diff options
Diffstat (limited to 'shell/e-storage-set-view.c')
| -rw-r--r-- | shell/e-storage-set-view.c | 637 |
1 files changed, 0 insertions, 637 deletions
diff --git a/shell/e-storage-set-view.c b/shell/e-storage-set-view.c deleted file mode 100644 index 1e2a9a5807..0000000000 --- a/shell/e-storage-set-view.c +++ /dev/null @@ -1,637 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* e-storage-set-view.c - * - * Copyright (C) 2000 Helix Code, Inc. - * - * 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., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - * - * Author: Ettore Perazzoli - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <gnome.h> - -#include "e-util/e-util.h" -#include "e-shell-constants.h" - -#include "e-storage-set-view.h" - - -#define PARENT_TYPE GTK_TYPE_CTREE -static GtkCTreeClass *parent_class = NULL; - -struct _EStorageSetViewPrivate { - EStorageSet *storage_set; - - /* These tables must always be kept in sync, and one cannot exist - without the other, as they share the dynamically allocated path. */ - GHashTable *ctree_node_to_path; - GHashTable *path_to_ctree_node; - - /* Path of the row selected by the latest "tree_select_row" signal. */ - const char *selected_row_path; - - /* Path of the row currently being dragged. */ - const char *dragged_row_path; - - /* Path of the row that was selected before the latest click. */ - const char *selected_row_path_before_click; - - /* Whether we are currently performing a drag from this view. */ - int in_drag : 1; - - /* Button used for the drag. This is initialized in the `button_press_event' - handler. */ - int drag_button; -}; - - -enum { - FOLDER_SELECTED, - LAST_SIGNAL -}; - -static guint signals[LAST_SIGNAL] = { 0 }; - - -/* DND stuff. */ - -enum _DndTargetType { - DND_TARGET_TYPE_URI_LIST, - DND_TARGET_TYPE_E_SHORTCUT -}; -typedef enum _DndTargetType DndTargetType; - -#define URI_LIST_TYPE "text/uri-list" -#define E_SHORTCUT_TYPE "E-SHORTCUT" - -static GtkTargetEntry drag_types [] = { - { URI_LIST_TYPE, 0, DND_TARGET_TYPE_URI_LIST }, - { E_SHORTCUT_TYPE, 0, DND_TARGET_TYPE_E_SHORTCUT } -}; -static const int num_drag_types = sizeof (drag_types) / sizeof (drag_types[0]); - -static GtkTargetList *target_list; - - -/* GtkObject methods. */ - -static void -hash_foreach_free_path (gpointer key, - gpointer value, - gpointer data) -{ - g_free (value); -} - -static void -destroy (GtkObject *object) -{ - EStorageSetView *storage_set_view; - EStorageSetViewPrivate *priv; - - storage_set_view = E_STORAGE_SET_VIEW (object); - priv = storage_set_view->priv; - - gtk_object_unref (GTK_OBJECT (priv->storage_set)); - - g_hash_table_foreach (priv->ctree_node_to_path, hash_foreach_free_path, NULL); - g_hash_table_destroy (priv->ctree_node_to_path); - g_hash_table_destroy (priv->path_to_ctree_node); - - g_free (priv); - - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - - -/* GtkWidget methods. */ - -static int -button_press_event (GtkWidget *widget, - GdkEventButton *event) -{ - EStorageSetView *storage_set_view; - EStorageSetViewPrivate *priv; - - storage_set_view = E_STORAGE_SET_VIEW (widget); - priv = storage_set_view->priv; - - priv->selected_row_path_before_click = priv->selected_row_path; - - (* GTK_WIDGET_CLASS (parent_class)->button_press_event) (widget, event); - - if (priv->in_drag) - return