(ID2D1LinearG
FIXME("iface %p, end_point {%.8e, %.8e} stub!\n", iface, end_point.x, end_point.y);
}
static D2D1_POINT_2F STDMETHODCALLTYPE d2d_linear_gradient_brush_GetStartPoint(ID2D1LinearGradientBrush *iface)
static D2D1_POINT_2F * STDMETHODCALLTYPE d2d_linear_gradient_brush_GetStartPoint(ID2D1LinearGradientBrush *iface,
D2D1_POINT_2F *point)
{
static const D2D1_POINT_2F point = {0.0f, 0.0f};
FIXME("iface %p stub!\n", iface);
FIXME("iface %p, point %p stub!\n", iface, point);
point->x = 0.0f;
point->y = 0.0f;
return point;
}
static D2D1_POINT_2F STDMETHODCALLTYPE d2d_linear_gradient_brush_GetEndPoint(ID2D1LinearGradientBrush *iface)
static D2D1_POINT_2F * STDMETHODCALLTYPE d2d_linear_gradient_brush_GetEndPoint(ID2D1LinearGradientBrush *iface,
D2D1_POINT_2F *point)
{
static const D2D1_POINT_2F point = {0.0f, 0.0f};
FIXME("iface %p stub!\n", iface);
FIXME("iface %p, point %p stub!\n", iface, point);
point->x = 0.0f;
point->y = 0.0f;
return point;
}

25
dlls/d2d1/render_target.c
View File

@ -450,12 +450,13 @@ static HRESULT STDMETHODCALLTYPE d2d_d3d_render_target_EndDraw(ID2D1RenderTarget
return S_OK;
}
static D2D1_PIXEL_FORMAT STDMETHODCALLTYPE d2d_d3d_render_target_GetPixelFormat(ID2D1RenderTarget *iface)
static D2D1_PIXEL_FORMAT * STDMETHODCALLTYPE d2d_d3d_render_target_GetPixelFormat(ID2D1RenderTarget *iface,
D2D1_PIXEL_FORMAT *format)
{
static const D2D1_PIXEL_FORMAT format = {DXGI_FORMAT_UNKNOWN, D2D1_ALPHA_MODE_UNKNOWN};
FIXME("iface %p stub!\n", iface);
FIXME("iface %p, format %p stub!\n", iface, format);
format->format = DXGI_FORMAT_UNKNOWN;
format->alphaMode = D2D1_ALPHA_MODE_UNKNOWN;
return format;
}
@ -485,22 +486,24 @@ static void STDMETHODCALLTYPE d2d_d3d_render_target_GetDpi(ID2D1RenderTarget *if
*dpi_y = render_target->dpi_y;
}
static D2D1_SIZE_F STDMETHODCALLTYPE d2d_d3d_render_target_GetSize(ID2D1RenderTarget *iface)
static D2D1_SIZE_F * STDMETHODCALLTYPE d2d_d3d_render_target_GetSize(ID2D1RenderTarget *iface, D2D1_SIZE_F *size)
{
static const D2D1_SIZE_F size = {0.0f, 0.0f};
FIXME("iface %p stub!\n", iface);
FIXME("iface %p, size %p stub!\n", iface, size);
size->width = 0.0f;
size->height = 0.0f;
return size;
}
static D2D1_SIZE_U STDMETHODCALLTYPE d2d_d3d_render_target_GetPixelSize(ID2D1RenderTarget *iface)
static D2D1_SIZE_U * STDMETHODCALLTYPE d2d_d3d_render_target_GetPixelSize(ID2D1RenderTarget *iface,
D2D1_SIZE_U *pixel_size)
{
struct d2d_d3d_render_target *render_target = impl_from_ID2D1RenderTarget(iface);
TRACE("iface %p.\n", iface);
TRACE("iface %p, pixel_size %p.\n", iface, pixel_size);
return render_target->pixel_size;
*pixel_size = render_target->pixel_size;
return pixel_size;
}
static UINT32 STDMETHODCALLTYPE d2d_d3d_render_target_GetMaximumBitmapSize(ID2D1RenderTarget *iface)

43
tools/widl/header.c
View File

@ -828,6 +828,13 @@ static int is_inherited_method(const type_t *iface, const var_t *func)
return 0;
}
static int is_aggregate_return(const var_t *func)
{
enum type_type type = type_get_type(type_function_get_rettype(func->type));
return type == TYPE_STRUCT || type == TYPE_UNION ||
type == TYPE_COCLASS || type == TYPE_INTERFACE;
}
static void write_method_macro(FILE *header, const type_t *iface, const char *name)
{
const statement_t *stmt;
@ -846,7 +853,8 @@ static void write_method_macro(FILE *header, const type_t *iface, const char *na
first_iface = 0;
}
if (!is_callas(func->attrs) && !is_inherited_method(iface, func)) {
if (!is_callas(func->attrs) && !is_inherited_method(iface, func) &&
!is_aggregate_return(func)) {
const var_t *arg;
fprintf(header, "#define %s_%s(This", name, get_name(func));
@ -947,12 +955,24 @@ static void write_inline_wrappers(FILE *header, const type_t *iface, const char
fprintf(header, " %s_%s(", name, get_name(func));
write_args(header, type_get_function_args(func->type), name, 1, FALSE);
fprintf(header, ") {\n");
fprintf(header, " %s", is_void(type_function_get_rettype(func->type)) ? "" : "return ");
fprintf(header, "This->lpVtbl->%s(This", get_name(func));
++indentation;
if (!is_aggregate_return(func)) {
indent(header, 0);
fprintf(header, "%sThis->lpVtbl->%s(This",
is_void(type_function_get_rettype(func->type)) ? "" : "return ",
get_name(func));
} else {
indent(header, 0);
write_type_decl_left(header, type_function_get_rettype(func->type));
fprintf(header, " __ret;\n");
indent(header, 0);
fprintf(header, "return *This->lpVtbl->%s(This,&__ret", get_name(func));
}
if (type_get_function_args(func->type))
LIST_FOR_EACH_ENTRY( arg, type_get_function_args(func->type), const var_t, entry )
fprintf(header, ",%s", arg->name);
fprintf(header, ");\n");
--indentation;
fprintf(header, "}\n");
}
}
@ -979,11 +999,26 @@ static void do_write_c_method_def(FILE *header, const type_t *iface, const char
if (!callconv) callconv = "STDMETHODCALLTYPE";
indent(header, 0);
write_type_decl_left(header, type_function_get_rettype(func->type));
if (is_aggregate_return(func))
fprintf(header, " *");
if (is_inherited_method(iface, func))
fprintf(header, " (%s *%s_%s)(\n", callconv, iface->name, func->name);
else
fprintf(header, " (%s *%s)(\n", callconv, get_name(func));
write_args(header, type_get_function_args(func->type), name, 1, TRUE);
++indentation;
indent(header, 0);
fprintf(header, "%s *This", name);
if (is_aggregate_return(func)) {
fprintf(header, ",\n");
indent(header, 0);
write_type_decl_left(header, type_function_get_rettype(func->type));
fprintf(header, " *__ret");
}
--indentation;
if (type_get_function_args(func->type)) {
fprintf(header, ",\n");
write_args(header, type_get_function_args(func->type), name, 0, TRUE);
}
fprintf(header, ");\n");
fprintf(header, "\n");
}