NFC Maker: Dropin extended TextInput

nfc_maker/application.fam

@@ -10,5 +10,6 @@ App(
     fap_weburl="https://github.com/Next-Flip/Momentum-Apps/tree/dev/nfc_maker",
     fap_version="1.1",
     fap_description="Create NFC files for BT MACs, Contacts, Links, Emails, Phones, Text and WiFis",
+    fap_icon_assets="icons",
     fap_libs=["assets"],
 )

nfc_maker/dropin/text_input.c

@@ -0,0 +1,806 @@
+#include "text_input.h"
+#include <gui/elements.h>
+#if __has_include(<assets_icons.h>)
+#include <assets_icons.h>
+#else
+extern const Icon I_KeySaveSelected_22x11;
+extern const Icon I_KeySave_22x11;
+extern const Icon I_KeyKeyboardSelected_10x11;
+extern const Icon I_KeyKeyboard_10x11;
+extern const Icon I_KeyBackspaceSelected_17x11;
+extern const Icon I_KeyBackspace_17x11;
+extern const Icon I_WarningDolphin_45x42;
+#endif
+#include <furi.h>
+
+struct TextInput {
+    View* view;
+    FuriTimer* timer;
+};
+
+typedef struct {
+    const char text;
+    const uint8_t x;
+    const uint8_t y;
+} TextInputKey;
+
+typedef struct {
+    const TextInputKey* rows[3];
+    const uint8_t keyboard_index;
+} Keyboard;
+
+typedef struct {
+    const char* header;
+    char* text_buffer;
+    size_t text_buffer_size;
+    size_t minimum_length;
+    bool clear_default_text;
+
+    TextInputCallback callback;
+    void* callback_context;
+
+    uint8_t selected_row;
+    uint8_t selected_column;
+
+    TextInputValidatorCallback validator_callback;
+    void* validator_callback_context;
+    FuriString* validator_text;
+    bool validator_message_visible;
+
+    bool illegal_symbols;
+    bool cursor_select;
+    uint8_t selected_keyboard;
+    size_t cursor_pos;
+} TextInputModel;
+
+static const uint8_t keyboard_origin_x = 1;
+static const uint8_t keyboard_origin_y = 29;
+static const uint8_t keyboard_row_count = 3;
+static const uint8_t keyboard_count = 2;
+
+#define ENTER_KEY           '\r'
+#define BACKSPACE_KEY       '\b'
+#define SWITCH_KEYBOARD_KEY '\t'
+
+static const TextInputKey keyboard_keys_row_1[] = {
+    {'q', 1, 8},
+    {'w', 10, 8},
+    {'e', 19, 8},
+    {'r', 28, 8},
+    {'t', 37, 8},
+    {'y', 46, 8},
+    {'u', 55, 8},
+    {'i', 64, 8},
+    {'o', 73, 8},
+    {'p', 82, 8},
+    {'0', 92, 8},
+    {'1', 102, 8},
+    {'2', 111, 8},
+    {'3', 120, 8},
+};
+
+static const TextInputKey keyboard_keys_row_2[] = {
+    {'a', 1, 20},
+    {'s', 10, 20},
+    {'d', 19, 20},
+    {'f', 28, 20},
+    {'g', 37, 20},
+    {'h', 46, 20},
+    {'j', 55, 20},
+    {'k', 64, 20},
+    {'l', 73, 20},
+    {BACKSPACE_KEY, 82, 11},
+    {'4', 102, 20},
+    {'5', 111, 20},
+    {'6', 120, 20},
+};
+
+static const TextInputKey keyboard_keys_row_3[] = {
+    {SWITCH_KEYBOARD_KEY, 0, 23},
+    {'z', 13, 32},
+    {'x', 21, 32},
+    {'c', 29, 32},
+    {'v', 37, 32},
+    {'b', 45, 32},
+    {'n', 53, 32},
+    {'m', 61, 32},
+    {'_', 69, 32},
+    {ENTER_KEY, 77, 23},
+    {'7', 102, 32},
+    {'8', 111, 32},
+    {'9', 120, 32},
+};
+
+static const TextInputKey symbol_keyboard_keys_row_1[] = {
+    {'!', 2, 8},
+    {'@', 12, 8},
+    {'#', 22, 8},
+    {'$', 32, 8},
+    {'%', 42, 8},
+    {'^', 52, 8},
+    {'&', 62, 8},
+    {'(', 71, 8},
+    {')', 81, 8},
+    {'0', 92, 8},
+    {'1', 102, 8},
+    {'2', 111, 8},
+    {'3', 120, 8},
+};
+
+static const TextInputKey symbol_keyboard_keys_row_2[] = {
+    {'~', 2, 20},
+    {'+', 12, 20},
+    {'-', 22, 20},
+    {'=', 32, 20},
+    {'[', 42, 20},
+    {']', 52, 20},
+    {'{', 62, 20},
+    {'}', 72, 20},
+    {BACKSPACE_KEY, 82, 11},
+    {'4', 102, 20},
+    {'5', 111, 20},
+    {'6', 120, 20},
+};
+
+static const TextInputKey symbol_keyboard_keys_row_3[] = {
+    {SWITCH_KEYBOARD_KEY, 0, 23},
+    {'.', 15, 32},
+    {',', 29, 32},
+    {';', 41, 32},
+    {'`', 53, 32},
+    {'\'', 65, 32},
+    {ENTER_KEY, 77, 23},
+    {'7', 102, 32},
+    {'8', 111, 32},
+    {'9', 120, 32},
+};
+
+static const Keyboard keyboard = {
+    .rows =
+        {
+            keyboard_keys_row_1,
+            keyboard_keys_row_2,
+            keyboard_keys_row_3,
+        },
+    .keyboard_index = 0,
+};
+
+static const Keyboard symbol_keyboard = {
+    .rows =
+        {
+            symbol_keyboard_keys_row_1,
+            symbol_keyboard_keys_row_2,
+            symbol_keyboard_keys_row_3,
+        },
+    .keyboard_index = 1,
+};
+
+static const Keyboard* keyboards[] = {
+    &keyboard,
+    &symbol_keyboard,
+};
+
+static void switch_keyboard(TextInputModel* model) {
+    model->selected_keyboard = (model->selected_keyboard + 1) % keyboard_count;
+}
+
+static uint8_t get_row_size(const Keyboard* keyboard, uint8_t row_index) {
+    uint8_t row_size = 0;
+    if(keyboard == &symbol_keyboard) {
+        switch(row_index + 1) {
+        case 1:
+            row_size = COUNT_OF(symbol_keyboard_keys_row_1);
+            break;
+        case 2:
+            row_size = COUNT_OF(symbol_keyboard_keys_row_2);
+            break;
+        case 3:
+            row_size = COUNT_OF(symbol_keyboard_keys_row_3);
+            break;
+        default:
+            furi_crash();
+        }
+    } else {
+        switch(row_index + 1) {
+        case 1:
+            row_size = COUNT_OF(keyboard_keys_row_1);
+            break;
+        case 2:
+            row_size = COUNT_OF(keyboard_keys_row_2);
+            break;
+        case 3:
+            row_size = COUNT_OF(keyboard_keys_row_3);
+            break;
+        default:
+            furi_crash();
+        }
+    }
+
+    return row_size;
+}
+
+static const TextInputKey* get_row(const Keyboard* keyboard, uint8_t row_index) {
+    const TextInputKey* row = NULL;
+    if(row_index < 3) {
+        row = keyboard->rows[row_index];
+    } else {
+        furi_crash();
+    }
+
+    return row;
+}
+
+static char get_selected_char(TextInputModel* model) {
+    return get_row(
+               keyboards[model->selected_keyboard], model->selected_row)[model->selected_column]
+        .text;
+}
+
+static bool char_is_lowercase(char letter) {
+    return letter >= 0x61 && letter <= 0x7A;
+}
+
+static char char_to_uppercase(const char letter) {
+    if(letter == '_') {
+        return 0x20;
+    } else if(char_is_lowercase(letter)) {
+        return letter - 0x20;
+    } else {
+        return letter;
+    }
+}
+
+static char char_to_illegal_symbol(char original) {
+    switch(original) {
+    default:
+        return original;
+    case '0':
+        return '_';
+    case '1':
+        return '<';
+    case '2':
+        return '>';
+    case '3':
+        return ':';
+    case '4':
+        return '"';
+    case '5':
+        return '/';
+    case '6':
+        return '\\';
+    case '7':
+        return '|';
+    case '8':
+        return '?';
+    case '9':
+        return '*';
+    }
+}
+
+static void text_input_backspace_cb(TextInputModel* model) {
+    if(model->clear_default_text) {
+        model->text_buffer[0] = 0;
+        model->cursor_pos = 0;
+    } else if(model->cursor_pos > 0) {
+        char* move = model->text_buffer + model->cursor_pos;
+        memmove(move - 1, move, strlen(move) + 1);
+        model->cursor_pos--;
+    }
+}
+
+static void text_input_view_draw_callback(Canvas* canvas, void* _model) {
+    TextInputModel* model = _model;
+    uint8_t text_length = model->text_buffer ? strlen(model->text_buffer) : 0;
+    uint8_t needed_string_width = canvas_width(canvas) - 8;
+    uint8_t start_pos = 4;
+
+    model->cursor_pos = model->cursor_pos > text_length ? text_length : model->cursor_pos;
+    size_t cursor_pos = model->cursor_pos;
+
+    canvas_clear(canvas);
+    canvas_set_color(canvas, ColorBlack);
+
+    canvas_draw_str(canvas, 2, 8, model->header);
+    elements_slightly_rounded_frame(canvas, 1, 12, 126, 15);
+
+    char buf[text_length + 1];
+    if(model->text_buffer) {
+        strlcpy(buf, model->text_buffer, sizeof(buf));
+    }
+    char* str = buf;
+
+    if(model->clear_default_text) {
+        elements_slightly_rounded_box(
+            canvas, start_pos - 1, 14, canvas_string_width(canvas, str) + 2, 10);
+        canvas_set_color(canvas, ColorWhite);
+    } else {
+        char* move = str + cursor_pos;
+        memmove(move + 1, move, strlen(move) + 1);
+        str[cursor_pos] = '|';
+    }
+
+    if(cursor_pos > 0 && canvas_string_width(canvas, str) > needed_string_width) {
+        canvas_draw_str(canvas, start_pos, 22, "...");
