[FL-2537, FL-2539, FL-2534, FL-2534, FL-2525]: UI and UX improvements (#1246)

* FL-2537: ON/OFF buttons
* FL-2539: cancelable lowbatt shutdown
* FL-2534: update storage format results screen, cleanup dialog_ex usage.
* FL-2534: storage setting UX rework
* FL-2525: unify arrows icons
* Remove unused icons
* UI: Rename Ok to OK

applications/power/power_service/power.c

@@ -168,10 +168,24 @@ static void power_check_low_battery(Power* power) {
     }
     // If battery low, update view and switch off power after timeout
     if(power->battery_low) {
-        if(power->power_off_timeout) {
-            power_off_set_time_left(power->power_off, power->power_off_timeout--);
-        } else {
+        PowerOffResponse response = power_off_get_response(power->power_off);
+        if(response == PowerOffResponseDefault) {
+            if(power->power_off_timeout) {
+                power_off_set_time_left(power->power_off, power->power_off_timeout--);
+            } else {
+                power_off(power);
+            }
+        } else if(response == PowerOffResponseOk) {
             power_off(power);
+        } else if(response == PowerOffResponseHide) {
+            view_dispatcher_switch_to_view(power->view_dispatcher, VIEW_NONE);
+            if(power->power_off_timeout) {
+                power_off_set_time_left(power->power_off, power->power_off_timeout--);
+            } else {
+                power_off(power);
+            }
+        } else if(response == PowerOffResponseCancel) {
+            view_dispatcher_switch_to_view(power->view_dispatcher, VIEW_NONE);
         }
     }
 }

applications/power/power_service/views/power_off.c

@@ -7,6 +7,7 @@ struct PowerOff {
 };
 
 typedef struct {
+    PowerOffResponse response;
     uint32_t time_left_sec;
 } PowerOffModel;
 
@@ -21,18 +22,54 @@ static void power_off_draw_callback(Canvas* canvas, void* _model) {
     canvas_draw_icon(canvas, 0, 18, &I_BatteryBody_52x28);
     canvas_draw_icon(canvas, 16, 25, &I_FaceNopower_29x14);
     elements_bubble(canvas, 54, 17, 70, 30);
+
     canvas_set_font(canvas, FontSecondary);
-    elements_multiline_text_aligned(
-        canvas, 70, 23, AlignLeft, AlignTop, "Connect me\n to charger.");
-    snprintf(buff, sizeof(buff), "Poweroff in %lds.", model->time_left_sec);
-    canvas_draw_str_aligned(canvas, 64, 60, AlignCenter, AlignBottom, buff);
+    if(model->response == PowerOffResponseDefault) {
+        snprintf(buff, sizeof(buff), "Charge me!\nOff in %lds!", model->time_left_sec);
+        elements_multiline_text_aligned(canvas, 70, 23, AlignLeft, AlignTop, buff);
+
+        elements_button_left(canvas, "Cancel");
+        elements_button_center(canvas, "OK");
+        elements_button_right(canvas, "Hide");
+    } else {
+        snprintf(buff, sizeof(buff), "Charge me!\nDont't forget!");
+        elements_multiline_text_aligned(canvas, 70, 23, AlignLeft, AlignTop, buff);
+
+        canvas_draw_str_aligned(canvas, 64, 60, AlignCenter, AlignBottom, "Hold a second...");
+    }
+}
+
+static bool power_off_input_callback(InputEvent* event, void* context) {
+    PowerOff* power_off = context;
+
+    bool consumed = false;
+    PowerOffModel* model = view_get_model(power_off->view);
+    if(model->response == PowerOffResponseDefault && event->type == InputTypeShort) {
+        if(event->key == InputKeyOk) {
+            model->response = PowerOffResponseOk;
+            consumed = true;
+        } else if(event->key == InputKeyLeft) {
+            model->response = PowerOffResponseCancel;
+            consumed = true;
+        } else if(event->key == InputKeyRight) {
+            model->response = PowerOffResponseHide;
+            consumed = true;
+        }
+    }
+    view_commit_model(power_off->view, consumed);
+
+    return true;
 }
 
 PowerOff* power_off_alloc() {
     PowerOff* power_off = malloc(sizeof(PowerOff));
+
     power_off->view = view_alloc();
     view_allocate_model(power_off->view, ViewModelTypeLocking, sizeof(PowerOffModel));
+    view_set_context(power_off->view, power_off);
     view_set_draw_callback(power_off->view, power_off_draw_callback);
+    view_set_input_callback(power_off->view, power_off_input_callback);
+
     return power_off;
 }
 
@@ -55,3 +92,14 @@ void power_off_set_time_left(PowerOff* power_off, uint8_t time_left) {
             return true;
         });
 }
+
+PowerOffResponse power_off_get_response(PowerOff* power_off) {
+    furi_assert(power_off);
+    PowerOffResponse response;
+    with_view_model(
+        power_off->view, (PowerOffModel * model) {
+            response = model->response;
+            return false;
+        });
+    return response;
+}

applications/power/power_service/views/power_off.h

@@ -2,6 +2,13 @@
 
 typedef struct PowerOff PowerOff;
 
+typedef enum {
+    PowerOffResponseDefault,
+    PowerOffResponseOk,
+    PowerOffResponseCancel,
+    PowerOffResponseHide,
+} PowerOffResponse;
+
 #include <gui/view.h>
 
 PowerOff* power_off_alloc();
@@ -11,3 +18,5 @@ void power_off_free(PowerOff* power_off);
 View* power_off_get_view(PowerOff* power_off);
 
 void power_off_set_time_left(PowerOff* power_off, uint8_t time_left);
+
+PowerOffResponse power_off_get_response(PowerOff* power_off);