*
* To add completion functionality to an entry, use gtk_entry_set_completion().
*
- * In addition to regular completion matches, which will be inserted into the
- * entry when they are selected, #GtkEntryCompletion also allows to display
- * “actions” in the popup window. Their appearance is similar to menuitems,
- * to differentiate them clearly from completion strings. When an action is
- * selected, the #GtkEntryCompletion::action-activated signal is emitted.
- *
* GtkEntryCompletion uses a #GtkTreeModelFilter model to represent the
* subset of the entire model that is currently matching. While the
* GtkEntryCompletion signals #GtkEntryCompletion::match-selected and
{
INSERT_PREFIX,
MATCH_SELECTED,
- ACTION_ACTIVATED,
CURSOR_ON_MATCH,
NO_MATCHES,
LAST_SIGNAL
GtkTreePath *path,
GtkTreeViewColumn *column,
gpointer user_data);
-static void gtk_entry_completion_action_activated (GtkTreeView *treeview,
- GtkTreePath *path,
- GtkTreeViewColumn *column,
- gpointer user_data);
static void gtk_entry_completion_selection_changed (GtkTreeSelection *selection,
gpointer data);
-static void gtk_entry_completion_insert_action (GtkEntryCompletion *completion,
- gint index,
- const gchar *string,
- gboolean markup);
-static void gtk_entry_completion_action_data_func (GtkTreeViewColumn *tree_column,
- GtkCellRenderer *cell,
- GtkTreeModel *model,
- GtkTreeIter *iter,
- gpointer data);
static gboolean gtk_entry_completion_match_selected (GtkEntryCompletion *completion,
GtkTreeModel *model,
NULL,
G_TYPE_NONE, 0);
- /**
- * GtkEntryCompletion::action-activated:
- * @widget: the object which received the signal
- * @index: the index of the activated action
- *
- * Gets emitted when an action is activated.
- */
- entry_completion_signals[ACTION_ACTIVATED] =
- g_signal_new (I_("action-activated"),
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GtkEntryCompletionClass, action_activated),
- NULL, NULL,
- NULL,
- G_TYPE_NONE, 1,
- G_TYPE_INT);
-
entry_completion_props[PROP_MODEL] =
g_param_spec_object ("model",
P_("Completion Model"),
{
GtkEntryCompletion *completion = GTK_ENTRY_COMPLETION (object);
GtkEntryCompletionPrivate *priv = completion->priv;
- GtkCellRenderer *cell;
GtkTreeSelection *sel;
GtkWidget *popup_frame;
GtkEventController *controller;
gtk_widget_set_size_request (gtk_scrolled_window_get_vscrollbar (GTK_SCROLLED_WINDOW (priv->scrolled_window)),
-1, 0);
- /* actions */
- priv->actions = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_BOOLEAN);
-
- priv->action_view =
- gtk_tree_view_new_with_model (GTK_TREE_MODEL (priv->actions));
- g_object_ref_sink (priv->action_view);
- g_signal_connect (priv->action_view, "row-activated",
- G_CALLBACK (gtk_entry_completion_action_activated),
- completion);
- gtk_tree_view_set_enable_search (GTK_TREE_VIEW (priv->action_view), FALSE);
- gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (priv->action_view), FALSE);
- gtk_tree_view_set_hover_selection (GTK_TREE_VIEW (priv->action_view), TRUE);
- gtk_tree_view_set_activate_on_single_click (GTK_TREE_VIEW (priv->action_view), TRUE);
-
- sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->action_view));
- gtk_tree_selection_set_mode (sel, GTK_SELECTION_SINGLE);
- gtk_tree_selection_unselect_all (sel);
-
- cell = gtk_cell_renderer_text_new ();
- gtk_tree_view_insert_column_with_data_func (GTK_TREE_VIEW (priv->action_view),
- 0, "",
- cell,
- gtk_entry_completion_action_data_func,
- NULL,
- NULL);
-
/* pack it all */
priv->popup_window = gtk_popover_new ();
