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4coder/4coder_custom.cpp

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/*
* Example use of customization API
*/
// 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.
#include "4coder_custom.h"
#define FCPP_STRING_IMPLEMENTATION
#include "4coder_string.h"
#define UseInterfacesThatArePhasingOut 0
#include "4coder_helper.h"
#ifndef literal
#define literal(s) (s), (sizeof(s)-1)
#endif
// NOTE(allen|a3.3): All of your custom ids should be enumerated
// as shown here, they may start at 0, and you can only have
// 2^24 of them so don't be wasteful!
enum My_Maps{
my_code_map,
my_html_map
};
HOOK_SIG(my_start){
exec_command(app, cmdid_open_panel_vsplit);
exec_command(app, cmdid_change_active_panel);
}
HOOK_SIG(my_file_settings){
Buffer_Summary buffer = app->get_active_buffer(app);
// NOTE(allen|a3.4.2): Whenever you ask for a buffer, you can check that
// the exists field is set to true. Reasons why the buffer might not exist:
// -The active panel does not contain a buffer and get_active_buffer was used
// -The index provided to get_buffer was out of range [0,max) or that index is associated to a dummy buffer
// -The name provided to get_buffer_by_name did not match any of the existing buffers
if (buffer.exists){
int treat_as_code = 0;
if (buffer.file_name && buffer.size < (16 << 20)){
String ext = file_extension(make_string(buffer.file_name, buffer.file_name_len));
if (match(ext, make_lit_string("cpp"))) treat_as_code = 1;
else if (match(ext, make_lit_string("h"))) treat_as_code = 1;
else if (match(ext, make_lit_string("c"))) treat_as_code = 1;
else if (match(ext, make_lit_string("hpp"))) treat_as_code = 1;
}
push_parameter(app, par_lex_as_cpp_file, treat_as_code);
push_parameter(app, par_wrap_lines, !treat_as_code);
push_parameter(app, par_key_mapid, (treat_as_code)?((int)my_code_map):((int)mapid_file));
exec_command(app, cmdid_set_settings);
}
}
CUSTOM_COMMAND_SIG(write_increment){
char text[] = "++";
int size = sizeof(text) - 1;
Buffer_Summary buffer = app->get_active_buffer(app);
app->buffer_replace_range(app, &buffer, buffer.buffer_cursor_pos, buffer.buffer_cursor_pos, text, size);
}
CUSTOM_COMMAND_SIG(write_decrement){
char text[] = "--";
int size = sizeof(text) - 1;
Buffer_Summary buffer = app->get_active_buffer(app);
app->buffer_replace_range(app, &buffer, buffer.buffer_cursor_pos, buffer.buffer_cursor_pos, text, size);
}
static void
long_braces(Application_Links *app, char *text, int size){
View_Summary view;
Buffer_Summary buffer;
int pos;
view = app->get_active_view(app);
buffer = app->get_buffer(app, view.buffer_id);
pos = view.cursor.pos;
app->buffer_replace_range(app, &buffer, pos, pos, text, size);
app->view_set_cursor(app, &view, seek_pos(pos + 2), 1);
push_parameter(app, par_range_start, pos);
push_parameter(app, par_range_end, pos + size);
push_parameter(app, par_clear_blank_lines, 0);
exec_command(app, cmdid_auto_tab_range);
}
CUSTOM_COMMAND_SIG(open_long_braces){
char text[] = "{\n\n}";
int size = sizeof(text) - 1;
long_braces(app, text, size);
}
CUSTOM_COMMAND_SIG(open_long_braces_semicolon){
char text[] = "{\n\n};";
int size = sizeof(text) - 1;
long_braces(app, text, size);
}
CUSTOM_COMMAND_SIG(open_long_braces_break){
char text[] = "{\n\n}break;";
int size = sizeof(text) - 1;
long_braces(app, text, size);
}
CUSTOM_COMMAND_SIG(paren_wrap){
View_Summary view;
Buffer_Summary buffer;
char text1[] = "(";
int size1 = sizeof(text1) - 1;
char text2[] = ")";
int size2 = sizeof(text2) - 1;
Range range;
int pos;
view = app->get_active_view(app);
buffer = app->get_active_buffer(app);
range = get_range(&view);
pos = range.max;
app->buffer_replace_range(app, &buffer, pos, pos, text2, size2);
pos = range.min;
app->buffer_replace_range(app, &buffer, pos, pos, text1, size1);
}
CUSTOM_COMMAND_SIG(if0_off){
View_Summary view;
Buffer_Summary buffer;
char text1[] = "#if 0\n";
int size1 = sizeof(text1) - 1;
char text2[] = "#endif\n";
int size2 = sizeof(text2) - 1;
Range range;
int pos;
