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         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_add(GtkWidget *bar, GtkWidget *pane)
 190 {
 191         GtkWidget *expander;
 192         BarData *bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 193         PaneData *pd = g_object_get_data(G_OBJECT(pane), "pane_data");
 194
 195
 196         if (!bd) return;
 197
 198         pd->lw = bd->lw;
 199         pd->bar = bar;
 200
 201         expander = gtk_expander_new(NULL);
 202         if (pd && pd->title)
 203                 {
 204                 gtk_expander_set_label_widget(GTK_EXPANDER(expander), pd->title);
 205                 gtk_widget_show(pd->title);
 206                 }
 207
 208         gtk_box_pack_start(GTK_BOX(bd->vbox), expander, FALSE, TRUE, 0);
 209
 210         g_signal_connect(expander, "button_press_event", G_CALLBACK(bar_expander_menu_cb), bd);
 211
 212         gtk_container_add(GTK_CONTAINER(expander), pane);
 213
 214         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 215
 216         gtk_widget_show(expander);
 217
 218         if (bd->fd && pd && pd->pane_set_fd) pd->pane_set_fd(pane, bd->fd);
 219
 220 }
 221
 222 static void bar_populate_default(GtkWidget *bar)
 223 {
 224         GtkWidget *widget;
 225         widget = bar_pane_histogram_new(_("Histogram"), 80, TRUE, HCHAN_RGB, 0);
 226         bar_add(bar, widget);
 227
 228         widget = bar_pane_comment_new(_("Title"), "Xmp.dc.title", TRUE, 40);
 229         bar_add(bar, widget);
 230
 231         widget = bar_pane_keywords_new(_("Keywords"), KEYWORD_KEY, TRUE);
 232         bar_add(bar, widget);
 233
 234         widget = bar_pane_comment_new(_("Comment"), "Xmp.dc.description", TRUE, 150);
 235         bar_add(bar, widget);
 236
 237         widget = bar_pane_exif_new(_("Exif"), TRUE, TRUE);
 238         bar_add(bar, widget);
 239 }
 240
 241 static void bar_size_allocate(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
 242 {
 243         BarData *bd = data;
 244
 245         bd->width = allocation->width;
 246 }
 247
 248 gint bar_get_width(GtkWidget *bar)
 249 {
 250         BarData *bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 251         if (!bd) return 0;
 252         return bd->width;
 253 }
 254
 255 void bar_close(GtkWidget *bar)
 256 {
 257         BarData *bd;
 258
 259         bd = g_object_get_data(G_OBJECT(bar), "bar_data");
 260         if (!bd) return;
 261
 262         gtk_widget_destroy(bd->widget);
 263 }
 264
 265 static void bar_destroy(GtkWidget *widget, gpointer data)
 266 {
 267         BarData *bd = data;
 268
 269         file_data_unref(bd->fd);
 270         g_free(bd);
 271 }
 272
 273 GtkWidget *bar_new(LayoutWindow *lw)
 274 {
 275         BarData *bd;
 276         GtkWidget *box;
 277         GtkWidget *scrolled;
 278
 279         bd = g_new0(BarData, 1);
 280
 281         bd->lw = lw;
 282
 283         bd->widget = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 284         g_object_set_data(G_OBJECT(bd->widget), "bar_data", bd);
 285         g_signal_connect(G_OBJECT(bd->widget), "destroy",
 286                          G_CALLBACK(bar_destroy), bd);
 287
 288         g_signal_connect(G_OBJECT(bd->widget), "size-allocate",
 289                          G_CALLBACK(bar_size_allocate), bd);
 290
 291         bd->width = SIDEBAR_DEFAULT_WIDTH;
 292         gtk_widget_set_size_request(bd->widget, bd->width, -1);
 293
 294         box = gtk_hbox_new(FALSE, 0);
 295
 296         bd->label_file_name = gtk_label_new("");
 297         gtk_label_set_ellipsize(GTK_LABEL(bd->label_file_name), PANGO_ELLIPSIZE_END);
 298         gtk_label_set_selectable(GTK_LABEL(bd->label_file_name), TRUE);
 299         gtk_misc_set_alignment(GTK_MISC(bd->label_file_name), 0.5, 0.5);
 300         gtk_box_pack_start(GTK_BOX(box), bd->label_file_name, TRUE, TRUE, 0);
 301         gtk_widget_show(bd->label_file_name);
 302
 303         gtk_box_pack_start(GTK_BOX(bd->widget), box, FALSE, FALSE, 0);
 304         gtk_widget_show(box);
 305
 306         scrolled = gtk_scrolled_window_new(NULL, NULL);
 307         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 308                 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 309         gtk_box_pack_start(GTK_BOX(bd->widget), scrolled, TRUE, TRUE, 0);
 310         gtk_widget_show(scrolled);
 311
 312
 313         bd->vbox = gtk_vbox_new(FALSE, 0);
 314         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(scrolled), bd->vbox);
 315         gtk_viewport_set_shadow_type(GTK_VIEWPORT(gtk_bin_get_child(GTK_BIN(scrolled))), GTK_SHADOW_NONE);
 316
 317         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_NONE);
 318         gtk_widget_show(bd->vbox);
 319         return bd->widget;
 320 }
 321
 322 GtkWidget *bar_new_default(LayoutWindow *lw)
 323 {
 324         GtkWidget *bar = bar_new(lw);
 325
 326         bar_populate_default(bar);
 327
 328         gtk_widget_show(bar);
 329
 330         return bar;
 331 }
 332
 333 GtkWidget *bar_new_from_config(LayoutWindow *lw, const gchar **attribute_names, const gchar **attribute_values)
 334 {
 335         GtkWidget *bar = bar_new(lw);
 336
 337         gboolean enabled = TRUE;
 338         gint width = SIDEBAR_DEFAULT_WIDTH;
 339
 340         while (*attribute_names)
 341                 {
 342                 const gchar *option = *attribute_names++;
 343                 const gchar *value = *attribute_values++;
 344
 345                 if (READ_BOOL_FULL("enabled", enabled)) continue;
 346                 if (READ_INT_FULL("width", width)) continue;
 347
 348
 349                 DEBUG_1("unknown attribute %s = %s", option, value);
 350                 }
 351
 352         gtk_widget_set_size_request(bar, width, -1);
 353         if (enabled) gtk_widget_show(bar);
 354         return bar;
 355 }
 356
 357 GtkWidget *bar_pane_expander_title(const gchar *title)
 358 {
 359         GtkWidget *widget = gtk_label_new(title);
 360
 361         pref_label_bold(widget, TRUE, FALSE);
 362         //gtk_label_set_ellipsize(GTK_LABEL(widget), PANGO_ELLIPSIZE_END); //FIXME: do not work
 363
 364         return widget;
 365 }
 366
 367 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */