From b0297021f9d01e1e3238b1e1319ec999637291c3 Mon Sep 17 00:00:00 2001 From: "Kirill Lipatov (Leency)" Date: Fri, 27 Dec 2013 11:15:17 +0000 Subject: [PATCH] code refactoring #3 HTMLv 0.99.3: use list_box.h git-svn-id: svn://kolibrios.org@4415 a494cfbc-eb01-0410-851d-a64ba20cac60 --- programs/cmm/TWB/TWB.c | 61 ++++----- programs/cmm/TWB/img_cache.h | 4 + programs/cmm/TWB/some_code.h | 6 +- programs/cmm/browser/HTMLv.c | 242 ++++++++++++++++++----------------- programs/cmm/lib/list_box.h | 1 + 5 files changed, 154 insertions(+), 160 deletions(-) diff --git a/programs/cmm/TWB/TWB.c b/programs/cmm/TWB/TWB.c index a092d436c1..23d10118d9 100644 --- a/programs/cmm/TWB/TWB.c +++ b/programs/cmm/TWB/TWB.c @@ -1,5 +1,3 @@ -#include "..\lib\list_box.h" - int downloader_id; @@ -11,12 +9,9 @@ dword char download_path[]="/rd/1/.download"; char search_path[]="http://nigma.ru/index.php?s="; -struct lines{ - int visible, all, first, column_max; -}; struct TWebBrowser { - llist list; + llist list; //need #include "..\lib\list_box.h" void GetNewUrl(); void OpenPage(); void ReadHtml(byte); @@ -73,7 +68,7 @@ void TWebBrowser::DrawPage() return; } - if (stroka >= 0) && (stroka - 2 < lines.visible) && (line) && (!anchor) + if (stroka >= 0) && (stroka - 2 < list.visible) && (line) && (!anchor) { start_x = stolbec * 6 + list.x + magrin_left; start_y = stroka * 10 + list.y + magrin_left; @@ -172,25 +167,15 @@ void TWebBrowser::OpenPage() pre_text =0; if (!strcmp(get_URL_part(5),"http:"))) { - KillProcess(downloader_id); //убиваем старый процесс + KillProcess(downloader_id); DeleteFile(#download_path); IF (URL[strlen(#URL)-1]=='/') URL[strlen(#URL)-1]=NULL; downloader_id = RunProgram("/sys/network/downloader", #URL); - //Browser Hack v2.0 - /* - pause(60); - if (GetProcessSlot(downloader_id)<>0) - { - debug("Browser Hack v2.0: Killing downloader and trying to run it one more!"); - KillProcess(downloader_id); //убиваем старый процесс - downloader_id = RunProgram("/sys/network/downloader", #URL); - } - */ - IF (downloader_id<0) RunProgram("@notify", "Error running Downloader. Internet unavilable."); + IF (downloader_id<0) notify("Error running Downloader. Internet unavilable."); Draw_Window(); return; } - lines.first = lines.all =0; + list.first = list.count =0; ReadHtml(_WIN); WB1.ShowPage(); } @@ -237,7 +222,7 @@ void TWebBrowser::ParseHTML(dword bword){ DrawBufFill(); strcpy(#page_links,"|"); strcpy(#header, #version); - stroka = -lines.first; + stroka = -list.first; stolbec = 0; line = 0; @@ -335,13 +320,13 @@ void TWebBrowser::ParseHTML(dword bword){ if (tag[strlen(#tag)-1]=='/') tag[strlen(#tag)-1]=NULL; //for br/ if (tagparam) && (strlen(#tagparam) < 4000) GetNextParam(); - if (stolbec + strlen(#line) > lines.column_max) //============the same as NEXT_MARK + if (stolbec + strlen(#line) > list.column_max) //============the same as NEXT_MARK { perenos_num = strrchr(#line, ' '); - if (!perenos_num) && (strlen(#line)>lines.column_max) perenos_num=lines.column_max; + if (!perenos_num) && (strlen(#line)>list.column_max) perenos_num=list.column_max; strcpy(#temp, #line + perenos_num); //перенос по словам line[perenos_num] = 0x00; - if (stroka-1 > lines.visible) && (lines.first <>0) break 1; //уходим... + if (stroka-1 > list.visible) && (list.first <>0) break 1; //уходим... DrawPage(); strcpy(#line, #temp); TextGoDown(list.x + 5, stroka * 10 + list.y + 5, list.w - 20); //закрашиваем следущую строку @@ -363,14 +348,14 @@ void TWebBrowser::ParseHTML(dword bword){ } if (strlen(#line) lines.column_max) + if (stolbec + strlen(#line) > list.column_max) { NEXT_MARK: perenos_num = strrchr(#line, ' '); - if (!perenos_num) && (strlen(#line)>lines.column_max) perenos_num=lines.column_max; + if (!perenos_num) && (strlen(#line)>list.column_max) perenos_num=list.column_max; strcpy(#temp, #line + perenos_num); //перенос по словам line[perenos_num] = 0x00; - if (stroka-1 > lines.visible) && (lines.first <>0) break 1; //уходим... + if (stroka-1 > list.visible) && (list.first <>0) break 1; //уходим... DrawPage(); strcpy(#line, #temp); TextGoDown(list.x + 5, stroka * 10 + list.y + 5, list.w - 20); //закрашиваем следущую строку @@ -381,15 +366,15 @@ void TWebBrowser::ParseHTML(dword bword){ DrawPage(); //рисует последнюю строку, потом это надо убрать, оптимизировав код TextGoDown(list.x + 5, stroka * 10 + list.y + 5, list.w - 20); //закрашиваем следущую строку - if (lines.visible * 10 + 25 <= list.h) - DrawBar(list.x, lines.visible * 10 + list.y + 25, list.w, -lines.visible * 10 + list.h - 25, bg_color); + if (list.visible * 10 + 25 <= list.h) + DrawBar(list.x, list.visible * 10 + list.y + 25, list.w, -list.visible * 10 + list.h - 25, bg_color); if (stroka * 10 + 5 <= list.h) DrawBar(list.x, stroka * 10 + list.y + 5, list.w, -stroka * 10 + list.h - 5, bg_color); //закрашиваем всё до конца - if (lines.first == 0) lines.all = stroka; + if (list.first == 0) list.count = stroka; if (anchor) //если посреди текста появится новый якорь - будет бесконечный цикл { anchor=NULL; - lines.first=anchor_line_num; + list.first=anchor_line_num; ParseHTML(buf); } DrawScroller(); @@ -432,7 +417,7 @@ void TWebBrowser::WhatTextStyle(int left1, top1, width1) { if (anchor) && (!strcmp(#parametr, "id=")) //очень плохо!!! потому что если не последний тег, работать не будет { - if (!strcmp(#anchor, #options)) anchor_line_num=lines.first+stroka; + if (!strcmp(#anchor, #options)) anchor_line_num=list.first+stroka; } if (!chTag("body")) @@ -458,7 +443,7 @@ void TWebBrowser::WhatTextStyle(int left1, top1, width1) { do{ if (!strcmp(#parametr, "href=")) { - if (stroka - 1 > lines.visible) || (stroka < -2) return; + if (stroka - 1 > list.visible) || (stroka < -2) return; text_color_index++; text_colors[text_color_index] = text_colors[text_color_index-1]; @@ -473,7 +458,7 @@ void TWebBrowser::WhatTextStyle(int left1, top1, width1) { { if (!strcmp(#anchor, #options)) { - anchor_line_num=lines.first+stroka; + anchor_line_num=list.first+stroka; } } } while(GetNextParam()); @@ -578,7 +563,7 @@ void TWebBrowser::WhatTextStyle(int left1, top1, width1) { if (rez) { TextGoDown(left1, top1, width1); - if (stroka > -1) && (stroka - 2 < lines.visible) DrawBufBar(li_tab * 5 * 6 + left1 - 5, list.line_h/2-3, 2, 2, 0x555555); + if (stroka > -1) && (stroka - 2 < list.visible) DrawBufBar(li_tab * 5 * 6 + left1 - 5, list.line_h/2-3, 2, 2, 0x555555); } return; } @@ -629,9 +614,9 @@ void TWebBrowser::WhatTextStyle(int left1, top1, width1) { void TWebBrowser::DrawScroller() //не оптимальная отрисовка, но зато в одном месте { - scroll1.max_area = lines.all; - scroll1.cur_area = lines.visible; - scroll1.position = lines.first; + scroll1.max_area = list.count; + scroll1.cur_area = list.visible; + scroll1.position = list.first; scroll1.all_redraw=1; scroll1.start_x = WB1.list.x + WB1.list.w; diff --git a/programs/cmm/TWB/img_cache.h b/programs/cmm/TWB/img_cache.h index 4f5bceb6f7..6b02b88df7 100644 --- a/programs/cmm/TWB/img_cache.h +++ b/programs/cmm/TWB/img_cache.h @@ -42,6 +42,8 @@ void Images(int left1, top1, width1) if (strcmpn(#img_path, "http:", 5)!=0) || (strcmpn(#options, "http:", 5)!=0) { + debug("image options:"); + debug(#options); //get path: absolute or relative if (options[0]=='/') strcpy(#img_path, #options); @@ -50,6 +52,8 @@ void Images(int left1, top1, width1) img_path[strrchr(#img_path, '/')] = '\0'; strcat(#img_path, #options); } + debug("image img_path:"); + debug(#img_path); cur_pic=GetOrSetPicNum(#img_path); if (!pics[cur_pic].path) { diff --git a/programs/cmm/TWB/some_code.h b/programs/cmm/TWB/some_code.h index aa252583b3..d9de4c54ff 100644 --- a/programs/cmm/TWB/some_code.h +++ b/programs/cmm/TWB/some_code.h @@ -1,11 +1,7 @@ -enum { BACK=300, FORWARD, REFRESH, HOME, NEWTAB, GOTOURL, SEARCHWEB, INPUT_CH, INPUT_BT }; +enum { BACK=300, FORWARD, REFRESH, HOME, NEWTAB, GOTOURL, SEARCHWEB, INPUT_CH, INPUT_BT, BTN_UP, BTN_DOWN }; enum { _WIN, _DOS, _KOI, _UTF }; -#define ID1 178 -#define ID2 177 - - dword get_URL_part(int len) { char temp1[sizeof(URL)]; diff --git a/programs/cmm/browser/HTMLv.c b/programs/cmm/browser/HTMLv.c index 22c71ca440..9a74a8d191 100644 --- a/programs/cmm/browser/HTMLv.c +++ b/programs/cmm/browser/HTMLv.c @@ -16,6 +16,7 @@ #include "..\lib\file_system.h" #include "..\lib\mem.h" #include "..\lib\dll.h" +#include "..\lib\list_box.h" //*.obj libraries #include "..\lib\lib.obj\box_lib.h" #include "..\lib\lib.obj\libio_lib.h" @@ -25,10 +26,10 @@ #include "img\URLgoto.txt"; #ifdef LANG_RUS - char version[]=" ’ҐЄбв®ўл© Ўа г§Ґа 0.99.11"; - ?define IMAGES_CACHE_CLEARED "Љни Є авЁ­®Є ®зЁйҐ­" + char version[]=" ’ҐЄбв®ўл© Ўа г§Ґа 0.99.3"; + ?define IMAGES_CACHE_CLEARED "Љни Є авЁ­®Є ®зЁйҐ­" #else - char version[]=" Text-based Browser 0.99.11"; + char version[]=" Text-based Browser 0.99.3"; ?define IMAGES_CACHE_CLEARED "Images cache cleared" #endif @@ -69,8 +70,8 @@ void main() mem_Init(); if (load_dll2(boxlib, #box_lib_init,0)!=0) {notify("System Error: library doesn't exists /rd/1/lib/box_lib.obj"); ExitProcess();} - if (load_dll2(libio, #libio_init,1)!=0) debug("Error: library doesn't exists - libio"w); - if (load_dll2(libimg, #libimg_init,1)!=0) debug("Error: library doesn't exists - libimg"w); + if (load_dll2(libio, #libio_init,1)!=0) debug("Error: library doesn't exists - libio"); + if (load_dll2(libimg, #libimg_init,1)!=0) debug("Error: library doesn't exists - libimg"); if (!URL) strcpy(#URL, "/sys/index.htm"); strcpy(#editURL, #URL); @@ -90,9 +91,9 @@ void main() /* //not work well, so we are use custom way of processing scroll scrollbar_v_mouse (#scroll1); - if (lines.first <> scroll1.position) + if (WB1.list.first <> scroll1.position) { - lines.first = scroll1.position; + WB1.list.first = scroll1.position; WB1.ParseHTML(buf, filesize); }; */ @@ -118,40 +119,27 @@ void main() } } - if (m.vert==65535) + if (m.vert) { - if (lines.first==0) break; - if (lines.first>3) lines.first-=2; ELSE lines.first=1; - Scan(ID1); - break; - } - if (m.vert==1) - { - if(lines.visible+lines.first+3>=lines.all) Scan(181); - else - { - lines.first+=2; - Scan(ID2); - } - break; + if (WB1.list.MouseScroll(m.vert)) WB1.ParseHTML(buf); } if (!m.lkm) scroll_used=0; if (m.x>=scroll1.start_x) && (m.x<=scroll1.start_x+scroll1.size_x) && (m.y>=scroll1.start_y+scroll1.btn_height) && (-scroll1.btn_height+scroll1.start_y+scroll1.size_y>m.y) - && (lines.all>lines.visible) && (m.lkm) + && (WB1.list.count>WB1.list.visible) && (m.lkm) { scroll_used=1; } if (scroll_used) { - half_scroll_size = WB1.list.h - 16 * lines.visible / lines.all - 3 /2; - if (half_scroll_size+WB1.list.y>m.y) || (m.y<0) || (m.y>4000) m.y=half_scroll_size+WB1.list.y; //если курсор над окном - btn=lines.first; //сохраняем старое количество - lines.first = m.y -half_scroll_size -WB1.list.y * lines.all / WB1.list.h; - if (lines.visible+lines.first>lines.all) lines.first=lines.all-lines.visible; - if (btn<>lines.first) WB1.ParseHTML(buf); //чтоб лишний раз не перерисовывать + half_scroll_size = WB1.list.h - 16 * WB1.list.visible / WB1.list.count - 3 /2; + if (half_scroll_size+WB1.list.y>m.y) || (m.y<0) || (m.y>4000) m.y=half_scroll_size+WB1.list.y; //åñëè êóðñîð Г­Г Г¤ îêíîì + btn=WB1.list.first; //ñîõðàíÿåì ñòàðîå êîëè÷åñòâî + WB1.list.first = m.y -half_scroll_size -WB1.list.y * WB1.list.count / WB1.list.h; + if (WB1.list.visible+WB1.list.first>WB1.list.count) WB1.list.first=WB1.list.count-WB1.list.visible; + if (btn<>WB1.list.first) WB1.ParseHTML(buf); //÷òîá ëèøíèé ðàç Г­ГҐ ïåðåðèñîâûâàòü } break; @@ -170,13 +158,13 @@ void main() case evKey: key = GetKey(); - if (address_box.flags & 0b10) SWITCH(key) //если активна строка адреса игнорируем некоторые кнопки + if (address_box.flags & 0b10) SWITCH(key) //åñëè Г ГЄГІГЁГўГ­Г  ñòðîêà àäðåñà èãíîðèðóåì íåêîòîðûå êíîïêè { CASE 52: CASE 53: CASE 54: goto _EDIT_MARK; } Scan(key); _EDIT_MARK: - if (key<>0x0d) && (key<>183) && (key<>184) {EAX=key<<8; edit_box_key stdcall(#address_box);} //адресная строка + if (key<>0x0d) && (key<>183) && (key<>184) {EAX=key<<8; edit_box_key stdcall(#address_box);} //àäðåñíàÿ ñòðîêà break; case evReDraw: if (action_buf) { Scan(action_buf); action_buf=0;} @@ -187,7 +175,7 @@ void main() { if (GetProcessSlot(downloader_id)<>0) break; downloader_id=0; - lines.first = lines.all = 0; + WB1.list.first = WB1.list.count = 0; WB1.ReadHtml(_WIN); Draw_Window(); } @@ -199,8 +187,8 @@ void SetElementSizes() { address_box.width = Form.width-266; WB1.list.SetSizes(0, 44, Form.width - 10 - scroll1.size_x, Form.cheight - 44, 0, 10); - lines.column_max = WB1.list.w - 30 / 6; - lines.visible = WB1.list.h - 3 / WB1.list.line_h - 2; + WB1.list.column_max = WB1.list.w - 30 / 6; + WB1.list.visible = WB1.list.h - 3 / WB1.list.line_h - 2; DrawBufInit(); } @@ -235,74 +223,37 @@ void Draw_Window() SetElementSizes(); WB1.ShowPage(); - DefineButton(scroll1.start_x+1, scroll1.start_y+1, 16, 16, ID1+BT_HIDE, 0xE4DFE1); - DefineButton(scroll1.start_x+1, scroll1.start_y+scroll1.size_y-18, 16, 16, ID2+BT_HIDE, 0xE4DFE1); + DefineButton(scroll1.start_x+1, scroll1.start_y+1, 16, 16, BTN_UP+BT_HIDE, 0xE4DFE1); + DefineButton(scroll1.start_x+1, scroll1.start_y+scroll1.size_y-18, 16, 16, BTN_DOWN+BT_HIDE, 0xE4DFE1); } void Scan(int id) { - if (id >= 400) - { - GetURLfromPageLinks(id); - - //#1 - if (URL[0] == '#') - { - strcpy(#anchor, #URL+strrchr(#URL, '#')); - - strcpy(#URL, BrowserHistory.CurrentUrl()); - - lines.first=lines.all-lines.visible; - WB1.ShowPage(); - return; - } - //liner.ru#1 - if (strrchr(#URL, '#')<>-1) - { - strcpy(#anchor, #URL+strrchr(#URL, '#')); - URL[strrchr(#URL, '#')-1] = 0x00; //заглушка - } - - WB1.GetNewUrl(); - - if (!strcmp(#URL + strlen(#URL) - 4, ".gif")) || (!strcmp(#URL + strlen(#URL) - 4, ".png")) || (!strcmp(#URL + strlen(#URL) - 4, ".jpg")) - { - //if (strstr(#URL,"http:")) - RunProgram("/sys/media/kiv", #URL); - strcpy(#editURL, BrowserHistory.CurrentUrl()); - strcpy(#URL, BrowserHistory.CurrentUrl()); - return; - } - if (!strcmpn(#URL,"mailto:", 7)) - { - RunProgram("@notify", #URL); - strcpy(#editURL, BrowserHistory.CurrentUrl()); - strcpy(#URL, BrowserHistory.CurrentUrl()); - return; - } - - WB1.OpenPage(); - return; - } - - IF(lines.all < lines.visible) SWITCH(id) //если мало строк игнорируем некоторые кнопки - { CASE 183: CASE 184: CASE 180: CASE 181: return; } + if (id >= 400) ProcessLinks(id); switch (id) { case 011: //Ctrk+K WB1.ReadHtml(_KOI); - break; + WB1.ParseHTML(buf); + return; + case 021: //Ctrl+U WB1.ReadHtml(_UTF); - break; + WB1.ParseHTML(buf); + return; + case 004: //Ctrl+D WB1.ReadHtml(_DOS); - break; + WB1.ParseHTML(buf); + return; + case 002: //free img cache FreeImgCache(); - break; + WB1.ParseHTML(buf); + return; + case BACK: if (!BrowserHistory.GoBack()) return; WB1.OpenPage(); @@ -312,10 +263,13 @@ void Scan(int id) WB1.OpenPage(); return; case 052: //F3 - if (strcmp(get_URL_part(5),"http:")<>0) RunProgram("/rd/1/tinypad", #URL); else RunProgram("/rd/1/tinypad", #download_path); + if (strcmp(get_URL_part(5),"http:")<>0) RunProgram("/rd/1/tinypad", #URL); + else RunProgram("/rd/1/tinypad", #download_path); return; case 054: //F5 - IF(address_box.flags & 0b10) break; + IF(address_box.flags & 0b10) WB1.ParseHTML(buf); + return; + case REFRESH: if (GetProcessSlot(downloader_id)<>0) { @@ -324,12 +278,12 @@ void Scan(int id) Draw_Window(); return; } - anchor_line_num=lines.first; //весёлый костыль :Р + anchor_line_num=WB1.list.first; anchor[0]='|'; WB1.OpenPage(); return; - case 014: //Ctrl+N новое окно - case 020: //Ctrl+T новая вкладка + case 014: + case 020: case NEWTAB: MoveSize(190,80,OLD,OLD); RunProgram(#program_path, #URL); @@ -339,8 +293,6 @@ void Scan(int id) strcpy(#editURL, "http://kolibrios.org/en/index.htm"); case GOTOURL: case 0x0D: //enter - //почему ttp://? Господа, отличный вопрос. Дело в том, что это хак. - //strstr() если не нашло возвращает 0 и в случае успеха возвращает 0. Так что это хак. if ((strstr(#editURL,"ttp://")==0) && (editURL[0]!='/')) strcpy(#URL,"http://"); else URL[0] = 0; strcat(#URL, #editURL); WB1.OpenPage(); @@ -351,39 +303,95 @@ void Scan(int id) WB1.OpenPage(); return; - case ID1: //мотаем вверх - IF(lines.first <= 0) return; - lines.first--; - break; - case ID2: //мотаем вниз - IF(lines.visible + lines.first >= lines.all) return; - lines.first++; - break; case 183: //PgDown - IF(lines.first == lines.all - lines.visible) return; - lines.first += lines.visible + 2; - IF(lines.visible + lines.first > lines.all) lines.first = lines.all - lines.visible; - break; + if (WB1.list.count < WB1.list.visible) return; + IF(WB1.list.first == WB1.list.count - WB1.list.visible) return; + WB1.list.first += WB1.list.visible + 2; + IF(WB1.list.visible + WB1.list.first > WB1.list.count) WB1.list.first = WB1.list.count - WB1.list.visible; + WB1.ParseHTML(buf); + return; + case 184: //PgUp - IF(lines.first == 0) return; - lines.first -= lines.visible - 2; - IF(lines.first < 0) lines.first = 0; - break; + if (WB1.list.count < WB1.list.visible) return; + IF(WB1.list.first == 0) return; + WB1.list.first -= WB1.list.visible - 2; + IF(WB1.list.first < 0) WB1.list.first = 0; + WB1.ParseHTML(buf); + return; + + case 178: + case BTN_UP: //мотаем вверх + IF(WB1.list.first <= 0) return; + WB1.list.first--; + WB1.ParseHTML(buf); + return; + + case 177: + case BTN_DOWN: //мотаем РІРЅРёР· + IF(WB1.list.visible + WB1.list.first >= WB1.list.count) return; + WB1.list.first++; + WB1.ParseHTML(buf); + return; + case 180: //home - IF(lines.first == 0) return; - lines.first = 0; - break; + if (WB1.list.KeyHome()) WB1.ParseHTML(buf); + return; + case 181: //end - IF (lines.first == lines.all - lines.visible) return; - lines.first = lines.all - lines.visible; - break; - default: + if (WB1.list.count < WB1.list.visible) return; + if (WB1.list.KeyEnd()) WB1.ParseHTML(buf); return; } - WB1.ParseHTML(buf); +} + + + +void ProcessLinks(int id) +{ + GetURLfromPageLinks(id); + + //#1 + if (URL[0] == '#') + { + strcpy(#anchor, #URL+strrchr(#URL, '#')); + + strcpy(#URL, BrowserHistory.CurrentUrl()); + + WB1.list.first=WB1.list.count-WB1.list.visible; + WB1.ShowPage(); + return; + } + //liner.ru#1 + if (strrchr(#URL, '#')<>-1) + { + strcpy(#anchor, #URL+strrchr(#URL, '#')); + URL[strrchr(#URL, '#')-1] = 0x00; //çàãëóøêà + } + + WB1.GetNewUrl(); + + if (!strcmp(#URL + strlen(#URL) - 4, ".gif")) || (!strcmp(#URL + strlen(#URL) - 4, ".png")) || (!strcmp(#URL + strlen(#URL) - 4, ".jpg")) + { + //if (strstr(#URL,"http:")) + RunProgram("/sys/media/kiv", #URL); + strcpy(#editURL, BrowserHistory.CurrentUrl()); + strcpy(#URL, BrowserHistory.CurrentUrl()); + return; + } + if (!strcmpn(#URL,"mailto:", 7)) + { + notify(#URL); + strcpy(#editURL, BrowserHistory.CurrentUrl()); + strcpy(#URL, BrowserHistory.CurrentUrl()); + return; + } + + WB1.OpenPage(); + return; } + stop: diff --git a/programs/cmm/lib/list_box.h b/programs/cmm/lib/list_box.h index 68dbfd0735..69eb5cdf39 100644 --- a/programs/cmm/lib/list_box.h +++ b/programs/cmm/lib/list_box.h @@ -3,6 +3,7 @@ struct llist { int x, y, w, h, min_h, line_h, text_y; + int column_max; int count, visible, first, current; int active; void ClearList();