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PIKApp/app/display/pikaimagewindow.c

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/* 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
*
* 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 <math.h>
#include <gegl.h>
#include <gtk/gtk.h>
#ifdef G_OS_WIN32
#include <windef.h>
#include <winbase.h>
#include <windows.h>
#endif
#include "libpikabase/pikabase.h"
#include "libpikamath/pikamath.h"
#include "libpikacolor/pikacolor.h"
#include "libpikawidgets/pikawidgets.h"
#include "display-types.h"
#include "config/pikaguiconfig.h"
#include "core/pika.h"
#include "core/pikacontext.h"
#include "core/pikaimage.h"
#include "core/pikaprogress.h"
#include "core/pikacontainer.h"
#include "widgets/pikaactiongroup.h"
#include "widgets/pikadialogfactory.h"
#include "widgets/pikadock.h"
#include "widgets/pikadockbook.h"
#include "widgets/pikadockcolumns.h"
#include "widgets/pikadockcontainer.h"
#include "widgets/pikahelp-ids.h"
#include "widgets/pikamenubar.h"
#include "widgets/pikamenufactory.h"
#include "widgets/pikasessioninfo.h"
#include "widgets/pikasessioninfo-aux.h"
#include "widgets/pikasessionmanaged.h"
#include "widgets/pikasessioninfo-dock.h"
#include "widgets/pikatoolbox.h"
#include "widgets/pikauimanager.h"
#include "widgets/pikaview.h"
#include "widgets/pikaviewrenderer.h"
#include "widgets/pikawidgets-utils.h"
#include "menus/menus.h"
#include "pikadisplay.h"
#include "pikadisplay-foreach.h"
#include "pikadisplayshell.h"
#include "pikadisplayshell-appearance.h"
#include "pikadisplayshell-close.h"
#include "pikadisplayshell-expose.h"
#include "pikadisplayshell-render.h"
#include "pikadisplayshell-scale.h"
#include "pikadisplayshell-scroll.h"
#include "pikadisplayshell-tool-events.h"
#include "pikadisplayshell-transform.h"
#include "pikaimagewindow.h"
#include "pikastatusbar.h"
#include "pika-log.h"
#include "pika-priorities.h"
#include "pika-intl.h"
#define PIKA_EMPTY_IMAGE_WINDOW_ENTRY_ID "pika-empty-image-window"
#define PIKA_SINGLE_IMAGE_WINDOW_ENTRY_ID "pika-single-image-window"
/* The width of the left and right dock areas */
#define PIKA_IMAGE_WINDOW_LEFT_DOCKS_WIDTH "left-docks-width"
#define PIKA_IMAGE_WINDOW_RIGHT_DOCKS_WIDTH "right-docks-width"
/* deprecated property: GtkPaned position of the right docks area */
#define PIKA_IMAGE_WINDOW_RIGHT_DOCKS_POS "right-docks-position"
/* Whether the window's maximized or not */
#define PIKA_IMAGE_WINDOW_MAXIMIZED "maximized"
enum
{
PROP_0,
PROP_PIKA,
PROP_DIALOG_FACTORY,
PROP_INITIAL_MONITOR
};
typedef struct _PikaImageWindowPrivate PikaImageWindowPrivate;
struct _PikaImageWindowPrivate
{
Pika *pika;
PikaDialogFactory *dialog_factory;
GList *shells;
PikaDisplayShell *active_shell;
PikaMenuModel *menubar_model;
GtkWidget *main_vbox;
GtkWidget *menubar;
GtkWidget *hbox;
GtkWidget *left_hpane;
GtkWidget *left_docks;
GtkWidget *right_hpane;
GtkWidget *notebook;
GtkWidget *right_docks;
GdkWindowState window_state;
const gchar *entry_id;
GdkMonitor *initial_monitor;
gint scale_factor;
gint suspend_keep_pos;
gint update_ui_manager_idle_id;
};
typedef struct
{
gint canvas_x;
gint canvas_y;
gint window_x;
gint window_y;
} PosCorrectionData;
#define PIKA_IMAGE_WINDOW_GET_PRIVATE(window) \
((PikaImageWindowPrivate *) pika_image_window_get_instance_private ((PikaImageWindow *) (window)))
/* local function prototypes */
static void pika_image_window_dock_container_iface_init
(PikaDockContainerInterface
*iface);
static void pika_image_window_session_managed_iface_init
(PikaSessionManagedInterface
*iface);
static void pika_image_window_constructed (GObject *object);
static void pika_image_window_dispose (GObject *object);
static void pika_image_window_finalize (GObject *object);
static void pika_image_window_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void pika_image_window_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static gboolean pika_image_window_delete_event (GtkWidget *widget,
GdkEventAny *event);
static gboolean pika_image_window_configure_event (GtkWidget *widget,
GdkEventConfigure *event);
static gboolean pika_image_window_window_state_event (GtkWidget *widget,
GdkEventWindowState *event);
static void pika_image_window_style_updated (GtkWidget *widget);
static void pika_image_window_monitor_changed (PikaWindow *window,
GdkMonitor *monitor);
static GList * pika_image_window_get_docks (PikaDockContainer *dock_container);
static PikaDialogFactory *
pika_image_window_dock_container_get_dialog_factory
(PikaDockContainer *dock_container);
static PikaUIManager *
pika_image_window_dock_container_get_ui_manager
(PikaDockContainer *dock_container);
static void pika_image_window_add_dock (PikaDockContainer *dock_container,
PikaDock *dock,
PikaSessionInfoDock *dock_info);
static PikaAlignmentType
pika_image_window_get_dock_side (PikaDockContainer *dock_container,
PikaDock *dock);
static GList * pika_image_window_get_aux_info (PikaSessionManaged *session_managed);
static void pika_image_window_set_aux_info (PikaSessionManaged *session_managed,
GList *aux_info);
static void pika_image_window_config_notify (PikaImageWindow *window,
GParamSpec *pspec,
PikaGuiConfig *config);
static void pika_image_window_session_clear (PikaImageWindow *window);
static void pika_image_window_session_apply (PikaImageWindow *window,
const gchar *entry_id,
GdkMonitor *monitor);
static void pika_image_window_session_update (PikaImageWindow *window,
PikaDisplay *new_display,
const gchar *new_entry_id,
GdkMonitor *monitor);
static const gchar *
pika_image_window_config_to_entry_id (PikaGuiConfig *config);
static void pika_image_window_show_tooltip (PikaUIManager *manager,
const gchar *tooltip,
PikaImageWindow *window);
static void pika_image_window_hide_tooltip (PikaUIManager *manager,
PikaImageWindow *window);
static gboolean pika_image_window_update_ui_manager_idle
(PikaImageWindow *window);
static void pika_image_window_update_ui_manager (PikaImageWindow *window);
static void pika_image_window_shell_size_allocate (PikaDisplayShell *shell,
GtkAllocation *allocation,
PosCorrectionData *data);
static gboolean pika_image_window_shell_events (GtkWidget *widget,
GdkEvent *event,
PikaImageWindow *window);
static void pika_image_window_switch_page (GtkNotebook *notebook,
gpointer page,
gint page_num,
PikaImageWindow *window);
static void pika_image_window_page_removed (GtkNotebook *notebook,
GtkWidget *widget,
gint page_num,
PikaImageWindow *window);
static void pika_image_window_page_reordered (GtkNotebook *notebook,
GtkWidget *widget,
gint page_num,
PikaImageWindow *window);
static void pika_image_window_disconnect_from_active_shell
(PikaImageWindow *window);
static void pika_image_window_image_notify (PikaDisplay *display,
const GParamSpec *pspec,
PikaImageWindow *window);
