void BookViewPreview::ScrollToFragment(const QString &fragment)
{
if (IsLoadingFinished()) {
ScrollToFragmentInternal(fragment);
} else {
m_pendingScrollToFragment = fragment;
}
}
bool FlowTab::SetViewState(MainWindow::ViewState new_view_state)
{
// There are only two ways a tab can get routed into a particular viewstate.
// At FlowTab construction time, all initialisation is done via a timer to
// call DelayedInitialization(). So that needs to handle first time tab state.
// The second route is via this function, which is invoked from MainWindow
// any time a tab is switched to.
// Do we really need to do anything? Not if we are already in this state.
if (new_view_state == m_ViewState) {
return false;
}
// Ignore this function if we are in the middle of doing an initial load
// of the content. We don't want it to save over the content with nothing
// if this is called before the delayed initialization function is called.
if (m_initialLoad || !IsLoadingFinished()) {
return false;
}
// Our well formed check will be run if switching to BV. If this check fails,
// that check will set our tab viewstate to be in CV.
if (new_view_state == MainWindow::ViewState_BookView && !IsDataWellFormed()) {
return false;
}
// We do a save (if pending changes) before switching to ensure we don't lose
// any unsaved data in the current view, as cannot rely on lost focus happened.
SaveTabContent();
// Track our previous view state for the purposes of caret syncing
m_previousViewState = m_ViewState;
m_ViewState = new_view_state;
if (new_view_state == MainWindow::ViewState_CodeView) {
// As CV is directly hooked to the QTextDocument, we never have to "Load" content
// except for when creating the CV control for the very first time.
CreateCodeViewIfRequired();
CodeView();
} else {
CreateBookViewIfRequired();
LoadTabContent();
BookView();
}
return true;
}
