245 lines
8.8 KiB
C++
245 lines
8.8 KiB
C++
/*
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4coder_combined_write_commands.cpp - Commands for writing text specialized for particular contexts.
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*/
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// TOP
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static void
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write_string(Application_Links *app, View_ID view, Buffer_ID buffer, String_Const_u8 string){
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i64 pos = view_get_cursor_pos(app, view);
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buffer_replace_range(app, buffer, Ii64(pos), string);
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view_set_cursor(app, view, seek_pos(pos + string.size), true);
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}
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static void
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write_string(Application_Links *app, String_Const_u8 string){
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View_ID view = get_active_view(app, AccessOpen);
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Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
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write_string(app, view, buffer, string);
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}
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static void
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write_named_comment_string(Application_Links *app, char *type_string){
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Scratch_Block scratch(app);
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String_Const_u8 name = global_config.user_name;
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String_Const_u8 str = {};
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if (name.size > 0){
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str = push_u8_stringf(scratch, "// %s(%.*s): ", type_string, string_expand(name));
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}
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else{
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str = push_u8_stringf(scratch, "// %s: ", type_string);
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}
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write_string(app, str);
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}
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static void
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long_braces(Application_Links *app, char *text, i32 size){
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View_ID view = get_active_view(app, AccessOpen);
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Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
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i64 pos = view_get_cursor_pos(app, view);
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buffer_replace_range(app, buffer, Ii64(pos), SCu8(text, size));
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view_set_cursor(app, view, seek_pos(pos + 2), true);
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buffer_auto_indent(app, buffer, pos, pos + size, DEF_TAB_WIDTH, DEFAULT_INDENT_FLAGS | AutoIndent_FullTokens);
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move_past_lead_whitespace(app, view, buffer);
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}
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CUSTOM_COMMAND_SIG(open_long_braces)
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CUSTOM_DOC("At the cursor, insert a '{' and '}' separated by a blank line.")
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{
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char text[] = "{\n\n}";
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i32 size = sizeof(text) - 1;
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long_braces(app, text, size);
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}
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CUSTOM_COMMAND_SIG(open_long_braces_semicolon)
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CUSTOM_DOC("At the cursor, insert a '{' and '};' separated by a blank line.")
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{
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char text[] = "{\n\n};";
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i32 size = sizeof(text) - 1;
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long_braces(app, text, size);
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}
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CUSTOM_COMMAND_SIG(open_long_braces_break)
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CUSTOM_DOC("At the cursor, insert a '{' and '}break;' separated by a blank line.")
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{
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char text[] = "{\n\n}break;";
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i32 size = sizeof(text) - 1;
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long_braces(app, text, size);
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}
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CUSTOM_COMMAND_SIG(if0_off)
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CUSTOM_DOC("Surround the range between the cursor and mark with an '#if 0' and an '#endif'")
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{
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place_begin_and_end_on_own_lines(app, "#if 0", "#endif");
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}
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CUSTOM_COMMAND_SIG(write_todo)
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CUSTOM_DOC("At the cursor, insert a '// TODO' comment, includes user name if it was specified in config.4coder.")
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{
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write_named_comment_string(app, "TODO");
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}
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CUSTOM_COMMAND_SIG(write_hack)
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CUSTOM_DOC("At the cursor, insert a '// HACK' comment, includes user name if it was specified in config.4coder.")
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{
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write_named_comment_string(app, "HACK");
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}
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CUSTOM_COMMAND_SIG(write_note)
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CUSTOM_DOC("At the cursor, insert a '// NOTE' comment, includes user name if it was specified in config.4coder.")
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{
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write_named_comment_string(app, "NOTE");
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}
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CUSTOM_COMMAND_SIG(write_block)
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CUSTOM_DOC("At the cursor, insert a block comment.")
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{
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write_string(app, string_u8_litexpr("/* */"));
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}
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CUSTOM_COMMAND_SIG(write_zero_struct)
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CUSTOM_DOC("At the cursor, insert a ' = {};'.")
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{
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write_string(app, string_u8_litexpr(" = {};"));
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}
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static i64
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get_start_of_line_at_cursor(Application_Links *app, View_ID view, Buffer_ID buffer){
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i64 pos = view_get_cursor_pos(app, view);
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i64 line = get_line_number_from_pos(app, buffer, pos);
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pos = get_pos_past_lead_whitespace_from_line_number(app, buffer, line);
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return(pos);
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}
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static b32
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c_line_comment_starts_at_position(Application_Links *app, Buffer_ID buffer, i64 pos){
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b32 alread_has_comment = false;
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char check_buffer[2];
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if (buffer_read_range(app, buffer, Ii64(pos, pos + 2), check_buffer)){
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if (check_buffer[0] == '/' && check_buffer[1] == '/'){
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alread_has_comment = true;
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}
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}
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return(alread_has_comment);
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}
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CUSTOM_COMMAND_SIG(comment_line)
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CUSTOM_DOC("Insert '//' at the beginning of the line after leading whitespace.")
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{
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View_ID view = get_active_view(app, AccessOpen);
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Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
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i64 pos = get_start_of_line_at_cursor(app, view, buffer);
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b32 alread_has_comment = c_line_comment_starts_at_position(app, buffer, pos);
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if (!alread_has_comment){
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buffer_replace_range(app, buffer, Ii64(pos), string_u8_litexpr("//"));
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}
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}
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CUSTOM_COMMAND_SIG(uncomment_line)
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CUSTOM_DOC("If present, delete '//' at the beginning of the line after leading whitespace.")
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{
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View_ID view = get_active_view(app, AccessOpen);
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Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
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i64 pos = get_start_of_line_at_cursor(app, view, buffer);
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b32 alread_has_comment = c_line_comment_starts_at_position(app, buffer, pos);
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if (alread_has_comment){
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buffer_replace_range(app, buffer, Ii64(pos, pos + 2), string_u8_empty);
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}
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}
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CUSTOM_COMMAND_SIG(comment_line_toggle)
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CUSTOM_DOC("Turns uncommented lines into commented lines and vice versa for comments starting with '//'.")
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{
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View_ID view = get_active_view(app, AccessOpen);
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Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
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i64 pos = get_start_of_line_at_cursor(app, view, buffer);
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b32 alread_has_comment = c_line_comment_starts_at_position(app, buffer, pos);
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if (alread_has_comment){
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buffer_replace_range(app, buffer, Ii64(pos, pos + 2), string_u8_empty);
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}
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else{
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buffer_replace_range(app, buffer, Ii64(pos), string_u8_litexpr("//"));
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}
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}
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////////////////////////////////
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static Snippet default_snippets[] = {
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// general (for Allen's style)
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{"if", "if (){\n\n}\n", 4, 7},
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{"ifelse", "if (){\n\n}\nelse{\n\n}", 4, 7},
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{"forn", "for (;\nnode != 0;\nnode = node->next){\n\n}\n", 5, 38},
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{"fori", "for (i = 0; i < ; i += 1){\n\n}\n", 5, 16},
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{"for", "for (;;){\n\n}\n", 5, 10},
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{"case", "case :\n{\n\n}break;\n", 5, 9},
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{"///", "////////////////////////////////", 32, 32},
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{"#guard", "#if !defined(Z)\n#define Z\n#endif\n", 0, 26},
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{"space", "char space[256];", 0, 14},
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{"op+", "Z\noperator+(Z a, Z b){\n,\n}\n", 0, 23},
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{"op-", "Z\noperator-(Z a, Z b){\n,\n}\n", 0, 23},
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{"op*", "Z\noperator*(Z a, Z b){\n,\n}\n", 0, 23},
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{"op/", "Z\noperator/(Z a, Z b){\n,\n}\n", 0, 23},
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{"op+=", "Z&\noperator+=(Z &a, Z b){\n,\n}\n", 0, 26},
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{"op-=", "Z&\noperator-=(Z &a, Z b){\n,\n}\n", 0, 26},
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{"op*=", "Z&\noperator*=(Z &a, Z b){\n,\n}\n", 0, 26},
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{"op/=", "Z&\noperator/=(Z &a, Z b){\n,\n}\n", 0, 26},
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// for 4coder development
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{"4command", "CUSTOM_COMMAND_SIG()\nCUSTOM_DOC()\n{\n\n}\n", 19, 32},
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{"4app", "Application_Links *app", 22, 22},
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#if defined(SNIPPET_EXPANSION)
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#include SNIPPET_EXPANSION
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#endif
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};
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static void
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activate_snippet(Application_Links *app, Heap *heap, View_ID view, struct Lister_State *state, String_Const_u8 text_field, void *user_data, b32 activated_by_mouse){
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i32 index = (i32)PtrAsInt(user_data);
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Snippet_Array snippets = *(Snippet_Array*)state->lister.data.user_data;
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if (0 <= index && index < snippets.count){
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Snippet snippet = snippets.snippets[index];
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lister_default(app, heap, view, state, ListerActivation_Finished);
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Buffer_ID buffer = view_get_buffer(app, view, AccessOpen);
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i64 pos = view_get_cursor_pos(app, view);
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buffer_replace_range(app, buffer, Ii64(pos), SCu8(snippet.text));
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view_set_cursor(app, view, seek_pos(pos + snippet.cursor_offset), true);
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view_set_mark(app, view, seek_pos(pos + snippet.mark_offset));
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}
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else{
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lister_default(app, heap, view, state, ListerActivation_Finished);
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}
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}
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static void
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snippet_lister__parameterized(Application_Links *app, Snippet_Array snippet_array){
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View_ID view = get_active_view(app, AccessAll);
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view_end_ui_mode(app, view);
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Arena *scratch = context_get_arena(app);
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Temp_Memory temp = begin_temp(scratch);
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i32 option_count = snippet_array.count;
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Lister_Option *options = push_array(scratch, Lister_Option, option_count);
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for (i32 i = 0; i < snippet_array.count; i += 1){
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options[i].string = SCu8(snippet_array.snippets[i].name);
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options[i].status = SCu8(snippet_array.snippets[i].text);
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options[i].user_data = IntAsPtr(i);
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}
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begin_integrated_lister__basic_list(app, "Snippet:", activate_snippet, &snippet_array, sizeof(snippet_array), options, option_count, 0, view);
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end_temp(temp);
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}
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CUSTOM_COMMAND_SIG(snippet_lister)
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CUSTOM_DOC("Opens a snippet lister for inserting whole pre-written snippets of text.")
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{
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Snippet_Array snippet_array = {};
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snippet_array.snippets = default_snippets;
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snippet_array.count = ArrayCount(default_snippets);
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snippet_lister__parameterized(app, snippet_array);
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}
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// BOTTOM
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