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4coder/code/custom/4coder_default_hooks.cpp

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/*
4coder_default_hooks.cpp - Sets up the hooks for the default framework.
*/
// TOP
CUSTOM_COMMAND_SIG(default_startup)
CUSTOM_DOC("Default command for responding to a startup event")
{
ProfileScope(app, "default startup");
User_Input input = get_current_input(app);
if (match_core_code(&input, CoreCode_Startup)){
String_Const_u8_Array file_names = input.event.core.file_names;
load_themes_default_folder(app);
default_4coder_initialize(app, file_names);
// Setup Default Layout
Buffer_ID comp_buffer = create_buffer(app, str8_lit("*compilation*"), BufferCreate_NeverAttachToFile | BufferCreate_AlwaysNew);
buffer_set_setting(app, comp_buffer, BufferSetting_Unimportant, true);
buffer_set_setting(app, comp_buffer, BufferSetting_ReadOnly, true);
Buffer_Identifier comp_name = buffer_identifier(str8_lit("*compilation*"));
Buffer_Identifier code_left_name = buffer_identifier(str8_lit("*scratch*"));
Buffer_Identifier code_right_name = buffer_identifier(str8_lit("*messages*"));
Buffer_ID comp_id = buffer_identifier_to_id(app, comp_name);
Buffer_ID code_left_id = buffer_identifier_to_id(app, code_left_name);
Buffer_ID code_right_id = buffer_identifier_to_id(app, code_right_name);
// Left Panel
View_ID left_view = get_active_view(app, Access_Always);
new_view_settings(app, left_view);
view_set_buffer(app, left_view, code_left_id, 0);
// Bottom panel
View_ID compilation_view = 0;
compilation_view = open_view(app, left_view, ViewSplit_Bottom);
new_view_settings(app, compilation_view);
Buffer_ID buffer = view_get_buffer(app, compilation_view, Access_Always);
Face_ID face_id = get_face_id(app, buffer);
Face_Metrics metrics = get_face_metrics(app, face_id);
view_set_split_pixel_size(app, compilation_view, (i32)(metrics.line_height*4.f));
view_set_passive(app, compilation_view, true);
global_compilation_view = compilation_view;
view_set_buffer(app, compilation_view, comp_id, 0);
// Right Panel
view_set_active(app, left_view);
open_panel_vsplit(app);
View_ID right_view = get_active_view(app, Access_Always);
view_set_buffer(app, right_view, code_right_id, 0);
view_set_active(app, left_view);
}
{
def_enable_virtual_whitespace = def_get_config_b32(vars_save_string_lit("enable_virtual_whitespace"));
clear_all_layouts(app);
}
system_set_fullscreen(false);
}
CUSTOM_COMMAND_SIG(default_try_exit)
CUSTOM_DOC("Default command for responding to a try-exit event")
{
User_Input input = get_current_input(app);
if (match_core_code(&input, CoreCode_TryExit)){
b32 do_exit = true;
if (!allow_immediate_close_without_checking_for_changes){
b32 has_unsaved_changes = false;
for (Buffer_ID buffer = get_buffer_next(app, 0, Access_Always);
buffer != 0;
buffer = get_buffer_next(app, buffer, Access_Always)){
Dirty_State dirty = buffer_get_dirty_state(app, buffer);
if (HasFlag(dirty, DirtyState_UnsavedChanges)){
has_unsaved_changes = true;
break;
}
}
if (has_unsaved_changes){
View_ID view = get_active_view(app, Access_Always);
do_exit = do_4coder_close_user_check(app, view);
}
}
if (do_exit){
hard_exit(app);
}
}
}
function Implicit_Map_Result
default_implicit_map(Application_Links *app, String_ID lang, String_ID mode, Input_Event *event){
Implicit_Map_Result result = {};
View_ID view = get_this_ctx_view(app, Access_Always);
Command_Map_ID map_id = default_get_map_id(app, view);
Modal_Mode* mode_curr = modal_get_mode_curr();
Mapping* mode_map = &mode_curr->map;
Command_Binding binding = map_get_binding_recursive(mode_map, map_id, event);
// TODO(allen): map_id <-> map name?
result.map = 0;
result.command = binding.custom;
return(result);
}
CUSTOM_COMMAND_SIG(default_view_input_handler)
CUSTOM_DOC("Input consumption loop for default view behavior")
{
Scratch_Block scratch(app);
default_input_handler_init(app, scratch);
View_ID view = get_this_ctx_view(app, Access_Always);
Managed_Scope scope = view_get_managed_scope(app, view);
for (;;){
User_Input input = get_next_input(app, EventPropertyGroup_Any, 0);
if (input.abort){
break;
}
ProfileScopeNamed(app, "before view input", view_input_profile);
// NOTE(allen): Mouse Suppression
Event_Property event_properties = get_event_properties(&input.event);
if (suppressing_mouse && (event_properties & EventPropertyGroup_AnyMouseEvent) != 0){
continue;
}
// NOTE(allen): Get binding
if (implicit_map_function == 0){
implicit_map_function = default_implicit_map;
}
Implicit_Map_Result map_result = implicit_map_function(app, 0, 0, &input.event);
if (map_result.command == 0){
leave_current_input_unhandled(app);
continue;
}
// NOTE(allen): Run the command and pre/post command stuff
default_pre_command(app, scope);
ProfileCloseNow(view_input_profile);
map_result.command(app);
ProfileScope(app, "after view input");
default_post_command(app, scope);
}
}
function void
code_index_update_tick(Application_Links *app){
Scratch_Block scratch(app);
for (Buffer_Modified_Node *node = global_buffer_modified_set.first;
node != 0;
node = node->next){
Temp_Memory_Block temp(scratch);
Buffer_ID buffer_id = node->buffer;
String_Const_u8 contents = push_whole_buffer(app, scratch, buffer_id);
Token_Array tokens = get_token_array_from_buffer(app, buffer_id);
if (tokens.count == 0){
continue;
}
Arena arena = make_arena_system(KB(16));
Code_Index_File *index = push_array_zero(&arena, Code_Index_File, 1);
index->buffer = buffer_id;
Generic_Parse_State state = {};
generic_parse_init(app, &arena, contents, &tokens, &state);
// TODO(allen): Actually determine this in a fair way.
// Maybe switch to an enum?
// Actually probably a pointer to a struct that defines the language.
state.do_cpp_parse = true;
generic_parse_full_input_breaks(index, &state, max_i32);
code_index_lock();
code_index_set_file(buffer_id, arena, index);
code_index_unlock();
buffer_clear_layout_cache(app, buffer_id);
}
buffer_modified_set_clear();
}
f32 time_since_last_dirty_buffers_check = 0;
function void
reload_clean_buffers_on_filesystem_change(Application_Links *app, Frame_Info frame_info)
{
time_since_last_dirty_buffers_check += frame_info.literal_dt;
if (time_since_last_dirty_buffers_check > 1)
{
time_since_last_dirty_buffers_check = 0;
for (Buffer_ID buffer = get_buffer_next(app, 0, Access_Always);
buffer != 0;
buffer = get_buffer_next(app, buffer, Access_Always)) {
Dirty_State dirty = buffer_get_dirty_state(app, buffer);
if (dirty == DirtyState_UnloadedChanges) {
buffer_reopen(app, buffer, 0);
}
}
}
}
function void
default_tick(Application_Links *app, Frame_Info frame_info){
code_index_update_tick(app);
if (tick_all_fade_ranges(app, frame_info.animation_dt)){
animate_in_n_milliseconds(app, 0);
}
{ // Clear layouts if virtual whitespace setting changed
b32 enable_virtual_whitespace = def_get_config_b32(vars_save_string_lit("enable_virtual_whitespace"));
if (enable_virtual_whitespace != def_enable_virtual_whitespace){
def_enable_virtual_whitespace = enable_virtual_whitespace;
clear_all_layouts(app);
}
}
reload_clean_buffers_on_filesystem_change(app, frame_info);
}
function Rect_f32
default_buffer_region(Application_Links *app, View_ID view_id, Rect_f32 region){
Buffer_ID buffer = view_get_buffer(app, view_id, Access_Always);
Face_ID face_id = get_face_id(app, buffer);
Face_Metrics metrics = get_face_metrics(app, face_id);
f32 line_height = metrics.line_height;
f32 digit_advance = metrics.decimal_digit_advance;
// NOTE(allen): margins
region = rect_inner(region, 3.f);
// NOTE(allen): file bar
b64 showing_file_bar = false;
if (view_get_setting(app, view_id, ViewSetting_ShowFileBar, &showing_file_bar) &&
showing_file_bar){
Rect_f32_Pair pair = layout_file_bar_on_top(region, line_height);
region = pair.max;
}
// NOTE(allen): query bars
{
Query_Bar *space[32];
Query_Bar_Ptr_Array query_bars = {};
query_bars.ptrs = space;
if (get_active_query_bars(app, view_id, ArrayCount(space), &query_bars)){
Rect_f32_Pair pair = layout_query_bar_on_top(region, line_height, query_bars.count);
region = pair.max;
}
}
// NOTE(allen): FPS hud
if (show_fps_hud){
Rect_f32_Pair pair = layout_fps_hud_on_bottom(region, line_height);
region = pair.min;
}
// NOTE(allen): line numbers
b32 show_line_number_margins = def_get_config_b32(vars_save_string_lit("show_line_number_margins"));
if (show_line_number_margins){
Rect_f32_Pair pair = layout_line_number_margin(app, buffer, region, digit_advance);
region = pair.max;
}
return(region);
}
function void
recursive_nest_highlight(Application_Links *app, Text_Layout_ID layout_id, Range_i64 range,
Code_Index_Nest_Ptr_Array *array, i32 counter){
Code_Index_Nest **ptr = array->ptrs;
Code_Index_Nest **ptr_end = ptr + array->count;
for (;ptr < ptr_end; ptr += 1){
Code_Index_Nest *nest = *ptr;
if (!nest->is_closed){
break;
}
if (range.first <= nest->close.max){
break;
}
}
ARGB_Color argb = finalize_color(defcolor_text_cycle, counter);
for (;ptr < ptr_end; ptr += 1){
Code_Index_Nest *nest = *ptr;
if (range.max <= nest->open.min){
break;
}
paint_text_color(app, layout_id, nest->open, argb);
if (nest->is_closed){
paint_text_color(app, layout_id, nest->close, argb);
}
recursive_nest_highlight(app, layout_id, range, &nest->nest_array, counter + 1);
}
}
function void
recursive_nest_highlight(Application_Links *app, Text_Layout_ID layout_id, Range_i64 range,
Code_Index_File *file){
recursive_nest_highlight(app, layout_id, range, &file->nest_array, 0);
}
function void
default_render_buffer(Application_Links *app, View_ID view_id, Face_ID face_id,
Buffer_ID buffer, Text_Layout_ID text_layout_id,
Rect_f32 rect){
ProfileScope(app, "render buffer");
View_ID active_view = get_active_view(app, Access_Always);
b32 is_active_view = (active_view == view_id);
Rect_f32 prev_clip = draw_set_clip(app, rect);
Range_i64 visible_range = text_layout_get_visible_range(app, text_layout_id);
// NOTE(allen): Cursor shape
Face_Metrics metrics = get_face_metrics(app, face_id);
u64 cursor_roundness_100 = def_get_config_u64(app, vars_save_string_lit("cursor_roundness"));
f32 cursor_roundness = metrics.normal_advance*cursor_roundness_100*0.01f;
f32 mark_thickness = (f32)def_get_config_u64(app, vars_save_string_lit("mark_thickness"));
// NOTE(allen): Token colorizing
Token_Array token_array = get_token_array_from_buffer(app, buffer);
if (token_array.tokens != 0){
draw_cpp_token_colors(app, text_layout_id, &token_array);
// NOTE(allen): Scan for TODOs and NOTEs
b32 use_comment_keyword = def_get_config_b32(vars_save_string_lit("use_comment_keyword"));
if (use_comment_keyword){
Comment_Highlight_Pair pairs[] = {
{string_u8_litexpr("NOTE"), finalize_color(defcolor_comment_pop, 0)},
{string_u8_litexpr("TODO"), finalize_color(defcolor_comment_pop, 1)},
};
draw_comment_highlights(app, buffer, text_layout_id, &token_array, pairs, ArrayCount(pairs));
}
// NOTE(allen): Color functions
Scratch_Block scratch(app);
ARGB_Color color_function = fcolor_resolve(fcolor_id(defcolor_function));
ARGB_Color color_operator = fcolor_resolve(fcolor_id(defcolor_operator));
ARGB_Color color_type = fcolor_resolve(fcolor_id(defcolor_type));
ARGB_Color color_macro = fcolor_resolve(fcolor_id(defcolor_macro));
Token_Iterator_Array it = token_iterator_pos(0, &token_array, visible_range.first);
for (;;){
if (!token_it_inc_non_whitespace(&it)){
break;
}
Token *token = token_it_read(&it);
String_Const_u8 lexeme = push_token_lexeme(app, scratch, buffer, token);
Code_Index_Note *note = code_index_note_from_string(lexeme);
if (note != 0)
{
switch (note->note_kind)
{
case CodeIndexNote_Type:
{
paint_text_color(app, text_layout_id, Ii64_size(token->pos, token->size), color_type);
} break;
case CodeIndexNote_Function:
{
paint_text_color(app, text_layout_id, Ii64_size(token->pos, token->size), color_function);
} break;
case CodeIndexNote_Macro:
{
paint_text_color(app, text_layout_id, Ii64_size(token->pos, token->size), color_macro);
} break;
default: {} break;
}
}
else if (token->kind == TokenBaseKind_Operator ||
token->kind == TokenBaseKind_ScopeOpen ||
token->kind == TokenBaseKind_ScopeClose ||
token->kind == TokenBaseKind_ParentheticalOpen ||
token->kind == TokenBaseKind_ParentheticalClose ||
token->kind == TokenBaseKind_StatementClose)
{
paint_text_color(app, text_layout_id, Ii64_size(token->pos, token->size), color_operator);
}
}
}
else{
paint_text_color_fcolor(app, text_layout_id, visible_range, fcolor_id(defcolor_text_default));
}
i64 cursor_pos = view_correct_cursor(app, view_id);
view_correct_mark(app, view_id);
// NOTE(allen): Scope highlight
b32 use_scope_highlight = def_get_config_b32(vars_save_string_lit("use_scope_highlight"));
if (use_scope_highlight){
Color_Array colors = finalize_color_array(defcolor_back_cycle);
draw_scope_highlight(app, buffer, text_layout_id, cursor_pos, colors.vals, colors.count);
}
b32 use_error_highlight = def_get_config_b32(vars_save_string_lit("use_error_highlight"));
b32 use_jump_highlight = def_get_config_b32(vars_save_string_lit("use_jump_highlight"));
if (use_error_highlight || use_jump_highlight){
// NOTE(allen): Error highlight
String_Const_u8 name = string_u8_litexpr("*compilation*");
Buffer_ID compilation_buffer = get_buffer_by_name(app, name, Access_Always);
if (use_error_highlight){
draw_jump_highlights(app, buffer, text_layout_id, compilation_buffer,
fcolor_id(defcolor_highlight_junk));
}
// NOTE(allen): Search highlight
if (use_jump_highlight){
Buffer_ID jump_buffer = get_locked_jump_buffer(app);
if (jump_buffer != compilation_buffer){
draw_jump_highlights(app, buffer, text_layout_id, jump_buffer,
fcolor_id(defcolor_highlight_white));
}
}
}
// NOTE(allen): Color parens
b32 use_paren_helper = def_get_config_b32(vars_save_string_lit("use_paren_helper"));
if (use_paren_helper){
Color_Array colors = finalize_color_array(defcolor_text_cycle);
draw_paren_highlight(app, buffer, text_layout_id, cursor_pos, colors.vals, colors.count);
}
// NOTE(allen): Line highlight
b32 highlight_line_at_cursor = def_get_config_b32(vars_save_string_lit("highlight_line_at_cursor"));
if (highlight_line_at_cursor && is_active_view){
i64 line_number = get_line_number_from_pos(app, buffer, cursor_pos);
draw_line_highlight(app, text_layout_id, line_number, fcolor_id(defcolor_highlight_cursor_line));
}
// NOTE(allen): Whitespace highlight
b64 show_whitespace = false;
view_get_setting(app, view_id, ViewSetting_ShowWhitespace, &show_whitespace);
if (show_whitespace){
if (token_array.tokens == 0){
draw_whitespace_highlight(app, buffer, text_layout_id, cursor_roundness);
}
else{
draw_whitespace_highlight(app, text_layout_id, &token_array, cursor_roundness);
}
}
// NOTE(allen): Cursor
switch (fcoder_mode){
case FCoderMode_Original:
{
draw_original_4coder_style_cursor_mark_highlight(app, view_id, is_active_view, buffer, text_layout_id, cursor_roundness, mark_thickness);
}break;
case FCoderMode_NotepadLike:
{
draw_notepad_style_cursor_highlight(app, view_id, buffer, text_layout_id, cursor_roundness);
}break;
}
// NOTE(allen): Fade ranges
paint_fade_ranges(app, text_layout_id, buffer);
// NOTE(allen): put the actual text on the actual screen
draw_text_layout_default(app, text_layout_id);
draw_set_clip(app, prev_clip);
}
function Rect_f32
default_draw_query_bars(Application_Links *app, Rect_f32 region, View_ID view_id, Face_ID face_id){
Face_Metrics face_metrics = get_face_metrics(app, face_id);
f32 line_height = face_metrics.line_height;
Query_Bar *space[32];
Query_Bar_Ptr_Array query_bars = {};
query_bars.ptrs = space;
if (get_active_query_bars(app, view_id, ArrayCount(space), &query_bars)){
for (i32 i = 0; i < query_bars.count; i += 1){
Rect_f32_Pair pair = layout_query_bar_on_top(region, line_height, 1);
draw_query_bar(app, query_bars.ptrs[i], face_id, pair.min);
region = pair.max;
}
}
return(region);
}
function void
default_render_caller(Application_Links *app, Frame_Info frame_info, View_ID view_id){
ProfileScope(app, "default render caller");
View_ID active_view = get_active_view(app, Access_Always);
b32 is_active_view = (active_view == view_id);
Rect_f32 region = draw_background_and_margin(app, view_id, is_active_view);
Rect_f32 prev_clip = draw_set_clip(app, region);
Buffer_ID buffer = view_get_buffer(app, view_id, Access_Always);
Face_ID face_id = get_face_id(app, buffer);
Face_Metrics face_metrics = get_face_metrics(app, face_id);
f32 line_height = face_metrics.line_height;
f32 digit_advance = face_metrics.decimal_digit_advance;
// NOTE(allen): file bar
b64 showing_file_bar = false;
if (view_get_setting(app, view_id, ViewSetting_ShowFileBar, &showing_file_bar) && showing_file_bar){
Rect_f32_Pair pair = layout_file_bar_on_top(region, line_height);
draw_file_bar(app, view_id, buffer, face_id, pair.min);
region = pair.max;
}
Buffer_Scroll scroll = view_get_buffer_scroll(app, view_id);
Buffer_Point_Delta_Result delta = delta_apply(app, view_id,
frame_info.animation_dt, scroll);
if (!block_match_struct(&scroll.position, &delta.point)){
block_copy_struct(&scroll.position, &delta.point);
view_set_buffer_scroll(app, view_id, scroll, SetBufferScroll_NoCursorChange);
}
if (delta.still_animating){
animate_in_n_milliseconds(app, 0);
}
// NOTE(allen): query bars
region = default_draw_query_bars(app, region, view_id, face_id);
// NOTE(allen): FPS hud
if (show_fps_hud){
Rect_f32_Pair pair = layout_fps_hud_on_bottom(region, line_height);
draw_fps_hud(app, frame_info, face_id, pair.max);
region = pair.min;
animate_in_n_milliseconds(app, 1000);
}
// NOTE(allen): layout line numbers
b32 show_line_number_margins = def_get_config_b32(vars_save_string_lit("show_line_number_margins"));
Rect_f32 line_number_rect = {};
if (show_line_number_margins){
Rect_f32_Pair pair = layout_line_number_margin(app, buffer, region, digit_advance);
line_number_rect = pair.min;
region = pair.max;
}
// NOTE(allen): begin buffer render
Buffer_Point buffer_point = scroll.position;
Text_Layout_ID text_layout_id = text_layout_create(app, buffer, region, buffer_point);
// NOTE(allen): draw line numbers
if (show_line_number_margins){
draw_line_number_margin(app, view_id, buffer, face_id, text_layout_id, line_number_rect);
}
// NOTE(allen): draw the buffer
default_render_buffer(app, view_id, face_id, buffer, text_layout_id, region);
text_layout_free(app, text_layout_id);
draw_set_clip(app, prev_clip);
}
function void
default_whole_screen_render_caller(Application_Links *app, Frame_Info frame_info){}
HOOK_SIG(default_view_adjust){
// NOTE(allen): Called whenever the view layout/sizes have been modified,
// including by full window resize.
return(0);
}
BUFFER_NAME_RESOLVER_SIG(default_buffer_name_resolution){
ProfileScope(app, "default buffer name resolution");
if (conflict_count > 1){
// List of unresolved conflicts
Scratch_Block scratch(app);
i32 *unresolved = push_array(scratch, i32, conflict_count);
i32 unresolved_count = conflict_count;
for (i32 i = 0; i < conflict_count; ++i){
unresolved[i] = i;
}
// Resolution Loop
i32 x = 0;
for (;;){
// Resolution Pass
++x;
for (i32 i = 0; i < unresolved_count; ++i){
i32 conflict_index = unresolved[i];
Buffer_Name_Conflict_Entry *conflict = &conflicts[conflict_index];
u64 size = conflict->base_name.size;
size = clamp_top(size, conflict->unique_name_capacity);
conflict->unique_name_len_in_out = size;
block_copy(conflict->unique_name_in_out, conflict->base_name.str, size);
if (conflict->file_name.str != 0){
Temp_Memory_Block temp(scratch);
String_Const_u8 uniqueifier = {};
String_Const_u8 file_name = string_remove_last_folder(conflict->file_name);
if (file_name.size > 0){
file_name = string_chop(file_name, 1);
u8 *end = file_name.str + file_name.size;
b32 past_the_end = false;
for (i32 j = 0; j < x; ++j){
file_name = string_remove_last_folder(file_name);
if (j + 1 < x){
file_name = string_chop(file_name, 1);
}
if (file_name.size == 0){
if (j + 1 < x){
past_the_end = true;
}
break;
}
}
u8 *start = file_name.str + file_name.size;
uniqueifier = SCu8(start, end);
if (past_the_end){
uniqueifier = push_u8_stringf(scratch, "%.*s~%d",
string_expand(uniqueifier), i);
}
}
else{
uniqueifier = push_u8_stringf(scratch, "%d", i);
}
String_u8 builder = Su8(conflict->unique_name_in_out,
conflict->unique_name_len_in_out,
conflict->unique_name_capacity);
string_append(&builder, string_u8_litexpr(" <"));
string_append(&builder, uniqueifier);
string_append(&builder, string_u8_litexpr(">"));
conflict->unique_name_len_in_out = builder.size;
}
}
// Conflict Check Pass
b32 has_conflicts = false;
for (i32 i = 0; i < unresolved_count; ++i){
i32 conflict_index = unresolved[i];
Buffer_Name_Conflict_Entry *conflict = &conflicts[conflict_index];
String_Const_u8 conflict_name = SCu8(conflict->unique_name_in_out,
conflict->unique_name_len_in_out);
b32 hit_conflict = false;
if (conflict->file_name.str != 0){
for (i32 j = 0; j < unresolved_count; ++j){
if (i == j) continue;
i32 conflict_j_index = unresolved[j];
Buffer_Name_Conflict_Entry *conflict_j = &conflicts[conflict_j_index];
String_Const_u8 conflict_name_j = SCu8(conflict_j->unique_name_in_out,
conflict_j->unique_name_len_in_out);
if (string_match(conflict_name, conflict_name_j)){
hit_conflict = true;
break;
}
}
}
if (hit_conflict){
has_conflicts = true;
}
else{
--unresolved_count;
unresolved[i] = unresolved[unresolved_count];
--i;
}
}
if (!has_conflicts){
break;
}
}
}
}
function void
parse_async__inner(Async_Context *actx, Buffer_ID buffer_id,
String_Const_u8 contents, Token_Array *tokens, i32 limit_factor){
Application_Links *app = actx->app;
ProfileBlock(app, "async parse");
Arena arena = make_arena_system(KB(16));
Code_Index_File *index = push_array_zero(&arena, Code_Index_File, 1);
index->buffer = buffer_id;
Generic_Parse_State state = {};
generic_parse_init(app, &arena, contents, tokens, &state);
b32 canceled = false;
for (;;){
if (generic_parse_full_input_breaks(index, &state, limit_factor)){
break;
}
if (async_check_canceled(actx)){
canceled = true;
break;
}
}
if (!canceled){
acquire_global_frame_mutex(app);
code_index_lock();
code_index_set_file(buffer_id, arena, index);
code_index_unlock();
buffer_clear_layout_cache(app, buffer_id);
release_global_frame_mutex(app);
}
else{
linalloc_clear(&arena);
}
}
function void
do_full_lex_async__inner(Async_Context *actx, Buffer_ID buffer_id){
Application_Links *app = actx->app;
ProfileScope(app, "async lex");
Scratch_Block scratch(app);
String_Const_u8 contents = {};
{
ProfileBlock(app, "async lex contents (before mutex)");
acquire_global_frame_mutex(app);
ProfileBlock(app, "async lex contents (after mutex)");
contents = push_whole_buffer(app, scratch, buffer_id);
release_global_frame_mutex(app);
}
i32 limit_factor = 10000;
Token_List list = {};
b32 canceled = false;
Lex_State_Cpp state = {};
lex_full_input_cpp_init(&state, contents);
for (;;){
ProfileBlock(app, "async lex block");
if (lex_full_input_cpp_breaks(scratch, &list, &state, limit_factor)){
break;
}
if (async_check_canceled(actx)){
canceled = true;
break;
}
}
if (!canceled){
ProfileBlock(app, "async lex save results (before mutex)");
acquire_global_frame_mutex(app);
ProfileBlock(app, "async lex save results (after mutex)");
Managed_Scope scope = buffer_get_managed_scope(app, buffer_id);
if (scope != 0){
Base_Allocator *allocator = managed_scope_allocator(app, scope);
Token_Array *tokens_ptr = scope_attachment(app, scope, attachment_tokens, Token_Array);
base_free(allocator, tokens_ptr->tokens);
Token_Array tokens = {};
tokens.tokens = base_array(allocator, Token, list.total_count);
tokens.count = list.total_count;
tokens.max = list.total_count;
token_fill_memory_from_list(tokens.tokens, &list);
block_copy_struct(tokens_ptr, &tokens);
}
buffer_mark_as_modified(buffer_id);
release_global_frame_mutex(app);
}
}
function void
do_full_lex_async(Async_Context *actx, String_Const_u8 data){
if (data.size == sizeof(Buffer_ID)){
Buffer_ID buffer = *(Buffer_ID*)data.str;
do_full_lex_async__inner(actx, buffer);
}
}
BUFFER_HOOK_SIG(default_begin_buffer){
ProfileScope(app, "begin buffer");
Scratch_Block scratch(app);
b32 treat_as_code = false;
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer_id);
if (file_name.size > 0){
String_Const_u8 treat_as_code_string = def_get_config_string(scratch, vars_save_string_lit("treat_as_code"));
String_Const_u8_Array extensions = parse_extension_line_to_extension_list(app, scratch, treat_as_code_string);
String_Const_u8 ext = string_file_extension(file_name);
for (i32 i = 0; i < extensions.count; ++i){
if (string_match(ext, extensions.strings[i])){
treat_as_code = true;
break;
}
}
}
String_ID file_map_id = vars_save_string_lit("keys_file");
String_ID code_map_id = vars_save_string_lit("keys_code");
Command_Map_ID map_id = (treat_as_code)?(code_map_id):(file_map_id);
Managed_Scope scope = buffer_get_managed_scope(app, buffer_id);
Command_Map_ID *map_id_ptr = scope_attachment(app, scope, buffer_map_id, Command_Map_ID);
*map_id_ptr = map_id;
Line_Ending_Kind setting = guess_line_ending_kind_from_buffer(app, buffer_id);
Line_Ending_Kind *eol_setting = scope_attachment(app, scope, buffer_eol_setting, Line_Ending_Kind);
*eol_setting = setting;
// NOTE(allen): Decide buffer settings
b32 wrap_lines = true;
b32 use_lexer = false;
if (treat_as_code){
wrap_lines = def_get_config_b32(vars_save_string_lit("enable_code_wrapping"));
// TODO(PS): @Remove - consider removing the lexer for now? later, replace in favor of tree-sitter
use_lexer = true;
}
String_Const_u8 buffer_name = push_buffer_base_name(app, scratch, buffer_id);
if (buffer_name.size > 0 && buffer_name.str[0] == '*' && buffer_name.str[buffer_name.size - 1] == '*'){
wrap_lines = def_get_config_b32(vars_save_string_lit("enable_output_wrapping"));
}
if (use_lexer){
ProfileBlock(app, "begin buffer kick off lexer");
Async_Task *lex_task_ptr = scope_attachment(app, scope, buffer_lex_task, Async_Task);
*lex_task_ptr = async_task_no_dep(&global_async_system, do_full_lex_async, make_data_struct(&buffer_id));
}
{
b32 *wrap_lines_ptr = scope_attachment(app, scope, buffer_wrap_lines, b32);
*wrap_lines_ptr = wrap_lines;
}
if (use_lexer){
buffer_set_layout(app, buffer_id, layout_virt_indent_index_generic);
}
else{
if (treat_as_code){
buffer_set_layout(app, buffer_id, layout_virt_indent_literal_generic);
}
else{
buffer_set_layout(app, buffer_id, layout_generic);
}
}
// no meaning for return
return(0);
}
BUFFER_HOOK_SIG(default_new_file){
Scratch_Block scratch(app);
String_Const_u8 file_name = push_buffer_base_name(app, scratch, buffer_id);
if (!string_match(string_postfix(file_name, 2), string_u8_litexpr(".h"))) {
return(0);
}
List_String_Const_u8 guard_list = {};
for (u64 i = 0; i < file_name.size; ++i){
u8 c[2] = {};
u64 c_size = 1;
u8 ch = file_name.str[i];
if ('A' <= ch && ch <= 'Z'){
c_size = 2;
c[0] = '_';
c[1] = ch;
}
else if ('0' <= ch && ch <= '9'){
c[0] = ch;
}
else if ('a' <= ch && ch <= 'z'){
c[0] = ch - ('a' - 'A');
}
else{
c[0] = '_';
}
String_Const_u8 part = push_string_copy(scratch, SCu8(c, c_size));
string_list_push(scratch, &guard_list, part);
}
String_Const_u8 guard = string_list_flatten(scratch, guard_list);
Date_Time date_time = system_now_date_time_universal();
date_time = system_local_date_time_from_universal(&date_time);
String_Const_u8 date_string = date_time_format(scratch, "month day yyyy h:mimi ampm", &date_time);
Buffer_Insertion insert = begin_buffer_insertion_at_buffered(app, buffer_id, 0, scratch, KB(16));
insertf(&insert,
"/* date = %.*s */\n"
"\n",
string_expand(date_string));
insertf(&insert,
"#ifndef %.*s\n"
"#define %.*s\n"
"\n"
"#endif //%.*s\n",
string_expand(guard),
string_expand(guard),
string_expand(guard));
end_buffer_insertion(&insert);
return(0);
}
BUFFER_HOOK_SIG(default_file_save){
// buffer_id
ProfileScope(app, "default file save");
b32 auto_indent = def_get_config_b32(vars_save_string_lit("automatically_indent_text_on_save"));
b32 is_virtual = def_get_config_b32(vars_save_string_lit("enable_virtual_whitespace"));
if (auto_indent && is_virtual){
auto_indent_buffer(app, buffer_id, buffer_range(app, buffer_id));
}
Managed_Scope scope = buffer_get_managed_scope(app, buffer_id);
Line_Ending_Kind *eol = scope_attachment(app, scope, buffer_eol_setting,
Line_Ending_Kind);
clean_all_lines_buffer(app, buffer_id, CleanAllLinesMode_RemoveBlankLines);
switch (*eol){
case LineEndingKind_LF:
{
rewrite_lines_to_lf(app, buffer_id);
}break;
case LineEndingKind_CRLF:
{
rewrite_lines_to_crlf(app, buffer_id);
}break;
}
// no meaning for return
return(0);
}
BUFFER_EDIT_RANGE_SIG(default_buffer_edit_range){
// buffer_id, new_range, original_size
ProfileScope(app, "default edit range");
Range_i64 old_range = Ii64(old_cursor_range.min.pos, old_cursor_range.max.pos);
buffer_shift_fade_ranges(buffer_id, old_range.max, (new_range.max - old_range.max));
{
code_index_lock();
Code_Index_File *file = code_index_get_file(buffer_id);
if (file != 0){
code_index_shift(file, old_range, range_size(new_range));
}
code_index_unlock();
}
i64 insert_size = range_size(new_range);
i64 text_shift = replace_range_shift(old_range, insert_size);
Scratch_Block scratch(app);
Managed_Scope scope = buffer_get_managed_scope(app, buffer_id);
Async_Task *lex_task_ptr = scope_attachment(app, scope, buffer_lex_task, Async_Task);
Base_Allocator *allocator = managed_scope_allocator(app, scope);
b32 do_full_relex = false;
if (async_task_is_running_or_pending(&global_async_system, *lex_task_ptr)){
async_task_cancel(app, &global_async_system, *lex_task_ptr);
buffer_unmark_as_modified(buffer_id);
do_full_relex = true;
*lex_task_ptr = 0;
}
Token_Array *ptr = scope_attachment(app, scope, attachment_tokens, Token_Array);
if (ptr != 0 && ptr->tokens != 0){
ProfileBlockNamed(app, "attempt resync", profile_attempt_resync);
i64 token_index_first = token_relex_first(ptr, old_range.first, 1);
i64 token_index_resync_guess =
token_relex_resync(ptr, old_range.one_past_last, 16);
if (token_index_resync_guess - token_index_first >= 4000){
do_full_relex = true;
}
else{
Token *token_first = ptr->tokens + token_index_first;
Token *token_resync = ptr->tokens + token_index_resync_guess;
Range_i64 relex_range = Ii64(token_first->pos, token_resync->pos + token_resync->size + text_shift);
String_Const_u8 partial_text = push_buffer_range(app, scratch, buffer_id, relex_range);
Token_List relex_list = lex_full_input_cpp(scratch, partial_text);
if (relex_range.one_past_last < buffer_get_size(app, buffer_id)){
token_drop_eof(&relex_list);
}
Token_Relex relex = token_relex(relex_list, relex_range.first - text_shift, ptr->tokens, token_index_first, token_index_resync_guess);
ProfileCloseNow(profile_attempt_resync);
if (!relex.successful_resync){
do_full_relex = true;
}
else{
ProfileBlock(app, "apply resync");
i64 token_index_resync = relex.first_resync_index;
Range_i64 head = Ii64(0, token_index_first);
Range_i64 replaced = Ii64(token_index_first, token_index_resync);
Range_i64 tail = Ii64(token_index_resync, ptr->count);
i64 resynced_count = (token_index_resync_guess + 1) - token_index_resync;
i64 relexed_count = relex_list.total_count - resynced_count;
i64 tail_shift = relexed_count - (token_index_resync - token_index_first);
i64 new_tokens_count = ptr->count + tail_shift;
Token *new_tokens = base_array(allocator, Token, new_tokens_count);
Token *old_tokens = ptr->tokens;
block_copy_array_shift(new_tokens, old_tokens, head, 0);
token_fill_memory_from_list(new_tokens + replaced.first, &relex_list, relexed_count);
for (i64 i = 0, index = replaced.first; i < relexed_count; i += 1, index += 1){
new_tokens[index].pos += relex_range.first;
}
for (i64 i = tail.first; i < tail.one_past_last; i += 1){
old_tokens[i].pos += text_shift;
}
block_copy_array_shift(new_tokens, ptr->tokens, tail, tail_shift);
base_free(allocator, ptr->tokens);
ptr->tokens = new_tokens;
ptr->count = new_tokens_count;
ptr->max = new_tokens_count;
buffer_mark_as_modified(buffer_id);
}
}
}
if (do_full_relex){
*lex_task_ptr = async_task_no_dep(&global_async_system, do_full_lex_async,
make_data_struct(&buffer_id));
}
// no meaning for return
return(0);
}
BUFFER_HOOK_SIG(default_end_buffer){
Managed_Scope scope = buffer_get_managed_scope(app, buffer_id);
Async_Task *lex_task_ptr = scope_attachment(app, scope, buffer_lex_task, Async_Task);
if (lex_task_ptr != 0){
async_task_cancel(app, &global_async_system, *lex_task_ptr);
}
buffer_unmark_as_modified(buffer_id);
code_index_lock();
code_index_erase_file(buffer_id);
code_index_unlock();
// no meaning for return
return(0);
}
function void
default_view_change_buffer(Application_Links *app, View_ID view_id,
Buffer_ID old_buffer_id, Buffer_ID new_buffer_id){
Managed_Scope scope = view_get_managed_scope(app, view_id);
Buffer_ID *prev_buffer_id = scope_attachment(app, scope, view_previous_buffer, Buffer_ID);
if (prev_buffer_id != 0){
*prev_buffer_id = old_buffer_id;
}
}
internal void
set_all_default_hooks(Application_Links *app){
set_custom_hook(app, HookID_BufferViewerUpdate, default_view_adjust);
set_custom_hook(app, HookID_ViewEventHandler, default_view_input_handler);
set_custom_hook(app, HookID_Tick, default_tick);
set_custom_hook(app, HookID_RenderCaller, default_render_caller);
set_custom_hook(app, HookID_WholeScreenRenderCaller, default_whole_screen_render_caller);
set_custom_hook(app, HookID_DeltaRule, fixed_time_cubic_delta);
set_custom_hook_memory_size(app, HookID_DeltaRule,
delta_ctx_size(fixed_time_cubic_delta_memory_size));
set_custom_hook(app, HookID_BufferNameResolver, default_buffer_name_resolution);
set_custom_hook(app, HookID_BeginBuffer, default_begin_buffer);
set_custom_hook(app, HookID_EndBuffer, end_buffer_close_jump_list);
set_custom_hook(app, HookID_NewFile, default_new_file);
set_custom_hook(app, HookID_SaveFile, default_file_save);
set_custom_hook(app, HookID_BufferEditRange, default_buffer_edit_range);
set_custom_hook(app, HookID_BufferRegion, default_buffer_region);
set_custom_hook(app, HookID_ViewChangeBuffer, default_view_change_buffer);
set_custom_hook(app, HookID_Layout, layout_unwrapped);
//set_custom_hook(app, HookID_Layout, layout_wrap_anywhere);
//set_custom_hook(app, HookID_Layout, layout_wrap_whitespace);
//set_custom_hook(app, HookID_Layout, layout_virt_indent_unwrapped);
//set_custom_hook(app, HookID_Layout, layout_unwrapped_small_blank_lines);
}
// BOTTOM
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