This commit is contained in:
Florian Bruhin 2017-07-10 18:33:46 +02:00
commit 1f4012cc1e
4 changed files with 37 additions and 23 deletions

View File

@ -465,11 +465,21 @@ class AbstractHistory:
def current_idx(self): def current_idx(self):
raise NotImplementedError raise NotImplementedError
def back(self): def back(self, count):
raise NotImplementedError idx = self.current_idx() - count
if idx >= 0:
self._go_to_item(self._item_at(idx))
else:
self._go_to_item(self._item_at(0))
raise WebTabError("At beginning of history.")
def forward(self): def forward(self, count):
raise NotImplementedError idx = self.current_idx() + count
if idx < len(self):
self._go_to_item(self._item_at(idx))
else:
self._go_to_item(self._item_at(len(self) - 1))
raise WebTabError("At end of history.")
def can_go_back(self): def can_go_back(self):
raise NotImplementedError raise NotImplementedError
@ -477,6 +487,12 @@ class AbstractHistory:
def can_go_forward(self): def can_go_forward(self):
raise NotImplementedError raise NotImplementedError
def _item_at(self, i):
raise NotImplementedError
def _go_to_item(self, item):
raise NotImplementedError
def serialize(self): def serialize(self):
"""Serialize into an opaque format understood by self.deserialize.""" """Serialize into an opaque format understood by self.deserialize."""
raise NotImplementedError raise NotImplementedError

View File

@ -540,15 +540,13 @@ class CommandDispatcher:
else: else:
widget = self._current_widget() widget = self._current_widget()
for _ in range(count): try:
if forward: if forward:
if not widget.history.can_go_forward(): widget.history.forward(count)
raise cmdexc.CommandError("At end of history.")
widget.history.forward()
else: else:
if not widget.history.can_go_back(): widget.history.back(count)
raise cmdexc.CommandError("At beginning of history.") except browsertab.WebTabError as e:
widget.history.back() raise cmdexc.CommandError(e)
@cmdutils.register(instance='command-dispatcher', scope='window') @cmdutils.register(instance='command-dispatcher', scope='window')
@cmdutils.argument('count', count=True) @cmdutils.argument('count', count=True)

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@ -411,18 +411,18 @@ class WebEngineHistory(browsertab.AbstractHistory):
def current_idx(self): def current_idx(self):
return self._history.currentItemIndex() return self._history.currentItemIndex()
def back(self):
self._history.back()
def forward(self):
self._history.forward()
def can_go_back(self): def can_go_back(self):
return self._history.canGoBack() return self._history.canGoBack()
def can_go_forward(self): def can_go_forward(self):
return self._history.canGoForward() return self._history.canGoForward()
def _item_at(self, i):
return self._history.itemAt(i)
def _go_to_item(self, item):
return self._history.goToItem(item)
def serialize(self): def serialize(self):
if not qtutils.version_check('5.9'): if not qtutils.version_check('5.9'):
# WORKAROUND for # WORKAROUND for

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@ -506,18 +506,18 @@ class WebKitHistory(browsertab.AbstractHistory):
def current_idx(self): def current_idx(self):
return self._history.currentItemIndex() return self._history.currentItemIndex()
def back(self):
self._history.back()
def forward(self):
self._history.forward()
def can_go_back(self): def can_go_back(self):
return self._history.canGoBack() return self._history.canGoBack()
def can_go_forward(self): def can_go_forward(self):
return self._history.canGoForward() return self._history.canGoForward()
def _item_at(self, i):
return self._history.itemAt(i)
def _go_to_item(self, item):
return self._history.goToItem(item)
def serialize(self): def serialize(self):
return qtutils.serialize(self._history) return qtutils.serialize(self._history)