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4coder
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4coder/4coder_base_commands.cpp

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/*
4coder_base_commands.cpp - Base commands such as inserting characters, and
moving the cursor, which work even without the default 4coder framework.
*/
// TOP
static void
write_character_parameter(Application_Links *app, u8 *character, u32 length){
if (length != 0){
View_ID view = get_active_view(app, AccessOpen);
if_view_has_highlighted_range_delete_range(app, view);
i64 pos = view_get_cursor_pos(app, view);
pos = view_get_character_legal_pos_from_pos(app, view, pos);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
// NOTE(allen): consecutive inserts merge logic
History_Record_Index first_index = buffer_history_get_current_state_index(app, buffer);
b32 do_merge = false;
if (character[0] != '\n'){
Record_Info record = get_single_record(app, buffer, first_index);
if (record.error == RecordError_NoError && record.kind == RecordKind_Single){
String_Const_u8 string = record.single.string_forward;
i32 last_end = (i32)(record.single.first + string.size);
if (last_end == pos && string.size > 0){
char c = string.str[string.size - 1];
if (c != '\n'){
if (character_is_whitespace(character[0]) && character_is_whitespace(c)){
do_merge = true;
}
else if (character_is_alpha_numeric(character[0]) && character_is_alpha_numeric(c)){
do_merge = true;
}
}
}
}
}
// NOTE(allen): perform the edit
b32 edit_success = buffer_replace_range(app, buffer, Ii64(pos), SCu8(character, length));
// NOTE(allen): finish merging records if necessary
if (do_merge){
History_Record_Index last_index = buffer_history_get_current_state_index(app, buffer);
buffer_history_merge_record_range(app, buffer, first_index, last_index, RecordMergeFlag_StateInRange_MoveStateForward);
}
// NOTE(allen): finish updating the cursor
if (edit_success){
view_set_cursor_and_preferred_x(app, view, seek_pos(pos + length));
}
}
}
CUSTOM_COMMAND_SIG(write_character)
CUSTOM_DOC("Inserts whatever character was used to trigger this command.")
{
User_Input in = get_command_input(app);
u8 character[4];
u32 length = to_writable_character(in, character);
write_character_parameter(app, character, length);
}
CUSTOM_COMMAND_SIG(write_underscore)
CUSTOM_DOC("Inserts an underscore.")
{
u8 character = '_';
write_character_parameter(app, &character, 1);
}
CUSTOM_COMMAND_SIG(delete_char)
CUSTOM_DOC("Deletes the character to the right of the cursor.")
{
View_ID view = get_active_view(app, AccessOpen);
if (!if_view_has_highlighted_range_delete_range(app, view)){
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
i64 start = view_get_cursor_pos(app, view);
i64 buffer_size = buffer_get_size(app, buffer);
if (0 <= start && start < buffer_size){
Buffer_Cursor cursor = view_compute_cursor(app, view, seek_pos(start));
i64 character = view_relative_character_from_pos(app, view, cursor.line, cursor.pos);
i64 end = view_pos_from_relative_character(app, view, cursor.line, character + 1);
buffer_replace_range(app, buffer, Ii64(start, end), string_u8_empty);
}
}
}
CUSTOM_COMMAND_SIG(backspace_char)
CUSTOM_DOC("Deletes the character to the left of the cursor.")
{
View_ID view = get_active_view(app, AccessOpen);
if (!if_view_has_highlighted_range_delete_range(app, view)){
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
i64 end = view_get_cursor_pos(app, view);
i64 buffer_size = buffer_get_size(app, buffer);
if (0 < end && end <= buffer_size){
Buffer_Cursor cursor = view_compute_cursor(app, view, seek_pos(end));
i64 character = view_relative_character_from_pos(app, view, cursor.line, cursor.pos);
i64 start = view_pos_from_relative_character(app, view, cursor.line, character - 1);
if (buffer_replace_range(app, buffer, Ii64(start, end), string_u8_empty)){
view_set_cursor_and_preferred_x(app, view, seek_pos(start));
}
}
}
}
CUSTOM_COMMAND_SIG(set_mark)
CUSTOM_DOC("Sets the mark to the current position of the cursor.")
{
View_ID view = get_active_view(app, AccessProtected);
i64 pos = view_get_cursor_pos(app, view);
view_set_mark(app, view, seek_pos(pos));
view_set_cursor_and_preferred_x(app, view, seek_pos(pos));
}
CUSTOM_COMMAND_SIG(cursor_mark_swap)
CUSTOM_DOC("Swaps the position of the cursor and the mark.")
{
View_ID view = get_active_view(app, AccessProtected);
i64 cursor = view_get_cursor_pos(app, view);
i64 mark = view_get_mark_pos(app, view);
view_set_cursor_and_preferred_x(app, view, seek_pos(mark));
view_set_mark(app, view, seek_pos(cursor));
}
CUSTOM_COMMAND_SIG(delete_range)
CUSTOM_DOC("Deletes the text in the range between the cursor and the mark.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
Range_i64 range = get_view_range(app, view);
buffer_replace_range(app, buffer, range, string_u8_empty);
}
static void
current_view_boundary_delete(Application_Links *app, Scan_Direction direction, Boundary_Function_List funcs){
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
Range_i64 range = {};
range.first = view_get_cursor_pos(app, view);
range.one_past_last = scan(app, funcs, buffer, direction, range.first);
range = rectify(range);
buffer_replace_range(app, buffer, range, string_u8_empty);
}
CUSTOM_COMMAND_SIG(backspace_alpha_numeric_boundary)
CUSTOM_DOC("Delete characters between the cursor position and the first alphanumeric boundary to the left.")
{
Scratch_Block scratch(app);
current_view_boundary_delete(app, Scan_Backward,
push_boundary_list(scratch, boundary_alpha_numeric));
}
CUSTOM_COMMAND_SIG(delete_alpha_numeric_boundary)
CUSTOM_DOC("Delete characters between the cursor position and the first alphanumeric boundary to the right.")
{
Scratch_Block scratch(app);
current_view_boundary_delete(app, Scan_Forward,
push_boundary_list(scratch, boundary_alpha_numeric));
}
#define backspace_word backspace_alpha_numeric_boundary
#define delete_word delete_alpha_numeric_boundary
static void
current_view_snipe_delete(Application_Links *app, Scan_Direction direction, Boundary_Function_List funcs){
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
i64 pos = view_get_cursor_pos(app, view);
Range_i64 range = get_snipe_range(app, funcs, buffer, pos, direction);
buffer_replace_range(app, buffer, range, string_u8_litexpr(""));
}
CUSTOM_COMMAND_SIG(snipe_backward_whitespace_or_token_boundary)
CUSTOM_DOC("Delete a single, whole token on or to the left of the cursor and post it to the clipboard.")
{
Scratch_Block scratch(app);
current_view_snipe_delete(app, Scan_Backward,
push_boundary_list(scratch, boundary_token, boundary_non_whitespace));
}
CUSTOM_COMMAND_SIG(snipe_forward_whitespace_or_token_boundary)
CUSTOM_DOC("Delete a single, whole token on or to the right of the cursor and post it to the clipboard.")
{
Scratch_Block scratch(app);
current_view_snipe_delete(app, Scan_Forward,
push_boundary_list(scratch, boundary_token, boundary_non_whitespace));
}
#define snipe_token_or_word snipe_backward_whitespace_or_token_boundary
#define snipe_token_or_word_right snipe_forward_whitespace_or_token_boundary
////////////////////////////////
CUSTOM_COMMAND_SIG(center_view)
CUSTOM_DOC("Centers the view vertically on the line on which the cursor sits.")
{
View_ID view = get_active_view(app, AccessProtected);
Rect_f32 region = view_get_buffer_region(app, view);
i64 pos = view_get_cursor_pos(app, view);
Buffer_Cursor cursor = view_compute_cursor(app, view, seek_pos(pos));
f32 view_height = rect_height(region);
Buffer_Scroll scroll = view_get_buffer_scroll(app, view);
scroll.target.line_number = cursor.line;
scroll.target.pixel_shift.y = -view_height*0.5f;
view_set_buffer_scroll(app, view, scroll);
}
CUSTOM_COMMAND_SIG(left_adjust_view)
CUSTOM_DOC("Sets the left size of the view near the x position of the cursor.")
{
View_ID view = get_active_view(app, AccessProtected);
i64 pos = view_get_cursor_pos(app, view);
Buffer_Cursor cursor = view_compute_cursor(app, view, seek_pos(pos));
Vec2_f32 p = view_relative_xy_of_pos(app, view, cursor.line, pos);
Buffer_Scroll scroll = view_get_buffer_scroll(app, view);
scroll.target.pixel_shift.x = clamp_bot(0.f, p.x - 30.f);
view_set_buffer_scroll(app, view, scroll);
}
CUSTOM_COMMAND_SIG(click_set_cursor_and_mark)
CUSTOM_DOC("Sets the cursor position and mark to the mouse position.")
{
View_ID view = get_active_view(app, AccessProtected);
if (!view_is_in_ui_mode(app, view)){
Mouse_State mouse = get_mouse_state(app);
i64 pos = view_pos_from_xy(app, view, V2(mouse.p));
view_set_cursor_and_preferred_x(app, view, seek_pos(pos));
view_set_mark(app, view, seek_pos(pos));
}
}
CUSTOM_COMMAND_SIG(click_set_cursor)
CUSTOM_DOC("Sets the cursor position to the mouse position.")
{
View_ID view = get_active_view(app, AccessProtected);
if (!view_is_in_ui_mode(app, view)){
Mouse_State mouse = get_mouse_state(app);
i64 pos = view_pos_from_xy(app, view, V2(mouse.p));
view_set_cursor_and_preferred_x(app, view, seek_pos(pos));
no_mark_snap_to_cursor(app, view);
}
}
CUSTOM_COMMAND_SIG(click_set_cursor_if_lbutton)
CUSTOM_DOC("If the mouse left button is pressed, sets the cursor position to the mouse position.")
{
View_ID view = get_active_view(app, AccessProtected);
if (!view_is_in_ui_mode(app, view)){
Mouse_State mouse = get_mouse_state(app);
if (mouse.l){
i64 pos = view_pos_from_xy(app, view, V2(mouse.p));
view_set_cursor_and_preferred_x(app, view, seek_pos(pos));
}
no_mark_snap_to_cursor(app, view);
}
}
CUSTOM_COMMAND_SIG(click_set_mark)
CUSTOM_DOC("Sets the mark position to the mouse position.")
{
View_ID view = get_active_view(app, AccessProtected);
if (!view_is_in_ui_mode(app, view)){
Mouse_State mouse = get_mouse_state(app);
i64 pos = view_pos_from_xy(app, view, V2(mouse.p));
view_set_mark(app, view, seek_pos(pos));
no_mark_snap_to_cursor(app, view);
}
}
CUSTOM_COMMAND_SIG(mouse_wheel_scroll)
CUSTOM_DOC("Reads the scroll wheel value from the mouse state and scrolls accordingly.")
{
View_ID view = get_active_view(app, AccessProtected);
Mouse_State mouse = get_mouse_state(app);
if (mouse.wheel != 0){
if (view_is_in_ui_mode(app, view)){
Basic_Scroll scroll = view_get_basic_scroll(app, view);
scroll.target.y += mouse.wheel;
view_set_basic_scroll(app, view, scroll);
}
else{
Buffer_Scroll scroll = view_get_buffer_scroll(app, view);
scroll.target = view_move_buffer_point(app, view, scroll.target, V2f32(0.f, (f32)mouse.wheel));
view_set_buffer_scroll(app, view, scroll);
}
}
}
////////////////////////////////
internal void
move_vertical_pixels(Application_Links *app, View_ID view, f32 pixels){
i64 pos = view_get_cursor_pos(app, view);
Buffer_Cursor cursor = view_compute_cursor(app, view, seek_pos(pos));
Vec2_f32 p = view_relative_xy_of_pos(app, view, cursor.line, pos);
p.x = view_get_preferred_x(app, view);
p.y += pixels;
i64 new_pos = view_pos_at_relative_xy(app, view, cursor.line, p);
view_set_cursor(app, view, seek_pos(new_pos));
no_mark_snap_to_cursor_if_shift(app, view);
}
internal void
move_vertical_pixels(Application_Links *app, f32 pixels){
View_ID view = get_active_view(app, AccessProtected);
move_vertical_pixels(app, view, pixels);
}
internal void
move_vertical_lines(Application_Links *app, View_ID view, f32 lines){
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
Face_ID face_id = get_face_id(app, buffer);
Face_Metrics metrics = get_face_metrics(app, face_id);
f32 delta_y = lines*metrics.line_height;
move_vertical_pixels(app, delta_y);
}
internal void
move_vertical_lines(Application_Links *app, f32 lines){
View_ID view = get_active_view(app, AccessProtected);
move_vertical_lines(app, view, lines);
}
internal f32
get_page_jump(Application_Links *app, View_ID view){
Rect_f32 region = view_get_buffer_region(app, view);
return(rect_height(region)*.9f);
}
CUSTOM_COMMAND_SIG(move_up)
CUSTOM_DOC("Moves the cursor up one line.")
{
move_vertical_lines(app, -1.f);
}
CUSTOM_COMMAND_SIG(move_down)
CUSTOM_DOC("Moves the cursor down one line.")
{
move_vertical_lines(app, 1.f);
}
CUSTOM_COMMAND_SIG(move_up_10)
CUSTOM_DOC("Moves the cursor up ten lines.")
{
move_vertical_lines(app, -10.f);
}
CUSTOM_COMMAND_SIG(move_down_10)
CUSTOM_DOC("Moves the cursor down ten lines.")
{
move_vertical_lines(app, 10.f);
}
CUSTOM_COMMAND_SIG(move_down_textual)
CUSTOM_DOC("Moves down to the next line of actual text, regardless of line wrapping.")
{
View_ID view = get_active_view(app, AccessOpen);
i64 pos = view_get_cursor_pos(app, view);
Buffer_Cursor cursor = view_compute_cursor(app, view, seek_pos(pos));
i64 next_line = cursor.line + 1;
view_set_cursor_and_preferred_x(app, view, seek_line_col(next_line, 1));
}
CUSTOM_COMMAND_SIG(page_up)
CUSTOM_DOC("Scrolls the view up one view height and moves the cursor up one view height.")
{
View_ID view = get_active_view(app, AccessProtected);
f32 page_jump = get_page_jump(app, view);
move_vertical_pixels(app, -page_jump);
}
CUSTOM_COMMAND_SIG(page_down)
CUSTOM_DOC("Scrolls the view down one view height and moves the cursor down one view height.")
{
View_ID view = get_active_view(app, AccessProtected);
f32 page_jump = get_page_jump(app, view);
move_vertical_pixels(app, page_jump);
}
internal void
seek_blank_line(Application_Links *app, Scan_Direction direction, Position_Within_Line position){
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
i64 pos = view_get_cursor_pos(app, view);
i64 new_pos = get_pos_of_blank_line_grouped(app, buffer, direction, pos);
switch (position){
case PositionWithinLine_SkipLeadingWhitespace:
{
new_pos = get_pos_past_lead_whitespace(app, buffer, new_pos);
}break;
case PositionWithinLine_End:
{
new_pos = get_line_side_pos_from_pos(app, buffer, new_pos, Side_Max);
}break;
}
view_set_cursor_and_preferred_x(app, view, seek_pos(new_pos));
no_mark_snap_to_cursor_if_shift(app, view);
}
CUSTOM_COMMAND_SIG(move_up_to_blank_line)
CUSTOM_DOC("Seeks the cursor up to the next blank line.")
{
seek_blank_line(app, Scan_Backward, PositionWithinLine_Start);
}
CUSTOM_COMMAND_SIG(move_down_to_blank_line)
CUSTOM_DOC("Seeks the cursor down to the next blank line.")
{
seek_blank_line(app, Scan_Forward, PositionWithinLine_Start);
}
CUSTOM_COMMAND_SIG(move_up_to_blank_line_skip_whitespace)
CUSTOM_DOC("Seeks the cursor up to the next blank line and places it at the end of the line.")
{
seek_blank_line(app, Scan_Backward, PositionWithinLine_SkipLeadingWhitespace);
}
CUSTOM_COMMAND_SIG(move_down_to_blank_line_skip_whitespace)
CUSTOM_DOC("Seeks the cursor down to the next blank line and places it at the end of the line.")
{
seek_blank_line(app, Scan_Forward, PositionWithinLine_SkipLeadingWhitespace);
}
CUSTOM_COMMAND_SIG(move_up_to_blank_line_end)
CUSTOM_DOC("Seeks the cursor up to the next blank line and places it at the end of the line.")
{
seek_blank_line(app, Scan_Backward, PositionWithinLine_End);
}
CUSTOM_COMMAND_SIG(move_down_to_blank_line_end)
CUSTOM_DOC("Seeks the cursor down to the next blank line and places it at the end of the line.")
{
seek_blank_line(app, Scan_Forward, PositionWithinLine_End);
}
CUSTOM_COMMAND_SIG(move_left)
CUSTOM_DOC("Moves the cursor one character to the left.")
{
View_ID view = get_active_view(app, AccessProtected);
i64 pos = view_get_cursor_pos(app, view);
Buffer_Cursor cursor = view_compute_cursor(app, view, seek_pos(pos));
i64 character = view_relative_character_from_pos(app, view, cursor.line, pos);
i64 new_pos = view_pos_from_relative_character(app, view, cursor.line, character - 1);
view_set_cursor_and_preferred_x(app, view, seek_pos(new_pos));
no_mark_snap_to_cursor_if_shift(app, view);
}
CUSTOM_COMMAND_SIG(move_right)
CUSTOM_DOC("Moves the cursor one character to the right.")
{
View_ID view = get_active_view(app, AccessProtected);
i64 pos = view_get_cursor_pos(app, view);
Buffer_Cursor cursor = view_compute_cursor(app, view, seek_pos(pos));
i64 character = view_relative_character_from_pos(app, view, cursor.line, pos);
i64 new_pos = view_pos_from_relative_character(app, view, cursor.line, character + 1);
view_set_cursor_and_preferred_x(app, view, seek_pos(new_pos));
no_mark_snap_to_cursor_if_shift(app, view);
}
static void
current_view_scan_move(Application_Links *app, Scan_Direction direction, Boundary_Function_List funcs){
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
i64 cursor_pos = view_get_cursor_pos(app, view);
i64 pos = scan(app, funcs, buffer, direction, cursor_pos);
view_set_cursor_and_preferred_x(app, view, seek_pos(pos));
no_mark_snap_to_cursor_if_shift(app, view);
}
CUSTOM_COMMAND_SIG(move_right_whitespace_boundary)
CUSTOM_DOC("Seek right for the next boundary between whitespace and non-whitespace.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Forward,
push_boundary_list(scratch, boundary_non_whitespace));
}
CUSTOM_COMMAND_SIG(move_left_whitespace_boundary)
CUSTOM_DOC("Seek left for the next boundary between whitespace and non-whitespace.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Backward,
push_boundary_list(scratch, boundary_non_whitespace));
}
CUSTOM_COMMAND_SIG(move_right_token_boundary)
CUSTOM_DOC("Seek right for the next end of a token.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Forward,
push_boundary_list(scratch, boundary_token));
}
CUSTOM_COMMAND_SIG(move_left_token_boundary)
CUSTOM_DOC("Seek left for the next beginning of a token.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Backward,
push_boundary_list(scratch, boundary_token));
}
CUSTOM_COMMAND_SIG(move_right_whitespace_or_token_boundary)
CUSTOM_DOC("Seek right for the next end of a token or boundary between whitespace and non-whitespace.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Forward,
push_boundary_list(scratch, boundary_token, boundary_non_whitespace));
}
CUSTOM_COMMAND_SIG(move_left_whitespace_or_token_boundary)
CUSTOM_DOC("Seek left for the next end of a token or boundary between whitespace and non-whitespace.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Backward,
push_boundary_list(scratch, boundary_token, boundary_non_whitespace));
}
CUSTOM_COMMAND_SIG(move_right_alpha_numeric_boundary)
CUSTOM_DOC("Seek right for boundary between alphanumeric characters and non-alphanumeric characters.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Forward,
push_boundary_list(scratch, boundary_alpha_numeric));
}
CUSTOM_COMMAND_SIG(move_left_alpha_numeric_boundary)
CUSTOM_DOC("Seek left for boundary between alphanumeric characters and non-alphanumeric characters.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Backward,
push_boundary_list(scratch, boundary_alpha_numeric));
}
CUSTOM_COMMAND_SIG(move_right_alpha_numeric_or_camel_boundary)
CUSTOM_DOC("Seek right for boundary between alphanumeric characters or camel case word and non-alphanumeric characters.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Forward,
push_boundary_list(scratch, boundary_alpha_numeric_camel));
}
CUSTOM_COMMAND_SIG(move_left_alpha_numeric_or_camel_boundary)
CUSTOM_DOC("Seek left for boundary between alphanumeric characters or camel case word and non-alphanumeric characters.")
{
Scratch_Block scratch(app);
current_view_scan_move(app, Scan_Backward,
push_boundary_list(scratch, boundary_alpha_numeric_camel));
}
#define seek_whitespace_right move_right_whitespace_boundary
#define seek_whitespace_left move_left_whitespace_boundary
#define seek_token_right move_right_token_boundary
#define seek_token_left move_left_token_boundary
#define seek_white_or_token_right move_right_whitespace_or_token_boundary
#define seek_white_or_token_left move_left_whitespace_or_token_boundary
#define seek_alphanumeric_right move_right_alpha_numeric_boundary
#define seek_alphanumeric_left move_left_alpha_numeric_boundary
#define seek_alphanumeric_or_camel_right move_right_alpha_numeric_or_camel_boundary
#define seek_alphanumeric_or_camel_left move_left_alpha_numeric_or_camel_boundary
////////////////////////////////
CUSTOM_COMMAND_SIG(select_all)
CUSTOM_DOC("Puts the cursor at the top of the file, and the mark at the bottom of the file.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
i32 buffer_size = (i32)buffer_get_size(app, buffer);
view_set_cursor_and_preferred_x(app, view, seek_pos(0));
view_set_mark(app, view, seek_pos(buffer_size));
no_mark_snap_to_cursor(app, view);
}
////////////////////////////////
CUSTOM_COMMAND_SIG(to_uppercase)
CUSTOM_DOC("Converts all ascii text in the range between the cursor and the mark to uppercase.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
Range_i64 range = get_view_range(app, view);
Scratch_Block scratch(app);
String_Const_u8 string = push_buffer_range(app, scratch, buffer, range);
string = string_mod_upper(string);
buffer_replace_range(app, buffer, range, string);
view_set_cursor_and_preferred_x(app, view, seek_pos(range.max));
}
CUSTOM_COMMAND_SIG(to_lowercase)
CUSTOM_DOC("Converts all ascii text in the range between the cursor and the mark to lowercase.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
Range_i64 range = get_view_range(app, view);
Scratch_Block scratch(app);
String_Const_u8 string = push_buffer_range(app, scratch, buffer, range);
string = string_mod_lower(string);
buffer_replace_range(app, buffer, range, string);
view_set_cursor_and_preferred_x(app, view, seek_pos(range.max));
}
CUSTOM_COMMAND_SIG(clean_all_lines)
CUSTOM_DOC("Removes trailing whitespace from all lines in the current buffer.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
Scratch_Block scratch(app);
Batch_Edit *batch_first = 0;
Batch_Edit *batch_last = 0;
String_Const_u8 text = push_whole_buffer(app, scratch, buffer);
umem whitespace_start = 0;
for (umem i = 0; i < text.size; i += 1){
u8 v = string_get_character(text, i);
if (v == '\n' || i + 1 == text.size){
if (whitespace_start < i){
Batch_Edit *batch = push_array(scratch, Batch_Edit, 1);
sll_queue_push(batch_first, batch_last, batch);
batch->edit.text = SCu8();
batch->edit.range = Ii64(whitespace_start, i);
}
whitespace_start = i + 1;
}
else if (!character_is_whitespace(v)){
whitespace_start = i + 1;
}
}
buffer_batch_edit(app, buffer, batch_first);
}
////////////////////////////////
CUSTOM_COMMAND_SIG(basic_change_active_panel)
CUSTOM_DOC("Change the currently active panel, moving to the panel with the next highest view_id. Will not skipe the build panel if it is open.")
{
View_ID view = get_active_view(app, AccessAll);
get_next_view_looped_all_panels(app, view, AccessAll);
view_set_active(app, view);
}
CUSTOM_COMMAND_SIG(close_panel)
CUSTOM_DOC("Closes the currently active panel if it is not the only panel open.")
{
View_ID view = get_active_view(app, AccessAll);
view_close(app, view);
}
////////////////////////////////
CUSTOM_COMMAND_SIG(show_scrollbar)
CUSTOM_DOC("Sets the current view to show it's scrollbar.")
{
View_ID view = get_active_view(app, AccessAll);
view_set_setting(app, view, ViewSetting_ShowScrollbar, true);
}
CUSTOM_COMMAND_SIG(hide_scrollbar)
CUSTOM_DOC("Sets the current view to hide it's scrollbar.")
{
View_ID view = get_active_view(app, AccessAll);
view_set_setting(app, view, ViewSetting_ShowScrollbar, false);
}
CUSTOM_COMMAND_SIG(show_filebar)
CUSTOM_DOC("Sets the current view to show it's filebar.")
{
View_ID view = get_active_view(app, AccessAll);
view_set_setting(app, view, ViewSetting_ShowFileBar, true);
}
CUSTOM_COMMAND_SIG(hide_filebar)
CUSTOM_DOC("Sets the current view to hide it's filebar.")
{
View_ID view = get_active_view(app, AccessAll);
view_set_setting(app, view, ViewSetting_ShowFileBar, false);
}
CUSTOM_COMMAND_SIG(toggle_filebar)
CUSTOM_DOC("Toggles the visibility status of the current view's filebar.")
{
View_ID view = get_active_view(app, AccessAll);
b32 value = false;
view_get_setting(app, view, ViewSetting_ShowFileBar, &value);
view_set_setting(app, view, ViewSetting_ShowFileBar, !value);
}
CUSTOM_COMMAND_SIG(toggle_line_wrap)
CUSTOM_DOC("Toggles the current buffer's line wrapping status.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
b32 wrapped;
buffer_get_setting(app, buffer, BufferSetting_WrapLine, &wrapped);
buffer_set_setting(app, buffer, BufferSetting_WrapLine, !wrapped);
}
CUSTOM_COMMAND_SIG(toggle_fps_meter)
CUSTOM_DOC("Toggles the visibility of the FPS performance meter")
{
show_fps_hud = !show_fps_hud;
}
CUSTOM_COMMAND_SIG(increase_line_wrap)
CUSTOM_DOC("Increases the current buffer's width for line wrapping.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
i32 wrap = 0;
buffer_get_setting(app, buffer, BufferSetting_WrapPosition, &wrap);
buffer_set_setting(app, buffer, BufferSetting_WrapPosition, wrap + 10);
}
CUSTOM_COMMAND_SIG(decrease_line_wrap)
CUSTOM_DOC("Decrases the current buffer's width for line wrapping.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
i32 wrap = 0;
buffer_get_setting(app, buffer, BufferSetting_WrapPosition, &wrap);
buffer_set_setting(app, buffer, BufferSetting_WrapPosition, wrap - 10);
}
CUSTOM_COMMAND_SIG(increase_face_size)
CUSTOM_DOC("Increase the size of the face used by the current buffer.")
{
View_ID view = get_active_view(app, AccessAll);
Buffer_ID buffer = view_get_buffer(app, view, AccessAll);
Face_ID face_id = get_face_id(app, buffer);
Face_Description description = get_face_description(app, face_id);
++description.parameters.pt_size;
try_modify_face(app, face_id, &description);
}
CUSTOM_COMMAND_SIG(decrease_face_size)
CUSTOM_DOC("Decrease the size of the face used by the current buffer.")
{
View_ID view = get_active_view(app, AccessAll);
Buffer_ID buffer = view_get_buffer(app, view, AccessAll);
Face_ID face_id = get_face_id(app, buffer);
Face_Description description = get_face_description(app, face_id);
--description.parameters.pt_size;
try_modify_face(app, face_id, &description);
}
CUSTOM_COMMAND_SIG(mouse_wheel_change_face_size)
CUSTOM_DOC("Reads the state of the mouse wheel and uses it to either increase or decrease the face size.")
{
static Microsecond_Time_Stamp next_resize_time = 0;
Microsecond_Time_Stamp now = get_microseconds_timestamp(app);
if (now >= next_resize_time){
next_resize_time = now + 50*1000;
Mouse_State mouse = get_mouse_state(app);
if (mouse.wheel > 0){
decrease_face_size(app);
}
else if (mouse.wheel < 0){
increase_face_size(app);
}
}
}
CUSTOM_COMMAND_SIG(toggle_virtual_whitespace)
CUSTOM_DOC("Toggles the current buffer's virtual whitespace status.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
i32 vwhite = 0;
buffer_get_setting(app, buffer, BufferSetting_VirtualWhitespace, &vwhite);
buffer_set_setting(app, buffer, BufferSetting_VirtualWhitespace, !vwhite);
}
CUSTOM_COMMAND_SIG(toggle_show_whitespace)
CUSTOM_DOC("Toggles the current buffer's whitespace visibility status.")
{
View_ID view = get_active_view(app, AccessProtected);
b32 show_whitespace;
view_get_setting(app, view, ViewSetting_ShowWhitespace, &show_whitespace);
view_set_setting(app, view, ViewSetting_ShowWhitespace, !show_whitespace);
}
CUSTOM_COMMAND_SIG(toggle_line_numbers)
CUSTOM_DOC("Toggles the left margin line numbers.")
{
global_config.show_line_number_margins = !global_config.show_line_number_margins;
}
CUSTOM_COMMAND_SIG(eol_dosify)
CUSTOM_DOC("Puts the buffer in DOS line ending mode.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
buffer_set_setting(app, buffer, BufferSetting_Eol, 1);
}
CUSTOM_COMMAND_SIG(eol_nixify)
CUSTOM_DOC("Puts the buffer in NIX line ending mode.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
buffer_set_setting(app, buffer, BufferSetting_Eol, 0);
}
CUSTOM_COMMAND_SIG(exit_4coder)
CUSTOM_DOC("Attempts to close 4coder.")
{
send_exit_signal(app);
}
////////////////////////////////
CUSTOM_COMMAND_SIG(goto_line)
CUSTOM_DOC("Queries the user for a number, and jumps the cursor to the corresponding line.")
{
u8 string_space[256];
Query_Bar bar = {};
bar.prompt = string_u8_litexpr("Goto Line: ");
bar.string = SCu8(string_space, (umem)0);
bar.string_capacity = sizeof(string_space);
if (query_user_number(app, &bar)){
i32 line_number = (i32)string_to_integer(bar.string, 10);
View_ID view = get_active_view(app, AccessProtected);
view_set_cursor_and_preferred_x(app, view, seek_line_col(line_number, 0));
}
}
CUSTOM_COMMAND_SIG(search);
CUSTOM_COMMAND_SIG(reverse_search);
static void
isearch__update_highlight(Application_Links *app, View_ID view, Range_i64 range){
view_set_highlight_range(app, view, range);
view_set_cursor_and_preferred_x(app, view, seek_pos(range.start));
}
static void
isearch(Application_Links *app, b32 start_reversed, String_Const_u8 query_init, b32 on_the_query_init_string){
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
if (!buffer_exists(app, buffer)){
return;
}
Query_Bar bar = {};
if (start_query_bar(app, &bar, 0) == 0){
return;
}
b32 reverse = start_reversed;
i64 first_pos = view_get_cursor_pos(app, view);
i64 pos = first_pos;
if (query_init.size != 0){
pos += 2;
}
i64 start_pos = pos;
Range_i64 match = Ii64(pos);
u8 bar_string_space[256];
bar.string = SCu8(bar_string_space, query_init.size);
block_copy(bar.string.str, query_init.str, query_init.size);
String_Const_char isearch_str = string_litexpr("I-Search: ");
String_Const_char rsearch_str = string_litexpr("Reverse-I-Search: ");
b32 first_step = true;
// TODO(allen): rewrite
isearch__update_highlight(app, view, match);
cursor_is_hidden = true;
User_Input in = {};
for (;;){
// NOTE(allen): Change the bar's prompt to match the current direction.
if (reverse){
bar.prompt = SCu8(rsearch_str);
}
else{
bar.prompt = SCu8(isearch_str);
}
b32 step_forward = false;
b32 step_backward = false;
b32 backspace = false;
b32 suppress_highligh_update = false;
if (!first_step){
in = get_user_input(app, EventOnAnyKey, EventOnEsc);
if (in.abort) break;
u8 character[4];
u32 length = to_writable_character(in, character);
b32 made_change = false;
if (in.key.keycode == '\n' || in.key.keycode == '\t'){
if (in.key.modifiers[MDFR_CONTROL_INDEX]){
bar.string.size = cstring_length(previous_isearch_query);
block_copy(bar.string.str, previous_isearch_query, bar.string.size);
}
else{
umem size = bar.string.size;
size = clamp_top(size, sizeof(previous_isearch_query) - 1);
block_copy(previous_isearch_query, bar.string.str, size);
previous_isearch_query[size] = 0;
break;
}
}
else if (length != 0 && key_is_unmodified(&in.key)){
String_u8 string = Su8(bar.string, sizeof(bar_string_space));
string_append(&string, SCu8(character, length));
bar.string = string.string;
made_change = true;
}
else if (in.key.keycode == key_back){
if (key_is_unmodified(&in.key)){
umem old_bar_string_size = bar.string.size;
bar.string = backspace_utf8(bar.string);
made_change = (bar.string.size < old_bar_string_size);
backspace = true;
}
else if (in.key.modifiers[MDFR_CONTROL_INDEX]){
if (bar.string.size > 0){
made_change = true;
bar.string.size = 0;
backspace = true;
}
}
}
if ((in.command.command == search) || in.key.keycode == key_page_down || in.key.keycode == key_down){
step_forward = true;
}
if (in.command.command == mouse_wheel_scroll){
mouse_wheel_scroll(app);
suppress_highligh_update = true;
}
if ((in.command.command == reverse_search) || in.key.keycode == key_page_up || in.key.keycode == key_up){
step_backward = true;
}
}
else{
if (query_init.size != 0 && on_the_query_init_string){
step_backward = true;
}
first_step = false;
}
start_pos = pos;
if (step_forward && reverse){
start_pos = match.start + 1;
pos = start_pos;
reverse = false;
step_forward = false;
}
if (step_backward && !reverse){
start_pos = match.start - 1;
pos = start_pos;
reverse = true;
step_backward = false;
}
if (!backspace){
if (reverse){
i64 new_pos = 0;
buffer_seek_string_insensitive_backward(app, buffer, start_pos + 1, 0, bar.string, &new_pos);
if (new_pos >= 0){
if (step_backward){
pos = new_pos;
start_pos = new_pos;
buffer_seek_string_insensitive_backward(app, buffer, start_pos + 1, 0, bar.string, &new_pos);
if (new_pos < 0){
new_pos = start_pos;
}
}
match.start = new_pos;
match.end = match.start + (i32)bar.string.size;
}
}
else{
i64 new_pos = 0;
buffer_seek_string_insensitive_forward(app, buffer, start_pos, 0, bar.string, &new_pos);
i64 buffer_size = buffer_get_size(app, buffer);
if (new_pos < buffer_size){
if (step_forward){
pos = new_pos;
start_pos = new_pos;
buffer_seek_string_insensitive_forward(app, buffer, start_pos, 0, bar.string, &new_pos);
if (new_pos >= buffer_size){
new_pos = start_pos;
}
}
match.start = new_pos;
match.end = match.start + (i32)bar.string.size;
}
}
}
else{
if (match.end > match.start + (i32)bar.string.size){
match.end = match.start + (i32)bar.string.size;
}
}
if (!suppress_highligh_update){
isearch__update_highlight(app, view, match);
}
}
view_disable_highlight_range(app, view);
cursor_is_hidden = false;
if (in.abort){
umem size = bar.string.size;
size = clamp_top(size, sizeof(previous_isearch_query) - 1);
block_copy(previous_isearch_query, bar.string.str, size);
previous_isearch_query[size] = 0;
view_set_cursor_and_preferred_x(app, view, seek_pos(first_pos));
}
}
CUSTOM_COMMAND_SIG(search)
CUSTOM_DOC("Begins an incremental search down through the current buffer for a user specified string.")
{
isearch(app, false, SCu8(), false);
}
CUSTOM_COMMAND_SIG(reverse_search)
CUSTOM_DOC("Begins an incremental search up through the current buffer for a user specified string.")
{
isearch(app, true, SCu8(), false);
}
CUSTOM_COMMAND_SIG(search_identifier)
CUSTOM_DOC("Begins an incremental search down through the current buffer for the word or token under the cursor.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer_id = view_get_buffer(app, view, AccessProtected);
i64 pos = view_get_cursor_pos(app, view);
Scratch_Block scratch(app);
String_Const_u8 query = push_enclose_range_at_pos(app, scratch, buffer_id, pos, enclose_alpha_numeric_underscore);
isearch(app, false, query, true);
}
CUSTOM_COMMAND_SIG(reverse_search_identifier)
CUSTOM_DOC("Begins an incremental search up through the current buffer for the word or token under the cursor.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer_id = view_get_buffer(app, view, AccessProtected);
i64 pos = view_get_cursor_pos(app, view);
Scratch_Block scratch(app);
String_Const_u8 query = push_enclose_range_at_pos(app, scratch, buffer_id, pos, enclose_alpha_numeric_underscore);
isearch(app, true, query, true);
}
struct String_Pair{
b32 valid;
String_Const_u8 a;
String_Const_u8 b;
};
internal String_Pair
query_user_replace_pair(Application_Links *app, Arena *arena){
Query_Bar *replace = push_array(arena, Query_Bar, 1);
u8 *replace_space = push_array(arena, u8, KB(1));
replace->prompt = string_u8_litexpr("Replace: ");
replace->string = SCu8(replace_space, (umem)0);
replace->string_capacity = KB(1);
Query_Bar *with = push_array(arena, Query_Bar, 1);
u8 *with_space = push_array(arena, u8, KB(1));
with->prompt = string_u8_litexpr("With: ");
with->string = SCu8(with_space, (umem)0);
with->string_capacity = KB(1);
String_Pair result = {};
if (query_user_string(app, replace) && replace->string.size != 0 && query_user_string(app, with)){
result.valid = true;
result.a = replace->string;
result.b = with->string;
}
return(result);
}
// NOTE(allen): This is a bit of a hacky setup because of Query_Bar lifetimes. This must be
// called as the last operation of a command.
internal void
replace_in_range_query_user(Application_Links *app, Buffer_ID buffer, Range_i64 range){
Scratch_Block scratch(app);
String_Pair pair = query_user_replace_pair(app, scratch);
if (pair.valid){
replace_in_range(app, buffer, range, pair.a, pair.b);
}
}
CUSTOM_COMMAND_SIG(replace_in_range)
CUSTOM_DOC("Queries the user for a needle and string. Replaces all occurences of needle with string in the range between cursor and the mark in the active buffer.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
Range_i64 range = get_view_range(app, view);
replace_in_range_query_user(app, buffer, range);
}
CUSTOM_COMMAND_SIG(replace_in_buffer)
CUSTOM_DOC("Queries the user for a needle and string. Replaces all occurences of needle with string in the active buffer.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
Range_i64 range = buffer_range(app, buffer);
replace_in_range_query_user(app, buffer, range);
}
CUSTOM_COMMAND_SIG(replace_in_all_buffers)
CUSTOM_DOC("Queries the user for a needle and string. Replaces all occurences of needle with string in all editable buffers.")
{
global_history_edit_group_begin(app);
Scratch_Block scratch(app);
String_Pair pair = query_user_replace_pair(app, scratch);
for (Buffer_ID buffer = get_buffer_next(app, 0, AccessOpen);
buffer != 0;
buffer = get_buffer_next(app, buffer, AccessOpen)){
Range_i64 range = buffer_range(app, buffer);
replace_in_range(app, buffer, range, pair.a, pair.b);
}
global_history_edit_group_end(app);
}
static void
query_replace_base(Application_Links *app, View_ID view, Buffer_ID buffer_id, i64 pos, String_Const_u8 r, String_Const_u8 w){
i64 new_pos = 0;
buffer_seek_string_forward(app, buffer_id, pos - 1, 0, r, &new_pos);
cursor_is_hidden = true;
i64 buffer_size = buffer_get_size(app, buffer_id);
User_Input in = {};
for (;new_pos < buffer_size;){
Range_i64 match = Ii64(new_pos, new_pos + r.size);
isearch__update_highlight(app, view, match);
in = get_user_input(app, EventOnAnyKey, EventOnMouseLeftButton|EventOnMouseRightButton);
if (in.abort || in.key.keycode == key_esc || !key_is_unmodified(&in.key)) break;
if (in.key.character == 'y' || in.key.character == 'Y' ||
in.key.character == '\n' || in.key.character == '\t'){
buffer_replace_range(app, buffer_id, match, w);
pos = match.start + w.size;
}
else{
pos = match.max;
}
buffer_seek_string_forward(app, buffer_id, pos, 0, r, &new_pos);
}
view_disable_highlight_range(app, view);
cursor_is_hidden = false;
if (in.abort){
return;
}
view_set_cursor_and_preferred_x(app, view, seek_pos(pos));
}
static void
query_replace_parameter(Application_Links *app, String_Const_u8 replace_str, i64 start_pos, b32 add_replace_query_bar){
Query_Bar replace = {};
replace.prompt = string_u8_litexpr("Replace: ");
replace.string = replace_str;
if (add_replace_query_bar){
start_query_bar(app, &replace, 0);
}
Query_Bar with = {};
u8 with_space[1024];
with.prompt = string_u8_litexpr("With: ");
with.string = SCu8(with_space, (umem)0);
with.string_capacity = sizeof(with_space);
if (query_user_string(app, &with)){
String_Const_u8 r = replace.string;
String_Const_u8 w = with.string;
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
i64 pos = start_pos;
Query_Bar bar = {};
bar.prompt = string_u8_litexpr("Replace? (y)es, (n)ext, (esc)\n");
start_query_bar(app, &bar, 0);
query_replace_base(app, view, buffer, pos, r, w);
}
}
CUSTOM_COMMAND_SIG(query_replace)
CUSTOM_DOC("Queries the user for two strings, and incrementally replaces every occurence of the first string with the second string.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
if (buffer != 0){
Query_Bar replace = {};
u8 replace_space[1024];
replace.prompt = string_u8_litexpr("Replace: ");
replace.string = SCu8(replace_space, (umem)0);
replace.string_capacity = sizeof(replace_space);
if (query_user_string(app, &replace)){
if (replace.string.size > 0){
i64 pos = view_get_cursor_pos(app, view);
query_replace_parameter(app, replace.string, pos, false);
}
}
}
}
CUSTOM_COMMAND_SIG(query_replace_identifier)
CUSTOM_DOC("Queries the user for a string, and incrementally replace every occurence of the word or token found at the cursor with the specified string.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
if (buffer != 0){
Scratch_Block scratch(app);
i64 pos = view_get_cursor_pos(app, view);
Range_i64 range = enclose_pos_alpha_numeric_underscore(app, buffer, pos);
String_Const_u8 replace = push_buffer_range(app, scratch, buffer, range);
if (replace.size != 0){
query_replace_parameter(app, replace, range.min, true);
}
}
}
CUSTOM_COMMAND_SIG(query_replace_selection)
CUSTOM_DOC("Queries the user for a string, and incrementally replace every occurence of the string found in the selected range with the specified string.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
if (buffer != 0){
Scratch_Block scratch(app);
Range_i64 range = get_view_range(app, view);
String_Const_u8 replace = push_buffer_range(app, scratch, buffer, range);
if (replace.size != 0){
query_replace_parameter(app, replace, range.min, true);
}
}
}
////////////////////////////////
static void
save_all_dirty_buffers_with_postfix(Application_Links *app, String_Const_u8 postfix){
Arena *scratch = context_get_arena(app);
for (Buffer_ID buffer = get_buffer_next(app, 0, AccessOpen);
buffer != 0;
buffer = get_buffer_next(app, buffer, AccessOpen)){
Dirty_State dirty = buffer_get_dirty_state(app, buffer);
if (dirty == DirtyState_UnsavedChanges){
Temp_Memory temp = begin_temp(scratch);
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer);
if (string_match(string_postfix(file_name, postfix.size), postfix)){
buffer_save(app, buffer, file_name, 0);
}
end_temp(temp);
}
}
}
CUSTOM_COMMAND_SIG(save_all_dirty_buffers)
CUSTOM_DOC("Saves all buffers marked dirty (showing the '*' indicator).")
{
String_Const_u8 empty = {};
save_all_dirty_buffers_with_postfix(app, empty);
}
static void
delete_file_base(Application_Links *app, String_Const_u8 file_name, Buffer_ID buffer_id){
String_Const_u8 path = string_remove_last_folder(file_name);
Scratch_Block scratch(app);
List_String_Const_u8 list = {};
#if OS_WINDOWS
string_list_push_u8_lit(scratch, &list, "del ");
#elif OS_LINUX || OS_MAC
string_list_push_u8_lit(scratch, &list, "rm ");
#else
# error no delete file command for this platform
#endif
string_list_pushf(scratch, &list, "\"%.*s\"", string_expand(file_name));
String_Const_u8 cmd = string_list_flatten(scratch, list, StringFill_NullTerminate);
exec_system_command(app, 0, buffer_identifier(0), path, cmd, 0);
buffer_kill(app, buffer_id, BufferKill_AlwaysKill);
}
CUSTOM_COMMAND_SIG(delete_file_query)
CUSTOM_DOC("Deletes the file of the current buffer if 4coder has the appropriate access rights. Will ask the user for confirmation first.")
{
View_ID view = get_active_view(app, AccessAll);
Buffer_ID buffer = view_get_buffer(app, view, AccessAll);
Scratch_Block scratch(app);
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer);
if (file_name.size > 0){
Query_Bar bar = {};
bar.prompt = push_u8_stringf(scratch, "Delete '%.*s' (Y)es, (n)o", string_expand(file_name));
if (start_query_bar(app, &bar, 0) != 0){
b32 cancelled = false;
for (;!cancelled;){
User_Input in = get_user_input(app, EventOnAnyKey, 0);
switch (in.key.keycode){
case 'Y':
{
delete_file_base(app, file_name, buffer);
cancelled = true;
}break;
case key_shift:
case key_ctrl:
case key_alt:
case key_cmnd:
case key_caps:
{}break;
default:
{
cancelled = true;
}break;
}
}
}
}
}
CUSTOM_COMMAND_SIG(save_to_query)
CUSTOM_DOC("Queries the user for a file name and saves the contents of the current buffer, altering the buffer's name too.")
{
View_ID view = get_active_view(app, AccessAll);
Buffer_ID buffer = view_get_buffer(app, view, AccessAll);
Arena *scratch = context_get_arena(app);
Temp_Memory temp = begin_temp(scratch);
String_Const_u8 buffer_name = push_buffer_unique_name(app, scratch, buffer);
// Query the user
u8 name_space[4096];
Query_Bar bar = {};
bar.prompt = push_u8_stringf(scratch, "Save '%.*s' to: ", string_expand(buffer_name));
bar.string = SCu8(name_space, (umem)0);
bar.string_capacity = sizeof(name_space);
if (query_user_string(app, &bar)){
if (bar.string.size != 0){
List_String_Const_u8 new_file_name_list = {};
string_list_push(scratch, &new_file_name_list, push_hot_directory(app, scratch));
string_list_push(scratch, &new_file_name_list, bar.string);
String_Const_u8 new_file_name = string_list_flatten(scratch, new_file_name_list);
if (buffer_save(app, buffer, new_file_name, BufferSave_IgnoreDirtyFlag)){
Buffer_ID new_buffer = create_buffer(app, new_file_name, BufferCreate_NeverNew|BufferCreate_JustChangedFile);
if (new_buffer != 0 && new_buffer != buffer){
buffer_kill(app, buffer, BufferKill_AlwaysKill);
view_set_buffer(app, view, new_buffer, 0);
}
}
}
}
end_temp(temp);
}
CUSTOM_COMMAND_SIG(rename_file_query)
CUSTOM_DOC("Queries the user for a new name and renames the file of the current buffer, altering the buffer's name too.")
{
View_ID view = get_active_view(app, AccessAll);
Buffer_ID buffer = view_get_buffer(app, view, AccessAll);
Arena *scratch = context_get_arena(app);
Temp_Memory temp = begin_temp(scratch);
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer);
if (file_name.size > 0){
// Query the user
String_Const_u8 front = string_front_of_path(file_name);
u8 name_space[4096];
Query_Bar bar = {};
bar.prompt = push_u8_stringf(scratch, "Rename '%.*s' to: ", string_expand(front));
bar.string = SCu8(name_space, (umem)0);
bar.string_capacity = sizeof(name_space);
if (query_user_string(app, &bar)){
if (bar.string.size != 0){
// TODO(allen): There should be a way to say, "detach a buffer's file" and "attach this file to a buffer"
List_String_Const_u8 new_file_name_list = {};
string_list_push(scratch, &new_file_name_list, file_name);
string_list_push(scratch, &new_file_name_list, bar.string);
String_Const_u8 new_file_name = string_list_flatten(scratch, new_file_name_list, StringFill_NullTerminate);
if (buffer_save(app, buffer, new_file_name, BufferSave_IgnoreDirtyFlag)){
Buffer_ID new_buffer = create_buffer(app, new_file_name, BufferCreate_NeverNew|BufferCreate_JustChangedFile);
if (new_buffer != 0 && new_buffer != buffer){
delete_file_base(app, file_name, buffer);
view_set_buffer(app, view, new_buffer, 0);
}
}
}
}
}
end_temp(temp);
}
CUSTOM_COMMAND_SIG(make_directory_query)
CUSTOM_DOC("Queries the user for a name and creates a new directory with the given name.")
{
Scratch_Block scratch(app);
String_Const_u8 hot = push_hot_directory(app, scratch);
// Query the user
u8 name_space[4096];
Query_Bar bar = {};
bar.prompt = push_u8_stringf(scratch, "Make directory at '%.*s': ", string_expand(hot));
bar.string = SCu8(name_space, (umem)0);
bar.string_capacity = sizeof(name_space);
if (!query_user_string(app, &bar)) return;
if (bar.string.size == 0) return;
String_Const_u8 cmd = push_u8_stringf(scratch, "mkdir %.*s", string_expand(bar.string));
exec_system_command(app, 0, buffer_identifier(0), hot, cmd, 0);
}
////////////////////////////////
internal void
current_view_move_line(Application_Links *app, Scan_Direction direction){
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
i64 pos = view_get_cursor_pos(app, view);
i64 line_number = get_line_number_from_pos(app, buffer, pos);
pos = move_line(app, buffer, line_number, direction);
view_set_cursor_and_preferred_x(app, view, seek_pos(pos));
}
CUSTOM_COMMAND_SIG(move_line_up)
CUSTOM_DOC("Swaps the line under the cursor with the line above it, and moves the cursor up with it.")
{
current_view_move_line(app, Scan_Backward);
}
CUSTOM_COMMAND_SIG(move_line_down)
CUSTOM_DOC("Swaps the line under the cursor with the line below it, and moves the cursor down with it.")
{
current_view_move_line(app, Scan_Forward);
}
CUSTOM_COMMAND_SIG(duplicate_line)
CUSTOM_DOC("Create a copy of the line on which the cursor sits.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
i64 pos = view_get_cursor_pos(app, view);
i64 line = get_line_number_from_pos(app, buffer, pos);
Scratch_Block scratch(app);
String_Const_u8 s = push_buffer_line(app, scratch, buffer, line);
s = push_u8_stringf(scratch, "%.*s\n", string_expand(s));
pos = get_line_side_pos(app, buffer, line, Side_Min);
buffer_replace_range(app, buffer, Ii64(pos), s);
}
CUSTOM_COMMAND_SIG(delete_line)
CUSTOM_DOC("Delete the line the on which the cursor sits.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
i64 pos = view_get_cursor_pos(app, view);
i64 line = get_line_number_from_pos(app, buffer, pos);
Range_i64 range = get_line_pos_range(app, buffer, line);
range.end += 1;
i32 size = (i32)buffer_get_size(app, buffer);
range.end = clamp_top(range.end, size);
if (range_size(range) == 0 ||
buffer_get_char(app, buffer, range.end - 1) != '\n'){
range.start -= 1;
range.first = clamp_bot(0, range.first);
}
buffer_replace_range(app, buffer, range, string_u8_litexpr(""));
}
////////////////////////////////
static b32
get_cpp_matching_file(Application_Links *app, Buffer_ID buffer, Buffer_ID *buffer_out){
b32 result = false;
Scratch_Block scratch(app);
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer);
if (file_name.size > 0){
String_Const_u8 extension = string_file_extension(file_name);
String_Const_u8 new_extensions[2] = {};
i32 new_extensions_count = 0;
if (string_match(extension, string_u8_litexpr("cpp")) || string_match(extension, string_u8_litexpr("cc"))){
new_extensions[0] = string_u8_litexpr("h");
new_extensions[1] = string_u8_litexpr("hpp");
new_extensions_count = 2;
}
else if (string_match(extension, string_u8_litexpr("c"))){
new_extensions[0] = string_u8_litexpr("h");
new_extensions_count = 1;
}
else if (string_match(extension, string_u8_litexpr("h"))){
new_extensions[0] = string_u8_litexpr("c");
new_extensions[1] = string_u8_litexpr("cpp");
new_extensions_count = 2;
}
else if (string_match(extension, string_u8_litexpr("hpp"))){
new_extensions[0] = string_u8_litexpr("cpp");
new_extensions_count = 1;
}
String_Const_u8 file_without_extension = string_file_without_extension(file_name);
for (i32 i = 0; i < new_extensions_count; i += 1){
Temp_Memory temp = begin_temp(scratch);
String_Const_u8 new_extension = new_extensions[i];
String_Const_u8 new_file_name = push_u8_stringf(scratch, "%.*s.%.*s", string_expand(file_without_extension), string_expand(new_extension));
if (open_file(app, buffer_out, new_file_name, false, true)){
result = true;
break;
}
end_temp(temp);
}
}
return(result);
}
CUSTOM_COMMAND_SIG(open_file_in_quotes)
CUSTOM_DOC("Reads a filename from surrounding '\"' characters and attempts to open the corresponding file.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
if (buffer_exists(app, buffer)){
Scratch_Block scratch(app);
i64 pos = view_get_cursor_pos(app, view);
Range_i64 range = enclose_pos_inside_quotes(app, buffer, pos);
String_Const_u8 quoted_name = push_buffer_range(app, scratch, buffer, range);
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer);
String_Const_u8 path = string_remove_last_folder(file_name);
if (character_is_slash(string_get_character(path, path.size - 1))){
path = string_chop(path, 1);
}
String_Const_u8 new_file_name = push_u8_stringf(scratch, "%.*s/%.*s", string_expand(path), string_expand(quoted_name));
view = get_next_view_looped_primary_panels(app, view, AccessAll);
if (view != 0){
if (view_open_file(app, view, new_file_name, true)){
view_set_active(app, view);
}
}
}
}
CUSTOM_COMMAND_SIG(open_matching_file_cpp)
CUSTOM_DOC("If the current file is a *.cpp or *.h, attempts to open the corresponding *.h or *.cpp file in the other view.")
{
View_ID view = get_active_view(app, AccessAll);
Buffer_ID buffer = view_get_buffer(app, view, AccessAll);
Buffer_ID new_buffer = 0;
if (get_cpp_matching_file(app, buffer, &new_buffer)){
view = get_next_view_looped_primary_panels(app, view, AccessAll);
view_set_buffer(app, view, new_buffer, 0);
view_set_active(app, view);
}
}
CUSTOM_COMMAND_SIG(view_buffer_other_panel)
CUSTOM_DOC("Set the other non-active panel to view the buffer that the active panel views, and switch to that panel.")
{
View_ID view = get_active_view(app, AccessAll);
Buffer_ID buffer = view_get_buffer(app, view, AccessAll);
i64 pos = view_get_cursor_pos(app, view);
change_active_panel(app);
view = get_active_view(app, AccessAll);
view_set_buffer(app, view, buffer, 0);
view_set_cursor_and_preferred_x(app, view, seek_pos(pos));
}
CUSTOM_COMMAND_SIG(swap_buffers_between_panels)
CUSTOM_DOC("Set the other non-active panel to view the buffer that the active panel views, and switch to that panel.")
{
View_ID view1 = get_active_view(app, AccessAll);
change_active_panel(app);
View_ID view2 = get_active_view(app, AccessAll);
if (view1 != view2 &&
!view_is_in_ui_mode(app, view1) &&
!view_is_in_ui_mode(app, view2)){
Buffer_ID buffer1 = view_get_buffer(app, view1, AccessAll);
Buffer_ID buffer2 = view_get_buffer(app, view2, AccessAll);
if (buffer1 != buffer2){
view_set_buffer(app, view1, buffer2, 0);
view_set_buffer(app, view2, buffer1, 0);
}
else{
i64 p1 = view_get_cursor_pos(app, view1);
i64 m1 = view_get_mark_pos(app, view1);
Buffer_Scroll sc1 = view_get_buffer_scroll(app, view1);
i64 p2 = view_get_cursor_pos(app, view2);
i64 m2 = view_get_mark_pos(app, view2);
Buffer_Scroll sc2 = view_get_buffer_scroll(app, view2);
view_set_cursor_and_preferred_x(app, view1, seek_pos(p2));
view_set_mark(app, view1, seek_pos(m2));
view_set_buffer_scroll(app, view1, sc2);
view_set_cursor_and_preferred_x(app, view2, seek_pos(p1));
view_set_mark(app, view2, seek_pos(m1));
view_set_buffer_scroll(app, view2, sc1);
}
}
}
////////////////////////////////
CUSTOM_COMMAND_SIG(kill_buffer)
CUSTOM_DOC("Kills the current buffer.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
try_buffer_kill(app, buffer, view, 0);
}
CUSTOM_COMMAND_SIG(save)
CUSTOM_DOC("Saves the current buffer.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
Arena *scratch = context_get_arena(app);
Temp_Memory temp = begin_temp(scratch);
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer);
buffer_save(app, buffer, file_name, 0);
end_temp(temp);
}
CUSTOM_COMMAND_SIG(reopen)
CUSTOM_DOC("Reopen the current buffer from the hard drive.")
{
View_ID view = get_active_view(app, AccessProtected);
Buffer_ID buffer = view_get_buffer(app, view, AccessProtected);
buffer_reopen(app, buffer, 0);
}
////////////////////////////////
static i32
record_get_new_cursor_position_undo(Application_Links *app, Buffer_ID buffer_id, History_Record_Index index, Record_Info record){
i32 new_edit_position = 0;
switch (record.kind){
default:
case RecordKind_Single:
{
new_edit_position = (i32)(record.single.first + record.single.string_backward.size);
}break;
case RecordKind_Group:
{
Record_Info sub_record = buffer_history_get_group_sub_record(app, buffer_id, index, 0);
new_edit_position = (i32)(sub_record.single.first + sub_record.single.string_backward.size);
}break;
}
return(new_edit_position);
}
static i32
record_get_new_cursor_position_undo(Application_Links *app, Buffer_ID buffer_id, History_Record_Index index){
Record_Info record = buffer_history_get_record_info(app, buffer_id, index);
return(record_get_new_cursor_position_undo(app, buffer_id, index, record));
}
static i32
record_get_new_cursor_position_redo(Application_Links *app, Buffer_ID buffer_id, History_Record_Index index, Record_Info record){
i64 new_edit_position = 0;
switch (record.kind){
default:
case RecordKind_Single:
{
new_edit_position = record.single.first + record.single.string_forward.size;
}break;
case RecordKind_Group:
{
Record_Info sub_record = buffer_history_get_group_sub_record(app, buffer_id, index, record.group.count - 1);
new_edit_position = sub_record.single.first + sub_record.single.string_forward.size;
}break;
}
return((i32)(new_edit_position));
}
static i32
record_get_new_cursor_position_redo(Application_Links *app, Buffer_ID buffer_id, History_Record_Index index){
Record_Info record = buffer_history_get_record_info(app, buffer_id, index);
return(record_get_new_cursor_position_redo(app, buffer_id, index, record));
}
CUSTOM_COMMAND_SIG(undo)
CUSTOM_DOC("Advances backwards through the undo history of the current buffer.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
History_Record_Index current = buffer_history_get_current_state_index(app, buffer);
if (current > 0){
i32 new_position = record_get_new_cursor_position_undo(app, buffer, current);
buffer_history_set_current_state_index(app, buffer, current - 1);
view_set_cursor_and_preferred_x(app, view, seek_pos(new_position));
}
}
CUSTOM_COMMAND_SIG(redo)
CUSTOM_DOC("Advances forwards through the undo history of the current buffer.")
{
View_ID view = get_active_view(app, AccessOpen);
Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
History_Record_Index current = buffer_history_get_current_state_index(app, buffer);
History_Record_Index max_index = buffer_history_get_max_record_index(app, buffer);
if (current < max_index){
i32 new_position = record_get_new_cursor_position_redo(app, buffer, current + 1);
buffer_history_set_current_state_index(app, buffer, current + 1);
view_set_cursor_and_preferred_x(app, view, seek_pos(new_position));
}
}
CUSTOM_COMMAND_SIG(undo_all_buffers)
CUSTOM_DOC("Advances backward through the undo history in the buffer containing the most recent regular edit.")
{
Arena *scratch = context_get_arena(app);
i32 highest_edit_number = -1;
Buffer_ID first_buffer_match = 0;
Buffer_ID last_buffer_match = 0;
i32 match_count = 0;
{
for (Buffer_ID buffer = get_buffer_next(app, 0, AccessAll);
buffer != 0;
buffer = get_buffer_next(app, buffer, AccessAll)){
History_Record_Index index = buffer_history_get_current_state_index(app, buffer);
if (index > 0){
Record_Info record = buffer_history_get_record_info(app, buffer, index);
if (record.edit_number > highest_edit_number){
highest_edit_number = record.edit_number;
first_buffer_match = buffer;
last_buffer_match = buffer;
match_count = 1;
}
else if (record.edit_number == highest_edit_number){
last_buffer_match = buffer;
match_count += 1;
}
}
}
}
Temp_Memory temp = begin_temp(scratch);
Buffer_ID *match_buffers = push_array(scratch, Buffer_ID, match_count);
i32 *new_positions = push_array(scratch, i32, match_count);
match_count = 0;
if (highest_edit_number != -1){
for (Buffer_ID buffer = first_buffer_match;
buffer != 0;
buffer = get_buffer_next(app, buffer, AccessAll)){
b32 did_match = false;
i32 new_edit_position = 0;
for (;;){
History_Record_Index index = buffer_history_get_current_state_index(app, buffer);
if (index > 0){
Record_Info record = buffer_history_get_record_info(app, buffer, index);
if (record.edit_number == highest_edit_number){
did_match = true;
new_edit_position = record_get_new_cursor_position_undo(app, buffer, index, record);
buffer_history_set_current_state_index(app, buffer, index - 1);
}
else{
break;
}
}
else{
break;
}
}
if (did_match){
match_buffers[match_count] = buffer;
new_positions[match_count] = new_edit_position;
match_count += 1;
}
if (buffer == last_buffer_match){
break;
}
}
}
view_buffer_set(app, match_buffers, new_positions, match_count);
end_temp(temp);
}
CUSTOM_COMMAND_SIG(redo_all_buffers)
CUSTOM_DOC("Advances forward through the undo history in the buffer containing the most recent regular edit.")
{
Arena *scratch = context_get_arena(app);
i32 lowest_edit_number = 0x7FFFFFFF;
Buffer_ID first_buffer_match = 0;
Buffer_ID last_buffer_match = 0;
i32 match_count = 0;
{
for (Buffer_ID buffer = get_buffer_next(app, 0, AccessAll);
buffer != 0;
buffer = get_buffer_next(app, buffer, AccessAll)){
History_Record_Index max_index = buffer_history_get_max_record_index(app, buffer);
History_Record_Index index = buffer_history_get_current_state_index(app, buffer);
if (index < max_index){
Record_Info record = buffer_history_get_record_info(app, buffer, index + 1);
if (record.edit_number < lowest_edit_number){
lowest_edit_number = record.edit_number;
first_buffer_match = buffer;
last_buffer_match = buffer;
match_count = 1;
}
else if (record.edit_number == lowest_edit_number){
last_buffer_match = buffer;
match_count += 1;
}
}
}
}
Temp_Memory temp = begin_temp(scratch);
Buffer_ID *match_buffers = push_array(scratch, Buffer_ID, match_count);
i32 *new_positions = push_array(scratch, i32, match_count);
match_count = 0;
if (lowest_edit_number != -1){
for (Buffer_ID buffer = first_buffer_match;
buffer != 0;
buffer = get_buffer_next(app, buffer, AccessAll)){
b32 did_match = false;
i32 new_edit_position = 0;
History_Record_Index max_index = buffer_history_get_max_record_index(app, buffer);
for (;;){
History_Record_Index index = buffer_history_get_current_state_index(app, buffer);
if (index < max_index){
Record_Info record = buffer_history_get_record_info(app, buffer, index + 1);
if (record.edit_number == lowest_edit_number){
did_match = true;
new_edit_position = record_get_new_cursor_position_redo(app, buffer, index + 1, record);
buffer_history_set_current_state_index(app, buffer, index + 1);
}
else{
break;
}
}
else{
break;
}
}
if (did_match){
match_buffers[match_count] = buffer;
new_positions[match_count] = new_edit_position;
match_count += 1;
}
if (buffer == last_buffer_match){
break;
}
}
}
view_buffer_set(app, match_buffers, new_positions, match_count);
end_temp(temp);
}
////////////////////////////////
#if 0
CUSTOM_COMMAND_SIG(reload_themes)
CUSTOM_DOC("Loads all the theme files in the theme folder, replacing duplicates with the new theme data.")
{
String fcoder_extension = make_lit_string(".4coder");
save_all_dirty_buffers_with_postfix(app, fcoder_extension);
Partition *scratch = &global_part;
Temp_Memory temp = begin_temp_memory(scratch);
load_folder_of_themes_into_live_set(app, scratch, "themes");
String name = get_theme_name(app, scratch, 0);
i32 theme_count = get_theme_count(app);
for (i32 i = 1; i < theme_count; i += 1){
Temp_Memory sub_temp = begin_temp_memory(scratch);
String style_name = get_theme_name(app, scratch, i);
if (match(name, style_name)){
change_theme_by_index(app, i);
break;
}
end_temp_memory(sub_temp);
}
end_temp_memory(temp);
}
#endif
CUSTOM_COMMAND_SIG(open_in_other)
CUSTOM_DOC("Interactively opens a file in the other panel.")
{
change_active_panel(app);
interactive_open_or_new(app);
}
// BOTTOM
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