-/* gtkpathbar.h
+/* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */
+/* gtkpathbar.c
* Copyright (C) 2004 Red Hat, Inc., Jonathan Blandford <jrb@gnome.org>
*
* This library is free software; you can redistribute it and/or
* Boston, MA 02111-1307, USA.
*/
-#include <config.h>
+#include "config.h"
#include <string.h>
#include "gtkpathbar.h"
#include "gtktogglebutton.h"
+#include "gtkalignment.h"
#include "gtkarrow.h"
+#include "gtkdnd.h"
#include "gtkimage.h"
#include "gtkintl.h"
+#include "gtkicontheme.h"
+#include "gtkiconfactory.h"
#include "gtklabel.h"
#include "gtkhbox.h"
#include "gtkmain.h"
#include "gtkmarshalers.h"
+#include "gtkalias.h"
enum {
PATH_CLICKED,
NORMAL_BUTTON,
ROOT_BUTTON,
HOME_BUTTON,
+ DESKTOP_BUTTON
} ButtonType;
+#define BUTTON_DATA(x) ((ButtonData *)(x))
+
+#define SCROLL_DELAY_FACTOR 5
+
static guint path_bar_signals [LAST_SIGNAL] = { 0 };
-/* FIXME: this should correspond to gtk_icon_size_lookup_for_settings */
-#define ICON_SIZE 20
-
-
-G_DEFINE_TYPE (GtkPathBar,
- gtk_path_bar,
- GTK_TYPE_CONTAINER);
-
-static void gtk_path_bar_finalize (GObject *object);
-static void gtk_path_bar_size_request (GtkWidget *widget,
- GtkRequisition *requisition);
-static void gtk_path_bar_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static void gtk_path_bar_direction_changed (GtkWidget *widget,
- GtkTextDirection direction);
-static void gtk_path_bar_add (GtkContainer *container,
- GtkWidget *widget);
-static void gtk_path_bar_remove (GtkContainer *container,
- GtkWidget *widget);
-static void gtk_path_bar_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data);
-static void gtk_path_bar_scroll_up (GtkWidget *button, GtkPathBar *path_bar);
-static void gtk_path_bar_scroll_down (GtkWidget *button, GtkPathBar *path_bar);
+/* Icon size for if we can't get it from the theme */
+#define FALLBACK_ICON_SIZE 16
+
+typedef struct _ButtonData ButtonData;
+
+struct _ButtonData
+{
+ GtkWidget *button;
+ ButtonType type;
+ char *dir_name;
+ GFile *file;
+ GtkWidget *image;
+ GtkWidget *label;
+ GCancellable *cancellable;
+ guint ignore_changes : 1;
+ guint file_is_hidden : 1;
+};
+/* This macro is used to check if a button can be used as a fake root.
+ * All buttons in front of a fake root are automatically hidden when in a
+ * directory below a fake root and replaced with the "<" arrow button.
+ */
+#define BUTTON_IS_FAKE_ROOT(button) ((button)->type == HOME_BUTTON)
+
+G_DEFINE_TYPE (GtkPathBar, gtk_path_bar, GTK_TYPE_CONTAINER)
+
+static void gtk_path_bar_finalize (GObject *object);
+static void gtk_path_bar_dispose (GObject *object);
+static void gtk_path_bar_realize (GtkWidget *widget);
+static void gtk_path_bar_unrealize (GtkWidget *widget);
+static void gtk_path_bar_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void gtk_path_bar_map (GtkWidget *widget);
+static void gtk_path_bar_unmap (GtkWidget *widget);
+static void gtk_path_bar_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static void gtk_path_bar_add (GtkContainer *container,
+ GtkWidget *widget);
+static void gtk_path_bar_remove (GtkContainer *container,
+ GtkWidget *widget);
+static void gtk_path_bar_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+static gboolean gtk_path_bar_scroll (GtkWidget *widget,
+ GdkEventScroll *event);
+static void gtk_path_bar_scroll_up (GtkPathBar *path_bar);
+static void gtk_path_bar_scroll_down (GtkPathBar *path_bar);
+static void gtk_path_bar_stop_scrolling (GtkPathBar *path_bar);
+static gboolean gtk_path_bar_slider_up_defocus (GtkWidget *widget,
+ GdkEventButton *event,
+ GtkPathBar *path_bar);
+static gboolean gtk_path_bar_slider_down_defocus (GtkWidget *widget,
+ GdkEventButton *event,
+ GtkPathBar *path_bar);
+static gboolean gtk_path_bar_slider_button_press (GtkWidget *widget,
+ GdkEventButton *event,
+ GtkPathBar *path_bar);
+static gboolean gtk_path_bar_slider_button_release(GtkWidget *widget,
+ GdkEventButton *event,
+ GtkPathBar *path_bar);
+static void gtk_path_bar_grab_notify (GtkWidget *widget,
+ gboolean was_grabbed);
+static void gtk_path_bar_state_changed (GtkWidget *widget,
+ GtkStateType previous_state);
+static void gtk_path_bar_style_set (GtkWidget *widget,
+ GtkStyle *previous_style);
+static void gtk_path_bar_screen_changed (GtkWidget *widget,
+ GdkScreen *previous_screen);
+static void gtk_path_bar_check_icon_theme (GtkPathBar *path_bar);
+static void gtk_path_bar_update_button_appearance (GtkPathBar *path_bar,
+ ButtonData *button_data,
+ gboolean current_dir);
+
+static void
+on_slider_unmap (GtkWidget *widget,
+ GtkPathBar *path_bar)
+{
+ if (path_bar->timer &&
+ ((widget == path_bar->up_slider_button && path_bar->scrolling_up) ||
+ (widget == path_bar->down_slider_button && path_bar->scrolling_down)))
+ gtk_path_bar_stop_scrolling (path_bar);
+}
static GtkWidget *
-get_slider_button (GtkPathBar *path_bar)
+get_slider_button (GtkPathBar *path_bar,
+ GtkArrowType arrow_type)
{
GtkWidget *button;
+ AtkObject *atk_obj;
gtk_widget_push_composite_child ();
button = gtk_button_new ();
- gtk_container_add (GTK_CONTAINER (button), gtk_arrow_new (GTK_ARROW_RIGHT, GTK_SHADOW_OUT));
+ atk_obj = gtk_widget_get_accessible (button);
+ if (arrow_type == GTK_ARROW_LEFT)
+ atk_object_set_name (atk_obj, _("Up Path"));
+ else
+ atk_object_set_name (atk_obj, _("Down Path"));
+
+ gtk_button_set_focus_on_click (GTK_BUTTON (button), FALSE);
+ gtk_container_add (GTK_CONTAINER (button),
+ gtk_arrow_new (arrow_type, GTK_SHADOW_OUT));
gtk_container_add (GTK_CONTAINER (path_bar), button);
gtk_widget_show_all (button);
+ g_signal_connect (G_OBJECT (button), "unmap",
+ G_CALLBACK (on_slider_unmap), path_bar);
+
gtk_widget_pop_composite_child ();
return button;
GTK_WIDGET_SET_FLAGS (path_bar, GTK_NO_WINDOW);
gtk_widget_set_redraw_on_allocate (GTK_WIDGET (path_bar), FALSE);
- path_bar->spacing = 3;
- path_bar->up_slider_button = get_slider_button (path_bar);
- path_bar->down_slider_button = get_slider_button (path_bar);
+ path_bar->get_info_cancellable = NULL;
- g_signal_connect (path_bar->up_slider_button, "clicked", G_CALLBACK (gtk_path_bar_scroll_up), path_bar);
- g_signal_connect (path_bar->down_slider_button, "clicked", G_CALLBACK (gtk_path_bar_scroll_down), path_bar);
+ path_bar->spacing = 0;
+ path_bar->up_slider_button = get_slider_button (path_bar, GTK_ARROW_LEFT);
+ path_bar->down_slider_button = get_slider_button (path_bar, GTK_ARROW_RIGHT);
+ path_bar->icon_size = FALLBACK_ICON_SIZE;
+
+ g_signal_connect_swapped (path_bar->up_slider_button, "clicked",
+ G_CALLBACK (gtk_path_bar_scroll_up), path_bar);
+ g_signal_connect_swapped (path_bar->down_slider_button, "clicked",
+ G_CALLBACK (gtk_path_bar_scroll_down), path_bar);
+
+ g_signal_connect (path_bar->up_slider_button, "focus-out-event",
+ G_CALLBACK (gtk_path_bar_slider_up_defocus), path_bar);
+ g_signal_connect (path_bar->down_slider_button, "focus-out-event",
+ G_CALLBACK (gtk_path_bar_slider_down_defocus), path_bar);
+
+ g_signal_connect (path_bar->up_slider_button, "button-press-event",
+ G_CALLBACK (gtk_path_bar_slider_button_press), path_bar);
+ g_signal_connect (path_bar->up_slider_button, "button-release-event",
+ G_CALLBACK (gtk_path_bar_slider_button_release), path_bar);
+ g_signal_connect (path_bar->down_slider_button, "button-press-event",
+ G_CALLBACK (gtk_path_bar_slider_button_press), path_bar);
+ g_signal_connect (path_bar->down_slider_button, "button-release-event",
+ G_CALLBACK (gtk_path_bar_slider_button_release), path_bar);
}
static void
container_class = (GtkContainerClass *) path_bar_class;
gobject_class->finalize = gtk_path_bar_finalize;
+ gobject_class->dispose = gtk_path_bar_dispose;
widget_class->size_request = gtk_path_bar_size_request;
+ widget_class->realize = gtk_path_bar_realize;
+ widget_class->unrealize = gtk_path_bar_unrealize;
+ widget_class->map = gtk_path_bar_map;
+ widget_class->unmap = gtk_path_bar_unmap;
widget_class->size_allocate = gtk_path_bar_size_allocate;
- widget_class->direction_changed = gtk_path_bar_direction_changed;
+ widget_class->style_set = gtk_path_bar_style_set;
+ widget_class->screen_changed = gtk_path_bar_screen_changed;
+ widget_class->grab_notify = gtk_path_bar_grab_notify;
+ widget_class->state_changed = gtk_path_bar_state_changed;
+ widget_class->scroll_event = gtk_path_bar_scroll;
container_class->add = gtk_path_bar_add;
container_class->forall = gtk_path_bar_forall;
/* container_class->child_type = gtk_path_bar_child_type;*/
path_bar_signals [PATH_CLICKED] =
- g_signal_new ("path_clicked",
+ g_signal_new (I_("path-clicked"),
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GtkPathBarClass, path_clicked),
NULL, NULL,
- _gtk_marshal_VOID__POINTER,
- G_TYPE_NONE, 1,
- G_TYPE_POINTER);
+ _gtk_marshal_VOID__POINTER_POINTER_BOOLEAN,
+ G_TYPE_NONE, 3,
+ G_TYPE_POINTER,
+ G_TYPE_POINTER,
+ G_TYPE_BOOLEAN);
}
GtkPathBar *path_bar;
path_bar = GTK_PATH_BAR (object);
+
+ gtk_path_bar_stop_scrolling (path_bar);
+
g_list_free (path_bar->button_list);
- if (path_bar->home_path)
- gtk_file_path_free (path_bar->home_path);
- if (path_bar->root_path)
- gtk_file_path_free (path_bar->root_path);
- if (path_bar->home_icon)
- g_object_unref (path_bar->home_icon);
+ if (path_bar->root_file)
+ g_object_unref (path_bar->root_file);
+ if (path_bar->home_file)
+ g_object_unref (path_bar->home_file);
+ if (path_bar->desktop_file)
+ g_object_unref (path_bar->desktop_file);
+
if (path_bar->root_icon)
+ g_object_unref (path_bar->root_icon);
+ if (path_bar->home_icon)
g_object_unref (path_bar->home_icon);
+ if (path_bar->desktop_icon)
+ g_object_unref (path_bar->desktop_icon);
+
if (path_bar->file_system)
g_object_unref (path_bar->file_system);
G_OBJECT_CLASS (gtk_path_bar_parent_class)->finalize (object);
}
+/* Removes the settings signal handler. It's safe to call multiple times */
+static void
+remove_settings_signal (GtkPathBar *path_bar,
+ GdkScreen *screen)
+{
+ if (path_bar->settings_signal_id)
+ {
+ GtkSettings *settings;
+
+ settings = gtk_settings_get_for_screen (screen);
+ g_signal_handler_disconnect (settings,
+ path_bar->settings_signal_id);
+ path_bar->settings_signal_id = 0;
+ }
+}
+
+static void
+gtk_path_bar_dispose (GObject *object)
+{
+ GtkPathBar *path_bar = GTK_PATH_BAR (object);
+
+ remove_settings_signal (path_bar, gtk_widget_get_screen (GTK_WIDGET (object)));
+
+ if (path_bar->get_info_cancellable)
+ g_cancellable_cancel (path_bar->get_info_cancellable);
+ path_bar->get_info_cancellable = NULL;
+
+ G_OBJECT_CLASS (gtk_path_bar_parent_class)->dispose (object);
+}
+
/* Size requisition:
*
* Ideally, our size is determined by another widget, and we are just filling
gtk_path_bar_size_request (GtkWidget *widget,
GtkRequisition *requisition)
{
+ ButtonData *button_data;
GtkPathBar *path_bar;
GtkRequisition child_requisition;
GList *list;
for (list = path_bar->button_list; list; list = list->next)
{
- gtk_widget_size_request (GTK_WIDGET (list->data),
- &child_requisition);
- requisition->width = MAX (child_requisition.width, requisition->width);
+ button_data = BUTTON_DATA (list->data);
+ gtk_widget_size_request (button_data->button, &child_requisition);
+
+ if (button_data->type == NORMAL_BUTTON)
+ /* Use 2*Height as button width because of ellipsized label. */
+ requisition->width = MAX (child_requisition.height * 2, requisition->width);
+ else
+ requisition->width = MAX (child_requisition.width, requisition->width);
+
requisition->height = MAX (child_requisition.height, requisition->height);
}
/* Theoretically, the slider could be bigger than the other button. But we're
* not going to worry about that now.
*/
- path_bar->slider_width = requisition->height / 2 + 5;
+ path_bar->slider_width = MIN(requisition->height * 2 / 3 + 5, requisition->height);
if (path_bar->button_list && path_bar->button_list->next != NULL)
requisition->width += (path_bar->spacing + path_bar->slider_width) * 2;
static void
gtk_path_bar_update_slider_buttons (GtkPathBar *path_bar)
{
- GtkTextDirection direction;
-
- direction = gtk_widget_get_direction (GTK_WIDGET (path_bar));
- if (direction == GTK_TEXT_DIR_RTL)
- {
- GtkWidget *arrow;
-
- arrow = gtk_bin_get_child (GTK_BIN (path_bar->up_slider_button));
- g_object_set (arrow, "arrow_type", GTK_ARROW_RIGHT, NULL);
-
- arrow = gtk_bin_get_child (GTK_BIN (path_bar->down_slider_button));
- g_object_set (arrow, "arrow_type", GTK_ARROW_LEFT, NULL);
- }
- else
- {
- GtkWidget *arrow;
-
- arrow = gtk_bin_get_child (GTK_BIN (path_bar->up_slider_button));
- g_object_set (arrow, "arrow_type", GTK_ARROW_LEFT, NULL);
-
- arrow = gtk_bin_get_child (GTK_BIN (path_bar->down_slider_button));
- g_object_set (arrow, "arrow_type", GTK_ARROW_RIGHT, NULL);
- }
-
if (path_bar->button_list)
{
GtkWidget *button;
- button = path_bar->button_list->data;
+ button = BUTTON_DATA (path_bar->button_list->data)->button;
if (gtk_widget_get_child_visible (button))
- gtk_widget_set_sensitive (path_bar->down_slider_button, FALSE);
+ {
+ gtk_path_bar_stop_scrolling (path_bar);
+ gtk_widget_set_sensitive (path_bar->down_slider_button, FALSE);
+ }
else
gtk_widget_set_sensitive (path_bar->down_slider_button, TRUE);
- button = g_list_last (path_bar->button_list)->data;
+ button = BUTTON_DATA (g_list_last (path_bar->button_list)->data)->button;
if (gtk_widget_get_child_visible (button))
- gtk_widget_set_sensitive (path_bar->up_slider_button, FALSE);
+ {
+ gtk_path_bar_stop_scrolling (path_bar);
+ gtk_widget_set_sensitive (path_bar->up_slider_button, FALSE);
+ }
else
gtk_widget_set_sensitive (path_bar->up_slider_button, TRUE);
}
}
+static void
+gtk_path_bar_map (GtkWidget *widget)
+{
+ gdk_window_show (GTK_PATH_BAR (widget)->event_window);
+
+ GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->map (widget);
+}
+
+static void
+gtk_path_bar_unmap (GtkWidget *widget)
+{
+ gtk_path_bar_stop_scrolling (GTK_PATH_BAR (widget));
+ gdk_window_hide (GTK_PATH_BAR (widget)->event_window);
+
+ GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->unmap (widget);
+}
+
+static void
+gtk_path_bar_realize (GtkWidget *widget)
+{
+ GtkPathBar *path_bar;
+ GdkWindowAttr attributes;
+ gint attributes_mask;
+
+ GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
+
+ path_bar = GTK_PATH_BAR (widget);
+ widget->window = gtk_widget_get_parent_window (widget);
