From 4b9aaee6cdfe9d38683db75ca0de52f45045596a Mon Sep 17 00:00:00 2001 From: Vincent Sanders Date: Sat, 10 Jun 2017 15:34:45 +0100 Subject: update framebuffer to have corewindow interface and use it for localhistory --- frontends/framebuffer/corewindow.h | 107 +++++++++++++++++++++++++++++++++++++ 1 file changed, 107 insertions(+) create mode 100644 frontends/framebuffer/corewindow.h (limited to 'frontends/framebuffer/corewindow.h') diff --git a/frontends/framebuffer/corewindow.h b/frontends/framebuffer/corewindow.h new file mode 100644 index 000000000..ce15c7473 --- /dev/null +++ b/frontends/framebuffer/corewindow.h @@ -0,0 +1,107 @@ +/* + * Copyright 2017 Vincent Sanders + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * NetSurf is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef FB_COREWINDOW_H +#define FB_COREWINDOW_H + +#include "netsurf/core_window.h" + +/** + * fb core window state + */ +struct fb_corewindow { + + /** + * framebuffer toolkit window. + */ + struct fbtk_widget_s *wnd; + /** + * framebuffer toolkit horizontal scrollbar. + */ + struct fbtk_widget_s *hscroll; + /** + * framebuffer toolkit vertical scrollbar. + */ + struct fbtk_widget_s *vscroll; + /** + * framebuffer toolkit user drawable widget. + */ + struct fbtk_widget_s *drawable; + + int scrollx, scrolly; /**< scroll offsets. */ + + + /** drag status set by core */ + core_window_drag_status drag_staus; + + /** table of callbacks for core window operations */ + struct core_window_callback_table *cb_table; + + /** + * callback to draw on drawable area of fb core window + * + * \param fb_cw The fb core window structure. + * \param r The rectangle of the window that needs updating. + * \return NSERROR_OK on success otherwise apropriate error code + */ + nserror (*draw)(struct fb_corewindow *fb_cw, struct rect *r); + + /** + * callback for keypress on fb core window + * + * \param fb_cw The fb core window structure. + * \param nskey The netsurf key code. + * \return NSERROR_OK if key processed, + * NSERROR_NOT_IMPLEMENTED if key not processed + * otherwise apropriate error code + */ + nserror (*key)(struct fb_corewindow *fb_cw, uint32_t nskey); + + /** + * callback for mouse event on fb core window + * + * \param fb_cw The fb core window structure. + * \param mouse_state mouse state + * \param x location of event + * \param y location of event + * \return NSERROR_OK on sucess otherwise apropriate error code. + */ + nserror (*mouse)(struct fb_corewindow *fb_cw, browser_mouse_state mouse_state, int x, int y); +}; + + +/** + * initialise elements of fb core window. + * + * As a pre-requisite the draw, key and mouse callbacks must be defined + * + * \param fb_cw A fb core window structure to initialise + * \return NSERROR_OK on successful initialisation otherwise error code. + */ +nserror fb_corewindow_init(fbtk_widget_t *parent, struct fb_corewindow *fb_cw); + + +/** + * finalise elements of fb core window. + * + * \param fb_cw A fb core window structure to initialise + * \return NSERROR_OK on successful finalisation otherwise error code. + */ +nserror fb_corewindow_fini(struct fb_corewindow *fb_cw); + +#endif -- cgit v1.2.3