func toWindow(s *C.GdkWindow) (*Window, error) {
if s == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(s))}
return &Window{obj}, nil
}
func toScreen(s *C.GdkScreen) (*Screen, error) {
if s == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(s))}
return &Screen{obj}, nil
}
func toDisplay(s *C.GdkDisplay) (*Display, error) {
if s == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(s))}
return &Display{obj}, nil
}
//export goBuilderConnect
func goBuilderConnect(builder *C.GtkBuilder,
object *C.GObject,
signal_name *C.gchar,
handler_name *C.gchar,
connect_object *C.GObject,
flags C.GConnectFlags,
user_data C.gpointer) {
builderSignals.Lock()
signals, ok := builderSignals.m[builder]
builderSignals.Unlock()
if !ok {
panic("no signal mapping defined for this GtkBuilder")
}
h := C.GoString((*C.char)(handler_name))
s := C.GoString((*C.char)(signal_name))
handler, ok := signals[h]
if !ok {
return
}
if object == nil {
panic("unexpected nil object from builder")
}
//TODO: figure out a better way to get a glib.Object from a *C.GObject
gobj := glib.Object{glib.ToGObject(unsafe.Pointer(object))}
gobj.Connect(s, handler)
}
// PixbufCopy is a wrapper around gdk_pixbuf_copy().
func PixbufCopy(v *Pixbuf) (*Pixbuf, error) {
c := C.gdk_pixbuf_copy(v.native())
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// PixbufLoaderNew() is a wrapper around gdk_pixbuf_loader_new().
func PixbufLoaderNew() (*PixbufLoader, error) {
c := C.gdk_pixbuf_loader_new()
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &PixbufLoader{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// Flip is a wrapper around gdk_pixbuf_flip().
func (v *Pixbuf) Flip(horizontal bool) (*Pixbuf, error) {
c := C.gdk_pixbuf_flip(v.native(), gbool(horizontal))
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// GetDisplay() is a wrapper around gdk_device_manager_get_display().
func (v *DeviceManager) GetDisplay() (*Display, error) {
c := C.gdk_device_manager_get_display(v.native())
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
obj.Ref()
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return &Display{obj}, nil
}
// ApplyEmbeddedOrientation is a wrapper around gdk_pixbuf_apply_embedded_orientation().
func (v *Pixbuf) ApplyEmbeddedOrientation() (*Pixbuf, error) {
c := C.gdk_pixbuf_apply_embedded_orientation(v.native())
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// RotateSimple is a wrapper around gdk_pixbuf_rotate_simple().
func (v *Pixbuf) RotateSimple(angle PixbufRotation) (*Pixbuf, error) {
c := C.gdk_pixbuf_rotate_simple(v.native(), C.GdkPixbufRotation(angle))
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// GetDefaultGroup() is a wrapper around gdk_display_get_default_group().
func (v *Display) GetDefaultGroup() (*Window, error) {
c := C.gdk_display_get_default_group(v.native())
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
w := &Window{obj}
obj.Ref()
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return w, nil
}
// GetDefaultScreen() is a wrapper around gdk_display_get_default_screen().
func (v *Display) GetDefaultScreen() (*Screen, error) {
c := C.gdk_display_get_default_screen(v.native())
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
s := &Screen{obj}
obj.Ref()
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return s, nil
}
// DisplayGetDefault() is a wrapper around gdk_display_get_default().
func DisplayGetDefault() (*Display, error) {
c := C.gdk_display_get_default()
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
d := &Display{obj}
obj.Ref()
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return d, nil
}
// GetSystemVisual is a wrapper around gdk_screen_get_system_visual().
func (v *Screen) GetSystemVisual() (*Visual, error) {
c := C.gdk_screen_get_system_visual(v.native())
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
visual := &Visual{obj}
obj.Ref()
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return visual, nil
}
// PixbufNew is a wrapper around gdk_pixbuf_new().
func PixbufNew(colorspace Colorspace, hasAlpha bool, bitsPerSample, width, height int) (*Pixbuf, error) {
c := C.gdk_pixbuf_new(C.GdkColorspace(colorspace), gbool(hasAlpha),
C.int(bitsPerSample), C.int(width), C.int(height))
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// GetPixbuf is a wrapper around gdk_pixbuf_loader_get_pixbuf().
func (v *PixbufLoader) GetPixbuf() (*Pixbuf, error) {
c := C.gdk_pixbuf_loader_get_pixbuf(v.native())
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &Pixbuf{obj}
obj.Ref()
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// ScaleSimple is a wrapper around gdk_pixbuf_scale_simple().
func (v *Pixbuf) ScaleSimple(destWidth, destHeight int, interpType InterpType) (*Pixbuf, error) {
c := C.gdk_pixbuf_scale_simple(v.native(), C.int(destWidth),
C.int(destHeight), C.GdkInterpType(interpType))
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// DisplayOpen() is a wrapper around gdk_display_open().
func DisplayOpen(displayName string) (*Display, error) {
cstr := C.CString(displayName)
defer C.free(unsafe.Pointer(cstr))
c := C.gdk_display_open((*C.gchar)(cstr))
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
d := &Display{obj}
obj.Ref()
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return d, nil
}
// ListDevices() is a wrapper around gdk_device_manager_list_devices().
func (v *DeviceManager) ListDevices(tp DeviceType) *glib.List {
clist := C.gdk_device_manager_list_devices(v.native(), C.GdkDeviceType(tp))
if clist == nil {
return nil
}
glist := glib.WrapList(uintptr(unsafe.Pointer(clist)))
glist.DataWrapper(func(ptr unsafe.Pointer) interface{} {
return &Device{&glib.Object{glib.ToGObject(ptr)}}
})
runtime.SetFinalizer(glist, func(glist *glib.List) {
glist.Free()
})
return glist
}
// PixbufNewFromFile is a wrapper around gdk_pixbuf_new_from_file().
func PixbufNewFromFile(filename string) (*Pixbuf, error) {
cstr := C.CString(filename)
defer C.free(unsafe.Pointer(cstr))
var err *C.GError
res := C.gdk_pixbuf_new_from_file((*C.char)(cstr), &err)
if res == nil {
defer C.g_error_free(err)
return nil, errors.New(C.GoString((*C.char)(err.message)))
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(res))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
// PixbufNewFromFileAtSize is a wrapper around gdk_pixbuf_new_from_file_at_size().
func PixbufNewFromFileAtSize(filename string, width, height int) (*Pixbuf, error) {
cstr := C.CString(filename)
defer C.free(unsafe.Pointer(cstr))
var err *C.GError = nil
res := C.gdk_pixbuf_new_from_file_at_size(cstr, C.int(width), C.int(height), &err)
if err != nil {
defer C.g_error_free(err)
return nil, errors.New(C.GoString((*C.char)(err.message)))
}
if res == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(res))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
func marshalDragContext(p uintptr) (interface{}, error) {
c := C.g_value_get_object((*C.GValue)(unsafe.Pointer(p)))
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
return &DragContext{obj}, nil
}