+ g_object_ref (widget->window);
+
+ attributes.window_type = GDK_WINDOW_CHILD;
+ attributes.x = widget->allocation.x;
+ attributes.y = widget->allocation.y;
+ attributes.width = widget->allocation.width;
+ attributes.height = widget->allocation.height;
+ attributes.wclass = GDK_INPUT_ONLY;
+ attributes.event_mask = gtk_widget_get_events (widget);
+ attributes.event_mask |= GDK_SCROLL_MASK;
+ attributes_mask = GDK_WA_X | GDK_WA_Y;
+
+ path_bar->event_window = gdk_window_new (gtk_widget_get_parent_window (widget),
+ &attributes, attributes_mask);
+ gdk_window_set_user_data (path_bar->event_window, widget);
+
+ widget->style = gtk_style_attach (widget->style, widget->window);
+}
+
+static void
+gtk_path_bar_unrealize (GtkWidget *widget)
+{
+ GtkPathBar *path_bar;
+
+ path_bar = GTK_PATH_BAR (widget);
+
+ gdk_window_set_user_data (path_bar->event_window, NULL);
+ gdk_window_destroy (path_bar->event_window);
+ path_bar->event_window = NULL;
+
+ GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->unrealize (widget);
+}
+
/* This is a tad complicated
*/
static void
gint border_width;
gboolean need_sliders = FALSE;
gint up_slider_offset = 0;
- gint down_slider_offset = 0;
widget->allocation = *allocation;
+ if (GTK_WIDGET_REALIZED (widget))
+ gdk_window_move_resize (path_bar->event_window,
+ allocation->x, allocation->y,
+ allocation->width, allocation->height);
+
/* No path is set; we don't have to allocate anything. */
if (path_bar->button_list == NULL)
return;
allocation_width = allocation->width - 2 * border_width;
/* First, we check to see if we need the scrollbars. */
- width = GTK_WIDGET (path_bar->button_list->data)->requisition.width;
- for (list = path_bar->button_list->next; list; list = list->next)
+ if (path_bar->fake_root)
+ width = path_bar->spacing + path_bar->slider_width;
+ else
+ width = 0;
+
+ for (list = path_bar->button_list; list; list = list->next)
{
- child = GTK_WIDGET (list->data);
+ child = BUTTON_DATA (list->data)->button;
width += child->requisition.width + path_bar->spacing;
+ if (list == path_bar->fake_root)
+ break;
}
if (width <= allocation_width)
{
- first_button = g_list_last (path_bar->button_list);
+ if (path_bar->fake_root)
+ first_button = path_bar->fake_root;
+ else
+ first_button = g_list_last (path_bar->button_list);
}
else
{
* button, then count backwards.
*/
/* Count down the path chain towards the end. */
- width = GTK_WIDGET (first_button->data)->requisition.width;
+ width = BUTTON_DATA (first_button->data)->button->requisition.width;
list = first_button->prev;
while (list && !reached_end)
{
- child = GTK_WIDGET (list->data);
+ child = BUTTON_DATA (list->data)->button;
if (width + child->requisition.width +
path_bar->spacing + slider_space > allocation_width)
reached_end = TRUE;
+ else if (list == path_bar->fake_root)
+ break;
else
width += child->requisition.width + path_bar->spacing;
/* Finally, we walk up, seeing how many of the previous buttons we can
* add */
- while (first_button->next && ! reached_end)
+ while (first_button->next && !reached_end)
{
- child = GTK_WIDGET (first_button->next->data);
+ child = BUTTON_DATA (first_button->next->data)->button;
if (width + child->requisition.width + path_bar->spacing + slider_space > allocation_width)
{
else
{
width += child->requisition.width + path_bar->spacing;
+ if (first_button == path_bar->fake_root)
+ break;
first_button = first_button->next;
}
}
if (direction == GTK_TEXT_DIR_RTL)
{
child_allocation.x = allocation->x + allocation->width - border_width;
- if (need_sliders)
+ if (need_sliders || path_bar->fake_root)
{
child_allocation.x -= (path_bar->spacing + path_bar->slider_width);
up_slider_offset = allocation->width - border_width - path_bar->slider_width;
else
{
child_allocation.x = allocation->x + border_width;
- if (need_sliders)
+ if (need_sliders || path_bar->fake_root)
{
up_slider_offset = border_width;
child_allocation.x += (path_bar->spacing + path_bar->slider_width);
for (list = first_button; list; list = list->prev)
{
- child = GTK_WIDGET (list->data);
+ ButtonData *button_data;
+
+ button_data = BUTTON_DATA (list->data);
+ child = button_data->button;
+
+ child_allocation.width = MIN (child->requisition.width,
+ allocation_width - (path_bar->spacing + path_bar->slider_width) * 2);
- child_allocation.width = child->requisition.width;
if (direction == GTK_TEXT_DIR_RTL)
child_allocation.x -= child_allocation.width;
break;
}
- gtk_widget_set_child_visible (list->data, TRUE);
+ if (child_allocation.width < child->requisition.width)
+ {
+ if (!gtk_widget_get_has_tooltip (child))
+ gtk_widget_set_tooltip_text (child, button_data->dir_name);
+ }
+ else if (gtk_widget_get_has_tooltip (child))
+ gtk_widget_set_tooltip_text (child, NULL);
+
+ gtk_widget_set_child_visible (child, TRUE);
gtk_widget_size_allocate (child, &child_allocation);
if (direction == GTK_TEXT_DIR_RTL)
- {
- child_allocation.x -= path_bar->spacing;
- down_slider_offset = child_allocation.x - widget->allocation.x - path_bar->slider_width;
- }
+ child_allocation.x -= path_bar->spacing;
else
- {
- child_allocation.x += child_allocation.width + path_bar->spacing;
- down_slider_offset = child_allocation.x - widget->allocation.x;
- }
+ child_allocation.x += child_allocation.width + path_bar->spacing;
}
/* Now we go hide all the widgets that don't fit */
while (list)
{
- gtk_widget_set_child_visible (list->data, FALSE);
+ gtk_widget_set_child_visible (BUTTON_DATA (list->data)->button, FALSE);
list = list->prev;
}
for (list = first_button->next; list; list = list->next)
{
- gtk_widget_set_child_visible (list->data, FALSE);
+ gtk_widget_set_child_visible (BUTTON_DATA (list->data)->button, FALSE);
}
- if (need_sliders)
+ if (need_sliders || path_bar->fake_root)
{
child_allocation.width = path_bar->slider_width;
-
child_allocation.x = up_slider_offset + allocation->x;
gtk_widget_size_allocate (path_bar->up_slider_button, &child_allocation);
- child_allocation.x = down_slider_offset + allocation->x;
+ gtk_widget_set_child_visible (path_bar->up_slider_button, TRUE);
+ gtk_widget_show_all (path_bar->up_slider_button);
+ }
+ else
+ gtk_widget_set_child_visible (path_bar->up_slider_button, FALSE);
+
+ if (need_sliders)
+ {
+ child_allocation.width = path_bar->slider_width;
+
+ if (direction == GTK_TEXT_DIR_RTL)
+ child_allocation.x = border_width;
+ else
+ child_allocation.x = allocation->width - border_width - path_bar->slider_width;
+
+ child_allocation.x += allocation->x;
+
gtk_widget_size_allocate (path_bar->down_slider_button, &child_allocation);
- gtk_widget_set_child_visible (path_bar->up_slider_button, TRUE);
gtk_widget_set_child_visible (path_bar->down_slider_button, TRUE);
- gtk_widget_show_all (path_bar->up_slider_button);
gtk_widget_show_all (path_bar->down_slider_button);
gtk_path_bar_update_slider_buttons (path_bar);
}
else
- {
- gtk_widget_set_child_visible (path_bar->up_slider_button, FALSE);
- gtk_widget_set_child_visible (path_bar->down_slider_button, FALSE);
- }
+ gtk_widget_set_child_visible (path_bar->down_slider_button, FALSE);
}
static void
- gtk_path_bar_direction_changed (GtkWidget *widget,
- GtkTextDirection direction)
+gtk_path_bar_style_set (GtkWidget *widget,
+ GtkStyle *previous_style)
{
- gtk_path_bar_update_slider_buttons (GTK_PATH_BAR (widget));
+ GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->style_set (widget, previous_style);
- (* GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->direction_changed) (widget, direction);
+ gtk_path_bar_check_icon_theme (GTK_PATH_BAR (widget));
+}
+
+static void
+gtk_path_bar_screen_changed (GtkWidget *widget,
+ GdkScreen *previous_screen)
+{
+ if (GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->screen_changed)
+ GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->screen_changed (widget, previous_screen);
+
+ /* We might nave a new settings, so we remove the old one */
+ if (previous_screen)
+ remove_settings_signal (GTK_PATH_BAR (widget), previous_screen);
+
+ gtk_path_bar_check_icon_theme (GTK_PATH_BAR (widget));
+}
+
+static gboolean
+gtk_path_bar_scroll (GtkWidget *widget,
+ GdkEventScroll *event)
+{
+ switch (event->direction)
+ {
+ case GDK_SCROLL_RIGHT:
+ case GDK_SCROLL_DOWN:
+ gtk_path_bar_scroll_down (GTK_PATH_BAR (widget));
+ break;
+ case GDK_SCROLL_LEFT:
+ case GDK_SCROLL_UP:
+ gtk_path_bar_scroll_up (GTK_PATH_BAR (widget));
+ break;
+ }
+
+ return TRUE;
}
static void
gtk_widget_set_parent (widget, GTK_WIDGET (container));
}
+static void
+gtk_path_bar_remove_1 (GtkContainer *container,
+ GtkWidget *widget)
+{
+ gboolean was_visible = GTK_WIDGET_VISIBLE (widget);
+ gtk_widget_unparent (widget);
+ if (was_visible)
+ gtk_widget_queue_resize (GTK_WIDGET (container));
+}
+
static void
gtk_path_bar_remove (GtkContainer *container,
GtkWidget *widget)
path_bar = GTK_PATH_BAR (container);
- children = path_bar->button_list;
+ if (widget == path_bar->up_slider_button)
+ {
+ gtk_path_bar_remove_1 (container, widget);
+ path_bar->up_slider_button = NULL;
+ return;
+ }
+
+ if (widget == path_bar->down_slider_button)
+ {
+ gtk_path_bar_remove_1 (container, widget);
+ path_bar->down_slider_button = NULL;
+ return;
+ }
+ children = path_bar->button_list;
while (children)
{
- if (widget == children->data)
+ if (widget == BUTTON_DATA (children->data)->button)
{
- gboolean was_visible;
-
- was_visible = GTK_WIDGET_VISIBLE (widget);
- gtk_widget_unparent (widget);
-
+ gtk_path_bar_remove_1 (container, widget);
path_bar->button_list = g_list_remove_link (path_bar->button_list, children);
g_list_free (children);
-
- if (was_visible)
- gtk_widget_queue_resize (GTK_WIDGET (container));
- break;
+ return;
}
children = children->next;
while (children)
{
GtkWidget *child;
- child = children->data;
+ child = BUTTON_DATA (children->data)->button;
children = children->next;
(* callback) (child, callback_data);
}
- (* callback) (path_bar->up_slider_button, callback_data);
- (* callback) (path_bar->down_slider_button, callback_data);
+ if (path_bar->up_slider_button)
+ (* callback) (path_bar->up_slider_button, callback_data);
+
+ if (path_bar->down_slider_button)
+ (* callback) (path_bar->down_slider_button, callback_data);
}
static void
- gtk_path_bar_scroll_down (GtkWidget *button, GtkPathBar *path_bar)
+gtk_path_bar_scroll_down (GtkPathBar *path_bar)
{
GList *list;
GList *down_button = NULL;
- GList *up_button = NULL;
gint space_available;
- gint space_needed;
- gint border_width;
- GtkTextDirection direction;
-
- border_width = GTK_CONTAINER (path_bar)->border_width;
- direction = gtk_widget_get_direction (GTK_WIDGET (path_bar));
-
+
+ if (path_bar->ignore_click)
+ {
+ path_bar->ignore_click = FALSE;
+ return;
+ }
+
+ if (gtk_widget_get_child_visible (BUTTON_DATA (path_bar->button_list->data)->button))
+ {
+ /* Return if the last button is already visible */
+ return;
+ }
+
+ gtk_widget_queue_resize (GTK_WIDGET (path_bar));
+
/* We find the button at the 'down' end that we have to make
* visible */
for (list = path_bar->button_list; list; list = list->next)
{
- if (list->next && gtk_widget_get_child_visible (GTK_WIDGET (list->next->data)))
+ if (list->next && gtk_widget_get_child_visible (BUTTON_DATA (list->next->data)->button))
{
down_button = list;
break;
}
}
+
+ space_available = (GTK_WIDGET (path_bar)->allocation.width
+ - 2 * GTK_CONTAINER (path_bar)->border_width
+ - 2 * path_bar->spacing - 2 * path_bar->slider_width
+ - BUTTON_DATA (down_button->data)->button->allocation.width);
+ path_bar->first_scrolled_button = down_button;
- /* Find the last visible button on the 'up' end
+ /* We have space_available free space that's not being used.
+ * So we walk down from the end, adding buttons until we use all free space.
*/
- for (list = g_list_last (path_bar->button_list); list; list = list->prev)
+ while (space_available > 0)
{
- if (gtk_widget_get_child_visible (GTK_WIDGET (list->data)))
+ path_bar->first_scrolled_button = down_button;
+ down_button = down_button->next;
+ if (!down_button)
+ break;
+ space_available -= (BUTTON_DATA (down_button->data)->button->allocation.width
+ + path_bar->spacing);
+ }
+}
+
+static void
+gtk_path_bar_scroll_up (GtkPathBar *path_bar)
+{
+ GList *list;
+
+ if (path_bar->ignore_click)
+ {
+ path_bar->ignore_click = FALSE;
+ return;
+ }
+
+ list = g_list_last (path_bar->button_list);
+
+ if (gtk_widget_get_child_visible (BUTTON_DATA (list->data)->button))
+ {
+ /* Return if the first button is already visible */
+ return;
+ }
+
+ gtk_widget_queue_resize (GTK_WIDGET (path_bar));
+
+ for ( ; list; list = list->prev)
+ {
+ if (list->prev && gtk_widget_get_child_visible (BUTTON_DATA (list->prev->data)->button))
{
- up_button = list;
- break;
+ if (list->prev == path_bar->fake_root)
+ path_bar->fake_root = NULL;
+ path_bar->first_scrolled_button = list;
+ return;
+ }
+ }
+}
+
+static gboolean
+gtk_path_bar_scroll_timeout (GtkPathBar *path_bar)
+{
+ gboolean retval = FALSE;
+
+ if (path_bar->timer)
+ {
+ if (path_bar->scrolling_up)
+ gtk_path_bar_scroll_up (path_bar);
+ else if (path_bar->scrolling_down)
+ gtk_path_bar_scroll_down (path_bar);
+
+ if (path_bar->need_timer)
+ {
+ GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (path_bar));
+ guint timeout;
+
+ g_object_get (settings, "gtk-timeout-repeat", &timeout, NULL);
+
+ path_bar->need_timer = FALSE;
+
+ path_bar->timer = gdk_threads_add_timeout (timeout * SCROLL_DELAY_FACTOR,
+ (GSourceFunc)gtk_path_bar_scroll_timeout,
+ path_bar);
}
+ else
+ retval = TRUE;
}
- space_needed = GTK_WIDGET (down_button->data)->allocation.width + path_bar->spacing;
- if (direction == GTK_TEXT_DIR_RTL)
- space_available = GTK_WIDGET (path_bar)->allocation.x + GTK_WIDGET (path_bar)->allocation.width;
- else
- space_available = (GTK_WIDGET (path_bar)->allocation.x + GTK_WIDGET (path_bar)->allocation.width - border_width) -
- (path_bar->down_slider_button->allocation.x + path_bar->down_slider_button->allocation.width);
+ return retval;
+}
- /* We have space_available extra space that's not being used. We
- * need space_needed space to make the button fit. So we walk down
- * from the end, removing buttons until we get all the space we
- * need. */
- while (space_available < space_needed)
+static void
+gtk_path_bar_stop_scrolling (GtkPathBar *path_bar)
+{
+ if (path_bar->timer)
{
- space_available += GTK_WIDGET (up_button->data)->allocation.width + path_bar->spacing;
- up_button = up_button->prev;
- path_bar->first_scrolled_button = up_button;
+ g_source_remove (path_bar->timer);
+ path_bar->timer = 0;
+ path_bar->need_timer = FALSE;
}
}
-static void
- gtk_path_bar_scroll_up (GtkWidget *button, GtkPathBar *path_bar)
+static gboolean
+gtk_path_bar_slider_up_defocus (GtkWidget *widget,
+ GdkEventButton *event,
+ GtkPathBar *path_bar)
{
GList *list;
+ GList *up_button = NULL;
+
+ if (event->type != GDK_FOCUS_CHANGE)
+ return FALSE;
for (list = g_list_last (path_bar->button_list); list; list = list->prev)
{
- if (list->prev && gtk_widget_get_child_visible (GTK_WIDGET (list->prev->data)))
+ if (gtk_widget_get_child_visible (BUTTON_DATA (list->data)->button))
+ {
+ up_button = list;
+ break;
+ }
+ }
+
+ /* don't let the focus vanish */
+ if ((!GTK_WIDGET_IS_SENSITIVE (path_bar->up_slider_button)) ||
+ (!gtk_widget_get_child_visible (path_bar->up_slider_button)))
+ gtk_widget_grab_focus (BUTTON_DATA (up_button->data)->button);
+
+ return FALSE;
+}
+
+static gboolean
+gtk_path_bar_slider_down_defocus (GtkWidget *widget,
+ GdkEventButton *event,
+ GtkPathBar *path_bar)
+{
+ GList *list;
+ GList *down_button = NULL;
+
+ if (event->type != GDK_FOCUS_CHANGE)
+ return FALSE;
+
+ for (list = path_bar->button_list; list; list = list->next)
+ {
+ if (gtk_widget_get_child_visible (BUTTON_DATA (list->data)->button))
+ {
+ down_button = list;
+ break;
+ }
+ }
+
+ /* don't let the focus vanish */
+ if ((!GTK_WIDGET_IS_SENSITIVE (path_bar->down_slider_button)) ||
+ (!gtk_widget_get_child_visible (path_bar->down_slider_button)))
+ gtk_widget_grab_focus (BUTTON_DATA (down_button->data)->button);
+
+ return FALSE;
+}
+
+static gboolean
+gtk_path_bar_slider_button_press (GtkWidget *widget,
+ GdkEventButton *event,
+ GtkPathBar *path_bar)
+{
+ if (event->type != GDK_BUTTON_PRESS || event->button != 1)
+ return FALSE;
+
+ path_bar->ignore_click = FALSE;
+
+ if (widget == path_bar->up_slider_button)
+ {
+ path_bar->scrolling_down = FALSE;
+ path_bar->scrolling_up = TRUE;
+ gtk_path_bar_scroll_up (path_bar);
+ }
+ else if (widget == path_bar->down_slider_button)
+ {
+ path_bar->scrolling_up = FALSE;
+ path_bar->scrolling_down = TRUE;
+ gtk_path_bar_scroll_down (path_bar);
+ }
+
+ if (!path_bar->timer)
+ {
+ GtkSettings *settings = gtk_widget_get_settings (widget);
+ guint timeout;
+
+ g_object_get (settings, "gtk-timeout-initial", &timeout, NULL);
+
+ path_bar->need_timer = TRUE;
+ path_bar->timer = gdk_threads_add_timeout (timeout,
+ (GSourceFunc)gtk_path_bar_scroll_timeout,
+ path_bar);
+ }
+
+ return FALSE;
+}
+
+static gboolean
+gtk_path_bar_slider_button_release (GtkWidget *widget,
+ GdkEventButton *event,
+ GtkPathBar *path_bar)
+{
+ if (event->type != GDK_BUTTON_RELEASE)
+ return FALSE;
+
+ path_bar->ignore_click = TRUE;
+ gtk_path_bar_stop_scrolling (path_bar);
+
+ return FALSE;
+}
+
+static void
+gtk_path_bar_grab_notify (GtkWidget *widget,
+ gboolean was_grabbed)
+{
+ if (!was_grabbed)
+ gtk_path_bar_stop_scrolling (GTK_PATH_BAR (widget));
+}
+
+static void
+gtk_path_bar_state_changed (GtkWidget *widget,
+ GtkStateType previous_state)
+{
+ if (!GTK_WIDGET_IS_SENSITIVE (widget))
+ gtk_path_bar_stop_scrolling (GTK_PATH_BAR (widget));
+}
+
+
+/* Changes the icons wherever it is needed */
+static void
+reload_icons (GtkPathBar *path_bar)
+{
+ GList *list;
+
+ if (path_bar->root_icon)
+ {
+ g_object_unref (path_bar->root_icon);
+ path_bar->root_icon = NULL;
+ }
+ if (path_bar->home_icon)
+ {
+ g_object_unref (path_bar->home_icon);
+ path_bar->home_icon = NULL;
+ }
+ if (path_bar->desktop_icon)
+ {
+ g_object_unref (path_bar->desktop_icon);
+ path_bar->desktop_icon = NULL;
+ }
+
+ for (list = path_bar->button_list; list; list = list->next)
+ {
+ ButtonData *button_data;
+ gboolean current_dir;
+
+ button_data = BUTTON_DATA (list->data);
+ if (button_data->type != NORMAL_BUTTON)
{
- path_bar->first_scrolled_button = list;
- return;
+ current_dir = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button_data->button));
+ gtk_path_bar_update_button_appearance (path_bar, button_data, current_dir);
}
}
+
}
-/* Public functions. */
+static void
+change_icon_theme (GtkPathBar *path_bar)
+{
+ GtkSettings *settings;
+ gint width, height;
+
+ settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (path_bar)));
+
+ if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
+ path_bar->icon_size = MAX (width, height);
+ else
+ path_bar->icon_size = FALLBACK_ICON_SIZE;
+
+ reload_icons (path_bar);
+}
+/* Callback used when a GtkSettings value changes */
+static void
+settings_notify_cb (GObject *object,
+ GParamSpec *pspec,
+ GtkPathBar *path_bar)
+{
+ const char *name;
+
+ name = g_param_spec_get_name (pspec);
+
+ if (! strcmp (name, "gtk-icon-theme-name") ||
+ ! strcmp (name, "gtk-icon-sizes"))
+ change_icon_theme (path_bar);
+}
+
+static void
+gtk_path_bar_check_icon_theme (GtkPathBar *path_bar)
+{
+ GtkSettings *settings;
+
+ if (path_bar->settings_signal_id)
+ return;
+
+ settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (path_bar)));
+ path_bar->settings_signal_id = g_signal_connect (settings, "notify", G_CALLBACK (settings_notify_cb), path_bar);
+
+ change_icon_theme (path_bar);
+}
+
+/* Public functions and their helpers */
static void
gtk_path_bar_clear_buttons (GtkPathBar *path_bar)
{
while (path_bar->button_list != NULL)
{
- gtk_container_remove (GTK_CONTAINER (path_bar), path_bar->button_list->data);
+ gtk_container_remove (GTK_CONTAINER (path_bar), BUTTON_DATA (path_bar->button_list->data)->button);
}
path_bar->first_scrolled_button = NULL;
+ path_bar->fake_root = NULL;
}
static void
button_clicked_cb (GtkWidget *button,
gpointer data)
{
- GtkWidget *path_bar;
- GtkFilePath *file_path;
+ ButtonData *button_data;
+ GtkPathBar *path_bar;
+ GList *button_list;
+ gboolean child_is_hidden;
+ GFile *child_file;
+
+ button_data = BUTTON_DATA (data);
+ if (button_data->ignore_changes)
+ return;
+
+ path_bar = GTK_PATH_BAR (button->parent);
- path_bar = button->parent;
- g_assert (GTK_IS_PATH_BAR (path_bar));
+ button_list = g_list_find (path_bar->button_list, button_data);
+ g_assert (button_list != NULL);
+ g_signal_handlers_block_by_func (button,
+ G_CALLBACK (button_clicked_cb), data);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
+ g_signal_handlers_unblock_by_func (button,
+ G_CALLBACK (button_clicked_cb), data);
+
+ if (button_list->prev)
+ {
+ ButtonData *child_data;
+
+ child_data = BUTTON_DATA (button_list->prev->data);
+ child_file = child_data->file;
+ child_is_hidden = child_data->file_is_hidden;
+ }
+ else
+ {
+ child_file = NULL;
+ child_is_hidden = FALSE;
+ }
- file_path = g_object_get_data (G_OBJECT (button), "gtk-path-bar-button-path");
- g_signal_emit (path_bar, path_bar_signals [PATH_CLICKED], 0, file_path);
+ g_signal_emit (path_bar, path_bar_signals [PATH_CLICKED], 0,
+ button_data->file, child_file, child_is_hidden);
}
-static GdkPixbuf *
-get_button_image (GtkPathBar *path_bar,
- ButtonType button_type)
+struct SetButtonImageData
{
- if (button_type == ROOT_BUTTON)
+ GtkPathBar *path_bar;
+ ButtonData *button_data;
+};
+
+static void
+set_button_image_get_info_cb (GCancellable *cancellable,
+ GFileInfo *info,
+ const GError *error,
+ gpointer user_data)
+{
+ gboolean cancelled = g_cancellable_is_cancelled (cancellable);
+ GdkPixbuf *pixbuf;
+ struct SetButtonImageData *data = user_data;
+
+ if (cancellable != data->button_data->cancellable)
+ goto out;
+
+ data->button_data->cancellable = NULL;
+
+ if (!data->button_data->button)
{
- GtkFileSystemVolume *volume;
+ g_free (data->button_data);
+ goto out;
+ }
+
+ if (cancelled || error)
+ goto out;
+
+ pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (data->path_bar),
+ data->path_bar->icon_size);
+ gtk_image_set_from_pixbuf (GTK_IMAGE (data->button_data->image), pixbuf);
+
+ switch (data->button_data->type)
+ {
+ case HOME_BUTTON:
+ if (data->path_bar->home_icon)
+ g_object_unref (pixbuf);
+ else
+ data->path_bar->home_icon = pixbuf;
+ break;
+
+ case DESKTOP_BUTTON:
+ if (data->path_bar->desktop_icon)
+ g_object_unref (pixbuf);
+ else
+ data->path_bar->desktop_icon = pixbuf;
+ break;
+
+ default:
+ break;
+ };
+
+out:
+ g_free (data);
+ g_object_unref (cancellable);
+}
+
+static void
+set_button_image (GtkPathBar *path_bar,
+ ButtonData *button_data)
+{
+ GtkFileSystemVolume *volume;
+ struct SetButtonImageData *data;
+
+ switch (button_data->type)
+ {
+ case ROOT_BUTTON:
if (path_bar->root_icon != NULL)
- return path_bar->root_icon;
-
- volume = gtk_file_system_get_volume_for_path (path_bar->file_system, path_bar->root_path);
+ {
+ gtk_image_set_from_pixbuf (GTK_IMAGE (button_data->image), path_bar->root_icon);
+ break;
+ }
+
+ volume = _gtk_file_system_get_volume_for_file (path_bar->file_system, path_bar->root_file);
if (volume == NULL)
- return NULL;
+ return;
- path_bar->root_icon = gtk_file_system_volume_render_icon (path_bar->file_system,
- volume,
- GTK_WIDGET (path_bar),
- ICON_SIZE,
- NULL);
- gtk_file_system_volume_free (path_bar->file_system, volume);
+ path_bar->root_icon = _gtk_file_system_volume_render_icon (volume,
+ GTK_WIDGET (path_bar),
+ path_bar->icon_size,
+ NULL);
+ _gtk_file_system_volume_free (volume);
- return path_bar->root_icon;
- }
- else if (button_type == HOME_BUTTON)
- {
+ gtk_image_set_from_pixbuf (GTK_IMAGE (button_data->image), path_bar->root_icon);
+ break;
+
+ case HOME_BUTTON:
if (path_bar->home_icon != NULL)
- return path_bar->home_icon;
+ {
+ gtk_image_set_from_pixbuf (GTK_IMAGE (button_data->image), path_bar->home_icon);
+ break;
+ }
- path_bar->home_icon = gtk_file_system_render_icon (path_bar->file_system,
- path_bar->home_path,
- GTK_WIDGET (path_bar),
- ICON_SIZE, NULL);
- return path_bar->home_icon;
+ data = g_new0 (struct SetButtonImageData, 1);
+ data->path_bar = path_bar;
+ data->button_data = button_data;
+
+ if (button_data->cancellable)
+ g_cancellable_cancel (button_data->cancellable);
+
+ button_data->cancellable =
+ _gtk_file_system_get_info (path_bar->file_system,
+ path_bar->home_file,
+ "standard::icon",
+ set_button_image_get_info_cb,
+ data);
+ break;
+
+ case DESKTOP_BUTTON:
+ if (path_bar->desktop_icon != NULL)
+ {
+ gtk_image_set_from_pixbuf (GTK_IMAGE (button_data->image), path_bar->desktop_icon);
+ break;
+ }
+
+ data = g_new0 (struct SetButtonImageData, 1);
+ data->path_bar = path_bar;
+ data->button_data = button_data;
+
+ if (button_data->cancellable)
+ g_cancellable_cancel (button_data->cancellable);
+
+ button_data->cancellable =
+ _gtk_file_system_get_info (path_bar->file_system,
+ path_bar->desktop_file,
+ "standard::icon",
+ set_button_image_get_info_cb,
+ data);
+ break;
+ default:
+ break;
}
-
- return NULL;
}
static void
-update_button_appearance (GtkPathBar *path_bar,
- GtkWidget *button,
- gboolean current_dir)
+button_data_free (ButtonData *button_data)
{
- GtkWidget *image;
- GtkWidget *label;
- const gchar *dir_name;
- ButtonType button_type;
+ if (button_data->file)
+ g_object_unref (button_data->file);
+ button_data->file = NULL;
+
+ g_free (button_data->dir_name);
+ button_data->dir_name = NULL;
- button_type = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (button), "gtk-path-bar-button-type"));
- if (button_type == HOME_BUTTON)
- dir_name = _("Home");
+ button_data->button = NULL;
+
+ if (button_data->cancellable)
+ g_cancellable_cancel (button_data->cancellable);
else
- dir_name = (const gchar *) g_object_get_data (G_OBJECT (button), "gtk-path-bar-button-dir-name");
+ g_free (button_data);
+}
+
+static const char *
+get_dir_name (ButtonData *button_data)
+{
+ return button_data->dir_name;
+}
- label = g_object_get_data (G_OBJECT (button), "gtk-path-bar-button-label");
- image = g_object_get_data (G_OBJECT (button), "gtk-path-bar-button-image");
+/* We always want to request the same size for the label, whether
+ * or not the contents are bold
+ */
+static void
+label_size_request_cb (GtkWidget *widget,
+ GtkRequisition *requisition,
+ ButtonData *button_data)
+{
+ const gchar *dir_name = get_dir_name (button_data);
+ PangoLayout *layout = gtk_widget_create_pango_layout (button_data->label, dir_name);
+ gint bold_width, bold_height;
+ gchar *markup;
- if (label != NULL)
+ pango_layout_get_pixel_size (layout, &requisition->width, &requisition->height);
+
+ markup = g_markup_printf_escaped ("<b>%s</b>", dir_name);
+ pango_layout_set_markup (layout, markup, -1);
+ g_free (markup);
+
+ pango_layout_get_pixel_size (layout, &bold_width, &bold_height);
+ requisition->width = MAX (requisition->width, bold_width);
+ requisition->height = MAX (requisition->height, bold_height);
+
+ g_object_unref (layout);
+}
+
+static void
+gtk_path_bar_update_button_appearance (GtkPathBar *path_bar,
+ ButtonData *button_data,
+ gboolean current_dir)
+{
+ const gchar *dir_name = get_dir_name (button_data);
+
+ if (button_data->label != NULL)
{
if (current_dir)
{
char *markup;
markup = g_markup_printf_escaped ("<b>%s</b>", dir_name);
- gtk_label_set_markup (GTK_LABEL (label), markup);
+ gtk_label_set_markup (GTK_LABEL (button_data->label), markup);
g_free (markup);
}
else
{
- gtk_label_set_text (GTK_LABEL (label), dir_name);
+ gtk_label_set_text (GTK_LABEL (button_data->label), dir_name);
}
}
- if (image != NULL)
+ if (button_data->image != NULL)
{
- GdkPixbuf *pixbuf;
- pixbuf = get_button_image (path_bar, button_type);
- gtk_image_set_from_pixbuf (GTK_IMAGE (image), pixbuf);
+ set_button_image (path_bar, button_data);
}
- if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)) != current_dir)
+ if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button_data->button)) != current_dir)
{
- g_signal_handlers_block_by_func (G_OBJECT (button), button_clicked_cb, NULL);
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), current_dir);
- g_signal_handlers_unblock_by_func (G_OBJECT (button), button_clicked_cb, NULL);
+ button_data->ignore_changes = TRUE;
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button_data->button), current_dir);
+ button_data->ignore_changes = FALSE;
}
}
-/* Since gtk_file_path_free() can be a macro, we provide a real function that
- * can be used as a callback.
- */
+static ButtonType
+find_button_type (GtkPathBar *path_bar,
+ GFile *file)
+{
+ if (path_bar->root_file != NULL &&
+ g_file_equal (file, path_bar->root_file))
+ return ROOT_BUTTON;
+ if (path_bar->home_file != NULL &&
+ g_file_equal (file, path_bar->home_file))
+ return HOME_BUTTON;
+ if (path_bar->desktop_file != NULL &&
+ g_file_equal (file, path_bar->desktop_file))
+ return DESKTOP_BUTTON;
+
+ return NORMAL_BUTTON;
+}
+
static void
-file_path_destroy (GtkFilePath *path)
+button_drag_data_get_cb (GtkWidget *widget,
+ GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time_,
+ gpointer data)
{
- gtk_file_path_free (path);
+ ButtonData *button_data;
+ GtkPathBar *path_bar;
+ char *uris[2];
+
+ button_data = data;
+ path_bar = GTK_PATH_BAR (widget->parent); /* the button's parent *is* the path bar */
+
+ uris[0] = g_file_get_uri (button_data->file);
+ uris[1] = NULL;
+
+ gtk_selection_data_set_uris (selection_data, uris);
+ g_free (uris[0]);
}
-static GtkWidget *
+static ButtonData *
make_directory_button (GtkPathBar *path_bar,
const char *dir_name,
- GtkFilePath *path,
- gboolean current_dir)
+ GFile *file,
+ gboolean current_dir,
+ gboolean file_is_hidden)
{
- GtkWidget *button;
+ AtkObject *atk_obj;
GtkWidget *child = NULL;
- GtkWidget *label = NULL;
- GtkWidget *image = NULL;
- ButtonType button_type;
+ GtkWidget *label_alignment = NULL;
+ ButtonData *button_data;
+ file_is_hidden = !! file_is_hidden;
/* Is it a special button? */
- button_type = NORMAL_BUTTON;
- if (! gtk_file_path_compare (path, path_bar->root_path))
- button_type = ROOT_BUTTON;
- if (! gtk_file_path_compare (path, path_bar->home_path))
- button_type = HOME_BUTTON;
+ button_data = g_new0 (ButtonData, 1);
- button = gtk_toggle_button_new ();
+ button_data->type = find_button_type (path_bar, file);
+ button_data->button = gtk_toggle_button_new ();
+ atk_obj = gtk_widget_get_accessible (button_data->button);
+ gtk_button_set_focus_on_click (GTK_BUTTON (button_data->button), FALSE);
- switch (button_type)
+ switch (button_data->type)
{
case ROOT_BUTTON:
- image = gtk_image_new ();
- child = image;
- label = NULL;
+ button_data->image = gtk_image_new ();
+ child = button_data->image;
+ button_data->label = NULL;
+ atk_object_set_name (atk_obj, _("File System Root"));
break;
case HOME_BUTTON:
- image = gtk_image_new ();
- label = gtk_label_new (NULL);
+ case DESKTOP_BUTTON:
+ button_data->image = gtk_image_new ();
+ button_data->label = gtk_label_new (NULL);
+ label_alignment = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
+ gtk_container_add (GTK_CONTAINER (label_alignment), button_data->label);
child = gtk_hbox_new (FALSE, 2);
- gtk_box_pack_start (GTK_BOX (child), image, FALSE, FALSE, 0);
- gtk_box_pack_start (GTK_BOX (child), label, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (child), button_data->image, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (child), label_alignment, FALSE, FALSE, 0);
break;
case NORMAL_BUTTON:
- label = gtk_label_new (NULL);
- child = label;
- image = NULL;
- break;
default:
- g_assert_not_reached ();
+ button_data->label = gtk_label_new (NULL);
+ gtk_label_set_ellipsize (GTK_LABEL (button_data->label), PANGO_ELLIPSIZE_END);
+ label_alignment = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
+ gtk_container_add (GTK_CONTAINER (label_alignment), button_data->label);
+ child = label_alignment;
+ button_data->image = NULL;
}
- g_signal_connect (button, "clicked",
- G_CALLBACK (button_clicked_cb),
- NULL);
-
- /* FIXME: setting all this data is ugly. I really need a ButtonInfo
- * struct. */
- g_object_set_data_full (G_OBJECT (button), "gtk-path-bar-button-dir-name",
- g_strdup (dir_name),
- (GDestroyNotify) g_free);
- g_object_set_data_full (G_OBJECT (button), "gtk-path-bar-button-path",
- gtk_file_path_new_dup (gtk_file_path_get_string (path)),
- (GDestroyNotify) file_path_destroy);
- g_object_set_data (G_OBJECT (button), "gtk-path-bar-button-type",
- GINT_TO_POINTER (button_type));
- g_object_set_data (G_OBJECT (button), "gtk-path-bar-button-image", image);
- g_object_set_data (G_OBJECT (button), "gtk-path-bar-button-label", label);
-
- gtk_container_add (GTK_CONTAINER (button), child);
- gtk_widget_show_all (button);
+ /* label_alignment is created because we can't override size-request
+ * on label itself and still have the contents of the label centered
+ * properly in the label's requisition
+ */
+ if (label_alignment)
+ g_signal_connect (label_alignment, "size-request",
+ G_CALLBACK (label_size_request_cb), button_data);
- update_button_appearance (path_bar, button, current_dir);
+ button_data->dir_name = g_strdup (dir_name);
+ button_data->file = g_object_ref (file);
+ button_data->file_is_hidden = file_is_hidden;
- return button;
+ gtk_container_add (GTK_CONTAINER (button_data->button), child);
+ gtk_widget_show_all (button_data->button);
+
+ gtk_path_bar_update_button_appearance (path_bar, button_data, current_dir);
+
+ g_signal_connect (button_data->button, "clicked",
+ G_CALLBACK (button_clicked_cb),
+ button_data);
+ g_object_weak_ref (G_OBJECT (button_data->button),
+ (GWeakNotify) button_data_free, button_data);
+
+ gtk_drag_source_set (button_data->button,
+ GDK_BUTTON1_MASK,
+ NULL, 0,
+ GDK_ACTION_COPY);
+ gtk_drag_source_add_uri_targets (button_data->button);
+ g_signal_connect (button_data->button, "drag-data-get",
+ G_CALLBACK (button_drag_data_get_cb), button_data);
+
+ return button_data;
}
static gboolean
gtk_path_bar_check_parent_path (GtkPathBar *path_bar,
- const GtkFilePath *file_path,
+ GFile *file,
GtkFileSystem *file_system)
{
GList *list;
GList *current_path = NULL;
+ gboolean need_new_fake_root = FALSE;
for (list = path_bar->button_list; list; list = list->next)
{
- GtkFilePath *tmp_path;
+ ButtonData *button_data;
- tmp_path = (GtkFilePath *) g_object_get_data (G_OBJECT (list->data),
- "gtk-path-bar-button-path");
- if (! gtk_file_path_compare (file_path, tmp_path))
+ button_data = list->data;
+ if (g_file_equal (file, button_data->file))
{
current_path = list;
break;
}
-
+ if (list == path_bar->fake_root)
+ need_new_fake_root = TRUE;
}
if (current_path)
{
+ if (need_new_fake_root)
+ {
+ path_bar->fake_root = NULL;
+ for (list = current_path; list; list = list->next)
+ {
+ ButtonData *button_data;
+
+ button_data = list->data;
+ if (BUTTON_IS_FAKE_ROOT (button_data))
+ {
+ path_bar->fake_root = list;
+ break;
+ }
+ }
+ }
+
for (list = path_bar->button_list; list; list = list->next)
{
- update_button_appearance (path_bar,
- GTK_WIDGET (list->data),
- (list == current_path) ? TRUE : FALSE);
+ gtk_path_bar_update_button_appearance (path_bar,
+ BUTTON_DATA (list->data),
+ (list == current_path) ? TRUE : FALSE);
+ }
+
+ if (!gtk_widget_get_child_visible (BUTTON_DATA (current_path->data)->button))
+ {
+ path_bar->first_scrolled_button = current_path;
+ gtk_widget_queue_resize (GTK_WIDGET (path_bar));
}
+
return TRUE;
}
return FALSE;
}
-gboolean
-_gtk_path_bar_set_path (GtkPathBar *path_bar,
- const GtkFilePath *file_path,
- GError **error)
-{
- GtkFilePath *path;
- gboolean first_directory = TRUE;
- gboolean result;
-
- g_return_val_if_fail (GTK_IS_PATH_BAR (path_bar), FALSE);
- g_return_val_if_fail (file_path != NULL, FALSE);
- result = TRUE;
+struct SetFileInfo
+{
+ GFile *file;
+ GFile *parent_file;
+ GtkPathBar *path_bar;
+ GList *new_buttons;
+ GList *fake_root;
+ gboolean first_directory;
+};
- if (gtk_path_bar_check_parent_path (path_bar, file_path, path_bar->file_system))
- return TRUE;
-
- gtk_path_bar_clear_buttons (path_bar);
- path = gtk_file_path_copy (file_path);
+static void
