X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=shell%2Fev-view.c;h=9a37136cee60860dc66c3e89f9dba4d086b380df;hb=913ada1452d003b49919126cd4cb2c91842bfdcd;hp=ebbd784872de17c1ea08ad36e83463622526289d;hpb=c947601041a06d85b887f60899c092ea5a02d693;p=evince.git diff --git a/shell/ev-view.c b/shell/ev-view.c index ebbd7848..9a37136c 100644 --- a/shell/ev-view.c +++ b/shell/ev-view.c @@ -33,6 +33,7 @@ #include "ev-view-private.h" #include "ev-utils.h" #include "ev-selection.h" +#include "ev-document-links.h" #include "ev-document-find.h" #include "ev-document-misc.h" #include "ev-debug.h" @@ -113,10 +114,8 @@ static void ev_view_set_scroll_adjustments (EvView GtkAdjustment *vadjustment); static void add_scroll_binding_keypad (GtkBindingSet *binding_set, guint keyval, - GtkScrollType scroll, - gboolean horizontal); -static void ev_view_binding_activated (EvView *view, - GtkScrollType scroll, + GdkModifierType modifiers, + EvScrollType scroll, gboolean horizontal); static void ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect); @@ -207,6 +206,10 @@ static void draw_one_page (EvView gint page, GdkRectangle *page_area, GtkBorder *border, + GdkRectangle *expose_area, + gboolean *page_ready); +static void draw_loading_text (EvView *view, + GdkRectangle *page_area, GdkRectangle *expose_area); /*** Callbacks ***/ @@ -283,13 +286,15 @@ static void ev_view_set_cursor (EvView /*** Status messages ***/ static void ev_view_set_status (EvView *view, const char *message); -static void update_find_status_message (EvView *view); +static void update_find_status_message (EvView *view, + gboolean this_page); static void ev_view_set_find_status (EvView *view, const char *message); /*** Find ***/ static void jump_to_find_result (EvView *view); static void jump_to_find_page (EvView *view, - EvViewFindDirection direction); + EvViewFindDirection direction, + gint shift); /*** Selection ***/ static void compute_selections (EvView *view, @@ -381,6 +386,7 @@ view_set_adjustment_values (EvView *view, factor = 1.0; switch (view->pending_scroll) { case SCROLL_TO_KEEP_POSITION: + case SCROLL_TO_FIND_LOCATION: factor = (adjustment->value) / adjustment->upper; break; case SCROLL_TO_PAGE_POSITION: @@ -401,6 +407,7 @@ view_set_adjustment_values (EvView *view, */ switch (view->pending_scroll) { case SCROLL_TO_KEEP_POSITION: + case SCROLL_TO_FIND_LOCATION: new_value = CLAMP (adjustment->upper * factor + 0.5, 0, adjustment->upper - adjustment->page_size); gtk_adjustment_set_value (adjustment, (int)new_value); break; @@ -420,9 +427,9 @@ view_set_adjustment_values (EvView *view, static void view_update_range_and_current_page (EvView *view) { - if (view->pending_scroll != SCROLL_TO_KEEP_POSITION) - return; - + gint current_page; + gint best_current_page = -1; + /* Presentation trumps all other modes */ if (view->presentation) { view->start_page = view->current_page; @@ -430,8 +437,8 @@ view_update_range_and_current_page (EvView *view) } else if (view->continuous) { GdkRectangle current_area, unused, page_area; GtkBorder border; - gint current_page; gboolean found = FALSE; + gint area_max = -1, area; int i; if (!(view->vadjustment && view->hadjustment)) @@ -447,39 +454,50 @@ view_update_range_and_current_page (EvView *view) get_page_extents (view, i, &page_area, &border); if (gdk_rectangle_intersect (¤t_area, &page_area, &unused)) { - if (! found) { + area = unused.width * unused.height; + + if (!found) { + area_max = area; view->start_page = i; found = TRUE; - + best_current_page = i; + } + if (area > area_max) { + best_current_page = (area == area_max) ? MIN (i, best_current_page) : i; + area_max = area; } + view->end_page = i; } else if (found) { break; } } - current_page = ev_page_cache_get_current_page (view->page_cache); - - if (current_page < view->start_page || current_page > view->end_page) { - view->current_page = view->start_page; - ev_page_cache_set_current_page (view->page_cache, view->start_page); - } - } else { - if (view->dual_page) { - if (view->current_page % 2 == 0) { + } else if (view->dual_page) { + if (view->current_page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) { + view->start_page = view->current_page; + if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) + view->end_page = view->start_page + 1; + else + view->end_page = view->start_page; + } else { + if (view->current_page < 1) view->start_page = view->current_page; - if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) - view->end_page = view->start_page + 1; - else - view->end_page = view->start_page; - } else { + else view->start_page = view->current_page - 1; - view->end_page = view->current_page; - } - } else { - view->start_page = view->current_page; view->end_page = view->current_page; } + } else { + view->start_page = view->current_page; + view->end_page = view->current_page; + } + + best_current_page = MAX (best_current_page, view->start_page); + current_page = ev_page_cache_get_current_page (view->page_cache); + + if ((current_page != best_current_page) && (view->pending_scroll == SCROLL_TO_KEEP_POSITION)) { + view->current_page = best_current_page; + ev_page_cache_set_current_page (view->page_cache, best_current_page); } ev_pixbuf_cache_set_page_range (view->pixbuf_cache, @@ -535,32 +553,52 @@ ev_view_set_scroll_adjustments (EvView *view, static void add_scroll_binding_keypad (GtkBindingSet *binding_set, guint keyval, - GtkScrollType scroll, + GdkModifierType modifiers, + EvScrollType scroll, gboolean horizontal) { guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left; - gtk_binding_entry_add_signal (binding_set, keyval, 0, + gtk_binding_entry_add_signal (binding_set, keyval, modifiers, "binding_activated", 2, - GTK_TYPE_SCROLL_TYPE, scroll, + EV_TYPE_SCROLL_TYPE, scroll, G_TYPE_BOOLEAN, horizontal); - gtk_binding_entry_add_signal (binding_set, keypad_keyval, 0, + gtk_binding_entry_add_signal (binding_set, keypad_keyval, modifiers, "binding_activated", 2, - GTK_TYPE_SCROLL_TYPE, scroll, + EV_TYPE_SCROLL_TYPE, scroll, G_TYPE_BOOLEAN, horizontal); } void ev_view_scroll (EvView *view, - EvScrollType scroll) + EvScrollType scroll, + gboolean horizontal) { GtkAdjustment *adjustment; double value, increment; gboolean first_page = FALSE; gboolean last_page = FALSE; + view->jump_to_find_result = FALSE; + + if (view->presentation || view->sizing_mode == EV_SIZING_BEST_FIT) { + switch (scroll) { + case EV_SCROLL_PAGE_BACKWARD: + case EV_SCROLL_STEP_BACKWARD: + ev_view_previous_page (view); + break; + case EV_SCROLL_PAGE_FORWARD: + case EV_SCROLL_STEP_FORWARD: + ev_view_next_page (view); + break; + default: + break; + } + return; + } + /* Assign values for increment and vertical adjustment */ - adjustment = view->vadjustment; + adjustment = horizontal ? view->hadjustment : view->vadjustment; increment = adjustment->page_size * 0.75; value = adjustment->value; @@ -578,7 +616,7 @@ ev_view_scroll (EvView *view, /* At the top of a page, assign the upper bound limit of previous page */ } else if (value == (adjustment->lower)) { value = adjustment->upper - adjustment->page_size; - ev_page_cache_set_current_page (view->page_cache, view->current_page - 1); + ev_view_previous_page (view); /* Jump to the top */ } else { value = MAX (value - increment, adjustment->lower); @@ -591,62 +629,30 @@ ev_view_scroll (EvView *view, /* At the bottom of a page, assign the lower bound limit of next page */ } else if (value == (adjustment->upper - adjustment->page_size)) { value = 0; - ev_page_cache_set_current_page (view->page_cache, view->current_page + 1); + ev_view_next_page (view); /* Jump to the bottom */ } else { value = MIN (value + increment, adjustment->upper - adjustment->page_size); } break; - default: - break; - } - - gtk_adjustment_set_value (adjustment, value); -} - -static void -ev_view_binding_activated (EvView *view, - GtkScrollType scroll, - gboolean horizontal) -{ - GtkAdjustment *adjustment; - double value; - - if (view->presentation) { - switch (scroll) { - case GTK_SCROLL_STEP_BACKWARD: - ev_view_previous_page (view); - break; - case GTK_SCROLL_STEP_FORWARD: - ev_view_next_page (view); - break; - default: - break; - } - return; - } - - if (horizontal) { - adjustment = view->hadjustment; - } else { - adjustment = view->vadjustment; - } - - value = adjustment->value; - - switch (scroll) { - case GTK_SCROLL_STEP_BACKWARD: + case EV_SCROLL_STEP_BACKWARD: value -= adjustment->step_increment; break; - case GTK_SCROLL_STEP_FORWARD: + case EV_SCROLL_STEP_FORWARD: value += adjustment->step_increment; break; - default: + case EV_SCROLL_STEP_DOWN: + value -= adjustment->step_increment / 10; + break; + case EV_SCROLL_STEP_UP: + value += adjustment->step_increment / 10; + break; + default: break; } value = CLAMP (value, adjustment->lower, - adjustment->upper - adjustment->page_size); + adjustment->upper - adjustment->page_size); gtk_adjustment_set_value (adjustment, value); } @@ -660,7 +666,7 @@ ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect) GtkAdjustment *adjustment; int value; - view->pending_scroll = SCROLL_TO_KEEP_POSITION; + view->pending_scroll = SCROLL_TO_FIND_LOCATION; adjustment = view->vadjustment; @@ -685,6 +691,8 @@ ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect) widget->allocation.width + MARGIN); gtk_adjustment_set_value (view->hadjustment, value); } + + gtk_widget_queue_resize (GTK_WIDGET (view)); } /*** Geometry computations ***/ @@ -717,7 +725,7 @@ get_page_y_offset (EvView *view, int page, double zoom, int *y_offset) if (view->dual_page) { ev_page_cache_get_height_to_page (view->page_cache, page, view->rotation, zoom, NULL, &offset); - offset += (page / 2 + 1) * view->spacing + (page / 2) * (border.top + border.bottom); + offset += ((page + ev_page_cache_get_dual_even_left (view->page_cache)) / 2 + 1) * view->spacing + ((page + ev_page_cache_get_dual_even_left (view->page_cache)) / 2 ) * (border.top + border.bottom); } else { ev_page_cache_get_height_to_page (view->page_cache, page, view->rotation, zoom, &offset, NULL); @@ -760,9 +768,9 @@ get_page_extents (EvView *view, max_width = max_width + border->left + border->right; /* Get the location of the bounding box */ if (view->dual_page) { - x = view->spacing + (page % 2) * (max_width + view->spacing); + x = view->spacing + ((page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? 0 : 1) * (max_width + view->spacing); x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3)) / 2; - if (page % 2 == 0) + if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) x = x + (max_width - width - border->left - border->right); } else { x = view->spacing; @@ -782,10 +790,11 @@ get_page_extents (EvView *view, GtkBorder overall_border; gint other_page; - other_page = page ^ 1; + other_page = (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? page + 1: page - 1; /* First, we get the bounding box of the two pages */ - if (other_page < ev_page_cache_get_n_pages (view->page_cache)) { + if (other_page < ev_page_cache_get_n_pages (view->page_cache) + && (0 <= other_page)) { ev_page_cache_get_size (view->page_cache, other_page, view->rotation, @@ -803,7 +812,7 @@ get_page_extents (EvView *view, y = view->spacing; /* Adjust for being the left or right page */ - if (page % 2 == 0) + if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) x = x + max_width - width; else x = x + (max_width + overall_border.left + overall_border.right) + view->spacing; @@ -1042,6 +1051,47 @@ location_in_selected_text (EvView *view, return FALSE; } +static gboolean +get_doc_point_from_offset (EvView *view, + gint page, + gint x_offset, + gint y_offset, + gint *x_new, + gint *y_new) +{ + int width, height; + double x, y; + + ev_page_cache_get_size (view->page_cache, page, + view->rotation, + 1.0, + &width, &height); + + x_offset = x_offset / view->scale; + y_offset = y_offset / view->scale; + + if (view->rotation == 0) { + x = x_offset; + y = y_offset; + } else if (view->rotation == 90) { + x = y_offset; + y = width - x_offset; + } else if (view->rotation == 180) { + x = width - x_offset; + y = height - y_offset; + } else if (view->rotation == 270) { + x = height - y_offset; + y = x_offset; + } else { + g_assert_not_reached (); + } + + *x_new = x; + *y_new = y; + + return TRUE; +} + /*** Hyperref ***/ static EvLink * ev_view_get_link_at_location (EvView *view, @@ -1050,6 +1100,7 @@ ev_view_get_link_at_location (EvView *view, { gint page = -1; gint x_offset = 0, y_offset = 0; + gint x_new = 0, y_new = 0; GList *link_mapping; x += view->scroll_x; @@ -1060,34 +1111,37 @@ ev_view_get_link_at_location (EvView *view, if (page == -1) return NULL; + + if (get_doc_point_from_offset (view, page, x_offset, + y_offset, &x_new, &y_new) == FALSE) + return NULL; + link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page); if (link_mapping) - return ev_link_mapping_find (link_mapping, x_offset / view->scale, y_offset / view->scale); + return ev_link_mapping_find (link_mapping, x_new, y_new); else return NULL; } static void -goto_fitr_link (EvView *view, EvLink *link) +goto_fitr_dest (EvView *view, EvLinkDest *dest) { EvPoint doc_point; - int page; double zoom; - zoom = zoom_for_size_best_fit (ev_link_get_right (link) - ev_link_get_left (link), - ev_link_get_top (link) - ev_link_get_bottom (link), + zoom = zoom_for_size_best_fit (ev_link_dest_get_right (dest) - ev_link_dest_get_left (dest), + ev_link_dest_get_bottom (dest) - ev_link_dest_get_top (dest), ev_view_get_width (view), ev_view_get_height (view), 0, 0); ev_view_set_sizing_mode (view, EV_SIZING_FREE); ev_view_set_zoom (view, zoom, FALSE); - page = ev_link_get_page (link); - doc_point.x = ev_link_get_left (link); - doc_point.y = ev_link_get_top (link); + doc_point.x = ev_link_dest_get_left (dest); + doc_point.y = ev_link_dest_get_top (dest); - view->current_page = page; + view->current_page = ev_link_dest_get_page (dest); view->pending_point = doc_point; view->pending_scroll = SCROLL_TO_PAGE_POSITION; @@ -1095,16 +1149,16 @@ goto_fitr_link (EvView *view, EvLink *link) } static void -goto_fitv_link (EvView *view, EvLink *link) +goto_fitv_dest (EvView *view, EvLinkDest *dest) { EvPoint doc_point; int doc_width, doc_height, page; double zoom; - page = ev_link_get_page (link); + page = ev_link_dest_get_page (dest); ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height); - doc_point.x = ev_link_get_left (link); + doc_point.x = ev_link_dest_get_left (dest); doc_point.y = 0; zoom = zoom_for_size_fit_height (doc_width - doc_point.x , doc_height, @@ -1122,23 +1176,23 @@ goto_fitv_link (EvView *view, EvLink *link) } static void -goto_fith_link (EvView *view, EvLink *link) +goto_fith_dest (EvView *view, EvLinkDest *dest) { EvPoint doc_point; int doc_width, doc_height, page; double zoom; - page = ev_link_get_page (link); + page = ev_link_dest_get_page (dest); ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height); doc_point.x = 0; - doc_point.y = doc_height - ev_link_get_top (link); + doc_point.y = ev_link_dest_get_top (dest); - zoom = zoom_for_size_fit_width (doc_width, ev_link_get_top (link), + zoom = zoom_for_size_fit_width (doc_width, ev_link_dest_get_top (dest), ev_view_get_width (view), ev_view_get_height (view), 0); - ev_view_set_sizing_mode (view, EV_SIZING_FREE); + ev_view_set_sizing_mode (view, EV_SIZING_FIT_WIDTH); ev_view_set_zoom (view, zoom, FALSE); view->current_page = page; @@ -1149,19 +1203,19 @@ goto_fith_link (EvView *view, EvLink *link) } static void -goto_fit_link (EvView *view, EvLink *link) +goto_fit_dest (EvView *view, EvLinkDest *dest) { double zoom; int doc_width, doc_height; int page; - page = ev_link_get_page (link); + page = ev_link_dest_get_page (dest); ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height); zoom = zoom_for_size_best_fit (doc_width, doc_height, ev_view_get_width (view), ev_view_get_height (view), 0, 0); - ev_view_set_sizing_mode (view, EV_SIZING_FREE); + ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT); ev_view_set_zoom (view, zoom, FALSE); view->current_page = page; @@ -1171,23 +1225,22 @@ goto_fit_link (EvView *view, EvLink *link) } static void -goto_xyz_link (EvView *view, EvLink *link) +goto_xyz_dest (EvView *view, EvLinkDest *dest) { EvPoint doc_point; - int height, page; + gint page; double zoom; - zoom = ev_link_get_zoom (link); - page = ev_link_get_page (link); - ev_page_cache_get_size (view->page_cache, page, 0, 1.0, NULL, &height); + zoom = ev_link_dest_get_zoom (dest); + page = ev_link_dest_get_page (dest); - if (zoom != 0) { + if (zoom > 1) { ev_view_set_sizing_mode (view, EV_SIZING_FREE); ev_view_set_zoom (view, zoom, FALSE); } - doc_point.x = ev_link_get_left (link); - doc_point.y = height - ev_link_get_top (link); + doc_point.x = ev_link_dest_get_left (dest); + doc_point.y = ev_link_dest_get_top (dest); view->current_page = page; view->pending_point = doc_point; @@ -1196,70 +1249,205 @@ goto_xyz_link (EvView *view, EvLink *link) gtk_widget_queue_resize (GTK_WIDGET (view)); } -void -ev_view_goto_link (EvView *view, EvLink *link) +static void +goto_dest (EvView *view, EvLinkDest *dest) { - EvLinkType type; - int page; + EvLinkDestType type; + int page, n_pages; - type = ev_link_get_link_type (link); + page = ev_link_dest_get_page (dest); + n_pages = ev_page_cache_get_n_pages (view->page_cache); + + if (page < 0 || page >= n_pages) + return; + + type = ev_link_dest_get_dest_type (dest); switch (type) { - case EV_LINK_TYPE_TITLE: - break; - case EV_LINK_TYPE_PAGE: - page = ev_link_get_page (link); + case EV_LINK_DEST_TYPE_PAGE: ev_page_cache_set_current_page (view->page_cache, page); break; - case EV_LINK_TYPE_PAGE_FIT: - goto_fit_link (view, link); + case EV_LINK_DEST_TYPE_FIT: + goto_fit_dest (view, dest); + break; + case EV_LINK_DEST_TYPE_FITH: + goto_fith_dest (view, dest); break; - case EV_LINK_TYPE_PAGE_FITH: - goto_fith_link (view, link); + case EV_LINK_DEST_TYPE_FITV: + goto_fitv_dest (view, dest); break; - case EV_LINK_TYPE_PAGE_FITV: - goto_fitv_link (view, link); + case EV_LINK_DEST_TYPE_FITR: + goto_fitr_dest (view, dest); break; - case EV_LINK_TYPE_PAGE_FITR: - goto_fitr_link (view, link); + case EV_LINK_DEST_TYPE_XYZ: + goto_xyz_dest (view, dest); break; - case EV_LINK_TYPE_PAGE_XYZ: - goto_xyz_link (view, link); + case EV_LINK_DEST_TYPE_PAGE_LABEL: + ev_page_cache_set_page_label (view->page_cache, ev_link_dest_get_page_label (dest)); + break; + default: + g_assert_not_reached (); + } +} + +void +ev_view_goto_dest (EvView *view, EvLinkDest *dest) +{ + EvLinkDestType type; + + type = ev_link_dest_get_dest_type (dest); + + if (type == EV_LINK_DEST_TYPE_NAMED) { + EvLinkDest *dest2; + const gchar *named_dest; + + named_dest = ev_link_dest_get_named_dest (dest); + dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document), + named_dest); + if (dest2) { + goto_dest (view, dest2); + g_object_unref (dest2); + } + + return; + } + + goto_dest (view, dest); +} + +void +ev_view_handle_link (EvView *view, EvLink *link) +{ + EvLinkAction *action = NULL; + EvLinkActionType type; + + action = ev_link_get_action (link); + if (!action) + return; + + type = ev_link_action_get_action_type (action); + + switch (type) { + case EV_LINK_ACTION_TYPE_GOTO_DEST: { + EvLinkDest *dest; + + dest = ev_link_action_get_dest (action); + ev_view_goto_dest (view, dest); + } break; - case EV_LINK_TYPE_EXTERNAL_URI: - case EV_LINK_TYPE_LAUNCH: - g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, link); + case EV_LINK_ACTION_TYPE_GOTO_REMOTE: + case EV_LINK_ACTION_TYPE_EXTERNAL_URI: + case EV_LINK_ACTION_TYPE_LAUNCH: + case EV_LINK_ACTION_TYPE_NAMED: + g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, action); break; } } +static gchar * +page_label_from_dest (EvView *view, EvLinkDest *dest) +{ + EvLinkDestType type; + gchar *msg = NULL; + + type = ev_link_dest_get_dest_type (dest); + + switch (type) { + case EV_LINK_DEST_TYPE_NAMED: { + EvLinkDest *dest2; + const gchar *named_dest; + + named_dest = ev_link_dest_get_named_dest (dest); + dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document), + named_dest); + if (dest2) { + msg = ev_page_cache_get_page_label (view->page_cache, + ev_link_dest_get_page (dest2)); + g_object_unref (dest2); + } + } + + break; + default: + msg = ev_page_cache_get_page_label (view->page_cache, + ev_link_dest_get_page (dest)); + } + + return msg; +} + +static char * +tip_from_action_named (EvLinkAction *action) +{ + const gchar *name = ev_link_action_get_name (action); + + if (g_ascii_strcasecmp (name, "FirstPage") == 0) { + return g_strdup (_("Go to first page")); + } else if (g_ascii_strcasecmp (name, "PrevPage") == 0) { + return g_strdup (_("Go to previous page")); + } else if (g_ascii_strcasecmp (name, "NextPage") == 0) { + return g_strdup (_("Go to next page")); + } else if (g_ascii_strcasecmp (name, "LastPage") == 0) { + return g_strdup (_("Go to last page")); + } else if (g_ascii_strcasecmp (name, "GoToPage") == 0) { + return g_strdup (_("Go to page")); + } else if (g_ascii_strcasecmp (name, "Find") == 0) { + return g_strdup (_("Find")); + } + + return NULL; +} + static char * tip_from_link (EvView *view, EvLink *link) { - EvLinkType type; + EvLinkAction *action; + EvLinkActionType type; char *msg = NULL; char *page_label; + const char *title; - type = ev_link_get_link_type (link); + action = ev_link_get_action (link); + title = ev_link_get_title (link); + + if (!action) + return title ? g_strdup (title) : NULL; + + type = ev_link_action_get_action_type (action); switch (type) { - case EV_LINK_TYPE_TITLE: - if (ev_link_get_title (link)) - msg = g_strdup (ev_link_get_title (link)); - break; - case EV_LINK_TYPE_PAGE: - case EV_LINK_TYPE_PAGE_XYZ: - page_label = ev_page_cache_get_page_label (view->page_cache, ev_link_get_page (link)); + case EV_LINK_ACTION_TYPE_GOTO_DEST: + page_label = page_label_from_dest (view, + ev_link_action_get_dest (action)); msg = g_strdup_printf (_("Go to page %s"), page_label); g_free (page_label); break; - case EV_LINK_TYPE_EXTERNAL_URI: - msg = g_strdup (ev_link_get_uri (link)); + case EV_LINK_ACTION_TYPE_GOTO_REMOTE: + if (title) { + msg = g_strdup_printf (_("Go to %s on file “%s”"), title, + ev_link_action_get_filename (action)); + } else { + msg = g_strdup_printf (_("Go to file “%s”"), + ev_link_action_get_filename (action)); + } + + break; + case EV_LINK_ACTION_TYPE_EXTERNAL_URI: + msg = g_strdup (ev_link_action_get_uri (action)); break; - default: + case EV_LINK_ACTION_TYPE_LAUNCH: + msg = g_strdup_printf (_("Launch %s"), + ev_link_action_get_filename (action)); + break; + case EV_LINK_ACTION_TYPE_NAMED: + msg = tip_from_action_named (action); + break; + default: + if (title) + msg = g_strdup (title); break; } - + return msg; } @@ -1470,12 +1658,12 @@ ev_view_size_allocate (GtkWidget *widget, view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL); view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL); - view->pending_scroll = SCROLL_TO_KEEP_POSITION; - view->pending_resize = FALSE; - if (view->document) view_update_range_and_current_page (view); + view->pending_scroll = SCROLL_TO_KEEP_POSITION; + view->pending_resize = FALSE; + GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation); } @@ -1546,6 +1734,7 @@ ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event) return TRUE; } + view->jump_to_find_result = FALSE; /* Shift+Wheel scrolls the in the perpendicular direction */ if (state & GDK_SHIFT_MASK) { if (event->direction == GDK_SCROLL_UP) @@ -1563,14 +1752,14 @@ ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event) if (state == 0 && view->presentation) { switch (event->direction) { - case GDK_SCROLL_DOWN: - case GDK_SCROLL_RIGHT: - ev_view_next_page (view); - break; - case GDK_SCROLL_UP: - case GDK_SCROLL_LEFT: - ev_view_previous_page (view); - break; + case GDK_SCROLL_DOWN: + case GDK_SCROLL_RIGHT: + ev_view_next_page (view); + break; + case GDK_SCROLL_UP: + case GDK_SCROLL_LEFT: + ev_view_previous_page (view); + break; } return TRUE; @@ -1597,6 +1786,42 @@ find_selection_for_page (EvView *view, return NULL; } +static void +draw_end_presentation_page (EvView *view, + GdkRectangle *page_area) +{ + PangoLayout *layout; + PangoFontDescription *font_desc; + gchar *markup; + const gchar *text = _("End of presentation, press Escape to exit."); + + if (view->presentation_state != EV_PRESENTATION_END) + return; + + layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), NULL); + markup = g_strdup_printf ("%s", text); + pango_layout_set_markup (layout, markup, -1); + g_free (markup); + + font_desc = pango_font_description_new (); + pango_font_description_set_size (font_desc, 16 * PANGO_SCALE); + pango_layout_set_font_description (layout, font_desc); + + gtk_paint_layout (GTK_WIDGET (view)->style, + GTK_WIDGET (view)->window, + GTK_WIDGET_STATE (view), + FALSE, + page_area, + GTK_WIDGET (view), + NULL, + page_area->x + 15, + page_area->y + 15, + layout); + + pango_font_description_free (font_desc); + g_object_unref (layout); +} + static gboolean ev_view_expose_event (GtkWidget *widget, GdkEventExpose *event) @@ -1604,12 +1829,44 @@ ev_view_expose_event (GtkWidget *widget, EvView *view = EV_VIEW (widget); int i; + if (view->presentation) { + switch (view->presentation_state) { + case EV_PRESENTATION_END: { + GdkRectangle area = {0}; + + area.width = widget->allocation.width; + area.height = widget->allocation.height; + + draw_end_presentation_page (view, &area); + } + return FALSE; + case EV_PRESENTATION_BLACK: + case EV_PRESENTATION_WHITE: + return FALSE; + case EV_PRESENTATION_NORMAL: + default: + break; + } + } + + if (view->loading) { + GdkRectangle area = {0}; + + area.width = widget->allocation.width; + area.height = widget->allocation.height; + + draw_loading_text (view, + &area, + &(event->area)); + } + if (view->document == NULL) return FALSE; for (i = view->start_page; i <= view->end_page; i++) { GdkRectangle page_area; GtkBorder border; + gboolean page_ready = TRUE; if (!get_page_extents (view, i, &page_area, &border)) continue; @@ -1617,9 +1874,9 @@ ev_view_expose_event (GtkWidget *widget, page_area.x -= view->scroll_x; page_area.y -= view->scroll_y; - draw_one_page (view, i, &page_area, &border, &(event->area)); + draw_one_page (view, i, &page_area, &border, &(event->area), &page_ready); - if (EV_IS_DOCUMENT_FIND (view->document)) + if (page_ready && EV_IS_DOCUMENT_FIND (view->document)) highlight_find_results (view, i); } @@ -1857,11 +2114,7 @@ ev_view_motion_notify_event (GtkWidget *widget, return TRUE; } - /* For the Evince 0.4.x release, we limit links to un-rotated documents - * only. - */ - } else if (view->pressed_button <= 0 && - view->rotation == 0) { + } else if (view->pressed_button <= 0) { handle_link_over_xy (view, x, y); return TRUE; } @@ -1880,7 +2133,7 @@ ev_view_button_release_event (GtkWidget *widget, ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL); } - if (view->document) { + if (view->document && view->pressed_button == 1) { link = ev_view_get_link_at_location (view, event->x, event->y); } else { link = NULL; @@ -1908,21 +2161,75 @@ ev_view_button_release_event (GtkWidget *widget, view->selection_info.in_drag = FALSE; } else if (link) { - ev_view_goto_link (view, link); + ev_view_handle_link (view, link); } else if (view->presentation) { switch (event->button) { - case 1: - ev_view_next_page (view); - return TRUE; - case 3: - ev_view_previous_page (view); - return TRUE; + case 1: + ev_view_next_page (view); + return TRUE; + case 3: + ev_view_previous_page (view); + return TRUE; } } return FALSE; } +static gboolean +ev_view_key_press_event (GtkWidget *widget, + GdkEventKey *event) +{ + EvView *view = EV_VIEW (widget); + EvPresentationState current; + + if (!view->presentation || + view->presentation_state == EV_PRESENTATION_END) + return FALSE; + + current = view->presentation_state; + + switch (event->keyval) { + case GDK_b: + case GDK_B: + view->presentation_state = + (view->presentation_state == EV_PRESENTATION_BLACK) ? + EV_PRESENTATION_NORMAL : EV_PRESENTATION_BLACK; + break; + case GDK_w: + case GDK_W: + view->presentation_state = + (view->presentation_state == EV_PRESENTATION_WHITE) ? + EV_PRESENTATION_NORMAL : EV_PRESENTATION_WHITE; + break; + default: + if (view->presentation_state == EV_PRESENTATION_BLACK || + view->presentation_state == EV_PRESENTATION_WHITE) { + view->presentation_state = EV_PRESENTATION_NORMAL; + } + } + + if (current == view->presentation_state) + return FALSE; + + switch (view->presentation_state) { + case EV_PRESENTATION_NORMAL: + case EV_PRESENTATION_BLACK: + gdk_window_set_background (widget->window, + &widget->style->black); + break; + case EV_PRESENTATION_WHITE: + gdk_window_set_background (widget->window, + &widget->style->white); + break; + default: + return FALSE; + } + + gtk_widget_queue_draw (widget); + return TRUE; +} + static gint ev_view_focus_in (GtkWidget *widget, GdkEventFocus *event) @@ -2050,7 +2357,7 @@ highlight_find_results (EvView *view, int page) GdkRectangle view_rectangle; guchar alpha; - if (i == view->find_result && page == view->find_page) { + if (i == view->find_result && page == view->current_page) { alpha = 0x90; } else { alpha = 0x20; @@ -2074,6 +2381,12 @@ draw_loading_text (EvView *view, double real_scale; int target_width; + /* Don't annoy users with loading messages during presentations. + * FIXME: Temporary "workaround" for + * http://bugzilla.gnome.org/show_bug.cgi?id=320352 */ + if (view->presentation) + return; + const char *loading_text = _("Loading..."); layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), loading_text); @@ -2113,18 +2426,22 @@ draw_one_page (EvView *view, gint page, GdkRectangle *page_area, GtkBorder *border, - GdkRectangle *expose_area) + GdkRectangle *expose_area, + gboolean *page_ready) { gint width, height; GdkPixbuf *current_pixbuf; GdkRectangle overlap; GdkRectangle real_page_area; EvViewSelection *selection; + gint current_page; g_assert (view->document); + if (! gdk_rectangle_intersect (page_area, expose_area, &overlap)) return; - + + current_page = ev_page_cache_get_current_page (view->page_cache); selection = find_selection_for_page (view, page); ev_page_cache_get_size (view->page_cache, page, view->rotation, @@ -2137,10 +2454,12 @@ draw_one_page (EvView *view, real_page_area.y += border->top; real_page_area.width -= (border->left + border->right); real_page_area.height -= (border->top + border->bottom); + *page_ready = TRUE; ev_document_misc_paint_one_page (GTK_WIDGET(view)->window, GTK_WIDGET (view), - page_area, border); + page_area, border, + page == current_page); if (gdk_rectangle_intersect (&real_page_area, expose_area, &overlap)) { GdkPixbuf *selection_pixbuf = NULL; @@ -2195,6 +2514,7 @@ draw_one_page (EvView *view, draw_loading_text (view, &real_page_area, expose_area); + *page_ready = FALSE; } if (scaled_selection) { @@ -2246,6 +2566,7 @@ ev_view_destroy (GtkObject *object) if (view->link_tooltip) { gtk_widget_destroy (view->link_tooltip); + view->link_tooltip = NULL; } if (view->selection_scroll_id) { @@ -2271,31 +2592,30 @@ ev_view_set_property (GObject *object, { EvView *view = EV_VIEW (object); - switch (prop_id) - { - case PROP_CONTINUOUS: - ev_view_set_continuous (view, g_value_get_boolean (value)); - break; - case PROP_DUAL_PAGE: - ev_view_set_dual_page (view, g_value_get_boolean (value)); - break; - case PROP_FULLSCREEN: - ev_view_set_fullscreen (view, g_value_get_boolean (value)); - break; - case PROP_PRESENTATION: - ev_view_set_presentation (view, g_value_get_boolean (value)); - break; - case PROP_SIZING_MODE: - ev_view_set_sizing_mode (view, g_value_get_enum (value)); - break; - case PROP_ZOOM: - ev_view_set_zoom (view, g_value_get_double (value), FALSE); - break; - case PROP_ROTATION: - ev_view_set_rotation (view, g_value_get_int (value)); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + switch (prop_id) { + case PROP_CONTINUOUS: + ev_view_set_continuous (view, g_value_get_boolean (value)); + break; + case PROP_DUAL_PAGE: + ev_view_set_dual_page (view, g_value_get_boolean (value)); + break; + case PROP_FULLSCREEN: + ev_view_set_fullscreen (view, g_value_get_boolean (value)); + break; + case PROP_PRESENTATION: + ev_view_set_presentation (view, g_value_get_boolean (value)); + break; + case PROP_SIZING_MODE: + ev_view_set_sizing_mode (view, g_value_get_enum (value)); + break; + case PROP_ZOOM: + ev_view_set_zoom (view, g_value_get_double (value), FALSE); + break; + case PROP_ROTATION: + ev_view_set_rotation (view, g_value_get_int (value)); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } } @@ -2338,41 +2658,40 @@ ev_view_get_property (GObject *object, { EvView *view = EV_VIEW (object); - switch (prop_id) - { - case PROP_STATUS: - g_value_set_string (value, view->status); - break; - case PROP_FIND_STATUS: - g_value_set_string (value, view->status); - break; - case PROP_CONTINUOUS: - g_value_set_boolean (value, view->continuous); - break; - case PROP_DUAL_PAGE: - g_value_set_boolean (value, view->dual_page); - break; - case PROP_FULLSCREEN: - g_value_set_boolean (value, view->fullscreen); - break; - case PROP_PRESENTATION: - g_value_set_boolean (value, view->presentation); - break; - case PROP_SIZING_MODE: - g_value_set_enum (value, view->sizing_mode); - break; - case PROP_ZOOM: - g_value_set_double (value, view->scale); - break; - case PROP_ROTATION: - g_value_set_int (value, view->rotation); - break; - case PROP_HAS_SELECTION: - g_value_set_boolean (value, - view->selection_info.selections != NULL); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + switch (prop_id) { + case PROP_STATUS: + g_value_set_string (value, view->status); + break; + case PROP_FIND_STATUS: + g_value_set_string (value, view->status); + break; + case PROP_CONTINUOUS: + g_value_set_boolean (value, view->continuous); + break; + case PROP_DUAL_PAGE: + g_value_set_boolean (value, view->dual_page); + break; + case PROP_FULLSCREEN: + g_value_set_boolean (value, view->fullscreen); + break; + case PROP_PRESENTATION: + g_value_set_boolean (value, view->presentation); + break; + case PROP_SIZING_MODE: + g_value_set_enum (value, view->sizing_mode); + break; + case PROP_ZOOM: + g_value_set_double (value, view->scale); + break; + case PROP_ROTATION: + g_value_set_int (value, view->rotation); + break; + case PROP_HAS_SELECTION: + g_value_set_boolean (value, + view->selection_info.selections != NULL); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } } @@ -2392,6 +2711,7 @@ ev_view_class_init (EvViewClass *class) widget_class->button_press_event = ev_view_button_press_event; widget_class->motion_notify_event = ev_view_motion_notify_event; widget_class->button_release_event = ev_view_button_release_event; + widget_class->key_press_event = ev_view_key_press_event; widget_class->focus_in_event = ev_view_focus_in; widget_class->focus_out_event = ev_view_focus_out; widget_class->get_accessible = ev_view_get_accessible; @@ -2407,7 +2727,7 @@ ev_view_class_init (EvViewClass *class) gtk_object_class->destroy = ev_view_destroy; class->set_scroll_adjustments = ev_view_set_scroll_adjustments; - class->binding_activated = ev_view_binding_activated; + class->binding_activated = ev_view_scroll; widget_class->set_scroll_adjustments_signal = g_signal_new ("set-scroll-adjustments", @@ -2537,10 +2857,14 @@ ev_view_class_init (EvViewClass *class) binding_set = gtk_binding_set_by_class (class); - add_scroll_binding_keypad (binding_set, GDK_Left, GTK_SCROLL_STEP_BACKWARD, TRUE); - add_scroll_binding_keypad (binding_set, GDK_Right, GTK_SCROLL_STEP_FORWARD, TRUE); - add_scroll_binding_keypad (binding_set, GDK_Up, GTK_SCROLL_STEP_BACKWARD, FALSE); - add_scroll_binding_keypad (binding_set, GDK_Down, GTK_SCROLL_STEP_FORWARD, FALSE); + add_scroll_binding_keypad (binding_set, GDK_Left, 0, EV_SCROLL_STEP_BACKWARD, TRUE); + add_scroll_binding_keypad (binding_set, GDK_Right, 0, EV_SCROLL_STEP_FORWARD, TRUE); + add_scroll_binding_keypad (binding_set, GDK_Left, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, TRUE); + add_scroll_binding_keypad (binding_set, GDK_Right, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, TRUE); + add_scroll_binding_keypad (binding_set, GDK_Up, 0, EV_SCROLL_STEP_BACKWARD, FALSE); + add_scroll_binding_keypad (binding_set, GDK_Down, 0, EV_SCROLL_STEP_FORWARD, FALSE); + add_scroll_binding_keypad (binding_set, GDK_Up, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, FALSE); + add_scroll_binding_keypad (binding_set, GDK_Down, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, FALSE); } static void @@ -2561,9 +2885,11 @@ ev_view_init (EvView *view) view->continuous = TRUE; view->dual_page = FALSE; view->presentation = FALSE; + view->presentation_state = EV_PRESENTATION_NORMAL; view->fullscreen = FALSE; view->sizing_mode = EV_SIZING_FIT_WIDTH; view->pending_scroll = SCROLL_TO_KEEP_POSITION; + view->jump_to_find_result = TRUE; } /*** Callbacks ***/ @@ -2571,10 +2897,18 @@ ev_view_init (EvView *view) static void find_changed_cb (EvDocument *document, int page, EvView *view) { - jump_to_find_page (view, EV_VIEW_FIND_NEXT); - jump_to_find_result (view); - update_find_status_message (view); + double percent; + int n_pages; + percent = ev_document_find_get_progress + (EV_DOCUMENT_FIND (view->document)); + n_pages = ev_page_cache_get_n_pages (view->page_cache); + + if (view->jump_to_find_result == TRUE) { + jump_to_find_page (view, EV_VIEW_FIND_NEXT, 0); + jump_to_find_result (view); + } + update_find_status_message (view, percent * n_pages >= n_pages - 1 ); if (view->current_page == page) gtk_widget_queue_draw (GTK_WIDGET (view)); } @@ -2592,16 +2926,16 @@ page_changed_cb (EvPageCache *page_cache, EvView *view) { if (view->current_page != new_page) { - view->current_page = new_page; view->pending_scroll = SCROLL_TO_PAGE_POSITION; gtk_widget_queue_resize (GTK_WIDGET (view)); + } else { + gtk_widget_queue_draw (GTK_WIDGET (view)); + } - if (EV_IS_DOCUMENT_FIND (view->document)) { - view->find_page = new_page; - view->find_result = 0; - update_find_status_message (view); - } + if (EV_IS_DOCUMENT_FIND (view->document)) { + view->find_result = 0; + update_find_status_message (view, TRUE); } } @@ -2670,12 +3004,22 @@ clear_caches (EvView *view) } } +void +ev_view_set_loading (EvView *view, + gboolean loading) +{ + view->loading = loading; + gtk_widget_queue_draw (GTK_WIDGET (view)); +} + void ev_view_set_document (EvView *view, EvDocument *document) { g_return_if_fail (EV_IS_VIEW (view)); + view->loading = FALSE; + if (document != view->document) { clear_caches (view); @@ -2689,7 +3033,6 @@ ev_view_set_document (EvView *view, } view->document = document; - view->find_page = 0; view->find_result = 0; if (view->document) { @@ -2832,6 +3175,9 @@ ev_view_set_presentation (EvView *view, if (view->presentation == presentation) return; + if (!presentation) + view->presentation_state = EV_PRESENTATION_NORMAL; + view->presentation = presentation; view->pending_scroll = SCROLL_TO_PAGE_POSITION; gtk_widget_queue_resize (GTK_WIDGET (view)); @@ -2845,7 +3191,6 @@ ev_view_set_presentation (EvView *view, >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]); } - g_object_notify (G_OBJECT (view), "presentation"); } @@ -3238,11 +3583,11 @@ ev_view_set_status (EvView *view, const char *message) } static void -update_find_status_message (EvView *view) +update_find_status_message (EvView *view, gboolean this_page) { char *message; - if (view->current_page == view->find_page) { + if (this_page) { int results; results = ev_document_find_get_n_results @@ -3260,13 +3605,9 @@ update_find_status_message (EvView *view) percent = ev_document_find_get_progress (EV_DOCUMENT_FIND (view->document)); - if (percent >= (1.0 - 1e-10)) { - message = g_strdup (_("Not found")); - } else { - message = g_strdup_printf (_("%3d%% remaining to search"), - (int) ((1.0 - percent) * 100)); - } - + message = g_strdup_printf (_("%3d%% remaining to search"), + (int) ((1.0 - percent) * 100)); + } ev_view_set_find_status (view, message); g_free (message); @@ -3299,7 +3640,7 @@ jump_to_find_result (EvView *view) EvRectangle rect; GdkRectangle view_rect; int n_results; - int page = view->find_page; + int page = view->current_page; n_results = ev_document_find_get_n_results (find, page); @@ -3312,8 +3653,18 @@ jump_to_find_result (EvView *view) } } +/** + * jump_to_find_page + * @view: #EvView instance + * @direction: Direction to look + * @shift: Shift from current page + * + * Jumps to the first page that has occurences of searched word. + * Uses a direction where to look and a shift from current page. + * + */ static void -jump_to_find_page (EvView *view, EvViewFindDirection direction) +jump_to_find_page (EvView *view, EvViewFindDirection direction, gint shift) { int n_pages, i; @@ -3324,11 +3675,11 @@ jump_to_find_page (EvView *view, EvViewFindDirection direction) int page; if (direction == EV_VIEW_FIND_NEXT) - page = view->find_page + i; + page = view->current_page + i; else - page = view->find_page - i; - - + page = view->current_page - i; + page += shift; + if (page >= n_pages) { page = page - n_pages; } @@ -3338,7 +3689,6 @@ jump_to_find_page (EvView *view, EvViewFindDirection direction) has_results = ev_document_find_page_has_results (EV_DOCUMENT_FIND (view->document), page); if (has_results == -1) { - view->find_page = page; break; } else if (has_results == 1) { ev_page_cache_set_current_page (view->page_cache, page); @@ -3380,12 +3730,7 @@ ev_view_find_next (EvView *view) if (view->find_result >= n_results) { view->find_result = 0; - view->find_page++; - if (view->find_page >= n_pages) { - view->find_page = 0; - } - - jump_to_find_page (view, EV_VIEW_FIND_NEXT); + jump_to_find_page (view, EV_VIEW_FIND_NEXT, 1); jump_to_find_result (view); } else { jump_to_find_result (view); @@ -3393,6 +3738,23 @@ ev_view_find_next (EvView *view) } } +gboolean +ev_view_can_find_previous (EvView *view) +{ + if (EV_IS_DOCUMENT_FIND (view->document)) { + EvDocumentFind *find = EV_DOCUMENT_FIND (view->document); + int i, n_pages; + + n_pages = ev_page_cache_get_n_pages (view->page_cache); + for (i = n_pages - 1; i >= 0; i--) { + if (ev_document_find_get_n_results (find, i) > 0) { + return TRUE; + } + } + } + + return FALSE; +} void ev_view_find_previous (EvView *view) { @@ -3410,12 +3772,7 @@ ev_view_find_previous (EvView *view) if (view->find_result < 0) { - view->find_page--; - if (view->find_page < 0) { - view->find_page = n_pages - 1; - } - - jump_to_find_page (view, EV_VIEW_FIND_PREV); + jump_to_find_page (view, EV_VIEW_FIND_PREV, -1); view->find_result = ev_document_find_get_n_results (find, view->current_page) - 1; jump_to_find_result (view); } else { @@ -3424,6 +3781,12 @@ ev_view_find_previous (EvView *view) } } +void ev_view_search_changed (EvView *view) +{ + /* search string has changed, focus on new search result */ + view->jump_to_find_result = TRUE; +} + /*** Selections ***/ /* compute_new_selection_rect/text calculates the area currently selected by @@ -3925,19 +4288,49 @@ ev_view_show_cursor (EvView *view) ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL); } +static void +ev_view_reset_presentation_state (EvView *view) +{ + if (!view->presentation || + view->presentation_state == EV_PRESENTATION_NORMAL) + return; + + view->presentation_state = EV_PRESENTATION_NORMAL; + gdk_window_set_background (GTK_WIDGET (view)->window, + >K_WIDGET (view)->style->black); + gtk_widget_queue_draw (GTK_WIDGET (view)); +} + gboolean ev_view_next_page (EvView *view) { - int page; + int page, n_pages; g_return_val_if_fail (EV_IS_VIEW (view), FALSE); + + if (!view->page_cache) + return FALSE; + ev_view_reset_presentation_state (view); + page = ev_page_cache_get_current_page (view->page_cache); - page = ev_view_get_dual_page (view) ? page + 2 : page + 1; + n_pages = ev_page_cache_get_n_pages (view->page_cache); + + if (view->dual_page && !view->presentation) + page = page + 2; + else + page = page + 1; - if (page < ev_page_cache_get_n_pages (view->page_cache)) { + if (page < n_pages) { ev_page_cache_set_current_page (view->page_cache, page); return TRUE; + } else if (view->presentation && page == n_pages) { + view->presentation_state = EV_PRESENTATION_END; + gtk_widget_queue_draw (GTK_WIDGET (view)); + return TRUE; + } else if (view->dual_page && page == n_pages) { + ev_page_cache_set_current_page (view->page_cache, page - 1); + return TRUE; } else { return FALSE; } @@ -3950,13 +4343,31 @@ ev_view_previous_page (EvView *view) g_return_val_if_fail (EV_IS_VIEW (view), FALSE); + if (!view->page_cache) + return FALSE; + + if (view->presentation && + view->presentation_state == EV_PRESENTATION_END) { + ev_view_reset_presentation_state (view); + return TRUE; + } + + ev_view_reset_presentation_state (view); + page = ev_page_cache_get_current_page (view->page_cache); - page = ev_view_get_dual_page (view) ? page - 2 : page - 1; + + if (view->dual_page && !view->presentation) + page = page - 2; + else + page = page - 1; if (page >= 0) { ev_page_cache_set_current_page (view->page_cache, page); return TRUE; - } else { + } else if (ev_view_get_dual_page (view) && page == -1) { + ev_page_cache_set_current_page (view->page_cache, 0); + return TRUE; + } else { return FALSE; } } @@ -3978,3 +4389,22 @@ ev_sizing_mode_get_type (void) } return etype; } + +GType +ev_scroll_type_get_type (void) +{ + static GType etype = 0; + if (etype == 0) { + static const GEnumValue values[] = { + { EV_SCROLL_PAGE_FORWARD, "EV_SCROLL_PAGE_FORWARD", "scroll-page-forward" }, + { EV_SCROLL_PAGE_BACKWARD, "EV_SCROLL_PAGE_BACKWARD", "scroll-page-backward" }, + { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" }, + { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" }, + { EV_SCROLL_STEP_UP, "EV_SCROLL_STEP_UP", "scroll-step-up" }, + { EV_SCROLL_STEP_DOWN, "EV_SCROLL_STEP_DOWN", "scroll-step-down" }, + { 0, NULL, NULL } + }; + etype = g_enum_register_static ("EvScrollType", values); + } + return etype; +}