applications/urxvt-perls
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keyboard-select: fixed and enabled blockwise selection mode

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Bert 2010-08-13 20:18:41 +02:00
parent 4de636301f
commit ad736c2fd7
1 changed files with 36 additions and 42 deletions
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78
keyboard-select
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@ -14,8 +14,11 @@
# - j,down: move cursor down
# - k,up: move cursor up
# - l,right: move cursor right
# - Return: start/copy selection
# - Escape: cancel keyboard selection mode
# - v: toggle normal selection
# - V: toggle linewise selection
# - Ctrl-v: toggle blockwise selection
# - y: copy selected text to primary buffer and quit selection mode
# - Escape: cancel whole keyboard selection mode
use strict;
@ -40,28 +43,21 @@ sub key_press {
if ($keysym == 0xff1b) {
# escape
deactivate($self);
} elsif ($keysym == 0xff0d) {
# return
if ($self->{selection}) {
my ($br, $bc, $er, $ec) = calc_span($self, 1);
} elsif ($char eq 'y') {
if ($self->{select}) {
my ($br, $bc, $er, $ec) = calc_span($self);
$self->selection_beg($br, $bc);
$self->selection_end($er, $ec);
$self->selection_make($event->{time}, $self->{mode} eq 'b');
$self->selection_make($event->{time}, $self->{select} eq 'b');
deactivate($self);
} else {
$self->{selection} = 1;
$self->{ar} = $self->{cr};
$self->{ac} = $self->{cc};
$self->want_refresh();
}
} elsif ($char eq 'V') {
change_mode($self, 'line');
toggle_select($self, 'l');
} elsif ($char eq 'v') {
if ($event->{state} & urxvt::ControlMask) {
# TODO: fix block mode handling in calc_span
#change_mode($self, 'block');
toggle_select($self, 'b');
} else {
change_mode($self, 'normal');
toggle_select($self, 'n');
}
} elsif ($char eq 'k' || $keysym == 0xff52) {
move_cursor($self, 'up');
@ -87,18 +83,19 @@ sub tt_write {
sub refresh {
my ($self) = @_;
if ($self->{selection}) {
if ($self->{select}) {
my ($br, $bc, $er, $ec) = calc_span($self);
if ($self->{mode} eq 'b') {
if ($self->{select} eq 'b') {
$self->scr_xor_rect($br, $bc, $er, $ec, urxvt::RS_RVid);
} else {
$self->scr_xor_span($br, $bc, $er, $ec, urxvt::RS_RVid);
}
if ($self->{mode} ne 'l') {
$self->scr_xor_span($self->{cr}, $self->{cc},
$self->{cr}, $self->{cc} + 1, urxvt::RS_RVid);
}
if ($self->{select} ne 'l') {
# make the cursor visible again
$self->scr_xor_span($self->{cr}, $self->{cc},
$self->{cr}, $self->{cc} + 1, urxvt::RS_RVid);
}
}
@ -120,6 +117,7 @@ sub move_cursor {
$self->screen_cur($self->{cr}, ++$self->{cc});
}
# scroll the current cursor position into visible area
if ($self->{cr} < $self->view_start()) {
$self->view_start($self->{cr});
} elsif ($self->{cr} >= $self->view_start() + $self->nrow) {
@ -137,8 +135,7 @@ sub activate {
my ($self) = @_;
$self->{active} = 1;
$self->{selection} = 0;
$self->{mode} = 'n';
$self->{select} = "";
($self->{cr}, $self->{cc}) = $self->screen_cur();
$self->{oldcr} = $self->{cr};
@ -181,26 +178,21 @@ sub deactivate {
}
sub change_mode {
sub toggle_select {
my ($self, $mode) = @_;
if ($self->{active}) {
my $old_mode = $self->{mode};
if ($mode eq 'line') {
$self->{mode} = 'l';
print "change_mode line\n";
} elsif ($mode eq 'block') {
$self->{mode} = 'b';
print "change_mode block\n";
if ($self->{select} eq $mode) {
$self->{select} = '';
} else {
$self->{mode} = 'n';
print "change_mode normal\n";
if (not $self->{select}) {
$self->{ar} = $self->{cr};
$self->{ac} = $self->{cc};
}
$self->{select} = $mode;
}
if ($old_mode ne $self->{mode}) {
$self->want_refresh();
}
$self->want_refresh();
}
()
@ -208,7 +200,7 @@ sub change_mode {
sub calc_span {
my ($self, $copy) = @_;
my ($self) = @_;
my ($br, $bc, $er, $ec);
if ($self->{cr} < $self->{ar}) {
@ -228,14 +220,16 @@ sub calc_span {
$ec = $self->{cc} > $self->{ac} ? $self->{cc} : $self->{ac};
}
if ($self->{mode} eq 'l') {
if ($self->{select} eq 'l') {
$bc = 0;
$ec = $self->ncol;
} else {
if ($self->{select} eq 'b') {
($br, $er) = ($er, $br) if $br > $er;
($bc, $ec) = ($ec, $bc) if $bc > $ec;
}
++$ec;
}
#print "($br,$bc) - ($er,$ec)\n";
return ($br, $bc, $er, $ec);
}