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gimp/app/widgets/gimplayertreeview.c
Michael Natterer f20e559bbf app/widgets/gimpbrushfactoryview.[ch] app/widgets/gimpbufferview.[ch] 
2003-04-08  Michael Natterer  <mitch@gimp.org>

	* app/widgets/gimpbrushfactoryview.[ch]
	* app/widgets/gimpbufferview.[ch]
	* app/widgets/gimpcontainereditor.[ch]
	* app/widgets/gimpcontainergridview.[ch]
	* app/widgets/gimpcontainertreeview.[ch]
	* app/widgets/gimpcontainerview.[ch]
	* app/widgets/gimpdatafactoryview.[ch]
	* app/widgets/gimpdocumentview.[ch]
	* app/widgets/gimpimageview.[ch]
	* app/widgets/gimpitemtreeview.[ch]
	* app/widgets/gimptemplateview.[ch]: removed "min_item_x" and
	"min_item_y" parameters all over the place. Added
	"preview_border_width" instead.

	* app/widgets/gimpmenuitem.c: ensure that all menu items have the
	same height.

	* app/widgets/gimpcontainerpopup.c
	* app/widgets/gimplayertreeview.c
	* app/widgets/gimpundoeditor.c
	* app/gui/brush-select.c
	* app/gui/dialogs-commands.c
	* app/gui/dialogs-constructors.c
	* app/gui/font-select.c
	* app/gui/gradient-select.c
	* app/gui/palette-select.c
	* app/gui/pattern-select.c: changed accordingly.

	* app/gui/dialogs-constructors.c: removed the borders from the tool
	and template lists.
2003-04-08 12:39:02 +00:00

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimplayertreeview.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 <gtk/gtk.h>
#include "libgimpcolor/gimpcolor.h"
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimpcontainer.h"
#include "core/gimplayer.h"
#include "core/gimplayermask.h"
#include "core/gimplayer-floating-sel.h"
#include "core/gimpimage.h"
#include "core/gimpitemundo.h"
#include "core/gimpundostack.h"
#include "gimpcellrenderertoggle.h"
#include "gimpcellrendererviewable.h"
#include "gimpdnd.h"
#include "gimplayertreeview.h"
#include "gimppreviewrenderer.h"
#include "gimpwidgets-constructors.h"
#include "gimp-intl.h"
static void gimp_layer_tree_view_class_init (GimpLayerTreeViewClass *klass);
static void gimp_layer_tree_view_init (GimpLayerTreeView *view);
static GObject * gimp_layer_tree_view_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static void gimp_layer_tree_view_style_set (GtkWidget *widget,
GtkStyle *prev_style);
static void gimp_layer_tree_view_set_container (GimpContainerView *view,
GimpContainer *container);
static gpointer gimp_layer_tree_view_insert_item (GimpContainerView *view,
GimpViewable *viewable,
gint index);
static void gimp_layer_tree_view_select_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data);
static void gimp_layer_tree_view_set_preview_size (GimpContainerView *view);
static gboolean gimp_layer_tree_view_drop_possible (GimpContainerTreeView *view,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos,
GdkDragAction *drag_action);
static void gimp_layer_tree_view_remove_item (GimpImage *gimage,
GimpItem *layer);
static void gimp_layer_tree_view_anchor_clicked (GtkWidget *widget,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_paint_mode_menu_callback
(GtkWidget *widget,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_preserve_button_toggled
(GtkWidget *widget,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_opacity_scale_changed
(GtkAdjustment *adj,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_layer_signal_handler
(GimpLayer *layer,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_update_options (GimpLayerTreeView *view,
GimpLayer *layer);
static void gimp_layer_tree_view_linked_changed (GimpLayer *layer,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_chain_clicked (GtkCellRendererToggle *toggle,
gchar *path,
GdkModifierType state,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_mask_update (GimpLayerTreeView *view,
GtkTreeIter *iter,
GimpLayer *layer);
static void gimp_layer_tree_view_mask_changed (GimpLayer *layer,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_renderer_update(GimpPreviewRenderer *renderer,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_update_borders (GimpLayerTreeView *view,
GtkTreeIter *iter);
static void gimp_layer_tree_view_mask_callback (GimpLayerMask *mask,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_layer_clicked (GimpCellRendererViewable *cell,
const gchar *path,
GdkModifierType state,
GimpLayerTreeView *view);
static void gimp_layer_tree_view_mask_clicked (GimpCellRendererViewable *cell,
const gchar *path,
GdkModifierType state,
GimpLayerTreeView *view);
static GimpDrawableTreeViewClass *parent_class = NULL;
static GimpRGB black_color;
static GimpRGB white_color;
static GimpRGB green_color;
static GimpRGB red_color;
GType
gimp_layer_tree_view_get_type (void)
{
static GType view_type = 0;
if (! view_type)
{
static const GTypeInfo view_info =
{
sizeof (GimpLayerTreeViewClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gimp_layer_tree_view_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpLayerTreeView),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_layer_tree_view_init,
};
view_type = g_type_register_static (GIMP_TYPE_DRAWABLE_TREE_VIEW,
"GimpLayerTreeView",
&view_info, 0);
}
return view_type;
}
static void
gimp_layer_tree_view_class_init (GimpLayerTreeViewClass *klass)
{
GObjectClass *object_class;
GtkWidgetClass *widget_class;
GimpContainerViewClass *container_view_class;
GimpContainerTreeViewClass *tree_view_class;
GimpItemTreeViewClass *item_view_class;
object_class = G_OBJECT_CLASS (klass);
widget_class = GTK_WIDGET_CLASS (klass);
container_view_class = GIMP_CONTAINER_VIEW_CLASS (klass);
tree_view_class = GIMP_CONTAINER_TREE_VIEW_CLASS (klass);
item_view_class = GIMP_ITEM_TREE_VIEW_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
object_class->constructor = gimp_layer_tree_view_constructor;
widget_class->style_set = gimp_layer_tree_view_style_set;
container_view_class->set_container = gimp_layer_tree_view_set_container;
container_view_class->insert_item = gimp_layer_tree_view_insert_item;
container_view_class->select_item = gimp_layer_tree_view_select_item;
container_view_class->set_preview_size = gimp_layer_tree_view_set_preview_size;
tree_view_class->drop_possible = gimp_layer_tree_view_drop_possible;
item_view_class->get_container = gimp_image_get_layers;
item_view_class->get_active_item = (GimpGetItemFunc) gimp_image_get_active_layer;
item_view_class->set_active_item = (GimpSetItemFunc) gimp_image_set_active_layer;
item_view_class->reorder_item = (GimpReorderItemFunc) gimp_image_position_layer;
item_view_class->add_item = (GimpAddItemFunc) gimp_image_add_layer;
item_view_class->remove_item = gimp_layer_tree_view_remove_item;
item_view_class->convert_item = (GimpConvertItemFunc) gimp_layer_new_from_drawable;
item_view_class->new_desc = _("New Layer");
item_view_class->duplicate_desc = _("Duplicate Layer");
item_view_class->edit_desc = _("Edit Layer Attributes");
item_view_class->delete_desc = _("Delete Layer");
item_view_class->raise_desc = _("Raise Layer");
item_view_class->raise_to_top_desc = _("Raise Layer to Top");
item_view_class->lower_desc = _("Lower Layer");
item_view_class->lower_to_bottom_desc = _("Lower Layer to Bottom");
item_view_class->reorder_desc = _("Reorder Layer");
gimp_rgba_set (&black_color, 0.0, 0.0, 0.0, GIMP_OPACITY_OPAQUE);
