X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fjexer%2Ftterminal%2FECMA48.java;h=97c9b41711624adef14e228d01b2049598b6b050;hb=31b7033c9169743e9b9f5b976066faac26f8a9d5;hp=300625b9f244da6bb572f03607744abeea6ca81a;hpb=e16dda65585466c8987bd1efd718431450a96605;p=fanfix.git diff --git a/src/jexer/tterminal/ECMA48.java b/src/jexer/tterminal/ECMA48.java index 300625b..97c9b41 100644 --- a/src/jexer/tterminal/ECMA48.java +++ b/src/jexer/tterminal/ECMA48.java @@ -1255,6 +1255,46 @@ public class ECMA48 implements Runnable { 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. * @@ -1311,69 +1351,177 @@ public class ECMA48 implements Runnable { } } - 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"; + } } } @@ -1500,6 +1648,9 @@ public class ECMA48 implements Runnable { if (vt52Mode) { return "\0332P"; } + if (type == DeviceType.XTERM) { + return "\0331;2P"; + } return "\033O2P"; } @@ -1508,6 +1659,9 @@ public class ECMA48 implements Runnable { if (vt52Mode) { return "\0332Q"; } + if (type == DeviceType.XTERM) { + return "\0331;2Q"; + } return "\033O2Q"; } @@ -1516,6 +1670,9 @@ public class ECMA48 implements Runnable { if (vt52Mode) { return "\0332R"; } + if (type == DeviceType.XTERM) { + return "\0331;2R"; + } return "\033O2R"; } @@ -1524,6 +1681,9 @@ public class ECMA48 implements Runnable { if (vt52Mode) { return "\0332S"; } + if (type == DeviceType.XTERM) { + return "\0331;2S"; + } return "\033O2S"; } @@ -1572,6 +1732,9 @@ public class ECMA48 implements Runnable { if (vt52Mode) { return "\0335P"; } + if (type == DeviceType.XTERM) { + return "\0331;5P"; + } return "\033O5P"; } @@ -1580,6 +1743,9 @@ public class ECMA48 implements Runnable { if (vt52Mode) { return "\0335Q"; } + if (type == DeviceType.XTERM) { + return "\0331;5Q"; + } return "\033O5Q"; } @@ -1588,6 +1754,9 @@ public class ECMA48 implements Runnable { if (vt52Mode) { return "\0335R"; } + if (type == DeviceType.XTERM) { + return "\0331;5R"; + } return "\033O5R"; } @@ -1596,6 +1765,9 @@ public class ECMA48 implements Runnable { if (vt52Mode) { return "\0335S"; } + if (type == DeviceType.XTERM) { + return "\0331;5S"; + } return "\033O5S"; } @@ -1639,39 +1811,93 @@ public class ECMA48 implements Runnable { 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)) { @@ -3257,9 +3483,41 @@ public class ECMA48 implements Runnable { 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 @@ -3298,6 +3556,21 @@ public class ECMA48 implements Runnable { // 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);