src/bar_comment.c

   1 /*
   2  * Copyright (C) 2004 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "main.h"
  23 #include "bar_comment.h"
  24
  25 #include "bar.h"
  26 #include "metadata.h"
  27 #include "filedata.h"
  28 #include "ui_menu.h"
  29 #include "ui_misc.h"
  30 #include "rcfile.h"
  31 #include "layout.h"
  32
  33 static void bar_pane_comment_changed(GtkTextBuffer *buffer, gpointer data);
  34
  35 /*
  36  *-------------------------------------------------------------------
  37  * keyword / comment utils
  38  *-------------------------------------------------------------------
  39  */
  40
  41
  42
  43 typedef struct _PaneCommentData PaneCommentData;
  44 struct _PaneCommentData
  45 {
  46         PaneData pane;
  47         GtkWidget *widget;
  48         GtkWidget *comment_view;
  49         FileData *fd;
  50         gchar *key;
  51         gint height;
  52 };
  53
  54
  55 static void bar_pane_comment_write(PaneCommentData *pcd)
  56 {
  57         gchar *comment;
  58
  59         if (!pcd->fd) return;
  60
  61         comment = text_widget_text_pull(pcd->comment_view);
  62
  63         metadata_write_string(pcd->fd, pcd->key, comment);
  64         g_free(comment);
  65 }
  66
  67
  68 static void bar_pane_comment_update(PaneCommentData *pcd)
  69 {
  70         gchar *comment = NULL;
  71         gchar *orig_comment = NULL;
  72         gchar *comment_not_null;
  73         gshort rating;
  74         GtkTextBuffer *comment_buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(pcd->comment_view));
  75
  76         orig_comment = text_widget_text_pull(pcd->comment_view);
  77         if (g_strcmp0(pcd->key, "Xmp.xmp.Rating") == 0)
  78                 {
  79                 rating = metadata_read_int(pcd->fd, pcd->key, 0);
  80                 comment = g_strdup_printf("%d", rating);
  81                 }
  82         else
  83                 {
  84                 comment = metadata_read_string(pcd->fd, pcd->key, METADATA_PLAIN);
  85                 }
  86         comment_not_null = (comment) ? comment : "";
  87
  88         if (strcmp(orig_comment, comment_not_null) != 0)
  89                 {
  90                 g_signal_handlers_block_by_func(comment_buffer, bar_pane_comment_changed, pcd);
  91                 gtk_text_buffer_set_text(comment_buffer, comment_not_null, -1);
  92                 g_signal_handlers_unblock_by_func(comment_buffer, bar_pane_comment_changed, pcd);
  93                 }
  94         g_free(comment);
  95         g_free(orig_comment);
  96
  97         gtk_widget_set_sensitive(pcd->comment_view, (pcd->fd != NULL));
  98 }
  99
 100 static void bar_pane_comment_set_selection(PaneCommentData *pcd, gboolean append)
 101 {
 102         GList *list = NULL;
 103         GList *work;
 104         gchar *comment = NULL;
 105
 106         comment = text_widget_text_pull(pcd->comment_view);
 107
 108         list = layout_selection_list(pcd->pane.lw);
 109         list = file_data_process_groups_in_selection(list, FALSE, NULL);
 110
 111         work = list;
 112         while (work)
 113                 {
 114                 FileData *fd = work->data;
 115                 work = work->next;
 116                 if (fd == pcd->fd) continue;
 117
 118                 if (append)
 119                         {
 120                         metadata_append_string(fd, pcd->key, comment);
 121                         }
 122                 else
 123                         {
 124                         metadata_write_string(fd, pcd->key, comment);
 125                         }
 126                 }
 127
 128         filelist_free(list);
 129         g_free(comment);
 130 }
 131
 132 static void bar_pane_comment_sel_add_cb(GtkWidget *button, gpointer data)
 133 {
 134         PaneCommentData *pcd = data;
 135
 136         bar_pane_comment_set_selection(pcd, TRUE);
 137 }
 138
 139 static void bar_pane_comment_sel_replace_cb(GtkWidget *button, gpointer data)
 140 {
 141         PaneCommentData *pcd = data;
 142
 143         bar_pane_comment_set_selection(pcd, FALSE);
 144 }
 145
 146
 147 static void bar_pane_comment_set_fd(GtkWidget *bar, FileData *fd)
 148 {
 149         PaneCommentData *pcd;
 150
 151         pcd = g_object_get_data(G_OBJECT(bar), "pane_data");
 152         if (!pcd) return;
 153
 154         file_data_unref(pcd->fd);
 155         pcd->fd = file_data_ref(fd);
