src/bar.c

   1 /*
   2  * Geeqie
   3  * (C) 2004 John Ellis
   4  * Copyright (C) 2008 - 2009 The Geeqie Team
   5  *
   6  * Author: Vladimir Nadvornik
   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
  14 #include "main.h"
  15 #include "bar.h"
  16
  17 #include "filedata.h"
  18 #include "history_list.h"
  19 #include "metadata.h"
  20 #include "misc.h"
  21 #include "ui_fileops.h"
  22 #include "ui_misc.h"
  23 #include "ui_utildlg.h"
  24
  25 #include "ui_menu.h"
  26 #include "bar_comment.h"
  27 #include "bar_keywords.h"
  28 #include "bar_exif.h"
  29 #include "bar_histogram.h"
  30 #include "histogram.h"
  31 #include "rcfile.h"
  32
  33 //#define BAR_SIZE_INCREMENT 48
  34 //#define BAR_ARROW_SIZE 7
  35
  36
  37 typedef struct _BarData BarData;
  38 struct _BarData
  39 {
  40         GtkWidget *widget;
  41         GtkWidget *vbox;
  42         FileData *fd;
  43         GtkWidget *label_file_name;
  44
  45         LayoutWindow *lw;
  46         gint width;
  47 };
  48
  49 static void bar_expander_move(GtkWidget *widget, gpointer data, gboolean up)
  50 {
  51         GtkWidget *expander = data;
  52         GtkWidget *box;
  53         gint pos;
  54
  55         if (!expander) return;
  56         box = gtk_widget_get_ancestor(expander, GTK_TYPE_BOX);
  57         if (!box) return;
  58
  59         gtk_container_child_get(GTK_CONTAINER(box), expander, "position", &pos, NULL);
  60
  61         pos = up ? (pos - 1) : (pos + 1);
  62         if (pos < 0) pos = 0;
  63
  64         gtk_box_reorder_child(GTK_BOX(box), expander, pos);
  65 }
  66
  67
  68 static void bar_expander_move_up_cb(GtkWidget *widget, gpointer data)
  69 {
  70         bar_expander_move(widget, data, TRUE);
  71 }
  72
  73 static void bar_expander_move_down_cb(GtkWidget *widget, gpointer data)
  74 {
  75         bar_expander_move(widget, data, FALSE);
  76 }
  77
  78
  79 static void bar_expander_menu_popup(GtkWidget *data)
  80 {
  81         GtkWidget *menu;
  82
  83         menu = popup_menu_short_lived();
  84
  85         menu_item_add_stock(menu, _("Move _up"), GTK_STOCK_GO_UP, G_CALLBACK(bar_expander_move_up_cb), data);
  86         menu_item_add_stock(menu, _("Move _down"), GTK_STOCK_GO_DOWN, G_CALLBACK(bar_expander_move_down_cb), data);
  87         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, data, 0, GDK_CURRENT_TIME);
  88 }
  89
  90
  91 static gboolean bar_expander_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
  92 {
  93         if (bevent->button == MOUSE_BUTTON_RIGHT)
  94                 {
  95                 bar_expander_menu_popup(widget);
  96                 return TRUE;
  97                 }
  98         return FALSE;
  99 }
 100
 101
 102 void bar_pane_set_fd_cb(GtkWidget *expander, gpointer data)
 103 {
 104         GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 105         PaneData *pd = g_object_get_data(G_OBJECT(widget), "pane_data");
 106         if (!pd) return;
 107         if (pd->pane_set_fd) pd->pane_set_fd(widget, data);
 108 }
 109
 110 void bar_set_fd(GtkWidget *bar, FileData *fd)
 111 {
 112         BarData *bd;
 113         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 114         if (!bd) return;
 115
 116         file_data_unref(bd->fd);
 117         bd->fd = file_data_ref(fd);
 118
 119         gtk_container_foreach(GTK_CONTAINER(bd->vbox), bar_pane_set_fd_cb, fd);
 120
 121         gtk_label_set_text(GTK_LABEL(bd->label_file_name), (bd->fd) ? bd->fd->name : "");
 122
 123 }
 124
 125 gboolean bar_event(GtkWidget *bar, GdkEvent *event)
 126 {
 127         BarData *bd;
 128         GList *list, *work;
 129         gboolean ret = FALSE;
 130
 131         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 132         if (!bd) return FALSE;
 133
 134         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 135
 136         work = list;
 137         while (work)
 138                 {
 139                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 140                 PaneData *pd = g_object_get_data(G_OBJECT(widget), "pane_data");
 141                 if (!pd) continue;
 142
 143                 if (pd->pane_event && pd->pane_event(widget, event))
 144                         {
 145                         ret = TRUE;
 146                         break;
 147                         }
 148                 work = work->next;
 149                 }
 150         g_list_free(list);
 151         return ret;
 152 }
 153
 154 GtkWidget *bar_find_pane_by_id(GtkWidget *bar, PaneType type, const gchar *id)
 155 {
 156         BarData *bd;
 157         GList *list, *work;
 158         GtkWidget *ret = NULL;
 159
 160         if (!id || !id[0]) return NULL;
 161
 162         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 163         if (!bd) return NULL;
 164
 165         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 166
 167         work = list;
 168         while (work)
 169                 {
 170                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 171                 PaneData *pd = g_object_get_data(G_OBJECT(widget), "pane_data");
 172                 if (!pd) continue;
 173
 174                 if (type == pd->type && strcmp(id, pd->id) == 0)
 175                         {
 176                         ret = widget;
 177                         break;
 178                         }
 179                 work = work->next;
 180                 }
 181         g_list_free(list);
 182         return ret;
 183 }
 184
 185 void bar_clear(GtkWidget *bar)
 186 {
 187         BarData *bd;
 188         GList *list, *work;
 189
 190         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 191         if (!bd) return;
 192
 193         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 194
 195         work = list;
 196         while (work)
 197                 {
 198                 GtkWidget *widget = work->data;
 199                 gtk_widget_destroy(widget);
 200                 work = work->next;
 201                 }
 202         g_list_free(list);
 203 }
 204
 205 void bar_write_config(GtkWidget *bar, GString *outstr, gint indent)
 206 {
 207         BarData *bd;
 208         GList *list, *work;
 209
 210         if (!bar) return;
 211
 212         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 213         if (!bd) return;
 214
 215         WRITE_NL(); WRITE_STRING("<bar ");
 216         write_bool_option(outstr, indent, "enabled", GTK_WIDGET_VISIBLE(bar));
 217         write_uint_option(outstr, indent, "width", bd->width);
 218         WRITE_STRING(">");
 219
 220         indent++;
 221         WRITE_NL(); WRITE_STRING("<clear/>");
 222
 223         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 224         work = list;
 225         while (work)
 226                 {
 227                 GtkWidget *expander = work->data;
 228                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 229                 PaneData *pd = g_object_get_data(G_OBJECT(widget), "pane_data");
 230                 if (!pd) continue;
 231
 232                 pd->expanded = gtk_expander_get_expanded(GTK_EXPANDER(expander));
 233
 234                 if (pd->pane_write_config)
 235                         pd->pane_write_config(widget, outstr, indent);
 236
 237                 work = work->next;
 238                 }
 239         g_list_free(list);
 240         indent--;
 241         WRITE_NL(); WRITE_STRING("</bar>");
 242 }
 243
 244 void bar_update_expander(GtkWidget *pane)
 245 {
 246         PaneData *pd = g_object_get_data(G_OBJECT(pane), "pane_data");
 247         GtkWidget *expander;
 248
 249         if (!pd) return;
 250
 251         expander = pane->parent;
 252
 253         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 254 }
 255
 256 void bar_add(GtkWidget *bar, GtkWidget *pane)
 257 {
 258         GtkWidget *expander;
 259         BarData *bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 260         PaneData *pd = g_object_get_data(G_OBJECT(pane), "pane_data");
 261
 262         if (!bd) return;
 263
 264         pd->lw = bd->lw;
 265         pd->bar = bar;
 266
 267         expander = gtk_expander_new(NULL);
 268         if (pd && pd->title)
 269                 {
 270                 gtk_expander_set_label_widget(GTK_EXPANDER(expander), pd->title);
 271                 gtk_widget_show(pd->title);
 272                 }
 273
 274         gtk_box_pack_start(GTK_BOX(bd->vbox), expander, FALSE, TRUE, 0);
 275
 276         g_signal_connect(expander, "button_press_event", G_CALLBACK(bar_expander_menu_cb), bd);
 277
 278         gtk_container_add(GTK_CONTAINER(expander), pane);
 279
 280         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 281
 282         gtk_widget_show(expander);
 283
 284         if (bd->fd && pd && pd->pane_set_fd) pd->pane_set_fd(pane, bd->fd);
 285
 286 }
 287
 288 static void bar_populate_default(GtkWidget *bar)
 289 {
 290         GtkWidget *widget;
 291
 292         widget = bar_pane_histogram_new("histogram", _("Histogram"), 80, TRUE, HCHAN_RGB, 0);
 293         bar_add(bar, widget);
 294
 295         widget = bar_pane_comment_new("title", _("Title"), "Xmp.dc.title", TRUE, 40);
 296         bar_add(bar, widget);
 297
 298         widget = bar_pane_keywords_new("keywords", _("Keywords"), KEYWORD_KEY, TRUE);
 299         bar_add(bar, widget);
 300
 301         widget = bar_pane_comment_new("comment", _("Comment"), "Xmp.dc.description", TRUE, 150);
 302         bar_add(bar, widget);
 303
 304         widget = bar_pane_exif_new("exif", _("Exif"), TRUE, TRUE);
