src/api/apiInternal.h

#ifndef API_INTERNAL_H
#define API_INTERNAL_H
 
#include "api/canvas.h"
 
/*
 * Job payloads + worker functions (internal).
 *
 * A_Create* / A_SetStyle / … on the API thread allocate one of these,
 * fill it, and libPushToWorker(job*, payload, own=1). The worker runs
 * the job, mutates the node tree, then jobFree frees the payload.
 *
 * Not included by apps.
 */
 
/* A_Create* → new node, then attach to parentId (0 = window page). */
typedef struct {
    unsigned short id;         /* already allocated with libAllocId */
    unsigned short parentId;   /* 0 = root until A_SetParent exists */
    WidgetType widgetType;
    Position2D position;
    Size size;
    int fontSize;
    void *callback;            /* button / CANVAS_CLOSE */
    char text[256];            /* label, button caption, image path */
} CreateWidgetPayload;
 
/* Legacy form helper (not in the public header). Flexible array of child ids. */
typedef struct {
    unsigned short id;
    int childCount;
    void *data;
    bool *isSubmitted;
    int format;
    unsigned short childIds[];
} FormPayload;
 
/* A_SetStyle: copy style onto node id (0 = window page). */
typedef struct {
    unsigned short id;
    Style style;
} SetStylePayload;
 
/* A_ApplyShader: copy shader path onto node id. */
typedef struct {
    unsigned short id;
    char shader[256];
} ApplyShaderPayload;
 
/* A_DestroyWidget: destroy node id (not 0). */
typedef struct {
    unsigned short id;
} IdPayload;
 
void jobCreateWidget(void *data);
void jobCreateForm(void *data);
void jobDestroyWidget(void *data);
void jobSetStyle(void *data);
void jobApplyShader(void *data);
void jobSetOption(void *data);
 
#endif