view = app->get_active_view(app);
buffer = app->get_active_buffer(app);
range = get_range(&view);
pos = range.min;
app->buffer_replace_range(app, &buffer, pos, pos, text1, size1);
push_parameter(app, par_range_start, pos);
push_parameter(app, par_range_end, pos);
exec_command(app, cmdid_auto_tab_range);
app->refresh_view(app, &view);
range = get_range(&view);
pos = range.max;
app->buffer_replace_range(app, &buffer, pos, pos, text2, size2);
push_parameter(app, par_range_start, pos);
push_parameter(app, par_range_end, pos);
exec_command(app, cmdid_auto_tab_range);
}
CUSTOM_COMMAND_SIG(backspace_word){
View_Summary view;
Buffer_Summary buffer;
int pos2, pos1;
view = app->get_active_view(app);
pos2 = view.cursor.pos;
exec_command(app, cmdid_seek_alphanumeric_left);
app->refresh_view(app, &view);
pos1 = view.cursor.pos;
buffer = app->get_buffer(app, view.buffer_id);
app->buffer_replace_range(app, &buffer, pos1, pos2, 0, 0);
}
CUSTOM_COMMAND_SIG(switch_to_compilation){
View_Summary view;
Buffer_Summary buffer;
char name[] = "*compilation*";
int name_size = sizeof(name)-1;
// TODO(allen): This will only work for file views for now. Fix up this
// view nonsense so that view types aren't such an issue.
view = app->get_active_view(app);
buffer = app->get_buffer_by_name(app, name, name_size);
app->view_set_buffer(app, &view, buffer.buffer_id);
}
CUSTOM_COMMAND_SIG(move_up_10){
View_Summary view;
float x, y;
view = app->get_active_view(app);
x = view.preferred_x;
if (view.unwrapped_lines){
y = view.cursor.unwrapped_y;
}
else{
y = view.cursor.wrapped_y;
}
y -= 10*view.line_height;
app->view_set_cursor(app, &view, seek_xy(x, y, 0, view.unwrapped_lines), 0);
}
CUSTOM_COMMAND_SIG(move_down_10){
View_Summary view;
float x, y;
view = app->get_active_view(app);
x = view.preferred_x;
if (view.unwrapped_lines){
y = view.cursor.wrapped_y;
}
else{
y = view.cursor.wrapped_y;
}
y += 10*view.line_height;
app->view_set_cursor(app, &view, seek_xy(x, y, 0, view.unwrapped_lines), 0);
}
CUSTOM_COMMAND_SIG(open_file_in_quotes){
View_Summary view;
Buffer_Summary buffer;
char short_file_name[128];
int pos, start, end, size;
view = app->get_active_view(app);
buffer = app->get_buffer(app, view.buffer_id);
pos = view.cursor.pos;
app->buffer_seek_delimiter(app, &buffer, pos, '"', 1, &end);
app->buffer_seek_delimiter(app, &buffer, pos, '"', 0, &start);
++start;
size = end - start;
// NOTE(allen): This check is necessary because app->buffer_read_range
// requiers that the output buffer you provide is at least (end - start) bytes long.
if (size < sizeof(short_file_name)){
char file_name_[256];
String file_name = make_fixed_width_string(file_name_);
app->buffer_read_range(app, &buffer, start, end, short_file_name);
copy(&file_name, make_string(buffer.file_name, buffer.file_name_len));
remove_last_folder(&file_name);
append(&file_name, make_string(short_file_name, size));
exec_command(app, cmdid_change_active_panel);
push_parameter(app, par_name, expand_str(file_name));
exec_command(app, cmdid_interactive_open);
}
}
CUSTOM_COMMAND_SIG(goto_line){
int line_number;
Query_Bar bar;
char string_space[256];
bar.prompt = make_lit_string("Goto Line: ");
bar.string = make_fixed_width_string(string_space);
if (query_user_number(app, &bar)){
line_number = str_to_int(bar.string);
active_view_to_line(app, line_number);
}
}
CUSTOM_COMMAND_SIG(search);
CUSTOM_COMMAND_SIG(reverse_search);
static void
isearch(Application_Links *app, int start_reversed){
View_Summary view;
Buffer_Summary buffer;
User_Input in;
Query_Bar bar;
if (app->start_query_bar(app, &bar, 0) == 0) return;
Range match;
int reverse = start_reversed;
int pos;
view = app->get_active_view(app);
buffer = app->get_buffer(app, view.buffer_id);
pos = view.cursor.pos;
match = make_range(pos, pos);
char bar_string_space[256];
bar.string = make_fixed_width_string(bar_string_space);
String isearch = make_lit_string("I-Search: ");
String rsearch = make_lit_string("Reverse-I-Search: ");
while (1){
// NOTE(allen): Change the bar's prompt to match the current direction.
if (reverse) bar.prompt = rsearch;
else bar.prompt = isearch;
in = app->get_user_input(app, EventOnAnyKey, EventOnEsc | EventOnButton);
if (in.abort) break;
// NOTE(allen): If we're getting mouse events here it's a 4coder bug, because we
// only asked to intercept key events.
assert(in.type == UserInputKey);
int made_change = 0;
if (in.key.keycode == '\n' || in.key.keycode == '\t'){
break;
}
else if (in.key.character && key_is_unmodified(&in.key)){
append(&bar.string, in.key.character);
made_change = 1;
}
else if (in.key.keycode == key_back){
--bar.string.size;
made_change = 1;
}
int step_forward = 0;
int step_backward = 0;
if (CommandEqual(in.command, search)) step_forward = 1;
if (CommandEqual(in.command, reverse_search)) step_backward = 1;
int start_pos = pos;
if (step_forward && reverse){
start_pos = match.start + 1;
pos = start_pos;
reverse = 0;
step_forward = 0;
}
if (step_backward && !reverse){
start_pos = match.start - 1;
pos = start_pos;
reverse = 1;
step_backward = 0;
}
if (in.key.keycode != key_back){
int new_pos;
if (reverse){
app->buffer_seek_string(app, &buffer, start_pos - 1, bar.string.str, bar.string.size, 0, &new_pos);
if (new_pos >= 0){
if (step_backward){
pos = new_pos;
start_pos = new_pos;
app->buffer_seek_string(app, &buffer, start_pos - 1, bar.string.str, bar.string.size, 0, &new_pos);
if (new_pos < 0) new_pos = start_pos;
}
match.start = new_pos;
match.end = match.start + bar.string.size;
}
}
else{
app->buffer_seek_string(app, &buffer, start_pos + 1, bar.string.str, bar.string.size, 1, &new_pos);
if (new_pos < buffer.size){
if (step_forward){
pos = new_pos;
start_pos = new_pos;
app->buffer_seek_string(app, &buffer, start_pos + 1, bar.string.str, bar.string.size, 1, &new_pos);
if (new_pos >= buffer.size) new_pos = start_pos;
}
match.start = new_pos;
match.end = match.start + bar.string.size;
}
}
}
else{
match.end = match.start + bar.string.size;
}
app->view_set_highlight(app, &view, match.start, match.end, 1);
}
app->view_set_highlight(app, &view, 0, 0, 0);
if (in.abort) return;
app->view_set_cursor(app, &view, seek_pos(match.min), 1);
}
CUSTOM_COMMAND_SIG(search){
isearch(app, 0);
}
CUSTOM_COMMAND_SIG(reverse_search){
isearch(app, 1);
}
CUSTOM_COMMAND_SIG(rewrite_as_single_caps){
View_Summary view;
Buffer_Summary buffer;
Range range;
String string;
int is_first, i;
exec_command(app, cmdid_seek_token_left);
view = app->get_active_view(app);
range.min = view.cursor.pos;
exec_command(app, cmdid_seek_token_right);
app->refresh_view(app, &view);
range.max = view.cursor.pos;
string.str = (char*)app->memory;
string.size = range.max - range.min;
assert(string.size < app->memory_size);
buffer = app->get_buffer(app, view.buffer_id);
app->buffer_read_range(app, &buffer, range.min, range.max, string.str);
is_first = 1;
for (i = 0; i < string.size; ++i){
if (char_is_alpha_true(string.str[i])){
if (is_first) is_first = 0;
else string.str[i] = char_to_lower(string.str[i]);
}
else{
is_first = 1;
}
}
app->buffer_replace_range(app, &buffer, range.min, range.max, string.str, string.size);
}
// TODO(allen):
// get range by specific "word" type (for example "get token range")
// read range by specific "word" type
// Dream API: for rewrite_as_single_caps
#if 0
{
rewrite = get_rewrite(app, ByToken);
string = get_rewrite_string(app, &rewrite, app->memory, app->memory_size);
is_first = 1;
for (i = 0; i < string.size; ++i){
if (char_is_alpha_true(string.str[i])){
if (is_first) is_first = 0;
