feat: implement wallpaper management system

misc/dconfig/org.deepin.dde.treeland.user.json

@@ -442,6 +442,17 @@
             "description[zh_CN]": "多任务视图加载因子",
             "permissions": "readonly",
             "visibility": "private"
+        },
+        "wallpaperConfig": {
+            "value": "",
+            "serial": 0,
+            "flags": ["global"],
+            "name": "Wallpaper Config",
+            "name[zh_CN]": "壁纸配置",
+            "description": "A configuration to manage wallpapers used by the system, including desktop and lockscreen wallpapers for each screen and workspace.",
+            "description[zh_CN]": "用于管理系统当前使用的壁纸配置，包括每个屏幕和工作区的桌面壁纸和锁屏壁纸。",
+            "permissions": "readwrite",
+            "visibility": "public"
         }
     }
 }

misc/systemd/treeland.service.in

@@ -17,6 +17,7 @@ Environment=DSG_APP_ID=org.deepin.dde.treeland
 Environment=ASAN_SYMBOLIZER_PATH=/usr/bin/llvm-symbolizer
 # For Debug: if enable asan, you can't get it's log from journalctl, so ensure the log to a file
 Environment=ASAN_OPTIONS=log_path=/tmp/treeland-asan:detect_leaks=0:abort_on_error=1:symbolize=1
+Environment=DDM_DISPLAY_MANAGER=1
 ExecStart=@CMAKE_INSTALL_FULL_BINDIR@/treeland.sh --lockscreen
 Restart=on-failure
 RestartSec=1s

src/CMakeLists.txt

@@ -186,12 +186,16 @@ qt_add_qml_module(libtreeland
         utils/loginddbustypes.cpp
         utils/fpsdisplaymanager.cpp
         utils/fpsdisplaymanager.h
-        wallpaper/wallpapercontroller.cpp
-        wallpaper/wallpapercontroller.h
-        wallpaper/wallpaperimage.cpp
-        wallpaper/wallpaperimage.h
+        wallpaper/wallpapersurface.h
+        wallpaper/wallpapersurface.cpp
+        wallpaper/wallpaperitem.cpp
+        wallpaper/wallpaperitem.h
         wallpaper/wallpapermanager.cpp
         wallpaper/wallpapermanager.h
+        wallpaper/wallpaperconfig.h
+        wallpaper/wallpaperconfig.cpp
+        wallpaper/wallpaperlauncher.h
+        wallpaper/wallpaperlauncher.cpp
         workspace/workspace.cpp
         workspace/workspace.h
         workspace/workspaceanimationcontroller.cpp

src/core/qml/Effects/LaunchpadCover.qml

@@ -18,16 +18,15 @@ Item {
     z: (wrapper.z ?? 0) - 1
     anchors.fill: wrapper
 
-    WallpaperController {
-        id: wallpaperController
+    Wallpaper {
+        id: wallpaper
         output: root.output
-        lock: true
-        type: mapped ? WallpaperController.Scale : WallpaperController.Normal
+        workspace: Helper.workspace.current
     }
 
     ShaderEffectSource {
-        id: wallpaper
-        sourceItem: wallpaperController.proxy
+        id: wallpaperSource
+        sourceItem: wallpaper
         recursive: true
         live: true
         smooth: true
@@ -38,14 +37,14 @@ Item {
             State {
                 name: "Normal"
                 PropertyChanges {
-                    target: wallpaper
+                    target: wallpaperSource
                     scale: 1
                 }
             },
             State {
                 name: "Scale"
                 PropertyChanges {
-                    target: wallpaper
+                    target: wallpaperSource
                     scale: 1.4
                 }
             }
@@ -75,7 +74,7 @@ Item {
 
     Blur {
         anchors.fill: parent
-        z: wallpaper.z + 1
+        z: wallpaperSource.z + 1
     }
 
     Rectangle {
@@ -92,4 +91,8 @@ Item {
             easing.type: Easing.OutExpo
         }
     }
+
+    onMappedChanged: {
+        Helper.setLaunchpadMapped(root.output, root.mapped)
+    }
 }

src/core/qml/PrimaryOutput.qml

@@ -9,7 +9,6 @@ import Treeland
 OutputItem {
     id: rootOutputItem
     readonly property OutputViewport screenViewport: outputViewport
-    property alias wallpaperVisible: wallpaper.visible
     property bool forceSoftwareCursor: false
 
     devicePixelRatio: output?.scale ?? devicePixelRatio
@@ -102,8 +101,6 @@ OutputItem {
             output: rootOutputItem.output
             workspace: Helper.workspace.current
             anchors.fill: parent
-            fillMode: Image.PreserveAspectCrop
-            retainWhileLoading: true
             clip: true
 
             states: [
@@ -121,6 +118,13 @@ OutputItem {
                         scale: 1.4
                     }
                 },
+                State {
+                    name: "ScaleTo1.2"
+                    PropertyChanges {
+                        target: wallpaper
+                        scale: 1.2
+                    }
+                },
                 State {
                     name: "ScaleWithoutAnimation"
                     PropertyChanges {
@@ -149,6 +153,15 @@ OutputItem {
                         easing.type: Easing.OutExpo
                     }
                 },
+                Transition {
+                    from: "*"
+                    to: "ScaleTo1.2"
+                    PropertyAnimation {
+                        property: "scale"
+                        duration: 1000
+                        easing.type: Easing.OutExpo
+                    }
+                },
                 Transition {
                     from: "*"
                     to: "ScaleWithoutAnimation"
@@ -158,6 +171,36 @@ OutputItem {
                     }
                 }
             ]
+
+            Connections {
+                target: Helper
+                function onLaunchpadMappedChanged(output, mapped) {
+                    if (output !== rootOutputItem.output) {
+                        return;
+                    }
+
+                    wallpaper.state = mapped ? "Scale" : "Normal"
+                }
+
+                function onShowDesktopRequested(output) {
+                    if (output !== rootOutputItem.output) {
+                        return;
+                    }
+
+                    wallpaper.state = "Normal"
+                    wallpaper.play = true
+                    wallpaper.slowDown()
+                }
+
+                function onStartLockscreened(output, showAnimation) {
+                    if (output !== rootOutputItem.output) {
+                        return;
+                    }
+
+                    wallpaper.play = false
+                    wallpaper.state = showAnimation ? "ScaleTo1.2" : "ScaleWithoutAnimation"
+                }
+            }
         }
     }
 

src/core/qml/WorkspaceSwitcher.qml

@@ -27,13 +27,6 @@ Item {
             width: output.outputItem.width
             height: output.outputItem.height
 
-            WallpaperController {
-                id: wpCtrl
-                output: animationDelegate.output.outputItem.output
-                type: WallpaperController.Normal
-                lock: true
-            }
-
             Row {
                 x: - Helper.workspace.animationController.viewportPos * animationDelegate.localAnimationScaleFactor
                 spacing: Helper.workspace.animationController.refGap * animationDelegate.localAnimationScaleFactor
@@ -44,12 +37,11 @@ Item {
                         height: animationDelegate.output.outputItem.height
                         id: workspaceDelegate
                         required property WorkspaceModel workspace
-                        ShaderEffectSource {
-                            id: wallpaperShot
-                            sourceItem: wpCtrl.proxy
-                            hideSource: false
-                            anchors.fill: parent
+                        Wallpaper {
+                            workspace: workspaceDelegate.workspace
+                            output: animationDelegate.output.outputItem.output
                         }
+
                         WorkspaceProxy {
                             workspace: workspaceDelegate.workspace
                             output: animationDelegate.output

src/core/shellhandler.cpp

@@ -12,11 +12,13 @@
 #include "rootsurfacecontainer.h"
 #include "seat/helper.h"
 #include "surface/surfacewrapper.h"
 #include "treelandconfig.hpp"
 #include "treelanduserconfig.hpp"
 #include "workspace/workspace.h"
+#include "session/session.h"
+#include "wallpapershellinterfacev1.h"
 
 #include <xcb/xcb.h>
 
 #include <winputmethodhelper.h>
 #include <winputpopupsurface.h>
@@ -248,6 +250,15 @@
     connect(m_layerShell, &WLayerShell::surfaceRemoved, this, &ShellHandler::onLayerSurfaceRemoved);
 }
 
+void ShellHandler::initWallpaperShell(Waylib::Server::WServer *server)
+{
+    Q_ASSERT_X(!m_wallpaperShell, Q_FUNC_INFO, "Only init once!");
+    m_wallpaperShell = server->attach<TreelandWallpaperShellInterfaceV1>(m_wallpaperShell);
+    if (qEnvironmentVariableIsSet("DDM_DISPLAY_MANAGER")) {
+        m_wallpaperShell->setFilter([this](WClient *client) { return Helper::instance()->sessionManager()->isDDEUserClient(client); });
+    }
+}
+
 WXWayland *ShellHandler::createXWayland(WServer *server,
                                         WSeat *seat,
                                         qw_compositor *compositor,

src/core/shellhandler.h

@@ -55,6 +55,8 @@ QT_END_NAMESPACE
 
 class AppIdResolverManager; // forward declare new protocol manager
 class WindowConfigStore;    // forward declare config store
+class TreelandWallpaperShellInterfaceV1;
+class TreelandWallpaperSurfaceInterfaceV1;
 
 class ShellHandler : public QObject
 {
@@ -68,6 +70,7 @@ class ShellHandler : public QObject
     void createComponent(QmlEngine *engine);
     void initXdgShell(WAYLIB_SERVER_NAMESPACE::WServer *server);
     void initLayerShell(WAYLIB_SERVER_NAMESPACE::WServer *server);
+    void initWallpaperShell(WAYLIB_SERVER_NAMESPACE::WServer *server);
     [[nodiscard]] WAYLIB_SERVER_NAMESPACE::WXWayland *createXWayland(
         WAYLIB_SERVER_NAMESPACE::WServer *server,
         WAYLIB_SERVER_NAMESPACE::WSeat *seat,
@@ -79,6 +82,9 @@ class ShellHandler : public QObject
                                WAYLIB_SERVER_NAMESPACE::WSeat *seat);
 
