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Added copy, cut and paste options.

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This commit is contained in:
GrenderG
2017-04-11 01:01:51 +02:00
parent 22799f4ac8
commit 14b57b50ff
1 changed files with 43 additions and 1 deletions
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tte.c
+43 -1
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@@ -49,7 +49,7 @@
// Empty buffer
#define ABUF_INIT {NULL, 0}
// Version code
#define TTE_VERSION "0.0.2"
#define TTE_VERSION "0.0.3"
// Length of a tab stop
#define TTE_TAB_STOP 4
// Times to press Ctrl-Q before exiting
@@ -107,6 +107,7 @@ struct editor_config {
char* file_name;
char status_msg[80];
time_t status_msg_time;
char* copied_char_buffer;
struct editor_syntax* syntax;
struct termios orig_termios;
} ec;
@@ -361,6 +362,10 @@ void abufAppend();
char *editorPrompt(char* prompt, void (*callback)(char*, int));
void editorRowAppendString(editor_row* row, char* s, size_t len);
void editorInsertNewline();
/*** Terminal section ***/
void die(const char* s) {
@@ -898,6 +903,28 @@ void editorFlipRow(int dir) {
ec.dirty++;
}
void editorCopy(int cut) {
ec.copied_char_buffer = realloc(ec.copied_char_buffer, strlen(ec.row[ec.cursor_y].chars) + 1);
strcpy(ec.copied_char_buffer, ec.row[ec.cursor_y].chars);
editorSetStatusMessage(cut ? "Content cutted" : "Content copied");
}
void editorCut() {
editorCopy(-1);
editorDelRow(ec.cursor_y);
}
void editorPaste() {
if (ec.copied_char_buffer == NULL)
return;
if (ec.cursor_y == ec.num_rows)
editorInsertRow(ec.cursor_y, ec.copied_char_buffer, strlen(ec.copied_char_buffer));
else
editorRowAppendString(&ec.row[ec.cursor_y], ec.copied_char_buffer, strlen(ec.copied_char_buffer));
ec.cursor_x += strlen(ec.copied_char_buffer);
}
void editorRowInsertChar(editor_row* row, int at, int c) {
if (at < 0 || at > row -> size)
at = row -> size;
@@ -1512,6 +1539,17 @@ void editorProcessKeypress() {
if (ec.cursor_y < ec.num_rows - 1)
editorFlipRow(-1);
break;
case CTRL_KEY('x'):
if (ec.cursor_y < ec.num_rows)
editorCut();
break;
case CTRL_KEY('c'):
if (ec.cursor_y < ec.num_rows)
editorCopy(0);
break;
case CTRL_KEY('v'):
editorPaste();
break;
case ARROW_UP:
case ARROW_DOWN:
case ARROW_LEFT:
@@ -1573,6 +1611,7 @@ void initEditor() {
ec.file_name = NULL;
ec.status_msg[0] = '\0';
ec.status_msg_time = 0;
ec.copied_char_buffer = NULL;
ec.syntax = NULL;
editorUpdateWindowSize();
@@ -1594,6 +1633,9 @@ void printHelp() {
printf("Ctrl-F \t\tSearch. Esc, enter and arrows to interact once searching\n");
printf("Ctrl-E \t\tFlip line upwards\n");
printf("Ctrl-D \t\tFlip line downwards\n");
printf("Ctrl-C \t\tCopy line\n");
printf("Ctrl-X \t\tCut line\n");
printf("Ctrl-V \t\tPaste line\n");
printf("\n\nOPTIONS\n-------\n\n");
printf("Option \t\tAction\n\n");