475 lines
12 KiB
C
475 lines
12 KiB
C
/*
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* Copyright 2008-9, 2013, 2017 Chris Young <chris@unsatisfactorysoftware.co.uk>
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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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#include "amiga/os3support.h"
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#include <string.h>
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#include <stdlib.h>
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#include <proto/gadtools.h>
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#include <proto/graphics.h>
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#include <proto/intuition.h>
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#include <libraries/gadtools.h>
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#ifdef __amigaos4__
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#include <intuition/menuclass.h>
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#endif
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#include <classes/window.h>
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#include <proto/label.h>
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#include <images/label.h>
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#include <proto/bitmap.h>
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#include <images/bitmap.h>
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#include <reaction/reaction_macros.h>
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#include "utils/log.h"
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#include "utils/messages.h"
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#include "amiga/gui.h"
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#include "amiga/libs.h"
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#include "amiga/menu.h"
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#include "amiga/utf8.h"
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enum {
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NSA_GLYPH_SUBMENU,
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NSA_GLYPH_AMIGAKEY,
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NSA_GLYPH_CHECKMARK,
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NSA_GLYPH_MX,
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NSA_GLYPH_MAX
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};
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#define NSA_MAX_HOTLIST_MENU_LEN 100
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static Object *restrict menu_glyph[NSA_GLYPH_MAX];
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static int menu_glyph_width[NSA_GLYPH_MAX];
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static bool menu_glyphs_loaded = false;
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bool ami_menu_get_selected(struct Menu *menu, struct IntuiMessage *msg)
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{
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bool checked = false;
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if(LIB_IS_AT_LEAST((struct Library *)IntuitionBase, 54, 6)) {
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#ifdef __amigaos4__
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ULONG state;
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struct ExtIntuiMessage *emsg = (struct ExtIntuiMessage *)msg;
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state = IDoMethod((Object *)menu, MM_GETSTATE, 0, emsg->eim_LongCode, MS_CHECKED);
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if(state & MS_CHECKED) checked = true;
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#endif
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} else {
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if(ItemAddress(menu, msg->Code)->Flags & CHECKED) checked = true;
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}
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return checked;
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}
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/* menu creation code */
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void ami_menu_free_lab_item(struct ami_menu_data **md, int i)
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{
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if(md[i] == NULL) return;
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if(md[i]->menulab &&
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(md[i]->menulab != NM_BARLABEL) &&
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(md[i]->menulab != ML_SEPARATOR)) {
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if(md[i]->menutype & MENU_IMAGE) {
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if(md[i]->menuobj) DisposeObject(md[i]->menuobj);
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}
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ami_utf8_free(md[i]->menulab);
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}
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if(md[i]->menukey != NULL) free(md[i]->menukey);
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md[i]->menulab = NULL;
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md[i]->menuobj = NULL;
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md[i]->menukey = NULL;
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md[i]->menutype = 0;
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free(md[i]);
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md[i] = NULL;
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}
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static void ami_menu_free_labs(struct ami_menu_data **md, int max)
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{
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int i;
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for(i = 0; i <= max; i++) {
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ami_menu_free_lab_item(md, i);
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}
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}
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void ami_menu_alloc_item(struct ami_menu_data **md, int num, UBYTE type,
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const char *restrict label, const char *restrict key, const char *restrict icon,
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void *restrict func, void *restrict hookdata, UWORD flags)
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{
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md[num] = calloc(1, sizeof(struct ami_menu_data));
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md[num]->menutype = type;
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md[num]->flags = flags;
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if(type == NM_END) return;
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if((label == NM_BARLABEL) || (strcmp(label, "--") == 0)) {
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md[num]->menulab = NM_BARLABEL;
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icon = NULL;
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} else { /* horrid non-generic stuff */
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if((num >= AMI_MENU_AREXX) && (num < AMI_MENU_AREXX_MAX)) {
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md[num]->menulab = strdup(label);
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} else {
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md[num]->menulab = ami_utf8_easy(messages_get(label));
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}
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}
