Files
text_editor/src/text_editor/commands.cpp
2025-05-05 15:51:21 +02:00

823 lines
28 KiB
C++

void ToggleFullscreen() {
if (IsInFullscreen) {
SDL_SetWindowSize(SDLWindow, FullScreenSizeX, FullScreenSizeY);
SDL_SetWindowPosition(SDLWindow, FullScreenPositionX, FullScreenPositionY);
} else {
SDL_GetWindowSize(SDLWindow, &FullScreenSizeX, &FullScreenSizeY);
SDL_GetWindowPosition(SDLWindow, &FullScreenPositionX, &FullScreenPositionY);
SDL_DisplayID display = SDL_GetDisplayForWindow(SDLWindow);
const SDL_DisplayMode *dm = SDL_GetCurrentDisplayMode(display);
SDL_SetWindowSize(SDLWindow, dm->w, dm->h);
SDL_SetWindowPosition(SDLWindow, 0, 0);
}
IsInFullscreen = !IsInFullscreen;
}
void CheckpointBeforeGoto(Window *window, View *view) {
Buffer *buffer = GetBuffer(view->active_buffer);
Add(&window->goto_history, {buffer->id, view->carets[0]});
window->goto_redo.len = 0;
}
void CheckpointBeforeGoto(Window *window) {
CheckpointBeforeGoto(window, GetView(window->active_view));
}
GotoCrumb GetCrumb(Array<GotoCrumb> *cr) {
for (; cr->len;) {
GotoCrumb c = Pop(cr);
Buffer *buffer = GetBufferStrict(c.buffer_id);
if (buffer) return c;
}
return {};
}
void GotoBackward(Window *window) {
BSet set = GetBSet(window);
if (window->goto_history.len <= 0) return;
Add(&window->goto_redo, {set.buffer->id, set.view->carets[0]});
GotoCrumb c = GetCrumb(&window->goto_history);
Buffer *buffer = GetBuffer(c.buffer_id);
View *view = WindowOpenBufferView(window, buffer->name);
view->carets[0] = c.caret;
UpdateScroll(window, true);
}
void GotoForward(Window *window) {
BSet set = GetBSet(window);
if (window->goto_redo.len <= 0) return;
Add(&window->goto_history, {set.buffer->id, set.view->carets[0]});
GotoCrumb c = GetCrumb(&window->goto_redo);
Buffer *buffer = GetBuffer(c.buffer_id);
View *view = WindowOpenBufferView(window, buffer->name);
view->carets[0] = c.caret;
UpdateScroll(window, true);
}
Int ScreenSpaceToBufferPos(Window *window, View *view, Buffer *buffer, Vec2I mouse) {
Vec2I mworld = mouse - window->document_rect.min + view->scroll;
double px = (double)mworld.x / (double)FontCharSpacing;
double py = (double)mworld.y / (double)FontLineSpacing;
XY xy = {(Int)round(px), (Int)floor(py)};
Int result = XYToPosWithoutNL(buffer, xy);
return result;
}
Int ScreenSpaceToBufferPosErrorOutOfBounds(Window *window, View *view, Buffer *buffer, Vec2I mouse) {
Vec2I mworld = mouse - window->document_rect.min + view->scroll;
double px = (double)mworld.x / (double)FontCharSpacing;
double py = (double)mworld.y / (double)FontLineSpacing;
XY xy = {(Int)round(px), (Int)floor(py)};
Int result = XYToPosErrorOutOfBounds(buffer, xy);
return result;
}
void MouseLoadWord(Event event, void (*cmd_function)(String16 string)) {
Vec2I mouse = MouseVec2I();
BSet active = GetActiveSet();
bool mouse_in_document = CheckCollisionPointRec(mouse, active.window->document_rect);
if (mouse_in_document) {
Int p = ScreenSpaceToBufferPosErrorOutOfBounds(active.window, active.view, active.buffer, mouse);
if (p != -1) {
Range enclose = EncloseLoadWord(active.buffer, p);
if (InBounds(active.view->carets[0].range, p)) enclose = active.view->carets[0].range;
String16 string = GetString(active.buffer, enclose);
active.view->carets.len = 1;
active.view->carets[0] = MakeCaret(p);
cmd_function(string);
}
}
}
void Command_ReplaceWithoutMovingCarets(View *view, Range range, String16 string) {
Buffer *buffer = GetBuffer(view->active_buffer);
Array<Caret> caret_copy = Copy(GetSystemAllocator(), view->carets);
defer {
Dealloc(&view->carets);
view->carets = caret_copy;
};
Scratch scratch;
Command_SelectRangeOneCursor(view, range);
Array<Edit> edits = Command_ReplaceEx(scratch, view, string);
AdjustCarets(edits, &caret_copy);
}
// @todo: revamp interface since it scrolls ALL VIEWS??? or maybe not??
void Command_Append(View *view, String16 string, bool scroll_to_end_if_cursor_on_last_line) {
Scratch scratch;
Buffer *buffer = GetBuffer(view->active_buffer);
struct ViewInfo {
View *view;
Array<Caret> carets;
bool scroll_to_end;
};
Array<ViewInfo> view_info = {scratch};
for (View *it_view = FirstView; it_view; it_view = it_view->next) {
if (it_view->active_buffer != buffer->id) {
continue;
}
ViewInfo vi = {it_view};
if (scroll_to_end_if_cursor_on_last_line) {
Int line = PosToLine(buffer, GetFront(it_view->carets[0]));
if (line == buffer->line_starts.len - 1) {
vi.scroll_to_end = true;
}
}
if (!vi.scroll_to_end) {
vi.carets = Copy(GetSystemAllocator(), it_view->carets);
}
Add(&view_info, vi);
}
Command_SelectRangeOneCursor(view, GetEndAsRange(buffer));
Command_Replace(view, string);
For (view_info) {
if (it.scroll_to_end) {
it.view->carets[0] = MakeCaret(GetEndAsRange(buffer).min);
} else {
Dealloc(&it.view->carets);
it.view->carets = it.carets;
}
}
}
void Command_Append(View *view, String string, bool scroll_to_end_if_cursor_on_last_line) {
Scratch scratch;
String16 string16 = ToString16(scratch, string);
Command_Append(view, string16, scroll_to_end_if_cursor_on_last_line);
}
void Command_Appendf(View *view, const char *fmt, ...) {
Scratch scratch;
STRING_FORMAT(scratch, fmt, string);
Command_Append(view, string, true);
}
void ReportErrorf(const char *fmt, ...) {
Scratch scratch;
STRING_FORMAT(scratch, fmt, string);
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Error!", string.data, NULL);
View *view = GetView(NullViewID);
Command_Appendf(view, "%.*s\n", FmtString(string));
ActiveWindow = NullWindowID;
}
void ReportConsolef(const char *fmt, ...) {
Scratch scratch;
STRING_FORMAT(scratch, fmt, string);
View *view = GetView(NullViewID);
Command_Appendf(view, "%.*s\n", FmtString(string));
}
void ReportWarningf(const char *fmt, ...) {
Scratch scratch;
STRING_FORMAT(scratch, fmt, string);
View *null_view = GetView(NullViewID);
Command_Appendf(null_view, "%.*s\n", FmtString(string));
ActiveWindow = NullWindowID;
}
void Command_MoveCursorsByPageSize(Window *window, int direction, bool shift = false) {
Assert(direction == DIR_UP || direction == DIR_DOWN);
BSet set = GetBSet(window);
CheckpointBeforeGoto(window);
Rect2I visible_cells_rect = GetVisibleCells(window);
Int y = GetSize(visible_cells_rect).y - 2;
if (direction == DIR_UP) y = -y;
For(set.view->carets) {
XY xy = PosToXY(set.buffer, GetFront(it));
if (direction == DIR_DOWN && xy.line == set.buffer->line_starts.len - 1) {
Range line_range = GetLineRange(set.buffer, xy.line);
xy.col = line_range.max - line_range.min;
} else if (direction == DIR_UP && xy.line == 0) {
xy.col = 0;
}
xy.line += y;
Int pos = XYToPos(set.buffer, xy);
if (shift) {
it = SetFront(it, pos);
} else {
it = MakeCaret(pos);
}
}
}
void Command_MoveCursorsToSide(View *view, int direction, bool shift = false) {
Assert(direction == DIR_LEFT || direction == DIR_RIGHT);
Buffer *buffer = GetBuffer(view->active_buffer);
For(view->carets) {
Int pos = GetFront(it);
if (direction == DIR_RIGHT) {
pos = GetLineEnd(buffer, pos);
} else {
Int indent = GetIndentAtPos(buffer, pos);
Int new_pos = GetLineStart(buffer, pos);
if (new_pos + indent != pos) {
pos = new_pos + indent;
} else {
pos = new_pos;
}
}
if (shift) {
it = SetFront(it, pos);
} else {
it.range.max = it.range.min = pos;
}
}
}
Caret MoveCaret(Buffer *buffer, Caret it, int direction, bool ctrl = false, bool shift = false) {
Int front = GetFront(it);
Int range_size = GetSize(it.range);
switch (direction) {
case DIR_UP: {
if (ctrl && shift) {
Int pos = GetPrevEmptyLineStart(buffer, front);
it = SetFront(it, pos);
} else if (ctrl) {
Int pos = GetPrevEmptyLineStart(buffer, it.range.min);
it = MakeCaret(pos);
} else if (shift) {
Int pos = OffsetByLine(buffer, front, -1);
it = SetFront(it, pos);
} else {
if (range_size == 0) {
Int pos = OffsetByLine(buffer, it.range.min, -1);
it = MakeCaret(pos);
} else {
it = MakeCaret(it.range.min);
}
}
} break;
case DIR_DOWN: {
if (ctrl && shift) {
Int pos = GetNextEmptyLineStart(buffer, front);
it = SetFront(it, pos);
} else if (ctrl) {
Int pos = GetNextEmptyLineStart(buffer, it.range.max);
it = MakeCaret(pos);
} else if (shift) {
Int pos = OffsetByLine(buffer, front, 1);
it = SetFront(it, pos);
} else {
if (range_size == 0) {
Int pos = OffsetByLine(buffer, it.range.max, 1);
it = MakeCaret(pos);
} else {
it = MakeCaret(it.range.max);
}
}
} break;
case DIR_LEFT: {
if (ctrl && shift) {
Int pos = GetPrevWordStart(buffer, front);
it = SetFront(it, pos);
} else if (ctrl) {
if (range_size != 0 && front != it.range.min) {
it = MakeCaret(it.range.min);
} else {
Int pos = GetPrevWordStart(buffer, it.range.min);
it = MakeCaret(pos);
}
} else if (shift) {
Int pos = GetPrevChar(buffer, front);
it = SetFront(it, pos);
} else {
if (range_size == 0) {
Int pos = GetPrevChar(buffer, it.range.min);
it = MakeCaret(pos);
} else {
it = MakeCaret(it.range.min);
}
}
} break;
case DIR_RIGHT: {
if (ctrl && shift) {
Int pos = GetNextWordEnd(buffer, front);
it = SetFront(it, pos);
} else if (ctrl) {
if (range_size != 0 && front != it.range.max) {
it = MakeCaret(it.range.max);
} else {
Int pos = GetNextWordEnd(buffer, it.range.max);
it = MakeCaret(pos);
}
} else if (shift) {
Int pos = GetNextChar(buffer, front);
it = SetFront(it, pos);
} else {
if (range_size == 0) {
Int pos = GetNextChar(buffer, it.range.max);
it = MakeCaret(pos);
} else {
it = MakeCaret(it.range.max);
}
}
} break;
}
return it;
}
void Command_Move(View *view, int direction, bool ctrl = false, bool shift = false) {
Assert(direction < DIR_COUNT);
Buffer *buffer = GetBuffer(view->active_buffer);
For(view->carets) {
it = MoveCaret(buffer, it, direction, ctrl, shift);
}
}
void Command_MoveLine(View *view, int direction) {
Assert(direction == DIR_DOWN || direction == DIR_UP);
Scratch scratch;
// @todo: this doesn't work well at the end of buffer
struct XYPair {
XY front;
XY back;
};
Buffer *buffer = GetBuffer(view->active_buffer);
Array<Edit> edits = BeginEdit(scratch, buffer, view->carets);
MergeCarets(buffer, &view->carets);
Array<XYPair> saved_xy = {scratch};
For(view->carets) {
Int eof_current = 0;
Range lines_to_move_range = {GetFullLineStart(buffer, it.range.min), GetFullLineEnd(buffer, it.range.max, &eof_current)};
if (lines_to_move_range.min == 0 && direction == DIR_UP) {
continue;
}
Int eof = 0;
Int next_line_start = lines_to_move_range.max;
Int next_line_end = GetFullLineEnd(buffer, next_line_start, &eof);
Int prev_line_end = lines_to_move_range.min - 1;
Int prev_line_start = GetFullLineStart(buffer, prev_line_end);
if (direction == DIR_DOWN && eof) {
continue;
} else if (direction == DIR_UP && eof_current) {
continue;
}
String16 string = Copy(scratch, GetString(buffer, lines_to_move_range));
AddEdit(&edits, lines_to_move_range, {});
if (direction == DIR_DOWN) {
AddEdit(&edits, Rng(next_line_end), string);
} else {
AddEdit(&edits, Rng(prev_line_start), string);
}
Add(&saved_xy, {PosToXY(buffer, GetFront(it)), PosToXY(buffer, GetBack(it))});
}
EndEdit(buffer, &edits, &view->carets, !KILL_SELECTION);
Int line_offset = direction == DIR_UP ? -1 : +1;
for (Int i = 0; i < saved_xy.len; i += 1) {
Caret &caret = view->carets[i];
XYPair &xypair = saved_xy[i];
xypair.front.line += line_offset;
xypair.back.line += line_offset;
Int front = XYToPos(buffer, xypair.front);
Int back = XYToPos(buffer, xypair.back);
caret = MakeCaret(front, back);
}
}
Array<Edit> Command_ReplaceEx(Allocator scratch, View *view, String16 string) {
Buffer *buffer = GetBuffer(view->active_buffer);
Array<Edit> edits = BeginEdit(scratch, buffer, view->carets);
MergeCarets(buffer, &view->carets);
For(view->carets) AddEdit(&edits, it.range, string);
EndEdit(buffer, &edits, &view->carets, KILL_SELECTION);
return edits;
}
void Command_Replace(View *view, String16 string) {
Scratch scratch;
Command_ReplaceEx(scratch, view, string);
}
void Command_DuplicateLine(View *view, int direction) {
Assert(direction == DIR_UP || direction == DIR_DOWN);
Scratch scratch;
Buffer *buffer = GetBuffer(view->active_buffer);
BeginEdit(scratch, buffer, view->carets);
MergeCarets(buffer, &view->carets);
Array<Edit> edits = {scratch};
For(view->carets) {
Int eof = 0;
Range range = {};
range.max = GetFullLineEnd(buffer, it.range.max, &eof);
range.min = GetFullLineStart(buffer, it.range.min);
range.min -= Clamp(eof, (Int)0, buffer->len);
String16 string = Copy(scratch, GetString(buffer, range));
Int pos = direction == DIR_UP ? range.min : range.max;
AddEdit(&edits, Rng(pos), string);
}
EndEdit(buffer, &edits, &view->carets, !KILL_SELECTION);
Int coef = direction == DIR_UP ? -1 : 1;
for (Int i = 0; i < edits.len; i += 1) {
Edit *edit = edits.data + i;
Caret *caret = view->carets.data + i;
XY xymin = PosToXY(buffer, caret->range.min);
XY xymax = PosToXY(buffer, caret->range.max);
Int line_count = xymax.line - xymin.line + 1;
xymin.line += coef * line_count;
xymax.line += coef * line_count;
caret->range.min = XYToPos(buffer, xymin);
caret->range.max = XYToPos(buffer, xymax);
}
}
Array<Range> GetSelectedLinesSorted(Allocator allocator, View *view) {
Scratch scratch(allocator);
Buffer *buffer = GetBuffer(view->active_buffer);
Array<Caret> caret_copy = TightCopy(scratch, view->carets);
Array<Caret> temp = TightCopy(scratch, view->carets);
if (view->carets.len > 1) MergeSort(view->carets.len, caret_copy.data, temp.data);
Array<Range> result = {allocator};
For(caret_copy) {
Int min_line = PosToLine(buffer, it.range.min);
Int max_line = PosToLine(buffer, it.range.max);
Range line_range = {min_line, max_line + 1};
if (result.len == 0) {
Add(&result, line_range);
continue;
}
Range *last = GetLast(result);
if (AreOverlapping(*last, line_range)) {
last->max = Max(last->max, line_range.max);
} else {
Add(&result, line_range);
}
}
return result;
}
void Command_IndentSelectedLines(View *view, bool shift = false) {
Scratch scratch;
Buffer *buffer = GetBuffer(view->active_buffer);
Array<Edit> edits = BeginEdit(scratch, buffer, view->carets);
MergeCarets(buffer, &view->carets);
Array<Range> line_ranges_to_indent = GetSelectedLinesSorted(scratch, view);
For(line_ranges_to_indent) {
for (Int i = it.min; i < it.max; i += 1) {
Range pos_range_of_line = GetLineRange(buffer, i);
if (!shift) {
String16 whitespace_string = {u" ", StyleIndentSize};
AddEdit(&edits, {pos_range_of_line.min, pos_range_of_line.min}, whitespace_string);
} else {
String16 string = GetString(buffer, pos_range_of_line);
Int whitespace_len = 0;
for (Int i = 0; i < StyleIndentSize && i < string.len && string.data[i] == ' '; i += 1) {
whitespace_len += 1;
}
AddEdit(&edits, {pos_range_of_line.min, pos_range_of_line.min + whitespace_len}, u"");
}
}
}
EndEdit(buffer, &edits, &view->carets, !KILL_SELECTION);
view->update_scroll = false;
}
void Command_TrimTrailingWhitespace(View *view, bool dont_trim_lines_with_cursor) {
Scratch scratch;
Buffer *buffer = GetBuffer(view->active_buffer);
Array<Edit> edits = BeginEdit(scratch, buffer, view->carets);
MergeCarets(buffer, &view->carets);
Array<Range> lines_to_skip_triming = {};
if (dont_trim_lines_with_cursor) lines_to_skip_triming = GetSelectedLinesSorted(scratch, view);
for (Int i = 0; i < buffer->line_starts.len; i += 1) {
Int range_index = FindRangeByPos(&lines_to_skip_triming, i);
if (range_index != -1) continue;
Range range = GetLineRangeWithoutNL(buffer, i);
Int whitespace_end = range.max;
for (; whitespace_end > range.min; whitespace_end -= 1) {
U16 w = buffer->data[whitespace_end - 1];
bool is_whitespace = w == ' ' || w == '\t' || w == '\v' || w == '\r';
if (!is_whitespace) break;
}
Range whitespace_range = {whitespace_end, range.max};
AddEdit(&edits, whitespace_range, u"");
}
EndEdit(buffer, &edits, &view->carets, !KILL_SELECTION);
view->update_scroll = false;
}
void Command_ConvertLineEndings(View *view, bool dont_trim_lines_with_cursor) {
Scratch scratch;
Buffer *buffer = GetBuffer(view->active_buffer);
Array<Edit> edits = BeginEdit(scratch, buffer, view->carets);
MergeCarets(buffer, &view->carets);
Array<Range> lines_to_skip_triming = {};
if (dont_trim_lines_with_cursor) lines_to_skip_triming = GetSelectedLinesSorted(scratch, view);
for (Int i = 0; i < buffer->line_starts.len; i += 1) {
Int range_index = FindRangeByPos(&lines_to_skip_triming, i);
if (range_index != -1) continue;
Range range = GetLineRangeWithoutNL(buffer, i);
char16_t cr = GetChar(buffer, range.max - 1);
char16_t lf = GetChar(buffer, range.max);
if (cr == u'\r' && lf == u'\n') {
AddEdit(&edits, {range.max - 1, range.max}, u"");
}
}
EndEdit(buffer, &edits, &view->carets, !KILL_SELECTION);
view->update_scroll = false;
}
bool IsCFile(String name) {
bool result = EndsWith(name, ".cpp") || EndsWith(name, ".c") || EndsWith(name, ".hpp") || EndsWith(name, ".h");
return result;
}
void SaveBuffer(View *view) {
Buffer *buffer = GetBuffer(view->active_buffer);
bool dont_trim_lines_with_cursor = true;
Command_ConvertLineEndings(view, dont_trim_lines_with_cursor);
if (StyleTrimWhitespaceOnSave) {
Command_TrimTrailingWhitespace(view, dont_trim_lines_with_cursor);
Assert(view->active_buffer == buffer->id);
}
if (StyleClangFormatOnSave && IsCFile(buffer->name)) {
Scratch scratch;
String string = AllocCharString(scratch, buffer);
Buffer *temp_buffer = ExecAndWait(scratch, "clang-format", GetDir(buffer), string);
Command_ReplaceWithoutMovingCarets(view, GetRange(buffer), {temp_buffer->str, temp_buffer->len});
}
Scratch scratch;
String string = AllocCharString(scratch, buffer);
