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new get buffer api

This commit is contained in:
Allen Webster 2016-02-23 10:23:45 -05:00
parent a77861ccfd
commit 9a59958006
6 changed files with 127 additions and 36 deletions
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6
4coder_custom.cpp
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@ -5,6 +5,12 @@
#define FCPP_STRING_IMPLEMENTATION
#include "4coder_string.h"
// NOTE(allen): See exec_command and surrounding code in 4coder_helper.h
// to decide whether you want macro translations, without them you will
// have to manipulate the command and parameter stack through
// "app->" which may be more or less clear depending on your use.
#define DisableMacroTranslations 0
#include "4coder_custom.h"
#include "4coder_helper.h"

23
4coder_custom.h
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@ -220,6 +220,7 @@ struct Buffer_Summary{
// NOTE(allen): None of these members nor any of the data pointed to
// by these members should be modified, I would have made them const...
// but that actually causes problems for C++ reasons.
int found_buffer;
int file_id;
int size;
@ -259,31 +260,47 @@ extern "C"{
#define PUSH_MEMORY_SIG(name) char* name(void *cmd_context, int len)
#define EXECUTE_COMMAND_SIG(name) void name(void *cmd_context, int command_id)
#define CLEAR_PARAMETERS_SIG(name) void name(void *cmd_context)
#define GET_ACTIVE_BUFFER_SIG(name) Buffer_Summary name(void *cmd_context)
#define DIRECTORY_GET_HOT_SIG(name) int name(void *cmd_context, char *buffer, int max)
#define DIRECTORY_HAS_FILE_SIG(name) int name(String dir, char *filename)
#define DIRECTORY_CD_SIG(name) int name(String *dir, char *rel_path)
#define GET_BUFFER_MAX_INDEX_SIG(name) int name(void *cmd_context)
#define GET_BUFFER_SIG(name) Buffer_Summary name(void *cmd_context, int index)
#define GET_ACTIVE_BUFFER_SIG(name) Buffer_Summary name(void *cmd_context)
#define GET_BUFFER_BY_NAME(name) Buffer_Summary name(void *cmd_context, String filename)
extern "C"{
typedef EXECUTE_COMMAND_SIG(Exec_Command_Function);
typedef PUSH_PARAMETER_SIG(Push_Parameter_Function);
typedef PUSH_MEMORY_SIG(Push_Memory_Function);
typedef CLEAR_PARAMETERS_SIG(Clear_Parameters_Function);
typedef GET_ACTIVE_BUFFER_SIG(Get_Active_Buffer_Function);
typedef DIRECTORY_GET_HOT_SIG(Directory_Get_Hot);
typedef DIRECTORY_HAS_FILE_SIG(Directory_Has_File);
typedef DIRECTORY_CD_SIG(Directory_CD);
typedef GET_BUFFER_MAX_INDEX_SIG(Get_Buffer_Max_Index_Function);
typedef GET_BUFFER_SIG(Get_Buffer_Function);
typedef GET_ACTIVE_BUFFER_SIG(Get_Active_Buffer_Function);
typedef GET_BUFFER_BY_NAME(Get_Buffer_By_Name_Function);
}
struct Application_Links{
// Command exectuion
Exec_Command_Function *exec_command_keep_stack;
Push_Parameter_Function *push_parameter;
Push_Memory_Function *push_memory;
Clear_Parameters_Function *clear_parameters;
Get_Active_Buffer_Function *get_active_buffer;
// File system navigation
Directory_Get_Hot *directory_get_hot;
Directory_Has_File *directory_has_file;
Directory_CD *directory_cd;
// Buffer manipulation
Get_Buffer_Max_Index_Function *get_buffer_max_index;
Get_Buffer_Function *get_buffer;
Get_Active_Buffer_Function *get_active_buffer;
Get_Buffer_By_Name_Function *get_buffer_by_name;
};
struct Custom_API{

3
4coder_helper.h
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@ -242,6 +242,8 @@ push_directory(Application_Links *app, void *cmd_context){
#define dir_string(d) ((d).str), ((d).size)
#if DisableMacroTranslations == 0
inline void
exec_command_(Application_Links *app, void *cmd_context, Command_ID id){
app->exec_command_keep_stack(cmd_context, id);
@ -260,4 +262,5 @@ exec_command_(Application_Links *app, void *cmd_context, Custom_Command_Function
#define exec_command(cmd_context, cmd) exec_command_(app, cmd_context, cmd)
#endif

115
4ed.cpp
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@ -238,18 +238,17 @@ COMMAND_DECL(write_character){
USE_LAYOUT(layout);
USE_MEM(mem);
u8 character = (u8)command->key.character;
char str_space[2];
String string = make_string(str_space, 2);
str_space[0] = character;
string.size = 1;
char character;
i32 pos, next_cursor_pos;
i32 pos;
character = command->key.character;
if (character != 0){
pos = view->cursor.pos;
i32 next_cursor_pos = view->cursor.pos + string.size;
view_replace_range(system, mem, view, layout, pos, pos, string.str, string.size, next_cursor_pos);
next_cursor_pos = view->cursor.pos + 1;
view_replace_range(system, mem, view, layout, pos, pos, &character, 1, next_cursor_pos);
view_cursor_move(view, next_cursor_pos);
file->state.cursor_pos = view->cursor.pos;
}
}
COMMAND_DECL(seek_whitespace_right){
@ -1681,7 +1680,7 @@ COMMAND_DECL(cursor_mark_swap){
REQ_FILE_VIEW(view);
i32 pos = view->cursor.pos;
view->cursor = view_compute_cursor_from_pos(view, view->mark);
view_cursor_move(view, view->mark);
view->mark = pos;
}
@ -2010,6 +2009,22 @@ COMPOSE_DECL(compose_write_auto_tab_line){
globalvar Command_Function command_table[cmdid_count];
internal void
fill_buffer_summary(Buffer_Summary *buffer, Editing_File *file, Working_Set *working_set){
buffer->found_buffer = 1;
buffer->file_id = (int)(file - working_set->files);
buffer->size = file->state.buffer.size;
buffer->file_cursor_pos = file->state.cursor_pos;
buffer->file_name_len = file->name.source_path.size;
buffer->buffer_name_len = file->name.live_name.size;
buffer->file_name = file->name.source_path.str;
buffer->buffer_name = file->name.live_name.str;
buffer->is_lexed = file->settings.tokens_exist;
buffer->map_id = file->settings.base_map_id;
}
extern "C"{
EXECUTE_COMMAND_SIG(external_exec_command_keep_stack){
Command_Data *cmd = (Command_Data*)cmd_context;
@ -2049,27 +2064,72 @@ extern "C"{
cmd->part.pos = 0;
}
GET_ACTIVE_BUFFER_SIG(external_get_active_buffer){
GET_BUFFER_MAX_INDEX_SIG(external_get_buffer_max_index){
Command_Data *cmd = (Command_Data*)cmd_context;
Working_Set *working_set;
int max;
working_set = cmd->working_set;
max = working_set->file_index_count;
return(max);
}
GET_BUFFER_SIG(external_get_buffer){
Command_Data *cmd = (Command_Data*)cmd_context;
Editing_File *file;
Working_Set *working_set;
int max;
Buffer_Summary buffer = {};
File_View *view = view_to_file_view(cmd->view);
if (view){
Editing_File *file = view->file;
if (file && !file->state.is_dummy){
working_set = cmd->working_set;
max = working_set->file_index_count;
if (index >= 0 && index < max){
file = working_set->files + index;
if (!file->state.is_dummy && file_is_ready(file)){
#if BUFFER_EXPERIMENT_SCALPEL <= 0
Working_Set *working_set = cmd->working_set;
buffer.file_id = (int)(file - working_set->files);
buffer.size = file->state.buffer.size;
buffer.file_cursor_pos = file->state.cursor_pos;
fill_buffer_summary(&buffer, file, working_set);
#endif
}
}
buffer.file_name_len = file->name.source_path.size;
buffer.buffer_name_len = file->name.live_name.size;
buffer.file_name = file->name.source_path.str;
buffer.buffer_name = file->name.live_name.str;
return(buffer);
}
buffer.is_lexed = file->settings.tokens_exist;
buffer.map_id = file->settings.base_map_id;
GET_ACTIVE_BUFFER_SIG(external_get_active_buffer){
Command_Data *cmd = (Command_Data*)cmd_context;
File_View *view;
Editing_File *file;
Working_Set *working_set;
Buffer_Summary buffer = {};
view = view_to_file_view(cmd->view);
if (view){
file = view->file;
working_set = cmd->working_set;
if (file && !file->state.is_dummy && file_is_ready(file)){
#if BUFFER_EXPERIMENT_SCALPEL <= 0
fill_buffer_summary(&buffer, file, working_set);
#endif
}
}
return(buffer);
}
GET_BUFFER_BY_NAME(external_get_buffer_by_name){
Command_Data *cmd = (Command_Data*)cmd_context;
Editing_File *file;
Working_Set *working_set;
i32 index;
Buffer_Summary buffer = {};
working_set = cmd->working_set;
if (table_find(&working_set->table, filename, &index)){
file = working_set->files + index;
if (!file->state.is_dummy && file_is_ready(file)){
#if BUFFER_EXPERIMENT_SCALPEL <= 0
fill_buffer_summary(&buffer, file, working_set);
#endif
}
}
@ -2096,10 +2156,15 @@ app_links_init(System_Functions *system){
app_links.push_parameter = external_push_parameter;
app_links.push_memory = external_push_memory;
app_links.clear_parameters = external_clear_parameters;
app_links.get_active_buffer = external_get_active_buffer;
app_links.directory_get_hot = external_directory_get_hot;
app_links.directory_has_file = system->directory_has_file;
app_links.directory_cd = system->directory_cd;
app_links.get_buffer_max_index = external_get_buffer_max_index;
app_links.get_buffer = external_get_buffer;
app_links.get_active_buffer = external_get_active_buffer;
app_links.get_buffer_by_name = external_get_buffer_by_name;
}
#if FRED_INTERNAL

2
4ed_file.cpp
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@ -197,7 +197,7 @@ table_add(File_Table *table, String name, i32 id){
return 0;
}
internal bool32
internal b32
table_find_pos(File_Table *table, String name, i32 *index){
File_Table_Entry e;
i32 i;

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