irreco/src/core/irreco_background_creator_dlg.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3  * irreco - Ir Remote Control
   4  * Copyright (C) 2008 Pekka Gehör (pegu6@msn.com)
   5  *
   6  * irreco_background_creator_dlg.c is free software: you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * irreco_background_creator_dlg.c is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  14  * See the GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "irreco_background_creator_dlg.h"
  21 #include "irreco_theme_creator_backgrounds.h"
  22 #include "irreco_theme_creator_dlg.h"
  23 #include <hildon/hildon-banner.h>
  24 #include <hildon/hildon-color-button.h>
  25 #include <hildon/hildon-file-chooser-dialog.h>
  26
  27
  28 /**
  29  * @addtogroup IrrecoBackgroundCreatorDlg
  30  * @ingroup Irreco
  31  *
  32  *
  33  * @{
  34  */
  35
  36 /**
  37  * @file
  38  * Source file of @ref IrrecoBackgroundCreatorDlg.
  39  */
  40 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  41 /* Datatypes                                                                  */
  42 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  43
  44 #define IRRECO_BACKGROUND_PREVIEW_WIDHT (IRRECO_SCREEN_WIDTH/2.5)
  45 #define IRRECO_BACKGROUND_PREVIEW_HEIGHT (IRRECO_SCREEN_HEIGHT/2.5)
  46
  47 /** Loader states. */
  48 enum
  49 {
  50         LOADER_STATE_INIT,
  51         LOADER_STATE_THEME,
  52         LOADER_STATE_BUTTONS,
  53         LOADER_STATE_BACKGROUNDS,
  54         LOADER_STATE_END
  55 };
  56
  57 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  58 /* Prototypes                                                                 */
  59 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  60 static void _signal_image_clicked(GtkButton *button,
  61                                   IrrecoBackgroundCreatorDlg *self);
  62 static gboolean _draw_preview_image(IrrecoBackgroundCreatorDlg *self,
  63                                     const gchar *image);
  64
  65 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  66 /* Construction & Destruction                                                 */
  67 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  68
  69 /**
  70  * @name Construction & Destruction
  71  * @{
  72  */
  73
  74
  75 G_DEFINE_TYPE (IrrecoBackgroundCreatorDlg, irreco_background_creator_dlg,
  76                IRRECO_TYPE_INTERNAL_DLG)
  77
  78 static void irreco_background_creator_dlg_constructed(GObject *object)
  79 {
  80
  81         IrrecoData                      *irreco_data;
  82         IrrecoBackgroundCreatorDlg      *self;
  83
  84         GtkWidget                       *table;
  85         GtkWidget                       *frame;
  86         GtkWidget                       *label_name;
  87         GtkWidget                       *label_select;
  88         GtkWidget                       *button_select;
  89         GtkWidget                       *vbox_preview;
  90
  91         IRRECO_ENTER
  92
  93         G_OBJECT_CLASS(irreco_background_creator_dlg_parent_class)->constructed(object);
  94
  95         self = IRRECO_BACKGROUND_CREATOR_DLG(object);
  96
  97         irreco_data = irreco_internal_dlg_get_irreco_data(IRRECO_INTERNAL_DLG(self));
  98
  99         /* Construct dialog. */
 100         gtk_window_set_title(GTK_WINDOW(self), _("Background Creator "));
 101         gtk_window_set_modal(GTK_WINDOW(self), TRUE);
 102         gtk_window_set_destroy_with_parent(GTK_WINDOW(self), TRUE);
 103         gtk_dialog_set_has_separator(GTK_DIALOG(self), FALSE);
 104
 105         /*Buttons*/
 106         self->cancel_button = gtk_dialog_add_button(GTK_DIALOG(self),
 107                                                    _("Cancel"),
 108                                                    GTK_RESPONSE_CANCEL);
 109         self->add_button = gtk_dialog_add_button(GTK_DIALOG(self),
 110                                                 _("Add"), GTK_RESPONSE_OK);
 111
 112         /* Create widgets. */
 113
 114         table = gtk_table_new(8, 9, TRUE);
 115         label_name = gtk_label_new(_("Name:      "));
 116         label_select = gtk_label_new(_("Background:"));
 117         self->entry_name = gtk_entry_new();
 118         frame = gtk_frame_new(NULL);
 119         vbox_preview = gtk_vbox_new(FALSE, 8);
 120         self->label_size = gtk_label_new("");
 121         self->preview_image = gtk_image_new();
 122         button_select = gtk_button_new_with_label(_("Select"));
 123
 124         gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(self)->vbox),
 125                                     table);
 126
 127         /* Set widgets on the table */
 128
 129         gtk_table_set_row_spacings(GTK_TABLE(table), 6);
 130         gtk_table_set_col_spacings(GTK_TABLE(table), 6);
 131
 132         gtk_table_attach_defaults(GTK_TABLE(table), label_name, 0, 3, 0, 1);
 133         gtk_table_attach_defaults(GTK_TABLE(table), label_select, 0, 3, 1, 2);
 134         gtk_table_attach_defaults(GTK_TABLE(table),
 135                                   self->entry_name, 3, 9, 0, 1);
 136         gtk_table_attach_defaults(GTK_TABLE(table), button_select, 3, 9, 1, 2);
 137         gtk_table_attach_defaults(GTK_TABLE(table), frame, 0, 9, 2, 8);
 138
 139         gtk_container_add(GTK_CONTAINER(frame), vbox_preview);
 140         gtk_container_add(GTK_CONTAINER(vbox_preview), self->preview_image);
 141         gtk_container_add(GTK_CONTAINER(vbox_preview), self->label_size);
 142
 143
 144         /* Button signals. */
 145         g_signal_connect(G_OBJECT(button_select), "clicked",
 146                          G_CALLBACK(_signal_image_clicked),
 147                          self);
 148
 149         gtk_widget_show_all(GTK_WIDGET(self));
 150
 151         IRRECO_RETURN
 152 }
 153 static void
 154 irreco_background_creator_dlg_init (IrrecoBackgroundCreatorDlg *self)
 155 {
 156         IRRECO_ENTER
 157         self->filename = g_string_new(NULL);
 158         IRRECO_RETURN
 159 }
 160
 161 static void
 162 irreco_background_creator_dlg_finalize(GObject *object)
 163 {
 164         /* TODO: Add deinitalization code here */
 165         IrrecoBackgroundCreatorDlg *self;
 166         IRRECO_ENTER
 167
 168         self = IRRECO_BACKGROUND_CREATOR_DLG(object);
 169         g_string_free(self->filename, TRUE);
 170         self->filename = NULL;
 171
 172         G_OBJECT_CLASS(irreco_background_creator_dlg_parent_class)->finalize(object);
 173         IRRECO_RETURN
 174
 175 }
 176
 177 static void
 178 irreco_background_creator_dlg_class_init(IrrecoBackgroundCreatorDlgClass *klass)
 179 {
 180         GObjectClass* object_class = G_OBJECT_CLASS (klass);
 181         object_class->finalize = irreco_background_creator_dlg_finalize;
 182         object_class->constructed = irreco_background_creator_dlg_constructed;
 183 }
 184 GtkWidget
 185 *irreco_background_creator_dlg_new(IrrecoData *irreco_data, GtkWindow *parent)
 186 {
 187         IrrecoBackgroundCreatorDlg *self;
 188
 189         IRRECO_ENTER
 190
 191         self = g_object_new(IRRECO_TYPE_BACKGROUND_CREATOR_DLG,
 192                             "irreco-data", irreco_data, NULL);
 193         irreco_dlg_set_parent(IRRECO_DLG(self), parent);
 194
 195         IRRECO_RETURN_PTR(self);
 196 }
 197
 198 /**
 199  * @deprecated
 200  * @todo Replace calls to irreco_background_creator_dlg_create() with
 201  *       irreco_background_creator_dlg_new().
 202  */
 203 IrrecoBackgroundCreatorDlg
 204 *irreco_background_creator_dlg_create(IrrecoData *irreco_data,
 205                                       GtkWindow *parent_window)
 206 {
 207         IRRECO_ENTER
 208         IRRECO_RETURN_PTR(irreco_background_creator_dlg_new(
 209                           irreco_data, parent_window));
 210 }
 211
 212 /** @} */
 213
 214 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 215 /* Private Functions                                                          */
 216 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 217 /**
 218  * @name Private Functions
 219  * @{
 220  */
 221 /**
 222  * Draw preview with current image.
 223  */
 224 static gboolean
 225 _draw_preview_image(IrrecoBackgroundCreatorDlg *self, const gchar *image)
 226 {
 227         GError          *error = NULL;
 228         GdkPixbuf       *pixbuf = NULL;
 229         GString         *size = g_string_new(NULL);
 230
 231         IRRECO_ENTER
 232         g_assert(self != NULL);
 233
 234         /* Attempt to load the image. */
 235         if (image != NULL) {
 236                 pixbuf = gdk_pixbuf_new_from_file_at_scale(image,
 237                                                 IRRECO_BACKGROUND_PREVIEW_WIDHT,
 238                                                 IRRECO_BACKGROUND_PREVIEW_HEIGHT,
 239                                                 TRUE, &error);
 240                 if (irreco_gerror_check_print(&error)) {
 241                         IRRECO_RETURN_BOOL(FALSE);
 242                 }
 243         }
 244         gtk_widget_realize(GTK_WIDGET(self->preview_image));
 245
 246         /* Show image real size */
 247          g_string_printf(size, "%sx%s", g_strdup_printf("%d", gdk_pixbuf_get_width(
 248                       gdk_pixbuf_new_from_file(image, &error))),
 249                                 g_strdup_printf("%d", gdk_pixbuf_get_height(
 250                       gdk_pixbuf_new_from_file(image, &error))));
 251         gtk_label_set_text(GTK_LABEL(self->label_size), size->str);
 252
 253
 254         gtk_image_set_from_pixbuf(GTK_IMAGE(self->preview_image),
 255                                   GDK_PIXBUF(pixbuf));
 256         /* Set image path */
 257         g_string_printf(self->filename, "%s", image);
 258
 259         if (pixbuf != NULL) g_object_unref(G_OBJECT(pixbuf));
 260         g_string_free(size, TRUE);
 261
 262
 263         IRRECO_RETURN_BOOL(TRUE);
 264 }
 265
 266
 267 static void _select_image(GtkButton *button, IrrecoBackgroundCreatorDlg *self)
 268 {
 269
 270         GtkWidget *file_dlg = NULL;
 271         gchar *image_dir = NULL;
 272         IRRECO_ENTER
 273
 274         /* Create image select dialog. */
 275
 276         file_dlg = hildon_file_chooser_dialog_new(GTK_WINDOW(self),
 277                                                   GTK_FILE_CHOOSER_ACTION_OPEN);
 278         gtk_window_set_title(GTK_WINDOW(file_dlg),_("Select background image"));
 279         gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(file_dlg), TRUE);
 280         image_dir = g_build_path("/", getenv("HOME"), "MyDocs/.images/", NULL);
 281         gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(file_dlg),
 282                                             image_dir);
 283         g_free(image_dir);
 284
 285         /* Loop until user cancels or we get a valid image. */
 286         gtk_widget_show_all(GTK_WIDGET(file_dlg));
 287         while (gtk_dialog_run(GTK_DIALOG(file_dlg)) == GTK_RESPONSE_OK) {
 288                 gchar *filename = gtk_file_chooser_get_filename(
 289                                                     GTK_FILE_CHOOSER(file_dlg));
 290
 291                 /* Attempt to display the image. */
 292                 if (_draw_preview_image(self, filename)) {
 293                         irreco_gstring_set_and_free(self->filename, filename);
 294                         filename = NULL;
 295                         break;
 296
 297                 /* Cleanup */
 298                 } else {
 299                         gchar *basename = g_path_get_basename(filename);
 300                         irreco_error_dlg_printf(GTK_WINDOW(file_dlg),
 301                                                 _("Cannot open image \"%s\""),
 302                                                 basename);
 303                         IRRECO_PRINTF("Image invalid.\n");
