Simplify enabling/disabling tabs code

This commit is contained in:
Jonas Kvinge 2019-05-04 13:45:06 +02:00
parent 96424be0da
commit 740ead4059
1 changed files with 37 additions and 36 deletions

View File

@ -287,12 +287,11 @@ class FancyTabBar: public QTabBar {
class TabData : public QObject {
public:
TabData(QWidget *widget_view, const QString name, const QIcon icon, const QString label, const bool enabled, const int idx, QWidget *parent) :
TabData(QWidget *widget_view, const QString name, const QIcon icon, const QString label, const int idx, QWidget *parent) :
QObject(parent),
widget_view_(widget_view),
name_(name), icon_(icon),
label_(label),
enabled_(enabled),
index_(idx),
page_(new QWidget()) {
// In order to achieve the same effect as the "Bottom Widget" of the old Nokia based FancyTabWidget a VBoxLayout is used on each page
@ -311,17 +310,13 @@ class TabData : public QObject {
QIcon icon() { return icon_; }
QString label() { return label_; }
QWidget *page() { return page_; }
bool enabled() { return enabled_; }
int index() { return index_; }
void set_enabled(bool enabled) { enabled_ = enabled; }
private:
QWidget *widget_view_;
QString name_;
QIcon icon_;
QString label_;
bool enabled_;
int index_;
QWidget *page_;
@ -333,8 +328,8 @@ FancyTabWidget::~FancyTabWidget() {}
void FancyTabWidget::addSpacer() {
QWidget *spacer = new QWidget(this);
const int index = insertTab(count(), spacer, QIcon(), QString());
setTabEnabled(index, false);
const int idx = insertTab(count(), spacer, QIcon(), QString());
setTabEnabled(idx, false);
}
@ -345,23 +340,25 @@ void FancyTabWidget::setBackgroundPixmap(const QPixmap& pixmap) {
}
void FancyTabWidget::setCurrentIndex(int index) {
void FancyTabWidget::setCurrentIndex(int idx) {
if (index >= count()) index = 0;
Q_ASSERT(count() > 0);
QWidget *currentPage = widget(index);
if (idx >= count() || idx < 0) idx = 0;
QWidget *currentPage = widget(idx);
QLayout *layout = currentPage->layout();
if (bottom_widget_) layout->addWidget(bottom_widget_);
QTabWidget::setCurrentIndex(index);
QTabWidget::setCurrentIndex(idx);
}
void FancyTabWidget::currentTabChanged(int index) {
void FancyTabWidget::currentTabChanged(int idx) {
QWidget *currentPage = currentWidget();
QLayout *layout = currentPage->layout();
if (bottom_widget_) layout->addWidget(bottom_widget_);
emit CurrentChanged(index);
emit CurrentChanged(idx);
}
@ -386,7 +383,8 @@ void FancyTabWidget::Load(const QString &kSettingsGroup) {
s.beginGroup(kSettingsGroup);
QMultiMap <int, TabData*> tabs;
for (TabData *tab : tabs_) {
const int idx = s.value("tab_" + tab->name(), tab->index()).toInt();
int idx = s.value("tab_" + tab->name(), tab->index()).toInt();
while (tabs.contains(idx)) { ++idx; }
tabs.insert(idx, tab);
}
s.endGroup();
@ -394,15 +392,14 @@ void FancyTabWidget::Load(const QString &kSettingsGroup) {
QMultiMap <int, TabData*> ::iterator i;
for (i = tabs.begin() ; i != tabs.end() ; ++i) {
TabData *tab = i.value();
const int actualIndex = insertTab(i.key(), tab->page(), tab->icon(), tab->label());
tabBar()->setTabData(actualIndex, QVariant(tab->name()));
tab->set_enabled(true);
const int idx = insertTab(i.key(), tab->page(), tab->icon(), tab->label());
tabBar()->setTabData(idx, QVariant(tab->name()));
}
}
int FancyTabWidget::insertTab(int index, QWidget *page, const QIcon &icon, const QString &label) {
return QTabWidget::insertTab(index, page, icon, label);
int FancyTabWidget::insertTab(int idx, QWidget *page, const QIcon &icon, const QString &label) {
return QTabWidget::insertTab(idx, page, icon, label);
}
void FancyTabWidget::SaveSettings(const QString &kSettingsGroup) {
@ -413,9 +410,15 @@ void FancyTabWidget::SaveSettings(const QString &kSettingsGroup) {
s.setValue("tab_mode", mode_);
s.setValue("current_tab", currentIndex());
for (int i = 0 ; i < count() ; i++) {
QString k = "tab_" + tabBar()->tabData(i).toString().toLower();
s.setValue(k, i);
for (TabData *tab : tabs_) {
QString k = "tab_" + tab->name();
int idx = QTabWidget::indexOf(tab->page());
if (idx < 0) {
if (s.contains(k)) s.remove(k);
}
else {
s.setValue(k, idx);
}
}
s.endGroup();
@ -428,7 +431,7 @@ void FancyTabWidget::addBottomWidget(QWidget *widget_view) {
void FancyTabWidget::AddTab(QWidget *widget_view, const QString &name, const QIcon &icon, const QString &label) {
TabData *tab = new TabData(widget_view, name, icon, label, false, tabs_.count(), this);
TabData *tab = new TabData(widget_view, name, icon, label, tabs_.count(), this);
tabs_.insert(widget_view, tab);
}
@ -437,10 +440,10 @@ bool FancyTabWidget::EnableTab(QWidget *widget_view) {
if (!tabs_.contains(widget_view)) return false;
TabData *tab = tabs_.value(widget_view);
if (tab->enabled()) return true;
const int actualIndex = QTabWidget::insertTab(count(), tab->page(), tab->icon(), tab->label());
tabBar()->setTabData(actualIndex, QVariant(tab->name()));
tab->set_enabled(true);
if (QTabWidget::indexOf(tab->page()) >= 0) return true;
const int idx = QTabWidget::insertTab(count(), tab->page(), tab->icon(), tab->label());
tabBar()->setTabData(idx, QVariant(tab->name()));
return true;
@ -451,14 +454,12 @@ bool FancyTabWidget::DisableTab(QWidget *widget_view) {
if (!tabs_.contains(widget_view)) return false;
TabData *tab = tabs_.value(widget_view);
for (int i = 0 ; i < count() ; i++) {
if (tabBar()->tabData(i).toString() == tab->name()) {
removeTab(i);
tab->set_enabled(false);
return true;
}
}
return false;
int idx = QTabWidget::indexOf(tab->page());
if (idx < 0) return false;
removeTab(idx);
return true;
}