unleashed-firmware/applications/lfrfid/view/container-vm.cpp

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#include "container-vm.h"
#include "elements/generic-element.h"
#include "elements/string-element.h"
#include "elements/icon-element.h"
#include "elements/button-element.h"
#include <list>
class ContainerVMData {
public:
ContainerVMData(){};
~ContainerVMData() {
for(auto& it : elements) delete it;
};
std::list<GenericElement*> elements;
template <typename T> T add(const T element, View* view) {
elements.push_back(element);
element->set_parent_view(view);
return element;
}
void clean() {
for(auto& it : elements) delete it;
elements.clear();
}
};
struct ContainerVMModel {
ContainerVMData* data;
};
ContainerVM::ContainerVM() {
view = view_alloc();
view_set_context(view, this);
view_allocate_model(view, ViewModelTypeLocking, sizeof(ContainerVMModel));
with_view_model_cpp(view, ContainerVMModel, model, {
model->data = new ContainerVMData();
return true;
});
view_set_draw_callback(view, view_draw_callback);
view_set_input_callback(view, view_input_callback);
}
ContainerVM::~ContainerVM() {
with_view_model_cpp(view, ContainerVMModel, model, {
delete model->data;
model->data = NULL;
return false;
});
view_free(view);
}
View* ContainerVM::get_view() {
return view;
}
void ContainerVM::clean() {
with_view_model_cpp(view, ContainerVMModel, model, {
model->data->clean();
return true;
});
}
template <typename T> T* ContainerVM::add() {
T* element = new T();
with_view_model_cpp(view, ContainerVMModel, model, {
model->data->add(element, view);
return true;
});
return element;
}
void ContainerVM::view_draw_callback(Canvas* canvas, void* model) {
ContainerVMData* data = static_cast<ContainerVMModel*>(model)->data;
canvas_clear(canvas);
canvas_set_color(canvas, ColorBlack);
canvas_set_font(canvas, FontPrimary);
for(const auto& element : data->elements) {
element->draw(canvas);
}
}
bool ContainerVM::view_input_callback(InputEvent* event, void* context) {
bool consumed = false;
View* view = static_cast<ContainerVM*>(context)->view;
with_view_model_cpp(view, ContainerVMModel, model, {
for(const auto& element : model->data->elements) {
if(element->input(event)) {
consumed = true;
}
if(consumed) {
break;
}
}
return consumed;
});
return consumed;
}
template StringElement* ContainerVM::add<StringElement>();
template IconElement* ContainerVM::add<IconElement>();
template ButtonElement* ContainerVM::add<ButtonElement>();