gimp/app/widgets/gimptooloptionseditor.c

518 lines
17 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimptooloptionseditor.c
* Copyright (C) 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 "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "core/gimpcontext.h"
#include "core/gimplist.h"
#include "core/gimptoolinfo.h"
#include "core/gimptooloptions.h"
#include "core/gimptoolpresets.h"
#include "gimpdnd.h"
#include "gimpdocked.h"
#include "gimphelp-ids.h"
#include "gimpmenufactory.h"
#include "gimppropwidgets.h"
#include "gimpview.h"
#include "gimpviewrenderer.h"
#include "gimptooloptionseditor.h"
#include "gimpuimanager.h"
#include "gimpwidgets-utils.h"
#include "gimp-intl.h"
static void gimp_tool_options_editor_docked_iface_init (GimpDockedInterface *iface);
static GObject * gimp_tool_options_editor_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static void gimp_tool_options_editor_destroy (GtkObject *object);
static GtkWidget *gimp_tool_options_editor_get_preview (GimpDocked *docked,
GimpContext *context,
GtkIconSize size);
static gchar *gimp_tool_options_editor_get_title (GimpDocked *docked);
static void gimp_tool_options_editor_save_clicked (GtkWidget *widget,
GimpToolOptionsEditor *editor);
static void gimp_tool_options_editor_restore_clicked (GtkWidget *widget,
GimpToolOptionsEditor *editor);
static void gimp_tool_options_editor_delete_clicked (GtkWidget *widget,
GimpToolOptionsEditor *editor);
static void gimp_tool_options_editor_drop_tool (GtkWidget *widget,
gint x,
gint y,
GimpViewable *viewable,
gpointer data);
static void gimp_tool_options_editor_tool_changed (GimpContext *context,
GimpToolInfo *tool_info,
GimpToolOptionsEditor *editor);
static void gimp_tool_options_editor_presets_changed (GimpToolPresets *presets,
GimpToolOptionsEditor *editor);
static void gimp_tool_options_editor_presets_update (GimpToolOptionsEditor *editor,
GimpToolPresets *presets);
static void gimp_tool_options_editor_save_presets (GimpToolOptionsEditor *editor);
G_DEFINE_TYPE_WITH_CODE (GimpToolOptionsEditor, gimp_tool_options_editor,
GIMP_TYPE_EDITOR,
G_IMPLEMENT_INTERFACE (GIMP_TYPE_DOCKED,
gimp_tool_options_editor_docked_iface_init))
#define parent_class gimp_tool_options_editor_parent_class
static void
gimp_tool_options_editor_class_init (GimpToolOptionsEditorClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (klass);
object_class->constructor = gimp_tool_options_editor_constructor;
gtk_object_class->destroy = gimp_tool_options_editor_destroy;
}
static void
gimp_tool_options_editor_init (GimpToolOptionsEditor *editor)
{
GtkWidget *sw;
gtk_widget_set_size_request (GTK_WIDGET (editor), -1, 200);
gimp_dnd_viewable_dest_add (GTK_WIDGET (editor),
GIMP_TYPE_TOOL_INFO,
gimp_tool_options_editor_drop_tool,
editor);
editor->scrolled_window = sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (editor), sw);
gtk_widget_show (sw);
/* The vbox containing the tool options */
editor->options_vbox = gtk_vbox_new (FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (editor->options_vbox), 2);
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (sw),
editor->options_vbox);
gtk_widget_show (editor->options_vbox);
editor->save_queue = NULL;
editor->save_idle_id = 0;
}
static void
gimp_tool_options_editor_docked_iface_init (GimpDockedInterface *docked_iface)
{
docked_iface->get_preview = gimp_tool_options_editor_get_preview;
docked_iface->get_title = gimp_tool_options_editor_get_title;
}
static GObject *
gimp_tool_options_editor_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GObject *object;
GimpToolOptionsEditor *editor;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
editor = GIMP_TOOL_OPTIONS_EDITOR (object);
editor->save_button =
gimp_editor_add_button (GIMP_EDITOR (editor), GTK_STOCK_SAVE,
_("Save options to..."),
GIMP_HELP_TOOL_OPTIONS_SAVE,
G_CALLBACK (gimp_tool_options_editor_save_clicked),
NULL,
editor);
editor->restore_button =
gimp_editor_add_button (GIMP_EDITOR (editor), GTK_STOCK_REVERT_TO_SAVED,
