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Update zathura_page plugin functions

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This commit is contained in:
Moritz Lipp 2012-03-26 15:17:01 +02:00
parent efc108fbe2
commit 1133207a48
5 changed files with 51 additions and 36 deletions
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2
Makefile
View file

@ -6,7 +6,7 @@ include common.mk
PROJECT = zathura
OSOURCE = $(wildcard *.c)
HEADER = $(wildcard *.h)
HEADERINST = version.h zathura.h document.h macros.h
HEADERINST = version.h zathura.h document.h macros.h page.h
ifneq (${WITH_SQLITE},0)
INCS += $(SQLITE_INC)

2
document.c
View file

@ -372,7 +372,7 @@ zathura_document_open(zathura_t* zathura, const char* path, const char* password
}
for (unsigned int page_id = 0; page_id < document->number_of_pages; page_id++) {
zathura_page_t* page = zathura_page_get(document, page_id, NULL);
zathura_page_t* page = zathura_page_new(document, page_id, NULL);
if (page == NULL) {
goto error_free;
}

12
document.h
View file

@ -284,7 +284,12 @@ struct zathura_document_s
/**
* Gets the page object
*/
zathura_page_t* (*page_get)(zathura_document_t* document, unsigned int page_id, zathura_plugin_error_t* error);
zathura_plugin_error_t (*page_init)(zathura_page_t* page);
/**
* Free page
*/
zathura_plugin_error_t (*page_clear)(zathura_page_t* page);
/**
* Search text
@ -325,11 +330,6 @@ struct zathura_document_s
* Renders the page
*/
zathura_plugin_error_t (*page_render_cairo)(zathura_page_t* page, cairo_t* cairo, bool printing);
/**
* Free page
*/
zathura_plugin_error_t (*page_free)(zathura_page_t* page);
} functions;
/**

50
page.c
View file

@ -20,7 +20,7 @@ struct zathura_page_s {
};
zathura_page_t*
zathura_page_get(zathura_document_t* document, unsigned int page_id, zathura_plugin_error_t* error)
zathura_page_new(zathura_document_t* document, unsigned int id, zathura_plugin_error_t* error)
{
if (document == NULL || document->zathura == NULL || document->zathura->ui.session == NULL) {
if (error != NULL) {
@ -29,9 +29,23 @@ zathura_page_get(zathura_document_t* document, unsigned int page_id, zathura_plu
goto error_ret;
}
zathura_page_t* page = NULL;
/* init page */
zathura_page_t* page = g_malloc0(sizeof(zathura_page_t));
if (document->functions.page_get == NULL) {
page->id = id;
page->visible = false;
page->document = document;
page->widget = zathura_page_widget_new(page);
if (page->widget == NULL) {
if (error != NULL) {
*error = ZATHURA_PLUGIN_ERROR_UNKNOWN;
}
goto error_free;
}
/* init plugin */
if (document->functions.page_init == NULL) {
if (error != NULL) {
girara_notify(page->document->zathura->ui.session, GIRARA_WARNING, _("%s not implemented"), __FUNCTION__);
girara_error("%s not implemented", __FUNCTION__);
@ -40,27 +54,20 @@ zathura_page_get(zathura_document_t* document, unsigned int page_id, zathura_plu
goto error_ret;
}
page = document->functions.page_get(document, page_id, error);
if (page != NULL) {
page->id = page_id;
page->visible = false;
page->document = document;
page->widget = zathura_page_widget_new(page);
if (page->widget == NULL) {
zathura_plugin_error_t ret = document->functions.page_init(page);
if (ret != ZATHURA_PLUGIN_ERROR_OK) {
if (error != NULL) {
*error = ZATHURA_PLUGIN_ERROR_UNKNOWN;
*error = ret;
}
goto error_free;
}
/* set widget size */
unsigned int page_height = 0;
unsigned int page_width = 0;
page_calc_height_width(page, &page_height, &page_width, true);
gtk_widget_set_size_request(page->widget, page_width, page_height);
}
return page;
@ -78,17 +85,26 @@ error_ret:
zathura_plugin_error_t
zathura_page_free(zathura_page_t* page)
{
if (page == NULL || page->document == NULL || page->document->zathura == NULL || page->document->zathura->ui.session == NULL) {
if (page == NULL) {
return ZATHURA_PLUGIN_ERROR_INVALID_ARGUMENTS;
}
if (page->document->functions.page_free == NULL) {
if (page->document == NULL || page->document->zathura == NULL || page->document->zathura->ui.session == NULL) {
g_free(page);
return ZATHURA_PLUGIN_ERROR_INVALID_ARGUMENTS;
}
if (page->document->functions.page_clear == NULL) {
girara_notify(page->document->zathura->ui.session, GIRARA_WARNING, _("%s not implemented"), __FUNCTION__);
girara_error("%s not implemented", __FUNCTION__);
return ZATHURA_PLUGIN_ERROR_NOT_IMPLEMENTED;
}
return page->document->functions.page_free(page);
zathura_plugin_error_t error = page->document->functions.page_clear(page);
g_free(page);
return error;
}
zathura_document_t*

5
page.h
View file

@ -12,11 +12,10 @@
*
* @param document The document
* @param id Page number
* @param error Set to an error value (see \ref zathura_plugin_error_t) if an
* error occured
* @param error Optional error
* @return Page object or NULL if an error occured
*/
zathura_page_t* zathura_page_get(zathura_document_t* document, unsigned int page_id, zathura_plugin_error_t* error);
zathura_page_t* zathura_page_new(zathura_document_t* document, unsigned int id, zathura_plugin_error_t* error);
/**
* Frees the page object