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M_ChangeStringCvar: Support for Cut, Copy, and Paste

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- Ctrl codes
    - ctrl-c, ctrl ins (copy)
    - ctrl-x (cut)
    - ctrl-v (paste)
- Shift codes
    - shift-ins (paste)
    - shift-del (cut)
This commit is contained in:
toaster 2023-05-19 12:25:45 +01:00
parent 569ec11624
commit 16649d0754
1 changed files with 111 additions and 9 deletions
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120
src/menus/transient/virtual-keyboard.c
View file

@ -4,6 +4,7 @@
#include "../../k_menu.h"
#include "../../s_sound.h"
#include "../../hu_stuff.h" // shiftxform
#include "../../i_system.h" // I_Clipboard funcs
// Typing "sub"-menu
struct menutyping_s menutyping;
@ -27,32 +28,128 @@ INT16 shift_virtualKeyboard[5][13] = {
{KEY_SPACE, KEY_RSHIFT, KEY_BACKSPACE, KEY_CAPSLOCK, KEY_ENTER, 0, 0, 0, 0, 0, 0, 0, 0}
};
typedef enum
{
CVCPM_NONE,
CVCPM_COPY,
CVCPM_CUT,
CVCPM_PASTE
} cvarcopypastemode_t;
boolean M_ChangeStringCvar(INT32 choice)
{
consvar_t *cv = currentMenu->menuitems[itemOn].itemaction.cvar;
char buf[MAXSTRINGLENGTH];
size_t len;
cvarcopypastemode_t copypastemode = CVCPM_NONE;
if (shiftdown && choice >= 32 && choice <= 127)
choice = shiftxform[choice];
if (menutyping.keyboardtyping == true)
{
// We can only use global modifiers in key mode.
if (ctrldown)
{
if (choice == 'c' || choice == 'C' || choice == KEY_INS)
{
// ctrl+c, ctrl+insert, copying
copypastemode = CVCPM_COPY;
}
else if (choice == 'x' || choice == 'X')
{
// ctrl+x, cutting
copypastemode = CVCPM_CUT;
}
else if (choice == 'v' || choice == 'V')
{
// ctrl+v, pasting
copypastemode = CVCPM_PASTE;
}
else
{
// not a known ctrl code
return false;
}
}
else if (shiftdown)
{
if (choice == KEY_INS)
{
// shift+insert, pasting
copypastemode = CVCPM_PASTE;
}
else if (choice == KEY_DEL)
{
// shift+delete, cutting
copypastemode = CVCPM_CUT;
}
else if (choice >= 32 && choice <= 127)
{
// shift+printable, generally uppercase
choice = shiftxform[choice];
}
}
if (copypastemode != CVCPM_NONE)
{
len = strlen(cv->string);
if (copypastemode == CVCPM_PASTE)
{
const char *paste = I_ClipboardPaste();
if (paste == NULL || paste[0] == '\0')
;
else if (len < MAXSTRINGLENGTH - 1)
{
M_Memcpy(buf, cv->string, len);
buf[len] = 0;
strncat(buf, paste, (MAXSTRINGLENGTH - 1) - len);
CV_Set(cv, buf);
S_StartSound(NULL, sfx_s3k5b); // Tails
}
}
else if (len > 0 /*&& (copypastemode == CVCPM_COPY
|| copypastemode == CVCPM_CUT)*/
)
{
I_ClipboardCopy(cv->string, len);
if (copypastemode == CVCPM_CUT)
{
// A cut should wipe.
CV_Set(cv, "");
}
S_StartSound(NULL, sfx_s3k5b); // Tails
}
return true;
}
}
switch (choice)
{
case KEY_BACKSPACE:
len = strlen(cv->string);
if (len > 0)
if (cv->string[0])
{
S_StartSound(NULL, sfx_s3k5b); // Tails
len = strlen(cv->string);
M_Memcpy(buf, cv->string, len);
buf[len-1] = 0;
CV_Set(cv, buf);
S_StartSound(NULL, sfx_s3k5b); // Tails
}
return true;
case KEY_DEL:
if (cv->string[0])
{
S_StartSound(NULL, sfx_s3k5b); // Tails
CV_Set(cv, "");
S_StartSound(NULL, sfx_s3k5b); // Tails
}
return true;
default:
@ -61,11 +158,14 @@ boolean M_ChangeStringCvar(INT32 choice)
len = strlen(cv->string);
if (len < MAXSTRINGLENGTH - 1)
{
S_StartSound(NULL, sfx_s3k5b); // Tails
M_Memcpy(buf, cv->string, len);
buf[len++] = (char)choice;
buf[len] = 0;
CV_Set(cv, buf);
S_StartSound(NULL, sfx_s3k5b); // Tails
}
return true;
}
@ -85,8 +185,10 @@ static void M_UpdateKeyboardX(void)
static boolean M_IsTypingKey(INT32 key)
{
return key == KEY_BACKSPACE || key == KEY_ENTER ||
key == KEY_ESCAPE || key == KEY_DEL || isprint(key);
return key == KEY_BACKSPACE || key == KEY_ENTER
|| key == KEY_ESCAPE || key == KEY_DEL
|| key == KEY_LCTRL || key == KEY_RCTRL
|| isprint(key);
}
void M_MenuTypingInput(INT32 key)