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Change the way the tab widths are calcuated and their text to allow better space usage.

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Patches/comments to make this better welcomed. I wanted something committed for KDE 4.5.

CCBUG: 157201

svn path=/trunk/KDE/kdebase/apps/konsole/; revision=1115895
This commit is contained in:
Kurt Hindenburg
2010-04-17 21:38:14 +00:00
parent 4c440f9de2
commit ca61bd99bc
1 changed files with 24 additions and 12 deletions
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36
src/ViewContainer.cpp
View File

@@ -260,6 +260,7 @@ ViewContainerTabBar::ViewContainerTabBar(QWidget* parent,TabbedViewContainer* co
, _dropIndicatorIndex(-1)
, _drawIndicatorDisabled(false)
{
setElideMode(Qt::ElideLeft);
}
void ViewContainerTabBar::setDropIndicator(int index, bool drawDisabled)
{
@@ -395,9 +396,31 @@ void ViewContainerTabBar::dropEvent(QDropEvent* event)
event->ignore();
}
/* Try to provide a reasonable tab width:
* If there are less than 5 tabs, let the tabs fill out the tabbar.
* Otherwise, check the tab text size and the minimumTabWidth value.
* The minimumTabWidth is to prevent the tabs from getting too
* small such that no scroll indicators will appear.
*/
QSize ViewContainerTabBar::tabSizeHint(int index) const
{
return QTabBar::tabSizeHint(index);
const int fillTabCount = 5;
const int minimumTabWidth = 150; // Arbitrary value
int tabBarWidth = rect().width();
int tabCount = count();
int tabMaxWidth;
if (tabCount <= fillTabCount)
tabMaxWidth = tabBarWidth / (tabCount + 0.5);
else
tabMaxWidth = tabBarWidth / (fillTabCount + 0.5);
int tabTextWidth = fontMetrics().width(tabText(index));
// qBound ( minimum, value, max )
kDebug()<<minimumTabWidth<<"; "<<tabTextWidth<<"; "<< tabMaxWidth;
kDebug()<<qBound(minimumTabWidth, tabTextWidth, tabMaxWidth);
QSize size (qBound(minimumTabWidth, tabTextWidth, tabMaxWidth),
QTabBar::tabSizeHint(index).height());
return size;
}
QPixmap ViewContainerTabBar::dragDropPixmap(int tab)
{
@@ -766,22 +789,11 @@ void TabbedViewContainer::updateActivity(ViewProperties* item)
void TabbedViewContainer::updateTitle(ViewProperties* item)
{
// prevent tab titles from becoming overly-long as this limits the number
// of tabs which can fit in the tab bar.
//
// if the view's title is overly long then trim it and select the
// right-most 20 characters (assuming they contain the most useful
// information) and insert an elide at the front
const int MAX_TAB_TEXT_LENGTH = 20;
QListIterator<QWidget*> iter(widgetsForItem(item));
while ( iter.hasNext() )
{
const int index = _stackWidget->indexOf( iter.next() );
QString tabText = item->title();
if (tabText.count() > MAX_TAB_TEXT_LENGTH)
tabText = tabText.right(MAX_TAB_TEXT_LENGTH).prepend("...");
_tabBar->setTabText( index , tabText );
}