netsurf/desktop/tree.c

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/*
* Copyright 2004 Richard Wilson <not_ginger_matt@users.sourceforge.net>
* Copyright 2009 Paul Blokus <paul_pl@users.sourceforge.net>
*
* 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
* deprecated compatibility layer for new treeview modules. Do not use.
*/
#include <assert.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "utils/log.h"
#include "utils/messages.h"
#include "utils/utils.h"
#include "utils/nsoption.h"
#include "netsurf/browser_window.h"
#include "netsurf/core_window.h"
#include "content/content.h"
#include "content/hlcache.h"
#include "desktop/tree.h"
struct tree {
unsigned int flags; /* Tree flags */
tree_drag_type drag;
const struct treeview_table *callbacks;
void *client_data; /* User assigned data for the callbacks */
};
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#include "netsurf/misc.h"
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#include "desktop/gui_internal.h"
#include "desktop/treeview.h"
#include "desktop/hotlist.h"
#include "desktop/cookie_manager.h"
#include "desktop/global_history.h"
#include "desktop/sslcert_viewer.h"
struct sslcert_session_data *ssl_current_session = NULL;
const char *tree_hotlist_path = NULL;
static void treeview_test_redraw_request(struct core_window *cw,
const struct rect *r)
{
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struct tree *tree = (struct tree *)cw;
tree->callbacks->redraw_request(r->x0, r->y0,
r->x1 - r->x0, r->y1 - r->y0,
tree->client_data);
}
static void treeview_test_update_size(struct core_window *cw,
int width, int height)
{
struct tree *tree = (struct tree *)cw;
tree->callbacks->resized(tree, width, height, tree->client_data);
}
static void treeview_test_scroll_visible(struct core_window *cw,
const struct rect *r)
{
}
static void treeview_test_get_window_dimensions(struct core_window *cw,
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int *width, int *height)
{
struct tree *tree = (struct tree *)cw;
tree->callbacks->get_window_dimensions(width, height,
tree->client_data);
}
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static void treeview_test_drag_status(struct core_window *cw,
core_window_drag_status ds)
{
struct tree *tree = (struct tree *)cw;
switch (ds) {
case CORE_WINDOW_DRAG_NONE:
tree->drag = TREE_NO_DRAG;
break;
case CORE_WINDOW_DRAG_SELECTION:
tree->drag = TREE_SELECT_DRAG;
break;
case CORE_WINDOW_DRAG_MOVE:
tree->drag = TREE_MOVE_DRAG;
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break;
case CORE_WINDOW_DRAG_TEXT_SELECTION:
tree->drag = TREE_TEXTAREA_DRAG;
break;
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default:
break;
}
}
struct core_window_callback_table cw_t = {
.redraw_request = treeview_test_redraw_request,
.update_size = treeview_test_update_size,
.scroll_visible = treeview_test_scroll_visible,
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.get_window_dimensions = treeview_test_get_window_dimensions,
.drag_status = treeview_test_drag_status
};
static bool treeview_test_init(struct tree *tree)
{
nserror err;
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switch (tree->flags) {
case TREE_COOKIES:
assert(ssl_current_session == NULL &&
"Call sslcert_viewer_init directly, "
"this compat. layer can't cope with simultanious "
"sslcert viewers");
err = cookie_manager_init(&cw_t, (struct core_window *)tree);
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if (err != NSERROR_OK)
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guit->misc->warning("Couldn't init new cookie manager.", 0);
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break;
case TREE_HISTORY:
err = global_history_init(&cw_t, (struct core_window *)tree);
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if (err != NSERROR_OK)
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guit->misc->warning("Couldn't init new global history.", 0);
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break;
case TREE_HOTLIST:
err = hotlist_init(&cw_t, (struct core_window *)tree,
tree_hotlist_path);
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if (err != NSERROR_OK)
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guit->misc->warning("Couldn't init new hotlist.", 0);
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break;
case TREE_SSLCERT:
err = sslcert_viewer_init(&cw_t, (struct core_window *)tree,
ssl_current_session);
if (err != NSERROR_OK)
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guit->misc->warning("Couldn't init new sslcert viewer.", 0);
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break;
}
return true;
}
static bool treeview_test_fini(struct tree *tree)
{
nserror err;
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switch (tree->flags) {
case TREE_COOKIES:
err = cookie_manager_fini();
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if (err != NSERROR_OK)
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guit->misc->warning("Couldn't finalise cookie manager.", 0);
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break;
case TREE_HISTORY:
err = global_history_fini();
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if (err != NSERROR_OK)
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guit->misc->warning("Couldn't finalise cookie manager.", 0);
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break;
case TREE_HOTLIST:
err = hotlist_fini(tree_hotlist_path);
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if (err != NSERROR_OK)
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guit->misc->warning("Couldn't finalise hotlist.", 0);
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break;
case TREE_SSLCERT:
assert(ssl_current_session != NULL &&
"Can't use sslcert window after sslcert_viewer_fini()");
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err = sslcert_viewer_fini(ssl_current_session);
ssl_current_session = NULL;
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if (err != NSERROR_OK)
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guit->misc->warning("Couldn't finalise sslcert viewer.", 0);
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break;
}
return true;
}
static bool treeview_test_redraw(struct tree *tree, int x, int y,
int clip_x, int clip_y, int clip_width, int clip_height,
const struct redraw_context *ctx)
{
struct rect clip;
clip.x0 = clip_x;
clip.y0 = clip_y;
clip.x1 = clip_x + clip_width;
clip.y1 = clip_y + clip_height;
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switch (tree->flags) {
case TREE_SSLCERT:
if (ssl_current_session != NULL) {
sslcert_viewer_redraw(ssl_current_session, x, y, &clip, ctx);
}
return true;
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case TREE_COOKIES:
cookie_manager_redraw(x, y, &clip, ctx);
return true;
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case TREE_HISTORY:
global_history_redraw(x, y, &clip, ctx);
return true;
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case TREE_HOTLIST:
hotlist_redraw(x, y, &clip, ctx);
return true;
}
return false;
}
static bool treeview_test_mouse_action(struct tree *tree,
browser_mouse_state mouse, int x, int y)
{
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switch (tree->flags) {
case TREE_SSLCERT:
assert(ssl_current_session != NULL &&
"Can't use sslcert window after sslcert_viewer_fini()");
sslcert_viewer_mouse_action(ssl_current_session, mouse, x, y);
return true;
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case TREE_COOKIES:
cookie_manager_mouse_action(mouse, x, y);
return true;
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case TREE_HISTORY:
global_history_mouse_action(mouse, x, y);
return true;
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case TREE_HOTLIST:
hotlist_mouse_action(mouse, x, y);
return true;
}
return false;
}
static bool treeview_test_keypress(struct tree *tree, uint32_t key)
{
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switch (tree->flags) {
case TREE_SSLCERT:
assert(ssl_current_session != NULL &&
"Can't use sslcert window after sslcert_viewer_fini()");
sslcert_viewer_keypress(ssl_current_session, key);
return true;
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case TREE_COOKIES:
cookie_manager_keypress(key);
return true;
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case TREE_HISTORY:
global_history_keypress(key);
return true;
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case TREE_HOTLIST:
hotlist_keypress(key);
return true;
}
return false;
}
/* -------------------------------------------------------------------------- */
/** deprecated compatibility layer for new treeview modules. Do not use. */
struct tree *tree_create(unsigned int flags,
const struct treeview_table *callbacks, void *client_data)
{
struct tree *tree;
tree = calloc(sizeof(struct tree), 1);
if (tree == NULL) {
LOG("calloc failed");
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guit->misc->warning(messages_get_errorcode(NSERROR_NOMEM), 0);
return NULL;
}
tree->flags = flags;
tree->drag = TREE_NO_DRAG;
tree->callbacks = callbacks;
tree->client_data = client_data;
treeview_test_init(tree);
return tree;
}
/** deprecated compatibility layer for new treeview modules. Do not use. */
void tree_delete(struct tree *tree)
{
treeview_test_fini(tree);
free(tree);
}
/** deprecated compatibility layer for new treeview modules. Do not use. */
void tree_draw(struct tree *tree, int x, int y,
int clip_x, int clip_y, int clip_width, int clip_height,
const struct redraw_context *ctx)
{
assert(tree != NULL);
treeview_test_redraw(tree, x, y, clip_x, clip_y,
clip_width, clip_height, ctx);
}
/** deprecated compatibility layer for new treeview modules. Do not use. */
bool tree_mouse_action(struct tree *tree, browser_mouse_state mouse, int x,
int y)
{
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assert(tree != NULL);
if (treeview_test_mouse_action(tree, mouse, x, y)) {
return true;
}
return false;
}
/** deprecated compatibility layer for new treeview modules. Do not use. */
void tree_drag_end(struct tree *tree, browser_mouse_state mouse, int x0, int y0,
int x1, int y1)
{
assert(tree != NULL);
treeview_test_mouse_action(tree, BROWSER_MOUSE_HOVER, x1, y1);
}
/** deprecated compatibility layer for new treeview modules. Do not use. */
bool tree_keypress(struct tree *tree, uint32_t key)
{
if (treeview_test_keypress(tree, key)) {
return true;
}
return false;
}
/** deprecated compatibility layer for new treeview modules. Do not use. */
tree_drag_type tree_drag_status(struct tree *tree)
{
assert(tree != NULL);
return tree->drag;
}