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authorPerberos <[email protected]>2011-11-09 18:17:43 -0300
committerPerberos <[email protected]>2011-11-09 18:17:43 -0300
commitf6ce926719943751cf65cacde7fae050593eb2d6 (patch)
tree9224d1751678cf2d1fbd0431f128b711311c0287 /shell/ev-sidebar-annotations.c
downloadatril-f6ce926719943751cf65cacde7fae050593eb2d6.tar.bz2
atril-f6ce926719943751cf65cacde7fae050593eb2d6.tar.xz
inicial
Diffstat (limited to 'shell/ev-sidebar-annotations.c')
-rw-r--r--shell/ev-sidebar-annotations.c542
1 files changed, 542 insertions, 0 deletions
diff --git a/shell/ev-sidebar-annotations.c b/shell/ev-sidebar-annotations.c
new file mode 100644
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--- /dev/null
+++ b/shell/ev-sidebar-annotations.c
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+/* ev-sidebar-annotations.c
+ * this file is part of evince, a mate document viewer
+ *
+ * Copyright (C) 2010 Carlos Garcia Campos <[email protected]>
+ *
+ * Evince 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.
+ *
+ * Evince 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.
+ */
+
+#include "config.h"
+
+#include <glib/gi18n.h>
+
+#include "ev-document-annotations.h"
+#include "ev-sidebar-page.h"
+#include "ev-sidebar-annotations.h"
+#include "ev-jobs.h"
+#include "ev-job-scheduler.h"
+#include "ev-stock-icons.h"
+
+enum {
+ PROP_0,
+ PROP_WIDGET
+};
+
+enum {
+ COLUMN_MARKUP,
+ COLUMN_ICON,
+ COLUMN_ANNOT_MAPPING,
+ N_COLUMNS
+};
+
+enum {
+ ANNOT_ACTIVATED,
+ BEGIN_ANNOT_ADD,
+ ANNOT_ADD_CANCELLED,
+ N_SIGNALS
+};
+
+struct _EvSidebarAnnotationsPrivate {
+ EvDocument *document;
+
+ GtkWidget *notebook;
+ GtkWidget *tree_view;
+ GtkWidget *palette;
+ GtkToolItem *annot_text_item;
+
+ EvJob *job;
+ guint selection_changed_id;
+};
+
+static void ev_sidebar_annotations_page_iface_init (EvSidebarPageInterface *iface);
+static void ev_sidebar_annotations_load (EvSidebarAnnotations *sidebar_annots);
+
+static guint signals[N_SIGNALS];
+
+G_DEFINE_TYPE_EXTENDED (EvSidebarAnnotations,
+ ev_sidebar_annotations,
+ GTK_TYPE_VBOX,
+ 0,
+ G_IMPLEMENT_INTERFACE (EV_TYPE_SIDEBAR_PAGE,
+ ev_sidebar_annotations_page_iface_init))
+
+#define EV_SIDEBAR_ANNOTATIONS_GET_PRIVATE(object) \
+ (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_SIDEBAR_ANNOTATIONS, EvSidebarAnnotationsPrivate))
+
+static void
+ev_sidebar_annotations_dispose (GObject *object)
+{
+ EvSidebarAnnotations *sidebar_annots = EV_SIDEBAR_ANNOTATIONS (object);
+ EvSidebarAnnotationsPrivate *priv = sidebar_annots->priv;
+
+ if (priv->document) {
+ g_object_unref (priv->document);
+ priv->document = NULL;
+ }
+
+ G_OBJECT_CLASS (ev_sidebar_annotations_parent_class)->dispose (object);
+}
+
+static GtkTreeModel *
+ev_sidebar_annotations_create_simple_model (const gchar *message)
+{
+ GtkTreeModel *retval;
+ GtkTreeIter iter;
+ gchar *markup;
+
+ /* Creates a fake model to indicate that we're loading */
+ retval = (GtkTreeModel *)gtk_list_store_new (N_COLUMNS,
+ G_TYPE_STRING,
+ GDK_TYPE_PIXBUF,
+ G_TYPE_POINTER);
+
+ gtk_list_store_append (GTK_LIST_STORE (retval), &iter);
+ markup = g_strdup_printf ("<span size=\"larger\" style=\"italic\">%s</span>",
+ message);
+ gtk_list_store_set (GTK_LIST_STORE (retval), &iter,
+ COLUMN_MARKUP, markup,
+ -1);
+ g_free (markup);
+
+ return retval;
+}
+
+static void
+ev_sidebar_annotations_add_annots_list (EvSidebarAnnotations *ev_annots)
+{
+ GtkWidget *swindow;
+ GtkTreeModel *loading_model;
+ GtkCellRenderer *renderer;
+ GtkTreeViewColumn *column;
+ GtkTreeSelection *selection;
+ GtkWidget *label;
+
+ swindow = gtk_scrolled_window_new (NULL, NULL);
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swindow),
+ GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swindow),
+ GTK_SHADOW_IN);
+
+ /* Create tree view */
+ loading_model = ev_sidebar_annotations_create_simple_model (_("Loading…"));
+ ev_annots->priv->tree_view = gtk_tree_view_new_with_model (loading_model);
+ g_object_unref (loading_model);
+
+ gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (ev_annots->priv->tree_view),
+ FALSE);
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ev_annots->priv->tree_view));
+ gtk_tree_selection_set_mode (selection, GTK_SELECTION_NONE);
+
+ column = gtk_tree_view_column_new ();
+
+ renderer = gtk_cell_renderer_pixbuf_new ();
+ gtk_tree_view_column_pack_start (column, renderer, FALSE);
+ gtk_tree_view_column_set_attributes (column, renderer,
+ "pixbuf", COLUMN_ICON,
+ NULL);
+
+ renderer = gtk_cell_renderer_text_new ();
+ gtk_tree_view_column_pack_start (column, renderer, TRUE);
+ gtk_tree_view_column_set_attributes (column, renderer,
+ "markup", COLUMN_MARKUP,
+ NULL);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (ev_annots->priv->tree_view),
+ column);
+
+ gtk_container_add (GTK_CONTAINER (swindow), ev_annots->priv->tree_view);
+ gtk_widget_show (ev_annots->priv->tree_view);
+
+ label = gtk_label_new (_("List"));
+ gtk_notebook_append_page (GTK_NOTEBOOK (ev_annots->priv->notebook),
+ swindow, label);
+ gtk_widget_show (label);
+
+ gtk_widget_show (swindow);
+}
+
+static void
+ev_sidebar_annotations_text_annot_button_toggled (GtkToggleToolButton *toolbutton,
+ EvSidebarAnnotations *sidebar_annots)
+{
+ EvAnnotationType annot_type;
+
+ if (!gtk_toggle_tool_button_get_active (toolbutton)) {
+ g_signal_emit (sidebar_annots, signals[ANNOT_ADD_CANCELLED], 0, NULL);
+ return;
+ }
+
+ if (GTK_TOOL_ITEM (toolbutton) == sidebar_annots->priv->annot_text_item)
+ annot_type = EV_ANNOTATION_TYPE_TEXT;
+ else
+ annot_type = EV_ANNOTATION_TYPE_UNKNOWN;
+
+ g_signal_emit (sidebar_annots, signals[BEGIN_ANNOT_ADD], 0, annot_type);
+}
+
+static void
+ev_sidebar_annotations_add_annots_palette (EvSidebarAnnotations *ev_annots)
+{
+ GtkWidget *swindow;
+ GtkWidget *group;
+ GtkToolItem *item;
+ GtkWidget *label;
+
+ swindow = gtk_scrolled_window_new (NULL, NULL);
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swindow),
+ GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swindow),
+ GTK_SHADOW_IN);
+
+ ev_annots->priv->palette = gtk_tool_palette_new ();
+ group = gtk_tool_item_group_new (_("Annotations"));
+ gtk_container_add (GTK_CONTAINER (ev_annots->priv->palette), group);
+
+ /* FIXME: use a better icon than EDIT */
+ item = gtk_toggle_tool_button_new ();
+ gtk_tool_button_set_icon_name (GTK_TOOL_BUTTON (item), GTK_STOCK_EDIT);
+ gtk_tool_button_set_label (GTK_TOOL_BUTTON (item), _("Text"));
+ gtk_widget_set_tooltip_text (GTK_WIDGET (item), _("Add text annotation"));
+ ev_annots->priv->annot_text_item = item;
+ g_signal_connect (item, "toggled",
+ G_CALLBACK (ev_sidebar_annotations_text_annot_button_toggled),
+ ev_annots);
+ gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+ gtk_widget_show (GTK_WIDGET (item));
+
+ gtk_container_add (GTK_CONTAINER (swindow), ev_annots->priv->palette);
+ gtk_widget_show (ev_annots->priv->palette);
+
+ label = gtk_label_new (_("Add"));
+ gtk_notebook_append_page (GTK_NOTEBOOK (ev_annots->priv->notebook),
+ swindow, label);
+ gtk_widget_show (label);
+
+ gtk_widget_show (swindow);
+}
+
+static void
+ev_sidebar_annotations_init (EvSidebarAnnotations *ev_annots)
+{
+ ev_annots->priv = EV_SIDEBAR_ANNOTATIONS_GET_PRIVATE (ev_annots);
+
+ ev_annots->priv->notebook = gtk_notebook_new ();
+ gtk_notebook_set_show_tabs (GTK_NOTEBOOK (ev_annots->priv->notebook), FALSE);
+ gtk_notebook_set_show_border (GTK_NOTEBOOK (ev_annots->priv->notebook), FALSE);
+ ev_sidebar_annotations_add_annots_list (ev_annots);
+ ev_sidebar_annotations_add_annots_palette (ev_annots);
+ gtk_container_add (GTK_CONTAINER (ev_annots), ev_annots->priv->notebook);
+ gtk_widget_show (ev_annots->priv->notebook);
+}
+
+static void
+ev_sidebar_annotations_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EvSidebarAnnotations *ev_sidebar_annots;
+
+ ev_sidebar_annots = EV_SIDEBAR_ANNOTATIONS (object);
+
+ switch (prop_id) {
+ case PROP_WIDGET:
+ g_value_set_object (value, ev_sidebar_annots->priv->notebook);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+ev_sidebar_annotations_class_init (EvSidebarAnnotationsClass *klass)
+{
+ GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
+
+ g_object_class->get_property = ev_sidebar_annotations_get_property;
+ g_object_class->dispose = ev_sidebar_annotations_dispose;
+
+ g_type_class_add_private (g_object_class, sizeof (EvSidebarAnnotationsPrivate));
+
+ g_object_class_override_property (g_object_class, PROP_WIDGET, "main-widget");
+
+ signals[ANNOT_ACTIVATED] =
+ g_signal_new ("annot-activated",
+ G_TYPE_FROM_CLASS (g_object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (EvSidebarAnnotationsClass, annot_activated),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__POINTER,
+ G_TYPE_NONE, 1,
+ G_TYPE_POINTER);
+ signals[BEGIN_ANNOT_ADD] =
+ g_signal_new ("begin-annot-add",
+ G_TYPE_FROM_CLASS (g_object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (EvSidebarAnnotationsClass, begin_annot_add),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__ENUM,
+ G_TYPE_NONE, 1,
+ EV_TYPE_ANNOTATION_TYPE);
+ signals[ANNOT_ADD_CANCELLED] =
+ g_signal_new ("annot-add-cancelled",
+ G_TYPE_FROM_CLASS (g_object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (EvSidebarAnnotationsClass, annot_add_cancelled),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0,
+ G_TYPE_NONE);
+}
+
+GtkWidget *
+ev_sidebar_annotations_new (void)
+{
+ return GTK_WIDGET (g_object_new (EV_TYPE_SIDEBAR_ANNOTATIONS, NULL));
+}
+
+void
+ev_sidebar_annotations_annot_added (EvSidebarAnnotations *sidebar_annots,
+ EvAnnotation *annot)
+{
+ GtkToggleToolButton *toolbutton;
+
+ if (EV_IS_ANNOTATION_TEXT (annot)) {
+ toolbutton = GTK_TOGGLE_TOOL_BUTTON (sidebar_annots->priv->annot_text_item);
+ g_signal_handlers_block_by_func (toolbutton,
+ ev_sidebar_annotations_text_annot_button_toggled,
+ sidebar_annots);
+ gtk_toggle_tool_button_set_active (toolbutton, FALSE);
+ g_signal_handlers_unblock_by_func (toolbutton,
+ ev_sidebar_annotations_text_annot_button_toggled,
+ sidebar_annots);
+ }
+
+ ev_sidebar_annotations_load (sidebar_annots);
+}
+
+static void
+selection_changed_cb (GtkTreeSelection *selection,
+ EvSidebarAnnotations *sidebar_annots)
+{
+ GtkTreeModel *model;
+ GtkTreeIter iter;
+
+ if (gtk_tree_selection_get_selected (selection, &model, &iter)) {
+ EvMapping *mapping = NULL;
+
+ gtk_tree_model_get (model, &iter,
+ COLUMN_ANNOT_MAPPING, &mapping,
+ -1);
+ if (mapping)
+ g_signal_emit (sidebar_annots, signals[ANNOT_ACTIVATED], 0, mapping);
+ }
+}
+
+static void
+job_finished_callback (EvJobAnnots *job,
+ EvSidebarAnnotations *sidebar_annots)
+{
+ EvSidebarAnnotationsPrivate *priv;
+ GtkTreeStore *model;
+ GtkTreeSelection *selection;
+ GList *l;
+ GdkPixbuf *text_icon = NULL;
+ GdkPixbuf *attachment_icon = NULL;
+
+ priv = sidebar_annots->priv;
+
+ if (!job->annots) {
+ GtkTreeModel *list;
+
+ list = ev_sidebar_annotations_create_simple_model (_("Document contains no annotations"));
+ gtk_tree_view_set_model (GTK_TREE_VIEW (priv->tree_view), list);
+ g_object_unref (list);
+
+ g_object_unref (job);
+ priv->job = NULL;
+
+ return;
+ }
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->tree_view));
+ gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
+ if (priv->selection_changed_id == 0) {
+ priv->selection_changed_id =
+ g_signal_connect (selection, "changed",
+ G_CALLBACK (selection_changed_cb),
+ sidebar_annots);
+ }
+
+ model = gtk_tree_store_new (N_COLUMNS,
+ G_TYPE_STRING,
+ GDK_TYPE_PIXBUF,
+ G_TYPE_POINTER);
+
+ for (l = job->annots; l; l = g_list_next (l)) {
+ EvMappingList *mapping_list;
+ GList *ll;
+ gchar *page_label;
+ GtkTreeIter iter;
+ gboolean found = FALSE;
+
+ mapping_list = (EvMappingList *)l->data;
+ page_label = g_strdup_printf (_("Page %d"),
+ ev_mapping_list_get_page (mapping_list) + 1);
+ gtk_tree_store_append (model, &iter, NULL);
+ gtk_tree_store_set (model, &iter,
+ COLUMN_MARKUP, page_label,
+ -1);
+ g_free (page_label);
+
+ for (ll = ev_mapping_list_get_list (mapping_list); ll; ll = g_list_next (ll)) {
+ EvAnnotation *annot;
+ const gchar *label;
+ const gchar *modified;
+ gchar *markup;
+ GtkTreeIter child_iter;
+ GdkPixbuf *pixbuf = NULL;
+
+ annot = ((EvMapping *)(ll->data))->data;
+ if (!EV_IS_ANNOTATION_MARKUP (annot))
+ continue;
+
+ label = ev_annotation_markup_get_label (EV_ANNOTATION_MARKUP (annot));
+ modified = ev_annotation_get_modified (annot);
+ if (modified) {
+ markup = g_strdup_printf ("<span weight=\"bold\">%s</span>\n%s",
+ label, modified);
+ } else {
+ markup = g_strdup_printf ("<span weight=\"bold\">%s</span>", label);
+ }
+
+ if (EV_IS_ANNOTATION_TEXT (annot)) {
+ if (!text_icon) {
+ /* FIXME: use a better icon than EDIT */
+ text_icon = gtk_widget_render_icon (priv->tree_view,
+ GTK_STOCK_EDIT,
+ GTK_ICON_SIZE_BUTTON,
+ NULL);
+ }
+ pixbuf = text_icon;
+ } else if (EV_IS_ANNOTATION_ATTACHMENT (annot)) {
+ if (!attachment_icon) {
+ attachment_icon = gtk_widget_render_icon (priv->tree_view,
+ EV_STOCK_ATTACHMENT,
+ GTK_ICON_SIZE_BUTTON,
+ NULL);
+ }
+ pixbuf = attachment_icon;
+ }
+
+ gtk_tree_store_append (model, &child_iter, &iter);
+ gtk_tree_store_set (model, &child_iter,
+ COLUMN_MARKUP, markup,
+ COLUMN_ICON, pixbuf,
+ COLUMN_ANNOT_MAPPING, ll->data,
+ -1);
+ g_free (markup);
+ found = TRUE;
+ }
+
+ if (!found)
+ gtk_tree_store_remove (model, &iter);
+ }
+
+ gtk_tree_view_set_model (GTK_TREE_VIEW (priv->tree_view),
+ GTK_TREE_MODEL (model));
+ g_object_unref (model);
+
+ if (text_icon)
+ g_object_unref (text_icon);
+ if (attachment_icon)
+ g_object_unref (attachment_icon);
+
+ g_object_unref (job);
+ priv->job = NULL;
+}
+
+static void
+ev_sidebar_annotations_load (EvSidebarAnnotations *sidebar_annots)
+{
+ EvSidebarAnnotationsPrivate *priv = sidebar_annots->priv;
+
+ if (priv->job) {
+ g_signal_handlers_disconnect_by_func (priv->job,
+ job_finished_callback,
+ sidebar_annots);
+ g_object_unref (priv->job);
+ }
+
+ priv->job = ev_job_annots_new (priv->document);
+ g_signal_connect (priv->job, "finished",
+ G_CALLBACK (job_finished_callback),
+ sidebar_annots);
+ /* The priority doesn't matter for this job */
+ ev_job_scheduler_push_job (priv->job, EV_JOB_PRIORITY_NONE);
+}
+
+static void
+ev_sidebar_annotations_document_changed_cb (EvDocumentModel *model,
+ GParamSpec *pspec,
+ EvSidebarAnnotations *sidebar_annots)
+{
+ EvDocument *document = ev_document_model_get_document (model);
+ EvSidebarAnnotationsPrivate *priv = sidebar_annots->priv;
+ gboolean show_tabs;
+
+ if (!EV_IS_DOCUMENT_ANNOTATIONS (document))
+ return;
+
+ if (priv->document)
+ g_object_unref (priv->document);
+ priv->document = g_object_ref (document);
+
+ show_tabs = ev_document_annotations_can_add_annotation (EV_DOCUMENT_ANNOTATIONS (document));
+ gtk_notebook_set_show_tabs (GTK_NOTEBOOK (priv->notebook), show_tabs);
+
+ ev_sidebar_annotations_load (sidebar_annots);
+}
+
+/* EvSidebarPageIface */
+static void
+ev_sidebar_annotations_set_model (EvSidebarPage *sidebar_page,
+ EvDocumentModel *model)
+{
+ g_signal_connect (model, "notify::document",
+ G_CALLBACK (ev_sidebar_annotations_document_changed_cb),
+ sidebar_page);
+}
+
+static gboolean
+ev_sidebar_annotations_support_document (EvSidebarPage *sidebar_page,
+ EvDocument *document)
+{
+ return (EV_IS_DOCUMENT_ANNOTATIONS (document));
+}
+
+static const gchar *
+ev_sidebar_annotations_get_label (EvSidebarPage *sidebar_page)
+{
+ return _("Annotations");
+}
+
+static void
+ev_sidebar_annotations_page_iface_init (EvSidebarPageInterface *iface)
+{
+ iface->support_document = ev_sidebar_annotations_support_document;
+ iface->set_model = ev_sidebar_annotations_set_model;
+ iface->get_label = ev_sidebar_annotations_get_label;
+}