add new FmWidgetView object

1 files changed, 399 insertions, 0 deletions

diff --git a/src/file-manager/fm-widget-view.c b/src/file-manager/fm-widget-view.c
new file mode 100644
index 00000000..482ee4a3
--- /dev/null
+++ b/src/file-manager/fm-widget-view.c
@@ -0,0 +1,399 @@
+/* vi: set sw=4 ts=4 wrap ai: */
+/*
+ * fm-widget-view.c: This file is part of ____
+ *
+ * Copyright (C) 2019 yetist <yetist@yetibook>
+ *
+ *
+ * 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 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * */
+
+#include <config.h>
+#include <string.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <eel/eel-glib-extensions.h>
+#include <eel/eel-gtk-macros.h>
+#include <eel/eel-vfs-extensions.h>
+
+#include <libcaja-private/caja-file-utilities.h>
+#include <libcaja-private/caja-view.h>
+#include <libcaja-private/caja-view-factory.h>
+
+#include "fm-widget-view.h"
+
+struct _FMWidgetView
+{
+  FMDirectoryView object;
+  int             number_of_files;
+};
+
+static GList *fm_widget_view_get_selection                   (FMDirectoryView   *view);
+static GList *fm_widget_view_get_selection_for_file_transfer (FMDirectoryView   *view);
+static void   fm_widget_view_scroll_to_file                  (CajaView *view, const char *uri);
+static void   fm_widget_view_iface_init                      (CajaViewIface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (FMWidgetView, fm_widget_view, FM_TYPE_DIRECTORY_VIEW,
+                G_IMPLEMENT_INTERFACE (CAJA_TYPE_VIEW, fm_widget_view_iface_init));
+
+static void
+fm_widget_view_add_file (FMDirectoryView *view, CajaFile *file, CajaDirectory *directory)
+{
+    static GTimer *timer = NULL;
+    static gdouble cumu = 0, elaps;
+    FM_WIDGET_VIEW (view)->number_of_files++;
+    cairo_surface_t *icon;
+
+    if (!timer) timer = g_timer_new ();
+
+    g_timer_start (timer);
+    icon = caja_file_get_icon_surface (file, caja_get_icon_size_for_zoom_level (CAJA_ZOOM_LEVEL_STANDARD),
+                                      TRUE, gtk_widget_get_scale_factor (GTK_WIDGET(view)), 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_widget_view_begin_loading (FMDirectoryView *view)
+{
+}
+
+static void
+fm_widget_view_clear (FMDirectoryView *view)
+{
+}
+
+
+static void
+fm_widget_view_file_changed (FMDirectoryView *view, CajaFile *file, CajaDirectory *directory)
+{
+}
+
+static GtkWidget *
+fm_widget_view_get_background_widget (FMDirectoryView *view)
+{
+    return GTK_WIDGET (view);
+}
+
+static GList *
+fm_widget_view_get_selection (FMDirectoryView *view)
+{
+    return NULL;
+}
+
+
+static GList *
+fm_widget_view_get_selection_for_file_transfer (FMDirectoryView *view)
+{
+    return NULL;
+}
+
+static guint
+fm_widget_view_get_item_count (FMDirectoryView *view)
+{
+    return FM_WIDGET_VIEW (view)->number_of_files;
+}
+
+static gboolean
+fm_widget_view_is_empty (FMDirectoryView *view)
+{
+    return FM_WIDGET_VIEW (view)->number_of_files == 0;
+}
+
+static void
+fm_widget_view_end_file_changes (FMDirectoryView *view)
+{
+}
+
+static void
+fm_widget_view_remove_file (FMDirectoryView *view, CajaFile *file, CajaDirectory *directory)
+{
+    FM_WIDGET_VIEW (view)->number_of_files--;
+    g_assert (FM_WIDGET_VIEW (view)->number_of_files >= 0);
+}
+
+static void
+fm_widget_view_set_selection (FMDirectoryView *view, GList *selection)
+{
+    fm_directory_view_notify_selection_changed (view);
+}
+
+static void
+fm_widget_view_select_all (FMDirectoryView *view)
+{
+}
+
+static void
+fm_widget_view_reveal_selection (FMDirectoryView *view)
+{
+}
+
+static void
+fm_widget_view_merge_menus (FMDirectoryView *view)
+{
