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4coder/4coder_default_hooks.cpp

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/*
4coder_default_hooks.cpp - Sets up the hooks for the default framework.
*/
// TOP
#include "languages/4coder_language_cpp.h"
#include "languages/4coder_language_rust.h"
#include "languages/4coder_language_cs.h"
#include "languages/4coder_language_java.h"
CUSTOM_COMMAND_SIG(set_bindings_choose);
CUSTOM_COMMAND_SIG(set_bindings_default);
CUSTOM_COMMAND_SIG(set_bindings_mac_default);
static Named_Mapping named_maps_values[] = {
{make_lit_string("mac-default") , set_bindings_mac_default },
{make_lit_string("choose") , set_bindings_choose },
{make_lit_string("default") , set_bindings_default },
};
START_HOOK_SIG(default_start){
named_maps = named_maps_values;
named_map_count = ArrayCount(named_maps_values);
default_4coder_initialize(app, files, file_count);
default_4coder_side_by_side_panels(app, files, file_count);
#if 0
default_4coder_one_panel(app, files, file_count);
View_ID left_view = 0;
Panel_ID left = 0;
Panel_ID right = 0;
Panel_ID bottom = 0;
Panel_ID header = 0;
get_active_view(app, AccessAll, &left_view);
view_get_panel(app, left_view, &left);
Panel_ID h_split_main = 0;
Panel_ID h_split_minor = 0;
panel_create_split(app, left , ViewSplit_Bottom, &bottom, &h_split_main);
panel_create_split(app, bottom, ViewSplit_Top , &header, &h_split_minor);
panel_create_split(app, left , ViewSplit_Right , &right, 0);
i32_Rect header_margin = {};
i32_Rect bottom_margin = {};
panel_get_margin(app, header, &header_margin);
panel_get_margin(app, header, &bottom_margin);
i32 header_vertical_pixels = header_margin.y0 + header_margin.y1;
i32 margin_vertical_pixels = header_vertical_pixels + bottom_margin.y0 + bottom_margin.y1;
View_Summary view = {};
get_view_summary(app, left_view, AccessAll, &view);
float line = view.line_height;
panel_set_split(app, h_split_main , PanelSplitKind_FixedPixels_BR, line*6.f + margin_vertical_pixels);
panel_set_split(app, h_split_minor, PanelSplitKind_FixedPixels_TL, line + header_vertical_pixels);
#endif
if (global_config.automatically_load_project){
load_project(app);
}
// no meaning for return
return(0);
}
// NOTE(allen|a4.0.9): All command calls can now go through this hook
// If this hook is not implemented a default behavior of calling the
// command is used. It is important to note that paste_next does not
// work without this hook.
// NOTE(allen|a4.0.10): As of this version the word_complete command
// also relies on this particular command caller hook.
COMMAND_CALLER_HOOK(default_command_caller){
View_Summary view = get_active_view(app, AccessAll);
Managed_Scope scope = view_get_managed_scope(app, view.view_id);
managed_variable_set(app, scope, view_next_rewrite_loc, 0);
if (fcoder_mode == FCoderMode_NotepadLike){
for (View_Summary view_it = get_view_first(app, AccessAll);
view_it.exists;
get_view_next(app, &view_it, AccessAll)){
Managed_Scope scope_it = view_get_managed_scope(app, view_it.view_id);
managed_variable_set(app, scope_it, view_snap_mark_to_cursor, true);
}
}
cmd.command(app);
u64 next_rewrite = 0;
managed_variable_get(app, scope, view_next_rewrite_loc, &next_rewrite);
managed_variable_set(app, scope, view_rewrite_loc, next_rewrite);
if (fcoder_mode == FCoderMode_NotepadLike){
for (View_Summary view_it = get_view_first(app, AccessAll);
view_it.exists;
get_view_next(app, &view_it, AccessAll)){
Managed_Scope scope_it = view_get_managed_scope(app, view_it.view_id);
u64 val = 0;
if (managed_variable_get(app, scope_it, view_snap_mark_to_cursor, &val)){
if (val != 0){
view_set_mark(app, &view_it, seek_pos(view_it.cursor.pos));
}
}
}
}
return(0);
}
struct Highlight_Record{
i32 first;
i32 one_past_last;
int_color color;
};
static void
sort_highlight_record(Highlight_Record *records, i32 first, i32 one_past_last){
if (first + 1 < one_past_last){
i32 pivot_index = one_past_last - 1;
int_color pivot_color = records[pivot_index].color;
i32 j = first;
for (i32 i = first; i < pivot_index; i += 1){
int_color color = records[i].color;
if (color < pivot_color){
Swap(Highlight_Record, records[i], records[j]);
j += 1;
}
}
Swap(Highlight_Record, records[pivot_index], records[j]);
pivot_index = j;
sort_highlight_record(records, first, pivot_index);
sort_highlight_record(records, pivot_index + 1, one_past_last);
}
}
static Range_Array
get_enclosure_ranges(Application_Links *app, Partition *part,
Buffer_Summary *buffer, i32 pos, u32 flags){
Range_Array array = {};
array.ranges = push_array(part, Range, 0);
for (;;){
Range range = {};
if (find_scope_range(app, buffer, pos, &range, flags)){
Range *r = push_array(part, Range, 1);
*r = range;
pos = range.first;
}
else{
break;
}
}
array.count = (i32)(push_array(part, Range, 0) - array.ranges);
return(array);
}
static void
mark_enclosures(Application_Links *app, Partition *scratch, Managed_Scope render_scope,
Buffer_Summary *buffer, i32 pos, u32 flags,
Marker_Visual_Type type,
