src/bar_comment.c

   1 /*
   2  * Geeqie
   3  * (C) 2004 John Ellis
   4  * Copyright (C) 2008 - 2009 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         work = list;
  87         while (work)
  88                 {
  89                 FileData *fd = work->data;
  90                 work = work->next;
  91
  92                 if (append)
  93                         {
  94                         metadata_append_string(fd, pcd->key, comment);
  95                         }
  96                 else
  97                         {
  98                         metadata_write_string(fd, pcd->key, comment);
  99                         }
 100                 }
 101
 102         filelist_free(list);
 103         g_free(comment);
 104 }
 105
 106 static void bar_pane_comment_sel_add_cb(GtkWidget *button, gpointer data)
 107 {
 108         PaneCommentData *pcd = data;
 109
 110         bar_pane_comment_set_selection(pcd, TRUE);
 111 }
 112
 113 static void bar_pane_comment_sel_replace_cb(GtkWidget *button, gpointer data)
 114 {
 115         PaneCommentData *pcd = data;
 116
 117         bar_pane_comment_set_selection(pcd, FALSE);
 118 }
 119
 120
 121 static void bar_pane_comment_set_fd(GtkWidget *bar, FileData *fd)
 122 {
 123         PaneCommentData *pcd;
 124
 125         pcd = g_object_get_data(G_OBJECT(bar), "pane_data");
 126         if (!pcd) return;
 127
 128         file_data_unref(pcd->fd);
 129         pcd->fd = file_data_ref(fd);
 130
 131         bar_pane_comment_update(pcd);
 132 }
 133
 134 static gint bar_pane_comment_event(GtkWidget *bar, GdkEvent *event)
 135 {
 136         PaneCommentData *pcd;
 137
 138         pcd = g_object_get_data(G_OBJECT(bar), "pane_data");
 139         if (!pcd) return FALSE;
 140
 141         if (GTK_WIDGET_HAS_FOCUS(pcd->comment_view)) return gtk_widget_event(pcd->comment_view, event);
 142
 143         return FALSE;
 144 }
 145
 146 static void bar_pane_comment_write_config(GtkWidget *pane, GString *outstr, gint indent)
 147 {
 148         PaneCommentData *pcd;
 149
 150         pcd = g_object_get_data(G_OBJECT(pane), "pane_data");
 151         if (!pcd) return;
 152
 153         WRITE_STRING("<pane_comment\n");
 154         indent++;
 155         write_char_option(outstr, indent, "pane.title", gtk_label_get_text(GTK_LABEL(pcd->pane.title)));
 156         WRITE_BOOL(*pcd, pane.expanded);
 157         WRITE_CHAR(*pcd, key);
 158         WRITE_INT(*pcd, height);
 159         indent--;
 160         WRITE_STRING("/>\n");
 161 }
 162
 163 static void bar_pane_comment_notify_cb(FileData *fd, NotifyType type, gpointer data)
 164 {
 165         PaneCommentData *pcd = data;
 166         if (fd == pcd->fd) bar_pane_comment_update(pcd);
 167 }
 168
 169 static void bar_pane_comment_changed(GtkTextBuffer *buffer, gpointer data)
 170 {
 171         PaneCommentData *pcd = data;
 172
 173         file_data_unregister_notify_func(bar_pane_comment_notify_cb, pcd);
 174         bar_pane_comment_write(pcd);
 175         file_data_register_notify_func(bar_pane_comment_notify_cb, pcd, NOTIFY_PRIORITY_LOW);
 176 }
 177
 178
 179 static void bar_pane_comment_populate_popup(GtkTextView *textview, GtkMenu *menu, gpointer data)
 180 {
 181         PaneCommentData *pcd = data;
 182
 183         menu_item_add_divider(GTK_WIDGET(menu));
 184         menu_item_add_stock(GTK_WIDGET(menu), _("Add text to selected files"), GTK_STOCK_ADD, G_CALLBACK(bar_pane_comment_sel_add_cb), pcd);
 185         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);
 186 }
 187
 188
 189 static void bar_pane_comment_close(GtkWidget *bar)
 190 {
 191         PaneCommentData *pcd;
 192
 193         pcd = g_object_get_data(G_OBJECT(bar), "pane_data");
 194         if (!pcd) return;
 195
 196         gtk_widget_destroy(pcd->comment_view);
 197 }
 198
 199 static void bar_pane_comment_destroy(GtkWidget *widget, gpointer data)
 200 {
 201         PaneCommentData *pcd = data;
 202
 203         file_data_unregister_notify_func(bar_pane_comment_notify_cb, pcd);
 204
 205         file_data_unref(pcd->fd);
 206         g_free(pcd->key);
 207
 208
 209         g_free(pcd);
 210 }
 211
 212
 213 GtkWidget *bar_pane_comment_new(const gchar *title, const gchar *key, gboolean expanded, gint height)
 214 {
 215         PaneCommentData *pcd;
 216         GtkWidget *scrolled;
 217         GtkTextBuffer *buffer;
 218
 219         pcd = g_new0(PaneCommentData, 1);
 220
 221         pcd->pane.pane_set_fd = bar_pane_comment_set_fd;
 222         pcd->pane.pane_event = bar_pane_comment_event;
 223         pcd->pane.pane_write_config = bar_pane_comment_write_config;
 224         pcd->pane.title = bar_pane_expander_title(title);
 225
 226         pcd->pane.expanded = expanded;
 227
 228         pcd->key = g_strdup(key);
 229         pcd->height = height;
 230
 231         scrolled = gtk_scrolled_window_new(NULL, NULL);
 232
 233         pcd->widget = scrolled;
 234         g_object_set_data(G_OBJECT(pcd->widget), "pane_data", pcd);
 235         g_signal_connect(G_OBJECT(pcd->widget), "destroy",
 236                          G_CALLBACK(bar_pane_comment_destroy), pcd);
 237
 238         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_IN);
 239         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 240                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 241
 242         gtk_widget_set_size_request(scrolled, -1, height);
 243         gtk_widget_show(scrolled);
 244
 245         pcd->comment_view = gtk_text_view_new();
 246         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(pcd->comment_view), GTK_WRAP_WORD);
 247         gtk_container_add(GTK_CONTAINER(scrolled), pcd->comment_view);
 248         g_signal_connect(G_OBJECT(pcd->comment_view), "populate-popup",
 249                          G_CALLBACK(bar_pane_comment_populate_popup), pcd);
 250         gtk_widget_show(pcd->comment_view);
 251
 252         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(pcd->comment_view));
 253         g_signal_connect(G_OBJECT(buffer), "changed",
 254                          G_CALLBACK(bar_pane_comment_changed), pcd);
 255
 256
 257         file_data_register_notify_func(bar_pane_comment_notify_cb, pcd, NOTIFY_PRIORITY_LOW);
 258
 259         return pcd->widget;
 260 }
 261
 262 GtkWidget *bar_pane_comment_new_from_config(const gchar **attribute_names, const gchar **attribute_values)
 263 {
 264         gchar *title = g_strdup(_("NoName"));
 265         gchar *key = g_strdup(COMMENT_KEY);
 266         gboolean expanded = TRUE;
 267         gint height = 50;
 268
 269         while (*attribute_names)
 270                 {
 271                 const gchar *option = *attribute_names++;
 272                 const gchar *value = *attribute_values++;
 273
 274                 if (READ_CHAR_FULL("pane.title", title)) continue;
 275                 if (READ_CHAR_FULL("key", key)) continue;
 276                 if (READ_BOOL_FULL("pane.expanded", expanded)) continue;
 277                 if (READ_INT_FULL("height", height)) continue;
 278
 279
 280                 DEBUG_1("unknown attribute %s = %s", option, value);
 281                 }
 282
 283         return bar_pane_comment_new(title, key, expanded, height);
 284 }
 285
 286 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */