/* * Mr. 4th Dimention - Allen Webster * * 12.12.2014 * * Application layer for project codename "4ed" * */ // TOP // App Structs #define DEFAULT_DISPLAY_WIDTH 672 #define DEFAULT_MINIMUM_BASE_DISPLAY_WIDTH 550 internal Available_Input init_available_input(Key_Input_Data *keys, Mouse_State *mouse){ Available_Input result = {0}; result.keys = keys; result.mouse = mouse; return(result); } internal Key_Input_Data direct_get_key_data(Available_Input *available){ Key_Input_Data result = *available->keys; return(result); } internal Mouse_State direct_get_mouse_state(Available_Input *available){ Mouse_State result = *available->mouse; return(result); } internal Key_Input_Data get_key_data(Available_Input *available){ Key_Input_Data result = {0}; if (!available->records[Input_AnyKey].consumed){ result = *available->keys; } else if (!available->records[Input_Esc].consumed){ i32 count = available->keys->count; for (i32 i = 0; i < count; ++i){ Key_Event_Data key = available->keys->keys[i]; if (key.keycode == key_esc){ result.count = 1; result.keys[0] = key; break; } } } return(result); } internal 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); } internal 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_sc(&str, consumer); terminate_with_null(&str); } else{ record->consumer[0] = 0; } } 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_Head* app_launch_coroutine(System_Functions *system, Application_Links *app, Coroutine_Type type, Coroutine_Head *co, void *in, void *out){ Coroutine_Head *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_Head* app_resume_coroutine(System_Functions *system, Application_Links *app, Coroutine_Type type, Coroutine_Head *co, void *in, void *out){ Coroutine_Head *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){ if (!file->is_dummy){ i32 end = buffer_size(&file->state.buffer); edit_single(system, models, file, end, end, value.str, value.size); } } internal void file_cursor_to_end(System_Functions *system, Models *models, Editing_File *file){ Assert(file != 0); i32 pos = buffer_size(&file->state.buffer); for (Panel *panel = models->layout.used_sentinel.next; panel != &models->layout.used_sentinel; panel = panel->next){ View *view = panel->view; if (view->transient.file_data.file != file){ continue; } view_cursor_move(system, view, pos); } } inline void do_feedback_message(System_Functions *system, Models *models, String value){ Editing_File *file = models->message_buffer; if (file != 0){ output_file_append(system, models, file, value); file_cursor_to_end(system, models, file); } } // Commands #define USE_MODELS(n) Models *n = command->models #define USE_VARS(n) App_Vars *n = command->vars #define USE_FILE(n,v) Editing_File *n = (v)->file_data.file #define USE_PANEL(n) Panel *n = 0; do{ \ i32 panel_index = command->models->layout.active_panel; \ n = command->models->layout.panels + panel_index; \ }while(false) #define USE_VIEW(n) View *n = 0; do{ \ i32 panel_index = command->models->layout.active_panel; \ Panel *__panel__ = command->models->layout.panels + panel_index; \ n = __panel__->view; \ }while(false) #define REQ_OPEN_VIEW(n) USE_VIEW(n); if (view_lock_flags(n) != 0) return #define REQ_FILE(n,v) Editing_File *n = (v)->transient.file_data.file; if (n == 0) return #define REQ_FILE_HISTORY(n,v) Editing_File *n = (v)->transient.file_data.file; if (n == 0 || n->state.undo.undo.edits == 0) 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, Models *models, Panel *panel){ Assert(panel->view == 0); View_And_ID new_view = live_set_alloc_view(&models->mem.heap, &models->lifetime_allocator, &models->live_set, panel); view_set_file(system, models, new_view.view, models->scratch_buffer); return(new_view.view); } COMMAND_DECL(null){ AllowLocal(command); } internal void view_undo_redo(System_Functions *system, Models *models, View *view, Edit_Stack *stack, Edit_Type expected_type){ Editing_File *file = view->transient.file_data.file; Assert(file != 0); Assert(view->transient.edit_pos != 0); if (stack->edit_count > 0){ Edit_Step step = stack->edits[stack->edit_count - 1]; Assert(step.type == expected_type); edit_historical(system, models, file, view, stack, step, hist_normal); } } COMMAND_DECL(undo){ USE_MODELS(models); REQ_OPEN_VIEW(view); REQ_FILE_HISTORY(file, view); view_undo_redo(system, models, view, &file->state.undo.undo, ED_UNDO); Assert(file->state.undo.undo.size >= 0); } COMMAND_DECL(redo){ USE_MODELS(models); REQ_OPEN_VIEW(view); REQ_FILE_HISTORY(file, view); view_undo_redo(system, models, view, &file->state.undo.redo, ED_REDO); Assert(file->state.undo.undo.size >= 0); } // TODO(allen): Improvements to reopen // - Perform a diff // - If the diff is not tremendously big, apply the edits. COMMAND_DECL(reopen){ USE_MODELS(models); USE_VIEW(view); REQ_FILE(file, view); if (file->canon.name.str == 0) return; if (file->canon.name.size != 0){ Plat_Handle handle; if (system->load_handle(file->canon.name.str, &handle)){ i32 size = system->load_size(handle); Partition *part = &models->mem.part; Temp_Memory temp = begin_temp_memory(part); char *buffer = push_array(part, char, size); if (buffer != 0){ if (system->load_file(handle, buffer, size)){ system->load_close(handle); Heap *heap = &models->mem.heap; File_Edit_Positions edit_poss[16]; int32_t line_number[16]; int32_t column_number[16]; View *vptrs[16]; i32 vptr_count = 0; for (Panel *panel = models->layout.used_sentinel.next; panel != &models->layout.used_sentinel; panel = panel->next){ View *view_it = panel->view; if (view_it->transient.file_data.file != file){ continue; } vptrs[vptr_count] = view_it; edit_poss[vptr_count] = view_it->transient.edit_pos[0]; line_number[vptr_count] = view_it->transient.edit_pos[0].cursor.line; column_number[vptr_count] = view_it->transient.edit_pos[0].cursor.character; view_it->transient.edit_pos = 0; ++vptr_count; } file_free(system, &models->app_links, heap, &models->lifetime_allocator, file); init_normal_file(system, models, buffer, size, file); for (i32 i = 0; i < vptr_count; ++i){ view_set_file(system, models, vptrs[i], file); int32_t line = line_number[i]; int32_t character = column_number[i]; *vptrs[i]->transient.edit_pos = edit_poss[i]; Full_Cursor cursor = file_compute_cursor(system, file, seek_line_char(line, character), 0); view_set_cursor(vptrs[i], cursor, true, file->settings.unwrapped_lines); } } else{ system->load_close(handle); } } else{ system->load_close(handle); } 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) && buffer_can_save(file)){ save_file(system, models, file); } } COMMAND_DECL(user_callback){ USE_MODELS(models); if (binding.custom != 0){ binding.custom(&models->app_links); } } global Command_Function *command_table[cmdid_count]; SCROLL_RULE_SIG(fallback_scroll_rule){ b32 result = false; if (target_x != *scroll_x){ *scroll_x = target_x; result = true; } if (target_y != *scroll_y){ *scroll_y = target_y; result = true; } return(result); } #define DEFAULT_MAP_SIZE 10 #define DEFAULT_UI_MAP_SIZE 32 internal void setup_ui_commands(Command_Map *commands, Partition *part, i32 parent){ map_init(commands, part, DEFAULT_UI_MAP_SIZE, parent); // 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_array[] = {MDFR_NONE, MDFR_SHIFT, MDFR_CTRL, MDFR_SHIFT | MDFR_CTRL}; for (i32 i = 0; i < 4; ++i){ u8 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, i32 parent){ map_init(commands, part, DEFAULT_MAP_SIZE, parent); } internal void setup_top_commands(Command_Map *commands, Partition *part, i32 parent){ map_init(commands, part, DEFAULT_MAP_SIZE, parent); } internal b32 interpret_binding_buffer(Models *models, void *buffer, i32 size){ b32 result = true; Heap *gen = &models->mem.heap; Partition *part = &models->mem.part; Temp_Memory temp = begin_temp_memory(part); Partition local_part = {0}; Mapping new_mapping = {0}; models->scroll_rule = fallback_scroll_rule; models->hook_open_file = 0; models->hook_new_file = 0; models->hook_save_file = 0; models->hook_end_file = 0; models->command_caller = 0; models->render_caller = 0; models->input_filter = 0; b32 did_top = false; b32 did_file = false; Command_Map *map_ptr = 0; Binding_Unit *unit = (Binding_Unit*)buffer; if (unit->type == unit_header && unit->header.error == 0){ Binding_Unit *end = unit + unit->header.total_size; i32 user_map_count = unit->header.user_map_count; new_mapping.user_map_count = user_map_count; // Initialize Table and User Maps in Temp Buffer new_mapping.map_id_table = push_array(part, i32, user_map_count); memset(new_mapping.map_id_table, -1, user_map_count*sizeof(i32)); new_mapping.user_maps = push_array(part, Command_Map, user_map_count); memset(new_mapping.user_maps, 0, user_map_count*sizeof(Command_Map)); // Find the Size of Each Map for (++unit; unit < end; ++unit){ switch (unit->type){ case unit_map_begin: { i32 mapid = unit->map_begin.mapid; if (mapid == mapid_ui || mapid == mapid_nomap){ break; } else if (mapid == mapid_global){ did_top = true; } else if (mapid == mapid_file){ did_file = true; } Command_Map *map = get_or_add_map(&new_mapping, mapid); i32 count = map->count; i32 new_count = 0; if (unit->map_begin.replace){ map->real_beginning = unit; new_count = unit->map_begin.bind_count; } else{ if (map->real_beginning == 0){ map->real_beginning = unit; } new_count = unit->map_begin.bind_count + count; } map->count = new_count; if (map->max < new_count){ map->max = new_count; } }break; } } // Add up the Map Counts i32 count_global = DEFAULT_MAP_SIZE; if (did_top){ count_global = clamp_bottom(6, new_mapping.map_top.count*3/2); } i32 count_file = DEFAULT_MAP_SIZE; if (did_file){ count_file = clamp_bottom(6, new_mapping.map_file.count*3/2); } i32 count_ui = DEFAULT_UI_MAP_SIZE; i32 count_user = 0; for (i32 i = 0; i < user_map_count; ++i){ Command_Map *map = &new_mapping.user_maps[i]; count_user += clamp_bottom(6, map->max*3/2); } i32 binding_memsize = (count_global + count_file + count_ui + count_user)*sizeof(Command_Binding); // Allocate Needed Memory i32 map_id_table_memsize = user_map_count*sizeof(i32); i32 user_maps_memsize = user_map_count*sizeof(Command_Map); i32 map_id_table_rounded_memsize = l_round_up_i32(map_id_table_memsize, 8); i32 user_maps_rounded_memsize = l_round_up_i32(user_maps_memsize, 8); i32 binding_rounded_memsize = l_round_up_i32(binding_memsize, 8); i32 needed_memsize = map_id_table_rounded_memsize + user_maps_rounded_memsize + binding_rounded_memsize; new_mapping.memory = heap_allocate(gen, needed_memsize); local_part = make_part(new_mapping.memory, needed_memsize); // Move ID Table Memory and Pointer i32 *old_table = new_mapping.map_id_table; new_mapping.map_id_table = push_array(&local_part, i32, user_map_count); memmove(new_mapping.map_id_table, old_table, map_id_table_memsize); // Move User Maps Memory and Pointer Command_Map *old_maps = new_mapping.user_maps; new_mapping.user_maps = push_array(&local_part, Command_Map, user_map_count); memmove(new_mapping.user_maps, old_maps, user_maps_memsize); // Fill in Command Maps unit = (Binding_Unit*)buffer; for (++unit; unit < end; ++unit){ switch (unit->type){ case unit_map_begin: { i32 mapid = unit->map_begin.mapid; if (mapid == mapid_ui || mapid == mapid_nomap){ map_ptr = 0; break; } Command_Map *map = get_or_add_map(&new_mapping, mapid); if (unit >= map->real_beginning){ if (mapid == mapid_global){ map_ptr = &new_mapping.map_top; } else if (mapid == mapid_file){ map_ptr = &new_mapping.map_file; } else if (mapid < mapid_global){ i32 index = get_or_add_map_index(&new_mapping, mapid); Assert(index < user_map_count); map_ptr = &new_mapping.user_maps[index]; } else{ map_ptr = 0; break; } Assert(map_ptr != 0); // NOTE(allen): Map can begin multiple times, only alloc and clear when we first see it. if (map_ptr->commands == 0){ i32 count = map->max; i32 table_max = clamp_bottom(6, count*3/2); map_init(map_ptr, &local_part, table_max, mapid_global); } } }break; case unit_inherit: { if (map_ptr != 0){ map_ptr->parent = unit->map_inherit.mapid; } }break; case unit_binding: { if (map_ptr != 0){ Command_Function *func = 0; if (unit->binding.command_id < cmdid_count){ func = command_table[unit->binding.command_id]; } if (func != 0){ if (unit->binding.code == 0){ u32 index = 0; if (map_get_modifiers_hash(unit->binding.modifiers, &index)){ map_ptr->vanilla_keyboard_default[index].function = func; map_ptr->vanilla_keyboard_default[index].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 != 0){ Command_Function *func = command_user_callback; Custom_Command_Function *custom = unit->callback.func; if (func != 0){ if (unit->callback.code == 0){ u32 index = 0; if (map_get_modifiers_hash(unit->binding.modifiers, &index)){ map_ptr->vanilla_keyboard_default[index].function = func; map_ptr->vanilla_keyboard_default[index].custom = custom; } } else{ map_add(map_ptr, unit->callback.code, unit->callback.modifiers, func, custom); } } } }break; case unit_hook: { i32 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{ switch (hook_id){ case special_hook_open_file: { models->hook_open_file = (Open_File_Hook_Function*)unit->hook.func; }break; case special_hook_new_file: { models->hook_new_file = (Open_File_Hook_Function*)unit->hook.func; }break; case special_hook_save_file: { models->hook_save_file = (Open_File_Hook_Function*)unit->hook.func; }break; case special_hook_end_file: { models->hook_end_file = (Open_File_Hook_Function*)unit->hook.func; }break; case special_hook_command_caller: { models->command_caller = (Command_Caller_Hook_Function*)unit->hook.func; }break; case special_hook_render_caller: { models->render_caller = (Render_Caller_Function*)unit->hook.func; }break; case special_hook_scroll_rule: { models->scroll_rule = (Scroll_Rule_Function*)unit->hook.func; }break; case special_hook_buffer_name_resolver: { models->buffer_name_resolver = (Buffer_Name_Resolver_Function*)unit->hook.func; }break; case special_hook_input_filter: { models->input_filter = (Input_Filter_Function*)unit->hook.func; }break; case special_hook_start: { models->hook_start = (Start_Hook_Function*)unit->hook.func; }break; } } } }break; } } if (!did_top){ setup_top_commands(&new_mapping.map_top, &local_part, mapid_global); } if (!did_file){ setup_file_commands(&new_mapping.map_file, &local_part, mapid_global); } setup_ui_commands(&new_mapping.map_ui, &local_part, mapid_global); } else{ // TODO(allen): Probably should have some recovery plan here. InvalidCodePath; } Mapping old_mapping = models->mapping; if (old_mapping.memory != 0){ // TODO(allen): Do I need to explicity work on recovering the old ids of buffers? heap_free(gen, old_mapping.memory); } models->mapping = new_mapping; end_temp_memory(temp); return(result); } #include "4ed_api_implementation.cpp" internal void command_caller(Coroutine_Head *coroutine){ Command_In *cmd_in = (Command_In*)coroutine->in; Command_Data *command = cmd_in->cmd; Models *models = command->models; USE_VIEW(view); if (models->command_caller){ Generic_Command generic; if (cmd_in->bind.function == command_user_callback){ generic.command = cmd_in->bind.custom; } else{ generic.cmdid = (Command_ID)cmd_in->bind.custom_id; } models->command_caller(&models->app_links, generic); } else{ cmd_in->bind.function(command->system, command, cmd_in->bind); } } internal void app_links_init(System_Functions *system, Application_Links *app_links, void *data, i32 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_command_table(void){ #define SET(n) command_table[cmdid_##n] = command_##n SET(null); SET(undo); SET(redo); SET(reopen); SET(save); #undef