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Diffstat (limited to 'app/display/gimptoolgui.c')
| -rw-r--r-- | app/display/gimptoolgui.c | 1037 |
1 files changed, 1037 insertions, 0 deletions
diff --git a/app/display/gimptoolgui.c b/app/display/gimptoolgui.c new file mode 100644 index 0000000..28c40bf --- /dev/null +++ b/app/display/gimptoolgui.c @@ -0,0 +1,1037 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimptoolgui.c + * Copyright (C) 2013 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 <gegl.h> +#include <gtk/gtk.h> + +#include "libgimpwidgets/gimpwidgets.h" + +#include "display-types.h" + +#include "core/gimpcontext.h" +#include "core/gimpmarshal.h" +#include "core/gimptoolinfo.h" + +#include "widgets/gimpdialogfactory.h" +#include "widgets/gimpoverlaybox.h" +#include "widgets/gimpoverlaydialog.h" +#include "widgets/gimpwidgets-utils.h" + +#include "gimpdisplayshell.h" +#include "gimptooldialog.h" +#include "gimptoolgui.h" + + +enum +{ + RESPONSE, + LAST_SIGNAL +}; + + +typedef struct _ResponseEntry ResponseEntry; + +struct _ResponseEntry +{ + gint response_id; + gchar *button_text; + gint alternative_position; + gboolean sensitive; +}; + +typedef struct _GimpToolGuiPrivate GimpToolGuiPrivate; + +struct _GimpToolGuiPrivate +{ + GimpToolInfo *tool_info; + gchar *title; + gchar *description; + gchar *icon_name; + gchar *help_id; + GList *response_entries; + gint default_response; + gboolean focus_on_map; + + gboolean overlay; + gboolean auto_overlay; + + GimpDisplayShell *shell; + GimpViewable *viewable; + + GtkWidget *dialog; + GtkWidget *vbox; +}; + +#define GET_PRIVATE(gui) ((GimpToolGuiPrivate *) gimp_tool_gui_get_instance_private ((GimpToolGui *) (gui))) + + +static void gimp_tool_gui_dispose (GObject *object); +static void gimp_tool_gui_finalize (GObject *object); + +static void gimp_tool_gui_create_dialog (GimpToolGui *gui, + GdkScreen *screen, + gint monitor); +static void gimp_tool_gui_add_dialog_button (GimpToolGui *gui, + ResponseEntry *entry); +static void gimp_tool_gui_update_buttons (GimpToolGui *gui); +static void gimp_tool_gui_update_shell (GimpToolGui *gui); +static void gimp_tool_gui_update_viewable (GimpToolGui *gui); + +static void gimp_tool_gui_dialog_response (GtkWidget *dialog, + gint response_id, + GimpToolGui *gui); +static void gimp_tool_gui_canvas_resized (GtkWidget *canvas, + GtkAllocation *allocation, + GimpToolGui *gui); + +static ResponseEntry * response_entry_new (gint response_id, + const gchar *button_text); +static void response_entry_free (ResponseEntry *entry); +static ResponseEntry * response_entry_find (GList *entries, + gint response_id); + + +G_DEFINE_TYPE_WITH_PRIVATE (GimpToolGui, gimp_tool_gui, GIMP_TYPE_OBJECT) + +static guint signals[LAST_SIGNAL] = { 0, }; + +#define parent_class gimp_tool_gui_parent_class + + +static void +gimp_tool_gui_class_init (GimpToolGuiClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->dispose = gimp_tool_gui_dispose; + object_class->finalize = gimp_tool_gui_finalize; + + signals[RESPONSE] = + g_signal_new ("response", + G_OBJECT_CLASS_TYPE (klass), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (GimpToolGuiClass, response), + NULL, NULL, + gimp_marshal_VOID__INT, + G_TYPE_NONE, 1, + G_TYPE_INT); +} + +static void +gimp_tool_gui_init (GimpToolGui *gui) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (gui); + + private->default_response = -1; + private->focus_on_map = TRUE; + + private->vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6); + g_object_ref_sink (private->vbox); +} + +static void +gimp_tool_gui_dispose (GObject *object) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (object); + + g_clear_object (&private->tool_info); + + if (private->shell) + gimp_tool_gui_set_shell (GIMP_TOOL_GUI (object), NULL); + + if (private->viewable) + gimp_tool_gui_set_viewable (GIMP_TOOL_GUI (object), NULL); + + g_clear_object (&private->vbox); + + if (private->dialog) + { + if (gtk_widget_get_visible (private->dialog)) + gimp_tool_gui_hide (GIMP_TOOL_GUI (object)); + + if (private->overlay) + g_object_unref (private->dialog); + else + gtk_widget_destroy (private->dialog); + + private->dialog = NULL; + } + + G_OBJECT_CLASS (parent_class)->dispose (object); +} + +static void +gimp_tool_gui_finalize (GObject *object) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (object); + + g_clear_pointer (&private->title, g_free); + g_clear_pointer (&private->description, g_free); + g_clear_pointer (&private->icon_name, g_free); + g_clear_pointer (&private->help_id, g_free); + + if (private->response_entries) + { + g_list_free_full (private->response_entries, + (GDestroyNotify) response_entry_free); + private->response_entries = NULL; + } + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + + +/** + * gimp_tool_gui_new: + * @tool_info: a #GimpToolInfo + * @description: a string to use in the gui header or %NULL to use the help + * field from #GimpToolInfo + * @...: a %NULL-terminated valist of button parameters as described in + * gtk_gui_new_with_buttons(). + * + * This function creates a #GimpToolGui using the information stored + * in @tool_info. + * + * Return value: a new #GimpToolGui + **/ +GimpToolGui * +gimp_tool_gui_new (GimpToolInfo *tool_info, + const gchar *title, + const gchar *description, + const gchar *icon_name, + const gchar *help_id, + GdkScreen *screen, + gint monitor, + gboolean overlay, + ...) +{ + GimpToolGui *gui; + GimpToolGuiPrivate *private; + va_list args; + + g_return_val_if_fail (GIMP_IS_TOOL_INFO (tool_info), NULL); + + gui = g_object_new (GIMP_TYPE_TOOL_GUI, NULL); + + private = GET_PRIVATE (gui); + + if (! title) + title = tool_info->label; + + if (! description) + description = tool_info->label; + + if (! icon_name) + icon_name = gimp_viewable_get_icon_name (GIMP_VIEWABLE (tool_info)); + + if (! help_id) + help_id = tool_info->help_id; + + private->tool_info = g_object_ref (tool_info); + private->title = g_strdup (title); + private->description = g_strdup (description); + private->icon_name = g_strdup (icon_name); + private->help_id = g_strdup (help_id); + private->overlay = overlay; + + va_start (args, overlay); + + gimp_tool_gui_add_buttons_valist (gui, args); + + va_end (args); + + gimp_tool_gui_create_dialog (gui, screen, monitor); + + return gui; +} + +void +gimp_tool_gui_set_title (GimpToolGui *gui, + const gchar *title) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + if (title == private->title) + return; + + g_free (private->title); + private->title = g_strdup (title); + + if (! title) + title = private->tool_info->label; + + g_object_set (private->dialog, "title", title, NULL); +} + +void +gimp_tool_gui_set_description (GimpToolGui *gui, + const gchar *description) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + if (description == private->description) + return; + + g_free (private->description); + private->description = g_strdup (description); + + if (! description) + description = private->tool_info->tooltip; + + if (private->overlay) + { + /* TODO */ + } + else + { + g_object_set (private->dialog, "description", description, NULL); + } +} + +void +gimp_tool_gui_set_icon_name (GimpToolGui *gui, + const gchar *icon_name) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + if (icon_name == private->icon_name) + return; + + g_free (private->icon_name); + private->icon_name = g_strdup (icon_name); + + if (! icon_name) + icon_name = gimp_viewable_get_icon_name (GIMP_VIEWABLE (private->tool_info)); + + g_object_set (private->dialog, "icon-name", icon_name, NULL); +} + +void +gimp_tool_gui_set_help_id (GimpToolGui *gui, + const gchar *help_id) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + if (help_id == private->help_id) + return; + + g_free (private->help_id); + private->help_id = g_strdup (help_id); + + if (! help_id) + help_id = private->tool_info->help_id; + + if (private->overlay) + { + /* TODO */ + } + else + { + g_object_set (private->dialog, "help-id", help_id, NULL); + } +} + +void +gimp_tool_gui_set_shell (GimpToolGui *gui, + GimpDisplayShell *shell) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + g_return_if_fail (shell == NULL || GIMP_IS_DISPLAY_SHELL (shell)); + + private = GET_PRIVATE (gui); + + if (shell == private->shell) + return; + + if (private->shell) + { + g_object_remove_weak_pointer (G_OBJECT (private->shell), + (gpointer) &private->shell); + g_signal_handlers_disconnect_by_func (private->shell->canvas, + gimp_tool_gui_canvas_resized, + gui); + } + + private->shell = shell; + + if (private->shell) + { + g_signal_connect (private->shell->canvas, "size-allocate", + G_CALLBACK (gimp_tool_gui_canvas_resized), + gui); + g_object_add_weak_pointer (G_OBJECT (private->shell), + (gpointer) &private->shell); + } + + gimp_tool_gui_update_shell (gui); +} + +void +gimp_tool_gui_set_viewable (GimpToolGui *gui, + GimpViewable *viewable) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + g_return_if_fail (viewable == NULL || GIMP_IS_VIEWABLE (viewable)); + + private = GET_PRIVATE (gui); + + if (private->viewable == viewable) + return; + + if (private->viewable) + g_object_remove_weak_pointer (G_OBJECT (private->viewable), + (gpointer) &private->viewable); + + private->viewable = viewable; + + if (private->viewable) + g_object_add_weak_pointer (G_OBJECT (private->viewable), + (gpointer) &private->viewable); + + gimp_tool_gui_update_viewable (gui); +} + +GtkWidget * +gimp_tool_gui_get_dialog (GimpToolGui *gui) +{ + g_return_val_if_fail (GIMP_IS_TOOL_GUI (gui), NULL); + + return GET_PRIVATE (gui)->dialog; +} + +GtkWidget * +gimp_tool_gui_get_vbox (GimpToolGui *gui) +{ + g_return_val_if_fail (GIMP_IS_TOOL_GUI (gui), NULL); + + return GET_PRIVATE (gui)->vbox; +} + +gboolean +gimp_tool_gui_get_visible (GimpToolGui *gui) +{ + GimpToolGuiPrivate *private; + + g_return_val_if_fail (GIMP_IS_TOOL_GUI (gui), FALSE); + + private = GET_PRIVATE (gui); + + if (private->overlay) + return gtk_widget_get_parent (private->dialog) != NULL; + else + return gtk_widget_get_visible (private->dialog); +} + +void +gimp_tool_gui_show (GimpToolGui *gui) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + g_return_if_fail (private->shell != NULL); + + if (private->overlay) + { + if (! gtk_widget_get_parent (private->dialog)) + { + gimp_overlay_box_add_child (GIMP_OVERLAY_BOX (private->shell->canvas), + private->dialog, 1.0, 0.0); + gtk_widget_show (private->dialog); + } + } + else + { + if (gtk_widget_get_visible (private->dialog)) + gdk_window_show (gtk_widget_get_window (private->dialog)); + else + gtk_widget_show (private->dialog); + } +} + +void +gimp_tool_gui_hide (GimpToolGui *gui) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + if (private->overlay) + { + if (gtk_widget_get_parent (private->dialog)) + { + gtk_container_remove (GTK_CONTAINER (gtk_widget_get_parent (private->dialog)), + private->dialog); + gtk_widget_hide (private->dialog); + } + } + else + { + if (gimp_dialog_factory_from_widget (private->dialog, NULL)) + { + gimp_dialog_factory_hide_dialog (private->dialog); + } + else + { + gtk_widget_hide (private->dialog); + } + } +} + +void +gimp_tool_gui_set_overlay (GimpToolGui *gui, + GdkScreen *screen, + gint monitor, + gboolean overlay) +{ + GimpToolGuiPrivate *private; + gboolean visible; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + if (private->overlay == overlay) + return; + + if (! private->dialog) + { + private->overlay = overlay; + return; + } + + visible = gtk_widget_get_visible (private->dialog); + + if (visible) + gimp_tool_gui_hide (gui); + + gtk_container_remove (GTK_CONTAINER (gtk_widget_get_parent (private->vbox)), + private->vbox); + + if (private->overlay) + g_object_unref (private->dialog); + else + gtk_widget_destroy (private->dialog); + + private->overlay = overlay; + + gimp_tool_gui_create_dialog (gui, screen, monitor); + + if (visible) + gimp_tool_gui_show (gui); +} + +gboolean +gimp_tool_gui_get_overlay (GimpToolGui *gui) +{ + g_return_val_if_fail (GIMP_IS_TOOL_GUI (gui), FALSE); + + return GET_PRIVATE (gui)->overlay; +} + +void +gimp_tool_gui_set_auto_overlay (GimpToolGui *gui, + gboolean auto_overlay) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + if (private->auto_overlay != auto_overlay) + { + private->auto_overlay = auto_overlay; + + if (private->shell) + gimp_tool_gui_canvas_resized (private->shell->canvas, NULL, gui); + } +} + +gboolean +gimp_tool_gui_get_auto_overlay (GimpToolGui *gui) +{ + g_return_val_if_fail (GIMP_IS_TOOL_GUI (gui), FALSE); + + return GET_PRIVATE (gui)->auto_overlay; +} + +void +gimp_tool_gui_set_focus_on_map (GimpToolGui *gui, + gboolean focus_on_map) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + if (private->focus_on_map == focus_on_map) + return; + + private->focus_on_map = focus_on_map ? TRUE : FALSE; + + if (! private->overlay) + { + gtk_window_set_focus_on_map (GTK_WINDOW (private->dialog), + private->focus_on_map); + } +} + +gboolean +gimp_tool_gui_get_focus_on_map (GimpToolGui *gui) +{ + g_return_val_if_fail (GIMP_IS_TOOL_GUI (gui), FALSE); + + return GET_PRIVATE (gui)->focus_on_map; +} + +void +gimp_tool_gui_add_buttons_valist (GimpToolGui *gui, + va_list args) +{ + const gchar *button_text; + gint response_id; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + while ((button_text = va_arg (args, const gchar *))) + { + response_id = va_arg (args, gint); + + gimp_tool_gui_add_button (gui, button_text, response_id); + } +} + +void +gimp_tool_gui_add_button (GimpToolGui *gui, + const gchar *button_text, + gint response_id) +{ + GimpToolGuiPrivate *private; + ResponseEntry *entry; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + g_return_if_fail (button_text != NULL); + + private = GET_PRIVATE (gui); + + entry = response_entry_new (response_id, button_text); + + private->response_entries = g_list_append (private->response_entries, + entry); + + if (private->dialog) + gimp_tool_gui_add_dialog_button (gui, entry); +} + +void +gimp_tool_gui_set_default_response (GimpToolGui *gui, + gint response_id) +{ + GimpToolGuiPrivate *private; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + g_return_if_fail (response_entry_find (private->response_entries, + response_id) != NULL); + + private->default_response = response_id; + + if (private->overlay) + { + gimp_overlay_dialog_set_default_response (GIMP_OVERLAY_DIALOG (private->dialog), + response_id); + } + else + { + gtk_dialog_set_default_response (GTK_DIALOG (private->dialog), + response_id); + } +} + +void +gimp_tool_gui_set_response_sensitive (GimpToolGui *gui, + gint response_id, + gboolean sensitive) +{ + GimpToolGuiPrivate *private; + ResponseEntry *entry; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + entry = response_entry_find (private->response_entries, response_id); + + if (! entry) + return; + + entry->sensitive = sensitive; + + if (private->overlay) + { + gimp_overlay_dialog_set_response_sensitive (GIMP_OVERLAY_DIALOG (private->dialog), + response_id, sensitive); + } + else + { + gtk_dialog_set_response_sensitive (GTK_DIALOG (private->dialog), + response_id, sensitive); + } +} + +void +gimp_tool_gui_set_alternative_button_order (GimpToolGui *gui, + ...) +{ + GimpToolGuiPrivate *private; + va_list args; + gint response_id; + gint i; + + g_return_if_fail (GIMP_IS_TOOL_GUI (gui)); + + private = GET_PRIVATE (gui); + + va_start (args, gui); + + for (response_id = va_arg (args, gint), i = 0; + response_id != -1; + response_id = va_arg (args, gint), i++) + { + ResponseEntry *entry = response_entry_find (private->response_entries, + response_id); + + if (entry) + entry->alternative_position = i; + } + + va_end (args); + + gimp_tool_gui_update_buttons (gui); +} + + +/* private functions */ + +static void +gimp_tool_gui_create_dialog (GimpToolGui *gui, + GdkScreen *screen, + gint monitor) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (gui); + GList *list; + + if (private->overlay) + { + private->dialog = gimp_overlay_dialog_new (private->tool_info, + private->description, + NULL); + g_object_ref_sink (private->dialog); + + for (list = private->response_entries; list; list = g_list_next (list)) + { + ResponseEntry *entry = list->data; + + gimp_tool_gui_add_dialog_button (gui, entry); + } + + if (private->default_response != -1) + gimp_overlay_dialog_set_default_response (GIMP_OVERLAY_DIALOG (private->dialog), + private->default_response); + + gtk_container_set_border_width (GTK_CONTAINER (private->dialog), 6); + + gtk_container_set_border_width (GTK_CONTAINER (private->vbox), 0); + gtk_container_add (GTK_CONTAINER (private->dialog), private->vbox); + gtk_widget_show (private->vbox); + } + else + { + private->dialog = gimp_tool_dialog_new (private->tool_info, + screen, monitor, + private->title, + private->description, + private->icon_name, + private->help_id, + NULL); + + for (list = private->response_entries; list; list = g_list_next (list)) + { + ResponseEntry *entry = list->data; + + gimp_tool_gui_add_dialog_button (gui, entry); + } + + if (private->default_response != -1) + gtk_dialog_set_default_response (GTK_DIALOG (private->dialog), + private->default_response); + + gtk_window_set_focus_on_map (GTK_WINDOW (private->dialog), + private->focus_on_map); + + gtk_container_set_border_width (GTK_CONTAINER (private->vbox), 6); + gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (private->dialog))), + private->vbox, TRUE, TRUE, 0); + gtk_widget_show (private->vbox); + } + + gimp_tool_gui_update_buttons (gui); + + if (private->shell) + gimp_tool_gui_update_shell (gui); + + if (private->viewable) + gimp_tool_gui_update_viewable (gui); + + g_signal_connect_object (private->dialog, "response", + G_CALLBACK (gimp_tool_gui_dialog_response), + G_OBJECT (gui), 0); +} + +static void +gimp_tool_gui_add_dialog_button (GimpToolGui *gui, + ResponseEntry *entry) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (gui); + + if (private->overlay) + { + gimp_overlay_dialog_add_button (GIMP_OVERLAY_DIALOG (private->dialog), + entry->button_text, + entry->response_id); + + if (! entry->sensitive) + { + gimp_overlay_dialog_set_response_sensitive ( + GIMP_OVERLAY_DIALOG (private->dialog), + entry->response_id, FALSE); + } + } + else + { + gimp_dialog_add_button (GIMP_DIALOG (private->dialog), + entry->button_text, + entry->response_id); + + if (! entry->sensitive) + gtk_dialog_set_response_sensitive (GTK_DIALOG (private->dialog), + entry->response_id, + FALSE); + } +} + +static void +gimp_tool_gui_update_buttons (GimpToolGui *gui) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (gui); + GList *list; + gint *ids; + gint n_ids; + gint n_alternatives = 0; + gint i; + + n_ids = g_list_length (private->response_entries); + ids = g_new0 (gint, n_ids); + + for (list = private->response_entries, i = 0; + list; + list = g_list_next (list), i++) + { + ResponseEntry *entry = list->data; + + if (entry->alternative_position >= 0 && + entry->alternative_position < n_ids) + { + ids[entry->alternative_position] = entry->response_id; + n_alternatives++; + } + } + + if (n_ids == n_alternatives) + { + if (private->overlay) + { + gimp_overlay_dialog_set_alternative_button_order (GIMP_OVERLAY_DIALOG (private->dialog), + n_ids, ids); + } + else + { + gtk_dialog_set_alternative_button_order_from_array (GTK_DIALOG (private->dialog), + n_ids, ids); + } + } + + g_free (ids); +} + +static void +gimp_tool_gui_update_shell (GimpToolGui *gui) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (gui); + + if (private->overlay) + { + if (gtk_widget_get_parent (private->dialog)) + { + gimp_tool_gui_hide (gui); + + if (private->shell) + gimp_tool_gui_show (gui); + } + } + else + { + gimp_tool_dialog_set_shell (GIMP_TOOL_DIALOG (private->dialog), + private->shell); + } +} + +static void +gimp_tool_gui_update_viewable (GimpToolGui *gui) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (gui); + + if (! private->overlay) + { + GimpContext *context = NULL; + + if (private->tool_info) + context = GIMP_CONTEXT (private->tool_info->tool_options); + + gimp_viewable_dialog_set_viewable (GIMP_VIEWABLE_DIALOG (private->dialog), + private->viewable, context); + } +} + +static void +gimp_tool_gui_dialog_response (GtkWidget *dialog, + gint response_id, + GimpToolGui *gui) +{ + if (response_id == GIMP_RESPONSE_DETACH) + { + gimp_tool_gui_set_auto_overlay (gui, FALSE); + gimp_tool_gui_set_overlay (gui, + gtk_widget_get_screen (dialog), + gimp_widget_get_monitor (dialog), + FALSE); + } + else + { + g_signal_emit (gui, signals[RESPONSE], 0, + response_id); + } +} + +static void +gimp_tool_gui_canvas_resized (GtkWidget *canvas, + GtkAllocation *unused, + GimpToolGui *gui) +{ + GimpToolGuiPrivate *private = GET_PRIVATE (gui); + + if (private->auto_overlay) + { + GtkRequisition requisition; + GtkAllocation allocation; + gboolean overlay = FALSE; + + gtk_widget_size_request (private->vbox, &requisition); + gtk_widget_get_allocation (canvas, &allocation); + + if (allocation.width > 2 * requisition.width && + allocation.height > 3 * requisition.height) + { + overlay = TRUE; + } + + gimp_tool_gui_set_overlay (gui, + gtk_widget_get_screen (private->dialog), + gimp_widget_get_monitor (private->dialog), + overlay); + } +} + +static ResponseEntry * +response_entry_new (gint response_id, + const gchar *button_text) +{ + ResponseEntry *entry = g_slice_new0 (ResponseEntry); + + entry->response_id = response_id; + entry->button_text = g_strdup (button_text); + entry->alternative_position = -1; + entry->sensitive = TRUE; + + return entry; +} + +static void +response_entry_free (ResponseEntry *entry) +{ + g_free (entry->button_text); + + g_slice_free (ResponseEntry, entry); +} + +static ResponseEntry * +response_entry_find (GList *entries, + gint response_id) +{ + for (; entries; entries = g_list_next (entries)) + { + ResponseEntry *entry = entries->data; + + if (entry->response_id == response_id) + return entry; + } + + return NULL; +} |