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kolibrios/programs/cmm/quark/quark.c
Kirill Lipatov (Leency) 05b495ef7e KFM2: refactoring two-panes mode 
git-svn-id: svn://kolibrios.org@8946 a494cfbc-eb01-0410-851d-a64ba20cac60
2021-06-26 07:59:13 +00:00

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/*
Quark Code Edit
Author: Kiril Lipatov aka Leency
Licence: GPLv2
The core components of this app are:
1. textbuf: page data
2. list: text grid with keyboard and mouse events
3. lines: the mas of pointers for each line start
4. selection
*/
#define MEMSIZE 50*1024
//===================================================//
// //
// LIB //
// //
//===================================================//
#include "../lib/io.h"
#include "../lib/gui.h"
#include "../lib/list_box.h"
#include "../lib/draw_buf.h"
#include "../lib/events.h"
#include "../lib/array.h"
#include "../lib/clipboard.h"
#include "../lib/math.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"
#include "../lib/patterns/toolbar_button.h"
//===================================================//
// //
// INTERNAL INCLUDES //
// //
//===================================================//
proc_info Form;
llist list;
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};
#define TOOLBAR_H 38
#define TOOLBAR_ICON_WIDTH 24
#define TOOLBAR_ICON_HEIGHT 22
#define STATUSBAR_H 15
#define TAB_H 20
int user_encoding;
int real_encoding = CH_CP866;
int curcol_scheme;
int font_size;
bool search_next = false;
#include "data.h"
#include "textbuf.h"
#include "selection.h"
#include "search.h"
#include "prepare_page.h"
//===================================================//
// //
// DATA //
// //
//===================================================//
char title[4196];
int reopenin_mx,
theme_mx,
burger_mx,
search_mx;
enum {
CHANGE_CHARSET=12,
REOPEN_IN_APP=1,
COLOR_SCHEME=8,
RMB_MENU,
BTN_FIND_NEXT,
BTN_FIND_PREVIOUS,
BTN_FIND_CLOSE,
BTN_CHANGE_CHARSET
};
dword menu_id;
EVENTS button;
EVENTS key;
//===================================================//
// //
// CODE //
// //
//===================================================//
void InitDlls()
{
load_dll(boxlib, #box_lib_init, 0);
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);
OpenDialog_init stdcall (#o_dialog);
}
void LoadFileFromDocPack()
{
dword bufsize = atoi(#file_path + 1) + 20;
dword bufpointer = malloc(bufsize);
ESDWORD[bufpointer+0] = 0;
ESDWORD[bufpointer+4] = 8;
IpcSetArea(bufpointer, bufsize);
SetEventMask(EVM_IPC);
if (@WaitEventTimeout(200) != evIPC) {
notify("'IPC FAIL'E");
} else {
textbuf.set(bufpointer + 16, ESDWORD[bufpointer+12]);
}
free(bufpointer);
file_path[0]='\0';
sprintf(#title, "#DOCPACK - %s", #short_app_name);
}
void main()
{
InitDlls();
LoadIniSettings();
EventSetColorScheme(curcol_scheme);
if (file_path[0] == '*') {
LoadFileFromDocPack();
} else {
if (streq(#file_path,"-new")) {Form.left+=40;Form.top+=40;}
LoadFile(#file_path);
}
SetEventMask(EVM_REDRAW + EVM_KEY + EVM_BUTTON + EVM_MOUSE + EVM_MOUSE_FILTER);
loop() switch(@WaitEventTimeout(400))
{
case evMouse: HandleMouseEvent(); break;
case evKey: HandleKeyEvent(); break;
case evButton: HandleButtonEvent(); break;
case evReDraw: draw_window(); break;
default: DrawStatusBar(" "); //clean DrawStatusBar text with delay
}
}
//===================================================//
// //
// EVENT HANDLERS //
// //
//===================================================//
void HandleButtonEvent()
{
int btn = GetButtonID();
if (btn==1) {
SaveIniSettings();
ExitProcess();
}
button.press(btn);
switch(btn-10)
{
case BTN_FIND_NEXT: EventSearchNext(); break;
case BTN_FIND_PREVIOUS: EventSearchPrevious(); break;
case BTN_FIND_CLOSE: search.hide(); break;
case BTN_CHANGE_CHARSET: EventShowCharsetsList(); break;
}
}
void HandleKeyEvent()
{
GetKeys();
switch (key_scancode)
{
case SCAN_CODE_ESC:
search.hide();
return;
case SCAN_CODE_ENTER:
if (! search_box.flags & ed_focus) break;
case SCAN_CODE_F3:
if (key_modifier & KEY_LSHIFT) {
EventSearchPrevious();
} else {
EventSearchNext();
}
return;
}
if (search.edit_key()) return;
if (key_modifier & KEY_LCTRL) || (key_modifier & KEY_RCTRL) {
if (key.press(ECTRL + key_scancode)) return;
switch (key_scancode)
{
case SCAN_CODE_KEY_A: EventSelectAllText(); return;
case SCAN_CODE_KEY_C: EventCopy(); return;
//case SCAN_CODE_KEY_X: EventCut(); return;
//case SCAN_CODE_KEY_V: EventPaste(); return;
case SCAN_CODE_UP: EventMagnifyPlus(); return;
case SCAN_CODE_DOWN: EventMagnifyMinus(); return;
case SCAN_CODE_TAB: EventShowCharsetsList(); return;
case SCAN_CODE_KEY_F: search.show(); return;
}
}
if (key_modifier & KEY_LSHIFT) || (key_modifier & KEY_RSHIFT) {
selection.set_start();
} else {
//EventInsertCharIntoText();
selection.cancel();
}
if (key_scancode == SCAN_CODE_LEFT) && (!list.cur_x) && (list.cur_y) list.column_max = lines.len(list.cur_y-1);
if (list.ProcessKey(key_scancode)) {
if (key_modifier & KEY_LSHIFT) || (key_modifier & KEY_RSHIFT) selection.set_end();
DrawPage();
return;
}
}
void HandleMouseEvent()
{
mouse.get();
list.wheel_size = 7;
if (list.MouseScroll(mouse.vert)) {
DrawPage();
return;
}
if (!scroll.delta2) && (list.MouseOver(mouse.x, mouse.y)) {
if (mouse.key&MOUSE_LEFT) {
GetKeyModifier();
if (key_modifier & KEY_LSHIFT) || (key_modifier & KEY_RSHIFT) {
if (mouse.down) selection.set_start();
list.ProcessMouse(mouse.x, mouse.y);
if (mouse.up) selection.set_end();
DrawPage();
return;
}
//as we have lines of variable width, we need to recalculate column_max
list.column_max = lines.len(mouse.y - list.y / list.item_h + list.first);
list.ProcessMouse(mouse.x, mouse.y);
if (mouse.down) {
selection.cancel();
selection.set_start();
}
selection.set_end();
DrawPage();
}
if (mouse.key&MOUSE_RIGHT) && (mouse.up) {
EventShowRmbMenu();
}
return;
}
scrollbar_v_mouse (#scroll);
if (list.first != scroll.position) {
list.first = scroll.position;
DrawPage();
}
search.edit_mouse();
}
//===================================================//
// //
// EVENTS //
// //
//===================================================//
bool EventSearchNext()
{
if (search.find_next(list.first+1)) {
list.first = EAX;
list.CheckDoesValuesOkey();
search_next = true;
DrawPage();
}
}
bool EventSearchPrevious()
{
if (search.find_prior(list.first)) {
list.first = EAX;
list.CheckDoesValuesOkey();
search_next = true;
DrawPage();
}
}
void EventOpenDialog()
{
OpenDialog_start stdcall (#o_dialog);
if (o_dialog.status) {
LoadFile(#openfile_path);
ParseAndPaint();
}
}
void EventShowFileInfo()
{
char ss_param[4096];
if (!file_path) return;
strcpy(#ss_param, "-p ");
strcpy(#ss_param+3, #file_path);
RunProgram("/sys/File managers/Eolite", #ss_param);
}
void EventMagnifyMinus()
{
font_size = math.max(0, font_size-1);
SetFontSize(font_size);
ParseAndPaint();
}
void EventMagnifyPlus()
{
font_size = math.min(3, font_size+1);
SetFontSize(font_size);
ParseAndPaint();
}
void EventShowCharsetsList()
{
menu_id = CHANGE_CHARSET;
open_lmenu(Form.cwidth-4, Form.cheight - 6, MENU_BOT_RIGHT,
user_encoding+1,
"UTF-8\nKOI8-RU\nCP1251\nCP1252\nISO8859-5\nCP866\nAUTO");
}
void EventShowReopenMenu()
{
menu_id = REOPEN_IN_APP;
open_lmenu(reopenin_mx, 29, MENU_TOP_LEFT, NULL,
"Tinypad\nCodeEdit\nWebView\nFB2Read\nHexView\nOther");
}
void EventShowThemesList()
{
menu_id = COLOR_SCHEME;
open_lmenu(theme_mx, 29, MENU_TOP_LEFT,
curcol_scheme+1, #color_scheme_names);
}
void EventShowRmbMenu()
{
menu_id = RMB_MENU;
open_lmenu(mouse.x, mouse.y, MENU_TOP_LEFT, NULL, #rmb_menu);
}
void EventSetColorScheme(dword _setn)
{
curcol_scheme = _setn;
theme.bg = color_schemes[curcol_scheme*6];
theme.text = color_schemes[curcol_scheme*6+1];
scroll.bckg_col = theme.bg;
scroll.frnt_col = scroll.line_col = color_schemes[curcol_scheme*6+2];
selection.color = color_schemes[curcol_scheme*6+3];
theme.cursor = color_schemes[curcol_scheme*6+4];
theme.found = color_schemes[curcol_scheme*6+5];
if (list.count) ParseAndPaint();
}
void EventChangeCharset(dword id)
{
if (file_path[0]=='\0') return;
user_encoding = id;
LoadFile(#file_path);
ParseAndPaint();
draw_window();
}
void EventOpenFileInOtherApp(dword _id)
{
dword app;
byte open_param[4096];
switch(_id) {
case 0: app = "/sys/tinypad"; break;
case 1: app = "/sys/develop/cedit"; 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,#file_path);
RunProgram("/sys/@open", #open_param);
return;
}
RunProgram(app, #file_path);
}
void EventMenuClick()
{
dword click_id = get_menu_click();
if (click_id) && (menu_id) switch(menu_id)
{
case CHANGE_CHARSET: EventChangeCharset(click_id-1); break;
case REOPEN_IN_APP: EventOpenFileInOtherApp(click_id-1); break;
case COLOR_SCHEME: EventSetColorScheme(click_id-1); break;
case RMB_MENU: EventRbmMenuClick(click_id-1); break;
default: notify("'Error: wrong menu number'E");
}
menu_id = NULL;
}
void EventClickSearch()
{
if (search.visible) {
search.hide();
} else {
search.show();
}
}
/*
void EventInsertCharIntoText()
{
dword i;
dword cursor_pos = lines.get(list.cur_y) + list.cur_x;
switch(key_scancode)
{
case SCAN_CODE_DOWN:
case SCAN_CODE_UP:
case SCAN_CODE_LEFT:
case SCAN_CODE_RIGHT:
case SCAN_CODE_HOME:
case SCAN_CODE_END:
case SCAN_CODE_PGUP:
case SCAN_CODE_PGDN:
return;
case SCAN_CODE_BS:
if (selection.is_active()) {
EventDeleteSelectedText();
} else {
if (!list.cur_x) && (!list.cur_y) break;
textbuf.del(cursor_pos-1, cursor_pos);
if (!list.cur_x) && (list.cur_y) {
list.column_max = lines.len(list.cur_y-1);
list.KeyLeft();
}
list.KeyLeft();
}
ParseAndPaint();
return;
case SCAN_CODE_DEL:
if (selection.is_active()) {
EventDeleteSelectedText();
} else {
if (cursor_pos < textbuf.p + textbuf.len) textbuf.del(cursor_pos, cursor_pos+1);
}
ParseAndPaint();
return;
default:
if (selection.is_active()) {
EventDeleteSelectedText();
Parse();
}
cursor_pos = lines.get(list.cur_y) + list.cur_x;
textbuf.insert_ch(cursor_pos, key_ascii);
list.KeyRight();
Parse();
list.column_max = lines.len(list.cur_y);
if (key_scancode == SCAN_CODE_ENTER) list.KeyRight();
DrawPage();
}
}
*/
void EventRbmMenuClick(dword id)
{
switch(id) {
case 0: EventCopy(); break;
