Qt.git - Qt s a cross-platform application framework that is used for developing application software that can be run on various software and hardware platforms with little or no change in the underlying codebase, while still being a native application with native capabilities and speed.

summary refs log tree commit diff stats

path: root/doc/src/snippets/code/doc_src_model-view-programming.qdoc

diff options

author	Qt Continuous Integration System <qt-info@nokia.com>	2010-03-03 13:52:08 (GMT)
committer	Qt Continuous Integration System <qt-info@nokia.com>	2010-03-03 13:52:08 (GMT)
commit	7dacb5be7a97657754c844882f9e68365fd474d4 (patch)
tree	65fd950057a42f6f042f83044456b36da6b0aeb9 /doc/src/snippets/code/doc_src_model-view-programming.qdoc
parent	729d71641ef921f345debac33b52669f9e639c28 (diff)
parent	971f19473a7e9c35f14140235c2be3b68006b5f2 (diff)
download	Qt-7dacb5be7a97657754c844882f9e68365fd474d4.zip Qt-7dacb5be7a97657754c844882f9e68365fd474d4.tar.gz Qt-7dacb5be7a97657754c844882f9e68365fd474d4.tar.bz2

Merge branch '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.6-integration

* '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2: Properly fixes crash when destroying a QGraphicsItem. Updating SQL binding docs to reflect reality.

Diffstat (limited to 'doc/src/snippets/code/doc_src_model-view-programming.qdoc')

0 files changed, 0 insertions, 0 deletions

a">None self.cyclic = idleConf.GetOption("main", "History", "cyclic", 1, "bool") text.bind("<<history-previous>>", self.history_prev) text.bind("<<history-next>>", self.history_next) def history_next(self, event): "Fetch later statement; start with ealiest if cyclic." self.fetch(reverse=False) return "break" def history_prev(self, event): "Fetch earlier statement; start with most recent." self.fetch(reverse=True) return "break" def fetch(self, reverse): '''Fetch statememt and replace current line in text widget. Set prefix and pointer as needed for successive fetches. Reset them to None, None when returning to the start line. Sound bell when return to start line or cannot leave a line because cyclic is False. ''' nhist = len(self.history) pointer = self.pointer prefix = self.prefix if pointer is not None and prefix is not None: if self.text.compare("insert", "!=", "end-1c") or \ self.text.get("iomark", "end-1c") != self.history[pointer]: pointer = prefix = None self.text.mark_set("insert", "end-1c") # != after cursor move if pointer is None or prefix is None: prefix = self.text.get("iomark", "end-1c") if reverse: pointer = nhist # will be decremented else: if self.cyclic: pointer = -1 # will be incremented else: # abort history_next self.text.bell() return nprefix = len(prefix) while 1: pointer += -1 if reverse else 1 if pointer < 0 or pointer >= nhist: self.text.bell() if not self.cyclic and pointer < 0: # abort history_prev return else: if self.text.get("iomark", "end-1c") != prefix: self.text.delete("iomark", "end-1c") self.text.insert("iomark", prefix) pointer = prefix = None break item = self.history[pointer] if item[:nprefix] == prefix and len(item) > nprefix: self.text.delete("iomark", "end-1c") self.text.insert("iomark", item) break self.text.see("insert") self.text.tag_remove("sel", "1.0", "end") self.pointer = pointer self.prefix = prefix def store(self, source): "Store Shell input statement into history list." source = source.strip() if len(source) > 2: # avoid duplicates try: self.history.remove(source) except ValueError: pass self.history.append(source) self.pointer = None self.prefix = None if __name__ == "__main__": from unittest import main main('idlelib.idle_test.test_idlehistory', verbosity=2, exit=False)