int_color *back_colors, int_color *fore_colors, i32 color_count){
Temp_Memory temp = begin_temp_memory(scratch);
Range_Array ranges = get_enclosure_ranges(app, scratch, buffer, pos, flags);
if (ranges.count > 0){
i32 marker_count = ranges.count*2;
Marker *markers = push_array(scratch, Marker, marker_count);
Marker *marker = markers;
Range *range = ranges.ranges;
for (i32 i = 0;
i < ranges.count;
i += 1, range += 1, marker += 2){
marker[0].pos = range->first;
marker[1].pos = range->one_past_last - 1;
}
Managed_Object o = alloc_buffer_markers_on_buffer(app, buffer->buffer_id, marker_count, &render_scope);
managed_object_store_data(app, o, 0, marker_count, markers);
Marker_Visual_Take_Rule take_rule = {};
take_rule.take_count_per_step = 2;
take_rule.step_stride_in_marker_count = 8;
i32 first_color_index = (ranges.count - 1)%color_count;
for (i32 i = 0, color_index = first_color_index;
i < color_count;
i += 1){
Marker_Visual visual = create_marker_visual(app, o);
int_color back = 0;
int_color fore = 0;
if (back_colors != 0){
back = back_colors[color_index];
}
if (fore_colors != 0){
fore = fore_colors[color_index];
}
marker_visual_set_effect(app, visual, type, back, fore, 0);
take_rule.first_index = i*2;
marker_visual_set_take_rule(app, visual, take_rule);
color_index = color_index - 1;
if (color_index < 0){
color_index += color_count;
}
}
}
end_temp_memory(temp);
}
static argb_color default_colors[Stag_COUNT] = {};
MODIFY_COLOR_TABLE_SIG(default_modify_color_table){
if (default_colors[Stag_NOOP] == 0){
default_colors[Stag_NOOP] = 0xFFFF00FF;
default_colors[Stag_Back] = 0xFF0C0C0C;
default_colors[Stag_Margin] = 0xFF181818;
default_colors[Stag_Margin_Hover] = 0xFF252525;
default_colors[Stag_Margin_Active] = 0xFF323232;
default_colors[Stag_List_Item] = default_colors[Stag_Margin];
default_colors[Stag_List_Item_Hover] = default_colors[Stag_Margin_Hover];
default_colors[Stag_List_Item_Active] = default_colors[Stag_Margin_Active];
default_colors[Stag_Cursor] = 0xFF00EE00;
default_colors[Stag_Highlight] = 0xFFDDEE00;
default_colors[Stag_Mark] = 0xFF494949;
default_colors[Stag_Default] = 0xFF90B080;
default_colors[Stag_At_Cursor] = default_colors[Stag_Back];
default_colors[Stag_Highlight_Cursor_Line] = 0xFF1E1E1E;
default_colors[Stag_At_Highlight] = 0xFFFF44DD;
default_colors[Stag_Comment] = 0xFF2090F0;
default_colors[Stag_Keyword] = 0xFFD08F20;
default_colors[Stag_Str_Constant] = 0xFF50FF30;
default_colors[Stag_Char_Constant] = default_colors[Stag_Str_Constant];
default_colors[Stag_Int_Constant] = default_colors[Stag_Str_Constant];
default_colors[Stag_Float_Constant] = default_colors[Stag_Str_Constant];
default_colors[Stag_Bool_Constant] = default_colors[Stag_Str_Constant];
default_colors[Stag_Include] = default_colors[Stag_Str_Constant];
default_colors[Stag_Preproc] = default_colors[Stag_Default];
default_colors[Stag_Special_Character] = 0xFFFF0000;
default_colors[Stag_Ghost_Character] = 0xFF4E5E46;
default_colors[Stag_Paste] = 0xFFDDEE00;
default_colors[Stag_Undo] = 0xFF00DDEE;
default_colors[Stag_Highlight_Junk] = 0xFF3A0000;
default_colors[Stag_Highlight_White] = 0xFF003A3A;
default_colors[Stag_Bar] = 0xFF888888;
default_colors[Stag_Base] = 0xFF000000;
default_colors[Stag_Pop1] = 0xFF3C57DC;
default_colors[Stag_Pop2] = 0xFFFF0000;
default_colors[Stag_Back_Cycle_1] = 0x10A00000;
default_colors[Stag_Back_Cycle_2] = 0x0C00A000;
default_colors[Stag_Back_Cycle_3] = 0x0C0000A0;
default_colors[Stag_Back_Cycle_4] = 0x0CA0A000;
default_colors[Stag_Text_Cycle_1] = 0xFFA00000;
default_colors[Stag_Text_Cycle_2] = 0xFF00A000;
default_colors[Stag_Text_Cycle_3] = 0xFF0030B0;
default_colors[Stag_Text_Cycle_4] = 0xFFA0A000;
default_colors[Stag_Line_Numbers_Back] = 0xFF101010;
default_colors[Stag_Line_Numbers_Text] = 0xFF404040;
}
Color_Table color_table = {};
color_table.vals = default_colors;
color_table.count = ArrayCount(default_colors);
return(color_table);
}
GET_VIEW_BUFFER_REGION_SIG(default_view_buffer_region){
View_Summary view = {};
get_view_summary(app, view_id, AccessAll, &view);
i32 line_height = ceil32(view.line_height);
// file bar
{
b32 showing_file_bar = false;
if (view_get_setting(app, view_id, ViewSetting_ShowFileBar, &showing_file_bar)){
if (showing_file_bar){
sub_region.y0 += line_height + 2;
}
}
}
// query bar
{
Query_Bar *space[32];
Query_Bar_Ptr_Array query_bars = {};
query_bars.ptrs = space;
if (get_active_query_bars(app, view_id, ArrayCount(space), &query_bars)){
i32 widget_height = (line_height + 2)*query_bars.count;
sub_region.y0 += widget_height;
}
}
// line number margins
if (global_config.show_line_number_margins){
Buffer_Summary buffer = {};
get_buffer_summary(app, view.buffer_id, AccessAll, &buffer);
i32 line_count_digit_count = int_to_str_size(buffer.line_count);
Face_ID font_id = 0;
get_face_id(app, view.buffer_id, &font_id);
// TODO(allen): I need a "digit width"
f32 zero = get_string_advance(app, font_id, make_lit_string("0"));
i32 margin_width = ceil32((f32)line_count_digit_count*zero);
sub_region.x0 += margin_width + 2;
}
return(sub_region);
}
static void
default_buffer_render_caller(Application_Links *app, Render_Parameters render_params){
View_Summary view = get_view(app, render_params.view_id, AccessAll);
Buffer_Summary buffer = get_buffer(app, view.buffer_id, AccessAll);
View_Summary active_view = get_active_view(app, AccessAll);
b32 is_active_view = (active_view.view_id == render_params.view_id);
f32 line_height = view.line_height;
Arena arena = make_arena(app);
static Managed_Scope render_scope = 0;
if (render_scope == 0){
render_scope = create_user_managed_scope(app);
}
Partition *scratch = &global_part;
{
Rect_f32 r_cursor = f32R(view.render_region);
// NOTE(allen): Filebar
{
b32 showing_file_bar = false;
if (view_get_setting(app, render_params.view_id, ViewSetting_ShowFileBar, &showing_file_bar)){
if (showing_file_bar){
Rect_f32 bar = r_cursor;
bar.y1 = bar.y0 + line_height + 2.f;
r_cursor.y0 = bar.y1;
draw_rectangle(app, bar, Stag_Bar);
Fancy_Color base_color = fancy_id(Stag_Base);
Fancy_Color pop2_color = fancy_id(Stag_Pop2);
Temp_Memory_Arena temp = begin_temp_memory(&arena);
Fancy_String_List list = {};
push_fancy_string (&arena, &list, base_color, make_string(buffer.buffer_name, buffer.buffer_name_len));
push_fancy_stringf(&arena, &list, base_color, " - C#%d -", view.cursor.character);
b32 is_dos_mode = false;
if (buffer_get_setting(app, buffer.buffer_id, BufferSetting_Eol, &is_dos_mode)){
if (is_dos_mode){
push_fancy_string(&arena, &list, base_color, make_lit_string(" dos"));
}
else{
push_fancy_string(&arena, &list, base_color, make_lit_string(" nix"));
}
}
else{
push_fancy_string(&arena, &list, base_color, make_lit_string(" ???"));
}
{
Dirty_State dirty = buffer.dirty;
char space[3];
String str = make_fixed_width_string(space);
if (dirty != 0){
append(&str, " ");
}
if (HasFlag(dirty, DirtyState_UnsavedChanges)){
append(&str, "*");
}
if (HasFlag(dirty, DirtyState_UnloadedChanges)){
append(&str, "!");
}
push_fancy_string(&arena, &list, pop2_color, str);
}
Face_ID font_id = 0;
get_face_id(app, view.buffer_id, &font_id);
Vec2 p = bar.p0 + V2(0.f, 2.f);
draw_fancy_string(app, font_id, list.first, p, Stag_Default, 0);
end_temp_memory(temp);
}
}
}
// NOTE(allen): Query Bars
{
Query_Bar *space[32];
Query_Bar_Ptr_Array query_bars = {};
query_bars.ptrs = space;
if (get_active_query_bars(app, render_params.view_id, ArrayCount(space), &query_bars)){
for (i32 i = 0; i < query_bars.count; i += 1){
Query_Bar *query_bar = query_bars.ptrs[i];
Rect_f32 bar = r_cursor;
bar.y1 = bar.y0 + line_height + 2.f;
r_cursor.y0 = bar.y1;
Temp_Memory_Arena temp = begin_temp_memory(&arena);
Fancy_String_List list = {};
Fancy_Color default_color = fancy_id(Stag_Default);
Fancy_Color pop1_color = fancy_id(Stag_Pop1);
push_fancy_string(&arena, &list, pop1_color , query_bar->prompt);
push_fancy_string(&arena, &list, default_color, query_bar->string);
Face_ID font_id = 0;
get_face_id(app, view.buffer_id, &font_id);
Vec2 p = bar.p0 + V2(0.f, 2.f);
draw_fancy_string(app, font_id, list.first, p, Stag_Default, 0);
end_temp_memory(temp);
}
}
}
// NOTE(allen): Line Numbers
if (global_config.show_line_number_margins){
i32 line_count_digit_count = int_to_str_size(buffer.line_count);
Face_ID font_id = 0;
get_face_id(app, view.buffer_id, &font_id);
// TODO(allen): I need a "digit width"
f32 zero = get_string_advance(app, font_id, make_lit_string("0"));
f32 margin_width = (f32)line_count_digit_count*zero;
Rect_f32 left_margin = r_cursor;
left_margin.x1 = left_margin.x0 + margin_width + 2;
r_cursor.x0 = left_margin.x1;
draw_rectangle(app, left_margin, Stag_Line_Numbers_Back);
Fancy_Color line_color = fancy_id(Stag_Line_Numbers_Text);
Full_Cursor cursor = {};
view_compute_cursor(app, render_params.view_id, seek_pos(render_params.on_screen_range.first), &cursor);
for (;cursor.pos <= render_params.on_screen_range.one_past_last;){
Vec2 p = panel_space_from_view_space(cursor.wrapped_p, view.scroll_vars.scroll_p);
p += V2(render_params.buffer_region.p0);
if (p.y >= left_margin.y0){
p.x = left_margin.x0;
Temp_Memory_Arena temp = begin_temp_memory(&arena);
Fancy_String *line_string = push_fancy_stringf(&arena, line_color, "%*d", line_count_digit_count, cursor.line);
draw_fancy_string(app, font_id, line_string, p, Stag_Margin_Active, 0);
end_temp_memory(temp);
}
i32 next_line = cursor.line + 1;
view_compute_cursor(app, render_params.view_id, seek_line_char(next_line, 1), &cursor);
if (cursor.line < next_line){
break;
}
}
}
}
// NOTE(allen): Scan for TODOs and NOTEs
{
Temp_Memory temp = begin_temp_memory(scratch);
i32 text_size = render_params.on_screen_range.one_past_last - render_params.on_screen_range.first;
char *text = push_array(scratch, char, text_size);
buffer_read_range(app, &buffer, render_params.on_screen_range.first, render_params.on_screen_range.one_past_last, text);
Highlight_Record *records = push_array(scratch, Highlight_Record, 0);
String tail = make_string(text, text_size);
for (i32 i = 0; i < text_size; tail.str += 1, tail.size -= 1, i += 1){
if (match_part(tail, make_lit_string("NOTE"))){
Highlight_Record *record = push_array(scratch, Highlight_Record, 1);
record->first = i + render_params.on_screen_range.first;
record->one_past_last = record->first + 4;
record->color = Stag_Text_Cycle_2;
tail.str += 3;
tail.size -= 3;
i += 3;
}
else if (match_part(tail, make_lit_string("TODO"))){
Highlight_Record *record = push_array(scratch, Highlight_Record, 1);
record->first = i + render_params.on_screen_range.first;
record->one_past_last = record->first + 4;
record->color = Stag_Text_Cycle_1;
tail.str += 3;
tail.size -= 3;
i += 3;
}
}
i32 record_count = (i32)(push_array(scratch, Highlight_Record, 0) - records);
push_array(scratch, Highlight_Record, 1);
if (record_count > 0){
sort_highlight_record(records, 0, record_count);
Temp_Memory marker_temp = begin_temp_memory(scratch);
Marker *markers = push_array(scratch, Marker, 0);
int_color current_color = records[0].color;
{
Marker *marker = push_array(scratch, Marker, 2);
marker[0].pos = records[0].first;
marker[1].pos = records[0].one_past_last;
}
for (i32 i = 1; i <= record_count; i += 1){
b32 do_emit = i == record_count || (records[i].color != current_color);
if (do_emit){
i32 marker_count = (i32)(push_array(scratch, Marker, 0) - markers);
Managed_Object o = alloc_buffer_markers_on_buffer(app, buffer.buffer_id, marker_count, &render_scope);
managed_object_store_data(app, o, 0, marker_count, markers);
Marker_Visual v = create_marker_visual(app, o);
marker_visual_set_effect(app, v, VisualType_CharacterHighlightRanges, SymbolicColor_Default, current_color, 0);
marker_visual_set_priority(app, v, VisualPriority_Lowest);
end_temp_memory(marker_temp);
current_color = records[i].color;
}
Marker *marker = push_array(scratch, Marker, 2);
marker[0].pos = records[i].first;
marker[1].pos = records[i].one_past_last;
}
}
end_temp_memory(temp);
}
// NOTE(allen): Cursor and mark
Managed_Object cursor_and_mark = alloc_buffer_markers_on_buffer(app, buffer.buffer_id, 2, &render_scope);
Marker cm_markers[2] = {};
cm_markers[0].pos = view.cursor.pos;
cm_markers[1].pos = view.mark.pos;
managed_object_store_data(app, cursor_and_mark, 0, 2, cm_markers);
b32 cursor_is_hidden_in_this_view = (cursor_is_hidden && is_active_view);
if (!cursor_is_hidden_in_this_view){
switch (fcoder_mode){
case FCoderMode_Original:
{
Marker_Visual_Take_Rule take_rule = {};
take_rule.first_index = 0;
take_rule.take_count_per_step = 1;
take_rule.step_stride_in_marker_count = 1;
take_rule.maximum_number_of_markers = 1;
Marker_Visual visual = create_marker_visual(app, cursor_and_mark);
Marker_Visual_Type type = is_active_view?VisualType_CharacterBlocks:VisualType_CharacterWireFrames;
int_color text_color = is_active_view?Stag_At_Cursor:Stag_Default;
marker_visual_set_effect(app, visual, type, Stag_Cursor, text_color, 0);
marker_visual_set_take_rule(app, visual, take_rule);
marker_visual_set_priority(app, visual, VisualPriority_Highest);
visual = create_marker_visual(app, cursor_and_mark);
marker_visual_set_effect(app, visual, VisualType_CharacterWireFrames, Stag_Mark, 0, 0);
take_rule.first_index = 1;
marker_visual_set_take_rule(app, visual, take_rule);
marker_visual_set_priority(app, visual, VisualPriority_Highest);
}break;
case FCoderMode_NotepadLike:
{
int_color cursor_color = Stag_Cursor;
int_color highlight_color = Stag_Highlight;
Marker_Visual_Take_Rule take_rule = {};
take_rule.first_index = 0;
take_rule.take_count_per_step = 1;
take_rule.step_stride_in_marker_count = 1;
take_rule.maximum_number_of_markers = 1;
Marker_Visual visual = create_marker_visual(app, cursor_and_mark);
marker_visual_set_effect(app, visual, VisualType_CharacterIBars, cursor_color, 0, 0);
marker_visual_set_take_rule(app, visual, take_rule);
marker_visual_set_priority(app, visual, VisualPriority_Highest);
if (view.cursor.pos != view.mark.pos){
visual = create_marker_visual(app, cursor_and_mark);
marker_visual_set_effect(app, visual, VisualType_CharacterHighlightRanges, highlight_color, Stag_At_Highlight, 0);
take_rule.maximum_number_of_markers = 2;
marker_visual_set_take_rule(app, visual, take_rule);
marker_visual_set_priority(app, visual, VisualPriority_Highest);
}
}break;
}
}
// NOTE(allen): Line highlight setup
if (highlight_line_at_cursor && is_active_view){
u32 line_color = Stag_Highlight_Cursor_Line;
Marker_Visual visual = create_marker_visual(app, cursor_and_mark);
marker_visual_set_effect(app, visual, VisualType_LineHighlights, line_color, 0, 0);
Marker_Visual_Take_Rule take_rule = {};
take_rule.first_index = 0;
take_rule.take_count_per_step = 1;
take_rule.step_stride_in_marker_count = 1;
take_rule.maximum_number_of_markers = 1;
marker_visual_set_take_rule(app, visual, take_rule);
marker_visual_set_priority(app, visual, VisualPriority_Highest);
}
// NOTE(allen): Token highlight setup
b32 do_token_highlight = false;
if (do_token_highlight){
int_color token_color = 0x5000EE00;
u32 token_flags = BoundaryToken|BoundaryWhitespace;
i32 pos0 = view.cursor.pos;
i32 pos1 = buffer_boundary_seek(app, &buffer, pos0, DirLeft , token_flags);
if (pos1 >= 0){
i32 pos2 = buffer_boundary_seek(app, &buffer, pos1, DirRight, token_flags);
if (pos2 <= buffer.size){
Managed_Object token_highlight = alloc_buffer_markers_on_buffer(app, buffer.buffer_id, 2, &render_scope);
Marker range_markers[2] = {};
range_markers[0].pos = pos1;
range_markers[1].pos = pos2;
managed_object_store_data(app, token_highlight, 0, 2, range_markers);
Marker_Visual visual = create_marker_visual(app, token_highlight);
marker_visual_set_effect(app, visual, VisualType_CharacterHighlightRanges, token_color, Stag_At_Highlight, 0);
}
}
}
// NOTE(allen): Matching enclosure highlight setup
static const i32 color_count = 4;
if (do_matching_enclosure_highlight){
int_color colors[color_count];
for (u16 i = 0; i < color_count; i += 1){
colors[i] = Stag_Back_Cycle_1 + i;
}
mark_enclosures(app, scratch, render_scope, &buffer, view.cursor.pos, FindScope_Brace, VisualType_LineHighlightRanges, colors, 0, color_count);
}
if (do_matching_paren_highlight){
i32 pos = view.cursor.pos;
if (buffer_get_char(app, &buffer, pos) == '('){
pos += 1;
}
else if (pos > 0){
if (buffer_get_char(app, &buffer, pos - 1) == ')'){
pos -= 1;
}
}
int_color colors[color_count];
for (u16 i = 0; i < color_count; i += 1){
colors[i] = Stag_Text_Cycle_1 + i;
}
mark_enclosures(app, scratch, render_scope, &buffer, pos, FindScope_Paren, VisualType_CharacterBlocks, 0, colors, color_count);
}
render_params.do_core_render(app);
// NOTE(allen): FPS HUD
if (show_fps_hud){
static const i32 history_depth = 10;
static f32 history_literal_dt[history_depth] = {};
static f32 history_animation_dt[history_depth] = {};
static i32 history_frame_index[history_depth] = {};
i32 wrapped_index = render_params.frame.index%history_depth;
history_literal_dt[wrapped_index] = render_params.frame.literal_dt;
history_animation_dt[wrapped_index] = render_params.frame.animation_dt;
history_frame_index[wrapped_index] = render_params.frame.index;
Rect_f32 hud_rect = f32R(view.render_region);
hud_rect.y0 = hud_rect.y1 - view.line_height*(f32)(history_depth);
draw_rectangle(app, hud_rect, 0xFF000000);
draw_rectangle_outline(app, hud_rect, 0xFFFFFFFF);
Face_ID font_id = 0;
get_face_id(app, view.buffer_id, &font_id);
Vec2 p = hud_rect.p0;
Range ranges[2];
ranges[0].first = wrapped_index;
ranges[0].one_past_last = -1;
ranges[1].first = history_depth - 1;
ranges[1].one_past_last = wrapped_index;
for (i32 i = 0; i < 2; i += 1){
Range r = ranges[i];
for (i32 j = r.first; j > r.one_past_last; j -= 1, p.y += view.line_height){
f32 dts[2];
dts[0] = history_literal_dt[j];
dts[1] = history_animation_dt[j];
i32 frame_index = history_frame_index[j];
char space[256];
String str = make_fixed_width_string(space);
Fancy_Color white = fancy_rgba(1.f, 1.f, 1.f, 1.f);
Fancy_Color pink = fancy_rgba(1.f, 0.f, 1.f, 1.f);
Fancy_Color green = fancy_rgba(0.f, 1.f, 0.f, 1.f);
Fancy_String_List list = {};
push_fancy_stringf(&arena, &list, pink , "FPS: ");
push_fancy_stringf(&arena, &list, green, "[");
push_fancy_stringf(&arena, &list, white, "%5d", frame_index);
push_fancy_stringf(&arena, &list, green, "]: ");
for (i32 k = 0; k < 2; k += 1){
f32 dt = dts[k];
str.size = 0;
if (dt == 0.f){
push_fancy_stringf(&arena, &list, white, "-----");
}
else{
push_fancy_stringf(&arena, &list, white, "%5d", round32(1.f/dt));
}
push_fancy_stringf(&arena, &list, green, " | ");
}
draw_fancy_string(app, font_id, list.first, p, Stag_Default, 0, 0, V2(1.f, 0.f));
}
}
}
arena_release_all(&arena);
managed_scope_clear_self_all_dependent_scopes(app, render_scope);
}
static int_color
get_margin_color(i32 level){
int_color margin = 0;
switch (level){
default:
case UIActivation_None:
{
margin = Stag_List_Item;
}break;
case UIActivation_Hover:
{
margin = Stag_List_Item_Hover;
}break;
case UIActivation_Active:
{
margin = Stag_List_Item_Active;
}break;
}
return(margin);
}
static void
default_ui_render_caller(Application_Links *app, Render_Parameters render_params){
UI_Data *ui_data = 0;
Arena *ui_arena = 0;
if (view_get_ui_data(app, render_params.view_id, ViewGetUIFlag_KeepDataAsIs, &ui_data, &ui_arena)){
View_Summary view = {};
if (get_view_summary(app, render_params.view_id, AccessAll, &view)){
Rect_f32 rect_f32 = f32R(view.render_region);
GUI_Scroll_Vars ui_scroll = view.scroll_vars;
for (UI_Item *item = ui_data->list.first;
item != 0;
item = item->next){
Rect_i32 item_rect_i32 = item->rect_outer;
Rect_f32 item_rect = f32R(item_rect_i32);
switch (item->coordinates){
case UICoordinates_ViewSpace:
{
item_rect.p0 -= ui_scroll.scroll_p;
item_rect.p1 -= ui_scroll.scroll_p;
}break;
case UICoordinates_PanelSpace:
{}break;
}
if (rect_overlap(item_rect, rect_f32)){
Rect_f32 inner_rect = get_inner_rect(item_rect, (f32)item->inner_margin);
Face_ID font_id = 0;
get_face_id(app, view.buffer_id, &font_id);
// TODO(allen): get font_id line height
f32 line_height = view.line_height;
f32 info_height = (f32)item->line_count*line_height;
draw_rectangle(app, inner_rect, Stag_Back);
