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 "rcfile.h"
  31
  32 #define BAR_SIZE_INCREMENT 48
  33 #define BAR_ARROW_SIZE 7
  34
  35
  36 typedef struct _BarData BarData;
  37 struct _BarData
  38 {
  39         GtkWidget *widget;
  40         GtkWidget *vbox;
  41         FileData *fd;
  42         GtkWidget *label_file_name;
  43
  44         GList *(*list_func)(gpointer);
  45         gpointer list_data;
  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         if (!expander) return;
  55         box = gtk_widget_get_ancestor(expander, GTK_TYPE_BOX);
  56         if (!box) return;
  57
  58         gtk_container_child_get(GTK_CONTAINER(box), expander, "position", &pos, NULL);
  59
  60         pos = up ? (pos - 1) : (pos + 1);
  61         if (pos < 0) pos = 0;
  62
  63         gtk_box_reorder_child(GTK_BOX(box), expander, pos);
  64 }
  65
  66
  67 static void bar_expander_move_up_cb(GtkWidget *widget, gpointer data)
  68 {
  69         bar_expander_move(widget, data, TRUE);
  70 }
  71
  72 static void bar_expander_move_down_cb(GtkWidget *widget, gpointer data)
  73 {
  74         bar_expander_move(widget, data, FALSE);
  75 }
  76
  77
  78 static void bar_expander_menu_popup(GtkWidget *data)
  79 {
  80         GtkWidget *menu;
  81
  82         menu = popup_menu_short_lived();
  83
  84         menu_item_add_stock(menu, _("Move _up"), GTK_STOCK_GO_UP, G_CALLBACK(bar_expander_move_up_cb), data);
  85         menu_item_add_stock(menu, _("Move _down"), GTK_STOCK_GO_DOWN, G_CALLBACK(bar_expander_move_down_cb), data);
  86         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, data, 0, GDK_CURRENT_TIME);
  87 }
  88
  89
  90 static gboolean bar_expander_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
  91 {
  92         if (bevent->button == MOUSE_BUTTON_RIGHT)
  93                 {
  94                 bar_expander_menu_popup(widget);
  95                 return TRUE;
  96                 }
  97         return FALSE;
  98 }
  99
 100
 101 void bar_pane_set_fd_cb(GtkWidget *expander, gpointer data)
 102 {
 103         GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 104         PaneData *pd = g_object_get_data(G_OBJECT(widget), "pane_data");
 105         if (!pd) return;
 106         if (pd->pane_set_fd) pd->pane_set_fd(widget, data);
 107 }
 108
 109 void bar_set_fd(GtkWidget *bar, FileData *fd)
 110 {
 111         BarData *bd;
 112         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 113         if (!bd) return;
 114
 115         file_data_unref(bd->fd);
 116         bd->fd = file_data_ref(fd);
 117
 118         gtk_container_foreach(GTK_CONTAINER(bd->vbox), bar_pane_set_fd_cb, fd);
 119
 120         gtk_label_set_text(GTK_LABEL(bd->label_file_name), (bd->fd) ? bd->fd->name : "");
 121
 122 }
 123
 124 gint bar_event(GtkWidget *bar, GdkEvent *event)
 125 {
 126         BarData *bd;
 127         GList *list, *work;
 128         gint ret = FALSE;
 129         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 130         if (!bd) return FALSE;
 131
 132         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 133
 134         work = list;
 135         while (work)
 136                 {
 137                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 138                 PaneData *pd = g_object_get_data(G_OBJECT(widget), "pane_data");
 139                 if (!pd) continue;
 140
 141                 if (pd->pane_event && pd->pane_event(widget, event))
 142                         {
 143                         ret = TRUE;
 144                         break;
 145                         }
 146                 work = work->next;
 147                 }
 148         g_list_free(list);
 149         return ret;
 150 }
 151
 152 void bar_write_config(GtkWidget *bar, GString *outstr, gint indent)
 153 {
 154         BarData *bd;
 155         GList *list, *work;
 156         if (!bar) return;
 157         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 158         if (!bd) return;
 159
 160         WRITE_STRING("<bar\n");
 161         indent++;
 162         write_bool_option(outstr, indent, "enabled", GTK_WIDGET_VISIBLE(bar));
 163         write_uint_option(outstr, indent, "width", bd->width);
 164         indent--;
 165         WRITE_STRING(">\n");
 166
 167         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 168         work = list;
 169         while (work)
 170                 {
 171                 GtkWidget *expander = work->data;
 172                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 173                 PaneData *pd = g_object_get_data(G_OBJECT(widget), "pane_data");
 174                 if (!pd) continue;
 175
 176                 pd->expanded = gtk_expander_get_expanded(GTK_EXPANDER(expander));
 177
 178                 if (pd->pane_write_config)
 179                         pd->pane_write_config(widget, outstr, indent + 1);
 180
 181                 work = work->next;
 182                 }
 183         g_list_free(list);
 184
 185         WRITE_STRING("</bar>\n");
 186 }
 187
 188
 189 void bar_pane_set_selection_func(GtkWidget *pane, GList *(*list_func)(gpointer data), gpointer data)
 190 {
 191         PaneData *pd;
 192
 193         pd = g_object_get_data(G_OBJECT(pane), "pane_data");
 194         if (!pd) return;
 195
 196         pd->list_func = list_func;
 197         pd->list_data = data;
 198 }
 199
 200 void bar_set_selection_func(GtkWidget *bar, GList *(*list_func)(gpointer data), gpointer data)
 201 {
 202         BarData *bd;
 203         GList *list, *work;
 204         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 205         if (!bd) return;
 206
 207         bd->list_func = list_func;
 208         bd->list_data = data;
 209
 210         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 211
 212         work = list;
 213         while (work)
 214                 {
 215                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 216
 217                 bar_pane_set_selection_func(widget, list_func, data);
 218
 219                 work = work->next;
 220                 }
 221         g_list_free(list);
 222         return;
 223 }
 224
 225
 226
 227
 228
 229 void bar_add(GtkWidget *bar, GtkWidget *pane)
 230 {
 231         GtkWidget *expander;
 232         GtkWidget *label;
 233         BarData *bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 234         PaneData *pd = g_object_get_data(G_OBJECT(pane), "pane_data");
 235
 236
 237         if (!bd) return;
 238
 239         expander = gtk_expander_new(pd ? pd->title : "");
 240         gtk_box_pack_start(GTK_BOX(bd->vbox), expander, FALSE, TRUE, 0);
 241
 242         g_signal_connect(expander, "button_press_event", G_CALLBACK(bar_expander_menu_cb), bd);
 243
 244         label = gtk_expander_get_label_widget(GTK_EXPANDER(expander));
 245 //      gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
 246         pref_label_bold(label, TRUE, FALSE);
 247
 248         gtk_container_add(GTK_CONTAINER(expander), pane);
 249
 250         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 251
 252         gtk_widget_show(expander);
 253
 254         if (bd->list_func) bar_pane_set_selection_func(pane, bd->list_func, bd->list_data);
 255         if (bd->fd && pd && pd->pane_set_fd) pd->pane_set_fd(pane, bd->fd);
 256
 257 }
 258
 259 static void bar_populate_default(GtkWidget *bar)
 260 {
 261         GtkWidget *widget;
 262         widget = bar_pane_histogram_new(_("Histogram"), 80, TRUE);
 263         bar_add(bar, widget);
 264
 265         widget = bar_pane_comment_new(_("Title"), "Xmp.dc.title", TRUE, 40);
 266         bar_add(bar, widget);
 267
 268         widget = bar_pane_keywords_new(_("Keywords"), KEYWORD_KEY, TRUE);
 269         bar_add(bar, widget);
 270
 271         widget = bar_pane_comment_new(_("Comment"), "Xmp.dc.description", TRUE, 150);
 272         bar_add(bar, widget);
 273
 274         widget = bar_pane_exif_new(_("Exif"), TRUE);
 275         bar_add(bar, widget);
 276 }
 277
 278 static void bar_sized(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
 279 {
 280         BarData *bd = data;
 281         bd->width = allocation->width;
 282 }
 283
 284
 285 static void bar_width(BarData *bd, gint val)
 286 {
 287         gint size;
 288
 289         size = bd->widget->allocation.width;
 290         size = CLAMP(size + val, BAR_SIZE_INCREMENT * 2, BAR_SIZE_INCREMENT * 16);
 291
 292         gtk_widget_set_size_request(bd->widget, size, -1);
 293 }
 294
 295 static void bar_larger(GtkWidget *widget, gpointer data)
 296 {
 297         BarData *bd = data;
 298
 299         bar_width(bd, BAR_SIZE_INCREMENT);
 300 }
 301
 302 static void bar_smaller(GtkWidget *widget, gpointer data)
 303 {
 304         BarData *bd = data;
 305
 306         bar_width(bd, -BAR_SIZE_INCREMENT);
 307 }
 308
 309 void bar_close(GtkWidget *bar)
 310 {
 311         BarData *bd;
 312
 313         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 314         if (!bd) return;
 315
 316         gtk_widget_destroy(bd->widget);
 317 }
 318
 319 static void bar_destroy(GtkWidget *widget, gpointer data)
 320 {
 321         BarData *bd = data;
 322
 323         file_data_unref(bd->fd);
 324         g_free(bd);
 325 }
 326
 327 GtkWidget *bar_new(GtkWidget *bounding_widget)
 328 {
 329         BarData *bd;
 330         GtkWidget *box;
 331         GtkWidget *sizer;
 332         GtkWidget *label;
 333         GtkWidget *button;
