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/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 212 insertions, 0 deletions

diff --git a/kmix/viewgrid.cpp b/kmix/viewgrid.cpp
new file mode 100644
index 00000000..0a995ac8
--- /dev/null
+++ b/kmix/viewgrid.cpp
@@ -0,0 +1,212 @@
+/*
+ * KMix -- KDE's full featured mini mixer
+ *
+ *
+ * Copyright (C) 1996-2004 Christian Esken <esken@kde.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this program; if not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include "viewgrid.h"
+
+// Qt
+#include <qwidget.h>
+
+// KDE
+#include <kdebug.h>
+
+// KMix
+#include "mdwenum.h"
+#include "mdwslider.h"
+#include "mdwswitch.h"
+#include "mixer.h"
+
+/**
+ */
+ViewGrid::ViewGrid(QWidget* parent, const char* name, const QString & caption, Mixer* mixer, ViewBase::ViewFlags vflags)
+      : ViewBase(parent, name, caption, mixer, WStyle_Customize|WStyle_NoBorder, vflags)
+{
+   m_spacingHorizontal = 5;
+   m_spacingVertical = 5;
+   
+   if ( _vflags & ViewBase::Vertical ) {
+        //_layoutMDW = new QVBoxLayout(this);
+   }
+   else {
+        //_layoutMDW = new QHBoxLayout(this);
+   }
+   init();
+}
+
+ViewGrid::~ViewGrid() {
+}
+
+void ViewGrid::setMixSet(MixSet *mixset)
+{
+    MixDevice* md;
+    int testCounter = 0;
+    for ( md = mixset->first(); md != 0; md = mixset->next() ) {
+       if (testCounter<8) {
+	    _mixSet->append(md);
+	}
+	testCounter++;
+    }
+}
+
+int ViewGrid::count()
+{
+    return ( _mixSet->count() );	
+}
+
+int ViewGrid::advice() {
+    if (  _mixSet->count() > 0 ) {
+        // The standard input and output views are always advised, if there are devices in it
+        return 100;
+    }
+    else {
+        return 0;
+    }
+}
+
+QWidget* ViewGrid::add(MixDevice *md)
+{
+  MixDeviceWidget *mdw = 0;
+  if ( md->isEnum() ) {
+    Qt::Orientation orientation = (_vflags & ViewBase::Vertical) ? Qt::Horizontal : Qt::Vertical;
+    mdw = new MDWEnum(
+	_mixer,       // the mixer for this device
+    md,           // MixDevice (parameter)
+    orientation,  // Orientation
+    this,         // parent
+    this,         // View widget
+    md->name().latin1()
+		     );
+  } // an enum
+  else if (md->isSwitch()) {
+    Qt::Orientation orientation = (_vflags & ViewBase::Vertical) ? Qt::Horizontal : Qt::Vertical;
+    mdw =
+	new MDWSwitch(
+	_mixer,       // the mixer for this device
+    md,           // MixDevice (parameter)
+    false,        // Small
+    orientation,  // Orientation
+    this,         // parent
+    this,         // View widget
+    md->name().latin1()
+		     );
+  } // a switch
+
+  else { // must be a slider
+    Qt::Orientation orientation = (_vflags & ViewBase::Vertical) ? Qt::Horizontal : Qt::Vertical;
+    mdw =
+	new MDWSlider(
+			    _mixer,       // the mixer for this device
+			    md,           // MixDevice (parameter)
+			    true,         // Show Mute LED
+			    true,         // Show Record LED
+			    false,        // Small
+			    orientation,  // Orientation
+			    this,         // parent
+			    this,         // View widget
+			    md->name().latin1()
+			    );
+  }
+  return mdw;
+}
+
+QSize ViewGrid::sizeHint() const {
+    //    kdDebug(67100) << "ViewGrid::sizeHint(): NewSize is " << _layoutMDW->sizeHint() << "\n";
+    return( m_sizeHint);
+}
+
+void ViewGrid::constructionFinished() {
+    //_layoutMDW->activate();
+
+    // do a manual layout
+    configurationUpdate();
+}
+
+void ViewGrid::refreshVolumeLevels() {
+    //     kdDebug(67100) << "ViewGrid::refreshVolumeLevels()\n";
+
+   m_sizeHint.setWidth (0);
+   m_sizeHint.setHeight(0);
+
+   m_testingX = 0;
+   m_testingY = 0;
+
+     QWidget *mdw = _mdws.first();
+     MixDevice* md;
+     for ( md = _mixSet->first(); md != 0; md = _mixSet->next() ) {
+	 if ( mdw == 0 ) {
+	     kdError(67100) << "ViewGrid::refreshVolumeLevels(): mdw == 0\n";
+	     break; // sanity check (normally the lists are set up correctly)
+	 }
+	 else {
+	     if ( mdw->inherits("MDWSlider")) {
+		 //kdDebug(67100) << "ViewGrid::refreshVolumeLevels(): updating\n";
+		 // a slider, fine. Lets update its value
+		 static_cast<MDWSlider*>(mdw)->update();
+	     }
+	     else if ( mdw->inherits("MDWSwitch")) {
+                 //kdDebug(67100) << "ViewGrid::refreshVolumeLevels(): updating\n";
+                 // a slider, fine. Lets update its value
+	       static_cast<MDWSwitch*>(mdw)->update();
+	     }
+	     else if ( mdw->inherits("MDWEnum")) {
+	       static_cast<MDWEnum*>(mdw)->update();
+	     }
+	     else {
+	       kdError(67100) << "ViewGrid::refreshVolumeLevels(): mdw is unknown/unsupported type\n";
+		 // no slider. Cannot happen in theory => skip it
+	     }
+	 }
+	 mdw = _mdws.next();
+    }
+}
+
+/**
+   This implementation makes sure the Grid's geometry is updated
+   after hiding/showing channels.
+*/
+void ViewGrid::configurationUpdate() {
+    m_sizeHint.setWidth (0);
+    m_sizeHint.setHeight(0);
+
+    m_testingX = 0;
+    m_testingY = 0;
+
+    for (QWidget *qw = _mdws.first(); qw !=0; qw = _mdws.next() ) {
+
+    if ( qw->inherits("MixDeviceWidget")) {
+      MixDeviceWidget* mdw = static_cast<MixDeviceWidget*>(qw);
+      int xPos = m_testingX * m_spacingHorizontal;
+      int yPos = m_testingY * m_spacingVertical ;
+      mdw->move( xPos, yPos );
+      mdw->resize( mdw->sizeHint() );
+      int xMax = xPos + mdw->width() ; if ( xMax > m_sizeHint.width()  ) m_sizeHint.setWidth(xMax);
+      int yMax = yPos + mdw->height(); if ( yMax > m_sizeHint.height() ) m_sizeHint.setHeight(yMax);
+
+      m_testingX += 5;
+      if ( m_testingX > 50 ) {
+        m_testingY += 10;
+        m_testingX = 0;
+      }
+    } // inherits MixDeviceWidget
+  } // for all MDW's
+}
+
+
+#include "viewgrid.moc"