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4coder/4ed.cpp

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/*
* Mr. 4th Dimention - Allen Webster
*
* 12.12.2014
*
* Application layer for project codename "4ed"
*
*/
// TOP
// App Structs
enum App_State{
APP_STATE_EDIT,
APP_STATE_RESIZING,
// never below this
APP_STATE_COUNT
};
struct App_State_Resizing{
Panel_Divider *divider;
i32 min, max;
};
struct CLI_Process{
CLI_Handles cli;
Editing_File *out_file;
};
struct CLI_List{
CLI_Process *procs;
i32 count, max;
};
struct Complete_State{
Search_Set set;
Search_Iter iter;
Table hits;
String_Space str;
i32 word_start, word_end;
b32 initialized;
};
struct Command_Data{
Models *models;
struct App_Vars *vars;
System_Functions *system;
Live_Views *live_set;
Panel *panel;
View *view;
i32 screen_width, screen_height;
Key_Event_Data key;
};
enum Input_Types{
Input_AnyKey,
Input_Esc,
Input_MouseMove,
Input_MouseLeftButton,
Input_MouseRightButton,
Input_MouseWheel,
Input_Count
};
struct Consumption_Record{
b32 consumed;
char consumer[32];
};
struct Available_Input{
Key_Summary *keys;
Mouse_State *mouse;
Consumption_Record records[Input_Count];
};
Available_Input
init_available_input(Key_Summary *keys, Mouse_State *mouse){
Available_Input result = {0};
result.keys = keys;
result.mouse = mouse;
return(result);
}
Key_Summary
direct_get_key_data(Available_Input *available){
Key_Summary result = *available->keys;
return(result);
}
Mouse_State
direct_get_mouse_state(Available_Input *available){
Mouse_State result = *available->mouse;
return(result);
}
Key_Summary
get_key_data(Available_Input *available){
Key_Summary result = {0};
if (!available->records[Input_AnyKey].consumed){
result = *available->keys;
}
else if (!available->records[Input_Esc].consumed){
i32 i = 0;
i32 count = available->keys->count;
Key_Event_Data key = {0};
for (i = 0; i < count; ++i){
key = get_single_key(available->keys, i);
if (key.keycode == key_esc){
result.count = 1;
result.keys[0] = key;
break;
}
}
}
return(result);
}
Mouse_State
get_mouse_state(Available_Input *available){
Mouse_State mouse = *available->mouse;
if (available->records[Input_MouseLeftButton].consumed){
mouse.l = 0;
mouse.press_l = 0;
mouse.release_l = 0;
}
if (available->records[Input_MouseRightButton].consumed){
mouse.r = 0;
mouse.press_r = 0;
mouse.release_r = 0;
}
if (available->records[Input_MouseWheel].consumed){
mouse.wheel = 0;
}
return(mouse);
}
void
consume_input(Available_Input *available, i32 input_type, char *consumer){
Consumption_Record *record = &available->records[input_type];
record->consumed = 1;
if (consumer){
String str = make_fixed_width_string(record->consumer);
copy(&str, consumer);
terminate_with_null(&str);
}
else{
record->consumer[0] = 0;
}
}
struct App_Vars{
Models models;
// TODO(allen): This wants to live in
// models with everyone else but the order
// of declaration is a little bit off...
Live_Views live_set;
CLI_List cli_processes;
App_State state;
App_State_Resizing resizing;
Complete_State complete_state;
Command_Data command_data;
Available_Input available_input;
};
enum Coroutine_Type{
Co_View,
Co_Command
};
struct App_Coroutine_State{
void *co;
int type;
};
inline App_Coroutine_State
get_state(Application_Links *app){
App_Coroutine_State state = {0};
state.co = app->current_coroutine;
state.type = app->type_coroutine;
return(state);
}
inline void
restore_state(Application_Links *app, App_Coroutine_State state){
app->current_coroutine = state.co;
app->type_coroutine = state.type;
}
inline Coroutine*
app_launch_coroutine(System_Functions *system, Application_Links *app, Coroutine_Type type,
Coroutine *co, void *in, void *out){
Coroutine* result = 0;
App_Coroutine_State prev_state = get_state(app);
app->current_coroutine = co;
app->type_coroutine = type;
result = system->launch_coroutine(co, in, out);
restore_state(app, prev_state);
return(result);
}
inline Coroutine*
app_resume_coroutine(System_Functions *system, Application_Links *app, Coroutine_Type type,
Coroutine *co, void *in, void *out){
Coroutine* result = 0;
App_Coroutine_State prev_state = get_state(app);
app->current_coroutine = co;
app->type_coroutine = type;
result = system->resume_coroutine(co, in, out);
restore_state(app, prev_state);
return(result);
}
inline void
output_file_append(System_Functions *system, Models *models, Editing_File *file, String value, b32 cursor_at_end){
i32 end = buffer_size(&file->state.buffer);
i32 next_cursor = 0;
if (cursor_at_end){
next_cursor = end + value.size;
}
file_replace_range(system, models, file, end, end, value.str, value.size, next_cursor, 1);
}
inline void
do_feedback_message(System_Functions *system, Models *models, String value){
Editing_File *file = models->message_buffer;
if (file){
output_file_append(system, models, file, value, 1);
i32 pos = buffer_size(&file->state.buffer);
for (View_Iter iter = file_view_iter_init(&models->layout, file, 0);
file_view_iter_good(iter);
iter = file_view_iter_next(iter)){
view_cursor_move(iter.view, pos);
}
}
}
// Commands
#define USE_MODELS(n) Models *n = command->models
#define USE_VARS(n) App_Vars *n = command->vars
#define USE_PANEL(n) Panel *n = command->panel
#define USE_VIEW(n) View *n = command->view
#define USE_FILE(n,v) Editing_File *n = (v)->file_data.file
#define REQ_OPEN_VIEW(n) View *n = command->panel->view; if (view_lock_level(n) > LockLevel_Open) return
#define REQ_READABLE_VIEW(n) View *n = command->panel->view; if (view_lock_level(n) > LockLevel_NoWrite) return
#define REQ_FILE(n,v) Editing_File *n = (v)->file_data.file; if (!n) return
#define REQ_FILE_HISTORY(n,v) Editing_File *n = (v)->file_data.file; if (!n || !n->state.undo.undo.edits) return
#define COMMAND_DECL(n) internal void command_##n(System_Functions *system, Command_Data *command, Command_Binding binding)
internal View*
panel_make_empty(System_Functions *system, App_Vars *vars, Panel *panel){
Models *models = &vars->models;
View_And_ID new_view;
Assert(panel->view == 0);
new_view = live_set_alloc_view(&vars->live_set, panel, models);
view_set_file(new_view.view, 0, models);
new_view.view->map = get_map(models, mapid_global);
return(new_view.view);
}
COMMAND_DECL(null){
AllowLocal(command);
}
internal i32
seek_token_left(Cpp_Token_Stack *tokens, i32 pos){
Cpp_Get_Token_Result get = cpp_get_token(tokens, pos);
if (get.token_index == -1){
get.token_index = 0;
}
Cpp_Token *token = tokens->tokens + get.token_index;
if (token->start == pos && get.token_index > 0){
--token;
}
return token->start;
}
internal i32
seek_token_right(Cpp_Token_Stack *tokens, i32 pos){
Cpp_Get_Token_Result get = cpp_get_token(tokens, pos);
if (get.in_whitespace){
++get.token_index;
}
if (get.token_index >= tokens->count){
get.token_index = tokens->count-1;
}
Cpp_Token *token = tokens->tokens + get.token_index;
return token->start + token->size;
}
COMMAND_DECL(center_view){
REQ_READABLE_VIEW(view);
REQ_FILE(file, view);
f32 y, h;
if (view->file_data.unwrapped_lines){
y = view->recent->cursor.unwrapped_y;
}
else{
y = view->recent->cursor.wrapped_y;
}
h = view_file_height(view);
y = clamp_bottom(0.f, y - h*.5f);
view->recent->scroll.target_y = y;
}
COMMAND_DECL(left_adjust_view){
REQ_READABLE_VIEW(view);
REQ_FILE(file, view);
f32 x;
if (view->file_data.unwrapped_lines){
x = view->recent->cursor.unwrapped_x;
}
else{
x = view->recent->cursor.wrapped_x;
}
x = clamp_bottom(0.f, x - 30.f);
view->recent->scroll.target_x = x;
}
COMMAND_DECL(set_cursor){
REQ_READABLE_VIEW(view);
REQ_FILE(file, view);
USE_VARS(vars);
i32_Rect file_region = view->file_region;
Mouse_State mouse = direct_get_mouse_state(&vars->available_input);
f32 max_y = view_file_height(view);
f32 max_x = view_file_width(view);
GUI_Scroll_Vars scroll_vars = view->gui_target.scroll_updated;
f32 rx = (f32)(mouse.x - file_region.x0);
f32 ry = (f32)(mouse.y - file_region.y0);
if (ry >= 0){
if (rx >= 0 && rx < max_x && ry >= 0 && ry < max_y){
view_cursor_move(view,
rx + scroll_vars.scroll_x,
ry + scroll_vars.scroll_y,
1);
}
}
}
COMMAND_DECL(word_complete){
USE_MODELS(models);
USE_VARS(vars);
REQ_OPEN_VIEW(view);
REQ_FILE(file, view);
Partition *part = &models->mem.part;
General_Memory *general = &models->mem.general;
Working_Set *working_set = &models->working_set;
Complete_State *complete_state = &vars->complete_state;
Search_Range *ranges;
Search_Match match;
Temp_Memory temp;
Buffer_Type *buffer;
Buffer_Backify_Type loop;
char *data;
i32 end;
i32 size_of_buffer;
i32 cursor_pos, word_start, word_end;
char c;
char *spare;
i32 size;
i32 match_size;
b32 do_init = 0;
buffer = &file->state.buffer;
size_of_buffer = buffer_size(buffer);
if (view->mode.rewrite != 2){
do_init = 1;
}
view->next_mode.rewrite = 2;
if (complete_state->initialized == 0){
do_init = 1;
}
if (do_init){
word_end = view->recent->cursor.pos;
word_start = word_end;
cursor_pos = word_end - 1;
// TODO(allen): macros for these buffer loops and some method of breaking out of them.
for (loop = buffer_backify_loop(buffer, cursor_pos, 0);
buffer_backify_good(&loop);
buffer_backify_next(&loop)){
end = loop.absolute_pos;
data = loop.data - loop.absolute_pos;
for (; cursor_pos >= end; --cursor_pos){
c = data[cursor_pos];
if (char_is_alpha(c)){
word_start = cursor_pos;
}
else if (!char_is_numeric(c)){
goto double_break;
}
}
}
double_break:;
size = word_end - word_start;
if (size == 0){
complete_state->initialized = 0;
return;
}
complete_state->initialized = 1;
search_iter_init(general, &complete_state->iter, size);
buffer_stringify(buffer, word_start, word_end, complete_state->iter.word.str);
complete_state->iter.word.size = size;
{
File_Node *node, *used_nodes;
Editing_File *file_ptr;
i32 buffer_count, j;
buffer_count = working_set->file_count;
search_set_init(general, &complete_state->set, buffer_count + 1);
ranges = complete_state->set.ranges;
ranges[0].buffer = buffer;
ranges[0].start = 0;
ranges[0].size = word_start;
ranges[1].buffer = buffer;
ranges[1].start = word_end;
ranges[1].size = size_of_buffer - word_end;
used_nodes = &working_set->used_sentinel;
j = 2;
for (dll_items(node, used_nodes)){
file_ptr = (Editing_File*)node;
if (file_ptr != file){
ranges[j].buffer = &file_ptr->state.buffer;
ranges[j].start = 0;
ranges[j].size = buffer_size(ranges[j].buffer);
++j;
}
}
complete_state->set.count = j;
}
search_hits_init(general, &complete_state->hits, &complete_state->str, 100, Kbytes(4));
search_hit_add(general, &complete_state->hits, &complete_state->str,
complete_state->iter.word.str, complete_state->iter.word.size);
complete_state->word_start = word_start;
complete_state->word_end = word_end;
}
else{
word_start = complete_state->word_start;
word_end = complete_state->word_end;
size = complete_state->iter.word.size;
}
if (size > 0){
for (;;){
match = search_next_match(part, &complete_state->set, &complete_state->iter);
if (match.found_match){
temp = begin_temp_memory(part);
match_size = match.end - match.start;
spare = (char*)push_array(part, char, match_size);
buffer_stringify(match.buffer, match.start, match.end, spare);
if (search_hit_add(general, &complete_state->hits, &complete_state->str, spare, match_size)){
view_replace_range(system, models, view, word_start, word_end, spare, match_size, word_end);
complete_state->word_end = word_start + match_size;
complete_state->set.ranges[1].start = word_start + match_size;
break;
}
end_temp_memory(temp);
}
else{
complete_state->iter.pos = 0;
complete_state->iter.i = 0;
search_hits_init(general, &complete_state->hits, &complete_state->str, 100, Kbytes(4));
search_hit_add(general, &complete_state->hits, &complete_state->str,
complete_state->iter.word.str, complete_state->iter.word.size);
match_size = complete_state->iter.word.size;
view_replace_range(system, models, view, word_start, word_end,
complete_state->iter.word.str, match_size, word_end);
complete_state->word_end = word_start + match_size;
complete_state->set.ranges[1].start = word_start + match_size;
break;
}
}
}
}
// TODO(allen): FIX THIS SHIT!
COMMAND_DECL(undo){
USE_MODELS(models);
REQ_OPEN_VIEW(view);
REQ_FILE_HISTORY(file, view);
view_undo(system, models, view);
Assert(file->state.undo.undo.size >= 0);
}
COMMAND_DECL(redo){
USE_MODELS(models);
REQ_OPEN_VIEW(view);
REQ_FILE_HISTORY(file, view);
view_redo(system, models, view);
Assert(file->state.undo.undo.size >= 0);
}
COMMAND_DECL(history_backward){
USE_MODELS(models);
REQ_OPEN_VIEW(view);
REQ_FILE_HISTORY(file, view);
view_history_step(system, models, view, hist_backward);
}
COMMAND_DECL(history_forward){
USE_MODELS(models);
REQ_OPEN_VIEW(view);
REQ_FILE_HISTORY(file, view);
view_history_step(system, models, view, hist_backward);
}
COMMAND_DECL(interactive_new){
USE_VIEW(view);
view_show_interactive(system, view,
IAct_New, IInt_Sys_File_List,
make_lit_string("New: "));
}
COMMAND_DECL(interactive_open){
USE_VIEW(view);
view_show_interactive(system, view,
IAct_Open, IInt_Sys_File_List,
make_lit_string("Open: "));
}
// TODO(allen): Improvements to reopen
// - Preserve existing token stack
// - Keep current version open and do some sort of diff to keep
// the cursor position correct
COMMAND_DECL(reopen){
USE_MODELS(models);
USE_VIEW(view);
REQ_FILE(file, view);
if (match(file->name.source_path, file->name.live_name)) return;
File_Loading loading = system->file_load_begin(file->name.source_path.str);
if (loading.exists){
Partition *part = &models->mem.part;
Temp_Memory temp = begin_temp_memory(part);
char *buffer = push_array(part, char, loading.size);
if (system->file_load_end(loading, buffer)){
General_Memory *general = &models->mem.general;
file_close(system, general, file);
init_normal_file(system, models, file, buffer, loading.size);
}
end_temp_memory(temp);
}
}
COMMAND_DECL(save){
USE_MODELS(models);
USE_VIEW(view);
REQ_FILE(file, view);
if (!file->is_dummy && file_is_ready(file)){
String name = file->name.source_path;
view_save_file(system, models, file, 0, name, 0);
}
}
COMMAND_DECL(save_as){
USE_VIEW(view);
REQ_FILE(file, view);
view_show_interactive(system, view,
IAct_Save_As, IInt_Sys_File_List,
make_lit_string("Save As: "));
}
COMMAND_DECL(change_active_panel){
USE_MODELS(models);
USE_PANEL(panel);
panel = panel->next;
if (panel == &models->layout.used_sentinel){
panel = panel->next;
}
models->layout.active_panel = (i32)(panel - models->layout.panels);
}
COMMAND_DECL(interactive_switch_buffer){
USE_VIEW(view);
view_show_interactive(system, view,
IAct_Switch, IInt_Live_File_List,
make_lit_string("Switch Buffer: "));
}
COMMAND_DECL(interactive_kill_buffer){
USE_VIEW(view);
view_show_interactive(system, view,
IAct_Kill, IInt_Live_File_List,
make_lit_string("Kill Buffer: "));
}
COMMAND_DECL(kill_buffer){
USE_MODELS(models);
USE_VIEW(view);
REQ_FILE(file, view);
try_kill_file(system, models, file, view, string_zero());
}
COMMAND_DECL(toggle_line_wrap){
REQ_READABLE_VIEW(view);
REQ_FILE(file, view);
Relative_Scrolling scrolling = view_get_relative_scrolling(view);
if (view->file_data.unwrapped_lines){
view->file_data.unwrapped_lines = 0;
file->settings.unwrapped_lines = 0;
view->recent->scroll.target_x = 0;
view->recent->cursor = view_compute_cursor_from_pos(
view, view->recent->cursor.pos);
view->recent->preferred_x = view->recent->cursor.wrapped_x;
}
else{
view->file_data.unwrapped_lines = 1;
file->settings.unwrapped_lines = 1;
view->recent->cursor =
view_compute_cursor_from_pos(view, view->recent->cursor.pos);
view->recent->preferred_x = view->recent->cursor.unwrapped_x;
}
view_set_relative_scrolling(view, scrolling);
}
COMMAND_DECL(toggle_show_whitespace){
REQ_READABLE_VIEW(view);
view->file_data.show_whitespace = !view->file_data.show_whitespace;
}
COMMAND_DECL(toggle_tokens){
#if BUFFER_EXPERIMENT_SCALPEL <= 0
USE_MODELS(models);
REQ_OPEN_VIEW(view);
REQ_FILE(file, view);
if (file->settings.tokens_exist){
file_kill_tokens(system, &models->mem.general, file);
}
else{
file_first_lex_parallel(system, &models->mem.general, file);
}
#endif
}
internal void
case_change_range(System_Functions *system,
Mem_Options *mem, View *view, Editing_File *file,
u8 a, u8 z, u8 char_delta){
#if BUFFER_EXPERIMENT_SCALPEL <= 0
Range range = make_range(view->recent->cursor.pos, view->recent->mark);
if (range.start < range.end){
Edit_Step step = {};
step.type = ED_NORMAL;
step.edit.start = range.start;
step.edit.end = range.end;
step.edit.len = range.end - range.start;
if (file->state.still_lexing)
system->cancel_job(BACKGROUND_THREADS, file->state.lex_job);
file_update_history_before_edit(mem, file, step, 0, hist_normal);
u8 *data = (u8*)file->state.buffer.data;
for (i32 i = range.start; i < range.end; ++i){
if (data[i] >= a && data[i] <= z){
data[i] += char_delta;
}
}
if (file->state.token_stack.tokens)
file_relex_parallel(system, mem, file, range.start, range.end, 0);
}
#endif
}
COMMAND_DECL(to_uppercase){
USE_MODELS(models);
REQ_OPEN_VIEW(view);
REQ_FILE(file, view);
case_change_range(system, &models->mem, view, file, 'a', 'z', (u8)('A' - 'a'));
}
COMMAND_DECL(to_lowercase){
USE_MODELS(models);
REQ_OPEN_VIEW(view);
REQ_FILE(file, view);
case_change_range(system, &models->mem, view, file, 'A', 'Z', (u8)('a' - 'A'));
}
COMMAND_DECL(clean_all_lines){
USE_MODELS(models);
REQ_OPEN_VIEW(view);
REQ_FILE(file, view);
view_clean_whitespace(system, models, view);
}
COMMAND_DECL(eol_dosify){
REQ_READABLE_VIEW(view);
REQ_FILE(file, view);
file->settings.dos_write_mode = 1;
file->state.last_4ed_edit_time = system->now_time_stamp();
}
COMMAND_DECL(eol_nixify){
REQ_READABLE_VIEW(view);
REQ_FILE(file, view);
file->settings.dos_write_mode = 0;
file->state.last_4ed_edit_time = system->now_time_stamp();
}
COMMAND_DECL(open_panel_vsplit){
USE_VARS(vars);
USE_MODELS(models);
USE_PANEL(panel);
if (models->layout.panel_count < models->layout.panel_max_count){
Split_Result split = layout_split_panel(&models->layout, panel, 1);
Panel *panel1 = panel;
Panel *panel2 = split.panel;
panel2->screen_region = panel1->screen_region;
panel2->full.x0 = split.divider->pos;
panel2->full.x1 = panel1->full.x1;
panel1->full.x1 = split.divider->pos;
panel_fix_internal_area(panel1);
panel_fix_internal_area(panel2);
panel2->prev_inner = panel2->inner;
models->layout.active_panel = (i32)(panel2 - models->layout.panels);
panel_make_empty(system, vars, panel2);
}
}
COMMAND_DECL(open_panel_hsplit){
USE_VARS(vars);
USE_MODELS(models);
USE_PANEL(panel);
if (models->layout.panel_count < models->layout.panel_max_count){
Split_Result split = layout_split_panel(&models->layout, panel, 0);
Panel *panel1 = panel;
Panel *panel2 = split.panel;
panel2->screen_region = panel1->screen_region;
panel2->full.y0 = split.divider->pos;
panel2->full.y1 = panel1->full.y1;
panel1->full.y1 = split.divider->pos;
panel_fix_internal_area(panel1);
panel_fix_internal_area(panel2);
panel2->prev_inner = panel2->inner;
models->layout.active_panel = (i32)(panel2 - models->layout.panels);
panel_make_empty(system, vars, panel2);
}
}
COMMAND_DECL(close_panel){
USE_MODELS(models);
USE_PANEL(panel);
USE_VIEW(view);
Panel *panel_ptr, *used_panels;
Divider_And_ID div, parent_div, child_div;
i32 child;
i32 parent;
i32 which_child;
i32 active;
if (models->layout.panel_count > 1){
live_set_free_view(system, command->live_set, view);
panel->view = 0;
div = layout_get_divider(&models->layout, panel->parent);
// This divider cannot have two child dividers.
