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Added a option to set the style of the selection

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This commit is contained in:
Clement Roblot
2024-12-02 19:34:27 +07:00
committed by ArthurSonzogni
parent d62dc6e305
commit cbd28403af
6 changed files with 63 additions and 20 deletions
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5
include/ftxui/component/screen_interactive.hpp
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@@ -15,6 +15,7 @@
#include "ftxui/component/animation.hpp" // for TimePoint
#include "ftxui/component/captured_mouse.hpp" // for CapturedMouse
#include "ftxui/component/event.hpp" // for Event
#include "ftxui/dom/selection.hpp" // for SelectionOption
#include "ftxui/component/task.hpp" // for Task, Closure
#include "ftxui/screen/screen.hpp" // for Screen
@@ -70,7 +71,7 @@ class ScreenInteractive : public Screen {
// Selection API.
std::string GetSelectedContent(Component component);
void onSelectionModified(std::function<void(void)> callback);
void setSelectionOptions(SelectionOption option);
private:
void ExitNow();
@@ -143,7 +144,7 @@ class ScreenInteractive : public Screen {
int selection_end_x_ = 0;
int selection_end_y_ = 0;
bool selection_changed = false;
std::function<void(void)> selection_changed_callback_ = nullptr;
SelectionOption selection_options_ = SelectionOption::Simple();
friend class Loop;

21
include/ftxui/dom/selection.hpp
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@@ -5,15 +5,33 @@
#ifndef FTXUI_DOM_SELECTION_HPP
#define FTXUI_DOM_SELECTION_HPP
#include <functional>
#include "ftxui/screen/box.hpp" // for Box
#include "ftxui/screen/pixel.hpp" // for Pixel
namespace ftxui {
/// @brief Option for the selection of content.
/// @ingroup component
struct SelectionOption {
/// @brief Selection is simply inverted:
static SelectionOption Simple();
// Style:
std::function<void(Pixel& pixel)> transform ;
// Observers:
/// Called when the selection changed.
std::function<void()> on_change = [] {};
};
/// @brief Represent a selection in the terminal.
class Selection {
public:
Selection(int start_x, int start_y, int end_x, int end_y);
Selection(int start_x, int start_y, int end_x, int end_y, SelectionOption option = SelectionOption::Simple());
const Box& GetBox() const;
const SelectionOption& GetOption() const;
Selection SaturateHorizontal(Box box);
Selection SaturateVertical(Box box);
@@ -25,6 +43,7 @@ class Selection {
const int end_x_;
const int end_y_;
const Box box_;
const SelectionOption option;
};
} // namespace ftxui