gimp_rgba_set (&white_color, 1.0, 1.0, 1.0, GIMP_OPACITY_OPAQUE);
gimp_rgba_set (&green_color, 0.0, 1.0, 0.0, GIMP_OPACITY_OPAQUE);
gimp_rgba_set (&red_color, 1.0, 0.0, 0.0, GIMP_OPACITY_OPAQUE);
}
static void
gimp_layer_tree_view_init (GimpLayerTreeView *view)
{
GimpContainerTreeView *tree_view;
GimpDrawableTreeView *drawable_view;
GtkWidget *abox;
GtkWidget *hbox;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
drawable_view = GIMP_DRAWABLE_TREE_VIEW (view);
view->model_column_linked = tree_view->n_model_columns;
tree_view->model_columns[tree_view->n_model_columns++] = G_TYPE_BOOLEAN;
view->model_column_mask = tree_view->n_model_columns;
tree_view->model_columns[tree_view->n_model_columns++] = GIMP_TYPE_PREVIEW_RENDERER;
view->model_column_mask_visible = tree_view->n_model_columns;
tree_view->model_columns[tree_view->n_model_columns++] = G_TYPE_BOOLEAN;
view->options_box = gtk_table_new (2, 3, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (view->options_box), 2);
gtk_box_pack_start (GTK_BOX (view), view->options_box, FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (view), view->options_box, 0);
gtk_widget_show (view->options_box);
hbox = gtk_hbox_new (FALSE, 2);
/* Paint mode menu */
view->paint_mode_menu =
gimp_paint_mode_menu_new (G_CALLBACK (gimp_layer_tree_view_paint_mode_menu_callback),
view,
FALSE,
GIMP_NORMAL_MODE);
gtk_box_pack_start (GTK_BOX (hbox), view->paint_mode_menu, FALSE, FALSE, 0);
gtk_widget_show (view->paint_mode_menu);
gimp_help_set_help_data (view->paint_mode_menu,
NULL, "#paint_mode_menu");
/* Preserve transparency toggle */
abox = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (hbox), abox, FALSE, FALSE, 0);
gtk_widget_show (abox);
view->preserve_trans_toggle =
gtk_toggle_button_new_with_label (_("Keep Trans."));
gtk_container_add (GTK_CONTAINER (abox), view->preserve_trans_toggle);
gtk_widget_show (view->preserve_trans_toggle);
g_signal_connect (view->preserve_trans_toggle, "toggled",
G_CALLBACK (gimp_layer_tree_view_preserve_button_toggled),
view);
gimp_help_set_help_data (view->preserve_trans_toggle,
_("Keep Transparency"), "#keep_trans_button");
gimp_table_attach_aligned (GTK_TABLE (view->options_box), 0, 0,
_("Mode:"), 1.0, 0.5,
hbox, 2, TRUE);
/* Opacity scale */
view->opacity_adjustment =
GTK_ADJUSTMENT (gimp_scale_entry_new (GTK_TABLE (view->options_box), 0, 1,
_("Opacity:"), -1, -1,
100.0, 0.0, 100.0, 1.0, 10.0, 1,
TRUE, 0.0, 0.0,
NULL, "#opacity_sacle"));
g_signal_connect (view->opacity_adjustment, "value_changed",
G_CALLBACK (gimp_layer_tree_view_opacity_scale_changed),
view);
/* Anchor button */
view->anchor_button =
gimp_editor_add_button (GIMP_EDITOR (view),
GIMP_STOCK_ANCHOR, _("Anchor Floating Layer"), NULL,
G_CALLBACK (gimp_layer_tree_view_anchor_clicked),
NULL,
view);
gtk_box_reorder_child (GTK_BOX (GIMP_EDITOR (view)->button_box),
view->anchor_button, 5);
gimp_container_view_enable_dnd (GIMP_CONTAINER_VIEW (view),
GTK_BUTTON (view->anchor_button),
GIMP_TYPE_LAYER);
gtk_widget_set_sensitive (view->options_box, FALSE);
gtk_widget_set_sensitive (view->anchor_button, FALSE);
view->mode_changed_handler_id = 0;
view->opacity_changed_handler_id = 0;
view->preserve_trans_changed_handler_id = 0;
view->linked_changed_handler_id = 0;
view->mask_changed_handler_id = 0;
}
static GObject *
gimp_layer_tree_view_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GimpContainerTreeView *tree_view;
GimpLayerTreeView *layer_view;
GObject *object;
GtkTreeViewColumn *column;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
tree_view = GIMP_CONTAINER_TREE_VIEW (object);
layer_view = GIMP_LAYER_TREE_VIEW (object);
column = gtk_tree_view_column_new ();
gtk_tree_view_insert_column (tree_view->view, column, 1);
layer_view->chain_cell = gimp_cell_renderer_toggle_new (GIMP_STOCK_LINKED);
gtk_tree_view_column_pack_start (column, layer_view->chain_cell, FALSE);
gtk_tree_view_column_set_attributes (column, layer_view->chain_cell,
"active",
layer_view->model_column_linked,
NULL);
layer_view->mask_cell = gimp_cell_renderer_viewable_new ();
gtk_tree_view_column_pack_start (tree_view->main_column,
layer_view->mask_cell,
FALSE);
gtk_tree_view_column_set_attributes (tree_view->main_column,
layer_view->mask_cell,
"renderer",
layer_view->model_column_mask,
"visible",
layer_view->model_column_mask_visible,
NULL);
tree_view->toggle_cells = g_list_prepend (tree_view->toggle_cells,
layer_view->chain_cell);
tree_view->renderer_cells = g_list_prepend (tree_view->renderer_cells,
layer_view->mask_cell);
g_signal_connect (layer_view->chain_cell, "clicked",
G_CALLBACK (gimp_layer_tree_view_chain_clicked),
layer_view);
g_signal_connect (tree_view->renderer_cell, "clicked",
G_CALLBACK (gimp_layer_tree_view_layer_clicked),
layer_view);
g_signal_connect (layer_view->mask_cell, "clicked",
G_CALLBACK (gimp_layer_tree_view_mask_clicked),
layer_view);
return object;
}
static void
gimp_layer_tree_view_style_set (GtkWidget *widget,
GtkStyle *prev_style)
{
GimpLayerTreeView *layer_view;
gint content_spacing;
gint button_spacing;
layer_view = GIMP_LAYER_TREE_VIEW (widget);
gtk_widget_style_get (widget,
"content_spacing", &content_spacing,
"button_spacing", &button_spacing,
NULL);
gtk_table_set_col_spacings (GTK_TABLE (layer_view->options_box),
button_spacing);
gtk_table_set_row_spacings (GTK_TABLE (layer_view->options_box),
content_spacing);
if (GTK_WIDGET_CLASS (parent_class)->style_set)
GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
}
/* GimpContainerView methods */
static void
gimp_layer_tree_view_set_container (GimpContainerView *view,
GimpContainer *container)
{
GimpLayerTreeView *layer_view;
layer_view = GIMP_LAYER_TREE_VIEW (view);
if (view->container)
{
gimp_container_remove_handler (view->container,
layer_view->mode_changed_handler_id);
gimp_container_remove_handler (view->container,
layer_view->opacity_changed_handler_id);
gimp_container_remove_handler (view->container,
layer_view->preserve_trans_changed_handler_id);
gimp_container_remove_handler (view->container,
layer_view->linked_changed_handler_id);
gimp_container_remove_handler (view->container,
layer_view->mask_changed_handler_id);
}
GIMP_CONTAINER_VIEW_CLASS (parent_class)->set_container (view, container);
if (view->container)
{
layer_view->mode_changed_handler_id =
gimp_container_add_handler (view->container, "mode_changed",
G_CALLBACK (gimp_layer_tree_view_layer_signal_handler),
view);
layer_view->opacity_changed_handler_id =
gimp_container_add_handler (view->container, "opacity_changed",
G_CALLBACK (gimp_layer_tree_view_layer_signal_handler),
view);
layer_view->preserve_trans_changed_handler_id =
gimp_container_add_handler (view->container, "preserve_trans_changed",
G_CALLBACK (gimp_layer_tree_view_layer_signal_handler),
view);
layer_view->linked_changed_handler_id =
gimp_container_add_handler (view->container, "linked_changed",
G_CALLBACK (gimp_layer_tree_view_linked_changed),
view);
layer_view->mask_changed_handler_id =
gimp_container_add_handler (view->container, "mask_changed",
G_CALLBACK (gimp_layer_tree_view_mask_changed),
view);
}
}
static gpointer
gimp_layer_tree_view_insert_item (GimpContainerView *view,
GimpViewable *viewable,
gint index)
{
GimpContainerTreeView *tree_view;
GimpLayerTreeView *layer_view;
GimpLayer *layer;
GtkTreeIter *iter;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
layer_view = GIMP_LAYER_TREE_VIEW (view);
iter = GIMP_CONTAINER_VIEW_CLASS (parent_class)->insert_item (view, viewable,
index);
layer = GIMP_LAYER (viewable);
gtk_list_store_set (GTK_LIST_STORE (tree_view->model), iter,
layer_view->model_column_linked,
gimp_layer_get_linked (layer),
-1);
gimp_layer_tree_view_mask_update (layer_view, iter, layer);
return iter;
}
static void
gimp_layer_tree_view_select_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data)
{
GimpItemTreeView *item_view;
GimpLayerTreeView *layer_view;
gboolean options_sensitive = FALSE;
gboolean anchor_sensitive = FALSE;
gboolean raise_sensitive = FALSE;
item_view = GIMP_ITEM_TREE_VIEW (view);
layer_view = GIMP_LAYER_TREE_VIEW (view);
GIMP_CONTAINER_VIEW_CLASS (parent_class)->select_item (view, item,
insert_data);
if (item)
{
gimp_layer_tree_view_update_borders (layer_view,
(GtkTreeIter *) insert_data);
gimp_layer_tree_view_update_options (layer_view, GIMP_LAYER (item));
options_sensitive = TRUE;
if (gimp_layer_is_floating_sel (GIMP_LAYER (item)))
{
anchor_sensitive = TRUE;
gtk_widget_set_sensitive (item_view->lower_button, FALSE);
gtk_widget_set_sensitive (item_view->duplicate_button, FALSE);
gtk_widget_set_sensitive (item_view->edit_button, FALSE);
}
else
{
if (gimp_drawable_has_alpha (GIMP_DRAWABLE (item)) &&
gimp_container_get_child_index (view->container,
GIMP_OBJECT (item)))
{
raise_sensitive = TRUE;
}
}
}
gtk_widget_set_sensitive (layer_view->options_box, options_sensitive);
gtk_widget_set_sensitive (item_view->raise_button, raise_sensitive);
gtk_widget_set_sensitive (layer_view->anchor_button, anchor_sensitive);
}
static void
gimp_layer_tree_view_set_preview_size (GimpContainerView *view)
{
GimpContainerTreeView *tree_view;
GimpLayerTreeView *layer_view;
GtkTreeIter iter;
gboolean iter_valid;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
layer_view = GIMP_LAYER_TREE_VIEW (view);
for (iter_valid = gtk_tree_model_get_iter_first (tree_view->model, &iter);
iter_valid;
iter_valid = gtk_tree_model_iter_next (tree_view->model, &iter))
{
GimpPreviewRenderer *renderer;
gtk_tree_model_get (tree_view->model, &iter,
layer_view->model_column_mask, &renderer,
-1);
if (renderer)
{
gimp_preview_renderer_set_size (renderer,
view->preview_size,
view->preview_border_width);
g_object_unref (renderer);
}
}
GIMP_CONTAINER_VIEW_CLASS (parent_class)->set_preview_size (view);
}
/* GimpContainerTreeView methods */
static gboolean
gimp_layer_tree_view_drop_possible (GimpContainerTreeView *tree_view,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos,
GdkDragAction *drag_action)
{
GimpLayer *src_layer;
GimpLayer *dest_layer;
GimpImage *src_image;
GimpImage *dest_image;
src_layer = GIMP_LAYER (src_viewable);
dest_layer = GIMP_LAYER (dest_viewable);
src_image = gimp_item_get_image (GIMP_ITEM (src_layer));
dest_image = gimp_item_get_image (GIMP_ITEM (dest_layer));
if (gimp_image_floating_sel (dest_image))
return FALSE;
if (! gimp_drawable_has_alpha (GIMP_DRAWABLE (dest_layer)) &&
drop_pos == GTK_TREE_VIEW_DROP_AFTER)
return FALSE;
if (src_image == dest_image &&
! gimp_drawable_has_alpha (GIMP_DRAWABLE (src_layer)))
return FALSE;
return GIMP_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_possible (tree_view,
src_viewable,
dest_viewable,
drop_pos,
drag_action);
}
/* GimpItemTreeView methods */
static void
gimp_layer_tree_view_remove_item (GimpImage *gimage,
GimpItem *item)
{
if (gimp_layer_is_floating_sel (GIMP_LAYER (item)))
floating_sel_remove (GIMP_LAYER (item));
else
gimp_image_remove_layer (gimage, GIMP_LAYER (item));
}
/* Anchor callback */
static void
gimp_layer_tree_view_anchor_clicked (GtkWidget *widget,
GimpLayerTreeView *view)
{
GimpImage *gimage;
GimpLayer *layer;
gimage = GIMP_ITEM_TREE_VIEW (view)->gimage;
layer = (GimpLayer *)
GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (gimage);
if (layer && gimp_layer_is_floating_sel (layer))
{
floating_sel_anchor (layer);
gimp_image_flush (gimage);
}
}
/* Paint Mode, Opacity and Preserve trans. callbacks */
#define BLOCK() \
g_signal_handlers_block_by_func (layer, \
gimp_layer_tree_view_layer_signal_handler, view)
#define UNBLOCK() \
g_signal_handlers_unblock_by_func (layer, \
gimp_layer_tree_view_layer_signal_handler, view)
static void
gimp_layer_tree_view_paint_mode_menu_callback (GtkWidget *widget,
GimpLayerTreeView *view)
{
GimpImage *gimage;
GimpLayer *layer;
gimage = GIMP_ITEM_TREE_VIEW (view)->gimage;
layer = (GimpLayer *)
GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (gimage);
if (layer)
{
GimpLayerModeEffects mode;
mode = (GimpLayerModeEffects)
GPOINTER_TO_INT (g_object_get_data (G_OBJECT (widget),
"gimp-item-data"));
if (gimp_layer_get_mode (layer) != mode)
{
BLOCK();
gimp_layer_set_mode (layer, mode, TRUE);
UNBLOCK();
gimp_image_flush (gimage);
}
}
}
static void
gimp_layer_tree_view_preserve_button_toggled (GtkWidget *widget,
GimpLayerTreeView *view)
{
GimpImage *gimage;
GimpLayer *layer;
gimage = GIMP_ITEM_TREE_VIEW (view)->gimage;
layer = (GimpLayer *)
GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (gimage);
if (layer)
{
gboolean preserve_trans;
preserve_trans = GTK_TOGGLE_BUTTON (widget)->active;
if (gimp_layer_get_preserve_trans (layer) != preserve_trans)
{
BLOCK();
gimp_layer_set_preserve_trans (layer, preserve_trans, TRUE);
UNBLOCK();
}
}
}
static void
gimp_layer_tree_view_opacity_scale_changed (GtkAdjustment *adjustment,
GimpLayerTreeView *view)
{
GimpImage *gimage;
GimpLayer *layer;
gimage = GIMP_ITEM_TREE_VIEW (view)->gimage;
layer = (GimpLayer *)
GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (gimage);
if (layer)
{
gdouble opacity;
opacity = adjustment->value / 100.0;
if (gimp_layer_get_opacity (layer) != opacity)
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_undo_stack_peek (gimage->undo_stack);
/* compress opacity undos */
if (GIMP_IS_ITEM_UNDO (undo) &&
undo->undo_type == GIMP_UNDO_LAYER_OPACITY &&
GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (layer))
push_undo = FALSE;
BLOCK();
gimp_layer_set_opacity (layer, opacity, push_undo);
UNBLOCK();
gimp_image_flush (gimage);
}
}
}
#undef BLOCK
#undef UNBLOCK
static void
gimp_layer_tree_view_layer_signal_handler (GimpLayer *layer,
GimpLayerTreeView *view)
{
GimpItemTreeView *item_view;
GimpLayer *active_layer;
item_view = GIMP_ITEM_TREE_VIEW (view);
active_layer = (GimpLayer *)
GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (item_view->gimage);
if (active_layer == layer)
gimp_layer_tree_view_update_options (view, layer);
}
#define BLOCK(object,function) \
g_signal_handlers_block_by_func ((object), (function), view)
#define UNBLOCK(object,function) \
g_signal_handlers_unblock_by_func ((object), (function), view)
static void
gimp_layer_tree_view_update_options (GimpLayerTreeView *view,
GimpLayer *layer)
{
gimp_option_menu_set_history (GTK_OPTION_MENU (view->paint_mode_menu),
GINT_TO_POINTER (layer->mode));
if (layer->preserve_trans !=
GTK_TOGGLE_BUTTON (view->preserve_trans_toggle)->active)
{
BLOCK (view->preserve_trans_toggle,
gimp_layer_tree_view_preserve_button_toggled);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (view->preserve_trans_toggle),
layer->preserve_trans);
UNBLOCK (view->preserve_trans_toggle,
gimp_layer_tree_view_preserve_button_toggled);
}
if (layer->opacity * 100.0 != view->opacity_adjustment->value)
{
BLOCK (view->opacity_adjustment,
gimp_layer_tree_view_opacity_scale_changed);
gtk_adjustment_set_value (view->opacity_adjustment,
layer->opacity * 100.0);
UNBLOCK (view->opacity_adjustment,
gimp_layer_tree_view_opacity_scale_changed);
}
}
#undef BLOCK
#undef UNBLOCK
/* "Linked" callbacks */
static void
gimp_layer_tree_view_linked_changed (GimpLayer *layer,
GimpLayerTreeView *view)
{
GimpContainerView *container_view;
GimpContainerTreeView *tree_view;
GtkTreeIter *iter;
container_view = GIMP_CONTAINER_VIEW (view);
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
iter = g_hash_table_lookup (container_view->hash_table, layer);
if (iter)
gtk_list_store_set (GTK_LIST_STORE (tree_view->model), iter,
view->model_column_linked,
gimp_layer_get_linked (layer),
-1);
}
static void
gimp_layer_tree_view_chain_clicked (GtkCellRendererToggle *toggle,
gchar *path_str,
GdkModifierType state,
GimpLayerTreeView *view)
{
GimpContainerTreeView *tree_view;
GtkTreePath *path;
GtkTreeIter iter;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
GimpPreviewRenderer *renderer;
GimpLayer *layer;
gboolean linked;
gtk_tree_model_get (tree_view->model, &iter,
tree_view->model_column_renderer, &renderer,
-1);
g_object_get (toggle,
"active", &linked,
NULL);
layer = GIMP_LAYER (renderer->viewable);
gimp_layer_set_linked (layer, !linked, TRUE);
g_object_unref (renderer);
}
gtk_tree_path_free (path);
}
/* Layer Mask callbacks */
static void
gimp_layer_tree_view_mask_update (GimpLayerTreeView *layer_view,
GtkTreeIter *iter,
GimpLayer *layer)
{
GimpContainerView *container_view;
GimpContainerTreeView *tree_view;
GimpLayerMask *mask;
GimpPreviewRenderer *renderer = NULL;
gboolean mask_visible = FALSE;
container_view = GIMP_CONTAINER_VIEW (layer_view);
tree_view = GIMP_CONTAINER_TREE_VIEW (layer_view);
mask = gimp_layer_get_mask (layer);
if (mask)
{
GClosure *closure;
mask_visible = TRUE;
renderer = gimp_preview_renderer_new (G_TYPE_FROM_INSTANCE (mask),
container_view->preview_size,
container_view->preview_border_width,
FALSE);
gimp_preview_renderer_set_viewable (renderer, GIMP_VIEWABLE (mask));
g_signal_connect (renderer, "update",
G_CALLBACK (gimp_layer_tree_view_renderer_update),
layer_view);
closure = g_cclosure_new (G_CALLBACK (gimp_layer_tree_view_mask_callback),
layer_view, NULL);
g_object_watch_closure (G_OBJECT (renderer), closure);
g_signal_connect_closure (mask, "apply_changed", closure, FALSE);
g_signal_connect_closure (mask, "edit_changed", closure, FALSE);
g_signal_connect_closure (mask, "show_changed", closure, FALSE);
}
gtk_list_store_set (GTK_LIST_STORE (tree_view->model), iter,
layer_view->model_column_mask, renderer,
layer_view->model_column_mask_visible, mask_visible,
-1);
if (renderer)
{
gimp_layer_tree_view_update_borders (layer_view, iter);
gimp_preview_renderer_remove_idle (renderer);
g_object_unref (renderer);
}
}
static void
gimp_layer_tree_view_mask_changed (GimpLayer *layer,
GimpLayerTreeView *layer_view)
{
GimpContainerView *view;
GtkTreeIter *iter;
view = GIMP_CONTAINER_VIEW (layer_view);
iter = g_hash_table_lookup (view->hash_table, layer);
if (iter)
gimp_layer_tree_view_mask_update (layer_view, iter, layer);
}
static void
gimp_layer_tree_view_renderer_update (GimpPreviewRenderer *renderer,
GimpLayerTreeView *layer_view)
{
GimpContainerView *view;
GimpContainerTreeView *tree_view;
GimpLayerMask *mask;
GtkTreeIter *iter;
view = GIMP_CONTAINER_VIEW (layer_view);
tree_view = GIMP_CONTAINER_TREE_VIEW (layer_view);
mask = GIMP_LAYER_MASK (renderer->viewable);
iter = g_hash_table_lookup (view->hash_table,
gimp_layer_mask_get_layer (mask));
if (iter)
{
GtkTreePath *path;
path = gtk_tree_model_get_path (tree_view->model, iter);
gtk_tree_model_row_changed (tree_view->model, path, iter);
gtk_tree_path_free (path);
}
}
static void
gimp_layer_tree_view_update_borders (GimpLayerTreeView *layer_view,
GtkTreeIter *iter)
{
GimpContainerTreeView *tree_view;
GimpPreviewRenderer *layer_renderer;
GimpPreviewRenderer *mask_renderer;
GimpLayerMask *mask = NULL;
GimpRGB *layer_color = &black_color;
GimpRGB *mask_color = &black_color;
tree_view = GIMP_CONTAINER_TREE_VIEW (layer_view);
gtk_tree_model_get (tree_view->model, iter,
tree_view->model_column_renderer,
&layer_renderer,
layer_view->model_column_mask,
&mask_renderer,
-1);
if (mask_renderer)
mask = GIMP_LAYER_MASK (mask_renderer->viewable);
if (! mask || (mask && ! gimp_layer_mask_get_edit (mask)))
layer_color = &white_color;
if (mask)
{
if (gimp_layer_mask_get_show (mask))
{
mask_color = &green_color;
}
else if (! gimp_layer_mask_get_apply (mask))
{
mask_color = &red_color;
}
else if (gimp_layer_mask_get_edit (mask))
{
mask_color = &white_color;
}
}
gimp_preview_renderer_set_border_color (layer_renderer, layer_color);
if (mask)
gimp_preview_renderer_set_border_color (mask_renderer, mask_color);
if (layer_renderer)
g_object_unref (layer_renderer);
if (mask_renderer)
g_object_unref (mask_renderer);
}
static void
gimp_layer_tree_view_mask_callback (GimpLayerMask *mask,
GimpLayerTreeView *layer_view)
{
GtkTreeIter *iter;
iter = g_hash_table_lookup (GIMP_CONTAINER_VIEW (layer_view)->hash_table,
gimp_layer_mask_get_layer (mask));
gimp_layer_tree_view_update_borders (layer_view, iter);
}
static void
gimp_layer_tree_view_layer_clicked (GimpCellRendererViewable *cell,
const gchar *path_str,
GdkModifierType state,
GimpLayerTreeView *layer_view)
{
GimpContainerTreeView *tree_view;
GtkTreePath *path;
GtkTreeIter iter;
tree_view = GIMP_CONTAINER_TREE_VIEW (layer_view);
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
GimpPreviewRenderer *renderer;
gtk_tree_model_get (tree_view->model, &iter,
layer_view->model_column_mask, &renderer,
-1);
if (renderer)
{
GimpLayerMask *mask;
mask = GIMP_LAYER_MASK (renderer->viewable);
if (gimp_layer_mask_get_edit (mask))
{
gimp_layer_mask_set_edit (mask, FALSE);
gimp_image_flush (gimp_item_get_image (GIMP_ITEM (mask)));
}
g_object_unref (renderer);
}
}
gtk_tree_path_free (path);
}
static void
gimp_layer_tree_view_mask_clicked (GimpCellRendererViewable *cell,
const gchar *path_str,
GdkModifierType state,
GimpLayerTreeView *layer_view)
{
GimpContainerTreeView *tree_view;
GtkTreePath *path;
GtkTreeIter iter;
tree_view = GIMP_CONTAINER_TREE_VIEW (layer_view);
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
GimpPreviewRenderer *renderer;
GimpLayerMask *mask;
gboolean flush = FALSE;
gtk_tree_model_get (tree_view->model, &iter,
layer_view->model_column_mask, &renderer,
-1);
mask = GIMP_LAYER_MASK (renderer->viewable);
if (state & GDK_MOD1_MASK)
{
gimp_layer_mask_set_show (mask, ! gimp_layer_mask_get_show (mask));
flush = TRUE;
}
else if (state & GDK_CONTROL_MASK)
{
gimp_layer_mask_set_apply (mask, ! gimp_layer_mask_get_apply (mask));
flush = TRUE;
}
else if (! gimp_layer_mask_get_edit (mask))
{
gimp_layer_mask_set_edit (mask, TRUE);
flush = TRUE;
}
if (flush)
gimp_image_flush (gimp_item_get_image (GIMP_ITEM (mask)));
g_object_unref (renderer);
}
gtk_tree_path_free (path);
}
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