 334         GtkWidget *arrow;
 335         GtkWidget *scrolled;
 336
 337         bd = g_new0(BarData, 1);
 338
 339         bd->widget = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 340         g_object_set_data(G_OBJECT(bd->widget), "bar_data", bd);
 341         g_signal_connect(G_OBJECT(bd->widget), "destroy",
 342                          G_CALLBACK(bar_destroy), bd);
 343
 344         g_signal_connect(G_OBJECT(bd->widget), "size_allocate",
 345                          G_CALLBACK(bar_sized), bd);
 346
 347         bd->width = PANEL_DEFAULT_WIDTH;
 348         gtk_widget_set_size_request(bd->widget, bd->width, -1);
 349
 350         box = gtk_hbox_new(FALSE, 0);
 351
 352         sizer = sizer_new(bd->widget, bounding_widget, SIZER_POS_LEFT);
 353         sizer_set_limits(sizer, BAR_SIZE_INCREMENT * 2, -1, -1 , -1);
 354         gtk_box_pack_start(GTK_BOX(box), sizer, FALSE, FALSE, 0);
 355         gtk_widget_show(sizer);
 356
 357         label = gtk_label_new(_("Filename:"));
 358         gtk_misc_set_alignment(GTK_MISC(label), 1.0, 0.0);
 359         gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
 360         gtk_widget_show(label);
 361
 362         bd->label_file_name = gtk_label_new("");
 363         pref_label_bold(bd->label_file_name, TRUE, FALSE);
 364         gtk_misc_set_alignment(GTK_MISC(bd->label_file_name), 0.0, 0.0);
 365         gtk_box_pack_start(GTK_BOX(box), bd->label_file_name, TRUE, TRUE, 0);
 366         gtk_widget_show(bd->label_file_name);
 367
 368         button = gtk_button_new();
 369         gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);
 370         g_signal_connect(G_OBJECT(button), "clicked",
 371                          G_CALLBACK(bar_smaller), bd);
 372         gtk_box_pack_end(GTK_BOX(box), button, FALSE, FALSE, 0);
 373         arrow = gtk_arrow_new(GTK_ARROW_RIGHT, GTK_SHADOW_NONE);
 374         gtk_widget_set_size_request(arrow, BAR_ARROW_SIZE, BAR_ARROW_SIZE);
 375         gtk_container_add(GTK_CONTAINER(button), arrow);
 376         gtk_widget_show(arrow);
 377         gtk_widget_show(button);
 378
 379         button = gtk_button_new();
 380         gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);
 381         g_signal_connect(G_OBJECT(button), "clicked",
 382                          G_CALLBACK(bar_larger), bd);
 383         gtk_box_pack_end(GTK_BOX(box), button, FALSE, FALSE, 0);
 384         arrow = gtk_arrow_new(GTK_ARROW_LEFT, GTK_SHADOW_NONE);
 385         gtk_widget_set_size_request(arrow, BAR_ARROW_SIZE, BAR_ARROW_SIZE);
 386         gtk_container_add(GTK_CONTAINER(button), arrow);
 387         gtk_widget_show(arrow);
 388         gtk_widget_show(button);
 389
 390         gtk_box_pack_start(GTK_BOX(bd->widget), box, FALSE, FALSE, 0);
 391         gtk_widget_show(box);
 392
 393         scrolled = gtk_scrolled_window_new(NULL, NULL);
 394         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 395                 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 396         gtk_box_pack_start(GTK_BOX(bd->widget), scrolled, TRUE, TRUE, 0);
 397         gtk_widget_show(scrolled);
 398
 399
 400         bd->vbox = gtk_vbox_new(FALSE, 0);
 401         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(scrolled), bd->vbox);
 402         gtk_viewport_set_shadow_type(GTK_VIEWPORT(gtk_bin_get_child(GTK_BIN(scrolled))), GTK_SHADOW_NONE);
 403
 404         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_NONE);
 405         gtk_widget_show(bd->vbox);
 406         return bd->widget;
 407 }
 408
 409 GtkWidget *bar_new_default(GtkWidget *bounding_widget)
 410 {
 411         GtkWidget *bar = bar_new(bounding_widget);
 412
 413         bar_populate_default(bar);
 414
 415         gtk_widget_show(bar);
 416
 417         return bar;
 418 }
 419
 420 GtkWidget *bar_new_from_config(GtkWidget *bounding_widget, const gchar **attribute_names, const gchar **attribute_values)
 421 {
 422         GtkWidget *bar = bar_new(bounding_widget);
 423
 424         gboolean enabled = TRUE;
 425         gint width = PANEL_DEFAULT_WIDTH;
 426
 427         while (*attribute_names)
 428                 {
 429                 const gchar *option = *attribute_names++;
 430                 const gchar *value = *attribute_values++;
 431
 432                 if (READ_BOOL_FULL("enabled", enabled)) continue;
 433                 if (READ_INT_FULL("width", width)) continue;
 434
 435
 436                 DEBUG_1("unknown attribute %s = %s", option, value);
 437                 }
 438
 439         gtk_widget_set_size_request(bar, width, -1);
 440         if (enabled) gtk_widget_show(bar);
 441         return bar;
 442 }
 443
 444
 445 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */