kolibrios/programs/cmm/textreader/textreader.c

308 lines
6.0 KiB
C
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#define MEMSIZE 4096*25
#include "../lib/font.h"
#include "../lib/io.h"
#include "../lib/gui.h"
#include "../lib/list_box.h"
#include "../lib/obj/box_lib.h"
#include "../lib/obj/libini.h"
#include "../lib/obj/iconv.h"
#include "../lib/obj/proc_lib.h"
#include "../lib/patterns/libimg_load_skin.h"
#include "../lib/patterns/simple_open_dialog.h"
#define TOOLBAR_H 34
#define TOOLBAR_ICON_WIDTH 26
#define TOOLBAR_ICON_HEIGHT 24
#define DEFAULT_FONT "/sys/fonts/Tahoma.kf"
#define DEFAULT_EDITOR "/sys/tinypad"
#define INTRO_TEXT "This is a plain Text Reader.\nTry to open some text file."
#define VERSION "Text Reader v1.04"
#define ABOUT "Idea: Leency, punk_joker
Code: Leency, Veliant, KolibriOS Team
Hotkeys:
Ctrl+O - open file
Ctrl+Up - bigger font
Ctrl+Down - smaller font
Ctrl+Tab - select charset
Ctrl+E - edit current document
Press any key..."
char default_dir[] = "/rd/1";
od_filter filter2 = {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];
byte help_opened = false;
enum {
OPEN_FILE,
MAGNIFY_MINUS,
MAGNIFY_PLUS,
CHANGE_ENCODING,
RUN_EDIT,
SHOW_INFO,
};
#include "ini.h"
#include "menu.h"
#include "gui.h"
#include "prepare_page.h"
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);
font.color = 0;
font.bg_color = 0xFFFFFF;
font.load(DEFAULT_FONT);
if (!font.data) {
io.run("/sys/@notify","'Error: Font is not loaded.' -E");
ExitProcess();
}
Libimg_LoadImage(#skin, abspath("toolbar.png"));
LoadIniSettings();
OpenFile(#param);
list.no_selection = true;
SetEventMask(10000000000000000000000001100111b);
loop()
{
switch(WaitEvent())
{
case evMouse:
HandleMouseEvent();
break;
case evKey:
HandleKeyEvent();
break;
case evButton:
HandleButtonEvent();
break;
case evReDraw:
if (action_buf) {
OpenFile(#param);
PreparePage();
action_buf = false;
};
draw_window();
}
}
}
void HandleButtonEvent()
{
byte btn = GetButtonID();
if (btn==1) {
SaveIniSettings();
ExitProcess();
}
btn-=10;
switch(btn)
{
case OPEN_FILE:
EventOpenFile();
break;
case MAGNIFY_PLUS:
EventMagnifyPlus();
break;
case MAGNIFY_MINUS:
EventMagnifyMinus();
break;
case CHANGE_ENCODING:
EventChangeEncoding();
break;
case RUN_EDIT:
EventRunEdit();
break;
case SHOW_INFO:
EventShowInfo();
break;
}
}
void HandleKeyEvent()
{
if (help_opened) {
help_opened = false;
DrawPage();
return;
}
GetKeys();
if (key_scancode==059) {
EventShowInfo();
return;
}
if (key_modifier & KEY_LCTRL) || (key_modifier & KEY_RCTRL) {
switch (key_scancode)
{
case 024:
EventOpenFile();
break;
case SCAN_CODE_UP:
EventMagnifyPlus();
break;
case SCAN_CODE_DOWN:
EventMagnifyMinus();
break;
case 018:
EventRunEdit();
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);
OpenFile(#openfile_path);
PreparePage();
}
void EventMagnifyPlus()
{
font.size.text++;
if(!font.changeSIZE())
font.size.text--;
else
PreparePage();
}
void EventMagnifyMinus()
{
font.size.text--;
if(!font.changeSIZE())
font.size.text++;
else
PreparePage();
}
void EventRunEdit()
{
io.run(DEFAULT_EDITOR, #param);
}
void EventChangeEncoding()
{
CreateThread(#menu_rmb,#stak+4092);
}
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 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(charsets[encoding], "CP866", io.buffer_data);
list.KeyHome();
list.ClearList();
}
void draw_window()
{
DefineAndDrawWindow(Form.left,Form.top,Form.width,Form.height,0x73,0,#title);
GetProcessInfo(#Form, SelfInfo);
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, 0xe1e1e1);
DrawBar(0, TOOLBAR_H - 1, Form.cwidth, 1, 0x7F7F7F);
DrawToolbarButton(OPEN_FILE, 8);
DrawToolbarButton(MAGNIFY_PLUS, 42);
DrawToolbarButton(MAGNIFY_MINUS, 67);
DrawToolbarButton(CHANGE_ENCODING, 101);
DrawToolbarButton(RUN_EDIT, 135);
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()
{
_PutImage(list.x,list.y,list.w,list.h,list.first*list.item_h*list.w*3 + font.buffer);
DrawScroller();
}