From 1ea6c69595ba67ae272b214f19bb3eed2318d8a2 Mon Sep 17 00:00:00 2001
From: shubham kumar <shubham.srib@samsung.com>
Date: Thu, 20 Apr 2017 13:40:42 +0530
Subject: [PATCH] [UX IMPL]Hierarchical Back in myfiles implemented

Change-Id: Id79af27af542da84b887d22a74029d7c972543a4
Signed-off-by: shubham kumar <shubham.srib@samsung.com>
---
 inc/mf-main.h            |  1 +
 inc/mf-util.h            |  1 +
 src/common/mf-callback.c | 16 +++++++++++++++-
 src/common/mf-util.c     | 15 +++++++++++++++
 src/mf-main.c            |  4 +++-
 src/widget/mf-view.c     | 15 ++++++++++++++-
 6 files changed, 49 insertions(+), 3 deletions(-)

diff --git a/inc/mf-main.h b/inc/mf-main.h
index 4e9067a..90bea15 100644
--- a/inc/mf-main.h
+++ b/inc/mf-main.h
@@ -364,6 +364,7 @@ struct appdata {
 	Eina_List *download_edit_list;
 	Eina_List *search_list;
 	Eina_List *edit_search_list;
+	Eina_List *history;
 	char *nTemp_entry;
 	Evas_Object *label;
 	char *file_name;
diff --git a/inc/mf-util.h b/inc/mf-util.h
index 199d01f..ead9657 100644
--- a/inc/mf-util.h
+++ b/inc/mf-util.h
@@ -369,6 +369,7 @@ int mf_util_get_internal_storage_id(void);
 void mf_file_decompression_start(void *data);
 void mf_file_compression_start(void *data);
 void mf_util_to_lower(char *str);
+void mf_util_history_list_clear(void *data);
 
 bool mf_util_get_supported_storage_cb(int storageId, storage_type_e type,
 		storage_state_e state,
diff --git a/src/common/mf-callback.c b/src/common/mf-callback.c
index e51e55b..114d721 100644
--- a/src/common/mf-callback.c
+++ b/src/common/mf-callback.c
@@ -5177,7 +5177,21 @@ void mf_callback_backbutton_clicked_cb(void *data, Evas_Object * obj,
 				ap->mf_Status.entry_more = MORE_DEFAULT;
 			}
 		} else {
-			mf_callback_upper_click_cb(ap, NULL, NULL);
+			mf_debug("called to delete the top");
+			char *top_item = (char *)eina_list_nth(ap->history, 0);
+			if (top_item) {
+					ap->history = eina_list_remove(ap->history, top_item);
+					SAFE_FREE_CHAR(top_item);
+			}
+			char *curr = (char *)eina_list_nth(ap->history, 0);
+			if (curr && !strncmp(curr, "main_view", strlen(curr))) {
+				ap->mf_Status.view_type = 1;
+			} else if(curr) {
+				mf_debug("curr path is %s", curr);
+				ap->mf_Status.path = NULL;
+				ap->mf_Status.path = g_string_new(curr);
+			}
+			mf_view_update(ap);
 		}
 	} else if (ap->mf_Status.more == MORE_EDIT_ADD_SHORTCUT) {
 		//mf_callback_upper_click_cb(ap, NULL, NULL);
diff --git a/src/common/mf-util.c b/src/common/mf-util.c
index b1309e4..da691ac 100644
--- a/src/common/mf-util.c
+++ b/src/common/mf-util.c
@@ -107,6 +107,21 @@ bool mf_util_get_supported_storage_cb(int storageId, storage_type_e type,
 	return true;
 }
 
+void mf_util_history_list_clear(void *data)
+{
+	struct appdata *ap = (struct appdata *)data;
+	MF_CHECK(ap);
+	char *p = NULL;
+	Eina_List *list;
+	EINA_LIST_FOREACH(ap->history, list, p) {
+		if (p) {
+			SAFE_FREE_CHAR(p);
+		}
+	}
+	eina_list_free(ap->history);
+	ap->history = NULL;
+}
+
 /******************************
 ** Prototype    : __mf_util_is_mmc_supported
 ** Description  :
diff --git a/src/mf-main.c b/src/mf-main.c
index af51b7c..58aab91 100644
--- a/src/mf-main.c
+++ b/src/mf-main.c
@@ -731,6 +731,8 @@ bool __mf_main_create_app(void *data)
 
 	ap->mf_Status.b_run_background = false;
 
+	ap->history = eina_list_prepend(ap->history, strdup("main_view"));
+
 	mf_initialize_datacontrol_consumer(ap);
 
 	MF_TRACE_END;
@@ -1051,10 +1053,10 @@ void __mf_main_terminate_app(void *data)
 
 	mf_edit_folder_list_clear();
 	mf_edit_file_list_clear();
+	mf_util_history_list_clear(ap);
 
 	mf_fs_monitor_destory();
 
-	//mf_callback_imf_state_callback_del(ap);
 	mf_util_free_eina_list_with_data(&ap->mf_FileOperation.folder_list,
 									 MYFILE_TYPE_FSNODE);
 	mf_util_free_eina_list_with_data(&ap->mf_FileOperation.file_list,
diff --git a/src/widget/mf-view.c b/src/widget/mf-view.c
index f361693..c6e5080 100644
--- a/src/widget/mf-view.c
+++ b/src/widget/mf-view.c
@@ -276,7 +276,20 @@ void mf_view_refresh(void *data)
 	mf_error(">>>>>>>>>>>> path is [%s]", ap->mf_Status.path->str);
 	mf_error
 		(">>>>>>>>>>>> ap->mf_Status.more =[%d], ap->mf_Status.view_type =[%d]",
-		 ap->mf_Status.more, ap->mf_Status.view_type);
+				ap->mf_Status.more, ap->mf_Status.view_type);
+	char *top_item = (char *)eina_list_nth(ap->history, 0);
+
+
+	mf_debug("top item is %s and path is  %s and length of top_item %d and path is %d", top_item, ap->mf_Status.path->str,
+			strlen(top_item), strlen(ap->mf_Status.path->str));
+
+
+	if (!strncmp(top_item, "main_view", strlen(top_item)) || strncmp(top_item, ap->mf_Status.path->str, strlen(ap->mf_Status.path->str))
+			|| strncmp(top_item, ap->mf_Status.path->str, strlen(top_item))) {
+		if (!(ap->mf_Status.view_type == mf_view_root) && ap->mf_Status.more == MORE_DEFAULT) {
+			ap->history = eina_list_prepend(ap->history, strdup(ap->mf_Status.path->str));
+		}
+	}
 
 	mf_view_refresh_thumbnail_destroy();
 	mf_error();
-- 
2.7.4