/*
* @file stream.c
* @brief ICE stream functionality
*/
Stream *
stream_new (guint n_components)
{
Stream *stream;
guint n;
gboolean errors = FALSE;
GSList *modified_list;
Component *component;
stream = g_slice_new0 (Stream);
for (n = 0; n < n_components; n++) {
component = component_new (n + 1);
if (component) {
modified_list = g_slist_append (stream->components, component);
if (modified_list)
stream->components = modified_list;
else
errors = TRUE;
}
else
errors = TRUE;
}
if (errors) {
stream_free (stream);
return NULL;
}
stream->n_components = n_components;
stream->initial_binding_request_received = FALSE;
return stream;
}
component_t *
cache_open (
bundle_t *bundlePtr,
const char *name
) {
XML_Parser parser;
component_t *componentPtr = NULL;
char *path = NULL;
char buffer [256];
xc_result_t result = XC_ERR_INVAL;
int fd;
TRACE3 (("called with bundlePtr=%p", bundlePtr));
assert (bundlePtr != NULL);
path = malloc (PATH_MAX);
if (path != NULL) {
sprintf (path, "%s/" CACHE_FOLDER "/" XC_HOST "/%s.xml", bundlePtr->path, name);
fd = open (path, O_RDONLY);
if (fd >= 0) {
parser = XML_ParserCreate (NULL);
if (parser != NULL) {
componentPtr = component_new (bundlePtr);
if (componentPtr != NULL) {
sprintf (path, "%s/" CODE_FOLDER "/" XC_HOST "/%s", bundlePtr->path, name);
componentPtr->path = path;
path = NULL;
XML_SetUserData (parser, componentPtr);
XML_SetElementHandler (parser, handle_cache_start_tag, NULL);
for (;;) {
int n = read (fd, buffer, sizeof (buffer));
if (n < 0) break;
if (!XML_Parse (parser, buffer, n, n==0)) break;
if (n==0) {
TRACE4 (("%s: loaded meta-data from cache!", componentPtr->name));
result = XC_OK;
break;
}
}
}
XML_ParserFree (parser);
}
close (fd);
}
else {
TRACE2 (("%s: failed to open", path));
}
}
if (result != XC_OK) {
if (componentPtr != NULL) {
component_free (componentPtr);
componentPtr = NULL;
}
free (path);
}
TRACE3 (("exiting with result=%p", componentPtr));
return componentPtr;
}
Component *button_new(
Uint32 id,
Word name,
RectFloat rect,
RectFloat bounds,
char * buttonText,
Uint32 fontSize,
Uint32 buttonType,
int buttonHotkey,
Uint32 buttonHotkeymod,
int center,
int justify,
char * buttonFileUp,
char * buttonFileHigh,
char * buttonFileDown,
Vec3D backgroundColor,
float backgroundAlpha,
Vec3D highlightColor,
Vec3D pressColor
)
{
int i;
ComponentButton *button = NULL;
Component *component = NULL;
component = component_new();
if (!component)return NULL;
component_make_button(
component,
buttonText,
justify,
buttonType,
buttonHotkey,
buttonHotkeymod,
buttonFileUp,
buttonFileHigh,
buttonFileDown,
backgroundColor,
backgroundAlpha,
highlightColor,
pressColor,
fontSize
);
rect_copy(&component->rect,rect);
button = component_get_button_data(component);
if (button == NULL)
{
component_free(&component);
return NULL;
}
button->centered = center;
component->id = id;
strncpy(component->name,name,WORDLEN);
component->type = ButtonComponent;
component->data_move = button_move;
for (i = 0; i < ButtonStateMax; i++)
{
vec3d_cpy(button->textColor[i],__component_button_color[i]);
}
button_move(component,bounds);
component_button_set_activation(component,
__component_button_release_active,
__component_button_press_active,
__component_button_hold_active);
return component;
}
