src/usb/usb-mobile.c

   1 /*
   2  *  system-popup
   3  *
   4  * Copyright (c) 2016 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18 */
  19
  20 #include "popup-common.h"
  21
  22 static const struct popup_ops usb_error_ops;
  23 static const struct popup_ops usb_restrict_ops;
  24
  25 static int state_handler = -1;
  26
  27 static void usb_state_changed(keynode_t *key, void *data)
  28 {
  29         int state;
  30         const struct popup_ops *ops = data;
  31
  32         if (vconf_get_int(VCONFKEY_SYSMAN_USB_STATUS, &state) != 0)
  33                 return;
  34
  35         switch (state) {
  36         case VCONFKEY_SYSMAN_USB_DISCONNECTED:
  37                 _I("USB cabel is disconnected.");
  38                 unload_simple_popup(ops);
  39                 if (state_handler == 0) {
  40                         vconf_ignore_key_changed(
  41                                         VCONFKEY_SYSMAN_USB_STATUS,
  42                                         usb_state_changed);
  43                         state_handler = -1;
  44                 }
  45                 terminate_if_no_popup();
  46                 break;
  47         case VCONFKEY_SYSMAN_USB_CONNECTED:
  48         case VCONFKEY_SYSMAN_USB_AVAILABLE:
  49         default:
  50                 break;
  51         }
  52 }
  53
  54 static int usb_launch(bundle *b, const struct popup_ops *ops)
  55 {
  56         const struct popup_ops *remove;
  57
  58         if (ops == &usb_error_ops)
  59                 remove = &usb_restrict_ops;
  60         else if (ops == &usb_restrict_ops)
  61                 remove = &usb_error_ops;
  62         else
  63                 remove = NULL;
  64
  65         if (remove)
  66                 unload_simple_popup(remove);
  67
  68         if (state_handler != 0) {
  69                 state_handler = vconf_notify_key_changed(
  70                                 VCONFKEY_SYSMAN_USB_STATUS,
  71                                 usb_state_changed, (void *)ops);
  72                 if (state_handler != 0)
  73                         _E("Failed to register usb state change event().");
  74         }
  75
  76         return 0;
  77 }
  78
  79 static void usb_terminate(const struct popup_ops *ops)
  80 {
  81         if (state_handler == 0) {
  82                 vconf_ignore_key_changed(
  83                                 VCONFKEY_SYSMAN_USB_STATUS,
  84                                 usb_state_changed);
  85                 state_handler = -1;
  86         }
  87         terminate_if_no_popup();
  88 }
  89
  90 static const struct popup_ops usb_error_ops = {
  91         .name                   = "usb_error",
  92         .pattern                = FEEDBACK_PATTERN_LOWBATT,
  93         .show                   = load_simple_popup,
  94         .content                = "IDS_USB_POP_USB_CONNECTION_FAILED",
  95         .left_text              = "IDS_COM_SK_OK",
  96         .pre                    = usb_launch,
  97         .terminate              = usb_terminate,
  98 };
  99
 100 static const struct popup_ops usb_restrict_ops = {
 101         .name                   = "usb_restrict",
 102         .pattern        = FEEDBACK_PATTERN_LOWBATT,
 103         .show                   = load_simple_popup,
 104         .content                = "IDS_ST_POP_SECURITY_POLICY_PREVENTS_USE_OF_DESKTOP_SYNC",
 105         .left_text              = "IDS_COM_SK_OK",
 106         .pre                    = usb_launch,
 107         .terminate              = usb_terminate,
 108 };
 109
 110
 111 /* Constructor to register mount_failed button */
 112 static __attribute__ ((constructor)) void usb_register_popup(void)
 113 {
 114         register_popup(&usb_error_ops);
 115         register_popup(&usb_restrict_ops);
 116 }