From 2c4fa5e17399c1054f497e8d3659cebbbff25c6e Mon Sep 17 00:00:00 2001
From: "Kirill Lipatov (Leency)" <lipatov.kiril@gmail.com>
Date: Sun, 29 Mar 2020 10:57:14 +0000
Subject: [PATCH] WebView 2.0 beta 4: highlight a link as a single item, more
 refactoring

git-svn-id: svn://kolibrios.org@7757 a494cfbc-eb01-0410-851d-a64ba20cac60
---
 programs/cmm/TWB/TWB.c                        |  45 +++---
 programs/cmm/TWB/absolute_url.h               |  33 ++--
 programs/cmm/TWB/img_cache.h                  |   5 +-
 programs/cmm/TWB/links.h                      |  51 ++++--
 programs/cmm/TWB/unicode_tags.h               |  45 +++---
 programs/cmm/aelia/aelia.c                    |   2 +
 programs/cmm/browser/WebView.c                |  71 ++++----
 programs/cmm/browser/show_src.h               |   6 +-
 programs/cmm/codeview/codeview.c              | 153 +++++++++---------
 .../codeview/{show_src.h => highlight_c.h}    |  13 +-
 programs/cmm/codeview/html/homepage.htm       |   5 +-
 .../cmm/codeview/html/page_not_found_en.htm   |  12 +-
 programs/cmm/eolite/Eolite.c                  |   2 +
 programs/cmm/lib/list_box.h                   |   3 +
 programs/cmm/lib/patterns/history.h           |   2 +-
 programs/cmm/lib/strings.h                    |  80 +++++----
 programs/cmm/liza/liza.c                      |   1 -
 17 files changed, 268 insertions(+), 261 deletions(-)
 rename programs/cmm/codeview/{show_src.h => highlight_c.h} (86%)

diff --git a/programs/cmm/TWB/TWB.c b/programs/cmm/TWB/TWB.c
index fefe1217ac..6215b2eb17 100644
--- a/programs/cmm/TWB/TWB.c
+++ b/programs/cmm/TWB/TWB.c
@@ -2,8 +2,12 @@
 #include "..\TWB\anchors.h"
 #include "..\TWB\parce_tag.h"
 #include "..\TWB\absolute_url.h"
-char line[500];
 #include "..\TWB\unicode_tags.h"
+#include "..\TWB\img_cache.h"
+dword page_bg;
+dword link_color_inactive;
+dword link_color_active;
+#include "..\TWB\links.h"
 
 enum { ALIGN_LEFT, ALIGN_CENTER, ALIGN_RIGHT};
 
@@ -39,15 +43,10 @@ struct TWebBrowser {
 	void BufEncode();
 } WB1;
 
-dword page_bg;
-#include "..\TWB\img_cache.h"
-
-dword link_color_inactive;
-dword link_color_active;
+char line[500];
 
 bool link, cur_encoding, t_html, t_body;
 
-#include "..\TWB\links.h"
 
 dword bufpointer=0;
 dword bufsize=0;
@@ -57,7 +56,7 @@ char header[150];
 int body_magrin=6;
 int basic_line_h=22;
 
-scroll_bar scroll_wv = { 15,NULL,NULL,NULL,0,2,NULL,15,0,0xeeeeee,0xBBBbbb,0xeeeeee};
+scroll_bar scroll_wv = { 15,NULL,NULL,NULL,0,2,NULL,0,0,0xeeeeee,0xBBBbbb,0xeeeeee};
 
 //============================================================================================
 void TWebBrowser::DrawStyle()
@@ -128,8 +127,10 @@ void TWebBrowser::SetPageDefaults()
 	stolbec = 0;
 	line = 0;
 	zoom = 1;
-	if (o_bufpointer) free(o_bufpointer);
-	o_bufpointer = 0;
+	//hold original buffer
+	if (o_bufpointer) o_bufpointer=free(o_bufpointer);
+	o_bufpointer = malloc(bufsize);
+	memmov(o_bufpointer, bufpointer, bufsize);
 }
 //============================================================================================
 void TWebBrowser::AddCharToTheLine(unsigned char _char)
@@ -187,7 +188,7 @@ void TWebBrowser::ParseHtml(){
 				bukva = ESBYTE[bufpos+j];
 				chrcat(#unicode_symbol, bukva);
 			}
-			if (bukva = GetUnicodeSymbol(#unicode_symbol)) {
+			if (GetUnicodeSymbol(#line, #unicode_symbol, sizeof(line)-1)) {
 				bufpos += j;
 				CheckForLineBreak();
 			} else {
@@ -242,7 +243,7 @@ void TWebBrowser::ParseHtml(){
 			if (tag.name[strlen(#tag.name)-1]=='/') tag.name[strlen(#tag.name)-1]=NULL; //for br/ !!!!!!!!
 			if (tag.params) tag.parse_params();
 
-			if (tag.name) && (!tag.is("i")) && (!tag.is("svg")) {
+			if (tag.name) {
 				CheckForLineBreak();
 				DrawStyle();
 				if (tag.name) SetStyle();
@@ -300,12 +301,12 @@ void TWebBrowser::SetStyle() {
 		t_html = tag.opened;
 		return;
 	}
-	if(tag.is("title")) {
+	if (tag.is("title")) {
 		if (tag.opened) header=NULL;
 		return;
 	}
 	
-	IF(tag.is("q"))
+	if (tag.is("q"))
 	{
 		if (tag.opened)	{
 			meta_encoding = strlen(#line);
@@ -384,6 +385,7 @@ void TWebBrowser::SetStyle() {
 		return;
 	}
 	if (tag.is("br")) { NewLine(); return; }
+	if (tag.is("td")) { if (tag.opened) AddCharToTheLine(' '); return; }
 	if (tag.is("tr")) { if (tag.opened) NewLine(); return; }
 	if (tag.is("b")) || (tag.is("strong")) || (tag.is("big")) { style.b = tag.opened; return; }
 	if (tag.is("button")) { style.button = tag.opened; stolbec++; return; }
@@ -459,7 +461,7 @@ void TWebBrowser::SetStyle() {
 	if (tag.is("ul")) || (tag.is("ol")) {
 		if (!tag.opened)
 		{
-			style.li = tag.opened;
+			style.li = false;
 			style.li_tab--;
 			NewLine();
 		} 
@@ -495,17 +497,10 @@ void TWebBrowser::SetStyle() {
 //============================================================================================
 void TWebBrowser::BufEncode(dword set_new_encoding)
 {
-	if (cur_encoding == set_new_encoding) return;
-	if (o_bufpointer==0) {
-		o_bufpointer = malloc(bufsize);
-		strcpy(o_bufpointer, bufpointer);
-	} else {
-		strcpy(bufpointer, o_bufpointer);
+	if (cur_encoding != set_new_encoding) {
+		cur_encoding = set_new_encoding;
+		bufpointer = ChangeCharset(charsets[cur_encoding], "CP866", bufpointer);		
 	}
-	//debugval("cur_encoding    ", cur_encoding);
-	//debugval("set_new_encoding", set_new_encoding);
-	cur_encoding = set_new_encoding;
-	bufpointer = ChangeCharset(charsets[cur_encoding], "CP866", bufpointer);
 }
 //============================================================================================
 void TWebBrowser::DrawScroller()
diff --git a/programs/cmm/TWB/absolute_url.h b/programs/cmm/TWB/absolute_url.h
index 9115f9c0ac..4f2ce146ed 100644
--- a/programs/cmm/TWB/absolute_url.h
+++ b/programs/cmm/TWB/absolute_url.h
@@ -1,40 +1,33 @@
 
-dword GetAbsoluteURL(dword in_URL)
+:dword GetAbsoluteURL(dword new_URL, base_URL)
 {
 	int i;
-	dword orig_URL = in_URL;
+	dword orig_URL = new_URL;
 	char newurl[URL_SIZE+1];
+	strcpy(#newurl, base_URL);
 
-	while (i=strstr(in_URL, "&amp;"))
+	while (i=strstr(new_URL, "&amp;"))
 	{
 		strcpy(i+1, i+5);
 	}
 
-	if (check_is_the_url_absolute(in_URL)) return orig_URL;
+	if (check_is_the_url_absolute(new_URL)) return orig_URL;
 
-	IF (!strncmp(in_URL,"//", 2)) 
+	IF (!strncmp(new_URL,"//", 2)) 
 	{
 		strcpy(#newurl, "http:");
-		strcat(#newurl, in_URL);
+		strcat(#newurl, new_URL);
 		strcpy(orig_URL, #newurl);
 		return orig_URL;
 	}
 	
-	IF (!strncmp(in_URL,"./", 2)) in_URL+=2;
-	if (!http.transfer) 
-	{
-		strcpy(#newurl, history.current());
-	}
-	else
-	{
-		strcpy(#newurl, history.items.get(history.active-2)); 
-	}
+	IF (!strncmp(new_URL,"./", 2)) new_URL+=2;
 
-	if (ESBYTE[in_URL] == '/') //remove everything after site domain name
+	if (ESBYTE[new_URL] == '/') //remove everything after site domain name
 	{
 		i = strchr(#newurl+8, '/');
 		if (i) ESBYTE[i]=0;
-		in_URL+=1;
+		new_URL+=1;
 	}
 		
 	_CUT_ST_LEVEL_MARK:
@@ -44,16 +37,16 @@ dword GetAbsoluteURL(dword in_URL)
 		newurl[strrchr(#newurl, '/')] = 0x00;
 	}
 	
-	IF (!strncmp(in_URL,"../",3))
+	IF (!strncmp(new_URL,"../",3))
 	{
-		in_URL+=3;
+		new_URL+=3;
 		newurl[strrchr(#newurl, '/')-1] = 0x00;
 		goto _CUT_ST_LEVEL_MARK;
 	}
 	
 	if (newurl[strlen(#newurl)-1]<>'/') strcat(#newurl, "/"); 
 	
-	strcat(#newurl, in_URL);
+	strcat(#newurl, new_URL);
 	strcpy(orig_URL, #newurl);
 	return orig_URL;
 }
diff --git a/programs/cmm/TWB/img_cache.h b/programs/cmm/TWB/img_cache.h
index 3f2be1acb3..471af4753c 100644
--- a/programs/cmm/TWB/img_cache.h
+++ b/programs/cmm/TWB/img_cache.h
@@ -52,7 +52,9 @@ void ImageCache::Images(dword left1, top1, width1)
 	imgh = DSWORD[pics[cur_pic].image+8];
 	if (imgw > width1) imgw = width1;
 	
-	//draw_y += imgh + 5; TEMPORARY TURN OFF!!!
+	/*
+	draw_y += imgh + 5; TEMPORARY TURN OFF!!!
+	
 	if (top1+imgh<WB1.list.y) || (top1>WB1.list.y+WB1.list.h-10) return; //if all image is out of visible area
 	if (top1<WB1.list.y) //if image partly visible (at the top)
 	{
@@ -69,7 +71,6 @@ void ImageCache::Images(dword left1, top1, width1)
 	img_draw stdcall (pics[cur_pic].image, left1-5, top1, imgw, imgh,0,img_lines_first);
 	DrawBar(left1+imgw - 5, top1, WB1.list.w-imgw, imgh, page_bg);
 	DrawBar(WB1.list.x, top1+imgh, WB1.list.w, -imgh % WB1.list.item_h + WB1.list.item_h, page_bg);
-	/*
 	if (link)
 	{
 		UnsafeDefineButton(left1 - 5, top1, imgw, imgh-1, PageLinks.count + 400 + BT_HIDE, 0xB5BFC9);
diff --git a/programs/cmm/TWB/links.h b/programs/cmm/TWB/links.h
index 5a6ee590f6..d8e7386012 100644
--- a/programs/cmm/TWB/links.h
+++ b/programs/cmm/TWB/links.h
@@ -9,26 +9,30 @@ dword CursorFile = FROM "../TWB/pointer.cur";
 
 struct array_link {
 	dword link;
-	int x,y,w,h;
+	unsigned int x,y,w,h;
+	unsigned int unic_id;
 	int underline, underline_h;
 };
 
 struct LinksArray {
 	array_link links[MAXLINKS];
 	collection page_links;
-	int count;
-	int active;
+	unsigned int count;
+	unsigned int unic_count;
+	unsigned int active;
 	bool HoverAndProceed();
 	void AddLink();
 	void AddText();
 	dword GetURL();
 	void Clear();
+	void DrawUnderline();
 } PageLinks;
 
 void LinksArray::AddLink(dword lpath)
 {
 	if (count>= MAXLINKS) return;
 	page_links.add(lpath);
+	unic_count++;
 }
 
 void LinksArray::AddText(dword _x, _y, _w, _h, _link_underline, _underline_h)
@@ -41,6 +45,7 @@ void LinksArray::AddText(dword _x, _y, _w, _h, _link_underline, _underline_h)
 	links[count].underline = _link_underline;
 	links[count].underline_h = _underline_h;
 	links[count].link = page_links.get(page_links.count-1);
+	links[count].unic_id = unic_count;
 	count++;
 }
 
@@ -55,12 +60,24 @@ void LinksArray::Clear()
 	page_links.realloc_size = 4096 * 32;
 	count = 0;
 	active = -1;
+	unic_count = 0;
 	CursorPointer.Restore();
 }
 
+void LinksArray::DrawUnderline(dword und_id, list_first, list_y, color)
+{
+	int i;
+	for (i=0; i<count; i++) 
+	{
+		if (links[i].unic_id==links[und_id].unic_id) && (links[i].y + links[i].h - list_first > list_y) {
+			DrawBar(links[i].x, links[i].y + links[i].h - list_first, links[i].w, links[i].underline_h, color);
+		}		
+	}
+}
+
 PathShow_data status_text = {0, 17,250, 6, 250, 0, 0, 0x0, 0xFFFfff, 0, NULL, 0};
 
-bool LinksArray::HoverAndProceed(dword mx, my)
+bool LinksArray::HoverAndProceed(dword mx, my, list_y, list_first)
 {
 	int i;
 	if (!count) return true;
@@ -68,10 +85,10 @@ bool LinksArray::HoverAndProceed(dword mx, my)
 	{
 		if (mx>links[i].x) && (my>links[i].y) 
 		&& (mx<links[i].x+links[i].w) && (my<links[i].y+links[i].h)
-		&& (my>WB1.list.y+WB1.list.first)
+		&& (my>list_y+list_first)
 		{
 			if (mouse.lkm) && (mouse.down) {
-				DrawRectangle(links[active].x, -WB1.list.first + links[active].y, 
+				DrawRectangle(links[active].x, -list_first + links[active].y, 
 				links[active].w, links[active].h, 0);
 				return false;
 			}
@@ -91,10 +108,15 @@ bool LinksArray::HoverAndProceed(dword mx, my)
 			if (active==i) return false;
 			CursorPointer.Load(#CursorFile);
 			CursorPointer.Set();
-			if (links[active].underline) DrawUnderline(links[active].x, -WB1.list.first + links[active].y
-				+ links[active].h, links[active].w, links[active].underline_h, link_color_inactive);
-			if (links[i].underline) DrawUnderline(links[i].x, -WB1.list.first + links[i].y
-				+ links[i].h, links[i].w, links[i].underline_h, page_bg);
+
+			if (links[active].underline) {
+				DrawUnderline(active, list_first, list_y, link_color_inactive);			
+			}
+
+			if (links[i].underline) {
+				DrawUnderline(i, list_first, list_y, page_bg);
+			}
+
 			active = i;
 			DrawStatusBar(links[active].link);
 			return true;
@@ -104,15 +126,10 @@ bool LinksArray::HoverAndProceed(dword mx, my)
 	{
 		CursorPointer.Restore();
 		if (links[active].underline) {
-			DrawUnderline(links[active].x, -WB1.list.first + links[active].y + links[active].h,links[active].w, 
-				links[active].underline_h, link_color_inactive);
+			DrawUnderline(active, list_first, list_y, link_color_inactive);
 		}
-		DrawBar(status_text.start_x, status_text.start_y, status_text.area_size_x, 9, col_bg);
+		DrawStatusBar(NULL);
 		active = -1;
 	}
 }
 
-void DrawUnderline(dword x,y,w,h,color)
-{
-	if (y>WB1.list.y) DrawBar(x,y,w,h,color);
-}
diff --git a/programs/cmm/TWB/unicode_tags.h b/programs/cmm/TWB/unicode_tags.h
index d791574ce8..0f71c6dbe2 100644
--- a/programs/cmm/TWB/unicode_tags.h
+++ b/programs/cmm/TWB/unicode_tags.h
@@ -1,14 +1,9 @@
 char *unicode_symbols[]={
-"#32", " ",      
-"#34", "\"",     "quot","\"",
-"#38", "&",      "amp", "&",
-"#39", "'",
-"#039","'",
-"#60", "<",      "lt",  "<",
-"#62", ">",      "gt",  ">",
-"#91", "[",
-"#93", "]",
-"#96", "'",
+"quot","\"",
+"amp", "&",
+"lt",  "<",
+"gt",  ">",
+"#183","\31",   "middot", "\31", 
 "#149","-",
 "#151","-",
 "#160"," ",     "nbsp", " ",
@@ -32,11 +27,13 @@ char *unicode_symbols[]={
 
 "#8211", "-",
 "#8217", "'",
+"#8220", "\"",
 "#8222", "\"", "ldquo", "\"",
 "#8221", "\"", "rdquo", "\"",
 "#8470", "N",
 "#8722", "-",
 "#9642", "-", //square in the middle of the line
+"#65122", "+",
 
 "uarr",  "\24",
 "darr",  "\25",
@@ -53,33 +50,31 @@ char *unicode_symbols[]={
 
 unsigned char unicode_chars[] = "АБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыьэюяЁёhг\243i\105\244\0";
 
-bool GetUnicodeSymbol(dword in_tag)
+bool GetUnicodeSymbol(dword _line, in_tag, size)
 {
-	int j, specia1040;
+	int j;
+	int code;
 	
 	for (j=0; unicode_symbols[j]!=0; j+=2;) 
 	{
 		if (!strcmp(in_tag, unicode_symbols[j]))
 		{
-			strcat(#line, unicode_symbols[j+1]);
+			strncat(_line, unicode_symbols[j+1], size);
 			return true;
 		}
 	}
 
-	specia1040 = atoi(in_tag + 1) - 1040;
-	
-	if (ESBYTE[in_tag+1] == '1') && (specia1040>=0) 
-	&& (specia1040<=72) && (strlen(in_tag) == 5)
+	if (ESBYTE[in_tag]=='#') 
 	{
-		if (strlen(#line)<sizeof(line)-2) {
-			/*
-			j = strlen(#line);
-			line[j] = unicode_chars[specia1040];
-			line[j+1] = EOS;
-			*/
-			chrcat(#line, unicode_chars[specia1040]);
+		code = atoi(in_tag + 1);
+		if (code>=0) && (code<=255)	{
+			chrncat(_line, code, size); //NOT ALL ASCII CODES IN KOLIBRI ARE COMPATABLE WITH STANDARDS
+			return true;
+		}
+		if (code>=1040) && (code<=1040+72) {
+			chrncat(_line, unicode_chars[code-1040], size);
+			return true;
 		}
-		return true;
 	}
 
 	return false;
diff --git a/programs/cmm/aelia/aelia.c b/programs/cmm/aelia/aelia.c
index 79622bd990..c80e44de84 100644
--- a/programs/cmm/aelia/aelia.c
+++ b/programs/cmm/aelia/aelia.c
@@ -23,6 +23,8 @@ llist list;
 #include "canvas.h"
 #include "favicon.h"
 
+_history history;
+
 char default_dir[] = "/rd/1";
 od_filter filter2 = { 16, "TXT\0HTM\0HTML\0\0" };
 
diff --git a/programs/cmm/browser/WebView.c b/programs/cmm/browser/WebView.c
index e1c5e70dd0..e3b9b95a67 100644
--- a/programs/cmm/browser/WebView.c
+++ b/programs/cmm/browser/WebView.c
@@ -23,13 +23,26 @@
 #include "..\lib\obj\http.h"
 #include "..\lib\obj\iconv.h"
 #include "..\lib\obj\proc_lib.h"
+
 //useful patterns
 #include "..\lib\patterns\history.h"
 #include "..\lib\patterns\http_downloader.h"
 #include "..\lib\patterns\simple_open_dialog.h"
 
+#include "show_src.h"
+_http http = {0, 0, 0, 0, 0, 0, 0};
+#include "download_manager.h"
+_history history;
+#include "history.h"
+
+bool debug_mode = false;
+dword col_bg = 0xE3E2E2;
+dword panel_color  = 0xE3E2E2;
+dword border_color = 0x787878;
+#include "..\TWB\TWB.c"
+
 #ifdef LANG_RUS
-char version[]="Текстовый браузер 2.0 beta2";
+char version[]="Текстовый браузер 2.0 beta4";
 char page_not_found[] = FROM "html\\page_not_found_ru.htm""\0";
 char homepage[] = FROM "html\\homepage_ru.htm""\0";
 char help[] = FROM "html\\help_ru.htm""\0";
@@ -43,7 +56,7 @@ char link_menu[] =
 "Копировать ссылку
 Скачать содержимое ссылки";
 #else
-char version[]="Text-based Browser 2.0 beta2";
+char version[]="Text-based Browser 2.0 beta4";
 char page_not_found[] = FROM "html\\page_not_found_en.htm""\0";
 char homepage[] = FROM "html\\homepage_en.htm""\0";
 char help[] = FROM "html\\help_en.htm""\0";
@@ -60,19 +73,6 @@ Download link contents";
 
 #define URL_SIZE 4000
 
-dword col_bg = 0xE3E2E2;
-dword panel_color  = 0xE3E2E2;
-dword border_color = 0x787878;
-
-bool debug_mode = false;
-
-_http http = {0, 0, 0, 0, 0, 0, 0};
-
-#include "..\TWB\TWB.c"
-#include "history.h"
-#include "show_src.h"
-#include "download_manager.h"
-
 #define URL_SERVICE_HISTORY "WebView:history"
 #define URL_SERVICE_HOMEPAGE "WebView:home"
 #define URL_SERVICE_HELP "WebView:help"
@@ -158,7 +158,7 @@ void main()
 		case evMouse:
 			edit_box_mouse stdcall (#address_box);
 			mouse.get();
-			if (PageLinks.HoverAndProceed(mouse.x, WB1.list.first + mouse.y))
+			if (PageLinks.HoverAndProceed(mouse.x, WB1.list.first + mouse.y, WB1.list.y, WB1.list.first))
 			&& (mouse.pkm) && (mouse.up) {
 				if (WB1.list.MouseOver(mouse.x, mouse.y)) EventShowPageMenu(mouse.x, mouse.y);
 				break;
@@ -250,7 +250,7 @@ void main()
 						{
 							http.handle_redirect();
 							http.free();
-							GetAbsoluteURL(#http.redirect_url);
+							GetAbsoluteURL(#http.redirect_url, history.current());
 							debug("Redirect: "); debugln(#http.redirect_url);
 							history.back();
 							OpenPage(#http.redirect_url);
@@ -277,7 +277,7 @@ void SetElementSizes()
 	WB1.list.column_max = WB1.list.w - scroll_wv.size_x / WB1.list.font_w + 1;
 	WB1.list.visible = WB1.list.h;
 	if (WB1.list.w!=WB1.DrawBuf.bufw) {
-		WB1.DrawBuf.Init(WB1.list.x, WB1.list.y, WB1.list.w, 800*20);
+		WB1.DrawBuf.Init(WB1.list.x, WB1.list.y, WB1.list.w, 400*20);
 		OpenPage(history.current());
 	}
 }
@@ -301,13 +301,12 @@ void draw_window()
 	if (!header) {
 		OpenPage(history.current()); 
 		WB1.DrawScroller();
-	}
-	else { 
+	} else { 
 		WB1.DrawPage(); 
 		DrawOmnibox(); 
+		DrawRectangle(scroll_wv.start_x, scroll_wv.start_y, scroll_wv.size_x, 
+			scroll_wv.size_y-1, scroll_wv.bckg_col);
 	}
-	DrawRectangle(scroll_wv.start_x, scroll_wv.start_y, scroll_wv.size_x, 
-		scroll_wv.size_y-1, scroll_wv.bckg_col);
 	DrawProgress();
 }
 
@@ -401,21 +400,24 @@ void StopLoading()
 }
 
 //rewrite into 
-//bool strrpl(dword dst, from, to, dst_len); !!!!!!!!
-void ReplaceSpaceInUrl(dword url, size) {
+//bool strrpl(dword dst, from, into, dst_len);
+bool ReplaceSpaceInUrl(dword url, size) {
 	unsigned int i, j;
-	for (i=size-3; i>0; i--)
+	bool was_changed=false;
+	for (i=url+size-3; i>url; i--)
 	{
 		if (ESBYTE[i]!=' ') continue;
-		for (j=size-3; j>i; j--) {
+		for (j=url+size-3; j>=i; j--) {
+			ESBYTE[j+3]=ESBYTE[j+2];
 			ESBYTE[j+2]=ESBYTE[j+1];
 			ESBYTE[j+1]=ESBYTE[j];
 		}
 		ESBYTE[i] = '%';
 		ESBYTE[i+1] = '2';
 		ESBYTE[i+2] = '0';
+		was_changed = true;
 	}
-	debugln(url);
+	return was_changed;
 }
 
 bool GetLocalFileData(dword _path)
@@ -462,7 +464,11 @@ void OpenPage(dword _open_URL)
 		img_draw stdcall(skin.image, address_box.left+address_box.width+1, 
 			address_box.top-3, 17, skin.h, 85, SKIN_Y);
 
-		//ReplaceSpaceInUrl(#new_url, URL_SIZE);
+		if (ReplaceSpaceInUrl(#new_url, URL_SIZE)) {
+			strcpy(#editURL, #new_url);
+			DrawOmnibox();
+		}
+
 		if (!strncmp(#new_url,"http:",5)) {
 			http.get(#new_url);
 		} else if (!strncmp(#new_url,"https://",8)) {
@@ -509,7 +515,7 @@ void EventClickLink(dword _click_URL)
 	}
 
 	strcpy(#new_url, _click_URL);
-	GetAbsoluteURL(#new_url);
+	GetAbsoluteURL(#new_url, history.current());
 
 	if (strrchr(#new_url, '#')!=0) {
 		anchors.take_anchor_from(#new_url);
@@ -594,14 +600,13 @@ void LoadInternalPage(dword _bufdata, _in_bufsize){
 			strcat(#editURL, #anchors.current);
 			DrawOmnibox();
 		}
+		WB1.ParseHtml();
 		if (source_mode) {
 			source_mode = false;
-			WB1.ParseHtml();
 			ShowSource(bufpointer, bufsize);
-			return;
+		} else {
+			WB1.DrawPage();			
 		}
-		WB1.ParseHtml();
-		WB1.DrawPage();
 	}
 }
 
diff --git a/programs/cmm/browser/show_src.h b/programs/cmm/browser/show_src.h
index 146ad05ceb..0c49c9c7eb 100644
--- a/programs/cmm/browser/show_src.h
+++ b/programs/cmm/browser/show_src.h
@@ -38,8 +38,8 @@ dword ShowSource(dword _bufdata, _in_bufsize)
 	dword source_buf_start;
 
 	opened_font_counter=0;
-	source_buf_end = malloc(_in_bufsize*5);
-	source_buf_start = source_buf_end;
+	source_buf_start = malloc(_in_bufsize*5);
+	source_buf_end = source_buf_start;
 
 	SourceBufAdd(TEXT, "<html><head><title>View Source</title><body><pre>");
 
@@ -89,6 +89,6 @@ dword ShowSource(dword _bufdata, _in_bufsize)
 			source_buf_end++;
 	}
 	ESBYTE[source_buf_end] = 0;
-	LoadInternalPage(source_buf_start, _in_bufsize);
+	LoadInternalPage(source_buf_start, source_buf_end-source_buf_start);
 	free(source_buf_start);
 }
diff --git a/programs/cmm/codeview/codeview.c b/programs/cmm/codeview/codeview.c
index 6faac5c3cc..6d9b9ffbed 100644
--- a/programs/cmm/codeview/codeview.c
+++ b/programs/cmm/codeview/codeview.c
@@ -14,13 +14,11 @@
 #include "..\lib\obj\box_lib.h"
 #include "..\lib\obj\libio.h"
 #include "..\lib\obj\libimg.h"
-#include "..\lib\obj\http.h"
 #include "..\lib\obj\iconv.h"
+#include "..\lib\obj\proc_lib.h"
 
-#include "..\lib\patterns\history.h"
-#include "..\lib\patterns\http_downloader.h"
-
-_http http = {0, 0, 0, 0, 0, 0, 0};
+//useful patterns
+#include "..\lib\patterns\simple_open_dialog.h"
 
 char homepage[] = FROM "html\\homepage.htm""\0";
 char page_not_found[] = FROM "html\\page_not_found_en.htm""\0";
@@ -28,7 +26,7 @@ char page_not_found[] = FROM "html\\page_not_found_en.htm""\0";
 char version[]="C-- Code View";
 char accept_language[]= "Accept-Language: en\n";
 
-#define URL_SERVICE_HOME "CodeView://home"
+#define URL_SERVICE_HOME "CodeView:home"
 
 proc_info Form;
 
@@ -52,24 +50,33 @@ enum {
 
 #define URL_SIZE 4000;
 #include "..\TWB\TWB.c"
-#include "show_src.h"
+#include "highlight_c.h"
 
-char URL[URL_SIZE+1];
-char editURL[URL_SIZE+1];
+char default_dir[] = "/rd/1";
+od_filter filter2 = { 16, "C\0H\0C--\0H--\0CPP\0\0" };
+
+char current_path[URL_SIZE+1];
+char edit_path[URL_SIZE+1];
 int	mouse_twb;
-edit_box address_box = {250,60,30,0xffffff,0x94AECE,0xffffff,0xffffff,0x10000000,URL_SIZE-2,#editURL,#mouse_twb,2,19,19};
+edit_box address_box = {250,60,30,0xffffff,0x94AECE,0xffffff,0xffffff,0x10000000,URL_SIZE-2,#edit_path,#mouse_twb,2,19,19};
 
 #define SKIN_Y 24
 
-void main()
+void LoadLibraries()
 {
-	int i;
-	int id;
 	load_dll(boxlib, #box_lib_init,0);
 	load_dll(libio, #libio_init,1);
 	load_dll(libimg, #libimg_init,1);
 	load_dll(iconv_lib, #iconv_open,0);
-	if (param) strcpy(#URL, #param); else strcpy(#URL, URL_SERVICE_HOME);
+	load_dll(Proc_lib,  #OpenDialog_init,0);
+	OpenDialog_init stdcall (#o_dialog);
+}
+
+void main()
+{
+	int i;
+	LoadLibraries();
+	if (param) strcpy(#current_path, #param); else strcpy(#current_path, URL_SERVICE_HOME);
 	WB1.list.SetFont(8, 14, 10011000b);
 	WB1.list.no_selection = true;
 	SetEventMask(EVM_REDRAW + EVM_KEY + EVM_BUTTON + EVM_MOUSE + EVM_MOUSE_FILTER);
@@ -89,23 +96,28 @@ void main()
 			break;
 
 		case evButton:
-			id=GetButtonID();
-			if (1==id) ExitProcess();
+			if (GetButtonID()==1) ExitProcess();
 			break;
 
 		case evKey:
 			GetKeys();
 
 			if (SCAN_CODE_F5 == key_scancode) {
-				OpenPage();
+				OpenPage(#current_path);
 			}
 			if (SCAN_CODE_F3 == key_scancode) {
-				RunProgram("/rd/1/tinypad", #URL);
+				RunProgram("/rd/1/tinypad", #current_path);
+			}
+
+			if (key_modifier&KEY_LCTRL) || (key_modifier&KEY_RCTRL) {
+				if (key_scancode == SCAN_CODE_KEY_O) {EventOpenDialog();break;} 
 			}
 
 			if (address_box.flags & 0b10)  
 			{
-				if (key_ascii == ASCII_KEY_ENTER) EventGoToPage(); 
+				if (key_ascii == ASCII_KEY_ENTER) {
+					OpenPage(#edit_path);
+				}
 				else {
 					EAX = key_editbox; 
 					edit_box_key stdcall(#address_box);
@@ -126,7 +138,8 @@ void main()
 			if (Form.status_window>2) { DrawTitle(#header); break; }
 			if (Form.height<120) { MoveSize(OLD,OLD,OLD,120); break; }
 			if (Form.width<280) { MoveSize(OLD,OLD,280,OLD); break; }
-			Draw_Window();
+			SetElementSizes();
+			draw_window();
 			break;
 	}
 }
@@ -144,76 +157,48 @@ void SetElementSizes()
 	WB1.list.visible = WB1.list.h;
 	if (WB1.list.w!=WB1.DrawBuf.bufw) {
 		WB1.DrawBuf.Init(WB1.list.x, WB1.list.y, WB1.list.w, 32700);
-		OpenPage();
+		OpenPage(#current_path);
 	}
 }
 
-void Draw_Window()
+void draw_window()
 {
 	DrawBar(0,0, Form.cwidth,TOOLBAR_H-2, panel_color);
 	DrawBar(0,TOOLBAR_H-2, Form.cwidth,1, 0xD7D0D3);
 	DrawBar(0,TOOLBAR_H-1, Form.cwidth,1, border_color);
-	SetElementSizes();
 	DrawRectangle(address_box.left-3, address_box.top-3, address_box.width+4, 25,border_color);
 	DrawBar(0,Form.cheight - STATUSBAR_H, Form.cwidth,STATUSBAR_H, col_bg);
 	DrawBar(0,Form.cheight - STATUSBAR_H, Form.cwidth,1, border_color);
 	DrawEditBoxWebView();
-	if (!header) 
-		OpenPage(); 
-	else { 
+	if (!header) {
+		OpenPage(#current_path);
+	} else { 
 		WB1.DrawPage(); 
 		DrawEditBoxWebView(); 
 	}
 	DrawRectangle(scroll_wv.start_x, scroll_wv.start_y, scroll_wv.size_x, scroll_wv.size_y-1, scroll_wv.bckg_col);
 }
 
-void EventGoToPage()
-{
-	if (!editURL[0]) {
-		strcpy(#URL, URL_SERVICE_HOME);
-	}
-	else
-	{
-		strcpy(#URL, #editURL);
-	}
-	OpenPage();
-}
 
-
-void SetPageDefaults()
+void OpenPage(dword _path)
 {
-	strncpy(#header, #version, sizeof(header)-1);
-	WB1.list.count = WB1.list.first = 0;
-	cur_encoding = CH_NULL;
-}
-
-void OpenPage()
-{
-	char getUrl[URL_SIZE+1];
-	strcpy(#editURL, #URL);
-	history.add(#URL);
-	if (!strncmp(#URL,"CodeView:",8))
-	{
-		SetPageDefaults();
-		if (!strcmp(#URL, URL_SERVICE_HOME)) LoadInternalPage(#homepage, sizeof(homepage));
-		DrawEditBoxWebView();
+	dword buf, size;
+	strcpy(#current_path, _path);
+	if (streq(_path, URL_SERVICE_HOME)) {
+		LoadInternalPage(#homepage, sizeof(homepage)); 
 		return;
 	}
-	else
+	file_size stdcall (_path);
+	if (EBX)
 	{
-		file_size stdcall (#URL);
-		bufsize = EBX;
-		if (bufsize)
-		{
-			free(bufpointer);
-			bufpointer = malloc(bufsize);
-			SetPageDefaults();
-			ReadFile(0, bufsize, bufpointer, #URL);
-			ShowCodeSource();
-			LoadInternalPage(bufpointer, bufsize);	
-		}
-		ShowPage();
+		size = EBX;
+		buf = malloc(size);
+		ReadFile(0, size, buf, _path);
+		ShowCodeSource();
+		free(buf);
+		return;
 	}
+	LoadInternalPage(NULL,NULL);
 }
 
 DrawEditBoxWebView()
@@ -221,27 +206,43 @@ DrawEditBoxWebView()
 	int skin_x_offset;
 	DrawBar(address_box.left-2, address_box.top-2, address_box.width+3, 2, address_box.color);
 	DrawBar(address_box.left-2, address_box.top, 2, 22, address_box.color);
-	address_box.size = address_box.pos = address_box.shift = address_box.shift_old = strlen(#editURL);
+	address_box.size = address_box.pos = address_box.shift = address_box.shift_old = strlen(#edit_path);
 	address_box.offset = 0;
 	edit_box_draw stdcall(#address_box);
 	skin_x_offset = 51;
 	img_draw stdcall(skin.image, address_box.left+address_box.width+1, address_box.top-3, 17, skin.h, skin_x_offset, SKIN_Y);
 }
 
-void LoadInternalPage(dword bufpos, in_filesize){
-	bufsize = in_filesize;
-	bufpointer = bufpos;
-	ShowPage();
-}
-
-void ShowPage()
+void LoadInternalPage(dword _bufpos, _bufsize)
 {
+	if (bufpointer) free(bufpointer);
+
+	if (!_bufpos) || (!_bufsize) {
+		LoadInternalPage(#page_not_found, sizeof(page_not_found));
+		return;
+	}
+	strcpy(#edit_path, #current_path);
 	DrawEditBoxWebView();
-	if (!bufsize) LoadInternalPage(#page_not_found, sizeof(page_not_found));
+
+	bufpointer = _bufpos;
+	bufsize = _bufsize;
+	bufpointer = malloc(bufsize);
+	strcpy(bufpointer, _bufpos);
+
+	WB1.list.first = 0;
 	WB1.ParseHtml();
 	WB1.DrawPage();
 }
 
+void EventOpenDialog()
+{
+	OpenDialog_start stdcall (#o_dialog);
+	if (o_dialog.status) {
+		OpenPage(#openfile_path);
+	}
+}
+
+
 void DrawStatusBar() {return;};
 void EventClickLink() {return;};
 void EventShowLinkMenu() {return;};
diff --git a/programs/cmm/codeview/show_src.h b/programs/cmm/codeview/highlight_c.h
similarity index 86%
rename from programs/cmm/codeview/show_src.h
rename to programs/cmm/codeview/highlight_c.h
index a913bbb3b0..fc088b83f1 100644
--- a/programs/cmm/codeview/show_src.h
+++ b/programs/cmm/codeview/highlight_c.h
@@ -14,7 +14,7 @@ char* C_HL_keywords[] = {
     ":void ", ":int ", ":bool ", ":dword ", NULL
 };
 
-dword ShowCodeSource()
+dword ShowCodeSource(dword _bufpointer, _bufsize)
 {
 	dword new_buf, new_buf_start, i;
 	int mode = CODE;
@@ -24,11 +24,11 @@ dword ShowCodeSource()
 	dword keyn;
 	dword keycolor;
 
-	new_buf = malloc(bufsize*10);
+	new_buf = malloc(_bufsize*10);
 	new_buf_start = new_buf;
-	sprintf(new_buf,"<html><head><body><pre>",#URL);
+	sprintf(new_buf,"<html><head><title>%s</title><body><pre>",#current_path);
 	new_buf += strlen(new_buf);
-	for (i=bufpointer; i<bufpointer+bufsize; i++)
+	for (i=_bufpointer; i<_bufpointer+_bufsize; i++)
 	{
 		if ('<' == ESBYTE[i]) {
 			strcpy(new_buf, "&lt;");
@@ -116,7 +116,6 @@ dword ShowCodeSource()
 		_CONTINUE:		
 	}
 	ESBYTE[new_buf] = 0;
-	bufsize = new_buf - new_buf_start;
-	free(bufpointer);
-	bufpointer = new_buf_start;
+	LoadInternalPage(new_buf_start, new_buf - new_buf_start);
+	free(new_buf_start);
 }
\ No newline at end of file
diff --git a/programs/cmm/codeview/html/homepage.htm b/programs/cmm/codeview/html/homepage.htm
index 9ef5ec6b41..b715310528 100644
--- a/programs/cmm/codeview/html/homepage.htm
+++ b/programs/cmm/codeview/html/homepage.htm
@@ -5,8 +5,9 @@
 <body>
 
 <br>
-CodeView is a sipmle C--/C/C++ code viewer based on TWB component.
-
+CodeView is a sipmle C--/C/C++ code viewer based on TWB component.<br>
+<br>
+Press Ctrl+O to open a file.
 