static void pika_image_window_shell_scaled (PikaDisplayShell *shell,
PikaImageWindow *window);
static void pika_image_window_shell_rotated (PikaDisplayShell *shell,
PikaImageWindow *window);
static void pika_image_window_shell_title_notify (PikaDisplayShell *shell,
const GParamSpec *pspec,
PikaImageWindow *window);
static GtkWidget *
pika_image_window_create_tab_label (PikaImageWindow *window,
PikaDisplayShell *shell);
static void pika_image_window_update_tab_labels (PikaImageWindow *window);
G_DEFINE_TYPE_WITH_CODE (PikaImageWindow, pika_image_window, PIKA_TYPE_WINDOW,
G_ADD_PRIVATE (PikaImageWindow)
G_IMPLEMENT_INTERFACE (PIKA_TYPE_DOCK_CONTAINER,
pika_image_window_dock_container_iface_init)
G_IMPLEMENT_INTERFACE (PIKA_TYPE_SESSION_MANAGED,
pika_image_window_session_managed_iface_init))
#define parent_class pika_image_window_parent_class
static void
pika_image_window_class_init (PikaImageWindowClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
PikaWindowClass *window_class = PIKA_WINDOW_CLASS (klass);
object_class->constructed = pika_image_window_constructed;
object_class->dispose = pika_image_window_dispose;
object_class->finalize = pika_image_window_finalize;
object_class->set_property = pika_image_window_set_property;
object_class->get_property = pika_image_window_get_property;
widget_class->delete_event = pika_image_window_delete_event;
widget_class->configure_event = pika_image_window_configure_event;
widget_class->window_state_event = pika_image_window_window_state_event;
widget_class->style_updated = pika_image_window_style_updated;
window_class->monitor_changed = pika_image_window_monitor_changed;
g_object_class_install_property (object_class, PROP_PIKA,
g_param_spec_object ("pika",
NULL, NULL,
PIKA_TYPE_PIKA,
PIKA_PARAM_WRITABLE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_DIALOG_FACTORY,
g_param_spec_object ("dialog-factory",
NULL, NULL,
PIKA_TYPE_DIALOG_FACTORY,
PIKA_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_INITIAL_MONITOR,
g_param_spec_object ("initial-monitor",
NULL, NULL,
GDK_TYPE_MONITOR,
PIKA_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
}
static void
pika_image_window_init (PikaImageWindow *window)
{
static gint role_serial = 1;
gchar *role;
role = g_strdup_printf ("pika-image-window-%d", role_serial++);
gtk_window_set_role (GTK_WINDOW (window), role);
g_free (role);
gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
}
static void
pika_image_window_dock_container_iface_init (PikaDockContainerInterface *iface)
{
iface->get_docks = pika_image_window_get_docks;
iface->get_dialog_factory = pika_image_window_dock_container_get_dialog_factory;
iface->get_ui_manager = pika_image_window_dock_container_get_ui_manager;
iface->add_dock = pika_image_window_add_dock;
iface->get_dock_side = pika_image_window_get_dock_side;
}
static void
pika_image_window_session_managed_iface_init (PikaSessionManagedInterface *iface)
{
iface->get_aux_info = pika_image_window_get_aux_info;
iface->set_aux_info = pika_image_window_set_aux_info;
}
static void
pika_image_window_constructed (GObject *object)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (object);
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
PikaUIManager *menubar_manager;
PikaGuiConfig *config;
gboolean use_gtk_menubar = TRUE;
gboolean use_app_menu = TRUE;
G_OBJECT_CLASS (parent_class)->constructed (object);
pika_assert (PIKA_IS_PIKA (private->pika));
pika_assert (PIKA_IS_DIALOG_FACTORY (private->dialog_factory));
g_signal_connect_object (private->dialog_factory, "dock-window-added",
G_CALLBACK (pika_image_window_update_ui_manager),
window, G_CONNECT_SWAPPED);
g_signal_connect_object (private->dialog_factory, "dock-window-removed",
G_CALLBACK (pika_image_window_update_ui_manager),
window, G_CONNECT_SWAPPED);
menubar_manager = menus_get_image_manager_singleton (private->pika);
g_signal_connect (menubar_manager, "show-tooltip",
G_CALLBACK (pika_image_window_show_tooltip),
window);
g_signal_connect (menubar_manager, "hide-tooltip",
G_CALLBACK (pika_image_window_hide_tooltip),
window);
config = PIKA_GUI_CONFIG (private->pika->config);
/* Create the window toplevel container */
private->main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (window), private->main_vbox);
gtk_widget_show (private->main_vbox);
/* Create the menubar */
private->menubar_model = pika_ui_manager_get_model (menubar_manager,
"/image-menubar");
#ifndef GDK_WINDOWING_QUARTZ
/* macOS has its native menubar system, which is implemented by
* gtk_application_set_menubar(). Unfortunately the GTK menubar feature
* doesn't support tooltips (though for macOS, having "native" application
* menus was deemed worth the feature loss).
* As a special-case, we allow testing the GTK menubar through setting the
* environment variable PIKA_GTK_MENUBAR on non-macOS platforms.
*/
use_gtk_menubar = (g_getenv ("PIKA_GTK_MENUBAR") != NULL);
#endif /* !GDK_WINDOWING_QUARTZ */
if (use_gtk_menubar)
{
gtk_application_set_menubar (GTK_APPLICATION (private->pika->app),
G_MENU_MODEL (private->menubar_model));
}
else
{
private->menubar = pika_menu_bar_new (private->menubar_model, menubar_manager);
/* make sure we can activate accels even if the menubar is invisible
* (see https://bugzilla.gnome.org/show_bug.cgi?id=137151)
*/
g_signal_connect (private->menubar, "can-activate-accel",
G_CALLBACK (gtk_true),
NULL);
/* active display callback */
g_signal_connect (private->menubar, "button-press-event",
G_CALLBACK (pika_image_window_shell_events),
window);
g_signal_connect (private->menubar, "button-release-event",
G_CALLBACK (pika_image_window_shell_events),
window);
g_signal_connect (private->menubar, "key-press-event",
G_CALLBACK (pika_image_window_shell_events),
window);
if (config->custom_title_bar)
{
GtkWidget *headerbar;
headerbar = gtk_header_bar_new ();
gtk_window_set_titlebar (GTK_WINDOW (window), headerbar);
/* This is important to turn off space reservation for the subtitle
* (resulting in too high header bar).
*/
gtk_header_bar_set_has_subtitle (GTK_HEADER_BAR (headerbar), FALSE);
gtk_header_bar_set_show_close_button (GTK_HEADER_BAR (headerbar), TRUE);
gtk_header_bar_pack_start (GTK_HEADER_BAR (headerbar), private->menubar);
gtk_widget_show (headerbar);
/* XXX There are competing propositions on how the title should be
* aligned. GTK is trying to center it (relatively to the window) as
* much as it can. But some people seem to thing it should be centered
* relatively to the remaining empty space after the menu.
* I am personally unsure so leaving GTK's defaults for now.
*/
}
else
{
gtk_box_pack_start (GTK_BOX (private->main_vbox),
private->menubar, FALSE, FALSE, 0);
}
}
#ifndef GDK_WINDOWING_QUARTZ
/* Docs says that macOS always returns FALSE but we actually want to create
* our custom macOS menu.
*/
use_app_menu = gtk_application_prefers_app_menu (GTK_APPLICATION (private->pika->app));
#endif /* !GDK_WINDOWING_QUARTZ */
if (use_app_menu)
{
PikaUIManager *app_menu_manager;
PikaMenuModel *app_menu_model;
app_menu_manager = pika_menu_factory_get_manager (menus_get_global_menu_factory (private->pika),
"<AppMenu>", private->pika);
app_menu_model = pika_ui_manager_get_model (app_menu_manager, "/app-menu");
gtk_application_set_app_menu (GTK_APPLICATION (private->pika->app),
G_MENU_MODEL (app_menu_model));
}
/* Create the hbox that contains docks and images */
private->hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_box_pack_start (GTK_BOX (private->main_vbox), private->hbox,
TRUE, TRUE, 0);
gtk_widget_show (private->hbox);
/* Create the left pane */
private->left_hpane = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
gtk_paned_set_wide_handle (GTK_PANED (private->left_hpane), TRUE);
gtk_box_pack_start (GTK_BOX (private->hbox), private->left_hpane,
TRUE, TRUE, 0);
gtk_widget_show (private->left_hpane);
/* Create the left dock columns widget */
private->left_docks =
pika_dock_columns_new (pika_get_user_context (private->pika),
private->dialog_factory,
menubar_manager);
gtk_paned_pack1 (GTK_PANED (private->left_hpane), private->left_docks,
FALSE, FALSE);
gtk_widget_set_visible (private->left_docks, config->single_window_mode);
/* Create the right pane */
private->right_hpane = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
gtk_paned_set_wide_handle (GTK_PANED (private->right_hpane), TRUE);
gtk_paned_pack2 (GTK_PANED (private->left_hpane), private->right_hpane,
TRUE, FALSE);
gtk_widget_show (private->right_hpane);
/* Create notebook that contains images */
private->notebook = gtk_notebook_new ();
gtk_notebook_set_scrollable (GTK_NOTEBOOK (private->notebook), TRUE);
gtk_notebook_set_show_border (GTK_NOTEBOOK (private->notebook), FALSE);
gtk_notebook_set_show_tabs (GTK_NOTEBOOK (private->notebook), FALSE);
gtk_notebook_set_tab_pos (GTK_NOTEBOOK (private->notebook), GTK_POS_TOP);
gtk_paned_pack1 (GTK_PANED (private->right_hpane), private->notebook,
TRUE, TRUE);
g_signal_connect (private->notebook, "switch-page",
G_CALLBACK (pika_image_window_switch_page),
window);
g_signal_connect (private->notebook, "page-removed",
G_CALLBACK (pika_image_window_page_removed),
window);
g_signal_connect (private->notebook, "page-reordered",
G_CALLBACK (pika_image_window_page_reordered),
window);
gtk_widget_show (private->notebook);
/* Create the right dock columns widget */
private->right_docks =
pika_dock_columns_new (pika_get_user_context (private->pika),
private->dialog_factory,
menubar_manager);
gtk_paned_pack2 (GTK_PANED (private->right_hpane), private->right_docks,
FALSE, FALSE);
gtk_widget_set_visible (private->right_docks, config->single_window_mode);
g_signal_connect_object (config, "notify::single-window-mode",
G_CALLBACK (pika_image_window_config_notify),
window, G_CONNECT_SWAPPED);
g_signal_connect_object (config, "notify::show-tabs",
G_CALLBACK (pika_image_window_config_notify),
window, G_CONNECT_SWAPPED);
g_signal_connect_object (config, "notify::hide-docks",
G_CALLBACK (pika_image_window_config_notify),
window, G_CONNECT_SWAPPED);
g_signal_connect_object (config, "notify::tabs-position",
G_CALLBACK (pika_image_window_config_notify),
window, G_CONNECT_SWAPPED);
pika_image_window_session_update (window,
NULL /*new_display*/,
pika_image_window_config_to_entry_id (config),
private->initial_monitor);
}
static void
pika_image_window_dispose (GObject *object)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (object);
if (private->dialog_factory)
{
g_signal_handlers_disconnect_by_func (private->dialog_factory,
pika_image_window_update_ui_manager,
object);
private->dialog_factory = NULL;
}
if (private->update_ui_manager_idle_id)
{
g_source_remove (private->update_ui_manager_idle_id);
private->update_ui_manager_idle_id = 0;
}
g_clear_object (&private->menubar_model);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
pika_image_window_finalize (GObject *object)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (object);
if (private->shells)
{
g_list_free (private->shells);
private->shells = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
pika_image_window_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (object);
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
switch (property_id)
{
case PROP_PIKA:
private->pika = g_value_get_object (value);
break;
case PROP_DIALOG_FACTORY:
private->dialog_factory = g_value_get_object (value);
break;
case PROP_INITIAL_MONITOR:
private->initial_monitor = g_value_get_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
pika_image_window_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (object);
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
switch (property_id)
{
case PROP_PIKA:
g_value_set_object (value, private->pika);
break;
case PROP_DIALOG_FACTORY:
g_value_set_object (value, private->dialog_factory);
break;
case PROP_INITIAL_MONITOR:
g_value_set_object (value, private->initial_monitor);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static gboolean
pika_image_window_delete_event (GtkWidget *widget,
GdkEventAny *event)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (widget);
PikaDisplayShell *shell = pika_image_window_get_active_shell (window);
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
PikaGuiConfig *config = PIKA_GUI_CONFIG (private->pika->config);
if (config->single_window_mode)
pika_ui_manager_activate_action (menus_get_image_manager_singleton (private->pika),
"file", "file-quit");
else if (shell)
pika_display_shell_close (shell, FALSE);
return TRUE;
}
static gboolean
pika_image_window_configure_event (GtkWidget *widget,
GdkEventConfigure *event)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (widget);
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
GtkAllocation allocation;
gint current_width;
gint current_height;
gint scale_factor;
gtk_widget_get_allocation (widget, &allocation);
/* Grab the size before we run the parent implementation */
current_width = allocation.width;
current_height = allocation.height;
/* Run the parent implementation */
if (GTK_WIDGET_CLASS (parent_class)->configure_event)
GTK_WIDGET_CLASS (parent_class)->configure_event (widget, event);
/* If the window size has changed, make sure additoinal logic is run
* in the display shell's size-allocate
*/
if (event->width != current_width ||
event->height != current_height)
{
/* FIXME multiple shells */
PikaDisplayShell *shell = pika_image_window_get_active_shell (window);
if (shell && pika_display_get_image (shell->display))
shell->size_allocate_from_configure_event = TRUE;
}
scale_factor = gdk_window_get_scale_factor (gtk_widget_get_window (widget));
if (scale_factor != private->scale_factor)
{
GList *list;
private->scale_factor = scale_factor;
for (list = private->shells; list; list = g_list_next (list))
{
PikaDisplayShell *shell = list->data;
pika_display_shell_render_set_scale (shell, scale_factor);
pika_display_shell_expose_full (shell);
}
}
return TRUE;
}
static void
pika_image_window_update_csd_on_fullscreen (GtkWidget *child,
gpointer user_data)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (user_data);
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
gboolean fullscreen;
fullscreen = pika_image_window_get_fullscreen (window);
if (GTK_IS_HEADER_BAR (child))
{
gtk_widget_set_visible (child, !fullscreen);
/* When we manage the menubar ourselves (i.e. not when using the GTK
* menubar, e.g. on macOS), if the menubar was set to stay visible in
* fullscreen mode, we need to move it out of the header bar.
* Note that here we only move the menubar from one parent to another.
* This is not where we handle whether we make it visible or not.
*/
if (private->menubar)
{
GtkWidget *parent = gtk_widget_get_parent (private->menubar);
g_object_ref (private->menubar);
gtk_container_remove (GTK_CONTAINER (parent), private->menubar);
if (fullscreen)
{
gtk_box_pack_start (GTK_BOX (private->main_vbox),
private->menubar, FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (private->main_vbox),
private->menubar, 0);
}
else
{
gtk_header_bar_pack_start (GTK_HEADER_BAR (child), private->menubar);
}
g_object_unref (private->menubar);
}
}
}
static gboolean
pika_image_window_window_state_event (GtkWidget *widget,
GdkEventWindowState *event)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (widget);
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
PikaDisplayShell *shell = pika_image_window_get_active_shell (window);
/* Run the parent implementation */
if (GTK_WIDGET_CLASS (parent_class)->window_state_event)
GTK_WIDGET_CLASS (parent_class)->window_state_event (widget, event);
if (! shell)
return FALSE;
private->window_state = event->new_window_state;
if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
{
gboolean fullscreen = pika_image_window_get_fullscreen (window);
PIKA_LOG (WM, "Image window '%s' [%p] set fullscreen %s",
gtk_window_get_title (GTK_WINDOW (widget)),
widget,
fullscreen ? "TRUE" : "FALSE");
pika_image_window_suspend_keep_pos (window);
pika_display_shell_appearance_update (shell);
pika_image_window_resume_keep_pos (window);
/* When using CSD (for example in Wayland), our title bar stays visible
* when going fullscreen by default. There is no getter for it and it's
* an internal child, so we use this workaround instead */
gtk_container_forall (GTK_CONTAINER (window),
pika_image_window_update_csd_on_fullscreen,
window);
}
if (event->changed_mask & GDK_WINDOW_STATE_ICONIFIED)
{
PikaStatusbar *statusbar = pika_display_shell_get_statusbar (shell);
gboolean iconified = pika_image_window_is_iconified (window);
PIKA_LOG (WM, "Image window '%s' [%p] set %s",
gtk_window_get_title (GTK_WINDOW (widget)),
widget,
iconified ? "iconified" : "uniconified");
if (iconified)
{
if (pika_displays_get_num_visible (private->pika) == 0)
{
PIKA_LOG (WM, "No displays visible any longer");
pika_dialog_factory_hide_with_display (private->dialog_factory);
}
}
else
{
pika_dialog_factory_show_with_display (private->dialog_factory);
}
if (pika_progress_is_active (PIKA_PROGRESS (statusbar)))
{
if (iconified)
pika_statusbar_override_window_title (statusbar);
else
gtk_window_set_title (GTK_WINDOW (window), shell->title);
}
}
return FALSE;
}
static void
pika_image_window_style_updated (GtkWidget *widget)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (widget);
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
PikaDisplayShell *shell = pika_image_window_get_active_shell (window);
PikaStatusbar *statusbar = NULL;
GtkRequisition requisition = { 0, };
GdkGeometry geometry = { 0, };
GdkWindowHints geometry_mask = 0;
GTK_WIDGET_CLASS (parent_class)->style_updated (widget);
if (! shell)
return;
statusbar = pika_display_shell_get_statusbar (shell);
gtk_widget_get_preferred_size (GTK_WIDGET (statusbar), &requisition, NULL);
geometry.min_height = 23;
geometry.min_width = requisition.width;
geometry.min_height += requisition.height;
if (private->menubar)
{
gtk_widget_get_preferred_size (private->menubar, &requisition, NULL);
geometry.min_height += requisition.height;
}
geometry_mask = GDK_HINT_MIN_SIZE;
/* Only set user pos on the empty display because it gets a pos
* set by pika. All other displays should be placed by the window
* manager. See https://bugzilla.gnome.org/show_bug.cgi?id=559580
*/
if (! pika_display_get_image (shell->display))
geometry_mask |= GDK_HINT_USER_POS;
gtk_window_set_geometry_hints (GTK_WINDOW (widget), NULL,
&geometry, geometry_mask);
pika_dialog_factory_set_has_min_size (GTK_WINDOW (widget), TRUE);
}
static void
pika_image_window_monitor_changed (PikaWindow *window,
GdkMonitor *monitor)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
GList *list;
for (list = private->shells; list; list = g_list_next (list))
{
/* hack, this should live here, and screen_changed call
* monitor_changed
*/
g_signal_emit_by_name (list->data, "screen-changed",
gtk_widget_get_screen (list->data));
/* make it fetch the new monitor's resolution */
pika_display_shell_scale_update (PIKA_DISPLAY_SHELL (list->data));
/* make it fetch the right monitor profile */
pika_color_managed_profile_changed (PIKA_COLOR_MANAGED (list->data));
}
}
static GList *
pika_image_window_get_docks (PikaDockContainer *dock_container)
{
PikaImageWindowPrivate *private;
GList *iter;
GList *all_docks = NULL;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (dock_container), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (dock_container);
for (iter = pika_dock_columns_get_docks (PIKA_DOCK_COLUMNS (private->left_docks));
iter;
iter = g_list_next (iter))
{
all_docks = g_list_append (all_docks, PIKA_DOCK (iter->data));
}
for (iter = pika_dock_columns_get_docks (PIKA_DOCK_COLUMNS (private->right_docks));
iter;
iter = g_list_next (iter))
{
all_docks = g_list_append (all_docks, PIKA_DOCK (iter->data));
}
return all_docks;
}
static PikaDialogFactory *
pika_image_window_dock_container_get_dialog_factory (PikaDockContainer *dock_container)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (dock_container);
return private->dialog_factory;
}
static PikaUIManager *
pika_image_window_dock_container_get_ui_manager (PikaDockContainer *dock_container)
{
PikaImageWindow *window = PIKA_IMAGE_WINDOW (dock_container);
return menus_get_image_manager_singleton (PIKA_IMAGE_WINDOW_GET_PRIVATE (window)->pika);
}
void
pika_image_window_add_dock (PikaDockContainer *dock_container,
PikaDock *dock,
PikaSessionInfoDock *dock_info)
{
PikaImageWindow *window;
PikaDisplayShell *active_shell;
PikaImageWindowPrivate *private;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (dock_container));
window = PIKA_IMAGE_WINDOW (dock_container);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
if (dock_info->side == PIKA_ALIGN_LEFT)
{
pika_dock_columns_add_dock (PIKA_DOCK_COLUMNS (private->left_docks),
dock,
-1 /*index*/);
}
else
{
pika_dock_columns_add_dock (PIKA_DOCK_COLUMNS (private->right_docks),
dock,
-1 /*index*/);
}
active_shell = pika_image_window_get_active_shell (window);
if (active_shell)
pika_display_shell_appearance_update (active_shell);
}
static PikaAlignmentType
pika_image_window_get_dock_side (PikaDockContainer *dock_container,
PikaDock *dock)
{
PikaAlignmentType side = -1;
PikaImageWindowPrivate *private;
GList *iter;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (dock_container), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (dock_container);
for (iter = pika_dock_columns_get_docks (PIKA_DOCK_COLUMNS (private->left_docks));
iter && side == -1;
iter = g_list_next (iter))
{
PikaDock *dock_iter = PIKA_DOCK (iter->data);
if (dock_iter == dock)
side = PIKA_ALIGN_LEFT;
}
for (iter = pika_dock_columns_get_docks (PIKA_DOCK_COLUMNS (private->right_docks));
iter && side == -1;
iter = g_list_next (iter))
{
PikaDock *dock_iter = PIKA_DOCK (iter->data);
if (dock_iter == dock)
side = PIKA_ALIGN_RIGHT;
}
return side;
}
static GList *
pika_image_window_get_aux_info (PikaSessionManaged *session_managed)
{
GList *aux_info = NULL;
PikaImageWindowPrivate *private;
PikaGuiConfig *config;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (session_managed), NULL);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (session_managed);
config = PIKA_GUI_CONFIG (private->pika->config);
if (config->single_window_mode)
{
PikaSessionInfoAux *aux;
GtkAllocation allocation;
gchar widthbuf[128];
g_snprintf (widthbuf, sizeof (widthbuf), "%d",
gtk_paned_get_position (GTK_PANED (private->left_hpane)));
aux = pika_session_info_aux_new (PIKA_IMAGE_WINDOW_LEFT_DOCKS_WIDTH,
widthbuf);
aux_info = g_list_append (aux_info, aux);
gtk_widget_get_allocation (private->right_hpane, &allocation);
g_snprintf (widthbuf, sizeof (widthbuf), "%d",
allocation.width -
gtk_paned_get_position (GTK_PANED (private->right_hpane)));
aux = pika_session_info_aux_new (PIKA_IMAGE_WINDOW_RIGHT_DOCKS_WIDTH,
widthbuf);
aux_info = g_list_append (aux_info, aux);
aux = pika_session_info_aux_new (PIKA_IMAGE_WINDOW_MAXIMIZED,
pika_image_window_is_maximized (PIKA_IMAGE_WINDOW (session_managed)) ?
"yes" : "no");
aux_info = g_list_append (aux_info, aux);
}
return aux_info;
}
static void
pika_image_window_set_right_docks_width (GtkPaned *paned,
GtkAllocation *allocation,
void *data)
{
gint width = GPOINTER_TO_INT (data);
g_return_if_fail (GTK_IS_PANED (paned));
if (width > 0)
gtk_paned_set_position (paned, allocation->width - width);
else
gtk_paned_set_position (paned, - width);
g_signal_handlers_disconnect_by_func (paned,
pika_image_window_set_right_docks_width,
data);
}
static void
pika_image_window_set_aux_info (PikaSessionManaged *session_managed,
GList *aux_info)
{
PikaImageWindowPrivate *private;
GList *iter;
gint left_docks_width = G_MININT;
gint right_docks_width = G_MININT;
gboolean wait_with_right_docks = FALSE;
gboolean maximized = FALSE;
#ifdef G_OS_WIN32
STARTUPINFOW StartupInfo;
GetStartupInfoW (&StartupInfo);
#endif
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (session_managed));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (session_managed);
for (iter = aux_info; iter; iter = g_list_next (iter))
{
PikaSessionInfoAux *aux = iter->data;
gint *width = NULL;
if (! strcmp (aux->name, PIKA_IMAGE_WINDOW_LEFT_DOCKS_WIDTH))
width = &left_docks_width;
else if (! strcmp (aux->name, PIKA_IMAGE_WINDOW_RIGHT_DOCKS_WIDTH))
width = &right_docks_width;
else if (! strcmp (aux->name, PIKA_IMAGE_WINDOW_RIGHT_DOCKS_POS))
width = &right_docks_width;
else if (! strcmp (aux->name, PIKA_IMAGE_WINDOW_MAXIMIZED))
if (! g_ascii_strcasecmp (aux->value, "yes"))
maximized = TRUE;
if (width)
sscanf (aux->value, "%d", width);
/* compat handling for right docks */
if (! strcmp (aux->name, PIKA_IMAGE_WINDOW_RIGHT_DOCKS_POS))
{
/* negate the value because negative docks pos means docks width,
* also use the negativenes of a real docks pos as condition below.
