GtkWidget *editor_new(const gchar *title, EDITOR *e)
{
GtkActionGroup *action_group;
GtkUIManager *manager;
GtkWidget *editor;
GError *error = NULL;
editor = gtkhtml_editor_new();
e->window = editor;
e->html_widget =
GTK_WIDGET(gtkhtml_editor_get_html(GTKHTML_EDITOR(editor)));
gtk_window_set_title(GTK_WINDOW(editor), title);
set_window_icon(GTK_WINDOW(editor));
manager = gtkhtml_editor_get_ui_manager(GTKHTML_EDITOR(editor));
if (e->type == STUDYPAD_EDITOR)
gtk_ui_manager_add_ui_from_string(manager, file_ui, -1,
&error);
else
gtk_ui_manager_add_ui_from_string(manager, note_file_ui,
-1, &error);
handle_error(&error);
gtk_ui_manager_add_ui_from_string(manager, view_ui, -1, &error);
handle_error(&error);
if (e->type == STUDYPAD_EDITOR)
gtk_ui_manager_add_ui_from_string(manager,
main_ui_studypad, -1,
&error);
else
gtk_ui_manager_add_ui_from_string(manager, main_ui_note,
-1, &error);
handle_error(&error);
action_group = gtk_action_group_new("file");
gtk_action_group_set_translation_domain(action_group,
GETTEXT_PACKAGE);
gtk_action_group_add_actions(action_group, file_entries,
G_N_ELEMENTS(file_entries), e);
gtk_ui_manager_insert_action_group(manager, action_group, 0);
action_group = gtk_action_group_new("view");
gtk_action_group_set_translation_domain(action_group,
GETTEXT_PACKAGE);
gtk_action_group_add_actions(action_group, view_entries,
G_N_ELEMENTS(view_entries), editor);
gtk_ui_manager_insert_action_group(manager, action_group, 0);
action_group = gtk_action_group_new("main");
gtk_action_group_set_translation_domain(action_group,
GETTEXT_PACKAGE);
gtk_action_group_add_actions(action_group, main_entries,
G_N_ELEMENTS(main_entries), e);
gtk_ui_manager_insert_action_group(manager, action_group, 0);
action_group = gtk_action_group_new("context-menu");
gtk_action_group_set_translation_domain(action_group,
GETTEXT_PACKAGE);
gtk_action_group_add_actions(action_group, test_entries,
G_N_ELEMENTS(test_entries), e);
gtk_ui_manager_insert_action_group(manager, action_group, 0);
gtk_ui_manager_ensure_update(manager);
gtk_widget_show(editor);
gtkhtml_editor_drop_undo(GTKHTML_EDITOR(e->window));
gtkhtml_editor_set_changed(GTKHTML_EDITOR(e->window), FALSE);
g_signal_connect(editor, "delete-event",
G_CALLBACK(app_delete_cb), (EDITOR *)e);
return editor;
}
/* Helper for gtkhtml_editor_update_context() */
static void
editor_spell_checkers_foreach (GtkhtmlSpellChecker *checker,
GtkhtmlEditor *editor)
{
const GtkhtmlSpellLanguage *language;
const gchar *language_code;
GtkActionGroup *action_group;
GtkUIManager *manager;
GtkHTML *html;
GList *list;
gchar *path;
gchar *word;
gint count = 0;
guint merge_id;
language = gtkhtml_spell_checker_get_language (checker);
language_code = gtkhtml_spell_language_get_code (language);
html = gtkhtml_editor_get_html (editor);
word = html_engine_get_spell_word (html->engine);
list = gtkhtml_spell_checker_get_suggestions (checker, word, -1);
manager = gtkhtml_editor_get_ui_manager (editor);
action_group = editor->priv->suggestion_actions;
merge_id = editor->priv->spell_suggestions_merge_id;
path = g_strdup_printf (
"/context-menu/context-spell-suggest/"
"context-spell-suggest-%s-menu", language_code);
while (list != NULL) {
gchar *suggestion = list->data;
gchar *action_name;
gchar *action_label;
GtkAction *action;
GtkWidget *child;
GSList *proxies;
/* Action name just needs to be unique. */
action_name = g_strdup_printf (
"suggest-%s-%d", language_code, count++);
action_label = g_markup_printf_escaped (
"<b>%s</b>", suggestion);
action = gtk_action_new (
action_name, action_label, NULL, NULL);
g_object_set_data_full (
G_OBJECT (action), "word",
g_strdup (suggestion), g_free);
g_signal_connect (
action, "activate", G_CALLBACK (
action_context_spell_suggest_cb), editor);
gtk_action_group_add_action (action_group, action);
gtk_ui_manager_add_ui (
manager, merge_id, path,
action_name, action_name,
GTK_UI_MANAGER_AUTO, FALSE);
/* XXX GtkAction offers no supports for Pango markup,
* so we have to manually set "use-markup" on the
* child of the proxy widget. */
gtk_ui_manager_ensure_update (manager);
proxies = gtk_action_get_proxies (action);
child = gtk_bin_get_child (proxies->data);
g_object_set (child, "use-markup", TRUE, NULL);
g_free (suggestion);
g_free (action_name);
g_free (action_label);
list = g_list_delete_link (list, list);
}
g_free (path);
g_free (word);
}
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);
}
static void
editor_inline_spelling_suggestions (GtkhtmlEditor *editor,
GtkhtmlSpellChecker *checker)
{
GtkActionGroup *action_group;
GtkUIManager *manager;
GtkHTML *html;
GList *list;
const gchar *path;
gchar *word;
guint count = 0;
guint length;
guint merge_id;
guint threshold;
html = gtkhtml_editor_get_html (editor);
word = html_engine_get_spell_word (html->engine);
list = gtkhtml_spell_checker_get_suggestions (checker, word, -1);
path = "/context-menu/context-spell-suggest/";
manager = gtkhtml_editor_get_ui_manager (editor);
action_group = editor->priv->suggestion_actions;
merge_id = editor->priv->spell_suggestions_merge_id;
/* Calculate how many suggestions to put directly in the
* context menu. The rest will go in a secondary menu. */
length = g_list_length (list);
if (length <= MAX_LEVEL1_SUGGESTIONS)
threshold = length;
else if (length - MAX_LEVEL1_SUGGESTIONS < MIN_LEVEL2_SUGGESTIONS)
threshold = length;
else
threshold = MAX_LEVEL1_SUGGESTIONS;
while (list != NULL) {
gchar *suggestion = list->data;
gchar *action_name;
gchar *action_label;
GtkAction *action;
GtkWidget *child;
GSList *proxies;
/* Once we reach the threshold, put all subsequent
* spelling suggestions in a secondary menu. */
if (count == threshold)
path = "/context-menu/context-more-suggestions-menu/";
/* Action name just needs to be unique. */
action_name = g_strdup_printf ("suggest-%d", count++);
action_label = g_markup_printf_escaped (
"<b>%s</b>", suggestion);
action = gtk_action_new (
action_name, action_label, NULL, NULL);
g_object_set_data_full (
G_OBJECT (action), "word",
g_strdup (suggestion), g_free);
g_signal_connect (
action, "activate", G_CALLBACK (
action_context_spell_suggest_cb), editor);
gtk_action_group_add_action (action_group, action);
gtk_ui_manager_add_ui (
manager, merge_id, path,
action_name, action_name,
GTK_UI_MANAGER_AUTO, FALSE);
/* XXX GtkAction offers no support for Pango markup,
* so we have to manually set "use-markup" on the
* child of the proxy widget. */
gtk_ui_manager_ensure_update (manager);
proxies = gtk_action_get_proxies (action);
child = gtk_bin_get_child (proxies->data);
g_object_set (child, "use-markup", TRUE, NULL);
g_free (suggestion);
g_free (action_name);
g_free (action_label);
list = g_list_delete_link (list, list);
}
g_free (word);
}