 </body>
 </html>
\ No newline at end of file
diff --git a/programs/cmm/codeview/html/page_not_found_en.htm b/programs/cmm/codeview/html/page_not_found_en.htm
index 89a0ccede3..e1ab939c6a 100644
--- a/programs/cmm/codeview/html/page_not_found_en.htm
+++ b/programs/cmm/codeview/html/page_not_found_en.htm
@@ -1,14 +1,10 @@
 <html>
 <head>
-<meta http-equiv="content-type" content="text/html; charset=cp-866" />
-<title>File not found</title>
+	<meta charset=cp-866 />
+	<title>File not found</title>
 </head>
 <body>
-<h1>&nbsp;File not found</h1>
-<ul>
-	<li>
-		Check page address, there may have been made a typo.<br>
-	</li>
-</ul>
+	<h1>&nbsp;File not found</h1>
+	Please, check file address, there may have been made a typo.
 </body>
 </html>
\ No newline at end of file
diff --git a/programs/cmm/eolite/Eolite.c b/programs/cmm/eolite/Eolite.c
index 9960942e90..ef0060038e 100644
--- a/programs/cmm/eolite/Eolite.c
+++ b/programs/cmm/eolite/Eolite.c
@@ -50,6 +50,8 @@ enum {
 	ONLY_OPEN
 };
 
+_history history;
+
 struct Eolite_colors
 {
 	bool  def;
diff --git a/programs/cmm/lib/list_box.h b/programs/cmm/lib/list_box.h
index b953499358..e4f098696c 100644
--- a/programs/cmm/lib/list_box.h
+++ b/programs/cmm/lib/list_box.h
@@ -269,6 +269,8 @@ struct llist
 
 :void llist_copy(dword dest, src)
 {
+	memmov(dest, src, sizeof(llist));
+	/*
 	EDI = dest;
 	ESI = src;
 	EDI.llist.x = ESI.llist.x;
@@ -286,6 +288,7 @@ struct llist
 	EDI.llist.cur_y = ESI.llist.cur_y;
 	EDI.llist.column_max = ESI.llist.column_max;
 	EDI.llist.active = ESI.llist.active;
+	*/
 }
 
 #endif
\ No newline at end of file
diff --git a/programs/cmm/lib/patterns/history.h b/programs/cmm/lib/patterns/history.h
index e4ea4ccb8f..37beb177c0 100644
--- a/programs/cmm/lib/patterns/history.h
+++ b/programs/cmm/lib/patterns/history.h
@@ -7,7 +7,7 @@ struct _history {
 	int back();
 	int forward();
 	dword current();
-} history;
+};
 
 int _history::add(dword in)
 {
diff --git a/programs/cmm/lib/strings.h b/programs/cmm/lib/strings.h
index 501ad8ebd0..59261bce1d 100644
--- a/programs/cmm/lib/strings.h
+++ b/programs/cmm/lib/strings.h
@@ -114,6 +114,30 @@ L1:
   }
 }
 
+/*
+signed int strncmp(dword s1, s2, signed n)
+unsigned char _s1,_s2;
+{
+	if (n == 0)
+		return 0;
+	do {
+		_s1 = DSBYTE[s1];
+		_s2 = DSBYTE[s2];
+		if (_s1 != _s2)
+		{
+			$dec s2
+			return _s1 - _s2;
+		}
+		$inc s2
+		if (_s1 == 0)
+			break;
+		$inc s1
+		$dec n
+	} while (n);
+	return 0;
+}
+*/
+
 /*
 inline signed int strncmp(dword text1,text2,len)
 {
@@ -134,7 +158,7 @@ inline fastcall unsigned int strlen( EDI)
 	EAX-=2+ECX;
 }
 
-inline strnlen(dword str, dword maxlen)
+inline dword strnlen(dword str, dword maxlen)
 {
 	dword cp;
 	for (cp = str; (maxlen != 0) && (DSBYTE[cp] != '\0'); cp++, maxlen--);
@@ -181,19 +205,6 @@ inline signed int strcmp(dword text1, text2)
 	return 0;
 }
 
-/*
-TODO: rewrite streq() using pure assembliy
-
-inline fastcall void strcpy( EDI, ESI)
-{
-    $cld
-L2:
-    $lodsb
-    $stosb
-    $test al,al
-    $jnz L2
-}
-*/
 
 inline fastcall streq(ESI, EDI)
 {
@@ -212,31 +223,6 @@ inline fastcall streq(ESI, EDI)
 	return true;
 }
 
-/*
-signed int strncmp(dword s1, s2, signed n)
-unsigned char _s1,_s2;
-{
-	if (n == 0)
-		return 0;
-	do {
-		_s1 = DSBYTE[s1];
-		_s2 = DSBYTE[s2];
-		if (_s1 != _s2)
-		{
-			$dec s2
-			return _s1 - _s2;
-		}
-		$inc s2
-		if (_s1 == 0)
-			break;
-		$inc s1
-		$dec n
-	} while (n);
-	return 0;
-}
-*/
-
-
 inline fastcall void strcpy( EDI, ESI)
 {
     $cld
@@ -395,13 +381,13 @@ inline fastcall void strcat( EDI, ESI)
     }
 }
 
-:void strncat(dword dst, src, dword len)
+:void strncat(dword dst, src, len)
 {
 	while (ESBYTE[dst]) && (len) {
 		dst++;
 		len--;
 	}
-	while (ESBYTE[src]) && (len) {
+	while (ESBYTE[src]) && (len>1) {
 		ESBYTE[dst] = ESBYTE[src];
 		dst++;
 		src++;
@@ -410,6 +396,18 @@ inline fastcall void strcat( EDI, ESI)
 	ESBYTE[dst] = 0;
 }
 
+:void chrncat(dword dst, unsigned char s, dword len)
+{
+	while (ESBYTE[dst]) && (len) {
+		dst++;
+		len--;
+	}
+	if (len>1) {
+		ESBYTE[dst] = s;
+		ESBYTE[dst+1] = 0;
+	}
+}
+
 inline fastcall void chrcat(ESI, DI)
 {
     while (ESBYTE[ESI]) ESI++;
diff --git a/programs/cmm/liza/liza.c b/programs/cmm/liza/liza.c
index 117190d489..c1abc3ba8c 100644
--- a/programs/cmm/liza/liza.c
+++ b/programs/cmm/liza/liza.c
@@ -22,7 +22,6 @@
 #include "../lib/obj/netcode.h"
 #include "../lib/obj/iconv.h"
 //patterns
-#include "../lib/patterns/history.h"
 #include "../lib/patterns/http_downloader.h"
 //images
 byte letter_icons[sizeof(file "img/letter_icons.raw")] = FROM "img/letter_icons.raw";