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=87b939238a61397ec1730e16527e58ab2cbe4ecc;hb=d937b8505ff14af15ae0372ab40a0e81a93b728c;hp=d6a8af51e8127248cde6077e3ac752792d02242b;hpb=ecc5ef5d1ba136113da805933cfef38652fd47a9;p=evince.git diff --git a/shell/ev-sidebar-thumbnails.c b/shell/ev-sidebar-thumbnails.c index d6a8af51..87b93923 100644 --- a/shell/ev-sidebar-thumbnails.c +++ b/shell/ev-sidebar-thumbnails.c @@ -27,16 +27,17 @@ #endif #include -#include + #include +#include +#include "ev-document-misc.h" +#include "ev-document-thumbnails.h" +#include "ev-job-scheduler.h" #include "ev-sidebar-page.h" #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" +#include "ev-window.h" #define THUMBNAIL_WIDTH 100 @@ -44,6 +45,18 @@ * limit its use */ #define MAX_ICON_VIEW_PAGE_COUNT 1500 +typedef struct _EvThumbsSize +{ + gint width; + gint height; +} EvThumbsSize; + +typedef struct _EvThumbsSizeCache { + gboolean uniform; + gint uniform_width; + gint uniform_height; + EvThumbsSize *sizes; +} EvThumbsSizeCache; struct _EvSidebarThumbnailsPrivate { GtkWidget *swindow; @@ -51,13 +64,15 @@ struct _EvSidebarThumbnailsPrivate { GtkWidget *tree_view; GtkAdjustment *vadjustment; GtkListStore *list_store; - GdkPixbuf *loading_icon; + GHashTable *loading_icons; EvDocument *document; - EvPageCache *page_cache; + EvDocumentModel *model; + EvThumbsSizeCache *size_cache; gint n_pages, pages_done; int rotation; + gboolean inverted_colors; /* Visible pages */ gint start_page, end_page; @@ -80,8 +95,6 @@ static void ev_sidebar_thumbnails_clear_model (EvSidebarThumbnails static gboolean ev_sidebar_thumbnails_support_document (EvSidebarPage *sidebar_page, EvDocument *document); static void ev_sidebar_thumbnails_page_iface_init (EvSidebarPageIface *iface); -static void ev_sidebar_thumbnails_set_document (EvSidebarPage *sidebar_page, - EvDocument *document); static const gchar* ev_sidebar_thumbnails_get_label (EvSidebarPage *sidebar_page); static void thumbnail_job_completed_callback (EvJobThumbnail *job, EvSidebarThumbnails *sidebar_thumbnails); @@ -97,15 +110,147 @@ G_DEFINE_TYPE_EXTENDED (EvSidebarThumbnails, #define EV_SIDEBAR_THUMBNAILS_GET_PRIVATE(object) \ (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_SIDEBAR_THUMBNAILS, EvSidebarThumbnailsPrivate)); +/* Thumbnails dimensions cache */ +#define EV_THUMBNAILS_SIZE_CACHE_KEY "ev-thumbnails-size-cache" + +static EvThumbsSizeCache * +ev_thumbnails_size_cache_new (EvDocument *document) +{ + EvThumbsSizeCache *cache; + EvRenderContext *rc = NULL; + gint i, n_pages; + EvThumbsSize *thumb_size; + + cache = g_new0 (EvThumbsSizeCache, 1); + + n_pages = ev_document_get_n_pages (document); + + /* Assume all pages are the same size until proven otherwise */ + cache->uniform = TRUE; + + for (i = 0; i < n_pages; i++) { + EvPage *page; + gdouble page_width, page_height; + gint thumb_width = 0; + gint thumb_height = 0; + + page = ev_document_get_page (document, i); + + ev_document_get_page_size (document, i, &page_width, &page_height); + + if (!rc) { + rc = ev_render_context_new (page, 0, (gdouble)THUMBNAIL_WIDTH / page_width); + } else { + ev_render_context_set_page (rc, page); + ev_render_context_set_scale (rc, (gdouble)THUMBNAIL_WIDTH / page_width); + } + + ev_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (document), + rc, &thumb_width, &thumb_height); + + if (i == 0) { + cache->uniform_width = thumb_width; + cache->uniform_height = thumb_height; + } else if (cache->uniform && + (cache->uniform_width != thumb_width || + cache->uniform_height != thumb_height)) { + /* It's a different thumbnail size. Backfill the array. */ + int j; + + cache->sizes = g_new0 (EvThumbsSize, n_pages); + + for (j = 0; j < i; j++) { + thumb_size = &(cache->sizes[j]); + thumb_size->width = cache->uniform_width; + thumb_size->height = cache->uniform_height; + } + cache->uniform = FALSE; + } + + if (! cache->uniform) { + thumb_size = &(cache->sizes[i]); + + thumb_size->width = thumb_width; + thumb_size->height = thumb_height; + } + + g_object_unref (page); + } + + if (rc) { + g_object_unref (rc); + } + + return cache; +} + +static void +ev_thumbnails_size_cache_get_size (EvThumbsSizeCache *cache, + gint page, + gint rotation, + gint *width, + gint *height) +{ + gint w, h; + + if (cache->uniform) { + w = cache->uniform_width; + h = cache->uniform_height; + } else { + EvThumbsSize *thumb_size; + + thumb_size = &(cache->sizes[page]); + + w = thumb_size->width; + h = thumb_size->height; + } + + if (rotation == 0 || rotation == 180) { + if (width) *width = w; + if (height) *height = h; + } else { + if (width) *width = h; + if (height) *height = w; + } +} + +static void +ev_thumbnails_size_cache_free (EvThumbsSizeCache *cache) +{ + if (cache->sizes) { + g_free (cache->sizes); + cache->sizes = NULL; + } + + g_free (cache); +} + +static EvThumbsSizeCache * +ev_thumbnails_size_cache_get (EvDocument *document) +{ + EvThumbsSizeCache *cache; + + cache = g_object_get_data (G_OBJECT (document), EV_THUMBNAILS_SIZE_CACHE_KEY); + if (!cache) { + cache = ev_thumbnails_size_cache_new (document); + g_object_set_data_full (G_OBJECT (document), + EV_THUMBNAILS_SIZE_CACHE_KEY, + cache, + (GDestroyNotify)ev_thumbnails_size_cache_free); + } + + return cache; +} + static void ev_sidebar_thumbnails_dispose (GObject *object) { EvSidebarThumbnails *sidebar_thumbnails = EV_SIDEBAR_THUMBNAILS (object); - if (sidebar_thumbnails->priv->loading_icon) { - g_object_unref (sidebar_thumbnails->priv->loading_icon); - sidebar_thumbnails->priv->loading_icon = NULL; + if (sidebar_thumbnails->priv->loading_icons) { + g_hash_table_destroy (sidebar_thumbnails->priv->loading_icons); + sidebar_thumbnails->priv->loading_icons = NULL; } if (sidebar_thumbnails->priv->list_store) { @@ -113,7 +258,7 @@ ev_sidebar_thumbnails_dispose (GObject *object) g_object_unref (sidebar_thumbnails->priv->list_store); sidebar_thumbnails->priv->list_store = NULL; } - + G_OBJECT_CLASS (ev_sidebar_thumbnails_parent_class)->dispose (object); } @@ -182,6 +327,27 @@ ev_sidebar_thumbnails_new (void) return ev_sidebar_thumbnails; } +static GdkPixbuf * +ev_sidebar_thumbnails_get_loading_icon (EvSidebarThumbnails *sidebar_thumbnails, + gint width, + gint height) +{ + GdkPixbuf *icon; + gchar *key; + + key = g_strdup_printf ("%dx%d", width, height); + icon = g_hash_table_lookup (sidebar_thumbnails->priv->loading_icons, key); + if (!icon) { + icon = ev_document_misc_get_thumbnail_frame (width, height, NULL); + g_hash_table_insert (sidebar_thumbnails->priv->loading_icons, + key, icon); + } else { + g_free (key); + } + + return icon; +} + static void clear_range (EvSidebarThumbnails *sidebar_thumbnails, gint start_page, @@ -191,6 +357,8 @@ clear_range (EvSidebarThumbnails *sidebar_thumbnails, GtkTreePath *path; GtkTreeIter iter; gboolean result; + gint prev_width = -1; + gint prev_height = -1; g_assert (start_page <= end_page); @@ -199,6 +367,8 @@ clear_range (EvSidebarThumbnails *sidebar_thumbnails, result && start_page <= end_page; result = gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->list_store), &iter), start_page ++) { EvJobThumbnail *job; + GdkPixbuf *loading_icon = NULL; + gint width, height; gtk_tree_model_get (GTK_TREE_MODEL (priv->list_store), &iter, @@ -207,14 +377,26 @@ clear_range (EvSidebarThumbnails *sidebar_thumbnails, if (job) { g_signal_handlers_disconnect_by_func (job, thumbnail_job_completed_callback, sidebar_thumbnails); - ev_job_queue_remove_job (EV_JOB (job)); + ev_job_cancel (EV_JOB (job)); g_object_unref (job); } + ev_thumbnails_size_cache_get_size (priv->size_cache, start_page, + priv->rotation, + &width, &height); + if (!loading_icon || (width != prev_width && height != prev_height)) { + loading_icon = + ev_sidebar_thumbnails_get_loading_icon (sidebar_thumbnails, + width, height); + } + + prev_width = width; + prev_height = height; + gtk_list_store_set (priv->list_store, &iter, COLUMN_JOB, NULL, COLUMN_THUMBNAIL_SET, FALSE, - COLUMN_PIXBUF, priv->loading_icon, + COLUMN_PIXBUF, loading_icon, -1); } gtk_tree_path_free (path); @@ -225,13 +407,11 @@ get_scale_for_page (EvSidebarThumbnails *sidebar_thumbnails, gint page) { EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; - gint width, height; + gdouble width; - ev_page_cache_get_size (priv->page_cache, - page, priv->rotation, - 1.0, &width, &height); - - return (gdouble)THUMBNAIL_WIDTH / (gdouble)width; + ev_document_get_page_size (priv->document, page, &width, NULL); + + return (gdouble)THUMBNAIL_WIDTH / width; } static void @@ -260,13 +440,10 @@ add_range (EvSidebarThumbnails *sidebar_thumbnails, -1); if (job == NULL && !thumbnail_set) { - EvRenderContext *rc; - - rc = ev_render_context_new (priv->rotation, page, + job = ev_job_thumbnail_new (priv->document, + page, priv->rotation, get_scale_for_page (sidebar_thumbnails, page)); - job = ev_job_thumbnail_new (priv->document, rc); - ev_job_queue_add_job (EV_JOB (job), EV_JOB_PRIORITY_HIGH); - g_object_unref (rc); + ev_job_scheduler_push_job (EV_JOB (job), EV_JOB_PRIORITY_HIGH); g_object_set_data_full (G_OBJECT (job), "tree_iter", gtk_tree_iter_copy (&iter), @@ -304,10 +481,10 @@ update_visible_range (EvSidebarThumbnails *sidebar_thumbnails, return; /* Clear the areas we no longer display */ - if (old_start_page < start_page) + if (old_start_page >= 0 && old_start_page < start_page) clear_range (sidebar_thumbnails, old_start_page, MIN (start_page - 1, old_end_page)); - - if (old_end_page > end_page) + + if (old_end_page > 0 && old_end_page > end_page) clear_range (sidebar_thumbnails, MAX (end_page + 1, old_start_page), old_end_page); add_range (sidebar_thumbnails, start_page, end_page); @@ -328,17 +505,20 @@ adjustment_changed_cb (EvSidebarThumbnails *sidebar_thumbnails) /* Widget is not currently visible */ if (!GTK_WIDGET_MAPPED (sidebar_thumbnails)) return; + + if (priv->vadjustment->page_size == 0) + return; if (priv->tree_view) { if (! GTK_WIDGET_REALIZED (priv->tree_view)) return; - gtk_tree_view_tree_to_widget_coords (GTK_TREE_VIEW (priv->tree_view), - 0, (int) priv->vadjustment->value, - NULL, &wy1); - gtk_tree_view_tree_to_widget_coords (GTK_TREE_VIEW (priv->tree_view), - 0, (int) (priv->vadjustment->value + priv->vadjustment->page_size), - NULL, &wy2); + gtk_tree_view_convert_tree_to_bin_window_coords (GTK_TREE_VIEW (priv->tree_view), + 0, (int) priv->vadjustment->value, + NULL, &wy1); + gtk_tree_view_convert_tree_to_bin_window_coords (GTK_TREE_VIEW (priv->tree_view), + 0, (int) (priv->vadjustment->value + priv->vadjustment->page_size), + NULL, &wy2); gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (priv->tree_view), 1, wy1 + 1, &path, NULL, NULL, NULL); @@ -370,18 +550,33 @@ ev_sidebar_thumbnails_fill_model (EvSidebarThumbnails *sidebar_thumbnails) EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; GtkTreeIter iter; int i; + gint prev_width = -1; + gint prev_height = -1; for (i = 0; i < sidebar_thumbnails->priv->n_pages; i++) { - gchar *page_label; - gchar *page_string; + gchar *page_label; + gchar *page_string; + GdkPixbuf *loading_icon = NULL; + gint width, height; - page_label = ev_page_cache_get_page_label (priv->page_cache, i); + page_label = ev_document_get_page_label (priv->document, i); page_string = g_markup_printf_escaped ("%s", page_label); + ev_thumbnails_size_cache_get_size (sidebar_thumbnails->priv->size_cache, i, + sidebar_thumbnails->priv->rotation, + &width, &height); + if (!loading_icon || (width != prev_width && height != prev_height)) { + loading_icon = + ev_sidebar_thumbnails_get_loading_icon (sidebar_thumbnails, + width, height); + } + prev_width = width; + prev_height = height; + gtk_list_store_append (priv->list_store, &iter); gtk_list_store_set (priv->list_store, &iter, COLUMN_PAGE_STRING, page_string, - COLUMN_PIXBUF, priv->loading_icon, + COLUMN_PIXBUF, loading_icon, COLUMN_THUMBNAIL_SET, FALSE, -1); g_free (page_label); @@ -389,65 +584,6 @@ ev_sidebar_thumbnails_fill_model (EvSidebarThumbnails *sidebar_thumbnails) } } - -static void -ev_sidebar_thumbnails_set_loading_icon (EvSidebarThumbnails *sidebar_thumbnails) -{ - gint width = THUMBNAIL_WIDTH; - gint height = THUMBNAIL_WIDTH; - - if (sidebar_thumbnails->priv->loading_icon) - g_object_unref (sidebar_thumbnails->priv->loading_icon); - - if (sidebar_thumbnails->priv->document) { - EvRenderContext *rc; - - rc = ev_render_context_new (sidebar_thumbnails->priv->rotation, 0, - get_scale_for_page (sidebar_thumbnails, 0)); - - /* We get the dimensions of the first doc so that we can make a blank - * icon. */ - ev_document_doc_mutex_lock (); - ev_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (sidebar_thumbnails->priv->document), - rc, &width, &height); - ev_document_doc_mutex_unlock (); - - g_object_unref (rc); - - sidebar_thumbnails->priv->loading_icon = - ev_document_misc_get_thumbnail_frame (width, height, NULL); - } else { - sidebar_thumbnails->priv->loading_icon = NULL; - } - -} - -static gboolean -refresh (EvSidebarThumbnails *sidebar_thumbnails) -{ - adjustment_changed_cb (sidebar_thumbnails); - return FALSE; -} - -void -ev_sidebar_thumbnails_refresh (EvSidebarThumbnails *sidebar_thumbnails, - int rotation) -{ - sidebar_thumbnails->priv->rotation = rotation; - ev_sidebar_thumbnails_set_loading_icon (sidebar_thumbnails); - - if (sidebar_thumbnails->priv->document == NULL) - return; - - ev_sidebar_thumbnails_clear_model (sidebar_thumbnails); - ev_sidebar_thumbnails_fill_model (sidebar_thumbnails); - - /* Trigger a redraw */ - sidebar_thumbnails->priv->start_page = 0; - sidebar_thumbnails->priv->end_page = 0; - g_idle_add ((GSourceFunc)refresh, sidebar_thumbnails); -} - static void ev_sidebar_tree_selection_changed (GtkTreeSelection *selection, EvSidebarThumbnails *ev_sidebar_thumbnails) @@ -465,7 +601,7 @@ ev_sidebar_tree_selection_changed (GtkTreeSelection *selection, page = gtk_tree_path_get_indices (path)[0]; gtk_tree_path_free (path); - ev_page_cache_set_current_page_history (priv->page_cache, page); + ev_document_model_set_page (priv->model, page); } static void @@ -490,7 +626,7 @@ ev_sidebar_icon_selection_changed (GtkIconView *icon_view, gtk_tree_path_free (path); g_list_free (selected); - ev_page_cache_set_current_page_history (priv->page_cache, page); + ev_document_model_set_page (priv->model, page); } static void @@ -543,9 +679,8 @@ static gboolean ev_sidebar_thumbnails_use_icon_view (EvSidebarThumbnails *sidebar_thumbnails) { EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; - if (ev_page_cache_get_n_pages (priv->page_cache) > MAX_ICON_VIEW_PAGE_COUNT) - return FALSE; - return TRUE; + + return (ev_document_get_n_pages (priv->document) <= MAX_ICON_VIEW_PAGE_COUNT); } static void @@ -562,16 +697,20 @@ ev_sidebar_thumbnails_init (EvSidebarThumbnails *ev_sidebar_thumbnails) EV_TYPE_JOB_THUMBNAIL); priv->swindow = gtk_scrolled_window_new (NULL, NULL); + + /* We actually don't want GTK_POLICY_AUTOMATIC for horizontal scrollbar here + * it's just a workaround for bug #449462 + */ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->swindow), - GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); + GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->swindow), GTK_SHADOW_IN); priv->vadjustment = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->swindow)); - g_signal_connect_data (G_OBJECT (priv->vadjustment), "value-changed", + g_signal_connect_data (priv->vadjustment, "value-changed", G_CALLBACK (adjustment_changed_cb), ev_sidebar_thumbnails, NULL, G_CONNECT_SWAPPED | G_CONNECT_AFTER); - g_signal_connect_swapped (G_OBJECT (priv->swindow), "size-allocate", + g_signal_connect_swapped (priv->swindow, "size-allocate", G_CALLBACK (adjustment_changed_cb), ev_sidebar_thumbnails); gtk_box_pack_start (GTK_BOX (ev_sidebar_thumbnails), priv->swindow, TRUE, TRUE, 0); @@ -581,9 +720,8 @@ ev_sidebar_thumbnails_init (EvSidebarThumbnails *ev_sidebar_thumbnails) } static void -page_changed_cb (EvPageCache *page_cache, - int page, - EvSidebarThumbnails *sidebar) +ev_sidebar_thumbnails_set_current_page (EvSidebarThumbnails *sidebar, + gint page) { GtkTreeView *tree_view; GtkTreePath *path; @@ -612,6 +750,68 @@ page_changed_cb (EvPageCache *page_cache, gtk_tree_path_free (path); } +static void +page_changed_cb (EvSidebarThumbnails *sidebar, + gint old_page, + gint new_page) +{ + ev_sidebar_thumbnails_set_current_page (sidebar, new_page); +} + +static gboolean +refresh (EvSidebarThumbnails *sidebar_thumbnails) +{ + adjustment_changed_cb (sidebar_thumbnails); + return FALSE; +} + +static void +ev_sidebar_thumbnails_reload (EvSidebarThumbnails *sidebar_thumbnails) +{ + EvDocumentModel *model; + + if (sidebar_thumbnails->priv->loading_icons) + g_hash_table_remove_all (sidebar_thumbnails->priv->loading_icons); + + if (sidebar_thumbnails->priv->document == NULL || + sidebar_thumbnails->priv->n_pages <= 0) + return; + + model = sidebar_thumbnails->priv->model; + + ev_sidebar_thumbnails_clear_model (sidebar_thumbnails); + ev_sidebar_thumbnails_fill_model (sidebar_thumbnails); + + /* Trigger a redraw */ + sidebar_thumbnails->priv->start_page = -1; + sidebar_thumbnails->priv->end_page = -1; + ev_sidebar_thumbnails_set_current_page (sidebar_thumbnails, + ev_document_model_get_page (model)); + g_idle_add ((GSourceFunc)refresh, sidebar_thumbnails); +} + +static void +ev_sidebar_thumbnails_rotation_changed_cb (EvDocumentModel *model, + GParamSpec *pspec, + EvSidebarThumbnails *sidebar_thumbnails) +{ + gint rotation = ev_document_model_get_rotation (model); + + sidebar_thumbnails->priv->rotation = rotation; + ev_sidebar_thumbnails_reload (sidebar_thumbnails); +} + +static void +ev_sidebar_thumbnails_inverted_colors_changed_cb (EvDocumentModel *model, + GParamSpec *pspec, + EvSidebarThumbnails *sidebar_thumbnails) +{ + gboolean inverted_colors = ev_document_model_get_inverted_colors (model); + + sidebar_thumbnails->priv->inverted_colors = inverted_colors; + ev_sidebar_thumbnails_reload (sidebar_thumbnails); +} + static void thumbnail_job_completed_callback (EvJobThumbnail *job, EvSidebarThumbnails *sidebar_thumbnails) @@ -620,6 +820,8 @@ thumbnail_job_completed_callback (EvJobThumbnail *job, GtkTreeIter *iter; iter = (GtkTreeIter *) g_object_get_data (G_OBJECT (job), "tree_iter"); + if (priv->inverted_colors) + ev_document_misc_invert_pixbuf (job->thumbnail); gtk_list_store_set (priv->list_store, iter, COLUMN_PIXBUF, job->thumbnail, @@ -629,20 +831,28 @@ thumbnail_job_completed_callback (EvJobThumbnail *job, } static void -ev_sidebar_thumbnails_set_document (EvSidebarPage *sidebar_page, - EvDocument *document) +ev_sidebar_thumbnails_document_changed_cb (EvDocumentModel *model, + GParamSpec *pspec, + EvSidebarThumbnails *sidebar_thumbnails) { - EvSidebarThumbnails *sidebar_thumbnails = EV_SIDEBAR_THUMBNAILS (sidebar_page); - + EvDocument *document = ev_document_model_get_document (model); EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; - g_return_if_fail (EV_IS_DOCUMENT_THUMBNAILS (document)); + if (!EV_IS_DOCUMENT_THUMBNAILS (document) || + ev_document_get_n_pages (document) <= 0 || + !ev_document_check_dimensions (document)) { + return; + } - priv->page_cache = ev_page_cache_get (document); + priv->size_cache = ev_thumbnails_size_cache_get (document); priv->document = document; - priv->n_pages = ev_page_cache_get_n_pages (priv->page_cache); - - ev_sidebar_thumbnails_set_loading_icon (sidebar_thumbnails); + priv->n_pages = ev_document_get_n_pages (document); + priv->rotation = ev_document_model_get_rotation (model); + priv->inverted_colors = ev_document_model_get_inverted_colors (model); + priv->loading_icons = g_hash_table_new_full (g_str_hash, + g_str_equal, + (GDestroyNotify)g_free, + (GDestroyNotify)g_object_unref); ev_sidebar_thumbnails_clear_model (sidebar_thumbnails); ev_sidebar_thumbnails_fill_model (sidebar_thumbnails); @@ -673,62 +883,83 @@ ev_sidebar_thumbnails_set_document (EvSidebarPage *sidebar_page, } /* Connect to the signal and trigger a fake callback */ - g_signal_connect (priv->page_cache, "page-changed", G_CALLBACK (page_changed_cb), sidebar_thumbnails); - sidebar_thumbnails->priv->start_page = 0; - sidebar_thumbnails->priv->end_page = 0; - page_changed_cb (priv->page_cache, - ev_page_cache_get_current_page (priv->page_cache), - sidebar_thumbnails); + g_signal_connect_swapped (priv->model, "page-changed", + G_CALLBACK (page_changed_cb), + sidebar_thumbnails); + g_signal_connect (priv->model, "notify::rotation", + G_CALLBACK (ev_sidebar_thumbnails_rotation_changed_cb), + sidebar_thumbnails); + g_signal_connect (priv->model, "notify::inverted-colors", + G_CALLBACK (ev_sidebar_thumbnails_inverted_colors_changed_cb), + sidebar_thumbnails); + sidebar_thumbnails->priv->start_page = -1; + sidebar_thumbnails->priv->end_page = -1; + ev_sidebar_thumbnails_set_current_page (sidebar_thumbnails, + ev_document_model_get_page (model)); adjustment_changed_cb (sidebar_thumbnails); } +static void +ev_sidebar_thumbnails_set_model (EvSidebarPage *sidebar_page, + EvDocumentModel *model) +{ + EvSidebarThumbnails *sidebar_thumbnails = EV_SIDEBAR_THUMBNAILS (sidebar_page); + EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; + + if (priv->model == model) + return; + + priv->model = model; + g_signal_connect (model, "notify::document", + G_CALLBACK (ev_sidebar_thumbnails_document_changed_cb), + sidebar_page); +} + static gboolean ev_sidebar_thumbnails_clear_job (GtkTreeModel *model, - GtkTreePath *path, - GtkTreeIter *iter, + GtkTreePath *path, + GtkTreeIter *iter, gpointer data) { - EvJob *job; - - gtk_tree_model_get (model, iter, COLUMN_JOB, &job, -1); - - if (job != NULL) { - ev_job_queue_remove_job (job); - g_signal_handlers_disconnect_by_func (job, thumbnail_job_completed_callback, data); - g_object_unref (job); - } - - return FALSE; + EvJob *job; + + gtk_tree_model_get (model, iter, COLUMN_JOB, &job, -1); + + if (job != NULL) { + ev_job_cancel (job); + g_signal_handlers_disconnect_by_func (job, thumbnail_job_completed_callback, data); + g_object_unref (job); + } + + return FALSE; } static void ev_sidebar_thumbnails_clear_model (EvSidebarThumbnails *sidebar_thumbnails) { - EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; - - gtk_tree_model_foreach (GTK_TREE_MODEL (priv->list_store), ev_sidebar_thumbnails_clear_job, sidebar_thumbnails); - gtk_list_store_clear (priv->list_store); + EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv; + + gtk_tree_model_foreach (GTK_TREE_MODEL (priv->list_store), ev_sidebar_thumbnails_clear_job, sidebar_thumbnails); + gtk_list_store_clear (priv->list_store); } static gboolean ev_sidebar_thumbnails_support_document (EvSidebarPage *sidebar_page, EvDocument *document) { - return (EV_IS_DOCUMENT_THUMBNAILS (document) && - (ev_document_get_n_pages (document) > 1)); + return (EV_IS_DOCUMENT_THUMBNAILS (document)); } static const gchar* ev_sidebar_thumbnails_get_label (EvSidebarPage *sidebar_page) { - return _("Thumbnails"); + return _("Thumbnails"); } static void ev_sidebar_thumbnails_page_iface_init (EvSidebarPageIface *iface) { iface->support_document = ev_sidebar_thumbnails_support_document; - iface->set_document = ev_sidebar_thumbnails_set_document; + iface->set_model = ev_sidebar_thumbnails_set_model; iface->get_label = ev_sidebar_thumbnails_get_label; } -