src/bar_comment.c

   1 /*
   2  * Geeqie
   3  * (C) 2004 John Ellis
   4  * Copyright (C) 2008 - 2010 The Geeqie Team
   5  *
   6  * Author: John Ellis
   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_comment.h"
  16
  17 #include "bar.h"
  18 #include "metadata.h"
  19 #include "filedata.h"
  20 #include "ui_menu.h"
  21 #include "ui_misc.h"
  22 #include "rcfile.h"
  23 #include "layout.h"
  24
  25 static void bar_pane_comment_changed(GtkTextBuffer *buffer, gpointer data);
  26
  27 /*
  28  *-------------------------------------------------------------------
  29  * keyword / comment utils
  30  *-------------------------------------------------------------------
  31  */
  32
  33
  34
  35 typedef struct _PaneCommentData PaneCommentData;
  36 struct _PaneCommentData
  37 {
  38         PaneData pane;
  39         GtkWidget *widget;
  40         GtkWidget *comment_view;
  41         FileData *fd;
  42         gchar *key;
  43         gint height;
  44 };
  45
  46
  47 static void bar_pane_comment_write(PaneCommentData *pcd)
  48 {
  49         gchar *comment;
  50
  51         if (!pcd->fd) return;
  52
  53         comment = text_widget_text_pull(pcd->comment_view);
  54
  55         metadata_write_string(pcd->fd, pcd->key, comment);
  56         g_free(comment);
  57 }
  58
  59
  60 static void bar_pane_comment_update(PaneCommentData *pcd)
  61 {
  62         gchar *comment = NULL;
  63         GtkTextBuffer *comment_buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(pcd->comment_view));
  64
  65         g_signal_handlers_block_by_func(comment_buffer, bar_pane_comment_changed, pcd);
  66
  67         comment = metadata_read_string(pcd->fd, pcd->key, METADATA_PLAIN);
  68         gtk_text_buffer_set_text(comment_buffer,
  69                                  (comment) ? comment : "", -1);
  70         g_free(comment);
  71
  72         g_signal_handlers_unblock_by_func(comment_buffer, bar_pane_comment_changed, pcd);
  73
  74         gtk_widget_set_sensitive(pcd->comment_view, (pcd->fd != NULL));
  75 }
  76
  77 static void bar_pane_comment_set_selection(PaneCommentData *pcd, gboolean append)
  78 {
  79         GList *list = NULL;
  80         GList *work;
  81         gchar *comment = NULL;
  82
  83         comment = text_widget_text_pull(pcd->comment_view);
  84
  85         list = layout_selection_list(pcd->pane.lw);
  86         list = file_data_process_groups_in_selection(list, FALSE, NULL);
  87
  88         work = list;
  89         while (work)
  90                 {
  91                 FileData *fd = work->data;
  92                 work = work->next;
  93                 if (fd == pcd->fd) continue;
  94
  95                 if (append)
  96                         {
  97                         metadata_append_string(fd, pcd->key, comment);
  98                         }
  99                 else
 100                         {
 101                         metadata_write_string(fd, pcd->key, comment);
 102                         }
 103                 }
 104
 105         filelist_free(list);
 106         g_free(comment);
 107 }
 108
 109 static void bar_pane_comment_sel_add_cb(GtkWidget *button, gpointer data)
 110 {
 111         PaneCommentData *pcd = data;
 112
 113         bar_pane_comment_set_selection(pcd, TRUE);
 114 }
 115
 116 static void bar_pane_comment_sel_replace_cb(GtkWidget *button, gpointer data)
 117 {
 118         PaneCommentData *pcd = data;
 119
 120         bar_pane_comment_set_selection(pcd, FALSE);
 121 }
 122
 123
 124 static void bar_pane_comment_set_fd(GtkWidget *bar, FileData *fd)
 125 {
 126         PaneCommentData *pcd;
 127
 128         pcd = g_object_get_data(G_OBJECT(bar), "pane_data");
 129         if (!pcd) return;
 130
 131         file_data_unref(pcd->fd);
 132         pcd->fd = file_data_ref(fd);
 133
 134         bar_pane_comment_update(pcd);
 135 }
 136
 137 static gint bar_pane_comment_event(GtkWidget *bar, GdkEvent *event)
 138 {
 139         PaneCommentData *pcd;
 140
 141         pcd = g_object_get_data(G_OBJECT(bar), "pane_data");
 142         if (!pcd) return FALSE;
 143
 144         if (GTK_WIDGET_HAS_FOCUS(pcd->comment_view)) return gtk_widget_event(pcd->comment_view, event);
 145
 146         return FALSE;
 147 }
 148
 149 static void bar_pane_comment_write_config(GtkWidget *pane, GString *outstr, gint indent)
 150 {
 151         PaneCommentData *pcd;
 152
 153         pcd = g_object_get_data(G_OBJECT(pane), "pane_data");
 154         if (!pcd) return;
 155
 156         WRITE_NL(); WRITE_STRING("<pane_comment ");
 157         write_char_option(outstr, indent, "id", pcd->pane.id);
 158         write_char_option(outstr, indent, "title", gtk_label_get_text(GTK_LABEL(pcd->pane.title)));
 159         WRITE_BOOL(pcd->pane, expanded);
 160         WRITE_CHAR(*pcd, key);
 161         WRITE_INT(*pcd, height);
 162         WRITE_STRING("/>");
 163 }
 164
 165 static void bar_pane_comment_notify_cb(FileData *fd, NotifyType type, gpointer data)
 166 {
 167         PaneCommentData *pcd = data;
 168         if ((type & (NOTIFY_REREAD | NOTIFY_CHANGE | NOTIFY_METADATA)) && fd == pcd->fd)
 169                 {
 170                 DEBUG_1("Notify pane_comment: %s %04x", fd->path, type);
 171
 172                 bar_pane_comment_update(pcd);
 173                 }
 174 }
 175
 176 static void bar_pane_comment_changed(GtkTextBuffer *buffer, gpointer data)
 177 {
 178         PaneCommentData *pcd = data;
 179
 180         file_data_unregister_notify_func(bar_pane_comment_notify_cb, pcd);
 181         bar_pane_comment_write(pcd);
 182         file_data_register_notify_func(bar_pane_comment_notify_cb, pcd, NOTIFY_PRIORITY_LOW);
 183 }
 184
 185
 186 static void bar_pane_comment_populate_popup(GtkTextView *textview, GtkMenu *menu, gpointer data)
 187 {
 188         PaneCommentData *pcd = data;
 189
 190         menu_item_add_divider(GTK_WIDGET(menu));
 191         menu_item_add_stock(GTK_WIDGET(menu), _("Add text to selected files"), GTK_STOCK_ADD, G_CALLBACK(bar_pane_comment_sel_add_cb), pcd);
 192         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);
 193 }
 194
 195 #if 0
 196 static void bar_pane_comment_close(GtkWidget *bar)
 197 {
 198         PaneCommentData *pcd;
 199
 200         pcd = g_object_get_data(G_OBJECT(bar), "pane_data");
 201         if (!pcd) return;
 202
 203         gtk_widget_destroy(pcd->comment_view);
 204 }
 205 #endif
 206
 207 static void bar_pane_comment_destroy(GtkWidget *widget, gpointer data)
 208 {
 209         PaneCommentData *pcd = data;
 210
 211         file_data_unregister_notify_func(bar_pane_comment_notify_cb, pcd);
 212
 213         file_data_unref(pcd->fd);
 214         g_free(pcd->key);
 215
 216         g_free(pcd->pane.id);
 217
 218         g_free(pcd);
 219 }
 220
 221
 222 static GtkWidget *bar_pane_comment_new(const gchar *id, const gchar *title, const gchar *key, gboolean expanded, gint height)
 223 {
 224         PaneCommentData *pcd;
 225         GtkWidget *scrolled;
 226         GtkTextBuffer *buffer;
 227
 228         pcd = g_new0(PaneCommentData, 1);
 229
 230         pcd->pane.pane_set_fd = bar_pane_comment_set_fd;
 231         pcd->pane.pane_event = bar_pane_comment_event;
 232         pcd->pane.pane_write_config = bar_pane_comment_write_config;
 233         pcd->pane.title = bar_pane_expander_title(title);
 234         pcd->pane.id = g_strdup(id);
 235         pcd->pane.type = PANE_COMMENT;
 236
 237         pcd->pane.expanded = expanded;
 238
 239         pcd->key = g_strdup(key);
 240         pcd->height = height;
 241
 242         scrolled = gtk_scrolled_window_new(NULL, NULL);
 243
 244         pcd->widget = scrolled;
 245         g_object_set_data(G_OBJECT(pcd->widget), "pane_data", pcd);
 246         g_signal_connect(G_OBJECT(pcd->widget), "destroy",
 247                          G_CALLBACK(bar_pane_comment_destroy), pcd);
 248
 249         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_IN);
 250         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 251                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 252
 253         gtk_widget_set_size_request(pcd->widget, -1, height);
 254         gtk_widget_show(scrolled);
 255
 256         pcd->comment_view = gtk_text_view_new();
 257         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(pcd->comment_view), GTK_WRAP_WORD);
 258         gtk_container_add(GTK_CONTAINER(scrolled), pcd->comment_view);
 259         g_signal_connect(G_OBJECT(pcd->comment_view), "populate-popup",
 260                          G_CALLBACK(bar_pane_comment_populate_popup), pcd);
 261         gtk_widget_show(pcd->comment_view);
 262
 263         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(pcd->comment_view));
 264         g_signal_connect(G_OBJECT(buffer), "changed",
 265                          G_CALLBACK(bar_pane_comment_changed), pcd);
 266
 267
 268         file_data_register_notify_func(bar_pane_comment_notify_cb, pcd, NOTIFY_PRIORITY_LOW);
 269
 270         return pcd->widget;
 271 }
 272
 273 GtkWidget *bar_pane_comment_new_from_config(const gchar **attribute_names, const gchar **attribute_values)
 274 {
 275         gchar *title = NULL;
 276         gchar *key = g_strdup(COMMENT_KEY);
 277         gboolean expanded = TRUE;
 278         gint height = 50;
 279         gchar *id = g_strdup("comment");
 280         GtkWidget *ret;
 281
 282         while (*attribute_names)
 283                 {
 284                 const gchar *option = *attribute_names++;
 285                 const gchar *value = *attribute_values++;
 286
 287                 if (READ_CHAR_FULL("title", title)) continue;
 288                 if (READ_CHAR_FULL("key", key)) continue;
 289                 if (READ_BOOL_FULL("expanded", expanded)) continue;
 290                 if (READ_INT_FULL("height", height)) continue;
 291                 if (READ_CHAR_FULL("id", id)) continue;
 292
 293
 294                 log_printf("unknown attribute %s = %s\n", option, value);
 295                 }
 296
 297         bar_pane_translate_title(PANE_COMMENT, id, &title);
 298         ret = bar_pane_comment_new(id, title, key, expanded, height);
 299         g_free(title);
 300         g_free(key);
 301         g_free(id);
 302         return ret;
 303 }
 304
 305 void bar_pane_comment_update_from_config(GtkWidget *pane, const gchar **attribute_names, const gchar **attribute_values)
 306 {
 307         PaneCommentData *pcd;
 308
 309         pcd = g_object_get_data(G_OBJECT(pane), "pane_data");
 310         if (!pcd) return;
 311
 312         gchar *title = NULL;
 313
 314         while (*attribute_names)
 315                 {
 316                 const gchar *option = *attribute_names++;
 317                 const gchar *value = *attribute_values++;
 318
 319                 if (READ_CHAR_FULL("title", title)) continue;
 320                 if (READ_CHAR_FULL("key", pcd->key)) continue;
 321                 if (READ_BOOL_FULL("expanded", pcd->pane.expanded)) continue;
 322                 if (READ_INT_FULL("height", pcd->height)) continue;
 323                 if (READ_CHAR_FULL("id", pcd->pane.id)) continue;
 324
 325
 326                 log_printf("unknown attribute %s = %s\n", option, value);
 327                 }
 328
 329         if (title)
 330                 {
 331                 bar_pane_translate_title(PANE_COMMENT, pcd->pane.id, &title);
 332                 gtk_label_set_text(GTK_LABEL(pcd->pane.title), title);
 333                 g_free(title);
 334                 }
 335         gtk_widget_set_size_request(pcd->widget, -1, pcd->height);
 336         bar_update_expander(pane);
 337         bar_pane_comment_update(pcd);
 338 }
 339
 340 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */