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
 176         pcd = g_object_get_data(G_OBJECT(pane), "pane_data");
 177         if (!pcd) return;
 178
 179         if (!g_strcmp0(pcd->pane.id, "title"))
 180                 {
 181                 pcd->height = options->info_title.height;
 182                 }
 183         if (!g_strcmp0(pcd->pane.id, "comment"))
 184                 {
 185                 pcd->height = options->info_comment.height;
 186                 }
 187         if (!g_strcmp0(pcd->pane.id, "rating"))
 188                 {
 189                 pcd->height = options->info_rating.height;
 190                 }
 191
 192         WRITE_NL(); WRITE_STRING("<pane_comment ");
 193         write_char_option(outstr, indent, "id", pcd->pane.id);
 194         write_char_option(outstr, indent, "title", gtk_label_get_text(GTK_LABEL(pcd->pane.title)));
 195         WRITE_BOOL(pcd->pane, expanded);
 196         WRITE_CHAR(*pcd, key);
 197         WRITE_INT(*pcd, height);
 198         WRITE_STRING("/>");
 199 }
 200
 201 static void bar_pane_comment_notify_cb(FileData *fd, NotifyType type, gpointer data)
 202 {
 203         PaneCommentData *pcd = data;
 204         if ((type & (NOTIFY_REREAD | NOTIFY_CHANGE | NOTIFY_METADATA)) && fd == pcd->fd)
 205                 {
 206                 DEBUG_1("Notify pane_comment: %s %04x", fd->path, type);
 207
 208                 bar_pane_comment_update(pcd);
 209                 }
 210 }
 211
 212 static void bar_pane_comment_changed(GtkTextBuffer *buffer, gpointer data)
 213 {
 214         PaneCommentData *pcd = data;
 215
 216         bar_pane_comment_write(pcd);
 217 }
 218
 219
 220 static void bar_pane_comment_populate_popup(GtkTextView *textview, GtkMenu *menu, gpointer data)
 221 {
 222         PaneCommentData *pcd = data;
 223
 224         menu_item_add_divider(GTK_WIDGET(menu));
 225         menu_item_add_stock(GTK_WIDGET(menu), _("Add text to selected files"), GTK_STOCK_ADD, G_CALLBACK(bar_pane_comment_sel_add_cb), pcd);
 226         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);
 227 }
 228
 229 static void bar_pane_comment_destroy(GtkWidget *widget, gpointer data)
 230 {
 231         PaneCommentData *pcd = data;
 232
 233         file_data_unregister_notify_func(bar_pane_comment_notify_cb, pcd);
 234
 235         file_data_unref(pcd->fd);
 236         g_free(pcd->key);
 237
 238         g_free(pcd->pane.id);
 239
 240         g_free(pcd);
 241 }
 242
 243
 244 static GtkWidget *bar_pane_comment_new(const gchar *id, const gchar *title, const gchar *key, gboolean expanded, gint height)
 245 {
 246         PaneCommentData *pcd;
 247         GtkWidget *scrolled;
 248         GtkTextBuffer *buffer;
 249
 250         pcd = g_new0(PaneCommentData, 1);
 251
 252         pcd->pane.pane_set_fd = bar_pane_comment_set_fd;
 253         pcd->pane.pane_event = bar_pane_comment_event;
 254         pcd->pane.pane_write_config = bar_pane_comment_write_config;
 255         pcd->pane.title = bar_pane_expander_title(title);
 256         pcd->pane.id = g_strdup(id);
 257         pcd->pane.type = PANE_COMMENT;
 258
 259         pcd->pane.expanded = expanded;
 260
 261         pcd->key = g_strdup(key);
 262         pcd->height = height;
 263
 264         scrolled = gtk_scrolled_window_new(NULL, NULL);
 265
 266         pcd->widget = scrolled;
 267         g_object_set_data(G_OBJECT(pcd->widget), "pane_data", pcd);
 268         g_signal_connect(G_OBJECT(pcd->widget), "destroy",
 269                          G_CALLBACK(bar_pane_comment_destroy), pcd);
 270
 271         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_IN);
 272         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 273                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 274
 275         gtk_widget_set_size_request(pcd->widget, -1, height);
 276         gtk_widget_show(scrolled);
 277
 278         pcd->comment_view = gtk_text_view_new();
 279         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(pcd->comment_view), GTK_WRAP_WORD);
 280         gtk_container_add(GTK_CONTAINER(scrolled), pcd->comment_view);
 281         g_signal_connect(G_OBJECT(pcd->comment_view), "populate-popup",
 282                          G_CALLBACK(bar_pane_comment_populate_popup), pcd);
 283         gtk_widget_show(pcd->comment_view);
 284
 285         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(pcd->comment_view));
 286         g_signal_connect(G_OBJECT(buffer), "changed",
 287                          G_CALLBACK(bar_pane_comment_changed), pcd);
 288
 289
 290         file_data_register_notify_func(bar_pane_comment_notify_cb, pcd, NOTIFY_PRIORITY_LOW);
 291
 292         return pcd->widget;
 293 }
 294
 295 GtkWidget *bar_pane_comment_new_from_config(const gchar **attribute_names, const gchar **attribute_values)
 296 {
 297         gchar *title = NULL;
 298         gchar *key = g_strdup(COMMENT_KEY);
 299         gboolean expanded = TRUE;
 300         gint height = 50;
 301         gchar *id = g_strdup("comment");
 302         GtkWidget *ret;
 303
 304         while (*attribute_names)
 305                 {
 306                 const gchar *option = *attribute_names++;
 307                 const gchar *value = *attribute_values++;
 308
 309                 if (READ_CHAR_FULL("title", title)) continue;
 310                 if (READ_CHAR_FULL("key", key)) continue;
 311                 if (READ_BOOL_FULL("expanded", expanded)) continue;
 312                 if (READ_INT_FULL("height", height)) continue;
 313                 if (READ_CHAR_FULL("id", id)) continue;
 314
 315
 316                 log_printf("unknown attribute %s = %s\n", option, value);
 317                 }
 318
 319         if (!g_strcmp0(id, "title"))
 320                 {
 321                 options->info_title.height = height;
 322                 }
 323         if (!g_strcmp0(id, "comment"))
 324                 {
 325                 options->info_comment.height = height;
 326                 }
 327         if (!g_strcmp0(id, "rating"))
 328                 {
 329                 options->info_rating.height = height;
 330                 }
 331
 332         bar_pane_translate_title(PANE_COMMENT, id, &title);
 333         ret = bar_pane_comment_new(id, title, key, expanded, height);
 334         g_free(title);
 335         g_free(key);
 336         g_free(id);
 337         return ret;
 338 }
 339
 340 void bar_pane_comment_update_from_config(GtkWidget *pane, const gchar **attribute_names, const gchar **attribute_values)
 341 {
 342         PaneCommentData *pcd;
 343
 344         pcd = g_object_get_data(G_OBJECT(pane), "pane_data");
 345         if (!pcd) return;
 346
 347         gchar *title = NULL;
 348
 349         while (*attribute_names)
 350                 {
 351                 const gchar *option = *attribute_names++;
 352                 const gchar *value = *attribute_values++;
 353
 354                 if (READ_CHAR_FULL("title", title)) continue;
 355                 if (READ_CHAR_FULL("key", pcd->key)) continue;
 356                 if (READ_BOOL_FULL("expanded", pcd->pane.expanded)) continue;
 357                 if (READ_INT_FULL("height", pcd->height)) continue;
 358                 if (READ_CHAR_FULL("id", pcd->pane.id)) continue;
 359
 360
 361                 log_printf("unknown attribute %s = %s\n", option, value);
 362                 }
 363
 364         if (title)
 365                 {
 366                 bar_pane_translate_title(PANE_COMMENT, pcd->pane.id, &title);
 367                 gtk_label_set_text(GTK_LABEL(pcd->pane.title), title);
 368                 g_free(title);
 369                 }
 370         gtk_widget_set_size_request(pcd->widget, -1, pcd->height);
 371         bar_update_expander(pane);
 372         bar_pane_comment_update(pcd);
 373 }
 374
 375 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */