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authorPerberos <[email protected]>2011-12-01 22:24:23 -0300
committerPerberos <[email protected]>2011-12-01 22:24:23 -0300
commit0e004c696b0e68b2cff37a4c3315b022a35eaf43 (patch)
tree43261e815529cb9518ed7be37af13b846af8b26b /src/caja-notebook.c
downloadcaja-0e004c696b0e68b2cff37a4c3315b022a35eaf43.tar.bz2
caja-0e004c696b0e68b2cff37a4c3315b022a35eaf43.tar.xz
moving from https://github.com/perberos/mate-desktop-environment
Diffstat (limited to 'src/caja-notebook.c')
-rw-r--r--src/caja-notebook.c570
1 files changed, 570 insertions, 0 deletions
diff --git a/src/caja-notebook.c b/src/caja-notebook.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright © 2002 Christophe Fergeau
+ * Copyright © 2003, 2004 Marco Pesenti Gritti
+ * Copyright © 2003, 2004, 2005 Christian Persch
+ * (ephy-notebook.c)
+ *
+ * Copyright © 2008 Free Software Foundation, Inc.
+ * (caja-notebook.c)
+ *
+ * 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, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "config.h"
+
+#include "caja-notebook.h"
+#include "caja-navigation-window.h"
+#include "caja-window-manage-views.h"
+#include "caja-window-private.h"
+#include "caja-window-slot.h"
+#include "caja-navigation-window-pane.h"
+#include <libcaja-private/caja-dnd.h>
+
+#include <glib/gi18n.h>
+#include <gio/gio.h>
+#include <gtk/gtk.h>
+
+#define TAB_WIDTH_N_CHARS 15
+
+#define AFTER_ALL_TABS -1
+#define NOT_IN_APP_WINDOWS -2
+
+#define INSANE_NUMBER_OF_URLS 20
+
+static void caja_notebook_init (CajaNotebook *notebook);
+static void caja_notebook_class_init (CajaNotebookClass *klass);
+static int caja_notebook_insert_page (GtkNotebook *notebook,
+ GtkWidget *child,
+ GtkWidget *tab_label,
+ GtkWidget *menu_label,
+ int position);
+static void caja_notebook_remove (GtkContainer *container,
+ GtkWidget *tab_widget);
+
+static const GtkTargetEntry url_drag_types[] =
+{
+ { CAJA_ICON_DND_MATE_ICON_LIST_TYPE, 0, CAJA_ICON_DND_MATE_ICON_LIST },
+ { CAJA_ICON_DND_URI_LIST_TYPE, 0, CAJA_ICON_DND_URI_LIST },
+};
+
+enum
+{
+ TAB_CLOSE_REQUEST,
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL];
+
+G_DEFINE_TYPE (CajaNotebook, caja_notebook, GTK_TYPE_NOTEBOOK);
+
+static void
+caja_notebook_class_init (CajaNotebookClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
+ GtkNotebookClass *notebook_class = GTK_NOTEBOOK_CLASS (klass);
+
+ container_class->remove = caja_notebook_remove;
+
+ notebook_class->insert_page = caja_notebook_insert_page;
+
+ gtk_rc_parse_string ("style \"caja-tab-close-button-style\"\n"
+ "{\n"
+ "GtkWidget::focus-padding = 0\n"
+ "GtkWidget::focus-line-width = 0\n"
+ "xthickness = 0\n"
+ "ythickness = 0\n"
+ "}\n"
+ "widget \"*.caja-tab-close-button\" style \"caja-tab-close-button-style\"");
+
+ signals[TAB_CLOSE_REQUEST] =
+ g_signal_new ("tab-close-request",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (CajaNotebookClass, tab_close_request),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__OBJECT,
+ G_TYPE_NONE,
+ 1,
+ CAJA_TYPE_WINDOW_SLOT);
+}
+
+
+/* FIXME remove when gtknotebook's func for this becomes public, bug #.... */
+static CajaNotebook *
+find_notebook_at_pointer (gint abs_x, gint abs_y)
+{
+ GdkWindow *win_at_pointer, *toplevel_win;
+ gpointer toplevel = NULL;
+ gint x, y;
+
+ /* FIXME multi-head */
+ win_at_pointer = gdk_window_at_pointer (&x, &y);
+ if (win_at_pointer == NULL)
+ {
+ /* We are outside all windows containing a notebook */
+ return NULL;
+ }
+
+ toplevel_win = gdk_window_get_toplevel (win_at_pointer);
+
+ /* get the GtkWidget which owns the toplevel GdkWindow */
+ gdk_window_get_user_data (toplevel_win, &toplevel);
+
+ /* toplevel should be an CajaWindow */
+ if (toplevel != NULL && CAJA_IS_NAVIGATION_WINDOW (toplevel))
+ {
+ return CAJA_NOTEBOOK (CAJA_NAVIGATION_WINDOW_PANE (CAJA_WINDOW (toplevel)->details->active_pane)->notebook);
+ }
+
+ return NULL;
+}
+
+static gboolean
+is_in_notebook_window (CajaNotebook *notebook,
+ gint abs_x, gint abs_y)
+{
+ CajaNotebook *nb_at_pointer;
+
+ nb_at_pointer = find_notebook_at_pointer (abs_x, abs_y);
+
+ return nb_at_pointer == notebook;
+}
+
+static gint
+find_tab_num_at_pos (CajaNotebook *notebook, gint abs_x, gint abs_y)
+{
+ GtkPositionType tab_pos;
+ int page_num = 0;
+ GtkNotebook *nb = GTK_NOTEBOOK (notebook);
+ GtkWidget *page;
+ GtkAllocation allocation;
+
+ tab_pos = gtk_notebook_get_tab_pos (GTK_NOTEBOOK (notebook));
+
+ if (gtk_notebook_get_n_pages (nb) == 0)
+ {
+ return AFTER_ALL_TABS;
+ }
+
+ /* For some reason unfullscreen + quick click can
+ cause a wrong click event to be reported to the tab */
+ if (!is_in_notebook_window(notebook, abs_x, abs_y))
+ {
+ return NOT_IN_APP_WINDOWS;
+ }
+
+ while ((page = gtk_notebook_get_nth_page (nb, page_num)))
+ {
+ GtkWidget *tab;
+ gint max_x, max_y;
+ gint x_root, y_root;
+
+ tab = gtk_notebook_get_tab_label (nb, page);
+ g_return_val_if_fail (tab != NULL, -1);
+
+ if (!gtk_widget_get_mapped (GTK_WIDGET (tab)))
+ {
+ page_num++;
+ continue;
+ }
+
+ gdk_window_get_origin (gtk_widget_get_window (tab),
+ &x_root, &y_root);
+ gtk_widget_get_allocation (tab, &allocation);
+
+ max_x = x_root + allocation.x + allocation.width;
+ max_y = y_root + allocation.y + allocation.height;
+
+ if (((tab_pos == GTK_POS_TOP)
+ || (tab_pos == GTK_POS_BOTTOM))
+ &&(abs_x<=max_x))
+ {
+ return page_num;
+ }
+ else if (((tab_pos == GTK_POS_LEFT)
+ || (tab_pos == GTK_POS_RIGHT))
+ && (abs_y<=max_y))
+ {
+ return page_num;
+ }
+
+ page_num++;
+ }
+ return AFTER_ALL_TABS;
+}
+
+static gboolean
+button_press_cb (CajaNotebook *notebook,
+ GdkEventButton *event,
+ gpointer data)
+{
+ int tab_clicked;
+
+ tab_clicked = find_tab_num_at_pos (notebook, event->x_root, event->y_root);
+
+ if (event->type == GDK_BUTTON_PRESS &&
+ event->button == 3 &&
+ (event->state & gtk_accelerator_get_default_mod_mask ()) == 0)
+ {
+ if (tab_clicked == -1)
+ {
+ /* consume event, so that we don't pop up the context menu when
+ * the mouse if not over a tab label
+ */
+ return TRUE;
+ }
+
+ /* switch to the page the mouse is over, but don't consume the event */
+ gtk_notebook_set_current_page (GTK_NOTEBOOK (notebook), tab_clicked);
+ }
+
+ return FALSE;
+}
+
+static void
+caja_notebook_init (CajaNotebook *notebook)
+{
+ gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
+ gtk_notebook_set_show_border (GTK_NOTEBOOK (notebook), FALSE);
+ gtk_notebook_set_show_tabs (GTK_NOTEBOOK (notebook), FALSE);
+
+ g_signal_connect (notebook, "button-press-event",
+ (GCallback)button_press_cb, NULL);
+
+ /* Set up drag-and-drop target */
+ /* TODO this would be used for opening a new tab.
+ * It will only work properly as soon as GtkNotebook
+ * supports to find out whether a particular point
+ * is on a tab button or not.
+ */
+#if 0
+ gtk_drag_dest_set (GTK_WIDGET (notebook), 0,
+ url_drag_types, G_N_ELEMENTS (url_drag_types),
+ GDK_ACTION_LINK);
+ gtk_drag_dest_set_track_motion (GTK_WIDGET (notebook), TRUE);
+#endif
+}
+
+void
+caja_notebook_sync_loading (CajaNotebook *notebook,
+ CajaWindowSlot *slot)
+{
+ GtkWidget *tab_label, *spinner, *icon;
+ gboolean active;
+
+ g_return_if_fail (CAJA_IS_NOTEBOOK (notebook));
+ g_return_if_fail (CAJA_IS_WINDOW_SLOT (slot));
+
+ tab_label = gtk_notebook_get_tab_label (GTK_NOTEBOOK (notebook), slot->content_box);
+ g_return_if_fail (GTK_IS_WIDGET (tab_label));
+
+ spinner = GTK_WIDGET (g_object_get_data (G_OBJECT (tab_label), "spinner"));
+ icon = GTK_WIDGET (g_object_get_data (G_OBJECT (tab_label), "icon"));
+ g_return_if_fail (spinner != NULL && icon != NULL);
+
+ active = FALSE;
+ g_object_get (spinner, "active", &active, NULL);
+ if (active == slot->allow_stop)
+ {
+ return;
+ }
+
+ if (slot->allow_stop)
+ {
+ gtk_widget_hide (icon);
+ gtk_widget_show (spinner);
+ gtk_spinner_start (GTK_SPINNER (spinner));
+ }
+ else
+ {
+ gtk_spinner_stop (GTK_SPINNER (spinner));
+ gtk_widget_hide (spinner);
+ gtk_widget_show (icon);
+ }
+}
+
+void
+caja_notebook_sync_tab_label (CajaNotebook *notebook,
+ CajaWindowSlot *slot)
+{
+ GtkWidget *hbox, *label;
+ char *location_name;
+
+ g_return_if_fail (CAJA_IS_NOTEBOOK (notebook));
+ g_return_if_fail (CAJA_IS_WINDOW_SLOT (slot));
+ g_return_if_fail (GTK_IS_WIDGET (slot->content_box));
+
+ hbox = gtk_notebook_get_tab_label (GTK_NOTEBOOK (notebook), slot->content_box);
+ g_return_if_fail (GTK_IS_WIDGET (hbox));
+
+ label = GTK_WIDGET (g_object_get_data (G_OBJECT (hbox), "label"));
+ g_return_if_fail (GTK_IS_WIDGET (label));
+
+ gtk_label_set_text (GTK_LABEL (label), slot->title);
+
+ if (slot->location != NULL)
+ {
+ /* Set the tooltip on the label's parent (the tab label hbox),
+ * so it covers all of the tab label.
+ */
+ location_name = g_file_get_parse_name (slot->location);
+ gtk_widget_set_tooltip_text (gtk_widget_get_parent (label), location_name);
+ g_free (location_name);
+ }
+ else
+ {
+ gtk_widget_set_tooltip_text (gtk_widget_get_parent (label), NULL);
+ }
+}
+
+static void
+close_button_clicked_cb (GtkWidget *widget,
+ CajaWindowSlot *slot)
+{
+ GtkWidget *notebook;
+
+ notebook = gtk_widget_get_ancestor (slot->content_box, CAJA_TYPE_NOTEBOOK);
+ if (notebook != NULL)
+ {
+ g_signal_emit (notebook, signals[TAB_CLOSE_REQUEST], 0, slot);
+ }
+}
+
+static GtkWidget *
+build_tab_label (CajaNotebook *nb, CajaWindowSlot *slot)
+{
+ CajaDragSlotProxyInfo *drag_info;
+ GtkWidget *hbox, *label, *close_button, *image, *spinner, *icon;
+
+ /* set hbox spacing and label padding (see below) so that there's an
+ * equal amount of space around the label */
+ hbox = gtk_hbox_new (FALSE, 4);
+ gtk_widget_show (hbox);
+
+ /* setup load feedback */
+ spinner = gtk_spinner_new ();
+ gtk_box_pack_start (GTK_BOX (hbox), spinner, FALSE, FALSE, 0);
+
+ /* setup site icon, empty by default */
+ icon = gtk_image_new ();
+ gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0);
+ /* don't show the icon */
+
+ /* setup label */
+ label = gtk_label_new (NULL);
+ gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
+ gtk_label_set_single_line_mode (GTK_LABEL (label), TRUE);
+ gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
+ gtk_misc_set_padding (GTK_MISC (label), 0, 0);
+ gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 0);
+ gtk_widget_show (label);
+
+ /* setup close button */
+ close_button = gtk_button_new ();
+ gtk_button_set_relief (GTK_BUTTON (close_button),
+ GTK_RELIEF_NONE);
+ /* don't allow focus on the close button */
+ gtk_button_set_focus_on_click (GTK_BUTTON (close_button), FALSE);
+
+ gtk_widget_set_name (close_button, "caja-tab-close-button");
+
+ image = gtk_image_new_from_stock (GTK_STOCK_CLOSE, GTK_ICON_SIZE_MENU);
+ gtk_widget_set_tooltip_text (close_button, _("Close tab"));
+ g_signal_connect_object (close_button, "clicked",
+ G_CALLBACK (close_button_clicked_cb), slot, 0);
+
+ gtk_container_add (GTK_CONTAINER (close_button), image);
+ gtk_widget_show (image);
+
+ gtk_box_pack_start (GTK_BOX (hbox), close_button, FALSE, FALSE, 0);
+ gtk_widget_show (close_button);
+
+ drag_info = g_new0 (CajaDragSlotProxyInfo, 1);
+ drag_info->target_slot = slot;
+ g_object_set_data_full (G_OBJECT (hbox), "proxy-drag-info",
+ drag_info, (GDestroyNotify) g_free);
+
+ caja_drag_slot_proxy_init (hbox, drag_info);
+
+ g_object_set_data (G_OBJECT (hbox), "label", label);
+ g_object_set_data (G_OBJECT (hbox), "spinner", spinner);
+ g_object_set_data (G_OBJECT (hbox), "icon", icon);
+ g_object_set_data (G_OBJECT (hbox), "close-button", close_button);
+
+ return hbox;
+}
+
+static int
+caja_notebook_insert_page (GtkNotebook *gnotebook,
+ GtkWidget *tab_widget,
+ GtkWidget *tab_label,
+ GtkWidget *menu_label,
+ int position)
+{
+ g_assert (GTK_IS_WIDGET (tab_widget));
+
+ position = GTK_NOTEBOOK_CLASS (caja_notebook_parent_class)->insert_page (gnotebook,
+ tab_widget,
+ tab_label,
+ menu_label,
+ position);
+
+ gtk_notebook_set_show_tabs (gnotebook,
+ gtk_notebook_get_n_pages (gnotebook) > 1);
+ gtk_notebook_set_tab_reorderable (gnotebook, tab_widget, TRUE);
