[vlc-devel] [PATCH 01/16] qml: provide hasSelection property in SelectableDelegateModel

[Pierre Lamot]

---
 modules/gui/qt/medialibrary/qml/MusicAlbums.qml         | 2 +-
 modules/gui/qt/medialibrary/qml/MusicArtistsDisplay.qml | 2 +-
 modules/gui/qt/medialibrary/qml/MusicGenres.qml         | 4 ++--
 modules/gui/qt/medialibrary/qml/VideoDisplay.qml        | 4 ++--
 modules/gui/qt/network/qml/NetworkBrowseDisplay.qml     | 2 +-
 modules/gui/qt/util/qml/SelectableDelegateModel.qml     | 3 ++-
 modules/gui/qt/widgets/qml/KeyNavigableTableView.qml    | 2 +-
 7 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/modules/gui/qt/medialibrary/qml/MusicAlbums.qml b/modules/gui/qt/medialibrary/qml/MusicAlbums.qml
index 8779ba9a05..a6f6785414 100644
--- a/modules/gui/qt/medialibrary/qml/MusicAlbums.qml
+++ b/modules/gui/qt/medialibrary/qml/MusicAlbums.qml
@@ -110,7 +110,7 @@ Widgets.NavigableFocusScope {
         }
 
         onCountChanged: {
-            if (delegateModelId.items.count > 0 && delegateModelId.selectedGroup.count === 0) {
+            if (delegateModelId.items.count > 0 && !delegateModelId.hasSelection) {
                 root.resetFocus()
             }
         }
diff --git a/modules/gui/qt/medialibrary/qml/MusicArtistsDisplay.qml b/modules/gui/qt/medialibrary/qml/MusicArtistsDisplay.qml
index d4e35e4286..e6164c6e20 100644
--- a/modules/gui/qt/medialibrary/qml/MusicArtistsDisplay.qml
+++ b/modules/gui/qt/medialibrary/qml/MusicArtistsDisplay.qml
@@ -68,7 +68,7 @@ Widgets.NavigableFocusScope {
         }
 
         onCountChanged: {
-            if (delegateModel.items.count > 0 && delegateModel.selectedGroup.count === 0) {
+            if (delegateModel.items.count > 0 && !delegateModel.hasSelection) {
                 var initialIndex = root.initialIndex
                 if (initialIndex >= delegateModel.items.count)
                     initialIndex = 0
diff --git a/modules/gui/qt/medialibrary/qml/MusicGenres.qml b/modules/gui/qt/medialibrary/qml/MusicGenres.qml
index 3722616dfd..49f0bd493b 100644
--- a/modules/gui/qt/medialibrary/qml/MusicGenres.qml
+++ b/modules/gui/qt/medialibrary/qml/MusicGenres.qml
@@ -126,7 +126,7 @@ Widgets.NavigableFocusScope {
         }
 
         onCountChanged: {
-            if (delegateModelId.items.count > 0 && delegateModelId.selectedGroup.count === 0) {
+            if (delegateModelId.items.count > 0 && !delegateModelId.hasSelection) {
                 root.resetFocus()
             }
         }
@@ -149,7 +149,7 @@ Widgets.NavigableFocusScope {
      * selectedGroup update itself after this event
      */
     onActiveFocusChanged: {
-        if (activeFocus && delegateModelId.items.count > 0 && delegateModelId.selectedGroup.count === 0) {
+        if (activeFocus && delegateModelId.items.count > 0 && !delegateModelId.hasSelection) {
             var initialIndex = 0
             if (view.currentItem.currentIndex !== -1)
                 initialIndex = view.currentItem.currentIndex
diff --git a/modules/gui/qt/medialibrary/qml/VideoDisplay.qml b/modules/gui/qt/medialibrary/qml/VideoDisplay.qml
index f9cdd2e773..23c370b7ea 100644
--- a/modules/gui/qt/medialibrary/qml/VideoDisplay.qml
+++ b/modules/gui/qt/medialibrary/qml/VideoDisplay.qml
@@ -125,7 +125,7 @@ Widgets.NavigableFocusScope {
         }
 
         onCountChanged: {
-            if (videosDelegate.items.count > 0 && videosDelegate.selectedGroup.count === 0) {
+            if (videosDelegate.items.count > 0 && !videosDelegate.hasSelection) {
                 root.resetFocus()
             }
         }
@@ -195,7 +195,7 @@ Widgets.NavigableFocusScope {
              * selectedGroup update itself after this event
              */
             onActiveFocusChanged: {
-                if (activeFocus && videosDelegate.items.count > 0 && videosDelegate.selectedGroup.count === 0) {
+                if (activeFocus && videosDelegate.items.count > 0 && !videosDelegate.hasSelection) {
                     videosDelegate.items.get(0).inSelected = true
                 }
             }
diff --git a/modules/gui/qt/network/qml/NetworkBrowseDisplay.qml b/modules/gui/qt/network/qml/NetworkBrowseDisplay.qml
index 209e270c9d..305fed3307 100644
--- a/modules/gui/qt/network/qml/NetworkBrowseDisplay.qml
+++ b/modules/gui/qt/network/qml/NetworkBrowseDisplay.qml
@@ -45,7 +45,7 @@ Widgets.NavigableFocusScope {
     }
 
     function resetFocus() {
-        if (delegateModelId.items.count > 0 && delegateModelId.selectedGroup.count === 0) {
+        if (providerModel.count > 0 && !delegateModelId.hasSelection) {
             var initialIndex = 0
             if (delegateModelId.currentIndex !== -1)
                 initialIndex = delegateModelId.currentIndex
diff --git a/modules/gui/qt/util/qml/SelectableDelegateModel.qml b/modules/gui/qt/util/qml/SelectableDelegateModel.qml
index 445d278a56..6a18d39611 100644
--- a/modules/gui/qt/util/qml/SelectableDelegateModel.qml
+++ b/modules/gui/qt/util/qml/SelectableDelegateModel.qml
@@ -23,6 +23,7 @@ DelegateModel {
 
     property int shiftIndex: -1
     property alias selectedGroup: selectedGroup
+    readonly property bool hasSelection: selectedGroup.count > 0
 
     groups: [
         DelegateModelGroup { id: selectedGroup; name: "selected"; includeByDefault: false }
@@ -40,7 +41,7 @@ DelegateModel {
     }
 
     function selectNone() {
-        if (selectedGroup.count > 0)
+        if (hasSelection)
             selectedGroup.remove(0,selectedGroup.count)
     }
 
diff --git a/modules/gui/qt/widgets/qml/KeyNavigableTableView.qml b/modules/gui/qt/widgets/qml/KeyNavigableTableView.qml
index ad59f7ff8e..c96013f719 100644
--- a/modules/gui/qt/widgets/qml/KeyNavigableTableView.qml
+++ b/modules/gui/qt/widgets/qml/KeyNavigableTableView.qml
@@ -224,7 +224,7 @@ NavigableFocusScope {
      * selectedGroup update itself after this event
      */
     onActiveFocusChanged: {
-        if (activeFocus && delegateModel.items.count > 0 && delegateModel.selectedGroup.count === 0) {
+        if (activeFocus && view.count > 0 && !delegateModel.hasSelection) {
             var initialIndex = 0
             if (view.currentIndex !== -1)
                 initialIndex = view.currentIndex
-- 
2.25.1