 305         bar_add(bar, widget);
 306 }
 307
 308 static void bar_size_allocate(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
 309 {
 310         BarData *bd = data;
 311
 312         bd->width = allocation->width;
 313 }
 314
 315 gint bar_get_width(GtkWidget *bar)
 316 {
 317         BarData *bd;
 318
 319         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 320         if (!bd) return 0;
 321
 322         return bd->width;
 323 }
 324
 325 void bar_close(GtkWidget *bar)
 326 {
 327         BarData *bd;
 328
 329         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 330         if (!bd) return;
 331
 332         gtk_widget_destroy(bd->widget);
 333 }
 334
 335 static void bar_destroy(GtkWidget *widget, gpointer data)
 336 {
 337         BarData *bd = data;
 338
 339         file_data_unref(bd->fd);
 340         g_free(bd);
 341 }
 342
 343 GtkWidget *bar_new(LayoutWindow *lw)
 344 {
 345         BarData *bd;
 346         GtkWidget *box;
 347         GtkWidget *scrolled;
 348
 349         bd = g_new0(BarData, 1);
 350
 351         bd->lw = lw;
 352
 353         bd->widget = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 354         g_object_set_data(G_OBJECT(bd->widget), "bar_data", bd);
 355         g_signal_connect(G_OBJECT(bd->widget), "destroy",
 356                          G_CALLBACK(bar_destroy), bd);
 357
 358         g_signal_connect(G_OBJECT(bd->widget), "size-allocate",
 359                          G_CALLBACK(bar_size_allocate), bd);
 360
 361         bd->width = SIDEBAR_DEFAULT_WIDTH;
 362         gtk_widget_set_size_request(bd->widget, bd->width, -1);
 363
 364         box = gtk_hbox_new(FALSE, 0);
 365
 366         bd->label_file_name = gtk_label_new("");
 367         gtk_label_set_ellipsize(GTK_LABEL(bd->label_file_name), PANGO_ELLIPSIZE_END);
 368         gtk_label_set_selectable(GTK_LABEL(bd->label_file_name), TRUE);
 369         gtk_misc_set_alignment(GTK_MISC(bd->label_file_name), 0.5, 0.5);
 370         gtk_box_pack_start(GTK_BOX(box), bd->label_file_name, TRUE, TRUE, 0);
 371         gtk_widget_show(bd->label_file_name);
 372
 373         gtk_box_pack_start(GTK_BOX(bd->widget), box, FALSE, FALSE, 0);
 374         gtk_widget_show(box);
 375
 376         scrolled = gtk_scrolled_window_new(NULL, NULL);
 377         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 378                 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 379         gtk_box_pack_start(GTK_BOX(bd->widget), scrolled, TRUE, TRUE, 0);
 380         gtk_widget_show(scrolled);
 381
 382
 383         bd->vbox = gtk_vbox_new(FALSE, 0);
 384         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(scrolled), bd->vbox);
 385         gtk_viewport_set_shadow_type(GTK_VIEWPORT(gtk_bin_get_child(GTK_BIN(scrolled))), GTK_SHADOW_NONE);
 386
 387         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_NONE);
 388         gtk_widget_show(bd->vbox);
 389         return bd->widget;
 390 }
 391
 392 GtkWidget *bar_new_default(LayoutWindow *lw)
 393 {
 394         GtkWidget *bar = bar_new(lw);
 395
 396         bar_populate_default(bar);
 397
 398         gtk_widget_show(bar);
 399
 400         return bar;
 401 }
 402
 403 GtkWidget *bar_update_from_config(GtkWidget *bar, const gchar **attribute_names, const gchar **attribute_values)
 404 {
 405         gboolean enabled = TRUE;
 406         gint width = SIDEBAR_DEFAULT_WIDTH;
 407
 408         while (*attribute_names)
 409                 {
 410                 const gchar *option = *attribute_names++;
 411                 const gchar *value = *attribute_values++;
 412
 413                 if (READ_BOOL_FULL("enabled", enabled)) continue;
 414                 if (READ_INT_FULL("width", width)) continue;
 415
 416
 417                 log_printf("unknown attribute %s = %s\n", option, value);
 418                 }
 419
 420         gtk_widget_set_size_request(bar, width, -1);
 421         if (enabled)
 422                 {
 423                 gtk_widget_show(bar);
 424                 }
 425         else
 426                 {
 427                 gtk_widget_hide(bar);
 428                 }
 429         return bar;
 430 }
 431
 432 GtkWidget *bar_new_from_config(LayoutWindow *lw, const gchar **attribute_names, const gchar **attribute_values)
 433 {
 434         GtkWidget *bar = bar_new(lw);
 435         return bar_update_from_config(bar, attribute_names, attribute_values);
 436 }
 437
 438 GtkWidget *bar_pane_expander_title(const gchar *title)
 439 {
 440         GtkWidget *widget = gtk_label_new(title);
 441
 442         pref_label_bold(widget, TRUE, FALSE);
 443         //gtk_label_set_ellipsize(GTK_LABEL(widget), PANGO_ELLIPSIZE_END); //FIXME: do not work
 444
 445         return widget;
 446 }
 447
 448 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */