return "\033[?6c";
case VT220:
+ case XTERM:
// "I am a VT220" - 7 bit version
if (!s8c1t) {
return "\033[?62;1;6c";
}
// "I am a VT220" - 8 bit version
return "\u009b?62;1;6c";
- case XTERM:
- // "I am a VT100 with advanced video option" (often VT102)
- return "\033[?1;2c";
default:
throw new IllegalArgumentException("Invalid device type: " + type);
}
return columns132;
}
- /**
+ /**
* true = reverse video. Set by DECSCNM.
*/
private boolean reverseVideo = false;
writeRemote(keypressToString(keypress));
}
+ /**
+ * Build one of the complex xterm keystroke sequences, storing the result in
+ * xterm_keystroke_buffer.
+ *
+ * @param ss3 the prefix to use based on VT100 state.
+ * @param first the first character, usually a number.
+ * @param first the last character, one of the following: ~ A B C D F H
+ * @param ctrl whether or not ctrl is down
+ * @param alt whether or not alt is down
+ * @param shift whether or not shift is down
+ * @return the buffer with the full key sequence
+ */
+ private String xtermBuildKeySequence(final String ss3, final char first,
+ final char last, boolean ctrl, boolean alt, boolean shift) {
+
+ StringBuilder sb = new StringBuilder(ss3);
+ if ((last == '~') || (ctrl == true) || (alt == true)
+ || (shift == true)
+ ) {
+ sb.append(first);
+ if ( (ctrl == false) && (alt == false) && (shift == true)) {
+ sb.append(";2");
+ } else if ((ctrl == false) && (alt == true) && (shift == false)) {
+ sb.append(";3");
+ } else if ((ctrl == false) && (alt == true) && (shift == true)) {
+ sb.append(";4");
+ } else if ((ctrl == true) && (alt == false) && (shift == false)) {
+ sb.append(";5");
+ } else if ((ctrl == true) && (alt == false) && (shift == true)) {
+ sb.append(";6");
+ } else if ((ctrl == true) && (alt == true) && (shift == false)) {
+ sb.append(";7");
+ } else if ((ctrl == true) && (alt == true) && (shift == true)) {
+ sb.append(";8");
+ }
+ }
+ sb.append(last);
+ return sb.toString();
+ }
+
/**
* Translate the keyboard press to a VT100, VT220, or XTERM sequence.
*
}
}
- if (keypress.equals(kbLeft)) {
- switch (arrowKeyMode) {
- case ANSI:
- return "\033[D";
- case VT52:
- return "\033D";
- case VT100:
- return "\033OD";
+ if (keypress.equalsWithoutModifiers(kbLeft)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '1', 'D',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '1', 'D',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '1', 'D',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return "\033[D";
+ case VT52:
+ return "\033D";
+ case VT100:
+ return "\033OD";
+ }
}
}
- if (keypress.equals(kbRight)) {
- switch (arrowKeyMode) {
- case ANSI:
- return "\033[C";
- case VT52:
- return "\033C";
- case VT100:
- return "\033OC";
+ if (keypress.equalsWithoutModifiers(kbRight)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '1', 'C',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '1', 'C',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '1', 'C',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return "\033[C";
+ case VT52:
+ return "\033C";
+ case VT100:
+ return "\033OC";
+ }
}
}
- if (keypress.equals(kbUp)) {
- switch (arrowKeyMode) {
- case ANSI:
- return "\033[A";
- case VT52:
- return "\033A";
- case VT100:
- return "\033OA";
+ if (keypress.equalsWithoutModifiers(kbUp)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '1', 'A',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '1', 'A',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '1', 'A',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return "\033[A";
+ case VT52:
+ return "\033A";
+ case VT100:
+ return "\033OA";
+ }
}
}
- if (keypress.equals(kbDown)) {
- switch (arrowKeyMode) {
- case ANSI:
- return "\033[B";
- case VT52:
- return "\033B";
- case VT100:
- return "\033OB";
+ if (keypress.equalsWithoutModifiers(kbDown)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '1', 'B',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '1', 'B',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '1', 'B',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return "\033[B";
+ case VT52:
+ return "\033B";
+ case VT100:
+ return "\033OB";
+ }
}
}
- if (keypress.equals(kbHome)) {
- switch (arrowKeyMode) {
- case ANSI:
- return "\033[H";
- case VT52:
- return "\033H";
- case VT100:
- return "\033OH";
+ if (keypress.equalsWithoutModifiers(kbHome)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '1', 'H',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '1', 'H',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '1', 'H',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return "\033[H";
+ case VT52:
+ return "\033H";
+ case VT100:
+ return "\033OH";
+ }
}
}
- if (keypress.equals(kbEnd)) {
- switch (arrowKeyMode) {
- case ANSI:
- return "\033[F";
- case VT52:
- return "\033F";
- case VT100:
- return "\033OF";
+ if (keypress.equalsWithoutModifiers(kbEnd)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '1', 'F',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '1', 'F',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '1', 'F',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return "\033[F";
+ case VT52:
+ return "\033F";
+ case VT100:
+ return "\033OF";
+ }
}
}
if (vt52Mode) {
return "\0332P";
}
+ if (type == DeviceType.XTERM) {
+ return "\0331;2P";
+ }
return "\033O2P";
}
if (vt52Mode) {
return "\0332Q";
}
+ if (type == DeviceType.XTERM) {
+ return "\0331;2Q";
+ }
return "\033O2Q";
}
if (vt52Mode) {
return "\0332R";
}
+ if (type == DeviceType.XTERM) {
+ return "\0331;2R";
+ }
return "\033O2R";
}
if (vt52Mode) {
return "\0332S";
}
+ if (type == DeviceType.XTERM) {
+ return "\0331;2S";
+ }
return "\033O2S";
}
if (vt52Mode) {
return "\0335P";
}
+ if (type == DeviceType.XTERM) {
+ return "\0331;5P";
+ }
return "\033O5P";
}
if (vt52Mode) {
return "\0335Q";
}
+ if (type == DeviceType.XTERM) {
+ return "\0331;5Q";
+ }
return "\033O5Q";
}
if (vt52Mode) {
return "\0335R";
}
+ if (type == DeviceType.XTERM) {
+ return "\0331;5R";
+ }
return "\033O5R";
}
if (vt52Mode) {
return "\0335S";
}
+ if (type == DeviceType.XTERM) {
+ return "\0331;5S";
+ }
return "\033O5S";
}
return "\033[24;5~";
}
- if (keypress.equals(kbPgUp)) {
- // Page Up
- return "\033[5~";
- }
-
- if (keypress.equals(kbPgDn)) {
- // Page Down
- return "\033[6~";
- }
-
- if (keypress.equals(kbIns)) {
- // Ins
- return "\033[2~";
+ if (keypress.equalsWithoutModifiers(kbPgUp)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '5', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '5', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '5', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ return "\033[5~";
+ }
}
- if (keypress.equals(kbShiftIns)) {
- // This is what xterm sends for SHIFT-INS
- return "\033[2;2~";
- // This is what xterm sends for CTRL-INS
- // return "\033[2;5~";
+ if (keypress.equalsWithoutModifiers(kbPgDn)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '6', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '6', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '6', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ return "\033[6~";
+ }
}
- if (keypress.equals(kbShiftDel)) {
- // This is what xterm sends for SHIFT-DEL
- return "\033[3;2~";
- // This is what xterm sends for CTRL-DEL
- // return "\033[3;5~";
+ if (keypress.equalsWithoutModifiers(kbIns)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '2', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '2', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '2', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ return "\033[2~";
+ }
}
- if (keypress.equals(kbDel)) {
- // Delete sends real delete for VTxxx
- return "\177";
- // return "\033[3~";
+ if (keypress.equalsWithoutModifiers(kbDel)) {
+ switch (type) {
+ case XTERM:
+ switch (arrowKeyMode) {
+ case ANSI:
+ return xtermBuildKeySequence("\033[", '3', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT52:
+ return xtermBuildKeySequence("\033", '3', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ case VT100:
+ return xtermBuildKeySequence("\033O", '3', '~',
+ keypress.isCtrl(), keypress.isAlt(),
+ keypress.isShift());
+ }
+ default:
+ // Delete sends real delete for VTxxx
+ return "\177";
+ }
}
if (keypress.equals(kbEnter)) {
return "\011";
}
+ if ((keypress.equalsWithoutModifiers(kbBackTab)) ||
+ (keypress.equals(kbShiftTab))
+ ) {
+ switch (type) {
+ case XTERM:
+ return "\033[Z";
+ default:
+ return "\011";
+ }
+ }
+
// Non-alt, non-ctrl characters
if (!keypress.isFnKey()) {
StringBuilder sb = new StringBuilder();
currentState.attr.setForeColor(Color.WHITE);
break;
case 38:
- // Underscore on, default foreground color
- currentState.attr.setUnderline(true);
- currentState.attr.setForeColor(Color.WHITE);
+ if (type == DeviceType.XTERM) {
+ /*
+ * Xterm supports T.416 / ISO-8613-3 codes to select
+ * either an indexed color or an RGB value. (It also
+ * permits these ISO-8613-3 SGR sequences to be separated
+ * by colons rather than semicolons.)
+ *
+ * We will not support any of these additional color
+ * codes at this time:
+ *
+ * 1. http://invisible-island.net/ncurses/ncurses.faq.html#xterm_16MegaColors
+ * has a detailed discussion of the current state of
+ * RGB in various terminals, the point of which is
+ * that none of them really do the same thing despite
+ * all appearing to be "xterm".
+ *
+ * 2. As seen in
+ * https://bugs.kde.org/show_bug.cgi?id=107487#c3,
+ * even supporting just the "indexed mode" of these
+ * sequences (which could align easily with existing
+ * SGR colors) is assumed to mean full support of
+ * 24-bit RGB. So it is all or nothing.
+ *
+ * Finally, these sequences break the assumptions of
+ * standard ECMA-48 style parsers as pointed out at
+ * https://bugs.kde.org/show_bug.cgi?id=107487#c11 .
+ * Therefore in order to keep a clean display, we cannot
+ * parse anything else in this sequence.
+ */
+ return;
+ } else {
+ // Underscore on, default foreground color
+ currentState.attr.setUnderline(true);
+ currentState.attr.setForeColor(Color.WHITE);
+ }
break;
case 39:
// Underscore off, default foreground color
// Set white background
currentState.attr.setBackColor(Color.WHITE);
break;
+ case 48:
+ if (type == DeviceType.XTERM) {
+ /*
+ * Xterm supports T.416 / ISO-8613-3 codes to select
+ * either an indexed color or an RGB value. (It also
+ * permits these ISO-8613-3 SGR sequences to be separated
+ * by colons rather than semicolons.)
+ *
+ * We will not support this at this time. Also, in order
+ * to keep a clean display, we cannot parse anything else
+ * in this sequence.
+ */
+ return;
+ }
+ break;
case 49:
// Default background
currentState.attr.setBackColor(Color.BLACK);
*/
private void dsr() {
boolean decPrivateModeFlag = false;
+ int row = currentState.cursorY;
for (int i = 0; i < collectBuffer.length(); i++) {
if (collectBuffer.charAt(i) == '?') {
case 6:
// Request cursor position. Respond with current position.
+ if (currentState.originMode == true) {
+ row -= scrollRegionTop;
+ }
String str = "";
if (((type == DeviceType.VT220) || (type == DeviceType.XTERM))
&& (s8c1t == true)
) {
- str = String.format("\u009b%d;%dR",
- currentState.cursorY + 1, currentState.cursorX + 1);
+ str = String.format("\u009b%d;%dR", row + 1,
+ currentState.cursorX + 1);
} else {
- str = String.format("\033[%d;%dR",
- currentState.cursorY + 1, currentState.cursorX + 1);
+ str = String.format("\033[%d;%dR", row + 1,
+ currentState.cursorX + 1);
}
// Send string directly to remote side
git://git.nikiroo.be / nikiroo-utils.git / blobdiff