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netsurf/riscos/hotlist.c

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/*
* Copyright 2004, 2005 Richard Wilson <info@tinct.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
* Hotlist (implementation).
*/
#include <ctype.h>
#include <string.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "oslib/osfile.h"
#include "oslib/wimp.h"
#include "content/content.h"
#include "content/urldb.h"
#include "desktop/tree.h"
#include "riscos/dialog.h"
#include "riscos/menus.h"
#include "riscos/options.h"
#include "riscos/theme.h"
#include "riscos/treeview.h"
#include "riscos/wimp.h"
#include "riscos/wimp_event.h"
#include "utils/log.h"
#include "utils/messages.h"
#include "utils/utils.h"
#include "utils/url.h"
static void ro_gui_hotlist_visited(struct content *content, struct tree *tree,
struct node *node);
static bool ro_gui_hotlist_click(wimp_pointer *pointer);
/* The hotlist window, toolbar and plot origins
*/
static wimp_w hotlist_window;
struct tree *hotlist_tree;
/* Whether the editing facilities are for add so that we know how
to reset the dialog boxes on a adjust-cancel and the action to
perform on ok.
*/
struct node *dialog_folder_node;
struct node *dialog_entry_node;
static const struct {
const char *url;
const char *msg_key;
} default_entries[] = {
{ "http://www.netsurf-browser.org/", "HotlistHomepage" },
{ "http://www.netsurf-browser.org/downloads/riscos/testbuilds", "HotlistTestBuild" },
{ "http://www.netsurf-browser.org/documentation", "HotlistDocumentation" },
{ "http://sourceforge.net/tracker/?atid=464312&group_id=51719",
"HotlistBugTracker" },
{ "http://sourceforge.net/tracker/?atid=464315&group_id=51719",
"HotlistFeatureRequest" }
};
#define ENTRIES_COUNT (sizeof(default_entries) / sizeof(default_entries[0]))
void ro_gui_hotlist_initialise(void)
{
FILE *fp;
struct node *node;
const struct url_data *data;
/* create our window */
hotlist_window = ro_gui_dialog_create("tree");
ro_gui_set_window_title(hotlist_window,
messages_get("Hotlist"));
ro_gui_wimp_event_register_redraw_window(hotlist_window,
ro_gui_tree_redraw);
ro_gui_wimp_event_register_open_window(hotlist_window,
ro_gui_tree_open);
ro_gui_wimp_event_register_mouse_click(hotlist_window,
ro_gui_hotlist_click);
/* Either load or create a hotlist
*/
fp = fopen(option_hotlist_path, "r");
if (!fp) {
int i;
hotlist_tree = calloc(sizeof(struct tree), 1);
if (!hotlist_tree) {
warn_user("NoMemory", 0);
return;
}
hotlist_tree->root = tree_create_folder_node(NULL, "Root");
if (!hotlist_tree->root) {
warn_user("NoMemory", 0);
free(hotlist_tree);
hotlist_tree = NULL;
return;
}
hotlist_tree->root->expanded = true;
node = tree_create_folder_node(hotlist_tree->root, "NetSurf");
if (!node)
node = hotlist_tree->root;
for (i = 0; i != ENTRIES_COUNT; i++) {
data = urldb_get_url_data(default_entries[i].url);
if (!data) {
urldb_add_url(default_entries[i].url);
urldb_set_url_persistence(
default_entries[i].url,
true);
data = urldb_get_url_data(
default_entries[i].url);
}
if (data) {
tree_create_URL_node(node,
default_entries[i].url, data,
messages_get(default_entries[i].msg_key));
}
}
tree_initialise(hotlist_tree);
} else {
fclose(fp);
hotlist_tree = options_load_tree(option_hotlist_path);
}
if (!hotlist_tree) return;
hotlist_tree->handle = (int)hotlist_window;
hotlist_tree->movable = true;
ro_gui_wimp_event_set_user_data(hotlist_window, hotlist_tree);
ro_gui_wimp_event_register_keypress(hotlist_window,
ro_gui_tree_keypress);
/* Create our toolbar
*/
hotlist_tree->toolbar = ro_gui_theme_create_toolbar(NULL,
THEME_HOTLIST_TOOLBAR);
if (hotlist_tree->toolbar)
ro_gui_theme_attach_toolbar(hotlist_tree->toolbar,
hotlist_window);
}
/**
* Perform a save to the default file
*/
void ro_gui_hotlist_save(void)
{
os_error *error;
if (!hotlist_tree)
return;
/* Save to our file
*/
options_save_tree(hotlist_tree, option_hotlist_save,
"NetSurf hotlist");
error = xosfile_set_type(option_hotlist_save, 0xfaf);
if (error)
LOG(("xosfile_set_type: 0x%x: %s",
error->errnum, error->errmess));
}
/**
* Respond to a mouse click
*
* \param pointer the pointer state
*/
bool ro_gui_hotlist_click(wimp_pointer *pointer)
{
ro_gui_tree_click(pointer, hotlist_tree);
if (pointer->buttons == wimp_CLICK_MENU)
ro_gui_menu_create(hotlist_menu, pointer->pos.x,
pointer->pos.y, pointer->w);
else
ro_gui_menu_prepare_action(pointer->w, TREE_SELECTION, false);
return true;
}
/**
* Informs the hotlist that some content has been visited
*
* \param content the content visited
*/
void hotlist_visited(struct content *content)
{
if ((!content) || (!content->url) || (!hotlist_tree))
return;
ro_gui_hotlist_visited(content, hotlist_tree, hotlist_tree->root);
}
/**
* Informs the hotlist that some content has been visited
*
* \param content the content visited
* \param tree the tree to find the URL data from
* \param node the node to update siblings and children of
*/
void ro_gui_hotlist_visited(struct content *content, struct tree *tree,
struct node *node)
{
struct node_element *element;
for (; node; node = node->next) {
if (!node->folder) {
element = tree_find_element(node, TREE_ELEMENT_URL);
if ((element) && (!strcmp(element->text,
content->url))) {
tree_update_URL_node(node, content->url, NULL);
tree_handle_node_changed(tree, node, true,
false);
}
}
if (node->child)
ro_gui_hotlist_visited(content, tree, node->child);
}
}
/**
* Prepares the folder dialog contents for a node
*
* \param node the node to prepare the dialogue for, or NULL
*/
void ro_gui_hotlist_prepare_folder_dialog(struct node *node)
{
const char *name;
const char *title;
dialog_folder_node = node;
if (node) {
title = messages_get("EditFolder");
name = node->data.text;
} else {
title = messages_get("NewFolder");
name = messages_get("Folder");
}
ro_gui_set_window_title(dialog_folder, title);
ro_gui_set_icon_string(dialog_folder, ICON_FOLDER_NAME, name, true);
ro_gui_wimp_event_memorise(dialog_folder);
}
/**
* Prepares the entry dialog contents for a node
*
* \param node the node to prepare the dialogue for, or NULL
*/
void ro_gui_hotlist_prepare_entry_dialog(struct node *node)
{
struct node_element *element;
const char *name;
const char *title;
const char *url = "";
dialog_entry_node = node;
if (node) {
title = messages_get("EditLink");
name = node->data.text;
if ((element = tree_find_element(node, TREE_ELEMENT_URL)))
url = element->text;
} else {
title = messages_get("NewLink");
name = messages_get("Link");
}
ro_gui_set_window_title(dialog_entry, title);
ro_gui_set_icon_string(dialog_entry, ICON_ENTRY_NAME, name, true);
ro_gui_set_icon_string(dialog_entry, ICON_ENTRY_URL, url, true);
ro_gui_wimp_event_memorise(dialog_entry);
}
/**
* Apply the settings of dialog window (folder/entry edit)
*
* \param w the window to apply
*/
bool ro_gui_hotlist_dialog_apply(wimp_w w)
{
struct node_element *element;
struct node *node;
const char *icon;
char *title;
char *url = NULL;
url_func_result res;
const struct url_data *data;
/* get our data */
if (w == dialog_entry) {
icon = ro_gui_get_icon_string(w, ICON_ENTRY_URL);
res = url_normalize(icon, &url);
if (res != URL_FUNC_OK) {
warn_user(res == URL_FUNC_FAILED ? "NoURLError"
: "NoMemory", 0);
return false;
}
icon = ro_gui_get_icon_string(w, ICON_ENTRY_NAME);
while (isspace(*icon))
icon++;
title = strdup(icon);
node = dialog_entry_node;
} else {
icon = ro_gui_get_icon_string(w, ICON_FOLDER_NAME);
while (isspace(*icon))
icon++;
title = strdup(icon);
node = dialog_folder_node;
}
if (title != NULL)
strip(title);
/* check for lack of text */
if (title == NULL || title[0] == '\0') {
free(url);
free(title);
node = NULL;
if (title == NULL)
warn_user("NoMemory", 0);
else if (title[0] == '\0')
warn_user("NoNameError", 0);
return false;
}
ro_gui_set_icon_string(w, url ? ICON_ENTRY_NAME : ICON_FOLDER_NAME,
title, false);
/* update/insert our data */
if (!node) {
if (url) {
data = urldb_get_url_data(url);
if (!data) {
urldb_add_url(url);
urldb_set_url_persistence(url, true);
data = urldb_get_url_data(url);
}
if (!data) {
free(url);
free(title);
return false;
}
if (!data->title)
urldb_set_url_title(url, title);
node = dialog_entry_node = tree_create_URL_node(
hotlist_tree->root, url, data, title);
} else {
node = dialog_folder_node = tree_create_folder_node(
hotlist_tree->root, title);
}
free(url);
free(title);
if (!node) {
warn_user("NoMemory", 0);
return false;
}
tree_handle_node_changed(hotlist_tree, node, true, false);
ro_gui_tree_scroll_visible(hotlist_tree, &node->data);
tree_redraw_area(hotlist_tree, node->box.x - NODE_INSTEP,
0, NODE_INSTEP, 16384);
} else {
element = tree_find_element(node, TREE_ELEMENT_URL);
if (element) {
free((void *)element->text);
element->text = url;
ro_gui_set_icon_string(w, ICON_ENTRY_URL, url, true);
}
free((void *)node->data.text);
node->data.text = title;
tree_handle_node_changed(hotlist_tree, node, true, false);
}
return true;
}
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