update solid option to solid style

--Solid Style option is just a way to use the
Solid svg from the plasma theme

containment/package/contents/ui/PanelBox.qml

@@ -306,13 +306,11 @@ Item{
                 }
             }
 
-            readonly property bool forceSolidness: (root.solidPanel && !plasmoid.configuration.solidBackgroundForMaximized)
-                                                   || root.forceSolidPanel
-                                                   || !Latte.WindowSystem.compositingActive
+            readonly property bool forceSolidness: root.forceSolidPanel || !Latte.WindowSystem.compositingActive
 
             property rect efGeometry: Qt.rect(-1,-1,0,0)
 
-            imagePath: root.solidPanel ? "opaque/dialogs/background" : "widgets/panel-background"
+            imagePath: root.solidStylePanel ? "opaque/dialogs/background" : "widgets/panel-background"
 
             onWidthChanged: updateEffectsArea();
             onHeightChanged: updateEffectsArea();
@@ -341,7 +339,7 @@ Item{
                     }
                 }
 
-                onSolidPanelChanged: {
+                onSolidStylePanelChanged: {
                     solidBackground.adjustPrefix();
                 }
             }
@@ -385,7 +383,7 @@ Item{
             //! the increases used when the user forces a solid background and the background
             //! must be increased in order to look ok in the corners
             property int rightIncreaser: {
-                if (!(root.solidPanel && root.isVertical && plasmoid.location === PlasmaCore.Types.LeftEdge)
+                if (!(root.solidStylePanel && root.isVertical && plasmoid.location === PlasmaCore.Types.LeftEdge)
                         || !Latte.WindowSystem.compositingActive)
                     return 0;
                 else
@@ -393,7 +391,7 @@ Item{
             }
 
             property int leftIncreaser: {
-                if (!(root.solidPanel && root.isVertical && plasmoid.location === PlasmaCore.Types.RightEdge)
+                if (!(root.solidStylePanel && root.isVertical && plasmoid.location === PlasmaCore.Types.RightEdge)
                         || !Latte.WindowSystem.compositingActive)
                     return 0;
                 else
@@ -401,7 +399,7 @@ Item{
             }
 
             property int topIncreaser: {
-                if (!(root.solidPanel && root.isVertical && plasmoid.location === PlasmaCore.Types.BottomEdge)
+                if (!(root.solidStylePanel && root.isVertical && plasmoid.location === PlasmaCore.Types.BottomEdge)
                         || !Latte.WindowSystem.compositingActive)
                     return 0;
                 else
@@ -409,7 +407,7 @@ Item{
             }
 
             property int bottomIncreaser: {
-                if (!(root.solidPanel && root.isVertical && plasmoid.location === PlasmaCore.Types.TopEdge)
+                if (!(root.solidStylePanel && root.isVertical && plasmoid.location === PlasmaCore.Types.TopEdge)
                         || !Latte.WindowSystem.compositingActive)
                     return 0;
                 else

containment/package/contents/ui/colorizer/Manager.qml

@@ -31,7 +31,8 @@ Loader{
 
     active: forceColorizer || forceSolidnessAndColorize
 
-    readonly property bool forceSolidness: (root.solidPanel && !plasmoid.configuration.solidBackgroundForMaximized) || root.forceSolidPanel
+    readonly property bool forceSolidness: (root.solidStylePanel && !plasmoid.configuration.solidBackgroundForMaximized)
+                                           || root.forceSolidPanel
                                            || !Latte.WindowSystem.compositingActive
     readonly property bool forceSolidnessAndColorize: forceSolidness && forceColorizeFromActiveWindowScheme
 
@@ -42,7 +43,7 @@ Loader{
 
     readonly property color minimizedDotColor: themeTextColorBrightness > 127.5 ? Qt.darker(theme.textColor, 1.7) : Qt.lighter(theme.textColor, 7)
 
-    property bool mustBeShown: active && (!forceSolidPanel || forceSolidnessAndColorize)
+    property bool mustBeShown: active && (!root.forceSolidPanel || forceSolidnessAndColorize)
     //! when forceSemiTransparentPanel is enabled because of snapped or maximized etc. windows
     //! then the colorizer could be enabled for low panel transparency levels (<40%)
                                && (!userShowPanelBackground || !forceSemiTransparentPanel || (forceSemiTransparentPanel && root.panelTransparency<40))

containment/package/contents/ui/main.qml

@@ -74,7 +74,7 @@ DragDrop.DropArea {
 
         return (visibilityManager.panelIsBiggerFromIconSize && (zoomFactor === 1.0)
                 && (latteView.visibility.mode === Latte.Types.AlwaysVisible || latteView.visibility.mode === Latte.Types.WindowsGoBelow)
-                && (plasmoid.configuration.panelPosition === Latte.Types.Justify) && !(root.solidPanel && panelShadowsActive));
+                && (plasmoid.configuration.panelPosition === Latte.Types.Justify) && !(root.solidStylePanel && panelShadowsActive));
     }
 
     property bool blurEnabled: plasmoid.configuration.blurEnabled && (!root.forceTransparentPanel || root.forcePanelForBusyBackground)
@@ -149,7 +149,7 @@ DragDrop.DropArea {
     property bool showAppletsNumbers: false
     property bool showMetaBadge: false
     property int applicationLauncherId: -1
-    property bool solidPanel: Latte.WindowSystem.compositingActive ? plasmoid.configuration.solidPanel : true
+    property bool solidStylePanel: Latte.WindowSystem.compositingActive ? plasmoid.configuration.solidPanel : true
 
     //FIXME: possibly this is going to be the default behavior, this user choice
     //has been dropped from the Dock Configuration Window
@@ -225,7 +225,7 @@ DragDrop.DropArea {
         if (hasExpandedApplet
                 && zoomFactor===1
                 && plasmoid.configuration.panelSize===100
-                && !(root.solidPanel && !plasmoid.configuration.panelShadows) ) {
+                && !(root.solidStylePanel && !plasmoid.configuration.panelShadows) ) {
             return true;
         }
 

shell/package/contents/configuration/pages/AppearanceConfig.qml

@@ -431,8 +431,6 @@ PlasmaComponents.Page {
                 LatteExtraControls.Slider {
                     id: transparencySlider
                     Layout.fillWidth: true
-                    //! transparency can be set when the user doesn't want solidness all the time
-                    //! or when the user wants solidness only for maximized windows
                     enabled: showBackground.checked //&& !blockOpacityAdjustment
 
                     value: plasmoid.configuration.panelTransparency
@@ -487,6 +485,7 @@ PlasmaComponents.Page {
                     checked: plasmoid.configuration.blurEnabled
                     checkable: true
                     enabled: showBackground.checked
+                    tooltip: i18n("Background is blurred underneath")
 
                     onClicked: {
                         plasmoid.configuration.blurEnabled  = checked
@@ -500,6 +499,7 @@ PlasmaComponents.Page {
                     checked: plasmoid.configuration.panelShadows
                     checkable: true
                     enabled: showBackground.checked
+                    tooltip: i18n("Background shows its shadows")
 
                     onClicked: {
                         plasmoid.configuration.panelShadows  = checked
@@ -509,10 +509,11 @@ PlasmaComponents.Page {
                 PlasmaComponents.Button {
                     id: solidBackground
                     Layout.fillWidth: true
-                    text: i18n("Solid")
+                    text: i18n("Solid Style")
                     checked: plasmoid.configuration.solidPanel
                     checkable: true
                     enabled: showBackground.checked
+                    tooltip: i18n("Background uses solid style image provided from plasma theme")
 
                     onClicked: {
                         plasmoid.configuration.solidPanel = checked