forked from KolibriOS/kolibrios
258 lines
7.5 KiB
C
258 lines
7.5 KiB
C
#define MEMSIZE 4096*20
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#include "../lib/font.h"
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#include "../lib/gui.h"
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#include "../lib/list_box.h"
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#include "../lib/obj/box_lib.h"
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#include "../lib/obj/libini.h"
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#include "../lib/obj/iconv.h"
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#include "../lib/obj/proc_lib.h"
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#include "../lib/patterns/libimg_load_skin.h"
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#include "../lib/patterns/simple_open_dialog.h"
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#define TOOLBAR_H 34
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char default_dir[] = "/rd/1";
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od_filter filter2 = {0,0};
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scroll_bar scroll = { 15,200,398,44,0,2,115,15,0,0xeeeeee,0xBBBbbb,0xeeeeee,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1};
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llist list;
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proc_info Form;
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char title[4196];
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byte help_opened = false;
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enum {
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OPEN_FILE,
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MAGNIFY_MINUS,
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MAGNIFY_PLUS,
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CHANGE_ENCODING,
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RUN_EDIT,
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SHOW_INFO,
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};
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#include "ini.h"
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#include "menu.h"
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void main()
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{
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byte btn;
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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(libini, #lib_init,1);
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load_dll(iconv_lib, #iconv_open,0);
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load_dll(Proc_lib, #OpenDialog_init,0);
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OpenDialog_init stdcall (#o_dialog);
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font.no_bg_copy = true; font.color = 0; font.bg_color = 0xFFFFFF;
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font.load("/sys/fonts/Tahoma.kf"); if (!font.data) { io.run("/sys/@notify","'Error: Font is not loaded.' -E"); ExitProcess(); }
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Libimg_LoadImage(#skin, abspath("toolbar.png"));
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LoadIniSettings();
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OpenFile(#param);
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list.no_selection = true;
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SetEventMask(10000000000000000000000001100111b);
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loop()
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{
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switch(WaitEvent())
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{
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case evMouse:
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mouse.get();
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list.wheel_size = 7;
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if (list.MouseScroll(mouse.vert)) { DrawPage(); break; }
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scrollbar_v_mouse (#scroll); if (list.first != scroll.position) { list.first = scroll.position; DrawPage(); }
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break;
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case evKey:
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if (help_opened) { help_opened=false; DrawPage(); break; }
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GetKeys();
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if (key_scancode==059) goto _SHOW_INFO;
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if (key_modifier&KEY_LCTRL) || (key_modifier&KEY_RCTRL) {
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if (key_scancode==024) goto _OPEN_FILE;
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if (key_scancode==SCAN_CODE_UP) goto _MAGNIFY_PLUS;
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if (key_scancode==SCAN_CODE_DOWN) goto _MAGNIFY_MINUS;
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if (key_scancode==018) goto _RUN_EDIT;
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if (key_scancode==SCAN_CODE_TAB) goto _CHANGE_ENCODING;
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break;
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}
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if (list.ProcessKey(key_scancode)) DrawPage();
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break;
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case evButton:
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btn = GetButtonID();
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if (btn==1) { SaveIniSettings(); ExitProcess(); }
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btn-=10;
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if (btn==OPEN_FILE) { _OPEN_FILE: OpenDialog_start stdcall (#o_dialog); OpenFile(#openfile_path); PreparePage(); }
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else if (btn==MAGNIFY_PLUS) { _MAGNIFY_PLUS: font.size.text++; if(!font.changeSIZE())font.size.text--; else PreparePage(); }
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else if (btn==MAGNIFY_MINUS) { _MAGNIFY_MINUS: font.size.text--; if(!font.changeSIZE())font.size.text++; else PreparePage(); }
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else if (btn==CHANGE_ENCODING) { _CHANGE_ENCODING: CreateThread(#menu_rmb,#stak+4092); break; }
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else if (btn==RUN_EDIT) { _RUN_EDIT: io.run("/sys/tinypad",#param); }
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else if (btn==SHOW_INFO) { _SHOW_INFO: ShowAbout(); }
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break;
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case evReDraw:
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if (action_buf) {
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OpenFile(#param);
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PreparePage();
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action_buf = false;
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};
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draw_window();
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}
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}
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}
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void draw_window()
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{
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DefineAndDrawWindow(Form.left,Form.top,Form.width,Form.height,0x73,0,#title);
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GetProcessInfo(#Form, SelfInfo);
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if (Form.status_window>2) return;
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if (Form.width < 200) { MoveSize(OLD,OLD,200,OLD); return; }
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if (Form.height < 200) { MoveSize(OLD,OLD,OLD,200); return; }
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DrawBar(0, 0, Form.cwidth, TOOLBAR_H - 1, 0xe1e1e1);
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DrawBar(0, TOOLBAR_H - 1, Form.cwidth, 1, 0x7F7F7F);
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DrawToolbarButton(OPEN_FILE, 8);
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DrawToolbarButton(MAGNIFY_PLUS, 42);
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DrawToolbarButton(MAGNIFY_MINUS, 67);
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DrawToolbarButton(CHANGE_ENCODING, 101);
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DrawToolbarButton(RUN_EDIT, 135);
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DrawToolbarButton(SHOW_INFO, Form.cwidth - 34);
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if (Form.cwidth-scroll.size_x-1 == list.w) && (Form.cheight-TOOLBAR_H == list.h) && (list.count) DrawPage(); else PreparePage();
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DrawRectangle(scroll.start_x, scroll.start_y, scroll.size_x, scroll.size_y-1, scroll.bckg_col);
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}
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void DrawPage()
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{
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_PutImage(list.x,list.y,list.w,list.h,list.first*list.line_h*list.w*3 + font.buffer);
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DrawScroller();
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}
