Compose: handle pasted images and text/uri-list (files) and attach them
This commit is contained in:
Colin Leroy
Andrej Kacian
parent
3e3fa274fd
commit
95bd2a18ed
1 changed files with 182 additions and 56 deletions
238
src/compose.c
238
src/compose.c
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@ -10897,58 +10897,196 @@ static void entry_copy_clipboard(GtkWidget *entry)
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gtk_clipboard_get(GDK_SELECTION_CLIPBOARD));
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}
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static void paste_text(Compose *compose, GtkWidget *entry,
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gboolean wrap, GdkAtom clip, GtkTextIter *insert_place,
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const gchar *contents)
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{
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GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(entry));
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GtkTextMark *mark_start = gtk_text_buffer_get_insert(buffer);
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GtkTextIter start_iter, end_iter;
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gint start, end;
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if (contents == NULL)
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return;
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/* we shouldn't delete the selection when middle-click-pasting, or we
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* can't mid-click-paste our own selection */
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if (clip != GDK_SELECTION_PRIMARY) {
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undo_paste_clipboard(GTK_TEXT_VIEW(compose->text), compose->undostruct);
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gtk_text_buffer_delete_selection(buffer, FALSE, TRUE);
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}
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if (insert_place == NULL) {
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/* if insert_place isn't specified, insert at the cursor.
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* used for Ctrl-V pasting */
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gtk_text_buffer_get_iter_at_mark(buffer, &start_iter, mark_start);
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start = gtk_text_iter_get_offset(&start_iter);
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gtk_text_buffer_insert(buffer, &start_iter, contents, strlen(contents));
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} else {
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/* if insert_place is specified, paste here.
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* used for mid-click-pasting */
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start = gtk_text_iter_get_offset(insert_place);
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gtk_text_buffer_insert(buffer, insert_place, contents, strlen(contents));
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if (prefs_common.primary_paste_unselects)
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gtk_text_buffer_select_range(buffer, insert_place, insert_place);
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}
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if (!wrap) {
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/* paste unwrapped: mark the paste so it's not wrapped later */
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end = start + strlen(contents);
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gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
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gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
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gtk_text_buffer_apply_tag_by_name(buffer, "no_wrap", &start_iter, &end_iter);
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} else if (wrap && clip == GDK_SELECTION_PRIMARY) {
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/* rewrap paragraph now (after a mid-click-paste) */
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mark_start = gtk_text_buffer_get_insert(buffer);
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gtk_text_buffer_get_iter_at_mark(buffer, &start_iter, mark_start);
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gtk_text_iter_backward_char(&start_iter);
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compose_beautify_paragraph(compose, &start_iter, TRUE);
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}
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compose->modified = TRUE;
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}
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static void attach_uri_list(Compose *compose, GtkSelectionData *data)
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{
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GList *list, *tmp;
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int att = 0;
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gchar *warn_files = NULL;
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list = uri_list_extract_filenames(
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(const gchar *)gtk_selection_data_get_data(data));
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for (tmp = list; tmp != NULL; tmp = tmp->next) {
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gchar *utf8_filename = conv_filename_to_utf8((const gchar *)tmp->data);
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gchar *tmp_f = g_strdup_printf("%s%s\n",
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warn_files?warn_files:"",
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utf8_filename);
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g_free(warn_files);
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warn_files = tmp_f;
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att++;
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compose_attach_append
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(compose, (const gchar *)tmp->data,
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utf8_filename, NULL, NULL);
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g_free(utf8_filename);
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}
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if (list) {
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compose_changed_cb(NULL, compose);
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alertpanel_notice(ngettext(
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"The following file has been attached: \n%s",
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"The following files have been attached: \n%s", att), warn_files);
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g_free(warn_files);
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}
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list_free_strings_full(list);
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}
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int attach_image(Compose *compose, GtkSelectionData *data, const gchar *subtype)
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{
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FILE *fp;
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const guchar *contents;
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gchar *file;
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gchar *type;
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size_t len;
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int r;
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cm_return_val_if_fail(data != NULL, -1);
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contents = gtk_selection_data_get_data(data);
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len = gtk_selection_data_get_length(data);
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file = g_strconcat(get_tmp_file(), "-image.", subtype, NULL);
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debug_print("writing image to %s\n", file);
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if ((fp = claws_fopen(file, "wb")) == NULL) {
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FILE_OP_ERROR(file, "claws_fopen");
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return -1;
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}
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if (claws_fwrite(contents, 1, len, fp) != len) {
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FILE_OP_ERROR(file, "claws_fwrite");
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claws_fclose(fp);
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claws_unlink(file);
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return -1;
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}
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r = claws_safe_fclose(fp);
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if (r == EOF) {
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FILE_OP_ERROR(file, "claws_fclose");
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claws_unlink(file);
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return -1;
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}
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type = g_strconcat("image/", subtype, NULL);
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compose_attach_append(compose, (const gchar *)file,
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(const gchar *)file, type, NULL);
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alertpanel_notice(_("The pasted image has been attached as: \n%s"), file);
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g_free(file);
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g_free(type);
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return 0;
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}
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static void entry_paste_clipboard(Compose *compose, GtkWidget *entry,
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gboolean wrap, GdkAtom clip, GtkTextIter *insert_place)
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{
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if (GTK_IS_TEXT_VIEW(entry)) {
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GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(entry));
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GtkTextMark *mark_start = gtk_text_buffer_get_insert(buffer);
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GtkTextIter start_iter, end_iter;
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gint start, end;
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gchar *contents = gtk_clipboard_wait_for_text(gtk_clipboard_get(clip));
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GdkAtom types = gdk_atom_intern ("TARGETS", FALSE);
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GdkAtom *targets = NULL;
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int n_targets = 0, i;
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gboolean paste_done = FALSE;
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GtkClipboard *clipboard = gtk_clipboard_get(clip);
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if (contents == NULL)
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return;
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/* we shouldn't delete the selection when middle-click-pasting, or we
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* can't mid-click-paste our own selection */
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if (clip != GDK_SELECTION_PRIMARY) {
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undo_paste_clipboard(GTK_TEXT_VIEW(compose->text), compose->undostruct);
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gtk_text_buffer_delete_selection(buffer, FALSE, TRUE);
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GtkSelectionData *contents = gtk_clipboard_wait_for_contents(
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clipboard, types);
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if (contents != NULL) {
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gtk_selection_data_get_targets(contents, &targets, &n_targets);
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gtk_selection_data_free(contents);
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}
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if (insert_place == NULL) {
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/* if insert_place isn't specified, insert at the cursor.
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* used for Ctrl-V pasting */
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gtk_text_buffer_get_iter_at_mark(buffer, &start_iter, mark_start);
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start = gtk_text_iter_get_offset(&start_iter);
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gtk_text_buffer_insert(buffer, &start_iter, contents, strlen(contents));
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} else {
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/* if insert_place is specified, paste here.
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* used for mid-click-pasting */
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start = gtk_text_iter_get_offset(insert_place);
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gtk_text_buffer_insert(buffer, insert_place, contents, strlen(contents));
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if (prefs_common.primary_paste_unselects)
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gtk_text_buffer_select_range(buffer, insert_place, insert_place);
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for (i = 0; i < n_targets; i++) {
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GdkAtom atom = targets[i];
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gchar *atom_type = gdk_atom_name(atom);
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if (atom_type != NULL) {
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GtkSelectionData *data = gtk_clipboard_wait_for_contents(
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clipboard, atom);
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debug_print("got contents of type %s\n", atom_type);
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if (!strcmp(atom_type, "text/plain")) {
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/* let the default text handler handle it */
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break;
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} else if (!strcmp(atom_type, "text/uri-list")) {
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attach_uri_list(compose, data);
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paste_done = TRUE;
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break;
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} else if (!strncmp(atom_type, "image/", strlen("image/"))) {
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gchar *subtype = g_strdup((gchar *)(strstr(atom_type, "/")+1));
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debug_print("image of type %s\n", subtype);
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attach_image(compose, data, subtype);
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g_free(subtype);
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paste_done = TRUE;
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break;
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}
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}
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}
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if (!wrap) {
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/* paste unwrapped: mark the paste so it's not wrapped later */
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end = start + strlen(contents);
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gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
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gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
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gtk_text_buffer_apply_tag_by_name(buffer, "no_wrap", &start_iter, &end_iter);
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} else if (wrap && clip == GDK_SELECTION_PRIMARY) {
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/* rewrap paragraph now (after a mid-click-paste) */
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mark_start = gtk_text_buffer_get_insert(buffer);
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gtk_text_buffer_get_iter_at_mark(buffer, &start_iter, mark_start);
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gtk_text_iter_backward_char(&start_iter);
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compose_beautify_paragraph(compose, &start_iter, TRUE);
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if (!paste_done) {
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gchar *def_text = gtk_clipboard_wait_for_text(clipboard);
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paste_text(compose, entry, wrap, clip,
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insert_place, def_text);
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g_free(def_text);
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}
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} else if (GTK_IS_EDITABLE(entry))
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g_free(targets);
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} else if (GTK_IS_EDITABLE(entry)) {
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gtk_editable_paste_clipboard (GTK_EDITABLE(entry));
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compose->modified = TRUE;
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compose->modified = TRUE;
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}
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}
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static void entry_allsel(GtkWidget *entry)
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@ -11608,25 +11746,13 @@ static void compose_attach_drag_received_cb (GtkWidget *widget,
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gpointer user_data)
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{
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Compose *compose = (Compose *)user_data;
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GList *list, *tmp;
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GdkAtom type;
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type = gtk_selection_data_get_data_type(data);
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if ((gdk_atom_name(type) && !strcmp(gdk_atom_name(type), "text/uri-list"))
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&& gtk_drag_get_source_widget(context) !=
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summary_get_main_widget(mainwindow_get_mainwindow()->summaryview)) {
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list = uri_list_extract_filenames(
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(const gchar *)gtk_selection_data_get_data(data));
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for (tmp = list; tmp != NULL; tmp = tmp->next) {
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gchar *utf8_filename = conv_filename_to_utf8((const gchar *)tmp->data);
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compose_attach_append
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(compose, (const gchar *)tmp->data,
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utf8_filename, NULL, NULL);
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g_free(utf8_filename);
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}
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if (list)
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compose_changed_cb(NULL, compose);
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list_free_strings_full(list);
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attach_uri_list(compose, data);
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} else if (gtk_drag_get_source_widget(context)
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== summary_get_main_widget(mainwindow_get_mainwindow()->summaryview)) {
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/* comes from our summaryview */
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