FALSE; - - priv->drag_button = event->button; - - /* KLUDGE ALERT. So look at this. We need to grab the pointer now, to check for - motion events and maybe start a drag operation. And GtkCTree seems to do it - already in the `button_press_event'. *But* for some reason something is very - broken somewhere and the grab misbehaves when done by GtkCTree's - `button_press_event'. So we have to ungrab the pointer and re-grab it our way. - Weee! */ - - gdk_pointer_ungrab (GDK_CURRENT_TIME); - gdk_flush (); - gtk_grab_remove (widget); - - gdk_pointer_grab (GTK_CLIST (widget)->clist_window, FALSE, - GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK, - NULL, NULL, event->time); - gtk_grab_add (widget); - - return TRUE; -} - -static int -motion_notify_event (GtkWidget *widget, - GdkEventMotion *event) -{ - EStorageSetView *storage_set_view; - EStorageSetViewPrivate *priv; - - if (event->window != GTK_CLIST (widget)->clist_window) - return (* GTK_WIDGET_CLASS (parent_class)->motion_notify_event) (widget, event); - - storage_set_view = E_STORAGE_SET_VIEW (widget); - priv = storage_set_view->priv; - - if (priv->in_drag || priv->drag_button == 0) - return FALSE; - - priv->in_drag = TRUE; - priv->dragged_row_path = priv->selected_row_path; - - gtk_drag_begin (widget, target_list, GDK_ACTION_MOVE, - priv->drag_button, (GdkEvent *) event); - - return TRUE; -} - -static int -button_release_event (GtkWidget *widget, - GdkEventButton *event) -{ - EStorageSetView *storage_set_view; - EStorageSetViewPrivate *priv; - - if (event->window != GTK_CLIST (widget)->clist_window) - return (* GTK_WIDGET_CLASS (parent_class)->button_release_event) (widget, event); - - storage_set_view = E_STORAGE_SET_VIEW (widget); - priv = storage_set_view->priv; - - if (! priv->in_drag && priv->selected_row_path != NULL) { - gdk_pointer_ungrab (GDK_CURRENT_TIME); - gtk_grab_remove (widget); - gdk_flush (); - - gtk_signal_emit (GTK_OBJECT (widget), signals[FOLDER_SELECTED], - priv->selected_row_path); - priv->selected_row_path = NULL; - } - - priv->selected_row_path_before_click = NULL; - - return TRUE; -} - -static void -drag_end (GtkWidget *widget, - GdkDragContext *context) -{ - EStorageSetView *storage_set_view; - EStorageSetViewPrivate *priv; - - storage_set_view = E_STORAGE_SET_VIEW (widget); - priv = storage_set_view->priv; - - if (priv->dragged_row_path != NULL) - e_storage_set_view_set_current_folder (storage_set_view, - priv->selected_row_path_before_click); - - priv->in_drag = FALSE; - priv->drag_button = 0; - priv->dragged_row_path = NULL; -} - -static void -set_uri_list_selection (EStorageSetView *storage_set_view, - GtkSelectionData *selection_data) -{ - EStorageSetViewPrivate *priv; - char *uri_list; - - priv = storage_set_view->priv; - - /* FIXME: Get `evolution:' from somewhere instead of hardcoding it here. */ - uri_list = g_strconcat ("evolution:", priv->selected_row_path, "\n", NULL); - gtk_selection_data_set (selection_data, selection_data->target, - 8, (guchar *) uri_list, strlen (uri_list)); - g_free (uri_list); -} - -static void -set_e_shortcut_selection (EStorageSetView *storage_set_view, - GtkSelectionData *selection_data) -{ - EStorageSetViewPrivate *priv; - int shortcut_len; - char *shortcut; - const char *trailing_slash; - const char *name; - - priv = storage_set_view->priv; - - trailing_slash = strrchr (priv->selected_row_path, '/'); - if (trailing_slash == NULL) - name = NULL; - else - name = trailing_slash + 1; - - /* FIXME: Get `evolution:' from somewhere instead of hardcoding it here. */ - - if (name != NULL) - shortcut_len = strlen (name); - else - shortcut_len = 0; - - shortcut_len ++; /* Separating zero. */ - - shortcut_len += strlen ("evolution:"); - shortcut_len += strlen (priv->selected_row_path); - shortcut_len ++; /* Trailing zero. */ - - shortcut = g_malloc (shortcut_len); - - if (name == NULL) - sprintf (shortcut, "%cevolution:%s", '\0', priv->selected_row_path); - else - sprintf (shortcut, "%s%cevolution:%s", name, '\0', priv->selected_row_path); - - gtk_selection_data_set (selection_data, selection_data->target, - 8, (guchar *) shortcut, shortcut_len); - - g_free (shortcut); -} - -static void -drag_data_get (GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint32 time) -{ - EStorageSetView *storage_set_view; - - storage_set_view = E_STORAGE_SET_VIEW (widget); - - switch (info) { - case DND_TARGET_TYPE_URI_LIST: - set_uri_list_selection (storage_set_view, selection_data); - break; - case DND_TARGET_TYPE_E_SHORTCUT: - set_e_shortcut_selection (storage_set_view, selection_data); - break; - default: - g_assert_not_reached (); - } -} - - -/* GtkCTree methods. */ - -static void -tree_select_row (GtkCTree *ctree, - GtkCTreeNode *row, - gint column) -{ - EStorageSetView *storage_set_view; - EStorageSetViewPrivate *priv; - const char *path; - - (* GTK_CTREE_CLASS (parent_class)->tree_select_row) (ctree, row, column); - - storage_set_view = E_STORAGE_SET_VIEW (ctree); - priv = storage_set_view->priv; - - path = g_hash_table_lookup (storage_set_view->priv->ctree_node_to_path, row); - if (path == NULL) - return; - - priv->selected_row_path = path; -} - - -static void -class_init (EStorageSetViewClass *klass) -{ - GtkObjectClass *object_class; - GtkWidgetClass *widget_class; - GtkCTreeClass *ctree_class; - - parent_class = gtk_type_class (gtk_ctree_get_type ()); - - object_class = GTK_OBJECT_CLASS (klass); - object_class->destroy = destroy; - - widget_class = GTK_WIDGET_CLASS (klass); - widget_class->button_press_event = button_press_event; - widget_class->motion_notify_event = motion_notify_event; - widget_class->button_release_event = button_release_event; - widget_class->drag_end = drag_end; - widget_class->drag_data_get = drag_data_get; - - ctree_class = GTK_CTREE_CLASS (klass); - ctree_class->tree_select_row = tree_select_row; - - signals[FOLDER_SELECTED] - = gtk_signal_new ("folder_selected", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (EStorageSetViewClass, folder_selected), - gtk_marshal_NONE__STRING, - GTK_TYPE_NONE, 1, - GTK_TYPE_STRING); - - gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL); - - /* Set up DND. */ - - target_list = gtk_target_list_new (drag_types, num_drag_types); - g_assert (target_list != NULL); -} - -static void -init (EStorageSetView *storage_set_view) -{ - EStorageSetViewPrivate *priv; - - /* Avoid GtkCTree's broken focusing behavior. FIXME: Other ways? */ - GTK_WIDGET_UNSET_FLAGS (storage_set_view, GTK_CAN_FOCUS); - - priv = g_new (EStorageSetViewPrivate, 1); - - priv->storage_set = NULL; - priv->ctree_node_to_path = g_hash_table_new (g_direct_hash, g_direct_equal); - priv->path_to_ctree_node = g_hash_table_new (g_str_hash, g_str_equal); - priv->selected_row_path = NULL; - priv->dragged_row_path = NULL; - priv->selected_row_path_before_click = NULL; - priv->in_drag = FALSE; - - storage_set_view->priv = priv; -} - - -static void -get_pixmap_and_mask_for_folder (EStorageSetView *storage_set_view, - EFolder *folder, - GdkPixmap **pixmap_return, - GdkBitmap **mask_return) -{ - EFolderTypeRepository *folder_type_repository; - EStorageSet *storage_set; - const char *type_name; - GdkPixbuf *icon_pixbuf; - GdkPixbuf *scaled_pixbuf; - GdkVisual *visual; - GdkGC *gc; - - storage_set = storage_set_view->priv->storage_set; - folder_type_repository = e_storage_set_get_folder_type_repository (storage_set); - - type_name = e_folder_get_type_string (folder); - icon_pixbuf = e_folder_type_repository_get_icon_for_type (folder_type_repository, - type_name, TRUE); - - scaled_pixbuf = gdk_pixbuf_new (gdk_pixbuf_get_colorspace (icon_pixbuf), - gdk_pixbuf_get_has_alpha (icon_pixbuf), - gdk_pixbuf_get_bits_per_sample (icon_pixbuf), - E_SHELL_MINI_ICON_SIZE, E_SHELL_MINI_ICON_SIZE); - - gdk_pixbuf_scale (icon_pixbuf, scaled_pixbuf, - 0, 0, E_SHELL_MINI_ICON_SIZE, E_SHELL_MINI_ICON_SIZE, - 0.0, 0.0, - (double) E_SHELL_MINI_ICON_SIZE / gdk_pixbuf_get_width (icon_pixbuf), - (double) E_SHELL_MINI_ICON_SIZE / gdk_pixbuf_get_height (icon_pixbuf), - GDK_INTERP_HYPER); - - visual = gdk_rgb_get_visual (); - *pixmap_return = gdk_pixmap_new (NULL, - E_SHELL_MINI_ICON_SIZE, E_SHELL_MINI_ICON_SIZE, - visual->depth); - - gc = gdk_gc_new (*pixmap_return); - gdk_pixbuf_render_to_drawable (scaled_pixbuf, *pixmap_return, gc, 0, 0, 0, 0, - E_SHELL_MINI_ICON_SIZE, E_SHELL_MINI_ICON_SIZE, - GDK_RGB_DITHER_NORMAL, 0, 0); - gdk_gc_unref (gc); - - *mask_return = gdk_pixmap_new (NULL, E_SHELL_MINI_ICON_SIZE, E_SHELL_MINI_ICON_SIZE, 1); - gdk_pixbuf_render_threshold_alpha (scaled_pixbuf, *mask_return, - 0, 0, 0, 0, - E_SHELL_MINI_ICON_SIZE, E_SHELL_MINI_ICON_SIZE, - 0x7f); - - gdk_pixbuf_unref (scaled_pixbuf); -} - -static int -folder_compare_cb (gconstpointer a, gconstpointer b) -{ - EFolder *folder_a; - EFolder *folder_b; - const char *name_a; - const char *name_b; - - folder_a = E_FOLDER (a); - folder_b = E_FOLDER (b); - - name_a = e_folder_get_name (folder_a); - name_b = e_folder_get_name (folder_b); - - return strcmp (name_a, name_b); -} - -static void -insert_folders (EStorageSetView *storage_set_view, - GtkCTreeNode *parent, - EStorage *storage, - const char *path, - int level) -{ - EStorageSetViewPrivate *priv; - GtkCTree *ctree; - GtkCTreeNode *node; - GList *folder_list; - GList *p; - const char *storage_name; - - ctree = GTK_CTREE (storage_set_view); - priv = storage_set_view->priv; - - storage_name = e_storage_get_name (storage); - - folder_list = e_storage_list_folders (storage, path); - if (folder_list == NULL) - return; - - folder_list = g_list_sort (folder_list, folder_compare_cb); - - for (p = folder_list; p != NULL; p = p->next) { - EFolder *folder; - const char *folder_name; - char *text[2]; - char *subpath; - char *full_path; - GdkPixmap *pixmap; - GdkBitmap *mask; - - folder = E_FOLDER (p->data); - folder_name = e_folder_get_name (folder); - - text[0] = (char *) folder_name; /* Yuck. */ - text[1] = NULL; - - get_pixmap_and_mask_for_folder (storage_set_view, folder, &pixmap, &mask); - - node = gtk_ctree_insert_node (ctree, parent, NULL, - text, 3, - pixmap, mask, pixmap, mask, - FALSE, TRUE); - - subpath = g_concat_dir_and_file (path, folder_name); - insert_folders (storage_set_view, node, storage, subpath, level + 1); - - full_path = g_strconcat("/", storage_name, subpath, NULL); - g_hash_table_insert (priv->ctree_node_to_path, node, full_path); - g_hash_table_insert (priv->path_to_ctree_node, full_path, node); - - g_free (subpath); - } - - e_free_object_list (folder_list); -} - -void -e_storage_set_view_construct (EStorageSetView *storage_set_view, - EStorageSet *storage_set) -{ - EStorageSetViewPrivate *priv; - GtkCTreeNode *parent; - GtkCTree *ctree; - EStorage *storage; - GList *storage_list; - GList *p; - const char *name; - char *text[2]; - char *path; - - g_return_if_fail (storage_set_view != NULL); - g_return_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view)); - g_return_if_fail (storage_set != NULL); - g_return_if_fail (E_IS_STORAGE_SET (storage_set)); - - ctree = GTK_CTREE (storage_set_view); - - /* Set up GtkCTree/GtkCList parameters. */ - gtk_ctree_construct (ctree, 1, 0, NULL); - gtk_ctree_set_line_style (ctree, GTK_CTREE_LINES_DOTTED); - gtk_clist_set_selection_mode (GTK_CLIST (ctree), GTK_SELECTION_BROWSE); - gtk_clist_set_row_height (GTK_CLIST (ctree), E_SHELL_MINI_ICON_SIZE); - - priv = storage_set_view->priv; - - gtk_object_ref (GTK_OBJECT (storage_set)); - priv->storage_set = storage_set; - - storage_list = e_storage_set_get_storage_list (storage_set); - - text[1] = NULL; - - for (p = storage_list; p != NULL; p = p->next) { - storage = E_STORAGE (p->data); - - name = e_storage_get_name (storage); - text[0] = (char *) name; /* Yuck. */ - - parent = gtk_ctree_insert_node (ctree, NULL, NULL, - text, 3, - NULL, NULL, NULL, NULL, - FALSE, TRUE); - - path = g_strconcat ("/", name, NULL); - g_hash_table_insert (priv->ctree_node_to_path, parent, path); - g_hash_table_insert (priv->path_to_ctree_node, parent, path); - - insert_folders (storage_set_view, parent, storage, "/", 1); - } - - e_free_object_list (storage_list); -} - -GtkWidget * -e_storage_set_view_new (EStorageSet *storage_set) -{ - GtkWidget *new; - - g_return_val_if_fail (storage_set != NULL, NULL); - g_return_val_if_fail (E_IS_STORAGE_SET (storage_set), NULL); - - new = gtk_type_new (e_storage_set_view_get_type ()); - e_storage_set_view_construct (E_STORAGE_SET_VIEW (new), storage_set); - - return new; -} - - -void -e_storage_set_view_set_current_folder (EStorageSetView *storage_set_view, - const char *path) -{ - EStorageSetViewPrivate *priv; - GtkCTreeNode *node; - - g_return_if_fail (storage_set_view != NULL); - g_return_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view)); - g_return_if_fail (path == NULL || g_path_is_absolute (path)); - - priv = storage_set_view->priv; - - if (path == NULL) { - gtk_clist_unselect_all (GTK_CLIST (storage_set_view)); - return; - } - - node = g_hash_table_lookup (priv->path_to_ctree_node, path); - if (node == NULL) { - gtk_clist_unselect_all (GTK_CLIST (storage_set_view)); - return; - } - - gtk_ctree_select (GTK_CTREE (storage_set_view), node); - - gtk_signal_emit (GTK_OBJECT (storage_set_view), signals[FOLDER_SELECTED], path); -} - - -E_MAKE_TYPE (e_storage_set_view, "EStorageSetView", EStorageSetView, class_init, init, PARENT_TYPE) |