+
+ return position;
+}
+
+int
+caja_notebook_add_tab (CajaNotebook *notebook,
+ CajaWindowSlot *slot,
+ int position,
+ gboolean jump_to)
+{
+ GtkNotebook *gnotebook = GTK_NOTEBOOK (notebook);
+ GtkWidget *tab_label;
+
+ g_return_val_if_fail (CAJA_IS_NOTEBOOK (notebook), -1);
+ g_return_val_if_fail (CAJA_IS_WINDOW_SLOT (slot), -1);
+
+ tab_label = build_tab_label (notebook, slot);
+
+ position = gtk_notebook_insert_page (GTK_NOTEBOOK (notebook),
+ slot->content_box,
+ tab_label,
+ position);
+
+ gtk_container_child_set (GTK_CONTAINER (notebook),
+ slot->content_box,
+ "tab-expand", TRUE,
+ NULL);
+
+ caja_notebook_sync_tab_label (notebook, slot);
+ caja_notebook_sync_loading (notebook, slot);
+
+
+ /* FIXME gtk bug! */
+ /* FIXME: this should be fixed in gtk 2.12; check & remove this! */
+ /* The signal handler may have reordered the tabs */
+ position = gtk_notebook_page_num (gnotebook, slot->content_box);
+
+ if (jump_to)
+ {
+ gtk_notebook_set_current_page (gnotebook, position);
+
+ }
+
+ return position;
+}
+
+static void
+caja_notebook_remove (GtkContainer *container,
+ GtkWidget *tab_widget)
+{
+ GtkNotebook *gnotebook = GTK_NOTEBOOK (container);
+ GTK_CONTAINER_CLASS (caja_notebook_parent_class)->remove (container, tab_widget);
+
+ gtk_notebook_set_show_tabs (gnotebook,
+ gtk_notebook_get_n_pages (gnotebook) > 1);
+
+}
+
+void
+caja_notebook_reorder_current_child_relative (CajaNotebook *notebook,
+ int offset)
+{
+ GtkNotebook *gnotebook;
+ GtkWidget *child;
+ int page;
+
+ g_return_if_fail (CAJA_IS_NOTEBOOK (notebook));
+
+ if (!caja_notebook_can_reorder_current_child_relative (notebook, offset))
+ {
+ return;
+ }
+
+ gnotebook = GTK_NOTEBOOK (notebook);
+
+ page = gtk_notebook_get_current_page (gnotebook);
+ child = gtk_notebook_get_nth_page (gnotebook, page);
+ gtk_notebook_reorder_child (gnotebook, child, page + offset);
+}
+
+void
+caja_notebook_set_current_page_relative (CajaNotebook *notebook,
+ int offset)
+{
+ GtkNotebook *gnotebook;
+ int page;
+
+ g_return_if_fail (CAJA_IS_NOTEBOOK (notebook));
+
+ if (!caja_notebook_can_set_current_page_relative (notebook, offset))
+ {
+ return;
+ }
+
+ gnotebook = GTK_NOTEBOOK (notebook);
+
+ page = gtk_notebook_get_current_page (gnotebook);
+ gtk_notebook_set_current_page (gnotebook, page + offset);
+
+}
+
+static gboolean
+caja_notebook_is_valid_relative_position (CajaNotebook *notebook,
+ int offset)
+{
+ GtkNotebook *gnotebook;
+ int page;
+ int n_pages;
+
+ gnotebook = GTK_NOTEBOOK (notebook);
+
+ page = gtk_notebook_get_current_page (gnotebook);
+ n_pages = gtk_notebook_get_n_pages (gnotebook) - 1;
+ if (page < 0 ||
+ (offset < 0 && page < -offset) ||
+ (offset > 0 && page > n_pages - offset))
+ {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+gboolean
+caja_notebook_can_reorder_current_child_relative (CajaNotebook *notebook,
+ int offset)
+{
+ g_return_val_if_fail (CAJA_IS_NOTEBOOK (notebook), FALSE);
+
+ return caja_notebook_is_valid_relative_position (notebook, offset);
+}
+
+gboolean
+caja_notebook_can_set_current_page_relative (CajaNotebook *notebook,
+ int offset)
+{
+ g_return_val_if_fail (CAJA_IS_NOTEBOOK (notebook), FALSE);
+
+ return caja_notebook_is_valid_relative_position (notebook, offset);
+}
+
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-26 14:41:37 +0000