add extended keyboard for cli bridge like in wifi marauder

application.fam

@@ -7,4 +7,5 @@ App(
     stack_size=8 * 1024,
     fap_icon="cligui.png",
     fap_category="Tools",
+    fap_icon_assets="assets",
 )

cligui_main.c

@@ -37,7 +37,8 @@ static void cligui_tick_event_cb(void* context) {
         }
         idx--;
     }
-    text_input_set_header_text(app->text_input, furi_string_get_cstr(app->text_box_store) + idx);
+    custom_text_input_set_header_text(
+        app->text_input, furi_string_get_cstr(app->text_box_store) + idx);
     UNUSED(app);
 }
 
@@ -95,8 +96,8 @@ int32_t cligui_main(void* p) {
     text_box_set_text(cligui->text_box, furi_string_get_cstr(cligui->text_box_store));
     text_box_set_focus(cligui->text_box, TextBoxFocusEnd);
 
-    cligui->text_input = text_input_alloc();
-    text_input_set_result_callback(
+    cligui->text_input = custom_text_input_alloc();
+    custom_text_input_set_result_callback(
         cligui->text_input,
         text_input_result_callback,
         cligui,
@@ -104,7 +105,7 @@ int32_t cligui_main(void* p) {
         TEXT_INPUT_STORE_SIZE,
         true);
     view_dispatcher_add_view(
-        cligui->view_dispatcher, ViewTextInput, text_input_get_view(cligui->text_input));
+        cligui->view_dispatcher, ViewTextInput, custom_text_input_get_view(cligui->text_input));
 
     view_dispatcher_switch_to_view(cligui->view_dispatcher, ViewTextInput);
     cligui->data->state = ViewTextInput;
@@ -115,7 +116,7 @@ int32_t cligui_main(void* p) {
     view_dispatcher_remove_view(cligui->view_dispatcher, ViewTextInput);
     text_box_free(cligui->text_box);
     furi_string_free(cligui->text_box_store);
-    text_input_free(cligui->text_input);
+    custom_text_input_free(cligui->text_input);
     view_dispatcher_free(cligui->view_dispatcher);
 
     clicontrol_unhijack(persistent_exit);

cligui_main_i.h

@@ -8,10 +8,11 @@
 #include <gui/gui.h>
 #include <gui/view_dispatcher.h>
 #include <gui/modules/text_box.h>
-#include <gui/modules/text_input.h>
 #include <m-dict.h>
 #include <loader/loader.h>
 
+#include "custom_text_input.h"
+
 #define TEXT_BOX_STORE_SIZE   (4096)
 #define TEXT_INPUT_STORE_SIZE (512)
 
@@ -34,6 +35,6 @@ typedef struct {
     TextBox* text_box;
     FuriString* text_box_store;
     char text_input_store[TEXT_INPUT_STORE_SIZE + 1];
-    TextInput* text_input;
+    Custom_TextInput* text_input;
     ViewDispatcher* view_dispatcher;
 } CliguiApp;