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md[num]->menuicon = NULL;
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if(key) md[num]->menukey = strdup(key);
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if(func) md[num]->menu_hook.h_Entry = (HOOKFUNC)func;
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if(hookdata) md[num]->menu_hook.h_Data = hookdata;
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#ifdef __amigaos4__
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char menu_icon[1024];
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if(LIB_IS_AT_LEAST((struct Library *)GadToolsBase, 53, 7)) {
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if(icon) {
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if(ami_locate_resource(menu_icon, icon) == true) {
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md[num]->menuicon = (char *)strdup(menu_icon);
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} else {
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/* If the requested icon can't be found, put blank space in instead */
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md[num]->menuicon = (char *)strdup(NSA_SPACE);
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}
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}
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}
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#endif
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}
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static void ami_menu_load_glyphs(struct DrawInfo *dri)
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{
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#ifdef __amigaos4__
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if(LIB_IS_AT_LEAST((struct Library *)GadToolsBase, 53, 7)) {
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for(int i = 0; i < NSA_GLYPH_MAX; i++)
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menu_glyph[i] = NULL;
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menu_glyph[NSA_GLYPH_SUBMENU] = NewObject(NULL, "sysiclass",
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SYSIA_Which, MENUSUB,
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SYSIA_DrawInfo, dri,
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TAG_DONE);
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menu_glyph[NSA_GLYPH_AMIGAKEY] = NewObject(NULL, "sysiclass",
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SYSIA_Which, AMIGAKEY,
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SYSIA_DrawInfo, dri,
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TAG_DONE);
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GetAttr(IA_Width, menu_glyph[NSA_GLYPH_SUBMENU],
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(ULONG *)&menu_glyph_width[NSA_GLYPH_SUBMENU]);
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GetAttr(IA_Width, menu_glyph[NSA_GLYPH_AMIGAKEY],
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(ULONG *)&menu_glyph_width[NSA_GLYPH_AMIGAKEY]);
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menu_glyphs_loaded = true;
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}
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#endif
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}
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void ami_menu_free_glyphs(void)
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{
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#ifdef __amigaos4__
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if(LIB_IS_AT_LEAST((struct Library *)GadToolsBase, 53, 7)) {
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int i;
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if(menu_glyphs_loaded == false) return;
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for(i = 0; i < NSA_GLYPH_MAX; i++) {
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if(menu_glyph[i]) DisposeObject(menu_glyph[i]);
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menu_glyph[i] = NULL;
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};
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menu_glyphs_loaded = false;
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}
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#endif
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}
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static int ami_menu_calc_item_width(struct ami_menu_data **md, int j, struct RastPort *rp)
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{
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int space_width = TextLength(rp, " ", 1);
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int item_size;
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item_size = TextLength(rp, md[j]->menulab, strlen(md[j]->menulab));
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item_size += space_width;
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if(md[j]->menukey) {
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item_size += TextLength(rp, md[j]->menukey, 1);
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item_size += menu_glyph_width[NSA_GLYPH_AMIGAKEY];
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/**TODO: take account of the size of other imagery too
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*/
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} else {
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/* assume worst case - it doesn't really matter if we make menus wider */
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item_size += TextLength(rp, "M", 1);
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item_size += menu_glyph_width[NSA_GLYPH_AMIGAKEY];
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}
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if(md[j]->menuicon) {
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item_size += 16;
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}
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return item_size;
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}
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#ifdef __amigaos4__
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static int ami_menu_layout_mc_recursive(Object *menu_parent, struct ami_menu_data **md, int level, int i, int max)
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{
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int j;
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Object *menu_item = menu_parent;
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for(j = i; j < max; j++) {
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/* skip empty entries */
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if(md[j] == NULL) continue;
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if(md[j]->menutype == NM_IGNORE) continue;
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if(md[j]->menutype == level) {
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if(md[j]->menulab == NM_BARLABEL)
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md[j]->menulab = ML_SEPARATOR;
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if(level == NM_TITLE) {
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menu_item = NewObject(NULL, "menuclass",
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MA_Type, T_MENU,
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MA_ID, j,
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MA_Label, md[j]->menulab,
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TAG_DONE);
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} else {
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menu_item = NewObject(NULL, "menuclass",
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MA_Type, T_ITEM,