 304
 305                         g_free(basename);
 306                         g_free(filename);
 307                 }
 308         }
 309
 310         gtk_widget_destroy(file_dlg);
 311         IRRECO_RETURN
 312 }
 313
 314 /** @} */
 315
 316 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 317 /* Functions                                                                  */
 318 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 319
 320
 321 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 322 /* Public Functions                                                           */
 323 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 324 gboolean irreco_background_creator_dlg_run(IrrecoData *irreco_data,
 325                                            IrrecoTheme *irreco_theme,
 326                                            GtkWindow *parent_window,
 327                                            IrrecoThemeBg *bg)
 328 {
 329         IrrecoBackgroundCreatorDlg      *self;
 330         gint                            response;
 331         gboolean                        loop = TRUE;
 332         gboolean                        rvalue = FALSE;
 333         IrrecoThemeBg                   *temp_bg = NULL;
 334
 335         IRRECO_ENTER
 336
 337         self = (IrrecoBackgroundCreatorDlg*)irreco_background_creator_dlg_create(
 338                 irreco_data, parent_window);
 339         self->irreco_data = irreco_data;
 340         self->theme = irreco_theme;
 341
 342         irreco_theme_bg_print(bg);
 343
 344         /*if (irreco_theme != NULL) {
 345         if (irreco_string_table_lenght(irreco_theme->buttons) > 0) {*/
 346         if (g_utf8_strlen(bg->image_name->str, 1) >0) {
 347                 temp_bg = irreco_theme_bg_copy(bg);
 348                 irreco_theme_bg_print(temp_bg);
 349                 gtk_entry_set_text(GTK_ENTRY(self->entry_name),
 350                                    temp_bg->image_name->str);
 351
 352                 _draw_preview_image(self, temp_bg->image_path->str);
 353
 354                 /* Set button label */
 355                 gtk_button_set_label(GTK_BUTTON(self->add_button), "Save");
 356                 gtk_window_set_title(GTK_WINDOW(self), _("Background Editor "));
 357
 358         }
 359
 360         do {
 361                 response = gtk_dialog_run(GTK_DIALOG(self));
 362                 switch (response) {
 363                 case GTK_RESPONSE_OK:
 364
 365                         IRRECO_PRINTF("Filepath: %s\n", self->filename->str);
 366                         IRRECO_PRINTF("BgName: %s\n", gtk_entry_get_text(GTK_ENTRY(
 367                                             self->entry_name)));
 368
 369                         irreco_theme_bg_set(bg,
 370                                             gtk_entry_get_text(GTK_ENTRY(
 371                                             self->entry_name)),
 372                                             self->filename->str);
 373
 374                         irreco_theme_update_keyfile(self->theme);
 375
 376                         irreco_theme = irreco_theme_copy(self->theme);
 377
 378                         rvalue = TRUE;
 379
 380                         if (temp_bg !=NULL) irreco_theme_bg_free(temp_bg);
 381                         loop = FALSE;
 382
 383                         break;
 384
 385                 case GTK_RESPONSE_CANCEL:
 386                         IRRECO_DEBUG("GTK_RESPONSE_CANCEL\n");
 387                         loop = FALSE;
 388                         break;
 389
 390                 default:
 391                         IRRECO_DEBUG("default\n");
 392                         break;
 393                 }
 394
 395         } while (loop);
 396
 397         gtk_widget_destroy(GTK_WIDGET(self));
 398
 399         IRRECO_RETURN_BOOL(rvalue);
 400 }
 401
 402 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 403 /* Events and Callbacks                                                       */
 404 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 405
 406 /**
 407  * @name Events and Callbacks
 408  * @{
 409  */
 410
 411 static void
 412 _signal_image_clicked(GtkButton *button, IrrecoBackgroundCreatorDlg *self)
 413 {
 414         IRRECO_ENTER
 415         _select_image(button, self);
 416         IRRECO_RETURN
 417 }
 418
 419
 420 /** @} */
 421