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Diffstat (limited to 'src/file-manager/fm-empty-view.c')
| -rw-r--r-- | src/file-manager/fm-empty-view.c | 412 |
1 files changed, 412 insertions, 0 deletions
diff --git a/src/file-manager/fm-empty-view.c b/src/file-manager/fm-empty-view.c new file mode 100644 index 00000000..d85c702c --- /dev/null +++ b/src/file-manager/fm-empty-view.c @@ -0,0 +1,412 @@ +/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ + +/* fm-empty-view.c - implementation of empty view of directory. + + Copyright (C) 2006 Free Software Foundation, Inc. + + The Mate Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The Mate Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the Mate Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + + Authors: Christian Neumair <[email protected]> +*/ + +#include <config.h> +#include "fm-empty-view.h" + +#include <string.h> +#include <libcaja-private/caja-file-utilities.h> +#include <libcaja-private/caja-view.h> +#include <libcaja-private/caja-view-factory.h> +#include <eel/eel-glib-extensions.h> +#include <eel/eel-gtk-macros.h> +#include <eel/eel-vfs-extensions.h> + +struct FMEmptyViewDetails +{ + int number_of_files; +}; + +static GList *fm_empty_view_get_selection (FMDirectoryView *view); +static GList *fm_empty_view_get_selection_for_file_transfer (FMDirectoryView *view); +static void fm_empty_view_scroll_to_file (CajaView *view, + const char *uri); +static void fm_empty_view_iface_init (CajaViewIface *iface); + +G_DEFINE_TYPE_WITH_CODE (FMEmptyView, fm_empty_view, FM_TYPE_DIRECTORY_VIEW, + G_IMPLEMENT_INTERFACE (CAJA_TYPE_VIEW, + fm_empty_view_iface_init)); + +/* for EEL_CALL_PARENT */ +#define parent_class fm_empty_view_parent_class + +static void +fm_empty_view_add_file (FMDirectoryView *view, CajaFile *file, CajaDirectory *directory) +{ + static GTimer *timer = NULL; + static gdouble cumu = 0, elaps; + FM_EMPTY_VIEW (view)->details->number_of_files++; + GdkPixbuf *icon; + + if (!timer) timer = g_timer_new (); + + g_timer_start (timer); + icon = caja_file_get_icon_pixbuf (file, caja_get_icon_size_for_zoom_level (CAJA_ZOOM_LEVEL_STANDARD), TRUE, 0); + + elaps = g_timer_elapsed (timer, NULL); + g_timer_stop (timer); + + g_object_unref (icon); + + cumu += elaps; + g_message ("entire loading: %.3f, cumulative %.3f", elaps, cumu); +} + + +static void +fm_empty_view_begin_loading (FMDirectoryView *view) +{ +} + +static void +fm_empty_view_clear (FMDirectoryView *view) +{ +} + + +static void +fm_empty_view_file_changed (FMDirectoryView *view, CajaFile *file, CajaDirectory *directory) +{ +} + +static GtkWidget * +fm_empty_view_get_background_widget (FMDirectoryView *view) +{ + return GTK_WIDGET (view); +} + +static GList * +fm_empty_view_get_selection (FMDirectoryView *view) +{ + return NULL; +} + + +static GList * +fm_empty_view_get_selection_for_file_transfer (FMDirectoryView *view) +{ + return NULL; +} + +static guint +fm_empty_view_get_item_count (FMDirectoryView *view) +{ + return FM_EMPTY_VIEW (view)->details->number_of_files; +} + +static gboolean +fm_empty_view_is_empty (FMDirectoryView *view) +{ + return FM_EMPTY_VIEW (view)->details->number_of_files == 0; +} + +static void +fm_empty_view_end_file_changes (FMDirectoryView *view) +{ +} + +static void +fm_empty_view_remove_file (FMDirectoryView *view, CajaFile *file, CajaDirectory *directory) +{ + FM_EMPTY_VIEW (view)->details->number_of_files--; + g_assert (FM_EMPTY_VIEW (view)->details->number_of_files >= 0); +} + +static void +fm_empty_view_set_selection (FMDirectoryView *view, GList *selection) +{ + fm_directory_view_notify_selection_changed (view); +} + +static void +fm_empty_view_select_all (FMDirectoryView *view) +{ +} + +static void +fm_empty_view_reveal_selection (FMDirectoryView *view) +{ +} + +static void +fm_empty_view_merge_menus (FMDirectoryView *view) +{ + EEL_CALL_PARENT (FM_DIRECTORY_VIEW_CLASS, merge_menus, (view)); +} + +static void +fm_empty_view_update_menus (FMDirectoryView *view) +{ + EEL_CALL_PARENT (FM_DIRECTORY_VIEW_CLASS, update_menus, (view)); +} + +/* Reset sort criteria and zoom level to match defaults */ +static void +fm_empty_view_reset_to_defaults (FMDirectoryView *view) +{ +} + +static void +fm_empty_view_bump_zoom_level (FMDirectoryView *view, int zoom_increment) +{ +} + +static CajaZoomLevel +fm_empty_view_get_zoom_level (FMDirectoryView *view) +{ + return CAJA_ZOOM_LEVEL_STANDARD; +} + +static void +fm_empty_view_zoom_to_level (FMDirectoryView *view, + CajaZoomLevel zoom_level) +{ +} + +static void +fm_empty_view_restore_default_zoom_level (FMDirectoryView *view) +{ +} + +static gboolean +fm_empty_view_can_zoom_in (FMDirectoryView *view) +{ + return FALSE; +} + +static gboolean +fm_empty_view_can_zoom_out (FMDirectoryView *view) +{ + return FALSE; +} + +static void +fm_empty_view_start_renaming_file (FMDirectoryView *view, + CajaFile *file, + gboolean select_all) +{ +} + +static void +fm_empty_view_click_policy_changed (FMDirectoryView *directory_view) +{ +} + + +static int +fm_empty_view_compare_files (FMDirectoryView *view, CajaFile *file1, CajaFile *file2) +{ + if (file1 < file2) + { + return -1; + } + + if (file1 > file2) + { + return +1; + } + + return 0; +} + +static gboolean +fm_empty_view_using_manual_layout (FMDirectoryView *view) +{ + return FALSE; +} + +static void +fm_empty_view_end_loading (FMDirectoryView *view, + gboolean all_files_seen) +{ +} + +static void +fm_empty_view_finalize (GObject *object) +{ + FMEmptyView *empty_view; + + empty_view = FM_EMPTY_VIEW (object); + g_free (empty_view->details); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +static void +fm_empty_view_emblems_changed (FMDirectoryView *directory_view) +{ +} + +static char * +fm_empty_view_get_first_visible_file (CajaView *view) +{ + return NULL; +} + +static void +fm_empty_view_scroll_to_file (CajaView *view, + const char *uri) +{ +} + +static void +fm_empty_view_grab_focus (CajaView *view) +{ + gtk_widget_grab_focus (GTK_WIDGET (view)); +} + +static void +fm_empty_view_sort_directories_first_changed (FMDirectoryView *view) +{ +} + +static void +fm_empty_view_class_init (FMEmptyViewClass *class) +{ + FMDirectoryViewClass *fm_directory_view_class; + + fm_directory_view_class = FM_DIRECTORY_VIEW_CLASS (class); + + G_OBJECT_CLASS (class)->finalize = fm_empty_view_finalize; + + fm_directory_view_class->add_file = fm_empty_view_add_file; + fm_directory_view_class->begin_loading = fm_empty_view_begin_loading; + fm_directory_view_class->bump_zoom_level = fm_empty_view_bump_zoom_level; + fm_directory_view_class->can_zoom_in = fm_empty_view_can_zoom_in; + fm_directory_view_class->can_zoom_out = fm_empty_view_can_zoom_out; + fm_directory_view_class->click_policy_changed = fm_empty_view_click_policy_changed; + fm_directory_view_class->clear = fm_empty_view_clear; + fm_directory_view_class->file_changed = fm_empty_view_file_changed; + fm_directory_view_class->get_background_widget = fm_empty_view_get_background_widget; + fm_directory_view_class->get_selection = fm_empty_view_get_selection; + fm_directory_view_class->get_selection_for_file_transfer = fm_empty_view_get_selection_for_file_transfer; + fm_directory_view_class->get_item_count = fm_empty_view_get_item_count; + fm_directory_view_class->is_empty = fm_empty_view_is_empty; + fm_directory_view_class->remove_file = fm_empty_view_remove_file; + fm_directory_view_class->merge_menus = fm_empty_view_merge_menus; + fm_directory_view_class->update_menus = fm_empty_view_update_menus; + fm_directory_view_class->reset_to_defaults = fm_empty_view_reset_to_defaults; + fm_directory_view_class->restore_default_zoom_level = fm_empty_view_restore_default_zoom_level; + fm_directory_view_class->reveal_selection = fm_empty_view_reveal_selection; + fm_directory_view_class->select_all = fm_empty_view_select_all; + fm_directory_view_class->set_selection = fm_empty_view_set_selection; + fm_directory_view_class->compare_files = fm_empty_view_compare_files; + fm_directory_view_class->sort_directories_first_changed = fm_empty_view_sort_directories_first_changed; + fm_directory_view_class->start_renaming_file = fm_empty_view_start_renaming_file; + fm_directory_view_class->get_zoom_level = fm_empty_view_get_zoom_level; + fm_directory_view_class->zoom_to_level = fm_empty_view_zoom_to_level; + fm_directory_view_class->emblems_changed = fm_empty_view_emblems_changed; + fm_directory_view_class->end_file_changes = fm_empty_view_end_file_changes; + fm_directory_view_class->using_manual_layout = fm_empty_view_using_manual_layout; + fm_directory_view_class->end_loading = fm_empty_view_end_loading; +} + +static const char * +fm_empty_view_get_id (CajaView *view) +{ + return FM_EMPTY_VIEW_ID; +} + + +static void +fm_empty_view_iface_init (CajaViewIface *iface) +{ + fm_directory_view_init_view_iface (iface); + + iface->get_view_id = fm_empty_view_get_id; + iface->get_first_visible_file = fm_empty_view_get_first_visible_file; + iface->scroll_to_file = fm_empty_view_scroll_to_file; + iface->get_title = NULL; + iface->grab_focus = fm_empty_view_grab_focus; +} + + +static void +fm_empty_view_init (FMEmptyView *empty_view) +{ + empty_view->details = g_new0 (FMEmptyViewDetails, 1); +} + +static CajaView * +fm_empty_view_create (CajaWindowSlotInfo *slot) +{ + FMEmptyView *view; + + g_assert (CAJA_IS_WINDOW_SLOT_INFO (slot)); + + view = g_object_new (FM_TYPE_EMPTY_VIEW, + "window-slot", slot, + NULL); + + return CAJA_VIEW (view); +} + +static gboolean +fm_empty_view_supports_uri (const char *uri, + GFileType file_type, + const char *mime_type) +{ + if (file_type == G_FILE_TYPE_DIRECTORY) + { + return TRUE; + } + if (strcmp (mime_type, CAJA_SAVED_SEARCH_MIMETYPE) == 0) + { + return TRUE; + } + if (g_str_has_prefix (uri, "trash:")) + { + return TRUE; + } + if (g_str_has_prefix (uri, EEL_SEARCH_URI)) + { + return TRUE; + } + + return FALSE; +} + +static CajaViewInfo fm_empty_view = +{ + FM_EMPTY_VIEW_ID, + "Empty", + "Empty View", + "_Empty View", + "The empty view encountered an error.", + "Display this location with the empty view.", + fm_empty_view_create, + fm_empty_view_supports_uri +}; + +void +fm_empty_view_register (void) +{ + fm_empty_view.id = fm_empty_view.id; + fm_empty_view.view_combo_label = fm_empty_view.view_combo_label; + fm_empty_view.view_menu_label_with_mnemonic = fm_empty_view.view_menu_label_with_mnemonic; + fm_empty_view.error_label = fm_empty_view.error_label; + fm_empty_view.display_location_label = fm_empty_view.display_location_label; + + caja_view_factory_register (&fm_empty_view); +} |