248 lines
10 KiB
C++
248 lines
10 KiB
C++
/*
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* Example use of customization API
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*/
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#include "4coder_custom.h"
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#include "4coder_helper.h"
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#define exec_command_keep_stack app.exec_command_keep_stack
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#define clear_parameters app.clear_parameters
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#define get_active_buffer app.get_active_buffer
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#define exec_command(cmd_context, id) \
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exec_command_keep_stack(cmd_context, id); \
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clear_parameters(cmd_context)
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#define push_parameter(cmd_context, ...) push_parameter_helper(cmd_context, app, __VA_ARGS__)
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#define push_memory(cmd_context, len) app.push_memory(cmd_context, len)
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#define literal(s) s, (sizeof(s)-1)
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// NOTE(allen|a3.1): All of your custom ids should be >= mapid_user_custom.
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// I recommend enumerating your own map ids as shown here.
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enum My_Maps{
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my_code_map = mapid_user_custom,
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};
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HOOK_SIG(my_start){
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exec_command(cmd_context, cmdid_open_panel_vsplit);
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exec_command(cmd_context, cmdid_change_active_panel);
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}
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char *get_extension(const char *filename, int len, int *extension_len){
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char *c = (char*)(filename + len - 1);
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char *end = c;
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while (*c != '.' && c > filename) --c;
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*extension_len = (int)(end - c);
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return c+1;
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}
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bool str_match(const char *a, int len_a, const char *b, int len_b){
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bool result = 0;
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if (len_a == len_b){
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char *end = (char*)(a + len_a);
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while (a < end && *a == *b){
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++a; ++b;
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}
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if (a == end) result = 1;
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}
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return result;
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}
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HOOK_SIG(my_file_settings){
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Buffer_Summary buffer = get_active_buffer(cmd_context);
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int treat_as_code = 0;
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// NOTE(allen|a3.1): This checks buffer.file_name just in case get_active_buffer returns back
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// a null buffer (where every member is 0).
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if (buffer.file_name && buffer.size < (16 << 20)){
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int extension_len;
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char *extension = get_extension(buffer.file_name, buffer.file_name_len, &extension_len);
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if (str_match(extension, extension_len, literal("cpp"))) treat_as_code = 1;
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else if (str_match(extension, extension_len, literal("h"))) treat_as_code = 1;
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else if (str_match(extension, extension_len, literal("c"))) treat_as_code = 1;
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else if (str_match(extension, extension_len, literal("hpp"))) treat_as_code = 1;
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}
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push_parameter(cmd_context, par_lex_as_cpp_file, treat_as_code);
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push_parameter(cmd_context, par_wrap_lines, !treat_as_code);
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push_parameter(cmd_context, par_key_mapid, (treat_as_code)?(my_code_map):(mapid_file));
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exec_command(cmd_context, cmdid_set_settings);
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}
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CUSTOM_COMMAND_SIG(open_in_other){
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exec_command(cmd_context, cmdid_change_active_panel);
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exec_command(cmd_context, cmdid_interactive_open);
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}
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CUSTOM_COMMAND_SIG(open_my_files){
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// NOTE(allen|a3.1): The command cmdid_interactive_open can now open
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// a file specified on the parameter stack. If the file does not
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// exist cmdid_interactive_open behaves as usual.
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push_parameter(cmd_context, par_name, literal("w:/4ed/data/test/basic.cpp"));
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exec_command(cmd_context, cmdid_interactive_open);
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exec_command(cmd_context, cmdid_change_active_panel);
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char my_file[256];
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int my_file_len;
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my_file_len = sizeof("w:/4ed/data/test/basic.txt") - 1;
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for (int i = 0; i < my_file_len; ++i){
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my_file[i] = ("w:/4ed/data/test/basic.txt")[i];
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}
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// NOTE(allen|a3.1): null terminators are not needed for strings.
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push_parameter(cmd_context, par_name, my_file, my_file_len);
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exec_command(cmd_context, cmdid_interactive_open);
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exec_command(cmd_context, cmdid_change_active_panel);
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}
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CUSTOM_COMMAND_SIG(write_and_auto_tab){
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exec_command(cmd_context, cmdid_write_character);
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exec_command(cmd_context, cmdid_auto_tab_line_at_cursor);
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}
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extern "C" GET_BINDING_DATA(get_bindings){
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Bind_Helper context_actual = begin_bind_helper(data, size);
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Bind_Helper *context = &context_actual;
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// NOTE(allen|a3.1): Right now hooks have no loyalties to maps, all hooks are
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// global and once set they always apply, regardless of what map is active.
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set_hook(context, hook_start, my_start);
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set_hook(context, hook_open_file, my_file_settings);
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begin_map(context, mapid_global);
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bind(context, 'p', MDFR_CTRL, cmdid_open_panel_vsplit);
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bind(context, '-', MDFR_CTRL, cmdid_open_panel_hsplit);
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bind(context, 'P', MDFR_CTRL, cmdid_close_panel);
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bind(context, 'n', MDFR_CTRL, cmdid_interactive_new);
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bind(context, 'o', MDFR_CTRL, cmdid_interactive_open);
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bind(context, ',', MDFR_CTRL, cmdid_change_active_panel);
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bind(context, 'k', MDFR_CTRL, cmdid_interactive_kill_buffer);
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bind(context, 'i', MDFR_CTRL, cmdid_interactive_switch_buffer);
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bind(context, 'c', MDFR_ALT, cmdid_open_color_tweaker);
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bind(context, 'x', MDFR_ALT, cmdid_open_menu);
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bind_me(context, 'o', MDFR_ALT, open_in_other);
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// NOTE(allen|a3.1): Go look at open_my_files, that's the only point of this being here,
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// it won't actually be useful for you.
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bind_me(context, 'M', MDFR_ALT | MDFR_CTRL, open_my_files);
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end_map(context);
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begin_map(context, my_code_map);
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// NOTE(allen|a3.1): Set this map (my_code_map == mapid_user_custom) to
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// inherit from mapid_file. When searching if a key is bound
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// in this map, if it is not found here it will then search mapid_file.
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//
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// If this is not set, it defaults to mapid_global.
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inherit_map(context, mapid_file);
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// NOTE(allen|a3.1): Children can override parent's bindings.
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bind(context, codes->right, MDFR_CTRL, cmdid_seek_alphanumeric_or_camel_right);
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bind(context, codes->left, MDFR_CTRL, cmdid_seek_alphanumeric_or_camel_left);
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// NOTE(allen|a3.2): Specific keys can override vanilla keys,
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// and write character writes whichever character corresponds
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// to the key that triggered the command.
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bind_me(context, '\n', MDFR_NONE, write_and_auto_tab);
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bind_me(context, '}', MDFR_NONE, write_and_auto_tab);
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bind_me(context, ')', MDFR_NONE, write_and_auto_tab);
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bind_me(context, ']', MDFR_NONE, write_and_auto_tab);
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bind_me(context, ';', MDFR_NONE, write_and_auto_tab);
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bind(context, '\t', MDFR_NONE, cmdid_auto_tab_line_at_cursor);
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bind(context, '\t', MDFR_CTRL, cmdid_auto_tab_range);
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bind(context, '\t', MDFR_CTRL | MDFR_SHIFT, cmdid_write_character);
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end_map(context);
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begin_map(context, mapid_file);
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// NOTE(allen|a3.1): Binding this essentially binds all key combos that
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// would normally insert a character into a buffer.
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// Or apply this rule (which always works): if the code for the key
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// is not in the codes struct, it is a vanilla key.
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// It is possible to override this binding for individual keys.
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bind_vanilla_keys(context, cmdid_write_character);
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bind(context, codes->left, MDFR_NONE, cmdid_move_left);
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bind(context, codes->right, MDFR_NONE, cmdid_move_right);
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bind(context, codes->del, MDFR_NONE, cmdid_delete);
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bind(context, codes->back, MDFR_NONE, cmdid_backspace);
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bind(context, codes->up, MDFR_NONE, cmdid_move_up);
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bind(context, codes->down, MDFR_NONE, cmdid_move_down);
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bind(context, codes->end, MDFR_NONE, cmdid_seek_end_of_line);
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bind(context, codes->home, MDFR_NONE, cmdid_seek_beginning_of_line);
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bind(context, codes->page_up, MDFR_NONE, cmdid_page_up);
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bind(context, codes->page_down, MDFR_NONE, cmdid_page_down);
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bind(context, codes->right, MDFR_CTRL, cmdid_seek_whitespace_right);
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bind(context, codes->left, MDFR_CTRL, cmdid_seek_whitespace_left);
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bind(context, codes->up, MDFR_CTRL, cmdid_seek_whitespace_up);
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bind(context, codes->down, MDFR_CTRL, cmdid_seek_whitespace_down);
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bind(context, ' ', MDFR_CTRL, cmdid_set_mark);
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bind(context, 'm', MDFR_CTRL, cmdid_cursor_mark_swap);
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bind(context, 'c', MDFR_CTRL, cmdid_copy);
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bind(context, 'x', MDFR_CTRL, cmdid_cut);
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bind(context, 'v', MDFR_CTRL, cmdid_paste);
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bind(context, 'V', MDFR_CTRL, cmdid_paste_next);
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bind(context, 'Z', MDFR_CTRL, cmdid_timeline_scrub);
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bind(context, 'z', MDFR_CTRL, cmdid_undo);
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bind(context, 'y', MDFR_CTRL, cmdid_redo);
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bind(context, codes->left, MDFR_ALT, cmdid_increase_rewind_speed);
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bind(context, codes->right, MDFR_ALT, cmdid_increase_fastforward_speed);
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bind(context, codes->down, MDFR_ALT, cmdid_stop_rewind_fastforward);
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bind(context, 'h', MDFR_CTRL, cmdid_history_backward);
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bind(context, 'H', MDFR_CTRL, cmdid_history_forward);
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bind(context, 'd', MDFR_CTRL, cmdid_delete_range);
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bind(context, 'l', MDFR_CTRL, cmdid_toggle_line_wrap);
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bind(context, 'L', MDFR_CTRL, cmdid_toggle_endline_mode);
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bind(context, 'u', MDFR_CTRL, cmdid_to_uppercase);
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bind(context, 'j', MDFR_CTRL, cmdid_to_lowercase);
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bind(context, '?', MDFR_CTRL, cmdid_toggle_show_whitespace);
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bind(context, '~', MDFR_CTRL, cmdid_clean_all_lines);
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// NOTE(allen|a3.2): These now only set the mode of the file for writing to disk
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// they do no longer effect the internal representation.
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bind(context, '1', MDFR_CTRL, cmdid_eol_dosify);
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bind(context, '!', MDFR_CTRL, cmdid_eol_nixify);
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bind(context, 'f', MDFR_CTRL, cmdid_search);
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bind(context, 'r', MDFR_CTRL, cmdid_rsearch);
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bind(context, 'g', MDFR_CTRL, cmdid_goto_line);
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bind(context, 'K', MDFR_CTRL, cmdid_kill_buffer);
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bind(context, 'O', MDFR_CTRL, cmdid_reopen);
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bind(context, 'w', MDFR_CTRL, cmdid_interactive_save_as);
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bind(context, 's', MDFR_CTRL, cmdid_save);
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end_map(context);
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end_bind_helper(context);
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return context->write_total;
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}
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inline void
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strset_(char *dst, char *src){
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do{
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*dst++ = *src++;
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}while (*src);
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}
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#define strset(d,s) if (sizeof(s) <= sizeof(d)) strset_(d,s)
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extern "C" SET_EXTRA_FONT_SIG(set_extra_font){
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strset(font_out->file_name, "liberation-mono.ttf");
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strset(font_out->font_name, "BIG");
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font_out->size = 25;
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}
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