/* PIKA - Photo and Image Kooker Application * a rebranding of The GNU Image Manipulation Program (created with heckimp) * A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio * * Original copyright, applying to most contents (license remains unchanged): * Copyright (C) 1995 Spencer Kimball and Peter Mattis * * pikaitemtreeview.c * Copyright (C) 2001-2011 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 #include "libpikamath/pikamath.h" #include "libpikawidgets/pikawidgets.h" #include "widgets-types.h" #include "core/pika.h" #include "core/pikachannel.h" #include "core/pikacontainer.h" #include "core/pikacontext.h" #include "core/pikaimage.h" #include "core/pikaimage-undo.h" #include "core/pikaimage-undo-push.h" #include "core/pikaitem-exclusive.h" #include "core/pikaitemundo.h" #include "core/pikatreehandler.h" #include "core/pikaundostack.h" #include "vectors/pikavectors.h" #include "pikaaction.h" #include "pikacontainertreestore.h" #include "pikacontainerview.h" #include "pikadnd.h" #include "pikadocked.h" #include "pikaitemtreeview.h" #include "pikamenufactory.h" #include "pikaviewrenderer.h" #include "pikauimanager.h" #include "pikawidgets-utils.h" #include "pika-intl.h" enum { SET_IMAGE, LAST_SIGNAL }; struct _PikaItemTreeViewPrivate { PikaImage *image; GtkWidget *options_box; GtkSizeGroup *options_group; GtkWidget *eye_header_image; GtkWidget *lock_header_image; PikaItem *lock_box_item; GtkTreePath *lock_box_path; GtkWidget *lock_popover; GtkWidget *lock_box; GList *locks; GtkWidget *new_button; GtkWidget *raise_button; GtkWidget *lower_button; GtkWidget *duplicate_button; GtkWidget *delete_button; gint model_column_visible; gint model_column_viewable; gint model_column_locked; gint model_column_lock_icon; gint model_column_color_tag; GtkCellRenderer *eye_cell; GtkCellRenderer *lock_cell; PikaTreeHandler *visible_changed_handler; PikaTreeHandler *color_tag_changed_handler; }; typedef struct { GtkWidget *toggle; const gchar *icon_name; PikaIsLockedFunc is_locked; PikaCanLockFunc can_lock; PikaSetLockFunc lock; PikaUndoLockPush undo_push; const gchar *tooltip; const gchar *help_id; /* Signal handling when lock is changed from core. */ const gchar *signal_name; PikaTreeHandler *changed_handler; /* Undo types and labels. */ PikaUndoType undo_type; PikaUndoType group_undo_type; const gchar *undo_lock_desc; const gchar *undo_unlock_desc; const gchar *undo_exclusive_desc; } LockToggle; static void pika_item_tree_view_view_iface_init (PikaContainerViewInterface *view_iface); static void pika_item_tree_view_docked_iface_init (PikaDockedInterface *docked_iface); static void pika_item_tree_view_constructed (GObject *object); static void pika_item_tree_view_dispose (GObject *object); static void pika_item_tree_view_style_updated (GtkWidget *widget); static void pika_item_tree_view_real_set_image (PikaItemTreeView *view, PikaImage *image); static void pika_item_tree_view_image_flush (PikaImage *image, gboolean invalidate_preview, PikaItemTreeView *view); static gboolean pika_item_tree_view_image_flush_idle (gpointer user_data); static void pika_item_tree_view_set_container (PikaContainerView *view, PikaContainer *container); static void pika_item_tree_view_set_context (PikaContainerView *view, PikaContext *context); static gpointer pika_item_tree_view_insert_item (PikaContainerView *view, PikaViewable *viewable, gpointer parent_insert_data, gint index); static void pika_item_tree_view_insert_items_after (PikaContainerView *view); static gboolean pika_item_tree_view_select_items (PikaContainerView *view, GList *items, GList *paths); static void pika_item_tree_view_activate_item (PikaContainerView *view, PikaViewable *item, gpointer insert_data); static gboolean pika_item_tree_view_drop_possible (PikaContainerTreeView *view, PikaDndType src_type, GList *src_viewables, PikaViewable *dest_viewable, GtkTreePath *drop_path, GtkTreeViewDropPosition drop_pos, GtkTreeViewDropPosition *return_drop_pos, GdkDragAction *return_drag_action); static void pika_item_tree_view_drop_viewables (PikaContainerTreeView *view, GList *src_viewables, PikaViewable *dest_viewable, GtkTreeViewDropPosition drop_pos); static void pika_item_tree_view_new_dropped (GtkWidget *widget, gint x, gint y, PikaViewable *viewable, gpointer data); static void pika_item_tree_view_new_list_dropped (GtkWidget *widget, gint x, gint y, GList *viewables, gpointer data); static void pika_item_tree_view_item_changed (PikaImage *image, PikaItemTreeView *view); static void pika_item_tree_view_size_changed (PikaImage *image, PikaItemTreeView *view); static void pika_item_tree_view_name_edited (GtkCellRendererText *cell, const gchar *path, const gchar *new_name, PikaItemTreeView *view); static void pika_item_tree_view_visible_changed (PikaItem *item, PikaItemTreeView *view); static void pika_item_tree_view_color_tag_changed (PikaItem *item, PikaItemTreeView *view); static void pika_item_tree_view_lock_changed (PikaItem *item, PikaItemTreeView *view); static void pika_item_tree_view_eye_clicked (GtkCellRendererToggle *toggle, gchar *path, GdkModifierType state, PikaItemTreeView *view); static void pika_item_tree_view_lock_clicked (GtkCellRendererToggle *toggle, gchar *path, GdkModifierType state, PikaItemTreeView *view); static gboolean pika_item_tree_view_lock_button_release (GtkWidget *widget, GdkEvent *event, PikaItemTreeView *view); static void pika_item_tree_view_lock_toggled (GtkWidget *widget, PikaItemTreeView *view); static void pika_item_tree_view_update_lock_box (PikaItemTreeView *view, PikaItem *item, GtkTreePath *path); static gboolean pika_item_tree_view_popover_button_press (GtkWidget *widget, GdkEvent *event, PikaItemTreeView *view); static gboolean pika_item_tree_view_item_pre_clicked(PikaCellRendererViewable *cell, const gchar *path_str, GdkModifierType state, PikaItemTreeView *item_view); static void pika_item_tree_view_row_expanded (GtkTreeView *tree_view, GtkTreeIter *iter, GtkTreePath *path, PikaItemTreeView *item_view); static gint pika_item_tree_view_get_n_locks (PikaItemTreeView *view, PikaItem *item, const gchar **icon_name); G_DEFINE_TYPE_WITH_CODE (PikaItemTreeView, pika_item_tree_view, PIKA_TYPE_CONTAINER_TREE_VIEW, G_ADD_PRIVATE (PikaItemTreeView) G_IMPLEMENT_INTERFACE (PIKA_TYPE_CONTAINER_VIEW, pika_item_tree_view_view_iface_init) G_IMPLEMENT_INTERFACE (PIKA_TYPE_DOCKED, pika_item_tree_view_docked_iface_init)) #define parent_class pika_item_tree_view_parent_class static PikaContainerViewInterface *parent_view_iface = NULL; static guint view_signals[LAST_SIGNAL] = { 0 }; static void pika_item_tree_view_class_init (PikaItemTreeViewClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); PikaContainerTreeViewClass *tree_view_class; tree_view_class = PIKA_CONTAINER_TREE_VIEW_CLASS (klass); view_signals[SET_IMAGE] = g_signal_new ("set-image", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (PikaItemTreeViewClass, set_image), NULL, NULL, NULL, G_TYPE_NONE, 1, PIKA_TYPE_OBJECT); object_class->constructed = pika_item_tree_view_constructed; object_class->dispose = pika_item_tree_view_dispose; widget_class->style_updated = pika_item_tree_view_style_updated; tree_view_class->drop_possible = pika_item_tree_view_drop_possible; tree_view_class->drop_viewables = pika_item_tree_view_drop_viewables; klass->set_image = pika_item_tree_view_real_set_image; klass->item_type = G_TYPE_NONE; klass->signal_name = NULL; klass->get_container = NULL; klass->get_selected_items = NULL; klass->set_selected_items = NULL; klass->add_item = NULL; klass->remove_item = NULL; klass->new_item = NULL; klass->action_group = NULL; klass->new_action = NULL; klass->new_default_action = NULL; klass->raise_action = NULL; klass->raise_top_action = NULL; klass->lower_action = NULL; klass->lower_bottom_action = NULL; klass->duplicate_action = NULL; klass->delete_action = NULL; klass->lock_content_icon_name = NULL; klass->lock_content_tooltip = NULL; klass->lock_content_help_id = NULL; klass->lock_position_icon_name = NULL; klass->lock_position_tooltip = NULL; klass->lock_position_help_id = NULL; klass->lock_visibility_icon_name = NULL; klass->lock_visibility_tooltip = NULL; klass->lock_visibility_help_id = NULL; } static void pika_item_tree_view_view_iface_init (PikaContainerViewInterface *iface) { parent_view_iface = g_type_interface_peek_parent (iface); iface->set_container = pika_item_tree_view_set_container; iface->set_context = pika_item_tree_view_set_context; iface->insert_item = pika_item_tree_view_insert_item; iface->insert_items_after = pika_item_tree_view_insert_items_after; iface->select_items = pika_item_tree_view_select_items; iface->activate_item = pika_item_tree_view_activate_item; } static void pika_item_tree_view_docked_iface_init (PikaDockedInterface *iface) { iface->get_preview = NULL; } static void pika_item_tree_view_init (PikaItemTreeView *view) { PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); view->priv = pika_item_tree_view_get_instance_private (view); view->priv->model_column_visible = pika_container_tree_store_columns_add (tree_view->model_columns, &tree_view->n_model_columns, G_TYPE_BOOLEAN); view->priv->model_column_viewable = pika_container_tree_store_columns_add (tree_view->model_columns, &tree_view->n_model_columns, G_TYPE_BOOLEAN); view->priv->model_column_locked = pika_container_tree_store_columns_add (tree_view->model_columns, &tree_view->n_model_columns, G_TYPE_BOOLEAN); view->priv->model_column_lock_icon = pika_container_tree_store_columns_add (tree_view->model_columns, &tree_view->n_model_columns, G_TYPE_STRING); view->priv->model_column_color_tag = pika_container_tree_store_columns_add (tree_view->model_columns, &tree_view->n_model_columns, GDK_TYPE_RGBA); pika_container_tree_view_set_dnd_drop_to_empty (tree_view, TRUE); view->priv->image = NULL; } static void pika_item_tree_view_constructed (GObject *object) { PikaItemTreeViewClass *item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (object); PikaEditor *editor = PIKA_EDITOR (object); PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (object); PikaItemTreeView *item_view = PIKA_ITEM_TREE_VIEW (object); GtkTreeViewColumn *column; GtkWidget *image; GtkIconSize button_icon_size = GTK_ICON_SIZE_SMALL_TOOLBAR; gint pixel_icon_size = 16; gint button_spacing; G_OBJECT_CLASS (parent_class)->constructed (object); gtk_tree_view_set_headers_visible (tree_view->view, TRUE); gtk_widget_style_get (GTK_WIDGET (item_view), "button-icon-size", &button_icon_size, "button-spacing", &button_spacing, NULL); gtk_icon_size_lookup (button_icon_size, &pixel_icon_size, NULL); pika_container_tree_view_connect_name_edited (tree_view, G_CALLBACK (pika_item_tree_view_name_edited), item_view); g_signal_connect (tree_view->view, "row-expanded", G_CALLBACK (pika_item_tree_view_row_expanded), tree_view); g_signal_connect (tree_view->renderer_cell, "pre-clicked", G_CALLBACK (pika_item_tree_view_item_pre_clicked), item_view); column = gtk_tree_view_column_new (); image = gtk_image_new_from_icon_name (PIKA_ICON_VISIBLE, button_icon_size); gtk_tree_view_column_set_widget (column, image); gtk_widget_show (image); gtk_tree_view_insert_column (tree_view->view, column, 0); item_view->priv->eye_header_image = image; item_view->priv->eye_cell = pika_cell_renderer_toggle_new (PIKA_ICON_VISIBLE); g_object_set (item_view->priv->eye_cell, "xpad", 0, "ypad", 0, "icon-size", pixel_icon_size, "override-background", TRUE, NULL); gtk_tree_view_column_pack_start (column, item_view->priv->eye_cell, FALSE); gtk_tree_view_column_set_attributes (column, item_view->priv->eye_cell, "active", item_view->priv->model_column_visible, "inconsistent", item_view->priv->model_column_viewable, "cell-background-rgba", item_view->priv->model_column_color_tag, NULL); pika_container_tree_view_add_toggle_cell (tree_view, item_view->priv->eye_cell); g_signal_connect (item_view->priv->eye_cell, "clicked", G_CALLBACK (pika_item_tree_view_eye_clicked), item_view); column = gtk_tree_view_column_new (); image = gtk_image_new_from_icon_name (PIKA_ICON_LOCK, button_icon_size); gtk_tree_view_column_set_widget (column, image); gtk_widget_show (image); gtk_tree_view_insert_column (tree_view->view, column, 1); item_view->priv->lock_header_image = image; item_view->priv->lock_cell = pika_cell_renderer_toggle_new (PIKA_ICON_LOCK_MULTI); g_object_set (item_view->priv->lock_cell, "xpad", 0, "ypad", 0, "icon-size", pixel_icon_size, NULL); gtk_tree_view_column_pack_start (column, item_view->priv->lock_cell, FALSE); gtk_tree_view_column_set_attributes (column, item_view->priv->lock_cell, "active", item_view->priv->model_column_locked, "icon-name", item_view->priv->model_column_lock_icon, NULL); pika_container_tree_view_add_toggle_cell (tree_view, item_view->priv->lock_cell); g_signal_connect (item_view->priv->lock_cell, "clicked", G_CALLBACK (pika_item_tree_view_lock_clicked), item_view); /* disable the default PikaContainerView drop handler */ pika_container_view_set_dnd_widget (PIKA_CONTAINER_VIEW (item_view), NULL); pika_dnd_drag_dest_set_by_type (GTK_WIDGET (tree_view->view), GTK_DEST_DEFAULT_HIGHLIGHT, item_view_class->item_type, TRUE, GDK_ACTION_MOVE | GDK_ACTION_COPY); item_view->priv->new_button = pika_editor_add_action_button (editor, item_view_class->action_group, item_view_class->new_action, item_view_class->new_default_action, GDK_SHIFT_MASK, NULL); /* connect "drop to new" manually as it makes a difference whether * it was clicked or dropped */ pika_dnd_viewable_list_dest_add (item_view->priv->new_button, item_view_class->item_type, pika_item_tree_view_new_list_dropped, item_view); pika_dnd_viewable_dest_add (item_view->priv->new_button, item_view_class->item_type, pika_item_tree_view_new_dropped, item_view); item_view->priv->raise_button = pika_editor_add_action_button (editor, item_view_class->action_group, item_view_class->raise_action, item_view_class->raise_top_action, GDK_SHIFT_MASK, NULL); item_view->priv->lower_button = pika_editor_add_action_button (editor, item_view_class->action_group, item_view_class->lower_action, item_view_class->lower_bottom_action, GDK_SHIFT_MASK, NULL); item_view->priv->duplicate_button = pika_editor_add_action_button (editor, item_view_class->action_group, item_view_class->duplicate_action, NULL); pika_container_view_enable_dnd (PIKA_CONTAINER_VIEW (item_view), GTK_BUTTON (item_view->priv->duplicate_button), item_view_class->item_type); item_view->priv->delete_button = pika_editor_add_action_button (editor, item_view_class->action_group, item_view_class->delete_action, NULL); pika_container_view_enable_dnd (PIKA_CONTAINER_VIEW (item_view), GTK_BUTTON (item_view->priv->delete_button), item_view_class->item_type); /* Lock box. */ item_view->priv->lock_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, button_spacing); /* Lock box: content toggle */ pika_item_tree_view_add_lock (item_view, item_view_class->lock_content_icon_name, (PikaIsLockedFunc) pika_item_get_lock_content, (PikaCanLockFunc) pika_item_can_lock_content, (PikaSetLockFunc) pika_item_set_lock_content, (PikaUndoLockPush) pika_image_undo_push_item_lock_content, "lock-content-changed", PIKA_UNDO_ITEM_LOCK_CONTENT, PIKA_UNDO_GROUP_ITEM_LOCK_CONTENTS, _("Lock content"), _("Unlock content"), _("Set Item Exclusive Content Lock"), item_view_class->lock_content_tooltip, item_view_class->lock_content_help_id); /* Lock box: position toggle */ pika_item_tree_view_add_lock (item_view, item_view_class->lock_position_icon_name, (PikaIsLockedFunc) pika_item_get_lock_position, (PikaCanLockFunc) pika_item_can_lock_position, (PikaSetLockFunc) pika_item_set_lock_position, (PikaUndoLockPush) pika_image_undo_push_item_lock_position, "lock-position-changed", PIKA_UNDO_ITEM_LOCK_POSITION, PIKA_UNDO_GROUP_ITEM_LOCK_POSITION, _("Lock position"), _("Unlock position"), _("Set Item Exclusive Position Lock"), item_view_class->lock_position_tooltip, item_view_class->lock_position_help_id); /* Lock box: visibility toggle */ pika_item_tree_view_add_lock (item_view, item_view_class->lock_visibility_icon_name, (PikaIsLockedFunc) pika_item_get_lock_visibility, (PikaCanLockFunc) pika_item_can_lock_visibility, (PikaSetLockFunc) pika_item_set_lock_visibility, (PikaUndoLockPush) pika_image_undo_push_item_lock_visibility, "lock-visibility-changed", PIKA_UNDO_ITEM_LOCK_VISIBILITY, PIKA_UNDO_GROUP_ITEM_LOCK_VISIBILITY, _("Lock visibility"), _("Unlock visibility"), _("Set Item Exclusive Visibility Lock"), item_view_class->lock_visibility_tooltip, item_view_class->lock_visibility_help_id); /* Lock popover. */ item_view->priv->lock_popover = gtk_popover_new (GTK_WIDGET (tree_view->view)); gtk_popover_set_modal (GTK_POPOVER (item_view->priv->lock_popover), TRUE); g_signal_connect (item_view->priv->lock_popover, "button-press-event", G_CALLBACK (pika_item_tree_view_popover_button_press), item_view); gtk_container_add (GTK_CONTAINER (item_view->priv->lock_popover), item_view->priv->lock_box); gtk_widget_show (item_view->priv->lock_box); } static void pika_item_tree_view_dispose (GObject *object) { PikaItemTreeView *view = PIKA_ITEM_TREE_VIEW (object); if (view->priv->image) pika_item_tree_view_set_image (view, NULL); if (view->priv->lock_popover) { gtk_widget_destroy (view->priv->lock_popover); view->priv->lock_popover = NULL; } if (view->priv->lock_box_path) { gtk_tree_path_free (view->priv->lock_box_path); view->priv->lock_box_path = NULL; } if (view->priv->locks) { g_list_free_full (view->priv->locks, (GDestroyNotify) g_free); view->priv->locks = NULL; } G_OBJECT_CLASS (parent_class)->dispose (object); } static void pika_item_tree_view_style_updated (GtkWidget *widget) { PikaItemTreeView *view = PIKA_ITEM_TREE_VIEW (widget); GList *children; GList *list; const gchar *old_icon_name; gchar *icon_name; GtkReliefStyle button_relief; GtkIconSize old_size; GtkIconSize button_icon_size = GTK_ICON_SIZE_SMALL_TOOLBAR; gint pixel_icon_size = 16; gint content_spacing; gint button_spacing; gtk_widget_style_get (widget, "button-relief", &button_relief, "button-icon-size", &button_icon_size, "content-spacing", &content_spacing, "button-spacing", &button_spacing, NULL); if (view->priv->options_box) { gtk_box_set_spacing (GTK_BOX (view->priv->options_box), content_spacing); children = gtk_container_get_children (GTK_CONTAINER (view->priv->options_box)); for (list = children; list; list = g_list_next (list)) { GtkWidget *child = list->data; if (GTK_IS_BOX (child)) gtk_box_set_spacing (GTK_BOX (child), button_spacing); } g_list_free (children); } if (view->priv->lock_box) { gtk_box_set_spacing (GTK_BOX (view->priv->lock_box), button_spacing); children = gtk_container_get_children (GTK_CONTAINER (view->priv->lock_box)); for (list = children; list; list = g_list_next (list)) { GtkWidget *child = list->data; if (GTK_IS_BUTTON (child)) { GtkWidget *image; gtk_button_set_relief (GTK_BUTTON (child), button_relief); image = gtk_bin_get_child (GTK_BIN (child)); if (GTK_IS_IMAGE (image)) { GtkIconSize old_size; gtk_image_get_icon_name (GTK_IMAGE (image), &old_icon_name, &old_size); if (button_icon_size != old_size) { icon_name = g_strdup (old_icon_name); gtk_image_set_from_icon_name (GTK_IMAGE (image), icon_name, button_icon_size); g_free (icon_name); } } } } g_list_free (children); } gtk_image_get_icon_name (GTK_IMAGE (view->priv->lock_header_image), &old_icon_name, &old_size); if (button_icon_size != old_size) { icon_name = g_strdup (old_icon_name); gtk_image_set_from_icon_name (GTK_IMAGE (view->priv->lock_header_image), icon_name, button_icon_size); g_free (icon_name); } gtk_image_get_icon_name (GTK_IMAGE (view->priv->eye_header_image), &old_icon_name, &old_size); if (button_icon_size != old_size) { icon_name = g_strdup (old_icon_name); gtk_image_set_from_icon_name (GTK_IMAGE (view->priv->eye_header_image), icon_name, button_icon_size); g_free (icon_name); } /* force the eye and toggle cells to recreate their icon */ gtk_icon_size_lookup (button_icon_size, &pixel_icon_size, NULL); g_object_set (view->priv->eye_cell, "icon-name", PIKA_ICON_VISIBLE, "icon-size", pixel_icon_size, NULL); g_object_set (view->priv->lock_cell, "icon-name", PIKA_ICON_LOCK_MULTI, "icon-size", pixel_icon_size, NULL); GTK_WIDGET_CLASS (parent_class)->style_updated (widget); } GtkWidget * pika_item_tree_view_new (GType view_type, gint view_size, gint view_border_width, gboolean multiple_selection, PikaImage *image, PikaMenuFactory *menu_factory, const gchar *menu_identifier, const gchar *ui_path) { PikaItemTreeView *item_view; g_return_val_if_fail (g_type_is_a (view_type, PIKA_TYPE_ITEM_TREE_VIEW), NULL); g_return_val_if_fail (view_size > 0 && view_size <= PIKA_VIEWABLE_MAX_PREVIEW_SIZE, NULL); g_return_val_if_fail (view_border_width >= 0 && view_border_width <= PIKA_VIEW_MAX_BORDER_WIDTH, NULL); g_return_val_if_fail (image == NULL || PIKA_IS_IMAGE (image), NULL); g_return_val_if_fail (PIKA_IS_MENU_FACTORY (menu_factory), NULL); g_return_val_if_fail (menu_identifier != NULL, NULL); g_return_val_if_fail (ui_path != NULL, NULL); item_view = g_object_new (view_type, "reorderable", TRUE, "menu-factory", menu_factory, "menu-identifier", menu_identifier, "ui-path", ui_path, "selection-mode", multiple_selection ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_SINGLE, NULL); pika_container_view_set_view_size (PIKA_CONTAINER_VIEW (item_view), view_size, view_border_width); pika_item_tree_view_set_image (item_view, image); return GTK_WIDGET (item_view); } void pika_item_tree_view_set_image (PikaItemTreeView *view, PikaImage *image) { g_return_if_fail (PIKA_IS_ITEM_TREE_VIEW (view)); g_return_if_fail (image == NULL || PIKA_IS_IMAGE (image)); g_signal_emit (view, view_signals[SET_IMAGE], 0, image); pika_ui_manager_update (pika_editor_get_ui_manager (PIKA_EDITOR (view)), view); } PikaImage * pika_item_tree_view_get_image (PikaItemTreeView *view) { g_return_val_if_fail (PIKA_IS_ITEM_TREE_VIEW (view), NULL); return view->priv->image; } void pika_item_tree_view_add_options (PikaItemTreeView *view, const gchar *label, GtkWidget *options) { gint content_spacing; gint button_spacing; g_return_if_fail (PIKA_IS_ITEM_TREE_VIEW (view)); g_return_if_fail (GTK_IS_WIDGET (options)); gtk_widget_style_get (GTK_WIDGET (view), "content-spacing", &content_spacing, "button-spacing", &button_spacing, NULL); if (! view->priv->options_box) { PikaItemTreeViewClass *item_view_class; item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (view); view->priv->options_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, content_spacing); gtk_box_pack_start (GTK_BOX (view), view->priv->options_box, FALSE, FALSE, 0); gtk_box_reorder_child (GTK_BOX (view), view->priv->options_box, 0); gtk_widget_show (view->priv->options_box); if (! view->priv->image || ! item_view_class->get_selected_items (view->priv->image)) { gtk_widget_set_sensitive (view->priv->options_box, FALSE); } } if (label) { GtkWidget *hbox; GtkWidget *label_widget; gboolean group_created = FALSE; hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, button_spacing); gtk_box_pack_start (GTK_BOX (view->priv->options_box), hbox, FALSE, FALSE, 0); gtk_widget_show (hbox); if (! view->priv->options_group) { view->priv->options_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL); group_created = TRUE; } label_widget = gtk_label_new (label); gtk_label_set_xalign (GTK_LABEL (label_widget), 0.0); gtk_size_group_add_widget (view->priv->options_group, label_widget); gtk_box_pack_start (GTK_BOX (hbox), label_widget, FALSE, FALSE, 0); gtk_widget_show (label_widget); if (group_created) g_object_unref (view->priv->options_group); gtk_box_pack_start (GTK_BOX (hbox), options, TRUE, TRUE, 0); gtk_widget_show (options); } else { gtk_box_pack_start (GTK_BOX (view->priv->options_box), options, FALSE, FALSE, 0); gtk_widget_show (options); } } void pika_item_tree_view_add_lock (PikaItemTreeView *view, const gchar *icon_name, PikaIsLockedFunc is_locked, PikaCanLockFunc can_lock, PikaSetLockFunc lock, PikaUndoLockPush undo_push, const gchar *signal_name, PikaUndoType undo_type, PikaUndoType group_undo_type, const gchar *undo_lock_desc, const gchar *undo_unlock_desc, const gchar *undo_exclusive_desc, const gchar *tooltip, const gchar *help_id) { LockToggle *data; GtkWidget *toggle = gtk_toggle_button_new (); GtkWidget *image; GtkIconSize icon_size; data = g_new0 (LockToggle, 1); data->toggle = toggle; data->icon_name = icon_name; data->is_locked = is_locked; data->can_lock = can_lock; data->lock = lock; data->undo_push = undo_push; data->signal_name = signal_name; data->tooltip = tooltip; data->help_id = help_id; data->undo_type = undo_type; data->group_undo_type = group_undo_type; data->undo_lock_desc = undo_lock_desc; data->undo_unlock_desc = undo_unlock_desc; data->undo_exclusive_desc = undo_exclusive_desc; view->priv->locks = g_list_prepend (view->priv->locks, data); gtk_box_pack_end (GTK_BOX (view->priv->lock_box), toggle, FALSE, FALSE, 0); gtk_box_reorder_child (GTK_BOX (view->priv->lock_box), toggle, 0); gtk_widget_show (toggle); g_object_set_data (G_OBJECT (toggle), "lock-data", data); g_signal_connect (toggle, "toggled", G_CALLBACK (pika_item_tree_view_lock_toggled), view); g_signal_connect (toggle, "button-release-event", G_CALLBACK (pika_item_tree_view_lock_button_release), view); pika_help_set_help_data (toggle, tooltip, help_id); gtk_widget_style_get (GTK_WIDGET (view), "button-icon-size", &icon_size, NULL); image = gtk_image_new_from_icon_name (icon_name, icon_size); gtk_container_add (GTK_CONTAINER (toggle), image); gtk_widget_show (image); } void pika_item_tree_view_blink_lock (PikaItemTreeView *view, PikaItem *item) { GtkTreeIter *iter; GtkTreePath *path; GdkRectangle rect; g_return_if_fail (PIKA_IS_ITEM_TREE_VIEW (view)); g_return_if_fail (PIKA_IS_ITEM (item)); /* Find the item in the tree view. */ iter = pika_container_view_lookup (PIKA_CONTAINER_VIEW (view), (PikaViewable *) item); path = gtk_tree_model_get_path (PIKA_CONTAINER_TREE_VIEW (view)->model, iter); /* Scroll dockable to make sure the cell is showing. */ gtk_tree_view_scroll_to_cell (PIKA_CONTAINER_TREE_VIEW (view)->view, path, gtk_tree_view_get_column (PIKA_CONTAINER_TREE_VIEW (view)->view, 1), FALSE, 0.0, 0.0); /* Now blink the lock cell of the specified item. */ gtk_tree_view_get_cell_area (PIKA_CONTAINER_TREE_VIEW (view)->view, path, gtk_tree_view_get_column (PIKA_CONTAINER_TREE_VIEW (view)->view, 1), &rect); gtk_tree_view_convert_bin_window_to_widget_coords (PIKA_CONTAINER_TREE_VIEW (view)->view, rect.x, rect.y, &rect.x, &rect.y); pika_widget_blink_rect (GTK_WIDGET (PIKA_CONTAINER_TREE_VIEW (view)->view), &rect); gtk_tree_path_free (path); } GtkWidget * pika_item_tree_view_get_new_button (PikaItemTreeView *view) { g_return_val_if_fail (PIKA_IS_ITEM_TREE_VIEW (view), NULL); return view->priv->new_button; } GtkWidget * pika_item_tree_view_get_delete_button (PikaItemTreeView *view) { g_return_val_if_fail (PIKA_IS_ITEM_TREE_VIEW (view), NULL); return view->priv->delete_button; } gint pika_item_tree_view_get_drop_index (PikaItemTreeView *view, PikaViewable *dest_viewable, GtkTreeViewDropPosition drop_pos, PikaViewable **parent) { gint index = -1; g_return_val_if_fail (PIKA_IS_ITEM_TREE_VIEW (view), -1); g_return_val_if_fail (dest_viewable == NULL || PIKA_IS_VIEWABLE (dest_viewable), -1); g_return_val_if_fail (parent != NULL, -1); *parent = NULL; if (dest_viewable) { *parent = pika_viewable_get_parent (dest_viewable); index = pika_item_get_index (PIKA_ITEM (dest_viewable)); if (drop_pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER) { PikaContainer *children = pika_viewable_get_children (dest_viewable); if (children) { *parent = dest_viewable; index = 0; } else { index++; } } else if (drop_pos == GTK_TREE_VIEW_DROP_AFTER) { index++; } } return index; } static void pika_item_tree_view_real_set_image (PikaItemTreeView *view, PikaImage *image) { if (view->priv->image == image) return; if (view->priv->image) { g_signal_handlers_disconnect_by_func (view->priv->image, pika_item_tree_view_item_changed, view); g_signal_handlers_disconnect_by_func (view->priv->image, pika_item_tree_view_size_changed, view); pika_container_view_set_container (PIKA_CONTAINER_VIEW (view), NULL); g_signal_handlers_disconnect_by_func (view->priv->image, pika_item_tree_view_image_flush, view); } view->priv->image = image; if (view->priv->image) { PikaContainer *container; container = PIKA_ITEM_TREE_VIEW_GET_CLASS (view)->get_container (view->priv->image); pika_container_view_set_container (PIKA_CONTAINER_VIEW (view), container); g_signal_connect (view->priv->image, PIKA_ITEM_TREE_VIEW_GET_CLASS (view)->signal_name, G_CALLBACK (pika_item_tree_view_item_changed), view); g_signal_connect (view->priv->image, "size-changed", G_CALLBACK (pika_item_tree_view_size_changed), view); g_signal_connect (view->priv->image, "flush", G_CALLBACK (pika_item_tree_view_image_flush), view); pika_item_tree_view_item_changed (view->priv->image, view); } } static void pika_item_tree_view_image_flush (PikaImage *image, gboolean invalidate_preview, PikaItemTreeView *view) { g_idle_add_full (G_PRIORITY_LOW, (GSourceFunc) pika_item_tree_view_image_flush_idle, g_object_ref (view), g_object_unref); } static gboolean pika_item_tree_view_image_flush_idle (gpointer user_data) { PikaItemTreeView *view = user_data; /* This needs to be run as idle because we want this to be run in the main * thread even when the flush happened in a thread (e.g. from the paint * thread). */ if (pika_editor_get_ui_manager (PIKA_EDITOR (view))) pika_ui_manager_update (pika_editor_get_ui_manager (PIKA_EDITOR (view)), view); return G_SOURCE_REMOVE; } /* PikaContainerView methods */ static void pika_item_tree_view_set_container (PikaContainerView *view, PikaContainer *container) { PikaItemTreeView *item_view = PIKA_ITEM_TREE_VIEW (view); PikaContainer *old_container; GList *list; old_container = pika_container_view_get_container (view); if (old_container) { pika_tree_handler_disconnect (item_view->priv->visible_changed_handler); item_view->priv->visible_changed_handler = NULL; pika_tree_handler_disconnect (item_view->priv->color_tag_changed_handler); item_view->priv->color_tag_changed_handler = NULL; for (list = item_view->priv->locks; list; list = list->next) { LockToggle *data = list->data; pika_tree_handler_disconnect (data->changed_handler); data->changed_handler = NULL; } } parent_view_iface->set_container (view, container); if (container) { item_view->priv->visible_changed_handler = pika_tree_handler_connect (container, "visibility-changed", G_CALLBACK (pika_item_tree_view_visible_changed), view); item_view->priv->color_tag_changed_handler = pika_tree_handler_connect (container, "color-tag-changed", G_CALLBACK (pika_item_tree_view_color_tag_changed), view); for (list = item_view->priv->locks; list; list = list->next) { LockToggle *data = list->data; data->changed_handler = pika_tree_handler_connect (container, data->signal_name, G_CALLBACK (pika_item_tree_view_lock_changed), view); } } } static void pika_item_tree_view_set_context (PikaContainerView *view, PikaContext *context) { PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); PikaItemTreeView *item_view = PIKA_ITEM_TREE_VIEW (view); PikaImage *image = NULL; PikaContext *old_context; old_context = pika_container_view_get_context (view); if (old_context) { g_signal_handlers_disconnect_by_func (old_context, pika_item_tree_view_set_image, item_view); g_signal_handlers_disconnect_by_func (old_context->pika->config, G_CALLBACK (pika_item_tree_view_style_updated), item_view); } parent_view_iface->set_context (view, context); if (context) { if (! tree_view->dnd_pika) tree_view->dnd_pika = context->pika; g_signal_connect_swapped (context, "image-changed", G_CALLBACK (pika_item_tree_view_set_image), item_view); g_signal_connect_object (context->pika->config, "notify::theme", G_CALLBACK (pika_item_tree_view_style_updated), item_view, G_CONNECT_AFTER | G_CONNECT_SWAPPED); g_signal_connect_object (context->pika->config, "notify::override-theme-icon-size", G_CALLBACK (pika_item_tree_view_style_updated), item_view, G_CONNECT_AFTER | G_CONNECT_SWAPPED); g_signal_connect_object (context->pika->config, "notify::custom-icon-size", G_CALLBACK (pika_item_tree_view_style_updated), item_view, G_CONNECT_AFTER | G_CONNECT_SWAPPED); image = pika_context_get_image (context); } pika_item_tree_view_set_image (item_view, image); } static gpointer pika_item_tree_view_insert_item (PikaContainerView *view, PikaViewable *viewable, gpointer parent_insert_data, gint index) { PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); PikaItemTreeView *item_view = PIKA_ITEM_TREE_VIEW (view); PikaItem *item = PIKA_ITEM (viewable); GtkTreeIter *iter; PikaRGB color; gboolean has_color; const gchar *icon_name; gint n_locks; iter = parent_view_iface->insert_item (view, viewable, parent_insert_data, index); has_color = pika_get_color_tag_color (pika_item_get_merged_color_tag (item), &color, pika_item_get_color_tag (item) == PIKA_COLOR_TAG_NONE); n_locks = pika_item_tree_view_get_n_locks (item_view, item, &icon_name); gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter, item_view->priv->model_column_visible, pika_item_get_visible (item), item_view->priv->model_column_viewable, pika_item_get_visible (item) && ! pika_item_is_visible (item), item_view->priv->model_column_locked, n_locks > 0, item_view->priv->model_column_lock_icon, icon_name, item_view->priv->model_column_color_tag, has_color ? (GdkRGBA *) &color : NULL, -1); return iter; } static void pika_item_tree_view_insert_items_after (PikaContainerView *view) { PikaItemTreeView *item_view = PIKA_ITEM_TREE_VIEW (view); PikaItemTreeViewClass *item_view_class; GList *selected_items; item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (item_view); selected_items = item_view_class->get_selected_items (item_view->priv->image); pika_container_view_select_items (view, selected_items); } static gboolean pika_item_tree_view_select_items (PikaContainerView *view, GList *items, GList *paths) { PikaItemTreeView *tree_view = PIKA_ITEM_TREE_VIEW (view); gboolean options_sensitive = FALSE; gboolean success; success = parent_view_iface->select_items (view, items, paths); if (items) { PikaItemTreeViewClass *item_view_class; item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (tree_view); if (TRUE) /* XXX: test if new selection same as old. */ { item_view_class->set_selected_items (tree_view->priv->image, items); items = item_view_class->get_selected_items (tree_view->priv->image); } options_sensitive = TRUE; } pika_ui_manager_update (pika_editor_get_ui_manager (PIKA_EDITOR (tree_view)), tree_view); if (tree_view->priv->options_box) gtk_widget_set_sensitive (tree_view->priv->options_box, options_sensitive); return success; } static void pika_item_tree_view_activate_item (PikaContainerView *view, PikaViewable *item, gpointer insert_data) { PikaItemTreeViewClass *item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (view); if (parent_view_iface->activate_item) parent_view_iface->activate_item (view, item, insert_data); if (item_view_class->activate_action) { pika_ui_manager_activate_action (pika_editor_get_ui_manager (PIKA_EDITOR (view)), item_view_class->action_group, item_view_class->activate_action); } } static gboolean pika_item_tree_view_drop_possible (PikaContainerTreeView *tree_view, PikaDndType src_type, GList *src_viewables, PikaViewable *dest_viewable, GtkTreePath *drop_path, GtkTreeViewDropPosition drop_pos, GtkTreeViewDropPosition *return_drop_pos, GdkDragAction *return_drag_action) { GList *iter; gboolean other_image_items; if (src_viewables) other_image_items = TRUE; else other_image_items = FALSE; for (iter = src_viewables; iter; iter = iter->next) { PikaViewable *src_viewable = iter->data; if (! PIKA_IS_ITEM (src_viewable) || (dest_viewable != NULL && pika_item_get_image (PIKA_ITEM (src_viewable)) == pika_item_get_image (PIKA_ITEM (dest_viewable)))) { /* Not an item or from the same image. */ other_image_items = FALSE; break; } } if (other_image_items) { if (return_drop_pos) *return_drop_pos = drop_pos; if (return_drag_action) *return_drag_action = GDK_ACTION_COPY; return TRUE; } return PIKA_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_possible (tree_view, src_type, src_viewables, dest_viewable, drop_path, drop_pos, return_drop_pos, return_drag_action); } static void pika_item_tree_view_drop_viewables (PikaContainerTreeView *tree_view, GList *src_viewables, PikaViewable *dest_viewable, GtkTreeViewDropPosition drop_pos) { PikaItemTreeViewClass *item_view_class; PikaItemTreeView *item_view = PIKA_ITEM_TREE_VIEW (tree_view); GList *iter; PikaImage *src_image = NULL; GType src_viewable_type = G_TYPE_NONE; gint dest_index = -1; gboolean src_viewables_reversed = FALSE; g_return_if_fail (g_list_length (src_viewables) > 0); item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (item_view); for (iter = src_viewables; iter; iter = iter->next) { PikaViewable *src_viewable = iter->data; /* All dropped viewables must be of the same finale type and come * from the same source image. */ if (src_viewable_type == G_TYPE_NONE) src_viewable_type = G_TYPE_FROM_INSTANCE (src_viewable); else { if (g_type_is_a (src_viewable_type, G_TYPE_FROM_INSTANCE (src_viewable))) /* It is possible to move different types of a same * parenting hierarchy, for instance PikaLayer and * PikaGroupLayer. */ src_viewable_type = G_TYPE_FROM_INSTANCE (src_viewable); g_return_if_fail (g_type_is_a (G_TYPE_FROM_INSTANCE (src_viewable), src_viewable_type)); } if (src_image == NULL) src_image = pika_item_get_image (PIKA_ITEM (iter->data)); else g_return_if_fail (src_image == pika_item_get_image (PIKA_ITEM (iter->data))); } if (drop_pos == GTK_TREE_VIEW_DROP_AFTER || (drop_pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER && dest_viewable && pika_viewable_get_children (dest_viewable))) { src_viewables_reversed = TRUE; src_viewables = g_list_reverse (src_viewables); } if (item_view->priv->image != src_image || ! g_type_is_a (src_viewable_type, item_view_class->item_type)) { GType item_type = item_view_class->item_type; pika_image_undo_group_start (item_view->priv->image, PIKA_UNDO_GROUP_LAYER_ADD, _("Drop layers")); for (iter = src_viewables; iter; iter = iter->next) { PikaViewable *src_viewable = iter->data; PikaItem *new_item; PikaItem *parent; if (g_type_is_a (src_viewable_type, item_type)) item_type = G_TYPE_FROM_INSTANCE (src_viewable); dest_index = pika_item_tree_view_get_drop_index (item_view, dest_viewable, drop_pos, (PikaViewable **) &parent); new_item = pika_item_convert (PIKA_ITEM (src_viewable), item_view->priv->image, item_type); item_view_class->add_item (item_view->priv->image, new_item, parent, dest_index, TRUE); } } else if (dest_viewable) { pika_image_undo_group_start (item_view->priv->image, PIKA_UNDO_GROUP_IMAGE_ITEM_REORDER, PIKA_ITEM_GET_CLASS (src_viewables->data)->reorder_desc); for (iter = src_viewables; iter; iter = iter->next) { PikaViewable *src_viewable = iter->data; PikaItem *src_parent; PikaItem *dest_parent; gint src_index; gint dest_index; src_parent = PIKA_ITEM (pika_viewable_get_parent (src_viewable)); src_index = pika_item_get_index (PIKA_ITEM (src_viewable)); dest_index = pika_item_tree_view_get_drop_index (item_view, dest_viewable, drop_pos, (PikaViewable **) &dest_parent); if (src_parent == dest_parent) { if (src_index < dest_index) dest_index--; } pika_image_reorder_item (item_view->priv->image, PIKA_ITEM (src_viewable), dest_parent, dest_index, TRUE, NULL); } } if (src_viewables_reversed) /* The caller keeps a copy to src_viewables to free it. If we * reverse it, the pointer stays valid yet ends up pointing to the * now last (previously first) element of the list. So we leak the * whole list but this element. Let's reverse back the list to have * next and prev pointers same as call time. */ src_viewables = g_list_reverse (src_viewables); pika_image_undo_group_end (item_view->priv->image); pika_image_flush (item_view->priv->image); } /* "New" functions */ static void pika_item_tree_view_new_dropped (GtkWidget *widget, gint x, gint y, PikaViewable *viewable, gpointer data) { PikaItemTreeViewClass *item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (data); PikaContainerView *view = PIKA_CONTAINER_VIEW (data); if (item_view_class->new_default_action && viewable && pika_container_view_lookup (view, viewable)) { PikaAction *action; action = pika_ui_manager_find_action (pika_editor_get_ui_manager (PIKA_EDITOR (view)), item_view_class->action_group, item_view_class->new_default_action); if (action) { g_object_set (action, "viewable", viewable, NULL); pika_action_activate (action); g_object_set (action, "viewable", NULL, NULL); } } } static void pika_item_tree_view_new_list_dropped (GtkWidget *widget, gint x, gint y, GList *viewables, gpointer data) { PikaItemTreeViewClass *item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (data); PikaContainerView *view = PIKA_CONTAINER_VIEW (data); PikaAction *action; action = pika_ui_manager_find_action (pika_editor_get_ui_manager (PIKA_EDITOR (view)), item_view_class->action_group, item_view_class->new_default_action); if (item_view_class->new_default_action && viewables && action && pika_container_view_contains (view, viewables)) pika_action_activate (action); } /* PikaImage callbacks */ static void pika_item_tree_view_item_changed (PikaImage *image, PikaItemTreeView *view) { GList *items; items = PIKA_ITEM_TREE_VIEW_GET_CLASS (view)->get_selected_items (view->priv->image); pika_container_view_select_items (PIKA_CONTAINER_VIEW (view), items); } static void pika_item_tree_view_size_changed (PikaImage *image, PikaItemTreeView *tree_view) { PikaContainerView *view = PIKA_CONTAINER_VIEW (tree_view); gint view_size; gint border_width; view_size = pika_container_view_get_view_size (view, &border_width); pika_container_view_set_view_size (view, view_size, border_width); } static void pika_item_tree_view_name_edited (GtkCellRendererText *cell, const gchar *path_str, const gchar *new_name, PikaItemTreeView *view) { PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); GtkTreePath *path; GtkTreeIter iter; path = gtk_tree_path_new_from_string (path_str); if (gtk_tree_model_get_iter (tree_view->model, &iter, path)) { PikaViewRenderer *renderer; PikaItem *item; const gchar *old_name; GError *error = NULL; renderer = pika_container_tree_store_get_renderer (PIKA_CONTAINER_TREE_STORE (tree_view->model), &iter); item = PIKA_ITEM (renderer->viewable); old_name = pika_object_get_name (item); if (! old_name) old_name = ""; if (! new_name) new_name = ""; if (strcmp (old_name, new_name) && pika_item_rename (item, new_name, &error)) { pika_image_flush (pika_item_get_image (item)); } else { gchar *name = pika_viewable_get_description (renderer->viewable, NULL); gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), &iter, PIKA_CONTAINER_TREE_STORE_COLUMN_NAME, name, -1); g_free (name); if (error) { pika_message_literal (view->priv->image->pika, G_OBJECT (view), PIKA_MESSAGE_WARNING, error->message); g_clear_error (&error); } } g_object_unref (renderer); } gtk_tree_path_free (path); } /* "Visible" callbacks */ static void pika_item_tree_view_visible_changed (PikaItem *item, PikaItemTreeView *view) { PikaContainerView *container_view = PIKA_CONTAINER_VIEW (view); PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); GtkTreeIter *iter; iter = pika_container_view_lookup (container_view, (PikaViewable *) item); if (iter) { PikaContainer *children; gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter, view->priv->model_column_visible, pika_item_get_visible (item), view->priv->model_column_viewable, pika_item_get_visible (item) && ! pika_item_is_visible (item), -1); children = pika_viewable_get_children (PIKA_VIEWABLE (item)); if (children) pika_container_foreach (children, (GFunc) pika_item_tree_view_visible_changed, view); } } static void pika_item_tree_view_eye_clicked (GtkCellRendererToggle *toggle, gchar *path_str, GdkModifierType state, PikaItemTreeView *view) { PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); GtkTreePath *path; GtkTreeIter iter; path = gtk_tree_path_new_from_string (path_str); if (gtk_tree_model_get_iter (tree_view->model, &iter, path)) { PikaContext *context; PikaViewRenderer *renderer; PikaItem *item; PikaImage *image; gboolean active; context = pika_container_view_get_context (PIKA_CONTAINER_VIEW (view)); renderer = pika_container_tree_store_get_renderer (PIKA_CONTAINER_TREE_STORE (tree_view->model), &iter); g_object_get (toggle, "active", &active, NULL); item = PIKA_ITEM (renderer->viewable); g_object_unref (renderer); image = pika_item_get_image (item); if ((state & GDK_SHIFT_MASK) || (state & GDK_MOD1_MASK)) { pika_item_toggle_exclusive_visible (item, (state & GDK_MOD1_MASK), context); } else { PikaUndo *undo; gboolean push_undo = TRUE; undo = pika_image_undo_can_compress (image, PIKA_TYPE_ITEM_UNDO, PIKA_UNDO_ITEM_VISIBILITY); if (undo && PIKA_ITEM_UNDO (undo)->item == item) push_undo = FALSE; if (! pika_item_set_visible (item, ! active, push_undo)) pika_item_tree_view_blink_lock (view, item); if (!push_undo) pika_undo_refresh_preview (undo, context); } pika_image_flush (image); } gtk_tree_path_free (path); } /* "Locked" callbacks */ static void pika_item_tree_view_lock_clicked (GtkCellRendererToggle *toggle, gchar *path_str, GdkModifierType state, PikaItemTreeView *view) { GtkTreePath *path; GtkTreeIter iter; path = gtk_tree_path_new_from_string (path_str); if (gtk_tree_model_get_iter (PIKA_CONTAINER_TREE_VIEW (view)->model, &iter, path)) { PikaViewRenderer *renderer; PikaContainerTreeStore *store; PikaItem *item; GdkRectangle rect; /* Update the lock state. */ store = PIKA_CONTAINER_TREE_STORE (PIKA_CONTAINER_TREE_VIEW (view)->model); renderer = pika_container_tree_store_get_renderer (store, &iter); item = PIKA_ITEM (renderer->viewable); g_object_unref (renderer); pika_item_tree_view_update_lock_box (view, item, path); /* Change popover position. */ gtk_tree_view_get_cell_area (PIKA_CONTAINER_TREE_VIEW (view)->view, path, gtk_tree_view_get_column (PIKA_CONTAINER_TREE_VIEW (view)->view, 1), &rect); gtk_tree_view_convert_bin_window_to_widget_coords (PIKA_CONTAINER_TREE_VIEW (view)->view, rect.x, rect.y, &rect.x, &rect.y); gtk_popover_set_pointing_to (GTK_POPOVER (view->priv->lock_popover), &rect); gtk_widget_show (view->priv->lock_popover); } } /* "Color Tag" callbacks */ static void pika_item_tree_view_color_tag_changed (PikaItem *item, PikaItemTreeView *view) { PikaContainerView *container_view = PIKA_CONTAINER_VIEW (view); PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); GtkTreeIter *iter; iter = pika_container_view_lookup (container_view, (PikaViewable *) item); if (iter) { PikaContainer *children; PikaRGB color; gboolean has_color; has_color = pika_get_color_tag_color (pika_item_get_merged_color_tag (item), &color, pika_item_get_color_tag (item) == PIKA_COLOR_TAG_NONE); gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter, view->priv->model_column_color_tag, has_color ? (GdkRGBA *) &color : NULL, -1); children = pika_viewable_get_children (PIKA_VIEWABLE (item)); if (children) pika_container_foreach (children, (GFunc) pika_item_tree_view_color_tag_changed, view); } } /* "Lock Content" callbacks */ static void pika_item_tree_view_lock_changed (PikaItem *item, PikaItemTreeView *view) { PikaContainerView *container_view = PIKA_CONTAINER_VIEW (view); PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); GtkTreeIter *iter; const gchar *icon_name; gint n_locks; iter = pika_container_view_lookup (container_view, (PikaViewable *) item); n_locks = pika_item_tree_view_get_n_locks (view, item, &icon_name); if (iter) gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter, view->priv->model_column_locked, n_locks > 0, view->priv->model_column_lock_icon, icon_name, -1); if (view->priv->lock_box_item == item) pika_item_tree_view_update_lock_box (view, item, NULL); } static gboolean pika_item_tree_view_lock_button_release (GtkWidget *widget, GdkEvent *event, PikaItemTreeView *view) { GdkEventButton *bevent = (GdkEventButton *) event; LockToggle *data; GdkModifierType modifiers; data = g_object_get_data (G_OBJECT (widget), "lock-data"); modifiers = bevent->state & pika_get_all_modifiers_mask (); if (modifiers == GDK_SHIFT_MASK || modifiers == GDK_MOD1_MASK) pika_item_toggle_exclusive (view->priv->lock_box_item, data->is_locked, data->lock, data->can_lock, NULL, data->undo_push, data->undo_exclusive_desc, data->group_undo_type, (modifiers == GDK_MOD1_MASK), NULL); else return GDK_EVENT_PROPAGATE; return GDK_EVENT_STOP; } static void pika_item_tree_view_lock_toggled (GtkWidget *widget, PikaItemTreeView *view) { PikaImage *image = view->priv->image; LockToggle *data; PikaUndo *undo; const gchar *undo_label; gboolean push_undo = TRUE; gboolean locked; locked = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)); data = g_object_get_data (G_OBJECT (widget), "lock-data"); if (! data->can_lock (view->priv->lock_box_item) || locked == data->is_locked (view->priv->lock_box_item)) return; undo = pika_image_undo_can_compress (image, PIKA_TYPE_ITEM_UNDO, data->undo_type); if (undo && PIKA_ITEM_UNDO (undo)->item == view->priv->lock_box_item) push_undo = FALSE; if (push_undo) { if (locked) undo_label = data->undo_lock_desc; else undo_label = data->undo_unlock_desc; pika_image_undo_group_start (image, data->group_undo_type, undo_label); } /* TODO: maybe we should also have a modifier-interaction where we can * lock all same-level items (Shift-click for instance like eye click) * and maybe another modifier for all selected items at once. */ data->lock (view->priv->lock_box_item, locked, push_undo); pika_image_flush (image); if (push_undo) pika_image_undo_group_end (image); } static gboolean pika_item_tree_view_item_pre_clicked (PikaCellRendererViewable *cell, const gchar *path_str, GdkModifierType state, PikaItemTreeView *item_view) { PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (item_view); GtkTreePath *path; GtkTreeIter iter; GdkModifierType modifiers = (state & pika_get_all_modifiers_mask ()); gboolean handled = FALSE; path = gtk_tree_path_new_from_string (path_str); /* Alt modifier at least and none other than Alt, Shift and Ctrl. */ if ((modifiers & GDK_MOD1_MASK) && ! (modifiers & ~(GDK_MOD1_MASK | GDK_SHIFT_MASK | GDK_CONTROL_MASK)) && gtk_tree_model_get_iter (tree_view->model, &iter, path)) { PikaImage *image = pika_item_tree_view_get_image (item_view); PikaViewRenderer *renderer = NULL; renderer = pika_container_tree_store_get_renderer (PIKA_CONTAINER_TREE_STORE (tree_view->model), &iter); if (renderer) { PikaItem *item = PIKA_ITEM (renderer->viewable); PikaChannelOps op = pika_modifiers_to_channel_op (state); pika_item_to_selection (item, op, TRUE, FALSE, 0.0, 0.0); pika_image_flush (image); g_object_unref (renderer); /* Don't select the clicked layer */ handled = TRUE; } } gtk_tree_path_free (path); return handled; } static void pika_item_tree_view_update_lock_box (PikaItemTreeView *view, PikaItem *item, GtkTreePath *path) { GList *list; for (list = view->priv->locks; list; list = list->next) { LockToggle *data = list->data; if (data->is_locked (item) != gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (data->toggle))) { g_signal_handlers_block_by_func (data->toggle, pika_item_tree_view_lock_toggled, view); g_signal_handlers_block_by_func (data->toggle, pika_item_tree_view_lock_button_release, view); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (data->toggle), data->is_locked (item)); g_signal_handlers_unblock_by_func (data->toggle, pika_item_tree_view_lock_toggled, view); g_signal_handlers_unblock_by_func (data->toggle, pika_item_tree_view_lock_button_release, view); } gtk_widget_set_sensitive (data->toggle, data->can_lock (item)); } view->priv->lock_box_item = item; if (path) { if (view->priv->lock_box_path) gtk_tree_path_free (view->priv->lock_box_path); view->priv->lock_box_path = path; } } static gboolean pika_item_tree_view_popover_button_press (GtkWidget *widget, GdkEvent *event, PikaItemTreeView *view) { PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (view); GdkEventButton *bevent = (GdkEventButton *) event; GdkEvent *new_event; GtkTreeViewColumn *column; GtkTreePath *path; /* If we get to the popover signal handling, it means we didn't click * inside popover's buttons, which would have stopped the signal * first. So we were going to hide the popover anyway. * Nevertheless I do with with gtk_widget_hide() instead of * gtk_popover_popdown() because the animation stuff is very buggy * (sometimes the popup stays displayed even though it doesn't react, * blocking the GUI for a second or so). * Moreover I directly retransfer the event as though it was sent to * the item tree view. This allows much faster GUI interaction, not * having to click twice, once to close the popup, then a second for * the actual action (like eye switching or lock on another item or * item selection). */ gtk_widget_hide (widget); if (gtk_tree_view_get_path_at_pos (tree_view->view, bevent->x, bevent->y, &path, &column, NULL, NULL)) { /* Clicking on the lock cell from the currently displayed lock box * should only toggle-hide the lock box. */ if (gtk_tree_path_compare (path, view->priv->lock_box_path) != 0 || column != gtk_tree_view_get_column (PIKA_CONTAINER_TREE_VIEW (view)->view, 1)) { /* Propagate the press event to the tree view. */ new_event = gdk_event_copy (event); g_object_unref (new_event->any.window); new_event->any.window = g_object_ref (gtk_widget_get_window (GTK_WIDGET (tree_view->view))); new_event->any.send_event = TRUE; gtk_main_do_event (new_event); /* Also immediately pass a release event at same position. * Without this, we get weird pointer as though a quick drag'n * drop occured. */ new_event->type = GDK_BUTTON_RELEASE; gtk_main_do_event (new_event); gdk_event_free (new_event); } gtk_tree_path_free (path); } return GDK_EVENT_STOP; } /* GtkTreeView callbacks */ static void pika_item_tree_view_row_expanded (GtkTreeView *tree_view, GtkTreeIter *iter, GtkTreePath *path, PikaItemTreeView *item_view) { PikaItemTreeViewClass *item_view_class; GList *selected_items; GList *list; item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (item_view); selected_items = item_view_class->get_selected_items (item_view->priv->image); if (selected_items) { PikaContainerTreeStore *store; PikaViewRenderer *renderer; PikaItem *expanded_item; store = PIKA_CONTAINER_TREE_STORE (PIKA_CONTAINER_TREE_VIEW (item_view)->model); renderer = pika_container_tree_store_get_renderer (store, iter); expanded_item = PIKA_ITEM (renderer->viewable); g_object_unref (renderer); for (list = selected_items; list; list = list->next) { /* don't select an item while it is being inserted */ if (! pika_container_view_lookup (PIKA_CONTAINER_VIEW (item_view), list->data)) return; /* select items only if they were made visible by expanding * their immediate parent. See bug #666561. */ if (pika_item_get_parent (list->data) != expanded_item) return; } pika_container_view_select_items (PIKA_CONTAINER_VIEW (item_view), selected_items); } } /* Helper functions. */ static gint pika_item_tree_view_get_n_locks (PikaItemTreeView *view, PikaItem *item, const gchar **icon_name) { GList *list; gint n_locks = 0; *icon_name = PIKA_ICON_LOCK_MULTI; for (list = view->priv->locks; list; list = list->next) { LockToggle *data = list->data; n_locks += (gint) data->is_locked (item); } if (n_locks == 1) { for (list = view->priv->locks; list; list = list->next) { LockToggle *data = list->data; if (data->is_locked (item)) { *icon_name = data->icon_name; break; } } } return n_locks; }