forked from KolibriOS/kolibrios
633 lines
16 KiB
C
633 lines
16 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\kolibri.h"
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#include "..\lib\strings.h"
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#include "..\lib\figures.h"
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#include "..\lib\encoding.h"
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#include "..\lib\file_system.h"
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#include "..\lib\mem.h"
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#include "..\lib\dll.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\lib.obj\box_lib.h"
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#include "..\lib\lib.obj\libio_lib.h"
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#include "..\lib\lib.obj\libimg_lib.h"
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#include "..\lib\lib.obj\http.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 1.0 Beta 3";
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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 1.0 Beta 3";
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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 640
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#define WIN_H 480
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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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mouse m;
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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 =16;
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dword col_bg = 0xE4DFE1;
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dword panel_color = 0xF1F1F1;
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dword border_color = 0x9F9F9F;
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pb progress_bar = {0, 10, 83, 150, 12, 0, 0, 100, 0xeeeEEE, 8072B7EBh, 0x9F9F9F};
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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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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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enum { BACK=300, FORWARD, REFRESH, HOME, NEWTAB, GOTOURL, SEARCHWEB, INPUT_CH, INPUT_BT, BTN_UP, BTN_DOWN };
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struct skin {
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dword image, w, h;
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} skin;
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int LoadSkin()
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{
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skin.image = load_image(abspath("wv_skin.png"));
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if (!skin.image) notify("WebView skin file 'wv_skin.png' not found, program will terminate");
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skin.w = DSWORD[skin.image+4];
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skin.h = DSWORD[skin.image+8];
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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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//progressbar_draw stdcall(#progress_bar);
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progress_bar.width = progress_bar.left = 0;
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if (http_transfer == 0) return;
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if (progress_bar.max) btn = address_box.width*progress_bar.value/progress_bar.max; else btn = 30;
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DrawBar(address_box.left-1, address_box.top+14, btn, 2, progress_bar.progress_color);
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}
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void main()
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{
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unsigned long key, btn;
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int half_scroll_size;
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int scroll_used=0, show_menu;
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mem_Init();
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CursorPointer.Load(#CursorFile);
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if (load_dll2(boxlib, #box_lib_init,0)!=0) notify("System Error: library doesn't exists /rd/1/lib/box_lib.obj");
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if (load_dll2(libio, #libio_init,1)!=0) notify("Error: library doesn't exists - libio");
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if (load_dll2(libimg, #libimg_init,1)!=0) notify("Error: library doesn't exists - libimg");
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if (load_dll2(libHTTP, #http_lib_init,1)!=0) notify("Error: library doesn't exists - http");
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LoadSkin();
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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 (!URL) strcpy(#URL, URL_SERVICE_HOME);
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OpenPage();
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SetEventMask(0xa7);
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loop()
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{
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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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m.get();
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//Links hover
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if (m.y>WB1.list.y) PageLinks.Hover(m.x, m.y, link_color_inactive, link_color_active, bg_color);
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//Menu
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if (m.y>WB1.list.y) && (m.y<Form.height) && (bufsize)
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{
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if (m.pkm)
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{
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show_menu = 1;
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}
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if (!m.pkm) && (show_menu)
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{
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show_menu = 0;
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SwitchToAnotherThread();
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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 (m.vert)
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{
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if (WB1.list.MouseScroll(m.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 (!m.lkm) scroll_used=0;
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if (m.x>=scroll_wv.start_x) && (m.x<=scroll_wv.start_x+scroll_wv.size_x)
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&& (m.y>=scroll_wv.start_y+scroll_wv.btn_height) && (-scroll_wv.btn_height+scroll_wv.start_y+scroll_wv.size_y>m.y)
