[vlc-devel] [PATCH 08/17] qml: Add Editor DND delegate

Rohan Rajpal rohan17089 at iiitd.ac.in
Sat Aug 3 09:56:51 CEST 2019


Add the DND delegate for playercontrolbar buttons
---
 modules/gui/qt/Makefile.am                    |   1 +
 .../gui/qt/qml/dialogs/EditorDNDDelegate.qml  | 128 ++++++++++++++++++
 modules/gui/qt/vlc.qrc                        |   1 +
 3 files changed, 130 insertions(+)
 create mode 100644 modules/gui/qt/qml/dialogs/EditorDNDDelegate.qml

diff --git a/modules/gui/qt/Makefile.am b/modules/gui/qt/Makefile.am
index d049d80859..427c7533fc 100644
--- a/modules/gui/qt/Makefile.am
+++ b/modules/gui/qt/Makefile.am
@@ -560,6 +560,7 @@ libqt_plugin_la_QML = \
 	gui/qt/qml/dialogs/Dialogs.qml \
 	gui/qt/qml/dialogs/ModalDialog.qml \
 	gui/qt/qml/dialogs/EditorDummyButton.qml \
+	gui/qt/qml/dialogs/EditorDNDDelegate.qml \
 	gui/qt/qml/utils/DNDLabel.qml \
 	gui/qt/qml/utils/ToolTipArea.qml \
 	gui/qt/qml/utils/DrawerExt.qml \
diff --git a/modules/gui/qt/qml/dialogs/EditorDNDDelegate.qml b/modules/gui/qt/qml/dialogs/EditorDNDDelegate.qml
new file mode 100644
index 0000000000..12ed394629
--- /dev/null
+++ b/modules/gui/qt/qml/dialogs/EditorDNDDelegate.qml
@@ -0,0 +1,128 @@
+/*****************************************************************************
+ * Copyright (C) 2019 VLC authors and VideoLAN
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * ( at your option ) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+import QtQuick 2.11
+import QtQml.Models 2.11
+
+import org.videolan.vlc 0.1
+
+import "qrc:///utils/" as Utils
+import "qrc:///style/"
+
+MouseArea {
+    id: dragArea
+
+    property bool held: false
+    property bool dropVisible: false
+    anchors.verticalCenter: parent.verticalCenter
+    cursorShape: dropVisible ? Qt.DragMoveCursor : Qt.OpenHandCursor
+    drag.target: held ? content : undefined
+    width: buttonloader.width
+    height: VLCStyle.icon_medium
+
+    Rectangle {
+        z: 1
+        width: 2 * scale
+        height: parent.height
+        anchors {
+            left: parent.left
+            verticalCenter: parent.verticalCenter
+        }
+        antialiasing: true
+        visible: dropVisible
+        color: VLCStyle.colors.accent
+    }
+    onPressed: held = true
+
+    onExited: {
+        if(containsPress)
+            playerBtnDND.deleteBtn = true
+    }
+
+    onReleased: {
+        drag.target.Drag.drop()
+        held = false
+        if(playerBtnDND.deleteBtn){
+            playerBtnDND.deleteBtn = false
+            playerBtnDND.model.remove(
+                        dragArea.DelegateModel.itemsIndex)
+        }
+    }
+
+    Rectangle {
+        id: content
+        Drag.active: dragArea.held
+        Drag.source: dragArea
+        anchors {
+            horizontalCenter: parent.horizontalCenter
+            verticalCenter: parent.verticalCenter
+        }
+        Loader{
+            id: buttonloader
+            anchors {
+                horizontalCenter: parent.horizontalCenter
+                verticalCenter: parent.verticalCenter
+            }
+            sourceComponent: controlButtons.returnbuttondelegate(model.id)
+            onLoaded: buttonloader.item.paintOnly = true
+
+        }
+
+        states: State {
+            when: dragArea.held
+
+            ParentChange { target: content; parent: root }
+            AnchorChanges {
+                target: content
+                anchors { horizontalCenter: undefined; verticalCenter: undefined }
+            }
+        }
+    }
+    DropArea {
+        anchors.fill: parent
+
+        onEntered: {
+            dropVisible = true
+            playerBtnDND.deleteBtn = false
+        }
+
+        onExited: {
+            dropVisible = false
+            if(!playerBtnDND.addBtn)
+                playerBtnDND.deleteBtn = true
+        }
+
+        onDropped: {
+            if (drag.source.objectName == "buttonsList")
+                playerBtnDND.model.insert(parent.DelegateModel.itemsIndex,
+                                            {"id" : drag.source.mIndex,
+                                                "size": bigButton.checked ?
+                                                            PlayerControlBarModel.WIDGET_BIG :
+                                                            PlayerControlBarModel.WIDGET_NORMAL})
+            else{
+                var srcIndex = drag.source.DelegateModel.itemsIndex
+                var destIndex = parent.DelegateModel.itemsIndex
+
+                if(srcIndex < destIndex)
+                    destIndex -= 1
+                playerBtnDND.model.move(srcIndex,destIndex)
+            }
+            dropVisible = false
+        }
+    }
+}
diff --git a/modules/gui/qt/vlc.qrc b/modules/gui/qt/vlc.qrc
index 73898ccc04..734a340459 100644
--- a/modules/gui/qt/vlc.qrc
+++ b/modules/gui/qt/vlc.qrc
@@ -265,5 +265,6 @@
         <file alias="Dialogs.qml">qml/dialogs/Dialogs.qml</file>
         <file alias="ModalDialog.qml">qml/dialogs/ModalDialog.qml</file>
         <file alias="EditorDummyButton.qml">qml/dialogs/EditorDummyButton.qml</file>
+        <file alias="EditorDNDDelegate.qml">qml/dialogs/EditorDNDDelegate.qml</file>
     </qresource>
 </RCC>
-- 
2.17.1



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