/* GIMP - The GNU Image Manipulation Program * Copyright (C) 1995 Spencer Kimball and Peter Mattis * * gimpdrawabletreeview.c * Copyright (C) 2001-2009 Michael Natterer * * 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 . */ #include "config.h" #include #include #include "libgimpwidgets/gimpwidgets.h" #include "widgets-types.h" #include "core/gimp.h" #include "core/gimpcontext.h" #include "core/gimpdrawable.h" #include "core/gimpdrawable-bucket-fill.h" #include "core/gimpimage.h" #include "core/gimpimage-undo.h" #include "core/gimppattern.h" #include "core/gimptoolinfo.h" #include "gimpcontainerview.h" #include "gimpdnd.h" #include "gimpdrawabletreeview.h" #include "gimp-intl.h" static void gimp_drawable_tree_view_view_iface_init (GimpContainerViewInterface *iface); static void gimp_drawable_tree_view_constructed (GObject *object); static gboolean gimp_drawable_tree_view_select_item (GimpContainerView *view, GimpViewable *item, gpointer insert_data); static gboolean gimp_drawable_tree_view_drop_possible(GimpContainerTreeView *view, GimpDndType src_type, GimpViewable *src_viewable, GimpViewable *dest_viewable, GtkTreePath *drop_path, GtkTreeViewDropPosition drop_pos, GtkTreeViewDropPosition *return_drop_pos, GdkDragAction *return_drag_action); static void gimp_drawable_tree_view_drop_viewable (GimpContainerTreeView *view, GimpViewable *src_viewable, GimpViewable *dest_viewable, GtkTreeViewDropPosition drop_pos); static void gimp_drawable_tree_view_drop_color (GimpContainerTreeView *view, const GimpRGB *color, GimpViewable *dest_viewable, GtkTreeViewDropPosition drop_pos); static void gimp_drawable_tree_view_set_image (GimpItemTreeView *view, GimpImage *image); static void gimp_drawable_tree_view_floating_selection_changed (GimpImage *image, GimpDrawableTreeView *view); static void gimp_drawable_tree_view_new_pattern_dropped (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data); static void gimp_drawable_tree_view_new_color_dropped (GtkWidget *widget, gint x, gint y, const GimpRGB *color, gpointer data); G_DEFINE_TYPE_WITH_CODE (GimpDrawableTreeView, gimp_drawable_tree_view, GIMP_TYPE_ITEM_TREE_VIEW, G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONTAINER_VIEW, gimp_drawable_tree_view_view_iface_init)) #define parent_class gimp_drawable_tree_view_parent_class static GimpContainerViewInterface *parent_view_iface = NULL; static void gimp_drawable_tree_view_class_init (GimpDrawableTreeViewClass *klass) { GObjectClass *object_class; GimpContainerTreeViewClass *tree_view_class; GimpItemTreeViewClass *item_view_class; object_class = G_OBJECT_CLASS (klass); tree_view_class = GIMP_CONTAINER_TREE_VIEW_CLASS (klass); item_view_class = GIMP_ITEM_TREE_VIEW_CLASS (klass); object_class->constructed = gimp_drawable_tree_view_constructed; tree_view_class->drop_possible = gimp_drawable_tree_view_drop_possible; tree_view_class->drop_viewable = gimp_drawable_tree_view_drop_viewable; tree_view_class->drop_color = gimp_drawable_tree_view_drop_color; item_view_class->set_image = gimp_drawable_tree_view_set_image; item_view_class->lock_content_stock_id = GIMP_STOCK_TOOL_PAINTBRUSH; item_view_class->lock_content_tooltip = _("Lock pixels"); } static void gimp_drawable_tree_view_view_iface_init (GimpContainerViewInterface *iface) { parent_view_iface = g_type_interface_peek_parent (iface); iface->select_item = gimp_drawable_tree_view_select_item; } static void gimp_drawable_tree_view_init (GimpDrawableTreeView *view) { } static void gimp_drawable_tree_view_constructed (GObject *object) { GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (object); GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (object); if (G_OBJECT_CLASS (parent_class)->constructed) G_OBJECT_CLASS (parent_class)->constructed (object); gimp_dnd_viewable_dest_add (gimp_item_tree_view_get_new_button (item_view), GIMP_TYPE_PATTERN, gimp_drawable_tree_view_new_pattern_dropped, item_view); gimp_dnd_color_dest_add (gimp_item_tree_view_get_new_button (item_view), gimp_drawable_tree_view_new_color_dropped, item_view); gimp_dnd_color_dest_add (GTK_WIDGET (tree_view->view), NULL, tree_view); gimp_dnd_viewable_dest_add (GTK_WIDGET (tree_view->view), GIMP_TYPE_PATTERN, NULL, tree_view); } /* GimpContainerView methods */ static gboolean gimp_drawable_tree_view_select_item (GimpContainerView *view, GimpViewable *item, gpointer insert_data) { GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view); gboolean success = TRUE; if (gimp_item_tree_view_get_image (item_view)) { GimpLayer *floating_sel = gimp_image_get_floating_selection (gimp_item_tree_view_get_image (item_view)); success = (item == NULL || floating_sel == NULL || item == GIMP_VIEWABLE (floating_sel)); } if (success) success = parent_view_iface->select_item (view, item, insert_data); return success; } /* GimpContainerTreeView methods */ static gboolean gimp_drawable_tree_view_drop_possible (GimpContainerTreeView *tree_view, GimpDndType src_type, GimpViewable *src_viewable, GimpViewable *dest_viewable, GtkTreePath *drop_path, GtkTreeViewDropPosition drop_pos, GtkTreeViewDropPosition *return_drop_pos, GdkDragAction *return_drag_action) { if (GIMP_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_possible (tree_view, src_type, src_viewable, dest_viewable, drop_path, drop_pos, return_drop_pos, return_drag_action)) { if (src_type == GIMP_DND_TYPE_COLOR || src_type == GIMP_DND_TYPE_PATTERN) { if (! dest_viewable || gimp_item_is_content_locked (GIMP_ITEM (dest_viewable)) || gimp_viewable_get_children (GIMP_VIEWABLE (dest_viewable))) return FALSE; if (return_drop_pos) { *return_drop_pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER; } } return TRUE; } return FALSE; } static void gimp_drawable_tree_view_drop_viewable (GimpContainerTreeView *view, GimpViewable *src_viewable, GimpViewable *dest_viewable, GtkTreeViewDropPosition drop_pos) { if (dest_viewable && GIMP_IS_PATTERN (src_viewable)) { gimp_drawable_bucket_fill_full (GIMP_DRAWABLE (dest_viewable), GIMP_PATTERN_BUCKET_FILL, GIMP_NORMAL_MODE, GIMP_OPACITY_OPAQUE, FALSE, /* no seed fill */ FALSE, /* don't fill transp */ GIMP_SELECT_CRITERION_COMPOSITE, 0.0, FALSE, /* fill params */ 0.0, 0.0, /* ignored */ NULL, GIMP_PATTERN (src_viewable)); gimp_image_flush (gimp_item_tree_view_get_image (GIMP_ITEM_TREE_VIEW (view))); return; } GIMP_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_viewable (view, src_viewable, dest_viewable, drop_pos); } static void gimp_drawable_tree_view_drop_color (GimpContainerTreeView *view, const GimpRGB *color, GimpViewable *dest_viewable, GtkTreeViewDropPosition drop_pos) { if (dest_viewable) { gimp_drawable_bucket_fill_full (GIMP_DRAWABLE (dest_viewable), GIMP_FG_BUCKET_FILL, GIMP_NORMAL_MODE, GIMP_OPACITY_OPAQUE, FALSE, /* no seed fill */ FALSE, /* don't fill transp */ GIMP_SELECT_CRITERION_COMPOSITE, 0.0, FALSE, /* fill params */ 0.0, 0.0, /* ignored */ color, NULL); gimp_image_flush (gimp_item_tree_view_get_image (GIMP_ITEM_TREE_VIEW (view))); } } /* GimpItemTreeView methods */ static void gimp_drawable_tree_view_set_image (GimpItemTreeView *view, GimpImage *image) { if (gimp_item_tree_view_get_image (view)) g_signal_handlers_disconnect_by_func (gimp_item_tree_view_get_image (view), gimp_drawable_tree_view_floating_selection_changed, view); GIMP_ITEM_TREE_VIEW_CLASS (parent_class)->set_image (view, image); if (gimp_item_tree_view_get_image (view)) g_signal_connect (gimp_item_tree_view_get_image (view), "floating-selection-changed", G_CALLBACK (gimp_drawable_tree_view_floating_selection_changed), view); } /* callbacks */ static void gimp_drawable_tree_view_floating_selection_changed (GimpImage *image, GimpDrawableTreeView *view) { GimpItem *item; item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image); /* update button states */ gimp_container_view_select_item (GIMP_CONTAINER_VIEW (view), (GimpViewable *) item); } static void gimp_drawable_tree_view_new_dropped (GimpItemTreeView *view, gint x, gint y, GimpBucketFillMode fill_mode, const GimpRGB *color, GimpPattern *pattern) { GimpItem *item; gimp_image_undo_group_start (gimp_item_tree_view_get_image (view), GIMP_UNDO_GROUP_EDIT_PASTE, _("New Layer")); item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->new_item (gimp_item_tree_view_get_image (view)); if (item) { /* Get the bucket fill context */ GimpContext *context; GimpToolInfo *tool_info = gimp_get_tool_info (gimp_item_tree_view_get_image (view)->gimp, "gimp-bucket-fill-tool"); if (tool_info && tool_info->tool_options) context = GIMP_CONTEXT (tool_info->tool_options); else context = gimp_container_view_get_context (GIMP_CONTAINER_VIEW (view)); gimp_drawable_bucket_fill_full (GIMP_DRAWABLE (item), fill_mode, gimp_context_get_paint_mode (context), gimp_context_get_opacity (context), FALSE, /* no seed fill */ FALSE, /* don't fill transp */ GIMP_SELECT_CRITERION_COMPOSITE, 0.0, FALSE, 0.0, 0.0 /* fill params */, color, pattern); } gimp_image_undo_group_end (gimp_item_tree_view_get_image (view)); gimp_image_flush (gimp_item_tree_view_get_image (view)); } static void gimp_drawable_tree_view_new_pattern_dropped (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data) { gimp_drawable_tree_view_new_dropped (GIMP_ITEM_TREE_VIEW (data), x, y, GIMP_PATTERN_BUCKET_FILL, NULL, GIMP_PATTERN (viewable)); } static void gimp_drawable_tree_view_new_color_dropped (GtkWidget *widget, gint x, gint y, const GimpRGB *color, gpointer data) { gimp_drawable_tree_view_new_dropped (GIMP_ITEM_TREE_VIEW (data), x, y, GIMP_FG_BUCKET_FILL, color, NULL); }