custom_text_input.c

@@ -0,0 +1,762 @@
+#include "custom_text_input.h"
+#include <gui/elements.h>
+#include <furi.h>
+
+struct Custom_TextInput {
+    View* view;
+    FuriTimer* timer;
+};
+
+typedef struct {
+    const char text;
+    const uint8_t x;
+    const uint8_t y;
+} Custom_TextInputKey;
+
+typedef struct {
+    const Custom_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;
+
+    bool cursor_select;
+    size_t cursor_pos;
+
+    Custom_TextInputCallback callback;
+    void* callback_context;
+
+    uint8_t selected_row;
+    uint8_t selected_column;
+    uint8_t selected_keyboard;
+
+    Custom_TextInputValidatorCallback validator_callback;
+    void* validator_callback_context;
+    FuriString* validator_text;
+    bool validator_message_visible;
+} Custom_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 0xfe
+
+static const Custom_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', 91, 8},
+    {'1', 100, 8},
+    {'2', 110, 8},
+    {'3', 120, 8},
+};
+
+static const Custom_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, 12},
+    {'4', 100, 20},
+    {'5', 110, 20},
+    {'6', 120, 20},
+};
+
+static const Custom_TextInputKey keyboard_keys_row_3[] = {
+    {SWITCH_KEYBOARD_KEY, 1, 23},
+    {'z', 13, 32},
+    {'x', 21, 32},
+    {'c', 28, 32},
+    {'v', 36, 32},
+    {'b', 44, 32},
+    {'n', 52, 32},
+    {'m', 59, 32},
+    {'_', 67, 32},
+    {ENTER_KEY, 74, 23},
+    {'7', 100, 32},
+    {'8', 110, 32},
+    {'9', 120, 32},
+};
+
+static const Custom_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', 91, 8},
+    {'1', 100, 8},
+    {'2', 110, 8},
+    {'3', 120, 8},
+};
+
+static const Custom_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, 12},
+    {'4', 100, 20},
+    {'5', 110, 20},
+    {'6', 120, 20},
+};
+
+static const Custom_TextInputKey symbol_keyboard_keys_row_3[] = {
+    {SWITCH_KEYBOARD_KEY, 1, 23},
+    {'.', 15, 32},
+    {',', 29, 32},
+    {':', 41, 32},
+    {'/', 53, 32},
+    {'\'', 65, 32},
+    {ENTER_KEY, 74, 23},
+    {'7', 100, 32},
+    {'8', 110, 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(Custom_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(NULL);
+        }
+    } 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(NULL);
+        }
+    }
+
+    return row_size;
+}
+
+static const Custom_TextInputKey* get_row(const Keyboard* keyboard, uint8_t row_index) {
+    const Custom_TextInputKey* row = NULL;
+    if(row_index < 3) {
+        row = keyboard->rows[row_index];
+    } else {
+        furi_crash(NULL);
+    }
+
+    return row;
+}
+
+static char get_selected_char(Custom_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(letter == ':') {
+        return 0x3B;
+    } else if(letter == '/') {
+        return 0x5C;
+    } else if(letter == '\'') {
+        return 0x60;
+    } else if(letter == '!') {
+        return 0x3F;
+    } else if(char_is_lowercase(letter)) {
+        return (letter - 0x20);
+    } else {
+        return letter;
+    }
+}
+
+static void custom_text_input_backspace_cb(Custom_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 custom_text_input_view_draw_callback(Canvas* canvas, void* _model) {
+    Custom_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[model->text_buffer_size + 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);
+
+    for(uint8_t row = 0; row < keyboard_row_count; row++) {
+        const uint8_t column_count = get_row_size(keyboards[model->selected_keyboard], row);
+        const Custom_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_24x11 : &I_KeySave_24x11;
+            } 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_16x9 : &I_KeyBackspace_16x9;
+            }
+            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) {
+                    canvas_draw_box(
+                        canvas,
+                        keyboard_origin_x + keys[column].x - 1,
+                        keyboard_origin_y + keys[column].y - 8,
+                        7,
+                        10);
+                    canvas_set_color(canvas, ColorWhite);
+                }
+
+                if(model->clear_default_text || text_length == 0) {
+                    canvas_draw_glyph(
+                        canvas,
+                        keyboard_origin_x + keys[column].x,
+                        keyboard_origin_y + keys[column].y,
+                        char_to_uppercase(keys[column].text));
+                } else {
+                    canvas_draw_glyph(
+                        canvas,
+                        keyboard_origin_x + keys[column].x,
+                        keyboard_origin_y + keys[column].y,
+                        keys[column].text);
+                }
+            }
+        }
+    }
+    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
+    custom_text_input_handle_up(Custom_TextInput* custom_text_input, Custom_TextInputModel* model) {
+    UNUSED(custom_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 custom_text_input_handle_down(
+    Custom_TextInput* custom_text_input,
+    Custom_TextInputModel* model) {
+    UNUSED(custom_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 > 7)
+                model->selected_column -= 2;
+            else if(model->selected_column > 1)
+                model->selected_column -= 1;
+        }
+    }
+}
+
+static void custom_text_input_handle_left(
+    Custom_TextInput* custom_text_input,
+    Custom_TextInputModel* model) {
+    UNUSED(custom_text_input);
+    if(model->cursor_select) {
+        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 custom_text_input_handle_right(
+    Custom_TextInput* custom_text_input,
+    Custom_TextInputModel* model) {
+    UNUSED(custom_text_input);
+    if(model->cursor_select) {
+        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 custom_text_input_handle_ok(
+    Custom_TextInput* custom_text_input,
+    Custom_TextInputModel* model,
+    InputType type) {
+    if(model->cursor_select) 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(custom_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) {
+            custom_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)) {
+                    selected = char_to_uppercase(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 custom_text_input_view_input_callback(InputEvent* event, void* context) {
+    Custom_TextInput* custom_text_input = context;
+    furi_assert(custom_text_input);
+
+    bool consumed = false;
+
+    // Acquire model
+    Custom_TextInputModel* model = view_get_model(custom_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:
+            custom_text_input_handle_up(custom_text_input, model);
+            break;
+        case InputKeyDown:
+            custom_text_input_handle_down(custom_text_input, model);
+            break;
+        case InputKeyLeft:
+            custom_text_input_handle_left(custom_text_input, model);
+            break;
+        case InputKeyRight:
+            custom_text_input_handle_right(custom_text_input, model);
+            break;
+        case InputKeyOk:
+            custom_text_input_handle_ok(custom_text_input, model, event->type);
+            break;
+        default:
+            consumed = false;
+            break;
+        }
+    } else if(event->type == InputTypeLong) {
+        consumed = true;
+        switch(event->key) {
+        case InputKeyUp:
+            custom_text_input_handle_up(custom_text_input, model);
+            break;
+        case InputKeyDown:
+            custom_text_input_handle_down(custom_text_input, model);
+            break;
+        case InputKeyLeft:
+            custom_text_input_handle_left(custom_text_input, model);
+            break;
+        case InputKeyRight:
+            custom_text_input_handle_right(custom_text_input, model);
+            break;
+        case InputKeyOk:
+            custom_text_input_handle_ok(custom_text_input, model, event->type);
+            break;
+        case InputKeyBack:
+            custom_text_input_backspace_cb(model);
+            break;
+        default:
+            consumed = false;
+            break;
+        }
+    } else if(event->type == InputTypeRepeat) {
+        consumed = true;
+        switch(event->key) {
+        case InputKeyUp:
+            custom_text_input_handle_up(custom_text_input, model);
+            break;
+        case InputKeyDown:
+            custom_text_input_handle_down(custom_text_input, model);
+            break;
+        case InputKeyLeft:
+            custom_text_input_handle_left(custom_text_input, model);
+            break;
+        case InputKeyRight:
+            custom_text_input_handle_right(custom_text_input, model);
+            break;
+        case InputKeyOk:
+            custom_text_input_handle_ok(custom_text_input, model, event->type);
+            break;
+        case InputKeyBack:
+            custom_text_input_backspace_cb(model);
+            break;
+        default:
+            consumed = false;
+            break;
+        }
+    }
+
+    // Commit model
+    view_commit_model(custom_text_input->view, consumed);
+
+    return consumed;
+}
+
+void custom_text_input_timer_callback(void* context) {
+    furi_assert(context);
+    Custom_TextInput* custom_text_input = context;
+
+    with_view_model(
+        custom_text_input->view,
+        Custom_TextInputModel * model,
+        { model->validator_message_visible = false; },
+        true);
+}
+
+Custom_TextInput* custom_text_input_alloc() {
+    Custom_TextInput* custom_text_input = malloc(sizeof(Custom_TextInput));
+    custom_text_input->view = view_alloc();
+    view_set_context(custom_text_input->view, custom_text_input);
+    view_allocate_model(
+        custom_text_input->view, ViewModelTypeLocking, sizeof(Custom_TextInputModel));
+    view_set_draw_callback(custom_text_input->view, custom_text_input_view_draw_callback);
+    view_set_input_callback(custom_text_input->view, custom_text_input_view_input_callback);
+
+    custom_text_input->timer =
+        furi_timer_alloc(custom_text_input_timer_callback, FuriTimerTypeOnce, custom_text_input);
+
+    with_view_model(
+        custom_text_input->view,
+        Custom_TextInputModel * model,
+        {
+            model->validator_text = furi_string_alloc();
+            model->minimum_length = 1;
+            model->cursor_pos = 0;
+            model->cursor_select = false;
+        },
+        false);
+
+    custom_text_input_reset(custom_text_input);
+
+    return custom_text_input;
+}
+
+void custom_text_input_free(Custom_TextInput* custom_text_input) {
+    furi_assert(custom_text_input);
+    with_view_model(
+        custom_text_input->view,
+        Custom_TextInputModel * model,
+        { furi_string_free(model->validator_text); },
+        false);
+
+    // Send stop command
+    furi_timer_stop(custom_text_input->timer);
+    // Release allocated memory
+    furi_timer_free(custom_text_input->timer);
+
+    view_free(custom_text_input->view);
+
+    free(custom_text_input);
+}
+
+void custom_text_input_reset(Custom_TextInput* custom_text_input) {
+    furi_assert(custom_text_input);
+    with_view_model(
+        custom_text_input->view,
+        Custom_TextInputModel * model,
+        {
+            model->header = "";
+            model->selected_row = 0;
+            model->selected_column = 0;
+            model->selected_keyboard = 0;
+            model->minimum_length = 1;
+            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* custom_text_input_get_view(Custom_TextInput* custom_text_input) {
+    furi_assert(custom_text_input);
+    return custom_text_input->view;
+}
+
+void custom_text_input_set_result_callback(
+    Custom_TextInput* custom_text_input,
+    Custom_TextInputCallback callback,
+    void* callback_context,
+    char* text_buffer,
+    size_t text_buffer_size,
+    bool clear_default_text) {
+    with_view_model(
+        custom_text_input->view,
+        Custom_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 custom_text_input_set_minimum_length(
+    Custom_TextInput* custom_text_input,
+    size_t minimum_length) {
+    with_view_model(
+        custom_text_input->view,
+        Custom_TextInputModel * model,
+        { model->minimum_length = minimum_length; },
+        true);
+}
+
+void custom_text_input_set_validator(
+    Custom_TextInput* custom_text_input,
+    Custom_TextInputValidatorCallback callback,
+    void* callback_context) {
+    with_view_model(
+        custom_text_input->view,
+        Custom_TextInputModel * model,
+        {
+            model->validator_callback = callback;
+            model->validator_callback_context = callback_context;
+        },
+        true);
+}
+
+Custom_TextInputValidatorCallback
+    custom_text_input_get_validator_callback(Custom_TextInput* custom_text_input) {
+    Custom_TextInputValidatorCallback validator_callback = NULL;
+    with_view_model(
+        custom_text_input->view,
+        Custom_TextInputModel * model,
+        { validator_callback = model->validator_callback; },
+        false);
+    return validator_callback;
+}
+
+void* custom_text_input_get_validator_callback_context(Custom_TextInput* custom_text_input) {
+    void* validator_callback_context = NULL;
+    with_view_model(
+        custom_text_input->view,
+        Custom_TextInputModel * model,
+        { validator_callback_context = model->validator_callback_context; },
+        false);
+    return validator_callback_context;
+}
+
+void custom_text_input_set_header_text(Custom_TextInput* custom_text_input, const char* text) {
+    with_view_model(
+        custom_text_input->view, Custom_TextInputModel * model, { model->header = text; }, true);
+}

custom_text_input.h

@@ -0,0 +1,86 @@
+#pragma once
+
+#include <gui/view.h>
+#include "custom_validators.h"
+#include "cli_gui_icons.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Text input anonymous structure */
+typedef struct Custom_TextInput Custom_TextInput;
+typedef void (*Custom_TextInputCallback)(void* context);
+typedef bool (
+    *Custom_TextInputValidatorCallback)(const char* text, FuriString* error, void* context);
+
+/** Allocate and initialize text input 
+ * 
+ * This text input is used to enter string
+ *
+ * @return     Custom_TextInput instance
+ */
+Custom_TextInput* custom_text_input_alloc();
+
+/** Deinitialize and free text input
+ *
+ * @param      text_input  Custom_TextInput instance
+ */
+void custom_text_input_free(Custom_TextInput* text_input);
+
+/** Clean text input view Note: this function does not free memory
+ *
+ * @param      text_input  Text input instance
+ */
+void custom_text_input_reset(Custom_TextInput* text_input);
+
+/** Get text input view
+ *
+ * @param      text_input  Custom_TextInput instance
+ *
+ * @return     View instance that can be used for embedding
+ */
+View* custom_text_input_get_view(Custom_TextInput* text_input);
+
+/** Set text input result callback
+ *
+ * @param      text_input          Custom_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 custom_text_input_set_result_callback(
+    Custom_TextInput* text_input,
+    Custom_TextInputCallback callback,
+    void* callback_context,
+    char* text_buffer,
+    size_t text_buffer_size,
+    bool clear_default_text);
+
+void custom_text_input_set_validator(
+    Custom_TextInput* text_input,
+    Custom_TextInputValidatorCallback callback,
+    void* callback_context);
+
+void custom_text_input_set_minimum_length(Custom_TextInput* text_input, size_t minimum_length);
+
+Custom_TextInputValidatorCallback
+    custom_text_input_get_validator_callback(Custom_TextInput* text_input);
+
+void* custom_text_input_get_validator_callback_context(Custom_TextInput* text_input);
+
+/** Set text input header text
+ *
+ * @param      text_input  Custom_TextInput instance
+ * @param      text        text to be shown
+ */
+void custom_text_input_set_header_text(Custom_TextInput* text_input, const char* text);
+
+#ifdef __cplusplus
+}
+#endif

custom_validators.c

@@ -0,0 +1,57 @@
+#include <furi.h>
+#include "custom_validators.h"
+#include <storage/storage.h>
+
+struct ValidatorIsFile {
+    char* app_path_folder;
+    const char* app_extension;
+    char* current_name;
+};
+
+bool validator_is_file_callback(const char* text, FuriString* error, void* context) {
+    furi_assert(context);
+    ValidatorIsFile* instance = context;
+
+    if(instance->current_name != NULL) {
+        if(strcmp(instance->current_name, text) == 0) {
+            return true;
+        }
+    }
+
+    bool ret = true;
+    FuriString* path = furi_string_alloc_printf(
+        "%s/%s%s", instance->app_path_folder, text, instance->app_extension);
+    Storage* storage = furi_record_open(RECORD_STORAGE);
+    if(storage_common_stat(storage, furi_string_get_cstr(path), NULL) == FSE_OK) {
+        ret = false;
+        furi_string_printf(error, "This name\nexists!\nChoose\nanother one.");
+    } else {
+        ret = true;
+    }
+    furi_string_free(path);
+    furi_record_close(RECORD_STORAGE);
+
+    return ret;
+}
+
+ValidatorIsFile* validator_is_file_alloc_init(
+    const char* app_path_folder,
+    const char* app_extension,
+    const char* current_name) {
+    ValidatorIsFile* instance = malloc(sizeof(ValidatorIsFile));
+
+    instance->app_path_folder = strdup(app_path_folder);
+    instance->app_extension = app_extension;
+    if(current_name != NULL) {
+        instance->current_name = strdup(current_name);
+    }
+
+    return instance;
+}
+
+void validator_is_file_free(ValidatorIsFile* instance) {
+    furi_assert(instance);
+    free(instance->app_path_folder);
+    free(instance->current_name);
+    free(instance);
+}

custom_validators.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include <core/common_defines.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+typedef struct ValidatorIsFile ValidatorIsFile;
+
+ValidatorIsFile* validator_is_file_alloc_init(
+    const char* app_path_folder,
+    const char* app_extension,
+    const char* current_name);
+
+void validator_is_file_free(ValidatorIsFile* instance);
+
+bool validator_is_file_callback(const char* text, FuriString* error, void* context);
+
+#ifdef __cplusplus
+}
+#endif