Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 257 insertions, 0 deletions

diff --git a/kdeui/kwindowlistmenu.cpp b/kdeui/kwindowlistmenu.cpp
new file mode 100644
index 000000000..8167bcdae
--- /dev/null
+++ b/kdeui/kwindowlistmenu.cpp
@@ -0,0 +1,257 @@
+/*****************************************************************
+
+Copyright (c) 2000 Matthias Elter <elter@kde.org>
+                   Matthias Ettrich <ettrich@kde.org>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+******************************************************************/
+
+#include <qglobal.h>
+
+#ifdef Q_WS_X11
+
+#include "config.h"
+#include <qpainter.h>
+#include <qvaluelist.h>
+
+#include <kwin.h> 
+#include <kwinmodule.h> 
+
+#include <klocale.h>
+#include <kstringhandler.h>
+
+#include <netwm.h> 
+#include <kapplication.h>
+#include <kstyle.h>
+#include <dcopclient.h>
+
+#undef Bool
+#include "kwindowlistmenu.h"
+#include "kwindowlistmenu.moc"
+
+static QCString kwinName() {
+    QCString appname;
+    int screen_number = DefaultScreen(qt_xdisplay());
+    if (screen_number == 0)
+        appname = "kwin";
+    else
+        appname.sprintf("kwin-screen-%d", screen_number);
+    return appname;
+}
+
+// helper class
+namespace
+{
+class NameSortedInfoList : public QPtrList<KWin::WindowInfo>
+{
+public:
+    NameSortedInfoList() { setAutoDelete(true); }
+    ~NameSortedInfoList() {}
+
+private:
+    int compareItems( QPtrCollection::Item s1, QPtrCollection::Item s2 );
+};
+
+int NameSortedInfoList::compareItems( QPtrCollection::Item s1, QPtrCollection::Item s2 )
+{
+    KWin::WindowInfo *i1 = static_cast<KWin::WindowInfo *>(s1);
+    KWin::WindowInfo *i2 = static_cast<KWin::WindowInfo *>(s2);
+    QString title1, title2;
+    if (i1)
+        title1 = i1->visibleNameWithState().lower();
+    if (i2)
+        title2 = i2->visibleNameWithState().lower();
+    return title1.compare(title2);
+}
+
+} // namespace
+
+KWindowListMenu::KWindowListMenu(QWidget *parent, const char *name)
+  : KPopupMenu(parent, name)
+{
+    kwin_module = new KWinModule(this);
+
+    connect(this, SIGNAL(activated(int)), SLOT(slotExec(int)));
+}
+
+KWindowListMenu::~KWindowListMenu()
+{
+
+}
+
+static bool standaloneDialog( const KWin::WindowInfo* info, const NameSortedInfoList& list )
+{
+    WId group = info->groupLeader();
+    if( group == 0 )
+    {
+        return info->transientFor() == qt_xrootwin();
+    }
+    for( QPtrListIterator< KWin::WindowInfo > it( list );
+         it.current() != NULL;
+         ++it )
+        if( (*it)->groupLeader() == group )
+            return false;
+    return true;
+}
+
+void KWindowListMenu::init()
+{
+    int i, d;
+    i = 0;
+
+    int nd = kwin_module->numberOfDesktops();
+    int cd = kwin_module->currentDesktop();
+    WId active_window = kwin_module->activeWindow();
+
+    // Make sure the popup is not too wide, otherwise clicking in the middle of kdesktop
+    // wouldn't leave any place for the popup, and release would activate some menu entry.    
