*preedit_changed = TRUE;
}
-static gboolean
-gtk_search_bar_handle_event_for_entry (GtkSearchBar *bar,
- GdkEvent *event)
-{
- GtkSearchBarPrivate *priv = gtk_search_bar_get_instance_private (bar);
- gboolean handled;
- gboolean preedit_changed;
- guint preedit_change_id;
- gboolean res;
- char *old_text, *new_text;
- guint keyval, state;
-
- gdk_event_get_keyval (event, &keyval);
- gdk_event_get_state (event, &state);
-
- if (gtk_search_entry_is_keynav (keyval, state) ||
- keyval == GDK_KEY_space ||
- keyval == GDK_KEY_Menu)
- return GDK_EVENT_PROPAGATE;
-
- if (!gtk_widget_get_realized (priv->entry))
- gtk_widget_realize (priv->entry);
-
- handled = GDK_EVENT_PROPAGATE;
- preedit_changed = FALSE;
- preedit_change_id = g_signal_connect (priv->entry, "preedit-changed",
- G_CALLBACK (preedit_changed_cb), &preedit_changed);
-
- old_text = g_strdup (gtk_editable_get_text (GTK_EDITABLE (priv->entry)));
- res = gtk_widget_event (priv->entry, event);
- new_text = g_strdup (gtk_editable_get_text (GTK_EDITABLE (priv->entry)));
-
- g_signal_handler_disconnect (priv->entry, preedit_change_id);
-
- if ((res && g_strcmp0 (new_text, old_text) != 0) || preedit_changed)
- handled = GDK_EVENT_STOP;
-
- g_free (old_text);
- g_free (new_text);
-
- return handled;
-}
-
-/**
- * gtk_search_bar_handle_event:
- * @bar: a #GtkSearchBar
- * @event: a #GdkEvent containing key press events
- *
- * This function should be called when the top-level
- * window which contains the search bar received a key event.
- *
- * If the key event is handled by the search bar, the bar will
- * be shown, the entry populated with the entered text and %GDK_EVENT_STOP
- * will be returned. The caller should ensure that events are
- * not propagated further.
- *
- * If no entry has been connected to the search bar, using
- * gtk_search_bar_connect_entry(), this function will return
- * immediately with a warning.
- *
- * ## Showing the search bar on key presses
- *
- * |[<!-- language="C" -->
- * static gboolean
- * on_key_press_event (GtkWidget *widget,
- * GdkEvent *event,
- * gpointer user_data)
- * {
- * GtkSearchBar *bar = GTK_SEARCH_BAR (user_data);
- * return gtk_search_bar_handle_event (bar, event);
- * }
- *
- * static void
- * create_toplevel (void)
- * {
- * GtkWidget *window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
- * GtkWindow *search_bar = gtk_search_bar_new ();
- *
- * // Add more widgets to the window...
- *
- * g_signal_connect (window,
- * "key-press-event",
- * G_CALLBACK (on_key_press_event),
- * search_bar);
- * }
- * ]|
- *
- * Returns: %GDK_EVENT_STOP if the key press event resulted
- * in text being entered in the search entry (and revealing
- * the search bar if necessary), %GDK_EVENT_PROPAGATE otherwise.
- */
-gboolean
-gtk_search_bar_handle_event (GtkSearchBar *bar,
- GdkEvent *event)
-{
- GtkSearchBarPrivate *priv = gtk_search_bar_get_instance_private (bar);
- gboolean handled;
-
- if (priv->reveal_child)
- return GDK_EVENT_PROPAGATE;
-
- if (priv->entry == NULL)
- {
- g_warning ("The search bar does not have an entry connected to it. Call gtk_search_bar_connect_entry() to connect one.");
- return GDK_EVENT_PROPAGATE;
- }
-
- if (GTK_IS_SEARCH_ENTRY (priv->entry))
- handled = gtk_search_entry_handle_event (GTK_SEARCH_ENTRY (priv->entry), event);
- else
- handled = gtk_search_bar_handle_event_for_entry (bar, event);
-
- if (handled == GDK_EVENT_STOP)
- gtk_revealer_set_reveal_child (GTK_REVEALER (priv->revealer), TRUE);
-
- return handled;
-}
-
static void
reveal_child_changed_cb (GObject *object,
GParamSpec *pspec,
return FALSE;
}
-/**
- * gtk_search_entry_handle_event:
- * @entry: a #GtkSearchEntry
- * @event: a key event
- *
- * This function should be called when the top-level window
- * which contains the search entry received a key event. If
- * the entry is part of a #GtkSearchBar, it is preferable
- * to call gtk_search_bar_handle_event() instead, which will
- * reveal the entry in addition to passing the event to this
- * function.
- *
- * If the key event is handled by the search entry and starts
- * or continues a search, %GDK_EVENT_STOP will be returned.
- * The caller should ensure that the entry is shown in this
- * case, and not propagate the event further.
- *
- * Returns: %GDK_EVENT_STOP if the key press event resulted
- * in a search beginning or continuing, %GDK_EVENT_PROPAGATE
- * otherwise.
- */
-gboolean
-gtk_search_entry_handle_event (GtkSearchEntry *entry,
- GdkEvent *event)
-{
- GtkSearchEntryPrivate *priv = gtk_search_entry_get_instance_private (entry);
- gboolean handled;
- guint keyval, state;
-
- if (!gtk_widget_get_realized (GTK_WIDGET (entry)))
- gtk_widget_realize (GTK_WIDGET (entry));
-
- gdk_event_get_keyval (event, &keyval);
- gdk_event_get_state (event, &state);
-
- if (gtk_search_entry_is_keynav (keyval, state) ||
- keyval == GDK_KEY_space ||
- keyval == GDK_KEY_Menu)
- return GDK_EVENT_PROPAGATE;
-
- priv->content_changed = FALSE;
- priv->search_stopped = FALSE;
-
- handled = gtk_widget_event (GTK_WIDGET (entry), event);
-
- return handled && priv->content_changed && !priv->search_stopped ? GDK_EVENT_STOP : GDK_EVENT_PROPAGATE;
-}
-
static gboolean
capture_widget_key_handled (GtkEventControllerKey *controller,
guint keyval,
projects / gtk4.git / commitdiff