4coder/4coder_default_framework.h

865 lines
25 KiB
C

/*
4coder_default_framework.cpp - Sets up the basics of the framework that is used for default 4coder behaviour.
TYPE: 'internal-for-default-system'
*/
// TOP
#if !defined(FCODER_DEFAULT_FRAMEWORK_H)
#define FCODER_DEFAULT_FRAMEWORK_H
#include "4coder_base_commands.cpp"
#include "4coder_helper/4coder_helper.h"
#include "4coder_lib/4coder_mem.h"
#include "4cpp/4cpp_lexer.h"
//
// Command Maps
//
enum Default_Maps{
default_code_map,
default_maps_count
};
//
// Global Memory
//
static Partition global_part;
static General_Memory global_general;
//
// Jump Buffer Locking
//
#if !defined(AUTO_CENTER_AFTER_JUMPS)
static bool32 auto_center_after_jumps = true;
#else
static bool32 auto_center_after_jumps = AUTO_CENTER_AFTER_JUMPS;
#endif
static char locked_buffer_space[256];
static String locked_buffer = make_fixed_width_string(locked_buffer_space);
static void
unlock_jump_buffer(){
locked_buffer.size = 0;
}
static void
lock_jump_buffer(char *name, int32_t size){
if (size <= locked_buffer.memory_size){
copy(&locked_buffer, make_string(name, size));
}
}
static void
lock_jump_buffer(Buffer_Summary buffer){
lock_jump_buffer(buffer.buffer_name, buffer.buffer_name_len);
}
static View_Summary
get_view_for_locked_jump_buffer(Application_Links *app){
View_Summary view = {0};
if (locked_buffer.size > 0){
Buffer_Summary buffer = get_buffer_by_name(app, locked_buffer.str, locked_buffer.size, AccessAll);
if (buffer.exists){
view = get_first_view_with_buffer(app, buffer.buffer_id);
}
else{
unlock_jump_buffer();
}
}
return(view);
}
//
// Panel Management
//
static View_ID special_note_view_id = 0;
static bool32 default_use_scrollbars = false;
static bool32 default_use_file_bars = true;
static void
new_view_settings(Application_Links *app, View_Summary *view){
if (!default_use_scrollbars){
view_set_setting(app, view, ViewSetting_ShowScrollbar, false);
}
if (!default_use_file_bars){
view_set_setting(app, view, ViewSetting_ShowFileBar, false);
}
}
static void
close_special_note_view(Application_Links *app){
View_Summary special_view = get_view(app, special_note_view_id, AccessAll);
if (special_view.exists){
close_view(app, &special_view);
}
special_note_view_id = 0;
}
static View_Summary
open_special_note_view(Application_Links *app, bool32 create_if_not_exist = true){
View_Summary special_view = get_view(app, special_note_view_id, AccessAll);
if (create_if_not_exist && !special_view.exists){
View_Summary view = get_active_view(app, AccessAll);
special_view = open_view(app, &view, ViewSplit_Bottom);
new_view_settings(app, &special_view);
view_set_split_proportion(app, &special_view, .2f);
set_active_view(app, &view);
special_note_view_id = special_view.view_id;
}
return(special_view);
}
CUSTOM_COMMAND_SIG(change_active_panel){
View_Summary view = get_active_view(app, AccessAll);
View_ID original_view_id = view.view_id;
do{
get_view_next_looped(app, &view, AccessAll);
if (view.view_id != special_note_view_id){
break;
}
}while(view.view_id != original_view_id);
if (view.exists){
set_active_view(app, &view);
}
}
CUSTOM_COMMAND_SIG(change_active_panel_backwards){
View_Summary view = get_active_view(app, AccessAll);
View_ID original_view_id = view.view_id;
do{
get_view_prev_looped(app, &view, AccessAll);
if (view.view_id != special_note_view_id){
break;
}
}while(view.view_id != original_view_id);
if (view.exists){
set_active_view(app, &view);
}
}
CUSTOM_COMMAND_SIG(open_panel_vsplit){
View_Summary view = get_active_view(app, AccessAll);
View_Summary new_view = open_view(app, &view, ViewSplit_Right);
new_view_settings(app, &new_view);
}
CUSTOM_COMMAND_SIG(open_panel_hsplit){
View_Summary view = get_active_view(app, AccessAll);
View_Summary new_view = open_view(app, &view, ViewSplit_Bottom);
new_view_settings(app, &new_view);
}
//
// View Variabls
//
enum Rewrite_Type{
RewriteNone,
RewritePaste,
RewriteWordComplete
};
struct View_Paste_Index{
int32_t rewrite;
int32_t next_rewrite;
int32_t index;
};
View_Paste_Index view_paste_index_[16];
View_Paste_Index *view_paste_index = view_paste_index_ - 1;
//
// System Buffer Names
//
static char out_buffer_space[1024];
static char command_space[1024];
static char hot_directory_space[1024];
//
// Mouse Suppression
//
static bool32 suppressing_mouse = false;
static void
set_mouse_suppression(Application_Links *app, int32_t suppress){
if (suppress){
suppressing_mouse = 1;
show_mouse_cursor(app, MouseCursorShow_Never);
}
else{
suppressing_mouse = 0;
show_mouse_cursor(app, MouseCursorShow_Always);
}
}
CUSTOM_COMMAND_SIG(suppress_mouse){
set_mouse_suppression(app, true);
}
CUSTOM_COMMAND_SIG(allow_mouse){
set_mouse_suppression(app, false);
}
CUSTOM_COMMAND_SIG(toggle_mouse){
set_mouse_suppression(app, !suppressing_mouse);
}
//
// Projects
//
static char *default_extensions[] = {
"cpp",
"hpp",
"c",
"h",
"cc"
};
struct Extension_List{
char extension_space[256];
char *extensions[94];
int32_t extension_count;
};
static void
set_extensions(Extension_List *extension_list, String src){
int32_t mode = 0;
int32_t j = 0, k = 0;
for (int32_t i = 0; i < src.size; ++i){
switch (mode){
case 0:
{
if (src.str[i] == '.'){
mode = 1;
extension_list->extensions[k++] = &extension_list->extension_space[j];
}
}break;
case 1:
{
if (src.str[i] == '.'){
extension_list->extension_space[j++] = 0;
extension_list->extensions[k++] = &extension_list->extension_space[j];
}
else{
extension_list->extension_space[j++] = src.str[i];
}
}break;
}
}
extension_list->extension_space[j++] = 0;
extension_list->extension_count = k;
}
struct Fkey_Command{
char command[128];
char out[128];
bool32 use_build_panel;
bool32 save_dirty_buffers;
};
struct Project{
char dir_space[256];
char *dir;
int32_t dir_len;
Extension_List extension_list;
Fkey_Command fkey_commands[16];
bool32 close_all_code_when_this_project_closes;
bool32 close_all_files_when_project_opens;
bool32 open_recursively;
};
static Project null_project = {0};
static Project current_project = {0};
static char**
get_current_project_extensions(int32_t *extension_count_out){
char **extension_list = default_extensions;
int32_t extension_count = ArrayCount(default_extensions);
if (current_project.dir != 0){
extension_list = current_project.extension_list.extensions;
extension_count = current_project.extension_list.extension_count;
}
*extension_count_out = extension_count;
return(extension_list);
}
//
// Location Jumping State
//
struct ID_Based_Jump_Location{
int32_t buffer_id;
int32_t line;
int32_t column;
};
static ID_Based_Jump_Location null_location = {0};
static ID_Based_Jump_Location prev_location = {0};
//
// Config File Parsing
//
struct Config_Line{
Cpp_Token id_token;
Cpp_Token subscript_token;
Cpp_Token eq_token;
Cpp_Token val_token;
int32_t val_array_start;
int32_t val_array_end;
int32_t val_array_count;
bool32 read_success;
};
struct Config_Item{
Config_Line line;
Cpp_Token_Array array;
char *mem;
String id;
int32_t subscript_index;
bool32 has_subscript;
};
struct Config_Array_Reader{
Cpp_Token_Array array;
char *mem;
int32_t i;
int32_t val_array_end;
bool32 good;
};
static Cpp_Token
read_config_token(Cpp_Token_Array array, int32_t *i_ptr){
Cpp_Token token = {0};
int32_t i = *i_ptr;
for (; i < array.count; ++i){
Cpp_Token comment_token = array.tokens[i];
if (comment_token.type != CPP_TOKEN_COMMENT){
break;
}
}
if (i < array.count){
token = array.tokens[i];
}
*i_ptr = i;
return(token);
}
static Config_Line
read_config_line(Cpp_Token_Array array, int32_t *i_ptr){
Config_Line config_line = {0};
int32_t i = *i_ptr;
config_line.id_token = read_config_token(array, &i);
if (config_line.id_token.type == CPP_TOKEN_IDENTIFIER){
++i;
if (i < array.count){
Cpp_Token token = read_config_token(array, &i);
bool32 subscript_success = true;
if (token.type == CPP_TOKEN_BRACKET_OPEN){
subscript_success = false;
++i;
if (i < array.count){
config_line.subscript_token = read_config_token(array, &i);
if (config_line.subscript_token.type == CPP_TOKEN_INTEGER_CONSTANT){
++i;
if (i < array.count){
token = read_config_token(array, &i);
if (token.type == CPP_TOKEN_BRACKET_CLOSE){
++i;
if (i < array.count){
token = read_config_token(array, &i);
subscript_success = true;
}
}
}
}
}
}
if (subscript_success){
if (token.type == CPP_TOKEN_EQ){
config_line.eq_token = read_config_token(array, &i);
++i;
if (i < array.count){
Cpp_Token val_token = read_config_token(array, &i);
bool32 array_success = true;
if (val_token.type == CPP_TOKEN_BRACE_OPEN){
array_success = false;
++i;
if (i < array.count){
config_line.val_array_start = i;
bool32 expecting_array_item = 1;
for (; i < array.count; ++i){
Cpp_Token array_token = read_config_token(array, &i);
if (array_token.size == 0){
break;
}
if (array_token.type == CPP_TOKEN_BRACE_CLOSE){
config_line.val_array_end = i;
array_success = true;
break;
}
else{
if (array_token.type == CPP_TOKEN_COMMA){
if (!expecting_array_item){
expecting_array_item = true;
}
else{
break;
}
}
else{
if (expecting_array_item){
expecting_array_item = false;
++config_line.val_array_count;
}
}
}
}
}
}
if (array_success){
config_line.val_token = val_token;
++i;
if (i < array.count){
Cpp_Token semicolon_token = read_config_token(array, &i);
if (semicolon_token.type == CPP_TOKEN_SEMICOLON){
config_line.read_success = 1;
}
}
}
}
}
}
}
}
if (!config_line.read_success){
for (; i < array.count; ++i){
Cpp_Token token = read_config_token(array, &i);
if (token.type == CPP_TOKEN_SEMICOLON){
break;
}
}
}
*i_ptr = i;
return(config_line);
}
static Config_Item
get_config_item(Config_Line line, char *mem, Cpp_Token_Array array){
Config_Item item = {0};
item.line = line;
item.array = array;
item.mem = mem;
if (line.id_token.size != 0){
item.id = make_string(mem + line.id_token.start, line.id_token.size);
}
if (line.subscript_token.size != 0){
String subscript_str = make_string(mem + line.subscript_token.start,line.subscript_token.size);
item.subscript_index = str_to_int_s(subscript_str);
item.has_subscript = 1;
}
return(item);
}
static bool32
config_var(Config_Item item, char *var_name, int32_t *subscript, uint32_t token_type, void *var_out){
bool32 result = 0;
bool32 subscript_succes = 1;
if (item.line.val_token.type == token_type){
if ((var_name == 0 && item.id.size == 0) || match(item.id, var_name)){
if (subscript){
if (item.has_subscript){
*subscript = item.subscript_index;
}
else{
subscript_succes = 0;
}
}
if (subscript_succes){
if (var_out){
switch (token_type){
case CPP_TOKEN_BOOLEAN_CONSTANT:
{
*(bool32*)var_out = (item.mem[item.line.val_token.start] == 't');
}break;
case CPP_TOKEN_INTEGER_CONSTANT:
{
String val = make_string(item.mem + item.line.val_token.start, item.line.val_token.size);
*(int32_t*)var_out = str_to_int(val);
}break;
case CPP_TOKEN_STRING_CONSTANT:
{
String str = make_string(item.mem + item.line.val_token.start + 1,item.line.val_token.size - 2);
copy((String*)var_out, str);
}break;
case CPP_TOKEN_BRACE_OPEN:
{
Config_Array_Reader *array_reader = (Config_Array_Reader*)var_out;
array_reader->array = item.array;
array_reader->mem = item.mem;
array_reader->i = item.line.val_array_start;
array_reader->val_array_end = item.line.val_array_end;
array_reader->good = 1;
}break;
}
}
result = 1;
}
}
}
return(result);
}
static bool32
config_bool_var(Config_Item item, char *var_name, int32_t *subscript, bool32 *var_out){
bool32 result = config_var(item, var_name, subscript, CPP_TOKEN_BOOLEAN_CONSTANT, var_out);
return(result);
}
static bool32
config_int_var(Config_Item item, char *var_name, int32_t *subscript, int32_t *var_out){
bool32 result = config_var(item, var_name, subscript, CPP_TOKEN_INTEGER_CONSTANT, var_out);
return(result);
}
static bool32
config_string_var(Config_Item item, char *var_name, int32_t *subscript, String *var_out){
bool32 result = config_var(item, var_name, subscript, CPP_TOKEN_STRING_CONSTANT, var_out);
return(result);
}
static bool32
config_array_var(Config_Item item, char *var_name, int32_t *subscript, Config_Array_Reader *array_reader){
bool32 result = config_var(item, var_name, subscript, CPP_TOKEN_BRACE_OPEN, array_reader);
return(result);
}
static bool32
config_array_next_item(Config_Array_Reader *array_reader, Config_Item *item){
bool32 result = 0;
for (;array_reader->i < array_reader->val_array_end;
++array_reader->i){
Cpp_Token array_token = read_config_token(array_reader->array, &array_reader->i);
if (array_token.size == 0 || array_reader->i >= array_reader->val_array_end){
break;
}
if (array_token.type == CPP_TOKEN_BRACE_CLOSE){
break;
}
switch (array_token.type){
case CPP_TOKEN_BOOLEAN_CONSTANT:
case CPP_TOKEN_INTEGER_CONSTANT:
case CPP_TOKEN_STRING_CONSTANT:
{
Config_Line line = {0};
line.val_token = array_token;
line.read_success = 1;
*item = get_config_item(line, array_reader->mem, array_reader->array);
result = 1;
++array_reader->i;
goto doublebreak;
}break;
}
}
doublebreak:;
array_reader->good = result;
return(result);
}
static bool32
config_array_good(Config_Array_Reader *array_reader){
bool32 result = (array_reader->good);
return(result);
}
//
// Configuration
//
static bool32 enable_code_wrapping = true;
static bool32 automatically_adjust_wrapping = true;
static bool32 automatically_indent_text_on_save = true;
static bool32 automatically_save_changes_on_build = true;
static int32_t default_wrap_width = 672;
static int32_t default_min_base_width = 550;
static char default_theme_name_space[256] = {0};
static String default_theme_name = make_fixed_width_string(default_theme_name_space);
static char default_font_name_space[256] = {0};
static String default_font_name = make_fixed_width_string(default_font_name_space);
static char user_name_space[256] = {0};
static String user_name = make_fixed_width_string(user_name_space);
static Extension_List treat_as_code_exts = {0};
static bool32 automatically_load_project = false;
static bool32
get_current_name(char **name_out, int32_t *len_out){
bool32 result = false;
*name_out = 0;
if (user_name.str[0] != 0){
*name_out = user_name.str;
*len_out = user_name.size;
result = true;
}
return(result);
}
static String
get_default_theme_name(){
String str = default_theme_name;
if (str.size == 0){
str = make_lit_string("4coder");
}
return(str);
}
static String
get_default_font_name(){
String str = default_font_name;
if (str.size == 0){
str = make_lit_string("Liberation Mono");
}
return(str);
}
static char**
get_current_code_extensions(int32_t *extension_count_out){
char **extension_list = default_extensions;
int32_t extension_count = ArrayCount(default_extensions);
if (treat_as_code_exts.extension_count != 0){
extension_list = treat_as_code_exts.extensions;
extension_count = treat_as_code_exts.extension_count;
}
*extension_count_out = extension_count;
return(extension_list);
}
// TODO(allen): Stop handling files this way! My own API should be able to do this!!?!?!?!!?!?!!!!?
// NOTE(allen): Actually need binary buffers for some stuff to work, but not this parsing thing here.
#include <stdio.h>
static bool32
file_handle_dump(Partition *part, FILE *file, char **mem_ptr, int32_t *size_ptr){
bool32 success = 0;
fseek(file, 0, SEEK_END);
int32_t size = ftell(file);
char *mem = (char*)push_block(part, size+1);
fseek(file, 0, SEEK_SET);
int32_t check_size = (int32_t)fread(mem, 1, size, file);
if (check_size == size){
mem[size] = 0;
success = 1;
}
*mem_ptr = mem;
*size_ptr = size;
return(success);
}
static void
process_config_file(Application_Links *app){
Partition *part = &global_part;
FILE *file = fopen("config.4coder", "rb");
if (!file){
char space[256];
int32_t size = get_4ed_path(app, space, sizeof(space));
String str = make_string_cap(space, size, sizeof(space));
append_sc(&str, "/config.4coder");
terminate_with_null(&str);
file = fopen(str.str, "rb");
}
if (file){
Temp_Memory temp = begin_temp_memory(part);
char *mem = 0;
int32_t size = 0;
bool32 file_read_success = file_handle_dump(part, file, &mem, &size);
if (file_read_success){
fclose(file);
Cpp_Token_Array array;
array.count = 0;
array.max_count = (1 << 20)/sizeof(Cpp_Token);
array.tokens = push_array(&global_part, Cpp_Token, array.max_count);
Cpp_Lex_Data S = cpp_lex_data_init(false);
Cpp_Lex_Result result = cpp_lex_step(&S, mem, size+1, HAS_NULL_TERM, &array, NO_OUT_LIMIT);
if (result == LexResult_Finished){
int32_t new_wrap_width = default_wrap_width;
int32_t new_min_base_width = default_min_base_width;
bool32 lalt_lctrl_is_altgr = false;
for (int32_t i = 0; i < array.count; ++i){
Config_Line config_line = read_config_line(array, &i);
if (config_line.read_success){
Config_Item item = get_config_item(config_line, mem, array);
config_bool_var(item, "enable_code_wrapping", 0, &enable_code_wrapping);
config_bool_var(item, "automatically_adjust_wrapping", 0, &automatically_adjust_wrapping);
config_bool_var(item, "automatically_indent_text_on_save", 0, &automatically_indent_text_on_save);
config_bool_var(item, "automatically_save_changes_on_build", 0, &automatically_save_changes_on_build);
config_int_var(item, "default_wrap_width", 0, &new_wrap_width);
config_int_var(item, "default_min_base_width", 0, &new_min_base_width);
config_string_var(item, "default_theme_name", 0, &default_theme_name);
config_string_var(item, "default_font_name", 0, &default_font_name);
config_string_var(item, "user_name", 0, &user_name);
{
char str_space[512];
String str = make_fixed_width_string(str_space);
if (config_string_var(item, "treat_as_code", 0, &str)){
set_extensions(&treat_as_code_exts, str);
}
}
config_bool_var(item, "automatically_load_project", 0, &automatically_load_project);
config_bool_var(item, "lalt_lctrl_is_altgr", 0, &lalt_lctrl_is_altgr);
}
}
adjust_all_buffer_wrap_widths(app, new_wrap_width, new_min_base_width);
default_wrap_width = new_wrap_width;
default_min_base_width = new_min_base_width;
global_set_setting(app, GlobalSetting_LAltLCtrlIsAltGr, lalt_lctrl_is_altgr);
}
}
end_temp_memory(temp);
}
else{
print_message(app, literal("Did not find config.4coder, using default settings\n"));
}
}
//
// Framework Init Functions
//
void
init_memory(Application_Links *app){
int32_t part_size = (32 << 20);
int32_t general_size = (4 << 20);
void *part_mem = memory_allocate(app, part_size);
global_part = make_part(part_mem, part_size);
void *general_mem = memory_allocate(app, general_size);
general_memory_open(&global_general, general_mem, general_size);
}
static void
default_4coder_initialize(Application_Links *app, bool32 use_scrollbars, bool32 use_file_bars){
init_memory(app);
process_config_file(app);
String theme = get_default_theme_name();
String font = get_default_font_name();
change_theme(app, theme.str, theme.size);
change_font(app, font.str, font.size, 1);
default_use_scrollbars = use_scrollbars;
default_use_file_bars = use_file_bars;
}
static void
default_4coder_initialize(Application_Links *app){
default_4coder_initialize(app, false, true);
}
static void
default_4coder_side_by_side_panels(Application_Links *app){
View_Summary view = get_active_view(app, AccessAll);
new_view_settings(app, &view);
open_panel_vsplit(app);
set_active_view(app, &view);
}
static void
default_4coder_one_panel(Application_Links *app){
View_Summary view = get_active_view(app, AccessAll);
new_view_settings(app, &view);
}
static void
default_4coder_full_width_bottom_side_by_side_panels(Application_Links *app){
open_special_note_view(app);
default_4coder_side_by_side_panels(app);
}
#endif
// BOTTOM