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void PreparePage()
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{
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char line[4096]=0;
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dword line_start;
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byte ch;
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dword bufoff;
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dword line_length=30;
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dword stroka_y = 5;
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dword stroka=0;
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char ch_width[255];
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int i, srch_pos;
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font.changeSIZE();
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list.w = Form.cwidth-scroll.size_x-1;
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//get font chars width, need to increase performance
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for (i=0; i<256; i++) ch_width[i] = font.symbol_size(i);
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//get font buffer height
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for (bufoff=io.buffer_data; ESBYTE[bufoff]; bufoff++)
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{
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ch = ESBYTE[bufoff];
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line_length += ch_width[ch];
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if (line_length>=list.w) || (ch==10) {
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srch_pos = bufoff;
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loop()
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{
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if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break
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if (srch_pos == line_start) break; //no white space found in whole line
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srch_pos--;
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}
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line_start = bufoff;
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line_length = 30;
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stroka++;
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}
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}
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//draw text in buffer
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list.count = stroka+2;
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list.SetSizes(0, TOOLBAR_H, list.w, Form.cheight-TOOLBAR_H, font.size.text+1);
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if (list.count < list.visible) list.count = list.visible;
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font.size.height = list.count+1*list.line_h;
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font.buffer_size = 0;
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line_length = 30;
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line_start = io.buffer_data;
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for (bufoff=io.buffer_data; ESBYTE[bufoff]; bufoff++)
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{
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ch = ESBYTE[bufoff];
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line_length += ch_width[ch];
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if (line_length>=list.w) || (ch==10)
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{
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//set word break
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srch_pos = bufoff;
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loop()
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{
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if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break
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if (srch_pos == line_start) break; //no white space found in whole line
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srch_pos--;
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}
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i = bufoff-line_start;
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strlcpy(#line, line_start, i);
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font.prepare_buf(8,stroka_y,list.w,font.size.height, #line);
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stroka_y += list.line_h;
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line_start = bufoff;
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line_length = 30;
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}
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}
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font.prepare_buf(8,stroka_y,list.w,font.size.height, line_start);
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SmoothFont(font.buffer, font.size.width, font.size.height);
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DrawPage();
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}
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void DrawToolbarButton(char image_id, int x)
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{
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DefineButton(x, 5, 26-1, 24-1, 10+image_id + BT_HIDE, 0);
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img_draw stdcall(skin.image, x, 5, 26, 24, 0, image_id*24);
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}
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void DrawScroller()
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{
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scroll.max_area = list.count;
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scroll.cur_area = list.visible;
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scroll.position = list.first;
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scroll.all_redraw = 0;
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scroll.start_x = list.x + list.w;
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scroll.start_y = list.y;
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scroll.size_y = list.h;
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scroll.start_x = list.x + list.w;
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scrollbar_v_draw(#scroll);
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}
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void OpenFile(dword f_path)
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{
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int tmp;
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if (ESBYTE[f_path]) {
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strcpy(#param, f_path);
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io.read(#param);
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strcpy(#title, #param);
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strcat(#title, " - Text Reader");
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}
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else {
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if (list.count) return;
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io.buffer_data = "This is a plain text reader.\nTry to open some text file.";
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strcpy(#title, "Text Reader");
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}
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if (encoding!=CH_CP866) ChangeCharset(charsets[encoding], "CP866", io.buffer_data);
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list.KeyHome();
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list.ClearList();
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}
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char *about[] = {
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"Text Reader v1.0",
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"Idea: Leency, punk_joker",
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"Code: Leency, KolibriOS Team",
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" ",
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"Hotkeys:",
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"Ctrl+O - open file",
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"Ctrl+Up - bigger font",
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"Ctrl+Down - smaller font",
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"Ctrl+Tab - select charset",
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"Ctrl+E - edit current document",
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" ",
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"Press any key...",
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0
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};
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ShowAbout() {
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int i;
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help_opened = true;
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DrawBar(list.x, list.y, list.w, list.h, 0xFFFfff);
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WriteText(list.x + 10, list.y + 10, 10000001b, 0x555555, about[0]);
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for (i=1; about[i]; i++) WriteText(list.x + 10, i+1*20 + list.y, 10110000b, 0, about[i]);
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} |