[WIP] themes: Add ADS support to system theme

Author: tytan652

UI/data/themes/System.qss

@@ -394,3 +394,125 @@ QCalendarWidget #qt_calendar_nextmonth {
     qproperty-icon: url(./Dark/right.svg);
     icon-size: 16px, 16px;
 }
+
+/* ADS default stylesheet */
+ads--CDockContainerWidget {
+    background: palette(dark);
+}
+ads--CDockContainerWidget > QSplitter{
+    padding: 1 0 1 0;
+}
+
+ads--CDockContainerWidget ads--CDockSplitter::handle {
+    background: palette(dark);
+}
+
+ads--CDockAreaWidget {
+    background: palette(window);
+    border: 1px solid white;
+}
+
+ads--CDockAreaWidget #tabsMenuButton::menu-indicator {
+    image: none;
+}
+
+ads--CDockWidgetTab {
+    background: palette(window);
+    border-color: palette(light);
+    border-style: solid;
+    border-width: 0 1px 0 0;
+    padding: 0 0px;
+}
+
+ads--CDockWidgetTab[activeTab="true"] {
+    background: qlineargradient(spread : pad, x1 : 0, y1 : 0, x2 : 0, y2 : 0.5, stop : 0
+    palette(window), stop:1 palette(light));
+}
+
+ads--CDockWidgetTab QLabel {
+    color: palette(dark);
+}
+
+ads--CDockWidgetTab[activeTab="true"] QLabel {
+    color: palette(foreground);
+}
+
+ads--CDockWidget {
+    background: palette(light);
+    border-color: palette(light);
+    border-style: solid;
+    border-width: 1px 0 0 0;
+}
+
+ads--CTitleBarButton {
+    padding: 0px 0px;
+}
+
+QScrollArea#dockWidgetScrollArea {
+    padding: 0px;
+    border: none;
+}
+
+#tabCloseButton {
+    margin-top: 2px;
+    background: none;
+    border: none;
+    padding: 0px -2px;
+    qproperty-icon: url(:/ads/images/close-button.svg),
+        url(:/ads/images/close-button-disabled.svg) disabled;
+    qproperty-iconSize: 16px;
+}
+
+#tabCloseButton:hover {
+    border: 1px solid rgba(0, 0, 0, 32);
+    background: rgba(0, 0, 0, 16);
+}
+
+#tabCloseButton:pressed {
+    background: rgba(0, 0, 0, 32);
+}
+
+#tabsMenuButton {
+    qproperty-icon: url(:/ads/images/tabs-menu-button.svg);
+    qproperty-iconSize: 16px;
+}
+
+#dockAreaCloseButton {
+    qproperty-icon: url(:/ads/images/close-button.svg),
+        url(:/ads/images/close-button-disabled.svg) disabled;
+    qproperty-iconSize: 16px;
+}
+
+#detachGroupButton {
+    qproperty-icon: url(:/ads/images/detach-button.svg),
+        url(:/ads/images/detach-button-disabled.svg) disabled;
+    qproperty-iconSize: 16px;
+}
+
+
+ads--CFloatingWidgetTitleBar {
+    background: palette(midlight);
+    qproperty-maximizeIcon: url(:/ads/images/maximize-button.svg);
+    qproperty-normalIcon: url(:/ads/images/restore-button.svg);
+}
+
+
+#floatingTitleCloseButton, #floatingTitleMaximizeButton {
+   qproperty-iconSize: 16px;
+   border: none;
+   margin: 3px;
+}
+
+
+#floatingTitleCloseButton {
+   qproperty-icon: url(:/ads/images/close-button.svg);
+}
+
+#floatingTitleCloseButton:hover {
+    background: rgba(0, 0, 0, 24);
+    border: none;
+}
+
+#floatingTitleCloseButton:pressed {
+    background: rgba(0, 0, 0, 48);
+}