diff options
Diffstat (limited to 'widgets/misc/e-attachment-button.c')
-rw-r--r-- | widgets/misc/e-attachment-button.c | 868 |
1 files changed, 0 insertions, 868 deletions
diff --git a/widgets/misc/e-attachment-button.c b/widgets/misc/e-attachment-button.c deleted file mode 100644 index a2057e3354..0000000000 --- a/widgets/misc/e-attachment-button.c +++ /dev/null @@ -1,868 +0,0 @@ -/* - * e-attachment-button.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) version 3. - * - * 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the program; if not, see <http://www.gnu.org/licenses/> - * - * - * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) - * - */ - -/* Much of the popup menu logic here was ripped from GtkMenuToolButton. */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "e-attachment-button.h" - -#define E_ATTACHMENT_BUTTON_GET_PRIVATE(obj) \ - (G_TYPE_INSTANCE_GET_PRIVATE \ - ((obj), E_TYPE_ATTACHMENT_BUTTON, EAttachmentButtonPrivate)) - -struct _EAttachmentButtonPrivate { - - EAttachmentView *view; - EAttachment *attachment; - gulong reference_handler_id; - - GBinding *can_show_binding; - GBinding *shown_binding; - - GtkWidget *expand_button; - GtkWidget *toggle_button; - GtkWidget *cell_view; - GtkWidget *popup_menu; - - guint expandable : 1; - guint expanded : 1; -}; - -enum { - PROP_0, - PROP_ATTACHMENT, - PROP_EXPANDABLE, - PROP_EXPANDED, - PROP_VIEW -}; - -G_DEFINE_TYPE ( - EAttachmentButton, - e_attachment_button, - GTK_TYPE_HBOX) - -static void -attachment_button_menu_deactivate_cb (EAttachmentButton *button) -{ - EAttachmentView *view; - GtkActionGroup *action_group; - GtkToggleButton *toggle_button; - - view = e_attachment_button_get_view (button); - action_group = e_attachment_view_get_action_group (view, "inline"); - toggle_button = GTK_TOGGLE_BUTTON (button->priv->toggle_button); - - gtk_toggle_button_set_active (toggle_button, FALSE); - - gtk_action_group_set_visible (action_group, FALSE); -} - -static void -attachment_button_menu_position (GtkMenu *menu, - gint *x, - gint *y, - gboolean *push_in, - EAttachmentButton *button) -{ - GtkRequisition menu_requisition; - GtkTextDirection direction; - GtkAllocation allocation; - GdkRectangle monitor; - GdkScreen *screen; - GdkWindow *window; - GtkWidget *widget; - GtkWidget *toggle_button; - gint monitor_num; - - widget = GTK_WIDGET (button); - toggle_button = button->priv->toggle_button; - gtk_widget_get_preferred_size (GTK_WIDGET (menu), &menu_requisition, NULL); - - window = gtk_widget_get_parent_window (widget); - screen = gtk_widget_get_screen (GTK_WIDGET (menu)); - monitor_num = gdk_screen_get_monitor_at_window (screen, window); - if (monitor_num < 0) - monitor_num = 0; - gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor); - - gtk_widget_get_allocation (widget, &allocation); - - gdk_window_get_origin (window, x, y); - *x += allocation.x; - *y += allocation.y; - - direction = gtk_widget_get_direction (widget); - if (direction == GTK_TEXT_DIR_LTR) - *x += MAX (allocation.width - menu_requisition.width, 0); - else if (menu_requisition.width > allocation.width) - *x -= menu_requisition.width - allocation.width; - - gtk_widget_get_allocation (toggle_button, &allocation); - - if ((*y + allocation.height + - menu_requisition.height) <= monitor.y + monitor.height) - *y += allocation.height; - else if ((*y - menu_requisition.height) >= monitor.y) - *y -= menu_requisition.height; - else if (monitor.y + monitor.height - - (*y + allocation.height) > *y) - *y += allocation.height; - else - *y -= menu_requisition.height; - - *push_in = FALSE; -} - -static void -attachment_button_select_path (EAttachmentButton *button) -{ - EAttachmentView *view; - EAttachment *attachment; - GtkTreeRowReference *reference; - GtkTreePath *path; - - attachment = e_attachment_button_get_attachment (button); - g_return_if_fail (E_IS_ATTACHMENT (attachment)); - - reference = e_attachment_get_reference (attachment); - g_return_if_fail (gtk_tree_row_reference_valid (reference)); - - view = e_attachment_button_get_view (button); - path = gtk_tree_row_reference_get_path (reference); - - e_attachment_view_unselect_all (view); - e_attachment_view_select_path (view, path); - - gtk_tree_path_free (path); -} - -static void -attachment_button_show_popup_menu (EAttachmentButton *button, - GdkEventButton *event) -{ - EAttachmentView *view; - GtkActionGroup *action_group; - GtkToggleButton *toggle_button; - - view = e_attachment_button_get_view (button); - action_group = e_attachment_view_get_action_group (view, "inline"); - toggle_button = GTK_TOGGLE_BUTTON (button->priv->toggle_button); - - attachment_button_select_path (button); - gtk_toggle_button_set_active (toggle_button, TRUE); - - e_attachment_view_show_popup_menu ( - view, event, (GtkMenuPositionFunc) - attachment_button_menu_position, button); - - gtk_action_group_set_visible (action_group, TRUE); -} - -static void -attachment_button_update_cell_view (EAttachmentButton *button) -{ - GtkCellView *cell_view; - EAttachment *attachment; - GtkTreeRowReference *reference; - GtkTreeModel *model = NULL; - GtkTreePath *path = NULL; - - cell_view = GTK_CELL_VIEW (button->priv->cell_view); - - attachment = e_attachment_button_get_attachment (button); - if (attachment == NULL) - goto exit; - - reference = e_attachment_get_reference (attachment); - if (reference == NULL) - goto exit; - - model = gtk_tree_row_reference_get_model (reference); - path = gtk_tree_row_reference_get_path (reference); - -exit: - gtk_cell_view_set_model (cell_view, model); - gtk_cell_view_set_displayed_row (cell_view, path); - - if (path != NULL) - gtk_tree_path_free (path); -} - -static void -attachment_button_update_pixbufs (EAttachmentButton *button) -{ - GtkCellLayout *cell_layout; - GtkCellRenderer *renderer; - GdkPixbuf *pixbuf_expander_open; - GdkPixbuf *pixbuf_expander_closed; - GList *list; - - /* Grab the first cell renderer. */ - cell_layout = GTK_CELL_LAYOUT (button->priv->cell_view); - list = gtk_cell_layout_get_cells (cell_layout); - renderer = GTK_CELL_RENDERER (list->data); - g_list_free (list); - - pixbuf_expander_open = gtk_widget_render_icon ( - GTK_WIDGET (button), GTK_STOCK_GO_DOWN, - GTK_ICON_SIZE_BUTTON, NULL); - - pixbuf_expander_closed = gtk_widget_render_icon ( - GTK_WIDGET (button), GTK_STOCK_GO_FORWARD, - GTK_ICON_SIZE_BUTTON, NULL); - - g_object_set ( - renderer, - "pixbuf-expander-open", pixbuf_expander_open, - "pixbuf-expander-closed", pixbuf_expander_closed, - NULL); - - g_object_unref (pixbuf_expander_open); - g_object_unref (pixbuf_expander_closed); -} - -static void -attachment_button_expand_clicked_cb (EAttachmentButton *button) -{ - gboolean expanded; - - expanded = e_attachment_button_get_expanded (button); - e_attachment_button_set_expanded (button, !expanded); -} - -static void -attachment_button_expand_drag_begin_cb (EAttachmentButton *button, - GdkDragContext *context) -{ - EAttachmentView *view; - - view = e_attachment_button_get_view (button); - - attachment_button_select_path (button); - e_attachment_view_drag_begin (view, context); -} - -static void -attachment_button_expand_drag_data_get_cb (EAttachmentButton *button, - GdkDragContext *context, - GtkSelectionData *selection, - guint info, - guint time) -{ - EAttachmentView *view; - - if (button->priv->attachment) { - gchar *mime_type; - - mime_type = e_attachment_get_mime_type ( - button->priv->attachment); - - if (mime_type) { - gboolean processed = FALSE; - GdkAtom atom; - gchar *atom_name; - - atom = gtk_selection_data_get_target (selection); - atom_name = gdk_atom_name (atom); - - if (g_strcmp0 (atom_name, mime_type) == 0) { - CamelMimePart *mime_part; - - mime_part = e_attachment_get_mime_part ( - button->priv->attachment); - - if (CAMEL_IS_MIME_PART (mime_part)) { - CamelDataWrapper *wrapper; - CamelStream *stream; - GByteArray *buffer; - - buffer = g_byte_array_new (); - stream = camel_stream_mem_new (); - camel_stream_mem_set_byte_array ( - CAMEL_STREAM_MEM (stream), - buffer); - wrapper = camel_medium_get_content ( - CAMEL_MEDIUM (mime_part)); - camel_data_wrapper_decode_to_stream_sync ( - wrapper, stream, NULL, NULL); - g_object_unref (stream); - - gtk_selection_data_set ( - selection, atom, 8, - buffer->data, buffer->len); - processed = TRUE; - - g_byte_array_free (buffer, TRUE); - } - } - - g_free (atom_name); - g_free (mime_type); - - if (processed) - return; - } - } - - view = e_attachment_button_get_view (button); - - e_attachment_view_drag_data_get ( - view, context, selection, info, time); -} - -static void -attachment_button_expand_drag_end_cb (EAttachmentButton *button, - GdkDragContext *context) -{ - EAttachmentView *view; - - view = e_attachment_button_get_view (button); - - e_attachment_view_drag_end (view, context); -} - -static gboolean -attachment_button_toggle_button_press_event_cb (EAttachmentButton *button, - GdkEventButton *event) -{ - if (event->button == 1) { - attachment_button_show_popup_menu (button, event); - return TRUE; - } - - return FALSE; -} - -static void -attachment_button_set_property (GObject *object, - guint property_id, - const GValue *value, - GParamSpec *pspec) -{ - switch (property_id) { - case PROP_ATTACHMENT: - e_attachment_button_set_attachment ( - E_ATTACHMENT_BUTTON (object), - g_value_get_object (value)); - return; - - case PROP_EXPANDABLE: - e_attachment_button_set_expandable ( - E_ATTACHMENT_BUTTON (object), - g_value_get_boolean (value)); - return; - - case PROP_EXPANDED: - e_attachment_button_set_expanded ( - E_ATTACHMENT_BUTTON (object), - g_value_get_boolean (value)); - return; - - case PROP_VIEW: - e_attachment_button_set_view ( - E_ATTACHMENT_BUTTON (object), - g_value_get_object (value)); - return; - } - - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); -} - -static void -attachment_button_get_property (GObject *object, - guint property_id, - GValue *value, - GParamSpec *pspec) -{ - switch (property_id) { - case PROP_ATTACHMENT: - g_value_set_object ( - value, - e_attachment_button_get_attachment ( - E_ATTACHMENT_BUTTON (object))); - return; - - case PROP_EXPANDABLE: - g_value_set_boolean ( - value, - e_attachment_button_get_expandable ( - E_ATTACHMENT_BUTTON (object))); - return; - - case PROP_EXPANDED: - g_value_set_boolean ( - value, - e_attachment_button_get_expanded ( - E_ATTACHMENT_BUTTON (object))); - return; - - case PROP_VIEW: - g_value_set_object ( - value, - e_attachment_button_get_view ( - E_ATTACHMENT_BUTTON (object))); - return; - } - - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); -} - -static void -attachment_button_dispose (GObject *object) -{ - EAttachmentButtonPrivate *priv; - - priv = E_ATTACHMENT_BUTTON_GET_PRIVATE (object); - - if (priv->view != NULL) { - g_object_unref (priv->view); - priv->view = NULL; - } - - if (priv->attachment != NULL) { - g_signal_handler_disconnect ( - priv->attachment, - priv->reference_handler_id); - g_object_unref (priv->attachment); - priv->attachment = NULL; - } - - if (priv->expand_button != NULL) { - g_object_unref (priv->expand_button); - priv->expand_button = NULL; - } - - if (priv->toggle_button != NULL) { - g_object_unref (priv->toggle_button); - priv->toggle_button = NULL; - } - - if (priv->cell_view != NULL) { - g_object_unref (priv->cell_view); - priv->cell_view = NULL; - } - - if (priv->popup_menu != NULL) { - g_signal_handlers_disconnect_matched ( - priv->popup_menu, G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, object); - g_object_unref (priv->popup_menu); - priv->popup_menu = NULL; - } - - /* Chain up to parent's dispose() method. */ - G_OBJECT_CLASS (e_attachment_button_parent_class)->dispose (object); -} - -static void -attachment_button_style_set (GtkWidget *widget, - GtkStyle *previous_style) -{ - EAttachmentButton *button; - - /* Chain up to parent's style_set() method. */ - GTK_WIDGET_CLASS (e_attachment_button_parent_class)-> - style_set (widget, previous_style); - - button = E_ATTACHMENT_BUTTON (widget); - attachment_button_update_pixbufs (button); -} - -static void -e_attachment_button_class_init (EAttachmentButtonClass *class) -{ - GObjectClass *object_class; - GtkWidgetClass *widget_class; - - g_type_class_add_private (class, sizeof (EAttachmentButtonPrivate)); - - object_class = G_OBJECT_CLASS (class); - object_class->set_property = attachment_button_set_property; - object_class->get_property = attachment_button_get_property; - object_class->dispose = attachment_button_dispose; - - widget_class = GTK_WIDGET_CLASS (class); - widget_class->style_set = attachment_button_style_set; - - g_object_class_install_property ( - object_class, - PROP_ATTACHMENT, - g_param_spec_object ( - "attachment", - "Attachment", - NULL, - E_TYPE_ATTACHMENT, - G_PARAM_READWRITE)); - - g_object_class_install_property ( - object_class, - PROP_EXPANDABLE, - g_param_spec_boolean ( - "expandable", - "Expandable", - NULL, - TRUE, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property ( - object_class, - PROP_EXPANDED, - g_param_spec_boolean ( - "expanded", - "Expanded", - NULL, - FALSE, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - g_object_class_install_property ( - object_class, - PROP_VIEW, - g_param_spec_object ( - "view", - "View", - NULL, - E_TYPE_ATTACHMENT_VIEW, - G_PARAM_READWRITE)); -} - -static void -e_attachment_button_init (EAttachmentButton *button) -{ - GtkCellRenderer *renderer; - GtkCellLayout *cell_layout; - GtkTargetEntry *targets; - GtkTargetList *list; - GtkWidget *container; - GtkWidget *widget; - GtkStyleContext *context; - gint n_targets; - - button->priv = E_ATTACHMENT_BUTTON_GET_PRIVATE (button); - - /* Configure Widgets */ - - container = GTK_WIDGET (button); - context = gtk_widget_get_style_context (container); - gtk_style_context_add_class (context, "linked"); - - widget = gtk_button_new (); - gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0); - button->priv->expand_button = g_object_ref (widget); - gtk_widget_show (widget); - - g_object_bind_property ( - button, "expandable", - widget, "sensitive", - G_BINDING_BIDIRECTIONAL | - G_BINDING_SYNC_CREATE); - - widget = gtk_toggle_button_new (); - gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0); - button->priv->toggle_button = g_object_ref (widget); - gtk_widget_show (widget); - - container = button->priv->expand_button; - - widget = gtk_cell_view_new (); - gtk_container_add (GTK_CONTAINER (container), widget); - button->priv->cell_view = g_object_ref (widget); - gtk_widget_show (widget); - - container = button->priv->toggle_button; - - widget = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_NONE); - gtk_container_add (GTK_CONTAINER (container), widget); - gtk_widget_show (widget); - - /* Configure Renderers */ - - cell_layout = GTK_CELL_LAYOUT (button->priv->cell_view); - - renderer = gtk_cell_renderer_pixbuf_new (); - g_object_set (renderer, "is-expander", TRUE, NULL); - gtk_cell_layout_pack_start (cell_layout, renderer, FALSE); - - g_object_bind_property ( - button, "expanded", - renderer, "is-expanded", - G_BINDING_BIDIRECTIONAL | - G_BINDING_SYNC_CREATE); - - renderer = gtk_cell_renderer_pixbuf_new (); - g_object_set (renderer, "stock-size", GTK_ICON_SIZE_BUTTON, NULL); - gtk_cell_layout_pack_start (cell_layout, renderer, FALSE); - - gtk_cell_layout_add_attribute ( - cell_layout, renderer, "gicon", - E_ATTACHMENT_STORE_COLUMN_ICON); - - /* Configure Drag and Drop */ - - list = gtk_target_list_new (NULL, 0); - gtk_target_list_add_uri_targets (list, 0); - targets = gtk_target_table_new_from_list (list, &n_targets); - - gtk_drag_source_set ( - button->priv->expand_button, GDK_BUTTON1_MASK, - targets, n_targets, GDK_ACTION_COPY); - - gtk_drag_source_set ( - button->priv->toggle_button, GDK_BUTTON1_MASK, - targets, n_targets, GDK_ACTION_COPY); - - gtk_target_table_free (targets, n_targets); - gtk_target_list_unref (list); - - /* Configure Signal Handlers */ - - g_signal_connect_swapped ( - button->priv->expand_button, "clicked", - G_CALLBACK (attachment_button_expand_clicked_cb), button); - - g_signal_connect_swapped ( - button->priv->expand_button, "drag-begin", - G_CALLBACK (attachment_button_expand_drag_begin_cb), - button); - - g_signal_connect_swapped ( - button->priv->expand_button, "drag-data-get", - G_CALLBACK (attachment_button_expand_drag_data_get_cb), - button); - - g_signal_connect_swapped ( - button->priv->expand_button, "drag-end", - G_CALLBACK (attachment_button_expand_drag_end_cb), - button); - - g_signal_connect_swapped ( - button->priv->toggle_button, "button-press-event", - G_CALLBACK (attachment_button_toggle_button_press_event_cb), - button); - - g_signal_connect_swapped ( - button->priv->toggle_button, "drag-begin", - G_CALLBACK (attachment_button_expand_drag_begin_cb), - button); - - g_signal_connect_swapped ( - button->priv->toggle_button, "drag-data-get", - G_CALLBACK (attachment_button_expand_drag_data_get_cb), - button); - - g_signal_connect_swapped ( - button->priv->toggle_button, "drag-end", - G_CALLBACK (attachment_button_expand_drag_end_cb), - button); -} - -GtkWidget * -e_attachment_button_new () -{ - return g_object_new ( - E_TYPE_ATTACHMENT_BUTTON, NULL); -} - -EAttachmentView * -e_attachment_button_get_view (EAttachmentButton *button) -{ - g_return_val_if_fail (E_IS_ATTACHMENT_BUTTON (button), NULL); - - return button->priv->view; -} - -void -e_attachment_button_set_view (EAttachmentButton *button, - EAttachmentView *view) -{ - GtkWidget *popup_menu; - - g_return_if_fail (button->priv->view == NULL); - - g_object_ref (view); - if (button->priv->view) - g_object_unref (button->priv->view); - button->priv->view = view; - - popup_menu = e_attachment_view_get_popup_menu (view); - - g_signal_connect_swapped ( - popup_menu, "deactivate", - G_CALLBACK (attachment_button_menu_deactivate_cb), button); - - /* Keep a reference to the popup menu so we can - * disconnect the signal handler in dispose(). */ - if (button->priv->popup_menu) - g_object_unref (button->priv->popup_menu); - button->priv->popup_menu = g_object_ref (popup_menu); -} - -EAttachment * -e_attachment_button_get_attachment (EAttachmentButton *button) -{ - g_return_val_if_fail (E_IS_ATTACHMENT_BUTTON (button), NULL); - - return button->priv->attachment; -} - -void -e_attachment_button_set_attachment (EAttachmentButton *button, - EAttachment *attachment) -{ - GtkTargetEntry *targets; - GtkTargetList *list; - gint n_targets; - - g_return_if_fail (E_IS_ATTACHMENT_BUTTON (button)); - - if (attachment != NULL) { - g_return_if_fail (E_IS_ATTACHMENT (attachment)); - g_object_ref (attachment); - } - - if (button->priv->attachment != NULL) { - g_object_unref (button->priv->can_show_binding); - button->priv->can_show_binding = NULL; - g_object_unref (button->priv->shown_binding); - button->priv->shown_binding = NULL; - g_signal_handler_disconnect ( - button->priv->attachment, - button->priv->reference_handler_id); - g_object_unref (button->priv->attachment); - } - - button->priv->attachment = attachment; - - if (attachment != NULL) { - GBinding *binding; - gulong handler_id; - - binding = g_object_bind_property ( - attachment, "can-show", - button, "expandable", - G_BINDING_BIDIRECTIONAL | - G_BINDING_SYNC_CREATE); - button->priv->can_show_binding = binding; - - binding = g_object_bind_property ( - attachment, "shown", - button, "expanded", - G_BINDING_BIDIRECTIONAL | - G_BINDING_SYNC_CREATE); - button->priv->shown_binding = binding; - - handler_id = g_signal_connect_swapped ( - attachment, "notify::reference", - G_CALLBACK (attachment_button_update_cell_view), - button); - button->priv->reference_handler_id = handler_id; - - attachment_button_update_cell_view (button); - attachment_button_update_pixbufs (button); - } - - /* update drag sources */ - list = gtk_target_list_new (NULL, 0); - gtk_target_list_add_uri_targets (list, 0); - - if (attachment) { - gchar *simple_type; - - simple_type = e_attachment_get_mime_type (attachment); - if (simple_type) { - GtkTargetEntry attach_entry[] = { { NULL, 0, 2 } }; - - attach_entry[0].target = simple_type; - - gtk_target_list_add_table ( - list, attach_entry, - G_N_ELEMENTS (attach_entry)); - - g_free (simple_type); - } - } - - targets = gtk_target_table_new_from_list (list, &n_targets); - - gtk_drag_source_set ( - button->priv->expand_button, GDK_BUTTON1_MASK, - targets, n_targets, GDK_ACTION_COPY); - - gtk_drag_source_set ( - button->priv->toggle_button, GDK_BUTTON1_MASK, - targets, n_targets, GDK_ACTION_COPY); - - gtk_target_table_free (targets, n_targets); - gtk_target_list_unref (list); - - g_object_notify (G_OBJECT (button), "attachment"); -} - -gboolean -e_attachment_button_get_expandable (EAttachmentButton *button) -{ - g_return_val_if_fail (E_IS_ATTACHMENT_BUTTON (button), FALSE); - - return button->priv->expandable; -} - -void -e_attachment_button_set_expandable (EAttachmentButton *button, - gboolean expandable) -{ - g_return_if_fail (E_IS_ATTACHMENT_BUTTON (button)); - - if (button->priv->expandable == expandable) - return; - - button->priv->expandable = expandable; - - if (!expandable) - e_attachment_button_set_expanded (button, FALSE); - - g_object_notify (G_OBJECT (button), "expandable"); -} - -gboolean -e_attachment_button_get_expanded (EAttachmentButton *button) -{ - g_return_val_if_fail (E_IS_ATTACHMENT_BUTTON (button), FALSE); - - return button->priv->expanded; -} - -void -e_attachment_button_set_expanded (EAttachmentButton *button, - gboolean expanded) -{ - g_return_if_fail (E_IS_ATTACHMENT_BUTTON (button)); - - if (button->priv->expanded == expanded) - return; - - button->priv->expanded = expanded; - - g_object_notify (G_OBJECT (button), "expanded"); -} |