mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-11-27 00:40:15 +03:00
381 lines
9.2 KiB
C
381 lines
9.2 KiB
C
/*
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* Copyright 2008-2012 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 <stdlib.h>
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#include <proto/iffparse.h>
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#include <proto/intuition.h>
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#include <proto/exec.h>
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#include <proto/datatypes.h>
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#include <proto/diskfont.h>
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#include <diskfont/diskfonttag.h>
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#include <datatypes/textclass.h>
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#include <datatypes/pictureclass.h>
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#include "utils/nsoption.h"
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#include "utils/utf8.h"
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#include "utils/nsurl.h"
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#include "netsurf/content.h"
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#include "netsurf/browser_window.h"
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#include "netsurf/plotters.h"
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#include "netsurf/keypress.h"
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#include "netsurf/window.h"
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#include "netsurf/clipboard.h"
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#include "amiga/bitmap.h"
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#include "amiga/clipboard.h"
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#include "amiga/drag.h"
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#include "amiga/filetype.h"
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#include "amiga/gui.h"
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#include "amiga/iff_cset.h"
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#include "amiga/iff_dr2d.h"
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#include "amiga/gui_menu.h"
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#include "amiga/utf8.h"
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#define ID_UTF8 MAKE_ID('U','T','F','8')
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static struct IFFHandle *iffh = NULL;
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static struct IFFHandle *ami_clipboard_init_internal(int unit)
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{
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struct IFFHandle *iffhandle = NULL;
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if((iffhandle = AllocIFF()))
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{
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if((iffhandle->iff_Stream = (ULONG)OpenClipboard(unit)))
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{
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InitIFFasClip(iffhandle);
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}
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}
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return iffhandle;
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}
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void ami_clipboard_init(void)
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{
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iffh = ami_clipboard_init_internal(0);
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}
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static void ami_clipboard_free_internal(struct IFFHandle *iffhandle)
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{
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if(iffhandle == NULL) return;
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if(iffhandle->iff_Stream) CloseClipboard((struct ClipboardHandle *)iffhandle->iff_Stream);
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FreeIFF(iffhandle);
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}
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void ami_clipboard_free(void)
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{
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ami_clipboard_free_internal(iffh);
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}
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void gui_start_selection(struct gui_window *g)
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{
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if(!g) return;
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if(!ami_gui_get_gui_window_2(g)->win) return;
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if(nsoption_bool(kiosk_mode) == true) return;
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ami_gui_menu_set_disabled(ami_gui_get_gui_window_2(g)->win, ami_gui_get_gui_window_2(g)->imenu, M_COPY, false);
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ami_gui_menu_set_disabled(ami_gui_get_gui_window_2(g)->win, ami_gui_get_gui_window_2(g)->imenu, M_CLEAR, false);
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if (browser_window_get_editor_flags(ami_gui_get_browser_window(g)) & BW_EDITOR_CAN_CUT)
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ami_gui_menu_set_disabled(ami_gui_get_gui_window_2(g)->win, ami_gui_get_gui_window_2(g)->imenu, M_CUT, false);
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}
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static char *ami_clipboard_cat_collection(struct CollectionItem *ci, LONG codeset, size_t *text_length)
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{
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struct CollectionItem *ci_new = NULL, *ci_next = NULL, *ci_curr = ci;
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size_t len = 0;
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char *text = NULL, *p;
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/* Scan the collected chunks to find out the total size.
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* If they are not in UTF-8, convert the chunks first and create a new CollectionItem list.
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*/
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do {
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switch(codeset) {
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case 106:
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len += ci_curr->ci_Size;
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break;
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case 0:
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if(ci_new) {
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ci_next->ci_Next = calloc(1, sizeof(struct CollectionItem));
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ci_next = ci_next->ci_Next;
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} else {
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ci_new = calloc(1, sizeof(struct CollectionItem));
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ci_next = ci_new;
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}
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utf8_from_local_encoding(ci_curr->ci_Data, ci_curr->ci_Size, (char **)&ci_next->ci_Data);
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ci_next->ci_Size = strlen(ci_next->ci_Data);
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len += ci_next->ci_Size;
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break;
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default:
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if(ci_new) {
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ci_next->ci_Next = calloc(1, sizeof(struct CollectionItem));
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ci_next = ci_next->ci_Next;
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} else {
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ci_new = calloc(1, sizeof(struct CollectionItem));
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ci_next = ci_new;
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}
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utf8_from_enc(ci_curr->ci_Data,
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(const char *)ObtainCharsetInfo(DFCS_NUMBER,
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codeset, DFCS_MIMENAME),
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ci_curr->ci_Size, (char **)&ci_next->ci_Data, NULL);
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ci_next->ci_Size = strlen(ci_next->ci_Data);
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len += ci_next->ci_Size;
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break;
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}
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} while ((ci_curr = ci_curr->ci_Next));
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text = malloc(len);
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if(text == NULL) return NULL;
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/* p points to the end of the buffer. This is because the chunks are
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* in the list in reverse order. */
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p = text + len;
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if(ci_new) {
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ci_curr = ci_new;
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} else {
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ci_curr = ci;
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}
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do {
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p -= ci_curr->ci_Size;
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memcpy(p, ci_curr->ci_Data, ci_curr->ci_Size);
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ci_next = ci_curr->ci_Next;
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if(ci_new) {
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free(ci_curr->ci_Data);
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free(ci_curr);
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}
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} while ((ci_curr = ci_next));
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*text_length = len;
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return text;
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}
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static void gui_get_clipboard(char **buffer, size_t *length)
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{
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struct CollectionItem *ci = NULL;
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struct StoredProperty *sp = NULL;
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struct CSet *cset;
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if(OpenIFF(iffh,IFFF_READ)) return;
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if(CollectionChunk(iffh,ID_FTXT,ID_CHRS)) return;
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if(PropChunk(iffh,ID_FTXT,ID_CSET)) return;
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if(CollectionChunk(iffh,ID_FTXT,ID_UTF8)) return;
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if(StopOnExit(iffh, ID_FTXT, ID_FORM)) return;
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ParseIFF(iffh,IFFPARSE_SCAN);
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if((ci = FindCollection(iffh, ID_FTXT, ID_UTF8))) {
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*buffer = ami_clipboard_cat_collection(ci, 106, length);
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} else if((ci = FindCollection(iffh, ID_FTXT, ID_CHRS))) {
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LONG codeset = 0;
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if((sp = FindProp(iffh, ID_FTXT, ID_CSET))) {
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cset = (struct CSet *)sp->sp_Data;
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codeset = cset->CodeSet;
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}
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*buffer = ami_clipboard_cat_collection(ci, codeset, length);
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}
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CloseIFF(iffh);
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}
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static void gui_set_clipboard(const char *buffer, size_t length,
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nsclipboard_styles styles[], int n_styles)
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{
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char *text;
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struct CSet cset = {0, {0}};
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if(buffer == NULL) return;
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if(!(OpenIFF(iffh, IFFF_WRITE)))
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{
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if(!(PushChunk(iffh, ID_FTXT, ID_FORM, IFFSIZE_UNKNOWN)))
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{
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if(nsoption_bool(clipboard_write_utf8))
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{
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if(!(PushChunk(iffh, 0, ID_CSET, 32)))
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{
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cset.CodeSet = 106; // UTF-8
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WriteChunkBytes(iffh, &cset, 32);
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PopChunk(iffh);
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}
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}
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}
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else
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{
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PopChunk(iffh);
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}
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if(!(PushChunk(iffh, 0, ID_CHRS, IFFSIZE_UNKNOWN))) {
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if(nsoption_bool(clipboard_write_utf8)) {
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WriteChunkBytes(iffh, buffer, length);
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} else {
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if(utf8_to_local_encoding(buffer, length, &text) == NSERROR_OK) {
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char *p;
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p = text;
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while(*p != '\0') {
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if(*p == 0xa0) *p = 0x20;
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p++;
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}
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WriteChunkBytes(iffh, text, strlen(text));
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ami_utf8_free(text);
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}
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}
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PopChunk(iffh);
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} else {
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PopChunk(iffh);
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}
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if(!(PushChunk(iffh, 0, ID_UTF8, IFFSIZE_UNKNOWN))) {
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WriteChunkBytes(iffh, buffer, length);
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PopChunk(iffh);
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} else {
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PopChunk(iffh);
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}
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CloseIFF(iffh);
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}
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}
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void ami_drag_selection(struct gui_window *g)
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{
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int x;
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int y;
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char *utf8text;
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char *sel;
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struct IFFHandle *old_iffh = iffh;
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struct gui_window_2 *gwin = ami_window_at_pointer(AMINS_WINDOW);
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/* NB: 'gwin' is at the drop point, 'g' is where the selection was dragged from.
