sugarlabs/sugar-toolkit-gtk3
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Image name property, fetch content-disposition from the cache.

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This commit is contained in:
Marco Pesenti Gritti 2007-03-17 03:52:26 +01:00
parent 72c511ba61
commit 0280539a5e
4 changed files with 107 additions and 22 deletions
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12
lib/python/_sugar.override
View File

@ -186,8 +186,8 @@ _wrap_sugar_browser_event_tp_getattr(PyObject *self, char *attr)
SugarBrowserEvent *event = pyg_boxed_get(self, SugarBrowserEvent);
if (!strcmp(attr, "__members__"))
return Py_BuildValue("[ss]", "image_uri", "button");
if (!strcmp(attr, "image_uri")) {
return Py_BuildValue("[sss]", "image_uri", "button", "image_name");
else if (!strcmp(attr, "image_uri")) {
if (event->image_uri) {
return PyString_FromString(event->image_uri);
} else {
@ -195,6 +195,14 @@ _wrap_sugar_browser_event_tp_getattr(PyObject *self, char *attr)
return Py_None;
}
}
else if (!strcmp(attr, "image_name")) {
if (event->image_name) {
return PyString_FromString(event->image_name);
} else {
Py_INCREF(Py_None);
return Py_None;
}
}
else if (!strcmp(attr, "button"))
return PyInt_FromLong(event->button);

1
lib/src/Makefile.am
View File

@ -6,6 +6,7 @@ libsugarprivate_la_CPPFLAGS = \
-I$(MOZILLA_INCLUDE_DIR)/dom \
-I$(MOZILLA_INCLUDE_DIR)/exthandler \
-I$(MOZILLA_INCLUDE_DIR)/gtkembedmoz \
-I$(MOZILLA_INCLUDE_DIR)/imglib2 \
-I$(MOZILLA_INCLUDE_DIR)/mimetype \
-I$(MOZILLA_INCLUDE_DIR)/necko \
-I$(MOZILLA_INCLUDE_DIR)/pref \

115
lib/src/sugar-browser.cpp
View File

@ -44,6 +44,10 @@
#include <nsIDOMHTMLImageElement.h>
#include <nsIIOService.h>
#include <nsComponentManagerUtils.h>
#include <imgICache.h>
#include <nsIProperties.h>
#include <nsISupportsPrimitives.h>
#include <nsIMIMEHeaderParam.h>
enum {
PROP_0,
@ -376,6 +380,85 @@ location_cb(GtkMozEmbed *embed)
update_navigation_properties(browser);
}
static nsresult
NewURI(const char *uri, nsIURI **result)
{
nsresult rv;
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager (getter_AddRefs (mgr));
NS_ENSURE_TRUE(mgr, FALSE);
nsCOMPtr<nsIIOService> ioService;
rv = mgr->GetServiceByContractID ("@mozilla.org/network/io-service;1",
NS_GET_IID (nsIIOService),
getter_AddRefs(ioService));
NS_ENSURE_SUCCESS(rv, FALSE);
nsCString cSpec(uri);
return ioService->NewURI (cSpec, nsnull, nsnull, result);
}
static char *
get_image_name_from_cache(const char *uri)
{
nsresult rv;
g_print(uri);
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager (getter_AddRefs (mgr));
NS_ENSURE_TRUE(mgr, NULL);
nsCOMPtr<imgICache> imgCache;
rv = mgr->GetServiceByContractID("@mozilla.org/image/cache;1",
NS_GET_IID (imgICache),
getter_AddRefs(imgCache));
NS_ENSURE_SUCCESS(rv, NULL);
nsCOMPtr<nsIURI> imgURI;
rv = NewURI(uri, getter_AddRefs(imgURI));
NS_ENSURE_SUCCESS(rv, NULL);
nsCOMPtr<nsIProperties> imgProperties;
imgCache->FindEntryProperties(imgURI, getter_AddRefs(imgProperties));
if (imgProperties) {
nsCOMPtr<nsISupportsCString> dispositionCString;
imgProperties->Get("content-disposition",
NS_GET_IID(nsISupportsCString),
getter_AddRefs(dispositionCString));
if (dispositionCString) {
nsCString fallbackCharset;
nsCString contentDisposition;
dispositionCString->GetData(contentDisposition);
nsCOMPtr<nsIMIMEHeaderParam> mimehdrpar =
do_GetService("@mozilla.org/network/mime-hdrparam;1");
NS_ENSURE_TRUE(mimehdrpar, NULL);
nsString fileName;
rv = mimehdrpar->GetParameter (contentDisposition, "filename",
fallbackCharset, PR_TRUE, nsnull,
fileName);
if (NS_FAILED(rv) || !fileName.Length()) {
rv = mimehdrpar->GetParameter (contentDisposition, "name",
fallbackCharset, PR_TRUE, nsnull,
fileName);
}
if (NS_SUCCEEDED(rv) && fileName.Length()) {
nsCString cFileName;
NS_UTF16ToCString (fileName, NS_CSTRING_ENCODING_UTF8, cFileName);
return g_strdup(cFileName.get());
}
}
}
return NULL;
}
static gboolean
dom_mouse_click_cb(GtkMozEmbed *embed, nsIDOMMouseEvent *mouseEvent)
{
@ -421,6 +504,7 @@ dom_mouse_click_cb(GtkMozEmbed *embed, nsIDOMMouseEvent *mouseEvent)
nsCString cImg;
NS_UTF16ToCString (img, NS_CSTRING_ENCODING_UTF8, cImg);
event->image_uri = g_strdup(cImg.get());
event->image_name = get_image_name_from_cache(event->image_uri);
}
}
@ -494,25 +578,6 @@ sugar_browser_grab_focus(SugarBrowser *browser)
}
}
nsresult
NewURI(const char *uri, nsIURI **result)
{
nsresult rv;
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager (getter_AddRefs (mgr));
NS_ENSURE_TRUE(mgr, FALSE);
nsCOMPtr<nsIIOService> ioService;
rv = mgr->GetServiceByContractID ("@mozilla.org/network/io-service;1",
NS_GET_IID (nsIIOService),
getter_AddRefs(ioService));
NS_ENSURE_SUCCESS(rv, FALSE);
nsCString cSpec(uri);
return ioService->NewURI (cSpec, nsnull, nsnull, result);
}
gboolean
sugar_browser_save_uri(SugarBrowser *browser,
const char *uri,
@ -626,9 +691,16 @@ sugar_browser_event_new(void)
SugarBrowserEvent *
sugar_browser_event_copy(SugarBrowserEvent *event)
{
SugarBrowserEvent *copy;
g_return_val_if_fail(event != NULL, NULL);
return (SugarBrowserEvent *)g_memdup(event, sizeof(SugarBrowserEvent));
copy = g_new0(SugarBrowserEvent, 1);
copy->button = event->button;
copy->image_uri = g_strdup(event->image_uri);
copy->image_name = g_strdup(event->image_name);
return copy;
}
void
@ -639,6 +711,9 @@ sugar_browser_event_free(SugarBrowserEvent *event)
if (event->image_uri) {
g_free(event->image_uri);
}
if (event->image_name) {
g_free(event->image_name);
}
g_free(event);
}

1
lib/src/sugar-browser.h
View File

@ -78,6 +78,7 @@ void sugar_browser_shutdown (void);
struct _SugarBrowserEvent {
int button;
char *image_uri;
char *image_name;
};
GType sugar_browser_event_get_type (void);