diff options
Diffstat (limited to 'riscos/search.c')
| -rw-r--r-- | riscos/search.c | 475 |
1 files changed, 0 insertions, 475 deletions
diff --git a/riscos/search.c b/riscos/search.c deleted file mode 100644 index 989c9aa9e..000000000 --- a/riscos/search.c +++ /dev/null @@ -1,475 +0,0 @@ -/* - * Copyright 2004 John M Bell <jmb202@ecs.soton.ac.uk> - * Copyright 2005 Adrian Lees <adrianl@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 - * Free text search implementation - */ - -#include "utils/config.h" - -#include <ctype.h> -#include <string.h> -#include "oslib/hourglass.h" -#include "oslib/wimp.h" - -#include "utils/log.h" -#include "utils/messages.h" -#include "content/content.h" -#include "content/hlcache.h" -#include "desktop/browser.h" -#include "desktop/gui_search.h" -#include "desktop/browser.h" -#include "desktop/search.h" - -#include "riscos/gui.h" -#include "riscos/dialog.h" -#include "riscos/menus.h" -#include "riscos/wimp.h" -#include "riscos/wimp_event.h" - -#define RECENT_SEARCHES 8 - -struct search_static_data { - char *recent_searches[RECENT_SEARCHES]; - bool search_insert; - struct browser_window *search_window; -}; - -static struct search_static_data search_data = - { { NULL }, false, NULL }; - -static wimp_MENU(RECENT_SEARCHES) menu_recent; -wimp_menu *recent_search_menu = (wimp_menu *)&menu_recent; -#define DEFAULT_FLAGS (wimp_ICON_TEXT | wimp_ICON_FILLED | \ - (wimp_COLOUR_BLACK << wimp_ICON_FG_COLOUR_SHIFT) | \ - (wimp_COLOUR_WHITE << wimp_ICON_BG_COLOUR_SHIFT)) - - -static void ro_gui_search_end(wimp_w w); -static bool ro_gui_search_next(wimp_w w); -static bool ro_gui_search_menu_prepare(wimp_w w, wimp_i i, wimp_menu *menu, - wimp_pointer *pointer); -static bool ro_gui_search_prepare_menu(void); -static bool ro_gui_search_click(wimp_pointer *pointer); -static bool ro_gui_search_keypress(wimp_key *key); -static search_flags_t ro_gui_search_update_flags(void); -static void ro_gui_search_set_forward_state(bool active, void *p); -static void ro_gui_search_set_back_state(bool active, void *p); -static void ro_gui_search_set_status(bool found, void *p); -static void ro_gui_search_set_hourglass(bool active, void *p); -static void ro_gui_search_add_recent(const char *string, void *p); - -static struct gui_search_table search_table = { - ro_gui_search_set_status, - ro_gui_search_set_hourglass, - ro_gui_search_add_recent, - ro_gui_search_set_forward_state, - ro_gui_search_set_back_state, -}; - -struct gui_search_table *riscos_search_table = &search_table; - -void ro_gui_search_init(void) -{ - dialog_search = ro_gui_dialog_create("search"); - ro_gui_wimp_event_register_keypress(dialog_search, - ro_gui_search_keypress); - ro_gui_wimp_event_register_close_window(dialog_search, - ro_gui_search_end); - ro_gui_wimp_event_register_menu_prepare(dialog_search, - ro_gui_search_menu_prepare); - ro_gui_wimp_event_register_menu_gright(dialog_search, - ICON_SEARCH_TEXT, ICON_SEARCH_MENU, - recent_search_menu); - ro_gui_wimp_event_register_text_field(dialog_search, - ICON_SEARCH_STATUS); - ro_gui_wimp_event_register_checkbox(dialog_search, - ICON_SEARCH_CASE_SENSITIVE); - ro_gui_wimp_event_register_mouse_click(dialog_search, - ro_gui_search_click); - ro_gui_wimp_event_register_ok(dialog_search, ICON_SEARCH_FIND_NEXT, - ro_gui_search_next); - ro_gui_wimp_event_register_cancel(dialog_search, ICON_SEARCH_CANCEL); - ro_gui_wimp_event_set_help_prefix(dialog_search, "HelpSearch"); - - recent_search_menu->title_data.indirected_text.text = - (char*)messages_get("Search"); - ro_gui_menu_init_structure(recent_search_menu, RECENT_SEARCHES); -} - -/** - * Wrapper for the pressing of an OK button for wimp_event. - * - * \return false, to indicate the window should not be closed - */ -bool ro_gui_search_next(wimp_w w) -{ - search_data.search_insert = true; - search_flags_t flags = SEARCH_FLAG_FORWARDS | - ro_gui_search_update_flags(); - browser_window_search(search_data.search_window, NULL, flags, - ro_gui_get_icon_string(dialog_search, - ICON_SEARCH_TEXT)); - return false; -} - - -/** - * Callback to prepare menus in the Search dialog. At present, this - * only has to handle the previous search pop-up. - * - * \param w The window handle owning the menu. - * \param i The icon handle owning the menu. - * \param *menu The menu to be