Change header color when split is active

Colors might need to change but they work for now

Fix #495

src/widgets/helper/resizingtextedit.cpp

@@ -146,6 +146,15 @@ void ResizingTextEdit::focusInEvent(QFocusEvent *event)
     }
 }
 
+void ResizingTextEdit::focusOutEvent(QFocusEvent *event)
+{
+    QTextEdit::focusOutEvent(event);
+
+    if (event->lostFocus()) {
+        this->focusLost.invoke();
+    }
+}
+
 void ResizingTextEdit::setCompleter(QCompleter *c)
 {
     if (this->completer) {

src/widgets/helper/resizingtextedit.hpp

@@ -16,6 +16,7 @@ public:
 
     pajlada::Signals::Signal<QKeyEvent *> keyPressed;
     pajlada::Signals::NoArgSignal focused;
+    pajlada::Signals::NoArgSignal focusLost;
 
     void setCompleter(QCompleter *c);
     QCompleter *getCompleter() const;
@@ -25,6 +26,7 @@ protected:
     void keyPressEvent(QKeyEvent *event) override;
 
     void focusInEvent(QFocusEvent *event) override;
+    void focusOutEvent(QFocusEvent *event) override;
 
 private:
     QCompleter *completer = nullptr;

src/widgets/helper/splitheader.cpp

@@ -30,6 +30,9 @@ SplitHeader::SplitHeader(Split *_split)
     : BaseWidget(_split)
     , split(_split)
 {
+    this->split->focused.connect([this]() { this->themeRefreshEvent(); });
+    this->split->focusLost.connect([this]() { this->themeRefreshEvent(); });
+
     auto app = getApp();
 
     util::LayoutCreator<SplitHeader> layoutCreator(this);
@@ -370,7 +373,12 @@ void SplitHeader::rightButtonClicked()
 void SplitHeader::themeRefreshEvent()
 {
     QPalette palette;
-    palette.setColor(QPalette::Foreground, this->themeManager->splits.header.text);
+
+    if (this->split->hasFocus()) {
+        palette.setColor(QPalette::Foreground, this->themeManager->splits.header.activeText);
+    } else {
+        palette.setColor(QPalette::Foreground, this->themeManager->splits.header.text);
+    }
 
     //    this->dropdownButton->setPalette(palette);
     this->titleLabel->setPalette(palette);

src/widgets/split.cpp

@@ -143,6 +143,7 @@ Split::Split(QWidget *parent)
     });
 
     this->input.ui_.textEdit->focused.connect([this] { this->focused.invoke(); });
+    this->input.ui_.textEdit->focusLost.connect([this] { this->focusLost.invoke(); });
 }
 
 Split::~Split()

src/widgets/split.hpp

@@ -47,6 +47,7 @@ public:
 
     pajlada::Signals::NoArgSignal channelChanged;
     pajlada::Signals::NoArgSignal focused;
+    pajlada::Signals::NoArgSignal focusLost;
 
     ChannelView &getChannelView();
     SplitContainer *getContainer();