src/views/BaseView/FileGrid.cpp

   1 /*
   2 * Copyright (c) 2014 Samsung Electronics Co., Ltd All Rights Reserved
   3 *
   4 * Licensed under the Apache License, Version 2.0 (the License);
   5 * you may not use this file except in compliance with the License.
   6 * You may obtain a copy of the License at
   7 *
   8 * http://www.apache.org/licenses/LICENSE-2.0
   9 *
  10 * Unless required by applicable law or agreed to in writing, software
  11 * distributed under the License is distributed on an AS IS BASIS,
  12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 * See the License for the specific language governing permissions and
  14 * limitations under the License.
  15 */
  16
  17 #include <Elementary.h>
  18 #include <Eina.h>
  19 #include <Ecore.h>
  20 #include <aul.h>
  21 #include "dbg.h"
  22 #include "i18n.h"
  23 #include "define.h"
  24 #include "common.h"
  25
  26 #include <AppCommon.h>
  27 #include "Mediadata.h"
  28 #include "ExtNameInfo.h"
  29 #include "SortName.h"
  30 #include "GengridItemClass.h"
  31 #include "InputHandler.h"
  32 #include "FileGrid.h"
  33 #include "Info.h"
  34 #include <BaseView.h>
  35 #include <InputHandler.h>
  36 #include <ViewMgr.h>
  37 #include "FbContextView.h"
  38
  39
  40 #define GENGRID_ITEM_SIZE_W (263 + 20)
  41 #define GENGRID_ITEM_SIZE_H (359 + 20)
  42
  43
  44 static Elm_Object_Item *_find_item_by_id(Eina_List *list, char *fid)
  45 {
  46         Eina_List *l;
  47         SItemInfo *pItemInfo;
  48         void* obj;
  49         char *id;
  50
  51         EINA_LIST_FOREACH(list, l, obj) {
  52                 pItemInfo = (SItemInfo *)obj;
  53                 id = pItemInfo->pInfo->Id();
  54                 if (id && !strcmp(id, fid))
  55                         return pItemInfo->item;
  56         }
  57
  58         return NULL;
  59 }
  60
  61 static SItemInfo *_find_item_info(Eina_List *list, Elm_Object_Item *item)
  62 {
  63         Eina_List *l;
  64         SItemInfo *pItemInfo;
  65         void* obj;
  66
  67         EINA_LIST_FOREACH(list, l, obj) {
  68                 pItemInfo = (SItemInfo*)obj;
  69                 if (pItemInfo->item == item)
  70                         return pItemInfo;
  71         }
  72
  73         return NULL;
  74 }
  75
  76
  77 struct SFileGrid {
  78         CMediadata *pMediadata;
  79
  80         Evas_Object *eoWin;
  81         Evas_Object *eoBase;
  82         Evas_Object *eoGrid;
  83
  84         Eina_List   *elFile;
  85         Eina_List   *elItemInfo;
  86
  87         CFileGrid::SCallback callback;
  88
  89         int depth;
  90         SItemInfo *ctxt_itinfo;
  91         SItemInfo *handle_itinfo;
  92
  93         char *fid;
  94
  95         CGengridItemClass *pGengridItemClass;
  96
  97         SFileGrid() {
  98                 memset(this, 0, sizeof(SFileGrid));
  99         }
 100 };
 101
 102
 103 void CFileGrid::sm_CbRealized(void *data, Evas_Object *obj, void *event_info)
 104 {
 105         _DBG();
 106         if (!data || !obj || !event_info)
 107                 return;
 108
 109         elm_object_item_signal_callback_add((Elm_Object_Item*)event_info,
 110                 FBR_SIGNAL_BTN_CLICKED, FBR_BASE_VIEW,
 111                 sm_CbSelectItem, data);
 112 }
 113
 114 void CFileGrid::sm_CbUnrealized(void *data, Evas_Object *obj, void *event_info)
 115 {
 116         _DBG();
 117         if (!data || !obj || !event_info)
 118                 return;
 119
 120         elm_object_item_signal_callback_del((Elm_Object_Item*)event_info,
