Version control: Apply text-color if an item is versioned

1 files changed, 45 insertions, 0 deletions

diff --git a/src/views/dolphinfileitemlistwidget.cpp b/src/views/dolphinfileitemlistwidget.cpp
index dd391ac9a..c3ec2b8de 100644
--- a/src/views/dolphinfileitemlistwidget.cpp
+++ b/src/views/dolphinfileitemlistwidget.cpp
@@ -19,6 +19,11 @@
 
 #include "dolphinfileitemlistwidget.h"
 
+#include <kversioncontrolplugin.h>
+#include <QColor>
+
+#include <KDebug>
+
 DolphinFileItemListWidget::DolphinFileItemListWidget(QGraphicsItem* parent) :
     KFileItemListWidget(parent)
 {
@@ -28,4 +33,44 @@ DolphinFileItemListWidget::~DolphinFileItemListWidget()
 {
 }
 
+void DolphinFileItemListWidget::dataChanged(const QHash<QByteArray, QVariant>& current, const QSet<QByteArray>& roles)
+{
+    KFileItemListWidget::dataChanged(current, roles);
+
+    QColor color;
+    if (roles.contains("version")) {
+        // The item is under version control. Apply the text color corresponding
+        // to its version state.
+        const KVersionControlPlugin::VersionState version = static_cast<KVersionControlPlugin::VersionState>(current.value("version").toInt());
+        if (version != KVersionControlPlugin::UnversionedVersion) {
+            const QColor textColor = styleOption().palette.text().color();
+            QColor tintColor = textColor;
+
+            // Using hardcoded colors is generally a bad idea. In this case the colors just act
+            // as tint colors and are mixed with the current set text color. The tint colors
+            // have been optimized for the base colors of the corresponding Oxygen emblems.
+            switch (version) {
+            case KVersionControlPlugin::UpdateRequiredVersion:          tintColor = Qt::yellow; break;
+            case KVersionControlPlugin::LocallyModifiedUnstagedVersion: tintColor = Qt::darkGreen; break;
+            case KVersionControlPlugin::LocallyModifiedVersion:         tintColor = Qt::green; break;
+            case KVersionControlPlugin::AddedVersion:                   tintColor = Qt::green; break;
+            case KVersionControlPlugin::RemovedVersion:                 tintColor = Qt::darkRed; break;
+            case KVersionControlPlugin::ConflictingVersion:             tintColor = Qt::red; break;
+            case KVersionControlPlugin::UnversionedVersion:
+            case KVersionControlPlugin::NormalVersion:
+            default:
+                 // use the default text color
+                 return;
+            }
+
+            color = QColor((tintColor.red()   + textColor.red())   / 2,
+                           (tintColor.green() + textColor.green()) / 2,
+                           (tintColor.blue()  + textColor.blue())  / 2,
+                           (tintColor.alpha() + textColor.alpha()) / 2);
+        }
+    }
+
+    setTextColor(color);
+}
+
 #include "dolphinfileitemlistwidget.moc"