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 void bar_write_config(GtkWidget *bar, GString *outstr, gint indent)
 155 {
 156         BarData *bd;
 157         GList *list, *work;
 158
 159         if (!bar) return;
 160
 161         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 162         if (!bd) return;
 163
 164         WRITE_NL(); WRITE_STRING("<bar ");
 165         write_bool_option(outstr, indent, "enabled", GTK_WIDGET_VISIBLE(bar));
 166         write_uint_option(outstr, indent, "width", bd->width);
 167         WRITE_STRING(">");
 168
 169         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 170         work = list;
 171         while (work)
 172                 {
 173                 GtkWidget *expander = work->data;
 174                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 175                 PaneData *pd = g_object_get_data(G_OBJECT(widget), "pane_data");
 176                 if (!pd) continue;
 177
 178                 pd->expanded = gtk_expander_get_expanded(GTK_EXPANDER(expander));
 179
 180                 if (pd->pane_write_config)
 181                         pd->pane_write_config(widget, outstr, indent + 1);
 182
 183                 work = work->next;
 184                 }
 185         g_list_free(list);
 186
 187         WRITE_NL(); WRITE_STRING("</bar>");
 188 }
 189
 190
 191 void bar_add(GtkWidget *bar, GtkWidget *pane)
 192 {
 193         GtkWidget *expander;
 194         BarData *bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 195         PaneData *pd = g_object_get_data(G_OBJECT(pane), "pane_data");
 196
 197         if (!bd) return;
 198
 199         pd->lw = bd->lw;
 200         pd->bar = bar;
 201
 202         expander = gtk_expander_new(NULL);
 203         if (pd && pd->title)
 204                 {
 205                 gtk_expander_set_label_widget(GTK_EXPANDER(expander), pd->title);
 206                 gtk_widget_show(pd->title);
 207                 }
 208
 209         gtk_box_pack_start(GTK_BOX(bd->vbox), expander, FALSE, TRUE, 0);
 210
 211         g_signal_connect(expander, "button_press_event", G_CALLBACK(bar_expander_menu_cb), bd);
 212
 213         gtk_container_add(GTK_CONTAINER(expander), pane);
 214
 215         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 216
 217         gtk_widget_show(expander);
 218
 219         if (bd->fd && pd && pd->pane_set_fd) pd->pane_set_fd(pane, bd->fd);
 220
 221 }
 222
 223 static void bar_populate_default(GtkWidget *bar)
 224 {
 225         GtkWidget *widget;
 226
 227         widget = bar_pane_histogram_new(_("Histogram"), 80, TRUE, HCHAN_RGB, 0);
 228         bar_add(bar, widget);
 229
 230         widget = bar_pane_comment_new(_("Title"), "Xmp.dc.title", TRUE, 40);
 231         bar_add(bar, widget);
 232
 233         widget = bar_pane_keywords_new(_("Keywords"), KEYWORD_KEY, TRUE);
 234         bar_add(bar, widget);
 235
 236         widget = bar_pane_comment_new(_("Comment"), "Xmp.dc.description", TRUE, 150);
 237         bar_add(bar, widget);
 238
 239         widget = bar_pane_exif_new(_("Exif"), TRUE, TRUE);
 240         bar_add(bar, widget);
 241 }
 242
 243 static void bar_size_allocate(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
 244 {
 245         BarData *bd = data;
 246
 247         bd->width = allocation->width;
 248 }
 249
 250 gint bar_get_width(GtkWidget *bar)
 251 {
 252         BarData *bd;
 253
 254         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 255         if (!bd) return 0;
 256
 257         return bd->width;
 258 }
 259
 260 void bar_close(GtkWidget *bar)
 261 {
 262         BarData *bd;
 263
 264         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 265         if (!bd) return;
 266
 267         gtk_widget_destroy(bd->widget);
 268 }
 269
 270 static void bar_destroy(GtkWidget *widget, gpointer data)
 271 {
 272         BarData *bd = data;
 273
 274         file_data_unref(bd->fd);
 275         g_free(bd);
 276 }
 277
 278 GtkWidget *bar_new(LayoutWindow *lw)
 279 {
 280         BarData *bd;
 281         GtkWidget *box;
 282         GtkWidget *scrolled;
 283
 284         bd = g_new0(BarData, 1);
 285
 286         bd->lw = lw;
 287
 288         bd->widget = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 289         g_object_set_data(G_OBJECT(bd->widget), "bar_data", bd);
 290         g_signal_connect(G_OBJECT(bd->widget), "destroy",
 291                          G_CALLBACK(bar_destroy), bd);
 292
 293         g_signal_connect(G_OBJECT(bd->widget), "size-allocate",
 294                          G_CALLBACK(bar_size_allocate), bd);
 295
 296         bd->width = SIDEBAR_DEFAULT_WIDTH;
 297         gtk_widget_set_size_request(bd->widget, bd->width, -1);
 298
 299         box = gtk_hbox_new(FALSE, 0);
 300
 301         bd->label_file_name = gtk_label_new("");
 302         gtk_label_set_ellipsize(GTK_LABEL(bd->label_file_name), PANGO_ELLIPSIZE_END);
 303         gtk_label_set_selectable(GTK_LABEL(bd->label_file_name), TRUE);
 304         gtk_misc_set_alignment(GTK_MISC(bd->label_file_name), 0.5, 0.5);
 305         gtk_box_pack_start(GTK_BOX(box), bd->label_file_name, TRUE, TRUE, 0);
 306         gtk_widget_show(bd->label_file_name);
 307
 308         gtk_box_pack_start(GTK_BOX(bd->widget), box, FALSE, FALSE, 0);
 309         gtk_widget_show(box);
 310
 311         scrolled = gtk_scrolled_window_new(NULL, NULL);
 312         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 313                 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 314         gtk_box_pack_start(GTK_BOX(bd->widget), scrolled, TRUE, TRUE, 0);
 315         gtk_widget_show(scrolled);
 316
 317
 318         bd->vbox = gtk_vbox_new(FALSE, 0);
 319         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(scrolled), bd->vbox);
 320         gtk_viewport_set_shadow_type(GTK_VIEWPORT(gtk_bin_get_child(GTK_BIN(scrolled))), GTK_SHADOW_NONE);
 321
 322         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_NONE);
 323         gtk_widget_show(bd->vbox);
 324         return bd->widget;
 325 }
 326
 327 GtkWidget *bar_new_default(LayoutWindow *lw)
 328 {
 329         GtkWidget *bar = bar_new(lw);
 330
 331         bar_populate_default(bar);
 332
 333         gtk_widget_show(bar);
 334
 335         return bar;
 336 }
 337
 338 GtkWidget *bar_new_from_config(LayoutWindow *lw, const gchar **attribute_names, const gchar **attribute_values)
 339 {
 340         GtkWidget *bar = bar_new(lw);
 341
 342         gboolean enabled = TRUE;
 343         gint width = SIDEBAR_DEFAULT_WIDTH;
 344
 345         while (*attribute_names)
 346                 {
 347                 const gchar *option = *attribute_names++;
 348                 const gchar *value = *attribute_values++;
 349
 350                 if (READ_BOOL_FULL("enabled", enabled)) continue;
 351                 if (READ_INT_FULL("width", width)) continue;
 352
 353
 354                 log_printf("unknown attribute %s = %s\n", option, value);
 355                 }
 356
 357         gtk_widget_set_size_request(bar, width, -1);
 358         if (enabled) gtk_widget_show(bar);
 359         return bar;
 360 }
 361
 362 GtkWidget *bar_pane_expander_title(const gchar *title)
 363 {
 364         GtkWidget *widget = gtk_label_new(title);
 365
 366         pref_label_bold(widget, TRUE, FALSE);
 367         //gtk_label_set_ellipsize(GTK_LABEL(widget), PANGO_ELLIPSIZE_END); //FIXME: do not work
 368
 369         return widget;
 370 }
 371
 372 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */