src/layout_config.c

   1 /*
   2  * Geeqie
   3  * (C) 2004 John Ellis
   4  * Copyright (C) 2008 - 2012 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13 #include "main.h"
  14 #include "layout_config.h"
  15
  16
  17 #include "layout.h"
  18
  19 #include "ui_misc.h"
  20
  21
  22 enum {
  23         COLUMN_TEXT = 0,
  24         COLUMN_KEY
  25 };
  26
  27
  28 typedef struct _LayoutStyle LayoutStyle;
  29 struct _LayoutStyle
  30 {
  31         LayoutLocation a, b, c;
  32 };
  33
  34 typedef struct _LayoutConfig LayoutConfig;
  35 struct _LayoutConfig
  36 {
  37         GtkWidget *box;
  38
  39         GList *style_widgets;
  40
  41         GtkWidget *listview;
  42
  43         gint style;
  44         gint a, b, c;
  45 };
  46
  47
  48 static LayoutStyle layout_config_styles[] = {
  49         /* 1, 2, 3 */
  50         { LAYOUT_LEFT | LAYOUT_TOP, LAYOUT_LEFT | LAYOUT_BOTTOM, LAYOUT_RIGHT },
  51         { LAYOUT_LEFT | LAYOUT_TOP, LAYOUT_RIGHT | LAYOUT_TOP, LAYOUT_BOTTOM },
  52         { LAYOUT_LEFT, LAYOUT_RIGHT | LAYOUT_TOP, LAYOUT_RIGHT | LAYOUT_BOTTOM },
  53         { LAYOUT_TOP, LAYOUT_LEFT | LAYOUT_BOTTOM, LAYOUT_RIGHT | LAYOUT_BOTTOM }
  54 };
  55
  56 static gint layout_config_style_count = sizeof(layout_config_styles) / sizeof(LayoutStyle);
  57
  58 static gchar *layout_titles[] = { N_("Tools"), N_("Files"), N_("Image") };
  59
  60
  61 static void layout_config_destroy(GtkWidget *widget, gpointer data)
  62 {
  63         LayoutConfig * lc = data;
  64
  65         g_list_free(lc->style_widgets);
  66         g_free(lc);
  67 }
  68
  69 static void layout_config_set_order(LayoutLocation l, gint n,
  70                                     LayoutLocation *a, LayoutLocation *b, LayoutLocation *c)
  71 {
  72         switch (n)
  73                 {
  74                 case 0:
  75                         *a = l;
  76                         break;
  77                 case 1:
  78                         *b = l;
  79                         break;
  80                 case 2: default:
  81                         *c = l;
  82                         break;
  83                 }
  84 }
  85
  86 static void layout_config_from_data(gint style, gint oa, gint ob, gint oc,
  87                                     LayoutLocation *la, LayoutLocation *lb, LayoutLocation *lc)
  88 {
  89         LayoutStyle ls;
  90
  91         style = CLAMP(style, 0, layout_config_style_count);
  92
  93         ls = layout_config_styles[style];
  94
  95         layout_config_set_order(ls.a, oa, la, lb, lc);
  96         layout_config_set_order(ls.b, ob, la, lb, lc);
  97         layout_config_set_order(ls.c, oc, la, lb, lc);
  98 }
  99
 100 void layout_config_parse(gint style, const gchar *order,
 101                          LayoutLocation *a, LayoutLocation *b, LayoutLocation *c)
 102 {
 103         gint na, nb, nc;
 104
 105         layout_config_order_from_text(order, &na, &nb, &nc);
 106         layout_config_from_data(style, na, nb, nc, a, b, c);
 107 }
 108
 109 static void layout_config_list_order_set(LayoutConfig *lc, gint src, gint dest)
 110 {
 111         GtkListStore *store;
 112         GtkTreeIter iter;
 113         gboolean valid;
 114         gint n;
 115
 116         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(lc->listview)));
 117
 118         n = 0;
 119         valid = gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter);
 120         while (valid)
 121                 {
 122                 if (n == dest)
 123                         {
 124                         gtk_list_store_set(store, &iter, COLUMN_TEXT, _(layout_titles[src]), COLUMN_KEY, src, -1);
 125                         return;
 126                         }
 127                 n++;
 128                 valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter);
 129                 }
 130 }
 131
 132 static gint layout_config_list_order_get(LayoutConfig *lc, gint n)
 133 {
 134         GtkTreeModel *store;
 135         GtkTreeIter iter;
 136         gboolean valid;
 137         gint c = 0;
 138
 139         store = gtk_tree_view_get_model(GTK_TREE_VIEW(lc->listview));
 140
 141         valid = gtk_tree_model_get_iter_first(store, &iter);
 142         while (valid)
 143                 {
 144                 if (c == n)
 145                         {
 146                         gint val;
 147                         gtk_tree_model_get(store, &iter, COLUMN_KEY, &val, -1);
 148                         return val;
 149                         }
 150                 c++;
 151                 valid = gtk_tree_model_iter_next(store, &iter);
 152                 }
 153         return 0;
 154 }
 155
 156 void layout_config_set(GtkWidget *widget, gint style, const gchar *order)
 157 {
 158         LayoutConfig *lc;
 159         GtkWidget *button;
 160         gint a, b, c;
 161
 162         lc = g_object_get_data(G_OBJECT(widget), "layout_config");
 163
 164         if (!lc) return;
 165
 166         style = CLAMP(style, 0, layout_config_style_count);
 167         button = g_list_nth_data(lc->style_widgets, style);
 168         if (!button) return;
 169
 170         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), TRUE);
 171
 172         layout_config_order_from_text(order, &a, &b, &c);
 173
 174         layout_config_list_order_set(lc, a, 0);
 175         layout_config_list_order_set(lc, b, 1);
 176         layout_config_list_order_set(lc, c, 2);
 177 }
 178
 179 gchar *layout_config_get(GtkWidget *widget, gint *style)
 180 {
 181         LayoutConfig *lc;
 182
 183         lc = g_object_get_data(G_OBJECT(widget), "layout_config");
 184
 185         /* this should not happen */
 186         if (!lc) return NULL;
 187
 188         *style = lc->style;
 189
 190         lc->a = layout_config_list_order_get(lc, 0);
 191         lc->b = layout_config_list_order_get(lc, 1);
 192         lc->c = layout_config_list_order_get(lc, 2);
 193
 194         return layout_config_order_to_text(lc->a, lc->b, lc->c);
 195 }
 196
 197 static void layout_config_widget_click_cb(GtkWidget *widget, gpointer data)
 198 {
 199         LayoutConfig *lc;
 200
 201         lc = g_object_get_data(G_OBJECT(widget), "layout_config");
 202
 203         if (lc) lc->style = GPOINTER_TO_INT(data);
 204 }
 205
 206 static void layout_config_table_button(GtkWidget *table, LayoutLocation l, const gchar *text)
 207 {
 208         GtkWidget *button;
 209
 210         gint x1, y1;
 211         gint x2, y2;
 212
 213         x1 = 0;
 214         y1 = 0;
 215         x2 = 2;
 216         y2 = 2;
 217
 218         if (l & LAYOUT_LEFT) x2 = 1;
 219         if (l & LAYOUT_RIGHT) x1 = 1;
 220         if (l & LAYOUT_TOP) y2 = 1;
 221         if (l & LAYOUT_BOTTOM) y1 = 1;
 222
 223         button = gtk_button_new_with_label(text);
 224         gtk_widget_set_sensitive(button, FALSE);
 225         gtk_widget_set_can_focus(button, FALSE);
 226         gtk_table_attach_defaults(GTK_TABLE(table), button, x1, x2, y1, y2);
 227         gtk_widget_show(button);
 228 }
 229
 230 #define LAYOUT_STYLE_SIZE 48
 231
 232 static GtkWidget *layout_config_widget(GtkWidget *group, GtkWidget *box, gint style, LayoutConfig *lc)
 233 {
 234         GtkWidget *table;
 235         LayoutStyle ls;
 236
 237         ls = layout_config_styles[style];
 238
 239         if (group)
 240                 {
 241                 group = gtk_radio_button_new(gtk_radio_button_get_group(GTK_RADIO_BUTTON(group)));
 242                 }
 243         else
 244                 {
 245                 group = gtk_radio_button_new(NULL);
 246                 }
 247         g_object_set_data(G_OBJECT(group), "layout_config", lc);
 248         g_signal_connect(G_OBJECT(group), "clicked",
 249                          G_CALLBACK(layout_config_widget_click_cb), GINT_TO_POINTER(style));
 250         gtk_box_pack_start(GTK_BOX(box), group, FALSE, FALSE, 0);
 251
 252         table = gtk_table_new(2, 2, TRUE);
 253
 254         layout_config_table_button(table, ls.a, "1");
 255         layout_config_table_button(table, ls.b, "2");
 256         layout_config_table_button(table, ls.c, "3");
 257
 258         gtk_widget_set_size_request(table, LAYOUT_STYLE_SIZE, LAYOUT_STYLE_SIZE);
 259         gtk_container_add(GTK_CONTAINER(group), table);
 260         gtk_widget_show(table);
 261
 262         gtk_widget_show(group);
 263
 264         return group;
 265 }
 266
 267 static void layout_config_number_cb(GtkTreeViewColumn *tree_column, GtkCellRenderer *cell,
 268                                     GtkTreeModel *store, GtkTreeIter *iter, gpointer data)
 269 {
 270         GtkTreePath *tpath;
 271         gint *indices;
 272         gchar *buf;
 273
 274         tpath = gtk_tree_model_get_path(store, iter);
 275         indices = gtk_tree_path_get_indices(tpath);
 276         buf = g_strdup_printf("%d", indices[0] + 1);
 277         gtk_tree_path_free(tpath);
 278         g_object_set(G_OBJECT(cell), "text", buf, NULL);
 279         g_free(buf);
 280 }
 281
 282 GtkWidget *layout_config_new(void)
 283 {
 284         LayoutConfig *lc;
 285         GtkWidget *hbox;
 286         GtkWidget *group = NULL;
 287         GtkWidget *scrolled;
 288         GtkListStore *store;
 289         GtkTreeViewColumn *column;
 290         GtkCellRenderer *renderer;
 291         gint i;
 292
 293         lc = g_new0(LayoutConfig, 1);
 294
 295         lc->box = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 296         g_object_set_data(G_OBJECT(lc->box), "layout_config", lc);
 297
 298         g_signal_connect(G_OBJECT(lc->box), "destroy",
 299                          G_CALLBACK(layout_config_destroy), lc);
 300
 301         hbox = gtk_hbox_new(TRUE, PREF_PAD_SPACE);
 302         gtk_box_pack_start(GTK_BOX(lc->box), hbox, FALSE, FALSE, 0);
 303         for (i = 0; i < layout_config_style_count; i++)
 304                 {
 305                 group = layout_config_widget(group, hbox, i, lc);
 306                 lc->style_widgets = g_list_append(lc->style_widgets, group);
 307                 }
 308         gtk_widget_show(hbox);
 309
 310         scrolled = gtk_scrolled_window_new(NULL, NULL);
 311         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_IN);
 312         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 313                                        GTK_POLICY_NEVER, GTK_POLICY_NEVER);
 314         gtk_box_pack_start(GTK_BOX(lc->box), scrolled, FALSE, FALSE, 0);
 315         gtk_widget_show(scrolled);
 316
 317         store = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT);
 318         lc->listview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
 319         g_object_unref(store);
 320
 321         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(lc->listview), FALSE);
 322         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(lc->listview), FALSE);
 323         gtk_tree_view_set_reorderable(GTK_TREE_VIEW(lc->listview), TRUE);
 324
 325         column = gtk_tree_view_column_new();
 326         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
 327
 328         renderer = gtk_cell_renderer_text_new();
 329         gtk_tree_view_column_pack_start(column, renderer, FALSE);
 330         gtk_tree_view_column_set_cell_data_func(column, renderer, layout_config_number_cb, lc, NULL);
 331
 332         renderer = gtk_cell_renderer_text_new();
 333         gtk_tree_view_column_pack_start(column, renderer, TRUE);
 334         gtk_tree_view_column_add_attribute(column, renderer, "text", COLUMN_TEXT);
 335
 336         gtk_tree_view_append_column(GTK_TREE_VIEW(lc->listview), column);
 337
 338         for (i = 0; i < 3; i++)
 339                 {
 340                 GtkTreeIter iter;
 341
 342                 gtk_list_store_append(store, &iter);
 343                 gtk_list_store_set(store, &iter, COLUMN_TEXT, _(layout_titles[i]), COLUMN_KEY, i, -1);
 344                 }
 345
 346         gtk_container_add(GTK_CONTAINER(scrolled), lc->listview);
 347         gtk_widget_show(lc->listview);
 348
 349         pref_label_new(lc->box, _("(drag to change order)"));
 350
 351         return lc->box;
 352 }
 353
 354 static gchar num_to_text_char(gint n)
 355 {
 356         switch (n)
 357                 {
 358                 case 1:
 359                         return '2';
 360                         break;
 361                 case 2:
 362                         return '3';
 363                         break;
 364                 }
 365         return '1';
 366 }
 367
 368 gchar *layout_config_order_to_text(gint a, gint b, gint c)
 369 {
 370         gchar *text;
 371
 372         text = g_strdup("   ");
 373
 374         text[0] = num_to_text_char(a);
 375         text[1] = num_to_text_char(b);
 376         text[2] = num_to_text_char(c);
 377
 378         return text;
 379 }
 380
 381 static gint text_char_to_num(const gchar *text, gint n)
 382 {
 383         if (text[n] == '3') return 2;
 384         if (text[n] == '2') return 1;
 385         return 0;
 386 }
 387
 388 void layout_config_order_from_text(const gchar *text, gint *a, gint *b, gint *c)
 389 {
 390         if (!text || strlen(text) < 3)
 391                 {
 392                 *a = 0;
 393                 *b = 1;
 394                 *c = 2;
 395                 }
 396         else
 397                 {
 398                 *a = text_char_to_num(text, 0);
 399                 *b = text_char_to_num(text, 1);
 400                 *c = text_char_to_num(text, 2);
 401                 }
 402 }
 403 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */