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4coder/code/custom/4coder_default_framework.cpp

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/*
4coder_default_framework.cpp - Sets up the basics of the framework that is used for default 4coder behaviour.
*/
// TOP
function void
point_stack_push(Application_Links *app, Buffer_ID buffer, i64 pos){
Managed_Object object = alloc_buffer_markers_on_buffer(app, buffer, 1, 0);
Marker *marker = (Marker*)managed_object_get_pointer(app, object);
marker->pos = pos;
marker->lean_right = false;
i32 next_top = (point_stack.top + 1)%ArrayCount(point_stack.markers);
if (next_top == point_stack.bot){
Point_Stack_Slot *slot = &point_stack.markers[point_stack.bot];
managed_object_free(app, slot->object);
block_zero_struct(slot);
point_stack.bot = (point_stack.bot + 1)%ArrayCount(point_stack.markers);
}
Point_Stack_Slot *slot = &point_stack.markers[point_stack.top];
slot->buffer = buffer;
slot->object = object;
point_stack.top = next_top;
}
function void
point_stack_push_view_cursor(Application_Links *app, View_ID view){
Buffer_ID buffer = view_get_buffer(app, view, Access_Always);
i64 pos = view_get_cursor_pos(app, view);
point_stack_push(app, buffer, pos);
}
function b32
point_stack_pop(Application_Links *app){
b32 result = false;
if (point_stack.top != point_stack.bot){
result = true;
if (point_stack.top > 0){
point_stack.top -= 1;
}
else{
point_stack.top = ArrayCount(point_stack.markers) - 1;
}
Point_Stack_Slot *slot = &point_stack.markers[point_stack.top];
managed_object_free(app, slot->object);
block_zero_struct(slot);
}
return(result);
}
function b32
point_stack_read_top(Application_Links *app, Buffer_ID *buffer_out, i64 *pos_out){
b32 result = false;
if (point_stack.top != point_stack.bot){
result = true;
i32 prev_top = point_stack.top;
if (prev_top > 0){
prev_top -= 1;
}
else{
prev_top = ArrayCount(point_stack.markers) - 1;
}
Point_Stack_Slot *slot = &point_stack.markers[prev_top];
Managed_Object object = slot->object;
Marker *marker = (Marker*)managed_object_get_pointer(app, object);
if (marker != 0){
*buffer_out = slot->buffer;
*pos_out = marker->pos;
}
else{
*buffer_out = 0;
*pos_out = 0;
}
}
return(result);
}
////////////////////////////////
function void
unlock_jump_buffer(void){
locked_buffer.size = 0;
}
function void
lock_jump_buffer(Application_Links *app, String_Const_u8 name){
if (name.size < sizeof(locked_buffer_space)){
block_copy(locked_buffer_space, name.str, name.size);
locked_buffer = SCu8(locked_buffer_space, name.size);
Scratch_Block scratch(app);
String_Const_u8 escaped = string_escape(scratch, name);
LogEventF(log_string(app, M), scratch, 0, 0, system_thread_get_id(),
"lock jump buffer [name=\"%.*s\"]", string_expand(escaped));
}
}
function void
lock_jump_buffer(Application_Links *app, char *name, i32 size){
lock_jump_buffer(app, SCu8(name, size));
}
function void
lock_jump_buffer(Application_Links *app, Buffer_ID buffer_id){
Scratch_Block scratch(app);
String_Const_u8 buffer_name = push_buffer_unique_name(app, scratch, buffer_id);
lock_jump_buffer(app, buffer_name);
}
function Buffer_ID
get_locked_jump_buffer(Application_Links *app){
Buffer_ID result = 0;
if (locked_buffer.size > 0){
result = get_buffer_by_name(app, locked_buffer, Access_Always);
}
if (result == 0){
unlock_jump_buffer();
}
return(result);
}
function View_ID
get_view_for_locked_jump_buffer(Application_Links *app){
View_ID result = 0;
Buffer_ID buffer = get_locked_jump_buffer(app);
if (buffer != 0){
result = get_first_view_with_buffer(app, buffer);
}
return(result);
}
////////////////////////////////
// TODO(allen): re-evaluate the setup of this.
function void
new_view_settings(Application_Links *app, View_ID view){
b32 use_file_bars = def_get_config_b32(vars_save_string_lit("use_file_bars"));
view_set_setting(app, view, ViewSetting_ShowFileBar, use_file_bars);
}
////////////////////////////////
function void
view_set_passive(Application_Links *app, View_ID view_id, b32 value){
Managed_Scope scope = view_get_managed_scope(app, view_id);
b32 *is_passive = scope_attachment(app, scope, view_is_passive_loc, b32);
if (is_passive != 0){
*is_passive = value;
}
}
function b32
view_get_is_passive(Application_Links *app, View_ID view_id){
Managed_Scope scope = view_get_managed_scope(app, view_id);
b32 *is_passive = scope_attachment(app, scope, view_is_passive_loc, b32);
b32 result = false;
if (is_passive != 0){
result = *is_passive;
}
return(result);
}
function View_ID
open_footer_panel(Application_Links *app, View_ID view){
View_ID special_view = open_view(app, view, ViewSplit_Bottom);
new_view_settings(app, special_view);
Buffer_ID buffer = view_get_buffer(app, special_view, Access_Always);
Face_ID face_id = get_face_id(app, buffer);
Face_Metrics metrics = get_face_metrics(app, face_id);
view_set_split_pixel_size(app, special_view, (i32)(metrics.line_height*14.f));
view_set_passive(app, special_view, true);
return(special_view);
}
function void
close_build_footer_panel(Application_Links *app){
if (view_exists(app, build_footer_panel_view_id)){
view_close(app, build_footer_panel_view_id);
}
build_footer_panel_view_id = 0;
}
function View_ID
open_build_footer_panel(Application_Links *app){
if (!view_exists(app, build_footer_panel_view_id)){
View_ID view = get_active_view(app, Access_Always);
build_footer_panel_view_id = open_footer_panel(app, view);
view_set_active(app, view);
}
return(build_footer_panel_view_id);
}
function View_ID
get_next_view_looped_primary_panels(Application_Links *app, View_ID start_view_id, Access_Flag access){
View_ID view_id = start_view_id;
do{
view_id = get_next_view_looped_all_panels(app, view_id, access);
if (!view_get_is_passive(app, view_id)){
break;
}
}while(view_id != start_view_id);
return(view_id);
}
function View_ID
get_prev_view_looped_primary_panels(Application_Links *app, View_ID start_view_id, Access_Flag access){
View_ID view_id = start_view_id;
do{
view_id = get_prev_view_looped_all_panels(app, view_id, access);
if (!view_get_is_passive(app, view_id)){
break;
}
}while(view_id != start_view_id);
return(view_id);
}
function View_ID
get_next_view_after_active(Application_Links *app, Access_Flag access){
View_ID view = get_active_view(app, access);
if (view != 0){
view = get_next_view_looped_primary_panels(app, view, access);
}
return(view);
}
////////////////////////////////
function void
call_after_ctx_shutdown(Application_Links *app, View_ID view, Custom_Command_Function *func){
view_enqueue_command_function(app, view, func);
}
function Fallback_Dispatch_Result
fallback_command_dispatch(Application_Links *app, Mapping *mapping, Command_Map *map,
User_Input *in){
Fallback_Dispatch_Result result = {};
if (mapping != 0 && map != 0){
Command_Binding binding = map_get_binding_recursive(mapping, map, &in->event);
if (binding.custom != 0){
Command_Metadata *metadata = get_command_metadata(binding.custom);
if (metadata != 0){
if (metadata->is_ui){
result.code = FallbackDispatch_DelayedUICall;
result.func = binding.custom;
}
else{
binding.custom(app);
result.code = FallbackDispatch_DidCall;
}
}
else{
binding.custom(app);
result.code = FallbackDispatch_DidCall;
}
}
}
return(result);
}
function b32
ui_fallback_command_dispatch(Application_Links *app, View_ID view,
Mapping *mapping, Command_Map *map, User_Input *in){
b32 result = false;
Fallback_Dispatch_Result disp_result =
fallback_command_dispatch(app, mapping, map, in);
if (disp_result.code == FallbackDispatch_DelayedUICall){
call_after_ctx_shutdown(app, view, disp_result.func);
result = true;
}
if (disp_result.code == FallbackDispatch_Unhandled){
leave_current_input_unhandled(app);
}
return(result);
}
function b32
ui_fallback_command_dispatch(Application_Links *app, View_ID view, User_Input *in){
b32 result = false;
View_Context ctx = view_current_context(app, view);
if (ctx.mapping != 0){
Command_Map *map = mapping_get_map(ctx.mapping, ctx.map_id);
result = ui_fallback_command_dispatch(app, view, ctx.mapping, map, in);
}
else{
leave_current_input_unhandled(app);
}
return(result);
}
////////////////////////////////
function void
view_buffer_set(Application_Links *app, Buffer_ID *buffers, i64 *positions, i32 count){
if (count > 0){
Scratch_Block scratch(app);
struct View_Node{
View_Node *next;
View_ID view_id;
};
View_ID active_view_id = get_active_view(app, Access_Always);
View_ID first_view_id = active_view_id;
if (view_get_is_passive(app, active_view_id)){
first_view_id = get_next_view_looped_primary_panels(app, active_view_id, Access_Always);
}
View_ID view_id = first_view_id;
View_Node *primary_view_first = 0;
View_Node *primary_view_last = 0;
i32 available_view_count = 0;
primary_view_first = primary_view_last = push_array(scratch, View_Node, 1);
primary_view_last->next = 0;
primary_view_last->view_id = view_id;
available_view_count += 1;
for (;;){
view_id = get_next_view_looped_primary_panels(app, view_id, Access_Always);
if (view_id == first_view_id){
break;
}
View_Node *node = push_array(scratch, View_Node, 1);
primary_view_last->next = node;
node->next = 0;
node->view_id = view_id;
primary_view_last = node;
available_view_count += 1;
}
i32 buffer_set_count = clamp_top(count, available_view_count);
View_Node *node = primary_view_first;
for (i32 i = 0; i < buffer_set_count; i += 1, node = node->next){
if (view_set_buffer(app, node->view_id, buffers[i], 0)){
view_set_cursor_and_preferred_x(app, node->view_id, seek_pos(positions[i]));
}
}
}
}
////////////////////////////////
function void
change_active_panel_send_command(Application_Links *app, Custom_Command_Function *custom_func){
View_ID view = get_active_view(app, Access_Always);
view = get_next_view_looped_primary_panels(app, view, Access_Always);
if (view != 0){
view_set_active(app, view);
}
if (custom_func != 0){
view_enqueue_command_function(app, view, custom_func);
}
}
CUSTOM_COMMAND_SIG(change_active_panel)
CUSTOM_DOC("Change the currently active panel, moving to the panel with the next highest view_id.")
{
change_active_panel_send_command(app, 0);
}
CUSTOM_COMMAND_SIG(change_active_panel_backwards)
CUSTOM_DOC("Change the currently active panel, moving to the panel with the next lowest view_id.")
{
View_ID view = get_active_view(app, Access_Always);
view = get_prev_view_looped_primary_panels(app, view, Access_Always);
if (view != 0){
view_set_active(app, view);
}
}
CUSTOM_COMMAND_SIG(open_panel_vsplit)
CUSTOM_DOC("Create a new panel by vertically splitting the active panel.")
{
View_ID view = get_active_view(app, Access_Always);
View_ID new_view = open_view(app, view, ViewSplit_Right);
new_view_settings(app, new_view);
Buffer_ID buffer = view_get_buffer(app, view, Access_Always);
view_set_buffer(app, new_view, buffer, 0);
}
CUSTOM_COMMAND_SIG(open_panel_hsplit)
CUSTOM_DOC("Create a new panel by horizontally splitting the active panel.")
{
View_ID view = get_active_view(app, Access_Always);
View_ID new_view = open_view(app, view, ViewSplit_Bottom);
new_view_settings(app, new_view);
Buffer_ID buffer = view_get_buffer(app, view, Access_Always);
view_set_buffer(app, new_view, buffer, 0);
}
////////////////////////////////
// NOTE(allen): Credits to nj/FlyingSolomon for authoring the original version of this helper.
function Buffer_ID
create_or_switch_to_buffer_and_clear_by_name(Application_Links *app, String_Const_u8 name_string, View_ID default_target_view){
Buffer_ID search_buffer = get_buffer_by_name(app, name_string, Access_Always);
if (search_buffer != 0){
buffer_set_setting(app, search_buffer, BufferSetting_ReadOnly, true);
View_ID target_view = default_target_view;
View_ID view_with_buffer_already_open = get_first_view_with_buffer(app, search_buffer);
if (view_with_buffer_already_open != 0){
target_view = view_with_buffer_already_open;
// TODO(allen): there needs to be something like
// view_exit_to_base_context(app, target_view);
//view_end_ui_mode(app, target_view);
}
else{
view_set_buffer(app, target_view, search_buffer, 0);
}
view_set_active(app, target_view);
clear_buffer(app, search_buffer);
buffer_send_end_signal(app, search_buffer);
}
else{
search_buffer = create_buffer(app, name_string, BufferCreate_AlwaysNew);
buffer_set_setting(app, search_buffer, BufferSetting_Unimportant, true);
buffer_set_setting(app, search_buffer, BufferSetting_ReadOnly, true);
#if 0
buffer_set_setting(app, search_buffer, BufferSetting_WrapLine, false);
#endif
view_set_buffer(app, default_target_view, search_buffer, 0);
view_set_active(app, default_target_view);
}
return(search_buffer);
}
////////////////////////////////
function void
save_all_dirty_buffers_with_postfix(Application_Links *app, String_Const_u8 postfix){
ProfileScope(app, "save all dirty buffers");
Scratch_Block scratch(app);
for (Buffer_ID buffer = get_buffer_next(app, 0, Access_ReadWriteVisible);
buffer != 0;
buffer = get_buffer_next(app, buffer, Access_ReadWriteVisible)){
Dirty_State dirty = buffer_get_dirty_state(app, buffer);
if (dirty == DirtyState_UnsavedChanges){
Temp_Memory temp = begin_temp(scratch);
String_Const_u8 file_name = push_buffer_file_name(app, scratch, buffer);
if (string_match(string_postfix(file_name, postfix.size), postfix)){
buffer_save(app, buffer, file_name, 0);
}
end_temp(temp);
}
}
}
CUSTOM_COMMAND_SIG(save_all_dirty_buffers)
CUSTOM_DOC("Saves all buffers marked dirty (showing the '*' indicator).")
{
String_Const_u8 empty = {};
save_all_dirty_buffers_with_postfix(app, empty);
}
////////////////////////////////
function void
set_mouse_suppression(b32 suppress){
if (suppress){
suppressing_mouse = true;
system_show_mouse_cursor(MouseCursorShow_Never);
}
else{
suppressing_mouse = false;
system_show_mouse_cursor(MouseCursorShow_Always);
}
}
CUSTOM_COMMAND_SIG(suppress_mouse)
CUSTOM_DOC("Hides the mouse and causes all mosue input (clicks, position, wheel) to be ignored.")
{
set_mouse_suppression(true);
}
CUSTOM_COMMAND_SIG(allow_mouse)
CUSTOM_DOC("Shows the mouse and causes all mouse input to be processed normally.")
{
set_mouse_suppression(false);
}
CUSTOM_COMMAND_SIG(toggle_mouse)
CUSTOM_DOC("Toggles the mouse suppression mode, see suppress_mouse and allow_mouse.")
{
set_mouse_suppression(!suppressing_mouse);
}
CUSTOM_COMMAND_SIG(set_mode_to_original)
CUSTOM_DOC("Sets the edit mode to 4coder original.")
{
fcoder_mode = FCoderMode_Original;
}
CUSTOM_COMMAND_SIG(set_mode_to_notepad_like)
CUSTOM_DOC("Sets the edit mode to Notepad like.")
{
begin_notepad_mode(app);
}
CUSTOM_COMMAND_SIG(toggle_highlight_line_at_cursor)
CUSTOM_DOC("Toggles the line highlight at the cursor.")
{
String_ID key = vars_save_string_lit("highlight_line_at_cursor");
b32 val = def_get_config_b32(key);
def_set_config_b32(key, !val);
}
CUSTOM_COMMAND_SIG(toggle_highlight_enclosing_scopes)
CUSTOM_DOC("In code files scopes surrounding the cursor are highlighted with distinguishing colors.")
{
String_ID key = vars_save_string_lit("use_scope_highlight");
b32 val = def_get_config_b32(key);
def_set_config_b32(key, !val);
}
CUSTOM_COMMAND_SIG(toggle_paren_matching_helper)
CUSTOM_DOC("In code files matching parentheses pairs are colored with distinguishing colors.")
{
String_ID key = vars_save_string_lit("use_paren_helper");
b32 val = def_get_config_b32(key);
def_set_config_b32(key, !val);
}
CUSTOM_COMMAND_SIG(toggle_fullscreen)
CUSTOM_DOC("Toggle fullscreen mode on or off. The change(s) do not take effect until the next frame.")
{
system_set_fullscreen(!system_is_fullscreen());
}
CUSTOM_COMMAND_SIG(load_themes_default_folder)
CUSTOM_DOC("Loads all the theme files in the default theme folder.")
{
String_Const_u8 fcoder_extension = string_u8_litexpr(".4coder");
save_all_dirty_buffers_with_postfix(app, fcoder_extension);
Scratch_Block scratch(app);
String8List list = {};
def_search_normal_load_list(scratch, &list);
for (String8Node *node = list.first;
node != 0;
node = node->next){
String8 folder_path = node->string;
String8 themes_path = push_u8_stringf(scratch, "%.*sthemes", string_expand(folder_path));
load_folder_of_themes_into_live_set(app, themes_path);
}
}
CUSTOM_COMMAND_SIG(load_themes_hot_directory)
CUSTOM_DOC("Loads all the theme files in the current hot directory.")
{
String_Const_u8 fcoder_extension = string_u8_litexpr(".4coder");
save_all_dirty_buffers_with_postfix(app, fcoder_extension);
Scratch_Block scratch(app);
String_Const_u8 path = push_hot_directory(app, scratch);
load_folder_of_themes_into_live_set(app, path);
}
CUSTOM_COMMAND_SIG(clear_all_themes)
CUSTOM_DOC("Clear the theme list")
{
if (global_theme_arena.base_allocator == 0){
global_theme_arena = make_arena_system();
}
else{
linalloc_clear(&global_theme_arena);
}
block_zero_struct(&global_theme_list);
set_default_color_scheme(app);
}
////////////////////////////////
function void
setup_essential_mapping(Mapping *mapping, i64 global_id, i64 file_id, i64 code_id){
MappingScope();
SelectMapping(mapping);
SelectMap(global_id);
BindCore(default_startup, CoreCode_Startup);
BindCore(default_try_exit, CoreCode_TryExit);
BindCore(clipboard_record_clip, CoreCode_NewClipboardContents);
BindMouseWheel(mouse_wheel_scroll);
BindMouseWheel(mouse_wheel_change_face_size, KeyCode_Control);
SelectMap(file_id);
ParentMap(global_id);
BindTextInput(write_text_input);
BindMouse(click_set_cursor_and_mark, MouseCode_Left);
BindMouseRelease(click_set_cursor, MouseCode_Left);
BindCore(click_set_cursor_and_mark, CoreCode_ClickActivateView);
BindMouseMove(click_set_cursor_if_lbutton);
SelectMap(code_id);
ParentMap(file_id);
BindTextInput(write_text_and_auto_indent);
}
function void
default_4coder_initialize(Application_Links *app, String_Const_u8_Array file_names, i32 override_font_size, b32 override_hinting){
#define M \
"Welcome to " VERSION "\n" \
"If you're new to 4coder there is a built in tutorial\n" \
"Use the key combination [ X Alt ] (on mac [ X Control ])\n" \
"Type in 'hms_demo_tutorial' and press enter\n" \
"\n" \
"Direct bug reports and feature requests to https://github.com/4coder-editor/4coder/issues\n" \
"\n" \
"Other questions and discussion can be directed to editor@4coder.net or 4coder.handmade.network\n" \
"\n" \
"The change log can be found in CHANGES.txt\n" \
"\n"
print_message(app, string_u8_litexpr(M));
#undef M
Scratch_Block scratch(app);
load_config_and_apply(app, &global_config_arena, override_font_size, override_hinting);
String_Const_u8 bindings_file_name = string_u8_litexpr("bindings.4coder");
String_Const_u8 mapping = def_get_config_string(scratch, vars_save_string_lit("mapping"));
if (string_match(mapping, string_u8_litexpr("mac-default"))){
bindings_file_name = string_u8_litexpr("mac-bindings.4coder");
}
else if (OS_MAC && string_match(mapping, string_u8_litexpr("choose"))){
bindings_file_name = string_u8_litexpr("mac-bindings.4coder");
}
// TODO(allen): cleanup
String_ID global_map_id = vars_save_string_lit("keys_global");
String_ID file_map_id = vars_save_string_lit("keys_file");
String_ID code_map_id = vars_save_string_lit("keys_code");
if (dynamic_binding_load_from_file(app, &framework_mapping, bindings_file_name)){
setup_essential_mapping(&framework_mapping, global_map_id, file_map_id, code_map_id);
}
else{
setup_built_in_mapping(app, mapping, &framework_mapping, global_map_id, file_map_id, code_map_id);
}
// open command line files
String_Const_u8 hot_directory = push_hot_directory(app, scratch);
for (i32 i = 0; i < file_names.count; i += 1){
Temp_Memory_Block temp(scratch);
String_Const_u8 input_name = file_names.vals[i];
String_Const_u8 full_name = push_u8_stringf(scratch, "%.*s/%.*s",
string_expand(hot_directory),
string_expand(input_name));
Buffer_ID new_buffer = create_buffer(app, full_name, BufferCreate_NeverNew|BufferCreate_MustAttachToFile);
if (new_buffer == 0){
create_buffer(app, input_name, 0);
}
}
}
function void
default_4coder_initialize(Application_Links *app, i32 override_font_size, b32 override_hinting){
String_Const_u8_Array file_names = {};
default_4coder_initialize(app, file_names, override_font_size, override_hinting);
}
function void
default_4coder_initialize(Application_Links *app, String_Const_u8_Array file_names){
Face_Description description = get_face_description(app, 0);
