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main.c
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main.c
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/* vim: set noexpandtab:tabstop=8 */
//#define TIME_PAINTING 1
#define WIN32_LEAN_AND_MEAN
#define _WIN32_WINNT 0x0501
#define STRICT
#define UNICODE
#pragma comment(lib,"user32.lib")
#pragma comment(lib,"gdi32.lib")
#pragma comment(lib,"shell32.lib")
#pragma comment(lib,"comdlg32.lib")
#pragma comment(lib,"uxtheme.lib")
#pragma warning(push)
#pragma warning(disable: 4005)
#include <Windows.h>
#include <shellapi.h>
#include <commdlg.h>
#include <iso646.h>
#include <math.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <wchar.h>
#pragma warning(pop)
#include <pg2/pg.h>
#include "conf.h"
#include "wse.h"
#include "action.h"
enum { MDT_EFFECTIVE_DPI = 0 };
HRESULT (WINAPI *GetDpiForMonitor)(HMONITOR, int, unsigned*, unsigned*);
#define BOT (top+vis)
#define TAB tabs[current_tab]
#undef CAR
#undef SEL
#undef NLINES
#define CAR (TAB.buf->car)
#define SEL (TAB.buf->sel)
#define NLINES (TAB.buf->nlines)
enum mode_t {
NORMAL_MODE,
ISEARCH_MODE,
FUZZY_SEARCH_MODE,
};
struct input_t {
wchar_t *text;
int length;
int cursor;
bool (*before_key)(struct input_t *, int c, bool alt, bool ctl, bool shift);
void (*after_key)(struct input_t *);
};
bool isearch_before_key(struct input_t *, int, bool, bool, bool);
void isearch_after_key(struct input_t *);
bool fuzzy_search_before_key(struct input_t *, int, bool, bool, bool);
void fuzzy_search_after_key(struct input_t *);
HWND w;
HWND dlg;
UINT WM_FIND;
int width;
int height;
float dpi = 96.0f;
BOOL use_console = TRUE;
BOOL transparent = FALSE;
bool fullscreen;
#define ID_CONSOLE 104
enum mode_t mode;
struct input_t isearch_input = { .before_key = isearch_before_key, .after_key = isearch_after_key };
struct input_t fuzzy_search_input = { .before_key = fuzzy_search_before_key, .after_key = fuzzy_search_after_key };
struct input_t *current_input;
wchar_t **fuzzy_search_files;
wchar_t **all_fuzzy_search_files;
unsigned fuzzy_index;
unsigned fuzzy_count;
wchar_t *highlight_text = 0;
Pg *gs;
HDC double_buffer_dc;
HBITMAP double_buffer_bmp;
void *double_buffer_data;
PgFont *ui_font;
PgFont *font[4];
PgFont *backing_fonts[8];
int status_bar_height = 24;
int tab_bar_height = 24;
int isearch_bar_height = 24;
int additional_bars;
int minimap_width = 128;
int tab_width;
float cursor_phase;
INT_PTR cursor_timer;
int last_cursor_line;
float paint_times[65536];
int paint_cycles;
struct tab_t {
Buf *buf;
Loc click;
int top;
float magnification;
int ascender_height;
int line_height;
int em;
int tab_px_width;
int total_margin;
int max_line_width;
bool scrolling;
wchar_t *filename;
wchar_t file_directory[512];
wchar_t file_basename[512];
wchar_t filename_extension[512];
struct file file_settings;
Scanner brace[4];
Scanner badbrace[2];
} *tabs;
int tab_count;
int current_tab;
FINDREPLACE fr = {
sizeof fr, 0, 0,
FR_DOWN|FR_DIALOGTERM
|FR_HIDEMATCHCASE|FR_HIDEWHOLEWORD,
0, 0, 1024, 1024, 0, 0, 0 };
WNDCLASSEX wc = {
sizeof wc,
CS_VREDRAW|CS_HREDRAW|CS_DBLCLKS,
0, 0, 0, 0, 0, 0, 0,
0, L"Window", 0 };
static void recalculate_tab_width();
static void recalculate_text_metrics();
static void reserve_vertical_space(int amount);
static
px2line(int px) {
return max(0, (px - tab_bar_height) / TAB.line_height) + top;
}
static
line2px(int ln) {
return (ln-top)*TAB.line_height + tab_bar_height;
}
static
charwidth(unsigned c) {
return pgGetCharWidth(font[0], c);
}
static
ind2px(int ln, int ind) {
wchar_t *txt;
int i,px,tab;
txt=getb(TAB.buf, ln, 0);
px=0;
tab=TAB.tab_px_width;
for (i=0; txt[i] && i<ind; i++)
px += txt[i]=='\t'
? tab - (px + tab) % tab
: charwidth(txt[i]);
return px + TAB.total_margin;
}
static
px2ind(int ln, int x) {
wchar_t *txt;
int i,px,tab;
txt=getb(TAB.buf, ln, 0);
px=0;
x-=TAB.total_margin;
tab=TAB.tab_px_width;
for (i=0; txt[i] && px<x; i++)
px += txt[i]=='\t'
? tab - (px + tab) % tab
: charwidth(txt[i]);
return i;
}
static void*
makedlgitem(void *mem, DLGITEMTEMPLATE *it, int class, wchar_t *txt) {
mem=(void*)((LONG_PTR)mem + 3 & ~3); /* align */
memcpy(mem,it,sizeof *it);
mem=(DLGITEMTEMPLATE*)mem + 1;
*((WORD*)mem)++=0xffff; /* class */
*((WORD*)mem)++=class; /* button */
mem=wcscpy(mem,txt) + wcslen(txt)+1;
*((WORD*)mem)++=0; /* creation data */
return mem;
}
typedef struct {
DLGITEMTEMPLATE dlg;
DWORD cls;
wchar_t *txt;
} DIALOG_ITEM;
HWND makedlg(HWND hwnd, DIALOG_ITEM *items, int n, wchar_t *title, DLGPROC proc) {
static char buf[8192];
void *mem;
DIALOG_ITEM *i;
wchar_t *font = L"Segoe UI";
DLGTEMPLATE dlg = { WS_SYSMENU|WS_VISIBLE|DS_SETFONT, 0,
n, 0,0, 256+28+8,20+4+16+4+24};
memcpy(buf, &dlg, sizeof dlg);
mem=buf + sizeof dlg;
*((WORD*)mem)++=0; /* menu */
*((WORD*)mem)++=0; /* class */
mem=wcscpy(mem,title) + wcslen(title)+1;
*((WORD*)mem)++=9; /* font size */
mem=wcscpy(mem,font) + wcslen(font)+1;
for (i=items; i < items+dlg.cdit; i++)
mem=makedlgitem(mem, &i->dlg, i->cls, i->txt);
return CreateDialogIndirect(GetModuleHandle(0),(void*)buf,
hwnd,proc);
}
void switch_tab(int to_tab) {
TAB.top = top;
if (to_tab < 0) to_tab = 0;
if (to_tab >= tab_count) to_tab = tab_count - 1;
current_tab = to_tab;
settitle(TAB.buf->changes);
SetCurrentDirectory(TAB.file_directory);
top = TAB.top;
file = TAB.file_settings;
reinitlang();
recalculate_text_metrics();
invdafter(1);
}
void next_tab() {
switch_tab((current_tab + 1) % tab_count);
}
void previous_tab() {
switch_tab(((unsigned)current_tab - 1) % tab_count);
}
int new_tab(Buf *b) {
tabs = realloc(tabs, (tab_count + 1) * sizeof *tabs);
tabs[tab_count] = (struct tab_t){
.magnification = 1.00f,
.buf = b,
.filename = wcsdup(L""),
.top = 1,
.file_settings = file,
.max_line_width = global.line_width,
};
current_tab = tab_count;
reinitconfig();
recalculate_tab_width();
return tab_count++;
}
void close_tab() {
struct tab_t tab = tabs[current_tab];
free(tab.filename);
freeb(tab.buf);
free(tab.buf);
for (int i = current_tab; i < tab_count - 1; i++)
tabs[i] = tabs[i + 1];
tab_count--;
if (tab_count == 0) {
act(ExitEditor);
return;
}
switch_tab(current_tab);
recalculate_tab_width();
}
void load_file_in_new_tab(wchar_t *filename_with_line_number);
static void run_program(wchar_t *commandline) {
STARTUPINFO startup_info = { sizeof startup_info, };
PROCESS_INFORMATION process_info;
bool ok = CreateProcess(NULL, commandline, NULL, NULL, FALSE, CREATE_NO_WINDOW,
NULL, NULL, &startup_info, &process_info);
if (ok) {
WaitForSingleObject(process_info.hProcess, INFINITE);
CloseHandle(process_info.hProcess);
CloseHandle(process_info.hThread);
}
}
void new_file() {
TAB.buf->changes=0;
clearb(TAB.buf);
defperfile();
top=1;
setfilename(L"");
settitle(0);
}
void load_file(wchar_t *filename_with_line_number) {
wchar_t *filename = wcsdup(filename_with_line_number);
int line_number = separate_line_number(filename);
platform_normalize_path(filename);
TAB.buf->changes=0;
clearb(TAB.buf);
if (!load(TAB.buf, filename, L"utf-8"))
MessageBox(w, L"Could not load", L"Error", MB_OK);
setfilename(filename);
free(filename);
settitle(0);
TAB.file_settings = file;
reinitconfig();
gob(TAB.buf, line_number, 0);
act(MoveHome);
invdafter(1);
}
void load_file_in_new_tab(wchar_t *filename_with_line_number) {
wchar_t *filename = wcsdup(filename_with_line_number);
int line_number = separate_line_number(filename);
platform_normalize_path(filename);
for (int i = 0; i < tab_count; i++)
if (!wcsicmp(tabs[i].filename, filename)) {
switch_tab(i);
_act(TAB.buf, EndSelection);
gob(TAB.buf, line_number, 0);
_act(TAB.buf, MoveHome);
invdafter(top);
free(filename);
return;
}
free(filename);
switch_tab(new_tab(newb()));
load_file(filename_with_line_number);
}
void save_file() {
if (!save(TAB.buf, TAB.filename))
MessageBox(w, L"Could not save", L"Error", MB_OK);
TAB.buf->changes=0;
settitle(0);
if (!wcscmp(TAB.filename, configfile))
act(ReloadConfig);
}
INT_PTR CALLBACK
SpawnProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) {
int len;
switch (msg) {
case WM_INITDIALOG:
dlg=hwnd;
return TRUE;
case WM_CLOSE:
dlg=0;
DestroyWindow(hwnd);
return TRUE;
case WM_COMMAND:
switch (wparam) {
case IDOK:
len=GetWindowText(GetDlgItem(hwnd,100),
lastcmd,
sizeof lastcmd/sizeof *lastcmd);
dlg=0;
DestroyWindow(hwnd);
act(SpawnCmd);
return TRUE;
case IDCANCEL:
dlg=0;
DestroyWindow(hwnd);
return TRUE;
case ID_CONSOLE:
use_console = IsDlgButtonChecked(hwnd, ID_CONSOLE);
return TRUE;
}
}
return FALSE;
}
static
openspawn(HWND hwnd, wchar_t *initcmd) {
DIALOG_ITEM items[] = {
{{WS_BORDER|WS_VISIBLE|WS_TABSTOP|ES_AUTOHSCROLL,0,
48,4, 256-48-4,14, 100},
0x81, initcmd},
{{WS_VISIBLE,0,
4,8, 44,16, 103},
0x82, L"Command: "},
{{WS_VISIBLE|BS_AUTOCHECKBOX|WS_TABSTOP,0,
4,20, 96,16, ID_CONSOLE},
0x80, L"Run with &console"},
{{WS_VISIBLE|BS_DEFPUSHBUTTON|WS_TABSTOP,0,
256,4, 28,16, IDOK},
0x80, L"OK"},
{{WS_VISIBLE|WS_TABSTOP,0,
256,20+4, 28,16, IDCANCEL},
0x80, L"Cancel"}
};
HWND dlgwnd = makedlg(hwnd, items, sizeof items/sizeof *items,
L"Run", SpawnProc);
CheckDlgButton(dlgwnd, ID_CONSOLE, use_console);
}
static
settitle(int mod) {
wchar_t all[MAX_PATH];
swprintf(all, MAX_PATH, L"%ls%ls%ls%ls",
mod? L"*": L"",
TAB.file_basename,
*TAB.filename_extension? L".": L"",
TAB.filename_extension);
SetWindowText(w, all);
invdafter(1);
}
static
setfilename(wchar_t *fn) {
wchar_t *s=fn, *e;
int length = GetFullPathName(fn, 0, NULL, NULL);
TAB.filename = calloc(length + 1, sizeof *TAB.filename);
GetFullPathName(fn, length, TAB.filename, NULL);
platform_normalize_path(TAB.filename);
if (e=wcsrchr(fn, L'/')) {
wcsncpy(TAB.file_directory, fn, e-s);
TAB.file_directory[e-s]=0;
e++;
} else {
GetCurrentDirectory(512, TAB.file_directory);
e=fn;
}
s=e;
if ((e=wcsrchr(s, L'.')) && s!=e) {
wcsncpy(TAB.file_basename, s, e-s);
TAB.file_basename[e-s]=0;
wcscpy(TAB.filename_extension, e+1);
} else {
wcscpy(TAB.file_basename, s);
TAB.filename_extension[0]=0;
}
reinitlang();
}
alertchange(int mod) {
settitle(mod);
invdafter(1);
}
alertabort(wchar_t *msg, wchar_t *re) {
wchar_t buf[1024];
swprintf(buf, 1024, L"error: %ls at /...%ls/",
msg, re);
MessageBox(w, buf, L"Expression Error", MB_OK);
}
static void stop_cursor_blink() {
cursor_timer = 0;
KillTimer(w, cursor_timer);
}
static void start_cursor_blink() {
stop_cursor_blink();
cursor_timer = SetTimer(w, 0, 1000 / global.cursor_fps, NULL);
}
static
snap() {
if (LN < top)
top=sat(1, LN-1, NLINES);
else if (BOT <= LN)
top=sat(1, LN-vis+1, NLINES-vis+1);
else return 0;
invdafter(top);
return 0;
}
/*
* Invalidate the given lines and update the display.
* This comes packaged with snapping to the caret, so if
* you don't want that, you should call InvalidateRect().
*/
static
invd(int lo, int hi) {
RECT rt;
snap();
if (mode != NORMAL_MODE) { // line numbers don't mean anything in other modes
InvalidateRect(w, NULL, 0);
} else {
rt.top=line2px(lo);
rt.bottom=line2px(hi+1);
rt.left=0;
rt.right=width;
InvalidateRect(w, &rt, 0);
}
}
static
invdafter(int lo) {
invd(lo, BOT);
}
static
commitlatch() {
wchar_t *txt;
HANDLE handle;
if (!latch)
return 0;
handle=GlobalAlloc(GMEM_MOVEABLE, (wcslen(latch)+1)*sizeof (wchar_t));
txt=GlobalLock(handle);
wcscpy(txt, latch);
free(latch);
latch=0;
GlobalUnlock(handle);
OpenClipboard(w);
EmptyClipboard();
SetClipboardData(CF_UNICODETEXT, txt);
CloseClipboard();
return 1;
}
generalinvd(int onlines, int wassel, Loc *olo, Loc *ohi) {
int selnow;
Loc lo,hi;
selnow=ordersel(TAB.buf, &lo, &hi);
if (onlines != NLINES)
invdafter(top);
else if (wassel != selnow && (wassel||selnow))
invdafter(top);
else if (selnow && !samerange(olo, ohi, &lo, &hi))
invd(min(olo->ln, lo.ln), max(ohi->ln, hi.ln));
}
spawn_cmd() {
STARTUPINFO si;
PROCESS_INFORMATION pi;
wchar_t wrap[MAX_PATH*3];
ZeroMemory(&si, sizeof si);
ZeroMemory(&pi, sizeof pi);
si.cb=sizeof si;
if (use_console)
swprintf(wrap,
sizeof wrap/sizeof *wrap,
lang.cmdwrapper,
lastcmd,
TAB.filename);
else
wcscpy(wrap, lastcmd);
if (CreateProcess(0,wrap, 0,0,0,0,0,0,&si, &pi)) {
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
}
}
void highlight_selection() {
free(highlight_text);
highlight_text = 0;
if (not global.highlight_sel)
return;
if (SLN == LN and abs(SIND - IND) > 1) {
wchar_t *text = copysel(TAB.buf);
for (int ln = top; ln <= BOT; ln++)
if (wcsistr(getb(TAB.buf, ln, 0), text)) {
highlight_text = text;
invd(ln, ln);
}
}
}
void highlight_brace() {
TAB.brace[2] = TAB.brace[0];
TAB.brace[3] = TAB.brace[1];
TAB.brace[0] = (Scanner){0};
TAB.brace[1] = (Scanner){0};
TAB.badbrace[1] = TAB.badbrace[0];
TAB.badbrace[0] = (Scanner){0};
if (!global.match_braces) return;
Scanner start = getscanner(TAB.buf, LN, IND);
start = backtoenclosingbrace(start);
Scanner other = matchbrace(start, false, true);
if (other.c) {
TAB.brace[0] = start;
TAB.brace[1] = other;
}
if (not other.c and closetbl[start.c & 0xffff])
TAB.badbrace[0] = start;
for (int i = 0; i < 4; i++)
invd(TAB.brace[i].ln, TAB.brace[i].ln);
for (int i = 0; i < 2; i++)
invd(TAB.badbrace[i].ln, TAB.badbrace[i].ln);
}
void adjust_line_width(struct tab_t *tab) {
int new = 0;
for (int i = 1; i <= NLINES; i++)
new = max(new, lenb(tab->buf, i));
if (new > tab->max_line_width) {
tab->max_line_width = new + 10;
recalculate_text_metrics();
invdafter(top);
} else if (new < tab->max_line_width - 10) {
tab->max_line_width = max(new, global.line_width);
recalculate_text_metrics();
invdafter(top);
}
}
act(int action) {
STARTUPINFO si;
PROCESS_INFORMATION pi;
int ok, wassel, onlines,oldconf;
int ln, ind;
Loc lo,hi;
DWORD sz;
wchar_t *txt;
onlines=NLINES;
wassel=ordersel(TAB.buf, &lo, &hi);
switch (action) {
case PasteClipboard:
if (!OpenClipboard(w))
return 0;
latch = GetClipboardData(CF_UNICODETEXT);
break;
case ReloadConfig:
case PrevConfig:
case NextConfig:
oldconf=curconf;
break;
}
ok = _act(TAB.buf, action);
switch (action) {
case ExitEditor:
SendMessage(w, WM_CLOSE,0,0);
break;
case SpawnEditor:
ZeroMemory(&si, sizeof si);
ZeroMemory(&pi, sizeof pi);
si.cb=sizeof si;
txt=malloc(MAX_PATH*sizeof(wchar_t));
GetModuleFileName(0, txt, MAX_PATH);
if (CreateProcess(txt,0, 0,0,0,0,0,0,&si, &pi)) {
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
}
free(txt);
break;
case SpawnShell:
ZeroMemory(&si, sizeof si);
ZeroMemory(&pi, sizeof pi);
si.cb=sizeof si;
if (CreateProcess(0,global.shell, 0,0,0,0,0,0,&si, &pi)) {
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
}
break;
case SpawnCmd:
spawn_cmd();
break;
case PromptSpawn:
ok=openspawn(w, lastcmd);
break;
case DeleteLine:
case JoinLine:
case Duplicate:
case BreakLine:
/* Line monitor will handle */
break;
case SelectAll:
case StartSelection:
case IndentSelection:
case UnindentSelection:
case EndSelection:
/* The selection monitor handles updates */
break;
case CommentSelection:
if (!wassel)
invd(LN, LN);
/* The selection monitor handles updates */
break;
case MoveLeft:
case MoveRight:
case MoveWordLeft:
case MoveWordRight:
case MoveHome:
case MoveEnd:
invdafter(BOT);
snap();
break;
case MoveUp:
case MoveDown:
case MovePageUp:
case MovePageDown:
case MoveSof:
case MoveEof:
invdafter(top);
snap();
break;
case DeleteChar:
case BackspaceChar:
case DeleteSelection:
/* If the update was simple, invalidate the
* line; if it was not, the line or selection
* monitor will handle it
*/
invd(LN, LN);
break;
case AscendLine:
if (ok)
invd(LN, LN+1);
break;
case DescendLine:
if (ok)
invd(LN-1, LN);
break;
case CutSelection:
commitlatch();
break;
case CopySelection:
commitlatch();
break;
case PasteClipboard:
latch=0;
CloseClipboard();
invd(LN, LN);
break;
case UndoChange:
case RedoChange:
if (ok)
invdafter(top);
break;
case PromptFind:
case PromptReplace:
if (dlg)
break;
fr.Flags &= ~FR_DIALOGTERM;
if (SLN) {
wchar_t *tmp = copysel(TAB.buf);
wcsncpy(fr.lpstrFindWhat,tmp,MAX_PATH);
fr.lpstrFindWhat[MAX_PATH] = 0;
free(tmp);
}
dlg = action==PromptFind
? FindText(&fr)
: ReplaceText(&fr);
break;
case ReloadConfig:
case PrevConfig:
case NextConfig:
if (ok) {
if (action==ReloadConfig)
selectconfig(oldconf);
reinitconfig();
invdafter(top);
}
break;
case EditConfig:
load_file_in_new_tab(configfile);
break;
case ToggleTransparency:
transparent = !transparent;
SetLayeredWindowAttributes(w, 0, 255*(transparent?global.alpha:1), LWA_ALPHA);
break;
case ToggleFullscreen:
fullscreen = !fullscreen;
SetWindowLongPtr(w, GWL_STYLE,
(fullscreen? WS_POPUP: WS_OVERLAPPEDWINDOW)|WS_VISIBLE);
break;
case ToggleMinimap:
global.minimap = !global.minimap;
invdafter(top);
break;
case RaiseFontMagnification:
TAB.magnification += 0.05f;
configfont();
invdafter(top);
break;
case LowerFontMagnification:
if (TAB.magnification > 0.05f * 2.0f) TAB.magnification -= 0.05f;
configfont();
invdafter(top);
break;
case ResetFontMagnification:
TAB.magnification = 1.00f;
configfont();
invdafter(top);
break;
case NewTab:
switch_tab(new_tab(newb()));
break;
case NextTab:
next_tab();
break;
case PreviousTab:
previous_tab();
break;
case CloseTab:
close_tab();
return ok;
default:
invdafter(top);
}
highlight_selection(TAB);
highlight_brace(TAB);
adjust_line_width(&TAB);
generalinvd(onlines, wassel, &lo, &hi);
return ok;
}
int actins(int c) {
Loc lo, hi;
bool was_selecting = ordersel(TAB.buf, &lo, &hi);
int old_nlines = NLINES;
_actins(TAB.buf, c);
highlight_selection(TAB);
highlight_brace(TAB);
adjust_line_width(&TAB);
invd(LN, LN);
generalinvd(old_nlines, was_selecting, &lo, &hi);
return 1;
}
actquery(wchar_t *query, int down, int sens) {
wchar_t title[2];
if (!_actquery(TAB.buf, query, down, sens))
return 0;
GetWindowText(dlg, title, 2);
if (dlg && title[0]=='F')
SendMessage(dlg, WM_CLOSE, 0, 0);
invdafter(top);
return 1;
}
actreplace(wchar_t *query, wchar_t *repl, int down, int sens) {
if (!_actreplace(TAB.buf, query, repl, down, sens))
return 0;
invdafter(top);
return 1;
}
actreplaceall(wchar_t *query, wchar_t *repl, int down, int sens) {
int n;
if (dlg)
SendMessage(dlg, WM_CLOSE, 0, 0);
n=_actreplaceall(TAB.buf, query, repl, down, sens);
if (!n)
return 0;
invdafter(top);
return n;
}
autoquery() {
return actquery(fr.lpstrFindWhat,
fr.Flags & FR_DOWN,
fr.Flags & FR_MATCHCASE);
}
autoreplace() {
return actreplace(fr.lpstrFindWhat,
fr.lpstrReplaceWith,
fr.Flags & FR_DOWN,
fr.Flags & FR_MATCHCASE);
}
autoreplaceall() {
return actreplaceall(fr.lpstrFindWhat,
fr.lpstrReplaceWith,
fr.Flags & FR_DOWN,
fr.Flags & FR_MATCHCASE);
}
void start_isearch() {
mode = ISEARCH_MODE;
current_input = &isearch_input;
if (current_input->text)
free(current_input->text);
current_input->text = SLN ? copysel(TAB.buf) : wcsdup(L"");
current_input->length = wcslen(current_input->text);
current_input->cursor = current_input->length;
reserve_vertical_space(isearch_bar_height);
act(EndSelection);
invdafter(top);
}
void isearch_next_result() {
actisearch(TAB.buf, isearch_input.text, true, true);
invdafter(top);
}
bool isearch_before_key(struct input_t *input, int c, bool alt, bool ctl, bool shift) {
if (c == '\r') {
isearch_next_result();
return false;
} else if (c == 27) {
reserve_vertical_space(-isearch_bar_height);
invdafter(top);
mode = NORMAL_MODE;
return false;
}
return true;
}
void isearch_after_key(struct input_t *input) {
actisearch(TAB.buf, input->text, true, false);
invdafter(top);
}
int separate_line_number(wchar_t *filename) {
wchar_t *line_part = wcsrchr(filename, L':');
wchar_t *end;
bool had_line_number = line_part && (line_part[1] == 0 || iswdigit(line_part[1]));
int line_number = had_line_number ? wcstoul(line_part + 1, &end, 10) : 0;
if (!had_line_number) return 0;
*line_part = 0;
return line_number;
}
void filter_fuzzy_search_list(wchar_t **out, wchar_t **in, wchar_t *request) {
if (!in || !out) return;
request = wcsdup(request);
separate_line_number(request);
*out = NULL;
int count = 0;
for ( ; *in; in++)
if (!*request || wcsistr(*in, request)) {
count++;
*out++ = *in +
(wcsstr(*in, TAB.file_directory) == 0 ?
wcslen(TAB.file_directory) + 1 :
0);
}
*out = NULL;
free(request);
fuzzy_count = count;
fuzzy_index = fuzzy_count ? fuzzy_index % fuzzy_count : 0;
}
void start_fuzzy_search(wchar_t *initial_text) {
stop_cursor_blink();
mode = FUZZY_SEARCH_MODE;
current_input = &fuzzy_search_input;
if (current_input->text)
free(current_input->text);
current_input->text = wcsdup(initial_text);
current_input->length = wcslen(current_input->text);
current_input->cursor = current_input->length;
if (all_fuzzy_search_files) {
for (wchar_t **p = all_fuzzy_search_files; *p; p++) free(*p);
free(all_fuzzy_search_files);
all_fuzzy_search_files = NULL;
}
if (fuzzy_search_files) {
free(fuzzy_search_files);
fuzzy_search_files = NULL;
}
int count;
all_fuzzy_search_files = platform_list_directory(TAB.file_directory, &count);
fuzzy_search_files = calloc(count + 1, sizeof *fuzzy_search_files);
filter_fuzzy_search_list(fuzzy_search_files, all_fuzzy_search_files, fuzzy_search_input.text);
act(EndSelection);
invdafter(top);
}
bool fuzzy_search_before_key(struct input_t *input, int c, bool alt, bool ctl, bool shift) {
if (c == '\r') {
mode = NORMAL_MODE;