bool success = WriteFile(buffer->name, string);
if (success) {
buffer->file_mod_time = GetFileModTime(buffer->name);
buffer->dirty = false;
buffer->gc = false;
} else {
ReportWarningf("Failed to save file with name: %.*s", FmtString(buffer->name));
}
}
void Command_KillSelectedLines(View *view) {
Scratch scratch;
Buffer *buffer = GetBuffer(view->active_buffer);
SaveCaretHistoryBeforeBeginEdit(buffer, view->carets);
For (view->carets) {
Int eof = 0;
it.range.max = GetFullLineEnd(buffer, it.range.max, &eof);
it.range.min = GetFullLineStart(buffer, it.range.min);
it.range.min -= Clamp(eof, (Int)0, buffer->len);
}
Command_Replace(view, u"");
}
void Command_Delete(View *view, int direction, bool ctrl = false) {
Assert(direction == DIR_LEFT || direction == DIR_RIGHT);
Scratch scratch;
Buffer *buffer = GetBuffer(view->active_buffer);
Array<Edit> edits = BeginEdit(scratch, buffer, view->carets);
// Select things to delete
For(view->carets) {
if (GetSize(it.range)) continue;
if (direction == DIR_LEFT) {
// Delete indent in multiple of IndentSize
Range indent_range = GetIndentRangeAtPos(buffer, it.range.min);
if (ctrl == false && it.range.min > indent_range.min && it.range.max <= indent_range.max) {
Int offset = it.range.min - indent_range.min;
Int to_delete = (offset % (StyleIndentSize));
if (to_delete == 0) to_delete = StyleIndentSize;
to_delete = Clamp(to_delete, (Int)1, StyleIndentSize);
for (Int i = 0; i < to_delete; i += 1) {
it = MoveCaret(buffer, it, direction, false, SHIFT_PRESSED);
}
} else {
it = MoveCaret(buffer, it, direction, ctrl, SHIFT_PRESSED);
}
} else {
it = MoveCaret(buffer, it, direction, ctrl, SHIFT_PRESSED);
}
}
MergeCarets(buffer, &view->carets);
For(view->carets) AddEdit(&edits, it.range, {});
EndEdit(buffer, &edits, &view->carets, true);
}
void Command_SelectAll(View *view, String16 needle) {
Buffer *buffer = GetBuffer(view->active_buffer);
String16 string_buffer = GetString(buffer);
for (Int pos = 0;;) {
Int index = 0;
String16 medium = Skip(string_buffer, pos);
if (!Seek(medium, needle, &index)) {
break;
}
Add(&view->carets, MakeCaret(pos + index + needle.len, pos + index));
pos += needle.len;
}
MergeCarets(buffer, &view->carets);
}
void Command_CreateCursorVertical(View *view, int direction) {
Assert(direction == DIR_UP || direction == DIR_DOWN);
Buffer *buffer = GetBuffer(view->active_buffer);
Int line_offset = direction == DIR_UP ? -1 : 1;
Scratch scratch;
Array<Caret> arr = {scratch};
For(view->carets) {
if (PosToLine(buffer, it.range.min) == PosToLine(buffer, it.range.max)) {
Int f = OffsetByLine(buffer, GetFront(it), line_offset);
Int b = OffsetByLine(buffer, GetBack(it), line_offset);
Add(&arr, MakeCaret(f, b));
} else {
Int pos = direction == DIR_UP ? it.range.min : it.range.max;
Caret caret = MakeCaret(pos);
caret = MoveCaret(buffer, caret, direction);
Add(&arr, caret);
}
}
For(arr) Add(&view->carets, it);
MergeCarets(buffer, &view->carets);
}
void Command_SelectRangeOneCursor(View *view, Caret caret) {
view->carets.len = 1;
view->carets[0] = caret;
}
void Command_SelectRangeOneCursor(View *view, Range range) {
Command_SelectRangeOneCursor(view, MakeCaret(range.min, range.max));
}
void Command_SelectEntireBuffer(View *view) {
Buffer *buffer = GetBuffer(view->active_buffer);
Command_SelectRangeOneCursor(view, GetRange(buffer));
}
Caret FindPrev(Buffer *buffer, String16 needle, Caret caret) {
Int pos = GetFront(caret);
String16 medium = GetString(buffer, {0, pos});
Caret result = caret;
Int index = 0;
if (Seek(medium, needle, &index, SeekFlag_MatchFindLast)) {
result = MakeCaret(index, index + needle.len);
} else {
medium = GetString(buffer);
if (Seek(medium, needle, &index, SeekFlag_MatchFindLast)) {
result = MakeCaret(index, index + needle.len);
}
}
return result;
}
Caret FindNext(Buffer *buffer, String16 needle, Caret caret) {
Int pos = GetFront(caret);
String16 medium = GetString(buffer, {pos, INT64_MAX});
Caret result = caret;
Int index = 0;
if (Seek(medium, needle, &index)) {
result = MakeCaret(pos + index + needle.len, pos + index);
} else {
medium = GetString(buffer);
if (Seek(medium, needle, &index)) {
result = MakeCaret(index + needle.len, index);
}
}
return result;
}
void Command_IdentedNewLine(View *view) {
Buffer *buffer = GetBuffer(view->active_buffer);
Scratch scratch;
Array<Edit> edits = BeginEdit(scratch, buffer, view->carets);
MergeCarets(buffer, &view->carets);
For(view->carets) {
Int front = GetFront(it);
Int line = PosToLine(buffer, front);
Int indent = GetLineIndent(buffer, line);
String string = Format(scratch, "\n%.*s", (int)indent, " ");
String16 string16 = ToString16(scratch, string);
AddEdit(&edits, it.range, string16);
}
EndEdit(buffer, &edits, &view->carets, KILL_SELECTION);
}
void Command_Find(View *seek_view, String16 needle, bool forward = true) {
Buffer *seek_buffer = GetBuffer(seek_view->active_buffer);
Caret caret = seek_view->carets[0];
if (forward) caret = FindNext(seek_buffer, needle, caret);
if (!forward) caret = FindPrev(seek_buffer, needle, caret);
Command_SelectRangeOneCursor(seek_view, caret);
IF_DEBUG(AssertRanges(seek_view->carets));
}
void Command_GotoNextInList(Window *window, Int line_offset = 1) {
Assert(line_offset == 1 || line_offset == -1);
View *active_view = GetView(window->active_view);
View *view_goto = GetView(window->active_goto_list);
window->active_view = view_goto->id;
Buffer *buffer_goto = GetBuffer(view_goto->active_buffer);
int64_t pos = GetFront(view_goto->carets[0]);
Int line = PosToLine(buffer_goto, pos);
bool opened = false;
for (Int i = line + line_offset; i >= 0 && i < buffer_goto->line_starts.len; i += line_offset) {
Range line_range = GetLineRangeWithoutNL(buffer_goto, line + line_offset);
String16 line = GetString(buffer_goto, line_range);
view_goto->carets[0] = MakeCaret(line_range.min);
line = Trim(line);
MergeCarets(buffer_goto, &view_goto->carets);
IF_DEBUG(AssertRanges(view_goto->carets));
if (line.len == 0) continue;
CheckpointBeforeGoto(window, active_view);
Command_Open(line);
opened = true;
break;
}
if (!opened) window->active_view = active_view->id;
}
void Command_FuzzySort(View *view, String16 needle) {
Buffer *buffer = GetBuffer(view->active_buffer);
Scratch scratch;
Array<FuzzyPair> ratings = FuzzySearchLines(scratch, buffer, 0, buffer->line_starts.len, needle);
Buffer *temp_buffer = CreateTempBuffer(scratch, buffer->cap);
For(ratings) {
String16 s = GetLineStringWithoutNL(buffer, it.index);
if (s.len == 0) continue;
RawReplaceText(temp_buffer, GetEndAsRange(temp_buffer), s);
RawReplaceText(temp_buffer, GetEndAsRange(temp_buffer), u"\n");
}
Command_SelectEntireBuffer(view);
Command_Replace(view, GetString(temp_buffer));
Command_SelectRangeOneCursor(view, Rng(0));
}