Assert(div.divider->child1 == -1 || div.divider->child2 == -1);
// Get the child who needs to fill in this node's spot
child = div.divider->child1;
if (child == -1) child = div.divider->child2;
parent = div.divider->parent;
which_child = div.divider->which_child;
// Fill the child in the slot this node use to hold
if (parent == -1){
Assert(models->layout.root == div.id);
models->layout.root = child;
}
else{
parent_div = layout_get_divider(&models->layout, parent);
if (which_child == -1){
parent_div.divider->child1 = child;
}
else{
parent_div.divider->child2 = child;
}
}
// If there was a child divider, give it information about it's new parent.
if (child != -1){
child_div = layout_get_divider(&models->layout, child);
child_div.divider->parent = parent;
child_div.divider->which_child = div.divider->which_child;
}
// What is the new active panel?
active = -1;
if (child == -1){
used_panels = &models->layout.used_sentinel;
for (dll_items(panel_ptr, used_panels)){
if (panel_ptr != panel && panel_ptr->parent == div.id){
panel_ptr->parent = parent;
panel_ptr->which_child = which_child;
active = (i32)(panel_ptr - models->layout.panels);
break;
}
}
}
else{
panel_ptr = panel->next;
if (panel_ptr == &models->layout.used_sentinel) panel_ptr = panel_ptr->next;
Assert(panel_ptr != panel);
active = (i32)(panel_ptr - models->layout.panels);
}
Assert(active != -1 && panel != models->layout.panels + active);
models->layout.active_panel = active;
layout_free_divider(&models->layout, div.divider);
layout_free_panel(&models->layout, panel);
layout_fix_all_panels(&models->layout);
}
}
COMMAND_DECL(page_down){
REQ_READABLE_VIEW(view);
f32 height = view_file_height(view);
f32 max_target_y = view->recent->scroll.max_y;
view->recent->scroll.target_y =
clamp_top(view->recent->scroll.target_y + height, max_target_y);
view->recent->cursor =
view_compute_cursor_from_xy(view, 0, view->recent->scroll.target_y + (height - view->line_height)*.5f);
}
COMMAND_DECL(page_up){
REQ_READABLE_VIEW(view);
f32 height = view_file_height(view);
view->recent->scroll.target_y =
clamp_bottom(0.f, view->recent->scroll.target_y - height);
view->recent->cursor =
view_compute_cursor_from_xy(view, 0, view->recent->scroll.target_y + (height - view->line_height)*.5f);
}
COMMAND_DECL(open_color_tweaker){
USE_VIEW(view);
view_show_theme(view);
}
COMMAND_DECL(open_config){
USE_VIEW(view);
view_show_GUI(view, VUI_Config);
}
COMMAND_DECL(open_menu){
USE_VIEW(view);
view_show_GUI(view, VUI_Menu);
}
COMMAND_DECL(open_debug){
USE_VIEW(view);
view_show_GUI(view, VUI_Debug);
view->debug_vars = debug_vars_zero();
}
COMMAND_DECL(user_callback){
USE_MODELS(models);
if (binding.custom) binding.custom(&models->app_links);
}
COMMAND_DECL(hide_scrollbar){
USE_VIEW(view);
view->hide_scrollbar = 1;
}
COMMAND_DECL(show_scrollbar){
USE_VIEW(view);
view->hide_scrollbar = 0;
}
internal void
update_command_data(App_Vars *vars, Command_Data *cmd){
cmd->panel = cmd->models->layout.panels + cmd->models->layout.active_panel;
cmd->view = cmd->panel->view;
}
globalvar Command_Function command_table[cmdid_count];
//extern "C"{
#include "4ed_api_implementation.cpp"
//}
struct Command_In{
Command_Data *cmd;
Command_Binding bind;
};
internal void
command_caller(Coroutine *coroutine){
Command_In *cmd_in = (Command_In*)coroutine->in;
Command_Data *cmd = cmd_in->cmd;
View *view = cmd->view;
// TODO(allen): this isn't really super awesome, could have issues if
// the file view get's change out under us.
view->next_mode = view_mode_zero();
cmd_in->bind.function(cmd->system, cmd, cmd_in->bind);
view->mode = view->next_mode;
}
internal void
view_caller(Coroutine *coroutine){
View *view = (View*)coroutine->in;
View_Persistent *persistent = &view->persistent;
persistent->view_routine(&persistent->models->app_links, persistent->id);
}
internal void
app_links_init(System_Functions *system, Application_Links *app_links, void *data, int size){
app_links->memory = data;
app_links->memory_size = size;
FillAppLinksAPI(app_links);
app_links->current_coroutine = 0;
app_links->system_links = system;
}
internal void
setup_ui_commands(Command_Map *commands, Partition *part, Command_Map *parent){
map_init(commands, part, 32, parent);
commands->vanilla_keyboard_default.function = command_null;
// TODO(allen): This is hacky, when the new UI stuff happens, let's fix it,
// and by that I mean actually fix it, don't just say you fixed it with
// something stupid again.
u8 mdfr;
u8 mdfr_array[] = {MDFR_NONE, MDFR_SHIFT, MDFR_CTRL, MDFR_SHIFT | MDFR_CTRL};
for (i32 i = 0; i < 4; ++i){
mdfr = mdfr_array[i];
map_add(commands, key_left, mdfr, command_null);
map_add(commands, key_right, mdfr, command_null);
map_add(commands, key_up, mdfr, command_null);
map_add(commands, key_down, mdfr, command_null);
map_add(commands, key_back, mdfr, command_null);
}
}
internal void
setup_file_commands(Command_Map *commands, Partition *part, Command_Map *parent){
map_init(commands, part, 10, parent);
}
internal void
setup_top_commands(Command_Map *commands, Partition *part, Command_Map *parent){
map_init(commands, part, 10, parent);
}
internal void
setup_command_table(){
#define SET(n) command_table[cmdid_##n] = command_##n
SET(null);
SET(center_view);
SET(left_adjust_view);
SET(word_complete);
SET(undo);
SET(redo);
SET(history_backward);
SET(history_forward);
SET(interactive_new);
SET(interactive_open);
SET(reopen);
SET(save);
SET(save_as);
SET(interactive_switch_buffer);
SET(interactive_kill_buffer);
SET(kill_buffer);
SET(to_uppercase);
SET(to_lowercase);
SET(toggle_line_wrap);
SET(toggle_show_whitespace);
SET(clean_all_lines);
SET(eol_dosify);
SET(eol_nixify);
SET(open_panel_vsplit);
SET(open_panel_hsplit);
SET(close_panel);
SET(change_active_panel);
SET(page_up);
SET(page_down);
SET(open_color_tweaker);
SET(open_config);
SET(open_menu);
SET(open_debug);
SET(hide_scrollbar);
SET(show_scrollbar);
#undef SET
}
// App Functions
internal void
app_hardcode_styles(Models *models){
Interactive_Style file_info_style;
Style *styles, *style;
styles = models->styles.styles;
style = styles + 1;
i16 fonts = 1;
models->global_font.font_id = fonts + 0;
models->global_font.font_changed = 0;
/////////////////
style_set_name(style, make_lit_string("4coder"));
style->main.back_color = 0xFF0C0C0C;
style->main.margin_color = 0xFF181818;
style->main.margin_hover_color = 0xFF252525;
style->main.margin_active_color = 0xFF323232;
style->main.cursor_color = 0xFF00EE00;
style->main.highlight_color = 0xFFDDEE00;
style->main.mark_color = 0xFF494949;
style->main.default_color = 0xFF90B080;
style->main.at_cursor_color = style->main.back_color;
style->main.at_highlight_color = 0xFFFF44DD;
style->main.comment_color = 0xFF2090F0;
style->main.keyword_color = 0xFFD08F20;
style->main.str_constant_color = 0xFF50FF30;
style->main.char_constant_color = style->main.str_constant_color;
style->main.int_constant_color = style->main.str_constant_color;
style->main.float_constant_color = style->main.str_constant_color;
style->main.bool_constant_color = style->main.str_constant_color;
style->main.include_color = style->main.str_constant_color;
style->main.preproc_color = style->main.default_color;
style->main.special_character_color = 0xFFFF0000;
style->main.paste_color = 0xFFDDEE00;
style->main.undo_color = 0xFF00DDEE;
style->main.highlight_junk_color = 0xff3a0000;
style->main.highlight_white_color = 0xff003a3a;
file_info_style.bar_color = 0xFF888888;
file_info_style.bar_active_color = 0xFF666666;
file_info_style.base_color = 0xFF000000;
file_info_style.pop1_color = 0xFF4444AA;
file_info_style.pop2_color = 0xFFFF0000;
style->main.file_info_style = file_info_style;
++style;
/////////////////
style_set_name(style, make_lit_string("Handmade Hero"));
style->main.back_color = 0xFF161616;
style->main.margin_color = 0xFF262626;
style->main.margin_hover_color = 0xFF333333;
style->main.margin_active_color = 0xFF404040;
style->main.cursor_color = 0xFF40FF40;
style->main.at_cursor_color = style->main.back_color;
style->main.mark_color = 0xFF808080;
style->main.highlight_color = 0xFF703419;
style->main.at_highlight_color = 0xFFCDAA7D;
style->main.default_color = 0xFFA08563;
style->main.comment_color = 0xFF7D7D7D;
style->main.keyword_color = 0xFFCD950C;
style->main.str_constant_color = 0xFF6B8E23;
style->main.char_constant_color = style->main.str_constant_color;
style->main.int_constant_color = style->main.str_constant_color;
style->main.float_constant_color = style->main.str_constant_color;
style->main.bool_constant_color = style->main.str_constant_color;
style->main.include_color = 0xFF6B8E23;
style->main.preproc_color = 0xFFDAB98F;
style->main.special_character_color = 0xFFFF0000;
style->main.paste_color = 0xFFFFBB00;
style->main.undo_color = 0xFF80005D;
style->main.highlight_junk_color = 0xFF3A0000;
style->main.highlight_white_color = 0xFF003A3A;
file_info_style.bar_color = 0xFFCACACA;
file_info_style.bar_active_color = 0xFFA8A8A8;
file_info_style.base_color = 0xFF000000;
file_info_style.pop1_color = 0xFF03CF0C;
file_info_style.pop2_color = 0xFFFF0000;
style->main.file_info_style = file_info_style;
++style;
/////////////////
style_set_name(style, make_lit_string("Twilight"));
style->main.back_color = 0xFF090D12;
style->main.margin_color = 0xFF1A2634;
style->main.margin_hover_color = 0xFF2D415B;
style->main.margin_active_color = 0xFF405D82;
style->main.cursor_color = 0xFFEEE800;
style->main.at_cursor_color = style->main.back_color;
style->main.mark_color = 0xFF8BA8CC;
style->main.highlight_color = 0xFF037A7B;
style->main.at_highlight_color = 0xFFFEB56C;
style->main.default_color = 0xFFB7C19E;
style->main.comment_color = 0xFF20ECF0;
style->main.keyword_color = 0xFFD86909;
style->main.str_constant_color = 0xFFC4EA5D;
style->main.char_constant_color = style->main.str_constant_color;
style->main.int_constant_color = style->main.str_constant_color;
style->main.float_constant_color = style->main.str_constant_color;
style->main.bool_constant_color = style->main.str_constant_color;
style->main.include_color = style->main.str_constant_color;
style->main.preproc_color = style->main.default_color;
style->main.special_character_color = 0xFFFF0000;
style->main.paste_color = 0xFFDDEE00;
style->main.undo_color = 0xFF00DDEE;
style->main.highlight_junk_color = 0xff3a0000;
style->main.highlight_white_color = 0xFF151F2A;
file_info_style.bar_color = 0xFF315E68;
file_info_style.bar_active_color = 0xFF0F3C46;
file_info_style.base_color = 0xFF000000;
file_info_style.pop1_color = 0xFF1BFF0C;
file_info_style.pop2_color = 0xFFFF200D;
style->main.file_info_style = file_info_style;
++style;
/////////////////
style_set_name(style, make_lit_string("Wolverine"));
style->main.back_color = 0xFF070711;
style->main.margin_color = 0xFF111168;
style->main.margin_hover_color = 0xFF191996;
style->main.margin_active_color = 0xFF2121C3;
style->main.cursor_color = 0xFF7082F9;
style->main.at_cursor_color = 0xFF000014;
style->main.mark_color = 0xFF4b5028;
style->main.highlight_color = 0xFFDDEE00;
style->main.at_highlight_color = 0xFF000019;
style->main.default_color = 0xFF8C9740;
style->main.comment_color = 0xFF3A8B29;
style->main.keyword_color = 0xFFD6B109;
style->main.str_constant_color = 0xFFAF5FA7;
style->main.char_constant_color = style->main.str_constant_color;
style->main.int_constant_color = style->main.str_constant_color;
style->main.float_constant_color = style->main.str_constant_color;
style->main.bool_constant_color = style->main.str_constant_color;
style->main.include_color = style->main.str_constant_color;
style->main.preproc_color = style->main.default_color;
style->main.special_character_color = 0xFFFF0000;
style->main.paste_color = 0xFF900090;
style->main.undo_color = 0xFF606090;
style->main.highlight_junk_color = 0xff3a0000;
style->main.highlight_white_color = 0xff003a3a;
file_info_style.bar_color = 0xFF7082F9;
file_info_style.bar_active_color = 0xFF4E60D7;
file_info_style.base_color = 0xFF000000;
file_info_style.pop1_color = 0xFFFAFA15;
file_info_style.pop2_color = 0xFFD20000;
style->main.file_info_style = file_info_style;
++style;
/////////////////
style_set_name(style, make_lit_string("stb"));
style->main.back_color = 0xFFD6D6D6;
style->main.margin_color = 0xFF9E9E9E;
style->main.margin_hover_color = 0xFF7E7E7E;
style->main.margin_active_color = 0xFF5C5C5C;
style->main.cursor_color = 0xFF000000;
style->main.at_cursor_color = 0xFFD6D6D6;
style->main.mark_color = 0xFF525252;
style->main.highlight_color = 0xFF0044FF;
style->main.at_highlight_color = 0xFFD6D6D6;
style->main.default_color = 0xFF000000;
style->main.comment_color = 0xFF005800;
style->main.keyword_color = 0xFF000000;
style->main.str_constant_color = 0xFF000000;
style->main.char_constant_color = style->main.str_constant_color;
style->main.int_constant_color = style->main.str_constant_color;
style->main.float_constant_color = style->main.str_constant_color;
style->main.bool_constant_color = style->main.str_constant_color;
style->main.include_color = style->main.str_constant_color;
style->main.preproc_color = style->main.default_color;
style->main.special_character_color = 0xFF9A0000;
style->main.paste_color = 0xFF00B8B8;
style->main.undo_color = 0xFFB800B8;
style->main.highlight_junk_color = 0xFFFF7878;
style->main.highlight_white_color = 0xFFBCBCBC;
file_info_style.bar_color = 0xFF606060;
file_info_style.bar_active_color = 0xFF3E3E3E;
file_info_style.base_color = 0xFF000000;
file_info_style.pop1_color = 0xFF1111DC;
file_info_style.pop2_color = 0xFFE80505;
style->main.file_info_style = file_info_style;
++style;
models->styles.count = (i32)(style - styles);
models->styles.max = ArrayCount(models->styles.styles);
style_copy(main_style(models), models->styles.styles + 1);
}
char *_4coder_get_extension(const char *filename, int len, int *extension_len){
char *c = (char*)(filename + len - 1);
char *end = c;
while (*c != '.' && c > filename) --c;
*extension_len = (int)(end - c);
return c+1;
}
bool _4coder_str_match(const char *a, int len_a, const char *b, int len_b){
bool result = 0;
if (len_a == len_b){
char *end = (char*)(a + len_a);
while (a < end && *a == *b){
++a; ++b;
}
if (a == end) result = 1;
}
return result;
}
enum Command_Line_Action{
CLAct_Nothing,
CLAct_Ignore,
CLAct_UserFile,
CLAct_CustomDLL,
CLAct_InitialFilePosition,
CLAct_WindowSize,
CLAct_WindowMaximize,
CLAct_WindowPosition,
CLAct_FontSize,
CLAct_Count
};
void
init_command_line_settings(App_Settings *settings, Plat_Settings *plat_settings,
Command_Line_Parameters clparams){
char *arg;
Command_Line_Action action = CLAct_Nothing;
i32 i,index;
b32 strict = 0;
settings->init_files_max = ArrayCount(settings->init_files);
for (i = 1; i <= clparams.argc; ++i){
if (i == clparams.argc) arg = "";
else arg = clparams.argv[i];
switch (action){
case CLAct_Nothing:
{
if (arg[0] == '-'){
action = CLAct_Ignore;
switch (arg[1]){
case 'u': action = CLAct_UserFile; strict = 0; break;
case 'U': action = CLAct_UserFile; strict = 1; break;
case 'd': action = CLAct_CustomDLL; strict = 0; break;
case 'D': action = CLAct_CustomDLL; strict = 1; break;
case 'i': action = CLAct_InitialFilePosition; break;
case 'w': action = CLAct_WindowSize; break;
case 'W': action = CLAct_WindowMaximize; break;
case 'p': action = CLAct_WindowPosition; break;
case 'f': action = CLAct_FontSize; break;
}
}
else if (arg[0] != 0){
if (settings->init_files_count < settings->init_files_max){
index = settings->init_files_count++;
settings->init_files[index] = arg;
}
}
}break;
case CLAct_UserFile:
{
settings->user_file_is_strict = strict;
if (i < clparams.argc){
settings->user_file = clparams.argv[i];
}
action = CLAct_Nothing;
}break;
case CLAct_CustomDLL:
{
plat_settings->custom_dll_is_strict = strict;
if (i < clparams.argc){
plat_settings->custom_dll = clparams.argv[i];
}
action = CLAct_Nothing;
}break;
case CLAct_InitialFilePosition:
{
if (i < clparams.argc){
settings->initial_line = str_to_int(clparams.argv[i]);
}
action = CLAct_Nothing;
}break;
case CLAct_WindowSize:
{
if (i + 1 < clparams.argc){
plat_settings->set_window_size = 1;
plat_settings->window_w = str_to_int(clparams.argv[i]);
plat_settings->window_h = str_to_int(clparams.argv[i+1]);
++i;
}
action = CLAct_Nothing;
}break;
case CLAct_WindowMaximize:
{
--i;
plat_settings->maximize_window = 1;
action = CLAct_Nothing;
}break;
case CLAct_WindowPosition:
{
if (i + 1 < clparams.argc){
plat_settings->set_window_pos = 1;
plat_settings->window_x = str_to_int(clparams.argv[i]);
plat_settings->window_y = str_to_int(clparams.argv[i+1]);
++i;
}
action = CLAct_Nothing;
}break;
case CLAct_FontSize:
{
if (i < clparams.argc){
settings->font_size = str_to_int(clparams.argv[i]);
}
action = CLAct_Nothing;
}break;
}
}
}
inline App_Vars
app_vars_zero(){
App_Vars vars={0};
return(vars);
}
internal App_Vars*
app_setup_memory(Application_Memory *memory){
Partition _partition = make_part(memory->vars_memory, memory->vars_memory_size);
App_Vars *vars = push_struct(&_partition, App_Vars);
Assert(vars);
*vars = app_vars_zero();
vars->models.mem.part = _partition;
general_memory_open(&vars->models.mem.general, memory->target_memory, memory->target_memory_size);
return(vars);
}
