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

117 lines
3.3 KiB
C++

#if defined(Hiro_RadioButton)
namespace hiro {
static auto RadioButton_activate(GtkToggleButton*, pRadioButton* p) -> void {
if(p->groupLocked()) return;
bool wasChecked = p->state().checked;
p->self().setChecked();
if(!wasChecked) p->self().doActivate();
}
auto pRadioButton::construct() -> void {
gtkWidget = gtk_toggle_button_new();
setBordered(state().bordered);
setImage(state().image);
setOrientation(state().orientation);
setText(state().text);
g_signal_connect(G_OBJECT(gtkWidget), "toggled", G_CALLBACK(RadioButton_activate), (gpointer)this);
pWidget::construct();
}
auto pRadioButton::destruct() -> void {
gtk_widget_destroy(gtkWidget);
}
auto pRadioButton::minimumSize() const -> Size {
Size size = pFont::size(self().font(true), state().text);
if(state().orientation == Orientation::Horizontal) {
size.setWidth(size.width() + state().image.width());
size.setHeight(max(size.height(), state().image.height()));
}
if(state().orientation == Orientation::Vertical) {
size.setWidth(max(size.width(), state().image.width()));
size.setHeight(size.height() + state().image.height());
}
return {size.width() + 24, size.height() + 12};
}
auto pRadioButton::setBordered(bool bordered) -> void {
gtk_button_set_relief(GTK_BUTTON(gtkWidget), bordered ? GTK_RELIEF_NORMAL : GTK_RELIEF_NONE);
}
auto pRadioButton::setChecked() -> void {
for(auto& weak : self().group()->state.objects) {
if(auto object = weak.acquire()) {
if(auto radioButton = dynamic_cast<mRadioButton*>(object.data())) {
if(auto self = radioButton->self()) {
self->lock();
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(self->gtkWidget), radioButton->state.checked);
self->unlock();
}
}
}
}
}
auto pRadioButton::setGroup(sGroup group) -> void {
bool first = true;
for(auto& weak : group->state.objects) {
if(auto object = weak.acquire()) {
if(auto radioButton = dynamic_cast<mRadioButton*>(object.data())) {
if(auto self = radioButton->self()) {
self->lock();
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(self->gtkWidget), radioButton->state.checked = first);
first = false;
self->unlock();
}
}
}
}
}
auto pRadioButton::setImage(const Image& image) -> void {
if(image) {
GtkImage* gtkImage = CreateImage(image);
gtk_button_set_image(GTK_BUTTON(gtkWidget), (GtkWidget*)gtkImage);
} else {
gtk_button_set_image(GTK_BUTTON(gtkWidget), nullptr);
}
}
auto pRadioButton::setOrientation(Orientation orientation) -> void {
switch(orientation) {
case Orientation::Horizontal: gtk_button_set_image_position(GTK_BUTTON(gtkWidget), GTK_POS_LEFT); break;
case Orientation::Vertical: gtk_button_set_image_position(GTK_BUTTON(gtkWidget), GTK_POS_TOP); break;
}
}
auto pRadioButton::setText(const string& text) -> void {
gtk_button_set_label(GTK_BUTTON(gtkWidget), text);
setFont(self().font(true)); //gtk_button_set_label() recreates label, which destroys currently assigned font
}
auto pRadioButton::groupLocked() const -> bool {
if(auto group = state().group) {
for(auto& weak : group->state.objects) {
if(auto object = weak.acquire()) {
if(auto self = object->self()) {
if(self->locked()) return true;
}
}
}
return false;
}
return locked();
}
}
#endif