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&& (WB1.list.count>WB1.list.visible) && (m.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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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>m.y) || (m.y<0) || (m.y>4000) m.y=half_scroll_size+WB1.list.y;
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btn=WB1.list.first;
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WB1.list.first = m.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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key = GetKey();
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if (address_box.flags & 0b10) SWITCH(key)
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{ CASE 52: CASE 53: CASE 54: goto _EDIT_MARK; }
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Scan(key);
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_EDIT_MARK:
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if (key<>0x0d) && (key<>183) && (key<>184) {EAX=key<<8; edit_box_key stdcall(#address_box);}
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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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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_process stdcall (http_transfer);
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$push EAX
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ESI = http_transfer;
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progress_bar.max = ESI.http_msg.content_length;
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if (progress_bar.value != ESI.http_msg.content_received)
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{
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progress_bar.value = ESI.http_msg.content_received;
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DrawProgress();
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}
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$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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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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}
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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, Form.cheight - TOOLBAR_H - STATUSBAR_H, 0, 10);
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WB1.list.column_max = WB1.list.w - scroll_wv.size_x / 6;
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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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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); return; }
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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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// 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, 0xe9e9e9);
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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-1, address_box.top-1, address_box.width+2, 16,address_box.color);
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DrawRectangle(address_box.left-2, address_box.top-2, address_box.width+4, 18,border_color);
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// < / >
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DefineButton(address_box.left-49, address_box.top-1, 23, skin.h-2, 300+BT_HIDE, 0);
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DefineButton(address_box.left-25, address_box.top-1, 23, skin.h-2, 301+BT_HIDE, 0);
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img_draw stdcall(skin.image, address_box.left-50, address_box.top-2, 48, skin.h, 3, 0);
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// refrash
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DefineButton(address_box.left+address_box.width+1, address_box.top-2, 16, skin.h-1, REFRESH+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-2, 17, skin.h, img_off, 0);
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// config
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DefineButton(Form.cwidth-23, address_box.top-2, 17, skin.h-1, 312+BT_HIDE, 0);
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img_draw stdcall(skin.image, Form.cwidth-22, address_box.top-2, 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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progress_bar.top = Form.cheight - STATUSBAR_H + 4;
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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 ChangeCharset(byte new_charset)
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{
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BufEncode(new_charset);
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WB1.Parse();
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}
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void Scan(int id)
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{
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action_buf=0;
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if (id >= 400)
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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 011: //Ctrk+K
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ChangeCharset(_KOI);
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return;
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case 021: //Ctrl+U
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ChangeCharset(_UTF);
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return;
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case 004: //Ctrl+D
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ChangeCharset(_DOS);
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return;
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case 005: //Win encoding
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ChangeCharset(_WIN);
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return;
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case 009: //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 003: //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 BACK:
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if (!BrowserHistory.GoBack()) return;
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OpenPage();
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return;
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case FORWARD:
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if (!BrowserHistory.GoForward()) return;
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OpenPage();
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return;
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case 052: //F3
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if (strncmp(#URL,"http:",5)==0)
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{
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WriteFile(bufsize, bufpointer, "/tmp0/1/webview.tmp");
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if (EAX==0) RunProgram("/rd/1/tinypad", "/tmp0/1/webview.tmp");
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}
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else
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{
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RunProgram("/rd/1/tinypad", #URL);
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}
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return;
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case 054: //F5
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IF(address_box.flags & 0b10) return;
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case REFRESH:
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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 014:
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case 020:
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case NEWTAB:
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MoveSize(190,80,OLD,OLD);
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RunProgram(#program_path, #URL);
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return;
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case HOME:
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strcpy(#editURL, "http://kolibrios.org/");
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case GOTOURL:
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case 0x0D: //enter
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if ((strncmp(#editURL,"http:",5)!=0) && (editURL[0]!='/') && ((strncmp(#editURL,"WebView:",8)!=0))
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{
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strcpy(#URL,"http://");
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}
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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 SEARCHWEB:
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strcpy(#URL, #search_path);
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strcat(#URL, #editURL);
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OpenPage();
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return;
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case 183: //PgDown
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if (WB1.list.count < WB1.list.visible) return;
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IF(WB1.list.first == WB1.list.count - WB1.list.visible) return;
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WB1.list.first += WB1.list.visible + 2;
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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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WB1.Parse();
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return;
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case 184: //PgUp
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if (WB1.list.count < WB1.list.visible) return;
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IF(WB1.list.first == 0) return;
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WB1.list.first -= WB1.list.visible - 2;
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IF(WB1.list.first < 0) WB1.list.first = 0;
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WB1.Parse();
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return;
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case 178:
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case BTN_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 177:
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case BTN_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 180: //home
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if (WB1.list.KeyHome()) WB1.Parse();
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return;
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case 181: //end
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if (WB1.list.count < WB1.list.visible) return;
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if (WB1.list.KeyEnd()) WB1.Parse();
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return;
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case 312:
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SwitchToAnotherThread();
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m.y = TOOLBAR_H-6;
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m.x = Form.cwidth - 167;
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CreateThread(#menu_rmb,#stak+4092);
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}
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}
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void ProcessLinks(int id)
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{
|
||
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--;
|
||
if (URL[1]=='+')
|
||
{
|
||
if (condition_href<condition_max) condition_href++; else notify(T_LAST_SLIDE);
|
||
}
|
||
if (URL[1]!='-') && (URL[1]!='+') 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 (!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;
|
||
}
|
||
OpenPage();
|
||
return;
|
||
}
|
||
|
||
void StopLoading()
|
||
{
|
||
if (http_transfer<>0)
|
||
{
|
||
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
|
||
mem_Free(EAX); // free data
|
||
http_transfer=0;
|
||
bufsize = 0;
|
||
bufpointer = mem_Free(bufpointer);
|
||
}
|
||
progress_bar.value = 0;
|
||
img_draw stdcall(skin.image, address_box.left+address_box.width+1, address_box.top-2, 17, skin.h, 52, 0);
|
||
}
|
||
|
||
void SetPageDefaults()
|
||
{
|
||
strcpy(#header, #version);
|
||
pre_text = 0;
|
||
WB1.list.count = WB1.list.first = 0;
|
||
stroka = 0;
|
||
cur_encoding = _DEFAULT;
|
||
if (o_bufpointer) o_bufpointer = free(o_bufpointer);
|
||
anchor_line_num=WB1.list.first;
|
||
anchor[0]='|';
|
||
}
|
||
|
||
void OpenPage()
|
||
{
|
||
StopLoading();
|
||
strcpy(#editURL, #URL);
|
||
BrowserHistory.AddUrl();
|
||
if (strncmp(#URL,"WebView:",8)==0)
|
||
{
|
||
SetPageDefaults();
|
||
if (strcmp(#URL, URL_SERVICE_HOME)==0)
|
||
{
|
||
WB1.Prepare(#homepage, sizeof(homepage));
|
||
}
|
||
if (strcmp(#URL, URL_SERVICE_HISTORY)==0)
|
||
{
|
||
ShowHistory();
|
||
}
|
||
return;
|
||
}
|
||
if (strncmp(#URL,"http:",5)==0)
|
||
{
|
||
img_draw stdcall(skin.image, address_box.left+address_box.width+1, address_box.top-2, 17, skin.h, 131, 0);
|
||
http_get stdcall (#URL, #accept_language);
|
||
http_transfer = EAX;
|
||
if (http_transfer == 0)
|
||
{
|
||
StopLoading();
|
||
bufsize = 0;
|
||
bufpointer = mem_Free(bufpointer);
|
||
ShowPage();
|
||
return;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
file_size stdcall (#URL);
|
||
bufsize = EBX;
|
||
if (bufsize)
|
||
{
|
||
bufpointer = mem_Free(bufpointer);
|
||
bufpointer = mem_Alloc(bufsize);
|
||
SetPageDefaults();
|
||
ReadFile(0, bufsize, bufpointer, #URL);
|
||
}
|
||
ShowPage();
|
||
}
|
||
}
|
||
|
||
void ShowPage()
|
||
{
|
||
address_box.size = address_box.pos = strlen(#editURL);
|
||
address_box.offset=0;
|
||
edit_box_draw stdcall(#address_box);
|
||
|
||
if (!bufsize)
|
||
{
|
||
PageLinks.Clear();
|
||
if (http_transfer<>0)
|
||
{
|
||
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);
|
||
}
|
||
|
||
|
||
|
||
|
||
stop:
|