gimp/app/widgets/gimptooleditor.c

537 lines
18 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimptooleditor.c
* Copyright (C) 2001-2009 Michael Natterer <mitch@gimp.org>
* Stephen Griffiths <scgmk5@gmail.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "core/gimptoolinfo.h"
#include "gimpcontainertreestore.h"
#include "gimpcontainerview.h"
#include "gimpviewrenderer.h"
#include "gimptooleditor.h"
#include "gimphelp-ids.h"
#include "gimpwidgets-utils.h"
#include "gimp-intl.h"
typedef struct _GimpToolEditorPrivate GimpToolEditorPrivate;
struct _GimpToolEditorPrivate
{
GtkTreeModel *model;
GimpContext *context;
GimpContainer *container;
GtkWidget *scrolled;
GtkWidget *raise_button;
GtkWidget *lower_button;
GtkWidget *reset_button;
/* State of tools at creation of the editor, stored to support
* reverting changes
*/
gchar **initial_tool_order;
gboolean *initial_tool_visibility;
gint n_tools;
GQuark visible_handler_id;
GList *default_tool_order;
};
static void gimp_tool_editor_dispose (GObject *object);
static void gimp_tool_editor_finalize (GObject *object);
static void gimp_tool_editor_visible_notify
(GimpToolInfo *tool_info,
GParamSpec *pspec,
GimpToolEditor *tool_editor);
static void gimp_tool_editor_eye_data_func
(GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data);
static void gimp_tool_editor_eye_clicked (GtkCellRendererToggle *toggle,
gchar *path_str,
GdkModifierType state,
GimpToolEditor *tool_editor);
static void gimp_tool_editor_raise_clicked
(GtkButton *button,
GimpToolEditor *tool_editor);
static void gimp_tool_editor_raise_extend_clicked
(GtkButton *button,
GdkModifierType mask,
GimpToolEditor *tool_editor);
static void gimp_tool_editor_lower_clicked
(GtkButton *button,
GimpToolEditor *tool_editor);
static void gimp_tool_editor_lower_extend_clicked
(GtkButton *button,
GdkModifierType mask,
GimpToolEditor *tool_editor);
static void gimp_tool_editor_reset_clicked
(GtkButton *button,
GimpToolEditor *tool_editor);
G_DEFINE_TYPE (GimpToolEditor, gimp_tool_editor, GIMP_TYPE_CONTAINER_TREE_VIEW)
#define parent_class gimp_tool_editor_parent_class
#define GIMP_TOOL_EDITOR_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), \
GIMP_TYPE_TOOL_EDITOR, \
GimpToolEditorPrivate))
static void
gimp_tool_editor_class_init (GimpToolEditorClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = gimp_tool_editor_dispose;
object_class->finalize = gimp_tool_editor_finalize;
g_type_class_add_private (klass, sizeof (GimpToolEditorPrivate));
}
static void
gimp_tool_editor_init (GimpToolEditor *tool_editor)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
priv->model = NULL;
priv->context = NULL;
priv->container = NULL;
priv->scrolled = NULL;
priv->visible_handler_id = 0;
priv->default_tool_order = NULL;
priv->initial_tool_order = NULL;
priv->initial_tool_visibility = NULL;
priv->n_tools = 0;
priv->raise_button = NULL;
priv->lower_button = NULL;
priv->reset_button = NULL;
}
static void
gimp_tool_editor_dispose (GObject *object)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (object);
if (priv->visible_handler_id)
{
gimp_container_remove_handler (priv->container,
priv->visible_handler_id);
priv->visible_handler_id = 0;
}
priv->context = NULL;
priv->container = NULL;
priv->raise_button = NULL;
priv->lower_button = NULL;
priv->reset_button = NULL;
priv->scrolled = NULL;
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_tool_editor_finalize (GObject *object)
{
GimpToolEditor *tool_editor;
GimpToolEditorPrivate *priv;
tool_editor = GIMP_TOOL_EDITOR (object);
priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
if (priv->initial_tool_order)
{
int i;
for (i = 0; i < priv->n_tools; i++)
{
g_free (priv->initial_tool_order[i]);
}
g_free (priv->initial_tool_order);
priv->initial_tool_order = NULL;
}
if (priv->initial_tool_visibility)
{
g_slice_free1 (sizeof (gboolean) * priv->n_tools,
priv->initial_tool_visibility);
priv->initial_tool_visibility = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
GtkWidget *
gimp_tool_editor_new (GimpContainer *container,
GimpContext *context,
GList *default_tool_order,
gint view_size,
gint view_border_width)
{
int i;
GimpToolEditor *tool_editor;
GimpContainerTreeView *tree_view;
GimpContainerView *container_view;
GObject *object;
GimpObject *gimp_object;
GimpToolEditorPrivate *priv;
g_return_val_if_fail (GIMP_IS_CONTAINER (container), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
object = g_object_new (GIMP_TYPE_TOOL_EDITOR, NULL);
tool_editor = GIMP_TOOL_EDITOR (object);
tree_view = GIMP_CONTAINER_TREE_VIEW (object);
container_view = GIMP_CONTAINER_VIEW (object);
priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
priv->container = container;
priv->context = context;
priv->model = tree_view->model;
priv->default_tool_order = default_tool_order;
priv->initial_tool_order = gimp_container_get_name_array (container,
&priv->n_tools);
priv->initial_tool_visibility = g_slice_alloc (sizeof (gboolean) *
priv->n_tools);
for (i = 0; i < priv->n_tools; i++)
{
gimp_object = gimp_container_get_child_by_index (container, i);
g_object_get (gimp_object,
"visible", &(priv->initial_tool_visibility[i]), NULL);
}
gimp_container_view_set_view_size (container_view,
view_size, view_border_width);
gimp_container_view_set_container (container_view, priv->container);
gimp_container_view_set_context (container_view, context);
gimp_container_view_set_reorderable (container_view, TRUE);
gimp_editor_set_show_name (GIMP_EDITOR (tree_view), FALSE);
/* Construct tree view */
{
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (tool_editor);
GtkWidget *tree_widget = GTK_WIDGET (tree_view);
GtkStyle *tree_style = gtk_widget_get_style (tree_widget);
GtkTreeViewColumn *column;
GtkCellRenderer *eye_cell;
GtkIconSize icon_size;
column = gtk_tree_view_column_new ();
gtk_tree_view_insert_column (tree_view->view, column, 0);
eye_cell = gimp_cell_renderer_toggle_new (GIMP_STOCK_VISIBLE);
icon_size = gimp_get_icon_size (GTK_WIDGET (tool_editor),
GIMP_STOCK_VISIBLE,
GTK_ICON_SIZE_BUTTON,
view_size -
2 * tree_style->xthickness,
view_size -
2 * tree_style->ythickness);
g_object_set (eye_cell, "stock-size", icon_size, NULL);
gtk_tree_view_column_pack_start (column, eye_cell, FALSE);
gtk_tree_view_column_set_cell_data_func (column, eye_cell,
gimp_tool_editor_eye_data_func,
tree_view, NULL);
gimp_container_tree_view_add_toggle_cell (tree_view, eye_cell);
g_signal_connect (eye_cell, "clicked",
G_CALLBACK (gimp_tool_editor_eye_clicked),
tool_editor);
priv->visible_handler_id =
gimp_container_add_handler (container, "notify::visible",
G_CALLBACK (gimp_tool_editor_visible_notify),
tool_editor);
}
/* buttons */
priv->raise_button =
gimp_editor_add_button (GIMP_EDITOR (tree_view), "go-up",
_("Raise this tool"),
_("Raise this tool to the top"),
G_CALLBACK (gimp_tool_editor_raise_clicked),
G_CALLBACK (gimp_tool_editor_raise_extend_clicked),
tool_editor);
priv->lower_button =
gimp_editor_add_button (GIMP_EDITOR (tree_view), "go-down",
_("Lower this tool"),
_("Lower this tool to the bottom"),
G_CALLBACK (gimp_tool_editor_lower_clicked),
G_CALLBACK (gimp_tool_editor_lower_extend_clicked),
tool_editor);
priv->reset_button =
gimp_editor_add_button (GIMP_EDITOR (tree_view), GIMP_STOCK_RESET,
_("Reset tool order and visibility"), NULL,
G_CALLBACK (gimp_tool_editor_reset_clicked), NULL,
tool_editor);
return GTK_WIDGET (tool_editor);
}
/**
* gimp_tool_editor_revert_changes:
* @tool_editor:
*
* Reverts the tool order and visibility to the state at creation.
**/
void
gimp_tool_editor_revert_changes (GimpToolEditor *tool_editor)
{
int i;
GimpToolEditorPrivate *priv;
priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
for (i = 0; i < priv->n_tools; i++)
{
GimpObject *object;
object = gimp_container_get_child_by_name (priv->container,
priv->initial_tool_order[i]);
gimp_container_reorder (priv->container, object, i);
g_object_set (object, "visible", priv->initial_tool_visibility[i], NULL);
}
}
static void
gimp_tool_editor_raise_clicked (GtkButton *button,
GimpToolEditor *tool_editor)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
GimpToolInfo *tool_info;
tool_info = gimp_context_get_tool (priv->context);
if (tool_info)
{
gint index = gimp_container_get_child_index (priv->container,
GIMP_OBJECT (tool_info));
if (index > 0)
{
gimp_container_reorder (priv->container,
GIMP_OBJECT (tool_info), index - 1);
}
}
}
static void
gimp_tool_editor_raise_extend_clicked (GtkButton *button,
GdkModifierType mask,
GimpToolEditor *tool_editor)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
GimpToolInfo *tool_info;
tool_info = gimp_context_get_tool (priv->context);
if (tool_info && (mask & GDK_SHIFT_MASK))
{
gint index = gimp_container_get_child_index (priv->container,
GIMP_OBJECT (tool_info));
if (index > 0)
{
gimp_container_reorder (priv->container,
GIMP_OBJECT (tool_info), 0);
}
}
}
static void
gimp_tool_editor_lower_clicked (GtkButton *button,
GimpToolEditor *tool_editor)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
GimpToolInfo *tool_info;
tool_info = gimp_context_get_tool (priv->context);
if (tool_info)
{
gint index = gimp_container_get_child_index (priv->container,
GIMP_OBJECT (tool_info));
if (index + 1 < gimp_container_get_n_children (priv->container))
{
gimp_container_reorder (priv->container,
GIMP_OBJECT (tool_info), index + 1);
}
}
}
static void
gimp_tool_editor_lower_extend_clicked (GtkButton *button,
GdkModifierType mask,
GimpToolEditor *tool_editor)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
GimpToolInfo *tool_info;
tool_info = gimp_context_get_tool (priv->context);
if (tool_info && (mask & GDK_SHIFT_MASK))
{
gint index = gimp_container_get_n_children (priv->container) - 1;
index = MAX (index, 0);
gimp_container_reorder (priv->container,
GIMP_OBJECT (tool_info), index);
}
}
static void
gimp_tool_editor_reset_clicked (GtkButton *button,
GimpToolEditor *tool_editor)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
GList *list;
gint i;
for (list = priv->default_tool_order, i = 0;
list;
list = g_list_next (list), i++)
{
GimpObject *object =
gimp_container_get_child_by_name (priv->container, list->data);
if (object)
{
gboolean visible;
gpointer data;
gimp_container_reorder (priv->container, object, i);
data = g_object_get_data (G_OBJECT (object),
"gimp-tool-default-visible");
visible = GPOINTER_TO_INT (data);
g_object_set (object, "visible", visible, NULL);
}
}
}
static void
gimp_tool_editor_visible_notify (GimpToolInfo *tool_info,
GParamSpec *pspec,
GimpToolEditor *tool_editor)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
GtkTreeIter *iter;
iter = gimp_container_view_lookup (GIMP_CONTAINER_VIEW (tool_editor),
GIMP_VIEWABLE (tool_info));
if (iter)
{
GtkTreePath *path;
path = gtk_tree_model_get_path (priv->model, iter);
gtk_tree_model_row_changed (priv->model, path, iter);
gtk_tree_path_free (path);
}
}
static void
gimp_tool_editor_eye_data_func (GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
GimpViewRenderer *renderer;
gboolean visible;
gtk_tree_model_get (tree_model, iter,
GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
-1);
g_object_get (renderer->viewable, "visible", &visible, NULL);
g_object_unref (renderer);
g_object_set (cell, "active", visible, NULL);
}
static void
gimp_tool_editor_eye_clicked (GtkCellRendererToggle *toggle,
gchar *path_str,
GdkModifierType state,
GimpToolEditor *tool_editor)
{
GimpToolEditorPrivate *priv = GIMP_TOOL_EDITOR_GET_PRIVATE (tool_editor);
GtkTreePath *path;
GtkTreeIter iter;
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (priv->model, &iter, path))
{
GimpViewRenderer *renderer;
gboolean active;
g_object_get (toggle,
"active", &active,
NULL);
gtk_tree_model_get (priv->model, &iter,
GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
-1);
g_object_set (renderer->viewable, "visible", ! active, NULL);
g_object_unref (renderer);
}
gtk_tree_path_free (path);
}