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path: root/source/pdf/pdf-event.c
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#include "mupdf/fitz.h"
#include "mupdf/pdf.h"

typedef struct
{
	pdf_doc_event base;
	pdf_alert_event alert;
} pdf_alert_event_internal;

pdf_alert_event *pdf_access_alert_event(fz_context *ctx, pdf_doc_event *event)
{
	pdf_alert_event *alert = NULL;

	if (event->type == PDF_DOCUMENT_EVENT_ALERT)
		alert = &((pdf_alert_event_internal *)event)->alert;

	return alert;
}

void pdf_event_issue_alert(fz_context *ctx, pdf_document *doc, pdf_alert_event *alert)
{
	if (doc->event_cb)
	{
		pdf_alert_event_internal ievent;
		ievent.base.type = PDF_DOCUMENT_EVENT_ALERT;
		ievent.alert = *alert;

		doc->event_cb(ctx, doc, (pdf_doc_event *)&ievent, doc->event_cb_data);

		*alert = ievent.alert;
	}
}

void pdf_event_issue_print(fz_context *ctx, pdf_document *doc)
{
	pdf_doc_event e;

	e.type = PDF_DOCUMENT_EVENT_PRINT;

	if (doc->event_cb)
		doc->event_cb(ctx, doc, &e, doc->event_cb_data);
}

typedef struct
{
	pdf_doc_event base;
	const char *item;
} pdf_exec_menu_item_event_internal;

const char *pdf_access_exec_menu_item_event(fz_context *ctx, pdf_doc_event *event)
{
	const char *item = NULL;

	if (event->type == PDF_DOCUMENT_EVENT_EXEC_MENU_ITEM)
		item = ((pdf_exec_menu_item_event_internal *)event)->item;

	return item;
}

void pdf_event_issue_exec_menu_item(fz_context *ctx, pdf_document *doc, const char *item)
{
	if (doc->event_cb)
	{
		pdf_exec_menu_item_event_internal ievent;
		ievent.base.type = PDF_DOCUMENT_EVENT_EXEC_MENU_ITEM;
		ievent.item = item;

		doc->event_cb(ctx, doc, (pdf_doc_event *)&ievent, doc->event_cb_data);
	}
}

void pdf_event_issue_exec_dialog(fz_context *ctx, pdf_document *doc)
{
	pdf_doc_event e;

	e.type = PDF_DOCUMENT_EVENT_EXEC_DIALOG;

	if (doc->event_cb)
		doc->event_cb(ctx, doc, &e, doc->event_cb_data);
}

typedef struct
{
	pdf_doc_event base;
	pdf_launch_url_event launch_url;
} pdf_launch_url_event_internal;

pdf_launch_url_event *pdf_access_launch_url_event(fz_context *ctx, pdf_doc_event *event)
{
	pdf_launch_url_event *launch_url = NULL;

	if (event->type == PDF_DOCUMENT_EVENT_LAUNCH_URL)
		launch_url = &((pdf_launch_url_event_internal *)event)->launch_url;

	return launch_url;
}

void pdf_event_issue_launch_url(fz_context *ctx, pdf_document *doc, const char *url, int new_frame)
{
	if (doc->event_cb)
	{
		pdf_launch_url_event_internal e;

		e.base.type = PDF_DOCUMENT_EVENT_LAUNCH_URL;
		e.launch_url.url = url;
		e.launch_url.new_frame = new_frame;
		doc->event_cb(ctx, doc, (pdf_doc_event *)&e, doc->event_cb_data);
	}
}

typedef struct
{
	pdf_doc_event base;
	pdf_mail_doc_event mail_doc;
} pdf_mail_doc_event_internal;

pdf_mail_doc_event *pdf_access_mail_doc_event(fz_context *ctx, pdf_doc_event *event)
{
	pdf_mail_doc_event *mail_doc = NULL;

	if (event->type == PDF_DOCUMENT_EVENT_MAIL_DOC)
		mail_doc = &((pdf_mail_doc_event_internal *)event)->mail_doc;

	return mail_doc;
}

void pdf_event_issue_mail_doc(fz_context *ctx, pdf_document *doc, pdf_mail_doc_event *event)
{
	if (doc->event_cb)
	{
		pdf_mail_doc_event_internal e;

		e.base.type = PDF_DOCUMENT_EVENT_MAIL_DOC;
		e.mail_doc = *event;

		doc->event_cb(ctx, doc, (pdf_doc_event *)&e, doc->event_cb_data);
	}
}

void pdf_set_doc_event_callback(fz_context *ctx, pdf_document *doc, pdf_doc_event_cb *fn, void *data)
{
	doc->event_cb = fn;
	doc->event_cb_data = data;
}