Vec2 p = V2(inner_rect.x0 + 3.f, (f32)(round32((inner_rect.y0 + inner_rect.y1 - info_height)*0.5f)));
for (i32 i = 0; i < item->line_count; i += 1){
draw_fancy_string(app, font_id, item->lines[i].first, p, Stag_Default, 0, 0, V2(1.f, 0));
p.y += view.line_height;
}
if (item->inner_margin > 0){
draw_margin(app, item_rect, inner_rect, get_margin_color(item->activation_level));
}
}
}
}
}
}
RENDER_CALLER_SIG(default_render_caller){
if (view_is_in_ui_mode(app, render_params.view_id)){
default_ui_render_caller(app, render_params);
}
else{
default_buffer_render_caller(app, render_params);
}
}
HOOK_SIG(default_exit){
// If this returns zero it cancels the exit.
if (allow_immediate_close_without_checking_for_changes){
return(1);
}
b32 has_unsaved_changes = false;
for (Buffer_Summary buffer = get_buffer_first(app, AccessAll);
buffer.exists;
get_buffer_next(app, &buffer, AccessAll)){
if (HasFlag(buffer.dirty, DirtyState_UnsavedChanges)){
has_unsaved_changes = true;
break;
}
}
if (has_unsaved_changes){
View_Summary view = get_active_view(app, AccessAll);
do_gui_sure_to_close_4coder(app, &view);
return(0);
}
return(1);
}
// TODO(allen): how to deal with multiple sizes on a single view
// TODO(allen): expected character advance.
HOOK_SIG(default_view_adjust){
for (View_Summary view = get_view_first(app, AccessAll);
view.exists;
get_view_next(app, &view, AccessAll)){
Buffer_Summary buffer = get_buffer(app, view.buffer_id, AccessAll);
i32 view_width = view.render_region.x1 - view.render_region.x0;
Face_ID face_id = get_default_font_for_view(app, view.view_id);
f32 em = get_string_advance(app, face_id, make_lit_string("m"));
f32 wrap_width = view_width - 2.0f*em;
f32 min_width = 40.0f*em;
if (wrap_width < min_width){
wrap_width = min_width;
}
f32 min_base_width = 20.0f*em;
buffer_set_setting(app, &buffer, BufferSetting_WrapPosition, (i32)(wrap_width));
buffer_set_setting(app, &buffer, BufferSetting_MinimumBaseWrapPosition, (i32)(min_base_width));
}
return(0);
}
BUFFER_NAME_RESOLVER_SIG(default_buffer_name_resolution){
if (conflict_count > 1){
// List of unresolved conflicts
Partition *part = &global_part;
Temp_Memory temp = begin_temp_memory(part);
i32 *unresolved = push_array(part, i32, conflict_count);
if (unresolved == 0) return;
i32 unresolved_count = conflict_count;
for (i32 i = 0; i < conflict_count; ++i){
unresolved[i] = i;
}
// Resolution Loop
i32 x = 0;
for (;;){
// Resolution Pass
++x;
for (i32 i = 0; i < unresolved_count; ++i){
i32 conflict_index = unresolved[i];
Buffer_Name_Conflict_Entry *conflict = &conflicts[conflict_index];
i32 len = conflict->base_name_len;
if (len < 0){
len = 0;
}
if (len > conflict->unique_name_capacity){
len = conflict->unique_name_capacity;
}
conflict->unique_name_len_in_out = len;
memcpy(conflict->unique_name_in_out, conflict->base_name, len);
if (conflict->file_name != 0){
char uniqueifier_space[256];
String uniqueifier = make_fixed_width_string(uniqueifier_space);
String s_file_name = make_string(conflict->file_name, conflict->file_name_len);
s_file_name = path_of_directory(s_file_name);
if (s_file_name.size > 0){
s_file_name.size -= 1;
char *end = s_file_name.str + s_file_name.size;
b32 past_the_end = false;
for (i32 j = 0; j < x; ++j){
s_file_name = path_of_directory(s_file_name);
if (j + 1 < x){
s_file_name.size -= 1;
}
if (s_file_name.size <= 0){
if (j + 1 < x){
past_the_end = true;
}
s_file_name.size = 0;
break;
}
}
char *start = s_file_name.str + s_file_name.size;
append(&uniqueifier, make_string(start, (i32)(end - start)));
if (past_the_end){
append(&uniqueifier, "~");
append_int_to_str(&uniqueifier, i);
}
}
else{
append_int_to_str(&uniqueifier, i);
}
String builder = make_string_cap(conflict->unique_name_in_out,
conflict->unique_name_len_in_out,
conflict->unique_name_capacity);
append(&builder, " <");
append(&builder, uniqueifier);
append(&builder, ">");
conflict->unique_name_len_in_out = builder.size;
}
}
// Conflict Check Pass
b32 has_conflicts = false;
for (i32 i = 0; i < unresolved_count; ++i){
i32 conflict_index = unresolved[i];
Buffer_Name_Conflict_Entry *conflict = &conflicts[conflict_index];
String conflict_name = make_string(conflict->unique_name_in_out,
conflict->unique_name_len_in_out);
b32 hit_conflict = false;
if (conflict->file_name != 0){
for (i32 j = 0; j < unresolved_count; ++j){
if (i == j) continue;
i32 conflict_j_index = unresolved[j];
Buffer_Name_Conflict_Entry *conflict_j = &conflicts[conflict_j_index];
if (match(conflict_name, make_string(conflict_j->unique_name_in_out,
conflict_j->unique_name_len_in_out))){
hit_conflict = true;
break;
}
}
}
if (hit_conflict){
has_conflicts = true;
}
else{
--unresolved_count;
unresolved[i] = unresolved[unresolved_count];
--i;
}
}
if (!has_conflicts){
break;
}
}
end_temp_memory(temp);
}
}
OPEN_FILE_HOOK_SIG(default_file_settings){
// NOTE(allen|a4.0.8): The get_parameter_buffer was eliminated
// and instead the buffer is passed as an explicit parameter through
// the function call. That is where buffer_id comes from here.
Buffer_Summary buffer = get_buffer(app, buffer_id, AccessAll);
Assert(buffer.exists);
b32 treat_as_code = false;
b32 treat_as_todo = false;
b32 lex_without_strings = false;
CString_Array extensions = get_code_extensions(&global_config.code_exts);
Parse_Context_ID parse_context_id = 0;
if (buffer.file_name != 0 && buffer.size < (16 << 20)){
String name = make_string(buffer.file_name, buffer.file_name_len);
String ext = file_extension(name);
for (i32 i = 0; i < extensions.count; ++i){
if (match(ext, extensions.strings[i])){
treat_as_code = true;
if (match(ext, "cs")){
if (parse_context_language_cs == 0){
init_language_cs(app);
}
parse_context_id = parse_context_language_cs;
}
if (match(ext, "java")){
if (parse_context_language_java == 0){
init_language_java(app);
}
parse_context_id = parse_context_language_java;
}
if (match(ext, "rs")){
if (parse_context_language_rust == 0){
init_language_rust(app);
}
parse_context_id = parse_context_language_rust;
lex_without_strings = true;
}
if (match(ext, "cpp") || match(ext, "h") || match(ext, "c") || match(ext, "hpp") || match(ext, "cc")){
if (parse_context_language_cpp == 0){
init_language_cpp(app);
}
parse_context_id = parse_context_language_cpp;
}
// TODO(NAME): Real GLSL highlighting
if (match(ext, "glsl")){
if (parse_context_language_cpp == 0){
init_language_cpp(app);
}
parse_context_id = parse_context_language_cpp;
}
// TODO(NAME): Real Objective-C highlighting
if (match(ext, "m")){
if (parse_context_language_cpp == 0){
init_language_cpp(app);
}
parse_context_id = parse_context_language_cpp;
}
break;
}
}
if (!treat_as_code){
treat_as_todo = match_insensitive(front_of_directory(name), "todo.txt");
}
}
i32 map_id = (treat_as_code)?((i32)default_code_map):((i32)mapid_file);
i32 map_id_query = 0;
buffer_set_setting(app, &buffer, BufferSetting_MapID, default_lister_ui_map);
buffer_get_setting(app, &buffer, BufferSetting_MapID, &map_id_query);
Assert(map_id_query == default_lister_ui_map);
buffer_set_setting(app, &buffer, BufferSetting_WrapPosition, global_config.default_wrap_width);
buffer_set_setting(app, &buffer, BufferSetting_MinimumBaseWrapPosition, global_config.default_min_base_width);
buffer_set_setting(app, &buffer, BufferSetting_MapID, map_id);
buffer_get_setting(app, &buffer, BufferSetting_MapID, &map_id_query);
Assert(map_id_query == map_id);
buffer_set_setting(app, &buffer, BufferSetting_ParserContext, parse_context_id);
// NOTE(allen): Decide buffer settings
b32 wrap_lines = true;
b32 use_virtual_whitespace = false;
b32 use_lexer = false;
if (treat_as_todo){
lex_without_strings = true;
wrap_lines = true;
use_virtual_whitespace = true;
use_lexer = true;
}
else if (treat_as_code){
wrap_lines = global_config.enable_code_wrapping;
use_virtual_whitespace = global_config.enable_virtual_whitespace;
use_lexer = true;
}
if (match(make_string(buffer.buffer_name, buffer.buffer_name_len), "*compilation*")){
wrap_lines = false;
}
//if (buffer.size >= (192 << 10)){
if (buffer.size >= (128 << 10)){
wrap_lines = false;
use_virtual_whitespace = false;
}
// NOTE(allen|a4.0.12): There is a little bit of grossness going on here.
// If we set BufferSetting_Lex to true, it will launch a lexing job.
// If a lexing job is active when we set BufferSetting_VirtualWhitespace, the call can fail.
// Unfortunantely without tokens virtual whitespace doesn't really make sense.
// So for now I have it automatically turning on lexing when virtual whitespace is turned on.
// Cleaning some of that up is a goal for future versions.
buffer_set_setting(app, &buffer, BufferSetting_LexWithoutStrings, lex_without_strings);
buffer_set_setting(app, &buffer, BufferSetting_WrapLine, wrap_lines);
buffer_set_setting(app, &buffer, BufferSetting_VirtualWhitespace, use_virtual_whitespace);
buffer_set_setting(app, &buffer, BufferSetting_Lex, use_lexer);
// no meaning for return
return(0);
}
OPEN_FILE_HOOK_SIG(default_new_file){
#if 0
Buffer_Summary buffer = get_buffer(app, buffer_id, AccessOpen);
char str[] = "/*\nNew File\n*/\n\n\n";
buffer_replace_range(app, &buffer, 0, 0, str, sizeof(str)-1);
#endif
// no meaning for return
return(0);
}
OPEN_FILE_HOOK_SIG(default_file_save){
Buffer_Summary buffer = get_buffer(app, buffer_id, AccessAll);
Assert(buffer.exists);
i32 is_virtual = 0;
if (global_config.automatically_indent_text_on_save &&
buffer_get_setting(app, &buffer, BufferSetting_VirtualWhitespace, &is_virtual)){
if (is_virtual){
buffer_auto_indent(app, &global_part, &buffer, 0, buffer.size, DEF_TAB_WIDTH, DEFAULT_INDENT_FLAGS | AutoIndent_FullTokens);
}
}
// no meaning for return
return(0);
}
FILE_EDIT_FINISHED_SIG(default_file_edit){
for (i32 i = 0; i < buffer_id_count; i += 1){
#if 0
// NOTE(allen|4.0.31): This code is example usage, it's not a particularly nice feature to actually have.
Buffer_Summary buffer = get_buffer(app, buffer_ids[i], AccessAll);
Assert(buffer.exists);
String buffer_name = make_string(buffer.buffer_name, buffer.buffer_name_len);
char space[256];
String str = make_fixed_width_string(space);
append(&str, "edit finished: ");
append(&str, buffer_name);
append(&str, "\n");
print_message(app, str.str, str.size);
#endif
}
// no meaning for return
return(0);
}
OPEN_FILE_HOOK_SIG(default_end_file){
Buffer_Summary buffer = get_buffer(app, buffer_id, AccessAll);
Assert(buffer.exists);
char space[1024];
String str = make_fixed_width_string(space);
append(&str, "Ending file: ");
append(&str, make_string(buffer.buffer_name, buffer.buffer_name_len));
append(&str, "\n");
print_message(app, str.str, str.size);
// no meaning for return
return(0);
}
// NOTE(allen|a4.0.9): The input filter allows you to modify the input
// to a frame before 4coder starts processing it at all.
//
// Right now it only has access to the mouse state, but it will be
// extended to have access to the key presses soon.
INPUT_FILTER_SIG(default_suppress_mouse_filter){
if (suppressing_mouse){
memset(mouse, 0, sizeof(*mouse));
mouse->p.x = -100;
mouse->p.y = -100;
}
}
// NOTE(allen|a4): scroll rule information
//
// The parameters:
// target_x, target_y
// This is where the view would like to be for the purpose of
// following the cursor, doing mouse wheel work, etc.
//
// scroll_x, scroll_y
// These are pointers to where the scrolling actually is. If you bind
// the scroll rule it is you have to update these in some way to move
// the actual location of the scrolling.
//
// view_id
// This corresponds to which view is computing it's new scrolling position.
// This id DOES correspond to the views that View_Summary contains.
// This will always be between 1 and 16 (0 is a null id).
// See below for an example of having state that carries across scroll udpates.
//
// is_new_target
// If the target of the view is different from the last target in either x or y
// this is true, otherwise it is false.
//
// The return:
// Should be true if and only if scroll_x or scroll_y are changed.
//
// Don't try to use the app pointer in a scroll rule, you're asking for trouble.
//
// If you don't bind scroll_rule, nothing bad will happen, yo will get default
// 4coder scrolling behavior.
//
Vec2 scroll_velocity_[16] = {};
Vec2 *scroll_velocity = scroll_velocity_ - 1;
static i32
smooth_camera_step(f32 target, f32 *current, f32 *vel, f32 S, f32 T){
i32 result = 0;
f32 curr = *current;
f32 v = *vel;
if (curr != target){
if (curr > target - .1f && curr < target + .1f){
curr = target;
v = 1.f;
}
else{
f32 L = curr + T*(target - curr);
i32 sign = (target > curr) - (target < curr);
f32 V = curr + sign*v;
if (sign > 0) curr = (L<V)?(L):(V);
else curr = (L>V)?(L):(V);
if (curr == V){
v *= S;
}
}
*current = curr;
*vel = v;
result = 1;
}
return(result);
}
SCROLL_RULE_SIG(smooth_scroll_rule){
Vec2 *velocity = scroll_velocity + view_id;
i32 result = 0;
if (velocity->x == 0.f){
velocity->x = 1.f;
velocity->y = 1.f;
}
if (smooth_camera_step(target_y, scroll_y, &velocity->y, 80.f, 1.f/2.f)){
result = 1;
}
if (smooth_camera_step(target_x, scroll_x, &velocity->x, 80.f, 1.f/2.f)){
result = 1;
}
return(result);
}
static void
set_all_default_hooks(Bind_Helper *context){
set_hook(context, hook_exit, default_exit);
set_hook(context, hook_buffer_viewer_update, default_view_adjust);
set_start_hook(context, default_start);
set_open_file_hook(context, default_file_settings);
set_new_file_hook(context, default_new_file);
set_save_file_hook(context, default_file_save);
set_file_edit_finished_hook(context, default_file_edit);
set_end_file_hook(context, end_file_close_jump_list);
set_command_caller(context, default_command_caller);
set_render_caller(context, default_render_caller);
set_input_filter(context, default_suppress_mouse_filter);
set_scroll_rule(context, smooth_scroll_rule);
set_buffer_name_resolver(context, default_buffer_name_resolution);
set_modify_color_table_hook(context, default_modify_color_table);
set_get_view_buffer_region_hook(context, default_view_buffer_region);
}
// BOTTOM
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