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| author | Mattias Andrée <maandree@operamail.com> | 2013-09-10 13:46:07 +0200 |
|---|---|---|
| committer | Mattias Andrée <maandree@operamail.com> | 2013-09-10 13:46:07 +0200 |
| commit | 252661269f0637b539a14379f1ed59aa5c3cafaa (patch) | |
| tree | f9359236d2584b45510078e008ddb35ade669f40 /src/editor.py | |
| parent | implement up and down browsing (diff) | |
| download | pytagomacs-252661269f0637b539a14379f1ed59aa5c3cafaa.tar.gz pytagomacs-252661269f0637b539a14379f1ed59aa5c3cafaa.tar.bz2 pytagomacs-252661269f0637b539a14379f1ed59aa5c3cafaa.tar.xz | |
add page up and page down
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/editor.py')
| -rw-r--r-- | src/editor.py | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/src/editor.py b/src/editor.py index 180e6e3..cab4e73 100644 --- a/src/editor.py +++ b/src/editor.py @@ -488,7 +488,33 @@ class TextArea(): stored = None if self.alerted: self.alert(None) - if d == ctrl('@'): + if d == -1: # page up + if self.y == 0: + self.alert('At first line') + elif self.y == self.offy: + self.offy -= self.height - 2 + self.offy = max(0, self.offy) + self.y = self.offy + update_status() + stored = ctrl('L') + self.mark, self.x, self.offx = None, 0, 0 + else: + self.y = self.offy + self.mark, self.x, self.offx = None, 0, 0 + elif d == -2: # page down + if self.y == len(self.lines) - 1: + self.alert('At last line') + elif self.y == self.offy + self.height - 3: + self.y += self.height - 2 + self.y = min(self.y, len(self.lines) - 1) + self.offy = max(0, self.y - self.height + 3) + update_status() + stored = ctrl('L') + self.mark, self.x, self.offx = None, 0, 0 + else: + self.y = self.offy + self.height - 3 + self.mark, self.x, self.offx = None, 0, 0 + elif d == ctrl('@'): if self.mark is None: self.mark = self.x ; self.alert('Mark set') elif self.mark == ~(self.x): self.mark = self.x ; self.alert('Mark activated') elif self.mark == self.x: self.mark = ~(self.x) ; self.alert('Mark deactivated') @@ -553,7 +579,7 @@ class TextArea(): if d == '[': d = sys.stdin.read(1) if store(d, {'C':ctrl('F'), 'D':ctrl('B'), 'A':ctrl('P'), 'B':ctrl('N')}): pass - elif store(d, {'3':ctrl('D'), '1':ctrl('A'), '4':ctrl('E')}, '~'): pass + elif store(d, {'3':ctrl('D'), '1':ctrl('A'), '4':ctrl('E'), '5':-1, '6':-2}, '~'): pass elif d == '2': if sys.stdin.read(1) == '~': override = not override @@ -565,6 +591,7 @@ class TextArea(): if d == '~': break elif d == 'O': store(sys.stdin.read(1), {'H':ctrl('A'), 'F':ctrl('E')}) + elif store(d, {'P':-1, 'p':-1, 'N':-2, 'n':-2}): pass elif d.lower() == 'w': if not self.lines[self.y].copy(): self.alert('No text is selected') |