86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
/*
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* Copyright 2012 Michael Drake <tlsa@netsurf-browser.org>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** \file
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* Core window handling (interface).
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*/
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#ifndef _NETSURF_DESKTOP_CORE_WINDOW_H_
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#define _NETSURF_DESKTOP_CORE_WINDOW_H_
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#include "utils/types.h"
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struct core_window;
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typedef enum {
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CORE_WINDOW_DRAG_NONE,
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CORE_WINDOW_DRAG_SELECTION,
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CORE_WINDOW_DRAG_TEXT_SELECTION,
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CORE_WINDOW_DRAG_MOVE
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} core_window_drag_status;
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/** Callbacks to achieve various core window functionality. */
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struct core_window_callback_table {
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/**
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* Request a redraw of the window
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*
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* \param cw the core window object
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* \param r rectangle to redraw
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*/
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void (*redraw_request)(struct core_window *cw, const struct rect *r);
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/**
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* Update the limits of the window
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*
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* \param cw the core window object
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* \param width the width in px, or negative if don't care
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* \param height the height in px, or negative if don't care
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*/
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void (*update_size)(struct core_window *cw, int width, int height);
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/**
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* Scroll the window to make area visible
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*
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* \param cw the core window object
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* \param r rectangle to make visible
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*/
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void (*scroll_visible)(struct core_window *cw, const struct rect *r);
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/**
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* Get window viewport dimensions
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*
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* \param cw the core window object
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* \param width to be set to viewport width in px, if non NULL
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* \param height to be set to viewport height in px, if non NULL
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*/
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void (*get_window_dimensions)(struct core_window *cw,
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int *width, int *height);
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/**
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* Inform corewindow owner of drag status
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*
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* \param cw the core window object
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* \param ds the current drag status
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*/
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void (*drag_status)(struct core_window *cw,
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core_window_drag_status ds);
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};
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#endif
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