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Input normal ^ even on other unicode char input

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Some bluetooth keyboards [1] input U+02C6, the unicode character
MODIFIER LETTER CIRCUMFLEX ACCENT instead of the more common ^
(U+005E CIRCUMFLEX ACCENT). Remap it to the common caret since
that is what terminal programs expect.

[1] https://plus.google.com/100972300636796512022/posts/f7PKpXWesgG
This commit is contained in:
Fredrik Fornwall
2015-12-30 00:46:08 +01:00
parent 657c270d97
commit 913c474d32
1 changed files with 14 additions and 7 deletions
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21
app/src/main/java/com/termux/view/TerminalView.java
View File

@@ -644,13 +644,20 @@ public final class TerminalView extends View {
if (resultingKeyCode > -1) {
handleKeyCode(resultingKeyCode, 0);
} else {
// The below two workarounds are needed on at least Logitech Keyboard k810 on Samsung Galaxy Tab Pro
// (Android 4.4) with the stock Samsung Keyboard. They should be harmless when not used since the need
// to input the original characters instead of the new ones using the keyboard should be low.
// Rewrite U+02DC 'SMALL TILDE' to U+007E 'TILDE' for ~ to work in shells:
if (codePoint == 0x02DC) codePoint = 0x07E;
// Rewrite U+02CB 'MODIFIER LETTER GRAVE ACCENT' to U+0060 'GRAVE ACCENT' for ` (backticks) to work:
if (codePoint == 0x02CB) codePoint = 0x60;
// Work around bluetooth keyboards sending funny unicode characters instead
// of the more normal ones from ASCII that terminal programs expect - the
// desire to input the original characters should be low.
switch (codePoint) {
case 0x02DC: // SMALL TILDE.
codePoint = 0x007E; // TILDE (~).
break;
case 0x02CB: // MODIFIER LETTER GRAVE ACCENT.
codePoint = 0x0060; // GRAVE ACCENT (`).
break;
case 0x02C6: // MODIFIER LETTER CIRCUMFLEX ACCENT.
codePoint = 0x005E; // CIRCUMFLEX ACCENT (^).
break;
}
// If left alt, send escape before the code point to make e.g. Alt+B and Alt+F work in readline:
mTermSession.writeCodePoint(leftAltDownFromEvent, codePoint);