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Clear autowrap bit at some escape sequences

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Add test adapted from chromiums hterm.
This commit is contained in:
Fredrik Fornwall
2016-01-19 17:24:18 +01:00
parent 01a1c6de0f
commit 7256b04317
2 changed files with 54 additions and 8 deletions
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21
app/src/main/java/com/termux/terminal/TerminalEmulator.java
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@@ -907,8 +907,9 @@ public final class TerminalEmulator {
/** Process byte while in the {@link #ESC_CSI_QUESTIONMARK} escape state. */
private void doCsiQuestionMark(int b) {
switch (b) {
case 'J': // Selective erase in display (DECSED - http://www.vt100.net/docs/vt510-rm/DECSED).
case 'K': // Selective erase in line (DECSEL - http://vt100.net/docs/vt510-rm/DECSEL).
case 'J': // Selective erase in display (DECSED) - http://www.vt100.net/docs/vt510-rm/DECSED.
case 'K': // Selective erase in line (DECSEL) - http://vt100.net/docs/vt510-rm/DECSEL.
mAboutToAutoWrap = false;
int fillChar = ' ';
int startCol = -1;
int startRow = -1;
@@ -1326,9 +1327,8 @@ public final class TerminalEmulator {
continueSequence(ESC_CSI_ARGS_ASTERIX);
break;
case '@': {
// ESC [ Pn @ - ICH Insert Characters.
// "This control function inserts one or more space (SP) characters starting at the cursor position."
// http://www.vt100.net/docs/vt510-rm/ICH
// "CSI{n}@" - Insert ${n} space characters (ICH) - http://www.vt100.net/docs/vt510-rm/ICH.
mAboutToAutoWrap = false;
int columnsAfterCursor = mColumns - mCursorCol;
int spacesToInsert = Math.min(getArg0(1), columnsAfterCursor);
int charsToMove = columnsAfterCursor - spacesToInsert;
@@ -1365,7 +1365,7 @@ public final class TerminalEmulator {
case 'I': // Cursor Horizontal Forward Tabulation (CHT). Move the active position n tabs forward.
setCursorCol(nextTabStop(getArg0(1)));
break;
case 'J': // ESC [ Pn J - ED - Erase in Display
case 'J': // "${CSI}${0,1,2}J" - Erase in Display (ED)
// ED ignores the scrolling margins.
switch (getArg0(0)) {
case 0: // Erase from the active position to the end of the screen, inclusive (default).
@@ -1382,8 +1382,9 @@ public final class TerminalEmulator {
break;
default:
unknownSequence(b);
break;
return;
}
mAboutToAutoWrap = false;
break;
case 'K': // "CSI{n}K" - Erase in line (EL).
switch (getArg0(0)) {
@@ -1398,8 +1399,9 @@ public final class TerminalEmulator {
break;
default:
unknownSequence(b);
break;
return;
}
mAboutToAutoWrap = false;
break;
case 'L': // "${CSI}{N}L" - insert ${N} lines (IL).
{
@@ -1412,6 +1414,7 @@ public final class TerminalEmulator {
break;
case 'M': // "${CSI}${N}M" - delete N lines (DL).
{
mAboutToAutoWrap = false;
int linesAfterCursor = mBottomMargin - mCursorRow;
int linesToDelete = Math.min(getArg0(1), linesAfterCursor);
int linesToMove = linesAfterCursor - linesToDelete;
@@ -1426,6 +1429,7 @@ public final class TerminalEmulator {
// As characters are deleted, the remaining characters between the cursor and right margin move to the left.
// Character attributes move with the characters. The terminal adds blank spaces with no visual character
// attributes at the right margin. DCH has no effect outside the scrolling margins."
mAboutToAutoWrap = false;
int cellsAfterCursor = mColumns - mCursorCol;
int cellsToDelete = Math.min(getArg0(1), cellsAfterCursor);
int cellsToMove = cellsAfterCursor - cellsToDelete;
@@ -1456,6 +1460,7 @@ public final class TerminalEmulator {
}
break;
case 'X': // "${CSI}${N}X" - Erase ${N:=1} character(s) (ECH). FIXME: Clears character attributes?
mAboutToAutoWrap = false;
mScreen.blockSet(mCursorCol, mCursorRow, Math.min(getArg0(1), mColumns - mCursorCol), 1, ' ', getStyle());
break;
case 'Z': // Cursor Backward Tabulation (CBT). Move the active position n tabs backward.