131 lines
2.7 KiB
C
131 lines
2.7 KiB
C
#include "xcmd.h"
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#include "ex_keys.h"
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#define IS_ALPHA(c) ( (c>='A' && c<='Z') || (c>='a' && c<='z') )
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#define IS_NUMBER(c) (c>='0' && c<='9')
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static int xcmd_ctr_a(void *pv)
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{
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/* 移动光标到头 */
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xcmd_display_cursor_set(0);
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return 0;
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}
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static int xcmd_ctr_e(void *pv)
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{
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/* 移动光标到尾 */
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xcmd_display_cursor_set(-1);
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return 0;
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}
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static int xcmd_ctr_u(void *pv)
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{
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/* 删除光标左边的所有字符 */
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uint16_t pos = xcmd_display_cursor_get();
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for(uint16_t i=0; i<pos; i++)
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{
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xcmd_display_delete_char();
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}
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return 0;
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}
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static int xcmd_ctr_k(void *pv)
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{
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/* 删除光标右边的所有字符 */
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uint16_t pos = xcmd_display_cursor_get();
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xcmd_display_cursor_set(-1);
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while(1)
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{
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if(xcmd_display_cursor_get() == pos)
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{
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break;
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}
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xcmd_display_delete_char();
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}
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return 0;
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}
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static int xcmd_ctr_l(void *pv)
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{
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xcmd_exec("clear");
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return 0;
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}
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static int xcmd_ctr_left(void *pv)
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{
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char *line = xcmd_display_get();
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uint16_t pos = xcmd_display_cursor_get();
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while(pos)
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{
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pos--;
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if(IS_ALPHA(line[pos]) || IS_NUMBER(line[pos]))
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{
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break;
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}
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}
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while(pos)
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{
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if( !IS_ALPHA(line[pos-1]) && !IS_NUMBER(line[pos-1]) )
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{
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break;
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}
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pos--;
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}
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xcmd_display_cursor_set(pos);
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return 0;
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}
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static int xcmd_ctr_right(void *pv)
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{
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char *line = xcmd_display_get();
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uint16_t pos = xcmd_display_cursor_get();
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while(line[pos++])
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{
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if(IS_ALPHA(line[pos]) || IS_NUMBER(line[pos]))
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{
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break;
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}
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}
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while(line[pos++])
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{
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if( !IS_ALPHA(line[pos]) && !IS_NUMBER(line[pos]) )
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{
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break;
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}
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}
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xcmd_display_cursor_set(pos);
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return 0;
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}
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XCMD_EXPORT_KEY(KEY_CTR_A, xcmd_ctr_a, "ctr+a")
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XCMD_EXPORT_KEY(KEY_CTR_E, xcmd_ctr_e, "ctr+e")
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XCMD_EXPORT_KEY(KEY_CTR_U, xcmd_ctr_u, "ctr+u")
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XCMD_EXPORT_KEY(KEY_CTR_K, xcmd_ctr_k, "ctr+k")
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XCMD_EXPORT_KEY(KEY_CTR_L, xcmd_ctr_l, "ctr+l")
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XCMD_EXPORT_KEY(KEY_CTR_LEFT, xcmd_ctr_left, "ctr+lelf")
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XCMD_EXPORT_KEY(KEY_CTR_RIGHT, xcmd_ctr_right, "ctr+lelf")
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static xcmd_key_t ex_keys[] =
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{
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#ifndef ENABLE_XCMD_EXPORT
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{KEY_CTR_A, xcmd_ctr_a, "ctr+a", NULL},
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{KEY_CTR_E, xcmd_ctr_e, "ctr+e", NULL},
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{KEY_CTR_U, xcmd_ctr_u, "ctr+u", NULL},
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{KEY_CTR_K, xcmd_ctr_k, "ctr+k", NULL},
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{KEY_CTR_L, xcmd_ctr_l, "ctr+l", NULL},
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{KEY_CTR_LEFT, xcmd_ctr_left, "ctr+lelf", NULL},
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{KEY_CTR_RIGHT, xcmd_ctr_right, "ctr+right", NULL},
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#endif
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};
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void ex_keys_init(void)
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{
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xcmd_key_register(ex_keys, sizeof(ex_keys)/sizeof(xcmd_key_t));
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}
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