default_4coder_initialize(app, file_names,
description.parameters.pt_size,
description.parameters.hinting);
}
function void
default_4coder_initialize(Application_Links *app){
Face_Description command_line_description = get_face_description(app, 0);
String_Const_u8_Array file_names = {};
default_4coder_initialize(app, file_names, command_line_description.parameters.pt_size, command_line_description.parameters.hinting);
}
function void
default_4coder_side_by_side_panels(Application_Links *app,
Buffer_Identifier left, Buffer_Identifier right){
Buffer_ID left_id = buffer_identifier_to_id(app, left);
Buffer_ID right_id = buffer_identifier_to_id(app, right);
// Left Panel
View_ID view = get_active_view(app, Access_Always);
new_view_settings(app, view);
view_set_buffer(app, view, left_id, 0);
// Right Panel
open_panel_vsplit(app);
View_ID right_view = get_active_view(app, Access_Always);
view_set_buffer(app, right_view, right_id, 0);
// Restore Active to Left
view_set_active(app, view);
}
function void
default_4coder_side_by_side_panels(Application_Links *app,
Buffer_Identifier left, Buffer_Identifier right,
String_Const_u8_Array file_names){
if (file_names.count > 0){
left = buffer_identifier(file_names.vals[0]);
if (file_names.count > 1){
right = buffer_identifier(file_names.vals[1]);
}
}
default_4coder_side_by_side_panels(app, left, right);
}
function void
default_4coder_side_by_side_panels(Application_Links *app, String_Const_u8_Array file_names){
Buffer_Identifier left = buffer_identifier(string_u8_litexpr("*scratch*"));
Buffer_Identifier right = buffer_identifier(string_u8_litexpr("*messages*"));
default_4coder_side_by_side_panels(app, left, right, file_names);
}
function void
default_4coder_side_by_side_panels(Application_Links *app){
String_Const_u8_Array file_names = {};
default_4coder_side_by_side_panels(app, file_names);
}
function void
default_4coder_one_panel(Application_Links *app, Buffer_Identifier buffer){
Buffer_ID id = buffer_identifier_to_id(app, buffer);
View_ID view = get_active_view(app, Access_Always);
new_view_settings(app, view);
view_set_buffer(app, view, id, 0);
}
function void
default_4coder_one_panel(Application_Links *app, String_Const_u8_Array file_names){
Buffer_Identifier buffer = buffer_identifier(string_u8_litexpr("*messages*"));
if (file_names.count > 0){
buffer = buffer_identifier(file_names.vals[0]);
}
default_4coder_one_panel(app, buffer);
}
function void
default_4coder_one_panel(Application_Links *app){
String_Const_u8_Array file_names = {};
default_4coder_one_panel(app, file_names);
}
////////////////////////////////
function void
buffer_modified_set_init(void){
Buffer_Modified_Set *set = &global_buffer_modified_set;
block_zero_struct(set);
Base_Allocator *allocator = get_base_allocator_system();
set->arena = make_arena(allocator);
set->id_to_node = make_table_u64_u64(allocator, 100);
}
function Buffer_Modified_Node*
buffer_modified_set__alloc_node(Buffer_Modified_Set *set){
Buffer_Modified_Node *result = set->free;
if (result == 0){
result = push_array(&set->arena, Buffer_Modified_Node, 1);
}
else{
sll_stack_pop(set->free);
}
return(result);
}
function void
buffer_mark_as_modified(Buffer_ID buffer){
Buffer_Modified_Set *set = &global_buffer_modified_set;
Table_Lookup lookup = table_lookup(&set->id_to_node, (u64)buffer);
if (!lookup.found_match){
Buffer_Modified_Node *node = buffer_modified_set__alloc_node(set);
zdll_push_back(set->first, set->last, node);
node->buffer = buffer;
table_insert(&set->id_to_node, (u64)buffer, (u64)PtrAsInt(node));
}
}
function void
buffer_unmark_as_modified(Buffer_ID buffer){
Buffer_Modified_Set *set = &global_buffer_modified_set;
Table_Lookup lookup = table_lookup(&set->id_to_node, (u64)buffer);
if (lookup.found_match){
u64 val = 0;
table_read(&set->id_to_node, (u64)buffer, &val);
Buffer_Modified_Node *node = (Buffer_Modified_Node*)IntAsPtr(val);
zdll_remove(set->first, set->last, node);
table_erase(&set->id_to_node, lookup);
sll_stack_push(set->free, node);
}
}
function void
buffer_modified_set_clear(void){
Buffer_Modified_Set *set = &global_buffer_modified_set;
table_clear(&set->id_to_node);
if (set->last != 0){
set->last->next = set->free;
set->free = set->first;
set->first = 0;
set->last = 0;
}
}
////////////////////////////////
function Fade_Range*
alloc_fade_range(void){
Fade_Range *result = free_fade_ranges;
if (result == 0){
result = push_array(&fade_range_arena, Fade_Range, 1);
}
else{
sll_stack_pop(free_fade_ranges);
}
block_zero_struct(result);
return(result);
}
function void
free_fade_range(Fade_Range *range){
sll_stack_push(free_fade_ranges, range);
}
function Fade_Range*
buffer_post_fade(Application_Links *app, Buffer_ID buffer_id, f32 seconds, Range_i64 range, ARGB_Color color){
Fade_Range *fade_range = alloc_fade_range();
sll_queue_push(buffer_fade_ranges.first, buffer_fade_ranges.last, fade_range);
buffer_fade_ranges.count += 1;
fade_range->buffer_id = buffer_id;
fade_range->t = seconds;
fade_range->full_t = seconds;
fade_range->range = range;
fade_range->color = color;
return(fade_range);
}
function void
buffer_shift_fade_ranges(Buffer_ID buffer_id, i64 shift_after_p, i64 shift_amount){
for (Fade_Range *node = buffer_fade_ranges.first;
node != 0;
node = node->next){
if (node->buffer_id == buffer_id){
if (node->range.min >= shift_after_p){
node->range.min += shift_amount;
node->range.max += shift_amount;
}
else if (node->range.max >= shift_after_p){
node->range.max += shift_amount;
}
}
}
}
function b32
tick_all_fade_ranges(Application_Links *app, f32 t){
Fade_Range **prev_next = &buffer_fade_ranges.first;
for (Fade_Range *node = buffer_fade_ranges.first, *next = 0;
node != 0;
node = next){
next = node->next;
node->t -= t;
if (node->t <= 0.f){
if (node->finish_call != 0){
node->finish_call(app, node);
}
*prev_next = next;
free_fade_range(node);
buffer_fade_ranges.count -= 1;
}
else{
prev_next = &node->next;
buffer_fade_ranges.last = node;
}
}
return(buffer_fade_ranges.count > 0);
}
function void
paint_fade_ranges(Application_Links *app, Text_Layout_ID layout, Buffer_ID buffer){
for (Fade_Range *node = buffer_fade_ranges.first;
node != 0;
node = node->next){
if (node->buffer_id == buffer){
f32 blend = node->t/node->full_t;
if (node->negate_fade_direction){
blend = 1.f - blend;
}
paint_text_color_blend(app, layout, node->range, node->color, blend);
}
}
}
////////////////////////////////
function void
clipboard_init_empty(Clipboard *clipboard, u32 history_depth){
history_depth = clamp_bot(1, history_depth);
heap_init(&clipboard->heap, &clipboard->arena);
clipboard->clip_index = 0;
clipboard->clip_capacity = history_depth;
clipboard->clips = push_array_zero(&clipboard->arena, String_Const_u8, history_depth);
}
function void
clipboard_init(Base_Allocator *allocator, u32 history_depth, Clipboard *clipboard_out){
u64 memsize = sizeof(String_Const_u8)*history_depth;
memsize = round_up_u64(memsize, KB(4));
clipboard_out->arena = make_arena(allocator, memsize, 8);
clipboard_init_empty(clipboard_out, history_depth);
}
function void
clipboard_clear(Clipboard *clipboard){
linalloc_clear(&clipboard->arena);
clipboard_init_empty(clipboard, clipboard->clip_capacity);
}
function String_Const_u8
clipboard_post_internal_only(Clipboard *clipboard, String_Const_u8 string){
u32 rolled_index = clipboard->clip_index%clipboard->clip_capacity;
clipboard->clip_index += 1;
String_Const_u8 *slot = &clipboard->clips[rolled_index];
if (slot->str != 0){
if (slot->size < string.size ||
(slot->size - string.size) > KB(1)){
heap_free(&clipboard->heap, slot->str);
goto alloc_new;
}
}
else{
alloc_new:;
u8 *new_buf = (u8*)heap_allocate(&clipboard->heap, string.size);
slot->str = new_buf;
}
block_copy(slot->str, string.str, string.size);
slot->size = string.size;
return(*slot);
}
function u32
clipboard_count(Clipboard *clipboard){
u32 result = clipboard->clip_index;
result = clamp_top(result, clipboard->clip_capacity);
return(result);
}
function String_Const_u8
get_clipboard_index(Clipboard *clipboard, u32 item_index){
String_Const_u8 result = {};
u32 top = Min(clipboard->clip_index, clipboard->clip_capacity);
if (top > 0){
item_index = item_index%top;
i32 array_index = ((clipboard->clip_index - 1) - item_index)%top;
result = clipboard->clips[array_index];
}
return(result);
}
function String_Const_u8
push_clipboard_index(Arena *arena, Clipboard *clipboard, i32 item_index){
String_Const_u8 result = get_clipboard_index(clipboard, item_index);
result = push_string_copy(arena, result);
return(result);
}
////////////////////////////////
function void
clipboard_clear(i32 clipboard_id){
clipboard_clear(&clipboard0);
}
function String_Const_u8
clipboard_post_internal_only(i32 clipboard_id, String_Const_u8 string){
return(clipboard_post_internal_only(&clipboard0, string));
}
function b32
clipboard_post(i32 clipboard_id, String_Const_u8 string){
clipboard_post_internal_only(clipboard_id, string);
system_post_clipboard(string, clipboard_id);
return(true);
}
function i32
clipboard_count(i32 clipboard_id){
return(clipboard_count(&clipboard0));
}
function String_Const_u8
push_clipboard_index(Arena *arena, i32 clipboard_id, i32 item_index){
return(push_clipboard_index(arena, &clipboard0, item_index));
}
////////////////////////////////
function void
initialize_managed_id_metadata(Application_Links *app);
function void
default_framework_init(Application_Links *app){
Thread_Context *tctx = get_thread_context(app);
async_task_handler_init(app, &global_async_system);
clipboard_init(get_base_allocator_system(), /*history_depth*/ 64, &clipboard0);
code_index_init();
buffer_modified_set_init();
Profile_Global_List *list = get_core_profile_list(app);
ProfileThreadName(tctx, list, string_u8_litexpr("main"));
initialize_managed_id_metadata(app);
set_default_color_scheme(app);
heap_init(&global_heap, tctx->allocator);
global_permanent_arena = make_arena_system();
global_config_arena = make_arena_system();
fade_range_arena = make_arena_system(KB(8));
}
////////////////////////////////
function void
default_input_handler_init(Application_Links *app, Arena *arena){
Thread_Context *tctx = get_thread_context(app);
View_ID view = get_this_ctx_view(app, Access_Always);
String_Const_u8 name = push_u8_stringf(arena, "view %d", view);
Profile_Global_List *list = get_core_profile_list(app);
ProfileThreadName(tctx, list, name);
View_Context ctx = view_current_context(app, view);
ctx.mapping = &framework_mapping;
ctx.map_id = vars_save_string_lit("keys_global");
view_alter_context(app, view, &ctx);
}
function Command_Map_ID
default_get_map_id(Application_Links *app, View_ID view){
Command_Map_ID result = 0;
Buffer_ID buffer = view_get_buffer(app, view, Access_Always);
Managed_Scope buffer_scope = buffer_get_managed_scope(app, buffer);
Command_Map_ID *result_ptr = scope_attachment(app, buffer_scope, buffer_map_id, Command_Map_ID);
if (result_ptr != 0){
if (*result_ptr == 0){
*result_ptr = vars_save_string_lit("keys_file");
}
result = *result_ptr;
}
else{
result = vars_save_string_lit("keys_global");
}
return(result);
}
function void
set_next_rewrite(Application_Links *app, View_ID view, Rewrite_Type rewrite){
Managed_Scope scope = view_get_managed_scope(app, view);
Rewrite_Type *next_rewrite = scope_attachment(app, scope, view_next_rewrite_loc, Rewrite_Type);
if (next_rewrite != 0){
*next_rewrite = rewrite;
}
}
function void
default_pre_command(Application_Links *app, Managed_Scope scope){
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;
}
}
}
function void
default_post_command(Application_Links *app, Managed_Scope scope){
Rewrite_Type *next_rewrite = scope_attachment(app, scope, view_next_rewrite_loc, Rewrite_Type);
if (next_rewrite != 0){
if (*next_rewrite != Rewrite_NoChange){
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));
}
}
}
}
// BOTTOM
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