src/modules/conf_theme/e_int_config_icon_themes.c

   1 #include "e.h"
   2
   3 static void *_create_data(E_Config_Dialog *cfd);
   4 static void _free_data(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata);
   5 static int _basic_check_changed(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata);
   6 static int _basic_apply(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata);
   7 static Evas_Object *_basic_create(E_Config_Dialog *cfd, Evas *evas, E_Config_Dialog_Data *cfdata);
   8 static int _sort_icon_themes(const void *data1, const void *data2);
   9 static Evas_Object *_icon_new(Evas *evas, const char *theme, const char *icon, unsigned int size);
  10
  11 struct _E_Config_Dialog_Data
  12 {
  13    E_Config_Dialog *cfd;
  14    Eina_List *icon_themes;
  15    const char *themename;
  16    int overrides;
  17    int enable_icon_theme;
  18    int populating;
  19    struct
  20      {
  21         Evas_Object *list;
  22         Evas_Object *checkbox;
  23         Evas_Object *preview[4]; /* same size as _icon_previews */
  24      } gui;
  25    Ecore_Idler *fill_icon_themes_delayed;
  26 };
  27
  28 static const char *_icon_previews[4] =
  29 {
  30    "system-run",
  31    "system-file-manager",
  32    "preferences-desktop-theme",
  33    "text-x-generic"
  34 };
  35
  36 #define PREVIEW_SIZE (48)
  37
  38 E_Config_Dialog *
  39 e_int_config_icon_themes(E_Container *con, const char *params __UNUSED__)
  40 {
  41    E_Config_Dialog *cfd;
  42    E_Config_Dialog_View *v;
  43
  44    if (e_config_dialog_find("E", "appearance/icon_theme")) return NULL;
  45    v = E_NEW(E_Config_Dialog_View, 1);
  46
  47    v->create_cfdata = _create_data;
  48    v->free_cfdata = _free_data;
  49    v->basic.create_widgets = _basic_create;
  50    v->basic.apply_cfdata = _basic_apply;
  51    v->basic.check_changed = _basic_check_changed;
  52
  53    cfd = e_config_dialog_new(con, _("Icon Theme Settings"),
  54                              "E", "appearance/icon_theme",
  55                              "preferences-icon-theme", 0, v, NULL);
  56    return cfd;
  57 }
  58
  59 static void
  60 _fill_data(E_Config_Dialog_Data *cfdata)
  61 {
  62    cfdata->icon_themes = efreet_icon_theme_list_get();
  63    cfdata->icon_themes = eina_list_sort(cfdata->icon_themes,
  64                                         eina_list_count(cfdata->icon_themes),
  65                                         _sort_icon_themes);
  66 }
  67
  68 static void *
  69 _create_data(E_Config_Dialog *cfd)
  70 {
  71    E_Config_Dialog_Data *cfdata;
  72
  73    cfdata = E_NEW(E_Config_Dialog_Data, 1);
  74    cfdata->cfd = cfd;
  75    cfdata->themename = eina_stringshare_add(e_config->icon_theme);
  76    cfdata->overrides = e_config->icon_theme_overrides;
  77    cfdata->enable_icon_theme = !!(e_config->icon_theme);
  78    return cfdata;
  79 }
  80
  81 static void
  82 _free_data(E_Config_Dialog *cfd __UNUSED__, E_Config_Dialog_Data *cfdata)
  83 {
  84    if (cfdata->fill_icon_themes_delayed)
  85      free(ecore_idler_del(cfdata->fill_icon_themes_delayed));
  86
  87    eina_list_free(cfdata->icon_themes);
  88    eina_stringshare_del(cfdata->themename);
  89    E_FREE(cfdata);
  90 }
  91
  92 static int
  93 _basic_check_changed(E_Config_Dialog *cfd __UNUSED__, E_Config_Dialog_Data *cfdata)
  94 {
  95    if (cfdata->overrides != e_config->icon_theme_overrides)
  96      return 1;
  97
  98    if (cfdata->enable_icon_theme != !!(e_config->icon_theme))
  99      return 1;
 100
 101    if ((!cfdata->themename) && (!e_config->icon_theme))
 102      return 0;
 103
