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Subghz app example (#365)

Browse Source 
* Gui: ported submenu and view_dispatcher_remove_view from iButton branch

* App gui-test: use backported submenu api

* App subghz: initial commit

* App subghz: syntax fix

* App gui-test: fix submenu callback

* App subghz: add subfolders to build

* Gui view: c++ verison of with_view_model

* Subghz app: simple spectrum settings view

* Subghz app: add spectrum settings view to view manager

* Subghz app: spectrum settings scene

Co-authored-by: coreglitch <mail@s3f.ru>
This commit is contained in:
SG 2021-03-05 19:47:27 +10:00 committed by GitHub
parent 025b77ecc1
commit 7afdd14a4c
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GPG Key ID: 4AEE18F83AFDEB23
21 changed files with 648 additions and 18 deletions
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9
applications/applications.c
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@ -31,6 +31,7 @@ int32_t music_player(void* p);
int32_t sdnfc(void* p);
int32_t floopper_bloopper(void* p);
int32_t sd_filesystem(void* p);
int32_t app_subghz(void* p);
int32_t gui_test(void* p);
@ -148,6 +149,10 @@ const FlipperApplication FLIPPER_SERVICES[] = {
#ifdef APP_GUI_TEST
{.app = gui_test, .name = "gui_test", .icon = A_Plugins_14},
#endif
#ifdef APP_SUBGHZ
{.app = app_subghz, .name = "app_subghz", .icon = A_Plugins_14},
#endif
};
const size_t FLIPPER_SERVICES_COUNT = sizeof(FLIPPER_SERVICES) / sizeof(FlipperApplication);
@ -220,6 +225,10 @@ const FlipperApplication FLIPPER_PLUGINS[] = {
#ifdef BUILD_GUI_TEST
{.app = gui_test, .name = "gui_test", .icon = A_Plugins_14},
#endif
#ifdef BUILD_SUBGHZ
{.app = app_subghz, .name = "app_subghz", .icon = A_Plugins_14},
#endif
};
const size_t FLIPPER_PLUGINS_COUNT = sizeof(FLIPPER_PLUGINS) / sizeof(FlipperApplication);

13
applications/applications.mk
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@ -30,6 +30,7 @@ BUILD_MUSIC_PLAYER = 1
BUILD_FLOOPPER_BLOOPPER = 1
BUILD_IBUTTON = 1
BUILD_GUI_TEST = 1
BUILD_SUBGHZ = 1
endif
APP_NFC ?= 0
@ -276,6 +277,18 @@ CFLAGS += -DBUILD_GUI_TEST
C_SOURCES += $(wildcard $(APP_DIR)/gui-test/*.c)
endif
APP_SUBGHZ ?= 0
ifeq ($(APP_SUBGHZ), 1)
CFLAGS += -DAPP_SUBGHZ
BUILD_SUBGHZ = 1
endif
BUILD_SUBGHZ ?= 0
ifeq ($(BUILD_SUBGHZ), 1)
CFLAGS += -DBUILD_SUBGHZ
CPP_SOURCES += $(wildcard $(APP_DIR)/subghz/*.cpp)
CPP_SOURCES += $(wildcard $(APP_DIR)/subghz/*/*.cpp)
endif
APP_SDNFC ?= 0
ifeq ($(APP_SDNFC), 1)
CFLAGS += -DAPP_SDNFC