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MA_ID, j,
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MA_Label, md[j]->menulab,
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MA_Image,
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BitMapObj,
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IA_Scalable, TRUE,
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BITMAP_Screen, ami_gui_get_screen(),
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BITMAP_SourceFile, md[j]->menuicon,
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BITMAP_Masking, TRUE,
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BitMapEnd,
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MA_Key, md[j]->menukey,
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MA_UserData, &md[j]->menu_hook, /* NB: Intentionally UserData */
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MA_Disabled, (md[j]->flags & NM_ITEMDISABLED),
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MA_Selected, (md[j]->flags & CHECKED),
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MA_Toggle, (md[j]->flags & MENUTOGGLE),
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TAG_DONE);
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}
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NSLOG(netsurf, DEEPDEBUG,
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"Adding item %p ID %d (%s) to parent %p",
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menu_item, j, md[j]->menulab, menu_parent);
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IDoMethod(menu_parent, OM_ADDMEMBER, menu_item);
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continue;
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} else if (md[j]->menutype > level) {
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j = ami_menu_layout_mc_recursive(menu_item, md, md[j]->menutype, j, max);
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} else {
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break;
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}
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}
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return (j - 1);
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}
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static struct Menu *ami_menu_layout_mc(struct ami_menu_data **md, int max)
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{
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Object *menu_root = NewObject(NULL, "menuclass",
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MA_Type, T_ROOT,
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MA_EmbeddedKey, FALSE,
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TAG_DONE);
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ami_menu_layout_mc_recursive(menu_root, md, NM_TITLE, 0, max);
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return (struct Menu *)menu_root;
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}
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#endif
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static struct Menu *ami_menu_layout_gt(struct ami_menu_data **md, int max)
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{
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int i, j;
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int txtlen = 0;
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int left_posn = 0;
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struct NewMenu *nm;
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struct Menu *imenu = NULL;
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struct VisualInfo *vi;
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struct Screen *scrn = ami_gui_get_screen();
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struct RastPort *rp = &scrn->RastPort;
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struct DrawInfo *dri = GetScreenDrawInfo(scrn);
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int space_width = TextLength(rp, " ", 1);
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if(menu_glyphs_loaded == false)
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ami_menu_load_glyphs(dri);
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nm = calloc(1, sizeof(struct NewMenu) * (max + 1));
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if(nm == NULL) return NULL;
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for(i = 0; i < max; i++) {
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if(md[i] == NULL) {
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nm[i].nm_Type = NM_IGNORE;
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continue;
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}
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if(md[i]->menutype == NM_TITLE) {
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j = i + 1;
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txtlen = 0;
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do {
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if(md[j]->menulab != NM_BARLABEL) {
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if(md[j]->menutype == NM_ITEM) {
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int item_size = ami_menu_calc_item_width(md, j, rp);
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if(item_size > txtlen) {
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txtlen = item_size;
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}
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}
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}
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j++;
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} while((j <= max) && (md[j] != NULL) && (md[j]->menutype != NM_TITLE) && (md[j]->menutype != 0));
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}
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#ifdef __amigaos4__
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if(LIB_IS_AT_LEAST((struct Library *)GadToolsBase, 53, 7)) {
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/* GadTools 53.7+ only. For now we will only create the menu
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using label.image if there's a bitmap associated with the item. */
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if((md[i]->menuicon != NULL) && (md[i]->menulab != NM_BARLABEL)) {
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int icon_width = 0;
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Object *restrict submenuarrow = NULL;
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Object *restrict icon = BitMapObj,
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IA_Scalable, TRUE,
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BITMAP_Screen, scrn,
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BITMAP_SourceFile, md[i]->menuicon,
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BITMAP_Masking, TRUE,
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BitMapEnd;
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/* \todo make this scale the bitmap to these dimensions */
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SetAttrs(icon,
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BITMAP_Width, 16,
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BITMAP_Height, 16,
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TAG_DONE);
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GetAttr(IA_Width, icon, (ULONG *)&icon_width);
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if(md[i]->menutype != NM_SUB) {
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left_posn = txtlen;
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}
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left_posn = left_posn -
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TextLength(rp, md[i]->menulab, strlen(md[i]->menulab)) -
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icon_width - space_width;
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if((md[i]->menutype == NM_ITEM) && md[i+1] && (md[i+1]->menutype == NM_SUB)) {
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left_posn -= menu_glyph_width[NSA_GLYPH_SUBMENU];
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submenuarrow = NewObject(NULL, "sysiclass",
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SYSIA_Which, MENUSUB,
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SYSIA_DrawInfo, dri,
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IA_Left, left_posn,
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TAG_DONE);
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}
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md[i]->menuobj = LabelObj,
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LABEL_MenuMode, TRUE,
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LABEL_DrawInfo, dri,
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LABEL_DisposeImage, TRUE,
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LABEL_Image, icon,
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LABEL_Text, " ",
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LABEL_Text, md[i]->menulab,
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LABEL_DisposeImage, TRUE,
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LABEL_Image, submenuarrow,
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LabelEnd;
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if(md[i]->menuobj) md[i]->menutype |= MENU_IMAGE;
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}
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}
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#endif
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nm[i].nm_Type = md[i]->menutype;
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if(md[i]->menuobj)
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nm[i].nm_Label = (void *)md[i]->menuobj;
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else
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nm[i].nm_Label = md[i]->menulab;
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if((md[i]->menukey) && (strlen(md[i]->menukey) == 1)) {
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nm[i].nm_CommKey = md[i]->menukey;
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}
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nm[i].nm_Flags = md[i]->flags;
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if(md[i]->menu_hook.h_Entry) nm[i].nm_UserData = &md[i]->menu_hook;
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if(md[i]->menuicon) {
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free(md[i]->menuicon);
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md[i]->menuicon = NULL;
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}
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}
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FreeScreenDrawInfo(scrn, dri);
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vi = GetVisualInfo(scrn, TAG_DONE);
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imenu = CreateMenus(nm, TAG_DONE);
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LayoutMenus(imenu, vi,
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GTMN_NewLookMenus, TRUE, TAG_DONE);
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free(nm);
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FreeVisualInfo(vi); /* Not using GadTools after layout so shouldn't need this */
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return imenu;
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}
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struct Menu *ami_menu_layout(struct ami_menu_data **md, int max)
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{
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if(LIB_IS_AT_LEAST((struct Library *)IntuitionBase, 54, 6)) {
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#ifdef __amigaos4__
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return ami_menu_layout_mc(md, max);
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#endif
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} else {
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return ami_menu_layout_gt(md, max);
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}
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}
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void ami_menu_free_menu(struct ami_menu_data **md, int max, struct Menu *imenu)
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{
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ami_menu_free_labs(md, max);
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if(LIB_IS_AT_LEAST((struct Library *)IntuitionBase, 54, 6)) {
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DisposeObject((Object *)imenu); // if we detach our menu from the window we need to do this manually
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} else {
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FreeMenus(imenu);
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}
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}
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void ami_menu_refresh(struct Menu *menu, struct ami_menu_data **md, int menu_item, int max,
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nserror (*cb)(struct ami_menu_data **md))
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{
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#ifdef __amigaos4__
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Object *restrict obj;
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Object *restrict menu_item_obj;
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int i;
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if(menu == NULL) return;
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if(LIB_IS_AT_LEAST((struct Library *)IntuitionBase, 54, 6)) {
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/* find the address of the menu */
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menu_item_obj = (Object *)IDoMethod((Object *)menu, MM_FINDID, 0, menu_item);
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/* remove all children */
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while((obj = (Object *)IDoMethod(menu_item_obj, MM_NEXTCHILD, 0, NULL)) != NULL) {
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IDoMethod(menu_item_obj, OM_REMMEMBER, obj);
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DisposeObject(obj);
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}
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/* free associated data */
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for(i = (menu_item + 1); i <= max; i++) {
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if(md[i] == NULL) continue;
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ami_menu_free_lab_item(md, i);
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}
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/* get current data */
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cb(md);
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/* re-add items to menu */
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ami_menu_layout_mc_recursive(menu_item_obj, md, NM_ITEM, (menu_item + 1), max);
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}
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#endif
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}
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