internal i32
execute_special_tool(void *memory, i32 size, Command_Line_Parameters clparams){
i32 result;
char message[] = "tool was not specified or is invalid";
result = sizeof(message) - 1;
memcpy(memory, message, result);
if (clparams.argc > 2){
if (match(clparams.argv[2], "version")){
result = sizeof(VERSION) - 1;
memcpy(memory, VERSION, result);
((char*)memory)[result++] = '\n';
}
}
return(result);
}
inline App_Settings
app_settings_zero(){
App_Settings settings={0};
return(settings);
}
App_Read_Command_Line_Sig(app_read_command_line){
App_Vars *vars;
App_Settings *settings;
i32 out_size = 0;
if (clparams.argc > 1 && match(clparams.argv[1], "-T")){
out_size = execute_special_tool(memory->target_memory, memory->target_memory_size, clparams);
}
else{
vars = app_setup_memory(memory);
settings = &vars->models.settings;
*settings = app_settings_zero();
settings->font_size = 16;
if (clparams.argc > 1){
init_command_line_settings(&vars->models.settings, plat_settings, clparams);
}
*files = vars->models.settings.init_files;
*file_count = &vars->models.settings.init_files_count;
}
return(out_size);
}
extern "C" SCROLL_RULE_SIG(fallback_scroll_rule){
int result = 0;
if (target_x != *scroll_x){
*scroll_x = target_x;
result = 1;
}
if (target_y != *scroll_y){
*scroll_y = target_y;
result = 1;
}
return(result);
}
App_Init_Sig(app_init){
App_Vars *vars;
Models *models;
Partition *partition;
Panel *panels, *panel;
Panel_Divider *dividers, *div;
i32 panel_max_count;
i32 divider_max_count;
vars = (App_Vars*)memory->vars_memory;
models = &vars->models;
models->keep_playing = 1;
app_links_init(system, &models->app_links, memory->user_memory, memory->user_memory_size);
models->config_api = api;
models->app_links.cmd_context = &vars->command_data;
partition = &models->mem.part;
target->partition = partition;
{
i32 i;
panel_max_count = models->layout.panel_max_count = MAX_VIEWS;
divider_max_count = panel_max_count - 1;
models->layout.panel_count = 0;
panels = push_array(partition, Panel, panel_max_count);
models->layout.panels = panels;
dll_init_sentinel(&models->layout.free_sentinel);
dll_init_sentinel(&models->layout.used_sentinel);
panel = panels;
for (i = 0; i < panel_max_count; ++i, ++panel){
dll_insert(&models->layout.free_sentinel, panel);
}
dividers = push_array(partition, Panel_Divider, divider_max_count);
models->layout.dividers = dividers;
div = dividers;
for (i = 0; i < divider_max_count-1; ++i, ++div){
div->next = (div + 1);
}
div->next = 0;
models->layout.free_divider = dividers;
}
{
View *view = 0;
View_Persistent *persistent = 0;
i32 i = 0;
i32 max = 0;
models->live_set = &vars->live_set;
vars->live_set.count = 0;
vars->live_set.max = panel_max_count;
vars->live_set.views = push_array(partition, View, vars->live_set.max);
dll_init_sentinel(&vars->live_set.free_sentinel);
max = vars->live_set.max;
view = vars->live_set.views;
for (i = 0; i < max; ++i, ++view){
dll_insert(&vars->live_set.free_sentinel, view);
persistent = &view->persistent;
persistent->id = i;
persistent->models = models;
persistent->view_routine = models->config_api.view_routine;
}
}
{
Command_Map *global = 0;
i32 wanted_size = 0;
b32 did_top = 0;
b32 did_file = 0;
models->scroll_rule = fallback_scroll_rule;
setup_command_table();
global = &models->map_top;
Assert(models->config_api.get_bindings != 0);
wanted_size = models->config_api.get_bindings(models->app_links.memory, models->app_links.memory_size);
if (wanted_size <= models->app_links.memory_size){
Command_Map *map_ptr = 0;
Binding_Unit *unit, *end;
i32 user_map_count;
unit = (Binding_Unit*)models->app_links.memory;
if (unit->type == unit_header && unit->header.error == 0){
end = unit + unit->header.total_size;
user_map_count = unit->header.user_map_count;
models->map_id_table = push_array(
&models->mem.part, i32, user_map_count);
memset(models->map_id_table, -1, user_map_count*sizeof(i32));
models->user_maps = push_array(
&models->mem.part, Command_Map, user_map_count);
models->user_map_count = user_map_count;
for (++unit; unit < end; ++unit){
switch (unit->type){
case unit_map_begin:
{
int mapid = unit->map_begin.mapid;
int count = map_get_count(models, mapid);
if (unit->map_begin.replace){
map_set_count(models, mapid, unit->map_begin.bind_count);
}
else{
map_set_count(models, mapid, unit->map_begin.bind_count + count);
}
};
}
}
unit = (Binding_Unit*)models->app_links.memory;
for (++unit; unit < end; ++unit){
switch (unit->type){
case unit_map_begin:
{
int mapid = unit->map_begin.mapid;
int count = map_get_max_count(models, mapid);
int table_max = count * 3 / 2;
if (mapid == mapid_global){
map_ptr = &models->map_top;
map_init(map_ptr, &models->mem.part, table_max, global);
did_top = 1;
}
else if (mapid == mapid_file){
map_ptr = &models->map_file;
map_init(map_ptr, &models->mem.part, table_max, global);
did_file = 1;
}
else if (mapid < mapid_global){
i32 index = get_or_add_map_index(models, mapid);
Assert(index < user_map_count);
map_ptr = models->user_maps + index;
map_init(map_ptr, &models->mem.part, table_max, global);
}
else map_ptr = 0;
if (map_ptr && unit->map_begin.replace){
map_clear(map_ptr);
}
}break;
case unit_inherit:
if (map_ptr){
Command_Map *parent = 0;
int mapid = unit->map_inherit.mapid;
if (mapid == mapid_global) parent = &models->map_top;
else if (mapid == mapid_file) parent = &models->map_file;
else if (mapid < mapid_global){
i32 index = get_or_add_map_index(models, mapid);
if (index < user_map_count) parent = models->user_maps + index;
else parent = 0;
}
map_ptr->parent = parent;
}break;
case unit_binding:
if (map_ptr){
Command_Function func = 0;
if (unit->binding.command_id >= 0 && unit->binding.command_id < cmdid_count)
func = command_table[unit->binding.command_id];
if (func){
if (unit->binding.code == 0 && unit->binding.modifiers == 0){
map_ptr->vanilla_keyboard_default.function = func;
map_ptr->vanilla_keyboard_default.custom_id = unit->binding.command_id;
}
else{
map_add(map_ptr, unit->binding.code, unit->binding.modifiers, func, unit->binding.command_id);
}
}
}
break;
case unit_callback:
if (map_ptr){
Command_Function func = command_user_callback;
Custom_Command_Function *custom = unit->callback.func;
if (func){
if (unit->callback.code == 0 && unit->callback.modifiers == 0){
map_ptr->vanilla_keyboard_default.function = func;
map_ptr->vanilla_keyboard_default.custom = custom;
}
else{
map_add(map_ptr, unit->callback.code, unit->callback.modifiers, func, custom);
}
}
}
break;
case unit_hook:
{
int hook_id = unit->hook.hook_id;
if (hook_id >= 0){
if (hook_id < hook_type_count){
models->hooks[hook_id] = (Hook_Function*)unit->hook.func;
}
else{
models->scroll_rule = (Scroll_Rule_Function*)unit->hook.func;
}
}
}break;
}
}
}
}
memset(models->app_links.memory, 0, wanted_size);
if (!did_top) setup_top_commands(&models->map_top, &models->mem.part, global);
if (!did_file) setup_file_commands(&models->map_file, &models->mem.part, global);
#ifndef FRED_SUPER
models->hooks[hook_start] = 0;
#endif
setup_ui_commands(&models->map_ui, &models->mem.part, global);
}
// NOTE(allen): font setup
{
models->font_set = &target->font_set;
font_set_init(models->font_set, partition, 16, 5);
struct Font_Setup{
char *c_file_name;
i32 file_name_len;
char *c_name;
i32 name_len;
i32 pt_size;
};
int font_size = models->settings.font_size;
if (font_size < 8) font_size = 8;
Font_Setup font_setup[] = {
{literal("LiberationSans-Regular.ttf"),
literal("liberation sans"),
font_size},
{literal("liberation-mono.ttf"),
literal("liberation mono"),
font_size},
{literal("Hack-Regular.ttf"),
literal("hack"),
font_size},
{literal("CutiveMono-Regular.ttf"),
literal("cutive mono"),
font_size},
{literal("Inconsolata-Regular.ttf"),
literal("inconsolata"),
font_size},
};
i32 font_count = ArrayCount(font_setup);
for (i32 i = 0; i < font_count; ++i){
String file_name = make_string(font_setup[i].c_file_name,
font_setup[i].file_name_len);
String name = make_string(font_setup[i].c_name,
font_setup[i].name_len);
i32 pt_size = font_setup[i].pt_size;
font_set_add(partition, models->font_set, file_name, name, pt_size);
}
}
// NOTE(allen): file setup
working_set_init(&models->working_set, partition, &vars->models.mem.general);
// NOTE(allen): clipboard setup
models->working_set.clipboard_max_size = ArrayCount(models->working_set.clipboards);
models->working_set.clipboard_size = 0;
models->working_set.clipboard_current = 0;
models->working_set.clipboard_rolling = 0;
// TODO(allen): more robust allocation solution for the clipboard
if (clipboard.str){
String *dest = working_set_next_clipboard_string(&models->mem.general, &models->working_set, clipboard.size);
copy(dest, make_string((char*)clipboard.str, clipboard.size));
}
// NOTE(allen): style setup
app_hardcode_styles(models);
models->palette_size = 40;
models->palette = push_array(partition, u32, models->palette_size);
// NOTE(allen): init first panel
Panel_And_ID p = layout_alloc_panel(&models->layout);
panel_make_empty(system, vars, p.panel);
models->layout.active_panel = p.id;
String hdbase = make_fixed_width_string(models->hot_dir_base_);
hot_directory_init(&models->hot_directory, hdbase, current_directory, system->slash);
// NOTE(allen): child proc list setup
i32 max_children = 16;
partition_align(partition, 8);
vars->cli_processes.procs = push_array(partition, CLI_Process, max_children);
vars->cli_processes.max = max_children;
vars->cli_processes.count = 0;
// NOTE(allen): parameter setup
models->buffer_param_max = 1;
models->buffer_param_count = 0;
models->buffer_param_indices = push_array(partition, i32, models->buffer_param_max);
}
internal i32
update_cli_handle_with_file(System_Functions *system, Models *models,
CLI_Handles *cli, Editing_File *file, char *dest, i32 max, b32 cursor_at_end){
i32 result = 0;
u32 amount;
for (system->cli_begin_update(cli);
system->cli_update_step(cli, dest, max, &amount);){
amount = eol_in_place_convert_in(dest, amount);
output_file_append(system, models, file, make_string(dest, amount), cursor_at_end);
result = 1;
}
if (system->cli_end_update(cli)){
char str_space[256];
String str = make_fixed_width_string(str_space);
append(&str, "exited with code ");
append_int_to_str(&str, cli->exit);
output_file_append(system, models, file, str, cursor_at_end);
result = -1;
}
i32 new_cursor = 0;
if (cursor_at_end){
new_cursor = buffer_size(&file->state.buffer);
}
for (View_Iter iter = file_view_iter_init(&models->layout, file, 0);
file_view_iter_good(iter);
iter = file_view_iter_next(iter)){
view_cursor_move(iter.view, new_cursor);
}
return(result);
}
App_Step_Sig(app_step){
Application_Step_Result app_result = *result;
app_result.animating = 0;
App_Vars *vars = (App_Vars*)memory->vars_memory;
Models *models = &vars->models;
target->partition = &models->mem.part;
// NOTE(allen): OS clipboard event handling
String clipboard = input->clipboard;
if (clipboard.str){
String *dest =
working_set_next_clipboard_string(&models->mem.general,
&models->working_set,
clipboard.size);
dest->size = eol_convert_in(dest->str, clipboard.str, clipboard.size);
}
// NOTE(allen): check files are up to date
{
File_Node *node, *used_nodes;
Editing_File *file;
u64 time_stamp;
used_nodes = &models->working_set.used_sentinel;
for (dll_items(node, used_nodes)){
file = (Editing_File*)node;
time_stamp =
system->file_time_stamp(make_c_str(file->name.source_path));
if (time_stamp > 0){
file->state.last_sys_write_time = time_stamp;
}
}
}
// NOTE(allen): begin allowing the cursors and scroll locations
// to move around.
{
Panel *panel = 0, *used_panels = 0;
used_panels = &models->layout.used_sentinel;
for (dll_items(panel, used_panels)){
Assert(panel->view);
view_begin_cursor_scroll_updates(panel->view);
}
}
// NOTE(allen): reorganizing panels on screen
{
i32 prev_width = models->layout.full_width;
i32 prev_height = models->layout.full_height;
i32 current_width = target->width;
i32 current_height = target->height;
Panel *panel, *used_panels;
View *view;
models->layout.full_width = current_width;
models->layout.full_height = current_height;
if (prev_width != current_width || prev_height != current_height){
layout_refit(&models->layout, prev_width, prev_height);
used_panels = &models->layout.used_sentinel;
for (dll_items(panel, used_panels)){
view = panel->view;
Assert(view);
// TODO(allen): All responses to a panel changing size should
// be handled in the same place.
view_change_size(&models->mem.general, view);
}
}
}
// NOTE(allen): prepare input information
Key_Summary key_summary = {0};
{
for (i32 i = 0; i < input->keys.press_count; ++i){
key_summary.keys[key_summary.count++] = input->keys.press[i];
}
for (i32 i = 0; i < input->keys.hold_count; ++i){
key_summary.keys[key_summary.count++] = input->keys.hold[i];
}
Key_Event_Data mouse_event = {0};
if (input->mouse.press_l ||
input->mouse.press_r){
memcpy(mouse_event.modifiers, input->keys.modifiers, sizeof(input->keys.modifiers));
}
if (input->mouse.press_l){
mouse_event.keycode = key_mouse_left;
key_summary.keys[key_summary.count++] = mouse_event;
}
if (input->mouse.press_r){
mouse_event.keycode = key_mouse_right;
key_summary.keys[key_summary.count++] = mouse_event;
}
input->mouse.wheel = -input->mouse.wheel;
}
// NOTE(allen): detect mouse hover status
i32 mx = input->mouse.x;
i32 my = input->mouse.y;
b32 mouse_in_edit_area = 0;
b32 mouse_in_margin_area = 0;
Panel *mouse_panel, *used_panels;
used_panels = &models->layout.used_sentinel;
for (dll_items(mouse_panel, used_panels)){
if (hit_check(mx, my, mouse_panel->inner)){
mouse_in_edit_area = 1;
break;
}
else if (hit_check(mx, my, mouse_panel->full)){
mouse_in_margin_area = 1;
break;
}
}
if (!(mouse_in_edit_area || mouse_in_margin_area)){
mouse_panel = 0;
}
b32 mouse_on_divider = 0;
b32 mouse_divider_vertical = 0;
i32 mouse_divider_id = 0;
i32 mouse_divider_side = 0;
if (mouse_in_margin_area){
Panel *panel = mouse_panel;
if (mx >= panel->inner.x0 && mx < panel->inner.x1){
mouse_divider_vertical = 0;
if (my > panel->inner.y0){
mouse_divider_side = -1;
}
else{
mouse_divider_side = 1;
}
}
else{
mouse_divider_vertical = 1;
if (mx > panel->inner.x0){
mouse_divider_side = -1;
}
else{
mouse_divider_side = 1;
}
}
if (models->layout.panel_count > 1){
i32 which_child;
mouse_divider_id = panel->parent;
which_child = panel->which_child;
for (;;){
Divider_And_ID div =layout_get_divider(&models->layout, mouse_divider_id);
if (which_child == mouse_divider_side &&
div.divider->v_divider == mouse_divider_vertical){
mouse_on_divider = 1;
break;
}
if (mouse_divider_id == models->layout.root){
break;
}
else{
mouse_divider_id = div.divider->parent;
which_child = div.divider->which_child;
}
}
}
else{
mouse_on_divider = 0;
mouse_divider_id = 0;
}
}
// NOTE(allen): update child processes
if (input->dt > 0){
Temp_Memory temp = begin_temp_memory(&models->mem.part);
u32 max = Kbytes(32);
char *dest = push_array(&models->mem.part, char, max);
i32 count = vars->cli_processes.count;
for (i32 i = 0; i < count; ++i){
CLI_Process *proc = vars->cli_processes.procs + i;
Editing_File *file = proc->out_file;
if (file != 0){
i32 r = update_cli_handle_with_file(system, models, &proc->cli, file, dest, max, 0);
if (r < 0){
*proc = vars->cli_processes.procs[--count];
--i;
}
}
}
vars->cli_processes.count = count;
end_temp_memory(temp);
}
// NOTE(allen): prepare to start executing commands
Command_Data *cmd = &vars->command_data;
cmd->models = models;
cmd->vars = vars;
cmd->system = system;
cmd->live_set = &vars->live_set;
cmd->panel = models->layout.panels + models->layout.active_panel;
cmd->view = cmd->panel->view;
cmd->screen_width = target->width;
cmd->screen_height = target->height;
cmd->key = key_event_data_zero();
Temp_Memory param_stack_temp = begin_temp_memory(&models->mem.part);
if (input->first_step){
#if 0
{
View *view = 0;
View_Persistent *persistent = 0;
i32 i = 0;
i32 max = 0;
max = vars->live_set.max;
view = vars->live_set.views;
for (i = 1; i <= max; ++i, ++view){
persistent = &view->persistent;
persistent->coroutine =
system->create_coroutine(view_caller);
persistent->coroutine =
app_launch_coroutine(system, &models->app_links, Co_View,
persistent->coroutine, view, 0);
if (!persistent->coroutine){
// TODO(allen): Error message and recover
NotImplemented;
}
}
}
#endif
General_Memory *general = &models->mem.general;
Editing_File *file = working_set_alloc_always(&models->working_set, general);
file_create_read_only(system, models, file, "*messages*");
working_set_add(system, &models->working_set, file, general);
file->settings.never_kill = 1;
file->settings.unimportant = 1;
file->settings.unwrapped_lines = 1;
models->message_buffer = file;
if (models->hooks[hook_start]){
models->hooks[hook_start](&models->app_links);
}
i32 i;
String filename;
Panel *panel = models->layout.used_sentinel.next;
for (i = 0;
i < models->settings.init_files_count;
++i, panel = panel->next){
filename = make_string_slowly(models->settings.init_files[i]);
if (i < models->layout.panel_count){
view_open_file(system, models, panel->view, filename);
view_show_file(panel->view);
#if 0
if (i == 0){
if (panel->view->file_data.file){
// TODO(allen): How to set the cursor of a file on the first frame?
view_compute_cursor_from_line_pos(panel->view, models->settings.initial_line, 1);
view_move_view_to_cursor(panel->view, &panel->view->recent->scroll);
}
}
#endif
}
else{
view_open_file(system, models, 0, filename);
}
}
if (i < models->layout.panel_count){
view_set_file(panel->view, models->message_buffer, models);
view_show_file(panel->view);
}
}
// NOTE(allen): respond if the user is trying to kill the application
if (app_result.trying_to_kill){
b32 there_is_unsaved = 0;
app_result.animating = 1;
File_Node *node, *sent;
sent = &models->working_set.used_sentinel;
for (dll_items(node, sent)){
Editing_File *file = (Editing_File*)node;
if (buffer_needs_save(file)){
there_is_unsaved = 1;
break;
}
}
if (there_is_unsaved){
Coroutine *command_coroutine = models->command_coroutine;
View *view = cmd->view;
for (i32 i = 0; i < 128 && command_coroutine; ++i){
User_Input user_in = {0};
user_in.abort = 1;
command_coroutine =
app_resume_coroutine(system, &models->app_links, Co_Command,
command_coroutine, &user_in,
models->command_coroutine_flags);
}
if (command_coroutine != 0){
// TODO(allen): post grave warning
command_coroutine = 0;
}
if (view != 0){
init_query_set(&view->query_set);
}
if (view == 0){
Panel *panel = models->layout.used_sentinel.next;
view = panel->view;
}
view_show_interactive(system, view,
IAct_Sure_To_Close, IInt_Sure_To_Close,
make_lit_string("Are you sure?"));
models->command_coroutine = command_coroutine;
}
else{
models->keep_playing = 0;
}
}
// NOTE(allen): pass events to debug
vars->available_input = init_available_input(&key_summary, &input->mouse);
#if FRED_INTERNAL
{
Debug_Data *debug = &models->debug;
Key_Summary key_data = get_key_data(&vars->available_input);
Debug_Input_Event *events = debug->input_events;
i32 count = key_data.count;
i32 preserved_inputs = ArrayCount(debug->input_events) - count;
debug->this_frame_count = count;
memmove(events + count, events,
sizeof(Debug_Input_Event)*preserved_inputs);
for (i32 i = 0; i < key_data.count; ++i){
Key_Event_Data key = get_single_key(&key_data, i);
events[i].key = key.keycode;
events[i].consumer[0] = 0;
events[i].is_hold = key.modifiers[MDFR_HOLD_INDEX];
events[i].is_ctrl = key.modifiers[MDFR_CONTROL_INDEX];
events[i].is_alt = key.modifiers[MDFR_ALT_INDEX];
events[i].is_shift = key.modifiers[MDFR_SHIFT_INDEX];
}
}
#endif
// NOTE(allen): Keyboard input to command coroutine.
if (models->command_coroutine != 0){
Coroutine *command_coroutine = models->command_coroutine;
u32 get_flags = models->command_coroutine_flags[0];
u32 abort_flags = models->command_coroutine_flags[1];
get_flags |= abort_flags;
if ((get_flags & EventOnAnyKey) || (get_flags & EventOnEsc)){
Key_Summary key_data = get_key_data(&vars->available_input);
for (i32 key_i = 0; key_i < key_data.count; ++key_i){
Key_Event_Data key = get_single_key(&key_data, key_i);
View *view = cmd->view;
b32 pass_in = 0;
cmd->key = key;
Command_Map *map = 0;
if (view) map = view->map;
if (map == 0) map = &models->map_top;
Command_Binding cmd_bind = map_extract_recursive(map, key);
User_Input user_in;
user_in.type = UserInputKey;
user_in.key = key;
user_in.command = (unsigned long long)cmd_bind.custom;
user_in.abort = 0;
if ((EventOnEsc & abort_flags) && key.keycode == key_esc){
user_in.abort = 1;
}
else if (EventOnAnyKey & abort_flags){
user_in.abort = 1;
}
if (EventOnAnyKey & get_flags){
pass_in = 1;
consume_input(&vars->available_input, Input_AnyKey,
"command coroutine");
}
if (key.keycode == key_esc){
if (EventOnEsc & get_flags){
pass_in = 1;
}
consume_input(&vars->available_input, Input_Esc,
"command coroutine");
}
if (pass_in){
models->command_coroutine =
app_resume_coroutine(system, &models->app_links, Co_Command,
command_coroutine,
&user_in,
models->command_coroutine_flags);
app_result.animating = 1;
// TOOD(allen): Deduplicate
// TODO(allen): Should I somehow allow a view to clean up however it wants after a
// command finishes, or after transfering to another view mid command?
if (view != 0 && models->command_coroutine == 0){
init_query_set(&view->query_set);
}
if (models->command_coroutine == 0) break;
}
}
}
// NOTE(allen): Mouse input to command coroutine
if (models->command_coroutine != 0 && (get_flags & EventOnMouse)){
View *view = cmd->view;
b32 pass_in = 0;
User_Input user_in;
user_in.type = UserInputMouse;
user_in.mouse = input->mouse;
user_in.command = 0;
user_in.abort = 0;
if (abort_flags & EventOnMouseMove){
user_in.abort = 1;
}
if (get_flags & EventOnMouseMove){
pass_in = 1;
consume_input(&vars->available_input, Input_MouseMove,
"command coroutine");
}
if (input->mouse.press_l || input->mouse.release_l || input->mouse.l){
if (abort_flags & EventOnLeftButton){
user_in.abort = 1;
}
if (get_flags & EventOnLeftButton){
pass_in = 1;
consume_input(&vars->available_input, Input_MouseLeftButton,
"command coroutine");
}
}
if (input->mouse.press_r || input->mouse.release_r || input->mouse.r){
if (abort_flags & EventOnRightButton){
user_in.abort = 1;
}
if (get_flags & EventOnRightButton){
pass_in = 1;
consume_input(&vars->available_input, Input_MouseRightButton,
"command coroutine");
}
}
if (input->mouse.wheel != 0){
if (abort_flags & EventOnWheel){
user_in.abort = 1;
}
if (get_flags & EventOnWheel){
pass_in = 1;
consume_input(&vars->available_input, Input_MouseWheel,
"command coroutine");
}
}
if (pass_in){
models->command_coroutine =
app_resume_coroutine(system, &models->app_links, Co_Command,
command_coroutine,
&user_in,
models->command_coroutine_flags);
app_result.animating = 1;
// TOOD(allen): Deduplicate
// TODO(allen): Should I somehow allow a view to clean up however it wants after a
// command finishes, or after transfering to another view mid command?
if (view != 0 && models->command_coroutine == 0){
init_query_set(&view->query_set);
}
}
}
}
update_command_data(vars, cmd);
// NOTE(allen): pass raw input to the panels
Input_Summary dead_input = {};
dead_input.mouse.x = input->mouse.x;
dead_input.mouse.y = input->mouse.y;
dead_input.dt = input->dt;
Input_Summary active_input = {};
active_input.mouse.x = input->mouse.x;
active_input.mouse.y = input->mouse.y;
active_input.dt = input->dt;
active_input.keys = get_key_data(&vars->available_input);
Mouse_State mouse_state = get_mouse_state(&vars->available_input);
{
Panel *panel = 0, *used_panels = 0;
View *view = 0, *active_view = 0;
b32 active = 0;
Input_Summary summary = {0};
active_view = cmd->panel->view;
used_panels = &models->layout.used_sentinel;
for (dll_items(panel, used_panels)){
view = panel->view;
active = (panel == cmd->panel);
summary = (active)?(active_input):(dead_input);
view->changed_context_in_step = 0;
View_Step_Result result = step_file_view(system, view, active_view, summary);
if (result.animating){
app_result.animating = 1;
}
if (result.consume_keys){
consume_input(&vars->available_input, Input_AnyKey,
"file view step");
}
if (result.consume_keys || result.consume_esc){
consume_input(&vars->available_input, Input_Esc,
"file view step");
}
if (view->changed_context_in_step == 0){
active = (panel == cmd->panel);
summary = (active)?(active_input):(dead_input);
if (panel == mouse_panel && !input->mouse.out_of_window){
summary.mouse = mouse_state;
}
GUI_Scroll_Vars *scroll_vars = view->current_scroll;
Input_Process_Result ip_result =
do_step_file_view(system, view, panel->inner, active,
&summary, *scroll_vars, view->scroll_region);
if (ip_result.is_animating){
app_result.animating = 1;
}
if (ip_result.consumed_l){
consume_input(&vars->available_input, Input_MouseLeftButton,
"file view step");
}
if (ip_result.consumed_r){
consume_input(&vars->available_input, Input_MouseRightButton,
"file view step");
}
Assert(view->current_scroll == scroll_vars);
*scroll_vars = ip_result.vars;
view->scroll_region = ip_result.region;
}
}
}
update_command_data(vars, cmd);
// NOTE(allen): post scroll vars back to the view's gui targets
{
Panel *panel = 0, *used_panels = 0;
used_panels = &models->layout.used_sentinel;
for (dll_items(panel, used_panels)){
Assert(panel->view);
view_end_cursor_scroll_updates(panel->view);
}
}
// NOTE(allen): command execution
{
Key_Summary key_data = get_key_data(&vars->available_input);
b32 hit_something = 0;
b32 hit_esc = 0;
for (i32 key_i = 0; key_i < key_data.count; ++key_i){
if (models->command_coroutine != 0) break;
switch (vars->state){
case APP_STATE_EDIT:
{
Key_Event_Data key = get_single_key(&key_data, key_i);
cmd->key = key;
View *view = cmd->view;
Command_Map *map = 0;
if (view) map = view->map;
if (map == 0) map = &models->map_top;
Command_Binding cmd_bind = map_extract_recursive(map, key);
if (cmd_bind.function){
if (key.keycode == key_esc){
hit_esc = 1;
}
else{
hit_something = 1;
}
Assert(models->command_coroutine == 0);
Coroutine *command_coroutine = system->create_coroutine(command_caller);
models->command_coroutine = command_coroutine;
Command_In cmd_in;
cmd_in.cmd = cmd;
cmd_in.bind = cmd_bind;
models->command_coroutine =
app_launch_coroutine(system, &models->app_links, Co_Command,
models->command_coroutine,
&cmd_in,
models->command_coroutine_flags);
models->prev_command = cmd_bind;
app_result.animating = 1;
}
}break;
case APP_STATE_RESIZING:
{
if (key_data.count > 0){
vars->state = APP_STATE_EDIT;
}
}break;
}
}
if (hit_something){
consume_input(&vars->available_input, Input_AnyKey,
"command dispatcher");
}
if (hit_esc){
consume_input(&vars->available_input, Input_Esc,
"command dispatcher");
}
}
update_command_data(vars, cmd);
// NOTE(allen): pass consumption data to debug
{
Debug_Data *debug = &models->debug;
i32 count = debug->this_frame_count;
Consumption_Record *record = 0;
record = &vars->available_input.records[Input_MouseLeftButton];
if (record->consumed && record->consumer[0] != 0){
Debug_Input_Event *event = debug->input_events;
for (i32 i = 0; i < count; ++i, ++event){
if (event->key == key_mouse_left &&
event->consumer[0] == 0){
memcpy(event->consumer, record->consumer, sizeof(record->consumer));
}
}
}
record = &vars->available_input.records[Input_MouseRightButton];
if (record->consumed && record->consumer[0] != 0){
Debug_Input_Event *event = debug->input_events;
for (i32 i = 0; i < count; ++i, ++event){
if (event->key == key_mouse_right &&
event->consumer[0] == 0){
memcpy(event->consumer, record->consumer, sizeof(record->consumer));
}
}
}
record = &vars->available_input.records[Input_Esc];
if (record->consumed && record->consumer[0] != 0){
Debug_Input_Event *event = debug->input_events;
for (i32 i = 0; i < count; ++i, ++event){
if (event->key == key_esc &&
event->consumer[0] == 0){
memcpy(event->consumer, record->consumer, sizeof(record->consumer));
}
}
}
record = &vars->available_input.records[Input_AnyKey];
if (record->consumed){
Debug_Input_Event *event = debug->input_events;
for (i32 i = 0; i < count; ++i, ++event){
if (event->consumer[0] == 0){
memcpy(event->consumer, record->consumer, sizeof(record->consumer));
}
}
}
}
// NOTE(allen): initialize message
if (input->first_step){
String welcome =
make_lit_string("Welcome to " VERSION "\n"
"If you're new to 4coder there's no tutorial yet :(\n"
"you can use the key combo control + o to look for a file\n"
"and if you load README.txt you'll find all the key combos there are.\n"
"\n"
"Newest features:\n"
"-Eliminated the parameter stack\n"
"\n"
"New in alpha 4.0.7:\n"
"-Right click sets the mark\n"
"-Clicks are now have key codes so they can have event bound in customizations\n"
"-<alt d> opens a debug view, see more in README.txt\n"
"\n"
"New in alpha 4.0.6:\n"
"-Tied the view scrolling and the list arrow navigation together\n"
"-Scroll bars are now toggleable with ALT-s for show and ALT-w for hide\n"
"\n"
"New in alpha 4.0.5:\n"
"-New indent rule\n"
"-app->buffer_compute_cursor in the customization API\n"
"-f keys are available\n"
"\n"
"New in alpha 4.0.3 and 4.0.4:\n"
"-Scroll bar on files and file lists\n"
"-Arrow navigation in lists\n"
"-A new minimal theme editor\n"
"\n"
"New in alpha 4.0.2:\n"
"-The file count limit is over 8 million now\n"
"-File equality is handled better so renamings (such as 'subst') are safe now\n"
"-This buffer will report events including errors that happen in 4coder\n"
"-Super users can post their own messages here with app->print_message\n"
"-<ctrl e> centers view on cursor; cmdid_center_view in customization API\n"
"-Set font size on command line with -f N, N = 16 by default\n\n"
);
do_feedback_message(system, models, welcome);
}
// NOTE(allen): panel resizing
switch (vars->state){
case APP_STATE_EDIT:
{
if (input->mouse.press_l && mouse_on_divider){
vars->state = APP_STATE_RESIZING;
Divider_And_ID div = layout_get_divider(&models->layout, mouse_divider_id);
vars->resizing.divider = div.divider;
i32 min, max;
{
i32 mid, MIN, MAX;
mid = div.divider->pos;
if (mouse_divider_vertical){
MIN = 0;
MAX = MIN + models->layout.full_width;
}
else{
MIN = 0;
MAX = MIN + models->layout.full_height;
}
min = MIN;
max = MAX;
i32 divider_id = div.id;
do{
Divider_And_ID other_div = layout_get_divider(&models->layout, divider_id);
b32 divider_match = (other_div.divider->v_divider == mouse_divider_vertical);
i32 pos = other_div.divider->pos;
if (divider_match && pos > mid && pos < max){
max = pos;
}
else if (divider_match && pos < mid && pos > min){
min = pos;
}
divider_id = other_div.divider->parent;
}while(divider_id != -1);
Temp_Memory temp = begin_temp_memory(&models->mem.part);
i32 *divider_stack = push_array(&models->mem.part, i32, models->layout.panel_count);
i32 top = 0;
divider_stack[top++] = div.id;
while (top > 0){
Divider_And_ID other_div = layout_get_divider(&models->layout, divider_stack[--top]);
b32 divider_match = (other_div.divider->v_divider == mouse_divider_vertical);
i32 pos = other_div.divider->pos;
if (divider_match && pos > mid && pos < max){
max = pos;
}
else if (divider_match && pos < mid && pos > min){
min = pos;
}
if (other_div.divider->child1 != -1){
divider_stack[top++] = other_div.divider->child1;
}
if (other_div.divider->child2 != -1){
divider_stack[top++] = other_div.divider->child2;
}
}
end_temp_memory(temp);
}
vars->resizing.min = min;
vars->resizing.max = max;
}
}break;
case APP_STATE_RESIZING:
{
if (input->mouse.l){
Panel_Divider *divider = vars->resizing.divider;
if (divider->v_divider){
divider->pos = mx;
}
else{
divider->pos = my;
}
if (divider->pos < vars->resizing.min){
divider->pos = vars->resizing.min;
}
else if (divider->pos > vars->resizing.max){
divider->pos = vars->resizing.max - 1;
}
layout_fix_all_panels(&models->layout);
}
else{
vars->state = APP_STATE_EDIT;
}
}break;
}
if (mouse_in_edit_area && mouse_panel != 0 && input->mouse.press_l){
models->layout.active_panel = (i32)(mouse_panel - models->layout.panels);
}
update_command_data(vars, cmd);
end_temp_memory(param_stack_temp);
// NOTE(allen): send resize messages to panels that have changed size
{
Panel *panel = 0, *used_panels = 0;
used_panels = &models->layout.used_sentinel;
for (dll_items(panel, used_panels)){
View *view = panel->view;
i32_Rect prev = view->file_region_prev;
i32_Rect region = view->file_region;
if (!rect_equal(prev, region)){
remeasure_file_view(system, panel->view);
}
view->file_region_prev = region;
}
}
// NOTE(allen): send style change messages if the style has changed
if (models->global_font.font_changed){
models->global_font.font_changed = 0;
File_Node *node, *used_nodes;
Editing_File *file;
Render_Font *font = get_font_info(models->font_set, models->global_font.font_id)->font;
float *advance_data = 0;
if (font) advance_data = font->advance_data;
used_nodes = &models->working_set.used_sentinel;
for (dll_items(node, used_nodes)){
file = (Editing_File*)node;
file_measure_starts_widths(system, &models->mem.general, &file->state.buffer, advance_data);
}
Panel *panel, *used_panels;
used_panels = &models->layout.used_sentinel;
for (dll_items(panel, used_panels)){
remeasure_file_view(system, panel->view);
}
}
// NOTE(allen): post scroll vars back to the view's gui targets
{
Panel *panel = 0, *used_panels = 0;
used_panels = &models->layout.used_sentinel;
for (dll_items(panel, used_panels)){
Assert(panel->view);
view_end_cursor_scroll_updates(panel->view);
}
}
// NOTE(allen): rendering
{
begin_render_section(target, system);
target->clip_top = -1;
draw_push_clip(target, rect_from_target(target));
// NOTE(allen): render the panels
Panel *panel, *used_panels;
used_panels = &models->layout.used_sentinel;
for (dll_items(panel, used_panels)){
i32_Rect full = panel->full;
i32_Rect inner = panel->inner;
View *view = panel->view;
Style *style = main_style(models);
b32 active = (panel == cmd->panel);
u32 back_color = style->main.back_color;
draw_rectangle(target, full, back_color);
draw_push_clip(target, panel->inner);
do_render_file_view(system, view, cmd->view,
panel->inner, active, target, &dead_input);
draw_pop_clip(target);
u32 margin_color;
if (active){
margin_color = style->main.margin_active_color;
}
else if (panel == mouse_panel){
margin_color = style->main.margin_hover_color;
}
else{
margin_color = style->main.margin_color;
}
draw_rectangle(target, i32R(full.x0, full.y0, full.x1, inner.y0), margin_color);
draw_rectangle(target, i32R(full.x0, inner.y1, full.x1, full.y1), margin_color);
draw_rectangle(target, i32R(full.x0, inner.y0, inner.x0, inner.y1), margin_color);
draw_rectangle(target, i32R(inner.x1, inner.y0, full.x1, inner.y1), margin_color);
}
end_render_section(target, system);
}
// NOTE(allen): get cursor type
if (mouse_in_edit_area){
app_result.mouse_cursor_type = APP_MOUSE_CURSOR_ARROW;
}
else if (mouse_in_margin_area){
if (mouse_on_divider){
if (mouse_divider_vertical){
app_result.mouse_cursor_type = APP_MOUSE_CURSOR_LEFTRIGHT;
}
else{
app_result.mouse_cursor_type = APP_MOUSE_CURSOR_UPDOWN;
}
}
else{
app_result.mouse_cursor_type = APP_MOUSE_CURSOR_ARROW;
}
}
models->prev_mouse_panel = mouse_panel;
app_result.lctrl_lalt_is_altgr = models->settings.lctrl_lalt_is_altgr;
app_result.perform_kill = !models->keep_playing;
*result = app_result;
Assert(general_memory_check(&models->mem.general));
// end-of-app_step
}
external App_Get_Functions_Sig(app_get_functions){
App_Functions result = {};
result.read_command_line = app_read_command_line;
result.init = app_init;
result.step = app_step;
return(result);
}
// BOTTOM
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