     WAYLIB_SERVER_NAMESPACE::WXWayland *defaultXWaylandSocket() const;
+    TreelandWallpaperShellInterfaceV1 *wallpaperShell() const {
+        return m_wallpaperShell;
+    }
 Q_SIGNALS:
     void surfaceWrapperAdded(SurfaceWrapper *wrapper);
     void surfaceWrapperAboutToRemove(SurfaceWrapper *wrapper);
@@ -129,6 +135,7 @@ private Q_SLOTS:
 
     WAYLIB_SERVER_NAMESPACE::WXdgShell *m_xdgShell = nullptr;
     WAYLIB_SERVER_NAMESPACE::WLayerShell *m_layerShell = nullptr;
+    TreelandWallpaperShellInterfaceV1 *m_wallpaperShell = nullptr;
     WAYLIB_SERVER_NAMESPACE::WInputMethodHelper *m_inputMethodHelper = nullptr;
     QList<WAYLIB_SERVER_NAMESPACE::WXWayland *> m_xwaylands;
 

src/modules/wallpaper/wallpapershellinterfacev1.cpp

@@ -1,8 +1,9 @@
 // Copyright (C) 2026 UnionTech Software Technology Co., Ltd.
 // SPDX-License-Identifier: Apache-2.0 OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
+#include "wallpapersurface.h"
 #include "wallpapershellinterfacev1.h"
 #include "qwayland-server-treeland-wallpaper-shell-unstable-v1.h"
 
 #include <qwcompositor.h>
 #include <qwdisplay.h>
@@ -18,6 +19,7 @@
     wl_global *global() const;
 
     TreelandWallpaperShellInterfaceV1 *q = nullptr;
+    QList<QString> producedWallpapers;
 
 protected:
     void treeland_wallpaper_shell_v1_destroy_global() override;
@@ -58,6 +60,7 @@
         return;
     }
 
+    producedWallpapers.append(file_source);
     wl_resource *surfaceResource = wl_resource_create(resource->client(),
                                                       &treeland_wallpaper_surface_v1_interface,
                                                       resource->version(),
@@ -70,8 +73,9 @@
     auto wallpaperSurface = new TreelandWallpaperSurfaceInterfaceV1(surface, file_source, surfaceResource);
     s_wallpaperSurfaces.append(wallpaperSurface);
 
-    QObject::connect(wallpaperSurface, &QObject::destroyed, [wallpaperSurface]() {
+    QObject::connect(wallpaperSurface, &QObject::destroyed, [wallpaperSurface, this]() {
         s_wallpaperSurfaces.removeOne(wallpaperSurface);
+        producedWallpapers.removeOne(wallpaperSurface->source());
     });
 
     Q_EMIT q->wallpaperSurfaceAdded(wallpaperSurface);
@@ -83,6 +87,11 @@
 {
 }
 
+QList<QString> TreelandWallpaperShellInterfaceV1::producedWallpapers() const
+{
+    return d->producedWallpapers;
+}
+
 TreelandWallpaperShellInterfaceV1::~TreelandWallpaperShellInterfaceV1() = default;
 
 void TreelandWallpaperShellInterfaceV1::create(WServer *server)
@@ -116,6 +125,7 @@
     TreelandWallpaperSurfaceInterfaceV1 *q;
     wl_resource *surfaceResource = nullptr;
     wl_resource *resource = nullptr;
+    WallpaperSurface *surface = nullptr;
     QString wallpaperSource;
 
 protected:
@@ -198,9 +208,24 @@
     return nullptr;
 }
 
+void TreelandWallpaperSurfaceInterfaceV1::setPlay(bool value)
+{
+    if (value) {
+        d->send_play();
+    } else {
+        d->send_pause();
+    }
+}
+
+void TreelandWallpaperSurfaceInterfaceV1::slowDown()
+{
+    d->send_slow_down(3000);
+}
+
 TreelandWallpaperSurfaceInterfaceV1::TreelandWallpaperSurfaceInterfaceV1(wl_resource *surface,
                                                                          const QString &source,
                                                                          wl_resource *resource)
     : d(new TreelandWallpaperSurfaceInterfaceV1Private(this, source, surface, resource))
 {
+    d->surface = new WallpaperSurface(this, this);
 }

src/modules/wallpaper/wallpapershellinterfacev1.h

@@ -23,6 +23,7 @@ class TreelandWallpaperShellInterfaceV1 : public QObject , public WServerInterfa
     ~TreelandWallpaperShellInterfaceV1() override;
 
     static constexpr int InterfaceVersion = 1;
+    QList<QString> producedWallpapers() const;
 
 Q_SIGNALS:
     void wallpaperSurfaceAdded(TreelandWallpaperSurfaceInterfaceV1 *interface);
@@ -50,6 +51,8 @@ class TreelandWallpaperSurfaceInterfaceV1 : public QObject
 
     static TreelandWallpaperSurfaceInterfaceV1 *get(WSurface *surface);
     static TreelandWallpaperSurfaceInterfaceV1 *get(const QString &source);
+    void setPlay(bool value);
+    void slowDown();
 
 Q_SIGNALS:
     void failed(uint32_t error);