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gimp/app/widgets/gimpactionview.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpactionview.c
* Copyright (C) 2004-2005 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 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 <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "gimpaction.h"
#include "gimpactiongroup.h"
#include "gimpactionview.h"
#include "gimpmessagebox.h"
#include "gimpmessagedialog.h"
#include "gimpuimanager.h"
#include "gimp-intl.h"
/* local function prototypes */
static void gimp_action_view_dispose (GObject *object);
static void gimp_action_view_finalize (GObject *object);
static void gimp_action_view_select_path (GimpActionView *view,
GtkTreePath *path);
static gboolean gimp_action_view_accel_find_func (GtkAccelKey *key,
GClosure *closure,
gpointer data);
static void gimp_action_view_accel_changed (GtkAccelGroup *accel_group,
guint unused1,
GdkModifierType unused2,
GClosure *accel_closure,
GimpActionView *view);
static void gimp_action_view_accel_edited (GtkCellRendererAccel *accel,
const char *path_string,
guint accel_key,
GdkModifierType accel_mask,
guint hardware_keycode,
GimpActionView *view);
static void gimp_action_view_accel_cleared (GtkCellRendererAccel *accel,
const char *path_string,
GimpActionView *view);
G_DEFINE_TYPE (GimpActionView, gimp_action_view, GTK_TYPE_TREE_VIEW)
#define parent_class gimp_action_view_parent_class
static void
gimp_action_view_class_init (GimpActionViewClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = gimp_action_view_dispose;
object_class->finalize = gimp_action_view_finalize;
}
static void
gimp_action_view_init (GimpActionView *view)
{
}
static void
gimp_action_view_dispose (GObject *object)
{
GimpActionView *view = GIMP_ACTION_VIEW (object);
if (view->manager)
{
if (view->show_shortcuts)
{
GtkAccelGroup *group;
group = gimp_ui_manager_get_accel_group (view->manager);
g_signal_handlers_disconnect_by_func (group,
gimp_action_view_accel_changed,
view);
}
g_clear_object (&view->manager);
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_action_view_finalize (GObject *object)
{
GimpActionView *view = GIMP_ACTION_VIEW (object);
g_clear_pointer (&view->filter, g_free);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
GtkWidget *
gimp_action_view_new (GimpUIManager *manager,
const gchar *select_action,
gboolean show_shortcuts)
{
GtkTreeView *view;
GtkTreeViewColumn *column;
GtkCellRenderer *cell;
GtkTreeStore *store;
GtkTreeModel *filter;
GtkAccelGroup *accel_group;
GList *list;
GtkTreePath *select_path = NULL;
g_return_val_if_fail (GIMP_IS_UI_MANAGER (manager), NULL);
store = gtk_tree_store_new (GIMP_ACTION_VIEW_N_COLUMNS,
G_TYPE_BOOLEAN, /* COLUMN_VISIBLE */
GIMP_TYPE_ACTION, /* COLUMN_ACTION */
G_TYPE_STRING, /* COLUMN_ICON_NAME */
G_TYPE_STRING, /* COLUMN_LABEL */
G_TYPE_STRING, /* COLUMN_LABEL_CASEFOLD */
G_TYPE_STRING, /* COLUMN_NAME */
G_TYPE_UINT, /* COLUMN_ACCEL_KEY */
GDK_TYPE_MODIFIER_TYPE, /* COLUMN_ACCEL_MASK */
G_TYPE_CLOSURE); /* COLUMN_ACCEL_CLOSURE */
accel_group = gimp_ui_manager_get_accel_group (manager);
for (list = gimp_ui_manager_get_action_groups (manager);
list;
list = g_list_next (list))
{
GimpActionGroup *group = list->data;
GList *actions;
GList *list2;
GtkTreeIter group_iter;
gtk_tree_store_append (store, &group_iter, NULL);
gtk_tree_store_set (store, &group_iter,
GIMP_ACTION_VIEW_COLUMN_ICON_NAME, group->icon_name,
GIMP_ACTION_VIEW_COLUMN_LABEL, group->label,
-1);
actions = gimp_action_group_list_actions (group);
actions = g_list_sort (actions, (GCompareFunc) gimp_action_name_compare);
for (list2 = actions; list2; list2 = g_list_next (list2))
{
GimpAction *action = list2->data;
const gchar *name = gimp_action_get_name (action);
const gchar *icon_name = gimp_action_get_icon_name (action);
gchar *label;
gchar *label_casefold;
guint accel_key = 0;
GdkModifierType accel_mask = 0;
GClosure *accel_closure = NULL;
GtkTreeIter action_iter;
if (gimp_action_is_gui_blacklisted (name))
continue;
label = gimp_strip_uline (gimp_action_get_label (action));
if (! (label && strlen (label)))
{
g_free (label);
label = g_strdup (name);
}
label_casefold = g_utf8_casefold (label, -1);
if (show_shortcuts)
{
accel_closure = gimp_action_get_accel_closure (action);
if (accel_closure)
{
GtkAccelKey *key;
key = gtk_accel_group_find (accel_group,
gimp_action_view_accel_find_func,
accel_closure);
if (key &&
key->accel_key &&
key->accel_flags & GTK_ACCEL_VISIBLE)
{
accel_key = key->accel_key;
accel_mask = key->accel_mods;
}
}
}
gtk_tree_store_append (store, &action_iter, &group_iter);
gtk_tree_store_set (store, &action_iter,
GIMP_ACTION_VIEW_COLUMN_VISIBLE, TRUE,
GIMP_ACTION_VIEW_COLUMN_ACTION, action,
GIMP_ACTION_VIEW_COLUMN_ICON_NAME, icon_name,
GIMP_ACTION_VIEW_COLUMN_LABEL, label,
GIMP_ACTION_VIEW_COLUMN_LABEL_CASEFOLD, label_casefold,
GIMP_ACTION_VIEW_COLUMN_NAME, name,
GIMP_ACTION_VIEW_COLUMN_ACCEL_KEY, accel_key,
GIMP_ACTION_VIEW_COLUMN_ACCEL_MASK, accel_mask,
GIMP_ACTION_VIEW_COLUMN_ACCEL_CLOSURE, accel_closure,
-1);
g_free (label);
g_free (label_casefold);
if (select_action && ! strcmp (select_action, name))
{
select_path = gtk_tree_model_get_path (GTK_TREE_MODEL (store),
&action_iter);
}
}
g_list_free (actions);
}
filter = gtk_tree_model_filter_new (GTK_TREE_MODEL (store), NULL);
g_object_unref (store);
view = g_object_new (GIMP_TYPE_ACTION_VIEW,
"model", filter,
"rules-hint", TRUE,
NULL);
g_object_unref (filter);
gtk_tree_model_filter_set_visible_column (GTK_TREE_MODEL_FILTER (filter),
GIMP_ACTION_VIEW_COLUMN_VISIBLE);
GIMP_ACTION_VIEW (view)->manager = g_object_ref (manager);
GIMP_ACTION_VIEW (view)->show_shortcuts = show_shortcuts;
gtk_tree_view_set_search_column (GTK_TREE_VIEW (view),
GIMP_ACTION_VIEW_COLUMN_LABEL);
column = gtk_tree_view_column_new ();
gtk_tree_view_column_set_title (column, _("Action"));
cell = gtk_cell_renderer_pixbuf_new ();
gtk_tree_view_column_pack_start (column, cell, FALSE);
gtk_tree_view_column_set_attributes (column, cell,
"icon-name",
GIMP_ACTION_VIEW_COLUMN_ICON_NAME,
NULL);
cell = gtk_cell_renderer_text_new ();
gtk_tree_view_column_pack_start (column, cell, TRUE);
gtk_tree_view_column_set_attributes (column, cell,
"text",
GIMP_ACTION_VIEW_COLUMN_LABEL,
NULL);
gtk_tree_view_append_column (view, column);
if (show_shortcuts)
{
g_signal_connect (accel_group, "accel-changed",
G_CALLBACK (gimp_action_view_accel_changed),
view);
column = gtk_tree_view_column_new ();
gtk_tree_view_column_set_title (column, _("Shortcut"));
cell = gtk_cell_renderer_accel_new ();
g_object_set (cell,
"mode", GTK_CELL_RENDERER_MODE_EDITABLE,
"editable", TRUE,
NULL);
gtk_tree_view_column_pack_start (column, cell, TRUE);
gtk_tree_view_column_set_attributes (column, cell,
"accel-key",
GIMP_ACTION_VIEW_COLUMN_ACCEL_KEY,
"accel-mods",
GIMP_ACTION_VIEW_COLUMN_ACCEL_MASK,
NULL);
g_signal_connect (cell, "accel-edited",
G_CALLBACK (gimp_action_view_accel_edited),
view);
g_signal_connect (cell, "accel-cleared",
G_CALLBACK (gimp_action_view_accel_cleared),
view);
gtk_tree_view_append_column (view, column);
}
column = gtk_tree_view_column_new ();
gtk_tree_view_column_set_title (column, _("Name"));
cell = gtk_cell_renderer_text_new ();
gtk_tree_view_column_pack_start (column, cell, TRUE);
gtk_tree_view_column_set_attributes (column, cell,
"text",
GIMP_ACTION_VIEW_COLUMN_NAME,
NULL);
gtk_tree_view_append_column (view, column);
if (select_path)
{
gimp_action_view_select_path (GIMP_ACTION_VIEW (view), select_path);
gtk_tree_path_free (select_path);
}
return GTK_WIDGET (view);
}
void
gimp_action_view_set_filter (GimpActionView *view,
const gchar *filter)
{
GtkTreeSelection *sel;
GtkTreeModel *filtered_model;
GtkTreeModel *model;
GtkTreeIter iter;
gboolean iter_valid;
GtkTreeRowReference *selected_row = NULL;
g_return_if_fail (GIMP_IS_ACTION_VIEW (view));
filtered_model = gtk_tree_view_get_model (GTK_TREE_VIEW (view));
model = gtk_tree_model_filter_get_model (GTK_TREE_MODEL_FILTER (filtered_model));
if (filter && ! strlen (filter))
filter = NULL;
g_clear_pointer (&view->filter, g_free);
if (filter)
view->filter = g_utf8_casefold (filter, -1);
sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (view));
if (gtk_tree_selection_get_selected (sel, NULL, &iter))
{
GtkTreePath *path = gtk_tree_model_get_path (filtered_model, &iter);
selected_row = gtk_tree_row_reference_new (filtered_model, path);
}
for (iter_valid = gtk_tree_model_get_iter_first (model, &iter);
iter_valid;
iter_valid = gtk_tree_model_iter_next (model, &iter))
{
GtkTreeIter child_iter;
gboolean child_valid;
gint n_children = 0;
for (child_valid = gtk_tree_model_iter_children (model, &child_iter,
&iter);
child_valid;
child_valid = gtk_tree_model_iter_next (model, &child_iter))
{
gboolean visible = TRUE;
if (view->filter)
{
gchar *label;
gchar *name;
gtk_tree_model_get (model, &child_iter,
GIMP_ACTION_VIEW_COLUMN_LABEL_CASEFOLD, &label,
GIMP_ACTION_VIEW_COLUMN_NAME, &name,
-1);
visible = label && name && (strstr (label, view->filter) != NULL ||
strstr (name, view->filter) != NULL);
g_free (label);
g_free (name);
}
gtk_tree_store_set (GTK_TREE_STORE (model), &child_iter,
GIMP_ACTION_VIEW_COLUMN_VISIBLE, visible,
-1);
if (visible)
n_children++;
}
gtk_tree_store_set (GTK_TREE_STORE (model), &iter,
GIMP_ACTION_VIEW_COLUMN_VISIBLE, n_children > 0,
-1);
}
if (view->filter)
gtk_tree_view_expand_all (GTK_TREE_VIEW (view));
else
gtk_tree_view_collapse_all (GTK_TREE_VIEW (view));
gtk_tree_view_columns_autosize (GTK_TREE_VIEW (view));
if (selected_row)
{
if (gtk_tree_row_reference_valid (selected_row))
{
GtkTreePath *path = gtk_tree_row_reference_get_path (selected_row);
gimp_action_view_select_path (view, path);
gtk_tree_path_free (path);
}
gtk_tree_row_reference_free (selected_row);
}
}
/* private functions */
static void
gimp_action_view_select_path (GimpActionView *view,
GtkTreePath *path)
{
GtkTreeView *tv = GTK_TREE_VIEW (view);
GtkTreePath *expand;
expand = gtk_tree_path_copy (path);
gtk_tree_path_up (expand);
gtk_tree_view_expand_row (tv, expand, FALSE);
gtk_tree_path_free (expand);
gtk_tree_view_set_cursor (tv, path, NULL, FALSE);
gtk_tree_view_scroll_to_cell (tv, path, NULL, TRUE, 0.5, 0.0);
}
static gboolean
gimp_action_view_accel_find_func (GtkAccelKey *key,
GClosure *closure,
gpointer data)
{
return (GClosure *) data == closure;
}
static void
gimp_action_view_accel_changed (GtkAccelGroup *accel_group,
guint unused1,
GdkModifierType unused2,
GClosure *accel_closure,
GimpActionView *view)
{
GtkTreeModel *model;
GtkTreeIter iter;
gboolean iter_valid;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (view));
if (! model)
return;
model = gtk_tree_model_filter_get_model (GTK_TREE_MODEL_FILTER (model));
if (! model)
return;
for (iter_valid = gtk_tree_model_get_iter_first (model, &iter);
iter_valid;
iter_valid = gtk_tree_model_iter_next (model, &iter))
{
GtkTreeIter child_iter;
gboolean child_valid;
for (child_valid = gtk_tree_model_iter_children (model, &child_iter,
&iter);
child_valid;
child_valid = gtk_tree_model_iter_next (model, &child_iter))
{
GClosure *closure;
gtk_tree_model_get (model, &child_iter,
GIMP_ACTION_VIEW_COLUMN_ACCEL_CLOSURE, &closure,
-1);
if (closure)
g_closure_unref (closure);
if (accel_closure == closure)
{
GtkAccelKey *key;
guint accel_key = 0;
GdkModifierType accel_mask = 0;
key = gtk_accel_group_find (accel_group,
gimp_action_view_accel_find_func,
accel_closure);
if (key &&
key->accel_key &&
key->accel_flags & GTK_ACCEL_VISIBLE)
{
accel_key = key->accel_key;
accel_mask = key->accel_mods;
}
gtk_tree_store_set (GTK_TREE_STORE (model), &child_iter,
GIMP_ACTION_VIEW_COLUMN_ACCEL_KEY, accel_key,
GIMP_ACTION_VIEW_COLUMN_ACCEL_MASK, accel_mask,
-1);
return;
}
}
}
}
typedef struct
{
GimpUIManager *manager;
gchar *accel_path;
guint accel_key;
GdkModifierType accel_mask;
} ConfirmData;
static void
gimp_action_view_conflict_response (GtkWidget *dialog,
gint response_id,
ConfirmData *confirm_data)
{
gtk_widget_destroy (dialog);
if (response_id == GTK_RESPONSE_OK)
{
if (! gtk_accel_map_change_entry (confirm_data->accel_path,
confirm_data->accel_key,
confirm_data->accel_mask,
TRUE))
{
gimp_message_literal (confirm_data->manager->gimp, G_OBJECT (dialog),
GIMP_MESSAGE_ERROR,
_("Changing shortcut failed."));
}
}
g_free (confirm_data->accel_path);
g_slice_free (ConfirmData, confirm_data);
}
static void
gimp_action_view_conflict_confirm (GimpActionView *view,
GimpAction *action,
guint accel_key,
GdkModifierType accel_mask,
const gchar *accel_path)
{
GimpActionGroup *group;
gchar *label;
gchar *accel_string;
ConfirmData *confirm_data;
GtkWidget *dialog;
GimpMessageBox *box;
g_object_get (action, "action-group", &group, NULL);
label = gimp_strip_uline (gimp_action_get_label (action));
accel_string = gtk_accelerator_get_label (accel_key, accel_mask);
confirm_data = g_slice_new (ConfirmData);
confirm_data->manager = view->manager;
confirm_data->accel_path = g_strdup (accel_path);
confirm_data->accel_key = accel_key;
confirm_data->accel_mask = accel_mask;
dialog =
gimp_message_dialog_new (_("Conflicting Shortcuts"),
GIMP_ICON_DIALOG_WARNING,
gtk_widget_get_toplevel (GTK_WIDGET (view)), 0,
gimp_standard_help_func, NULL,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_Reassign Shortcut"), GTK_RESPONSE_OK,
NULL);
gimp_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
g_signal_connect (dialog, "response",
G_CALLBACK (gimp_action_view_conflict_response),
confirm_data);
box = GIMP_MESSAGE_DIALOG (dialog)->box;
gimp_message_box_set_primary_text (box,
_("Shortcut \"%s\" is already taken "
"by \"%s\" from the \"%s\" group."),
accel_string, label, group->label);
gimp_message_box_set_text (box,
_("Reassigning the shortcut will cause it "
"to be removed from \"%s\"."),
label);
g_free (label);
g_free (accel_string);
g_object_unref (group);
gtk_widget_show (dialog);
}
static const gchar *
gimp_action_view_get_accel_action (GimpActionView *view,
const gchar *path_string,
GimpAction **action_return,
guint *action_accel_key,
GdkModifierType *action_accel_mask)
{
GtkTreeModel *model;
GtkTreePath *path;
GtkTreeIter iter;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (view));
if (! model)
return NULL;
path = gtk_tree_path_new_from_string (path_string);
if (gtk_tree_model_get_iter (model, &iter, path))
{
GimpAction *action;
gtk_tree_model_get (model, &iter,
GIMP_ACTION_VIEW_COLUMN_ACTION, &action,
GIMP_ACTION_VIEW_COLUMN_ACCEL_KEY, action_accel_key,
GIMP_ACTION_VIEW_COLUMN_ACCEL_MASK, action_accel_mask,
-1);
if (! action)
goto done;
gtk_tree_path_free (path);
g_object_unref (action);
*action_return = action;
return gimp_action_get_accel_path (action);
}
done:
gtk_tree_path_free (path);
return NULL;
}
static void
gimp_action_view_accel_edited (GtkCellRendererAccel *accel,
const char *path_string,
guint accel_key,
GdkModifierType accel_mask,
guint hardware_keycode,
GimpActionView *view)
{
GimpAction *action;
guint action_accel_key;
GdkModifierType action_accel_mask;
const gchar *accel_path;
accel_path = gimp_action_view_get_accel_action (view, path_string,
&action,
&action_accel_key,
&action_accel_mask);
if (! accel_path)
return;
if (accel_key == action_accel_key &&
accel_mask == action_accel_mask)
return;
if (! accel_key ||
/* Don't allow arrow keys, they are all swallowed by the canvas
* and cannot be invoked anyway, the same applies to space.
*/
accel_key == GDK_KEY_Left ||
accel_key == GDK_KEY_Right ||
accel_key == GDK_KEY_Up ||
accel_key == GDK_KEY_Down ||
accel_key == GDK_KEY_space ||
accel_key == GDK_KEY_KP_Space)
{
gimp_message_literal (view->manager->gimp,
G_OBJECT (view), GIMP_MESSAGE_ERROR,
_("Invalid shortcut."));
}
else if (accel_key == GDK_KEY_F1 ||
action_accel_key == GDK_KEY_F1)
{
gimp_message_literal (view->manager->gimp,
G_OBJECT (view), GIMP_MESSAGE_ERROR,
_("F1 cannot be remapped."));
}
else if (accel_key >= GDK_KEY_0 &&
accel_key <= GDK_KEY_9 &&
accel_mask == GDK_MOD1_MASK)
{
gimp_message (view->manager->gimp,
G_OBJECT (view), GIMP_MESSAGE_ERROR,
_("Alt+%d is used to switch to display %d and "
"cannot be remapped."),
accel_key - GDK_KEY_0,
accel_key == GDK_KEY_0 ? 10 : accel_key - GDK_KEY_0);
}
else if (! gtk_accel_map_change_entry (accel_path,
accel_key, accel_mask, FALSE))
{
GtkTreeModel *model;
GimpAction *conflict_action = NULL;
GtkTreeIter iter;
gboolean iter_valid;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (view));
model = gtk_tree_model_filter_get_model (GTK_TREE_MODEL_FILTER (model));
for (iter_valid = gtk_tree_model_get_iter_first (model, &iter);
iter_valid;
iter_valid = gtk_tree_model_iter_next (model, &iter))
{
GtkTreeIter child_iter;
gboolean child_valid;
for (child_valid = gtk_tree_model_iter_children (model,
&child_iter,
&iter);
child_valid;
child_valid = gtk_tree_model_iter_next (model, &child_iter))
{
guint child_accel_key;
GdkModifierType child_accel_mask;
gtk_tree_model_get (model, &child_iter,
GIMP_ACTION_VIEW_COLUMN_ACCEL_KEY,
&child_accel_key,
GIMP_ACTION_VIEW_COLUMN_ACCEL_MASK,
&child_accel_mask,
-1);
if (accel_key == child_accel_key &&
accel_mask == child_accel_mask)
{
gtk_tree_model_get (model, &child_iter,
GIMP_ACTION_VIEW_COLUMN_ACTION,
&conflict_action,
-1);
break;
}
}
if (conflict_action)
break;
}
if (conflict_action != action)
{
if (conflict_action)
{
gimp_action_view_conflict_confirm (view, conflict_action,
accel_key,
accel_mask,
accel_path);
g_object_unref (conflict_action);
}
else
{
gimp_message_literal (view->manager->gimp,
G_OBJECT (view), GIMP_MESSAGE_ERROR,
_("Changing shortcut failed."));
}
}
}
}
static void
gimp_action_view_accel_cleared (GtkCellRendererAccel *accel,
const char *path_string,
GimpActionView *view)
{
GimpAction *action;
guint action_accel_key;
GdkModifierType action_accel_mask;
const gchar *accel_path;
accel_path = gimp_action_view_get_accel_action (view, path_string,
&action,
&action_accel_key,
&action_accel_mask);
if (! accel_path)
return;
if (action_accel_key == GDK_KEY_F1)
{
gimp_message_literal (view->manager->gimp,
G_OBJECT (view), GIMP_MESSAGE_ERROR,
_("F1 cannot be remapped."));
return;
}
if (! gtk_accel_map_change_entry (accel_path, 0, 0, FALSE))
{
gimp_message_literal (view->manager->gimp,
G_OBJECT (view), GIMP_MESSAGE_ERROR,
_("Removing shortcut failed."));
}
}
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