#include "gtkbindings.h"
#include "gtkmarshalers.h"
#include "gtkscrolledwindow.h"
+#include "gtkwindow.h"
#include "gtkprivate.h"
#include "gtkintl.h"
#include "gtkalias.h"
#define DEFAULT_SCROLLBAR_SPACING 3
+typedef struct {
+ gboolean window_placement_set;
+ GtkCornerType real_window_placement;
+} GtkScrolledWindowPrivate;
+
+#define GTK_SCROLLED_WINDOW_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_SCROLLED_WINDOW, GtkScrolledWindowPrivate))
+
enum {
PROP_0,
PROP_HADJUSTMENT,
PROP_HSCROLLBAR_POLICY,
PROP_VSCROLLBAR_POLICY,
PROP_WINDOW_PLACEMENT,
+ PROP_WINDOW_PLACEMENT_SET,
PROP_SHADOW_TYPE,
PROP_LAST
};
GValue *value,
GParamSpec *pspec);
+static void gtk_scrolled_window_screen_changed (GtkWidget *widget,
+ GdkScreen *previous_screen);
static gint gtk_scrolled_window_expose (GtkWidget *widget,
GdkEventExpose *event);
static void gtk_scrolled_window_size_request (GtkWidget *widget,
static void gtk_scrolled_window_adjustment_changed (GtkAdjustment *adjustment,
gpointer data);
+static void gtk_scrolled_window_update_real_placement (GtkScrolledWindow *scrolled_window);
+
static GtkContainerClass *parent_class = NULL;
static guint signals[LAST_SIGNAL] = {0};
object_class->destroy = gtk_scrolled_window_destroy;
+ widget_class->screen_changed = gtk_scrolled_window_screen_changed;
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;
PROP_WINDOW_PLACEMENT,
g_param_spec_enum ("window-placement",
P_("Window Placement"),
- P_("Where the contents are located with respect to the scrollbars"),
+ P_("Where the contents are located with respect to the scrollbars. This property only takes effect if \"window-placement-set\" is TRUE."),
GTK_TYPE_CORNER_TYPE,
GTK_CORNER_TOP_LEFT,
GTK_PARAM_READABLE | GTK_PARAM_WRITABLE));
+
+ /**
+ * GtkScrolledWindow::window-placement-set:
+ *
+ * Whether "window-placement" should be used to determine the location
+ * of the contents with respect to the scrollbars. Otherwise, the
+ * "gtk-scrolled-window-placement" setting is used.
+ *
+ * Since: 2.10
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_WINDOW_PLACEMENT_SET,
+ g_param_spec_boolean ("window-placement-set",
+ P_("Window Placement Set"),
+ P_("Whether \"window-placement\" should be used to determine the location of the contents with respect to the scrollbars."),
+ FALSE,
+ GTK_PARAM_READABLE | GTK_PARAM_WRITABLE));
g_object_class_install_property (gobject_class,
PROP_SHADOW_TYPE,
g_param_spec_enum ("shadow-type",
DEFAULT_SCROLLBAR_SPACING,
GTK_PARAM_READABLE));
+ /**
+ * GtkSettings::gtk-scrolled-window-placement:
+ *
+ * Where the contents of scrolled windows are located with respect to the
+ * scrollbars, if not overridden by the scrolled window's own placement.
+ *
+ * Since: 2.10
+ */
+ gtk_settings_install_property (g_param_spec_enum ("gtk-scrolled-window-placement",
+ P_("Scrolled Window Placement"),
+ P_("Where the contents of scrolled windows are located with respect to the scrollbars, if not overridden by the scrolled window's own placement."),
+ GTK_TYPE_CORNER_TYPE,
+ GTK_CORNER_TOP_LEFT,
+ G_PARAM_READABLE | G_PARAM_WRITABLE));
+
+
signals[SCROLL_CHILD] =
g_signal_new (I_("scroll_child"),
G_TYPE_FROM_CLASS (object_class),
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);
+
+ g_type_class_add_private (class, sizeof (GtkScrolledWindowPrivate));
}
static void
scrolled_window->vscrollbar_visible = FALSE;
scrolled_window->focus_out = FALSE;
scrolled_window->window_placement = GTK_CORNER_TOP_LEFT;
-
+ gtk_scrolled_window_update_real_placement (scrolled_window);
}
GtkWidget*
*vscrollbar_policy = scrolled_window->vscrollbar_policy;
}
-void
-gtk_scrolled_window_set_placement (GtkScrolledWindow *scrolled_window,
- GtkCornerType window_placement)
+static void
+gtk_scrolled_window_update_real_placement (GtkScrolledWindow *scrolled_window)
{
- g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
+ GtkScrolledWindowPrivate *priv = GTK_SCROLLED_WINDOW_GET_PRIVATE (scrolled_window);
+ GtkSettings *settings;
+
+ settings = gtk_widget_get_settings (GTK_WIDGET (scrolled_window));
+ if (priv->window_placement_set || settings == NULL)
+ priv->real_window_placement = scrolled_window->window_placement;
+ else
+ g_object_get (settings,
+ "gtk-scrolled-window-placement",
+ &priv->real_window_placement,
+ NULL);
+}
+
+static void
+gtk_scrolled_window_set_placement_internal (GtkScrolledWindow *scrolled_window,
+ GtkCornerType window_placement)
+{
if (scrolled_window->window_placement != window_placement)
{
scrolled_window->window_placement = window_placement;
+ gtk_scrolled_window_update_real_placement (scrolled_window);
gtk_widget_queue_resize (GTK_WIDGET (scrolled_window));
g_object_notify (G_OBJECT (scrolled_window), "window-placement");
}
}
+static void
+gtk_scrolled_window_set_placement_set (GtkScrolledWindow *scrolled_window,
+ gboolean placement_set,
+ gboolean emit_resize)
+{
+ GtkScrolledWindowPrivate *priv = GTK_SCROLLED_WINDOW_GET_PRIVATE (scrolled_window);
+
+ if (priv->window_placement_set != placement_set)
+ {
+ priv->window_placement_set = placement_set;
+
+ gtk_scrolled_window_update_real_placement (scrolled_window);
+ if (emit_resize)
+ gtk_widget_queue_resize (GTK_WIDGET (scrolled_window));
+
+ g_object_notify (G_OBJECT (scrolled_window), "window-placement-set");
+ }
+}
+
+/**
+ * gtk_scrolled_window_set_placement:
+ * @scrolled_window: a #GtkScrolledWindow
+ *
+ * Sets the placement of the contents with respect to the scrollbars
+ * for the scrolled window.
+ *
+ * See also gtk_scrolled_window_get_placement() and
+ * gtk_scrolled_window_unset_placement().
+ **/
+void
+gtk_scrolled_window_set_placement (GtkScrolledWindow *scrolled_window,
+ GtkCornerType window_placement)
+{
+ g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
+
+ gtk_scrolled_window_set_placement_set (scrolled_window, TRUE, FALSE);
+ gtk_scrolled_window_set_placement_internal (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().
+ * Gets the placement of the contents with respect to the scrollbars
+ * for the scrolled window. See gtk_scrolled_window_set_placement().
*
* Return value: the current placement value.
+ *
+ * See also gtk_scrolled_window_set_placement() and
+ * gtk_scrolled_window_unset_placement().
**/
GtkCornerType
gtk_scrolled_window_get_placement (GtkScrolledWindow *scrolled_window)
return scrolled_window->window_placement;
}
+/**
+ * gtk_scrolled_window_unset_placement:
+ * @scrolled_window: a #GtkScrolledWindow
+ *
+ * Unsets the placement of the contents with respect to the scrollbars
+ * for the scrolled window. If no window placement is set for a scrolled
+ * window, it obeys the "gtk-scrolled-window-placement" XSETTING.
+ *
+ * See also gtk_scrolled_window_set_placement() and
+ * gtk_scrolled_window_get_placement().
+ *
+ * Since: 2.10
+ **/
+void
+gtk_scrolled_window_unset_placement (GtkScrolledWindow *scrolled_window)
+{
+ GtkScrolledWindowPrivate *priv = GTK_SCROLLED_WINDOW_GET_PRIVATE (scrolled_window);
+
+ g_return_if_fail (GTK_IS_SCROLLED_WINDOW (scrolled_window));
+
+ if (priv->window_placement_set)
+ {
+ priv->window_placement_set = FALSE;
+
+ gtk_widget_queue_resize (GTK_WIDGET (scrolled_window));
+
+ g_object_notify (G_OBJECT (scrolled_window), "window-placement-set");
+ }
+}
+
/**
* gtk_scrolled_window_set_shadow_type:
* @scrolled_window: a #GtkScrolledWindow
g_value_get_enum (value));
break;
case PROP_WINDOW_PLACEMENT:
- gtk_scrolled_window_set_placement (scrolled_window,
- g_value_get_enum (value));
+ gtk_scrolled_window_set_placement_internal (scrolled_window,
+ g_value_get_enum (value));
+ break;
+ case PROP_WINDOW_PLACEMENT_SET:
+ gtk_scrolled_window_set_placement_set (scrolled_window,
+ g_value_get_enum (value),
+ TRUE);
break;
case PROP_SHADOW_TYPE:
gtk_scrolled_window_set_shadow_type (scrolled_window,
GParamSpec *pspec)
{
GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (object);
+ GtkScrolledWindowPrivate *priv = GTK_SCROLLED_WINDOW_GET_PRIVATE (scrolled_window);
switch (prop_id)
{
case PROP_WINDOW_PLACEMENT:
g_value_set_enum (value, scrolled_window->window_placement);
break;
+ case PROP_WINDOW_PLACEMENT_SET:
+ g_value_set_boolean (value, priv->window_placement_set);
+ break;
case PROP_SHADOW_TYPE:
g_value_set_enum (value, scrolled_window->shadow_type);
break;
}
}
+static void
+traverse_container (GtkWidget *widget,
+ gpointer data)
+{
+ if (GTK_IS_SCROLLED_WINDOW (widget))
+ {
+ gtk_scrolled_window_update_real_placement (GTK_SCROLLED_WINDOW (widget));
+ gtk_widget_queue_draw (widget);
+ }
+ else if (GTK_IS_CONTAINER (widget))
+ gtk_container_forall (GTK_CONTAINER (widget), traverse_container, NULL);
+}
+
+static void
+gtk_scrolled_window_settings_changed (GtkSettings *settings)
+{
+ GList *list, *l;
+
+ list = gtk_window_list_toplevels ();
+
+ for (l = list; l; l = l->next)
+ gtk_container_forall (GTK_CONTAINER (l->data),
+ traverse_container, NULL);
+
+ g_list_free (list);
+}
+
+static void
+gtk_scrolled_window_screen_changed (GtkWidget *widget,
+ GdkScreen *previous_screen)
+{
+ GtkSettings *settings;
+ guint window_placement_connection;
+
+ gtk_scrolled_window_update_real_placement (GTK_SCROLLED_WINDOW (widget));
+
+ if (!gtk_widget_has_screen (widget))
+ return;
+
+ settings = gtk_widget_get_settings (widget);
+
+ window_placement_connection =
+ GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (settings),
+ "gtk-scrolled-window-connection"));
+
+ if (window_placement_connection)
+ return;
+
+ window_placement_connection =
+ g_signal_connect (settings, "notify::gtk-scrolled-window-placement",
+ G_CALLBACK (gtk_scrolled_window_settings_changed), 0);
+ g_object_set_data (G_OBJECT (settings),
+ I_("gtk-scrolled-window-connection"),
+ GUINT_TO_POINTER (window_placement_connection));
+}
+
static void
gtk_scrolled_window_paint (GtkWidget *widget,
GdkRectangle *area)
GtkAllocation *allocation)
{
GtkScrolledWindow *scrolled_window;
+ GtkScrolledWindowPrivate *priv;
gint scrollbar_spacing;
g_return_if_fail (widget != NULL);
scrolled_window = GTK_SCROLLED_WINDOW (widget);
scrollbar_spacing = _gtk_scrolled_window_get_scrollbar_spacing (scrolled_window);
+ priv = GTK_SCROLLED_WINDOW_GET_PRIVATE (scrolled_window);
+
allocation->x = GTK_CONTAINER (widget)->border_width;
allocation->y = GTK_CONTAINER (widget)->border_width;
is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
if ((!is_rtl &&
- (scrolled_window->window_placement == GTK_CORNER_TOP_RIGHT ||
- scrolled_window->window_placement == GTK_CORNER_BOTTOM_RIGHT)) ||
+ (priv->real_window_placement == GTK_CORNER_TOP_RIGHT ||
+ priv->real_window_placement == GTK_CORNER_BOTTOM_RIGHT)) ||
(is_rtl &&
- (scrolled_window->window_placement == GTK_CORNER_TOP_LEFT ||
- scrolled_window->window_placement == GTK_CORNER_BOTTOM_LEFT)))
+ (priv->real_window_placement == GTK_CORNER_TOP_LEFT ||
+ priv->real_window_placement == GTK_CORNER_BOTTOM_LEFT)))
allocation->x += (vscrollbar_requisition.width + scrollbar_spacing);
allocation->width = MAX (1, allocation->width - (vscrollbar_requisition.width + scrollbar_spacing));
gtk_widget_get_child_requisition (scrolled_window->hscrollbar,
&hscrollbar_requisition);
- if (scrolled_window->window_placement == GTK_CORNER_BOTTOM_LEFT ||
- scrolled_window->window_placement == GTK_CORNER_BOTTOM_RIGHT)
+ if (priv->real_window_placement == GTK_CORNER_BOTTOM_LEFT ||
+ priv->real_window_placement == GTK_CORNER_BOTTOM_RIGHT)
allocation->y += (hscrollbar_requisition.height + scrollbar_spacing);
allocation->height = MAX (1, allocation->height - (hscrollbar_requisition.height + scrollbar_spacing));
GtkAllocation *allocation)
{
GtkScrolledWindow *scrolled_window;
+ GtkScrolledWindowPrivate *priv;
GtkBin *bin;
GtkAllocation relative_allocation;
GtkAllocation child_allocation;
scrollbar_spacing = _gtk_scrolled_window_get_scrollbar_spacing (scrolled_window);
+ priv = GTK_SCROLLED_WINDOW_GET_PRIVATE (scrolled_window);
+
widget->allocation = *allocation;
if (scrolled_window->hscrollbar_policy == GTK_POLICY_ALWAYS)
gtk_widget_show (scrolled_window->hscrollbar);
child_allocation.x = relative_allocation.x;
- if (scrolled_window->window_placement == GTK_CORNER_TOP_LEFT ||
- scrolled_window->window_placement == GTK_CORNER_TOP_RIGHT)
+ if (priv->real_window_placement == GTK_CORNER_TOP_LEFT ||
+ priv->real_window_placement == GTK_CORNER_TOP_RIGHT)
child_allocation.y = (relative_allocation.y +
relative_allocation.height +
scrollbar_spacing +
&vscrollbar_requisition);
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)) ||
+ (priv->real_window_placement == GTK_CORNER_TOP_RIGHT ||
+ priv->real_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)))
+ (priv->real_window_placement == GTK_CORNER_TOP_LEFT ||
+ priv->real_window_placement == GTK_CORNER_BOTTOM_LEFT)))
child_allocation.x = (relative_allocation.x +
relative_allocation.width +
scrollbar_spacing +
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