+        start_pos += 6;
+        needed_string_width -= 8;
+        for(uint32_t off = 0;
+            strlen(str) && canvas_string_width(canvas, str) > needed_string_width &&
+            off < cursor_pos;
+            off++) {
+            str++;
+        }
+    }
+
+    if(canvas_string_width(canvas, str) > needed_string_width) {
+        needed_string_width -= 4;
+        size_t len = strlen(str);
+        while(len && canvas_string_width(canvas, str) > needed_string_width) {
+            str[len--] = '\0';
+        }
+        strcat(str, "...");
+    }
+
+    canvas_draw_str(canvas, start_pos, 22, str);
+
+    canvas_set_font(canvas, FontKeyboard);
+
+    bool uppercase = model->clear_default_text || text_length == 0;
+    bool symbols = model->selected_keyboard == symbol_keyboard.keyboard_index;
+    for(uint8_t row = 0; row < keyboard_row_count; row++) {
+        const uint8_t column_count = get_row_size(keyboards[model->selected_keyboard], row);
+        const TextInputKey* keys = get_row(keyboards[model->selected_keyboard], row);
+
+        for(size_t column = 0; column < column_count; column++) {
+            bool selected = !model->cursor_select && model->selected_row == row &&
+                            model->selected_column == column;
+            const Icon* icon = NULL;
+            if(keys[column].text == ENTER_KEY) {
+                icon = selected ? &I_KeySaveSelected_22x11 : &I_KeySave_22x11;
+            } else if(keys[column].text == SWITCH_KEYBOARD_KEY) {
+                icon = selected ? &I_KeyKeyboardSelected_10x11 : &I_KeyKeyboard_10x11;
+            } else if(keys[column].text == BACKSPACE_KEY) {
+                icon = selected ? &I_KeyBackspaceSelected_17x11 : &I_KeyBackspace_17x11;
+            }
+            canvas_set_color(canvas, ColorBlack);
+            if(icon != NULL) {
+                canvas_draw_icon(
+                    canvas,
+                    keyboard_origin_x + keys[column].x,
+                    keyboard_origin_y + keys[column].y,
+                    icon);
+            } else {
+                if(selected) {
+                    elements_slightly_rounded_box(
+                        canvas,
+                        keyboard_origin_x + keys[column].x - 2,
+                        keyboard_origin_y + keys[column].y - 9,
+                        9,
+                        11);
+                    canvas_set_color(canvas, ColorWhite);
+                }
+
+                char glyph = keys[column].text;
+                if(uppercase && !symbols) {
+                    canvas_draw_glyph(
+                        canvas,
+                        keyboard_origin_x + keys[column].x,
+                        keyboard_origin_y + keys[column].y,
+                        char_to_uppercase(glyph));
+                } else {
+                    canvas_draw_glyph(
+                        canvas,
+                        keyboard_origin_x + keys[column].x,
+                        keyboard_origin_y + keys[column].y -
+                            (glyph == '_' || char_is_lowercase(glyph)),
+                        (symbols && model->illegal_symbols) ? char_to_illegal_symbol(glyph) :
+                                                              glyph);
+                }
+            }
+        }
+    }
+    if(model->validator_message_visible) {
+        canvas_set_font(canvas, FontSecondary);
+        canvas_set_color(canvas, ColorWhite);
+        canvas_draw_box(canvas, 8, 10, 110, 48);
+        canvas_set_color(canvas, ColorBlack);
+        canvas_draw_icon(canvas, 10, 14, &I_WarningDolphin_45x42);
+        canvas_draw_rframe(canvas, 8, 8, 112, 50, 3);
+        canvas_draw_rframe(canvas, 9, 9, 110, 48, 2);
+        elements_multiline_text(canvas, 62, 20, furi_string_get_cstr(model->validator_text));
+        canvas_set_font(canvas, FontKeyboard);
+    }
+}
+
+static void text_input_handle_up(TextInput* text_input, TextInputModel* model) {
+    UNUSED(text_input);
+    if(model->selected_row > 0) {
+        model->selected_row--;
+        if(model->selected_row == 0 &&
+           model->selected_column >
+               get_row_size(keyboards[model->selected_keyboard], model->selected_row) - 6) {
