* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
+ * You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
- * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
+ * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
+#include <config.h>
+#include <math.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtkbindings.h>
+#include <gtk/gtkmarshalers.h>
#include <gtk/gtkscrolledwindow.h>
-#include <gtk/gtksignal.h>
+#include <gtk/gtkintl.h>
+#include <gtk/gtkalias.h>
/* scrolled window policy and size requisition handling:
* under A) at least correspond to the space taken up by its scrollbars.
*/
-#define SCROLLBAR_SPACING(w) (GTK_SCROLLED_WINDOW_CLASS (GTK_OBJECT (w)->klass)->scrollbar_spacing)
-
#define DEFAULT_SCROLLBAR_SPACING 3
enum {
- ARG_0,
- ARG_HADJUSTMENT,
- ARG_VADJUSTMENT,
- ARG_HSCROLLBAR_POLICY,
- ARG_VSCROLLBAR_POLICY,
- ARG_WINDOW_PLACEMENT
+ PROP_0,
+ PROP_HADJUSTMENT,
+ PROP_VADJUSTMENT,
+ PROP_HSCROLLBAR_POLICY,
+ PROP_VSCROLLBAR_POLICY,
+ PROP_WINDOW_PLACEMENT,
+ PROP_SHADOW_TYPE,
+ PROP_LAST
};
+/* Signals */
+enum
+{
+ SCROLL_CHILD,
+ MOVE_FOCUS_OUT,
+ LAST_SIGNAL
+};
static void gtk_scrolled_window_class_init (GtkScrolledWindowClass *klass);
static void gtk_scrolled_window_init (GtkScrolledWindow *scrolled_window);
-static void gtk_scrolled_window_set_arg (GtkObject *object,
- GtkArg *arg,
- guint arg_id);
-static void gtk_scrolled_window_get_arg (GtkObject *object,
- GtkArg *arg,
- guint arg_id);
static void gtk_scrolled_window_destroy (GtkObject *object);
-static void gtk_scrolled_window_finalize (GtkObject *object);
-static void gtk_scrolled_window_map (GtkWidget *widget);
-static void gtk_scrolled_window_unmap (GtkWidget *widget);
-static void gtk_scrolled_window_draw (GtkWidget *widget,
- GdkRectangle *area);
+static void gtk_scrolled_window_finalize (GObject *object);
+static void gtk_scrolled_window_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gtk_scrolled_window_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static gint gtk_scrolled_window_expose (GtkWidget *widget,
+ GdkEventExpose *event);
static void gtk_scrolled_window_size_request (GtkWidget *widget,
GtkRequisition *requisition);
static void gtk_scrolled_window_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
+static gint gtk_scrolled_window_scroll_event (GtkWidget *widget,
+ GdkEventScroll *event);
+static gint gtk_scrolled_window_focus (GtkWidget *widget,
+ GtkDirectionType direction);
static void gtk_scrolled_window_add (GtkContainer *container,
GtkWidget *widget);
static void gtk_scrolled_window_remove (GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data);
+static void gtk_scrolled_window_scroll_child (GtkScrolledWindow *scrolled_window,
+ GtkScrollType scroll,
+ gboolean horizontal);
+static void gtk_scrolled_window_move_focus_out (GtkScrolledWindow *scrolled_window,
+ GtkDirectionType direction_type);
+
static void gtk_scrolled_window_relative_allocation(GtkWidget *widget,
GtkAllocation *allocation);
static void gtk_scrolled_window_adjustment_changed (GtkAdjustment *adjustment,
gpointer data);
-
static GtkContainerClass *parent_class = NULL;
+static guint signals[LAST_SIGNAL] = {0};
-GtkType
+GType
gtk_scrolled_window_get_type (void)
{
- static GtkType scrolled_window_type = 0;
+ static GType scrolled_window_type = 0;
if (!scrolled_window_type)
{
- static const GtkTypeInfo scrolled_window_info =
+ static const GTypeInfo scrolled_window_info =
{
- "GtkScrolledWindow",
- sizeof (GtkScrolledWindow),
sizeof (GtkScrolledWindowClass),
- (GtkClassInitFunc) gtk_scrolled_window_class_init,
- (GtkObjectInitFunc) gtk_scrolled_window_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) gtk_scrolled_window_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (GtkScrolledWindow),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) gtk_scrolled_window_init,
};
- scrolled_window_type = gtk_type_unique (GTK_TYPE_BIN, &scrolled_window_info);
+ scrolled_window_type =
+ g_type_register_static (GTK_TYPE_BIN, "GtkScrolledWindow",
+ &scrolled_window_info, 0);
}
return scrolled_window_type;
}
+static void
+add_scroll_binding (GtkBindingSet *binding_set,
+ guint keyval,
+ GdkModifierType mask,
+ GtkScrollType scroll,
+ gboolean horizontal)
+{
+ guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
+
+ gtk_binding_entry_add_signal (binding_set, keyval, mask,
+ "scroll_child", 2,
+ GTK_TYPE_SCROLL_TYPE, scroll,
+ G_TYPE_BOOLEAN, horizontal);
+ gtk_binding_entry_add_signal (binding_set, keypad_keyval, mask,
+ "scroll_child", 2,
+ GTK_TYPE_SCROLL_TYPE, scroll,
+ G_TYPE_BOOLEAN, horizontal);
+}
+
+static void
+add_tab_bindings (GtkBindingSet *binding_set,
+ GdkModifierType modifiers,
+ GtkDirectionType direction)
+{
+ gtk_binding_entry_add_signal (binding_set, GDK_Tab, modifiers,
+ "move_focus_out", 1,
+ GTK_TYPE_DIRECTION_TYPE, direction);
+ gtk_binding_entry_add_signal (binding_set, GDK_KP_Tab, modifiers,
+ "move_focus_out", 1,
+ GTK_TYPE_DIRECTION_TYPE, direction);
+}
+
static void
gtk_scrolled_window_class_init (GtkScrolledWindowClass *class)
{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (class);
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
GtkContainerClass *container_class;
+ GtkBindingSet *binding_set;
object_class = (GtkObjectClass*) class;
widget_class = (GtkWidgetClass*) class;
container_class = (GtkContainerClass*) class;
- parent_class = gtk_type_class (GTK_TYPE_BIN);
-
- gtk_object_add_arg_type ("GtkScrolledWindow::hadjustment",
- GTK_TYPE_ADJUSTMENT,
- GTK_ARG_READWRITE | GTK_ARG_CONSTRUCT,
- ARG_HADJUSTMENT);
- gtk_object_add_arg_type ("GtkScrolledWindow::vadjustment",
- GTK_TYPE_ADJUSTMENT,
- GTK_ARG_READWRITE | GTK_ARG_CONSTRUCT,
- ARG_VADJUSTMENT);
- gtk_object_add_arg_type ("GtkScrolledWindow::hscrollbar_policy",
- GTK_TYPE_POLICY_TYPE,
- GTK_ARG_READWRITE,
- ARG_HSCROLLBAR_POLICY);
- gtk_object_add_arg_type ("GtkScrolledWindow::vscrollbar_policy",
- GTK_TYPE_POLICY_TYPE,
- GTK_ARG_READWRITE,
- ARG_VSCROLLBAR_POLICY);
- gtk_object_add_arg_type ("GtkScrolledWindow::window_placement",
- GTK_TYPE_CORNER_TYPE,
- GTK_ARG_READWRITE,
- ARG_WINDOW_PLACEMENT);
-
- object_class->set_arg = gtk_scrolled_window_set_arg;
- object_class->get_arg = gtk_scrolled_window_get_arg;
+
+ parent_class = g_type_class_peek_parent (class);
+
+ gobject_class->finalize = gtk_scrolled_window_finalize;
+ gobject_class->set_property = gtk_scrolled_window_set_property;
+ gobject_class->get_property = gtk_scrolled_window_get_property;
+
object_class->destroy = gtk_scrolled_window_destroy;
- object_class->finalize = gtk_scrolled_window_finalize;
- widget_class->map = gtk_scrolled_window_map;
- widget_class->unmap = gtk_scrolled_window_unmap;
- widget_class->draw = gtk_scrolled_window_draw;
+ widget_class->expose_event = gtk_scrolled_window_expose;
widget_class->size_request = gtk_scrolled_window_size_request;
widget_class->size_allocate = gtk_scrolled_window_size_allocate;
+ widget_class->scroll_event = gtk_scrolled_window_scroll_event;
+ widget_class->focus = gtk_scrolled_window_focus;
container_class->add = gtk_scrolled_window_add;
container_class->remove = gtk_scrolled_window_remove;
container_class->forall = gtk_scrolled_window_forall;
- class->scrollbar_spacing = DEFAULT_SCROLLBAR_SPACING;
-}
-
-static void
-gtk_scrolled_window_set_arg (GtkObject *object,
- GtkArg *arg,
- guint arg_id)
-{
- GtkScrolledWindow *scrolled_window;
+ class->scrollbar_spacing = -1;
- scrolled_window = GTK_SCROLLED_WINDOW (object);
+ class->scroll_child = gtk_scrolled_window_scroll_child;
+ class->move_focus_out = gtk_scrolled_window_move_focus_out;
+
+ g_object_class_install_property (gobject_class,
+ PROP_HADJUSTMENT,
+ g_param_spec_object ("hadjustment",
+ P_("Horizontal Adjustment"),
+ P_("The GtkAdjustment for the horizontal position"),
+ GTK_TYPE_ADJUSTMENT,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+ g_object_class_install_property (gobject_class,
+ PROP_VADJUSTMENT,
+ g_param_spec_object ("vadjustment",
+ P_("Vertical Adjustment"),
+ P_("The GtkAdjustment for the vertical position"),
+ GTK_TYPE_ADJUSTMENT,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+ g_object_class_install_property (gobject_class,
+ PROP_HSCROLLBAR_POLICY,
+ g_param_spec_enum ("hscrollbar_policy",
+ P_("Horizontal Scrollbar Policy"),
+ P_("When the horizontal scrollbar is displayed"),
+ GTK_TYPE_POLICY_TYPE,
+ GTK_POLICY_ALWAYS,
+ G_PARAM_READABLE | G_PARAM_WRITABLE));
+ g_object_class_install_property (gobject_class,
+ PROP_VSCROLLBAR_POLICY,
+ g_param_spec_enum ("vscrollbar_policy",
+ P_("Vertical Scrollbar Policy"),
+ P_("When the vertical scrollbar is displayed"),
+ GTK_TYPE_POLICY_TYPE,
+ GTK_POLICY_ALWAYS,
+ G_PARAM_READABLE | G_PARAM_WRITABLE));
+
+ g_object_class_install_property (gobject_class,
+ PROP_WINDOW_PLACEMENT,
+ g_param_spec_enum ("window_placement",
+ P_("Window Placement"),
+ P_("Where the contents are located with respect to the scrollbars"),
+ GTK_TYPE_CORNER_TYPE,
+ GTK_CORNER_TOP_LEFT,
+ G_PARAM_READABLE | G_PARAM_WRITABLE));
+ g_object_class_install_property (gobject_class,
+ PROP_SHADOW_TYPE,
+ g_param_spec_enum ("shadow_type",
+ P_("Shadow Type"),
+ P_("Style of bevel around the contents"),
+ GTK_TYPE_SHADOW_TYPE,
+ GTK_SHADOW_NONE,
+ G_PARAM_READABLE | G_PARAM_WRITABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("scrollbar_spacing",
+ P_("Scrollbar spacing"),
+ P_("Number of pixels between the scrollbars and the scrolled window"),
+ 0,
+ G_MAXINT,
+ DEFAULT_SCROLLBAR_SPACING,
+ G_PARAM_READABLE));
+
+ signals[SCROLL_CHILD] =
+ g_signal_new ("scroll_child",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkScrolledWindowClass, scroll_child),
+ NULL, NULL,
+ _gtk_marshal_VOID__ENUM_BOOLEAN,
+ G_TYPE_NONE, 2,
+ GTK_TYPE_SCROLL_TYPE,
+ G_TYPE_BOOLEAN);
+ signals[MOVE_FOCUS_OUT] =
+ g_signal_new ("move_focus_out",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkScrolledWindowClass, move_focus_out),
+ NULL, NULL,
+ _gtk_marshal_VOID__ENUM,
+ G_TYPE_NONE, 1,
+ GTK_TYPE_DIRECTION_TYPE);
+
+ binding_set = gtk_binding_set_by_class (class);
- switch (arg_id)
- {
- case ARG_HADJUSTMENT:
- gtk_scrolled_window_set_hadjustment (scrolled_window, GTK_VALUE_POINTER (*arg));
- break;
- case ARG_VADJUSTMENT:
- gtk_scrolled_window_set_vadjustment (scrolled_window, GTK_VALUE_POINTER (*arg));
- break;
- case ARG_HSCROLLBAR_POLICY:
- gtk_scrolled_window_set_policy (scrolled_window,
- GTK_VALUE_ENUM (*arg),
- scrolled_window->vscrollbar_policy);
- break;
- case ARG_VSCROLLBAR_POLICY:
- gtk_scrolled_window_set_policy (scrolled_window,
- scrolled_window->hscrollbar_policy,
- GTK_VALUE_ENUM (*arg));
- break;
- case ARG_WINDOW_PLACEMENT:
- gtk_scrolled_window_set_placement (scrolled_window,
- GTK_VALUE_ENUM (*arg));
- break;
- default:
- break;
- }
-}
+ add_scroll_binding (binding_set, GDK_Left, GDK_CONTROL_MASK, GTK_SCROLL_STEP_BACKWARD, TRUE);
+ add_scroll_binding (binding_set, GDK_Right, GDK_CONTROL_MASK, GTK_SCROLL_STEP_FORWARD, TRUE);
+ add_scroll_binding (binding_set, GDK_Up, GDK_CONTROL_MASK, GTK_SCROLL_STEP_BACKWARD, FALSE);
+ add_scroll_binding (binding_set, GDK_Down, GDK_CONTROL_MASK, GTK_SCROLL_STEP_FORWARD, FALSE);
-static void
-gtk_scrolled_window_get_arg (GtkObject *object,
- GtkArg *arg,
- guint arg_id)
-{
- GtkScrolledWindow *scrolled_window;
+ add_scroll_binding (binding_set, GDK_Page_Up, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_BACKWARD, TRUE);
+ add_scroll_binding (binding_set, GDK_Page_Down, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_FORWARD, TRUE);
+ add_scroll_binding (binding_set, GDK_Page_Up, 0, GTK_SCROLL_PAGE_BACKWARD, FALSE);
+ add_scroll_binding (binding_set, GDK_Page_Down, 0, GTK_SCROLL_PAGE_FORWARD, FALSE);
- scrolled_window = GTK_SCROLLED_WINDOW (object);
+ add_scroll_binding (binding_set, GDK_Home, GDK_CONTROL_MASK, GTK_SCROLL_START, TRUE);
+ add_scroll_binding (binding_set, GDK_End, GDK_CONTROL_MASK, GTK_SCROLL_END, TRUE);
+ add_scroll_binding (binding_set, GDK_Home, 0, GTK_SCROLL_START, FALSE);
+ add_scroll_binding (binding_set, GDK_End, 0, GTK_SCROLL_END, FALSE);
- switch (arg_id)
- {
- case ARG_HADJUSTMENT:
- GTK_VALUE_POINTER (*arg) = gtk_scrolled_window_get_hadjustment (scrolled_window);
- break;
- case ARG_VADJUSTMENT:
- GTK_VALUE_POINTER (*arg) = gtk_scrolled_window_get_vadjustment (scrolled_window);
- break;
- case ARG_HSCROLLBAR_POLICY:
- GTK_VALUE_ENUM (*arg) = scrolled_window->hscrollbar_policy;
- break;
- case ARG_VSCROLLBAR_POLICY:
- GTK_VALUE_ENUM (*arg) = scrolled_window->vscrollbar_policy;
- break;
- case ARG_WINDOW_PLACEMENT:
- GTK_VALUE_ENUM (*arg) = scrolled_window->window_placement;
- break;
- default:
- arg->type = GTK_TYPE_INVALID;
- break;
- }
+ add_tab_bindings (binding_set, GDK_CONTROL_MASK, GTK_DIR_TAB_FORWARD);
+ add_tab_bindings (binding_set, GDK_CONTROL_MASK | GDK_SHIFT_MASK, GTK_DIR_TAB_BACKWARD);
}
static void
gtk_scrolled_window_init (GtkScrolledWindow *scrolled_window)
{
- GTK_WIDGET_SET_FLAGS (scrolled_window, GTK_NO_WINDOW);
-
- gtk_container_set_resize_mode (GTK_CONTAINER (scrolled_window), GTK_RESIZE_QUEUE);
+ GTK_WIDGET_SET_FLAGS (scrolled_window, GTK_NO_WINDOW | GTK_CAN_FOCUS);
scrolled_window->hscrollbar = NULL;
scrolled_window->vscrollbar = NULL;
scrolled_window->vscrollbar_policy = GTK_POLICY_ALWAYS;
scrolled_window->hscrollbar_visible = FALSE;
scrolled_window->vscrollbar_visible = FALSE;
+ scrolled_window->focus_out = FALSE;
scrolled_window->window_placement = GTK_CORNER_TOP_LEFT;
+
}
GtkWidget*
{
GtkBin *bin;
- g_return_if_fail (scrolled_window != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
if (hadjustment)
g_return_if_fail (GTK_IS_ADJUSTMENT (hadjustment));
else
- hadjustment = (GtkAdjustment*) gtk_object_new (GTK_TYPE_ADJUSTMENT, NULL);
+ hadjustment = (GtkAdjustment*) g_object_new (GTK_TYPE_ADJUSTMENT, NULL);
bin = GTK_BIN (scrolled_window);
gtk_widget_pop_composite_child ();
gtk_widget_set_parent (scrolled_window->hscrollbar, GTK_WIDGET (scrolled_window));
- gtk_widget_ref (scrolled_window->hscrollbar);
+ g_object_ref (scrolled_window->hscrollbar);
gtk_widget_show (scrolled_window->hscrollbar);
}
else
if (old_adjustment == hadjustment)
return;
- gtk_signal_disconnect_by_func (GTK_OBJECT (old_adjustment),
- GTK_SIGNAL_FUNC (gtk_scrolled_window_adjustment_changed),
- scrolled_window);
+ g_signal_handlers_disconnect_by_func (old_adjustment,
+ gtk_scrolled_window_adjustment_changed,
+ scrolled_window);
gtk_range_set_adjustment (GTK_RANGE (scrolled_window->hscrollbar),
hadjustment);
}
hadjustment = gtk_range_get_adjustment (GTK_RANGE (scrolled_window->hscrollbar));
- gtk_signal_connect (GTK_OBJECT (hadjustment),
- "changed",
- GTK_SIGNAL_FUNC (gtk_scrolled_window_adjustment_changed),
- scrolled_window);
+ g_signal_connect (hadjustment,
+ "changed",
+ G_CALLBACK (gtk_scrolled_window_adjustment_changed),
+ scrolled_window);
gtk_scrolled_window_adjustment_changed (hadjustment, scrolled_window);
if (bin->child)
gtk_widget_set_scroll_adjustments (bin->child,
gtk_range_get_adjustment (GTK_RANGE (scrolled_window->hscrollbar)),
gtk_range_get_adjustment (GTK_RANGE (scrolled_window->vscrollbar)));
+
+ g_object_notify (G_OBJECT (scrolled_window), "hadjustment");
}
void
{
GtkBin *bin;
- g_return_if_fail (scrolled_window != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
if (vadjustment)
g_return_if_fail (GTK_IS_ADJUSTMENT (vadjustment));
else
- vadjustment = (GtkAdjustment*) gtk_object_new (GTK_TYPE_ADJUSTMENT, NULL);
+ vadjustment = (GtkAdjustment*) g_object_new (GTK_TYPE_ADJUSTMENT, NULL);
bin = GTK_BIN (scrolled_window);
gtk_widget_pop_composite_child ();
gtk_widget_set_parent (scrolled_window->vscrollbar, GTK_WIDGET (scrolled_window));
- gtk_widget_ref (scrolled_window->vscrollbar);
+ g_object_ref (scrolled_window->vscrollbar);
gtk_widget_show (scrolled_window->vscrollbar);
}
else
if (old_adjustment == vadjustment)
return;
- gtk_signal_disconnect_by_func (GTK_OBJECT (old_adjustment),
- GTK_SIGNAL_FUNC (gtk_scrolled_window_adjustment_changed),
- scrolled_window);
+ g_signal_handlers_disconnect_by_func (old_adjustment,
+ gtk_scrolled_window_adjustment_changed,
+ scrolled_window);
gtk_range_set_adjustment (GTK_RANGE (scrolled_window->vscrollbar),
vadjustment);
}
vadjustment = gtk_range_get_adjustment (GTK_RANGE (scrolled_window->vscrollbar));
- gtk_signal_connect (GTK_OBJECT (vadjustment),
- "changed",
- GTK_SIGNAL_FUNC (gtk_scrolled_window_adjustment_changed),
- scrolled_window);
+ g_signal_connect (vadjustment,
+ "changed",
+ G_CALLBACK (gtk_scrolled_window_adjustment_changed),
+ scrolled_window);
gtk_scrolled_window_adjustment_changed (vadjustment, scrolled_window);
if (bin->child)
gtk_widget_set_scroll_adjustments (bin->child,
gtk_range_get_adjustment (GTK_RANGE (scrolled_window->hscrollbar)),
gtk_range_get_adjustment (GTK_RANGE (scrolled_window->vscrollbar)));
+
+ g_object_notify (G_OBJECT (scrolled_window), "vadjustment");
}
GtkAdjustment*
gtk_scrolled_window_get_hadjustment (GtkScrolledWindow *scrolled_window)
{
- g_return_val_if_fail (scrolled_window != NULL, NULL);
g_return_val_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window), NULL);
return (scrolled_window->hscrollbar ?
GtkAdjustment*
gtk_scrolled_window_get_vadjustment (GtkScrolledWindow *scrolled_window)
{
- g_return_val_if_fail (scrolled_window != NULL, NULL);
g_return_val_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window), NULL);
return (scrolled_window->vscrollbar ?
GtkPolicyType hscrollbar_policy,
GtkPolicyType vscrollbar_policy)
{
- g_return_if_fail (scrolled_window != NULL);
+ GObject *object = G_OBJECT (scrolled_window);
+
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
if ((scrolled_window->hscrollbar_policy != hscrollbar_policy) ||
scrolled_window->vscrollbar_policy = vscrollbar_policy;
gtk_widget_queue_resize (GTK_WIDGET (scrolled_window));
+
+ g_object_freeze_notify (object);
+ g_object_notify (object, "hscrollbar-policy");
+ g_object_notify (object, "vscrollbar-policy");
+ g_object_thaw_notify (object);
}
}
+/**
+ * gtk_scrolled_window_get_policy:
+ * @scrolled_window: a #GtkScrolledWindow
+ * @hscrollbar_policy: location to store the policy for the horizontal scrollbar, or %NULL.
+ * @vscrollbar_policy: location to store the policy for the horizontal scrollbar, or %NULL.
+ *
+ * Retrieves the current policy values for the horizontal and vertical
+ * scrollbars. See gtk_scrolled_window_set_policy().
+ **/
+void
+gtk_scrolled_window_get_policy (GtkScrolledWindow *scrolled_window,
+ GtkPolicyType *hscrollbar_policy,
+ GtkPolicyType *vscrollbar_policy)
+{
+ g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
+
+ if (hscrollbar_policy)
+ *hscrollbar_policy = scrolled_window->hscrollbar_policy;
+ if (vscrollbar_policy)
+ *vscrollbar_policy = scrolled_window->vscrollbar_policy;
+}
+
void
gtk_scrolled_window_set_placement (GtkScrolledWindow *scrolled_window,
GtkCornerType window_placement)
{
- g_return_if_fail (scrolled_window != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
if (scrolled_window->window_placement != window_placement)
scrolled_window->window_placement = window_placement;
gtk_widget_queue_resize (GTK_WIDGET (scrolled_window));
+
+ g_object_notify (G_OBJECT (scrolled_window), "window-placement");
}
}
+/**
+ * gtk_scrolled_window_get_placement:
+ * @scrolled_window: a #GtkScrolledWindow
+ *
+ * Gets the placement of the scrollbars for the scrolled window. See
+ * gtk_scrolled_window_set_placement().
+ *
+ * Return value: the current placement value.
+ **/
+GtkCornerType
+gtk_scrolled_window_get_placement (GtkScrolledWindow *scrolled_window)
+{
+ g_return_val_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window), GTK_CORNER_TOP_LEFT);
+
+ return scrolled_window->window_placement;
+}
+
+/**
+ * gtk_scrolled_window_set_shadow_type:
+ * @scrolled_window: a #GtkScrolledWindow
+ * @type: kind of shadow to draw around scrolled window contents
+ *
+ * Changes the type of shadow drawn around the contents of
+ * @scrolled_window.
+ *
+ **/
+void
+gtk_scrolled_window_set_shadow_type (GtkScrolledWindow *scrolled_window,
+ GtkShadowType type)
+{
+ g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
+ g_return_if_fail (type >= GTK_SHADOW_NONE && type <= GTK_SHADOW_ETCHED_OUT);
+
+ if (scrolled_window->shadow_type != type)
+ {
+ scrolled_window->shadow_type = type;
+
+ if (GTK_WIDGET_DRAWABLE (scrolled_window))
+ gtk_widget_queue_draw (GTK_WIDGET (scrolled_window));
+
+ gtk_widget_queue_resize (GTK_WIDGET (scrolled_window));
+
+ g_object_notify (G_OBJECT (scrolled_window), "shadow-type");
+ }
+}
+
+/**
+ * gtk_scrolled_window_get_shadow_type:
+ * @scrolled_window: a #GtkScrolledWindow
+ *
+ * Gets the shadow type of the scrolled window. See
+ * gtk_scrolled_window_set_shadow_type().
+ *
+ * Return value: the current shadow type
+ **/
+GtkShadowType
+gtk_scrolled_window_get_shadow_type (GtkScrolledWindow *scrolled_window)
+{
+ g_return_val_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window), GTK_SHADOW_NONE);
+
+ return scrolled_window->shadow_type;
+}
+
static void
gtk_scrolled_window_destroy (GtkObject *object)
{
GtkScrolledWindow *scrolled_window;
- g_return_if_fail (object != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (object));
scrolled_window = GTK_SCROLLED_WINDOW (object);
}
static void
-gtk_scrolled_window_finalize (GtkObject *object)
+gtk_scrolled_window_finalize (GObject *object)
{
- GtkScrolledWindow *scrolled_window;
-
- scrolled_window = GTK_SCROLLED_WINDOW (object);
+ GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (object);
- gtk_widget_unref (scrolled_window->hscrollbar);
- gtk_widget_unref (scrolled_window->vscrollbar);
+ g_object_unref (scrolled_window->hscrollbar);
+ g_object_unref (scrolled_window->vscrollbar);
- GTK_OBJECT_CLASS (parent_class)->finalize (object);
+ G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
-gtk_scrolled_window_map (GtkWidget *widget)
+gtk_scrolled_window_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
{
- GtkScrolledWindow *scrolled_window;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_SCROLLED_WINDOW (widget));
-
- scrolled_window = GTK_SCROLLED_WINDOW (widget);
-
- /* chain parent class handler to map self and child */
- GTK_WIDGET_CLASS (parent_class)->map (widget);
-
- if (GTK_WIDGET_VISIBLE (scrolled_window->hscrollbar) &&
- !GTK_WIDGET_MAPPED (scrolled_window->hscrollbar))
- gtk_widget_map (scrolled_window->hscrollbar);
+ GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (object);
- if (GTK_WIDGET_VISIBLE (scrolled_window->vscrollbar) &&
- !GTK_WIDGET_MAPPED (scrolled_window->vscrollbar))
- gtk_widget_map (scrolled_window->vscrollbar);
+ switch (prop_id)
+ {
+ case PROP_HADJUSTMENT:
+ gtk_scrolled_window_set_hadjustment (scrolled_window,
+ g_value_get_object (value));
+ break;
+ case PROP_VADJUSTMENT:
+ gtk_scrolled_window_set_vadjustment (scrolled_window,
+ g_value_get_object (value));
+ break;
+ case PROP_HSCROLLBAR_POLICY:
+ gtk_scrolled_window_set_policy (scrolled_window,
+ g_value_get_enum (value),
+ scrolled_window->vscrollbar_policy);
+ break;
+ case PROP_VSCROLLBAR_POLICY:
+ gtk_scrolled_window_set_policy (scrolled_window,
+ scrolled_window->hscrollbar_policy,
+ g_value_get_enum (value));
+ break;
+ case PROP_WINDOW_PLACEMENT:
+ gtk_scrolled_window_set_placement (scrolled_window,
+ g_value_get_enum (value));
+ break;
+ case PROP_SHADOW_TYPE:
+ gtk_scrolled_window_set_shadow_type (scrolled_window,
+ g_value_get_enum (value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
}
static void
-gtk_scrolled_window_unmap (GtkWidget *widget)
+gtk_scrolled_window_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
{
- GtkScrolledWindow *scrolled_window;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_SCROLLED_WINDOW (widget));
-
- scrolled_window = GTK_SCROLLED_WINDOW (widget);
-
- /* chain parent class handler to unmap self and child */
- GTK_WIDGET_CLASS (parent_class)->unmap (widget);
+ GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (object);
- if (GTK_WIDGET_MAPPED (scrolled_window->hscrollbar))
- gtk_widget_unmap (scrolled_window->hscrollbar);
-
- if (GTK_WIDGET_MAPPED (scrolled_window->vscrollbar))
- gtk_widget_unmap (scrolled_window->vscrollbar);
+ switch (prop_id)
+ {
+ case PROP_HADJUSTMENT:
+ g_value_set_object (value,
+ G_OBJECT (gtk_scrolled_window_get_hadjustment (scrolled_window)));
+ break;
+ case PROP_VADJUSTMENT:
+ g_value_set_object (value,
+ G_OBJECT (gtk_scrolled_window_get_vadjustment (scrolled_window)));
+ break;
+ case PROP_HSCROLLBAR_POLICY:
+ g_value_set_enum (value, scrolled_window->hscrollbar_policy);
+ break;
+ case PROP_VSCROLLBAR_POLICY:
+ g_value_set_enum (value, scrolled_window->vscrollbar_policy);
+ break;
+ case PROP_WINDOW_PLACEMENT:
+ g_value_set_enum (value, scrolled_window->window_placement);
+ break;
+ case PROP_SHADOW_TYPE:
+ g_value_set_enum (value, scrolled_window->shadow_type);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
}
static void
-gtk_scrolled_window_draw (GtkWidget *widget,
- GdkRectangle *area)
+gtk_scrolled_window_paint (GtkWidget *widget,
+ GdkRectangle *area)
{
- GtkScrolledWindow *scrolled_window;
- GtkBin *bin;
- GdkRectangle child_area;
+ GtkAllocation relative_allocation;
+ GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (widget);
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_SCROLLED_WINDOW (widget));
- g_return_if_fail (area != NULL);
-
- scrolled_window = GTK_SCROLLED_WINDOW (widget);
- bin = GTK_BIN (widget);
+ if (scrolled_window->shadow_type != GTK_SHADOW_NONE)
+ {
+ gtk_scrolled_window_relative_allocation (widget, &relative_allocation);
+
+ relative_allocation.x -= widget->style->xthickness;
+ relative_allocation.y -= widget->style->ythickness;
+ relative_allocation.width += 2 * widget->style->xthickness;
+ relative_allocation.height += 2 * widget->style->ythickness;
+
+ gtk_paint_shadow (widget->style, widget->window,
+ GTK_STATE_NORMAL, scrolled_window->shadow_type,
+ area, widget, "scrolled_window",
+ widget->allocation.x + relative_allocation.x,
+ widget->allocation.y + relative_allocation.y,
+ relative_allocation.width,
+ relative_allocation.height);
+ }
+}
- if (bin->child && GTK_WIDGET_VISIBLE (bin->child) &&
- gtk_widget_intersect (bin->child, area, &child_area))
- gtk_widget_draw (bin->child, &child_area);
-
- if (GTK_WIDGET_VISIBLE (scrolled_window->hscrollbar) &&
- gtk_widget_intersect (scrolled_window->hscrollbar, area, &child_area))
- gtk_widget_draw (scrolled_window->hscrollbar, &child_area);
-
- if (GTK_WIDGET_VISIBLE (scrolled_window->vscrollbar) &&
- gtk_widget_intersect (scrolled_window->vscrollbar, area, &child_area))
- gtk_widget_draw (scrolled_window->vscrollbar, &child_area);
+static gint
+gtk_scrolled_window_expose (GtkWidget *widget,
+ GdkEventExpose *event)
+{
+ if (GTK_WIDGET_DRAWABLE (widget))
+ {
+ gtk_scrolled_window_paint (widget, &event->area);
+
+ (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
+ }
+
+ return FALSE;
}
static void
GtkCallback callback,
gpointer callback_data)
{
- g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (container));
g_return_if_fail (callback != NULL);
}
}
+static void
+gtk_scrolled_window_scroll_child (GtkScrolledWindow *scrolled_window,
+ GtkScrollType scroll,
+ gboolean horizontal)
+{
+ GtkAdjustment *adjustment = NULL;
+
+ switch (scroll)
+ {
+ case GTK_SCROLL_STEP_UP:
+ scroll = GTK_SCROLL_STEP_BACKWARD;
+ horizontal = FALSE;
+ break;
+ case GTK_SCROLL_STEP_DOWN:
+ scroll = GTK_SCROLL_STEP_FORWARD;
+ horizontal = FALSE;
+ break;
+ case GTK_SCROLL_STEP_LEFT:
+ scroll = GTK_SCROLL_STEP_BACKWARD;
+ horizontal = TRUE;
+ break;
+ case GTK_SCROLL_STEP_RIGHT:
+ scroll = GTK_SCROLL_STEP_FORWARD;
+ horizontal = TRUE;
+ break;
+ case GTK_SCROLL_PAGE_UP:
+ scroll = GTK_SCROLL_PAGE_BACKWARD;
+ horizontal = FALSE;
+ break;
+ case GTK_SCROLL_PAGE_DOWN:
+ scroll = GTK_SCROLL_PAGE_FORWARD;
+ horizontal = FALSE;
+ break;
+ case GTK_SCROLL_PAGE_LEFT:
+ scroll = GTK_SCROLL_STEP_BACKWARD;
+ horizontal = TRUE;
+ break;
+ case GTK_SCROLL_PAGE_RIGHT:
+ scroll = GTK_SCROLL_STEP_FORWARD;
+ horizontal = TRUE;
+ break;
+ case GTK_SCROLL_STEP_BACKWARD:
+ case GTK_SCROLL_STEP_FORWARD:
+ case GTK_SCROLL_PAGE_BACKWARD:
+ case GTK_SCROLL_PAGE_FORWARD:
+ case GTK_SCROLL_START:
+ case GTK_SCROLL_END:
+ break;
+ default:
+ g_warning ("Invalid scroll type %d for GtkSpinButton::change-value", scroll);
+ return;
+ }
+
+ if (horizontal)
+ {
+ if (scrolled_window->hscrollbar)
+ adjustment = gtk_range_get_adjustment (GTK_RANGE (scrolled_window->hscrollbar));
+ }
+ else
+ {
+ if (scrolled_window->vscrollbar)
+ adjustment = gtk_range_get_adjustment (GTK_RANGE (scrolled_window->vscrollbar));
+ }
+
+ if (adjustment)
+ {
+ gdouble value = adjustment->value;
+
+ switch (scroll)
+ {
+ case GTK_SCROLL_STEP_FORWARD:
+ value += adjustment->step_increment;
+ break;
+ case GTK_SCROLL_STEP_BACKWARD:
+ value -= adjustment->step_increment;
+ break;
+ case GTK_SCROLL_PAGE_FORWARD:
+ value += adjustment->page_increment;
+ break;
+ case GTK_SCROLL_PAGE_BACKWARD:
+ value -= adjustment->page_increment;
+ break;
+ case GTK_SCROLL_START:
+ value = adjustment->lower;
+ break;
+ case GTK_SCROLL_END:
+ value = adjustment->upper;
+ break;
+ default:
+ g_assert_not_reached ();
+ break;
+ }
+
+ value = CLAMP (value, adjustment->lower, adjustment->upper - adjustment->page_size);
+
+ gtk_adjustment_set_value (adjustment, value);
+ }
+}
+
+static void
+gtk_scrolled_window_move_focus_out (GtkScrolledWindow *scrolled_window,
+ GtkDirectionType direction_type)
+{
+ GtkWidget *toplevel;
+
+ /* Focus out of the scrolled window entirely. We do this by setting
+ * a flag, then propagating the focus motion to the notebook.
+ */
+ toplevel = gtk_widget_get_toplevel (GTK_WIDGET (scrolled_window));
+ if (!GTK_WIDGET_TOPLEVEL (toplevel))
+ return;
+
+ g_object_ref (scrolled_window);
+
+ scrolled_window->focus_out = TRUE;
+ g_signal_emit_by_name (toplevel, "move_focus", direction_type);
+ scrolled_window->focus_out = FALSE;
+
+ g_object_unref (scrolled_window);
+}
+
static void
gtk_scrolled_window_size_request (GtkWidget *widget,
GtkRequisition *requisition)
GtkBin *bin;
gint extra_width;
gint extra_height;
+ gint scrollbar_spacing;
GtkRequisition hscrollbar_requisition;
GtkRequisition vscrollbar_requisition;
GtkRequisition child_requisition;
- g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (widget));
g_return_if_fail (requisition != NULL);
scrolled_window = GTK_SCROLLED_WINDOW (widget);
bin = GTK_BIN (scrolled_window);
+ scrollbar_spacing = _gtk_scrolled_window_get_scrollbar_spacing (scrolled_window);
+
extra_width = 0;
extra_height = 0;
requisition->width = 0;
if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
{
- static guint quark_aux_info = 0;
-
- if (!quark_aux_info)
- quark_aux_info = g_quark_from_static_string ("gtk-aux-info");
-
gtk_widget_size_request (bin->child, &child_requisition);
if (scrolled_window->hscrollbar_policy == GTK_POLICY_NEVER)
requisition->width += child_requisition.width;
else
{
- GtkWidgetAuxInfo *aux_info;
+ GtkWidgetAuxInfo *aux_info = _gtk_widget_get_aux_info (bin->child, FALSE);
- aux_info = gtk_object_get_data_by_id (GTK_OBJECT (bin->child), quark_aux_info);
if (aux_info && aux_info->width > 0)
{
requisition->width += aux_info->width;
}
// if (scrolled_window->vscrollbar_policy == GTK_POLICY_NEVER)
-// requisition->height += child_requisition.height;
+// requisition->height += child_requisition.height;
// else
{
- GtkWidgetAuxInfo *aux_info;
+ GtkWidgetAuxInfo *aux_info = _gtk_widget_get_aux_info (bin->child, FALSE);
- aux_info = gtk_object_get_data_by_id (GTK_OBJECT (bin->child), quark_aux_info);
if (aux_info && aux_info->height > 0)
{
requisition->height += aux_info->height;
{
requisition->width = MAX (requisition->width, hscrollbar_requisition.width);
if (!extra_height || scrolled_window->hscrollbar_policy == GTK_POLICY_ALWAYS)
- extra_height = SCROLLBAR_SPACING (scrolled_window) + hscrollbar_requisition.height;
+ extra_height = scrollbar_spacing + hscrollbar_requisition.height;
}
if (scrolled_window->vscrollbar_policy == GTK_POLICY_AUTOMATIC ||
{
requisition->height = MAX (requisition->height, vscrollbar_requisition.height);
if (!extra_height || scrolled_window->vscrollbar_policy == GTK_POLICY_ALWAYS)
- extra_width = SCROLLBAR_SPACING (scrolled_window) + vscrollbar_requisition.width;
+ extra_width = scrollbar_spacing + vscrollbar_requisition.width;
}
requisition->width += GTK_CONTAINER (widget)->border_width * 2 + MAX (0, extra_width);
requisition->height += GTK_CONTAINER (widget)->border_width * 2 + MAX (0, extra_height);
+
+ if (scrolled_window->shadow_type != GTK_SHADOW_NONE)
+ {
+ requisition->width += 2 * widget->style->xthickness;
+ requisition->height += 2 * widget->style->ythickness;
+ }
}
static void
GtkAllocation *allocation)
{
GtkScrolledWindow *scrolled_window;
+ gint scrollbar_spacing;
g_return_if_fail (widget != NULL);
g_return_if_fail (allocation != NULL);
scrolled_window = GTK_SCROLLED_WINDOW (widget);
+ scrollbar_spacing = _gtk_scrolled_window_get_scrollbar_spacing (scrolled_window);
allocation->x = GTK_CONTAINER (widget)->border_width;
allocation->y = GTK_CONTAINER (widget)->border_width;
+
+ if (scrolled_window->shadow_type != GTK_SHADOW_NONE)
+ {
+ allocation->x += widget->style->xthickness;
+ allocation->y += widget->style->ythickness;
+ }
+
allocation->width = MAX (1, (gint)widget->allocation.width - allocation->x * 2);
allocation->height = MAX (1, (gint)widget->allocation.height - allocation->y * 2);
if (scrolled_window->vscrollbar_visible)
{
GtkRequisition vscrollbar_requisition;
+ gboolean is_rtl;
+
gtk_widget_get_child_requisition (scrolled_window->vscrollbar,
&vscrollbar_requisition);
+ is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
- if (scrolled_window->window_placement == GTK_CORNER_TOP_RIGHT ||
- scrolled_window->window_placement == GTK_CORNER_BOTTOM_RIGHT)
- allocation->x += (vscrollbar_requisition.width +
- SCROLLBAR_SPACING (scrolled_window));
-
- allocation->width = MAX (1, (gint)allocation->width -
- ((gint)vscrollbar_requisition.width +
- (gint)SCROLLBAR_SPACING (scrolled_window)));
+ if ((!is_rtl &&
+ (scrolled_window->window_placement == GTK_CORNER_TOP_RIGHT ||
+ scrolled_window->window_placement == GTK_CORNER_BOTTOM_RIGHT)) ||
+ (is_rtl &&
+ (scrolled_window->window_placement == GTK_CORNER_TOP_LEFT ||
+ scrolled_window->window_placement == GTK_CORNER_BOTTOM_LEFT)))
+ allocation->x += (vscrollbar_requisition.width + scrollbar_spacing);
+
+ allocation->width = MAX (1, allocation->width - (vscrollbar_requisition.width + scrollbar_spacing));
}
if (scrolled_window->hscrollbar_visible)
{
if (scrolled_window->window_placement == GTK_CORNER_BOTTOM_LEFT ||
scrolled_window->window_placement == GTK_CORNER_BOTTOM_RIGHT)
- allocation->y += (hscrollbar_requisition.height +
- SCROLLBAR_SPACING (scrolled_window));
+ allocation->y += (hscrollbar_requisition.height + scrollbar_spacing);
- allocation->height = MAX (1, (gint)allocation->height -
- ((gint)hscrollbar_requisition.height +
- (gint)SCROLLBAR_SPACING (scrolled_window)));
+ allocation->height = MAX (1, allocation->height - (hscrollbar_requisition.height + scrollbar_spacing));
}
}
GtkBin *bin;
GtkAllocation relative_allocation;
GtkAllocation child_allocation;
+ gint scrollbar_spacing;
- g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (widget));
g_return_if_fail (allocation != NULL);
scrolled_window = GTK_SCROLLED_WINDOW (widget);
bin = GTK_BIN (scrolled_window);
+ scrollbar_spacing = _gtk_scrolled_window_get_scrollbar_spacing (scrolled_window);
+
widget->allocation = *allocation;
if (scrolled_window->hscrollbar_policy == GTK_POLICY_ALWAYS)
scrolled_window->window_placement == GTK_CORNER_TOP_RIGHT)
child_allocation.y = (relative_allocation.y +
relative_allocation.height +
- SCROLLBAR_SPACING (scrolled_window));
+ scrollbar_spacing +
+ (scrolled_window->shadow_type == GTK_SHADOW_NONE ?
+ 0 : widget->style->ythickness));
else
child_allocation.y = GTK_CONTAINER (scrolled_window)->border_width;
child_allocation.x += allocation->x;
child_allocation.y += allocation->y;
+ if (scrolled_window->shadow_type != GTK_SHADOW_NONE)
+ {
+ child_allocation.x -= widget->style->xthickness;
+ child_allocation.width += 2 * widget->style->xthickness;
+ }
+
gtk_widget_size_allocate (scrolled_window->hscrollbar, &child_allocation);
}
else if (GTK_WIDGET_VISIBLE (scrolled_window->hscrollbar))
gtk_widget_get_child_requisition (scrolled_window->vscrollbar,
&vscrollbar_requisition);
- if (scrolled_window->window_placement == GTK_CORNER_TOP_LEFT ||
- scrolled_window->window_placement == GTK_CORNER_BOTTOM_LEFT)
+ if ((gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL &&
+ (scrolled_window->window_placement == GTK_CORNER_TOP_RIGHT ||
+ scrolled_window->window_placement == GTK_CORNER_BOTTOM_RIGHT)) ||
+ (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR &&
+ (scrolled_window->window_placement == GTK_CORNER_TOP_LEFT ||
+ scrolled_window->window_placement == GTK_CORNER_BOTTOM_LEFT)))
child_allocation.x = (relative_allocation.x +
relative_allocation.width +
- SCROLLBAR_SPACING (scrolled_window));
+ scrollbar_spacing +
+ (scrolled_window->shadow_type == GTK_SHADOW_NONE ?
+ 0 : widget->style->xthickness));
else
child_allocation.x = GTK_CONTAINER (scrolled_window)->border_width;
child_allocation.x += allocation->x;
child_allocation.y += allocation->y;
+ if (scrolled_window->shadow_type != GTK_SHADOW_NONE)
+ {
+ child_allocation.y -= widget->style->ythickness;
+ child_allocation.height += 2 * widget->style->ythickness;
+ }
+
gtk_widget_size_allocate (scrolled_window->vscrollbar, &child_allocation);
}
else if (GTK_WIDGET_VISIBLE (scrolled_window->vscrollbar))
gtk_widget_hide (scrolled_window->vscrollbar);
}
+static gint
+gtk_scrolled_window_scroll_event (GtkWidget *widget,
+ GdkEventScroll *event)
+{
+ GtkWidget *range;
+
+ g_return_val_if_fail (GTK_IS_SCROLLED_WINDOW (widget), FALSE);
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ if (event->direction == GDK_SCROLL_UP || event->direction == GDK_SCROLL_DOWN)
+ range = GTK_SCROLLED_WINDOW (widget)->vscrollbar;
+ else
+ range = GTK_SCROLLED_WINDOW (widget)->hscrollbar;
+
+ if (range && GTK_WIDGET_VISIBLE (range))
+ {
+ GtkAdjustment *adj = GTK_RANGE (range)->adjustment;
+ gdouble delta, new_value;
+
+ delta = _gtk_range_get_wheel_delta (GTK_RANGE (range), event->direction);
+
+ new_value = CLAMP (adj->value + delta, adj->lower, adj->upper - adj->page_size);
+
+ gtk_adjustment_set_value (adj, new_value);
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gint
+gtk_scrolled_window_focus (GtkWidget *widget,
+ GtkDirectionType direction)
+{
+ GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (widget);
+ gboolean had_focus_child = GTK_CONTAINER (widget)->focus_child != NULL;
+
+ if (scrolled_window->focus_out)
+ {
+ scrolled_window->focus_out = FALSE; /* Clear this to catch the wrap-around case */
+ return FALSE;
+ }
+
+ if (gtk_widget_is_focus (widget))
+ return FALSE;
+
+ /* We only put the scrolled window itself in the focus chain if it
+ * isn't possible to focus any children.
+ */
+ if (GTK_BIN (widget)->child)
+ {
+ if (gtk_widget_child_focus (GTK_BIN (widget)->child, direction))
+ return TRUE;
+ }
+
+ if (!had_focus_child)
+ {
+ gtk_widget_grab_focus (widget);
+ return TRUE;
+ }
+ else
+ return FALSE;
+}
static void
gtk_scrolled_window_adjustment_changed (GtkAdjustment *adjustment,
scrolled_win = GTK_SCROLLED_WINDOW (data);
- if (adjustment == gtk_range_get_adjustment (GTK_RANGE (scrolled_win->hscrollbar)))
+ if (scrolled_win->hscrollbar &&
+ adjustment == gtk_range_get_adjustment (GTK_RANGE (scrolled_win->hscrollbar)))
{
if (scrolled_win->hscrollbar_policy == GTK_POLICY_AUTOMATIC)
{
gtk_widget_queue_resize (GTK_WIDGET (scrolled_win));
}
}
- else if (adjustment == gtk_range_get_adjustment (GTK_RANGE (scrolled_win->vscrollbar)))
+ else if (scrolled_win->vscrollbar &&
+ adjustment == gtk_range_get_adjustment (GTK_RANGE (scrolled_win->vscrollbar)))
{
if (scrolled_win->vscrollbar_policy == GTK_POLICY_AUTOMATIC)
{
gtk_range_get_adjustment (GTK_RANGE (scrolled_window->vscrollbar))))
g_warning ("gtk_scrolled_window_add(): cannot add non scrollable widget "
"use gtk_scrolled_window_add_with_viewport() instead");
-
- if (GTK_WIDGET_REALIZED (child->parent))
- gtk_widget_realize (child);
-
- if (GTK_WIDGET_VISIBLE (child->parent) && GTK_WIDGET_VISIBLE (child))
- {
- if (GTK_WIDGET_MAPPED (child->parent))
- gtk_widget_map (child);
-
- gtk_widget_queue_resize (child);
- }
}
static void
gtk_scrolled_window_remove (GtkContainer *container,
GtkWidget *child)
{
- g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (container));
g_return_if_fail (child != NULL);
g_return_if_fail (GTK_BIN (container)->child == child);
GtkBin *bin;
GtkWidget *viewport;
- g_return_if_fail (scrolled_window != NULL);
g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
- g_return_if_fail (child != NULL);
g_return_if_fail (GTK_IS_WIDGET (child));
g_return_if_fail (child->parent == NULL);
gtk_widget_show (viewport);
gtk_container_add (GTK_CONTAINER (viewport), child);
}
+
+/**
+ * _gtk_scrolled_window_get_spacing:
+ * @scrolled_window: a scrolled window
+ *
+ * Gets the spacing between the scrolled window's scrollbars and
+ * the scrolled widget. Used by GtkCombo
+ *
+ * Return value: the spacing, in pixels.
+ **/
+gint
+_gtk_scrolled_window_get_scrollbar_spacing (GtkScrolledWindow *scrolled_window)
+{
+ GtkScrolledWindowClass *class;
+
+ g_return_val_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window), 0);
+
+ class = GTK_SCROLLED_WINDOW_GET_CLASS (scrolled_window);
+
+ if (class->scrollbar_spacing >= 0)
+ return class->scrollbar_spacing;
+ else
+ {
+ gint scrollbar_spacing;
+
+ gtk_widget_style_get (GTK_WIDGET (scrolled_window),
+ "scrollbar_spacing", &scrollbar_spacing,
+ NULL);
+
+ return scrollbar_spacing;
+ }
+}
+
+#define __GTK_SCROLLED_WINDOW_C__
+#include "gtkaliasdef.c"
projects / ardour.git / blobdiff