21
applications/gui-test/gui-test.c
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@ -76,7 +76,7 @@ void popup_callback(void* context) {
next_view(context);
}
void submenu_callback(void* context) {
void submenu_callback(void* context, uint32_t index) {
next_view(context);
}
@ -100,15 +100,16 @@ int32_t gui_test(void* param) {
view_dispatcher_attach_to_gui(gui_tester->view_dispatcher, gui, ViewDispatcherTypeFullscreen);
// Submenu
submenu_add_item(gui_tester->submenu, "Read", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Saved", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Emulate", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Enter manually", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Blah blah", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Set time", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Gender-bender", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Hack American Elections", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Hack the White House", submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Read", 0, submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Saved", 0, submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Emulate", 0, submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Enter manually", 0, submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Blah blah", 0, submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Set time", 0, submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Gender-bender", 0, submenu_callback, gui_tester);
submenu_add_item(
gui_tester->submenu, "Hack American Elections", 0, submenu_callback, gui_tester);
submenu_add_item(gui_tester->submenu, "Hack the White House", 0, submenu_callback, gui_tester);
// Dialog
dialog_set_result_callback(gui_tester->dialog, dialog_callback);

22
applications/gui/modules/submenu.c
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@ -5,6 +5,7 @@
struct SubmenuItem {
const char* label;
uint32_t index;
SubmenuItemCallback callback;
void* callback_context;
};
@ -108,6 +109,7 @@ Submenu* submenu_alloc() {
submenu->view, (SubmenuModel * model) {
SubmenuItemArray_init(model->items);
model->position = 0;
model->window_position = 0;
return true;
});
@ -134,6 +136,7 @@ View* submenu_get_view(Submenu* submenu) {
SubmenuItem* submenu_add_item(
Submenu* submenu,
const char* label,
uint32_t index,
SubmenuItemCallback callback,
void* callback_context) {
SubmenuItem* item = NULL;
@ -144,6 +147,7 @@ SubmenuItem* submenu_add_item(
submenu->view, (SubmenuModel * model) {
item = SubmenuItemArray_push_new(model->items);
item->label = label;
item->index = index;
item->callback = callback;
item->callback_context = callback_context;
return true;
@ -152,6 +156,18 @@ SubmenuItem* submenu_add_item(
return item;
}
void submenu_clean(Submenu* submenu) {
furi_assert(submenu);
with_view_model(
submenu->view, (SubmenuModel * model) {
SubmenuItemArray_clean(model->items);
model->position = 0;
model->window_position = 0;
return true;
});
}
void submenu_process_up(Submenu* submenu) {
with_view_model(
submenu->view, (SubmenuModel * model) {
@ -162,7 +178,9 @@ void submenu_process_up(Submenu* submenu) {
}
} else {
model->position = SubmenuItemArray_size(model->items) - 1;
model->window_position = model->position - 3;
if(model->position > 3) {
model->window_position = model->position - 3;
}
}
return true;
});
@ -197,6 +215,6 @@ void submenu_process_ok(Submenu* submenu) {
});
if(item && item->callback) {
item->callback(item->callback_context);
item->callback(item->callback_context, item->index);
}
}

19
applications/gui/modules/submenu.h
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@ -1,10 +1,14 @@
#pragma once
#include <gui/view.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Submenu anonymous structure */
typedef struct Submenu Submenu;
typedef struct SubmenuItem SubmenuItem;
typedef void (*SubmenuItemCallback)(void* context);
typedef void (*SubmenuItemCallback)(void* context, uint32_t index);
/* Allocate and initialize submenu
* This submenu is used to select one option
@ -25,6 +29,7 @@ View* submenu_get_view(Submenu* submenu);
/* Add item to submenu
* @param submenu - Submenu instance
* @param label - menu item label
* @param index - menu item index, used for callback, may be the same with other items
* @param callback - menu item callback
* @param callback_context - menu item callback context
* @return SubmenuItem instance that can be used to modify or delete that item
@ -32,5 +37,15 @@ View* submenu_get_view(Submenu* submenu);
SubmenuItem* submenu_add_item(
Submenu* submenu,
const char* label,
uint32_t index,
SubmenuItemCallback callback,
void* callback_context);
void* callback_context);
/* Remove all items from submenu
* @param submenu - Submenu instance
*/
void submenu_clean(Submenu* submenu);
#ifdef __cplusplus
}
#endif

17
applications/gui/view.h
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@ -141,6 +141,18 @@ void* view_get_model(View* view);
*/
void view_commit_model(View* view, bool update);
#ifdef __cplusplus
}
#endif
#ifdef __cplusplus
#define with_view_model_cpp(view, type, var, function_body) \
{ \
type* p = static_cast<type*>(view_get_model(view)); \
bool update = [&](type * var) function_body(p); \
view_commit_model(view, update); \
}
#else
/*
* With clause for view model
* @param view, View instance pointer
@ -153,7 +165,4 @@ void view_commit_model(View* view, bool update);
bool update = ({ bool __fn__ function_body __fn__; })(p); \
view_commit_model(view, update); \
}
#ifdef __cplusplus
}
#endif
#endif

11
applications/gui/view_dispatcher.c
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@ -42,6 +42,17 @@ void view_dispatcher_add_view(ViewDispatcher* view_dispatcher, uint32_t view_id,
view_set_dispatcher(view, view_dispatcher);
}
void view_dispatcher_remove_view(ViewDispatcher* view_dispatcher, uint32_t view_id) {
furi_assert(view_dispatcher);
// Disable the view if it is active
if(view_dispatcher->current_view == *ViewDict_get(view_dispatcher->views, view_id)) {
view_dispatcher_set_current_view(view_dispatcher, NULL);
}
// Remove view
ViewDict_erase(view_dispatcher->views, view_id);
}
void view_dispatcher_switch_to_view(ViewDispatcher* view_dispatcher, uint32_t view_id) {
furi_assert(view_dispatcher);
if(view_id == VIEW_NONE) {

6
applications/gui/view_dispatcher.h
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@ -33,6 +33,12 @@ void view_dispatcher_free(ViewDispatcher* view_dispatcher);
*/
void view_dispatcher_add_view(ViewDispatcher* view_dispatcher, uint32_t view_id, View* view);
/* Remove view from ViewDispatcher
* @param view_dispatcher, ViewDispatcher instance
* @param view_id, View id to remove
*/
void view_dispatcher_remove_view(ViewDispatcher* view_dispatcher, uint32_t view_id);
/* Switch to View
* @param view_dispatcher, ViewDispatcher instance
* @param view_id, View id to register

13
applications/subghz/scene/subghz-scene-generic.h Normal file
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@ -0,0 +1,13 @@
#pragma once
#include "../subghz-event.h"
class SubghzApp;
class SubghzScene {
public:
virtual void on_enter(SubghzApp* app) = 0;
virtual bool on_event(SubghzApp* app, SubghzEvent* event) = 0;
virtual void on_exit(SubghzApp* app) = 0;
private:
};

48
applications/subghz/scene/subghz-scene-spectrum-settings.cpp Normal file
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@ -0,0 +1,48 @@
#include "subghz-scene-spectrum-settings.h"
#include "../subghz-app.h"
#include "../subghz-view-manager.h"
#include "../subghz-event.h"
#include <callback-connector.h>
void SubghzSceneSpectrumSettings::on_enter(SubghzApp* app) {
SubghzAppViewManager* view_manager = app->get_view_manager();
SubghzViewSpectrumSettings* spectrum_settings = view_manager->get_spectrum_settings();
auto callback = cbc::obtain_connector(this, &SubghzSceneSpectrumSettings::ok_callback);
spectrum_settings->set_ok_callback(callback, app);
spectrum_settings->set_start_freq(433);
view_manager->switch_to(SubghzAppViewManager::ViewType::SpectrumSettings);
}
bool SubghzSceneSpectrumSettings::on_event(SubghzApp* app, SubghzEvent* event) {
bool consumed = false;
if(event->type == SubghzEvent::Type::NextScene) {
// save data
// uint32_t start_freq = app->get_view_manager()->get_spectrum_settings()->get_start_freq();
// app->get_spectrum_analyzer()->set_start_freq(start_freq);
// switch to next scene
// app->switch_to_next_scene(SubghzApp::Scene::SceneSpectrumAnalyze);
consumed = true;
}
return consumed;
}
void SubghzSceneSpectrumSettings::on_exit(SubghzApp* app) {
SubghzAppViewManager* view_manager = app->get_view_manager();
SubghzViewSpectrumSettings* spectrum_settings = view_manager->get_spectrum_settings();
spectrum_settings->set_ok_callback(nullptr, nullptr);
spectrum_settings->set_start_freq(0);
}
void SubghzSceneSpectrumSettings::ok_callback(void* context) {
SubghzApp* app = static_cast<SubghzApp*>(context);
SubghzEvent event;
event.type = SubghzEvent::Type::NextScene;
app->get_view_manager()->send_event(&event);
}

12
applications/subghz/scene/subghz-scene-spectrum-settings.h Normal file
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@ -0,0 +1,12 @@
#pragma once
#include "subghz-scene-generic.h"
class SubghzSceneSpectrumSettings : public SubghzScene {
public:
void on_enter(SubghzApp* app) final;
bool on_event(SubghzApp* app, SubghzEvent* event) final;
void on_exit(SubghzApp* app) final;
private:
void ok_callback(void* context);
};

67
applications/subghz/scene/subghz-scene-start.cpp Normal file
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@ -0,0 +1,67 @@
#include "subghz-scene-start.h"
#include "../subghz-app.h"
#include "../subghz-view-manager.h"
#include "../subghz-event.h"
#include <callback-connector.h>
typedef enum {
SubmenuIndexSpectrumAnalyzer,
SubmenuIndexFrequencyScanner,
SubmenuIndexSignalAnalyzer,
SubmenuIndexSignalTransmitter,
SubmenuIndexApplications,
} SubmenuIndex;
void SubghzSceneStart::on_enter(SubghzApp* app) {
SubghzAppViewManager* view_manager = app->get_view_manager();
Submenu* submenu = view_manager->get_submenu();
auto callback = cbc::obtain_connector(this, &SubghzSceneStart::submenu_callback);
submenu_add_item(submenu, "Spectrum Analyzer", SubmenuIndexSpectrumAnalyzer, callback, app);
submenu_add_item(submenu, "Frequency Scanner", SubmenuIndexFrequencyScanner, callback, app);
submenu_add_item(submenu, "Signal Analyzer", SubmenuIndexSignalAnalyzer, callback, app);
submenu_add_item(submenu, "Signal Transmitter", SubmenuIndexSignalTransmitter, callback, app);
submenu_add_item(submenu, "Applications", SubmenuIndexApplications, callback, app);
view_manager->switch_to(SubghzAppViewManager::ViewType::Submenu);
}
bool SubghzSceneStart::on_event(SubghzApp* app, SubghzEvent* event) {
bool consumed = false;
if(event->type == SubghzEvent::Type::MenuSelected) {
switch(event->payload.menu_index) {
case SubmenuIndexSpectrumAnalyzer:
app->switch_to_next_scene(SubghzApp::Scene::SceneSpectrumSettings);
break;
case SubmenuIndexFrequencyScanner:
break;
case SubmenuIndexSignalAnalyzer:
break;
case SubmenuIndexSignalTransmitter:
break;
case SubmenuIndexApplications:
break;
}
consumed = true;
}
return consumed;
}
void SubghzSceneStart::on_exit(SubghzApp* app) {
SubghzAppViewManager* view_manager = app->get_view_manager();
Submenu* submenu = view_manager->get_submenu();
submenu_clean(submenu);
}
void SubghzSceneStart::submenu_callback(void* context, uint32_t index) {
SubghzApp* app = static_cast<SubghzApp*>(context);
SubghzEvent event;
event.type = SubghzEvent::Type::MenuSelected;
event.payload.menu_index = index;
app->get_view_manager()->send_event(&event);
}

