bsnes/hiro/windows/widget/radio-button.cpp

127 lines
3.7 KiB
C++

#if defined(Hiro_RadioButton)
namespace hiro {
static auto CALLBACK RadioButton_windowProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) -> LRESULT {
if(auto object = (mObject*)GetWindowLongPtr(hwnd, GWLP_USERDATA)) {
if(auto button = dynamic_cast<mRadioButton*>(object)) {
if(auto self = button->self()) {
if(msg == WM_ERASEBKGND) return DefWindowProc(hwnd, msg, wparam, lparam);
if(msg == WM_PAINT) return Button_paintProc(hwnd, msg, wparam, lparam,
button->state.bordered, button->state.checked, button->enabled(true), button->font(true),
button->state.image, button->state.orientation, button->state.text
);
return self->windowProc(hwnd, msg, wparam, lparam);
}
}
}
return DefWindowProc(hwnd, msg, wparam, lparam);
}
auto pRadioButton::construct() -> void {
hwnd = CreateWindow(L"BUTTON", L"",
WS_CHILD | WS_TABSTOP | BS_CHECKBOX | BS_PUSHLIKE,
0, 0, 0, 0, _parentHandle(), nullptr, GetModuleHandle(0), 0);
SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)&reference);
windowProc = (WindowProc)GetWindowLongPtr(hwnd, GWLP_WNDPROC);
SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR)RadioButton_windowProc);
pWidget::_setState();
setGroup(state().group);
_setState();
}
auto pRadioButton::destruct() -> void {
DestroyWindow(hwnd);
}
auto pRadioButton::minimumSize() const -> Size {
Size image = state().image.size();
Size text = state().text ? pFont::size(self().font(true), state().text) : Size{};
Size size;
if(state().orientation == Orientation::Horizontal) {
size.setWidth(image.width() + (image && text ? 5 : 0) + text.width());
size.setHeight(max(image.height(), text.height()));
}
if(state().orientation == Orientation::Vertical) {
size.setWidth(max(image.width(), text.width()));
size.setHeight(image.height() + (image && text ? 5 : 0) + text.height());
}
size.setHeight(max(size.height(), pFont::size(self().font(true), " ").height()));
return {size.width() + (state().bordered && text ? 20 : 10), size.height() + 10};
}
auto pRadioButton::setBordered(bool bordered) -> void {
_setState();
}
auto pRadioButton::setChecked() -> void {
if(auto& group = state().group) {
for(auto& weak : group->state.objects) {
if(auto object = weak.acquire()) {
if(auto radioButton = dynamic_cast<mRadioButton*>(object.data())) {
if(auto self = radioButton->self()) {
SendMessage(self->hwnd, BM_SETCHECK, (WPARAM)(&self->reference == &reference), 0);
}
}
}
}
}
}
auto pRadioButton::setEnabled(bool enabled) -> void {
pWidget::setEnabled(enabled);
_setState();
}
auto pRadioButton::setFont(const Font& font) -> void {
pWidget::setFont(font);
_setState();
}
auto pRadioButton::setGroup(sGroup group) -> void {
bool first = true;
if(auto& group = state().group) {
for(auto& weak : group->state.objects) {
if(auto object = weak.acquire()) {
if(auto radioButton = dynamic_cast<mRadioButton*>(object.data())) {
if(auto self = radioButton->self()) {
SendMessage(self->hwnd, BM_SETCHECK, (WPARAM)(radioButton->state.checked = first), 0);
first = false;
}
}
}
}
}
}
auto pRadioButton::setImage(const Image& image) -> void {
_setState();
}
auto pRadioButton::setOrientation(Orientation orientation) -> void {
_setState();
}
auto pRadioButton::setText(const string& text) -> void {
_setState();
}
auto pRadioButton::setVisible(bool visible) -> void {
pWidget::setVisible(visible);
_setState();
}
auto pRadioButton::onActivate() -> void {
if(state().checked) return;
self().setChecked();
self().doActivate();
}
auto pRadioButton::_setState() -> void {
InvalidateRect(hwnd, 0, false);
}
}
#endif