kolibrios/programs/cmm/txtread/txtread.c

478 lines
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C
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#define MEMSIZE 4096*25
//===================================================//
// //
// LIB //
// //
//===================================================//
#include "../lib/io.h"
#include "../lib/gui.h"
#include "../lib/list_box.h"
#include "../lib/kfont.h"
#include "../lib/obj/box_lib.h"
#include "../lib/obj/libini.h"
#include "../lib/obj/libimg.h"
#include "../lib/obj/iconv.h"
#include "../lib/obj/proc_lib.h"
#include "../lib/patterns/simple_open_dialog.h"
//===================================================//
// //
// DATA //
// //
//===================================================//
#define TOOLBAR_H 34
#define TOOLBAR_ICON_WIDTH 24
#define TOOLBAR_ICON_HEIGHT 22
#define DEFAULT_EDITOR "/sys/tinypad"
#define INTRO_TEXT "This is a plain Text Reader.\nTry to open some text file."
#define VERSION "Text Reader v1.3"
#define ABOUT "Idea: Leency, punk_joker
Code: Leency, Veliant, KolibriOS Team
Hotkeys:
Ctrl+O - open file
Ctrl+I - show file properties
Ctrl+Up - bigger font
Ctrl+Down - smaller font
Ctrl+Tab - select charset
Ctrl+E - reopen current file in another app
Press any key..."
dword color_schemes[] = {
0xFFFfff, 0,
0xF0F0F0, 0,
0xFDF6E3, 0x101A21,
0xFCF0DA, 0x171501,
0xF0F0C7, 0,
0x282C34, 0xABB2BF,
0x282923, 0xD8D8D2
};
char color_scheme_names[] =
"White & Black
Grey & Black RtfRead
Linen & Black Horst
Antique & Black Pocket
Lemon & Black Fb2Read
DarkGrey & Grey Godot
DarkGrey & Grey Monokai";
char default_dir[] = "/rd/1";
od_filter filter2 = { 8, "TXT\0\0" };
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};
llist list;
proc_info Form;
char title[4196];
bool help_opened = false;
int charsets_mx;
int reopenin_mx;
int colscheme_mx;
int curcol_scheme;
enum {
OPEN_FILE,
MAGNIFY_MINUS,
MAGNIFY_PLUS,
CHANGE_ENCODING,
RUN_EDIT,
SHOW_INFO,
SHOW_FILE_PROPERTIES,
COLOR_SCHEME
};
int encoding;
dword bg_color;
dword text_color;
dword menu_id;
//===================================================//
// //
// INTERNAL INCLUDES //
// //
//===================================================//
#include "ini.h"
#include "prepare_page.h"
//===================================================//
// //
// CODE //
// //
//===================================================//
void InitDlls()
{
load_dll(boxlib, #box_lib_init, 0);
load_dll(libio, #libio_init, 1);
load_dll(libimg, #libimg_init, 1);
load_dll(libini, #lib_init, 1);
load_dll(iconv_lib, #iconv_open, 0);
load_dll(Proc_lib, #OpenDialog_init,0);
}
void main()
{
InitDlls();
OpenDialog_init stdcall (#o_dialog);
if (param) strcpy(#openfile_path, #param);
LoadIniSettings();
EventSetColorScheme(curcol_scheme);
kfont.init(DEFAULT_FONT);
Libimg_LoadImage(#skin, abspath("toolbar.png"));
OpenFile(#param);
list.no_selection = true;
SetEventMask(EVM_REDRAW + EVM_KEY + EVM_BUTTON + EVM_MOUSE + EVM_MOUSE_FILTER);
loop()
{
switch(WaitEvent())
{
case evMouse:
HandleMouseEvent();
break;
case evKey:
HandleKeyEvent();
break;
case evButton:
HandleButtonEvent();
break;
case evReDraw:
if (CheckActiveProcess(Form.ID)) EventMenuClick();
draw_window();
}
}
}
//===================================================//
// //
// EVENTS //
// //
//===================================================//
void HandleButtonEvent()
{
byte btn = GetButtonID();
if (btn==1) {
SaveIniSettings();
ExitProcess();
}
btn-=10;
switch(btn)
{
case OPEN_FILE:
EventOpenFile();
break;
case SHOW_FILE_PROPERTIES:
EventShowFileProperties();
break;
case MAGNIFY_PLUS:
EventMagnifyPlus();
break;
case MAGNIFY_MINUS:
EventMagnifyMinus();
break;
case CHANGE_ENCODING:
EventShowEncodingList();
break;
case RUN_EDIT:
EventShowReopenMenu();
break;
case COLOR_SCHEME:
EventShowColorSchemesList();
break;
case SHOW_INFO:
EventShowInfo();
break;
}
}
void HandleKeyEvent()
{
if (help_opened) {
help_opened = false;
DrawPage();
return;
}
GetKeys();
if (key_scancode == SCAN_CODE_F1) {
EventShowInfo();
return;
}
if (key_modifier & KEY_LCTRL) || (key_modifier & KEY_RCTRL) {
switch (key_scancode)
{
case SCAN_CODE_KEY_O:
EventOpenFile();
break;
case SCAN_CODE_KEY_I:
EventShowFileProperties();
break;
case SCAN_CODE_PLUS:
case SCAN_CODE_UP:
EventMagnifyPlus();
break;
case SCAN_CODE_DOWN:
case SCAN_CODE_MINUS:
EventMagnifyMinus();
break;
case SCAN_CODE_KEY_E:
EventShowReopenMenu();
break;
case SCAN_CODE_TAB:
EventChangeEncoding();
break;
}
return;
}
if (list.ProcessKey(key_scancode))
DrawPage();
}
void HandleMouseEvent()
{
mouse.get();
list.wheel_size = 7;
if (list.MouseScroll(mouse.vert)) {
DrawPage();
return;
}
scrollbar_v_mouse (#scroll);
if (list.first != scroll.position) {
list.first = scroll.position;
DrawPage();
}
}
/* ----------------------------------------------------- */
void EventOpenFile()
{
OpenDialog_start stdcall (#o_dialog);
if (o_dialog.status) {
OpenFile(#openfile_path);
PreparePage();
}
}
void EventShowFileProperties()
{
char ss_param[4096];
if (!param) return;
strcpy(#ss_param, "-p ");
strcpy(#ss_param+3, #param);
RunProgram("/sys/File managers/Eolite", #ss_param);
}
void EventMagnifyPlus()
{
kfont.size.pt++;
if(!kfont.changeSIZE())
kfont.size.pt--;
else
PreparePage();
}
void EventMagnifyMinus()
{
kfont.size.pt--;
if(!kfont.changeSIZE())
kfont.size.pt++;
else
PreparePage();
}
void EventShowEncodingList()
{
open_lmenu(Form.left+5 + charsets_mx, Form.top+29+skin_height, MENU_ALIGN_TOP_LEFT,
encoding+1, "UTF-8\nKOI8-RU\nCP1251\nCP1252\nISO8859-5\nCP866");
menu_id = 10;
}
void EventShowReopenMenu()
{
open_lmenu(Form.left+5 + reopenin_mx, Form.top+29+skin_height, MENU_ALIGN_TOP_LEFT, 0,
"Tinypad\nTextEdit\nWebView\nFB2Read\nHexView\nOther");
menu_id = 20;
}
void EventShowColorSchemesList()
{
open_lmenu(Form.left+5 + colscheme_mx, Form.top+29+skin_height, MENU_ALIGN_TOP_LEFT,
curcol_scheme+1, #color_scheme_names);
menu_id = 30;
}
void EventSetColorScheme(dword _setn)
{
curcol_scheme = _setn;
bg_color = color_schemes[curcol_scheme*2];
text_color = color_schemes[curcol_scheme*2+1];
}
void EventShowInfo() {
help_opened = true;
DrawBar(list.x, list.y, list.w, list.h, 0xFFFfff);
WriteText(list.x + 10, list.y + 10, 10000001b, 0x555555, VERSION);
WriteTextLines(list.x + 10, list.y+40, 10110000b, 0, ABOUT, 20);
}
void EventChangeEncoding(dword id)
{
encoding = id;
OpenFile(#openfile_path);
PreparePage();
draw_window();
}
void EventOpenFileInAnotherProgram(dword _app)
{
RunProgram(_app, #param);
}
void EventMenuClick()
{
byte open_param[4096];
dword click_id = get_menu_click();
if (click_id) switch(click_id + menu_id - 1)
{
//Encoding
case 10...15:
EventChangeEncoding(click_id-1);
break;
//Reopen
case 20:
EventOpenFileInAnotherProgram("/sys/tinypad");
break;
case 21:
EventOpenFileInAnotherProgram("/sys/develop/t_edit");
break;
case 22:
EventOpenFileInAnotherProgram("/sys/network/webview");
break;
case 23:
EventOpenFileInAnotherProgram("/sys/fb2read");
break;
case 24:
EventOpenFileInAnotherProgram("/sys/develop/heed");
break;
case 25:
open_param[0]='~';
strcpy(#open_param+1,#param);
RunProgram("/sys/@open", #open_param);
break;
//ColorSchemes
case 30...38:
EventSetColorScheme(click_id-1);
PreparePage();
break;
}
}
//===================================================//
// //
// DRAWS AND OTHER FUNCS //
// //
//===================================================//
void OpenFile(dword f_path)
{
int tmp;
if (ESBYTE[f_path]) {
strcpy(#param, f_path);
io.read(#param);
strcpy(#title, #param);
strcat(#title, " - Text Reader");
}
else {
if (list.count) return;
io.buffer_data = INTRO_TEXT;
strcpy(#title, "Text Reader");
}
if (encoding!=CH_CP866) ChangeCharset(encoding, "CP866", io.buffer_data);
list.KeyHome();
list.ClearList();
}
void draw_window()
{
#define BUTTONS_GAP 6
#define BLOCKS_GAP 15
#define TOOLBAR_BUTTON_WIDTH 26
incn x;
DefineAndDrawWindow(Form.left,Form.top,Form.width,Form.height,0x73,0,#title,0);
GetProcessInfo(#Form, SelfInfo);
system.color.get();
if (Form.status_window>2) return;
if (Form.width < 200) { MoveSize(OLD,OLD,200,OLD); return; }
if (Form.height < 200) { MoveSize(OLD,OLD,OLD,200); return; }
DrawBar(0, 0, Form.cwidth, TOOLBAR_H - 1, system.color.work);
DrawBar(0, TOOLBAR_H - 1, Form.cwidth, 1, system.color.work_graph);
x.n = 0;
DrawToolbarButton(OPEN_FILE, x.inc(8));
DrawToolbarButton(SHOW_FILE_PROPERTIES, x.inc(TOOLBAR_BUTTON_WIDTH + BUTTONS_GAP));
DrawToolbarButton(MAGNIFY_MINUS, x.inc(TOOLBAR_BUTTON_WIDTH + BLOCKS_GAP));
DrawToolbarButton(MAGNIFY_PLUS, x.inc(TOOLBAR_BUTTON_WIDTH - 1));
DrawToolbarButton(COLOR_SCHEME, x.inc(TOOLBAR_BUTTON_WIDTH + BUTTONS_GAP)); colscheme_mx = x.n;
DrawToolbarButton(CHANGE_ENCODING, x.inc(TOOLBAR_BUTTON_WIDTH + BLOCKS_GAP)); charsets_mx = x.n;
DrawToolbarButton(RUN_EDIT, x.inc(TOOLBAR_BUTTON_WIDTH + BLOCKS_GAP)); reopenin_mx = x.n;
DrawToolbarButton(SHOW_INFO, Form.cwidth - 34);
if ((Form.cwidth-scroll.size_x-1 == list.w) &&
(Form.cheight-TOOLBAR_H == list.h) &&
(list.count)
) {
DrawPage();
} else {
PreparePage();
}
DrawRectangle(scroll.start_x, scroll.start_y, scroll.size_x, scroll.size_y-1, scroll.bckg_col);
}
void DrawPage()
{
kfont.ShowBufferPart(list.x, list.y, list.w, list.h, list.first*list.item_h*list.w);
DrawScroller();
}
void DrawToolbarButton(char image_id, int x)
{
DefineButton(x+1, 6, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, 10+image_id + BT_HIDE, 0);
//img_draw stdcall(skin.image, x, 5, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, TOOLBAR_ICON_WIDTH-1*image_id, 0);
DrawOvalBorder(x, 5, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, system.color.work_graph,
system.color.work_graph,system.color.work_graph, system.color.work_dark);
img_draw stdcall(skin.image, x+1, 5+1, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, TOOLBAR_ICON_WIDTH*image_id, 0);
}
void DrawScroller()
{
scroll.max_area = list.count;
scroll.cur_area = list.visible;
scroll.position = list.first;
scroll.all_redraw = 0;
scroll.start_x = list.x + list.w;
scroll.start_y = list.y;
scroll.size_y = list.h;
scrollbar_v_draw(#scroll);
}