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Make component more functionnal

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ArthurSonzogni
2021-05-09 20:32:27 +02:00
parent 9d15d1c275
commit 6d75cb2748
70 changed files with 2182 additions and 1769 deletions
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58
src/ftxui/component/toggle.cpp
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@@ -1,26 +1,38 @@
#include <stddef.h> // for size_t
#include <algorithm> // for max, min
#include <memory> // for shared_ptr, alloca...
#include <memory> // for shared_ptr, allocator_traits<>::value_type
#include <utility> // for move
#include "ftxui/component/captured_mouse.hpp" // for CapturedMouse
#include "ftxui/component/mouse.hpp" // for Mouse, Mouse::Left
#include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive
#include "ftxui/component/captured_mouse.hpp" // for CapturedMouse
#include "ftxui/component/event.hpp" // for Event, Event::ArrowLeft, Event::ArrowRight, Event::Return, Event::Tab, Event::TabReverse
#include "ftxui/component/mouse.hpp" // for Mouse, Mouse::Left, Mouse::Pressed
#include "ftxui/component/toggle.hpp"
namespace ftxui {
Element Toggle::Render() {
Component Toggle(const std::vector<std::wstring>* entries, int* selected) {
return Make<ToggleBase>(entries, selected);
}
// static
ToggleBase* ToggleBase::From(Component component) {
return static_cast<ToggleBase*>(component.get());
}
ToggleBase::ToggleBase(const std::vector<std::wstring>* entries, int* selected)
: entries_(entries), selected_(selected) {}
Element ToggleBase::Render() {
Elements children;
bool is_toggle_focused = Focused();
boxes_.resize(entries.size());
for (size_t i = 0; i < entries.size(); ++i) {
boxes_.resize(entries_->size());
for (size_t i = 0; i < entries_->size(); ++i) {
// Separator.
if (i != 0)
children.push_back(separator());
bool is_focused = (focused == int(i)) && is_toggle_focused;
bool is_selected = (selected == int(i));
bool is_selected = (*selected_ == int(i));
auto style = is_selected
? (is_focused ? selected_focused_style : selected_style)
@@ -28,30 +40,30 @@ Element Toggle::Render() {
auto focus_management = !is_selected ? nothing
: is_toggle_focused ? focus
: select;
children.push_back(text(entries[i]) | style | focus_management |
children.push_back(text(entries_->at(i)) | style | focus_management |
reflect(boxes_[i]));
}
return hbox(std::move(children));
}
bool Toggle::OnEvent(Event event) {
bool ToggleBase::OnEvent(Event event) {
if (event.is_mouse())
return OnMouseEvent(event);
int old_selected = selected;
int old_selected = *selected_;
if (event == Event::ArrowLeft || event == Event::Character('h'))
selected--;
(*selected_)--;
if (event == Event::ArrowRight || event == Event::Character('l'))
selected++;
if (event == Event::Tab && entries.size())
selected = (selected + 1) % entries.size();
if (event == Event::TabReverse && entries.size())
selected = (selected + entries.size() - 1) % entries.size();
(*selected_)++;
if (event == Event::Tab && entries_->size())
*selected_ = (*selected_ + 1) % entries_->size();
if (event == Event::TabReverse && entries_->size())
*selected_ = (*selected_ + entries_->size() - 1) % entries_->size();
selected = std::max(0, std::min(int(entries.size()) - 1, selected));
*selected_ = std::max(0, std::min(int(entries_->size()) - 1, *selected_));
if (old_selected != selected) {
focused = selected;
if (old_selected != *selected_) {
focused = *selected_;
on_change();
return true;
}
@@ -64,7 +76,7 @@ bool Toggle::OnEvent(Event event) {
return false;
}
bool Toggle::OnMouseEvent(Event event) {
bool ToggleBase::OnMouseEvent(Event event) {
if (!CaptureMouse(event))
return false;
for (int i = 0; i < boxes_.size(); ++i) {
@@ -76,8 +88,8 @@ bool Toggle::OnMouseEvent(Event event) {
if (event.mouse().button == Mouse::Left &&
event.mouse().motion == Mouse::Pressed) {
TakeFocus();
if (selected != i) {
selected = i;
if (*selected_ != i) {
*selected_ = i;
on_change();
}
return true;