forked from KolibriOS/kolibrios
662 lines
17 KiB
C
662 lines
17 KiB
C
//HTML Viewer in C--
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//Copyright 2007-2013 by Veliant & Leency
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//Asper, lev, Lrz, Barsuk, Nable...
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//home icon - rachel fu, GPL licence
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#ifndef AUTOBUILD
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#include "lang.h--"
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#endif
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//libraries
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#define MEMSIZE 0x100000
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#include "..\lib\strings.h"
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#include "..\lib\gui.h"
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#include "..\lib\file_system.h"
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#include "..\lib\mem.h"
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#include "..\lib\draw_buf.h"
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#include "..\lib\list_box.h"
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#include "..\lib\cursor.h"
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//*.obj libraries
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#include "..\lib\obj\box_lib.h"
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#include "..\lib\obj\libio_lib.h"
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#include "..\lib\obj\libimg_lib.h"
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#include "..\lib\obj\http.h"
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#include "..\lib\obj\iconv.h"
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//useful patterns
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#include "..\lib\patterns\libimg_load_skin.h"
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char homepage[] = FROM "html\\homepage.htm";
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#ifdef LANG_RUS
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char version[]=" ’¥ªáâ®¢ë© ¡à 㧥à 1.21";
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?define IMAGES_CACHE_CLEARED "Šíè ª à⨮ª ®ç¨é¥"
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?define T_LAST_SLIDE "<EFBFBD>â® ¯®á«¥¤¨© á« ©¤"
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char loading[] = "‡ £à㧪 áâà ¨æë...<br>";
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char page_not_found[] = FROM "html\page_not_found_ru.htm";
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char accept_language[]= "Accept-Language: ru\n";
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#else
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char version[]=" Text-based Browser 1.21";
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?define IMAGES_CACHE_CLEARED "Images cache cleared"
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?define T_LAST_SLIDE "This slide is the last"
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char loading[] = "Loading...<br>";
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char page_not_found[] = FROM "html\page_not_found_en.htm";
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char accept_language[]= "Accept-Language: en\n";
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#endif
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proc_info Form;
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#define WIN_W 799
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#define WIN_H 559
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char search_path[]="http://nigma.ru/index.php?s=";
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char str_location[]="location\0";
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int redirected = 0;
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char stak[4096];
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int action_buf;
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dword http_transfer = 0;
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dword http_buffer;
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dword TAB_H = false; //19;
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dword TAB_W = 150;
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dword TOOLBAR_H = 31; //50;
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dword STATUSBAR_H = 15;
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dword col_bg;
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dword panel_color;
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dword border_color;
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progress_bar wv_progress_bar;
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byte souce_mode = false;
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enum {
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BACK_BUTTON=1000,
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FORWARD_BUTTON,
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REFRESH_BUTTON,
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GOTOURL_BUTTON,
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SEARCHWEB_BUTTON,
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SANDWICH_BUTTON
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};
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enum {
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ZOOM2x=1100,
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VIEW_SOURCE,
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EDIT_SOURCE,
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VIEW_HISTORY,
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FREE_IMG_CACHE,
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DOWNLOAD_MANAGER
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};
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#include "..\TWB\TWB.c"
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#include "menu_rmb.h"
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#include "history.h"
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#include "show_src.h"
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#include "network_get.h"
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#include "downloader.h"
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char editURL[sizeof(URL)];
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int mouse_twb;
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edit_box address_box = {250,55,34,0xffffff,0x94AECE,0xffffff,0xffffff,0,sizeof(URL),#editURL,#mouse_twb,2,19,19};
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#define URL_SERVICE_HISTORY "WebView://history"
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#define URL_SERVICE_HOME "WebView://home"
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#define URL_SERVICE_SOURCE "WebView://source:"
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libimg_image skin;
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int SetSkinColors()
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{
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dword image_data;
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image_data = DSDWORD[skin.image+24];
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col_bg = DSDWORD[image_data];
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panel_color = DSDWORD[skin.w*4*4 + image_data];
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border_color = DSDWORD[skin.w*4*7 + image_data];
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wv_progress_bar.progress_color = DSDWORD[skin.w*4*10 + image_data];
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$and col_bg, 0x00ffffff
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$and panel_color, 0x00ffffff
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$and border_color, 0x00ffffff
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$and wv_progress_bar.progress_color, 0x00ffffff
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}
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void DrawProgress()
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{
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unsigned long btn;
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if (http_transfer == 0) return;
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if (wv_progress_bar.max) btn = address_box.width*wv_progress_bar.value/wv_progress_bar.max; else btn = 30;
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DrawBar(address_box.left-1, address_box.top+15, btn, 2, wv_progress_bar.progress_color);
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}
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void main()
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{
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dword btn;
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int half_scroll_size;
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int scroll_used=0, show_menu;
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CursorPointer.Load(#CursorFile);
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load_dll(boxlib, #box_lib_init,0);
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load_dll(libio, #libio_init,1);
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load_dll(libimg, #libimg_init,1);
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load_dll(libHTTP, #http_lib_init,1);
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load_dll(iconv_lib, #iconv_open,0);
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//load_dll(kmenu, #akmenu_init,0);
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Libimg_LoadImage(#skin, abspath("wv_skin.png"));
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SetSkinColors();
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WB1.DrawBuf.zoom = 1;
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WB1.list.SetFont(8, 14, 10111000b);
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Form.width=WIN_W;
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Form.height=WIN_H;
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SetElementSizes();
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if (param) strcpy(#URL, #param); else strcpy(#URL, URL_SERVICE_HOME);
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OpenPage();
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CreateDir("/tmp0/1/downloads");
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SetEventMask(0xa7);
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BEGIN_LOOP_APPLICATION:
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WaitEventTimeout(2);
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switch(EAX & 0xFF)
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{
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CASE evMouse:
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if (!CheckActiveProcess(Form.ID)) break;
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//Edit URL
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edit_box_mouse stdcall (#address_box);
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mouse.get();
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//Links hover
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if (mouse.y>WB1.list.y) PageLinks.Hover(mouse.x, mouse.y, link_color_inactive, link_color_active, bg_color);
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//Menu
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if (mouse.y>WB1.list.y) && (mouse.y<Form.height) && (bufsize)
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{
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if (mouse.pkm) && (mouse.up)
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{
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CreateThread(#menu_rmb,#stak+4092);
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break;
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}
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}
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//Mouse scroll
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if (mouse.vert)
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{
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if (WB1.list.MouseScroll(mouse.vert)) WB1.Parse();
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}
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//Drag scroller
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scroll_wv.all_redraw = 0;
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if (!mouse.lkm) scroll_used=0;
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if (mouse.x>=scroll_wv.start_x) && (mouse.x<=scroll_wv.start_x+scroll_wv.size_x)
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&& (mouse.y>=scroll_wv.start_y+scroll_wv.btn_height) && (-scroll_wv.btn_height+scroll_wv.start_y+scroll_wv.size_y>mouse.y)
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&& (WB1.list.count>WB1.list.visible) && (mouse.lkm)
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{
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scroll_used=1;
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}
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if (scroll_used)
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{
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mouse.y = mouse.y + 5;
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half_scroll_size = WB1.list.h - 16 * WB1.list.visible / WB1.list.count - 3 /2;
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if (half_scroll_size+WB1.list.y>mouse.y) || (mouse.y<0) || (mouse.y>4000) mouse.y=half_scroll_size+WB1.list.y;
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btn=WB1.list.first;
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WB1.list.first = mouse.y -half_scroll_size -WB1.list.y * WB1.list.count / WB1.list.h;
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if (WB1.list.visible+WB1.list.first>WB1.list.count) WB1.list.first=WB1.list.count-WB1.list.visible;
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if (btn!=WB1.list.first) WB1.Parse();
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}
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break;
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case evButton:
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btn=GetButtonID();
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if (btn==1) ExitProcess();
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Scan(btn);
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break;
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case evKey:
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GetKeys();
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if (address_box.flags & 0b10)
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{
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if (key_ascii == ASCII_KEY_ENTER) Scan(key_scancode); else
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if (key_ascii != 0x0d) && (key_ascii != 183) && (key_ascii != 184) {EAX = key_ascii << 8; edit_box_key stdcall(#address_box);}
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}
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else
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{
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Scan(key_scancode);
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}
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break;
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case evReDraw:
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if (action_buf) Scan(action_buf);
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DefineAndDrawWindow(GetScreenWidth()-WIN_W/2,GetScreenHeight()-WIN_H/2,WIN_W,WIN_H,0x73,col_bg,0,0);
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GetProcessInfo(#Form, SelfInfo);
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if (Form.status_window>2) { DrawTitle(#header); break; }
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if (Form.height<120) MoveSize(OLD,OLD,OLD,120);
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if (Form.width<280) MoveSize(OLD,OLD,280,OLD);
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Draw_Window();
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break;
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case evNetwork:
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if (http_transfer > 0) {
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http_receive stdcall (http_transfer);
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$push EAX
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ESI = http_transfer;
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wv_progress_bar.max = ESI.http_msg.content_length;
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if (wv_progress_bar.value != ESI.http_msg.content_received)
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{
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wv_progress_bar.value = ESI.http_msg.content_received;
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DrawProgress();
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}
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$pop EAX
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if (EAX == 0) {
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ESI = http_transfer;
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// Handle redirects
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if (ESI.http_msg.status >= 300) && (ESI.http_msg.status < 400)
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{
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redirected++;
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if (redirected<=5)
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{
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http_find_header_field stdcall (http_transfer, #str_location);
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if (EAX!=0) {
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ESI = EAX;
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EDI = #URL;
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do {
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$lodsb;
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$stosb;
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} while (AL != 0) && (AL != 13) && (AL != 10));
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DSBYTE[EDI-1]='\0';
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}
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}
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else
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{
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//TODO: display error (too many redirects)
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}
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}
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else
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{
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redirected = 0;
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}
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// Loading the page is complete, free resources
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if (redirected>0)
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{
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http_free stdcall (http_transfer);
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http_transfer=0;
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PageLinks.GetAbsoluteURL(#URL);
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BrowserHistory.current--;
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strcpy(#editURL, #URL);
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DrawEditBox();
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OpenPage();
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}
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else
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{
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BrowserHistory.AddUrl();
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ESI = http_transfer;
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bufpointer = ESI.http_msg.content_ptr;
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bufsize = ESI.http_msg.content_received;
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http_free stdcall (http_transfer);
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http_transfer=0;
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SetPageDefaults();
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Draw_Window(); // stop button => refresh button
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}
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}
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}
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}
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goto BEGIN_LOOP_APPLICATION;
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}
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void SetElementSizes()
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{
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address_box.top = TOOLBAR_H-TAB_H/2-7+TAB_H;
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address_box.width = Form.cwidth - address_box.left - 25 - 22;
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WB1.list.SetSizes(0, TOOLBAR_H, Form.width - 10 - scroll_wv.size_x / WB1.DrawBuf.zoom,
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Form.cheight - TOOLBAR_H - STATUSBAR_H, WB1.list.font_h + WB1.DrawBuf.zoom + WB1.DrawBuf.zoom * WB1.DrawBuf.zoom);
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WB1.list.column_max = WB1.list.w - scroll_wv.size_x / WB1.list.font_w;
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WB1.list.visible = WB1.list.h - 5 / WB1.list.line_h;
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WB1.DrawBuf.Init(WB1.list.x, WB1.list.y, WB1.list.w, WB1.list.line_h);
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}
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void Draw_Window()
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{
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int img_off;
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// tab {
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if (TAB_H)
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{
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DrawBar(0, 0, TAB_W, TAB_H+1, panel_color);
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WriteText(5, 7, 0x80, 0xfdfdFd, "Index.htm");
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WriteText(4, 6, 0x80, 0, "Index.htm");
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DrawBar(TAB_W,0, Form.cwidth-TAB_W,TAB_H, col_bg);
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DrawBar(TAB_W-1,TAB_H, Form.cwidth-TAB_W+1,1, border_color);
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img_draw stdcall(skin.image, TAB_W-13, 0, 30, skin.h, 101, 0);
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}
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else DrawBar(0,0, Form.cwidth,1, col_bg);
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// }
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DrawBar(0,TAB_H+1, Form.cwidth,TOOLBAR_H-TAB_H-3, panel_color);
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DrawBar(0,TOOLBAR_H-2, Form.cwidth,1, 0xD7D0D3);
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DrawBar(0,TOOLBAR_H-1, Form.cwidth,1, border_color);
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SetElementSizes();
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DrawRectangle(address_box.left-2, address_box.top-3, address_box.width+4, 20,border_color);
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DrawRectangle(address_box.left-1, address_box.top-2, address_box.width+2, 18,address_box.color);
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DrawRectangle(address_box.left-1, address_box.top-1, address_box.width+2, 16,address_box.color);
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// < / >
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DefineButton(address_box.left-49, address_box.top-2, 23, skin.h-2, BACK_BUTTON+BT_HIDE, 0);
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DefineButton(address_box.left-25, address_box.top-2, 23, skin.h-2, FORWARD_BUTTON+BT_HIDE, 0);
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img_draw stdcall(skin.image, address_box.left-50, address_box.top-3, 48, skin.h, 3, 0);
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// refresh_BUTTON
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DefineButton(address_box.left+address_box.width+1, address_box.top-3, 16, skin.h-1, REFRESH_BUTTON+BT_HIDE+BT_NOFRAME, 0);
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if (http_transfer > 0) img_off = 131; else img_off = 52;
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img_draw stdcall(skin.image, address_box.left+address_box.width+1, address_box.top-3, 17, skin.h, img_off, 0);
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// config
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DefineButton(Form.cwidth-24, address_box.top-3, 19, skin.h-1, SANDWICH_BUTTON+BT_HIDE, 0);
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img_draw stdcall(skin.image, Form.cwidth-22, address_box.top-3, 16, skin.h, 85, 0);
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//status bar
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DrawBar(0,Form.cheight - STATUSBAR_H, Form.cwidth,STATUSBAR_H, col_bg);
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DrawBar(0,Form.cheight - STATUSBAR_H, Form.cwidth,1, border_color);
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ShowPage();
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DrawRectangle(scroll_wv.start_x, scroll_wv.start_y, scroll_wv.size_x, scroll_wv.size_y-1, scroll_wv.bckg_col);
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DrawProgress();
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}
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void Scan(dword id__)
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{
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action_buf=0;
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if (id__ >= 400) && (id__ < 1000)
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{
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ProcessLinks(id__);
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return;
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}
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switch (id__)
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{
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case SCAN_CODE_BS:
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case BACK_BUTTON:
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if (!BrowserHistory.GoBack()) return;
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OpenPage();
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return;
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case FORWARD_BUTTON:
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if (!BrowserHistory.GoForward()) return;
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OpenPage();
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return;
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case SCAN_CODE_HOME:
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case SCAN_CODE_END:
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case SCAN_CODE_PGUP:
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case SCAN_CODE_PGDN:
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if (WB1.list.ProcessKey(key_scancode)) WB1.Parse();
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return;
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case SCAN_CODE_UP:
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if (WB1.list.first <= 0) return;
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WB1.list.first--;
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WB1.Parse();
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return;
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case SCAN_CODE_DOWN:
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if (WB1.list.visible + WB1.list.first >= WB1.list.count) return;
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WB1.list.first++;
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WB1.Parse();
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return;
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case GOTOURL_BUTTON:
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case SCAN_CODE_ENTER: //enter
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if (!editURL[0]) return;
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if (strncmp(#editURL,"http:",5)) && (editURL[0]!='/') && (strncmp(#editURL,"WebView:",9)) strncpy(#URL,"http://",7);
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else
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URL[0] = 0;
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strcat(#URL, #editURL);
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OpenPage();
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return;
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case 063: //F5
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IF(address_box.flags & 0b10) return;
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case REFRESH_BUTTON:
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if (http_transfer > 0)
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{
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StopLoading();
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Draw_Window();
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}
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else OpenPage();
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return;
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case SANDWICH_BUTTON:
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mouse.y = TOOLBAR_H-6;
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mouse.x = Form.cwidth - 167;
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CreateThread(#menu_rmb,#stak+4092);
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return;
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case ZOOM2x:
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if (WB1.DrawBuf.zoom==2)
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{
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WB1.DrawBuf.zoom=1;
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WB1.list.SetFont(8, 14, 10111000b);
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}
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else
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{
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WB1.DrawBuf.zoom=2;
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WB1.list.SetFont(8, 14, 10111001b);
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}
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Draw_Window();
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return;
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case VIEW_SOURCE:
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WB1.list.first = 0;
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ShowSource();
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WB1.Parse();
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break;
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case EDIT_SOURCE:
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if (!strncmp(#URL,"http:",5))