 121                 FBR_SIGNAL_BTN_CLICKED, FBR_BASE_VIEW,
 122                 sm_CbSelectItem);
 123 }
 124
 125 void CFileGrid::Action(void)
 126 {
 127         m->handle_itinfo = m->ctxt_itinfo;
 128         m_HandleSelection();
 129         m_DeleteContextView();
 130 }
 131
 132 void CFileGrid::m_DeleteContextView(void)
 133 {
 134         if(CViewMgr::GetInstance()->CheckTop(FBR_CONTEXT_VIEW))
 135                 CViewMgr::GetInstance()->PopView();
 136 }
 137
 138 void CFileGrid::sm_CbSelectItem(void *data, Elm_Object_Item *it, const char *emission, const char *source)
 139 {
 140         CFileGrid* root = (CFileGrid*)data;
 141         SItemInfo *pItemInfo;
 142
 143         if (!data || !it)
 144                 return;
 145
 146         pItemInfo = _find_item_info(root->m->elItemInfo, it);
 147         if (!pItemInfo) {
 148                 _ERR(" no item info found ");
 149                 return;
 150         }
 151
 152         root->m->handle_itinfo = pItemInfo;
 153         root->m_HandleSelection();
 154 }
 155
 156 void CFileGrid::m_HandleSelection(void)
 157 {
 158         char *path;
 159         int type;
 160         char *id;
 161         SItemInfo *pItemInfo = m->handle_itinfo;
 162
 163         if (!pItemInfo)
 164                 return;
 165
 166         type = pItemInfo->pInfo->Type();
 167         if (type == E_GRP_FOLDER) {
 168                 if (m->fid) {
 169                         free(m->fid);
 170                         m->fid = NULL;
 171                 }
 172                 id = pItemInfo->pInfo->Id();
 173                 if (!id)
 174                         return;
 175
 176                 m->fid = strdup(id);
 177                 if (!m->fid)
 178                         return;
 179
 180                 elm_object_tree_focus_allow_set(m->eoBase, EINA_FALSE);
 181                 t_Update(m->fid, false);//_update_filegrid(m, m->fid, false);
 182                 elm_object_tree_focus_allow_set(m->eoBase, EINA_TRUE);
 183                 elm_object_focus_set(m->eoGrid, EINA_TRUE);
 184         }
 185         else {
 186                 path = pItemInfo->pInfo->Path();
 187                 if (!path)
 188                         return;
 189
 190                 if (m->callback.cbLinkApp)
 191                         m->callback.cbLinkApp(m->callback.cookie, type, CInfo::SourceType(), path);
 192                 elm_gengrid_item_selected_set(pItemInfo->item, EINA_FALSE);
 193         }
 194 }
 195
 196 void CFileGrid::m_GetMediaList(char *fid)
 197 {
 198         bool ret;
 199         ret = m->pMediadata->GetMediaList(fid, CInfo::GroupIndex(), CInfo::SourceType(), &m->elFile);
 200         if (ret == false) {
 201                 _ERR(" Fetching all list from file failed ");
 202                 return;
 203         }
 204 }
 205
 206 void CFileGrid::m_GetFolderList(void)
 207 {
 208         bool ret;
 209         ret = m->pMediadata->GetFolderList(CInfo::GroupIndex(), CInfo::SourceType(), &m->elFile);
 210         if (ret == false) {
 211                 _ERR(" Fetching all list from file failed ");
 212                 return;
 213         }
 214 }
 215
 216 void CFileGrid::t_CreateFileGrid(void)
 217 {
 218         Evas_Object *grid;
 219
 220         grid = elm_gengrid_add(m->eoBase);
 221         if (!grid)
 222                 return;
 223         evas_object_size_hint_weight_set(grid,
 224                 EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 225         elm_gengrid_align_set(grid, 0, 0);