gtk_popover_set_position (GTK_POPOVER (priv->popup_window), GTK_POS_BOTTOM);
popup_frame = gtk_frame_new (NULL);
gtk_popover_set_child (GTK_POPOVER (priv->popup_window), popup_frame);
- priv->vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
- gtk_frame_set_child (GTK_FRAME (popup_frame), priv->vbox);
-
gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (priv->scrolled_window),
priv->tree_view);
gtk_widget_set_hexpand (priv->scrolled_window, TRUE);
gtk_widget_set_vexpand (priv->scrolled_window, TRUE);
- gtk_box_append (GTK_BOX (priv->vbox), priv->scrolled_window);
-
- /* we don't want to see the action treeview when no actions have
- * been inserted, so we pack the action treeview after the first
- * action has been added
- */
+ gtk_frame_set_child (GTK_FRAME (popup_frame), priv->scrolled_window);
}
if (priv->entry)
gtk_entry_set_completion (GTK_ENTRY (priv->entry), NULL);
- g_clear_object (&priv->actions);
- g_clear_object (&priv->action_view);
g_clear_object (&priv->cell_area);
G_OBJECT_CLASS (gtk_entry_completion_parent_class)->dispose (object);
_gtk_entry_completion_popdown (completion);
}
-static void
-gtk_entry_completion_action_activated (GtkTreeView *treeview,
- GtkTreePath *path,
- GtkTreeViewColumn *column,
- gpointer user_data)
-{
- GtkEntryCompletion *completion = GTK_ENTRY_COMPLETION (user_data);
-
- gtk_entry_reset_im_context (GTK_ENTRY (completion->priv->entry));
-
- g_signal_emit (completion, entry_completion_signals[ACTION_ACTIVATED],
- 0, gtk_tree_path_get_indices (path)[0]);
-
- _gtk_entry_completion_popdown (completion);
-}
-
-static void
-gtk_entry_completion_action_data_func (GtkTreeViewColumn *tree_column,
- GtkCellRenderer *cell,
- GtkTreeModel *model,
- GtkTreeIter *iter,
- gpointer data)
-{
- gchar *string = NULL;
- gboolean markup;
-
- gtk_tree_model_get (model, iter,
- 0, &string,
- 1, &markup,
- -1);
-
- if (!string)
- return;
-
- if (markup)
- g_object_set (cell,
- "text", NULL,
- "markup", string,
- NULL);
- else
- g_object_set (cell,
- "markup", NULL,
- "text", string,
- NULL);
-
- g_free (string);
-}
-
static void
gtk_entry_completion_selection_changed (GtkTreeSelection *selection,
gpointer data)
_gtk_entry_completion_resize_popup (completion);
}
-static void
-gtk_entry_completion_insert_action (GtkEntryCompletion *completion,
- gint index,
- const gchar *string,
- gboolean markup)
-{
- GtkTreeIter iter;
-
- gtk_list_store_insert (completion->priv->actions, &iter, index);
- gtk_list_store_set (completion->priv->actions, &iter,
- 0, string,
- 1, markup,
- -1);
-
- if (!gtk_widget_get_parent (completion->priv->action_view))
- {
- GtkTreePath *path = gtk_tree_path_new_from_indices (0, -1);
-
- gtk_tree_view_set_cursor (GTK_TREE_VIEW (completion->priv->action_view),
- path, NULL, FALSE);
- gtk_tree_path_free (path);
-
- gtk_box_append (GTK_BOX (completion->priv->vbox),
- completion->priv->action_view);
- gtk_widget_show (completion->priv->action_view);
- }
-}
-
-/**
- * gtk_entry_completion_insert_action_text:
- * @completion: a #GtkEntryCompletion
- * @index_: the index of the item to insert
- * @text: text of the item to insert
- *
- * Inserts an action in @completion’s action item list at position @index_
- * with text @text. If you want the action item to have markup, use
- * gtk_entry_completion_insert_action_markup().
- *
- * Note that @index_ is a relative position in the list of actions and
- * the position of an action can change when deleting a different action.
- */
-void
-gtk_entry_completion_insert_action_text (GtkEntryCompletion *completion,
- gint index_,
- const gchar *text)
-{
- g_return_if_fail (GTK_IS_ENTRY_COMPLETION (completion));
- g_return_if_fail (text != NULL);
-
- gtk_entry_completion_insert_action (completion, index_, text, FALSE);
-}
-
-/**
- * gtk_entry_completion_insert_action_markup:
- * @completion: a #GtkEntryCompletion
- * @index_: the index of the item to insert
- * @markup: markup of the item to insert
- *
- * Inserts an action in @completion’s action item list at position @index_
- * with markup @markup.
- */
-void
-gtk_entry_completion_insert_action_markup (GtkEntryCompletion *completion,
- gint index_,
- const gchar *markup)
-{
- g_return_if_fail (GTK_IS_ENTRY_COMPLETION (completion));
- g_return_if_fail (markup != NULL);
-
- gtk_entry_completion_insert_action (completion, index_, markup, TRUE);
-}
-
-/**
- * gtk_entry_completion_delete_action:
- * @completion: a #GtkEntryCompletion
- * @index_: the index of the item to delete
- *
- * Deletes the action at @index_ from @completion’s action list.
- *
- * Note that @index_ is a relative position and the position of an
- * action may have changed since it was inserted.
- */
-void
-gtk_entry_completion_delete_action (GtkEntryCompletion *completion,
- gint index_)
-{
- GtkTreeIter iter;
-
- g_return_if_fail (GTK_IS_ENTRY_COMPLETION (completion));
- g_return_if_fail (index_ >= 0);
-
- gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (completion->priv->actions),
- &iter, NULL, index_);
- gtk_list_store_remove (completion->priv->actions, &iter);
-}
-
/**
* gtk_entry_completion_set_text_column:
* @completion: a #GtkEntryCompletion
_gtk_entry_completion_resize_popup (GtkEntryCompletion *completion)
{
GtkAllocation allocation;
- gint matches, actions, items, height;
+ gint matches, items, height;
GdkSurface *surface;
GtkRequisition entry_req;
GtkRequisition tree_req;
GtkTreePath *path;
gint width;
- GtkTreeViewColumn *action_column;
- gint action_height;
surface = gtk_native_get_surface (gtk_widget_get_native (completion->priv->entry));
&entry_req, NULL);
matches = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (completion->priv->filter_model), NULL);
- actions = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (completion->priv->actions), NULL);
- action_column = gtk_tree_view_get_column (GTK_TREE_VIEW (completion->priv->action_view), 0);
/* Call get preferred size on the on the tree view to force it to validate its
* cells before calling into the cell size functions.
&tree_req, NULL);
gtk_tree_view_column_cell_get_size (completion->priv->column,
NULL, NULL, NULL, &height);
- gtk_tree_view_column_cell_get_size (action_column,
- NULL, NULL, NULL, &action_height);
gtk_widget_realize (completion->priv->tree_view);
gtk_widget_set_size_request (completion->priv->popup_window, width, -1);
gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (completion->priv->scrolled_window), items * height);
- if (actions)
- gtk_widget_show (completion->priv->action_view);
- else
- gtk_widget_hide (completion->priv->action_view);
-
if (matches > 0)
{
path = gtk_tree_path_new_from_indices (0, -1);
>= completion->priv->minimum_key_length)
{
gint matches;
- gint actions;
- GtkTreeSelection *s;
gboolean popup_single;
gtk_entry_completion_complete (completion);
matches = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (completion->priv->filter_model), NULL);
gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (completion->priv->tree_view)));
- s = gtk_tree_view_get_selection (GTK_TREE_VIEW (completion->priv->action_view));
-
- gtk_tree_selection_unselect_all (s);
-
- actions = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (completion->priv->actions), NULL);
-
g_object_get (completion, "popup-single-match", &popup_single, NULL);
- if ((matches > (popup_single ? 0: 1)) || actions > 0)
+ if (matches > (popup_single ? 0: 1))
{
if (gtk_widget_get_visible (completion->priv->popup_window))
_gtk_entry_completion_resize_popup (completion);
GdkModifierType state,
gpointer user_data)
{
- gint matches, actions = 0;
+ gint matches;
GtkEntryCompletion *completion = GTK_ENTRY_COMPLETION (user_data);
GtkWidget *widget = completion->priv->entry;
GtkText *text = gtk_entry_get_text_widget (GTK_ENTRY (widget));
matches = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (completion->priv->filter_model), NULL);
- if (completion->priv->actions)
- actions = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (completion->priv->actions), NULL);
-
if (keyval_is_cursor_move (keyval))
{
GtkTreePath *path = NULL;
if (keyval == GDK_KEY_Up || keyval == GDK_KEY_KP_Up)
{
if (completion->priv->current_selected < 0)
- completion->priv->current_selected = matches + actions - 1;
+ completion->priv->current_selected = matches - 1;
else
completion->priv->current_selected--;
}
else if (keyval == GDK_KEY_Down || keyval == GDK_KEY_KP_Down)
{
- if (completion->priv->current_selected < matches + actions - 1)
+ if (completion->priv->current_selected < matches - 1)
completion->priv->current_selected++;
else
completion->priv->current_selected = -1;
else if (keyval == GDK_KEY_Page_Up)
{
if (completion->priv->current_selected < 0)
- completion->priv->current_selected = matches + actions - 1;
+ completion->priv->current_selected = matches - 1;
else if (completion->priv->current_selected == 0)
completion->priv->current_selected = -1;
else if (completion->priv->current_selected < matches)
if (completion->priv->current_selected > matches - 1)
completion->priv->current_selected = matches - 1;
}
- else if (completion->priv->current_selected == matches + actions - 1)
+ else if (completion->priv->current_selected == matches - 1)
{
completion->priv->current_selected = -1;
}
else
{
completion->priv->current_selected += PAGE_STEP;
- if (completion->priv->current_selected > matches + actions - 1)
- completion->priv->current_selected = matches + actions - 1;
+ if (completion->priv->current_selected > matches - 1)
+ completion->priv->current_selected = matches - 1;
}
}
if (completion->priv->current_selected < 0)
{
gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (completion->priv->tree_view)));
- gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (completion->priv->action_view)));
if (completion->priv->inline_selection &&
completion->priv->completion_prefix)
}
else if (completion->priv->current_selected < matches)
{
- gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (completion->priv->action_view)));
-
path = gtk_tree_path_new_from_indices (completion->priv->current_selected, -1);
gtk_tree_view_set_cursor (GTK_TREE_VIEW (completion->priv->tree_view),
path, NULL, FALSE);
&child_iter, &entry_set);
}
}
- else if (completion->priv->current_selected - matches >= 0)
- {
- gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (completion->priv->tree_view)));
-
- path = gtk_tree_path_new_from_indices (completion->priv->current_selected - matches, -1);
- gtk_tree_view_set_cursor (GTK_TREE_VIEW (completion->priv->action_view),
- path, NULL, FALSE);
-
- if (completion->priv->inline_selection &&
- completion->priv->completion_prefix)
- {
- gtk_editable_set_text (GTK_EDITABLE (completion->priv->entry),
- completion->priv->completion_prefix);
- gtk_editable_set_position (GTK_EDITABLE (widget), -1);
- }
- }
gtk_tree_path_free (path);
else
retval = FALSE;
}
- else if (completion->priv->current_selected - matches >= 0)
- {
- sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (completion->priv->action_view));
- if (gtk_tree_selection_get_selected (sel, &model, &iter))
- {
- GtkTreePath *path;
-
- path = gtk_tree_path_new_from_indices (completion->priv->current_selected - matches, -1);
- g_signal_emit_by_name (completion, "action-activated",
- gtk_tree_path_get_indices (path)[0]);
- gtk_tree_path_free (path);
- }
- else
- retval = FALSE;
- }
g_free (completion->priv->completion_prefix);
completion->priv->completion_prefix = NULL;
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