12
applications/subghz/scene/subghz-scene-start.h Normal file
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@ -0,0 +1,12 @@
#pragma once
#include "subghz-scene-generic.h"
class SubghzSceneStart : public SubghzScene {
public:
void on_enter(SubghzApp* app) final;
bool on_event(SubghzApp* app, SubghzEvent* event) final;
void on_exit(SubghzApp* app) final;
private:
void submenu_callback(void* context, uint32_t index);
};

90
applications/subghz/subghz-app.cpp Normal file
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@ -0,0 +1,90 @@
#include "subghz-app.h"
#include <api-hal-power.h>
#include <stdarg.h>
void SubghzApp::run(void) {
SubghzEvent event;
bool consumed;
bool exit = false;
scenes[current_scene]->on_enter(this);
while(!exit) {
view.receive_event(&event);
consumed = scenes[current_scene]->on_event(this, &event);
if(!consumed) {
if(event.type == SubghzEvent::Type::Back) {
exit = switch_to_previous_scene();
}
}
};
scenes[current_scene]->on_exit(this);
}
SubghzApp::SubghzApp() {
api_hal_power_insomnia_enter();
}
SubghzApp::~SubghzApp() {
api_hal_power_insomnia_exit();
}
SubghzAppViewManager* SubghzApp::get_view_manager() {
return &view;
}
void SubghzApp::switch_to_next_scene(Scene next_scene) {
previous_scenes_list.push_front(current_scene);
if(next_scene != Scene::SceneExit) {
scenes[current_scene]->on_exit(this);
current_scene = next_scene;
scenes[current_scene]->on_enter(this);
}
}
void SubghzApp::search_and_switch_to_previous_scene(std::initializer_list<Scene> scenes_list) {
Scene previous_scene = Scene::SceneStart;
bool scene_found = false;
while(!scene_found) {
previous_scene = get_previous_scene();
for(Scene element : scenes_list) {
if(previous_scene == element || previous_scene == Scene::SceneStart) {
scene_found = true;
break;
}
}
}
scenes[current_scene]->on_exit(this);
current_scene = previous_scene;
scenes[current_scene]->on_enter(this);
}
bool SubghzApp::switch_to_previous_scene(uint8_t count) {
Scene previous_scene = Scene::SceneStart;
for(uint8_t i = 0; i < count; i++) {
previous_scene = get_previous_scene();
if(previous_scene == Scene::SceneExit) break;
}
if(previous_scene == Scene::SceneExit) {
return true;
} else {
scenes[current_scene]->on_exit(this);
current_scene = previous_scene;
scenes[current_scene]->on_enter(this);
return false;
}
}
SubghzApp::Scene SubghzApp::get_previous_scene() {
Scene scene = previous_scenes_list.front();
previous_scenes_list.pop_front();
return scene;
}

37
applications/subghz/subghz-app.h Normal file
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@ -0,0 +1,37 @@
#pragma once
#include <map>
#include <list>
#include "subghz-view-manager.h"
#include "scene/subghz-scene-start.h"
#include "scene/subghz-scene-spectrum-settings.h"
class SubghzApp {
public:
void run(void);
SubghzApp();
~SubghzApp();
enum class Scene : uint8_t {
SceneExit,
SceneStart,
SceneSpectrumSettings,
};
SubghzAppViewManager* get_view_manager();
void switch_to_next_scene(Scene index);
void search_and_switch_to_previous_scene(std::initializer_list<Scene> scenes_list);
bool switch_to_previous_scene(uint8_t count = 1);
Scene get_previous_scene();
private:
std::list<Scene> previous_scenes_list = {Scene::SceneExit};
Scene current_scene = Scene::SceneStart;
SubghzAppViewManager view;
std::map<Scene, SubghzScene*> scenes = {
{Scene::SceneStart, new SubghzSceneStart()},
{Scene::SceneSpectrumSettings, new SubghzSceneSpectrumSettings()},
};
};