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{
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WriteFile(bufsize, bufpointer, "/tmp0/1/WebView_tmp.htm");
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if (!EAX) RunProgram("/rd/1/tinypad", "/tmp0/1/WebView_tmp.htm");
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}
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else RunProgram("/rd/1/tinypad", #URL);
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return;
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case FREE_IMG_CACHE:
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ImgCache.Free();
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notify(IMAGES_CACHE_CLEARED);
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WB1.Parse();
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return;
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case VIEW_HISTORY:
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strcpy(#URL, URL_SERVICE_HISTORY);
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OpenPage();
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return;
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case DOWNLOAD_MANAGER:
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if (!downloader_opened) {
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strncpy(#DL_URL, "http://",7);
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CreateThread(#Downloader,#downloader_stak+4092);
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}
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return;
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/*
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case 020:
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case NEWTAB:
|
||
MoveSize(190,80,OLD,OLD);
|
||
RunProgram(#program_path, #URL);
|
||
return;
|
||
|
||
case SEARCHWEB_BUTTON:
|
||
sprintf(#URL,"%s%s",#search_path,#editURL);
|
||
OpenPage();
|
||
return;
|
||
*/
|
||
}
|
||
}
|
||
|
||
|
||
|
||
void ProcessLinks(int id)
|
||
{
|
||
if (http_transfer > 0)
|
||
{
|
||
StopLoading();
|
||
BrowserHistory.current--;
|
||
}
|
||
|
||
strcpy(#URL, PageLinks.GetURL(id-401));
|
||
//$1 - Condition Script
|
||
if (URL[0] == '$')
|
||
{
|
||
if (URL[1]=='-') && (condition_href) condition_href--;
|
||
else if (URL[1]=='+')
|
||
{
|
||
if (condition_href<condition_max) condition_href++; else notify(T_LAST_SLIDE);
|
||
}
|
||
else condition_href = atoi(#URL+1);
|
||
strcpy(#URL, BrowserHistory.CurrentUrl());
|
||
ShowPage();
|
||
return;
|
||
}
|
||
//#1
|
||
if (URL[0] == '#')
|
||
{
|
||
strcpy(#anchor, #URL+strrchr(#URL, '#'));
|
||
strcpy(#URL, BrowserHistory.CurrentUrl());
|
||
WB1.list.first=WB1.list.count-WB1.list.visible;
|
||
ShowPage();
|
||
return;
|
||
}
|
||
//liner.ru#1
|
||
if (strrchr(#URL, '#')!=-1)
|
||
{
|
||
strcpy(#anchor, #URL+strrchr(#URL, '#'));
|
||
URL[strrchr(#URL, '#')-1] = 0x00;
|
||
}
|
||
|
||
PageLinks.GetAbsoluteURL(#URL);
|
||
|
||
if (UrlExtIs(".png")==1) || (UrlExtIs(".gif")==1) || (UrlExtIs(".jpg")==1) || (UrlExtIs(".zip")==1) || (UrlExtIs(".kex")==1)
|
||
|| (UrlExtIs(".7z")==1) || (UrlExtIs("netcfg")==1)
|
||
{
|
||
//notify(#URL);
|
||
if (!strncmp(#URL,"http://", 7))
|
||
{
|
||
strcpy(#DL_URL, #URL);
|
||
CreateThread(#Downloader,#downloader_stak+4092);
|
||
}
|
||
else RunProgram("@open", #URL);
|
||
strcpy(#editURL, BrowserHistory.CurrentUrl());
|
||
strcpy(#URL, BrowserHistory.CurrentUrl());
|
||
return;
|
||
}
|
||
if (!strncmp(#URL,"mailto:", 7))
|
||
{
|
||
notify(#URL);
|
||
strcpy(#editURL, BrowserHistory.CurrentUrl());
|
||
strcpy(#URL, BrowserHistory.CurrentUrl());
|
||
return;
|
||
}
|
||
OpenPage();
|
||
return;
|
||
}
|
||
|
||
void StopLoading()
|
||
{
|
||
if (http_transfer)
|
||
{
|
||
EAX = http_transfer;
|
||
EAX = EAX.http_msg.content_ptr; // get pointer to data
|
||
$push EAX // save it on the stack
|
||
http_free stdcall (http_transfer); // abort connection
|
||
$pop EAX
|
||
free(EAX); // free data
|
||
http_transfer=0;
|
||
bufsize = 0;
|
||
bufpointer = free(bufpointer);
|
||
}
|
||
wv_progress_bar.value = 0;
|
||
img_draw stdcall(skin.image, address_box.left+address_box.width+1, address_box.top-3, 17, skin.h, 52, 0);
|
||
}
|
||
|
||
void SetPageDefaults()
|
||
{
|
||
strcpy(#header, #version);
|
||
pre_text = 0;
|
||
WB1.list.count = WB1.list.first = 0;
|
||
stroka = 0;
|
||
cur_encoding = CH_NULL;
|
||
if (o_bufpointer) o_bufpointer = free(o_bufpointer);
|
||
anchor_line_num=WB1.list.first;
|
||
anchor[0]='|';
|
||
}
|
||
|
||
void OpenPage()
|
||
{
|
||
StopLoading();
|
||
souce_mode = false;
|
||
strcpy(#editURL, #URL);
|
||
BrowserHistory.AddUrl();
|
||
if (!strncmp(#URL,"WebView:",8))
|
||
{
|
||
SetPageDefaults();
|
||
if (!strcmp(#URL, URL_SERVICE_HOME)) WB1.Prepare(#homepage, sizeof(homepage));
|
||
else if (!strcmp(#URL, URL_SERVICE_HISTORY)) ShowHistory();
|
||
return;
|
||
}
|
||
if (!strncmp(#URL,"http:",5))
|
||
{
|
||
img_draw stdcall(skin.image, address_box.left+address_box.width+1, address_box.top-3, 17, skin.h, 131, 0);
|
||
http_get stdcall (#URL, 0, 0, #accept_language);
|
||
http_transfer = EAX;
|
||
if (!http_transfer)
|
||
{
|
||
StopLoading();
|
||
bufsize = 0;
|
||
bufpointer = free(bufpointer);
|
||
ShowPage();
|
||
return;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
file_size stdcall (#URL);
|
||
bufsize = EBX;
|
||
if (bufsize)
|
||
{
|
||
free(bufpointer);
|
||
bufpointer = malloc(bufsize);
|
||
SetPageDefaults();
|
||
ReadFile(0, bufsize, bufpointer, #URL);
|
||
//ShowSource();
|
||
}
|
||
ShowPage();
|
||
}
|
||
}
|
||
|
||
DrawEditBox()
|
||
{
|
||
address_box.size = address_box.pos = address_box.shift = address_box.shift_old = strlen(#editURL);
|
||
address_box.offset = 0;
|
||
edit_box_draw stdcall(#address_box);
|
||
}
|
||
|
||
|
||
void ShowPage()
|
||
{
|
||
DrawEditBox();
|
||
if (!bufsize)
|
||
{
|
||
PageLinks.Clear();
|
||
if (http_transfer)
|
||
{
|
||
WB1.Prepare(#loading, sizeof(loading));
|
||
}
|
||
else
|
||
WB1.Prepare(#page_not_found, sizeof(page_not_found));
|
||
}
|
||
else
|
||
WB1.Parse();
|
||
|
||
if (!header) strcpy(#header, #version);
|
||
if (!strcmp(#version, #header)) DrawTitle(#header);
|
||
}
|
||
|
||
byte UrlExtIs(dword ext)
|
||
{
|
||
if (!strcmpi(#URL + strlen(#URL) - strlen(ext), ext)) return true;
|
||
return false;
|
||
}
|
||
|
||
|
||
char downloader_stak[4096];
|
||
stop: |