add wizard to set scaling when config does not exist

src/bin/main.c

@@ -94,10 +94,10 @@ main_ipc_new(Ipc_Instance *inst)
    if (inst->xterm_256color) nargc += 1;
    if (inst->active_links) nargc += 1;
    if (inst->cmd) nargc += 2;
-   
+
    nargv = calloc(nargc + 1, sizeof(char *));
    if (!nargv) return;
-   
+
    i = 0;
    nargv[i++] = pargv[0];
    if (inst->cd)
@@ -261,13 +261,13 @@ main_ipc_new(Ipc_Instance *inst)
           {
              char *fname = alloca(strlen(inst->font) + 1);
              char *p;
-             
+
              strcpy(fname, inst->font);
              p = strrchr(fname, '/');
              if (p)
                {
                   int sz;
-                  
+
                   *p = 0;
                   p++;
                   sz = atoi(p);
@@ -281,7 +281,7 @@ main_ipc_new(Ipc_Instance *inst)
              char buf[4096], *file;
              Eina_List *files;
              int n = strlen(inst->font);
-             
+
              snprintf(buf, sizeof(buf), "%s/fonts", elm_app_data_dir_get());
              files = ecore_file_ls(buf);
              EINA_LIST_FREE(files, file)
@@ -809,7 +809,7 @@ elm_main(int argc, char **argv)
              pos_set = 1;
           }
      }
-   
+
    if (!size_set)
      {
         if (config->custom_geometry)
@@ -839,9 +839,9 @@ remote:
      {
         Ipc_Instance inst;
         char cwdbuf[4096];
-        
+
         memset(&inst, 0, sizeof(Ipc_Instance));
-        
+
         inst.cmd = cmd;
         if (cd) inst.cd = cd;
         else inst.cd = getcwd(cwdbuf, sizeof(cwdbuf));
@@ -970,6 +970,9 @@ remote:
    ecore_con_url_init();
 
    controls_init();
+
+   win_scale_wizard(win, term);
+
    terminology_starting_up = EINA_FALSE;
 
    elm_run();

src/bin/utils.c

@@ -144,6 +144,36 @@ homedir_get(char *buf, size_t size)
    return eina_strlcpy(buf, home, size) < size;
 }
 
+Eina_Bool
+utils_need_scale_wizard(void)
+{
+   static char path[PATH_MAX] = "";
+   struct stat st;
+   int res;
+   char *tmp;
+   Eina_Bool use_xdg_config;
+
+
+   snprintf(path, sizeof(path) -1, "%s/terminology/config/",
+            efreet_config_home_get());
+   res = stat(path, &st);
+   if (res == 0)
+     return EINA_FALSE;
+
+   use_xdg_config = (getenv("ELM_CONFIG_DIR_XDG") != NULL);
+
+   if (use_xdg_config)
+     tmp = eina_vpath_resolve("(:usr.config:)/elementary");
+   else
+     tmp = eina_vpath_resolve("(:home:)/" ".elementary");
+   res = stat(tmp, &st);
+   free(tmp);
+   if (res == 0)
+     return EINA_FALSE;
+
+   return EINA_TRUE;
+}
+
 Eina_Bool
 link_is_protocol(const char *str)
 {

src/bin/utils.h

@@ -12,6 +12,7 @@ void theme_auto_reload_enable(Evas_Object *edje);
 const char *theme_path_get(const char *name);
 
 Eina_Bool homedir_get(char *buf, size_t size);
+Eina_Bool utils_need_scale_wizard(void);
 
 Eina_Bool link_is_protocol(const char *str);
 Eina_Bool link_is_url(const char *str);

src/bin/win.c

@@ -199,6 +199,150 @@ static void _term_tabregion_free(Term *term);
 static void _set_trans(Config *config, Evas_Object *bg, Evas_Object *base);
 static void _imf_event_commit_cb(void *data, Ecore_IMF_Context *_ctx EINA_UNUSED, void *event);
 