SET } // App Functions internal void app_hardcode_default_style(Models *models){ Interactive_Style file_info_style = {0}; Style *styles = models->styles.styles; Style *style = styles + 1; ///////////////// 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.list_item_color = style->main.margin_color; style->main.list_item_hover_color = style->main.margin_hover_color; style->main.list_item_active_color = style->main.margin_active_color; 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.highlight_cursor_line_color = 0xFF1E1E1E; 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.ghost_character_color = color_blend(style->main.default_color, 0.5f, style->main.back_color); 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 = 0xFF3C57DC; file_info_style.pop2_color = 0xFFFF0000; style->main.file_info_style = file_info_style; ++style; ///////////////// models->styles.count = (i32)(style - styles); models->styles.max = ArrayCount(models->styles.styles); style_copy(&models->styles.styles[0], models->styles.styles + 1); } internal void init_command_line_settings(App_Settings *settings, Plat_Settings *plat_settings, i32 argc, char **argv){ char *arg = 0; Command_Line_Mode mode = CLMode_App; Command_Line_Action action = CLAct_Nothing; b32 strict = false; settings->init_files_max = ArrayCount(settings->init_files); for (i32 i = 1; i <= argc; ++i){ if (i == argc){ arg = ""; } else{ arg = argv[i]; } if (arg[0] == '-' && arg[1] == '-'){ char *long_arg_name = arg+2; if (match_cc(long_arg_name, "custom")){ mode = CLMode_Custom; continue; } } switch (mode){ case CLMode_App: { switch (action){ case CLAct_Nothing: { if (arg[0] == '-'){ action = CLAct_Ignore; switch (arg[1]){ case 'd': action = CLAct_CustomDLL; strict = false; break; case 'D': action = CLAct_CustomDLL; strict = true; 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_WindowFullscreen; break; case 'f': action = CLAct_FontSize; break; case 'h': action = CLAct_FontUseHinting; --i; break; case 'l': action = CLAct_LogStdout; --i; break; case 'L': action = CLAct_LogFile; --i; break; } } else if (arg[0] != 0){ if (settings->init_files_count < settings->init_files_max){ i32 index = settings->init_files_count++; settings->init_files[index] = arg; } } }break; case CLAct_CustomDLL: { plat_settings->custom_dll_is_strict = (b8)strict; if (i < argc){ plat_settings->custom_dll = argv[i]; } action = CLAct_Nothing; }break; case CLAct_InitialFilePosition: { if (i < argc){ settings->initial_line = str_to_int_c(argv[i]); } action = CLAct_Nothing; }break; case CLAct_WindowSize: { if (i + 1 < argc){ plat_settings->set_window_size = true; i32 w = str_to_int_c(argv[i]); i32 h = str_to_int_c(argv[i+1]); if (w > 0){ plat_settings->window_w = w; } if (h > 0){ plat_settings->window_h = h; } ++i; } action = CLAct_Nothing; }break; case CLAct_WindowMaximize: { --i; plat_settings->maximize_window = true; action = CLAct_Nothing; }break; case CLAct_WindowPosition: { if (i + 1 < argc){ plat_settings->set_window_pos = true; i32 x = str_to_int_c(argv[i]); i32 y = str_to_int_c(argv[i+1]); if (x > 0){ plat_settings->window_x = x; } if (y > 0){ plat_settings->window_y = y; } ++i; } action = CLAct_Nothing; }break; case CLAct_WindowFullscreen: { --i; plat_settings->fullscreen_window = true; action = CLAct_Nothing; }break; case CLAct_FontSize: { if (i < argc){ plat_settings->font_size = str_to_int_c(argv[i]); settings->font_size = plat_settings->font_size; } action = CLAct_Nothing; }break; case CLAct_FontUseHinting: { plat_settings->use_hinting = true; settings->use_hinting = plat_settings->use_hinting; action = CLAct_Nothing; }break; case CLAct_LogStdout: { plat_settings->use_log = LogTo_Stdout; action = CLAct_Nothing; }break; case CLAct_LogFile: { plat_settings->use_log = LogTo_LogFile; action = CLAct_Nothing; }break; } }break; case CLMode_Custom: { settings->custom_flags = argv + i; settings->custom_flags_count = argc - i; i = argc; mode = CLMode_App; }break; } } } internal App_Vars* app_setup_memory(System_Functions *system, Application_Memory *memory){ Partition _partition = make_part(memory->vars_memory, memory->vars_memory_size); App_Vars *vars = push_struct(&_partition, App_Vars); Assert(vars != 0); memset(vars, 0, sizeof(*vars)); vars->models.mem.part = _partition; heap_init(&vars->models.mem.heap); heap_extend(&vars->models.mem.heap, memory->target_memory, memory->target_memory_size); return(vars); } App_Read_Command_Line_Sig(app_read_command_line){ i32 out_size = 0; App_Vars *vars = app_setup_memory(system, memory); App_Settings *settings = &vars->models.settings; memset(settings, 0, sizeof(*settings)); plat_settings->font_size = 16; if (argc > 1){ init_command_line_settings(&vars->models.settings, plat_settings, argc, argv); } *files = vars->models.settings.init_files; *file_count = &vars->models.settings.init_files_count; return(out_size); } App_Init_Sig(app_init){ App_Vars *vars = (App_Vars*)memory->vars_memory; Models *models = &vars->models; models->keep_playing = true; app_links_init(system, &models->app_links, memory->user_memory, memory->user_memory_size); models->config_api = api; models->app_links.cmd_context = &models->command_data; Partition *partition = &models->mem.part; i32 panel_max_count = MAX_VIEWS; models->layout.panel_max_count = panel_max_count; i32 divider_max_count = panel_max_count - 1; models->layout.panel_count = 0; Panel *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 *panel = panels; for (i32 i = 0; i < panel_max_count; ++i, ++panel){ dll_insert(&models->layout.free_sentinel, panel); } Panel_Divider *dividers = push_array(partition, Panel_Divider, divider_max_count); models->layout.dividers = dividers; Panel_Divider *div = dividers; for (i32 i = 0; i < divider_max_count-1; ++i, ++div){ div->next = (div + 1); } div->next = 0; models->layout.free_divider = dividers; { models->live_set.count = 0; models->live_set.max = panel_max_count; models->live_set.views = push_array(partition, View, models->live_set.max); //dll_init_sentinel models->live_set.free_sentinel.transient.next = &models->live_set.free_sentinel; models->live_set.free_sentinel.transient.prev = &models->live_set.free_sentinel; i32 max = models->live_set.max; View *view = models->live_set.views; for (i32 i = 0; i < max; ++i, ++view){ //dll_insert(&models->live_set.free_sentinel, view); view->transient.next = models->live_set.free_sentinel.transient.next; view->transient.prev = &models->live_set.free_sentinel; models->live_set.free_sentinel.transient.next = view; view->transient.next->transient.prev = view; View_Persistent *persistent = &view->persistent; persistent->id = i; } } { umem memsize = KB(8); void *mem = push_array(partition, u8, (i32)memsize); parse_context_init_memory(&models->parse_context_memory, mem, memsize); parse_context_add_default(&models->parse_context_memory, &models->mem.heap); } { setup_command_table(); Assert(models->config_api.get_bindings != 0); i32 wanted_size = models->config_api.get_bindings(models->app_links.memory, models->app_links.memory_size); Assert(wanted_size <= models->app_links.memory_size); interpret_binding_buffer(models, models->app_links.memory, wanted_size); memset(models->app_links.memory, 0, wanted_size); } dynamic_variables_init(&models->variable_layout); dynamic_workspace_init(&models->mem.heap, &models->lifetime_allocator, DynamicWorkspace_Global, 0, &models->dynamic_workspace); // NOTE(allen): file setup working_set_init(&models->working_set, partition, &vars->models.mem.heap); models->working_set.default_display_width = DEFAULT_DISPLAY_WIDTH; models->working_set.default_minimum_base_display_width = DEFAULT_MINIMUM_BASE_DISPLAY_WIDTH; // 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 != 0){ String *dest = working_set_next_clipboard_string(&models->mem.heap, &models->working_set, clipboard.size); copy(dest, make_string((char*)clipboard.str, clipboard.size)); } // NOTE(allen): style setup models->global_font_id = 1; app_hardcode_default_style(models); // NOTE(allen): title space models->has_new_title = true; models->title_capacity = KB(4); models->title_space = push_array(partition, char, models->title_capacity); { String builder = make_string_cap(models->title_space, 0, models->title_capacity); append(&builder, WINDOW_NAME); terminate_with_null(&builder); } // NOTE(allen): init first panel Command_Data *cmd = &models->command_data; cmd->models = models; cmd->vars = vars; cmd->system = system; cmd->live_set = &models->live_set; cmd->screen_width = target->width; cmd->screen_height = target->height; cmd->key = null_key_event_data; File_Init init_files[] = { { make_lit_string("*messages*"), &models->message_buffer, true , }, { make_lit_string("*scratch*"), &models->scratch_buffer, false, }, }; Heap *heap = &models->mem.heap; for (i32 i = 0; i < ArrayCount(init_files); ++i){ Editing_File *file = working_set_alloc_always(&models->working_set, heap, &models->lifetime_allocator); buffer_bind_name(models, heap, partition, &models->working_set, file, init_files[i].name); if (init_files[i].read_only){ init_read_only_file(system, models, file); } else{ init_normal_file(system, models, 0, 0, file); } file->settings.never_kill = true; file_set_unimportant(file, true); file->settings.unwrapped_lines = true; if (init_files[i].ptr != 0){ *init_files[i].ptr = file; } } Panel_And_ID p = layout_alloc_panel(&models->layout); panel_make_empty(system, models, p.panel); models->layout.active_panel = p.id; hot_directory_init(&models->hot_directory, current_directory); // NOTE(allen): child proc list setup vars->cli_processes = make_cli_list(partition, 16); // NOTE(allen): init GUI keys models->user_up_key = key_up; models->user_down_key = key_down; } App_Step_Sig(app_step){ App_Vars *vars = (App_Vars*)memory->vars_memory; Models *models = &vars->models; Application_Step_Result app_result = {0}; app_result.mouse_cursor_type = APP_MOUSE_CURSOR_DEFAULT; app_result.lctrl_lalt_is_altgr = models->settings.lctrl_lalt_is_altgr; // NOTE(allen): OS clipboard event handling String clipboard = input->clipboard; if (clipboard.str){ String *dest = working_set_next_clipboard_string(&models->mem.heap, &models->working_set, clipboard.size); dest->size = eol_convert_in(dest->str, clipboard.str, clipboard.size); } // NOTE(allen): check files are up to date { b32 mem_too_small = 0; i32 size = 0; i32 buffer_size = KB(32); Partition *part = &models->mem.part; Temp_Memory temp = begin_temp_memory(part); char *buffer = push_array(part, char, buffer_size); u32 unmark_top = 0; u32 unmark_max = (8 << 10); Editing_File **unmark = (Editing_File**)push_array(part, Editing_File*, unmark_max); Working_Set *working_set = &models->working_set; for (;system->get_file_change(buffer, buffer_size, &mem_too_small, &size);){ Assert(!mem_too_small); Editing_File_Name canon = {0}; if (get_canon_name(system, make_string(buffer, size), &canon)){ Editing_File *file = working_set_contains_canon(working_set, canon.name); if (file != 0){ if (file->state.ignore_behind_os == 0){ file_set_dirty_flag(file, DirtyState_UnloadedChanges); } else if (file->state.ignore_behind_os == 1){ file->state.ignore_behind_os = 2; unmark[unmark_top++] = file; if (unmark_top == unmark_max){ break; } } } } } for (u32 i = 0; i < unmark_top; ++i){ unmark[i]->state.ignore_behind_os = 0; } end_temp_memory(temp); } // 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; 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); } } // NOTE(allen): prepare input information { if (models->input_filter != 0){ models->input_filter(&input->mouse); } Key_Event_Data mouse_event = {0}; if (input->mouse.press_l){ mouse_event.keycode = key_mouse_left; input->keys.keys[input->keys.count++] = mouse_event; } else if (input->mouse.release_l){ mouse_event.keycode = key_mouse_left_release; input->keys.keys[input->keys.count++] = mouse_event; } if (input->mouse.press_r){ mouse_event.keycode = key_mouse_right; input->keys.keys[input->keys.count++] = mouse_event; } else if (input->mouse.release_r){ mouse_event.keycode = key_mouse_right_release; input->keys.keys[input->keys.count++] = mouse_event; } if (input->mouse.wheel != 0){ mouse_event.keycode = key_mouse_wheel; input->keys.keys[input->keys.count++] = mouse_event; } if (input->mouse.x != models->prev_x && input->mouse.y != models->prev_y){ mouse_event.keycode = key_mouse_move; input->keys.keys[input->keys.count++] = mouse_event; } if (models->animated_last_frame){ mouse_event.keycode = key_animate; input->keys.keys[input->keys.count++] = mouse_event; } } // NOTE(allen): detect mouse hover status i32 mx = input->mouse.x; i32 my = input->mouse.y; b32 mouse_in_edit_area = false; b32 mouse_in_margin_area = false; Panel *mouse_panel = 0; for (Panel *panel = models->layout.used_sentinel.next; panel != &models->layout.used_sentinel; panel = panel->next){ if (hit_check(mx, my, panel->inner)){ mouse_panel = panel; mouse_in_edit_area = true; break; } else if (hit_check(mx, my, panel->full)){ mouse_panel = panel; mouse_in_margin_area = true; break; } } b32 mouse_on_divider = false; b32 mouse_divider_vertical = false; 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 = false; if (my > panel->inner.y0){ mouse_divider_side = -1; } else{ mouse_divider_side = 1; } } else{ mouse_divider_vertical = true; if (mx > panel->inner.x0){ mouse_divider_side = -1; } else{ mouse_divider_side = 1; } } if (models->layout.panel_count > 1){ mouse_divider_id = panel->parent; i32 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 = true; 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){ Partition *scratch = &models->mem.part; CLI_List *list = &vars->cli_processes; Temp_Memory temp = begin_temp_memory(&models->mem.part); CLI_Process **procs_to_free = push_array(scratch, CLI_Process*, list->count); u32 proc_free_count = 0; u32 max = KB(128); char *dest = push_array(scratch, char, max); CLI_Process *proc_ptr = list->procs; for (u32 i = 0; i < list->count; ++i, ++proc_ptr){ Editing_File *file = proc_ptr->out_file; CLI_Handles *cli = &proc_ptr->cli; b32 edited_file = false; u32 amount = 0; system->cli_begin_update(cli); if (system->cli_update_step(cli, dest, max, &amount)){ if (file != 0 && amount > 0){ amount = eol_in_place_convert_in(dest, amount); output_file_append(system, models, file, make_string(dest, amount)); edited_file = true; } } if (system->cli_end_update(cli)){ if (file != 0){ char str_space[256]; String str = make_fixed_width_string(str_space); append(&str, make_lit_string("exited with code ")); append_int_to_str(&str, cli->exit); output_file_append(system, models, file, str); edited_file = true; } procs_to_free[proc_free_count++] = proc_ptr; } if (proc_ptr->cursor_at_end && file != 0){ file_cursor_to_end(system, models, file); } } for (i32 i = proc_free_count - 1; i >= 0; --i){ cli_list_free_proc(list, procs_to_free[i]); } end_temp_memory(temp); } // NOTE(allen): prepare to start executing commands Command_Data *cmd = &models->command_data; cmd->models = models; cmd->vars = vars; cmd->system = system; cmd->live_set = &models->live_set; cmd->screen_width = target->width; cmd->screen_height = target->height; cmd->key = null_key_event_data; // NOTE(allen): First frame initialization if (input->first_step){ // Open command line files. char space[512]; String cl_filename = make_fixed_width_string(space); copy_ss(&cl_filename, models->hot_directory.string); i32 cl_filename_len = cl_filename.size; for (i32 i = 0; i < models->settings.init_files_count; ++i){ cl_filename.size = cl_filename_len; String filename = {0}; Editing_File_Name canon_name = {0}; if (get_canon_name(system, make_string_slowly(models->settings.init_files[i]), &canon_name)){ filename = canon_name.name; } else{ append_sc(&cl_filename, models->settings.init_files[i]); filename = cl_filename; } open_file(system, models, filename); } if (models->hook_start != 0){ char **files = models->settings.init_files; i32 files_count = models->settings.init_files_count; char **flags = models->settings.custom_flags; i32 flags_count = models->settings.custom_flags_count; models->hook_start(&models->app_links, files, files_count, flags, flags_count); } } // NOTE(allen): Get Available Input vars->available_input = init_available_input(&input->keys, &input->mouse); // NOTE(allen): Keyboard and Mouse input to command coroutine. if (models->command_coroutine != 0){ Coroutine_Head *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; Command_Data *command = cmd; USE_VIEW(view); Partition *part = &models->mem.part; Temp_Memory temp = begin_temp_memory(part); // HACK(allen): This can be simplified a lot more. Coroutine_Event *events = push_array(part, Coroutine_Event, 32); u32 event_count = 0; Key_Input_Data key_data = get_key_data(&vars->available_input); if ((get_flags & EventOnAnyKey) || (get_flags & EventOnEsc)){ for (i32 key_i = 0; key_i < key_data.count; ++key_i){ Key_Code keycode = key_data.keys[key_i].keycode; if (keycode != key_animate && keycode != key_mouse_move){ Coroutine_Event *new_event = &events[event_count++]; new_event->type = Event_Keyboard; new_event->key_i = key_i; } } } if (models->command_coroutine != 0 && (get_flags & EventOnMouse)){ Coroutine_Event *new_event = &events[event_count++]; new_event->type = Event_Mouse; } Coroutine_Event *event = events; for (u32 event_i = 0; event_i < event_count; ++event_i, ++event){ b32 pass_in = false; User_Input user_in = {0}; switch (event->type){ case Event_Keyboard: { Key_Event_Data key = key_data.keys[event->key_i]; cmd->key = key; i32 map = mapid_global; if (view != 0){ map = view_get_map(view); } Command_Binding cmd_bind = map_extract_recursive(&models->mapping, map, key); user_in.type = UserInputKey; user_in.key = key; user_in.command.command = cmd_bind.custom; if ((abort_flags & EventOnEsc) && key.keycode == key_esc){ user_in.abort = true; } else if (abort_flags & EventOnAnyKey){ user_in.abort = true; } if (get_flags & EventOnAnyKey){ pass_in = true; consume_input(&vars->available_input, Input_AnyKey, "command coroutine"); } if (key.keycode == key_esc){ if (get_flags & EventOnEsc){ pass_in = true; } consume_input(&vars->available_input, Input_Esc, "command coroutine"); } }break; case Event_Mouse: { user_in.type = UserInputMouse; user_in.mouse = input->mouse; if (abort_flags & EventOnMouseMove){ user_in.abort = true; } if (get_flags & EventOnMouseMove){ pass_in = true; 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 = true; } if (get_flags & EventOnLeftButton){ pass_in = true; 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 = true; } if (get_flags & EventOnRightButton){ pass_in = true; consume_input(&vars->available_input, Input_MouseRightButton, "command coroutine"); } } if (input->mouse.wheel != 0){ if (abort_flags & EventOnWheel){ user_in.abort = true; } if (get_flags & EventOnWheel){ pass_in = true; consume_input(&vars->available_input, Input_MouseWheel, "command coroutine"); } } }break; } 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 = true; // 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->transient.query_set); } if (models->command_coroutine == 0) break; } } end_temp_memory(temp); } // 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); { Command_Data *command = cmd; USE_VIEW(active_view); USE_PANEL(active_panel); for (Panel *panel = models->layout.used_sentinel.next; panel != &models->layout.used_sentinel; panel = panel->next){ View *view = panel->view; b32 active = (panel == active_panel); Input_Summary summary = (active)?(active_input):(dead_input); if (panel == mouse_panel && !input->mouse.out_of_window){ summary.mouse = mouse_state; } GUI_Scroll_Vars *scroll_vars = 0; i32 max_y = 0; b32 file_scroll = false; if (!view->transient.ui_mode){ scroll_vars = &view->transient.edit_pos->scroll; max_y = view_compute_max_target_y(view); file_scroll = true; } else{ scroll_vars = &view->transient.ui_scroll; i32 bottom = view->transient.ui_control.bounding_box[UICoordinates_Scrolled].y1; max_y = view_compute_max_target_y_from_bottom_y(view, (f32)bottom); file_scroll = false; } Input_Process_Result ip_result = do_step_file_view(system, view, models, panel->inner, active, &summary, *scroll_vars, max_y); if (ip_result.is_animating){ app_result.animating = true; } 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"); } if (memcmp(scroll_vars, &ip_result.scroll, sizeof(*scroll_vars)) != 0){ if (file_scroll){ view_set_scroll(system, view, ip_result.scroll); } else{ *scroll_vars = ip_result.scroll; } } } } // NOTE(allen): command execution { Key_Input_Data 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 = key_data.keys[key_i]; cmd->key = key; Command_Data *command = cmd; USE_VIEW(view); Assert(view != 0); i32 map = view_get_map(view); Command_Binding cmd_bind = map_extract_recursive(&models->mapping, map, key); if (cmd_bind.function){ if (key.keycode == key_esc){ hit_esc = true; } else{ hit_something = true; } Assert(models->command_coroutine == 0); Coroutine_Head *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 = true; } }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"); } } // 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; f32 min = 0; f32 max = 0; { f32 mid = layout_get_position(&models->layout, mouse_divider_id); if (mouse_divider_vertical){ max = (f32)models->layout.full_width; } else{ max = (f32)models->layout.full_height; } 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); f32 pos = layout_get_position(&models->layout, divider_id); 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){ --top; Divider_And_ID other_div = layout_get_divider(&models->layout, divider_stack[top]); b32 divider_match = (other_div.divider->v_divider == mouse_divider_vertical); f32 pos = layout_get_position(&models->layout, divider_stack[top]); 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); } } }break; case APP_STATE_RESIZING: { if (input->mouse.l){ Panel_Divider *divider = vars->resizing.divider; i32 mouse_position = 0; b32 do_absolute_positions = 1; if (do_absolute_positions){ i32 absolute_positions[MAX_VIEWS]; i32 min = 0, max = 0; i32 div_id = (i32)(divider - models->layout.dividers); layout_compute_absolute_positions(&models->layout, absolute_positions); mouse_position = (divider->v_divider)?(mx):(my); layout_get_min_max(&models->layout, divider, absolute_positions, &min, &max); absolute_positions[div_id] = clamp(min, mouse_position, max); layout_update_all_positions(&models->layout, absolute_positions); } else{ if (divider->v_divider){ mouse_position = clamp(0, mx, models->layout.full_width); } else{ mouse_position = clamp(0, my, models->layout.full_height); } divider->pos = layout_compute_position(&models->layout, divider, mouse_position); } layout_fix_all_panels(&models->layout); } else{ vars->state = APP_STATE_EDIT; } }break; } if (models->layout.panel_state_dirty && models->hooks[hook_view_size_change] != 0){ models->layout.panel_state_dirty = 0; models->hooks[hook_view_size_change](&models->app_links); } if (mouse_in_edit_area && mouse_panel != 0 && input->mouse.press_l){ i32 new_panel_id = (i32)(mouse_panel - models->layout.panels); if (models->layout.active_panel != new_panel_id){ if (models->command_coroutine != 0){ User_Input user_in = {0}; user_in.abort = true; for (u32 j = 0; j < 10 && models->command_coroutine != 0; ++j){ models->command_coroutine = app_resume_coroutine(system, &models->app_links, Co_Command, models->command_coroutine, &user_in, models->command_coroutine_flags); } if (models->command_coroutine != 0){ // TODO(allen): post grave warning models->command_coroutine = 0; } Panel *active_panel = &models->layout.panels[models->layout.active_panel]; View *view = active_panel->view; init_query_set(&view->transient.query_set); } models->layout.active_panel = new_panel_id; app_result.animating = true; } } // NOTE(allen): on the first frame there should be no scrolling if (input->first_step){ for (Panel *panel = models->layout.used_sentinel.next; panel != &models->layout.used_sentinel; panel = panel->next){ View *view = panel->view; if (view->transient.edit_pos != 0){ GUI_Scroll_Vars *scroll_vars = &view->transient.edit_pos->scroll; scroll_vars->scroll_x = (f32)scroll_vars->target_x; scroll_vars->scroll_y = (f32)scroll_vars->target_y; } } } // NOTE(allen): If the exit signal has been sent, run the exit hook. if (input->trying_to_kill){ models->keep_playing = false; } if (!models->keep_playing){ Hook_Function *exit_func = models->hooks[hook_exit]; if (exit_func != 0){ if (exit_func(&models->app_links) == 0){ app_result.animating = true; models->keep_playing = true; } } } // NOTE(allen): rendering { begin_render_section(target, system); Command_Data *command = cmd; USE_PANEL(active_panel); USE_VIEW(active_view); cmd->target = target; // NOTE(allen): render the panels for (Panel *panel = models->layout.used_sentinel.next; panel != &models->layout.used_sentinel; panel = panel->next){ i32_Rect full = panel->full; i32_Rect inner = panel->inner; View *view = panel->view; Style *style = &models->styles.styles[0]; b32 active = (panel == active_panel); u32 back_color = style->main.back_color; draw_rectangle(target, full, back_color); GUI_Scroll_Vars *scroll_vars = &view->transient.edit_pos->scroll; do_render_file_view(system, view, models, scroll_vars, active_view, panel->inner, active, target, &dead_input); 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 new window title if (models->has_new_title){ models->has_new_title = false; app_result.has_new_title = true; app_result.title_string = models->title_space; } // 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; // NOTE(allen): Update Frame to Frame States models->prev_x = input->mouse.x; models->prev_y = input->mouse.y; models->animated_last_frame = app_result.animating; models->frame_counter += 1; // end-of-app_step return(app_result); } extern "C" 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