18 |
/ ); |
/ ); |
19 |
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20 |
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21 |
our $VERSION = '0.01'; |
our $VERSION = '0.02'; |
22 |
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23 |
=head1 NAME |
=head1 NAME |
24 |
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80 |
my $cols = $self->screen->cols; |
my $cols = $self->screen->cols; |
81 |
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82 |
my $t = shift; |
my $t = shift; |
83 |
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84 |
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$t =~ s/{s}//; |
85 |
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86 |
$t = '' unless defined $t; |
$t = '' unless defined $t; |
87 |
$t = substr($t,0,$cols) if length($t) > $cols; |
$t = substr($t,0,$cols) if length($t) > $cols; |
88 |
return $t . (" " x ($cols - length($t))); |
return $t . (" " x ($cols - length($t))); |
150 |
.$pos_txt)->normal(); |
.$pos_txt)->normal(); |
151 |
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152 |
$scr->at($scr->rows - $status_lines + 2,0)->puts( |
$scr->at($scr->rows - $status_lines + 2,0)->puts( |
153 |
sprintf('%-'.$scr->cols.'s', $self->error_text) |
sprintf('%-'.$scr->cols.'s', $self->error_text ) |
154 |
) if $self->error_text; |
) if $self->error_text; |
155 |
} |
} |
156 |
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157 |
=head2 selected |
=head2 selected |
158 |
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159 |
Move selection (or refresh it) |
Move selection to some line of document |
160 |
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161 |
$iselect->selected( +1 ); |
$iselect->selected( 42 ); |
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$iselect->selected( -1 ); |
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$iselect->selected( 0 ); |
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162 |
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163 |
=cut |
=cut |
164 |
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165 |
sub selected { |
sub selected { |
166 |
my $self = shift; |
my $self = shift; |
167 |
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168 |
my $d = shift || 0; |
my $new_pos = shift; |
169 |
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170 |
my $screen_line = $pos - $top_screen_line; |
if ( defined $new_pos ) { |
171 |
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172 |
$self->redraw_line( $screen_line, $self->lines->[$pos] ); |
my $screen_line = $pos - $top_screen_line; |
173 |
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$self->redraw_line( $screen_line, $self->lines->[$pos] ); |
174 |
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175 |
my $last_screen_line = $self->screen->rows - $status_lines; |
my $last_screen_line = $self->screen->rows - $status_lines; |
176 |
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177 |
if ( $d < 0 && $screen_line == 0 ) { |
if ( $new_pos < $pos && $screen_line == 0 ) { |
178 |
if ( $pos > 0 ) { |
if ( $pos > 0 ) { |
179 |
$top_screen_line--; |
$top_screen_line--; |
180 |
$pos--; |
$pos--; |
181 |
} else { |
$self->screen->at(0,0)->il; |
182 |
$self->error_text( "Already at Begin." ); |
$self->error_text( ' ' ); |
183 |
} |
} else { |
184 |
$self->redraw_screen; |
$self->error_text( "Already at Begin." ); |
185 |
} elsif ( $d > 0 && $screen_line == $last_screen_line ) { |
} |
186 |
if ( $pos < $nr_lines ) { |
} elsif ( $new_pos > $pos && $screen_line == $last_screen_line ) { |
187 |
$top_screen_line++; |
if ( $pos < $nr_lines ) { |
188 |
$pos++; |
$top_screen_line++; |
189 |
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$pos++; |
190 |
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$self->screen->at(0,0)->dl; |
191 |
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} else { |
192 |
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$self->error_text( "Already at End." ); |
193 |
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} |
194 |
} else { |
} else { |
195 |
$self->error_text( "Already at End." ); |
$pos = $new_pos; |
196 |
} |
} |
197 |
$self->redraw_screen; |
|
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} else { |
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$pos += $d; |
|
198 |
} |
} |
199 |
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200 |
my $line = $self->lines->[$pos]; |
my $line = $self->lines->[$pos]; |
226 |
my $callback = shift; |
my $callback = shift; |
227 |
confess "expect callback as first arg" unless ref($callback) eq 'CODE'; |
confess "expect callback as first arg" unless ref($callback) eq 'CODE'; |
228 |
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|
229 |
my @lines = $self->lines; |
my @lines = @{ $self->lines }; |
230 |
|
|
231 |
# find which lines are selectable in input file |
# find which lines are selectable in input file |
232 |
for my $l (0 .. $#lines) { |
for my $l (0 .. $#lines) { |
233 |
if ($lines[$l] =~ s/^{s}//) { |
if ($lines[$l] =~ m/^{s}/) { |
234 |
$selectable_line->{$l}++; |
$selectable_line->{$l}++; |
235 |
} |
} |
236 |
} |
} |
247 |
$self->redraw_screen; |
$self->redraw_screen; |
248 |
$self->selected; |
$self->selected; |
249 |
|
|
250 |
|
my $lines_on_screen = $self->screen->rows - $status_lines; |
251 |
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|
252 |
while(my $key = $self->screen->getch()) { |
while(my $key = $self->screen->getch()) { |
253 |
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254 |
my $lines_on_screen = $self->screen->rows - $status_lines; |
$self->error_text(''); |
255 |
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256 |
if ($key eq 'ku') { |
if ($key eq 'ku') { |
257 |
$self->selected( -1 ); |
$self->selected( $pos - 1 ); |
258 |
} elsif ($key eq 'kd') { |
} elsif ($key eq 'kd') { |
259 |
$self->selected( +1 ); |
$self->selected( $pos + 1 ); |
260 |
} elsif ($key eq 'pgup' ) { |
} elsif ($key eq 'pgup' ) { |
261 |
# first line on screen? |
# first line on screen? |
262 |
if ( $pos == $top_screen_line ) { |
if ( $pos == $top_screen_line ) { |
264 |
$top_screen_line = 0 if $top_screen_line < 0; |
$top_screen_line = 0 if $top_screen_line < 0; |
265 |
$self->redraw_screen; |
$self->redraw_screen; |
266 |
} |
} |
267 |
$self->selected( -( $pos - $top_screen_line ) ); |
if ( $pos == $top_screen_line ) { |
268 |
|
$self->error_text( "Already at top." ); |
269 |
|
} else { |
270 |
|
$self->selected( $top_screen_line ); |
271 |
|
} |
272 |
} elsif ($key eq 'pgdn' ) { |
} elsif ($key eq 'pgdn' ) { |
273 |
# last line on screen? |
# last line on screen? |
274 |
if ( $pos - $top_screen_line == $lines_on_screen ) { |
if ( $pos - $top_screen_line == $lines_on_screen ) { |
281 |
warn "max_top_screen_line = $max_top_screen_line top_screen_line = $top_screen_line\n"; |
warn "max_top_screen_line = $max_top_screen_line top_screen_line = $top_screen_line\n"; |
282 |
$self->redraw_screen; |
$self->redraw_screen; |
283 |
} |
} |
284 |
$self->selected( $top_screen_line + $lines_on_screen - $pos ); |
if ( $pos == $nr_lines ) { |
285 |
|
$self->error_text( "Already at bottom." ); |
286 |
|
} else { |
287 |
|
$self->selected( $top_screen_line + $lines_on_screen ); |
288 |
|
} |
289 |
|
} elsif ($key eq 'g' ) { |
290 |
|
if ( $top_screen_line == 0 ) { |
291 |
|
if ( $pos == 0 ) { |
292 |
|
$self->error_text( "Already at top." ); |
293 |
|
} else { |
294 |
|
$self->selected( 0 ); |
295 |
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} |
296 |
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} else { |
297 |
|
$top_screen_line = 0; |
298 |
|
$pos = 0; |
299 |
|
$self->redraw_screen; |
300 |
|
} |
301 |
} |
} |
302 |
|
|
303 |
if ( length($key) > 1 ) { |
if ( length($key) > 1 ) { |