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widgets(terminal): implement CNL
+19
-19
+11
-10
src/widgets/terminal/Screen.zig
+11
-10
src/widgets/terminal/Screen.zig
···
310
310
}
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}
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+
pub fn cursorUp(self: *Screen, n: usize) void {
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self.cursor.pending_wrap = false;
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+
if (self.withinScrollingRegion())
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self.cursor.row = @max(
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self.cursor.row -| n,
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self.scrolling_region.top,
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+
)
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else
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self.cursor.row -|= n;
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}
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+
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pub fn cursorLeft(self: *Screen, n: usize) void {
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self.cursor.pending_wrap = false;
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if (self.withinScrollingRegion())
···
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406
}
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}
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}
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-
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-
pub fn carriageReturn(self: *Screen) void {
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-
self.cursor.pending_wrap = false;
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self.cursor.col = if (self.mode.origin)
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self.scrolling_region.left
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-
else if (self.cursor.col >= self.scrolling_region.left)
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self.scrolling_region.left
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-
else
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0;
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-
}
+8
-9
src/widgets/terminal/Terminal.zig
+8
-9
src/widgets/terminal/Terminal.zig
···
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switch (seq.final) {
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// Cursor up
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'A', 'k' => {
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-
self.back_screen.cursor.pending_wrap = false;
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var iter = seq.iterator(u16);
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const delta = iter.next() orelse 1;
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-
if (self.back_screen.withinScrollingRegion())
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-
self.back_screen.cursor.row = @max(
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-
self.back_screen.cursor.row -| delta,
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self.back_screen.scrolling_region.top,
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-
)
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-
else
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self.back_screen.cursor.row = self.back_screen.cursor.row -| delta;
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self.back_screen.cursorUp(delta);
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},
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// Cursor Down
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'B' => {
···
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},
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// Cursor Left
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'D', 'j' => {
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-
self.back_screen.cursor.pending_wrap = false;
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var iter = seq.iterator(u16);
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const delta = iter.next() orelse 1;
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self.back_screen.cursorLeft(delta);
···
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var iter = seq.iterator(u16);
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const delta = iter.next() orelse 1;
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self.back_screen.cursorDown(delta);
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+
self.carriageReturn();
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+
},
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+
// Cursor Previous Line
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'F' => {
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var iter = seq.iterator(u16);
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+
const delta = iter.next() orelse 1;
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+
self.back_screen.cursorUp(delta);
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self.carriageReturn();
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},
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'H', 'f' => {