Public Access
The Notes App lists the files of /notes by their first line, newest first: n starts a note, Enter opens it, r renames its file, d deletes it after asking, s sorts by name. A new note's file is named after its first line. The editor wraps at spaces, 38 columns by 8 rows; Fn+arrows move through the wrapped text, Ctrl+A and Ctrl+E go to the ends of the line. There is no save key: the note is written five seconds after the last key, on Back, on leaving the App, when the screen turns off and before the device powers off. A save writes a temporary file and puts it in the note's place; a save cut short is put back, or offered, the next time. A note is up to 16 KB, held in one buffer reserved when it's opened: the file is read straight into it and typing never makes it grow. A failed allocation aborts on this device, and with IRC connected the largest free block is about 31 KB: a first version that copied the note once on loading restarted the device when a full note was opened with IRC connected. Editing files of any size is #47. The Storage App's text viewer gets `e`, which edits a text file up to 16 KB with the same editor unless the file is read-only. 439 host tests. Checked on the device: docs/milestones/F1.md. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01EhqxQ49eCju4CzKYNjZzwT
44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
#pragma once
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#include <functional>
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#include "power_policy.h"
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#include "service.h"
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#include "settings.h"
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namespace roro {
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// Screen dimming/off from user activity and G0 handling. A long G0 press powers off (deep sleep,
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// woken by G0); Services stop with it.
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class PowerService : public Service {
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public:
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explicit PowerService(const Settings& settings);
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const char* name() const override { return "power"; }
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uint32_t tickIntervalMs() const override { return 50; }
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void start() override;
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void tick(uint32_t nowMs) override;
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// Call for every key press before routing it. Returns true if the key must not reach the App.
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bool onKey(uint32_t nowMs) { return policy_.activity(nowMs); }
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// A Toast is showing until untilMs: light an Off screen (dimmed) so it can be read.
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void onNotification(uint32_t nowMs, uint32_t untilMs) { policy_.notify(nowMs, untilMs); }
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ScreenState screen() const { return applied_; }
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// Run before the device powers off: the last chance to put on the card what's only in memory.
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std::function<void()> beforePowerOff;
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private:
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void applyScreen(ScreenState state);
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void powerOff();
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const Settings& settings_;
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PowerPolicy policy_;
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PowerButton button_{2000};
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ScreenState applied_ = ScreenState::On;
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int appliedBrightness_ = -1;
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};
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} // namespace roro
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