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// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "common/common_funcs.h"
#include "core/hle/applets/applet.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/shared_memory.h"
#include "core/hle/result.h"
#include "core/hle/service/apt/apt.h"
namespace HLE {
namespace Applets {
struct SoftwareKeyboardConfig {
INSERT_PADDING_WORDS(0x8);
u16 max_text_length; ///< Maximum length of the input text
INSERT_PADDING_BYTES(0x6E);
char16_t display_text[65]; ///< Text to display when asking the user for input
INSERT_PADDING_BYTES(0xE);
u32 default_text_offset; ///< Offset of the default text in the output SharedMemory
INSERT_PADDING_WORDS(0x3);
u32 shared_memory_size; ///< Size of the SharedMemory
INSERT_PADDING_WORDS(0x1);
u32 return_code; ///< Return code of the SoftwareKeyboard, usually 2, other values are unknown
INSERT_PADDING_WORDS(0x2);
u32 text_offset; ///< Offset in the SharedMemory where the output text starts
u16 text_length; ///< Length in characters of the output text
INSERT_PADDING_BYTES(0x2B6);
};
/**
* The size of this structure (0x400) has been verified via reverse engineering of multiple games
* that use the software keyboard.
*/
static_assert(sizeof(SoftwareKeyboardConfig) == 0x400, "Software Keyboard Config size is wrong");
class SoftwareKeyboard final : public Applet {
public:
SoftwareKeyboard(Service::APT::AppletId id);
~SoftwareKeyboard() {}
ResultCode ReceiveParameter(const Service::APT::MessageParameter& parameter) override;
ResultCode StartImpl(const Service::APT::AppletStartupParameter& parameter) override;
void Update() override;
bool IsRunning() const override { return started; }
/**
* Draws a keyboard to the current bottom screen framebuffer.
*/
void DrawScreenKeyboard();
/**
* Sends the LibAppletClosing signal to the application,
* along with the relevant data buffers.
*/
void Finalize();
/// TODO(Subv): Find out what this is actually used for.
/// It is believed that the application stores the current screen image here.
Kernel::SharedPtr<Kernel::SharedMemory> framebuffer_memory;
/// SharedMemory where the output text will be stored
Kernel::SharedPtr<Kernel::SharedMemory> text_memory;
/// Configuration of this instance of the SoftwareKeyboard, as received from the application
SoftwareKeyboardConfig config;
/// Whether this applet is currently running instead of the host application or not.
bool started;
};
}
} // namespace
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