X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=shell%2Fev-sidebar-thumbnails.c;h=b439e4bf7f78337cb6bed7c5c27cd4f12c9c2eb3;hb=0278ffdb57c2e17e33acb52bb5569d746246f671;hp=4d54d1178cb4844ee1ac95995bd6853d61cbef95;hpb=0a2a397faf5fe1fb1ac869b4db10b11ef07d1f3b;p=evince.git diff --git a/shell/ev-sidebar-thumbnails.c b/shell/ev-sidebar-thumbnails.c index 4d54d117..b439e4bf 100644 --- a/shell/ev-sidebar-thumbnails.c +++ b/shell/ev-sidebar-thumbnails.c @@ -32,10 +32,12 @@ #include "ev-sidebar-thumbnails.h" #include "ev-document-thumbnails.h" #include "ev-document-misc.h" +#include "ev-job-queue.h" #include "ev-window.h" #include "ev-utils.h" -#define THUMBNAIL_WIDTH 75 +#define THUMBNAIL_WIDTH 100 + /* Amount of time we devote to each iteration of the idle, in microseconds */ #define IDLE_WORK_LENGTH 5000 @@ -45,15 +47,14 @@ struct _EvSidebarThumbnailsPrivate { GtkListStore *list_store; EvDocument *document; - guint idle_id; - gint current_page, n_pages, pages_done; - GtkTreeIter current_page_iter; + gint n_pages, pages_done; }; enum { COLUMN_PAGE_STRING, COLUMN_PIXBUF, COLUMN_THUMBNAIL_SET, + COLUMN_JOB, NUM_COLUMNS }; @@ -62,21 +63,6 @@ G_DEFINE_TYPE (EvSidebarThumbnails, ev_sidebar_thumbnails, GTK_TYPE_VBOX); #define EV_SIDEBAR_THUMBNAILS_GET_PRIVATE(object) \ (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_SIDEBAR_THUMBNAILS, EvSidebarThumbnailsPrivate)); -static void -ev_sidebar_thumbnails_destroy (GtkObject *object) -{ - EvSidebarThumbnails *ev_sidebar_thumbnails = EV_SIDEBAR_THUMBNAILS (object); - EvSidebarThumbnailsPrivate *priv = ev_sidebar_thumbnails->priv; - - if (priv->idle_id != 0) { - g_source_remove (priv->idle_id); - - priv->idle_id = 0; - } - - GTK_OBJECT_CLASS (ev_sidebar_thumbnails_parent_class)->destroy (object); -} - static void ev_sidebar_thumbnails_class_init (EvSidebarThumbnailsClass *ev_sidebar_thumbnails_class) { @@ -86,10 +72,7 @@ ev_sidebar_thumbnails_class_init (EvSidebarThumbnailsClass *ev_sidebar_thumbnail g_object_class = G_OBJECT_CLASS (ev_sidebar_thumbnails_class); gtk_object_class = GTK_OBJECT_CLASS (ev_sidebar_thumbnails_class); - gtk_object_class->destroy = ev_sidebar_thumbnails_destroy; - g_type_class_add_private (g_object_class, sizeof (EvSidebarThumbnailsPrivate)); - } static void @@ -111,18 +94,11 @@ adjustment_changed_cb (GtkAdjustment *adjustment, return; page = gtk_tree_path_get_indices (path)[0]; - if (page == priv->current_page) - return; gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->list_store), &iter, path); gtk_tree_model_get (GTK_TREE_MODEL (priv->list_store), &iter, COLUMN_THUMBNAIL_SET, &thumbnail_set, -1); - if (! thumbnail_set) { - priv->current_page = page; - priv->current_page_iter = iter; - - } } static void @@ -130,28 +106,23 @@ ev_sidebar_tree_selection_changed (GtkTreeSelection *selection, EvSidebarThumbnails *ev_sidebar_thumbnails) { EvSidebarThumbnailsPrivate *priv; - GtkWidget *window; + EvPageCache *page_cache; GtkTreePath *path; GtkTreeIter iter; int page; priv = ev_sidebar_thumbnails->priv = EV_SIDEBAR_THUMBNAILS_GET_PRIVATE (ev_sidebar_thumbnails); - + if (!gtk_tree_selection_get_selected (selection, NULL, &iter)) return; - + path = gtk_tree_model_get_path (GTK_TREE_MODEL (priv->list_store), &iter); - - page = gtk_tree_path_get_indices (path)[0] + 1; - + page = gtk_tree_path_get_indices (path)[0]; gtk_tree_path_free (path); - window = gtk_widget_get_ancestor (GTK_WIDGET (ev_sidebar_thumbnails), - EV_TYPE_WINDOW); - if (window && ev_document_get_page (priv->document) != page) { - ev_window_open_page (EV_WINDOW (window), page); - } + page_cache = ev_document_get_page_cache (priv->document); + ev_page_cache_set_current_page (page_cache, page); } static void @@ -163,10 +134,10 @@ ev_sidebar_thumbnails_init (EvSidebarThumbnails *ev_sidebar_thumbnails) GtkTreeSelection *selection; priv = ev_sidebar_thumbnails->priv = EV_SIDEBAR_THUMBNAILS_GET_PRIVATE (ev_sidebar_thumbnails); - - priv->list_store = gtk_list_store_new (NUM_COLUMNS, G_TYPE_STRING, GDK_TYPE_PIXBUF, G_TYPE_BOOLEAN); + + priv->list_store = gtk_list_store_new (NUM_COLUMNS, G_TYPE_STRING, GDK_TYPE_PIXBUF, G_TYPE_BOOLEAN, EV_TYPE_JOB_THUMBNAIL); priv->tree_view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (priv->list_store)); - + selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->tree_view)); g_signal_connect (selection, "changed", G_CALLBACK (ev_sidebar_tree_selection_changed), ev_sidebar_thumbnails); @@ -210,120 +181,39 @@ ev_sidebar_thumbnails_new (void) return ev_sidebar_thumbnails; } -static gboolean -do_one_iteration (EvSidebarThumbnails *ev_sidebar_thumbnails) -{ - EvSidebarThumbnailsPrivate *priv = ev_sidebar_thumbnails->priv; - GdkPixbuf *pixbuf; - gboolean thumbnail_set; - - gtk_tree_model_get (GTK_TREE_MODEL (priv->list_store), - &(priv->current_page_iter), - COLUMN_THUMBNAIL_SET, &thumbnail_set, - -1); - if (!thumbnail_set) { - pixbuf = ev_document_thumbnails_get_thumbnail (EV_DOCUMENT_THUMBNAILS (priv->document), - priv->current_page, THUMBNAIL_WIDTH); - - gtk_list_store_set (priv->list_store, - &(priv->current_page_iter), - COLUMN_PIXBUF, pixbuf, - -1); - - g_object_unref (pixbuf); - priv->pages_done ++; - } - - priv->current_page++; - - if (priv->current_page == priv->n_pages) { - priv->current_page = 0; - gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->list_store), - &(priv->current_page_iter)); - } else { - gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->list_store), - &(priv->current_page_iter)); - } - - if (priv->pages_done == priv->n_pages) - return FALSE; - else - return TRUE; -} - -static gboolean -populate_thumbnails_idle (gpointer data) -{ - GTimer *timer; - int i; - gdouble time_elapsed = 0; - - EvSidebarThumbnails *ev_sidebar_thumbnails = EV_SIDEBAR_THUMBNAILS (data); - EvSidebarThumbnailsPrivate *priv = ev_sidebar_thumbnails->priv; - -#if PROFILE_THUMB == 1 - static GTimer *total_timer; - static gboolean first_time = TRUE; - - if (first_time) { - total_timer = g_timer_new (); - first_time = FALSE; - g_timer_start (total_timer); - } -#endif - - /* undo the thumbnailing idle and handler */ - if (priv->pages_done == priv->n_pages) { - priv->idle_id = 0; - g_signal_handlers_disconnect_by_func (priv->vadjustment, - adjustment_changed_cb, - ev_sidebar_thumbnails); -#if PROFILE_THUMB == 1 - time_elapsed = g_timer_elapsed (total_timer, NULL); - g_timer_destroy (total_timer); - g_print ("%d rows done in %f seconds\n", - gtk_tree_model_iter_n_children (GTK_TREE_MODEL (priv->list_store), NULL), - time_elapsed); -#endif - return FALSE; - } - - timer = g_timer_new (); - i = 0; - g_timer_start (timer); - while (do_one_iteration (ev_sidebar_thumbnails)) { - i++; - time_elapsed = g_timer_elapsed (timer, NULL); - if (time_elapsed > IDLE_WORK_LENGTH/1000000) - break; - } - g_timer_destroy (timer); -#if PROFILE_THUMB == 2 - g_print ("%d rows done this idle in %f seconds\n", i, time_elapsed); -#endif - - return TRUE; -} - -void -ev_sidebar_thumbnails_select_page (EvSidebarThumbnails *sidebar, - int page) +static void +page_changed_cb (EvPageCache *page_cache, + int page, + EvSidebarThumbnails *sidebar) { GtkTreePath *path; GtkTreeSelection *selection; - path = gtk_tree_path_new_from_indices (page - 1, -1); + path = gtk_tree_path_new_from_indices (page, -1); selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (sidebar->priv->tree_view)); - if (path) { - gtk_tree_selection_select_path (selection, path); - gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (sidebar->priv->tree_view), - path, NULL, FALSE, 0.0, 0.0); - gtk_tree_path_free (path); - } + gtk_tree_selection_select_path (selection, path); + gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (sidebar->priv->tree_view), + path, NULL, FALSE, 0.0, 0.0); + gtk_tree_path_free (path); } +static void +thumbnail_job_completed_callback (EvJobThumbnail *job, + EvSidebarThumbnails *sidebar_thumbnails) +{ + EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; + GtkTreeIter *iter; + + iter = (GtkTreeIter *) g_object_get_data (G_OBJECT (job), "tree_iter"); + gtk_list_store_set (priv->list_store, + iter, + COLUMN_PIXBUF, job->thumbnail, + COLUMN_THUMBNAIL_SET, TRUE, + COLUMN_JOB, NULL, + -1); +} void ev_sidebar_thumbnails_set_document (EvSidebarThumbnails *sidebar_thumbnails, @@ -332,44 +222,62 @@ ev_sidebar_thumbnails_set_document (EvSidebarThumbnails *sidebar_thumbnails, GdkPixbuf *loading_icon; gint i, n_pages; GtkTreeIter iter; - gchar *page; gint width = THUMBNAIL_WIDTH; gint height = THUMBNAIL_WIDTH; + EvPageCache *page_cache; EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; g_return_if_fail (EV_IS_DOCUMENT_THUMBNAILS (document)); - if (priv->idle_id != 0) { - g_source_remove (priv->idle_id); - } - n_pages = ev_document_get_n_pages (document); + page_cache = ev_document_get_page_cache (document); + n_pages = ev_page_cache_get_n_pages (page_cache); priv->document = document; - priv->idle_id = g_idle_add (populate_thumbnails_idle, sidebar_thumbnails); priv->n_pages = n_pages; /* We get the dimensions of the first doc so that we can make a blank * icon. */ + g_mutex_lock (EV_DOC_MUTEX); ev_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (priv->document), - 0, THUMBNAIL_WIDTH, &width, &height); + 1, THUMBNAIL_WIDTH, &width, &height); + g_mutex_unlock (EV_DOC_MUTEX); + loading_icon = ev_document_misc_get_thumbnail_frame (width, height, NULL); + gtk_list_store_clear (priv->list_store); for (i = 0; i < n_pages; i++) { - page = g_strdup_printf ("%d", i + 1); + EvJob *job; + gchar *page_label; + gchar *page_string; + + job = ev_job_thumbnail_new (priv->document, i, THUMBNAIL_WIDTH); + page_label = ev_page_cache_get_page_label (page_cache, i); + page_string = g_markup_printf_escaped ("%s", page_label); + gtk_list_store_append (priv->list_store, &iter); gtk_list_store_set (priv->list_store, &iter, - COLUMN_PAGE_STRING, page, + COLUMN_PAGE_STRING, page_string, COLUMN_PIXBUF, loading_icon, COLUMN_THUMBNAIL_SET, FALSE, + COLUMN_JOB, job, -1); - g_free (page); + g_free (page_label); + g_free (page_string); + ev_job_queue_add_job (job, EV_JOB_PRIORITY_LOW); + g_object_set_data_full (G_OBJECT (job), "tree_iter", + gtk_tree_iter_copy (&iter), + (GDestroyNotify) gtk_tree_iter_free); + g_signal_connect (job, "finished", + G_CALLBACK (thumbnail_job_completed_callback), + sidebar_thumbnails); } g_object_unref (loading_icon); - gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->list_store), - &(priv->current_page_iter)); - priv->current_page = 0; - priv->pages_done = 0; + + /* Connect to the signal and trigger a fake callback */ + g_signal_connect (page_cache, "page-changed", G_CALLBACK (page_changed_cb), sidebar_thumbnails); + page_changed_cb (page_cache, ev_page_cache_get_current_page (page_cache), sidebar_thumbnails); + }