Change the vulkan layer warning to be theme-friendly

* The hardcoded background color didn't work on light-on-dark themes,
  so instead just use the tooltip base color, and darken on hover.

qrenderdoc/Widgets/Extended/RDLabel.cpp

@@ -53,3 +53,10 @@ void RDLabel::mouseDoubleClickEvent(QMouseEvent *event)
 
   QLabel::mouseDoubleClickEvent(event);
 }
+
+void RDLabel::leaveEvent(QEvent *event)
+{
+  emit(leave());
+
+  QLabel::leaveEvent(event);
+}

qrenderdoc/Widgets/Extended/RDLabel.h

@@ -37,6 +37,7 @@ signals:
   void clicked(QMouseEvent *event);
   void doubleClicked(QMouseEvent *event);
   void mouseMoved(QMouseEvent *event);
+  void leave();
 
 public slots:
 
@@ -44,4 +45,5 @@ protected:
   void mousePressEvent(QMouseEvent *event) override;
   void mouseMoveEvent(QMouseEvent *event) override;
   void mouseDoubleClickEvent(QMouseEvent *event) override;
+  void leaveEvent(QEvent *event) override;
 };

qrenderdoc/Windows/Dialogs/CaptureDialog.cpp

@@ -23,6 +23,7 @@
  ******************************************************************************/
 
 #include "CaptureDialog.h"
+#include <QMouseEvent>
 #include <QSortFilterProxyModel>
 #include <QStandardItemModel>
 #include "3rdparty/flowlayout/FlowLayout.h"
@@ -113,6 +114,31 @@ CaptureDialog::CaptureDialog(ICaptureContext &ctx, OnCaptureMethod captureCallba
 
   ui->vulkanLayerWarn->setVisible(RENDERDOC_NeedVulkanLayerRegistration(NULL, NULL, NULL));
 
+  QObject::connect(ui->vulkanLayerWarn, &RDLabel::clicked, this,
+                   &CaptureDialog::vulkanLayerWarn_mouseClick);
+
+  QPalette pal = ui->vulkanLayerWarn->palette();
+
+  QColor base = pal.color(QPalette::ToolTipBase);
+
+  pal.setColor(QPalette::Foreground, pal.color(QPalette::ToolTipText));
+
+  pal.setColor(QPalette::Window, base);
+  pal.setColor(QPalette::Base, base.darker(120));
+
+  ui->vulkanLayerWarn->setBackgroundRole(QPalette::Window);
+
+  QObject::connect(ui->vulkanLayerWarn, &RDLabel::mouseMoved, [this](QMouseEvent *) {
+    ui->vulkanLayerWarn->setBackgroundRole(QPalette::Base);
+  });
+  QObject::connect(ui->vulkanLayerWarn, &RDLabel::leave,
+                   [this]() { ui->vulkanLayerWarn->setBackgroundRole(QPalette::Window); });
+
+  ui->vulkanLayerWarn->setPalette(pal);
+  ui->vulkanLayerWarn->setAutoFillBackground(true);
+
+  ui->vulkanLayerWarn->setMouseTracking(true);
+
   m_CaptureCallback = captureCallback;
   m_InjectCallback = injectCallback;
 
@@ -231,7 +257,7 @@ void CaptureDialog::on_exePath_textChanged(const QString &text)
   UpdateGlobalHook();
 }
 
-void CaptureDialog::on_vulkanLayerWarn_clicked()
+void CaptureDialog::vulkanLayerWarn_mouseClick()
 {
   QString caption = tr("Configure Vulkan layer settings in registry?");
 

qrenderdoc/Windows/Dialogs/CaptureDialog.h

@@ -90,10 +90,11 @@ private slots:
 
   void on_toggleGlobal_clicked();
 
-  void on_vulkanLayerWarn_clicked();
-
   void on_CaptureCallstacks_toggled(bool checked);
 
+  // manual slots
+  void vulkanLayerWarn_mouseClick();
+
 private:
   Ui::CaptureDialog *ui;
   ICaptureContext &m_Ctx;

qrenderdoc/Windows/Dialogs/CaptureDialog.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>578</width>
-    <height>939</height>
+    <height>943</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -294,50 +294,24 @@
     </widget>
    </item>
    <item>
-    <widget class="QToolButton" name="vulkanLayerWarn">
-     <property name="sizePolicy">
-      <sizepolicy hsizetype="MinimumExpanding" vsizetype="Fixed">
-       <horstretch>0</horstretch>
-       <verstretch>0</verstretch>
-      </sizepolicy>
-     </property>
-     <property name="minimumSize">
-      <size>
-       <width>0</width>
-       <height>40</height>
-      </size>
-     </property>
+    <widget class="RDLabel" name="vulkanLayerWarn">
      <property name="cursor">
       <cursorShape>PointingHandCursor</cursorShape>
      </property>
-     <property name="styleSheet">
-      <string notr="true">QToolButton {
-background-color: #ffffdc;
-border: 1px solid black;
-}
-QToolButton:hover {
-background-color: #ddddbe;
-}</string>
+     <property name="frameShape">
+      <enum>QFrame::Box</enum>
      </property>
      <property name="text">
-      <string>Warning: Vulkan capture is not configured.
-Click here to set up Vulkan capture.</string>
+      <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;table&gt;&lt;tr&gt;&lt;td valign=&quot;middle&quot;&gt;&lt;img src=&quot;:/information.png&quot;/&gt;&lt;/td&gt;&lt;td&gt;&lt;p&gt;Warning: Vulkan capture is not configured.&lt;br/&gt;Click here to set up Vulkan capture.&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/body&gt;&lt;/html&gt;</string>
      </property>
-     <property name="icon">
-      <iconset resource="../../Resources/resources.qrc">
-       <normaloff>:/information.png</normaloff>:/information.png</iconset>
+     <property name="textFormat">
+      <enum>Qt::RichText</enum>
      </property>
-     <property name="popupMode">
-      <enum>QToolButton::DelayedPopup</enum>
+     <property name="pixmap">
+      <pixmap resource="../../Resources/resources.qrc">:/information.png</pixmap>
      </property>
-     <property name="toolButtonStyle">
-      <enum>Qt::ToolButtonTextBesideIcon</enum>
-     </property>
-     <property name="autoRaise">
-      <bool>true</bool>
-     </property>
-     <property name="arrowType">
-      <enum>Qt::NoArrow</enum>
+     <property name="margin">
+      <number>3</number>
      </property>
     </widget>
    </item>
@@ -774,6 +748,13 @@ Click here to set up Vulkan capture.</string>
    </item>
   </layout>
  </widget>
+ <customwidgets>
+  <customwidget>
+   <class>RDLabel</class>
+   <extends>QLabel</extends>
+   <header>Widgets/Extended/RDLabel.h</header>
+  </customwidget>
+ </customwidgets>
  <resources>
   <include location="../../Resources/resources.qrc"/>
  </resources>