+static void
+_scale_round(void *data       EINA_UNUSED,
+             Evas_Object     *obj,
+             void *event_info EINA_UNUSED)
+{
+   double val = elm_slider_value_get(obj);
+   double v;
+
+   v = ((double)((int)(val * 10.0))) / 10.0;
+   if (v != val) elm_slider_value_set(obj, v);
+}
+
+static void
+_scale_change(void *data       EINA_UNUSED,
+              Evas_Object     *obj,
+              void *event_info EINA_UNUSED)
+{
+   double scale = elm_config_scale_get();
+   double val = elm_slider_value_get(obj);
+
+   if (scale == val)
+     return;
+   elm_config_scale_set(val);
+   elm_config_all_flush();
+}
+
+typedef struct _Scale_Ctx
+{
+   Evas_Object *hv;
+   Term *term;
+} Scale_Ctx;
+
+static void
+_scale_done(void *data,
+            Evas_Object *obj EINA_UNUSED,
+            void *event_info EINA_UNUSED)
+{
+   Scale_Ctx *ctx = data;
+
+   evas_object_smart_callback_del_full(ctx->hv, "dismissed",
+                                       _scale_done, ctx);
+   evas_object_del(ctx->hv);
+   ctx->term->wn->on_popover--;
+   term_unref(ctx->term);
+   elm_config_save();
+   config_save(ctx->term->config, NULL);
+   free(ctx);
+}
+
+void
+win_scale_wizard(Evas_Object *win, Term *term)
+{
+   Evas_Object *bx, *lbl, *sl, *fr, *bt;
+   const char *txt;
+   Scale_Ctx *ctx;
+
+   EINA_SAFETY_ON_NULL_RETURN(term);
+   if (!utils_need_scale_wizard())
+     return;
+
+   ctx = calloc(1, sizeof(*ctx));
+   if (!ctx)
+     return;
+
+   ctx->term = term;
+
+   term->wn->on_popover++;
+
+   term_ref(term);
+
+   ctx->hv = elm_hover_add(win);
+   evas_object_size_hint_weight_set(ctx->hv, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(ctx->hv, EVAS_HINT_FILL, 0.5);
+   elm_hover_parent_set(ctx->hv, win);
+   elm_hover_target_set(ctx->hv, win);
+   evas_object_smart_callback_add(ctx->hv, "dismissed", _scale_done, ctx);
+
+   fr = elm_frame_add(win);
+   evas_object_size_hint_weight_set(fr, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(fr, EVAS_HINT_FILL, 0.5);
+   elm_object_text_set(fr, _("Scale"));
+   elm_object_part_content_set(ctx->hv, "middle", fr);
+   evas_object_show(fr);
+
+   bx = elm_box_add(win);
+   evas_object_size_hint_weight_set(bx, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(bx, EVAS_HINT_FILL, 0.5);
+   elm_object_content_set(fr, bx);
+   evas_object_show(bx);
+
+   fr = elm_frame_add(win);
+   evas_object_size_hint_weight_set(fr, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(fr, EVAS_HINT_FILL, 0.5);
+   elm_object_style_set(fr, "pad_medium");
+   elm_box_pack_end(bx, fr);
+   evas_object_show(fr);
+
+   lbl = elm_label_add(win);
+   evas_object_size_hint_weight_set(lbl, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(lbl, EVAS_HINT_FILL, 0.5);
+   txt = eina_stringshare_printf("<hilight>%s</>",_("Scale"));
+   elm_object_text_set(lbl, txt);
+   eina_stringshare_del(txt);
+   elm_object_content_set(fr, lbl);
+   elm_box_pack_end(bx, lbl);
+   evas_object_show(lbl);
+
+   sl = elm_slider_add(win);
+   evas_object_size_hint_weight_set(sl, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(sl, EVAS_HINT_FILL, 0.5);
+   elm_slider_span_size_set(sl, 120);
+   elm_slider_unit_format_set(sl, "%1.2f");
+   elm_slider_indicator_format_set(sl, "%1.2f");
+   elm_slider_min_max_set(sl, 0.25, 5.0);
+   elm_slider_value_set(sl, elm_config_scale_get());
+   elm_box_pack_end(bx, sl);
+   evas_object_show(sl);
+   evas_object_smart_callback_add(sl, "changed", _scale_round, NULL);
+   evas_object_smart_callback_add(sl, "delay,changed", _scale_change, NULL);
+
+   lbl = elm_label_add(win);
+   evas_object_size_hint_weight_set(lbl, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(lbl, EVAS_HINT_FILL, 0.5);
+   elm_object_text_set(lbl, _("Select prefered size so that is text is readable"));
+   elm_box_pack_end(bx, lbl);
+   evas_object_show(lbl);
+
+   lbl = elm_label_add(win);
+   evas_object_size_hint_weight_set(lbl, EVAS_HINT_EXPAND, 0.0);
+   evas_object_size_hint_align_set(lbl, EVAS_HINT_FILL, 0.5);
+   elm_object_text_set(lbl, _("The scale configuration can be changed in the Settings (right click on the terminal) →  Toolkit, or by starting the command <keyword>elementary_config</keyword>"));
+   elm_box_pack_end(bx, lbl);
+   evas_object_show(lbl);
+
+   bt = elm_button_add(win);
+   elm_object_text_set(bt, _("Done"));
+   elm_box_pack_end(bx, bt);
+   evas_object_smart_callback_add(bt, "clicked", _scale_done, ctx);
+   evas_object_show(bt);
+
+   evas_object_show(ctx->hv);
+
+   elm_object_focus_set(ctx->hv, EINA_TRUE);
+}
 
 /* {{{ Solo */
 

src/bin/win.h

@@ -50,6 +50,7 @@ void win_toggle_visible_group(Win *wn);
 void win_toggle_all_group(Win *wn);
 Eina_Bool win_is_group_action_handled(Win *wn);
 Eina_Bool win_is_group_input(Win *wn);
+void win_scale_wizard(Evas_Object *win, Term *term);
 
 
 void term_ref(Term *term);