21
applications/subghz/subghz-event.h Normal file
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@ -0,0 +1,21 @@
#pragma once
#include <stdint.h>
class SubghzEvent {
public:
// events enum
enum class Type : uint8_t {
Tick,
Back,
MenuSelected,
NextScene,
};
// payload
union {
uint32_t menu_index;
} payload;
// event type
Type type;
};

81
applications/subghz/subghz-view-manager.cpp Normal file
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@ -0,0 +1,81 @@
#include "subghz-view-manager.h"
#include "subghz-event.h"
#include <callback-connector.h>
SubghzAppViewManager::SubghzAppViewManager() {
event_queue = osMessageQueueNew(10, sizeof(SubghzEvent), NULL);
view_dispatcher = view_dispatcher_alloc();
auto callback = cbc::obtain_connector(this, &SubghzAppViewManager::previous_view_callback);
// allocate views
submenu = submenu_alloc();
view_dispatcher_add_view(
view_dispatcher,
static_cast<uint32_t>(SubghzAppViewManager::ViewType::Submenu),
submenu_get_view(submenu));
spectrum_settings = new SubghzViewSpectrumSettings();
view_dispatcher_add_view(
view_dispatcher,
static_cast<uint32_t>(SubghzAppViewManager::ViewType::SpectrumSettings),
spectrum_settings->get_view());
gui = static_cast<Gui*>(furi_record_open("gui"));
view_dispatcher_attach_to_gui(view_dispatcher, gui, ViewDispatcherTypeFullscreen);
// set previous view callback for all views
view_set_previous_callback(submenu_get_view(submenu), callback);
view_set_previous_callback(spectrum_settings->get_view(), callback);
}
SubghzAppViewManager::~SubghzAppViewManager() {
// remove views
view_dispatcher_remove_view(
view_dispatcher, static_cast<uint32_t>(SubghzAppViewManager::ViewType::Submenu));
view_dispatcher_remove_view(
view_dispatcher, static_cast<uint32_t>(SubghzAppViewManager::ViewType::SpectrumSettings));
// free view modules
submenu_free(submenu);
free(spectrum_settings);
// free dispatcher
view_dispatcher_free(view_dispatcher);
// free event queue
osMessageQueueDelete(event_queue);
}
void SubghzAppViewManager::switch_to(ViewType type) {
view_dispatcher_switch_to_view(view_dispatcher, static_cast<uint32_t>(type));
}
Submenu* SubghzAppViewManager::get_submenu() {
return submenu;
}
SubghzViewSpectrumSettings* SubghzAppViewManager::get_spectrum_settings() {
return spectrum_settings;
}
void SubghzAppViewManager::receive_event(SubghzEvent* event) {
if(osMessageQueueGet(event_queue, event, NULL, 100) != osOK) {
event->type = SubghzEvent::Type::Tick;
}
}
void SubghzAppViewManager::send_event(SubghzEvent* event) {
osStatus_t result = osMessageQueuePut(event_queue, event, 0, 0);
furi_check(result == osOK);
}
uint32_t SubghzAppViewManager::previous_view_callback(void* context) {
if(event_queue != NULL) {
SubghzEvent event;
event.type = SubghzEvent::Type::Back;
send_event(&event);
}
return VIEW_IGNORE;
}

37
applications/subghz/subghz-view-manager.h Normal file
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@ -0,0 +1,37 @@
#pragma once
#include <furi.h>
#include <gui/view_dispatcher.h>
#include <gui/modules/submenu.h>
#include "subghz-event.h"
#include "view/subghz-view-spectrum-settings.h"
class SubghzAppViewManager {
public:
enum class ViewType : uint8_t {
Submenu,
SpectrumSettings,
};
osMessageQueueId_t event_queue;
SubghzAppViewManager();
~SubghzAppViewManager();
void switch_to(ViewType type);
void receive_event(SubghzEvent* event);
void send_event(SubghzEvent* event);
Submenu* get_submenu();
SubghzViewSpectrumSettings* get_spectrum_settings();
private:
ViewDispatcher* view_dispatcher;
Gui* gui;
uint32_t previous_view_callback(void* context);
// view elements
Submenu* submenu;
SubghzViewSpectrumSettings* spectrum_settings;
};