+            model->selected_column = model->selected_column + 1;
+        }
+        if(model->selected_row == 1 &&
+           model->selected_keyboard == symbol_keyboard.keyboard_index) {
+            if(model->selected_column > 5)
+                model->selected_column += 2;
+            else if(model->selected_column > 1)
+                model->selected_column += 1;
+        }
+    } else {
+        model->cursor_select = true;
+        model->clear_default_text = false;
+    }
+}
+
+static void text_input_handle_down(TextInput* text_input, TextInputModel* model) {
+    UNUSED(text_input);
+    if(model->cursor_select) {
+        model->cursor_select = false;
+    } else if(model->selected_row < keyboard_row_count - 1) {
+        model->selected_row++;
+        if(model->selected_row == 1 &&
+           model->selected_column >
+               get_row_size(keyboards[model->selected_keyboard], model->selected_row) - 4) {
+            model->selected_column = model->selected_column - 1;
+        }
+        if(model->selected_row == 2 &&
+           model->selected_keyboard == symbol_keyboard.keyboard_index) {
+            if(model->selected_column > 6)
+                model->selected_column -= 2;
+            else if(model->selected_column > 1)
+                model->selected_column -= 1;
+        }
+    }
+}
+
+static void text_input_handle_left(TextInput* text_input, TextInputModel* model) {
+    UNUSED(text_input);
+    if(model->cursor_select) {
+        model->clear_default_text = false;
+        if(model->cursor_pos > 0) {
+            model->cursor_pos = CLAMP(model->cursor_pos - 1, strlen(model->text_buffer), 0u);
+        }
+    } else if(model->selected_column > 0) {
+        model->selected_column--;
+    } else {
+        model->selected_column =
+            get_row_size(keyboards[model->selected_keyboard], model->selected_row) - 1;
+    }
+}
+
+static void text_input_handle_right(TextInput* text_input, TextInputModel* model) {
+    UNUSED(text_input);
+    if(model->cursor_select) {
+        model->clear_default_text = false;
+        model->cursor_pos = CLAMP(model->cursor_pos + 1, strlen(model->text_buffer), 0u);
+    } else if(
+        model->selected_column <
+        get_row_size(keyboards[model->selected_keyboard], model->selected_row) - 1) {
+        model->selected_column++;
+    } else {
+        model->selected_column = 0;
+    }
+}
+
+static void text_input_handle_ok(TextInput* text_input, TextInputModel* model, InputType type) {
+    if(model->cursor_select) {
+        model->clear_default_text = !model->clear_default_text;
+        return;
+    }
+    bool shift = type == InputTypeLong;
+    bool repeat = type == InputTypeRepeat;
+    char selected = get_selected_char(model);
+    size_t text_length = strlen(model->text_buffer);
+
+    if(selected == ENTER_KEY) {
+        if(model->validator_callback &&
+           (!model->validator_callback(
+               model->text_buffer, model->validator_text, model->validator_callback_context))) {
+            model->validator_message_visible = true;
+            furi_timer_start(text_input->timer, furi_kernel_get_tick_frequency() * 4);
+        } else if(model->callback != 0 && text_length >= model->minimum_length) {
+            model->callback(model->callback_context);
+        }
+    } else if(selected == SWITCH_KEYBOARD_KEY) {
+        switch_keyboard(model);
+    } else {
+        if(selected == BACKSPACE_KEY) {
+            text_input_backspace_cb(model);
+        } else if(!repeat) {
+            if(model->clear_default_text) {
+                text_length = 0;
+            }
+            if(text_length < (model->text_buffer_size - 1)) {
+                if(shift != (text_length == 0) &&
+                   model->selected_keyboard != symbol_keyboard.keyboard_index) {
+                    selected = char_to_uppercase(selected);
+                }
+                if(model->selected_keyboard == symbol_keyboard.keyboard_index &&
+                   model->illegal_symbols) {
+                    selected = char_to_illegal_symbol(selected);
+                }
+                if(model->clear_default_text) {
