Function
GdkPixbufPixbufModuleBeginLoadFunc
Declaration
gpointer
(* GdkPixbufModuleBeginLoadFunc) (
GdkPixbufModuleSizeFunc size_func,
GdkPixbufModulePreparedFunc prepared_func,
GdkPixbufModuleUpdatedFunc updated_func,
gpointer user_data,
GError** error
)
Description [src]
Sets up the image loading state.
The image loader is responsible for storing the given function pointers and user data, and call them when needed.
The image loader should set up an internal state object, and return it
from this function; the state object will then be updated from the
GdkPixbufModuleIncrementLoadFunc callback, and will be freed
by GdkPixbufModuleStopLoadFunc callback.
Parameters
size_func |
GdkPixbufModuleSizeFunc |
The function to be called when the size is known. |
|
prepared_func |
GdkPixbufModulePreparedFunc |
The function to be called when the data has been prepared. |
|
updated_func |
GdkPixbufModuleUpdatedFunc |
The function to be called when the data has been updated. |
|
user_data |
gpointer |
The data to be passed to the functions. |
|
The argument can be NULL. | |
error |
GError ** |
The return location for a GError*, or NULL. |
Return value
| Returns: | gpointer |
The data to be passed to
|