10
applications/subghz/subghz.cpp Normal file
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@ -0,0 +1,10 @@
#include "subghz-app.h"
// app enter function
extern "C" int32_t app_subghz(void* p) {
SubghzApp* app = new SubghzApp();
app->run();
delete app;
return 255;
}

95
applications/subghz/view/subghz-view-spectrum-settings.cpp Normal file
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@ -0,0 +1,95 @@
#include "subghz-view-spectrum-settings.h"
#include <callback-connector.h>
struct SpectrumSettingsModel {
uint32_t start_freq;
};
/***************************************************************************************/
static void draw_callback(Canvas* canvas, void* _model) {
SpectrumSettingsModel* model = static_cast<SpectrumSettingsModel*>(_model);
const uint8_t str_size = 64;
char str_buffer[str_size];
canvas_clear(canvas);
snprintf(str_buffer, str_size, "Start freq < %ld > MHz", model->start_freq);
canvas_draw_str_aligned(canvas, 64, 32, AlignCenter, AlignCenter, str_buffer);
}
static bool input_callback(InputEvent* event, void* context) {
SubghzViewSpectrumSettings* _this = static_cast<SubghzViewSpectrumSettings*>(context);
bool consumed = false;
// Process key presses only
if(event->type == InputTypeShort) {
if(event->key == InputKeyOk) {
_this->call_ok_callback();
consumed = true;
} else if(event->key == InputKeyLeft) {
with_view_model_cpp(_this->get_view(), SpectrumSettingsModel, model, {
model->start_freq--;
return true;
});
consumed = true;
} else if(event->key == InputKeyRight) {
with_view_model_cpp(_this->get_view(), SpectrumSettingsModel, model, {
model->start_freq++;
return true;
});
consumed = true;
}
}
return consumed;
}
/***************************************************************************************/
View* SubghzViewSpectrumSettings::get_view() {
return view;
}
void SubghzViewSpectrumSettings::set_ok_callback(OkCallback callback, void* context) {
ok_callback = callback;
ok_callback_context = context;
}
void SubghzViewSpectrumSettings::call_ok_callback() {
if(ok_callback != nullptr) {
ok_callback(ok_callback_context);
}
}
void SubghzViewSpectrumSettings::set_start_freq(uint32_t start_freq) {
with_view_model_cpp(view, SpectrumSettingsModel, model, {
model->start_freq = start_freq;
return true;
});
}
uint32_t SubghzViewSpectrumSettings::get_start_freq() {
uint32_t result;
with_view_model_cpp(view, SpectrumSettingsModel, model, {
result = model->start_freq;
return false;
});
return result;
}
SubghzViewSpectrumSettings::SubghzViewSpectrumSettings() {
view = view_alloc();
view_set_context(view, this);
view_allocate_model(view, ViewModelTypeLocking, sizeof(SpectrumSettingsModel));
view_set_draw_callback(view, draw_callback);
view_set_input_callback(view, input_callback);
}
SubghzViewSpectrumSettings::~SubghzViewSpectrumSettings() {
view_free(view);
}

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#include <gui/view.h>
class SubghzViewSpectrumSettings {
public:
SubghzViewSpectrumSettings();
~SubghzViewSpectrumSettings();
View* get_view();
// ok callback methods
typedef void (*OkCallback)(void* context);
void set_ok_callback(OkCallback callback, void* context);
void call_ok_callback();
// model data getters/setters
void set_start_freq(uint32_t start_freq);
uint32_t get_start_freq();
private:
View* view;
// ok callback data
OkCallback ok_callback = nullptr;
void* ok_callback_context = nullptr;
};