Ecrire: Added support to save unsaved changes before closing.

Summary:
While closing the editor if there are any unsaved changes, then ask if the changes should be saved. If yes, then save the changes.

Signed-off-by: Srivardhan Hebbar <sri.hebbar@samsung.com>

Reviewers: tasn

Differential Revision: https://phab.enlightenment.org/D1436

TODO

@@ -1,4 +1,3 @@
-* Have "you have unsaved changes, do you want to close this without saving?" dialog.
 * Undo/redo
   * Also add a stack limit? Replace should also affect undo/redo.
   * This is just an example policy, should possibly be implemented differently.

src/bin/main.c

@@ -374,8 +374,8 @@ _fs_open_done(void *data __UNUSED__, Evas_Object *obj __UNUSED__,
       _load_to_entry(main_ec_ent, selected);
 }
 
-static void
-_save_do(const char *file, Ecrire_Entry *ent)
+void
+save_do(const char *file, Ecrire_Entry *ent)
 {
    if (plain_utf8)
       _save_plain_utf8(file, elm_object_text_get(ent->entry));
@@ -395,7 +395,7 @@ _fs_save_done(void *data __UNUSED__, Evas_Object *obj __UNUSED__,
 
    if (selected)
      {
-        _save_do(selected, main_ec_ent);
+        save_do(selected, main_ec_ent);
      }
 }
 
@@ -421,15 +421,15 @@ _open(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 }
 
 void
-editor_save(Ecrire_Entry *ent)
+editor_save(Ecrire_Entry *ent, void *callback_func)
 {
    if (ent->filename)
      {
-        _save_do(ent->filename, ent);
+        save_do(ent->filename, ent);
      }
    else
      {
-        ui_file_open_save_dialog_open(ent->win, _fs_save_done, EINA_TRUE);
+        ui_file_open_save_dialog_open(ent->win, callback_func, EINA_TRUE);
      }
 }
 
@@ -437,7 +437,7 @@ static void
 _save(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 {
    Ecrire_Entry *ent = data;
-   editor_save(ent);
+   editor_save(ent, _fs_save_done);
 }
 
 static void

src/bin/mess_header.h

@@ -34,7 +34,8 @@ Eina_Bool _save_markup_utf8(const char *file, const char *text);
 Eina_Bool _save_plain_utf8(const char *file, const char *text);
 
 void editor_font_choose(Ecrire_Entry *ent, const char *font, int size);
-void editor_save(Ecrire_Entry *ent);
+void editor_save(Ecrire_Entry *ent, void *callback_func);
+void save_do(const char *file, Ecrire_Entry *ent);
 
 #ifdef ENABLE_NLS
 # include <libintl.h>

src/bin/ui/alerts.c

@@ -18,14 +18,26 @@ _discard(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
    done_cb(ent);
 }
 
+static void
+_fs_save_done(void *data __UNUSED__, Evas_Object *obj __UNUSED__,
+      void *event_info)
+{
+   const char *selected = event_info;
+
+   if (selected)
+     {
+        save_do(selected, done_data);
+        done_cb(data);
+     }
+}
+
 static void
 _save(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 {
    Ecrire_Entry *ent = done_data;
 
    evas_object_del(data);
-   editor_save(ent);
-   done_cb(done_data);
+   editor_save(ent, _fs_save_done);
 }
 
 static void
@@ -37,7 +49,6 @@ _cancel(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 void
 ui_alert_need_saving(Evas_Object *entry, void (*done)(void *data), void *data)
 {
-   Ecrire_Entry *ent = data;
    Evas_Object *popup, *bx, *hbx, *btn, *lbl;
    popup = elm_popup_add(elm_object_top_widget_get(entry));
    evas_object_show(popup);
@@ -73,11 +84,6 @@ ui_alert_need_saving(Evas_Object *entry, void (*done)(void *data), void *data)
    evas_object_show(btn);
    evas_object_smart_callback_add(btn, "clicked", _save, popup);
 
-   if (elm_object_item_disabled_get(ent->save_item) || !ent->filename)
-     {
-        elm_object_disabled_set(btn, EINA_TRUE);
-     }
-
    btn = elm_button_add(popup);
    elm_object_text_set(btn, _("Discard"));
    elm_box_pack_end(hbx, btn);