 156
 157         bar_pane_comment_update(pcd);
 158 }
 159
 160 static gint bar_pane_comment_event(GtkWidget *bar, GdkEvent *event)
 161 {
 162         PaneCommentData *pcd;
 163
 164         pcd = g_object_get_data(G_OBJECT(bar), "pane_data");
 165         if (!pcd) return FALSE;
 166
 167         if (gtk_widget_has_focus(pcd->comment_view)) return gtk_widget_event(pcd->comment_view, event);
 168
 169         return FALSE;
 170 }
 171
 172 static void bar_pane_comment_write_config(GtkWidget *pane, GString *outstr, gint indent)
 173 {
 174         PaneCommentData *pcd;
 175         gint w, h;
 176
 177         pcd = g_object_get_data(G_OBJECT(pane), "pane_data");
 178         if (!pcd) return;
 179
 180         gtk_widget_get_size_request(GTK_WIDGET(pane), &w, &h);
 181
 182         if (!g_strcmp0(pcd->pane.id, "title"))
 183                 {
 184                 pcd->height = h;
 185                 }
 186         if (!g_strcmp0(pcd->pane.id, "comment"))
 187                 {
 188                 pcd->height = h;
 189                 }
 190         if (!g_strcmp0(pcd->pane.id, "rating"))
 191                 {
 192                 pcd->height = h;
 193                 }
 194         if (!g_strcmp0(pcd->pane.id, "headline"))
 195                 {
 196                 pcd->height = h;
 197                 }
 198
 199         WRITE_NL(); WRITE_STRING("<pane_comment ");
 200         write_char_option(outstr, indent, "id", pcd->pane.id);
 201         write_char_option(outstr, indent, "title", gtk_label_get_text(GTK_LABEL(pcd->pane.title)));
 202         WRITE_BOOL(pcd->pane, expanded);
 203         WRITE_CHAR(*pcd, key);
 204         WRITE_INT(*pcd, height);
 205         WRITE_STRING("/>");
 206 }
 207
 208 static void bar_pane_comment_notify_cb(FileData *fd, NotifyType type, gpointer data)
 209 {
 210         PaneCommentData *pcd = data;
 211         if ((type & (NOTIFY_REREAD | NOTIFY_CHANGE | NOTIFY_METADATA)) && fd == pcd->fd)
 212                 {
 213                 DEBUG_1("Notify pane_comment: %s %04x", fd->path, type);
 214
 215                 bar_pane_comment_update(pcd);
 216                 }
 217 }
 218
 219 static void bar_pane_comment_changed(GtkTextBuffer *buffer, gpointer data)
 220 {
 221         PaneCommentData *pcd = data;
 222
 223         bar_pane_comment_write(pcd);
 224 }
 225
 226
 227 static void bar_pane_comment_populate_popup(GtkTextView *textview, GtkMenu *menu, gpointer data)
 228 {
 229         PaneCommentData *pcd = data;
 230
 231         menu_item_add_divider(GTK_WIDGET(menu));
 232         menu_item_add_stock(GTK_WIDGET(menu), _("Add text to selected files"), GTK_STOCK_ADD, G_CALLBACK(bar_pane_comment_sel_add_cb), pcd);
 233         menu_item_add_stock(GTK_WIDGET(menu), _("Replace existing text in selected files"), GTK_STOCK_CONVERT, G_CALLBACK(bar_pane_comment_sel_replace_cb), data);
 234 }
 235
 236 static void bar_pane_comment_destroy(GtkWidget *widget, gpointer data)
 237 {
 238         PaneCommentData *pcd = data;
 239
 240         file_data_unregister_notify_func(bar_pane_comment_notify_cb, pcd);
 241
 242         file_data_unref(pcd->fd);
 243         g_free(pcd->key);
 244
 245         g_free(pcd->pane.id);
 246
 247         g_free(pcd);
 248 }
 249
 250
 251 static GtkWidget *bar_pane_comment_new(const gchar *id, const gchar *title, const gchar *key, gboolean expanded, gint height)
 252 {
 253         PaneCommentData *pcd;
 254         GtkWidget *scrolled;
 255         GtkTextBuffer *buffer;
 256
 257         pcd = g_new0(PaneCommentData, 1);
 258
 259         pcd->pane.pane_set_fd = bar_pane_comment_set_fd;
 260         pcd->pane.pane_event = bar_pane_comment_event;
 261         pcd->pane.pane_write_config = bar_pane_comment_write_config;
 262         pcd->pane.title = bar_pane_expander_title(title);
 263         pcd->pane.id = g_strdup(id);
 264         pcd->pane.type = PANE_COMMENT;
 265
 266         pcd->pane.expanded = expanded;
 267
 268         pcd->key = g_strdup(key);
 269         pcd->height = height;
 270
 271         scrolled = gtk_scrolled_window_new(NULL, NULL);
 272
 273         pcd->widget = scrolled;
 274         g_object_set_data(G_OBJECT(pcd->widget), "pane_data", pcd);
 275         g_signal_connect(G_OBJECT(pcd->widget), "destroy",
 276                          G_CALLBACK(bar_pane_comment_destroy), pcd);
 277
 278         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_IN);
 279         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 280                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 281
 282         gtk_widget_set_size_request(pcd->widget, -1, height);
 283         gtk_widget_show(scrolled);
 284
 285         pcd->comment_view = gtk_text_view_new();
 286         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(pcd->comment_view), GTK_WRAP_WORD);
 287         gtk_container_add(GTK_CONTAINER(scrolled), pcd->comment_view);
 288         g_signal_connect(G_OBJECT(pcd->comment_view), "populate-popup",
 289                          G_CALLBACK(bar_pane_comment_populate_popup), pcd);
 290         gtk_widget_show(pcd->comment_view);
 291
 292         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(pcd->comment_view));
 293         g_signal_connect(G_OBJECT(buffer), "changed",
 294                          G_CALLBACK(bar_pane_comment_changed), pcd);
 295
 296
 297         file_data_register_notify_func(bar_pane_comment_notify_cb, pcd, NOTIFY_PRIORITY_LOW);
 298
 299         return pcd->widget;
 300 }
 301
 302 GtkWidget *bar_pane_comment_new_from_config(const gchar **attribute_names, const gchar **attribute_values)
 303 {
 304         gchar *title = NULL;
 305         gchar *key = g_strdup(COMMENT_KEY);
 306         gboolean expanded = TRUE;
 307         gint height = 50;
 308         gchar *id = g_strdup("comment");
 309         GtkWidget *ret;
 310
 311         while (*attribute_names)
 312                 {
 313                 const gchar *option = *attribute_names++;
 314                 const gchar *value = *attribute_values++;
 315
 316                 if (READ_CHAR_FULL("title", title)) continue;
 317                 if (READ_CHAR_FULL("key", key)) continue;
 318                 if (READ_BOOL_FULL("expanded", expanded)) continue;
 319                 if (READ_INT_FULL("height", height)) continue;
 320                 if (READ_CHAR_FULL("id", id)) continue;
 321
 322
 323                 log_printf("unknown attribute %s = %s\n", option, value);
 324                 }
 325
 326         if (!g_strcmp0(id, "title"))
 327                 {
 328                 options->info_title.height = height;
 329                 }
 330         if (!g_strcmp0(id, "comment"))
 331                 {
 332                 options->info_comment.height = height;
 333                 }
 334         if (!g_strcmp0(id, "rating"))
 335                 {
 336                 options->info_rating.height = height;
 337                 }
 338         if (!g_strcmp0(id, "headline"))
 339                 {
 340                 options->info_headline.height = height;
 341                 }
 342
 343         bar_pane_translate_title(PANE_COMMENT, id, &title);
 344         ret = bar_pane_comment_new(id, title, key, expanded, height);
 345         g_free(title);
 346         g_free(key);
 347         g_free(id);
 348         return ret;
 349 }
 350
 351 void bar_pane_comment_update_from_config(GtkWidget *pane, const gchar **attribute_names, const gchar **attribute_values)
 352 {
 353         PaneCommentData *pcd;
 354
 355         pcd = g_object_get_data(G_OBJECT(pane), "pane_data");
 356         if (!pcd) return;
 357
 358         gchar *title = NULL;
 359
 360         while (*attribute_names)
 361                 {
 362                 const gchar *option = *attribute_names++;
 363                 const gchar *value = *attribute_values++;
 364
 365                 if (READ_CHAR_FULL("title", title)) continue;
 366                 if (READ_CHAR_FULL("key", pcd->key)) continue;
 367                 if (READ_BOOL_FULL("expanded", pcd->pane.expanded)) continue;
 368                 if (READ_INT_FULL("height", pcd->height)) continue;
 369                 if (READ_CHAR_FULL("id", pcd->pane.id)) continue;
 370
 371
 372                 log_printf("unknown attribute %s = %s\n", option, value);
 373                 }
 374
 375         if (title)
 376                 {
 377                 bar_pane_translate_title(PANE_COMMENT, pcd->pane.id, &title);
 378                 gtk_label_set_text(GTK_LABEL(pcd->pane.title), title);
 379                 g_free(title);
 380                 }
 381         gtk_widget_set_size_request(pcd->widget, -1, pcd->height);
 382         bar_update_expander(pane);
 383         bar_pane_comment_update(pcd);
 384 }
 385
 386 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */