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Diffstat (limited to 'frontends/amiga/corewindow.h')
-rw-r--r-- | frontends/amiga/corewindow.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/frontends/amiga/corewindow.h b/frontends/amiga/corewindow.h new file mode 100644 index 000000000..8d93882d7 --- /dev/null +++ b/frontends/amiga/corewindow.h @@ -0,0 +1,155 @@ +/* + * Copyright 2017 Chris Young <chris@unsatisfactorysoftware.co.uk> + * + * 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 <http://www.gnu.org/licenses/>. + */ + +#ifndef AMIGA_COREWINDOW_H +#define AMIGA_COREWINDOW_H + +#include "netsurf/core_window.h" + +#include "amiga/gui.h" /* need to know the size of ami_generic_window :( */ +#include "amiga/plotters.h" + +/** + * BOOPSI objects + */ + +enum { + GID_CW_WIN = 0, /* window object */ + GID_CW_MAIN, /* root layout object */ + GID_CW_DRAW, /* drawing area (space.gadget) */ + GID_CW_HSCROLL, /* horizontal scroller */ + GID_CW_VSCROLL, /* vertical scroller */ + GID_CW_HSCROLLLAYOUT, /* horizontal scroller container*/ + GID_CW_VSCROLLLAYOUT, /* vertical scroller container */ + GID_CW_LAST +}; + +/** + * Amiga core window state + */ +struct ami_corewindow { + /* + * Any variables common to any frontend window would go here. + * e.g. drawing area handles, toolkit pointers or other state + */ + struct ami_generic_window w; + struct Window *win; + Object *objects[GID_CW_LAST]; + + struct Hook idcmp_hook; + struct timeval lastclick; + + int mouse_state; + + APTR deferred_rects_pool; + struct MinList *deferred_rects; + + /** keep track of the scrollbar type we're using */ + bool in_border_scroll; + bool scroll_x_visible; + bool scroll_y_visible; + + /** window title, must be allocated wth ami_utf8 function */ + char *wintitle; + + /** stuff for our off-screen render bitmap */ + struct gui_globals gg; + struct MinList *shared_pens; + + /** drag status set by core */ + core_window_drag_status drag_status; + + /** table of callbacks for core window operations */ + struct core_window_callback_table *cb_table; + + /** + * callback to draw on drawable area of Amiga core window + * + * \param ami_cw The Amiga core window structure. + * \param x Plot origin (X) + * \param r Plot origin (Y) + * \param r The rectangle of the window that needs updating. + * \param ctx Redraw context + * \return NSERROR_OK on success otherwise apropriate error code + */ + nserror (*draw)(struct ami_corewindow *ami_cw, int x, int y, struct rect *r, + struct redraw_context *ctx); + + /** + * callback for keypress on Amiga core window + * + * \param ami_cw The Amiga 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 ami_corewindow *ami_cw, uint32_t nskey); + + /** + * callback for mouse event on Amiga core window + * + * \param ami_cw The Amiga 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 ami_corewindow *ami_cw, browser_mouse_state mouse_state, int x, int y); + + /** + * callback for unknown events on Amiga core window + * eg. buttons in the ssl cert window + * (result & WMHI_CLASSMASK) gives the class of event (eg. WMHI_GADGETUP) + * (result & WMHI_GADGETMASK) gives the gadget ID (eg. GID_SSLCERT_ACCEPT) + * + * \param ami_cw The Amiga core window structure. + * \param result event as returned by RA_HandleInput() + * \return TRUE if window closed during event processing + */ + BOOL (*event)(struct ami_corewindow *ami_cw, ULONG result); + + /** + * callback to close an Amiga core window + * + * \param ami_cw The Amiga core window structure. + */ + void (*close)(struct ami_corewindow *ami_cw); + +}; + +/** + * initialise elements of Amiga core window. + * + * As a pre-requisite the draw, key and mouse callbacks must be defined + * + * \param example_cw An Amiga core window structure to initialise + * \return NSERROR_OK on successful initialisation otherwise error code. + */ +nserror ami_corewindow_init(struct ami_corewindow *ami_cw); + +/** + * finalise elements of Amiga core window. + * + * \param ami_cw An Amiga core window structure to finialise + * \return NSERROR_OK on successful finalisation otherwise error code. + */ +nserror ami_corewindow_fini(struct ami_corewindow *ami_cw); + +#endif + |