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4coder/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")
{
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;
default_4coder_initialize(app, file_names);
default_4coder_side_by_side_panels(app, file_names);
if (global_config.automatically_load_project){
load_project(app);
}
}
}
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_gui_sure_to_close_4coder(app, view);
}
}
if (do_exit){
// NOTE(allen): By leaving try exit unhandled we indicate
// that the core should take responsibility for handling this,
// and it will handle it by exiting 4coder. If we leave this
// event marked as handled on the other hand (for instance by
// running a confirmation GUI that cancels the exit) then 4coder
// will not exit.
leave_current_input_unhandled(app);
}
}
}
CUSTOM_COMMAND_SIG(default_view_input_handler)
CUSTOM_DOC("Input consumption loop for default view behavior")
{
{
View_ID view = get_active_view(app, Access_Always);
View_Context ctx = view_current_context(app, view);
ctx.mapping = &framework_mapping;
ctx.map_id = mapid_global;
view_alter_context(app, view, &ctx);
}
for (;;){
// NOTE(allen): Get the binding from the buffer's current map
User_Input input = get_next_input(app, EventPropertyGroup_Any, 0);
if (input.abort){
break;
}
Event_Property event_properties = get_event_properties(&input.event);
if (suppressing_mouse && (event_properties & EventPropertyGroup_AnyMouseEvent) != 0){
continue;
}
View_ID view = get_active_view(app, Access_Always);
Buffer_ID buffer = view_get_buffer(app, view, Access_Always);
Managed_Scope buffer_scope = buffer_get_managed_scope(app, buffer);
Command_Map_ID *map_id_ptr =
scope_attachment(app, buffer_scope, buffer_map_id, Command_Map_ID);
if (*map_id_ptr == 0){
*map_id_ptr = mapid_file;
}
Command_Map_ID map_id = *map_id_ptr;
Command_Binding binding = map_get_binding_recursive(&framework_mapping, map_id, &input.event);
Managed_Scope scope = view_get_managed_scope(app, view);
Custom_Command_Function** next_call = 0;
call_again:
next_call = scope_attachment(app, scope, view_call_next, Custom_Command_Function*);
*next_call = 0;
if (binding.custom == 0){
// NOTE(allen): we don't have anything to do with this input,
// leave it marked unhandled so that if there's a follow up
// event it is not blocked.
leave_current_input_unhandled(app);
}
else{
// NOTE(allen): before the command is called do some book keeping
Rewrite_Type *next_rewrite = scope_attachment(app, scope, view_next_rewrite_loc, Rewrite_Type);
*next_rewrite = Rewrite_None;
if (fcoder_mode == FCoderMode_NotepadLike){
for (View_ID view_it = get_view_next(app, 0, Access_Always);
view_it != 0;
view_it = get_view_next(app, view_it, Access_Always)){
Managed_Scope scope_it = view_get_managed_scope(app, view_it);
b32 *snap_mark_to_cursor = scope_attachment(app, scope_it, view_snap_mark_to_cursor, b32);
*snap_mark_to_cursor = true;
}
}
// NOTE(allen): call the command
binding.custom(app);
// NOTE(allen): after the command is called do some book keeping
next_rewrite = scope_attachment(app, scope, view_next_rewrite_loc, Rewrite_Type);
if (next_rewrite != 0){
Rewrite_Type *rewrite = scope_attachment(app, scope, view_rewrite_loc, Rewrite_Type);
*rewrite = *next_rewrite;
if (fcoder_mode == FCoderMode_NotepadLike){
for (View_ID view_it = get_view_next(app, 0, Access_Always);
view_it != 0;
view_it = get_view_next(app, view_it, Access_Always)){
Managed_Scope scope_it = view_get_managed_scope(app, view_it);
b32 *snap_mark_to_cursor = scope_attachment(app, scope_it, view_snap_mark_to_cursor, b32);
if (*snap_mark_to_cursor){
i64 pos = view_get_cursor_pos(app, view_it);
view_set_mark(app, view_it, seek_pos(pos));
}
}
}
}
next_call = scope_attachment(app, scope, view_call_next, Custom_Command_Function*);
if (*next_call != 0){
binding.custom = *next_call;
goto call_again;
}
}
}
}
#if 0
static argb_color default_colors[Stag_COUNT] = {};
MODIFY_COLOR_TABLE_SIG(default_modify_color_table){
if (default_colors[Stag_NOOP] == 0){
default_colors[Stag_NOOP] = 0xFFFF00FF;
default_colors[Stag_Back] = 0xFF0C0C0C;
default_colors[Stag_Margin] = 0xFF181818;
default_colors[Stag_Margin_Hover] = 0xFF252525;
default_colors[Stag_Margin_Active] = 0xFF323232;
default_colors[Stag_List_Item] = default_colors[Stag_Margin];
default_colors[Stag_List_Item_Hover] = default_colors[Stag_Margin_Hover];
default_colors[Stag_List_Item_Active] = default_colors[Stag_Margin_Active];
default_colors[Stag_Cursor] = 0xFF00EE00;
default_colors[Stag_Highlight] = 0xFFDDEE00;
default_colors[Stag_Mark] = 0xFF494949;
default_colors[Stag_Default] = 0xFF90B080;
default_colors[Stag_At_Cursor] = default_colors[Stag_Back];
default_colors[Stag_Highlight_Cursor_Line] = 0xFF1E1E1E;
default_colors[Stag_At_Highlight] = 0xFFFF44DD;
default_colors[Stag_Comment] = 0xFF2090F0;
default_colors[Stag_Keyword] = 0xFFD08F20;
default_colors[Stag_Str_Constant] = 0xFF50FF30;
default_colors[Stag_Char_Constant] = default_colors[Stag_Str_Constant];
default_colors[Stag_Int_Constant] = default_colors[Stag_Str_Constant];
default_colors[Stag_Float_Constant] = default_colors[Stag_Str_Constant];
default_colors[Stag_Bool_Constant] = default_colors[Stag_Str_Constant];
default_colors[Stag_Include] = default_colors[Stag_Str_Constant];
default_colors[Stag_Preproc] = default_colors[Stag_Default];
default_colors[Stag_Special_Character] = 0xFFFF0000;
default_colors[Stag_Ghost_Character] = 0xFF4E5E46;
default_colors[Stag_Paste] = 0xFFDDEE00;
default_colors[Stag_Undo] = 0xFF00DDEE;
default_colors[Stag_Highlight_Junk] = 0xFF3A0000;
default_colors[Stag_Highlight_White] = 0xFF003A3A;
default_colors[Stag_Bar] = 0xFF888888;
default_colors[Stag_Base] = 0xFF000000;
default_colors[Stag_Pop1] = 0xFF3C57DC;
default_colors[Stag_Pop2] = 0xFFFF0000;
default_colors[Stag_Back_Cycle_1] = 0x10A00000;
default_colors[Stag_Back_Cycle_2] = 0x0C00A000;
default_colors[Stag_Back_Cycle_3] = 0x0C0000A0;
default_colors[Stag_Back_Cycle_4] = 0x0CA0A000;
default_colors[Stag_Text_Cycle_1] = 0xFFA00000;
default_colors[Stag_Text_Cycle_2] = 0xFF00A000;
default_colors[Stag_Text_Cycle_3] = 0xFF0030B0;
default_colors[Stag_Text_Cycle_4] = 0xFFA0A000;
default_colors[Stag_Line_Numbers_Back] = 0xFF101010;
default_colors[Stag_Line_Numbers_Text] = 0xFF404040;
}
Color_Table color_table = {};
color_table.vals = default_colors;
color_table.count = ArrayCount(default_colors);
return(color_table);
}
#endif
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
if (global_config.show_line_number_margins){
Rect_f32_Pair pair = layout_line_number_margin(app, buffer, region, digit_advance);
region = pair.max;
}
return(region);
}
function void
default_render_buffer(Application_Links *app, View_ID view_id, b32 is_active_view,
Buffer_ID buffer, Text_Layout_ID text_layout_id,
Rect_f32 rect){
Rect_f32 prev_clip = draw_set_clip(app, rect);
// NOTE(allen): Token colorizing
Token_Array token_array = get_token_array_from_buffer(app, buffer);
if (token_array.tokens != 0){
draw_buffer_add_cpp_token_colors(app, text_layout_id, &token_array);
// NOTE(allen): Scan for TODOs and NOTEs
if (global_config.use_comment_keyword){
Comment_Highlight_Pair pairs[] = {
{string_u8_litexpr("NOTE"), Stag_Text_Cycle_2},
{string_u8_litexpr("TODO"), Stag_Text_Cycle_1},
};
draw_comment_highlights(app, buffer, text_layout_id,
&token_array, pairs, ArrayCount(pairs));
}
}
i64 cursor_pos = view_get_cursor_pos(app, view_id);
// NOTE(allen): Scope highlight
if (global_config.use_scope_highlight){
int_color colors[] = { Stag_Back_Cycle_1, Stag_Back_Cycle_2, Stag_Back_Cycle_3, Stag_Back_Cycle_4, };
draw_scope_highlight(app, buffer, text_layout_id, cursor_pos, colors, ArrayCount(colors));
}
if (global_config.use_error_highlight || global_config.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 (global_config.use_error_highlight){
draw_jump_highlights(app, buffer, text_layout_id, compilation_buffer, Stag_Highlight_Junk);
}
// NOTE(allen): Search highlight
if (global_config.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, Stag_Highlight_White);
}
}
}
// NOTE(allen): Color parens
if (global_config.use_paren_helper){
int_color colors[] = { Stag_Text_Cycle_1, Stag_Text_Cycle_2, Stag_Text_Cycle_3, Stag_Text_Cycle_4, };
draw_paren_highlight(app, buffer, text_layout_id, cursor_pos, colors, ArrayCount(colors));
}
// NOTE(allen): Line highlight
if (global_config.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, Stag_Highlight_Cursor_Line);
}
// NOTE(allen): Cursor shape
f32 cursor_roundness = 4.f;
f32 mark_thickness = 2.f;
// 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): put the actual text on the actual screen
draw_text_layout(app, text_layout_id);
draw_set_clip(app, prev_clip);
}
function void
default_render_caller(Application_Links *app, Frame_Info frame_info, View_ID view_id){
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
{
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;
}
}
}
// 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
Rect_f32 line_number_rect = {};
if (global_config.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 (global_config.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, is_active_view,
buffer, text_layout_id,
region);
text_layout_free(app, text_layout_id);
draw_set_clip(app, prev_clip);
}
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){
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];
umem 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
do_full_lex(Application_Links *app, Buffer_ID buffer_id){
Scratch_Block scratch(app);
String_Const_u8 contents = push_whole_buffer(app, scratch, buffer_id);
Token_List list = lex_full_input_cpp(scratch, contents);
Managed_Scope scope = buffer_get_managed_scope(app, buffer_id);
Base_Allocator *allocator = managed_scope_allocator(app, scope);
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);
Token_Array *tokens_ptr = scope_attachment(app, scope, attachment_tokens, Token_Array);
block_copy_struct(tokens_ptr, &tokens);
}
BUFFER_HOOK_SIG(default_begin_buffer){
b32 treat_as_code = false;
b32 lex_without_strings = false;
(void)(lex_without_strings);
String_Const_u8_Array extensions = global_config.code_exts;
Scratch_Block scratch(app);
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer_id);
if (file_name.size > 0){
String_Const_u8 ext = string_file_extension(file_name);
for (i32 i = 0; i < extensions.count; ++i){
if (string_match(ext, extensions.strings[i])){
if (string_match(ext, string_u8_litexpr("cpp")) ||
string_match(ext, string_u8_litexpr("h")) ||
string_match(ext, string_u8_litexpr("c")) ||
string_match(ext, string_u8_litexpr("hpp")) ||
string_match(ext, string_u8_litexpr("cc"))){
treat_as_code = true;
}
#if 0
treat_as_code = true;
if (string_match(ext, string_u8_litexpr("cs"))){
if (parse_context_language_cs == 0){
init_language_cs(app);
}
parse_context_id = parse_context_language_cs;
}
if (string_match(ext, string_u8_litexpr("java"))){
if (parse_context_language_java == 0){
init_language_java(app);
}
parse_context_id = parse_context_language_java;
}
if (string_match(ext, string_u8_litexpr("rs"))){
if (parse_context_language_rust == 0){
init_language_rust(app);
}
parse_context_id = parse_context_language_rust;
lex_without_strings = true;
}
if (string_match(ext, string_u8_litexpr("cpp")) ||
string_match(ext, string_u8_litexpr("h")) ||
string_match(ext, string_u8_litexpr("c")) ||
string_match(ext, string_u8_litexpr("hpp")) ||
string_match(ext, string_u8_litexpr("cc"))){
if (parse_context_language_cpp == 0){
init_language_cpp(app);
}
parse_context_id = parse_context_language_cpp;
}
// TODO(NAME): Real GLSL highlighting
if (string_match(ext, string_u8_litexpr("glsl"))){
if (parse_context_language_cpp == 0){
init_language_cpp(app);
}
parse_context_id = parse_context_language_cpp;
}
// TODO(NAME): Real Objective-C highlighting
if (string_match(ext, string_u8_litexpr("m"))){
if (parse_context_language_cpp == 0){
init_language_cpp(app);
}
parse_context_id = parse_context_language_cpp;
}
#endif
break;
}
}
}
local_persist b32 first_call = true;
if (first_call){
first_call = false;
buffer_map_id = managed_id_declare(app, SCu8("DEFAULT.buffer_map_id"));
buffer_eol_setting = managed_id_declare(app, SCu8("DEFAULT.buffer_eol_setting"));
}
Command_Map_ID map_id = (treat_as_code)?(default_code_map):(mapid_file);
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_contents(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_virtual_whitespace = false;
b32 use_lexer = false;
if (treat_as_code){
wrap_lines = global_config.enable_code_wrapping;
use_virtual_whitespace = global_config.enable_virtual_whitespace;
use_lexer = true;
}
String_Const_u8 buffer_name = push_buffer_base_name(app, scratch, buffer_id);
if (string_match(buffer_name, string_u8_litexpr("*compilation*"))){
wrap_lines = false;
}
if (use_lexer){
do_full_lex(app, buffer_id);
}
// no meaning for return
return(0);
}
BUFFER_HOOK_SIG(default_new_file){
// buffer_id
// no meaning for return
return(0);
}
BUFFER_HOOK_SIG(default_file_save){
// buffer_id
b32 is_virtual = false;
if (global_config.automatically_indent_text_on_save && 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);
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, range, text
ProfileScope(app, "default edit range");
Interval_i64 replace_range = Ii64(range.first, range.first + text.size);
i64 insert_size = range_size(range);
i64 text_shift = replace_range_shift(replace_range, insert_size);
Scratch_Block scratch(app);
Managed_Scope scope = buffer_get_managed_scope(app, buffer_id);
Token_Array *ptr = scope_attachment(app, scope, attachment_tokens, Token_Array);
if (ptr != 0 && ptr->tokens != 0){
i64 token_index_first = token_relex_first(ptr, range.first, 1);
i64 token_index_resync_guess = token_relex_resync(ptr, range.one_past_last, 16);
Token *token_first = ptr->tokens + token_index_first;
Token *token_resync = ptr->tokens + token_index_resync_guess;
Interval_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);
Base_Allocator *allocator = managed_scope_allocator(app, scope);
if (relex.successful_resync){
i64 token_index_resync = relex.first_resync_index;
Interval_i64 head = Ii64(0, token_index_first);
Interval_i64 replaced = Ii64(token_index_first, token_index_resync);
Interval_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;
}
else{
scratch.restore();
base_free(allocator, ptr->tokens);
do_full_lex(app, buffer_id);
}
#if 0
// NOTE(allen): Assert correctness of relex results. Enable this code
// to track down corruption of the token data.
{
String_Const_u8 full = push_whole_buffer(app, scratch, buffer_id);
Token_List list = lex_full_input_cpp(scratch, full);
Token_Array array = token_array_from_list(scratch, &list);
Assert(array.count == ptr->count);
Token *token_a = array.tokens;
Token *token_b = ptr->tokens;
for (i64 i = 0; i < array.count; i += 1, token_a += 1, token_b += 1){
Assert(block_match_struct(token_a, token_b));
}
}
#endif
}
// no meaning for return
return(0);
}
BUFFER_HOOK_SIG(default_end_file){
Scratch_Block scratch(app);
String_Const_u8 buffer_name = push_buffer_unique_name(app, scratch, buffer_id);
String_Const_u8 str = push_u8_stringf(scratch, "Ending file: %s\n", buffer_name.str);
print_message(app, str);
// no meaning for return
return(0);
}
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_RenderCaller, default_render_caller);
#if 0
set_custom_hook(app, HookID_DeltaRule, original_delta);
set_custom_hook_memory_size(app, HookID_DeltaRule,
delta_ctx_size(original_delta_memory_size));
#else
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));
#endif
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_file_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);
}
// BOTTOM
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