mirror of
https://git.pwmt.org/pwmt/zathura.git
synced 2024-11-10 18:13:46 +01:00
Introduced zathura_plugin_error_t
This commit is contained in:
Moritz Lipp
parent
6a3fb02736
commit
626fd50e32
@ -154,7 +154,7 @@ cmd_info(girara_session_t* session, girara_list_t* UNUSED(argument_list))
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}
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for (unsigned int i = 0; i < LENGTH(meta_fields); i++) {
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char* tmp = zathura_document_meta_get(zathura->document, meta_fields[i].field);
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char* tmp = zathura_document_meta_get(zathura->document, meta_fields[i].field, NULL);
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if (tmp != NULL) {
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char* text = g_strdup_printf("<b>%s:</b> %s\n", meta_fields[i].name, tmp);
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if (text == NULL) {
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@ -294,7 +294,7 @@ cmd_search(girara_session_t* session, const char* input, girara_argument_t* argu
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g_object_set(page->drawing_area, "draw-links", FALSE, NULL);
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girara_list_t* result = zathura_page_search_text(page, input);
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girara_list_t* result = zathura_page_search_text(page, input, NULL);
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if (result == NULL || girara_list_size(result) == 0) {
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girara_list_free(result);
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g_object_set(page->drawing_area, "search-results", NULL, NULL);
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@ -237,8 +237,8 @@ cc_export(girara_session_t* session, const char* input)
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}
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const size_t input_length = strlen(input);
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girara_list_t* attachments = zathura_document_attachments_get(zathura->document);
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if (!attachments) {
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girara_list_t* attachments = zathura_document_attachments_get(zathura->document, NULL);
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if (attachments == NULL) {
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goto error_free;
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}
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68
document.c
68
document.c
@ -285,7 +285,7 @@ zathura_document_open(zathura_t* zathura, const char* path, const char* password
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}
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for (unsigned int page_id = 0; page_id < document->number_of_pages; page_id++) {
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zathura_page_t* page = zathura_page_get(document, page_id);
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zathura_page_t* page = zathura_page_get(document, page_id, NULL);
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if (page == NULL) {
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goto error_free;
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}
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@ -335,7 +335,7 @@ error_free:
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return NULL;
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}
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bool
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zathura_plugin_error_t
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zathura_document_free(zathura_document_t* document)
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{
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if (document == NULL) {
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@ -367,7 +367,7 @@ zathura_document_free(zathura_document_t* document)
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return r;
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}
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bool
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zathura_plugin_error_t
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zathura_document_save_as(zathura_document_t* document, const char* path)
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{
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if (document == NULL || path == NULL) {
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@ -383,7 +383,7 @@ zathura_document_save_as(zathura_document_t* document, const char* path)
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}
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girara_tree_node_t*
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zathura_document_index_generate(zathura_document_t* document)
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zathura_document_index_generate(zathura_document_t* document, zathura_plugin_error_t* error)
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{
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if (document == NULL) {
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return NULL;
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@ -394,11 +394,11 @@ zathura_document_index_generate(zathura_document_t* document)
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return NULL;
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}
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return document->functions.document_index_generate(document);
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return document->functions.document_index_generate(document, error);
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}
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girara_list_t*
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zathura_document_attachments_get(zathura_document_t* document)
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zathura_document_attachments_get(zathura_document_t* document, zathura_plugin_error_t* error)
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{
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if (document == NULL) {
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return NULL;
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@ -409,40 +409,45 @@ zathura_document_attachments_get(zathura_document_t* document)
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return NULL;
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}
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return document->functions.document_attachments_get(document);
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return document->functions.document_attachments_get(document, error);
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}
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bool zathura_document_attachment_save(zathura_document_t* document, const char* attachment, const char* file)
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zathura_plugin_error_t
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zathura_document_attachment_save(zathura_document_t* document, const char* attachment, const char* file)
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{
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if (document == NULL) {
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return NULL;
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return ZATHURA_PLUGIN_ERROR_INVALID_ARGUMENTS;
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}
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if (document->functions.document_attachment_save == NULL) {
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girara_error("%s not implemented", __FUNCTION__);
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return NULL;
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return ZATHURA_PLUGIN_ERROR_NOT_IMPLEMENTED;
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}
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return document->functions.document_attachment_save(document, attachment, file);
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}
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char*
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zathura_document_meta_get(zathura_document_t* document, zathura_document_meta_t meta)
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zathura_document_meta_get(zathura_document_t* document, zathura_document_meta_t meta, zathura_plugin_error_t* error)
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{
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if (document == NULL) {
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if (error != NULL) {
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*error = ZATHURA_PLUGIN_ERROR_NOT_IMPLEMENTED;
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}
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return NULL;
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}
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if (document->functions.document_meta_get == NULL) {
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girara_error("%s not implemented", __FUNCTION__);
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if (error != NULL) {
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*error = ZATHURA_PLUGIN_ERROR_NOT_IMPLEMENTED;
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}
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return NULL;
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}
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return document->functions.document_meta_get(document, meta);
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return document->functions.document_meta_get(document, meta, error);
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}
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zathura_page_t*
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zathura_page_get(zathura_document_t* document, unsigned int page_id)
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zathura_page_get(zathura_document_t* document, unsigned int page_id, zathura_plugin_error_t* error)
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{
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if (document == NULL) {
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return NULL;
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@ -453,7 +458,7 @@ zathura_page_get(zathura_document_t* document, unsigned int page_id)
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return NULL;
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}
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zathura_page_t* page = document->functions.page_get(document, page_id);
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zathura_page_t* page = document->functions.page_get(document, page_id, error);
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if (page != NULL) {
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page->number = page_id;
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@ -467,7 +472,7 @@ zathura_page_get(zathura_document_t* document, unsigned int page_id)
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return page;
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}
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bool
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zathura_plugin_error_t
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zathura_page_free(zathura_page_t* page)
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{
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if (page == NULL || page->document == NULL) {
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@ -483,7 +488,7 @@ zathura_page_free(zathura_page_t* page)
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}
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girara_list_t*
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zathura_page_search_text(zathura_page_t* page, const char* text)
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zathura_page_search_text(zathura_page_t* page, const char* text, zathura_plugin_error_t* error)
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{
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if (page == NULL || page->document == NULL || text == NULL) {
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return NULL;
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@ -494,11 +499,11 @@ zathura_page_search_text(zathura_page_t* page, const char* text)
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return NULL;
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}
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return page->document->functions.page_search_text(page, text);
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return page->document->functions.page_search_text(page, text, error);
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}
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girara_list_t*
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zathura_page_links_get(zathura_page_t* page)
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zathura_page_links_get(zathura_page_t* page, zathura_plugin_error_t* error)
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{
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if (page == NULL || page->document == NULL) {
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return NULL;
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@ -509,17 +514,17 @@ zathura_page_links_get(zathura_page_t* page)
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return NULL;
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}
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return page->document->functions.page_links_get(page);
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return page->document->functions.page_links_get(page, error);
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}
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bool
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zathura_plugin_error_t
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zathura_page_links_free(girara_list_t* UNUSED(list))
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{
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return false;
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}
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girara_list_t*
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zathura_page_form_fields_get(zathura_page_t* page)
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zathura_page_form_fields_get(zathura_page_t* page, zathura_plugin_error_t* error)
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{
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if (page == NULL || page->document == NULL) {
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return NULL;
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@ -530,17 +535,17 @@ zathura_page_form_fields_get(zathura_page_t* page)
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return NULL;
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}
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return page->document->functions.page_form_fields_get(page);
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return page->document->functions.page_form_fields_get(page, error);
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}
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bool
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zathura_plugin_error_t
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zathura_page_form_fields_free(girara_list_t* UNUSED(list))
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{
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return false;
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}
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girara_list_t*
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zathura_page_images_get(zathura_page_t* page)
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zathura_page_images_get(zathura_page_t* page, zathura_plugin_error_t* error)
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{
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if (page == NULL || page->document == NULL) {
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return NULL;
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@ -551,11 +556,10 @@ zathura_page_images_get(zathura_page_t* page)
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return false;
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}
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return page->document->functions.page_images_get(page);
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return page->document->functions.page_images_get(page, error);
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}
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bool
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zathura_plugin_error_t
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zathura_page_image_save(zathura_page_t* page, zathura_image_t* image, const char* file)
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{
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if (page == NULL || page->document == NULL || image == NULL || file == NULL) {
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@ -570,16 +574,16 @@ zathura_page_image_save(zathura_page_t* page, zathura_image_t* image, const char
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return page->document->functions.page_image_save(page, image, file);
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}
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bool
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zathura_plugin_error_t
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zathura_page_render(zathura_page_t* page, cairo_t* cairo, bool printing)
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{
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if (page == NULL || page->document == NULL || cairo == NULL) {
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return NULL;
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return ZATHURA_PLUGIN_ERROR_INVALID_ARGUMENTS;
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}
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if (page->document->functions.page_render_cairo == NULL) {
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girara_error("%s not implemented", __FUNCTION__);
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return NULL;
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return ZATHURA_PLUGIN_ERROR_NOT_IMPLEMENTED;
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}
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return page->document->functions.page_render_cairo(page, cairo, printing);
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98
document.h
98
document.h
@ -12,7 +12,26 @@
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#define PLUGIN_REGISTER_FUNCTION "plugin_register"
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typedef bool (*zathura_document_open_t)(zathura_document_t* document);
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/**
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* Error types for plugins
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*/
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typedef enum zathura_plugin_error_e
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{
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ZATHURA_PLUGIN_ERROR_OK, /**< No error occured */
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ZATHURA_PLUGIN_ERROR_UNKNOWN, /**< An unknown error occured */
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ZATHURA_PLUGIN_ERROR_OUT_OF_MEMORY, /**< Out of memory */
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ZATHURA_PLUGIN_ERROR_NOT_IMPLEMENTED, /**< The called function has not been implemented */
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ZATHURA_PLUGIN_ERROR_INVALID_ARGUMENTS, /**< Invalid arguments have been passed */
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ZATHURA_PLUGIN_ERROR_INVALID_PASSWORD /**< The provided password is invalid */
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} zathura_plugin_error_t;
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/**
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* Document open function
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*
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* @param document The document
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* @return true if no error occured otherwise false
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*/
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typedef zathura_plugin_error_t (*zathura_document_open_t)(zathura_document_t* document);
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/**
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* Document plugin structure
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@ -190,77 +209,77 @@ struct zathura_document_s
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/**
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* Frees the document
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*/
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bool (*document_free)(zathura_document_t* document);
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zathura_plugin_error_t (*document_free)(zathura_document_t* document);
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/**
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* Generates the document index
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*/
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girara_tree_node_t* (*document_index_generate)(zathura_document_t* document);
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girara_tree_node_t* (*document_index_generate)(zathura_document_t* document, zathura_plugin_error_t* error);
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/**
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* Save the document
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*/
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bool (*document_save_as)(zathura_document_t* document, const char* path);
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zathura_plugin_error_t (*document_save_as)(zathura_document_t* document, const char* path);
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/**
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* Get list of attachments
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*/
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girara_list_t* (*document_attachments_get)(zathura_document_t* document);
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girara_list_t* (*document_attachments_get)(zathura_document_t* document, zathura_plugin_error_t* error);
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/**
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* Save attachment to a file
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*/
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bool (*document_attachment_save)(zathura_document_t* document, const char* attachment, const char* file);
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zathura_plugin_error_t (*document_attachment_save)(zathura_document_t* document, const char* attachment, const char* file);
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/**
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* Get document information
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*/
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char* (*document_meta_get)(zathura_document_t* document, zathura_document_meta_t info);
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char* (*document_meta_get)(zathura_document_t* document, zathura_document_meta_t info, zathura_plugin_error_t* error);
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/**
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* Gets the page object
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*/
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zathura_page_t* (*page_get)(zathura_document_t* document, unsigned int page_id);
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zathura_page_t* (*page_get)(zathura_document_t* document, unsigned int page_id, zathura_plugin_error_t* error);
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/**
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* Search text
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*/
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girara_list_t* (*page_search_text)(zathura_page_t* page, const char* text);
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girara_list_t* (*page_search_text)(zathura_page_t* page, const char* text, zathura_plugin_error_t* error);
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/**
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* Get links on a page
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*/
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girara_list_t* (*page_links_get)(zathura_page_t* page);
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girara_list_t* (*page_links_get)(zathura_page_t* page, zathura_plugin_error_t* error);
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/**
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* Get form fields
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*/
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girara_list_t* (*page_form_fields_get)(zathura_page_t* page);
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girara_list_t* (*page_form_fields_get)(zathura_page_t* page, zathura_plugin_error_t* error);
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/**
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* Get list of images
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*/
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girara_list_t* (*page_images_get)(zathura_page_t* page);
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girara_list_t* (*page_images_get)(zathura_page_t* page, zathura_plugin_error_t* error);
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/**
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* Save image to a file
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*/
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bool (*page_image_save)(zathura_page_t* page, zathura_image_t* image, const char* file);
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zathura_plugin_error_t (*page_image_save)(zathura_page_t* page, zathura_image_t* image, const char* file);
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/**
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* Renders the page
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*/
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zathura_image_buffer_t* (*page_render)(zathura_page_t* page);
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zathura_image_buffer_t* (*page_render)(zathura_page_t* page, zathura_plugin_error_t* error);
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/**
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* Renders the page
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*/
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bool (*page_render_cairo)(zathura_page_t* page, cairo_t* cairo, bool printing);
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zathura_plugin_error_t (*page_render_cairo)(zathura_page_t* page, cairo_t* cairo, bool printing);
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/**
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* Free page
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*/
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bool (*page_free)(zathura_page_t* page);
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zathura_plugin_error_t (*page_free)(zathura_page_t* page);
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} functions;
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/**
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@ -298,24 +317,25 @@ void zathura_document_plugin_free(zathura_document_plugin_t* plugin);
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* @param password Password of the document or NULL
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* @return The document object
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*/
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zathura_document_t* zathura_document_open(zathura_t* zathura, const char* path, const char* password);
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zathura_document_t* zathura_document_open(zathura_t* zathura, const char* path,
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const char* password);
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/**
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* Free the document
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*
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* @param document
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* @return true if no error occured, otherwise false
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* @return See \ref zathura_plugin_error_t
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*/
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bool zathura_document_free(zathura_document_t* document);
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zathura_plugin_error_t zathura_document_free(zathura_document_t* document);
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/**
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* Save the document
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*
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* @param document The document object
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* @param path Path for the saved file
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* @return true if no error occured, otherwise false
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* @return See \ref zathura_plugin_error_t
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*/
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bool zathura_document_save_as(zathura_document_t* document, const char* path);
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zathura_plugin_error_t zathura_document_save_as(zathura_document_t* document, const char* path);
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/**
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* Generate the document index
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@ -324,7 +344,7 @@ bool zathura_document_save_as(zathura_document_t* document, const char* path);
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* @return Generated index
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*/
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girara_tree_node_t* zathura_document_index_generate(zathura_document_t* document);
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girara_tree_node_t* zathura_document_index_generate(zathura_document_t* document, zathura_plugin_error_t* error);
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/**
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* Get list of attachments
|
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@ -332,7 +352,7 @@ girara_tree_node_t* zathura_document_index_generate(zathura_document_t* document
|
||||
* @param document The document object
|
||||
* @return List of attachments
|
||||
*/
|
||||
girara_list_t* zathura_document_attachments_get(zathura_document_t* document);
|
||||
girara_list_t* zathura_document_attachments_get(zathura_document_t* document, zathura_plugin_error_t* error);
|
||||
|
||||
/**
|
||||
* Save document attachment
|
||||
@ -342,7 +362,7 @@ girara_list_t* zathura_document_attachments_get(zathura_document_t* document);
|
||||
* @param file the target filename
|
||||
* @return true on success, false otherwise
|
||||
*/
|
||||
bool zathura_document_attachment_save(zathura_document_t* document, const char* attachment, const char* file);
|
||||
zathura_plugin_error_t zathura_document_attachment_save(zathura_document_t* document, const char* attachment, const char* file);
|
||||
|
||||
/**
|
||||
* Returns a string of the requested information
|
||||
@ -351,7 +371,7 @@ bool zathura_document_attachment_save(zathura_document_t* document, const char*
|
||||
* @param meta The information field
|
||||
* @return String or NULL if information could not be retreived
|
||||
*/
|
||||
char* zathura_document_meta_get(zathura_document_t* document, zathura_document_meta_t meta);
|
||||
char* zathura_document_meta_get(zathura_document_t* document, zathura_document_meta_t meta, zathura_plugin_error_t* error);
|
||||
|
||||
/**
|
||||
* Get the page object
|
||||
@ -360,7 +380,7 @@ char* zathura_document_meta_get(zathura_document_t* document, zathura_document_m
|
||||
* @param page_id Page number
|
||||
* @return Page object or NULL if an error occured
|
||||
*/
|
||||
zathura_page_t* zathura_page_get(zathura_document_t* document, unsigned int page_id);
|
||||
zathura_page_t* zathura_page_get(zathura_document_t* document, unsigned int page_id, zathura_plugin_error_t* error);
|
||||
|
||||
/**
|
||||
* Frees the page object
|
||||
@ -368,7 +388,7 @@ zathura_page_t* zathura_page_get(zathura_document_t* document, unsigned int page
|
||||
* @param page The page object
|
||||
* @return true if no error occured, otherwise false
|
||||
*/
|
||||
bool zathura_page_free(zathura_page_t* page);
|
||||
zathura_plugin_error_t zathura_page_free(zathura_page_t* page);
|
||||
|
||||
/**
|
||||
* Search page
|
||||
@ -377,7 +397,7 @@ bool zathura_page_free(zathura_page_t* page);
|
||||
* @param text Search item
|
||||
* @return List of results
|
||||
*/
|
||||
girara_list_t* zathura_page_search_text(zathura_page_t* page, const char* text);
|
||||
girara_list_t* zathura_page_search_text(zathura_page_t* page, const char* text, zathura_plugin_error_t* error);
|
||||
|
||||
/**
|
||||
* Get page links
|
||||
@ -385,7 +405,7 @@ girara_list_t* zathura_page_search_text(zathura_page_t* page, const char* text);
|
||||
* @param page The page object
|
||||
* @return List of links
|
||||
*/
|
||||
girara_list_t* zathura_page_links_get(zathura_page_t* page);
|
||||
girara_list_t* zathura_page_links_get(zathura_page_t* page, zathura_plugin_error_t* error);
|
||||
|
||||
/**
|
||||
* Free page links
|
||||
@ -393,7 +413,7 @@ girara_list_t* zathura_page_links_get(zathura_page_t* page);
|
||||
* @param list List of links
|
||||
* @return true if no error occured, otherwise false
|
||||
*/
|
||||
bool zathura_page_links_free(girara_list_t* list);
|
||||
zathura_plugin_error_t zathura_page_links_free(girara_list_t* list);
|
||||
|
||||
/**
|
||||
* Get list of form fields
|
||||
@ -401,23 +421,25 @@ bool zathura_page_links_free(girara_list_t* list);
|
||||
* @param page The page object
|
||||
* @return List of form fields
|
||||
*/
|
||||
girara_list_t* zathura_page_form_fields_get(zathura_page_t* page);
|
||||
girara_list_t* zathura_page_form_fields_get(zathura_page_t* page, zathura_plugin_error_t* error);
|
||||
|
||||
/**
|
||||
* Free list of form fields
|
||||
*
|
||||
* @param list List of form fields
|
||||
* @param error See \ref zathura_plugin_error_t
|
||||
* @return true if no error occured, otherwise false
|
||||
*/
|
||||
bool zathura_page_form_fields_free(girara_list_t* list);
|
||||
zathura_plugin_error_t zathura_page_form_fields_free(girara_list_t* list);
|
||||
|
||||
/**
|
||||
* Get list of images
|
||||
*
|
||||
* @param page Page
|
||||
* @return List of images
|
||||
* @param error See \ref zathura_plugin_error_t
|
||||
* @return List of images or NULL if an error occured
|
||||
*/
|
||||
girara_list_t* zathura_page_images_get(zathura_page_t* page);
|
||||
girara_list_t* zathura_page_images_get(zathura_page_t* page, zathura_plugin_error_t* error);
|
||||
|
||||
/**
|
||||
* Save image
|
||||
@ -425,9 +447,9 @@ girara_list_t* zathura_page_images_get(zathura_page_t* page);
|
||||
* @param page Page
|
||||
* @param image The image
|
||||
* @param file Path to the file
|
||||
* @return true if no error occured
|
||||
* @return See \ref zathura_plugin_error_t
|
||||
*/
|
||||
bool zathura_page_image_save(zathura_page_t* page, zathura_image_t* image, const char* file);
|
||||
zathura_plugin_error_t zathura_page_image_save(zathura_page_t* page, zathura_image_t* image, const char* file);
|
||||
|
||||
/**
|
||||
* Render page
|
||||
@ -435,9 +457,9 @@ bool zathura_page_image_save(zathura_page_t* page, zathura_image_t* image, const
|
||||
* @param page The page object
|
||||
* @param cairo Cairo object
|
||||
* @param printing render for printing
|
||||
* @return True if no error occured, otherwise false
|
||||
* @return See \ref zathura_plugin_error_t
|
||||
*/
|
||||
bool zathura_page_render(zathura_page_t* page, cairo_t* cairo, bool printing);
|
||||
zathura_plugin_error_t zathura_page_render(zathura_page_t* page, cairo_t* cairo, bool printing);
|
||||
|
||||
/**
|
||||
* Create new index element
|
||||
|
||||
@ -146,7 +146,7 @@ zathura_page_widget_set_property(GObject* object, guint prop_id, const GValue* v
|
||||
priv->draw_links = g_value_get_boolean(value);
|
||||
/* get links */
|
||||
if (priv->draw_links == true && priv->links_got == false) {
|
||||
priv->links = zathura_page_links_get(priv->page);
|
||||
priv->links = zathura_page_links_get(priv->page, NULL);
|
||||
priv->links_got = true;
|
||||
priv->number_of_links = (priv->links == NULL) ? 0 : girara_list_size(priv->links);
|
||||
}
|
||||
@ -430,7 +430,7 @@ cb_zathura_page_widget_button_press_event(GtkWidget* widget, GdkEventButton* but
|
||||
|
||||
/* get links */
|
||||
if (priv->links_got == false) {
|
||||
priv->links = zathura_page_links_get(priv->page);
|
||||
priv->links = zathura_page_links_get(priv->page, NULL);
|
||||
priv->links_got = true;
|
||||
priv->number_of_links = (priv->links == NULL) ? 0 : girara_list_size(priv->links);
|
||||
}
|
||||
|
||||
@ -555,7 +555,7 @@ sc_toggle_index(girara_session_t* session, girara_argument_t* UNUSED(argument),
|
||||
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
|
||||
|
||||
/* create index */
|
||||
document_index = zathura_document_index_generate(zathura->document);
|
||||
document_index = zathura_document_index_generate(zathura->document, NULL);
|
||||
if (document_index == NULL) {
|
||||
// TODO: Error message
|
||||
goto error_free;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user