kolibrios/programs/cmm/txtread/txtread.c
Kirill Lipatov (Leency) ac0309d8c4 Eskin: if skin file was not defined then no skin set. Default system skin will be used in this case. Probably a bit speedup system boot.
TxtRead: autodetect encoding, fix about encoding

git-svn-id: svn://kolibrios.org@7872 a494cfbc-eb01-0410-851d-a64ba20cac60
2020-05-05 22:38:26 +00:00

511 lines
13 KiB
C
Raw Blame History

#define MEMSIZE 1024*80
//===================================================//
// //
// 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"
//===================================================//
// //
// INTERNAL INCLUDES //
// //
//===================================================//
proc_info Form;
llist list;
#define TOOLBAR_H 34
#define TOOLBAR_ICON_WIDTH 24
#define TOOLBAR_ICON_HEIGHT 22
dword bg_color;
dword text_color;
#include "search.h"
#include "prepare_page.h"
#include "data.h"
int encoding;
int curcol_scheme;
#include "ini.h"
//===================================================//
// //
// DATA //
// //
//===================================================//
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};
char title[4196];
bool help_opened = false;
int charsets_mx,
reopenin_mx,
colscheme_mx,
search_mx;
enum {
OPEN_FILE,
MAGNIFY_MINUS,
MAGNIFY_PLUS,
CHANGE_CHARSET,
REOPEN_IN_APP,
SHOW_INFO,
SHOW_FILE_PROPERTIES,
COLOR_SCHEME,
SEARCH_BTN,
BTN_FIND_NEXT,
BTN_FIND_CLOSE
};
dword menu_id;
//===================================================//
// //
// 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"));
LoadFile(#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();
}
}
}
//===================================================//
// //
// EVENT HANDLERS //
// //
//===================================================//
void HandleButtonEvent()
{
int btn = GetButtonID();
if (btn==1) {
SaveIniSettings();
ExitProcess();
}
switch(btn-10)
{
case OPEN_FILE:
EventOpenDialog();
break;
case SHOW_FILE_PROPERTIES:
EventShowFileProperties();
break;
case MAGNIFY_PLUS:
EventMagnifyPlus();
break;
case MAGNIFY_MINUS:
EventMagnifyMinus();
break;
case CHANGE_CHARSET:
EventShowCharsetsList();
break;
case REOPEN_IN_APP:
EventShowReopenMenu();
break;
case COLOR_SCHEME:
EventShowColorSchemesList();
break;
case SHOW_INFO:
EventShowInfo();
break;
case SEARCH_BTN:
if (search.visible) {
search.hide();
} else {
search.show();
}
break;
case BTN_FIND_NEXT:
EventSearchNext();
break;
case BTN_FIND_CLOSE:
search.hide();
break;
}
}
void HandleKeyEvent()
{
int new_y;
if (help_opened) {
help_opened = false;
DrawPage();
return;
}
GetKeys();
if (key_modifier & KEY_LCTRL) || (key_modifier & KEY_RCTRL) {
switch (key_scancode)
{
case SCAN_CODE_KEY_O:
EventOpenDialog();
return;
case SCAN_CODE_KEY_I:
EventShowFileProperties();
return;
case SCAN_CODE_PLUS:
case SCAN_CODE_UP:
EventMagnifyPlus();
return;
case SCAN_CODE_DOWN:
case SCAN_CODE_MINUS:
EventMagnifyMinus();
return;
case SCAN_CODE_KEY_E:
EventShowReopenMenu();
return;
case SCAN_CODE_TAB:
EventShowCharsetsList();
return;
case SCAN_CODE_KEY_F:
search.show();
return;
case SCAN_CODE_HOME:
list.KeyHome();
DrawPage();
}
}
switch (key_scancode)
{
case SCAN_CODE_F1:
EventShowInfo();
return;
case SCAN_CODE_ESC:
search.hide();
return;
case SCAN_CODE_ENTER:
if (! search_box.flags & ed_focus) return;
case SCAN_CODE_F3:
EventSearchNext();
return;
}
if (!search.edit_key()) {
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();
}
search.edit_mouse();
}
//===================================================//
// //
// EVENTS //
// //
//===================================================//
bool EventSearchNext()
{
int new_y = search.find_next(list.first, bg_color);
if (new_y) {
list.first = new_y / list.item_h;
list.CheckDoesValuesOkey();
DrawPage();
}
}
void EventOpenDialog()
{
OpenDialog_start stdcall (#o_dialog);
if (o_dialog.status) {
LoadFile(#openfile_path);
search.clear();
ParseAndPaint();
}
}
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
ParseAndPaint();
}
void EventMagnifyMinus()
{
kfont.size.pt--;
if(!kfont.changeSIZE())
kfont.size.pt++;
else
ParseAndPaint();
}
void EventShowCharsetsList()
{
menu_id = CHANGE_CHARSET;
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\nAUTO");
}
void EventShowReopenMenu()
{
menu_id = REOPEN_IN_APP;
open_lmenu(Form.left+5 + reopenin_mx, Form.top+29+skin_height, MENU_ALIGN_TOP_LEFT, 0,
"Tinypad\nTextEdit\nWebView\nFB2Read\nHexView\nOther");
}
void EventShowColorSchemesList()
{
menu_id = COLOR_SCHEME;
open_lmenu(Form.left+2 + colscheme_mx + 26,
Form.top+29+skin_height, MENU_ALIGN_TOP_RIGHT,
curcol_scheme+1, #color_scheme_names);
}
void EventSetColorScheme(dword _setn)
{
curcol_scheme = _setn;
bg_color = color_schemes[curcol_scheme*2];
text_color = color_schemes[curcol_scheme*2+1];
if (list.count) ParseAndPaint();
}
void EventShowInfo() {
help_opened = true;
DrawBar(list.x, list.y, list.w, list.h, bg_color);
WriteText(list.x + 10, list.y + 10, 10000001b, text_color, VERSION);
WriteTextLines(list.x + 10, list.y+40, 10010000b, text_color, ABOUT, 20);
}
void EventChangeCharset(dword id)
{
encoding = id;
LoadFile(#openfile_path);
ParseAndPaint();
draw_window();
}
void EventOpenFileInAnotherProgram(dword _id)
{
dword app;
byte open_param[4096];
switch(_id) {
case 0:
app = "/sys/tinypad";
break;
case 1:
app = "/sys/develop/t_edit";
break;
case 2:
app = "/sys/network/webview";
break;
case 3:
app = "/sys/fb2read";
break;
case 4:
app = "/sys/develop/heed";
break;
case 5:
open_param[0]='~';
strcpy(#open_param+1,#param);
RunProgram("/sys/@open", #open_param);
break;
}
RunProgram(app, #param);
}
void EventMenuClick()
{
dword click_id = get_menu_click();
if (click_id) && (menu_id)
{
if (menu_id == CHANGE_CHARSET) EventChangeCharset(click_id-1);
else if (menu_id == REOPEN_IN_APP) EventOpenFileInAnotherProgram(click_id-1);
else if (menu_id == COLOR_SCHEME) EventSetColorScheme(click_id-1);
else notify("'Error: wrong menu number'E");
}
menu_id = NULL;
}
//===================================================//
// //
// DRAWS AND OTHER FUNCS //
// //
//===================================================//
void LoadFile(dword f_path)
{
int tmp;
if (ESBYTE[f_path]) {
strcpy(#param, f_path);
if (!io.read(#param)) goto NO_DATA;
strcpy(#title, #param);
strcat(#title, " - Text Reader");
}
else {
NO_DATA:
if (list.count) return;
io.buffer_data = INTRO_TEXT;
strcpy(#title, "Text Reader");
}
// Autodetecting encoding
if (encoding==CH_AUTO) {
if (strstr(io.buffer_data, "\208\190")) ChangeCharset(CH_UTF8, "CP866", io.buffer_data);
else if (chrnum(io.buffer_data, '\246')>5) || (strstr(io.buffer_data, "<EFBFBD><EFBFBD>")) ChangeCharset(CH_CP1251, "CP866", io.buffer_data);
} else {
if (encoding!=CH_CP866) ChangeCharset(encoding, "CP866", io.buffer_data);
}
list.ClearList();
}
int DrawToolbarButton(char image_id, int x)
{
DrawOvalBorder(x, 5, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, sc.work_graph,
sc.work_graph,sc.work_graph, sc.work_dark);
img_draw stdcall(skin.image, x+1, 5+1, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, TOOLBAR_ICON_WIDTH*image_id, 0);
if (menu_id) && (menu_id == image_id) {
DrawRectangle3D(x+1, 6, TOOLBAR_ICON_WIDTH-1, TOOLBAR_ICON_HEIGHT-1, 0xCCCccc, 0xF8FCF8);
PutShadow(x+1, 6, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, true, 2);
}
DefineHiddenButton(x+1, 6, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, 10+image_id);
return x;
}
void draw_window()
{
#define BUTTONS_GAP 5
#define BLOCKS_GAP 18
#define TOOLBAR_BUTTON_WIDTH 26
incn x;
int old_w;
DefineAndDrawWindow(Form.left,Form.top,Form.width,Form.height,0x73,0,#title,0);
GetProcessInfo(#Form, SelfInfo);
sc.get();
if (Form.status_window>2) return;
if (Form.width < 340) { MoveSize(OLD,OLD,340,OLD); return; }
if (Form.height < 200) { MoveSize(OLD,OLD,OLD,200); return; }
DrawBar(0, 0, Form.cwidth, TOOLBAR_H - 1, sc.work);
DrawBar(0, TOOLBAR_H - 1, Form.cwidth, 1, sc.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));
search_mx = DrawToolbarButton(SEARCH_BTN, x.inc(TOOLBAR_BUTTON_WIDTH + BLOCKS_GAP));
charsets_mx = DrawToolbarButton(CHANGE_CHARSET, x.inc(TOOLBAR_BUTTON_WIDTH + BUTTONS_GAP));
reopenin_mx = DrawToolbarButton(REOPEN_IN_APP, x.inc(TOOLBAR_BUTTON_WIDTH + BUTTONS_GAP));
x.n = Form.cwidth - 34;
DrawToolbarButton(SHOW_INFO, x.n);
colscheme_mx = DrawToolbarButton(COLOR_SCHEME, x.inc(-TOOLBAR_BUTTON_WIDTH - BUTTONS_GAP));
if (search.draw(BTN_FIND_NEXT+10, BTN_FIND_CLOSE+10, Form.cheight - SEARCH_H)) {
DrawRectangle3D(search_mx+1, 6, TOOLBAR_ICON_WIDTH-1,
TOOLBAR_ICON_HEIGHT-1, 0xCCCccc, 0xF8FCF8);
}
old_w = list.w;
list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1,
Form.cheight-TOOLBAR_H-search.height(), math.round(kfont.size.pt * 1.4));
if ((Form.cwidth-scroll.size_x-1 == old_w) && (list.count)) {
DrawPage();
} else {
ParseAndPaint();
}
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);
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);
}