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Add the Renderer component.

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ArthurSonzogni
2021-05-13 11:44:47 +02:00
parent 6d75cb2748
commit c9aa1805eb
9 changed files with 400 additions and 324 deletions
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57
examples/component/checkbox_in_frame.cpp
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@@ -1,9 +1,7 @@
#include <ext/alloc_traits.h> // for __alloc_traits<>::value_type
#include <memory> // for unique_ptr, make_unique, __shared_ptr_access
#include <string> // for operator+, wstring
#include <vector> // for vector
#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for Checkbox, Make
#include "ftxui/component/component_base.hpp" // for ComponentBase
#include "ftxui/component/container.hpp" // for Container
@@ -13,49 +11,28 @@
using namespace ftxui;
struct CheckboxAndState {
struct CheckboxState {
std::wstring label;
bool state;
Component component;
};
std::unique_ptr<CheckboxAndState> MakeCheckbox(std::wstring label) {
auto out = std::make_unique<CheckboxAndState>();
out->label = label;
out->state = false;
out->component = Checkbox(&out->label, &out->state);
return out;
}
class MyComponent : public ComponentBase {
public:
MyComponent() {
Add(container);
checkbox.resize(30);
for (int i = 0; i < checkbox.size(); ++i) {
checkbox[i] = MakeCheckbox(L"CheckBox " + to_wstring(i));
container->Add(checkbox[i]->component);
}
}
// clang-format off
Element Render() override {
Elements content;
return vbox(container->Render())
| frame
| size(HEIGHT, LESS_THAN, 10)
| border;
}
private:
std::vector<std::unique_ptr<CheckboxAndState>> checkbox;
Component container = Container::Vertical();
bool checked;
};
int main(int argc, const char* argv[]) {
int size = 30;
std::vector<CheckboxState> states(size);
auto container = Container::Vertical({});
for(int i = 0; i<size; ++i) {
states[i].checked = false;
states[i].label = L"Checkbox " + to_wstring(i);
container->Add(Checkbox(&states[i].label, &states[i].checked));
}
auto component = Renderer(container, [&] {
return container->Render() | frame | ftxui::size(HEIGHT, LESS_THAN, 10) |
border;
});
auto screen = ScreenInteractive::FitComponent();
auto my_component = Make<MyComponent>();
screen.Loop(my_component);
screen.Loop(component);
return 0;
}