netsurf/desktop/local_history.c
Vincent Sanders ac732fb79d update invalidate area core window API
slightly extends the invalidate core window API with error return and
whole window invalidation. Also renames it to be more inline with
browser window API call.

cannot quite reuse browser window API yet as that applies scaling
2017-05-23 09:41:29 +01:00

137 lines
3.3 KiB
C

/*
* Copyright 2017 Vincent Sanders <vince@netsurf-browser.org>
*
* 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/>.
*/
/**
* \file
* Local history viewer implementation
*/
#include <stdlib.h>
#include "utils/errors.h"
#include "netsurf/types.h"
#include "netsurf/core_window.h"
#include "desktop/browser_history.h"
#include "desktop/local_history.h"
struct local_history_session {
struct browser_window *bw;
struct core_window_callback_table *cw_t;
void *core_window_handle;
};
/* exported interface documented in desktop/local_history.h */
nserror local_history_init(struct core_window_callback_table *cw_t,
void *core_window_handle,
struct browser_window *bw,
struct local_history_session **session)
{
struct local_history_session *nses;
nses = calloc(1, sizeof(struct local_history_session));
if (nses == NULL) {
return NSERROR_NOMEM;
}
nses->cw_t = cw_t;
nses->core_window_handle = core_window_handle;
local_history_set(nses, bw);
*session = nses;
return NSERROR_OK;
}
/* exported interface documented in desktop/local_history.h */
nserror local_history_fini(struct local_history_session *session)
{
free(session);
return NSERROR_OK;
}
/* exported interface documented in desktop/local_history.h */
nserror
local_history_redraw(struct local_history_session *session,
int x,
int y,
struct rect *clip,
const struct redraw_context *ctx)
{
if (session->bw != NULL) {
browser_window_history_redraw_rectangle(session->bw,
clip->x0, clip->y0, clip->x1, clip->y1, x, y, ctx);
}
return NSERROR_OK;
}
/* exported interface documented in desktop/local_history.h */
void
local_history_mouse_action(struct local_history_session *session,
enum browser_mouse_state mouse,
int x,
int y)
{
if (mouse & BROWSER_MOUSE_PRESS_1) {
browser_window_history_click(session->bw, x, y, false);
}
}
/* exported interface documented in desktop/local_history.h */
bool
local_history_keypress(struct local_history_session *session, uint32_t key)
{
return false;
}
/* exported interface documented in desktop/local_history.h */
nserror
local_history_set(struct local_history_session *session,
struct browser_window *bw)
{
int width;
int height;
session->bw = bw;
if (bw != NULL) {
browser_window_history_size(session->bw, &width, &height);
session->cw_t->update_size(session->core_window_handle,
width, height);
}
return NSERROR_OK;
}
/* exported interface documented in desktop/local_history.h */
nserror
local_history_get_size(struct local_history_session *session,
int *width,
int *height)
{
browser_window_history_size(session->bw, width, height);
*width += 20;
*height += 20;
return NSERROR_OK;
}