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-rw-r--r--content/content.c84
-rw-r--r--content/content.h22
2 files changed, 85 insertions, 21 deletions
diff --git a/content/content.c b/content/content.c
index b6fe2baf1..da6adeb83 100644
--- a/content/content.c
+++ b/content/content.c
@@ -20,6 +20,7 @@
#include "netsurf/utils/config.h"
#include "netsurf/content/content.h"
#include "netsurf/content/fetch.h"
+#include "netsurf/content/fetchcache.h"
#include "netsurf/css/css.h"
#include "netsurf/desktop/options.h"
#include "netsurf/render/html.h"
@@ -163,49 +164,52 @@ struct handler_entry {
void (*reshape_instance)(struct content *c, struct browser_window *bw,
struct content *page, struct box *box,
struct object_params *params, void **state);
+ /** There must be one content per user for this type. */
+ bool no_share;
};
/** A table of handler functions, indexed by ::content_type.
* Must be ordered as enum ::content_type. */
static const struct handler_entry handler_map[] = {
{html_create, html_process_data, html_convert,
html_reformat, html_destroy, html_stop, html_redraw,
- html_add_instance, html_remove_instance, html_reshape_instance},
+ html_add_instance, html_remove_instance, html_reshape_instance,
+ true},
{textplain_create, html_process_data, textplain_convert,
- 0, 0, 0, 0, 0, 0, 0},
- {0, 0, css_convert, 0, css_destroy, 0, 0, 0, 0, 0},
+ 0, 0, 0, 0, 0, 0, 0, true},
+ {0, 0, css_convert, 0, css_destroy, 0, 0, 0, 0, 0, false},
#ifdef WITH_JPEG
{nsjpeg_create, 0, nsjpeg_convert,
- 0, nsjpeg_destroy, 0, nsjpeg_redraw, 0, 0, 0},
+ 0, nsjpeg_destroy, 0, nsjpeg_redraw, 0, 0, 0, false},
#endif
#ifdef WITH_GIF
{nsgif_create, 0, nsgif_convert,
- 0, nsgif_destroy, 0, nsgif_redraw, 0, 0, 0},
+ 0, nsgif_destroy, 0, nsgif_redraw, 0, 0, 0, false},
#endif
#ifdef WITH_PNG
{nsmng_create, nsmng_process_data, nsmng_convert,
- 0, nsmng_destroy, 0, nsmng_redraw, 0, 0, 0},
+ 0, nsmng_destroy, 0, nsmng_redraw, 0, 0, 0, false},
#endif
#ifdef WITH_MNG
{nsmng_create, nsmng_process_data, nsmng_convert,
- 0, nsmng_destroy, 0, nsmng_redraw, 0, 0, 0},
+ 0, nsmng_destroy, 0, nsmng_redraw, 0, 0, 0, false},
{nsmng_create, nsmng_process_data, nsmng_convert,
- 0, nsmng_destroy, 0, nsmng_redraw, 0, 0, 0},
+ 0, nsmng_destroy, 0, nsmng_redraw, 0, 0, 0, false},
#endif
#ifdef WITH_SPRITE
{sprite_create, sprite_process_data, sprite_convert,
- 0, sprite_destroy, 0, sprite_redraw, 0, 0, 0},
+ 0, sprite_destroy, 0, sprite_redraw, 0, 0, 0, false},
#endif
#ifdef WITH_DRAW
{0, 0, draw_convert,
- 0, draw_destroy, 0, draw_redraw, 0, 0, 0},
+ 0, draw_destroy, 0, draw_redraw, 0, 0, 0, false},
#endif
#ifdef WITH_PLUGIN
{plugin_create, 0, plugin_convert,
0, plugin_destroy, 0, plugin_redraw,
plugin_add_instance, plugin_remove_instance,
- plugin_reshape_instance},
+ plugin_reshape_instance, true},
#endif
- {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+ {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, false}
};
#define HANDLER_MAP_COUNT (sizeof(handler_map) / sizeof(handler_map[0]))
@@ -286,6 +290,9 @@ struct content * content_create(const char *url)
c->total_size = 0;
c->no_error_pages = false;
c->error_count = 0;
+ c->owning_bw = 0;
+ c->owning_box = 0;
+ c->params = 0;
c->prev = 0;
c->next = content_list;
@@ -304,7 +311,7 @@ struct content * content_create(const char *url)
* \return content if found, or 0
*
* Searches the list of contents for one corresponding to the given url, and
- * which is fresh.
+ * which is fresh and shareable.
*/
struct content * content_get(const char *url)
@@ -312,9 +319,20 @@ struct content * content_get(const char *url)
struct content *c;
for (c = content_list; c; c = c->next) {
- if (c->fresh && c->status != CONTENT_STATUS_ERROR &&
- strcmp(c->url, url) == 0)
- return c;
+ if (!c->fresh)
+ /* not fresh */
+ continue;
+ if (c->status == CONTENT_STATUS_ERROR)
+ /* error state */
+ continue;
+ if (c->type != CONTENT_UNKNOWN &&
+ handler_map[c->type].no_share &&
+ c->user_list->next)
+ /* not shareable, and has a user already */
+ continue;
+ if (strcmp(c->url, url))
+ continue;
+ return c;
}
return 0;
@@ -341,6 +359,10 @@ bool content_set_type(struct content *c, content_type type,
const char *mime_type, const char *params[])
{
union content_msg_data msg_data;
+ struct content *clone;
+ void (*callback)(content_msg msg, struct content *c, void *p1,
+ void *p2, union content_msg_data data);
+ void *p1, *p2;
assert(c != 0);
assert(c->status == CONTENT_STATUS_TYPE_UNKNOWN);
@@ -360,6 +382,36 @@ bool content_set_type(struct content *c, content_type type,
c->type = type;
c->status = CONTENT_STATUS_LOADING;
+ if (handler_map[type].no_share && c->user_list->next &&
+ c->user_list->next->next) {
+ /* type not shareable, and more than one user: split into
+ * a content per user */
+ while (c->user_list->next->next) {
+ clone = content_create(c->url);
+ if (!clone) {
+ c->type = CONTENT_UNKNOWN;
+ c->status = CONTENT_STATUS_ERROR;
+ msg_data.error = messages_get("NoMemory");
+ content_broadcast(c, CONTENT_MSG_ERROR,
+ msg_data);
+ warn_user("NoMemory", 0);
+ return false;
+ }
+
+ clone->width = c->width;
+ clone->height = c->height;
+ clone->fresh = c->fresh;
+
+ callback = c->user_list->next->next->callback;
+ p1 = c->user_list->next->next->p1;
+ p2 = c->user_list->next->next->p2;
+ content_add_user(clone, callback, p1, p2);
+ content_remove_user(c, callback, p1, p2);
+ content_broadcast(clone, CONTENT_MSG_NEWPTR, msg_data);
+ fetchcache_go(clone, 0, callback, p1, p2, 0, 0, false);
+ }
+ }
+
if (handler_map[type].create) {
if (!handler_map[type].create(c, params)) {
c->type = CONTENT_UNKNOWN;
diff --git a/content/content.h b/content/content.h
index 949b00767..c3116c5c5 100644
--- a/content/content.h
+++ b/content/content.h
@@ -35,6 +35,7 @@
* content_create -> TYPE_UNKNOWN [style=bold];
* TYPE_UNKNOWN -> content_set_type [style=bold];
* content_set_type -> LOADING [label=MSG_LOADING, style=bold];
+ * content_set_type -> LOADING [label="MSG_NEWPTR\nMSG_LOADING",style=bold];
* content_set_type -> ERROR [label=MSG_ERROR];
* LOADING -> content_process_data [style=bold];
* content_process_data -> LOADING [style=bold];
@@ -95,8 +96,6 @@
#include "netsurf/utils/config.h"
#include "netsurf/content/content_type.h"
#include "netsurf/css/css.h"
-#include "netsurf/render/box.h"
-#include "netsurf/render/font.h"
#include "netsurf/render/html.h"
#ifdef WITH_JPEG
#include "netsurf/riscos/jpeg.h"
@@ -121,7 +120,11 @@
#endif
+struct box;
+struct browser_window;
+struct content;
struct fetch;
+struct object_params;
/** Used in callbacks to indicate what has occurred. */
@@ -134,6 +137,7 @@ typedef enum {
CONTENT_MSG_REDIRECT, /**< replacement URL */
CONTENT_MSG_REFORMAT, /**< content_reformat done */
CONTENT_MSG_REDRAW, /**< needs redraw (eg. new animation frame) */
+ CONTENT_MSG_NEWPTR, /**< address of structure has changed */
#ifdef WITH_AUTH
CONTENT_MSG_AUTH /**< authentication required */
#endif
@@ -244,6 +248,17 @@ struct content {
} error_list[40];
unsigned int error_count; /**< Number of valid error entries. */
+ /** Browser window that this content is in, valid only if
+ * handler_map[type].no_share and 1 user, 0 if not visible. */
+ struct browser_window *owning_bw;
+ /** Box window that this content is in, valid only if
+ * handler_map[type].no_share and 1 user, 0 if not in an HTML tree. */
+ struct box *owning_box;
+ /** Parameters of <object> or <embed>, valid only if
+ * handler_map[type].no_share and 1 user, 0 if not in an <object> or
+ * <embed>. */
+ struct object_params *params;
+
struct content *prev; /**< Previous in global content list. */
struct content *next; /**< Next in global content list. */
};
@@ -253,9 +268,6 @@ extern const char *content_type_name[];
extern const char *content_status_name[];
-struct browser_window;
-
-
content_type content_lookup(const char *mime_type);
struct content * content_create(const char *url);
struct content * content_get(const char *url);