_("Restore options from..."),
GIMP_HELP_TOOL_OPTIONS_RESTORE,
G_CALLBACK (gimp_tool_options_editor_restore_clicked),
NULL,
editor);
editor->delete_button =
gimp_editor_add_button (GIMP_EDITOR (editor), GTK_STOCK_DELETE,
_("Delete saved options..."),
GIMP_HELP_TOOL_OPTIONS_DELETE,
G_CALLBACK (gimp_tool_options_editor_delete_clicked),
NULL,
editor);
editor->reset_button =
gimp_editor_add_action_button (GIMP_EDITOR (editor), "tool-options",
"tool-options-reset",
"tool-options-reset-all",
GDK_SHIFT_MASK,
NULL);
return object;
}
static void
gimp_tool_options_editor_destroy (GtkObject *object)
{
GimpToolOptionsEditor *editor = GIMP_TOOL_OPTIONS_EDITOR (object);
if (editor->options_vbox)
{
GList *options;
GList *list;
options =
gtk_container_get_children (GTK_CONTAINER (editor->options_vbox));
for (list = options; list; list = g_list_next (list))
{
g_object_ref (list->data);
gtk_container_remove (GTK_CONTAINER (editor->options_vbox),
GTK_WIDGET (list->data));
}
g_list_free (options);
editor->options_vbox = NULL;
}
gimp_tool_options_editor_save_presets (editor);
GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
static GtkWidget *
gimp_tool_options_editor_get_preview (GimpDocked *docked,
GimpContext *context,
GtkIconSize size)
{
GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (docked));
GtkWidget *view;
gint width;
gint height;
gtk_icon_size_lookup_for_settings (settings, size, &width, &height);
view = gimp_prop_view_new (G_OBJECT (context), "tool", context, height);
GIMP_VIEW (view)->renderer->size = -1;
gimp_view_renderer_set_size_full (GIMP_VIEW (view)->renderer,
width, height, 0);
return view;
}
static gchar *
gimp_tool_options_editor_get_title (GimpDocked *docked)
{
GimpToolOptionsEditor *editor = GIMP_TOOL_OPTIONS_EDITOR (docked);
GimpContext *context;
GimpToolInfo *tool_info;
context = gimp_get_user_context (editor->gimp);
tool_info = gimp_context_get_tool (context);
return tool_info ? g_strdup (tool_info->blurb) : NULL;
}
/* public functions */
GtkWidget *
gimp_tool_options_editor_new (Gimp *gimp,
GimpMenuFactory *menu_factory)
{
GimpToolOptionsEditor *editor;
GimpContext *user_context;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
g_return_val_if_fail (GIMP_IS_MENU_FACTORY (menu_factory), NULL);
editor = g_object_new (GIMP_TYPE_TOOL_OPTIONS_EDITOR,
"menu-factory", menu_factory,
"menu-identifier", "<ToolOptions>",
"ui-path", "/tool-options-popup",
NULL);
editor->gimp = gimp;
user_context = gimp_get_user_context (gimp);
g_signal_connect_object (user_context, "tool-changed",
G_CALLBACK (gimp_tool_options_editor_tool_changed),
editor,
0);
gimp_tool_options_editor_tool_changed (user_context,
gimp_context_get_tool (user_context),
editor);
return GTK_WIDGET (editor);
}
/* private functions */
static void
gimp_tool_options_editor_menu_pos (GtkMenu *menu,
gint *x,
gint *y,
gpointer data)
{
gimp_button_menu_position (GTK_WIDGET (data), menu, GTK_POS_RIGHT, x, y);
}
static void
gimp_tool_options_editor_menu_popup (GimpToolOptionsEditor *editor,
GtkWidget *button,
const gchar *path)
{
GimpEditor *gimp_editor = GIMP_EDITOR (editor);
gtk_ui_manager_get_widget (GTK_UI_MANAGER (gimp_editor->ui_manager),
gimp_editor->ui_path);
gimp_ui_manager_update (gimp_editor->ui_manager, gimp_editor->popup_data);
gimp_ui_manager_ui_popup (gimp_editor->ui_manager, path,
button,
gimp_tool_options_editor_menu_pos, button,
NULL, NULL);
}
static void
gimp_tool_options_editor_save_clicked (GtkWidget *widget,
GimpToolOptionsEditor *editor)
{
if (GTK_WIDGET_SENSITIVE (editor->restore_button) /* evil but correct */)
{
gimp_tool_options_editor_menu_popup (editor, widget,
"/tool-options-popup/Save");
}
else
{
gimp_ui_manager_activate_action (GIMP_EDITOR (editor)->ui_manager,
"tool-options",
"tool-options-save-new");
}
}
static void
gimp_tool_options_editor_restore_clicked (GtkWidget *widget,
GimpToolOptionsEditor *editor)
{
gimp_tool_options_editor_menu_popup (editor, widget,
"/tool-options-popup/Restore");
}
static void
gimp_tool_options_editor_delete_clicked (GtkWidget *widget,
GimpToolOptionsEditor *editor)
{
gimp_tool_options_editor_menu_popup (editor, widget,
"/tool-options-popup/Delete");
}
static void
gimp_tool_options_editor_drop_tool (GtkWidget *widget,
gint x,
gint y,
GimpViewable *viewable,
gpointer data)
{
GimpToolOptionsEditor *editor = GIMP_TOOL_OPTIONS_EDITOR (data);
GimpContext *context;
context = gimp_get_user_context (editor->gimp);
gimp_context_set_tool (context, GIMP_TOOL_INFO (viewable));
}
static void
gimp_tool_options_editor_tool_changed (GimpContext *context,
GimpToolInfo *tool_info,
GimpToolOptionsEditor *editor)
{
GimpToolPresets *presets;
GtkWidget *options_gui;
if (tool_info && tool_info->tool_options == editor->visible_tool_options)
return;
if (editor->visible_tool_options)
{
presets = editor->visible_tool_options->tool_info->presets;
if (presets)
g_signal_handlers_disconnect_by_func (presets,
gimp_tool_options_editor_presets_changed,
editor);
options_gui = g_object_get_data (G_OBJECT (editor->visible_tool_options),
"gimp-tool-options-gui");
if (options_gui)
gtk_widget_hide (options_gui);
editor->visible_tool_options = NULL;
}
if (tool_info && tool_info->tool_options)
{
presets = tool_info->presets;
if (presets)
g_signal_connect_object (presets, "changed",
G_CALLBACK (gimp_tool_options_editor_presets_changed),
G_OBJECT (editor), 0);
options_gui = g_object_get_data (G_OBJECT (tool_info->tool_options),
"gimp-tool-options-gui");
if (! options_gui->parent)
gtk_box_pack_start (GTK_BOX (editor->options_vbox), options_gui,
FALSE, FALSE, 0);
gtk_widget_show (options_gui);
editor->visible_tool_options = tool_info->tool_options;
gimp_help_set_help_data (editor->scrolled_window, NULL,
tool_info->help_id);
}
else
{
presets = NULL;
}
gimp_tool_options_editor_presets_update (editor, presets);
gimp_docked_title_changed (GIMP_DOCKED (editor));
}
static gboolean
gimp_tool_options_editor_save_presets_idle (GimpToolOptionsEditor *editor)
{
editor->save_idle_id = 0;
gimp_tool_options_editor_save_presets (editor);
return FALSE;
}
static void
gimp_tool_options_editor_queue_save_presets (GimpToolOptionsEditor *editor,
GimpToolPresets *presets)
{
if (g_list_find (editor->save_queue, presets))
return;
editor->save_queue = g_list_append (editor->save_queue, presets);
if (! editor->save_idle_id)
{
editor->save_idle_id =
g_idle_add ((GSourceFunc) gimp_tool_options_editor_save_presets_idle,
editor);
}
}
static void
gimp_tool_options_editor_save_presets (GimpToolOptionsEditor *editor)
{
GList *list;
if (editor->save_idle_id)
{
g_source_remove (editor->save_idle_id);
editor->save_idle_id = 0;
}
for (list = editor->save_queue; list; list = list->next)
{
GimpToolPresets *presets = list->data;
GError *error = NULL;
if (! gimp_tool_presets_save (presets, &error))
{
gimp_message (editor->gimp, G_OBJECT (editor), GIMP_MESSAGE_ERROR,
_("Error saving tool options presets: %s"),
error->message);
g_error_free (error);
}
}
g_list_free (editor->save_queue);
editor->save_queue = NULL;
}
static void
gimp_tool_options_editor_presets_changed (GimpToolPresets *presets,
GimpToolOptionsEditor *editor)
{
gimp_tool_options_editor_queue_save_presets (editor, presets);
gimp_tool_options_editor_presets_update (editor, presets);
}
static void
gimp_tool_options_editor_presets_update (GimpToolOptionsEditor *editor,
GimpToolPresets *presets)
{
gboolean save_sensitive = FALSE;
gboolean restore_sensitive = FALSE;
gboolean delete_sensitive = FALSE;
gboolean reset_sensitive = FALSE;
if (presets)
{
save_sensitive = TRUE;
reset_sensitive = TRUE;
if (! gimp_container_is_empty (GIMP_CONTAINER (presets)))
{
restore_sensitive = TRUE;
delete_sensitive = TRUE;
}
}
gtk_widget_set_sensitive (editor->save_button, save_sensitive);
gtk_widget_set_sensitive (editor->restore_button, restore_sensitive);
gtk_widget_set_sensitive (editor->delete_button, delete_sensitive);
gtk_widget_set_sensitive (editor->reset_button, reset_sensitive);
}