 104    if ((!cfdata->themename) || (!e_config->icon_theme))
 105      return 1;
 106
 107    return strcmp(cfdata->themename, e_config->icon_theme) != 0;
 108 }
 109
 110 static int
 111 _basic_apply(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata)
 112 {
 113    E_Event_Config_Icon_Theme *ev;
 114
 115    if (!_basic_check_changed(cfd, cfdata)) return 1;
 116
 117    eina_stringshare_del(e_config->icon_theme);
 118    if (cfdata->enable_icon_theme)
 119      e_config->icon_theme = eina_stringshare_ref(cfdata->themename);
 120    else
 121      e_config->icon_theme = NULL;
 122
 123    e_config->icon_theme_overrides = !!cfdata->overrides;
 124    e_config_save_queue();
 125
 126    e_util_env_set("E_ICON_THEME", e_config->icon_theme);
 127
 128    ev = E_NEW(E_Event_Config_Icon_Theme, 1);
 129    if (ev)
 130      {
 131         ev->icon_theme = e_config->icon_theme;
 132         ecore_event_add(E_EVENT_CONFIG_ICON_THEME, ev, NULL, NULL);
 133      }
 134    return 1;
 135 }
 136
 137 static void
 138 _populate_preview(E_Config_Dialog_Data *cfdata)
 139 {
 140    const char *t = cfdata->themename;
 141    unsigned int i;
 142
 143    for (i = 0; i < sizeof(_icon_previews)/sizeof(_icon_previews[0]); i++)
 144      {
 145         const char *path;
 146
 147         if (!(path = efreet_icon_path_find(t, _icon_previews[i], PREVIEW_SIZE)))
 148           continue;
 149         if (e_icon_file_set(cfdata->gui.preview[i], path))
 150           e_icon_fill_inside_set(cfdata->gui.preview[i], EINA_TRUE);
 151      }
 152 }
 153
 154 struct _fill_icon_themes_data
 155 {
 156    Eina_List *l;
 157    int i;
 158    Evas *evas;
 159    E_Config_Dialog_Data *cfdata;
 160    Eina_Bool themes_loaded;
 161 };
 162
 163 static Eina_Bool
 164 _fill_icon_themes(void *data)
 165 {
 166    struct _fill_icon_themes_data *d = data;
 167    Efreet_Icon_Theme *theme;
 168    Evas_Object *oc = NULL;
 169    const char **example_icon, *example_icons[] =
 170      {
 171         NULL,
 172         "folder",
 173         "user-home",
 174         "text-x-generic",
 175         "system-run",
 176         "preferences-system",
 177         NULL,
 178      };
 179
 180    if (!d->themes_loaded)
 181      {
 182         d->cfdata->icon_themes = eina_list_free(d->cfdata->icon_themes);
 183         _fill_data(d->cfdata);
 184         d->l = d->cfdata->icon_themes;
 185         d->i = 0;
 186         d->themes_loaded = 1;
 187         return ECORE_CALLBACK_RENEW;
 188      }
 189
 190    if (!d->l)
 191      {
 192         int mw, mh;
 193
 194         e_widget_ilist_go(d->cfdata->gui.list);
 195
 196         e_widget_size_min_get(d->cfdata->gui.list, &mw, &mh);
 197         e_widget_size_min_set(d->cfdata->gui.list, mw, 100);
 198
 199         d->cfdata->fill_icon_themes_delayed = NULL;
 200         d->cfdata->populating = EINA_FALSE;
 201         _populate_preview(d->cfdata);
 202         free(d);
 203         return ECORE_CALLBACK_CANCEL;
 204      }
 205
 206    theme = d->l->data;
 207    if (theme->example_icon)
 208      {
 209         example_icons[0] = theme->example_icon;
 210         example_icon = example_icons;
 211      }
 212    else
 213      example_icon = example_icons + 1;
 214
 215    for (; (*example_icon) && (!oc); example_icon++)
 216      oc = _icon_new(d->evas, theme->name.internal, *example_icon, 24);
 217
 218    if (oc)
 219      {
 220         e_widget_ilist_append(d->cfdata->gui.list, oc, theme->name.name,
 221                               NULL, NULL, theme->name.internal);
 222         if ((d->cfdata->themename) && (theme->name.internal) &&
 223             (strcmp(d->cfdata->themename, theme->name.internal) == 0))
 224           e_widget_ilist_selected_set(d->cfdata->gui.list, d->i);
 225      }
 226
 227    d->i++;
 228    d->l = d->l->next;
 229    return ECORE_CALLBACK_RENEW;
 230 }
 231
 232 static void
 233 _icon_theme_changed(void *data, Evas_Object *o __UNUSED__)
 234 {
 235    E_Config_Dialog_Data *cfdata;
 236
 237    cfdata = data;
 238    if (cfdata->populating) return;
 239    _populate_preview(cfdata);
 240 }
 241
 242 static Evas_Object *
 243 _basic_create(E_Config_Dialog *cfd, Evas *evas, E_Config_Dialog_Data *cfdata)
 244 {
 245    Evas_Object *o, *ilist, *checkbox, *ol;
 246    struct _fill_icon_themes_data *d;
 247    unsigned int i;
 248
 249    o = e_widget_list_add(evas, 0, 0);
 250    ilist = e_widget_ilist_add(evas, 24, 24, &(cfdata->themename));
 251    cfdata->gui.list = ilist;
 252    e_widget_size_min_set(cfdata->gui.list, 100, 100);
 253
 254    cfdata->populating = EINA_TRUE;
 255    e_widget_on_change_hook_set(ilist, _icon_theme_changed, cfdata);
 256    e_widget_list_object_append(o, ilist, 1, 1, 0.5);
 257
 258    ol = e_widget_framelist_add(evas, _("Preview"), 1);
 259    for (i = 0; i < sizeof(_icon_previews)/sizeof(_icon_previews[0]); i++)
 260      {
 261         cfdata->gui.preview[i] = e_icon_add(evas);
 262         e_icon_preload_set(cfdata->gui.preview[i], EINA_TRUE);
 263         e_icon_scale_size_set(cfdata->gui.preview[i], PREVIEW_SIZE);
 264         e_widget_framelist_object_append_full(ol, cfdata->gui.preview[i],
 265                                               0, 0, 0, 0, 0.5, 0.5,
 266                                               PREVIEW_SIZE, PREVIEW_SIZE,
 267                                               PREVIEW_SIZE, PREVIEW_SIZE);
 268      }
 269    e_widget_list_object_append(o, ol, 0, 0, 0.5);
 270
 271    checkbox = e_widget_check_add(evas, _("Enable icon theme"),
 272                                  &(cfdata->enable_icon_theme));
 273    e_widget_on_change_hook_set(checkbox, _icon_theme_changed, cfdata);
 274    e_widget_list_object_append(o, checkbox, 0, 0, 0.0);
 275
 276    checkbox = e_widget_check_add(evas, _("Icons override general theme"),
 277                                  &(cfdata->overrides));
 278    e_widget_on_change_hook_set(checkbox, _icon_theme_changed, cfdata);
 279    e_widget_list_object_append(o, checkbox, 0, 0, 0.0);
 280
 281    e_dialog_resizable_set(cfd->dia, 1);
 282
 283    if (cfdata->fill_icon_themes_delayed)
 284      free(ecore_idler_del(cfdata->fill_icon_themes_delayed));
 285
 286    d = malloc(sizeof(*d));
 287    d->l = NULL;
 288    d->cfdata = cfdata;
 289    d->themes_loaded = 0;
 290    d->evas = evas;
 291    cfdata->fill_icon_themes_delayed = ecore_idler_add(_fill_icon_themes, d);
 292
 293    return o;
 294 }
 295
 296 static int
 297 _sort_icon_themes(const void *data1, const void *data2)
 298 {
 299    const Efreet_Icon_Theme *m1, *m2;
 300
 301    if (!data2) return -1;
 302
 303    m1 = data1;
 304    m2 = data2;
 305
 306    if (!m1->name.name) return 1;
 307    if (!m2->name.name) return -1;
 308
 309    return (strcmp(m1->name.name, m2->name.name));
 310 }
 311
 312 static Evas_Object *
 313 _icon_new(Evas *evas, const char *theme, const char *icon, unsigned int size)
 314 {
 315    Evas_Object *o;
 316    const char *path;
 317
 318    if (!(path = efreet_icon_path_find(theme, icon, size))) return NULL;
 319    o = e_icon_add(evas);
 320    if (e_icon_file_set(o, path))
 321      e_icon_fill_inside_set(o, 1);
 322    else
 323      {
 324         evas_object_del(o);
 325         o = NULL;
 326      }
 327
 328    return o;
 329 }