fix black up/down arrow icons in dark theme

fluid/fluidgui.cpp

@@ -124,6 +124,9 @@ FluidGui::FluidGui(Synthesizer* s)
       connect(_progressTimer, SIGNAL(timeout()), this, SLOT(updateProgress()));
       connect(soundFonts, SIGNAL(itemSelectionChanged()), this, SLOT(updateUpDownButtons()));
 
+      soundFontUp->setIcon(*icons[int(Icons::arrowUp_ICON)]);
+      soundFontDown->setIcon(*icons[int(Icons::arrowDown_ICON)]);
+
       //update sfs
       QStringList sfonts = fluid()->soundFonts();
       soundFonts->clear();

mscore/editstaff.cpp

@@ -73,6 +73,9 @@ EditStaff::EditStaff(Staff* s, const Fraction& /*tick*/, QWidget* parent)
       connect(nextButton,           SIGNAL(clicked()),            SLOT(gotoNextStaff()));
       connect(previousButton,       SIGNAL(clicked()),            SLOT(gotoPreviousStaff()));
 
+      nextButton->setIcon(*icons[int(Icons::arrowUp_ICON)]);
+      previousButton->setIcon(*icons[int(Icons::arrowDown_ICON)]);
+
       addAction(getAction("help"));  // why is this needed?
       }
 

mscore/excerptsdialog.cpp

@@ -134,6 +134,9 @@ ExcerptsDialog::ExcerptsDialog(MasterScore* s, QWidget* parent)
               SLOT(addButtonClicked()));
       connect(title, SIGNAL(textChanged(const QString&)), SLOT(titleChanged(const QString&)));
 
+      moveUpButton->setIcon(*icons[int(Icons::arrowUp_ICON)]);
+      moveDownButton->setIcon(*icons[int(Icons::arrowDown_ICON)]);
+
       for (int i = 1; i <= VOICES; i++) {
             //partList->model()->setHeaderData(i, Qt::Horizontal, MScore::selectColor[i-1], Qt::BackgroundRole);
             partList->header()->resizeSection(i, 30);

mscore/importmidi/importmidi_panel.cpp

@@ -8,7 +8,7 @@
 #include "mscore/preferences.h"
 #include "musescore.h"
 #include "libmscore/score.h"
-
+#include "icons.h"
 
 namespace Ms {
 
@@ -128,6 +128,8 @@ void ImportMidiPanel::setupUi()
       connect(_ui->pushButtonDown, SIGNAL(clicked()), SLOT(moveTrackDown()));
       connect(_ui->toolButtonHideMidiPanel, SIGNAL(clicked()), SLOT(hidePanel()));
 
+      _ui->pushButtonDown->setIcon(*icons[int(Icons::arrowDown_ICON)]);
+
       _updateUiTimer->start(100);
       updateUi();
       _ui->tracksView->setVHeaderDefaultSectionSize(24);

mscore/instrwidget.cpp

@@ -385,6 +385,9 @@ InstrumentsWidget::InstrumentsWidget(QWidget* parent)
       downButton->setEnabled(false);
       addStaffButton->setEnabled(false);
       addLinkedStaffButton->setEnabled(false);
+
+      upButton->setIcon(*icons[int(Icons::arrowUp_ICON)]);
+      downButton->setIcon(*icons[int(Icons::arrowDown_ICON)]);
 
       instrumentSearch->setFilterableView(instrumentList);
       }

mscore/toolbarEditor.cpp

@@ -13,6 +13,7 @@
 #include "toolbarEditor.h"
 #include "musescore.h"
 #include "workspace.h"
+#include "icons.h"
 
 namespace Ms {
 
@@ -60,6 +61,9 @@ ToolbarEditor::ToolbarEditor(QWidget* parent)
       connect(up, SIGNAL(clicked()), SLOT(upAction()));
       connect(down, SIGNAL(clicked()), SLOT(downAction()));
       connect(buttonBox, SIGNAL(accepted()), SLOT(accepted()));
+
+      up->setIcon(*icons[int(Icons::arrowUp_ICON)]);
+      down->setIcon(*icons[int(Icons::arrowDown_ICON)]);
 
       MuseScore::restoreGeometry(this);
       }

zerberus/zerberusgui.cpp

@@ -14,6 +14,7 @@
 
 #include "mscore/preferences.h"
 #include "mscore/extension.h"
+#include "mscore/icons.h"
 
 //---------------------------------------------------------
 //   SfzListDialog
@@ -106,6 +107,10 @@ ZerberusGui::ZerberusGui(Ms::Synthesizer* s)
       _progressTimer = new QTimer(this);
       connect(_progressTimer, SIGNAL(timeout()), this, SLOT(updateProgress()));
       connect(files, SIGNAL(itemSelectionChanged()), this, SLOT(updateButtons()));
+
+      soundFontUp->setIcon(*Ms::icons[int(Ms::Icons::arrowUp_ICON)]);
+      soundFontDown->setIcon(*Ms::icons[int(Ms::Icons::arrowDown_ICON)]);
+
       updateButtons();
       }