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* These may be different if the selection has been dragged between windows. */
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if(!gwin)
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{
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DisplayBeep(scrn);
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return;
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}
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x = gwin->win->MouseX;
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y = gwin->win->MouseY;
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if(ami_text_box_at_point(gwin, (ULONG *)&x, (ULONG *)&y))
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{
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iffh = ami_clipboard_init_internal(1);
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browser_window_key_press(ami_gui_get_browser_window(g), NS_KEY_COPY_SELECTION);
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browser_window_mouse_click(ami_gui_get_browser_window(gwin->gw), BROWSER_MOUSE_PRESS_1, x, y);
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browser_window_key_press(ami_gui_get_browser_window(gwin->gw), NS_KEY_PASTE);
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ami_clipboard_free_internal(iffh);
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iffh = old_iffh;
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}
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else
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{
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x = gwin->win->MouseX;
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y = gwin->win->MouseY;
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if(ami_gadget_hit(gwin->objects[GID_URL], x, y))
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{
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if((sel = browser_window_get_selection(ami_gui_get_browser_window(g))))
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{
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utf8text = ami_utf8_easy(sel);
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RefreshSetGadgetAttrs((struct Gadget *)gwin->objects[GID_URL],
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gwin->win, NULL, STRINGA_TextVal, utf8text, TAG_DONE);
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free(sel);
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ami_utf8_free(utf8text);
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}
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}
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else if(ami_gadget_hit(gwin->objects[GID_SEARCHSTRING], x, y))
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{
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if((sel = browser_window_get_selection(ami_gui_get_browser_window(g))))
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{
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utf8text = ami_utf8_easy(sel);
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RefreshSetGadgetAttrs((struct Gadget *)gwin->objects[GID_SEARCHSTRING],
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gwin->win, NULL, STRINGA_TextVal, utf8text, TAG_DONE);
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free(sel);
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ami_utf8_free(utf8text);
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}
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}
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else
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{
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DisplayBeep(scrn);
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}
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}
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}
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bool ami_easy_clipboard(const char *text)
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{
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gui_set_clipboard(text, strlen(text), NULL, 0);
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return true;
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}
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bool ami_easy_clipboard_bitmap(struct bitmap *bitmap)
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{
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Object *dto = NULL;
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if((dto = ami_datatype_object_from_bitmap(bitmap)))
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{
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DoDTMethod(dto,NULL,NULL,DTM_COPY,NULL);
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DisposeDTObject(dto);
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}
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return true;
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}
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#ifdef WITH_NS_SVG
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bool ami_easy_clipboard_svg(struct hlcache_handle *c)
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{
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const uint8_t *source_data;
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size_t source_size;
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if (ami_mime_compare(c, "svg") == false) {
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return false;
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}
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source_data = content_get_source_data(c, &source_size);
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if (source_data == NULL) {
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return false;
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}
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if (!(OpenIFF(iffh,IFFF_WRITE))) {
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ami_svg_to_dr2d(iffh,
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(const char *)source_data,
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source_size,
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nsurl_access(hlcache_handle_get_url(c)));
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CloseIFF(iffh);
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}
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return true;
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}
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#endif
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static struct gui_clipboard_table clipboard_table = {
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.get = gui_get_clipboard,
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.set = gui_set_clipboard,
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};
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struct gui_clipboard_table *amiga_clipboard_table = &clipboard_table;
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