prepared. - * \param *pointer The associated mouse click event block, or NULL - * on an Adjust-click re-opening. - * \return true if the event was handled; false if not. - */ - -bool ro_gui_search_menu_prepare(wimp_w w, wimp_i i, wimp_menu *menu, - wimp_pointer *pointer) -{ - if (menu != recent_search_menu || i != ICON_SEARCH_MENU) - return false; - - if (pointer != NULL) - return ro_gui_search_prepare_menu(); - - return true; -} - - -bool ro_gui_search_click(wimp_pointer *pointer) -{ - search_flags_t flags; - switch (pointer->i) { - case ICON_SEARCH_FIND_PREV: - search_data.search_insert = true; - flags = ~SEARCH_FLAG_FORWARDS & - ro_gui_search_update_flags(); - browser_window_search(search_data.search_window, NULL, - flags, - ro_gui_get_icon_string(dialog_search, - ICON_SEARCH_TEXT)); - return true; - case ICON_SEARCH_CASE_SENSITIVE: - flags = SEARCH_FLAG_FORWARDS | - ro_gui_search_update_flags(); - browser_window_search_clear( - search_data.search_window); - browser_window_search(search_data.search_window, NULL, - flags, - ro_gui_get_icon_string(dialog_search, - ICON_SEARCH_TEXT)); - return true; - case ICON_SEARCH_SHOW_ALL: - flags = ro_gui_get_icon_selected_state( - pointer->w, pointer->i) ? - SEARCH_FLAG_SHOWALL : SEARCH_FLAG_NONE; - browser_window_search(search_data.search_window, NULL, - flags, - ro_gui_get_icon_string(dialog_search, - ICON_SEARCH_TEXT)); - return true; - } - return false; -} - -/** - * add search string to recent searches list - * - * front is at liberty how to implement the bare notification - * should normally store a strdup() of the string in - * search_global_data.recent[]; - * core gives no guarantee of the integrity of the const char * - * - * \param search string search pattern - * \param p the pointer sent to search_verify_new() - */ - -void ro_gui_search_add_recent(const char *search, void *p) -{ - char *tmp; - int i; - - if ((search == NULL) || (search[0] == '\0')) - return; - - if (!search_data.search_insert) { - free(search_data.recent_searches[0]); - search_data.recent_searches[0] = strdup(search); - ro_gui_search_prepare_menu(); - return; - } - - if ((search_data.recent_searches[0] != NULL) && - (!strcmp(search_data.recent_searches[0], search))) - return; - - tmp = strdup(search); - if (!tmp) { - ro_warn_user("NoMemory", 0); - return; - } - free(search_data.recent_searches[RECENT_SEARCHES - 1]); - for (i = RECENT_SEARCHES - 1; i > 0; i--) - search_data.recent_searches[i] = search_data.recent_searches[i - 1]; - search_data.recent_searches[0] = tmp; - search_data.search_insert = false; - - ro_gui_set_icon_shaded_state(dialog_search, ICON_SEARCH_MENU, false); - ro_gui_search_prepare_menu(); -} - -bool ro_gui_search_prepare_menu(void) -{ - int i; - int suggestions = 0; - - for (i = 0; i < RECENT_SEARCHES; i++) - if (search_data.recent_searches[i] != NULL) - suggestions++; - - if (suggestions == 0) - return false; - - for (i = 0; i < suggestions; i++) { - recent_search_menu->entries[i].menu_flags &= ~wimp_MENU_LAST; - recent_search_menu->entries[i].data.indirected_text.text = - search_data.recent_searches[i]; - recent_search_menu->entries[i].data.indirected_text.size = - strlen(search_data.recent_searches[i]) + 1; - } - recent_search_menu->entries[suggestions - 1].menu_flags |= - wimp_MENU_LAST; - - return true; -} - -/** - * Determine of the browser window is searchable. - * - * \param bw The browser window to check. - */ -static bool ro_gui_search_bw_searchable(struct browser_window *bw) -{ - hlcache_handle *h; - - assert(bw != NULL); - - h = browser_window_get_content(bw); - - /* only handle html/textplain contents */ - /** \todo Should have content_is_searchable() api */ - if ((!h) || (content_get_type(h) != CONTENT_HTML && - content_get_type(h) != CONTENT_TEXTPLAIN)) - return false; - - return true; -} - - -/** - * Open the search dialog - * - * \param bw the browser window to search - */ -void ro_gui_search_prepare(struct browser_window *bw) -{ - /* only handle searchable contents */ - if (!ro_gui_search_bw_searchable(bw)) - return; - - /* if the search dialogue is reopened over a new window, we may - need to cancel the previous search */ - ro_gui_search_set_forward_state(true, bw); - ro_gui_search_set_back_state(true, bw); - - search_data.search_window = bw; - - ro_gui_set_icon_string(dialog_search, ICON_SEARCH_TEXT, "", true); - ro_gui_set_icon_selected_state(dialog_search, - ICON_SEARCH_CASE_SENSITIVE, false); - ro_gui_set_icon_selected_state(dialog_search, - ICON_SEARCH_SHOW_ALL, false); - - ro_gui_search_set_status(true, NULL); - - ro_gui_wimp_event_memorise(dialog_search); - search_data.search_insert = true; -} - -/** - * Handle keypresses in the search dialog - * - * \param key wimp_key block - * \return true if keypress handled, false otherwise - */ -bool ro_gui_search_keypress(wimp_key *key) -{ - bool state; - search_flags_t flags; - - switch (key->c) { - case 1: { - flags = ro_gui_search_update_flags() - ^ SEARCH_FLAG_SHOWALL; - browser_window_search(search_data.search_window, NULL, - flags, - ro_gui_get_icon_string(dialog_search, - ICON_SEARCH_TEXT)); - } - break; - case 9: /* ctrl i */ - state = ro_gui_get_icon_selected_state(dialog_search, - ICON_SEARCH_CASE_SENSITIVE); - ro_gui_set_icon_selected_state(dialog_search, - ICON_SEARCH_CASE_SENSITIVE, !state); - flags = SEARCH_FLAG_FORWARDS | - ro_gui_search_update_flags(); - browser_window_search(search_data.search_window, NULL, - flags, - ro_gui_get_icon_string(dialog_search, - ICON_SEARCH_TEXT)); - return true; - case IS_WIMP_KEY | wimp_KEY_UP: - search_data.search_insert = true; - flags = ~SEARCH_FLAG_FORWARDS & - ro_gui_search_update_flags(); - browser_window_search(search_data.search_window, NULL, - flags, - ro_gui_get_icon_string(dialog_search, - ICON_SEARCH_TEXT)); - return true; - case IS_WIMP_KEY | wimp_KEY_DOWN: - search_data.search_insert = true; - flags = SEARCH_FLAG_FORWARDS | - ro_gui_search_update_flags(); - browser_window_search(search_data.search_window, NULL, - flags, - ro_gui_get_icon_string(dialog_search, - ICON_SEARCH_TEXT)); - return true; - - default: - if (key->c == 21) { - /* ctrl+u means the user's starting - * a new search */ - browser_window_search_clear( - search_data.search_window); - search_data.search_insert = true; - } - if (key->c == 8 || /* backspace */ - key->c == 21 || /* ctrl u */ - (key->c >= 0x20 && key->c <= 0x7f)) { - flags = SEARCH_FLAG_FORWARDS | - ro_gui_search_update_flags(); - ro_gui_search_set_forward_state(true, - search_data.search_window); - ro_gui_search_set_back_state(true, - search_data.search_window); - browser_window_search(search_data.search_window, - NULL, - flags, - ro_gui_get_icon_string( - dialog_search, - ICON_SEARCH_TEXT)); - return true; - } - break; - } - - return false; -} - -/** - * Ends the search - * \param w the search window handle (not used) - */ -void ro_gui_search_end(wimp_w w) -{ - browser_window_search_clear(search_data.search_window); -} - -/** -* Change the displayed search status. -* \param found search pattern matched in text -* \param p the pointer sent to search_verify_new() / search_create_context() -*/ - -void ro_gui_search_set_status(bool found, void *p) -{ - ro_gui_set_icon_string(dialog_search, ICON_SEARCH_STATUS, found ? "" : - messages_get("NotFound"), true); -} - -/** -* display hourglass while searching -* \param active start/stop indicator -* \param p the pointer sent to search_verify_new() / search_create_context() -*/ - -void ro_gui_search_set_hourglass(bool active, void *p) -{ - if (active) - xhourglass_on(); - - else - xhourglass_off(); -} - -/** -* activate search forwards button in gui -* \param active activate/inactivate -* \param p the pointer sent to search_verify_new() / search_create_context() -*/ - -void ro_gui_search_set_forward_state(bool active, void *p) -{ - ro_gui_set_icon_shaded_state(dialog_search, ICON_SEARCH_FIND_NEXT, - !active); -} - -/** -* activate search forwards button in gui -* \param active activate/inactivate -* \param p the pointer sent to search_verify_new() / search_create_context() -*/ - -void ro_gui_search_set_back_state(bool active, void *p) -{ - ro_gui_set_icon_shaded_state(dialog_search, ICON_SEARCH_FIND_PREV, - !active); -} - -/** -* retrieve state of 'case sensitive', 'show all' checks in gui -*/ -search_flags_t ro_gui_search_update_flags(void) -{ - search_flags_t flags; - flags = 0 | (ro_gui_get_icon_selected_state(dialog_search, - ICON_SEARCH_CASE_SENSITIVE) ? - SEARCH_FLAG_CASE_SENSITIVE : 0) | - (ro_gui_get_icon_selected_state(dialog_search, - ICON_SEARCH_SHOW_ALL) ? SEARCH_FLAG_SHOWALL : 0); - return flags; -} - |