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implement search forward and backward

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This commit is contained in:
Sebastian Ramacher 2012-02-07 19:15:01 +01:00
parent 21a65cbe34
commit b60804ef78
3 changed files with 84 additions and 4 deletions
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1
commands.c
View file

@ -306,6 +306,7 @@ cmd_search(girara_session_t* session, const char* input, girara_argument_t* argu
if (page_id != 0) {
page_set_delayed(zathura, page->number);
}
g_object_set(page->drawing_area, "search-current", 0, NULL);
firsthit = false;
}
}

44
page_widget.c
View file

@ -17,9 +17,10 @@ typedef struct zathura_page_widget_private_s {
girara_list_t* links; /**< List of links on the page */
bool links_got; /**< True if we already tried to retrieve the list of links */
bool draw_links; /**< True if links should be drawn */
girara_list_t* search_results; /** True if search results should be drawn */
unsigned int link_offset; /**< Offset to the links */
unsigned int number_of_links; /**< Offset to the links */
girara_list_t* search_results; /** A list if there are search results that should be drawn */
unsigned int search_current; /** The index of the current search result */
} zathura_page_widget_private_t;
#define ZATHURA_PAGE_GET_PRIVATE(obj) \
@ -40,7 +41,9 @@ enum properties_e
PROP_DRAW_LINKS,
PROP_LINKS_OFFSET,
PROP_LINKS_NUMBER,
PROP_SEARCH_RESULTS
PROP_SEARCH_RESULTS,
PROP_SEARCH_RESULTS_LENGTH,
PROP_SEARCH_RESULTS_CURRENT
};
static void
@ -70,6 +73,10 @@ zathura_page_widget_class_init(ZathuraPageClass* class)
g_param_spec_int("number-of-links", "number-of-links", "Number of links", 0, INT_MAX, 0, G_PARAM_READABLE));
g_object_class_install_property(object_class, PROP_SEARCH_RESULTS,
g_param_spec_pointer("search-results", "search-results", "Set to the list of search results", G_PARAM_WRITABLE));
g_object_class_install_property(object_class, PROP_SEARCH_RESULTS_CURRENT,
g_param_spec_int("search-current", "search-current", "The current search result", -1, INT_MAX, 0, G_PARAM_WRITABLE | G_PARAM_READABLE));
g_object_class_install_property(object_class, PROP_SEARCH_RESULTS_LENGTH,
g_param_spec_int("search-length", "search-length", "The number of search results", -1, INT_MAX, 0, G_PARAM_READABLE));
}
static void
@ -152,7 +159,26 @@ zathura_page_widget_set_property(GObject* object, guint prop_id, const GValue* v
priv->draw_links = false;
redraw_all_rects(pageview, priv->search_results);
}
priv->search_current = -1;
break;
case PROP_SEARCH_RESULTS_CURRENT: {
g_return_if_fail(priv->search_results != NULL);
if (priv->search_current < girara_list_size(priv->search_results)) {
zathura_rectangle_t* rect = girara_list_nth(priv->search_results, priv->search_current);
zathura_rectangle_t rectangle = recalc_rectangle(priv->page, *rect);
redraw_rect(pageview, &rectangle);
}
int val = g_value_get_int(value);
if (val == -1) {
priv->search_current = girara_list_size(priv->search_results);
} else {
priv->search_current = val;
zathura_rectangle_t* rect = girara_list_nth(priv->search_results, priv->search_current);
zathura_rectangle_t rectangle = recalc_rectangle(priv->page, *rect);
redraw_rect(pageview, &rectangle);
}
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
}
@ -168,6 +194,12 @@ zathura_page_widget_get_property(GObject* object, guint prop_id, GValue* value,
case PROP_LINKS_NUMBER:
g_value_set_int(value, priv->number_of_links);
break;
case PROP_SEARCH_RESULTS_LENGTH:
g_value_set_int(value, priv->search_results == NULL ? 0 : girara_list_size(priv->search_results));
break;
case PROP_SEARCH_RESULTS_CURRENT:
g_value_set_int(value, priv->search_results == NULL ? -1 : priv->search_current);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
}
@ -255,15 +287,21 @@ zathura_page_widget_expose(GtkWidget* widget, GdkEventExpose* event)
/* draw search results */
if (priv->search_results != NULL) {
unsigned int idx = 0;
GIRARA_LIST_FOREACH(priv->search_results, zathura_rectangle_t*, iter, rect)
zathura_rectangle_t rectangle = recalc_rectangle(priv->page, *rect);
/* draw position */
GdkColor color = priv->zathura->ui.colors.highlight_color;
cairo_set_source_rgba(cairo, color.red, color.green, color.blue, transparency);
if (idx == priv->search_current) {
cairo_set_source_rgba(cairo, 0, color.green, color.blue, transparency);
} else {
cairo_set_source_rgba(cairo, color.red, color.green, color.blue, transparency);
}
cairo_rectangle(cairo, rectangle.x1, rectangle.y1,
(rectangle.x2 - rectangle.x1), (rectangle.y2 - rectangle.y1));
cairo_fill(cairo);
++idx;
GIRARA_LIST_FOREACH_END(priv->search_results, zathura_rectangle_t*, iter, rect);
}
} else {

43
shortcuts.c
View file

@ -366,7 +366,48 @@ sc_search(girara_session_t* session, girara_argument_t* argument,
g_return_val_if_fail(argument != NULL, false);
g_return_val_if_fail(zathura->document != NULL, false);
girara_info("in sc_search");
const int num_pages = zathura->document->number_of_pages;
const int cur_page = zathura->document->current_page_number;
int diff = argument->n == FORWARD ? 1 : -1;
for (int page_id = 0; page_id < num_pages; ++page_id) {
int tmp = cur_page + diff * page_id;
zathura_page_t* page = zathura->document->pages[(tmp + num_pages) % num_pages];
if (page == NULL) {
continue;
}
int num_search_results = 0, current = -1;
g_object_get(page->drawing_area, "search-current", &current,
"search-length", &num_search_results, NULL);
if (num_search_results == 0 || current == -1) {
continue;
}
if (diff == 1 && current < num_search_results - 1) {
/* the next result is on the same page */
g_object_set(page->drawing_area, "search-current", current + 1, NULL);
} else if (diff == -1 && current >= 1) {
g_object_set(page->drawing_area, "search-current", current - 1, NULL);
} else {
/* the next result is on a different page */
g_object_set(page->drawing_area, "search-current", -1, NULL);
for (int npage_id = 1; page_id < num_pages; ++npage_id) {
int ntmp = cur_page + diff * (page_id + npage_id);
zathura_page_t* npage = zathura->document->pages[(ntmp + 2*num_pages) % num_pages];
g_object_get(npage->drawing_area, "search-length", &num_search_results, NULL);
if (num_search_results != 0) {
int next = diff == 1 ? 0 : num_search_results - 1;
g_object_set(npage->drawing_area, "search-current", next, NULL);
page_set_delayed(zathura, npage->number);
break;
}
}
}
break;
}
return false;
}