[app] Tweaking folder UI

app/qml/BooksDragArea.qml

@@ -130,10 +130,7 @@ MouseArea {
     }
     onPressAndHold: {
         if (!shelfView.editMode) {
-            var index = gridView.indexAt(mouseX + gridView.contentX, mouseY + currentShelfView.contentY)
-            if (index === pressedItemIndex) {
-                shelfView.startEditing()
-            }
+            shelfView.startEditing()
         }
     }
     onPositionChanged: {

app/qml/BooksShelfFooter.qml

@@ -47,7 +47,7 @@ Item {
 
         //% "No books"
         text: qsTrId("shelf-view-no-books")
-        visible: footerState == 2
+        visible: footerState == 2 && !editMode
         anchors.centerIn: parent
     }
 

app/qml/BooksShelfTitle.qml

@@ -32,10 +32,14 @@
 import QtQuick 2.0
 import Sailfish.Silica 1.0
 
-BackgroundItem {
+MouseArea {
     id: root
     implicitHeight: column.implicitHeight
     property alias text: label.text
+    property bool currentFolder
+    property bool _highlighted: pressed
+    property color _highlightedColor: Theme.rgba(Theme.highlightBackgroundColor, Theme.highlightBackgroundOpacity)
+    property bool _showPress: !currentFolder && (_highlighted || pressTimer.running)
 
     Column {
         id: column
@@ -74,7 +78,7 @@ BackgroundItem {
                     leftMargin: Theme.paddingMedium
                     verticalCenter: parent.verticalCenter
                 }
-                color: (!root.enabled || pressed) ? Theme.highlightColor : Theme.primaryColor
+                color: (currentFolder || pressed) ? Theme.highlightColor : Theme.primaryColor
                 Behavior on color { ColorAnimation { duration: 100 } }
             }
         }
@@ -129,4 +133,17 @@ BackgroundItem {
         }
         */
     }
+
+    onPressed: pressTimer.start()
+    onCanceled: pressTimer.stop()
+
+    Rectangle {
+        anchors.fill: parent
+        color: _showPress ? _highlightedColor : "transparent"
+    }
+
+    Timer {
+        id: pressTimer
+        interval: 50
+    }
 }

app/qml/BooksShelfView.qml

@@ -175,10 +175,16 @@ SilicaFlickable {
                 BooksShelfTitle {
                     width: grid.width
                     text: model.name
-                    enabled: model.index < (pathModel.count-1)
+                    currentFolder: model.index === (pathModel.count-1)
                     onClicked: {
-                        console.log("switching to", model.path)
-                        shelfModel.relativePath = model.path
+                        if (currentFolder) {
+                            if (editMode) {
+                                console.log("how about renaming", model.name)
+                            }
+                        } else {
+                            console.log("switching to", model.path)
+                            shelfModel.relativePath = model.path
+                        }
                     }
                 }
             }

app/src/BooksShelf.cpp

@@ -519,6 +519,7 @@ void BooksShelf::Counts::emitSignals(BooksShelf* aShelf)
 
 BooksShelf::BooksShelf(QObject* aParent) :
     QAbstractListModel(aParent),
+    iLoadBookList(true),
     iLoadTask(NULL),
     iDummyItemIndex(-1),
     iEditMode(false),
@@ -531,6 +532,7 @@ BooksShelf::BooksShelf(QObject* aParent) :
 }
 
 BooksShelf::BooksShelf(BooksStorage aStorage, QString aRelativePath) :
+    iLoadBookList(false),
     iLoadTask(NULL),
     iRelativePath(aRelativePath),
     iStorage(aStorage),
@@ -614,7 +616,7 @@ void BooksShelf::updatePath()
             endRemoveRows();
         }
         iDummyItemIndex = -1;
-        if (!iPath.isEmpty()) loadBookList();
+        if (!iPath.isEmpty() && iLoadBookList) loadBookList();
         Q_EMIT pathChanged();
         if (oldDummyItemIndex != iDummyItemIndex) {
             Q_EMIT dummyItemIndexChanged();

app/src/BooksShelf.h

@@ -165,6 +165,7 @@ private:
     class DeleteTask;
     friend class Counts;
 
+    bool iLoadBookList;
     QList<Data*> iList;
     QList<DeleteTask*> iDeleteTasks;
     LoadTask* iLoadTask;