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combobox: Derive from GtkWidget

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We want to remove GtkBin and GtkContainer as they don't
provide much useful functionality anymore.

See #2681
This commit is contained in:
Matthias Clasen 2020-05-03 13:12:21 -04:00
parent ec394e805b
commit aae25c4fa0
4 changed files with 53 additions and 90 deletions
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2
gtk/a11y/gtkcomboboxaccessible.c
View File

@ -31,7 +31,7 @@ struct _GtkComboBoxAccessiblePrivate
static void atk_action_interface_init (AtkActionIface *iface);
static void atk_selection_interface_init (AtkSelectionIface *iface);
G_DEFINE_TYPE_WITH_CODE (GtkComboBoxAccessible, gtk_combo_box_accessible, GTK_TYPE_CONTAINER_ACCESSIBLE,
G_DEFINE_TYPE_WITH_CODE (GtkComboBoxAccessible, gtk_combo_box_accessible, GTK_TYPE_WIDGET_ACCESSIBLE,
G_ADD_PRIVATE (GtkComboBoxAccessible)
G_IMPLEMENT_INTERFACE (ATK_TYPE_ACTION, atk_action_interface_init)
G_IMPLEMENT_INTERFACE (ATK_TYPE_SELECTION, atk_selection_interface_init))

133
gtk/gtkcombobox.c
View File

@ -110,6 +110,8 @@
typedef struct
{
GtkWidget *child;
GtkTreeModel *model;
GtkCellArea *area;
@ -217,10 +219,6 @@ static void gtk_combo_box_get_property (GObject *object,
static gboolean gtk_combo_box_grab_focus (GtkWidget *widget);
static void gtk_combo_box_button_toggled (GtkWidget *widget,
gpointer data);
static void gtk_combo_box_add (GtkContainer *container,
GtkWidget *widget);
static void gtk_combo_box_remove (GtkContainer *container,
GtkWidget *widget);
static void gtk_combo_box_menu_show (GtkWidget *menu,
gpointer user_data);
@ -229,9 +227,6 @@ static void gtk_combo_box_menu_hide (GtkWidget *menu,
static void gtk_combo_box_unset_model (GtkComboBox *combo_box);
static void gtk_combo_box_forall (GtkContainer *container,
GtkCallback callback,
gpointer callback_data);
static void gtk_combo_box_set_active_internal (GtkComboBox *combo_box,
GtkTreePath *path);
@ -322,7 +317,7 @@ static GObject *gtk_combo_box_buildable_get_internal_child (GtkBuildable
static void gtk_combo_box_start_editing (GtkCellEditable *cell_editable,
GdkEvent *event);
G_DEFINE_TYPE_WITH_CODE (GtkComboBox, gtk_combo_box, GTK_TYPE_BIN,
G_DEFINE_TYPE_WITH_CODE (GtkComboBox, gtk_combo_box, GTK_TYPE_WIDGET,
G_ADD_PRIVATE (GtkComboBox)
G_IMPLEMENT_INTERFACE (GTK_TYPE_CELL_LAYOUT,
gtk_combo_box_cell_layout_init)
@ -390,9 +385,8 @@ gtk_combo_box_compute_expand (GtkWidget *widget,
{
GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
GtkWidget *child;
GtkWidget *child = priv->child;
child = gtk_bin_get_child (GTK_BIN (combo_box));
if (child && child != priv->cell_view)
{
*hexpand = gtk_widget_compute_expand (child, GTK_ORIENTATION_HORIZONTAL);
@ -409,20 +403,14 @@ static void
gtk_combo_box_class_init (GtkComboBoxClass *klass)
{
GObjectClass *object_class;
GtkContainerClass *container_class;
GtkWidgetClass *widget_class;
container_class = (GtkContainerClass *)klass;
container_class->forall = gtk_combo_box_forall;
container_class->add = gtk_combo_box_add;
container_class->remove = gtk_combo_box_remove;
widget_class = (GtkWidgetClass *)klass;
widget_class->size_allocate = gtk_combo_box_size_allocate;
widget_class->mnemonic_activate = gtk_combo_box_mnemonic_activate;
widget_class->grab_focus = gtk_combo_box_grab_focus;
widget_class->focus = gtk_widget_focus_child;
widget_class->measure = gtk_combo_box_measure;
widget_class->size_allocate = gtk_combo_box_size_allocate;
widget_class->unmap = gtk_combo_box_unmap;
widget_class->destroy = gtk_combo_box_destroy;
widget_class->compute_expand = gtk_combo_box_compute_expand;
@ -933,8 +921,7 @@ gtk_combo_box_set_property (GObject *object,
{
priv->has_frame = g_value_get_boolean (value);
if (priv->has_entry)
gtk_entry_set_has_frame (GTK_ENTRY (gtk_bin_get_child (GTK_BIN (combo_box))),
priv->has_frame);
gtk_entry_set_has_frame (GTK_ENTRY (priv->child), priv->has_frame);
g_object_notify (object, "has-frame");
}
break;
@ -1077,14 +1064,13 @@ static void
gtk_combo_box_create_child (GtkComboBox *combo_box)
{
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
GtkWidget *child;
if (priv->has_entry)
{
GtkWidget *entry;
entry = gtk_entry_new ();
gtk_container_add (GTK_CONTAINER (combo_box), entry);
gtk_combo_box_set_child (combo_box, entry);
gtk_widget_add_css_class (GTK_WIDGET (entry), "combo");
@ -1093,26 +1079,24 @@ gtk_combo_box_create_child (GtkComboBox *combo_box)
}
else
{
child = gtk_cell_view_new_with_context (priv->area, NULL);
priv->cell_view = child;
gtk_widget_set_hexpand (child, TRUE);
priv->cell_view = gtk_cell_view_new_with_context (priv->area, NULL);
gtk_widget_set_hexpand (priv->cell_view, TRUE);
gtk_cell_view_set_fit_model (GTK_CELL_VIEW (priv->cell_view), TRUE);
gtk_cell_view_set_model (GTK_CELL_VIEW (priv->cell_view), priv->model);
gtk_box_insert_child_after (GTK_BOX (gtk_widget_get_parent (priv->arrow)), priv->cell_view, NULL);
_gtk_bin_set_child (GTK_BIN (combo_box), priv->cell_view);
priv->child = priv->cell_view;
}
}
static void
gtk_combo_box_add (GtkContainer *container,
gtk_combo_box_add (GtkComboBox *combo_box,
GtkWidget *widget)
{
GtkComboBox *combo_box = GTK_COMBO_BOX (container);
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
if (priv->box == NULL)
{
gtk_widget_set_parent (widget, GTK_WIDGET (container));
gtk_widget_set_parent (widget, GTK_WIDGET (combo_box));
return;
}
@ -1124,17 +1108,12 @@ gtk_combo_box_add (GtkContainer *container,
return;
}
if (priv->cell_view)
{
gtk_container_remove (GTK_CONTAINER (gtk_widget_get_parent (priv->cell_view)),
priv->cell_view);
_gtk_bin_set_child (GTK_BIN (container), NULL);
priv->cell_view = NULL;
}
g_clear_pointer (&priv->cell_view, gtk_widget_unparent);
gtk_widget_set_hexpand (widget, TRUE);
gtk_box_insert_child_after (GTK_BOX (priv->box), widget, NULL);
_gtk_bin_set_child (GTK_BIN (container), widget);
priv->child = widget;
if (priv->has_entry)
{
@ -1147,32 +1126,28 @@ gtk_combo_box_add (GtkContainer *container,
}
static void
gtk_combo_box_remove (GtkContainer *container,
GtkWidget *widget)
gtk_combo_box_remove (GtkComboBox *combo_box,
GtkWidget *widget)
{
GtkComboBox *combo_box = GTK_COMBO_BOX (container);
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
GtkTreePath *path;
if (priv->has_entry)
{
GtkWidget *child_widget;
child_widget = gtk_bin_get_child (GTK_BIN (container));
if (widget && widget == child_widget)
{
g_signal_handlers_disconnect_by_func (widget,
gtk_combo_box_entry_contents_changed,
container);
}
if (widget && widget == priv->child)
g_signal_handlers_disconnect_by_func (widget,
gtk_combo_box_entry_contents_changed,
combo_box);
}
gtk_container_remove (GTK_CONTAINER (priv->box), widget);
_gtk_bin_set_child (GTK_BIN (container), NULL);
priv->child = NULL;
if (gtk_widget_in_destruction (GTK_WIDGET (combo_box)))
return;
gtk_widget_queue_resize (GTK_WIDGET (container));
gtk_widget_queue_resize (GTK_WIDGET (combo_box));
gtk_combo_box_create_child (combo_box);
@ -1500,20 +1475,6 @@ gtk_combo_box_unset_model (GtkComboBox *combo_box)
gtk_cell_view_set_model (GTK_CELL_VIEW (priv->cell_view), NULL);
}
static void
gtk_combo_box_forall (GtkContainer *container,
GtkCallback callback,
gpointer callback_data)
{
GtkComboBox *combo_box = GTK_COMBO_BOX (container);
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
GtkWidget *child;
child = gtk_bin_get_child (GTK_BIN (container));
if (child && child != priv->cell_view)
(* callback) (child, callback_data);
}
static void
gtk_combo_box_child_show (GtkWidget *widget,
GtkComboBox *combo_box)
@ -2290,11 +2251,8 @@ gtk_combo_box_mnemonic_activate (GtkWidget *widget,
if (priv->has_entry)
{
GtkWidget* child;
child = gtk_bin_get_child (GTK_BIN (combo_box));
if (child)
gtk_widget_grab_focus (child);
if (priv->child)
gtk_widget_grab_focus (priv->child);
}
else
gtk_widget_grab_focus (priv->button);
@ -2310,11 +2268,8 @@ gtk_combo_box_grab_focus (GtkWidget *widget)
if (priv->has_entry)
{
GtkWidget *child;
child = gtk_bin_get_child (GTK_BIN (combo_box));
if (child)
return gtk_widget_grab_focus (child);
if (priv->child)
return gtk_widget_grab_focus (priv->child);
else
return FALSE;
}
@ -2351,7 +2306,8 @@ gtk_combo_box_destroy (GtkWidget *widget)
priv->box = NULL;
priv->button = NULL;
priv->arrow = NULL;
_gtk_bin_set_child (GTK_BIN (combo_box), NULL);
priv->child = NULL;
priv->cell_view = NULL;
}
if (priv->row_separator_destroy)
@ -2386,12 +2342,13 @@ static void
gtk_combo_box_entry_active_changed (GtkComboBox *combo_box,
gpointer user_data)
{
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
GtkTreeModel *model;
GtkTreeIter iter;
if (gtk_combo_box_get_active_iter (combo_box, &iter))
{
GtkEntry *entry = GTK_ENTRY (gtk_bin_get_child (GTK_BIN (combo_box)));
GtkEntry *entry = GTK_ENTRY (priv->child);
if (entry)
{
@ -2523,7 +2480,6 @@ gtk_combo_box_start_editing (GtkCellEditable *cell_editable,
GtkComboBox *combo_box = GTK_COMBO_BOX (cell_editable);
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
GtkEventController *controller;
GtkWidget *child;
priv->is_cell_renderer = TRUE;
@ -2539,10 +2495,9 @@ gtk_combo_box_start_editing (GtkCellEditable *cell_editable,
}
else
{
child = gtk_bin_get_child (GTK_BIN (combo_box));
gtk_widget_add_controller (child, controller);
gtk_widget_add_controller (priv->child, controller);
gtk_widget_grab_focus (child);
gtk_widget_grab_focus (priv->child);
gtk_widget_set_can_focus (priv->button, FALSE);
}
}
@ -2796,6 +2751,8 @@ gtk_combo_box_buildable_add_child (GtkBuildable *buildable,
{
if (GTK_IS_CELL_RENDERER (child))
_gtk_cell_layout_buildable_add_child (buildable, builder, child, type);
else if (GTK_IS_WIDGET (child))
gtk_combo_box_set_child (GTK_COMBO_BOX (buildable), GTK_WIDGET (child));
else
parent_buildable_iface->add_child (buildable, builder, child, type);
}
@ -2836,7 +2793,7 @@ gtk_combo_box_buildable_get_internal_child (GtkBuildable *buildable,
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
if (priv->has_entry && strcmp (childname, "entry") == 0)
return G_OBJECT (gtk_bin_get_child (GTK_BIN (buildable)));
return G_OBJECT (priv->child);
return parent_buildable_iface->get_internal_child (buildable, builder, childname);
}
@ -3024,13 +2981,17 @@ void
gtk_combo_box_set_child (GtkComboBox *combo_box,
GtkWidget *child)
{
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
g_return_if_fail (child == NULL || GTK_IS_WIDGET (child));
if (gtk_bin_get_child (GTK_BIN (combo_box)))
gtk_container_remove (GTK_CONTAINER (combo_box), gtk_bin_get_child (GTK_BIN (combo_box)));
if (priv->child)
gtk_combo_box_remove (combo_box, priv->child);
if (child)
gtk_container_add (GTK_CONTAINER (combo_box), child);
gtk_combo_box_add (combo_box, child);
g_object_notify (G_OBJECT (combo_box), "child");
}
@ -3045,8 +3006,10 @@ gtk_combo_box_set_child (GtkComboBox *combo_box,
GtkWidget *
gtk_combo_box_get_child (GtkComboBox *combo_box)
{
GtkComboBoxPrivate *priv = gtk_combo_box_get_instance_private (combo_box);
g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), NULL);
return gtk_bin_get_child (GTK_BIN (combo_box));
return priv->child;
}

6
gtk/gtkcombobox.h
View File

@ -22,7 +22,7 @@
#error "Only <gtk/gtk.h> can be included directly."
#endif
#include <gtk/gtkbin.h>
#include <gtk/gtkwidget.h>
#include <gtk/gtktreemodel.h>
#include <gtk/gtktreeview.h>
@ -40,7 +40,7 @@ typedef struct _GtkComboBoxClass GtkComboBoxClass;
struct _GtkComboBox
{
GtkBin parent_instance;
GtkWidget parent_instance;
};
/**
@ -52,7 +52,7 @@ struct _GtkComboBox
*/
struct _GtkComboBoxClass
{
GtkBinClass parent_class;
GtkWidgetClass parent_class;
/*< public >*/

2
gtk/ui/gtkcombobox.ui
View File

@ -1,6 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface domain="gtk40">
<template class="GtkComboBox" parent="GtkBin">
<template class="GtkComboBox" parent="GtkWidget">
<child>
<object class="GtkBox" id="box">
<style>