+                    model->text_buffer[0] = selected;
+                    model->text_buffer[1] = '\0';
+                    model->cursor_pos = 1;
+                } else {
+                    char* move = model->text_buffer + model->cursor_pos;
+                    memmove(move + 1, move, strlen(move) + 1);
+                    model->text_buffer[model->cursor_pos] = selected;
+                    model->cursor_pos++;
+                }
+            }
+        }
+        model->clear_default_text = false;
+    }
+}
+
+static bool text_input_view_input_callback(InputEvent* event, void* context) {
+    TextInput* text_input = context;
+    furi_assert(text_input);
+
+    bool consumed = false;
+
+    // Acquire model
+    TextInputModel* model = view_get_model(text_input->view);
+
+    if((!(event->type == InputTypePress) && !(event->type == InputTypeRelease)) &&
+       model->validator_message_visible) {
+        model->validator_message_visible = false;
+        consumed = true;
+    } else if(event->type == InputTypeShort) {
+        consumed = true;
+        switch(event->key) {
+        case InputKeyUp:
+            text_input_handle_up(text_input, model);
+            break;
+        case InputKeyDown:
+            text_input_handle_down(text_input, model);
+            break;
+        case InputKeyLeft:
+            text_input_handle_left(text_input, model);
+            break;
+        case InputKeyRight:
+            text_input_handle_right(text_input, model);
+            break;
+        case InputKeyOk:
+            text_input_handle_ok(text_input, model, event->type);
+            break;
+        default:
+            consumed = false;
+            break;
+        }
+    } else if(event->type == InputTypeLong) {
+        consumed = true;
+        switch(event->key) {
+        case InputKeyUp:
+            text_input_handle_up(text_input, model);
+            break;
+        case InputKeyDown:
+            text_input_handle_down(text_input, model);
+            break;
+        case InputKeyLeft:
+            text_input_handle_left(text_input, model);
+            break;
+        case InputKeyRight:
+            text_input_handle_right(text_input, model);
+            break;
+        case InputKeyOk:
+            text_input_handle_ok(text_input, model, event->type);
+            break;
+        case InputKeyBack:
+            text_input_backspace_cb(model);
+            break;
+        default:
+            consumed = false;
+            break;
+        }
+    } else if(event->type == InputTypeRepeat) {
+        consumed = true;
+        switch(event->key) {
+        case InputKeyUp:
+            text_input_handle_up(text_input, model);
+            break;
+        case InputKeyDown:
+            text_input_handle_down(text_input, model);
+            break;
+        case InputKeyLeft:
+            text_input_handle_left(text_input, model);
+            break;
+        case InputKeyRight:
+            text_input_handle_right(text_input, model);
+            break;
+        case InputKeyOk:
+            text_input_handle_ok(text_input, model, event->type);
+            break;
+        case InputKeyBack:
+            text_input_backspace_cb(model);
+            break;
+        default:
+            consumed = false;
+            break;
+        }
+    }
+
+    // Commit model
+    view_commit_model(text_input->view, consumed);
+
+    return consumed;
+}
+
+void text_input_timer_callback(void* context) {
+    furi_assert(context);
+    TextInput* text_input = context;
+
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        { model->validator_message_visible = false; },
+        true);
+}
+
+TextInput* text_input_alloc(void) {
+    TextInput* text_input = malloc(sizeof(TextInput));
+    text_input->view = view_alloc();
+    view_set_context(text_input->view, text_input);
+    view_allocate_model(text_input->view, ViewModelTypeLocking, sizeof(TextInputModel));
+    view_set_draw_callback(text_input->view, text_input_view_draw_callback);
+    view_set_input_callback(text_input->view, text_input_view_input_callback);
+
+    text_input->timer = furi_timer_alloc(text_input_timer_callback, FuriTimerTypeOnce, text_input);
+
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        {
+            model->validator_text = furi_string_alloc();
+            model->minimum_length = 1;
+            model->illegal_symbols = false;
+            model->cursor_pos = 0;
+            model->cursor_select = false;
+        },
+        false);
+
+    text_input_reset(text_input);
+
+    return text_input;
+}
+
+void text_input_free(TextInput* text_input) {
+    furi_check(text_input);
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        { furi_string_free(model->validator_text); },
+        false);
+
+    // Send stop command
+    furi_timer_stop(text_input->timer);
+    // Release allocated memory
+    furi_timer_free(text_input->timer);
+
+    view_free(text_input->view);
+
+    free(text_input);
+}
+
+void text_input_reset(TextInput* text_input) {
+    furi_check(text_input);
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        {
+            model->header = "";
+            model->selected_row = 0;
+            model->selected_column = 0;
+            model->selected_keyboard = 0;
+            model->minimum_length = 1;
+            model->illegal_symbols = false;
+            model->clear_default_text = false;
+            model->cursor_pos = 0;
+            model->cursor_select = false;
+            model->text_buffer = NULL;
+            model->text_buffer_size = 0;
+            model->callback = NULL;
+            model->callback_context = NULL;
+            model->validator_callback = NULL;
+            model->validator_callback_context = NULL;
+            furi_string_reset(model->validator_text);
+            model->validator_message_visible = false;
+        },
+        true);
+}
+
+View* text_input_get_view(TextInput* text_input) {
+    furi_check(text_input);
+    return text_input->view;
+}
+
+void text_input_set_result_callback(
+    TextInput* text_input,
+    TextInputCallback callback,
+    void* callback_context,
+    char* text_buffer,
+    size_t text_buffer_size,
+    bool clear_default_text) {
+    furi_check(text_input);
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        {
+            model->callback = callback;
+            model->callback_context = callback_context;
+            model->text_buffer = text_buffer;
+            model->text_buffer_size = text_buffer_size;
+            model->clear_default_text = clear_default_text;
+            model->cursor_select = false;
+            if(text_buffer && text_buffer[0] != '\0') {
+                model->cursor_pos = strlen(text_buffer);
+                // Set focus on Save
+                model->selected_row = 2;
+                model->selected_column = 9;
+                model->selected_keyboard = 0;
+            } else {
+                model->cursor_pos = 0;
+            }
+        },
+        true);
+}
+
+void text_input_set_minimum_length(TextInput* text_input, size_t minimum_length) {
+    furi_check(text_input);
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        { model->minimum_length = minimum_length; },
+        true);
+}
+
+void text_input_show_illegal_symbols(TextInput* text_input, bool show) {
+    furi_check(text_input);
+    with_view_model(
+        text_input->view, TextInputModel * model, { model->illegal_symbols = show; }, true);
+}
+
+void text_input_set_validator(
+    TextInput* text_input,
+    TextInputValidatorCallback callback,
+    void* callback_context) {
+    furi_check(text_input);
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        {
+            model->validator_callback = callback;
+            model->validator_callback_context = callback_context;
+        },
+        true);
+}
+
+TextInputValidatorCallback text_input_get_validator_callback(TextInput* text_input) {
+    furi_check(text_input);
+    TextInputValidatorCallback validator_callback = NULL;
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        { validator_callback = model->validator_callback; },
+        false);
+    return validator_callback;
+}
+
+void* text_input_get_validator_callback_context(TextInput* text_input) {
+    furi_check(text_input);
+    void* validator_callback_context = NULL;
+    with_view_model(
+        text_input->view,
+        TextInputModel * model,
+        { validator_callback_context = model->validator_callback_context; },
+        false);
+    return validator_callback_context;
+}
+
+void text_input_set_header_text(TextInput* text_input, const char* text) {
+    furi_check(text_input);
+    with_view_model(text_input->view, TextInputModel * model, { model->header = text; }, true);
+}

nfc_maker/dropin/text_input.h

@@ -0,0 +1,100 @@
+/**
+ * @file text_input.h
+ * GUI: TextInput keyboard view module API
+ */
+
+#pragma once
+
+#include <gui/view.h>
+#include <gui/modules/validators.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Text input anonymous structure */
+typedef struct TextInput TextInput;
+typedef void (*TextInputCallback)(void* context);
+typedef bool (*TextInputValidatorCallback)(const char* text, FuriString* error, void* context);
+
+/** Allocate and initialize text input 
+ * 
+ * This text input is used to enter string
+ *
+ * @return     TextInput instance
+ */
+TextInput* text_input_alloc(void);
+
+/** Deinitialize and free text input
+ *
+ * @param      text_input  TextInput instance
+ */
+void text_input_free(TextInput* text_input);
+
+/** Clean text input view Note: this function does not free memory
+ *
+ * @param      text_input  Text input instance
+ */
+void text_input_reset(TextInput* text_input);
+
+/** Get text input view
+ *
+ * @param      text_input  TextInput instance
+ *
+ * @return     View instance that can be used for embedding
+ */
+View* text_input_get_view(TextInput* text_input);
+
+/** Set text input result callback
+ *
+ * @param      text_input          TextInput instance
+ * @param      callback            callback fn
+ * @param      callback_context    callback context
+ * @param      text_buffer         pointer to YOUR text buffer, that we going
+ *                                 to modify
+ * @param      text_buffer_size    YOUR text buffer size in bytes. Max string
+ *                                 length will be text_buffer_size-1.
+ * @param      clear_default_text  clear text from text_buffer on first OK
+ *                                 event
+ */
+void text_input_set_result_callback(
+    TextInput* text_input,
+    TextInputCallback callback,
+    void* callback_context,
+    char* text_buffer,
+    size_t text_buffer_size,
+    bool clear_default_text);
+
+/**
+ * @brief Sets the minimum length of a TextInput
+ * @param [in] text_input TextInput
+ * @param [in] minimum_length Minimum input length
+ */
+void text_input_set_minimum_length(TextInput* text_input, size_t minimum_length);
+
+void text_input_set_validator(
+    TextInput* text_input,
+    TextInputValidatorCallback callback,
+    void* callback_context);
+
+/**
+ * @brief Show the 9 illegal (windows) symbols <>:"/\|?* in the symbols keyboard instead of the numbers
+ * @param [in] text_input TextInput
+ * @param [in] show Whether to show the illegal symbols or not
+ */
+void text_input_show_illegal_symbols(TextInput* text_input, bool show);
+
+TextInputValidatorCallback text_input_get_validator_callback(TextInput* text_input);
+
+void* text_input_get_validator_callback_context(TextInput* text_input);
+
+/** Set text input header text
+ *
+ * @param      text_input  TextInput instance
+ * @param      text        text to be shown
+ */
+void text_input_set_header_text(TextInput* text_input, const char* text);
+
+#ifdef __cplusplus
+}
+#endif

nfc_maker/nfc_maker.h

@@ -13,7 +13,11 @@ extern const Icon I_DolphinDone_80x58;
 extern const Icon I_WarningDolphinFlip_45x42;
 #endif
 #include <gui/modules/submenu.h>
+#ifdef FW_ORIGIN_Momentum
 #include <gui/modules/text_input.h>
+#else
+#include "dropin/text_input.h"
+#endif
 #include <gui/modules/byte_input.h>
 #include <gui/modules/popup.h>
 #include "scenes/nfc_maker_scene.h"
@@ -96,10 +100,6 @@ typedef enum {
     NfcMakerViewPopup,
 } NfcMakerView;
 
-#ifndef FW_ORIGIN_Momentum
-#define text_input_show_illegal_symbols(text_input, show)
-#endif
-
 #ifdef FW_ORIGIN_Official
 #define submenu_add_lockable_item(                                             \
     submenu, label, index, callback, callback_context, locked, locked_message) \