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gimp/app/widgets/gimpdockable.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpdockable.c
* Copyright (C) 2001-2003 Michael Natterer <mitch@gimp.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <string.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimpcontext.h"
#include "gimpdialogfactory.h"
#include "gimpdnd.h"
#include "gimpdock.h"
#include "gimpdockable.h"
#include "gimpdockbook.h"
#include "gimpdocked.h"
#include "gimphelp-ids.h"
#include "gimpsessioninfo-aux.h"
#include "gimpuimanager.h"
#include "gimpwidgets-utils.h"
#include "gimp-intl.h"
enum
{
PROP_0,
PROP_LOCKED
};
static void gimp_dockable_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_dockable_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_dockable_destroy (GtkObject *object);
static void gimp_dockable_size_request (GtkWidget *widget,
GtkRequisition *requisition);
static void gimp_dockable_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
static void gimp_dockable_realize (GtkWidget *widget);
static void gimp_dockable_unrealize (GtkWidget *widget);
static void gimp_dockable_map (GtkWidget *widget);
static void gimp_dockable_unmap (GtkWidget *widget);
static gboolean gimp_dockable_drag_drop (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time);
static void gimp_dockable_style_set (GtkWidget *widget,
GtkStyle *prev_style);
static gboolean gimp_dockable_expose_event (GtkWidget *widget,
GdkEventExpose *event);
static gboolean gimp_dockable_button_press (GtkWidget *widget,
GdkEventButton *event);
static gboolean gimp_dockable_button_release (GtkWidget *widget);
static gboolean gimp_dockable_popup_menu (GtkWidget *widget);
static void gimp_dockable_add (GtkContainer *container,
GtkWidget *widget);
static void gimp_dockable_remove (GtkContainer *container,
GtkWidget *widget);
static GType gimp_dockable_child_type (GtkContainer *container);
static void gimp_dockable_forall (GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data);
static void gimp_dockable_cursor_setup (GimpDockable *dockable);
static void gimp_dockable_get_title_area (GimpDockable *dockable,
GdkRectangle *area);
static void gimp_dockable_clear_title_area (GimpDockable *dockable);
static gboolean gimp_dockable_menu_button_press (GtkWidget *button,
GdkEventButton *bevent,
GimpDockable *dockable);
static gboolean gimp_dockable_show_menu (GimpDockable *dockable);
static gboolean gimp_dockable_blink_timeout (GimpDockable *dockable);
static void gimp_dockable_title_changed (GimpDocked *docked,
GimpDockable *dockable);
G_DEFINE_TYPE (GimpDockable, gimp_dockable, GTK_TYPE_BIN)
#define parent_class gimp_dockable_parent_class
static const GtkTargetEntry dialog_target_table[] = { GIMP_TARGET_DIALOG };
static void
gimp_dockable_class_init (GimpDockableClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
object_class->set_property = gimp_dockable_set_property;
object_class->get_property = gimp_dockable_get_property;
gtk_object_class->destroy = gimp_dockable_destroy;
widget_class->size_request = gimp_dockable_size_request;
widget_class->size_allocate = gimp_dockable_size_allocate;
widget_class->realize = gimp_dockable_realize;
widget_class->unrealize = gimp_dockable_unrealize;
widget_class->map = gimp_dockable_map;
widget_class->unmap = gimp_dockable_unmap;
widget_class->style_set = gimp_dockable_style_set;
widget_class->drag_drop = gimp_dockable_drag_drop;
widget_class->expose_event = gimp_dockable_expose_event;
widget_class->popup_menu = gimp_dockable_popup_menu;
container_class->add = gimp_dockable_add;
container_class->remove = gimp_dockable_remove;
container_class->child_type = gimp_dockable_child_type;
container_class->forall = gimp_dockable_forall;
g_object_class_install_property (object_class, PROP_LOCKED,
g_param_spec_boolean ("locked", NULL, NULL,
FALSE,
GIMP_PARAM_READWRITE));
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("content-border",
NULL, NULL,
0,
G_MAXINT,
0,
GIMP_PARAM_READABLE));
}
static void
gimp_dockable_init (GimpDockable *dockable)
{
GtkWidget *image;
dockable->name = NULL;
dockable->blurb = NULL;
dockable->stock_id = NULL;
dockable->help_id = NULL;
dockable->tab_style = GIMP_TAB_STYLE_PREVIEW;
dockable->dockbook = NULL;
dockable->context = NULL;
dockable->title_layout = NULL;
dockable->title_window = NULL;
dockable->drag_x = GIMP_DOCKABLE_DRAG_OFFSET;
dockable->drag_y = GIMP_DOCKABLE_DRAG_OFFSET;
gtk_widget_push_composite_child ();
dockable->menu_button = gtk_button_new ();
gtk_widget_pop_composite_child ();
GTK_WIDGET_UNSET_FLAGS (dockable->menu_button, GTK_CAN_FOCUS);
gtk_widget_set_parent (dockable->menu_button, GTK_WIDGET (dockable));
gtk_button_set_relief (GTK_BUTTON (dockable->menu_button), GTK_RELIEF_NONE);
gtk_widget_show (dockable->menu_button);
image = gtk_image_new_from_stock (GIMP_STOCK_MENU_LEFT, GTK_ICON_SIZE_MENU);
gtk_container_add (GTK_CONTAINER (dockable->menu_button), image);
gtk_widget_show (image);
gimp_help_set_help_data (dockable->menu_button, _("Configure this tab"),
GIMP_HELP_DOCK_TAB_MENU);
g_signal_connect (dockable->menu_button, "button-press-event",
G_CALLBACK (gimp_dockable_menu_button_press),
dockable);
gtk_drag_dest_set (GTK_WIDGET (dockable),
GTK_DEST_DEFAULT_ALL,
dialog_target_table, G_N_ELEMENTS (dialog_target_table),
GDK_ACTION_MOVE);
/* Filter out all button-press events not coming from the event window
over the title area. This keeps events that originate from widgets
in the dockable to start a drag.
*/
g_signal_connect (dockable, "button-press-event",
G_CALLBACK (gimp_dockable_button_press),
NULL);
g_signal_connect (dockable, "button-release-event",
G_CALLBACK (gimp_dockable_button_release),
NULL);
}
static void
gimp_dockable_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpDockable *dockable = GIMP_DOCKABLE (object);
switch (property_id)
{
case PROP_LOCKED:
gimp_dockable_set_locked (dockable, g_value_get_boolean (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_dockable_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpDockable *dockable = GIMP_DOCKABLE (object);
switch (property_id)
{
case PROP_LOCKED:
g_value_set_boolean (value, dockable->locked);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_dockable_destroy (GtkObject *object)
{
GimpDockable *dockable = GIMP_DOCKABLE (object);
gimp_dockable_blink_cancel (dockable);
if (dockable->context)
gimp_dockable_set_context (dockable, NULL);
if (dockable->blurb)
{
if (dockable->blurb != dockable->name)
g_free (dockable->blurb);
dockable->blurb = NULL;
}
if (dockable->name)
{
g_free (dockable->name);
dockable->name = NULL;
}
if (dockable->stock_id)
{
g_free (dockable->stock_id);
dockable->stock_id = NULL;
}
if (dockable->help_id)
{
g_free (dockable->help_id);
dockable->help_id = NULL;
}
if (dockable->title_layout)
{
g_object_unref (dockable->title_layout);
dockable->title_layout = NULL;
}
if (dockable->menu_button)
{
gtk_widget_unparent (dockable->menu_button);
dockable->menu_button = NULL;
}
GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
static void
gimp_dockable_size_request (GtkWidget *widget,
GtkRequisition *requisition)
{
GtkContainer *container = GTK_CONTAINER (widget);
GimpDockable *dockable = GIMP_DOCKABLE (widget);
GtkWidget *child = gtk_bin_get_child (GTK_BIN (widget));
GtkRequisition child_requisition;
gint border_width;
border_width = gtk_container_get_border_width (container);
requisition->width = border_width * 2;
requisition->height = border_width * 2;
if (dockable->menu_button && GTK_WIDGET_VISIBLE (dockable->menu_button))
{
gtk_widget_size_request (dockable->menu_button, &child_requisition);
if (! child)
requisition->width += child_requisition.width;
requisition->height += child_requisition.height;
}
if (child && GTK_WIDGET_VISIBLE (child))
{
gtk_widget_size_request (child, &child_requisition);
requisition->width += child_requisition.width;
requisition->height += child_requisition.height;
}
}
static void
gimp_dockable_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
GtkContainer *container = GTK_CONTAINER (widget);
GimpDockable *dockable = GIMP_DOCKABLE (widget);
GtkWidget *child = gtk_bin_get_child (GTK_BIN (widget));
GtkRequisition button_requisition = { 0, };
GtkAllocation child_allocation;
gint border_width;
widget->allocation = *allocation;
border_width = gtk_container_get_border_width (container);
if (dockable->menu_button && GTK_WIDGET_VISIBLE (dockable->menu_button))
{
gtk_widget_size_request (dockable->menu_button, &button_requisition);
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
child_allocation.x = (allocation->x +
allocation->width -
border_width -
button_requisition.width);
else
child_allocation.x = allocation->x + border_width;
child_allocation.y = allocation->y + border_width;
child_allocation.width = button_requisition.width;
child_allocation.height = button_requisition.height;
gtk_widget_size_allocate (dockable->menu_button, &child_allocation);
}
if (child && GTK_WIDGET_VISIBLE (child))
{
child_allocation.x = allocation->x + border_width;
child_allocation.y = allocation->y + border_width;
child_allocation.width = MAX (allocation->width -
border_width * 2,
0);
child_allocation.height = MAX (allocation->height -
border_width * 2 -
button_requisition.height,
0);
child_allocation.y += button_requisition.height;
gtk_widget_size_allocate (child, &child_allocation);
}
if (dockable->title_window)
{
GdkRectangle area;
gimp_dockable_get_title_area (dockable, &area);
gdk_window_move_resize (dockable->title_window,
area.x, area.y, area.width, area.height);
if (dockable->title_layout)
pango_layout_set_width (dockable->title_layout,
PANGO_SCALE * area.width);
}
}
static void
gimp_dockable_realize (GtkWidget *widget)
{
GimpDockable *dockable = GIMP_DOCKABLE (widget);
GTK_WIDGET_CLASS (parent_class)->realize (widget);
if (! dockable->title_window)
{
GdkWindowAttr attributes;
GdkRectangle area;
gimp_dockable_get_title_area (dockable, &area);
attributes.x = area.x;
attributes.y = area.y;
attributes.width = area.width;
attributes.height = area.height;
attributes.window_type = GDK_WINDOW_CHILD;
attributes.wclass = GDK_INPUT_ONLY;
attributes.override_redirect = TRUE;
attributes.event_mask = (GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_BUTTON_MOTION_MASK |
gtk_widget_get_events (widget));
dockable->title_window = gdk_window_new (widget->window,
&attributes,
(GDK_WA_X |
GDK_WA_Y |
GDK_WA_NOREDIR));
gdk_window_set_user_data (dockable->title_window, widget);
}
gimp_dockable_cursor_setup (dockable);
}
static void
gimp_dockable_unrealize (GtkWidget *widget)
{
GimpDockable *dockable = GIMP_DOCKABLE (widget);
if (dockable->title_window)
{
gdk_window_set_user_data (dockable->title_window, NULL);
gdk_window_destroy (dockable->title_window);
dockable->title_window = NULL;
}
GTK_WIDGET_CLASS (parent_class)->unrealize (widget);
}
static void
gimp_dockable_map (GtkWidget *widget)
{
GimpDockable *dockable = GIMP_DOCKABLE (widget);
GTK_WIDGET_CLASS (parent_class)->map (widget);
if (dockable->title_window)
gdk_window_show (dockable->title_window);
}
static void
gimp_dockable_unmap (GtkWidget *widget)
{
GimpDockable *dockable = GIMP_DOCKABLE (widget);
if (dockable->title_window)
gdk_window_hide (dockable->title_window);
GTK_WIDGET_CLASS (parent_class)->unmap (widget);
}
static gboolean
gimp_dockable_drag_drop (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
return gimp_dockbook_drop_dockable (GIMP_DOCKABLE (widget)->dockbook,
gtk_drag_get_source_widget (context));
}
static void
gimp_dockable_style_set (GtkWidget *widget,
GtkStyle *prev_style)
{
GimpDockable *dockable = GIMP_DOCKABLE (widget);
gint content_border;
GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
gtk_widget_style_get (widget,
"content-border", &content_border,
NULL);
gtk_container_set_border_width (GTK_CONTAINER (widget), content_border);
if (dockable->title_layout)
{
g_object_unref (dockable->title_layout);
dockable->title_layout = NULL;
}
}
static PangoLayout *
gimp_dockable_create_title_layout (GimpDockable *dockable,
GtkWidget *widget,
gint width)
{
GtkWidget *child = gtk_bin_get_child (GTK_BIN (dockable));
PangoLayout *layout;
gchar *title = NULL;
if (child)
title = gimp_docked_get_title (GIMP_DOCKED (child));
layout = gtk_widget_create_pango_layout (widget,
title ? title : dockable->blurb);
g_free (title);
gimp_pango_layout_set_weight (layout, PANGO_WEIGHT_SEMIBOLD);
if (width > 0)
{
pango_layout_set_width (layout, PANGO_SCALE * width);
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_END);
}
return layout;
}
static gboolean
gimp_dockable_expose_event (GtkWidget *widget,
GdkEventExpose *event)
{
if (GTK_WIDGET_DRAWABLE (widget))
{
GimpDockable *dockable = GIMP_DOCKABLE (widget);
GtkStyle *style = gtk_widget_get_style (widget);
GdkRectangle title_area;
GdkRectangle expose_area;
gimp_dockable_get_title_area (dockable, &title_area);
if (gdk_rectangle_intersect (&title_area, &event->area, &expose_area))
{
gint layout_width;
gint layout_height;
gint text_x;
gint text_y;
if (dockable->blink_counter & 1)
{
gtk_paint_box (style, widget->window,
GTK_STATE_SELECTED, GTK_SHADOW_NONE,
&expose_area, widget, "",
title_area.x, title_area.y,
title_area.width, title_area.height);
}
if (! dockable->title_layout)
{
dockable->title_layout =
gimp_dockable_create_title_layout (dockable, widget,
title_area.width);
}
pango_layout_get_pixel_size (dockable->title_layout,
&layout_width, &layout_height);
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
{
text_x = title_area.x;
}
else
{
text_x = title_area.x + title_area.width - layout_width;
}
text_y = title_area.y + (title_area.height - layout_height) / 2;
gtk_paint_layout (style, widget->window,
(dockable->blink_counter & 1) ?
GTK_STATE_SELECTED : widget->state, TRUE,
&expose_area, widget, NULL,
text_x, text_y, dockable->title_layout);
}
}
return GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event);
}
static gboolean
gimp_dockable_button_press (GtkWidget *widget,
GdkEventButton *event)
{
GimpDockable *dockable = GIMP_DOCKABLE (widget);
/* stop processing of events not coming from the title event window */
if (event->window != dockable->title_window)
return TRUE;
dockable->drag_x = event->x;
return FALSE;
}
static gboolean
gimp_dockable_button_release (GtkWidget *widget)
{
GimpDockable *dockable = GIMP_DOCKABLE (widget);
dockable->drag_x = GIMP_DOCKABLE_DRAG_OFFSET;
return FALSE;
}
static gboolean
gimp_dockable_popup_menu (GtkWidget *widget)
{
return gimp_dockable_show_menu (GIMP_DOCKABLE (widget));
}
static void
gimp_dockable_add (GtkContainer *container,
GtkWidget *widget)
{
GimpDockable *dockable;
g_return_if_fail (gtk_bin_get_child (GTK_BIN (container)) == NULL);
GTK_CONTAINER_CLASS (parent_class)->add (container, widget);
g_signal_connect (widget, "title-changed",
G_CALLBACK (gimp_dockable_title_changed),
container);
/* not all tab styles are supported by all children */
dockable = GIMP_DOCKABLE (container);
gimp_dockable_set_tab_style (dockable, dockable->tab_style);
}
static void
gimp_dockable_remove (GtkContainer *container,
GtkWidget *widget)
{
g_return_if_fail (gtk_bin_get_child (GTK_BIN (container)) == widget);
g_signal_handlers_disconnect_by_func (widget,
gimp_dockable_title_changed,
container);
GTK_CONTAINER_CLASS (parent_class)->remove (container, widget);
}
static GType
gimp_dockable_child_type (GtkContainer *container)
{
if (gtk_bin_get_child (GTK_BIN (container)))
return G_TYPE_NONE;
return GIMP_TYPE_DOCKED;
}
static void
gimp_dockable_forall (GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data)
{
GimpDockable *dockable = GIMP_DOCKABLE (container);
if (include_internals)
{
if (dockable->menu_button)
(* callback) (dockable->menu_button, callback_data);
}
GTK_CONTAINER_CLASS (parent_class)->forall (container, include_internals,
callback, callback_data);
}
static GtkWidget *
gimp_dockable_get_icon (GimpDockable *dockable,
GtkIconSize size)
{
GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (dockable));
GtkIconTheme *theme = gtk_icon_theme_get_for_screen (screen);
if (gtk_icon_theme_has_icon (theme, dockable->stock_id))
{
return gtk_image_new_from_icon_name (dockable->stock_id, size);
}
return gtk_image_new_from_stock (dockable->stock_id, size);
}
static GtkWidget *
gimp_dockable_get_tab_widget_internal (GimpDockable *dockable,
GimpContext *context,
GimpTabStyle tab_style,
GtkIconSize size,
gboolean dnd)
{
GtkWidget *tab_widget = NULL;
GtkWidget *label = NULL;
GtkWidget *icon = NULL;
switch (tab_style)
{
case GIMP_TAB_STYLE_NAME:
case GIMP_TAB_STYLE_ICON_NAME:
case GIMP_TAB_STYLE_PREVIEW_NAME:
label = gtk_label_new (dockable->name);
break;
case GIMP_TAB_STYLE_BLURB:
case GIMP_TAB_STYLE_ICON_BLURB:
case GIMP_TAB_STYLE_PREVIEW_BLURB:
label = gtk_label_new (dockable->blurb);
break;
default:
break;
}
switch (tab_style)
{
case GIMP_TAB_STYLE_ICON:
case GIMP_TAB_STYLE_ICON_NAME:
case GIMP_TAB_STYLE_ICON_BLURB:
icon = gimp_dockable_get_icon (dockable, size);
break;
case GIMP_TAB_STYLE_PREVIEW:
case GIMP_TAB_STYLE_PREVIEW_NAME:
case GIMP_TAB_STYLE_PREVIEW_BLURB:
{
GtkWidget *child = gtk_bin_get_child (GTK_BIN (dockable));
if (child)
icon = gimp_docked_get_preview (GIMP_DOCKED (child),
context, size);
if (! icon)
icon = gimp_dockable_get_icon (dockable, size);
}
break;
default:
break;
}
if (label && dnd)
gimp_label_set_attributes (GTK_LABEL (label),
PANGO_ATTR_WEIGHT, PANGO_WEIGHT_SEMIBOLD,
-1);
switch (tab_style)
{
case GIMP_TAB_STYLE_ICON:
case GIMP_TAB_STYLE_PREVIEW:
tab_widget = icon;
break;
case GIMP_TAB_STYLE_NAME:
case GIMP_TAB_STYLE_BLURB:
tab_widget = label;
break;
case GIMP_TAB_STYLE_ICON_NAME:
case GIMP_TAB_STYLE_ICON_BLURB:
case GIMP_TAB_STYLE_PREVIEW_NAME:
case GIMP_TAB_STYLE_PREVIEW_BLURB:
tab_widget = gtk_hbox_new (FALSE, dnd ? 6 : 2);
gtk_box_pack_start (GTK_BOX (tab_widget), icon, FALSE, FALSE, 0);
gtk_widget_show (icon);
gtk_box_pack_start (GTK_BOX (tab_widget), label, FALSE, FALSE, 0);
gtk_widget_show (label);
break;
}
return tab_widget;
}
/* public functions */
GtkWidget *
gimp_dockable_new (const gchar *name,
const gchar *blurb,
const gchar *stock_id,
const gchar *help_id)
{
GimpDockable *dockable;
g_return_val_if_fail (name != NULL, NULL);
g_return_val_if_fail (stock_id != NULL, NULL);
g_return_val_if_fail (help_id != NULL, NULL);
dockable = g_object_new (GIMP_TYPE_DOCKABLE, NULL);
dockable->name = g_strdup (name);
dockable->stock_id = g_strdup (stock_id);
dockable->help_id = g_strdup (help_id);
if (blurb)
dockable->blurb = g_strdup (blurb);
else
dockable->blurb = dockable->name;
gimp_help_set_help_data (GTK_WIDGET (dockable), NULL, help_id);
return GTK_WIDGET (dockable);
}
void
gimp_dockable_set_aux_info (GimpDockable *dockable,
GList *aux_info)
{
GtkWidget *child;
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
child = gtk_bin_get_child (GTK_BIN (dockable));
if (child)
gimp_docked_set_aux_info (GIMP_DOCKED (child), aux_info);
}
GList *
gimp_dockable_get_aux_info (GimpDockable *dockable)
{
GtkWidget *child;
g_return_val_if_fail (GIMP_IS_DOCKABLE (dockable), NULL);
child = gtk_bin_get_child (GTK_BIN (dockable));
if (child)
return gimp_docked_get_aux_info (GIMP_DOCKED (child));
return NULL;
}
void
gimp_dockable_set_locked (GimpDockable *dockable,
gboolean lock)
{
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
if (dockable->locked != lock)
{
dockable->locked = lock ? TRUE : FALSE;
gimp_dockable_cursor_setup (dockable);
g_object_notify (G_OBJECT (dockable), "locked");
}
}
gboolean
gimp_dockable_is_locked (GimpDockable *dockable)
{
g_return_val_if_fail (GIMP_IS_DOCKABLE (dockable), FALSE);
return dockable->locked;
}
void
gimp_dockable_set_tab_style (GimpDockable *dockable,
GimpTabStyle tab_style)
{
GtkWidget *child;
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
child = gtk_bin_get_child (GTK_BIN (dockable));
if (child && ! GIMP_DOCKED_GET_INTERFACE (child)->get_preview)
{
switch (tab_style)
{
case GIMP_TAB_STYLE_PREVIEW:
tab_style = GIMP_TAB_STYLE_ICON;
break;
case GIMP_TAB_STYLE_PREVIEW_NAME:
tab_style = GIMP_TAB_STYLE_ICON_BLURB;
break;
case GIMP_TAB_STYLE_PREVIEW_BLURB:
tab_style = GIMP_TAB_STYLE_ICON_BLURB;
break;
default:
break;
}
}
dockable->tab_style = tab_style;
}
GtkWidget *
gimp_dockable_get_tab_widget (GimpDockable *dockable,
GimpContext *context,
GimpTabStyle tab_style,
GtkIconSize size)
{
g_return_val_if_fail (GIMP_IS_DOCKABLE (dockable), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
return gimp_dockable_get_tab_widget_internal (dockable, context,
tab_style, size, FALSE);
}
GtkWidget *
gimp_dockable_get_drag_widget (GimpDockable *dockable)
{
GtkWidget *frame;
GtkWidget *widget;
g_return_val_if_fail (GIMP_IS_DOCKABLE (dockable), NULL);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
widget = gimp_dockable_get_tab_widget_internal (dockable,
dockable->context,
GIMP_TAB_STYLE_ICON_BLURB,
GTK_ICON_SIZE_DND,
TRUE);
gtk_container_set_border_width (GTK_CONTAINER (widget), 6);
gtk_container_add (GTK_CONTAINER (frame), widget);
gtk_widget_show (widget);
return frame;
}
void
gimp_dockable_set_context (GimpDockable *dockable,
GimpContext *context)
{
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
g_return_if_fail (context == NULL || GIMP_IS_CONTEXT (context));
if (context != dockable->context)
{
GtkWidget *child = gtk_bin_get_child (GTK_BIN (dockable));
if (child)
gimp_docked_set_context (GIMP_DOCKED (child), context);
dockable->context = context;
}
}
GimpUIManager *
gimp_dockable_get_menu (GimpDockable *dockable,
const gchar **ui_path,
gpointer *popup_data)
{
GtkWidget *child;
g_return_val_if_fail (GIMP_IS_DOCKABLE (dockable), NULL);
g_return_val_if_fail (ui_path != NULL, NULL);
g_return_val_if_fail (popup_data != NULL, NULL);
child = gtk_bin_get_child (GTK_BIN (dockable));
if (child)
return gimp_docked_get_menu (GIMP_DOCKED (child), ui_path, popup_data);
return NULL;
}
void
gimp_dockable_detach (GimpDockable *dockable)
{
GimpDock *src_dock;
GtkWidget *dock;
GtkWidget *dockbook;
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
g_return_if_fail (GIMP_IS_DOCKBOOK (dockable->dockbook));
src_dock = dockable->dockbook->dock;
dock = gimp_dialog_factory_dock_new (src_dock->dialog_factory,
gtk_widget_get_screen (GTK_WIDGET (dockable)));
gtk_window_set_position (GTK_WINDOW (dock), GTK_WIN_POS_MOUSE);
gimp_dock_setup (GIMP_DOCK (dock), src_dock);
dockbook = gimp_dockbook_new (GIMP_DOCK (dock)->dialog_factory->menu_factory);
gimp_dock_add_book (GIMP_DOCK (dock), GIMP_DOCKBOOK (dockbook), 0);
g_object_ref (dockable);
gimp_dockbook_remove (dockable->dockbook, dockable);
gimp_dockbook_add (GIMP_DOCKBOOK (dockbook), dockable, 0);
g_object_unref (dockable);
gtk_widget_show (dock);
}
void
gimp_dockable_blink (GimpDockable *dockable)
{
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
if (dockable->blink_timeout_id)
g_source_remove (dockable->blink_timeout_id);
dockable->blink_timeout_id =
g_timeout_add (150, (GSourceFunc) gimp_dockable_blink_timeout, dockable);
gimp_dockable_blink_timeout (dockable);
}
void
gimp_dockable_blink_cancel (GimpDockable *dockable)
{
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
if (dockable->blink_timeout_id)
{
g_source_remove (dockable->blink_timeout_id);
dockable->blink_timeout_id = 0;
dockable->blink_counter = 0;
gimp_dockable_clear_title_area (dockable);
}
}
/* private functions */
static void
gimp_dockable_cursor_setup (GimpDockable *dockable)
{
if (! GTK_WIDGET_REALIZED (dockable))
return;
if (! dockable->title_window)
return;
/* only show a hand cursor for unlocked dockables */
if (gimp_dockable_is_locked (dockable))
{
gdk_window_set_cursor (dockable->title_window, NULL);
}
else
{
GdkDisplay *display = gtk_widget_get_display (GTK_WIDGET (dockable));
GdkCursor *cursor;
cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
gdk_window_set_cursor (dockable->title_window, cursor);
gdk_cursor_unref (cursor);
}
}
static void
gimp_dockable_get_title_area (GimpDockable *dockable,
GdkRectangle *area)
{
GtkWidget *widget = GTK_WIDGET (dockable);
gint border = gtk_container_get_border_width (GTK_CONTAINER (dockable));
area->x = widget->allocation.x + border;
area->y = widget->allocation.y + border;
area->width = (widget->allocation.width -
2 * border - dockable->menu_button->allocation.width);
area->height = dockable->menu_button->allocation.height;
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
area->x += dockable->menu_button->allocation.width;
}
static void
gimp_dockable_clear_title_area (GimpDockable *dockable)
{
if (GTK_WIDGET_DRAWABLE (dockable))
{
GdkRectangle area;
gimp_dockable_get_title_area (dockable, &area);
gtk_widget_queue_draw_area (GTK_WIDGET (dockable),
area.x, area.y, area.width, area.height);
}
}
static gboolean
gimp_dockable_menu_button_press (GtkWidget *button,
GdkEventButton *bevent,
GimpDockable *dockable)
{
if (bevent->button == 1 && bevent->type == GDK_BUTTON_PRESS)
{
return gimp_dockable_show_menu (dockable);
}
return FALSE;
}
static void
gimp_dockable_menu_position (GtkMenu *menu,
gint *x,
gint *y,
gpointer data)
{
GimpDockable *dockable = GIMP_DOCKABLE (data);
gimp_button_menu_position (dockable->menu_button, menu, GTK_POS_LEFT, x, y);
}
#define GIMP_DOCKABLE_DETACH_REF_KEY "gimp-dockable-detach-ref"
static void
gimp_dockable_menu_end (GimpDockable *dockable)
{
GimpUIManager *dialog_ui_manager;
const gchar *dialog_ui_path;
gpointer dialog_popup_data;
dialog_ui_manager = gimp_dockable_get_menu (dockable,
&dialog_ui_path,
&dialog_popup_data);
if (dialog_ui_manager && dialog_ui_path)
{
GtkWidget *child_menu_widget =
gtk_ui_manager_get_widget (GTK_UI_MANAGER (dialog_ui_manager),
dialog_ui_path);
if (child_menu_widget)
gtk_menu_detach (GTK_MENU (child_menu_widget));
}
/* release gimp_dockable_show_menu()'s references */
g_object_set_data (G_OBJECT (dockable), GIMP_DOCKABLE_DETACH_REF_KEY, NULL);
g_object_unref (dockable);
}
static gboolean
gimp_dockable_show_menu (GimpDockable *dockable)
{
GimpUIManager *dockbook_ui_manager = dockable->dockbook->ui_manager;
GimpUIManager *dialog_ui_manager;
const gchar *dialog_ui_path;
gpointer dialog_popup_data;
GtkWidget *parent_menu_widget;
GtkAction *parent_menu_action;
if (! dockbook_ui_manager)
return FALSE;
parent_menu_widget =
gtk_ui_manager_get_widget (GTK_UI_MANAGER (dockbook_ui_manager),
"/dockable-popup/dockable-menu");
parent_menu_action =
gtk_ui_manager_get_action (GTK_UI_MANAGER (dockbook_ui_manager),
"/dockable-popup/dockable-menu");
if (! parent_menu_widget || ! parent_menu_action)
return FALSE;
dialog_ui_manager = gimp_dockable_get_menu (dockable,
&dialog_ui_path,
&dialog_popup_data);
if (dialog_ui_manager && dialog_ui_path)
{
GtkWidget *child_menu_widget;
GtkAction *child_menu_action;
const gchar *label;
child_menu_widget =
gtk_ui_manager_get_widget (GTK_UI_MANAGER (dialog_ui_manager),
dialog_ui_path);
if (! child_menu_widget)
{
g_warning ("%s: UI manager '%s' has now widget at path '%s'",
G_STRFUNC, dialog_ui_manager->name, dialog_ui_path);
return FALSE;
}
child_menu_action =
gtk_ui_manager_get_action (GTK_UI_MANAGER (dialog_ui_manager),
dialog_ui_path);
if (! child_menu_action)
{
g_warning ("%s: UI manager '%s' has no action at path '%s'",
G_STRFUNC, dialog_ui_manager->name, dialog_ui_path);
return FALSE;
}
g_object_get (child_menu_action,
"label", &label,
NULL);
g_object_set (parent_menu_action,
"label", label,
"stock-id", dockable->stock_id,
"visible", TRUE,
NULL);
if (dockable->stock_id)
{
if (gtk_icon_theme_has_icon (gtk_icon_theme_get_default (),
dockable->stock_id))
{
g_object_set (parent_menu_action,
"icon-name", dockable->stock_id,
NULL);
}
}
if (! GTK_IS_MENU (child_menu_widget))
{
g_warning ("%s: child_menu_widget (%p) is not a GtkMenu",
G_STRFUNC, child_menu_widget);
return FALSE;
}
/* FIXME */
{
GtkWidget *image = gimp_dockable_get_icon (dockable,
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (parent_menu_widget),
image);
gtk_widget_show (image);
}
gtk_menu_item_set_submenu (GTK_MENU_ITEM (parent_menu_widget),
child_menu_widget);
gimp_ui_manager_update (dialog_ui_manager, dialog_popup_data);
}
else
{
g_object_set (parent_menu_action, "visible", FALSE, NULL);
}
/* an action callback may destroy both dockable and dockbook, so
* reference them for gimp_dockable_menu_end()
*/
g_object_ref (dockable);
g_object_set_data_full (G_OBJECT (dockable), GIMP_DOCKABLE_DETACH_REF_KEY,
g_object_ref (dockable->dockbook),
g_object_unref);
gimp_ui_manager_update (dockbook_ui_manager, dockable);
gimp_ui_manager_ui_popup (dockbook_ui_manager, "/dockable-popup",
GTK_WIDGET (dockable),
gimp_dockable_menu_position, dockable,
(GDestroyNotify) gimp_dockable_menu_end, dockable);
return TRUE;
}
static gboolean
gimp_dockable_blink_timeout (GimpDockable *dockable)
{
gimp_dockable_clear_title_area (dockable);
if (dockable->blink_counter++ > 3)
{
dockable->blink_timeout_id = 0;
dockable->blink_counter = 0;
return FALSE;
}
return TRUE;
}
static void
gimp_dockable_title_changed (GimpDocked *docked,
GimpDockable *dockable)
{
if (dockable->title_layout)
{
g_object_unref (dockable->title_layout);
dockable->title_layout = NULL;
}
if (GTK_WIDGET_DRAWABLE (dockable))
{
GdkRectangle area;
gimp_dockable_get_title_area (dockable, &area);
gdk_window_invalidate_rect (GTK_WIDGET (dockable)->window, &area, FALSE);
}
}
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