flipperzero-firmware/applications/services/dialogs/view_holder.c

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#include "view_holder.h"
#include <gui/view_i.h>
#define TAG "ViewHolder"
struct ViewHolder {
View* view;
ViewPort* view_port;
Gui* gui;
FreeCallback free_callback;
void* free_context;
BackCallback back_callback;
void* back_context;
uint8_t ongoing_input;
};
static void view_holder_draw_callback(Canvas* canvas, void* context);
static void view_holder_input_callback(InputEvent* event, void* context);
ViewHolder* view_holder_alloc() {
[FL-2274] Inventing streams and moving FFF to them (#981) * Streams: string stream * String stream: updated insert/delete api * Streams: generic stream interface and string stream implementation * Streams: helpers for insert and delete_and_insert * FFF: now compatible with streams * MinUnit: introduced tests with arguments * FFF: stream access violation * Streams: copy data between streams * Streams: file stream * FFF: documentation * FFStream: documentation * FFF: alloc as file * MinUnit: support for nested tests * Streams: changed delete_and_insert, now it returns success flag. Added ability dump stream inner parameters and data to cout. * FFF: simplified file open function * Streams: unit tests * FFF: tests * Streams: declare cache_size constant as define, to allow variable modified arrays * FFF: lib moved to a separate folder * iButton: new FFF * RFID: new FFF * Animations: new FFF * IR: new FFF * NFC: new FFF * Flipper file format: delete lib * U2F: new FFF * Subghz: new FFF and streams * Streams: read line * Streams: split * FuriCore: implement memset with extra asserts * FuriCore: implement extra heap asserts without inventing memset * Scene manager: protected access to the scene id stack with a size check * NFC worker: dirty fix for issue where hal_nfc was busy on app start * Furi: update allocator to erase memory on allocation. Replace furi_alloc with malloc. * FuriCore: cleanup memmgr code. * Furi HAL: furi_hal_init is split into critical and non-critical parts. The critical part is currently clock and console. * Memmgr: added ability to track allocations and deallocations through console. * FFStream: some speedup * Streams, FF: minor fixes * Tests: restore * File stream: a slightly more thread-safe version of file_stream_delete_and_insert Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
2022-02-18 19:53:46 +00:00
ViewHolder* view_holder = malloc(sizeof(ViewHolder));
view_holder->view_port = view_port_alloc();
view_port_draw_callback_set(view_holder->view_port, view_holder_draw_callback, view_holder);
view_port_input_callback_set(view_holder->view_port, view_holder_input_callback, view_holder);
view_port_enabled_set(view_holder->view_port, false);
return view_holder;
}
void view_holder_free(ViewHolder* view_holder) {
furi_assert(view_holder);
if(view_holder->gui) {
gui_remove_view_port(view_holder->gui, view_holder->view_port);
}
view_port_free(view_holder->view_port);
if(view_holder->free_callback) {
view_holder->free_callback(view_holder->free_context);
}
free(view_holder);
}
void view_holder_set_view(ViewHolder* view_holder, View* view) {
furi_assert(view_holder);
if(view_holder->view) {
if(view_holder->view->exit_callback) {
view_holder->view->exit_callback(view_holder->view->context);
}
view_set_update_callback(view_holder->view, NULL);
view_set_update_callback_context(view_holder->view, NULL);
}
view_holder->view = view;
if(view_holder->view) {
view_set_update_callback(view_holder->view, view_holder_update);
view_set_update_callback_context(view_holder->view, view_holder);
if(view_holder->view->enter_callback) {
view_holder->view->enter_callback(view_holder->view->context);
}
}
}
void view_holder_set_free_callback(
ViewHolder* view_holder,
FreeCallback free_callback,
void* free_context) {
furi_assert(view_holder);
view_holder->free_callback = free_callback;
view_holder->free_context = free_context;
}
void* view_holder_get_free_context(ViewHolder* view_holder) {
return view_holder->free_context;
}
void view_holder_set_back_callback(
ViewHolder* view_holder,
BackCallback back_callback,
void* back_context) {
furi_assert(view_holder);
view_holder->back_callback = back_callback;
view_holder->back_context = back_context;
}
void view_holder_attach_to_gui(ViewHolder* view_holder, Gui* gui) {
furi_assert(gui);
furi_assert(view_holder);
view_holder->gui = gui;
gui_add_view_port(gui, view_holder->view_port, GuiLayerFullscreen);
}
void view_holder_start(ViewHolder* view_holder) {
view_port_enabled_set(view_holder->view_port, true);
}
void view_holder_stop(ViewHolder* view_holder) {
while(view_holder->ongoing_input) furi_delay_tick(1);
view_port_enabled_set(view_holder->view_port, false);
}
void view_holder_update(View* view, void* context) {
furi_assert(view);
furi_assert(context);
ViewHolder* view_holder = context;
if(view == view_holder->view) {
view_port_update(view_holder->view_port);
}
}
static void view_holder_draw_callback(Canvas* canvas, void* context) {
ViewHolder* view_holder = context;
if(view_holder->view) {
view_draw(view_holder->view, canvas);
}
}
static void view_holder_input_callback(InputEvent* event, void* context) {
ViewHolder* view_holder = context;
uint8_t key_bit = (1 << event->key);
if(event->type == InputTypePress) {
view_holder->ongoing_input |= key_bit;
} else if(event->type == InputTypeRelease) {
view_holder->ongoing_input &= ~key_bit;
} else if(!(view_holder->ongoing_input & key_bit)) {
FURI_LOG_W(
TAG,
"non-complementary input, discarding key: %s, type: %s",
input_get_key_name(event->key),
input_get_type_name(event->type));
return;
}
bool is_consumed = false;
if(view_holder->view) {
is_consumed = view_input(view_holder->view, event);
}
if(!is_consumed && event->type == InputTypeShort) {
if(event->key == InputKeyBack) {
if(view_holder->back_callback) {
view_holder->back_callback(view_holder->back_context);
}
}
}
[FL-2274] Inventing streams and moving FFF to them (#981) * Streams: string stream * String stream: updated insert/delete api * Streams: generic stream interface and string stream implementation * Streams: helpers for insert and delete_and_insert * FFF: now compatible with streams * MinUnit: introduced tests with arguments * FFF: stream access violation * Streams: copy data between streams * Streams: file stream * FFF: documentation * FFStream: documentation * FFF: alloc as file * MinUnit: support for nested tests * Streams: changed delete_and_insert, now it returns success flag. Added ability dump stream inner parameters and data to cout. * FFF: simplified file open function * Streams: unit tests * FFF: tests * Streams: declare cache_size constant as define, to allow variable modified arrays * FFF: lib moved to a separate folder * iButton: new FFF * RFID: new FFF * Animations: new FFF * IR: new FFF * NFC: new FFF * Flipper file format: delete lib * U2F: new FFF * Subghz: new FFF and streams * Streams: read line * Streams: split * FuriCore: implement memset with extra asserts * FuriCore: implement extra heap asserts without inventing memset * Scene manager: protected access to the scene id stack with a size check * NFC worker: dirty fix for issue where hal_nfc was busy on app start * Furi: update allocator to erase memory on allocation. Replace furi_alloc with malloc. * FuriCore: cleanup memmgr code. * Furi HAL: furi_hal_init is split into critical and non-critical parts. The critical part is currently clock and console. * Memmgr: added ability to track allocations and deallocations through console. * FFStream: some speedup * Streams, FF: minor fixes * Tests: restore * File stream: a slightly more thread-safe version of file_stream_delete_and_insert Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
2022-02-18 19:53:46 +00:00
}