Python curses 模块,KEY_HOME 实例源码

我们从Python开源项目中,提取了以下8个代码示例,用于说明如何使用curses.KEY_HOME

项目:logviewer    作者:romuloceccon    | 项目源码 | 文件源码
def put(self, char):
        pos = self._cursor.position
        cnt = len(self._text)

        if isinstance(char, str) and cnt < self._max_len and ord(char) >= 0x20:
            self._text = self._text[:pos] + char + self._text[pos:]
            self._cursor.count = len(self._text)
            self._cursor.position = pos + 1
        elif char == curses.KEY_LEFT and pos > 0:
            self._cursor.position = pos - 1
        elif char == curses.KEY_RIGHT and pos < cnt:
            self._cursor.position = pos + 1
        elif char == curses.KEY_HOME:
            self._cursor.position = 0
        elif char == curses.KEY_END:
            self._cursor.position = cnt
        elif char == curses.KEY_BACKSPACE and pos > 0:
            self._text = self._text[:pos - 1] + self._text[pos:]
            self._cursor.count = len(self._text)
            self._cursor.position = pos - 1
        elif char == curses.KEY_DC:
            self._text = self._text[:pos] + self._text[pos + 1:]
            self._cursor.count = len(self._text)
项目:sciibo    作者:fdev    | 项目源码 | 文件源码
def on_key(self, ch):
        if not self.items:
            return False

        if ch == curses.KEY_UP:
            self.selected = max(self.selected - 1, 0)

        elif ch == curses.KEY_DOWN:
            self.selected = min(len(self.selectable) - 1, self.selected + 1)

        elif ch == curses.KEY_HOME:
            self.selected = 0

        elif ch == curses.KEY_END:
            self.selected = len(self.selectable) - 1

        elif ch == curses.KEY_ENTER:
            key, title = self.items[self.selectable[self.selected]]
            self.select(key)
            return True  # no update necessary

        else:
            return False

        self.update()
        return True
项目:sciibo    作者:fdev    | 项目源码 | 文件源码
def on_key(self, ch):
        x = self.pos

        # ascii 32-126 (inclusive)
        if curses.ascii.isprint(ch):
            if len(self.value) < self.max_length:
                self.value = self.value[:x] + chr(ch) + self.value[x:]
                self.pos += 1

        elif ch == curses.KEY_LEFT:
            if x > 0:
                self.pos -= 1

        elif ch == curses.KEY_RIGHT:
            if x < len(self.value):
                self.pos += 1

        elif ch == curses.KEY_BACKSPACE:
            if x > 0:
                self.value = self.value[:x - 1] + self.value[x:]
                self.pos -= 1

        elif ch == curses.KEY_DC:
            if x < len(self.value):
                self.value = self.value[:x] + self.value[x + 1:]

        elif ch == curses.KEY_HOME:
            self.pos = 0

        elif ch == curses.KEY_END:
            self.pos = len(self.value)

        else:
            return False

        self.update()
        return True
项目:logviewer    作者:romuloceccon    | 项目源码 | 文件源码
def test_should_go_to_beginning(self):
        input = TextInput(max_len=10)
        input.put('a')
        input.put('b')
        input.put(curses.KEY_HOME)
        self.assertEqual(0, input.cursor)
项目:logviewer    作者:romuloceccon    | 项目源码 | 文件源码
def test_should_go_to_end(self):
        input = TextInput(max_len=10)
        input.put('a')
        input.put('b')
        input.put(curses.KEY_HOME)
        input.put(curses.KEY_END)
        self.assertEqual(2, input.cursor)
项目:clid    作者:gokulsoumya    | 项目源码 | 文件源码
def set_up_handlers(self):
        super().set_up_handlers()
        self.add_handlers({
            curses.KEY_END:  self.h_end,
            curses.KEY_HOME: self.h_home
        })
项目:notex    作者:adiultra    | 项目源码 | 文件源码
def keys_init(self):
        """Define methods for each key.

        """
        self.keys = {
            curses.KEY_BACKSPACE:           self.backspace,
            CTRL('h'):                      self.backspace,
            curses.ascii.BS:                self.backspace,
            curses.ascii.DEL:               self.backspace,
            curses.ascii.ETX:               self.close,
            curses.KEY_DC:                  self.del_char,
            CTRL('d'):                      self.del_char,
            CTRL('u'):                      self.del_to_bol,
            CTRL('k'):                      self.del_to_eol,
            curses.KEY_DOWN:                self.down,
            CTRL('n'):                      self.down,
            curses.KEY_END:                 self.end,
            CTRL('e'):                      self.end,
            curses.KEY_F1:                  self.help,
            curses.KEY_HOME:                self.home,
            CTRL('a'):                      self.home,
            curses.KEY_ENTER:               self.insert_line_or_quit,
            curses.ascii.NL:                self.insert_line_or_quit,
            curses.ascii.LF:                self.insert_line_or_quit,
            "\n":                           self.insert_line_or_quit,
            curses.KEY_LEFT:                self.left,
            CTRL('b'):                      self.left,
            curses.KEY_NPAGE:               self.page_down,
            curses.KEY_PPAGE:               self.page_up,
            CTRL('v'):                      self.paste,
            CTRL('x'):                      self.quit,
            curses.KEY_F2:                  self.quit,
            curses.KEY_F3:                  self.quit_nosave,
            curses.ascii.ESC:               self.quit_nosave,
            curses.KEY_RESIZE:              self.resize,
            -1:                             self.resize,
            curses.KEY_RIGHT:               self.right,
            CTRL('f'):                      self.right,
            curses.KEY_UP:                  self.up,
            CTRL('p'):                      self.up,
        }
项目:sciibo    作者:fdev    | 项目源码 | 文件源码
def on_key(self, ch):
        if not self.items:
            return False

        if ch == curses.KEY_UP:
            if self.selected == 0:
                return False

            self.selected -= 1

            # Selection is outside view, scroll up
            if self.selected - self.offset < 0:
                self.offset = self.selected

        elif ch == curses.KEY_DOWN:
            if self.selected == len(self.items) - 1:
                return False

            self.selected += 1

            # Selection is outside view, scroll down
            if self.selected - self.offset >= self.h:
                self.offset = self.selected - self.h + 1

        elif ch == curses.KEY_HOME:
            self.selected = 0
            self.offset = 0

        elif ch == curses.KEY_END:
            self.selected = len(self.items) - 1
            self.offset = max(0, self.selected - self.h + 1)

        elif ch == curses.KEY_ENTER:
            key, title, action = self.items[self.selected]
            self.select(key)
            return True  # no update necessary

        else:
            return False

        self.update()
        return True