 226         elm_object_part_content_set(m->eoBase, FBR_PART_MEDIA_GRID, grid);
 227
 228
 229         Connect(grid);
 230
 231         evas_object_smart_callback_add(grid, FBR_SIGNAL_REALIZED,      sm_CbRealized, this);
 232         evas_object_smart_callback_add(grid, FBR_SIGNAL_UNREALIZED,    sm_CbUnrealized, this);
 233         elm_gengrid_item_size_set(grid,
 234                 elm_config_scale_get() * GENGRID_ITEM_SIZE_W,
 235                 elm_config_scale_get() * GENGRID_ITEM_SIZE_H);
 236
 237         m->eoGrid = grid;
 238
 239         m->pGengridItemClass = new CGengridItemClass;
 240         if (!m->pGengridItemClass->Create()) {
 241                 delete m->pGengridItemClass;
 242                 m->pGengridItemClass = NULL;
 243                 evas_object_del(grid);
 244                 _ERR(" elm_genlist_item_class_new failed ");
 245                 return;
 246         }
 247
 248         evas_object_show(grid);
 249 }
 250
 251
 252 void CFileGrid::t_Empty(bool sort_flag)
 253 {
 254         if (m->eoGrid) {
 255                 elm_gengrid_clear(m->eoGrid);
 256                 evas_object_del(m->eoGrid);
 257                 m->eoGrid = NULL;
 258         }
 259
 260         if (m->pGengridItemClass)
 261         {
 262                 m->pGengridItemClass->Destroy();
 263                 delete m->pGengridItemClass;
 264                 m->pGengridItemClass = NULL;
 265         }
 266
 267         if (sort_flag == false) {
 268                 eina_list_free(m->elFile);
 269                 m->elFile = NULL;
 270         }
 271
 272         m->elItemInfo = NULL;
 273         if (m->callback.cbUpdateEmptyFocusSequence)
 274                 m->callback.cbUpdateEmptyFocusSequence(m->callback.cookie);
 275 }
 276
 277
 278 void CFileGrid::t_Update(char *fid, bool sort_flag)
 279 {
 280         _DBG("fid: %s, sort_flag: %d", fid, sort_flag);
 281         t_Empty(sort_flag);
 282         t_CreateFileGrid();
 283
 284         if (sort_flag == false) {
 285                 if (fid)
 286                         m_GetMediaList(fid);
 287                 else
 288                         m_GetFolderList();
 289         }
 290         m->elFile = CSortName::Sort(m->elFile, (CSortName::ESort)CInfo::SortType());
 291         t_Fill();
 292
 293         if (fid)    // folder
 294                 m->depth = 1;
 295         else
 296                 m->depth = 0;
 297 }
 298
 299
 300 void CFileGrid::t_Fill(void)
 301 {
 302         CExtNameInfo *pInfo;
 303         Eina_List *l;
 304         SItemInfo *pItemInfo;
 305         void* obj;
 306         int ts;
 307
 308         _DBG("grid: %x, flist: %x", m->eoGrid, m->elFile);
 309         if (!m->eoGrid || !m->elFile)
 310                 return;
 311
 312         ts = eina_list_count(m->elFile);
 313         _DBG("count: %d", ts);
 314         if (ts == 0) {
 315                 t_Empty(false);
 316                 return;
 317         }
 318
 319         EINA_LIST_FOREACH(m->elFile, l, obj) {
 320                 pInfo = (CExtNameInfo*)obj;
 321                 pItemInfo = (SItemInfo *)calloc(1, sizeof(SItemInfo));
 322                 if (!pItemInfo) {
 323                         t_Empty(false);
 324                         return;
 325                 }
 326
 327                 pItemInfo->pInfo = pInfo;
 328                 pItemInfo->item = elm_gengrid_item_append(m->eoGrid, m->pGengridItemClass->Handle(), pItemInfo, NULL, m);
 329                 m->elItemInfo = eina_list_append(m->elItemInfo, pItemInfo);
 330         }
 331
 332         if (m->callback.cbUpdatedGrid)
