4coder/custom/4coder_default_framework.cpp

570 lines
20 KiB
C++

/*
4coder_default_framework.cpp - Sets up the basics of the framework that is used for default
4coder behaviour.
*/
// TOP
static void
unlock_jump_buffer(void){
locked_buffer.size = 0;
}
static 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, thread_get_id(app),
"lock jump buffer [name=\"%.*s\"]", string_expand(escaped));
}
}
static void
lock_jump_buffer(Application_Links *app, char *name, i32 size){
lock_jump_buffer(app, SCu8(name, size));
}
static 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);
}
static 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);
}
////////////////////////////////
static void
new_view_settings(Application_Links *app, View_ID view){
if (!global_config.use_scroll_bars){
view_set_setting(app, view, ViewSetting_ShowScrollbar, false);
}
if (!global_config.use_file_bars){
view_set_setting(app, view, ViewSetting_ShowFileBar, false);
}
}
////////////////////////////////
static 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);
*is_passive = value;
}
static 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);
return(*is_passive);
}
static 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*20.f));
view_set_passive(app, special_view, true);
return(special_view);
}
static void
close_build_footer_panel(Application_Links *app){
if (build_footer_panel_view_id != 0){
view_close(app, build_footer_panel_view_id);
build_footer_panel_view_id = 0;
}
}
static View_ID
open_build_footer_panel(Application_Links *app){
if (build_footer_panel_view_id == 0){
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);
}
static 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);
}
static 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);
}
static 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);
}
////////////////////////////////
static void
call_after_ctx_shutdown(Application_Links *app, View_ID view, Custom_Command_Function *func){
Managed_Scope scope = view_get_managed_scope(app, view);
Custom_Command_Function **call_next =
scope_attachment(app, scope, view_call_next, Custom_Command_Function*);
*call_next = 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);
}
////////////////////////////////
static void
view_buffer_set(Application_Links *app, Buffer_ID *buffers, i32 *positions, i32 count){
if (count > 0){
Scratch_Block scratch(app, Scratch_Share);
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]));
}
}
}
}
////////////////////////////////
CUSTOM_COMMAND_SIG(change_active_panel)
CUSTOM_DOC("Change the currently active panel, moving to the panel with the next highest view_id.")
{
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);
}
}
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.
static 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
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.")
{
global_config.highlight_line_at_cursor = !global_config.highlight_line_at_cursor;
}
CUSTOM_COMMAND_SIG(toggle_highlight_enclosing_scopes)
CUSTOM_DOC("In code files scopes surrounding the cursor are highlighted with distinguishing colors.")
{
global_config.use_scope_highlight = !global_config.use_scope_highlight;
}
CUSTOM_COMMAND_SIG(toggle_paren_matching_helper)
CUSTOM_DOC("In code files matching parentheses pairs are colored with distinguishing colors.")
{
global_config.use_paren_helper = !global_config.use_paren_helper;
}
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());
}
////////////////////////////////
static void
default_4coder_initialize(Application_Links *app, String_Const_u8_Array file_names,
i32 override_font_size, b32 override_hinting){
Thread_Context *tctx = get_thread_context(app);
heap_init(&global_heap, tctx->allocator);
#define M \
"Welcome to " VERSION "\n" \
"If you're new to 4coder there are some tutorials at http://4coder.net/tutorials.html\n" \
"Direct bug reports and feature requests to https://github.com/4coder-editor/4coder/issues\n" \
"Other questions and discussion can be directed to editor@4coder.net or 4coder.handmade.network\n" \
"The change log can be found in CHANGES.txt\n" \
"\n"
print_message(app, string_u8_litexpr(M));
#undef M
#if 0
load_folder_of_themes_into_live_set(app, &global_part, "themes");
#endif
global_config_arena = reserve_arena(app);
load_config_and_apply(app, global_config_arena, &global_config, override_font_size, override_hinting);
view_rewrite_loc = managed_id_declare(app, SCu8("DEFAULT.rewrite" ));
view_next_rewrite_loc = managed_id_declare(app, SCu8("DEFAULT.next_rewrite" ));
view_paste_index_loc = managed_id_declare(app, SCu8("DEFAULT.paste_index" ));
view_is_passive_loc = managed_id_declare(app, SCu8("DEFAULT.is_passive" ));
view_snap_mark_to_cursor = managed_id_declare(app, SCu8("DEFAULT.mark_to_cursor"));
view_ui_data = managed_id_declare(app, SCu8("DEFAULT.ui_data" ));
view_highlight_range = managed_id_declare(app, SCu8("DEFAULT.highlight" ));
view_highlight_buffer = managed_id_declare(app, SCu8("DEFAULT.highlight_buf" ));
view_render_hook = managed_id_declare(app, SCu8("DEFAULT.render" ));
view_call_next = managed_id_declare(app, SCu8("DEFAULT.call_next" ));
buffer_map_id = managed_id_declare(app, SCu8("DEFAULT.buffer_map_id" ));
buffer_eol_setting = managed_id_declare(app, SCu8("DEFAULT.buffer_eol_setting"));
buffer_lex_task = managed_id_declare(app, SCu8("DEFAULT.buffer_lex_task"));
sticky_jump_marker_handle = managed_id_declare(app, SCu8("DEFAULT.sticky_jump_marker_handle"));
attachment_tokens = managed_id_declare(app, SCu8("DEFAULT.tokens"));
// open command line files
Scratch_Block scratch(app);
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);
}
}
}
static 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);
}
static 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);
}
static 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);
}
static 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);
}
static 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);
}
static 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);
}
static 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);
}
static 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);
}
static 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);
}
static void
default_4coder_one_panel(Application_Links *app){
String_Const_u8_Array file_names = {};
default_4coder_one_panel(app, file_names);
}
// BOTTOM