void WindowManager::startResize( GenericLayout &rLayout, Direction_t direction )
{
m_direction = direction;
// Rebuild the set of moving windows.
// From the resized window, we only take into account the anchors which
// are mobile with the current type of resizing, and that are hanging a
// window. The hanged windows will come will all their dependencies.
m_resizeMovingE.clear();
m_resizeMovingS.clear();
m_resizeMovingSE.clear();
WinSet_t::const_iterator itWin;
AncList_t::const_iterator itAnc1, itAnc2;
// Get the anchors of the layout
const AncList_t &ancList1 = rLayout.getAnchorList();
// Iterate through all the hanged windows
for( itWin = m_dependencies[rLayout.getWindow()].begin();
itWin != m_dependencies[rLayout.getWindow()].end(); ++itWin )
{
// Now, check for anchoring between the 2 windows
const AncList_t &ancList2 =
(*itWin)->getActiveLayout().getAnchorList();
for( itAnc1 = ancList1.begin(); itAnc1 != ancList1.end(); ++itAnc1 )
{
for( itAnc2 = ancList2.begin();
itAnc2 != ancList2.end(); ++itAnc2 )
{
if( (*itAnc1)->isHanging( **itAnc2 ) )
{
// Add the dependencies of the hanged window to one of the
// lists of moving windows
Position::Ref_t aRefPos =
(*itAnc1)->getPosition().getRefLeftTop();
if( aRefPos == Position::kRightTop )
buildDependSet( m_resizeMovingE, *itWin );
else if( aRefPos == Position::kLeftBottom )
buildDependSet( m_resizeMovingS, *itWin );
else if( aRefPos == Position::kRightBottom )
buildDependSet( m_resizeMovingSE, *itWin );
break;
}
}
}
}
// The checkAnchors() method will need to have m_movingWindows properly set
// so let's insert in it the contents of the other sets
m_movingWindows.clear();
m_movingWindows.insert( rLayout.getWindow() );
m_movingWindows.insert( m_resizeMovingE.begin(), m_resizeMovingE.end() );
m_movingWindows.insert( m_resizeMovingS.begin(), m_resizeMovingS.end() );
m_movingWindows.insert( m_resizeMovingSE.begin(), m_resizeMovingSE.end() );
}
void WindowManager::resize( GenericLayout &rLayout,
int width, int height ) const
{
// TODO: handle anchored windows
// Compute the real resizing offset
int xOffset = width - rLayout.getWidth();
int yOffset = height - rLayout.getHeight();
// Check anchoring; this can change the values of xOffset and yOffset
checkAnchors( rLayout.getWindow(), xOffset, yOffset );
if( m_direction == kResizeS )
xOffset = 0;
if( m_direction == kResizeE )
yOffset = 0;
int newWidth = rLayout.getWidth() + xOffset;
int newHeight = rLayout.getHeight() + yOffset;
// Check boundaries
if( newWidth < rLayout.getMinWidth() )
{
newWidth = rLayout.getMinWidth();
}
if( newWidth > rLayout.getMaxWidth() )
{
newWidth = rLayout.getMaxWidth();
}
if( newHeight < rLayout.getMinHeight() )
{
newHeight = rLayout.getMinHeight();
}
if( newHeight > rLayout.getMaxHeight() )
{
newHeight = rLayout.getMaxHeight();
}
if( newWidth == rLayout.getWidth() && newHeight == rLayout.getHeight() )
{
return;
}
// New offset, after the last corrections
int xNewOffset = newWidth - rLayout.getWidth();
int yNewOffset = newHeight - rLayout.getHeight();
// Resize the window
TopWindow *pWindow = rLayout.getWindow();
pWindow->resize( newWidth, newHeight );
// Do the actual resizing
rLayout.resize( newWidth, newHeight );
// refresh content
rLayout.refreshAll();
// Move all the anchored windows
WinSet_t::const_iterator it;
if( m_direction == kResizeE ||
m_direction == kResizeSE )
{
for( it = m_resizeMovingE.begin(); it != m_resizeMovingE.end(); ++it )
{
(*it)->move( (*it)->getLeft() + xNewOffset,
(*it)->getTop() );
}
}
if( m_direction == kResizeS ||
m_direction == kResizeSE )
{
for( it = m_resizeMovingS.begin(); it != m_resizeMovingS.end(); ++it )
{
(*it)->move( (*it)->getLeft(),
(*it)->getTop( )+ yNewOffset );
}
}
if( m_direction == kResizeE ||
m_direction == kResizeS ||
m_direction == kResizeSE )
{
for( it = m_resizeMovingSE.begin(); it != m_resizeMovingSE.end(); ++it )
{
(*it)->move( (*it)->getLeft() + xNewOffset,
(*it)->getTop() + yNewOffset );
}
}
}