Public Access
twislaandClaude Opus 5.5
5fd351c45e
; . , / are arrows on their own unless the foreground App is editing text (App::textEntryActive); Fn + those keys are arrows everywhere. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01EhqxQ49eCju4CzKYNjZzwT
46 lines
1.0 KiB
C++
46 lines
1.0 KiB
C++
#pragma once
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#include <cstdint>
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#include "key_event.h"
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namespace roro {
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class Canvas; // provided by the widget kit
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// A foreground, user-facing program (see CONTEXT.md). Exactly one App is on screen at a time.
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class App {
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public:
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virtual ~App() = default;
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virtual void onEnter() {}
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virtual void onExit() {}
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// Return true if the key was consumed. An unconsumed Back leaves the App.
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virtual bool onKey(const KeyEvent& event) {
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(void)event;
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return false;
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}
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// True while the App is editing text: the arrow keys then type ; . , / and need Fn to move.
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virtual bool textEntryActive() const { return false; }
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// Called every main-loop pass while in the foreground (e.g. to refresh live values).
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virtual void update(uint32_t nowMs) { (void)nowMs; }
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virtual void draw(Canvas& canvas) = 0;
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void requestRedraw() { redraw_ = true; }
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bool consumeRedraw() {
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bool r = redraw_;
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redraw_ = false;
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return r;
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}
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private:
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bool redraw_ = false;
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};
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} // namespace roro
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