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Allow disabling a specific tab from being dragged

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* Also cancels any re-arrangements that involve that tab (mostly useful
  for a fixed tab at the start of the tab list).
This commit is contained in:
baldurk
2015-07-10 16:38:44 +02:00
parent 4627ead8f2
commit e548cb5cf7
3 changed files with 37 additions and 1 deletions
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qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.cpp
Vendored
+30 -1
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@@ -34,11 +34,14 @@ ToolWindowManagerArea::ToolWindowManagerArea(ToolWindowManager *manager, QWidget
{
m_dragCanStart = false;
m_tabDragCanStart = false;
m_inTabMoved = false;
setMovable(true);
setTabsClosable(true);
setDocumentMode(true);
tabBar()->installEventFilter(this);
m_manager->m_areas << this;
QObject::connect(tabBar(), &QTabBar::tabMoved, this, &ToolWindowManagerArea::tabMoved);
}
ToolWindowManagerArea::~ToolWindowManagerArea() {
@@ -100,9 +103,18 @@ bool ToolWindowManagerArea::eventFilter(QObject *object, QEvent *event) {
if (object == tabBar()) {
if (event->type() == QEvent::MouseButtonPress &&
qApp->mouseButtons() == Qt::LeftButton) {
int tabIndex = tabBar()->tabAt(static_cast<QMouseEvent*>(event)->pos());
// can start tab drag only if mouse is at some tab, not at empty tabbar space
if (tabBar()->tabAt(static_cast<QMouseEvent*>(event)->pos()) >= 0 ) {
if (tabIndex >= 0) {
m_tabDragCanStart = true;
if (m_manager->toolWindowProperties(widget(tabIndex)) & ToolWindowManager::DisableDraggableTab) {
setMovable(false);
} else {
setMovable(true);
}
} else {
m_dragCanStart = true;
}
@@ -193,3 +205,20 @@ void ToolWindowManagerArea::check_mouse_move() {
m_manager->startDrag(toolWindows);
}
}
void ToolWindowManagerArea::tabMoved(int from, int to) {
if(m_inTabMoved) return;
QWidget *a = widget(from);
QWidget *b = widget(to);
if(!a || !b) return;
if(m_manager->toolWindowProperties(a) & ToolWindowManager::DisableDraggableTab ||
m_manager->toolWindowProperties(b) & ToolWindowManager::DisableDraggableTab)
{
m_inTabMoved = true;
tabBar()->moveTab(to, from);
m_inTabMoved = false;
}
}