 333                 m->callback.cbUpdatedGrid(m->callback.cookie);
 334 }
 335
 336
 337 bool CFileGrid::Create(Evas_Object* win, Evas_Object *base, const SCallback *cb)
 338 {
 339         ASSERT(!m);
 340         ASSERT(cb);
 341
 342         _CREATE_BEGIN{
 343                 _CHECK(m = new SFileGrid)
 344                 _CHECK(m->pMediadata = new CMediadata )
 345                 _CHECK(m->pMediadata->Create())
 346
 347                 _WHEN_SUCCESS{}
 348
 349                 _CHECK_FAIL{ m->pMediadata->Destroy(); }
 350                 _CHECK_FAIL{ delete m->pMediadata; }
 351                 _CHECK_FAIL{ delete m; m = NULL; }
 352         } _CREATE_END_AND_CATCH{ return false; }
 353
 354         m->eoWin    = win;
 355         m->eoBase   = base;
 356         m->callback = *cb;
 357
 358         return true;
 359 }
 360
 361
 362 void CFileGrid::Destroy(void)
 363 {
 364         ASSERT(m);
 365
 366         t_Empty(false);
 367
 368         m_DeleteContextView();
 369
 370         free(m->fid);
 371
 372         m->pMediadata->Destroy();
 373         delete m->pMediadata;
 374         delete m;
 375         m = NULL;
 376 }
 377
 378
 379 void CFileGrid::Update(bool sort_flag)
 380 {
 381         ASSERT(m);
 382
 383         char* fid = NULL;
 384         if (sort_flag == true) {
 385                 fid = m->fid;
 386         }
 387         t_Update(fid, sort_flag);
 388 }
 389
 390
 391 void CFileGrid::SetFocus(Eina_Bool flag)
 392 {
 393         ASSERT(m);
 394
 395         elm_object_focus_set(m->eoGrid, flag);
 396 }
 397
 398
 399 Evas_Object* CFileGrid::Grid(void)
 400 {
 401         ASSERT(m);
 402
 403         return m->eoGrid;
 404 }
 405
 406
 407 void CFileGrid::OnKeyUp(int id, Evas *e, Evas_Object *obj, Evas_Event_Key_Up *ev) {
 408         _DBG();
 409         Elm_Object_Item *it;
 410         SItemInfo *pItemInfo;
 411
 412         if (strcmp(ev->keyname, KEY_BACK) == 0) {
 413                 if (m->depth == 0) {
 414                         if (m->callback.cbUnsetFocus)
 415                                 m->callback.cbUnsetFocus(m->callback.cookie);
 416                 }
 417                 else {
 418                         t_Update(NULL, false);
 419                         it = _find_item_by_id(m->elItemInfo, m->fid);
 420                         elm_gengrid_item_show(it, ELM_GENGRID_ITEM_SCROLLTO_IN);
 421                         elm_object_item_focus_set(it, EINA_TRUE);
 422                 }
 423         }
 424         else if (strcmp(ev->keyname, KEY_MENU) == 0) {
 425                 it = elm_object_focused_item_get(obj);
 426                 if (!it) {
 427                         _ERR(" unable to get focused item ");
 428                         return;
 429                 }
 430                 pItemInfo = _find_item_info(m->elItemInfo, it);
 431                 if (!pItemInfo)
 432                         return;
 433
 434                 m->ctxt_itinfo = pItemInfo;
 435
 436                 CViewMgr::GetInstance()->PushView(FBR_CONTEXT_VIEW, pItemInfo->pInfo);
 437         }
 438 }
 439
 440
 441 void CFileGrid::OnMouseMove(int id, Evas *e, Evas_Object *obj, Evas_Event_Mouse_Move *ev) {
 442         _DBG();
 443         Elm_Object_Item *item;
 444
 445         if (!obj)
 446                 return;
 447
 448         item = elm_gengrid_at_xy_item_get(obj, ev->cur.canvas.x,
 449                 ev->cur.canvas.y, NULL, NULL);
 450         if (!item)
 451                 return;
 452
 453         elm_object_item_focus_set(item, EINA_TRUE);
 454 }