irreco/src/core/irreco_theme_manager.c

   1 /*
   2  * irreco - Ir Remote Control
   3  * Copyright (C) 2008 Joni Kokko (t5kojo01@students.oamk.fi)
   4  *                    Sami Mäki (kasmra@xob.kapsi.fi)
   5  *                    Pekka Gehör (pegu6@msn.com)
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version 2
  10  * of the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20  */
  21
  22 #include "irreco_theme_manager.h"
  23
  24  /**
  25  * @addtogroup IrrecoThemeManager
  26  * @ingroup Irreco
  27  *
  28  * Contains information of themes.
  29  *
  30  * @{
  31  */
  32
  33 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  34 /* Prototypes                                                                 */
  35 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  36
  37 void irreco_theme_manager_read_file_foreach(IrrecoDirForeachData * dir_data);
  38
  39 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  40 /* Construction & Destruction                                                 */
  41 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  42
  43 /**
  44  * @name Construction & Destruction
  45  * @{
  46  */
  47
  48 IrrecoThemeManager *irreco_theme_manager_new(IrrecoData * irreco_data)
  49 {
  50         IrrecoThemeManager *self;
  51         IRRECO_ENTER
  52
  53         self = g_slice_new0(IrrecoThemeManager);
  54
  55         self->irreco_data = irreco_data;
  56
  57         self->themes =  irreco_string_table_new(
  58                                 (GDestroyNotify)irreco_theme_free, NULL);
  59
  60         irreco_theme_manager_read_themes_from_dir(self, IRRECO_THEME_DIR);
  61         irreco_theme_manager_read_themes_from_dir(self, "/media/mmc1/irreco");
  62         irreco_theme_manager_read_themes_from_dir(self, "/media/mmc2/irreco");
  63
  64         IRRECO_RETURN_PTR(self);
  65 }
  66
  67 void irreco_theme_manager_free(IrrecoThemeManager *self)
  68 {
  69         IRRECO_ENTER
  70
  71         g_assert(self != NULL);
  72
  73         irreco_string_table_free(self->themes);
  74         self->themes = NULL;
  75
  76         g_slice_free(IrrecoThemeManager, self);
  77         self = NULL;
  78
  79         IRRECO_RETURN
  80 }
  81
  82 /** @} */
  83
  84 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  85 /* Private Functions                                                          */
  86 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  87
  88 /**
  89  * @name Private Functions
  90  * @{
  91  */
  92
  93 void irreco_theme_manager_read_file_foreach(IrrecoDirForeachData * dir_data)
  94 {
  95         IrrecoTheme        *theme = NULL;
  96         IrrecoThemeManager *self  = (IrrecoThemeManager*) dir_data->user_data_1;
  97         IRRECO_ENTER
  98
  99         theme = irreco_theme_new_from_dir(dir_data->filepath);
 100
 101         if (irreco_string_table_exists(self->themes, theme->name->str)) {
 102                 IRRECO_ERROR("Error: Theme %s has already been read. "
 103                              "You cannot have two themes with the same name.\n",
 104                              theme->name->str);
 105                 irreco_theme_free(theme);
 106         } else {
 107                 irreco_string_table_add(self->themes, theme->name->str, theme);
 108         }
 109
 110         IRRECO_RETURN
 111 }
 112
 113 /** @} */
 114
 115 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 116 /* Public Functions                                                           */
 117 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 118
 119 /**
 120  * @name Public Functions
 121  * @{
 122  */
 123
 124 void irreco_theme_manager_print(IrrecoThemeManager *self)
 125 {
 126         IRRECO_ENTER
 127
 128         #if 1
 129         irreco_string_table_print(self->themes);
 130         #endif
 131
 132         #if 0
 133         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, void *, theme)
 134                 IRRECO_PRINTF("Theme: %s \n", theme->name->str);
 135                 irreco_theme_print(theme);
 136         IRRECO_STRING_TABLE_FOREACH_END
 137         #endif
 138
 139         IRRECO_RETURN
 140 }
 141
 142 IrrecoStringTable *irreco_theme_manager_get_themes(IrrecoThemeManager *self)
 143 {
 144         IRRECO_ENTER
 145
 146         IRRECO_RETURN_PTR(self->themes);
 147 }
 148
 149 IrrecoStringTable *irreco_theme_manager_get_buttons(IrrecoThemeManager *self,
 150                                                    const gchar *theme_name)
 151 {
 152         IrrecoStringTable       *buttons        = NULL;
 153         IrrecoTheme             *theme          = NULL;
 154         IRRECO_ENTER
 155
 156         IRRECO_PRINTF("theme_name: %s\n", theme_name);
 157         if (irreco_string_table_get(self->themes, theme_name,
 158                                     (gpointer*) &theme)) {
 159                 buttons = theme->buttons;
 160         }
 161
 162         IRRECO_RETURN_PTR(buttons);
 163 }
 164
 165 IrrecoStringTable *irreco_theme_manager_get_backgrounds(IrrecoThemeManager *self,
 166                                                        const gchar *theme_name)
 167 {
 168         IrrecoStringTable       *backgrounds    = NULL;
 169         IrrecoTheme             *theme          = NULL;
 170         IRRECO_ENTER
 171
 172         if (irreco_string_table_get(self->themes, theme_name,
 173                                     (gpointer*)&theme)) {
 174                 backgrounds = theme->backgrounds;
 175         }
 176
 177         IRRECO_RETURN_PTR(backgrounds);
 178 }
 179
 180 void irreco_theme_manager_read_themes_from_dir(IrrecoThemeManager *self,
 181                                                const gchar *dir)
 182 {
 183         IrrecoDirForeachData themes;
 184         IRRECO_ENTER
 185
 186         IRRECO_DEBUG("THEME_DIR = %s\n", dir);
 187         themes.directory = dir;
 188
 189         themes.filesuffix = "";
 190         themes.user_data_1 = self;
 191
 192         irreco_dir_foreach(&themes, irreco_theme_manager_read_file_foreach);
 193
 194         irreco_string_table_sort_abc(self->themes);
 195         IRRECO_RETURN
 196 }
 197
 198 gboolean irreco_theme_manager_get_button_style(IrrecoThemeManager *self,
 199                                                const gchar *style_name,
 200                                                IrrecoThemeButton **style)
 201 {
 202         IrrecoThemeButton *button = NULL;
 203         gboolean rvalue = FALSE;
 204         IRRECO_ENTER
 205         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, void *, theme) {
 206                 IrrecoStringTable* buttons = irreco_theme_get_buttons(theme);
 207
 208                 if (irreco_string_table_get(buttons, style_name,
 209                                             (gpointer *) &button)) {
 210                         *style = button;
 211                         rvalue = TRUE;
 212                 }
 213         }
 214         IRRECO_STRING_TABLE_FOREACH_END
 215         IRRECO_RETURN_BOOL(rvalue);
 216 }
 217
 218 gboolean irreco_theme_manager_does_deb_exist(IrrecoThemeManager *self)
 219 {
 220         gboolean rvalue = FALSE;
 221         IRRECO_ENTER
 222         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, IrrecoTheme *, theme) {
 223                 if (g_utf8_collate(theme->source->str, "deb") == 0 ||
 224                     g_utf8_collate(theme->source->str, "DEB") == 0) {
 225                         rvalue = TRUE;
 226                 }
 227         }
 228         IRRECO_STRING_TABLE_FOREACH_END
 229         IRRECO_RETURN_BOOL(rvalue);
 230 }
 231
 232 gboolean irreco_theme_manager_does_web_exist(IrrecoThemeManager *self)
 233 {
 234         gboolean rvalue = FALSE;
 235         IRRECO_ENTER
 236         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, IrrecoTheme *, theme) {
 237                 if (g_utf8_collate(theme->source->str, "web") == 0 ||
 238                     g_utf8_collate(theme->source->str, "WEB") == 0) {
 239                         rvalue = TRUE;
 240                 }
 241         }
 242         IRRECO_STRING_TABLE_FOREACH_END
 243         IRRECO_RETURN_BOOL(rvalue);
 244 }
 245
 246 gboolean irreco_theme_manager_does_user_exist(IrrecoThemeManager *self)
 247 {
 248         gboolean rvalue = FALSE;
 249         IRRECO_ENTER
 250         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, IrrecoTheme *, theme) {
 251                 if (g_utf8_collate(theme->source->str, "user") == 0 ||
 252                     g_utf8_collate(theme->source->str, "USER") == 0) {
 253                         rvalue = TRUE;
 254                 }
 255         }
 256         IRRECO_STRING_TABLE_FOREACH_END
 257         IRRECO_RETURN_BOOL(rvalue);
 258 }
 259
 260 gboolean irreco_theme_manager_remove_theme(IrrecoThemeManager *self,
 261                                            const gchar *theme_name)
 262 {
 263         IrrecoTheme *rmtheme;
 264         gchar *rm_cmd;
 265         gboolean rvalue = FALSE;
 266         IrrecoStringTable *table;
 267
 268         IRRECO_ENTER
 269
 270         if (irreco_string_table_get(self->themes, theme_name,
 271                                     (gpointer *) &rmtheme)) {
 272                 /* Remove styles from layouts */
 273                 table = self->irreco_data->irreco_layout_array;
 274                 IRRECO_STRING_TABLE_FOREACH(table, key,
 275                                             IrrecoButtonLayout *, layout)
 276                         IRRECO_PTR_ARRAY_FORWARDS(layout->button_array,
 277                                                   IrrecoButton *, button)
 278                                 if (button->style != NULL &&
 279                                     g_str_equal(button->style->theme_name->str,
 280                                                 theme_name)) {
 281                                         button->type = IRRECO_BTYPE_GTK_BUTTON;
 282                                         irreco_button_set_style(button, NULL);
 283                                         irreco_button_create_widget(button);
 284                                 }
 285
 286                         IRRECO_PTR_ARRAY_FORWARDS_END
 287                 IRRECO_STRING_TABLE_FOREACH_END
 288
 289                 /* Save layouts */
 290                 irreco_config_save_layouts(self->irreco_data);
 291
 292                 /* Build remove command */
 293                 rm_cmd = g_strconcat("rm -r ", rmtheme->path->str, NULL);
 294
 295                 /* Remove theme directory and its contents from device */
 296                 system(rm_cmd);
 297
 298                 g_free(rm_cmd);
 299
 300                 /* And from the string table */
 301                 irreco_string_table_remove(self->themes, theme_name);
 302
 303                 rvalue = TRUE;
 304         }
 305
 306         IRRECO_RETURN_BOOL(rvalue);
 307 }
 308
 309 void irreco_theme_manager_update_theme_manager(IrrecoThemeManager *self)
 310 {
 311         IRRECO_ENTER
 312
 313         irreco_theme_manager_read_themes_from_dir(self, IRRECO_THEME_DIR);
 314         irreco_theme_manager_read_themes_from_dir(self, "/media/mmc1/irreco");
 315         irreco_theme_manager_read_themes_from_dir(self, "/media/mmc2/irreco");
 316
 317         /* Check if some theme is deleted */
 318         IRRECO_STRING_TABLE_FOREACH(self->themes, key, IrrecoTheme *,
 319                                     theme)
 320                 if(!irreco_is_dir(theme->path->str)) {
 321                         irreco_string_table_remove(self->themes, key);
 322                 }
 323         IRRECO_STRING_TABLE_FOREACH_END
 324
 325         IRRECO_RETURN
 326 }
 327
 328 /** @} */
 329
 330 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 331 /* Events and Callbacks                                                       */
 332 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 333
 334 /** @} */
 335
 336