+    int maxwidth = kapp->desktop()->screenGeometry( this ).width() / 2 - 100;
+
+    clear();
+    map.clear();
+
+    int unclutter = insertItem( i18n("Unclutter Windows"),
+                                this, SLOT( slotUnclutterWindows() ) );
+    int cascade = insertItem( i18n("Cascade Windows"),
+                              this, SLOT( slotCascadeWindows() ) );
+
+    // if we only have one desktop we won't be showing titles, so put a separator in
+    if (nd == 1)
+    {
+        insertSeparator();
+    }
+
+
+    QValueList<KWin::WindowInfo> windows;
+    for (QValueList<WId>::ConstIterator it = kwin_module->windows().begin();
+         it != kwin_module->windows().end(); ++it) {
+         windows.append( KWin::windowInfo( *it, NET::WMDesktop ));
+    }
+    bool show_all_desktops_group = ( nd > 1 );
+    for (d = 1; d <= nd + (show_all_desktops_group ? 1 : 0); d++) {
+        bool on_all_desktops = ( d > nd );
+	int items = 0;
+
+	if (!active_window && d == cd)
+	    setItemChecked(1000 + d, true);
+
+        NameSortedInfoList list;
+        list.setAutoDelete(true);
+
+	for (QValueList<KWin::WindowInfo>::ConstIterator it = windows.begin();
+             it != windows.end(); ++it) {
+	    if (((*it).desktop() == d) || (on_all_desktops && (*it).onAllDesktops())
+                || (!show_all_desktops_group && (*it).onAllDesktops())) {
+	        list.inSort(new KWin::WindowInfo( (*it).win(),
+                    NET::WMVisibleName | NET::WMState | NET::XAWMState | NET::WMWindowType,
+                    NET::WM2GroupLeader | NET::WM2TransientFor ));
+            }
+        }
+
+        for (KWin::WindowInfo* info = list.first(); info; info = list.next(), ++i)
+        {
+            QString itemText = KStringHandler::cPixelSqueeze(info->visibleNameWithState(), fontMetrics(), maxwidth);
+            NET::WindowType windowType = info->windowType( NET::NormalMask | NET::DesktopMask
+                | NET::DockMask | NET::ToolbarMask | NET::MenuMask | NET::DialogMask
+                | NET::OverrideMask | NET::TopMenuMask | NET::UtilityMask | NET::SplashMask );
+            if ( (windowType == NET::Normal || windowType == NET::Unknown
+                    || (windowType == NET::Dialog && standaloneDialog( info, list )))
+                && !(info->state() & NET::SkipTaskbar) ) {
+                QPixmap pm = KWin::icon(info->win(), 16, 16, true );
+                items++;
+
+                // ok, we have items on this desktop, let's show the title
+                if ( items == 1 && nd > 1 )
+                {
+                    if( !on_all_desktops )
+                        insertTitle(kwin_module->desktopName( d ), 1000 + d);
+                    else
+                        insertTitle(i18n("On All Desktops"), 2000 );
+                }
+
+                // Avoid creating unwanted accelerators.
+                itemText.replace('&', QString::fromLatin1("&&"));
+                insertItem( pm, itemText, i);
+                map.insert(i, info->win());
+                if (info->win() == active_window)
+                    setItemChecked(i, true);
+            }
+        }
+
+        if (d == cd)
+        {
+            setItemEnabled(unclutter, items > 0);
+            setItemEnabled(cascade, items > 0);
+        }
+    }
+
+    // no windows?
+    if (i == 0)
+    {
+        if (nd > 1)
+        {
+            // because we don't have any titles, nor a separator
+            insertSeparator();
+        }
+
+        setItemEnabled(insertItem(i18n("No Windows")), false);
+    }
+}
+
+void KWindowListMenu::slotExec(int id)
+{
+    if (id == 2000)
+        ; // do nothing
+    else if (id > 1000)
+        KWin::setCurrentDesktop(id - 1000);
+    else if ( id >= 0 )
+	KWin::forceActiveWindow(map[id]);
+}
+
+// This popup is much more useful from keyboard if it has the active
+// window active by default - however, QPopupMenu tries hard to resist.
+// QPopupMenu::popup() resets the active item, so this needs to be
+// called after popup().
+void KWindowListMenu::selectActiveWindow()
+{
+    for( unsigned int i = 0;
+         i < count();
+         ++i )
+        if( isItemChecked( idAt( i )))
+            {
+            setActiveItem( i );
+            break;
+            }
+}
+
+void KWindowListMenu::slotUnclutterWindows()
+{
+    kapp->dcopClient()->send(kwinName(), "KWinInterface", "unclutterDesktop()", "");
+}
+
+void KWindowListMenu::slotCascadeWindows()
+{
+    kapp->dcopClient()->send(kwinName(), "KWinInterface", "cascadeDesktop()", "");
+}
+
+void KWindowListMenu::virtual_hook( int id, void* data )
+{ KPopupMenu::virtual_hook( id, data ); }
+
+#endif // Q_WS_X11
+