else string.str[i] = char_to_lower(string.str[i]);
}
else{
is_first = 1;
}
}
do_rewrite(app, &rewrite, string);
}
#endif
CUSTOM_COMMAND_SIG(replace_in_range){
Query_Bar replace;
char replace_space[1024];
replace.prompt = make_lit_string("Replace: ");
replace.string = make_fixed_width_string(replace_space);
Query_Bar with;
char with_space[1024];
with.prompt = make_lit_string("With: ");
with.string = make_fixed_width_string(with_space);
if (!query_user_string(app, &replace)) return;
if (!query_user_string(app, &with)) return;
String r, w;
r = replace.string;
w = with.string;
Buffer_Summary buffer;
View_Summary view;
view = app->get_active_view(app);
buffer = app->get_buffer(app, view.buffer_id);
Range range = get_range(&view);
int pos, new_pos;
pos = range.min;
app->buffer_seek_string(app, &buffer, pos, r.str, r.size, 1, &new_pos);
while (new_pos + r.size < range.end){
app->buffer_replace_range(app, &buffer, new_pos, new_pos + r.size, w.str, w.size);
range = get_range(&view);
pos = new_pos + w.size;
app->buffer_seek_string(app, &buffer, pos, r.str, r.size, 1, &new_pos);
}
}
CUSTOM_COMMAND_SIG(query_replace){
Query_Bar replace;
char replace_space[1024];
replace.prompt = make_lit_string("Replace: ");
replace.string = make_fixed_width_string(replace_space);
Query_Bar with;
char with_space[1024];
with.prompt = make_lit_string("With: ");
with.string = make_fixed_width_string(with_space);
if (!query_user_string(app, &replace)) return;
if (!query_user_string(app, &with)) return;
String r, w;
r = replace.string;
w = with.string;
Query_Bar bar;
Buffer_Summary buffer;
View_Summary view;
int pos, new_pos;
bar.prompt = make_lit_string("Replace? (y)es, (n)ext, (esc)\n");
bar.string = {};
app->start_query_bar(app, &bar, 0);
view = app->get_active_view(app);
buffer = app->get_buffer(app, view.buffer_id);
pos = view.cursor.pos;
app->buffer_seek_string(app, &buffer, pos, r.str, r.size, 1, &new_pos);
User_Input in = {};
while (new_pos < buffer.size){
Range match = make_range(new_pos, new_pos + r.size);
app->view_set_highlight(app, &view, match.min, match.max, 1);
in = app->get_user_input(app, EventOnAnyKey, EventOnButton);
if (in.abort || in.key.keycode == key_esc || !key_is_unmodified(&in.key)) break;
if (in.key.character == 'y' || in.key.character == 'Y' || in.key.character == '\n' || in.key.character == '\t'){
app->buffer_replace_range(app, &buffer, match.min, match.max, w.str, w.size);
pos = match.start + w.size;
}
else{
pos = match.max;
}
app->buffer_seek_string(app, &buffer, pos, r.str, r.size, 1, &new_pos);
}
app->view_set_highlight(app, &view, 0, 0, 0);
if (in.abort) return;
app->view_set_cursor(app, &view, seek_pos(pos), 1);
}
CUSTOM_COMMAND_SIG(close_all_code){
String extension;
Buffer_Summary buffer;
int max, i;
max = app->get_buffer_max_index(app);
for (i = 0; i < max; ++i){
buffer = app->get_buffer(app, i);
extension = file_extension(make_string(buffer.file_name, buffer.file_name_len));
if (match(extension, make_lit_string("cpp")) ||
match(extension, make_lit_string("hpp")) ||
match(extension, make_lit_string("c")) ||
match(extension, make_lit_string("h"))){
//
push_parameter(app, par_buffer_id, buffer.buffer_id);
exec_command(app, cmdid_kill_buffer);
}
}
}
CUSTOM_COMMAND_SIG(open_all_code){
// NOTE(allen|a3.4.4): This method of getting the hot directory works
// because this custom.cpp gives no special meaning to app->memory
// and doesn't set up a persistent allocation system within app->memory.
// push_directory isn't a very good option since it's tied to the parameter
// stack, so I am phasing that idea out now.
String dir = make_string(app->memory, 0, app->memory_size);
dir.size = app->directory_get_hot(app, dir.str, dir.memory_size);
int dir_size = dir.size;
// NOTE(allen|a3.4.4): Here we get the list of files in this directory.
// Notice that we free_file_list at the end.
File_List list = app->get_file_list(app, dir.str, dir.size);
for (int i = 0; i < list.count; ++i){
File_Info *info = list.infos + i;
if (!info->folder){
String extension = file_extension(info->filename);
if (match(extension, make_lit_string("cpp")) ||
match(extension, make_lit_string("hpp")) ||
match(extension, make_lit_string("c")) ||
match(extension, make_lit_string("h"))){
// NOTE(allen): There's no way in the 4coder API to use relative
// paths at the moment, so everything should be full paths. Which is
// managable. Here simply set the dir string size back to where it
// was originally, so that new appends overwrite old ones.
dir.size = dir_size;
append(&dir, info->filename);
push_parameter(app, par_name, dir.str, dir.size);
push_parameter(app, par_do_in_background, 1);
exec_command(app, cmdid_interactive_open);
}
}
}
app->free_file_list(app, list);
}
CUSTOM_COMMAND_SIG(execute_any_cli){
Query_Bar bar_out, bar_cmd;
String hot_directory;
char space[1024], more_space[1024], even_more_space[1024];
bar_out.prompt = make_lit_string("Output Buffer: ");
bar_out.string = make_fixed_width_string(space);
if (!query_user_string(app, &bar_out)) return;
bar_cmd.prompt = make_lit_string("Command: ");
bar_cmd.string = make_fixed_width_string(more_space);
if (!query_user_string(app, &bar_cmd)) return;
hot_directory = make_fixed_width_string(even_more_space);
hot_directory.size = app->directory_get_hot(app, hot_directory.str, hot_directory.memory_size);
push_parameter(app, par_cli_flags, CLI_OverlapWithConflict);
push_parameter(app, par_name, bar_out.string.str, bar_out.string.size);
push_parameter(app, par_cli_path, hot_directory.str, hot_directory.size);
push_parameter(app, par_cli_command, bar_cmd.string.str, bar_cmd.string.size);
exec_command(app, cmdid_command_line);
}
CUSTOM_COMMAND_SIG(execute_arbitrary_command){
// NOTE(allen): This isn't a super powerful version of this command, I will expand
// upon it so that it has all the cmdid_* commands by default. However, with this
// as an example you have everything you need to make it work already. You could
// even use app->memory to create a hash table in the start hook.
Query_Bar bar;
char space[1024], more_space[1024];
bar.prompt = make_lit_string("Command: ");
bar.string = make_fixed_width_string(space);
if (!query_user_string(app, &bar)) return;
// NOTE(allen): Here I chose to end this query bar because when I call another
// command it might ALSO have query bars and I don't want this one hanging
// around at that point. Since the bar exists on my stack the result of the query
// is still available in bar.string though.
app->end_query_bar(app, &bar, 0);
if (match(bar.string, make_lit_string("open all code"))){
exec_command(app, open_all_code);
}
else if(match(bar.string, make_lit_string("close all code"))){
exec_command(app, close_all_code);
}
else if (match(bar.string, make_lit_string("open in quotes"))){
exec_command(app, open_file_in_quotes);
}
else if (match(bar.string, make_lit_string("open menu"))){
exec_command(app, cmdid_open_menu);
}
else{
bar.prompt = make_fixed_width_string(more_space);
append(&bar.prompt, make_lit_string("Unrecognized: "));
append(&bar.prompt, bar.string);
bar.string.size = 0;
app->start_query_bar(app, &bar, 0);
app->get_user_input(app, EventOnAnyKey | EventOnButton, 0);
}
}
CUSTOM_COMMAND_SIG(open_in_other){
exec_command(app, cmdid_change_active_panel);
exec_command(app, cmdid_interactive_open);
}
CUSTOM_COMMAND_SIG(open_my_files){
// NOTE(allen|a3.1): EXAMPLE probably not useful in practice.
//
// The command cmdid_interactive_open can now open
// a file specified on the parameter stack. If the file does not exist
// cmdid_interactive_open behaves as usual. If par_do_in_background
// is set to true the command is prevented from changing the view under
// any circumstance.
push_parameter(app, par_name, literal("w:/4ed/data/test/basic.cpp"));
exec_command(app, cmdid_interactive_open);
exec_command(app, cmdid_change_active_panel);
char my_file[256];
int my_file_len;
my_file_len = sizeof("w:/4ed/data/test/basic.txt") - 1;
for (int i = 0; i < my_file_len; ++i){
my_file[i] = ("w:/4ed/data/test/basic.txt")[i];
}
// NOTE(allen|a3.1): null terminators are not needed for strings.
push_parameter(app, par_name, my_file, my_file_len);
exec_command(app, cmdid_interactive_open);
exec_command(app, cmdid_change_active_panel);
}
CUSTOM_COMMAND_SIG(build_at_launch_location){
// NOTE(allen|a3.3): EXAMPLE probably not all that useful in practice.
//
// An example of calling build by setting all
// parameters directly. This only works if build.bat can be called
// from the directory the application is launched at.
push_parameter(app, par_cli_flags, CLI_OverlapWithConflict);
push_parameter(app, par_name, literal("*compilation*"));
push_parameter(app, par_cli_path, literal("."));
push_parameter(app, par_cli_command, literal("build"));
exec_command(app, cmdid_command_line);
}
CUSTOM_COMMAND_SIG(build_search){
// NOTE(allen|a3.3): An example of traversing the filesystem through parent
// directories looking for a file, in this case a batch file to execute.
//
//
// Step 1: Grab all of the user memory (or, you know, less if you've got better
// thing to do with some of it). Make a string and store the hot directory in it.
//
// Step 2: app->file_exists queries the file system to see if "<somedir>/build.bat" exists.
// If it does exist several parameters are pushed and cmdid_command_line is executed:
// - par_cli_flags: flags for specifiying behaviors
// CLI_OverlapWithConflict - (on by default) if another CLI is still using the output buffer
// that process is detached from the buffer and this process executes outputing to the buffer
// CLI_AlwaysBindToView - if set, the current view always switches to the output buffer
// even if the output buffer is open in another view
//
// - par_name: the name of the buffer to fill with the output from the process
// - par_buffer_id: the buffer_id of the buffer to to fill with output
// If both are set buffer_id is used and the name is ignored.
// If neither is set the command runs without storing output anywhere.
//
// - par_cli_path: sets the path from which the command is executed
// If this parameter is unset the command runs from the hot directory.
//
// - par_cli_command: sets the actual command to be executed, this can be almost any
// command that you could execute through a command line interface.
// If this parameter is unset the command get's it's command from the range between
// the mark and cursor.
//
// Step 3: If the batch file did not exist change the dir string to the parent directory using
// app->directory_cd. The cd function can also be used to navigate to subdirectories.
// It returns true if it can actually move in the specified direction, and false otherwise.
//
// This doesn't actually change the hot directory of 4coder, it's only effect is to
// modify the string you passed in to reflect the change in directory if that change was possible.
int keep_going = 1;
int old_size;
String dir = make_string(app->memory, 0, app->memory_size);
dir.size = app->directory_get_hot(app, dir.str, dir.memory_size);
while (keep_going){
old_size = dir.size;
append(&dir, "build.bat");
if (app->file_exists(app, dir.str, dir.size)){
dir.size = old_size;
push_parameter(app, par_cli_flags, 0);
push_parameter(app, par_name, literal("*compilation*"));
push_parameter(app, par_cli_path, dir.str, dir.size);
if (append(&dir, "build")){
push_parameter(app, par_cli_command, dir.str, dir.size);
exec_command(app, cmdid_command_line);
}
else{
app->clear_parameters(app);
}
return;
}
dir.size = old_size;
if (app->directory_cd(app, dir.str, &dir.size, dir.memory_size, literal("..")) == 0){
keep_going = 0;
}
}
// TODO(allen): feedback message - couldn't find build.bat
}
CUSTOM_COMMAND_SIG(write_and_auto_tab){
exec_command(app, cmdid_write_character);
exec_command(app, cmdid_auto_tab_line_at_cursor);
}
// NOTE(allen|a4.0.0): 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.
//
struct Scroll_Velocity{
float x, y;
};
Scroll_Velocity scroll_velocity_[16] = {0};
Scroll_Velocity *scroll_velocity = scroll_velocity_;
static int
smooth_camera_step(float target, float *current, float *vel, float S, float T){
int result = 0;
float curr = *current;
float v = *vel;
if (curr != target){
if (curr > target - .1f && curr < target + .1f){
curr = target;
v = 1.f;
}
else{
float L = curr + T*(target - curr);
int sign = (target > curr) - (target < curr);
float 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){
Scroll_Velocity *velocity = scroll_velocity + view_id;
int 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, 40.f, 1.f/4.f)){
result = 1;
}
if (smooth_camera_step(target_x, scroll_x, &velocity->x, 40.f, 1.f/4.f)){
result = 1;
}
return(result);
}
extern "C" GET_BINDING_DATA(get_bindings){
Bind_Helper context_actual = begin_bind_helper(data, size);
Bind_Helper *context = &context_actual;
// NOTE(allen|a3.1): Right now hooks have no loyalties to maps, all hooks are
// global and once set they always apply, regardless of what map is active.
set_hook(context, hook_start, my_start);
set_hook(context, hook_open_file, my_file_settings);
set_scroll_rule(context, smooth_scroll_rule);
begin_map(context, mapid_global);
bind(context, 'p', MDFR_CTRL, cmdid_open_panel_vsplit);
bind(context, '_', MDFR_CTRL, cmdid_open_panel_hsplit);
bind(context, 'P', MDFR_CTRL, cmdid_close_panel);
bind(context, 'n', MDFR_CTRL, cmdid_interactive_new);
bind(context, 'o', MDFR_CTRL, cmdid_interactive_open);
bind(context, ',', MDFR_CTRL, cmdid_change_active_panel);
bind(context, 'k', MDFR_CTRL, cmdid_interactive_kill_buffer);
bind(context, 'i', MDFR_CTRL, cmdid_interactive_switch_buffer);
bind(context, 'c', MDFR_ALT, cmdid_open_color_tweaker);
bind(context, 'o', MDFR_ALT, open_in_other);
bind(context, 'm', MDFR_ALT, build_search);
bind(context, 'x', MDFR_ALT, execute_arbitrary_command);
bind(context, 'z', MDFR_ALT, execute_any_cli);
// NOTE(allen): These callbacks may not actually be useful to you, but
// go look at them and see what they do.
bind(context, 'M', MDFR_ALT | MDFR_CTRL, open_my_files);
bind(context, 'M', MDFR_ALT, build_at_launch_location);
end_map(context);
begin_map(context, my_code_map);
// NOTE(allen|a3.1): Set this map (my_code_map == mapid_user_custom) to
// inherit from mapid_file. When searching if a key is bound
// in this map, if it is not found here it will then search mapid_file.
//
// If this is not set, it defaults to mapid_global.
inherit_map(context, mapid_file);
// NOTE(allen|a3.1): Children can override parent's bindings.
bind(context, key_right, MDFR_CTRL, cmdid_seek_alphanumeric_or_camel_right);
bind(context, key_left, MDFR_CTRL, cmdid_seek_alphanumeric_or_camel_left);
// NOTE(allen|a3.2): Specific keys can override vanilla keys,
// and write character writes whichever character corresponds
// to the key that triggered the command.
bind(context, '\n', MDFR_NONE, write_and_auto_tab);
bind(context, '}', MDFR_NONE, write_and_auto_tab);
bind(context, ')', MDFR_NONE, write_and_auto_tab);
bind(context, ']', MDFR_NONE, write_and_auto_tab);
bind(context, ';', MDFR_NONE, write_and_auto_tab);
bind(context, '#', MDFR_NONE, write_and_auto_tab);
bind(context, '\t', MDFR_NONE, cmdid_word_complete);
bind(context, '\t', MDFR_CTRL, cmdid_auto_tab_range);
bind(context, '\t', MDFR_SHIFT, cmdid_auto_tab_line_at_cursor);
bind(context, '=', MDFR_CTRL, write_increment);
bind(context, '-', MDFR_CTRL, write_decrement);
bind(context, '[', MDFR_CTRL, open_long_braces);
bind(context, '{', MDFR_CTRL, open_long_braces_semicolon);
bind(context, '}', MDFR_CTRL, open_long_braces_break);
bind(context, '9', MDFR_CTRL, paren_wrap);
bind(context, 'i', MDFR_ALT, if0_off);
end_map(context);
begin_map(context, mapid_file);
// NOTE(allen|a3.4.4): Binding this essentially binds all key combos that
// would normally insert a character into a buffer.
// Or apply this rule: if the code for the key is not an enum value
// such as key_left or key_back then it is a vanilla key.
// It is possible to override this binding for individual keys.
bind_vanilla_keys(context, cmdid_write_character);
bind(context, key_left, MDFR_NONE, cmdid_move_left);
bind(context, key_right, MDFR_NONE, cmdid_move_right);
bind(context, key_del, MDFR_NONE, cmdid_delete);
bind(context, key_back, MDFR_NONE, cmdid_backspace);
bind(context, key_up, MDFR_NONE, cmdid_move_up);
bind(context, key_down, MDFR_NONE, cmdid_move_down);
bind(context, key_end, MDFR_NONE, cmdid_seek_end_of_line);
bind(context, key_home, MDFR_NONE, cmdid_seek_beginning_of_line);
bind(context, key_page_up, MDFR_NONE, cmdid_page_up);
bind(context, key_page_down, MDFR_NONE, cmdid_page_down);
bind(context, key_right, MDFR_CTRL, cmdid_seek_whitespace_right);
bind(context, key_left, MDFR_CTRL, cmdid_seek_whitespace_left);
bind(context, key_up, MDFR_CTRL, cmdid_seek_whitespace_up);
bind(context, key_down, MDFR_CTRL, cmdid_seek_whitespace_down);
bind(context, key_up, MDFR_ALT, move_up_10);
bind(context, key_down, MDFR_ALT, move_down_10);
bind(context, key_back, MDFR_CTRL, backspace_word);
bind(context, ' ', MDFR_CTRL, cmdid_set_mark);
bind(context, 'm', MDFR_CTRL, cmdid_cursor_mark_swap);
bind(context, 'c', MDFR_CTRL, cmdid_copy);
bind(context, 'x', MDFR_CTRL, cmdid_cut);
bind(context, 'v', MDFR_CTRL, cmdid_paste);
bind(context, 'V', MDFR_CTRL, cmdid_paste_next);
bind(context, 'Z', MDFR_CTRL, cmdid_timeline_scrub);
bind(context, 'z', MDFR_CTRL, cmdid_undo);
bind(context, 'y', MDFR_CTRL, cmdid_redo);
bind(context, 'h', MDFR_CTRL, cmdid_history_backward);
bind(context, 'H', MDFR_CTRL, cmdid_history_forward);
bind(context, 'd', MDFR_CTRL, cmdid_delete_range);
bind(context, 'l', MDFR_CTRL, cmdid_toggle_line_wrap);
bind(context, 'L', MDFR_CTRL, cmdid_toggle_endline_mode);
bind(context, 'u', MDFR_CTRL, cmdid_to_uppercase);
bind(context, 'j', MDFR_CTRL, cmdid_to_lowercase);
bind(context, '?', MDFR_CTRL, cmdid_toggle_show_whitespace);
bind(context, '~', MDFR_CTRL, cmdid_clean_all_lines);
bind(context, '1', MDFR_CTRL, cmdid_eol_dosify);
bind(context, '!', MDFR_CTRL, cmdid_eol_nixify);
bind(context, 'f', MDFR_CTRL, search);
bind(context, 'r', MDFR_CTRL, reverse_search);
bind(context, 'g', MDFR_CTRL, goto_line);
bind(context, 'q', MDFR_CTRL, query_replace);
bind(context, 'a', MDFR_CTRL, replace_in_range);
bind(context, 's', MDFR_ALT, rewrite_as_single_caps);
bind(context, 'K', MDFR_CTRL, cmdid_kill_buffer);
bind(context, 'O', MDFR_CTRL, cmdid_reopen);
bind(context, 'w', MDFR_CTRL, cmdid_interactive_save_as);
bind(context, 's', MDFR_CTRL, cmdid_save);
bind(context, '\n', MDFR_SHIFT, write_and_auto_tab);
bind(context, ' ', MDFR_SHIFT, cmdid_write_character);
end_map(context);
end_bind_helper(context);
return context->write_total;
}
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