+    //EEL_CALL_PARENT (FM_DIRECTORY_VIEW_CLASS, merge_menus, (view));
+    FM_DIRECTORY_VIEW_CLASS (fm_widget_view_parent_class)->merge_menus(view);
+}
+
+static void
+fm_widget_view_update_menus (FMDirectoryView *view)
+{
+    FM_DIRECTORY_VIEW_CLASS (fm_widget_view_parent_class)->update_menus(view);
+}
+
+/* Reset sort criteria and zoom level to match defaults */
+static void
+fm_widget_view_reset_to_defaults (FMDirectoryView *view)
+{
+}
+
+static void
+fm_widget_view_bump_zoom_level (FMDirectoryView *view, int zoom_increment)
+{
+}
+
+static CajaZoomLevel
+fm_widget_view_get_zoom_level (FMDirectoryView *view)
+{
+    return CAJA_ZOOM_LEVEL_STANDARD;
+}
+
+static void
+fm_widget_view_zoom_to_level (FMDirectoryView *view,
+                             CajaZoomLevel zoom_level)
+{
+}
+
+static void
+fm_widget_view_restore_default_zoom_level (FMDirectoryView *view)
+{
+}
+
+static gboolean
+fm_widget_view_can_zoom_in (FMDirectoryView *view)
+{
+    return FALSE;
+}
+
+static gboolean
+fm_widget_view_can_zoom_out (FMDirectoryView *view)
+{
+    return FALSE;
+}
+
+static void
+fm_widget_view_start_renaming_file (FMDirectoryView *view,
+                                   CajaFile *file,
+                                   gboolean select_all)
+{
+}
+
+static void
+fm_widget_view_click_policy_changed (FMDirectoryView *directory_view)
+{
+}
+
+
+static int
+fm_widget_view_compare_files (FMDirectoryView *view, CajaFile *file1, CajaFile *file2)
+{
+    if (file1 < file2)
+    {
+        return -1;
+    }
+
+    if (file1 > file2)
+    {
+        return +1;
+    }
+
+    return 0;
+}
+
+static gboolean
+fm_widget_view_using_manual_layout (FMDirectoryView *view)
+{
+    return FALSE;
+}
+
+static void
+fm_widget_view_end_loading (FMDirectoryView *view,
+                           gboolean all_files_seen)
+{
+}
+
+static void
+fm_widget_view_finalize (GObject *object)
+{
+    FMWidgetView *widget_view;
+
+    widget_view = FM_WIDGET_VIEW (object);
+
+    G_OBJECT_CLASS (fm_widget_view_parent_class)->finalize (object);
+}
+
+static void
+fm_widget_view_emblems_changed (FMDirectoryView *directory_view)
+{
+}
+
+static char *
+fm_widget_view_get_first_visible_file (CajaView *view)
+{
+    return NULL;
+}
+
+static void
+fm_widget_view_scroll_to_file (CajaView *view,
+                              const char *uri)
+{
+}
+
+static void
+fm_widget_view_grab_focus (CajaView *view)
+{
+    gtk_widget_grab_focus (GTK_WIDGET (view));
+}
+
+static void
+fm_widget_view_sort_directories_first_changed (FMDirectoryView *view)
+{
+}
+
+static void
+fm_widget_view_class_init (FMWidgetViewClass *class)
+{
+    FMDirectoryViewClass *fm_directory_view_class;
+
+    fm_directory_view_class = FM_DIRECTORY_VIEW_CLASS (class);
+
+    G_OBJECT_CLASS (class)->finalize = fm_widget_view_finalize;
+
+    fm_directory_view_class->add_file = fm_widget_view_add_file;
+    fm_directory_view_class->begin_loading = fm_widget_view_begin_loading;
+    fm_directory_view_class->bump_zoom_level = fm_widget_view_bump_zoom_level;
+    fm_directory_view_class->can_zoom_in = fm_widget_view_can_zoom_in;
+    fm_directory_view_class->can_zoom_out = fm_widget_view_can_zoom_out;
+    fm_directory_view_class->click_policy_changed = fm_widget_view_click_policy_changed;
+    fm_directory_view_class->clear = fm_widget_view_clear;
+    fm_directory_view_class->file_changed = fm_widget_view_file_changed;
+    fm_directory_view_class->get_background_widget = fm_widget_view_get_background_widget;
+    fm_directory_view_class->get_selection = fm_widget_view_get_selection;
+    fm_directory_view_class->get_selection_for_file_transfer = fm_widget_view_get_selection_for_file_transfer;
+    fm_directory_view_class->get_item_count = fm_widget_view_get_item_count;
+    fm_directory_view_class->is_empty = fm_widget_view_is_empty;
+    fm_directory_view_class->remove_file = fm_widget_view_remove_file;
+    fm_directory_view_class->merge_menus = fm_widget_view_merge_menus;
+    fm_directory_view_class->update_menus = fm_widget_view_update_menus;
+    fm_directory_view_class->reset_to_defaults = fm_widget_view_reset_to_defaults;
+    fm_directory_view_class->restore_default_zoom_level = fm_widget_view_restore_default_zoom_level;
+    fm_directory_view_class->reveal_selection = fm_widget_view_reveal_selection;
+    fm_directory_view_class->select_all = fm_widget_view_select_all;
+    fm_directory_view_class->set_selection = fm_widget_view_set_selection;
+    fm_directory_view_class->compare_files = fm_widget_view_compare_files;
+    fm_directory_view_class->sort_directories_first_changed = fm_widget_view_sort_directories_first_changed;
+    fm_directory_view_class->start_renaming_file = fm_widget_view_start_renaming_file;
+    fm_directory_view_class->get_zoom_level = fm_widget_view_get_zoom_level;
+    fm_directory_view_class->zoom_to_level = fm_widget_view_zoom_to_level;
+    fm_directory_view_class->emblems_changed = fm_widget_view_emblems_changed;
+    fm_directory_view_class->end_file_changes = fm_widget_view_end_file_changes;
+    fm_directory_view_class->using_manual_layout = fm_widget_view_using_manual_layout;
+    fm_directory_view_class->end_loading = fm_widget_view_end_loading;
+}
+
+static const char *
+fm_widget_view_get_id (CajaView *view)
+{
+    return FM_WIDGET_VIEW_ID;
+}
+
+
+static void
+fm_widget_view_iface_init (CajaViewIface *iface)
+{
+    fm_directory_view_init_view_iface (iface);
+
+    iface->get_view_id = fm_widget_view_get_id;
+    iface->get_first_visible_file = fm_widget_view_get_first_visible_file;
+    iface->scroll_to_file = fm_widget_view_scroll_to_file;
+    iface->get_title = NULL;
+    iface->grab_focus = fm_widget_view_grab_focus;
+}
+
+
+static void
+fm_widget_view_init (FMWidgetView *widget_view)
+{
+}
+
+static CajaView *
+fm_widget_view_create (CajaWindowSlotInfo *slot)
+{
+    FMWidgetView *view;
+
+    g_assert (CAJA_IS_WINDOW_SLOT_INFO (slot));
+
+    view = g_object_new (FM_TYPE_WIDGET_VIEW,
+                         "window-slot", slot,
+                         NULL);
+
+    return CAJA_VIEW (view);
+}
+
+static gboolean
+fm_widget_view_supports_uri (const char *uri,
+                            GFileType file_type,
+                            const char *mime_type)
+{
+    if (g_str_has_prefix (uri, "computer://"))
+    {
+            return TRUE;
+    }
+    return FALSE;
+}
+
+static CajaViewInfo fm_widget_view =
+{
+    FM_WIDGET_VIEW_ID,
+    N_("Widget View"),
+    /* translators: this is used in the view menu */
+    N_("_Widget View"),
+    N_("The widget view encountered an error."),
+    N_("The widget view encountered an error while starting up."),
+    N_("Display this location with the widget view."),
+    fm_widget_view_create,
+    fm_widget_view_supports_uri
+};
+
+void
+fm_widget_view_register (void)
+{
+    fm_widget_view.id = fm_widget_view.id;
+    fm_widget_view.view_combo_label = _(fm_widget_view.view_combo_label);
+    fm_widget_view.view_menu_label_with_mnemonic = _(fm_widget_view.view_menu_label_with_mnemonic);
+    fm_widget_view.error_label = _(fm_widget_view.error_label);
+    fm_widget_view.startup_error_label = _(fm_widget_view.startup_error_label);
+    fm_widget_view.display_location_label = _(fm_widget_view.display_location_label);
+
+    caja_view_factory_register (&fm_widget_view);
+}