*/
*width = - *width;
}
}
if (left_docks_width != G_MININT &&
gtk_paned_get_position (GTK_PANED (private->left_hpane)) !=
left_docks_width)
{
gtk_paned_set_position (GTK_PANED (private->left_hpane), left_docks_width);
/* We can't set the position of the right docks, because it will
* be undesirably adjusted when its get a new size
* allocation. We must wait until after the size allocation.
*/
wait_with_right_docks = TRUE;
}
if (right_docks_width != G_MININT &&
gtk_paned_get_position (GTK_PANED (private->right_hpane)) !=
right_docks_width)
{
if (wait_with_right_docks || right_docks_width > 0)
{
/* We must wait for a size allocation before we can set the
* position
*/
g_signal_connect_data (private->right_hpane, "size-allocate",
G_CALLBACK (pika_image_window_set_right_docks_width),
GINT_TO_POINTER (right_docks_width), NULL,
G_CONNECT_AFTER);
}
else
{
/* We can set the position directly, because we didn't
* change the left hpane position, and we got the old compat
* dock pos property.
*/
gtk_paned_set_position (GTK_PANED (private->right_hpane),
- right_docks_width);
}
}
#ifdef G_OS_WIN32
/* On Windows, user can provide startup hints to have a program
* maximized/minimized on startup. This can be done through command
* line: `start /max pika-2.9.exe` or with the shortcut's "run"
* property.
* When such a hint is given, we should follow it and bypass the
* session's information.
*/
if (StartupInfo.wShowWindow == SW_SHOWMAXIMIZED)
gtk_window_maximize (GTK_WINDOW (session_managed));
else if (StartupInfo.wShowWindow == SW_SHOWMINIMIZED ||
StartupInfo.wShowWindow == SW_SHOWMINNOACTIVE ||
StartupInfo.wShowWindow == SW_MINIMIZE)
gtk_window_iconify (GTK_WINDOW (session_managed));
else
/* Another show property not relevant to min/max.
* Defaults is: SW_SHOWNORMAL
*/
#endif
if (maximized)
gtk_window_maximize (GTK_WINDOW (session_managed));
else
gtk_window_unmaximize (GTK_WINDOW (session_managed));
}
/* public functions */
PikaImageWindow *
pika_image_window_new (Pika *pika,
PikaImage *image,
PikaDialogFactory *dialog_factory,
GdkMonitor *monitor)
{
PikaImageWindow *window;
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_PIKA (pika), NULL);
g_return_val_if_fail (image == NULL || PIKA_IS_IMAGE (image), NULL);
g_return_val_if_fail (PIKA_IS_DIALOG_FACTORY (dialog_factory), NULL);
g_return_val_if_fail (GDK_IS_MONITOR (monitor), NULL);
window = g_object_new (PIKA_TYPE_IMAGE_WINDOW,
"pika", pika,
"dialog-factory", dialog_factory,
"initial-monitor", monitor,
"application", g_application_get_default (),
/* The window position will be overridden by the
* dialog factory, it is only really used on first
* startup.
*/
image ? NULL : "window-position",
GTK_WIN_POS_CENTER,
NULL);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
pika->image_windows = g_list_append (pika->image_windows, window);
if (! PIKA_GUI_CONFIG (private->pika->config)->single_window_mode)
{
GdkMonitor *pointer_monitor = pika_get_monitor_at_pointer ();
/* If we are supposed to go to a monitor other than where the
* pointer is, place the window on that monitor manually,
* otherwise simply let the window manager place the window on
* the poiner's monitor.
*/
if (pointer_monitor != monitor)
{
GdkRectangle rect;
gdk_monitor_get_workarea (monitor, &rect);
gtk_window_move (GTK_WINDOW (window),
rect.x + 300, rect.y + 30);
gtk_window_set_geometry_hints (GTK_WINDOW (window),
NULL, NULL, GDK_HINT_USER_POS);
}
}
return window;
}
void
pika_image_window_destroy (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
private->pika->image_windows = g_list_remove (private->pika->image_windows,
window);
gtk_widget_destroy (GTK_WIDGET (window));
}
PikaDockColumns *
pika_image_window_get_left_docks (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return PIKA_DOCK_COLUMNS (private->left_docks);
}
PikaDockColumns *
pika_image_window_get_right_docks (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return PIKA_DOCK_COLUMNS (private->right_docks);
}
void
pika_image_window_add_shell (PikaImageWindow *window,
PikaDisplayShell *shell)
{
PikaImageWindowPrivate *private;
GtkWidget *tab_label;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
g_return_if_fail (PIKA_IS_DISPLAY_SHELL (shell));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
g_return_if_fail (g_list_find (private->shells, shell) == NULL);
private->shells = g_list_append (private->shells, shell);
tab_label = pika_image_window_create_tab_label (window, shell);
gtk_notebook_append_page (GTK_NOTEBOOK (private->notebook),
GTK_WIDGET (shell), tab_label);
gtk_notebook_set_tab_reorderable (GTK_NOTEBOOK (private->notebook),
GTK_WIDGET (shell), TRUE);
gtk_widget_show (GTK_WIDGET (shell));
/* make it fetch the right monitor profile */
pika_color_managed_profile_changed (PIKA_COLOR_MANAGED (shell));
}
PikaDisplayShell *
pika_image_window_get_shell (PikaImageWindow *window,
gint index)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), NULL);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return g_list_nth_data (private->shells, index);
}
void
pika_image_window_remove_shell (PikaImageWindow *window,
PikaDisplayShell *shell)
{
PikaImageWindowPrivate *private;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
g_return_if_fail (PIKA_IS_DISPLAY_SHELL (shell));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
g_return_if_fail (g_list_find (private->shells, shell) != NULL);
private->shells = g_list_remove (private->shells, shell);
gtk_container_remove (GTK_CONTAINER (private->notebook),
GTK_WIDGET (shell));
}
gint
pika_image_window_get_n_shells (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), 0);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return g_list_length (private->shells);
}
void
pika_image_window_set_active_shell (PikaImageWindow *window,
PikaDisplayShell *shell)
{
PikaImageWindowPrivate *private;
gint page_num;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
g_return_if_fail (PIKA_IS_DISPLAY_SHELL (shell));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
g_return_if_fail (g_list_find (private->shells, shell));
page_num = gtk_notebook_page_num (GTK_NOTEBOOK (private->notebook),
GTK_WIDGET (shell));
gtk_notebook_set_current_page (GTK_NOTEBOOK (private->notebook), page_num);
}
PikaDisplayShell *
pika_image_window_get_active_shell (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), NULL);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return private->active_shell;
}
PikaMenuModel *
pika_image_window_get_menubar_model (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), NULL);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return private->menubar_model;
}
void
pika_image_window_set_fullscreen (PikaImageWindow *window,
gboolean fullscreen)
{
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
if (fullscreen != pika_image_window_get_fullscreen (window))
{
if (fullscreen)
gtk_window_fullscreen (GTK_WINDOW (window));
else
gtk_window_unfullscreen (GTK_WINDOW (window));
}
}
gboolean
pika_image_window_get_fullscreen (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return (private->window_state & GDK_WINDOW_STATE_FULLSCREEN) != 0;
}
void
pika_image_window_set_show_menubar (PikaImageWindow *window,
gboolean show)
{
PikaImageWindowPrivate *private;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
if (private->menubar)
gtk_widget_set_visible (private->menubar, show);
}
gboolean
pika_image_window_get_show_menubar (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
if (private->menubar)
return gtk_widget_get_visible (private->menubar);
return FALSE;
}
gboolean
pika_image_window_is_iconified (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return (private->window_state & GDK_WINDOW_STATE_ICONIFIED) != 0;
}
gboolean
pika_image_window_is_maximized (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
return (private->window_state & GDK_WINDOW_STATE_MAXIMIZED) != 0;
}
/**
* pika_image_window_has_toolbox:
* @window:
*
* Returns: %TRUE if the image window contains a PikaToolbox.
**/
gboolean
pika_image_window_has_toolbox (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
GList *iter = NULL;
g_return_val_if_fail (PIKA_IS_IMAGE_WINDOW (window), FALSE);
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
for (iter = pika_dock_columns_get_docks (PIKA_DOCK_COLUMNS (private->left_docks));
iter;
iter = g_list_next (iter))
{
if (PIKA_IS_TOOLBOX (iter->data))
return TRUE;
}
for (iter = pika_dock_columns_get_docks (PIKA_DOCK_COLUMNS (private->right_docks));
iter;
iter = g_list_next (iter))
{
if (PIKA_IS_TOOLBOX (iter->data))
return TRUE;
}
return FALSE;
}
void
pika_image_window_shrink_wrap (PikaImageWindow *window,
gboolean grow_only)
{
PikaDisplayShell *active_shell;
GtkWidget *widget;
GtkAllocation allocation;
GdkMonitor *monitor;
GdkRectangle rect;
gint disp_width, disp_height;
gint width, height;
gint max_auto_width, max_auto_height;
gint border_width, border_height;
gboolean resize = FALSE;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
if (! gtk_widget_get_realized (GTK_WIDGET (window)))
return;
/* FIXME this so needs cleanup and shell/window separation */
active_shell = pika_image_window_get_active_shell (window);
if (!active_shell)
return;
widget = GTK_WIDGET (window);
monitor = pika_widget_get_monitor (widget);
gtk_widget_get_allocation (widget, &allocation);
gdk_monitor_get_workarea (monitor, &rect);
if (! pika_display_shell_get_infinite_canvas (active_shell))
{
pika_display_shell_scale_get_image_size (active_shell,
&width, &height);
}
else
{
pika_display_shell_scale_get_image_bounding_box (active_shell,
NULL, NULL,
&width, &height);
}
disp_width = active_shell->disp_width;
disp_height = active_shell->disp_height;
/* As long as the disp_width/disp_height is larger than 1 we
* can reliably depend on it to calculate the
* border_width/border_height because that means there is enough
* room in the top-level for the canvas as well as the rulers and
* scrollbars. If it is 1 or smaller it is likely that the rulers
* and scrollbars are overlapping each other and thus we cannot use
* the normal approach to border size, so special case that.
*/
if (disp_width > 1 || !active_shell->vsb)
{
border_width = allocation.width - disp_width;
}
else
{
GtkAllocation vsb_allocation;
gtk_widget_get_allocation (active_shell->vsb, &vsb_allocation);
border_width = allocation.width - disp_width + vsb_allocation.width;
}
if (disp_height > 1 || !active_shell->hsb)
{
border_height = allocation.height - disp_height;
}
else
{
GtkAllocation hsb_allocation;
gtk_widget_get_allocation (active_shell->hsb, &hsb_allocation);
border_height = allocation.height - disp_height + hsb_allocation.height;
}
max_auto_width = (rect.width - border_width) * 0.75;
max_auto_height = (rect.height - border_height) * 0.75;
/* If one of the display dimensions has changed and one of the
* dimensions fits inside the screen
*/
if (((width + border_width) < rect.width ||
(height + border_height) < rect.height) &&
(width != disp_width ||
height != disp_height))
{
width = ((width + border_width) < rect.width) ? width : max_auto_width;
height = ((height + border_height) < rect.height) ? height : max_auto_height;
resize = TRUE;
}
/* If the projected dimension is greater than current, but less than
* 3/4 of the screen size, expand automagically
*/
else if ((width > disp_width ||
height > disp_height) &&
(disp_width < max_auto_width ||
disp_height < max_auto_height))
{
width = MIN (max_auto_width, width);
height = MIN (max_auto_height, height);
resize = TRUE;
}
if (resize)
{
PikaStatusbar *statusbar = pika_display_shell_get_statusbar (active_shell);
gint statusbar_width;
gtk_widget_get_size_request (GTK_WIDGET (statusbar),
&statusbar_width, NULL);
if (width < statusbar_width)
width = statusbar_width;
width = width + border_width;
height = height + border_height;
if (grow_only)
{
if (width < allocation.width)
width = allocation.width;
if (height < allocation.height)
height = allocation.height;
}
gtk_window_resize (GTK_WINDOW (window), width, height);
}
/* A wrap always means that we should center the image too. If the
* window changes size another center will be done in
* PikaDisplayShell::configure_event().
*/
/* FIXME multiple shells */
pika_display_shell_scroll_center_content (active_shell, TRUE, TRUE);
}
static GtkWidget *
pika_image_window_get_first_dockbook (PikaDockColumns *columns)
{
GList *dock_iter;
for (dock_iter = pika_dock_columns_get_docks (columns);
dock_iter;
dock_iter = g_list_next (dock_iter))
{
PikaDock *dock = PIKA_DOCK (dock_iter->data);
GList *dockbooks = pika_dock_get_dockbooks (dock);
if (dockbooks)
return GTK_WIDGET (dockbooks->data);
}
return NULL;
}
/**
* pika_image_window_get_default_dockbook:
* @window:
*
* Gets the default dockbook, which is the dockbook in which new
* dockables should be put in single-window mode.
*
* Returns: (nullable): The default dockbook for new dockables, or %NULL if no
* dockbook were available.
**/
GtkWidget *
pika_image_window_get_default_dockbook (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
PikaDockColumns *dock_columns;
GtkWidget *dockbook = NULL;
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
/* First try the first dockbook in the right docks */
dock_columns = PIKA_DOCK_COLUMNS (private->right_docks);
dockbook = pika_image_window_get_first_dockbook (dock_columns);
/* Then the left docks */
if (! dockbook)
{
dock_columns = PIKA_DOCK_COLUMNS (private->left_docks);
dockbook = pika_image_window_get_first_dockbook (dock_columns);
}
return dockbook;
}
/**
* pika_image_window_keep_canvas_pos:
* @window:
*
* Stores the coordinates of the current image canvas origin relatively
* its GtkWindow; and on the first size-allocate sets the offsets in
* the shell so that the image origin remains the same (even on another
* GtkWindow).
*
* Example use case: The user hides docks attached to the side of image
* windows. You want the image to remain fixed on the screen though,
* so you use this function to keep the image fixed after the docks
* have been hidden.
**/
void
pika_image_window_keep_canvas_pos (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
PikaDisplayShell *shell;
gint canvas_x;
gint canvas_y;
gint window_x;
gint window_y;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
if (private->suspend_keep_pos > 0)
return;
shell = pika_image_window_get_active_shell (window);
pika_display_shell_transform_xy (shell, 0.0, 0.0, &canvas_x, &canvas_y);
if (gtk_widget_translate_coordinates (GTK_WIDGET (shell->canvas),
GTK_WIDGET (window),
canvas_x, canvas_y,
&window_x, &window_y))
{
PosCorrectionData *data = g_new0 (PosCorrectionData, 1);
data->canvas_x = canvas_x;
data->canvas_y = canvas_y;
data->window_x = window_x;
data->window_y = window_y;
g_signal_connect_data (shell, "size-allocate",
G_CALLBACK (pika_image_window_shell_size_allocate),
data, (GClosureNotify) g_free,
G_CONNECT_AFTER);
/*
* XXX Asking a resize should not be necessary and should happen
* automatically with the translate coordinates. And it does, but
* sometimes only after some further event (like clicking on shell
* widgets). Until such event happens, the shell look broken, for
* instance with rulers and canvas overlapping and misaligned
* ruler values.
* So I queue a resize explicitly to force the correct shell
* visualization immediately.
* See also #5813.
*/
gtk_widget_queue_resize (GTK_WIDGET (shell));
}
}
void
pika_image_window_suspend_keep_pos (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
private->suspend_keep_pos++;
}
void
pika_image_window_resume_keep_pos (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
g_return_if_fail (private->suspend_keep_pos > 0);
private->suspend_keep_pos--;
}
/**
* pika_image_window_update_tabs:
* @window: the Image Window to update.
*
* Holds the logics of whether shell tabs are to be shown or not in the
* Image Window @window. This function should be called after every
* change to @window where one might expect tab visibility to change.
*
* No direct call to gtk_notebook_set_show_tabs() should ever be made.
* If we change the logics of tab hiding, we should only change this
* procedure instead.
**/
void
pika_image_window_update_tabs (PikaImageWindow *window)
{
PikaImageWindowPrivate *private;
PikaGuiConfig *config;
GtkPositionType position;
g_return_if_fail (PIKA_IS_IMAGE_WINDOW (window));
private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
config = PIKA_GUI_CONFIG (private->pika->config);
/* Tab visibility. */
gtk_notebook_set_show_tabs (GTK_NOTEBOOK (private->notebook),
config->single_window_mode &&
config->show_tabs &&
! config->hide_docks &&
((private->active_shell &&
private->active_shell->display &&
pika_display_get_image (private->active_shell->display)) ||
g_list_length (private->shells) > 1));
/* Tab position. */
switch (config->tabs_position)
{
case PIKA_POSITION_TOP:
position = GTK_POS_TOP;
break;
case PIKA_POSITION_BOTTOM:
position = GTK_POS_BOTTOM;
break;
case PIKA_POSITION_LEFT:
position = GTK_POS_LEFT;
break;
case PIKA_POSITION_RIGHT:
position = GTK_POS_RIGHT;
break;
default:
/* If we have any strange value, just reset to default. */
position = GTK_POS_TOP;
break;
}
gtk_notebook_set_tab_pos (GTK_NOTEBOOK (private->notebook), position);
}
/* private functions */
static void
pika_image_window_show_tooltip (PikaUIManager *manager,
const gchar *tooltip,
PikaImageWindow *window)
{
PikaDisplayShell *shell = pika_image_window_get_active_shell (window);
PikaStatusbar *statusbar = NULL;
if (! shell)
return;
statusbar = pika_display_shell_get_statusbar (shell);
pika_statusbar_push (statusbar, "menu-tooltip",
NULL, "%s", tooltip);
}
static void
pika_image_window_config_notify (PikaImageWindow *window,
GParamSpec *pspec,
PikaGuiConfig *config)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
/* Dock column visibility */
if (strcmp (pspec->name, "single-window-mode") == 0 ||
strcmp (pspec->name, "hide-docks") == 0 ||
strcmp (pspec->name, "show-tabs") == 0 ||
strcmp (pspec->name, "tabs-position") == 0)
{
if (strcmp (pspec->name, "single-window-mode") == 0 ||
strcmp (pspec->name, "hide-docks") == 0)
{
gboolean show_docks = (config->single_window_mode &&
! config->hide_docks);
pika_image_window_keep_canvas_pos (window);
gtk_widget_set_visible (private->left_docks, show_docks);
gtk_widget_set_visible (private->right_docks, show_docks);
/* If docks are being shown, and we are in multi-window-mode,
* and this is the window of the active display, try to set
* the keyboard focus to this window because it might have
* been stolen by a dock. See bug #567333.
*/
if (strcmp (pspec->name, "hide-docks") == 0 &&
! config->single_window_mode &&
! config->hide_docks)
{
PikaDisplayShell *shell;
PikaContext *user_context;
shell = pika_image_window_get_active_shell (window);
user_context = pika_get_user_context (private->pika);
if (pika_context_get_display (user_context) == shell->display)
{
GdkWindow *w = gtk_widget_get_window (GTK_WIDGET (window));
if (w)
gdk_window_focus (w, gtk_get_current_event_time ());
}
}
}
pika_image_window_update_tabs (window);
}
/* Session management */
if (strcmp (pspec->name, "single-window-mode") == 0)
{
pika_image_window_session_update (window,
NULL /*new_display*/,
pika_image_window_config_to_entry_id (config),
pika_widget_get_monitor (GTK_WIDGET (window)));
}
}
static void
pika_image_window_hide_tooltip (PikaUIManager *manager,
PikaImageWindow *window)
{
PikaDisplayShell *shell = pika_image_window_get_active_shell (window);
PikaStatusbar *statusbar = NULL;
if (! shell)
return;
statusbar = pika_display_shell_get_statusbar (shell);
pika_statusbar_pop (statusbar, "menu-tooltip");
}
static gboolean
pika_image_window_update_ui_manager_idle (PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
pika_assert (private->active_shell != NULL);
pika_ui_manager_update (menus_get_image_manager_singleton (private->active_shell->display->pika),
private->active_shell->display);
private->update_ui_manager_idle_id = 0;
return G_SOURCE_REMOVE;
}
static void
pika_image_window_update_ui_manager (PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
if (! private->update_ui_manager_idle_id)
{
private->update_ui_manager_idle_id =
g_idle_add_full (PIKA_PRIORITY_IMAGE_WINDOW_UPDATE_UI_MANAGER_IDLE,
(GSourceFunc) pika_image_window_update_ui_manager_idle,
window,
NULL);
}
}
static void
pika_image_window_shell_size_allocate (PikaDisplayShell *shell,
GtkAllocation *allocation,
PosCorrectionData *data)
{
PikaImageWindow *window = pika_display_shell_get_window (shell);
gint new_window_x;
gint new_window_y;
if (gtk_widget_translate_coordinates (GTK_WIDGET (shell->canvas),
GTK_WIDGET (window),
data->canvas_x, data->canvas_y,
&new_window_x, &new_window_y))
{
gint off_x = new_window_x - data->window_x;
gint off_y = new_window_y - data->window_y;
if (off_x || off_y)
pika_display_shell_scroll (shell, off_x, off_y);
}
g_signal_handlers_disconnect_by_func (shell,
pika_image_window_shell_size_allocate,
data);
}
static gboolean
pika_image_window_shell_events (GtkWidget *widget,
GdkEvent *event,
PikaImageWindow *window)
{
PikaDisplayShell *shell = pika_image_window_get_active_shell (window);
if (! shell)
return FALSE;
return pika_display_shell_events (widget, event, shell);
}
static void
pika_image_window_switch_page (GtkNotebook *notebook,
gpointer page,
gint page_num,
PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
PikaDisplayShell *shell;
PikaDisplay *active_display;
shell = PIKA_DISPLAY_SHELL (gtk_notebook_get_nth_page (notebook, page_num));
if (shell == private->active_shell)
return;
pika_image_window_disconnect_from_active_shell (window);
PIKA_LOG (WM, "PikaImageWindow %p, private->active_shell = %p; \n",
window, shell);
private->active_shell = shell;
pika_window_set_primary_focus_widget (PIKA_WINDOW (window),
shell->canvas);
active_display = private->active_shell->display;
g_signal_connect (active_display, "notify::image",
G_CALLBACK (pika_image_window_image_notify),
window);
g_signal_connect (private->active_shell, "scaled",
G_CALLBACK (pika_image_window_shell_scaled),
window);
g_signal_connect (private->active_shell, "rotated",
G_CALLBACK (pika_image_window_shell_rotated),
window);
g_signal_connect (private->active_shell, "notify::title",
G_CALLBACK (pika_image_window_shell_title_notify),
window);
gtk_window_set_title (GTK_WINDOW (window), shell->title);
pika_display_shell_appearance_update (private->active_shell);
if (gtk_widget_get_window (GTK_WIDGET (window)))
{
/* we are fully initialized, use the window's current monitor
*/
pika_image_window_session_update (window,
active_display,
NULL /*new_entry_id*/,
pika_widget_get_monitor (GTK_WIDGET (window)));
}
else
{
/* we are in construction, use the initial monitor; calling
* pika_widget_get_monitor() would get us the monitor where the
* pointer is
*/
pika_image_window_session_update (window,
active_display,
NULL /*new_entry_id*/,
private->initial_monitor);
}
pika_context_set_display (pika_get_user_context (private->pika),
active_display);
pika_image_window_update_ui_manager (window);
pika_image_window_update_tab_labels (window);
}
static void
pika_image_window_page_removed (GtkNotebook *notebook,
GtkWidget *widget,
gint page_num,
PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
if (GTK_WIDGET (private->active_shell) == widget)
{
PIKA_LOG (WM, "PikaImageWindow %p, private->active_shell = %p; \n",
window, NULL);
pika_image_window_disconnect_from_active_shell (window);
private->active_shell = NULL;
}
}
static void
pika_image_window_page_reordered (GtkNotebook *notebook,
GtkWidget *widget,
gint page_num,
PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
PikaContainer *displays = private->pika->displays;
gint index = g_list_index (private->shells, widget);
if (index != page_num)
{
private->shells = g_list_remove (private->shells, widget);
private->shells = g_list_insert (private->shells, widget, page_num);
}
/* We need to reorder the displays as well in order to update the
* numbered accelerators (alt-1, alt-2, etc.).
*/
pika_container_reorder (displays,
PIKA_OBJECT (PIKA_DISPLAY_SHELL (widget)->display),
page_num);
gtk_notebook_reorder_child (notebook, widget, page_num);
}
static void
pika_image_window_disconnect_from_active_shell (PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
PikaDisplay *active_display = NULL;
if (! private->active_shell)
return;
active_display = private->active_shell->display;
if (active_display)
g_signal_handlers_disconnect_by_func (active_display,
pika_image_window_image_notify,
window);
g_signal_handlers_disconnect_by_func (private->active_shell,
pika_image_window_shell_scaled,
window);
g_signal_handlers_disconnect_by_func (private->active_shell,
pika_image_window_shell_rotated,
window);
g_signal_handlers_disconnect_by_func (private->active_shell,
pika_image_window_shell_title_notify,
window);
pika_image_window_hide_tooltip (menus_get_image_manager_singleton (private->pika), window);
if (private->update_ui_manager_idle_id)
{
g_source_remove (private->update_ui_manager_idle_id);
private->update_ui_manager_idle_id = 0;
}
}
static void
pika_image_window_image_notify (PikaDisplay *display,
const GParamSpec *pspec,
PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
GtkWidget *tab_label;
GList *children;
GtkWidget *view;
pika_image_window_session_update (window,
display,
NULL /*new_entry_id*/,
pika_widget_get_monitor (GTK_WIDGET (window)));
tab_label = gtk_notebook_get_tab_label (GTK_NOTEBOOK (private->notebook),
GTK_WIDGET (pika_display_get_shell (display)));
children = gtk_container_get_children (GTK_CONTAINER (tab_label));
view = GTK_WIDGET (children->data);
g_list_free (children);
pika_view_set_viewable (PIKA_VIEW (view),
PIKA_VIEWABLE (pika_display_get_image (display)));
pika_image_window_update_ui_manager (window);
}
static void
pika_image_window_session_clear (PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
GtkWidget *widget = GTK_WIDGET (window);
if (pika_dialog_factory_from_widget (widget, NULL))
pika_dialog_factory_remove_dialog (private->dialog_factory,
widget);
}
static void
pika_image_window_session_apply (PikaImageWindow *window,
const gchar *entry_id,
GdkMonitor *monitor)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
PikaSessionInfo *session_info = NULL;
gint width = -1;
gint height = -1;
gtk_window_unfullscreen (GTK_WINDOW (window));
/* get the NIW size before adding the display to the dialog
* factory so the window's current size doesn't affect the
* stored session info entry.
*/
session_info =
pika_dialog_factory_find_session_info (private->dialog_factory, entry_id);
if (session_info)
{
width = pika_session_info_get_width (session_info);
height = pika_session_info_get_height (session_info);
}
else
{
GtkAllocation allocation;
gtk_widget_get_allocation (GTK_WIDGET (window), &allocation);
width = allocation.width;
height = allocation.height;
}
pika_dialog_factory_add_foreign (private->dialog_factory,
entry_id,
GTK_WIDGET (window),
monitor);
gtk_window_unmaximize (GTK_WINDOW (window));
gtk_window_resize (GTK_WINDOW (window), width, height);
}
static void
pika_image_window_session_update (PikaImageWindow *window,
PikaDisplay *new_display,
const gchar *new_entry_id,
GdkMonitor *monitor)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
/* Handle changes to the entry id */
if (new_entry_id)
{
if (! private->entry_id)
{
/* We're initializing. If we're in single-window mode, this
* will be the only window, so start to session manage
* it. If we're in multi-window mode, we will find out if we
* should session manage ourselves when we get a display
*/
if (strcmp (new_entry_id, PIKA_SINGLE_IMAGE_WINDOW_ENTRY_ID) == 0)
{
pika_image_window_session_apply (window, new_entry_id, monitor);
}
}
else if (strcmp (private->entry_id, new_entry_id) != 0)
{
/* The entry id changed, immediately and always stop session
* managing the old entry
*/
pika_image_window_session_clear (window);
if (strcmp (new_entry_id, PIKA_EMPTY_IMAGE_WINDOW_ENTRY_ID) == 0)
{
/* If there is only one imageless display, we shall
* become the empty image window
*/
if (private->active_shell &&
private->active_shell->display &&
! pika_display_get_image (private->active_shell->display) &&
g_list_length (private->shells) <= 1)
{
pika_image_window_session_apply (window, new_entry_id,
monitor);
}
}
else if (strcmp (new_entry_id, PIKA_SINGLE_IMAGE_WINDOW_ENTRY_ID) == 0)
{
/* As soon as we become the single image window, we
* shall session manage ourself until single-window mode
* is exited
*/
pika_image_window_session_apply (window, new_entry_id,
monitor);
}
}
private->entry_id = new_entry_id;
}
/* Handle changes to the displays. When in single-window mode, we
* just keep session managing the single image window. We only need
* to care about the multi-window mode case here
*/
if (new_display &&
strcmp (private->entry_id, PIKA_EMPTY_IMAGE_WINDOW_ENTRY_ID) == 0)
{
if (pika_display_get_image (new_display))
{
/* As soon as we have an image we should not affect the size of the
* empty image window
*/
pika_image_window_session_clear (window);
}
else if (! pika_display_get_image (new_display) &&
g_list_length (private->shells) <= 1)
{
/* As soon as we have no image (and no other shells that may
* contain images) we should become the empty image window
*/
pika_image_window_session_apply (window, private->entry_id,
monitor);
}
}
}
static const gchar *
pika_image_window_config_to_entry_id (PikaGuiConfig *config)
{
return (config->single_window_mode ?
PIKA_SINGLE_IMAGE_WINDOW_ENTRY_ID :
PIKA_EMPTY_IMAGE_WINDOW_ENTRY_ID);
}
static void
pika_image_window_shell_scaled (PikaDisplayShell *shell,
PikaImageWindow *window)
{
/* update the <Image>/View/Zoom menu */
pika_image_window_update_ui_manager (window);
}
static void
pika_image_window_shell_rotated (PikaDisplayShell *shell,
PikaImageWindow *window)
{
/* update the <Image>/View/Rotate menu */
pika_image_window_update_ui_manager (window);
}
static void
pika_image_window_shell_title_notify (PikaDisplayShell *shell,
const GParamSpec *pspec,
PikaImageWindow *window)
{
gtk_window_set_title (GTK_WINDOW (window), shell->title);
}
static void
pika_image_window_shell_close_button_callback (PikaDisplayShell *shell)
{
if (shell)
pika_display_shell_close (shell, FALSE);
}
static GtkWidget *
pika_image_window_create_tab_label (PikaImageWindow *window,
PikaDisplayShell *shell)
{
GtkWidget *hbox;
GtkWidget *view;
PikaImage *image;
GtkWidget *button;
GtkWidget *gtk_image;
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
gtk_widget_show (hbox);
view = pika_view_new_by_types (pika_get_user_context (shell->display->pika),
PIKA_TYPE_VIEW, PIKA_TYPE_IMAGE,
PIKA_VIEW_SIZE_LARGE, 0, FALSE);
gtk_widget_set_size_request (view, PIKA_VIEW_SIZE_LARGE, -1);
pika_view_renderer_set_color_config (PIKA_VIEW (view)->renderer,
pika_display_shell_get_color_config (shell));
gtk_box_pack_start (GTK_BOX (hbox), view, FALSE, FALSE, 0);
gtk_widget_show (view);
image = pika_display_get_image (shell->display);
if (image)
pika_view_set_viewable (PIKA_VIEW (view), PIKA_VIEWABLE (image));
button = gtk_button_new ();
gtk_widget_set_can_focus (button, FALSE);
gtk_button_set_relief (GTK_BUTTON (button), GTK_RELIEF_NONE);
gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
gtk_image = gtk_image_new_from_icon_name (PIKA_ICON_CLOSE,
GTK_ICON_SIZE_MENU);
gtk_container_add (GTK_CONTAINER (button), gtk_image);
gtk_widget_show (gtk_image);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (pika_image_window_shell_close_button_callback),
shell);
g_object_set_data (G_OBJECT (hbox), "close-button", button);
return hbox;
}
static void
pika_image_window_update_tab_labels (PikaImageWindow *window)
{
PikaImageWindowPrivate *private = PIKA_IMAGE_WINDOW_GET_PRIVATE (window);
GList *children;
GList *list;
children = gtk_container_get_children (GTK_CONTAINER (private->notebook));
for (list = children; list; list = g_list_next (list))
{
GtkWidget *shell = list->data;
GtkWidget *tab_widget;
GtkWidget *close_button;
tab_widget = gtk_notebook_get_tab_label (GTK_NOTEBOOK (private->notebook),
shell);
close_button = g_object_get_data (G_OBJECT (tab_widget), "close-button");
if (pika_context_get_display (pika_get_user_context (private->pika)) ==
PIKA_DISPLAY_SHELL (shell)->display)
{
gtk_widget_show (close_button);
}
else
{
gtk_widget_hide (close_button);
}
}
g_list_free (children);
}
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