static gboolean
html_engine_get_table_start_end_cells (HTMLEngine *e,
HTMLTableCell **start_cell,
HTMLTableCell **end_cell)
{
if (!e->cursor->object->parent ||
!e->cursor->object->parent->parent ||
!HTML_IS_TABLE_CELL (e->cursor->object->parent->parent))
return FALSE;
if (html_engine_is_selection_active (e)) {
if (!e->mark->object->parent ||
!e->mark->object->parent->parent ||
!HTML_IS_TABLE_CELL (e->mark->object->parent->parent) ||
HTML_TABLE (e->mark->object->parent->parent->parent) != html_engine_get_table (e))
return FALSE;
if (html_cursor_precedes (e->cursor, e->mark)) {
*start_cell = HTML_TABLE_CELL (e->cursor->object->parent->parent);
*end_cell = HTML_TABLE_CELL (e->mark->object->parent->parent);
} else {
*start_cell = HTML_TABLE_CELL (e->mark->object->parent->parent);
*end_cell = HTML_TABLE_CELL (e->cursor->object->parent->parent);
}
} else {
*start_cell = *end_cell = html_engine_get_table_cell (e);
}
return TRUE;
}
void
gtkhtml_editor_update_context (GtkhtmlEditor *editor)
{
GtkHTML *html;
HTMLType type;
HTMLObject *object;
GtkUIManager *manager;
GtkActionGroup *action_group;
GList *list;
gboolean visible;
guint merge_id;
html = gtkhtml_editor_get_html (editor);
manager = gtkhtml_editor_get_ui_manager (editor);
gtk_html_update_styles (html);
/* Update context menu item visibility. */
object = html->engine->cursor->object;
if (object != NULL)
type = HTML_OBJECT_TYPE (object);
else
type = HTML_TYPE_NONE;
visible = (type == HTML_TYPE_IMAGE);
gtk_action_set_visible (ACTION (CONTEXT_PROPERTIES_IMAGE), visible);
visible = (type == HTML_TYPE_LINKTEXT);
gtk_action_set_visible (ACTION (CONTEXT_PROPERTIES_LINK), visible);
visible = (type == HTML_TYPE_RULE);
gtk_action_set_visible (ACTION (CONTEXT_PROPERTIES_RULE), visible);
visible = (type == HTML_TYPE_TEXT);
gtk_action_set_visible (ACTION (CONTEXT_PROPERTIES_TEXT), visible);
visible =
gtk_action_get_visible (ACTION (CONTEXT_PROPERTIES_IMAGE)) ||
gtk_action_get_visible (ACTION (CONTEXT_PROPERTIES_LINK)) ||
gtk_action_get_visible (ACTION (CONTEXT_PROPERTIES_TEXT));
gtk_action_set_visible (ACTION (CONTEXT_PROPERTIES_PARAGRAPH), visible);
/* Set to visible if any of these are true:
* - Selection is active and contains a link.
* - Cursor is on a link.
* - Cursor is on an image that has a URL or target.
*/
visible =
(html_engine_is_selection_active (html->engine) &&
html_engine_selection_contains_link (html->engine)) ||
(type == HTML_TYPE_LINKTEXT) ||
(type == HTML_TYPE_IMAGE &&
(HTML_IMAGE (object)->url != NULL ||
HTML_IMAGE (object)->target != NULL));
gtk_action_set_visible (ACTION (CONTEXT_REMOVE_LINK), visible);
/* Get the parent object. */
object = (object != NULL) ? object->parent : NULL;
/* Get the grandparent object. */
object = (object != NULL) ? object->parent : NULL;
if (object != NULL)
type = HTML_OBJECT_TYPE (object);
else
type = HTML_TYPE_NONE;
visible = (type == HTML_TYPE_TABLECELL);
gtk_action_set_visible (ACTION (CONTEXT_DELETE_CELL), visible);
gtk_action_set_visible (ACTION (CONTEXT_DELETE_COLUMN), visible);
gtk_action_set_visible (ACTION (CONTEXT_DELETE_ROW), visible);
gtk_action_set_visible (ACTION (CONTEXT_DELETE_TABLE), visible);
gtk_action_set_visible (ACTION (CONTEXT_INSERT_COLUMN_AFTER), visible);
gtk_action_set_visible (ACTION (CONTEXT_INSERT_COLUMN_BEFORE), visible);
gtk_action_set_visible (ACTION (CONTEXT_INSERT_ROW_ABOVE), visible);
gtk_action_set_visible (ACTION (CONTEXT_INSERT_ROW_BELOW), visible);
gtk_action_set_visible (ACTION (CONTEXT_INSERT_TABLE), visible);
gtk_action_set_visible (ACTION (CONTEXT_PROPERTIES_CELL), visible);
/* Get the great grandparent object. */
object = (object != NULL) ? object->parent : NULL;
if (object != NULL)
type = HTML_OBJECT_TYPE (object);
else
type = HTML_TYPE_NONE;
/* Note the |= (cursor must be in a table cell). */
visible |= (type == HTML_TYPE_TABLE);
gtk_action_set_visible (ACTION (CONTEXT_PROPERTIES_TABLE), visible);
/********************** Spell Check Suggestions **********************/
object = html->engine->cursor->object;
action_group = editor->priv->suggestion_actions;
/* Remove the old content from the context menu. */
merge_id = editor->priv->spell_suggestions_merge_id;
if (merge_id > 0) {
gtk_ui_manager_remove_ui (manager, merge_id);
editor->priv->spell_suggestions_merge_id = 0;
}
/* Clear the action group for spelling suggestions. */
list = gtk_action_group_list_actions (action_group);
while (list != NULL) {
GtkAction *action = list->data;
gtk_action_group_remove_action (action_group, action);
list = g_list_delete_link (list, list);
}
/* Decide if we should show spell checking items. */
visible =
!html_engine_is_selection_active (html->engine) &&
object != NULL && html_object_is_text (object) &&
!html_engine_spell_word_is_valid (html->engine);
action_group = editor->priv->spell_check_actions;
gtk_action_group_set_visible (action_group, visible);
/* Exit early if spell checking items are invisible. */
if (!visible)
return;
list = editor->priv->active_spell_checkers;
merge_id = gtk_ui_manager_new_merge_id (manager);
editor->priv->spell_suggestions_merge_id = merge_id;
/* Handle a single active language as a special case. */
if (g_list_length (list) == 1) {
editor_inline_spelling_suggestions (editor, list->data);
return;
}
/* Add actions and context menu content for active languages. */
g_list_foreach (list, (GFunc) editor_spell_checkers_foreach, editor);
}
