Add usage example app

applications/examples/example_date_time_input/scenes/example_date_time_input_scene.c

@@ -0,0 +1,31 @@
+#include "example_date_time_input_scene.h"
+
+// Generate scene on_enter handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_enter,
+void (*const example_date_time_input_on_enter_handlers[])(void*) = {
+#include "example_date_time_input_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Generate scene on_event handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_event,
+bool (*const example_date_time_input_on_event_handlers[])(void* context, SceneManagerEvent event) =
+    {
+#include "example_date_time_input_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Generate scene on_exit handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_exit,
+void (*const example_date_time_input_on_exit_handlers[])(void* context) = {
+#include "example_date_time_input_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Initialize scene handlers configuration structure
+const SceneManagerHandlers example_date_time_input_scene_handlers = {
+    .on_enter_handlers = example_date_time_input_on_enter_handlers,
+    .on_event_handlers = example_date_time_input_on_event_handlers,
+    .on_exit_handlers = example_date_time_input_on_exit_handlers,
+    .scene_num = ExampleDateTimeInputSceneNum,
+};

applications/examples/example_date_time_input/scenes/example_date_time_input_scene.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include <gui/scene_manager.h>
+
+// Generate scene id and total number
+#define ADD_SCENE(prefix, name, id) ExampleDateTimeInputScene##id,
+typedef enum {
+#include "example_date_time_input_scene_config.h"
+    ExampleDateTimeInputSceneNum,
+} ExampleDateTimeInputScene;
+#undef ADD_SCENE
+
+extern const SceneManagerHandlers example_date_time_input_scene_handlers;
+
+// Generate scene on_enter handlers declaration
+#define ADD_SCENE(prefix, name, id) void prefix##_scene_##name##_on_enter(void*);
+#include "example_date_time_input_scene_config.h"
+#undef ADD_SCENE
+
+// Generate scene on_event handlers declaration
+#define ADD_SCENE(prefix, name, id) \
+    bool prefix##_scene_##name##_on_event(void* context, SceneManagerEvent event);
+#include "example_date_time_input_scene_config.h"
+#undef ADD_SCENE
+
+// Generate scene on_exit handlers declaration
+#define ADD_SCENE(prefix, name, id) void prefix##_scene_##name##_on_exit(void* context);
+#include "example_date_time_input_scene_config.h"
+#undef ADD_SCENE

applications/examples/example_date_time_input/scenes/example_date_time_input_scene_config.h

@@ -0,0 +1,2 @@
+ADD_SCENE(example_date_time_input, input_date_time, InputDateTime)
+ADD_SCENE(example_date_time_input, show_date_time, ShowDateTime)

applications/examples/example_date_time_input/scenes/example_date_time_input_scene_input_date_time.c

@@ -0,0 +1,47 @@
+#include "../example_date_time_input.h"
+
+void example_date_time_input_scene_input_date_time_callback(void* context) {
+    ExampleDateTimeInput* app = context;
+    view_dispatcher_send_custom_event(app->view_dispatcher, 0);
+}
+
+void example_date_time_input_scene_input_date_time_on_enter(void* context) {
+    furi_assert(context);
+    ExampleDateTimeInput* app = context;
+    DateTimeInput* date_time_input = app->date_time_input;
+
+    date_time_input_set_result_callback(
+        date_time_input,
+        NULL,
+        example_date_time_input_scene_input_date_time_callback,
+        context,
+        &app->date_time);
+
+    date_time_input_set_editable_fields(
+        date_time_input,
+
+        app->edit_date,
+        app->edit_date,
+        app->edit_date,
+
+        app->edit_time,
+        app->edit_time,
+        app->edit_time);
+
+    view_dispatcher_switch_to_view(app->view_dispatcher, ExampleDateTimeInputViewIdDateTimeInput);
+}
+
+bool example_date_time_input_scene_input_date_time_on_event(void* context, SceneManagerEvent event) {
+    ExampleDateTimeInput* app = context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) { //Back button pressed
+        scene_manager_previous_scene(app->scene_manager);
+        return true;
+    }
+    return consumed;
+}
+
+void example_date_time_input_scene_input_date_time_on_exit(void* context) {
+    UNUSED(context);
+}

applications/examples/example_date_time_input/scenes/example_date_time_input_scene_show_date_time.c

@@ -0,0 +1,81 @@
+#include "../example_date_time_input.h"
+
+static void
+    example_date_time_input_scene_confirm_dialog_callback(DialogExResult result, void* context) {
+    ExampleDateTimeInput* app = context;
+
+    view_dispatcher_send_custom_event(app->view_dispatcher, result);
+}
+
+static void example_date_time_input_scene_update_view(void* context) {
+    ExampleDateTimeInput* app = context;
+    DialogEx* dialog_ex = app->dialog_ex;
+
+    dialog_ex_set_header(dialog_ex, "The date and time are", 64, 0, AlignCenter, AlignTop);
+
+    char buffer[26] = {};
+    snprintf(
+        buffer,
+        sizeof(buffer),
+        "%04d-%02d-%02d\n%02d:%02d:%02d",
+        app->date_time.year,
+        app->date_time.month,
+        app->date_time.day,
+        app->date_time.hour,
+        app->date_time.minute,
+        app->date_time.second);
+    dialog_ex_set_text(dialog_ex, buffer, 64, 29, AlignCenter, AlignCenter);
+
+    dialog_ex_set_left_button_text(dialog_ex, "Date");
+    dialog_ex_set_right_button_text(dialog_ex, "Time");
+    dialog_ex_set_center_button_text(dialog_ex, "Both");
+
+    dialog_ex_set_result_callback(
+        dialog_ex, example_date_time_input_scene_confirm_dialog_callback);
+    dialog_ex_set_context(dialog_ex, app);
+}
+
+void example_date_time_input_scene_show_date_time_on_enter(void* context) {
+    furi_assert(context);
+    ExampleDateTimeInput* app = context;
+
+    example_date_time_input_scene_update_view(app);
+
+    view_dispatcher_switch_to_view(app->view_dispatcher, ExampleDateTimeInputViewIdShowDateTime);
+}
+
+bool example_date_time_input_scene_show_date_time_on_event(void* context, SceneManagerEvent event) {
+    ExampleDateTimeInput* app = context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        switch(event.event) {
+        case DialogExResultCenter:
+            app->edit_date = true;
+            app->edit_time = true;
+            scene_manager_next_scene(app->scene_manager, ExampleDateTimeInputSceneInputDateTime);
+            consumed = true;
+            break;
+        case DialogExResultLeft:
+            app->edit_date = true;
+            app->edit_time = false;
+            scene_manager_next_scene(app->scene_manager, ExampleDateTimeInputSceneInputDateTime);
+            consumed = true;
+            break;
+        case DialogExResultRight:
+            app->edit_date = false;
+            app->edit_time = true;
+            scene_manager_next_scene(app->scene_manager, ExampleDateTimeInputSceneInputDateTime);
+            consumed = true;
+            break;
+        default:
+            break;
+        }
+    }
+
+    return consumed;
+}
+
+void example_date_time_input_scene_show_date_time_on_exit(void* context) {
+    UNUSED(context);
+}