+gtk_path_bar_set_file_finish (struct SetFileInfo *info,
+ gboolean result)
+{
+ if (result)
+ {
+ GList *l;
- gtk_widget_push_composite_child ();
+ gtk_path_bar_clear_buttons (info->path_bar);
+ info->path_bar->button_list = g_list_reverse (info->new_buttons);
+ info->path_bar->fake_root = info->fake_root;
- while (path != NULL)
- {
- GtkFilePath *parent_path = NULL;
- GtkWidget *button;
- const gchar *display_name;
- GError *err = NULL;
- GtkFileFolder *file_folder;
- GtkFileInfo *file_info;
- gboolean valid;
- ButtonType button_type;
-
- valid = gtk_file_system_get_parent (path_bar->file_system,
- path,
- &parent_path,
- &err);
- if (!valid)
+ for (l = info->path_bar->button_list; l; l = l->next)
{
- result = FALSE;
- g_propagate_error (error, err);
- gtk_file_path_free (path);
- break;
+ GtkWidget *button = BUTTON_DATA (l->data)->button;
+ gtk_container_add (GTK_CONTAINER (info->path_bar), button);
}
+ }
+ else
+ {
+ GList *l;
- if (parent_path)
- file_folder = gtk_file_system_get_folder (path_bar->file_system, parent_path,
- GTK_FILE_INFO_DISPLAY_NAME, NULL);
- else
- file_folder = gtk_file_system_get_folder (path_bar->file_system, path,
- GTK_FILE_INFO_DISPLAY_NAME, NULL);
-
- file_info = gtk_file_folder_get_info (file_folder, path, &err);
- if (!file_info)
+ for (l = info->new_buttons; l; l = l->next)
{
- result = FALSE;
- g_propagate_error (error, err);
- g_object_unref (file_folder);
- gtk_file_path_free (parent_path);
- gtk_file_path_free (path);
- break;
+ ButtonData *button_data;
+
+ button_data = BUTTON_DATA (l->data);
+ gtk_widget_destroy (button_data->button);
}
- display_name = gtk_file_info_get_display_name (file_info);
+ g_list_free (info->new_buttons);
+ }
- button = make_directory_button (path_bar, display_name, path, first_directory);
- gtk_file_info_free (file_info);
- gtk_file_path_free (path);
- g_object_unref (file_folder);
+ if (info->file)
+ g_object_unref (info->file);
+ if (info->parent_file)
+ g_object_unref (info->parent_file);
+ g_free (info);
+}
- gtk_container_add (GTK_CONTAINER (path_bar), button);
- path_bar->button_list = g_list_prepend (path_bar->button_list, button);
+static void
+gtk_path_bar_get_info_callback (GCancellable *cancellable,
+ GFileInfo *info,
+ const GError *error,
+ gpointer data)
+{
+ gboolean cancelled = g_cancellable_is_cancelled (cancellable);
+ struct SetFileInfo *file_info = data;
+ ButtonData *button_data;
+ const gchar *display_name;
+ gboolean is_hidden;
- button_type = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (button), "gtk-path-bar-button-type"));
- if (button_type != NORMAL_BUTTON)
- {
- if (parent_path)
- gtk_file_path_free (parent_path);
- break;
- }
+ if (cancellable != file_info->path_bar->get_info_cancellable)
+ {
+ gtk_path_bar_set_file_finish (file_info, FALSE);
+ g_object_unref (cancellable);
+ return;
+ }
- path = parent_path;
- first_directory = FALSE;
+ g_object_unref (cancellable);
+ file_info->path_bar->get_info_cancellable = NULL;
+
+ if (cancelled || !info)
+ {
+ gtk_path_bar_set_file_finish (file_info, FALSE);
+ return;
}
+ display_name = g_file_info_get_display_name (info);
+ is_hidden = g_file_info_get_is_hidden (info) || g_file_info_get_is_backup (info);
+
+ gtk_widget_push_composite_child ();
+ button_data = make_directory_button (file_info->path_bar, display_name,
+ file_info->file,
+ file_info->first_directory, is_hidden);
gtk_widget_pop_composite_child ();
+ g_object_unref (file_info->file);
+
+ file_info->new_buttons = g_list_prepend (file_info->new_buttons, button_data);
+
+ if (BUTTON_IS_FAKE_ROOT (button_data))
+ file_info->fake_root = file_info->new_buttons;
- path_bar->button_list = g_list_reverse (path_bar->button_list);
+ file_info->file = file_info->parent_file;
+ file_info->first_directory = FALSE;
- return result;
+ if (!file_info->file)
+ {
+ gtk_path_bar_set_file_finish (file_info, TRUE);
+ return;
+ }
+
+ file_info->parent_file = g_file_get_parent (file_info->file);
+
+ file_info->path_bar->get_info_cancellable =
+ _gtk_file_system_get_info (file_info->path_bar->file_system,
+ file_info->file,
+ "standard::display-name,standard::is-hidden,standard::is-backup",
+ gtk_path_bar_get_info_callback,
+ file_info);
}
+gboolean
+_gtk_path_bar_set_file (GtkPathBar *path_bar,
+ GFile *file,
+ const gboolean keep_trail,
+ GError **error)
+{
+ struct SetFileInfo *info;
+ gboolean result;
+
+ g_return_val_if_fail (GTK_IS_PATH_BAR (path_bar), FALSE);
+ g_return_val_if_fail (G_IS_FILE (file), FALSE);
+
+ result = TRUE;
+
+ /* Check whether the new path is already present in the pathbar as buttons.
+ * This could be a parent directory or a previous selected subdirectory.
+ */
+ if (keep_trail &&
+ gtk_path_bar_check_parent_path (path_bar, file, path_bar->file_system))
+ return TRUE;
+
+ info = g_new0 (struct SetFileInfo, 1);
+ info->file = g_object_ref (file);
+ info->path_bar = path_bar;
+ info->first_directory = TRUE;
+ info->parent_file = g_file_get_parent (info->file);
+
+ if (path_bar->get_info_cancellable)
+ g_cancellable_cancel (path_bar->get_info_cancellable);
+
+ path_bar->get_info_cancellable =
+ _gtk_file_system_get_info (path_bar->file_system,
+ info->file,
+ "standard::display-name,standard::is-hidden,standard::is-backup",
+ gtk_path_bar_get_info_callback,
+ info);
+
+ return TRUE;
+}
/* FIXME: This should be a construct-only property */
void
GtkFileSystem *file_system)
{
const char *home;
+
g_return_if_fail (GTK_IS_PATH_BAR (path_bar));
g_assert (path_bar->file_system == NULL);
path_bar->file_system = g_object_ref (file_system);
home = g_get_home_dir ();
- path_bar->home_path = gtk_file_system_filename_to_path (path_bar->file_system, home);
- path_bar->root_path = gtk_file_system_filename_to_path (path_bar->file_system, "/");
+ if (home != NULL)
+ {
+ const gchar *desktop;
+
+ path_bar->home_file = g_file_new_for_path (home);
+ /* FIXME: Need file system backend specific way of getting the
+ * Desktop path.
+ */
+ desktop = g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP);
+ if (desktop != NULL)
+ path_bar->desktop_file = g_file_new_for_path (desktop);
+ else
+ path_bar->desktop_file = NULL;
+ }
+ else
+ {
+ path_bar->home_file = NULL;
+ path_bar->desktop_file = NULL;
+ }
+ path_bar->root_file = g_file_new_for_path ("/");
+}
+
+/**
+ * _gtk_path_bar_up:
+ * @path_bar: a #GtkPathBar
+ *
+ * If the selected button in the pathbar is not the furthest button "up" (in the
+ * root direction), act as if the user clicked on the next button up.
+ **/
+void
+_gtk_path_bar_up (GtkPathBar *path_bar)
+{
+ GList *l;
+ for (l = path_bar->button_list; l; l = l->next)
+ {
+ GtkWidget *button = BUTTON_DATA (l->data)->button;
+ if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)))
+ {
+ if (l->next)
+ {
+ GtkWidget *next_button = BUTTON_DATA (l->next->data)->button;
+ button_clicked_cb (next_button, l->next->data);
+ }
+ break;
+ }
+ }
}
+
+/**
+ * _gtk_path_bar_down:
+ * @path_bar: a #GtkPathBar
+ *
+ * If the selected button in the pathbar is not the furthest button "down" (in the
+ * leaf direction), act as if the user clicked on the next button down.
+ **/
+void
+_gtk_path_bar_down (GtkPathBar *path_bar)
+{
+ GList *l;
+
+ for (l = path_bar->button_list; l; l = l->next)
+ {
+ GtkWidget *button = BUTTON_DATA (l->data)->button;
+ if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)))
+ {
+ if (l->prev)
+ {
+ GtkWidget *prev_button = BUTTON_DATA (l->prev->data)->button;
+ button_clicked_cb (prev_button, l->prev->data);
+ }
+ break;
+ }
+ }
+}
+
+#define __GTK_PATH_BAR_C__
+#include "gtkaliasdef.c"
projects / ~andy / gtk / blobdiff