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Replace foreach with for
C++11 allows foreach-style iterations with the following syntax: for (auto & element : container) { ... }
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parent
32ff5f0f30
commit
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@ -15,7 +15,6 @@
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#include "qt_helpers.h"
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#include "support/debug.h"
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#include "support/foreach.h"
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#include <QCheckBox>
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#include <QPushButton>
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@ -102,7 +101,7 @@ public:
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bool checkWidgets() const
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{
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bool valid = true;
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foreach (const CheckedLineEdit & w, checked_widgets_)
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for (const CheckedLineEdit & w : checked_widgets_)
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valid &= w.check();
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return valid;
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}
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@ -252,10 +251,8 @@ void ButtonController::refreshReadOnly() const
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{
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if (d->read_only_.empty())
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return;
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bool const enable = !policy().isReadOnly();
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foreach (QWidget * w, d->read_only_)
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for(QWidget * w : d->read_only_)
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setWidgetEnabled(w, enable);
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}
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@ -64,7 +64,6 @@
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#include "support/ExceptionMessage.h"
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#include "support/FileName.h"
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#include "support/filetools.h"
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#include "support/foreach.h"
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#include "support/ForkedCalls.h"
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#include "support/gettext.h"
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#include "support/lassert.h"
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@ -1877,11 +1876,12 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
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QList<GuiView *> allViews = d->views_.values();
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// this foreach does not modify any buffer. It just collects info on local visibility of buffers
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// and on which buffer is active in each view.
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// this for does not modify any buffer. It just collects info on local
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// visibility of buffers and on which buffer is active in each view.
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Buffer * const last = theBufferList().last();
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foreach (GuiView * view, allViews) {
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// all of the buffers might be locally hidden. That is, there is no active buffer.
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for(GuiView * view : allViews) {
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// all of the buffers might be locally hidden. That is, there is no
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// active buffer.
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if (!view || !view->currentBufferView())
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activeBuffers[view] = 0;
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else
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@ -1928,7 +1928,7 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
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}
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// put things back to how they were (if possible).
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foreach (GuiView * view, allViews) {
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for (GuiView * view : allViews) {
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Buffer * originalBuf = activeBuffers[view];
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// there might not have been an active buffer in this view or it might have been closed by the LFUN.
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if (theBufferList().isLoaded(originalBuf))
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@ -2811,7 +2811,7 @@ bool GuiApplication::closeAllViews()
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theSession().lastOpened().clear();
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QList<GuiView *> const views = d->views_.values();
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foreach (GuiView * view, views) {
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for (GuiView * view : views) {
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if (!view->closeScheduled())
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return false;
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}
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@ -2827,7 +2827,7 @@ bool GuiApplication::prepareAllViewsForLogout()
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return true;
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QList<GuiView *> const views = d->views_.values();
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foreach (GuiView * view, views) {
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for (GuiView * view : views) {
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if (!view->prepareAllBuffersForLogout())
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return false;
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}
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@ -2846,7 +2846,7 @@ GuiView & GuiApplication::view(int id) const
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void GuiApplication::hideDialogs(string const & name, Inset * inset) const
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{
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QList<GuiView *> const views = d->views_.values();
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foreach (GuiView * view, views)
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for (GuiView * view : views)
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view->hideDialog(name, inset);
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}
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@ -26,7 +26,6 @@
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#include "insets/InsetBox.h"
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#include "support/gettext.h"
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#include "support/foreach.h"
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#include "support/lstrings.h"
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#include <QComboBox>
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@ -41,7 +41,6 @@
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#include "support/debug.h"
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#include "support/FileName.h"
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#include "support/filetools.h"
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#include "support/foreach.h"
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#include "support/gettext.h"
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#include "support/lassert.h"
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#include "support/lstrings.h"
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@ -16,7 +16,6 @@
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#include "FuncRequest.h"
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#include "support/filetools.h"
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#include "support/foreach.h"
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#include "support/FileName.h"
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#include "qt_helpers.h"
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@ -141,7 +140,7 @@ void GuiTexInfo::updateStyles(TexFileType type)
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data.sort();
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fileListLW->clear();
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foreach (QString const & item, data)
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for(QString const & item : data)
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fileListLW->addItem(item);
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activeStyle_ = type;
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@ -16,7 +16,6 @@
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#include "qt_helpers.h"
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#include "support/debug.h"
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#include "support/foreach.h"
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#include "support/lassert.h"
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#include <QAbstractButton>
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@ -244,11 +243,11 @@ void PanelStack::search()
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// If the search string is empty we enable all the items
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// otherwise we disable everything and then selectively
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// re-enable matching items
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foreach (QTreeWidgetItem * tree_item, panel_map_) {
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for (QTreeWidgetItem * tree_item : panel_map_) {
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setTreeItemStatus(tree_item, enable_all);
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}
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foreach (QTreeWidgetItem * tree_item, panel_map_) {
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for (QTreeWidgetItem * tree_item : panel_map_) {
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// Current widget
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QWidget * pane_widget = widget_map_[tree_item];
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@ -259,7 +258,7 @@ void PanelStack::search()
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if (pane_widget) {
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// Loops on the list of children widgets (recursive)
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QWidgetList children = pane_widget->findChildren<QWidget *>();
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foreach (QWidget * child_widget, children) {
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for (QWidget * child_widget : children) {
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bool widget_matches = false;
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// Try to cast to the most common widgets and looks in it's content
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@ -28,7 +28,6 @@
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#include "support/convert.h"
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#include "support/debug.h"
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#include "support/foreach.h"
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#include "support/gettext.h"
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#include "support/lstrings.h"
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#include "support/lyxalgo.h"
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@ -1,79 +0,0 @@
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/**
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* \file foreach.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Matthias Ettrich
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*
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* Full author contact details are available in file CREDITS.
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*
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*/
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#ifndef FOREACH_H
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#define FOREACH_H
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// Code stolen from Q_FOREACH, augmented to use a reference to the
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// original container instead of a copy. Copies are cheap (if not
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// mutated) for Qt's containers due to copy-on-write. The are less
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// cheap for Standard containers, that's why the modification.
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// Drawback is that we can't use temporary containers as they
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// will be destroyed before the loop is finished. So always write
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//
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// Container const & container = functionReturningTemporaryOrReference()
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// foreach (ContainerItem const & item, container) {
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// ...
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// }
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//
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// to extend the lifetime of the reference.
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#if defined(Q_CC_GNU) && !defined(Q_CC_INTEL)
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/* make use of typeof-extension */
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template <typename T>
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class ForeachContainer {
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public:
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inline ForeachContainer(const T & t) : c(t), brk(0), i(c.begin()), e(c.end()) { }
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const T & c;
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int brk;
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typename T::const_iterator i, e;
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};
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#define foreach(variable, container) \
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for (ForeachContainer<__typeof__(container)> _container_(container); \
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!_container_.brk && _container_.i != _container_.e; \
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__extension__ ({ ++_container_.brk; ++_container_.i; })) \
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for (variable = *_container_.i;; __extension__ ({--_container_.brk; break;}))
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#else
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struct ForeachContainerBase {};
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template <typename T>
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class ForeachContainer : public ForeachContainerBase {
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public:
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inline ForeachContainer(const T& t): c(t), brk(0), i(c.begin()), e(c.end()){}
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const T & c;
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mutable int brk;
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mutable typename T::const_iterator i, e;
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inline bool condition() const { return (!brk++ && i != e); }
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};
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template <typename T> inline T *foreachPointer(const T &) { return 0; }
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template <typename T> inline ForeachContainer<T> foreachContainerNew(const T& t)
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{ return ForeachContainer<T>(t); }
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template <typename T>
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inline const ForeachContainer<T> *foreachContainer(const ForeachContainerBase *base, const T *)
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{ return static_cast<const ForeachContainer<T> *>(base); }
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#define foreach(variable, container) \
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for (const ForeachContainerBase &_container_ = foreachContainerNew(container); \
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foreachContainer(&_container_, true ? 0 : foreachPointer(container))->condition(); \
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++foreachContainer(&_container_, true ? 0 : foreachPointer(container))->i) \
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for (variable = *foreachContainer(&_container_, true ? 0 : foreachPointer(container))->i; \
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foreachContainer(&_container_, true ? 0 : foreachPointer(container))->brk; \
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--foreachContainer(&_container_, true ? 0 : foreachPointer(container))->brk)
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#endif
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#endif // FOREACH_H
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#include "Encoding.h"
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#include "Parser.h"
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#include "support/foreach.h"
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#include "support/lstrings.h"
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#include "support/textutils.h"
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