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Less flickering when switching virt. desktops.

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svn path=/trunk/kdebase/kwin/; revision=89410
This commit is contained in:
Luboš Luňák 2001-03-30 11:15:15 +00:00
parent 19b9d1fc57
commit 4c03fa5c6f
1 changed files with 21 additions and 6 deletions
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27
workspace.cpp
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@ -105,6 +105,7 @@ extern void kwin_updateTime();
static int kwin_has_shape = 0;
static int kwin_shape_event = 0;
static bool block_focus = FALSE;
static Window null_focus_window = 0;
// does the window w need a shape combine mask around it?
bool Shape::hasShape( WId w){
int xws, yws, xbs, ybs;
@ -1282,11 +1283,14 @@ void Workspace::clientHidden( Client* c )
}
}
}
}
if ( desktop_client )
requestFocus( desktop_client );
else
focusToNull();
} // if blocking focus, move focus to desktop_client later if needed
// in order to avoid flickering
else
focusToNull();
}
@ -1959,19 +1963,19 @@ ClientList Workspace::constrainedStackingOrder( const ClientList& list )
/*!
Puts the focus on a dummy window
Just using XSetInputFocus() with None would block keyboard input
*/
void Workspace::focusToNull(){
static Window w = 0;
int mask;
XSetWindowAttributes attr;
if (w == 0) {
if (null_focus_window == 0) {
mask = CWOverrideRedirect;
attr.override_redirect = 1;
w = XCreateWindow(qt_xdisplay(), qt_xrootwin(), -1,-1, 1, 1, 0, CopyFromParent,
null_focus_window = XCreateWindow(qt_xdisplay(), qt_xrootwin(), -1,-1, 1, 1, 0, CopyFromParent,
InputOnly, CopyFromParent, mask, &attr);
XMapWindow(qt_xdisplay(), w);
XMapWindow(qt_xdisplay(), null_focus_window);
}
XSetInputFocus(qt_xdisplay(), w, RevertToPointerRoot, kwin_time );
XSetInputFocus(qt_xdisplay(), null_focus_window, RevertToPointerRoot, kwin_time );
updateColormap();
}
@ -2109,6 +2113,13 @@ void Workspace::setCurrentDesktop( int new_desktop ){
} else {
focusToNull();
}
if( desktop_client ) {
Window w_tmp;
int i_tmp;
XGetInputFocus( qt_xdisplay(), &w_tmp, &i_tmp );
if( w_tmp == null_focus_window )
requestFocus( desktop_client );
}
}
@ -2993,6 +3004,10 @@ void Workspace::slotResetAllClients()
block_focus = FALSE;
if ( active )
requestFocus( active );
else if( desktop_client )
requestFocus( desktop_client );
else
focusToNull();
// Add a dcop signal to allow other apps to know when the kwin client
// has been changed by via the titlebar decoration selection.