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Move jumplist code
This commit is contained in:
Sebastian Ramacher
parent
bd25ce0af2
commit
f1a5fb4544
181
zathura/jumplist.c
Normal file
181
zathura/jumplist.c
Normal file
@ -0,0 +1,181 @@
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#include "zathura.h"
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#include "document.h"
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#include "database.h"
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#include <girara/utils.h>
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static void zathura_jumplist_reset_current(zathura_t* zathura);
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static void zathura_jumplist_append_jump(zathura_t* zathura);
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static void zathura_jumplist_save(zathura_t* zathura);
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bool
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zathura_jumplist_has_previous(zathura_t* zathura)
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{
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return girara_list_iterator_has_previous(zathura->jumplist.cur);
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}
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bool
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zathura_jumplist_has_next(zathura_t* zathura)
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{
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return girara_list_iterator_has_next(zathura->jumplist.cur);
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}
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zathura_jump_t*
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zathura_jumplist_current(zathura_t* zathura)
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{
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if (zathura->jumplist.cur != NULL) {
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return girara_list_iterator_data(zathura->jumplist.cur);
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} else {
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return NULL;
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}
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}
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void
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zathura_jumplist_forward(zathura_t* zathura)
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{
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if (girara_list_iterator_has_next(zathura->jumplist.cur)) {
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girara_list_iterator_next(zathura->jumplist.cur);
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}
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}
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void
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zathura_jumplist_backward(zathura_t* zathura)
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{
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if (girara_list_iterator_has_previous(zathura->jumplist.cur)) {
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girara_list_iterator_previous(zathura->jumplist.cur);
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}
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}
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static void
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zathura_jumplist_reset_current(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->jumplist.cur != NULL);
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while (true) {
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if (girara_list_iterator_has_next(zathura->jumplist.cur) == false) {
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return;
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}
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girara_list_iterator_next(zathura->jumplist.cur);
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}
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}
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static void
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zathura_jumplist_append_jump(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->jumplist.list != NULL);
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zathura_jump_t* jump = g_try_malloc0(sizeof(zathura_jump_t));
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if (jump == NULL) {
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return;
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}
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jump->page = 0;
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jump->x = 0.0;
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jump->y = 0.0;
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girara_list_append(zathura->jumplist.list, jump);
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if (zathura->jumplist.size == 0) {
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zathura->jumplist.cur = girara_list_iterator(zathura->jumplist.list);
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}
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++zathura->jumplist.size;
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zathura_jumplist_trim(zathura);
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}
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void
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zathura_jumplist_trim(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->jumplist.list != NULL && zathura->jumplist.size != 0);
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girara_list_iterator_t* cur = girara_list_iterator(zathura->jumplist.list);
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while (zathura->jumplist.size > zathura->jumplist.max_size) {
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if (girara_list_iterator_data(cur) == girara_list_iterator_data(zathura->jumplist.cur)) {
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girara_list_iterator_free(zathura->jumplist.cur);
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zathura->jumplist.cur = NULL;
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}
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girara_list_iterator_remove(cur);
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--zathura->jumplist.size;
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}
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if (zathura->jumplist.size == 0 || (zathura->jumplist.size != 0 && zathura->jumplist.cur != NULL)) {
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girara_list_iterator_free(cur);
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} else {
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zathura->jumplist.cur = cur;
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}
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}
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void
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zathura_jumplist_add(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->document != NULL && zathura->jumplist.list != NULL);
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unsigned int pagenum = zathura_document_get_current_page_number(zathura->document);
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double x = zathura_document_get_position_x(zathura->document);
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double y = zathura_document_get_position_y(zathura->document);
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if (zathura->jumplist.size != 0) {
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zathura_jumplist_reset_current(zathura);
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zathura_jump_t* cur = zathura_jumplist_current(zathura);
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if (cur != NULL) {
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if (cur->page == pagenum && cur->x == x && cur->y == y) {
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return;
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}
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}
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}
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zathura_jumplist_append_jump(zathura);
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zathura_jumplist_reset_current(zathura);
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zathura_jumplist_save(zathura);
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}
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bool
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zathura_jumplist_load(zathura_t* zathura, const char* file)
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{
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g_return_val_if_fail(zathura != NULL && file != NULL, false);
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if (zathura->database == NULL) {
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return false;
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}
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zathura->jumplist.list = zathura_db_load_jumplist(zathura->database, file);
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if (zathura->jumplist.list == NULL) {
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girara_error("Failed to load the jumplist from the database");
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return false;
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}
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zathura->jumplist.size = girara_list_size(zathura->jumplist.list);
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if (zathura->jumplist.size != 0) {
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zathura->jumplist.cur = girara_list_iterator(zathura->jumplist.list);
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zathura_jumplist_reset_current(zathura);
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zathura_jumplist_trim(zathura);
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girara_debug("Loaded the jumplist from the database");
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} else {
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girara_debug("No jumplist for this file in the database yet");
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}
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return true;
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}
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static void
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zathura_jumplist_save(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->document != NULL);
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zathura_jump_t* cur = zathura_jumplist_current(zathura);
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unsigned int pagenum = zathura_document_get_current_page_number(zathura->document);
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if (cur != NULL) {
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cur->page = pagenum;
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cur->x = zathura_document_get_position_x(zathura->document);
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cur->y = zathura_document_get_position_y(zathura->document);
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}
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}
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@ -55,9 +55,6 @@ typedef struct zathura_document_info_s {
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static gboolean document_info_open(gpointer data);
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static void zathura_jumplist_reset_current(zathura_t* zathura);
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static void zathura_jumplist_append_jump(zathura_t* zathura);
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static void zathura_jumplist_save(zathura_t* zathura);
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#ifdef G_OS_UNIX
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static gboolean zathura_signal_sigterm(gpointer data);
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@ -1437,178 +1434,6 @@ error_ret:
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return false;
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}
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bool
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zathura_jumplist_has_previous(zathura_t* zathura)
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{
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return girara_list_iterator_has_previous(zathura->jumplist.cur);
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}
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bool
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zathura_jumplist_has_next(zathura_t* zathura)
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{
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return girara_list_iterator_has_next(zathura->jumplist.cur);
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}
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zathura_jump_t*
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zathura_jumplist_current(zathura_t* zathura)
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{
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if (zathura->jumplist.cur != NULL) {
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return girara_list_iterator_data(zathura->jumplist.cur);
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} else {
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return NULL;
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}
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}
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void
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zathura_jumplist_forward(zathura_t* zathura)
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{
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if (girara_list_iterator_has_next(zathura->jumplist.cur)) {
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girara_list_iterator_next(zathura->jumplist.cur);
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}
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}
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void
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zathura_jumplist_backward(zathura_t* zathura)
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{
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if (girara_list_iterator_has_previous(zathura->jumplist.cur)) {
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girara_list_iterator_previous(zathura->jumplist.cur);
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}
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}
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static void
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zathura_jumplist_reset_current(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->jumplist.cur != NULL);
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while (true) {
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if (girara_list_iterator_has_next(zathura->jumplist.cur) == false) {
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return;
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}
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girara_list_iterator_next(zathura->jumplist.cur);
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}
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}
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static void
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zathura_jumplist_append_jump(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->jumplist.list != NULL);
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zathura_jump_t* jump = g_try_malloc0(sizeof(zathura_jump_t));
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if (jump == NULL) {
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return;
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}
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jump->page = 0;
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jump->x = 0.0;
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jump->y = 0.0;
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girara_list_append(zathura->jumplist.list, jump);
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if (zathura->jumplist.size == 0) {
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zathura->jumplist.cur = girara_list_iterator(zathura->jumplist.list);
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}
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++zathura->jumplist.size;
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zathura_jumplist_trim(zathura);
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}
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void
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zathura_jumplist_trim(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->jumplist.list != NULL && zathura->jumplist.size != 0);
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girara_list_iterator_t* cur = girara_list_iterator(zathura->jumplist.list);
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while (zathura->jumplist.size > zathura->jumplist.max_size) {
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if (girara_list_iterator_data(cur) == girara_list_iterator_data(zathura->jumplist.cur)) {
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girara_list_iterator_free(zathura->jumplist.cur);
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zathura->jumplist.cur = NULL;
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}
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girara_list_iterator_remove(cur);
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--zathura->jumplist.size;
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}
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if (zathura->jumplist.size == 0 || (zathura->jumplist.size != 0 && zathura->jumplist.cur != NULL)) {
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girara_list_iterator_free(cur);
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} else {
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zathura->jumplist.cur = cur;
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}
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}
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void
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zathura_jumplist_add(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->document != NULL && zathura->jumplist.list != NULL);
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unsigned int pagenum = zathura_document_get_current_page_number(zathura->document);
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double x = zathura_document_get_position_x(zathura->document);
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double y = zathura_document_get_position_y(zathura->document);
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if (zathura->jumplist.size != 0) {
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zathura_jumplist_reset_current(zathura);
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zathura_jump_t* cur = zathura_jumplist_current(zathura);
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if (cur != NULL) {
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if (cur->page == pagenum && cur->x == x && cur->y == y) {
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return;
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}
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}
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}
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zathura_jumplist_append_jump(zathura);
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zathura_jumplist_reset_current(zathura);
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zathura_jumplist_save(zathura);
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}
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bool
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zathura_jumplist_load(zathura_t* zathura, const char* file)
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{
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g_return_val_if_fail(zathura != NULL && file != NULL, false);
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if (zathura->database == NULL) {
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return false;
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}
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zathura->jumplist.list = zathura_db_load_jumplist(zathura->database, file);
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if (zathura->jumplist.list == NULL) {
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girara_error("Failed to load the jumplist from the database");
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return false;
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}
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zathura->jumplist.size = girara_list_size(zathura->jumplist.list);
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if (zathura->jumplist.size != 0) {
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zathura->jumplist.cur = girara_list_iterator(zathura->jumplist.list);
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zathura_jumplist_reset_current(zathura);
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zathura_jumplist_trim(zathura);
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girara_debug("Loaded the jumplist from the database");
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} else {
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girara_debug("No jumplist for this file in the database yet");
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}
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return true;
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}
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static void
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zathura_jumplist_save(zathura_t* zathura)
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{
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g_return_if_fail(zathura != NULL && zathura->document != NULL);
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zathura_jump_t* cur = zathura_jumplist_current(zathura);
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unsigned int pagenum = zathura_document_get_current_page_number(zathura->document);
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if (cur != NULL) {
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cur->page = pagenum;
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cur->x = zathura_document_get_position_x(zathura->document);
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cur->y = zathura_document_get_position_y(zathura->document);
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}
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}
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#ifdef G_OS_UNIX
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static gboolean
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zathura_signal_sigterm(gpointer data)
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