case 1: EventRevealInFolder(); break;
case 2: EventCopyFilePath(); break;
}
}
void EventSelectAllText()
{
selection.select_all();
DrawPage();
}
void EventCopy()
{
char copy_status_text[32];
dword copy_buf;
dword copy_len;
dword copy_start;
dword copy_end;
if (selection.is_active()) {
copy_start = selection.start_offset;
copy_end = selection.end_offset;
if (copy_start > copy_end) copy_start >< copy_end;
} else {
copy_start = lines.get(list.cur_y);
copy_end = lines.get(list.cur_y+1);
}
copy_len = copy_end - copy_start;
copy_buf = malloc(copy_len + 2);
strncpy(copy_buf, copy_start, copy_len);
ESBYTE[copy_buf+copy_len] = '\0';
Clipboard__CopyText(copy_buf);
free(copy_buf);
sprintf(#copy_status_text, #copied_chars, copy_len);
DrawStatusBar(#copy_status_text);
}
/*
void EventCut()
{
if (!selection.is_active()) {
selection.start_offset = lines.get(list.cur_y);
selection.end_offset = lines.get(list.cur_y+1);
}
EventCopy();
EventDeleteSelectedText();
ParseAndPaint();
}
void EventPaste()
{
int i;
dword buf = Clipboard__GetSlotData(Clipboard__GetSlotCount()-1);
if (selection.is_active()) {
EventDeleteSelectedText();
}
cursor_pos = lines.get(list.cur_y) + list.cur_x;
textbuf.insert_str(cursor_pos, buf+12, ESDWORD[buf]-12);
for (i=0; i<ESDWORD[buf]-12; i++) list.KeyRight();
ParseAndPaint();
}
void EventDeleteSelectedText()
{
textbuf.del(selection.start_offset, selection.end_offset);
list.cur_x = math.min(selection.start_x, selection.end_x);
list.cur_y = math.min(selection.start_y, selection.end_y);
selection.cancel();
}
*/
void EventRevealInFolder()
{
RunProgram("/sys/File managers/Eolite", #file_path);
}
void EventCopyFilePath()
{
char copy_status_text[32];
Clipboard__CopyText(#file_path);
sprintf(#copy_status_text, #copied_chars, strlen(#file_path));
DrawStatusBar(#copy_status_text);
}
//===================================================//
// //
// DRAWS AND OTHER FUNCS //
// //
//===================================================//
void EncodeToDos()
{
real_encoding = user_encoding;
// Autodetecting charset
if (real_encoding == CH_AUTO) {
real_encoding = CH_CP866;
if (strstr(textbuf.p, "\208\190")) real_encoding = CH_UTF8;
else {
if (chrnum(textbuf.p, '\246')>5)
|| (strstr(textbuf.p, "\239\240")) real_encoding = CH_CP1251;
}
}
if (real_encoding != CH_CP866) {
ChangeCharset(real_encoding, "CP866", textbuf.p);
}
}
void LoadFile(dword f_path)
{
if (ESBYTE[f_path]) {
strcpy(#file_path, f_path);
if (!io.read(#file_path)) goto NO_DATA;
textbuf.set(io.buffer_data, io.FILES_SIZE);
free(io.buffer_data);
sprintf(#title, "%s - %s", #file_path, #short_app_name);
EncodeToDos();
}
else {
NO_DATA:
textbuf.set(#intro, sizeof(intro)-1);
strcpy(#title, #short_app_name);
}
list.ClearList();
}
int TopBarBt(dword _event, _hotkey, char image_id, int x, pressed) {
if (_hotkey) key.add_n(_hotkey, _event);
return DrawTopPanelButton(button.add(_event), x, 5, image_id, pressed);
}
void DrawToolbar()
{
#define GAP_S 26+5
#define GAP_B 26+18
incn x;
bool thema = false;
bool reopa = false;
if (menu_id == COLOR_SCHEME) thema = true;
if (menu_id == REOPEN_IN_APP) reopa = true;
DrawBar(0, 0, Form.cwidth, TOOLBAR_H - 1, sc.work);
DrawBar(0, TOOLBAR_H - 1, Form.cwidth, 1, sc.work_graph);
x.set(-GAP_S+8);
TopBarBt(#EventOpenDialog, ECTRL+SCAN_CODE_KEY_O, 0, x.inc(GAP_S), false);
TopBarBt(#EventShowFileInfo, ECTRL+SCAN_CODE_KEY_I, 10, x.inc(GAP_S), false);
TopBarBt(#EventMagnifyMinus, ECTRL+SCAN_CODE_MINUS, 33, x.inc(GAP_B), false);
TopBarBt(#EventMagnifyPlus, ECTRL+SCAN_CODE_PLUS, 32, x.inc(GAP_S), false);
TopBarBt(#EventClickSearch, ECTRL+SCAN_CODE_KEY_F, 49, x.inc(GAP_B), search.visible); search_mx = EAX;
TopBarBt(#EventShowThemesList, NULL, 40, x.inc(GAP_B), thema); theme_mx = EAX;
TopBarBt(#EventShowReopenMenu, ECTRL+SCAN_CODE_KEY_E, 16, x.inc(GAP_S), reopa); reopenin_mx = EAX;
}
void DrawStatusBar(dword _in_text)
{
static char status_text[64];
if (Form.status_window&ROLLED_UP) return;
if (_in_text) strncpy(#status_text, _in_text, sizeof(status_text));
DrawBar(0,Form.cheight - STATUSBAR_H, Form.cwidth,1, sc.work_graph);
DrawBar(0,Form.cheight - STATUSBAR_H+1, Form.cwidth,STATUSBAR_H-1, sc.work);
WriteText(5, Form.cheight - STATUSBAR_H + 4, 0x80, sc.work_text, #status_text);
if (file_path[0]) {
WriteTextCenter(Form.cwidth-70, Form.cheight - STATUSBAR_H + 4,
60, sc.work_text, real_encoding*10+#charsets);
DefineHiddenButton(Form.cwidth-70, Form.cheight - STATUSBAR_H + 1,
60, 12, BTN_CHANGE_CHARSET+10);
}
}
void draw_window()
{
int old_w = list.w;
if (CheckActiveProcess(Form.ID)) EventMenuClick();
DefineAndDrawWindow(Form.left,Form.top,Form.width,Form.height,0x73,0,#title,0);
GetProcessInfo(#Form, SelfInfo);
sc.get();
if (Form.status_window&ROLLED_UP) return;
if (Form.width < 450) { MoveSize(OLD,OLD,450,OLD); return; }
if (Form.height < 200) { MoveSize(OLD,OLD,OLD,200); return; }
button.init(40);
key.init(40);
SetFontSize(font_size);
if ((list.w == old_w) && (list.count)) {
DrawPage();
} else {
ParseAndPaint();
}
DrawToolbar();
DrawSearch();
DrawStatusBar(NULL);
}
bool DrawSearch()
{
char matches[30];
int _y = Form.cheight - SEARCH_H - STATUSBAR_H;
if (!search.visible) return false;
DrawBar(0, _y, Form.cwidth, 1, sc.work_graph);
DrawBar(0, _y+1, Form.cwidth, SEARCH_H-1, sc.work);
search_box.top = _y + 6;
search_box.width = math.min(Form.width - 200, 150);
DrawRectangle(search_box.left-1, search_box.top-1, search_box.width+2, 23,sc.work_graph);
edit_box_draw stdcall(#search_box);
DrawCaptButton(search_box.left+search_box.width+14, search_box.top-1, 30,
TOOLBAR_ICON_HEIGHT+1, BTN_FIND_PREVIOUS+10, sc.work_light, sc.work_text, "<");
DrawCaptButton(search_box.left+search_box.width+44, search_box.top-1, 30,
TOOLBAR_ICON_HEIGHT+1, BTN_FIND_NEXT+10, sc.work_light, sc.work_text, ">");
sprintf(#matches, T_MATCHES, search.found.count);
WriteTextWithBg(search_box.left+search_box.width+14+85,
search_box.top+3, 0xD0, sc.work_text, #matches, sc.work);
DefineHiddenButton(Form.cwidth-26, search_box.top-1, TOOLBAR_ICON_HEIGHT+1,
TOOLBAR_ICON_HEIGHT+1, BTN_FIND_CLOSE+10);
WriteText(Form.cwidth-26+7, search_box.top+2, 0x81, sc.work_graph, "x");
return true;
}
void SetFontSize(char _size)
{
font_size = _size;
if (font_size == 0) list.SetFont( 6, 9, 00001000b);
if (font_size == 1) list.SetFont( 8, 14, 00011000b);
if (font_size == 2) list.SetFont(2*6, 2*9, 00001001b);
if (font_size == 3) list.SetFont(2*8, 2*14-2, 00011001b);
list.item_w = list.font_w;
list.horisontal_selelection = true;
list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1,
Form.cheight - TOOLBAR_H - calc(search.visible * SEARCH_H) - STATUSBAR_H /*- TAB_H*/,
math.round(list.font_h * 1.3));
}
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