Files
pebble/src/fw/applib/ui/dialogs/bt_conn_dialog.c
2025-01-27 11:38:16 -08:00

118 lines
3.9 KiB
C

/*
* Copyright 2024 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "bt_conn_dialog.h"
#include "applib/applib_malloc.auto.h"
#include "applib/ui/dialogs/dialog.h"
#include "applib/ui/dialogs/dialog_private.h"
#include "applib/ui/window.h"
#include "kernel/events.h"
#include "kernel/pebble_tasks.h"
#include "kernel/ui/modals/modal_manager.h"
#include "process_state/app_state/app_state.h"
#include "resource/resource_ids.auto.h"
#include "services/common/i18n/i18n.h"
#include "syscall/syscall.h"
#include "system/passert.h"
static void prv_handle_comm_session_event(PebbleEvent *e, void *context) {
BtConnDialog *bt_dialog = context;
if (!e->bluetooth.comm_session_event.is_system) {
return;
}
if (e->bluetooth.comm_session_event.is_open) {
if (bt_dialog->connected_handler) {
bt_dialog->connected_handler(true, bt_dialog->context);
}
// handler to NULL so it won't be called again during the unload
bt_dialog->connected_handler = NULL;
dialog_pop(&bt_dialog->dialog.dialog);
}
}
static void prv_bt_dialog_unload(void *context) {
BtConnDialog *bt_dialog = context;
event_service_client_unsubscribe(&bt_dialog->pebble_app_event_sub);
if (bt_dialog->connected_handler) {
bt_dialog->connected_handler(false, bt_dialog->context);
}
if (bt_dialog->owns_buffer) {
applib_free(bt_dialog->text_buffer);
}
}
void bt_conn_dialog_push(BtConnDialog *bt_dialog, BtConnDialogResultHandler handler,
void *context) {
if (!bt_dialog) {
bt_dialog = bt_conn_dialog_create();
if (!bt_dialog) {
return;
}
}
bt_dialog->connected_handler = handler;
bt_dialog->context = context;
bt_dialog->pebble_app_event_sub = (EventServiceInfo) {
.type = PEBBLE_COMM_SESSION_EVENT,
.handler = prv_handle_comm_session_event,
.context = bt_dialog
};
event_service_client_subscribe(&bt_dialog->pebble_app_event_sub);
WindowStack *window_stack = NULL;
if (pebble_task_get_current() == PebbleTask_App) {
window_stack = app_state_get_window_stack();
} else {
// Bluetooth disconnection events are always displayed at maximum priority.
window_stack = modal_manager_get_window_stack(ModalPriorityCritical);
}
simple_dialog_push(&bt_dialog->dialog, window_stack);
}
BtConnDialog *bt_conn_dialog_create(void) {
BtConnDialog *bt_dialog = applib_malloc(sizeof(BtConnDialog));
bt_conn_dialog_init(bt_dialog, NULL, 0);
return bt_dialog;
}
void bt_conn_dialog_init(BtConnDialog *bt_dialog, char *text_buffer, size_t buffer_size) {
memset(bt_dialog, 0, sizeof(BtConnDialog));
simple_dialog_init(&bt_dialog->dialog, "Bluetooth Disconnected");
Dialog *dialog = &bt_dialog->dialog.dialog;
size_t len = sys_i18n_get_length("Check bluetooth connection");
if (text_buffer) {
PBL_ASSERTN(len < buffer_size);
bt_dialog->text_buffer = text_buffer;
bt_dialog->owns_buffer = false;
} else {
buffer_size = len + 1;
bt_dialog->text_buffer = applib_malloc(buffer_size);
bt_dialog->owns_buffer = true;
}
sys_i18n_get_with_buffer("Check bluetooth connection", bt_dialog->text_buffer, buffer_size);
dialog_set_text(dialog, bt_dialog->text_buffer);
dialog_set_icon(dialog, RESOURCE_ID_WATCH_DISCONNECTED_LARGE);
dialog_show_status_bar_layer(dialog, true);
dialog_set_callbacks(dialog, &(DialogCallbacks) {
.unload = prv_bt_dialog_unload
}, bt_dialog);
}