[Qt6] More Qt6, goodbye Qt4

.github/workflows/build.yml

@@ -1,13 +1,19 @@
-name: 🧪Qt 5 linux build
+name: 🧪 Linux build
 
 on:
   push:
+    branches:
+      - main
   pull_request:
     branches:
       - main
 
 jobs:
   build:
+    strategy:
+      matrix:
+        qt_version: [5, 6]
+
     runs-on: ubuntu-latest
 
     steps:
@@ -16,41 +22,56 @@ jobs:
 
       - name: Get deps
         run: |
+          if [ "${{ matrix.qt_version }}" -eq 6 ]; then
+              QT_PACKAGES="qt6-base-dev \
+                qtkeychain-qt6-dev \
+                qt6-webengine-dev \
+                qt6-webengine-dev-tools \
+                libglx-dev \
+                libgl1-mesa-dev"
+          else
+              QT_PACKAGES="qtbase5-dev \
+                qt5keychain-dev \
+                qtscript5-dev \
+                qtwebengine5-dev"
+          fi
           sudo apt-get install \
             cmake \
             ninja-build \
             clang \
-            qtbase5-dev \
-            qt5keychain-dev \
-            qtscript5-dev \
-            qtwebengine5-dev
+            ${QT_PACKAGES}
+
 
       - name: Build
         run: |
-          mkdir -p build
-          cd build
+          if [ "${{ matrix.qt_version }}" -eq 6 ]; then
+              CMAKE_QT_OPTION="o2_WITH_QT6:BOOL=ON"
+          else
+              CMAKE_QT_OPTION="o2_WITH_QT6:BOOL=OFF"
+          fi
           cmake -GNinja \
-          -Do2_BUILD_EXAMPLES:BOOL=ON \
-          -Do2_WITH_TESTS=ON \
-          -Do2_SHOW_TRACE:BOOL=ON \
-          -Do2_WITH_DROPBOX:BOOL=ON \
-          -Do2_WITH_FACEBOOK:BOOL=ON \
-          -Do2_WITH_FLICKR:BOOL=ON \
-          -Do2_WITH_GOOGLE:BOOL=ON \
-          -Do2_WITH_HUBIC:BOOL=ON \
-          -Do2_WITH_KEYCHAIN:BOOL=ON \
-          -Do2_WITH_MSGRAPH:BOOL=ON \
-          -Do2_WITH_OAUTH1:BOOL=ON \
-          -Do2_WITH_QT5:BOOL=ON \
-          -Do2_WITH_SKYDRIVE:BOOL=ON \
-          -Do2_WITH_SMUGMUG:BOOL=ON \
-          -Do2_WITH_SPOTIFY:BOOL=ON \
-          -Do2_WITH_SURVEYMONKEY:BOOL=ON \
-          -Do2_WITH_TWITTER:BOOL=ON \
-          -Do2_WITH_UBER:BOOL=ON \
-          -Do2_WITH_VIMEO:BOOL=ON \
-          ..
-          ninja
+            -Do2_BUILD_EXAMPLES:BOOL=ON \
+            -Do2_WITH_TESTS=ON \
+            -Do2_SHOW_TRACE:BOOL=ON \
+            -Do2_WITH_DROPBOX:BOOL=ON \
+            -Do2_WITH_FACEBOOK:BOOL=ON \
+            -Do2_WITH_FLICKR:BOOL=ON \
+            -Do2_WITH_GOOGLE:BOOL=ON \
+            -Do2_WITH_HUBIC:BOOL=ON \
+            -Do2_WITH_KEYCHAIN:BOOL=ON \
+            -Do2_WITH_MSGRAPH:BOOL=ON \
+            -Do2_WITH_OAUTH1:BOOL=ON \
+            -D${CMAKE_QT_OPTION} \
+            -Do2_WITH_SKYDRIVE:BOOL=ON \
+            -Do2_WITH_SMUGMUG:BOOL=ON \
+            -Do2_WITH_SPOTIFY:BOOL=ON \
+            -Do2_WITH_SURVEYMONKEY:BOOL=ON \
+            -Do2_WITH_TWITTER:BOOL=ON \
+            -Do2_WITH_UBER:BOOL=ON \
+            -Do2_WITH_VIMEO:BOOL=ON \
+            -S . \
+            -B build
+          cmake --build build
 
       - name: Run Tests
         run: |

.github/workflows/clang_static_analyzer/start.sh

@@ -32,7 +32,7 @@ scan-build -o scanbuildoutput -plist -v cmake -Do2_BUILD_EXAMPLES:BOOL=ON \
     -Do2_WITH_KEYCHAIN:BOOL=ON \
     -Do2_WITH_MSGRAPH:BOOL=ON \
     -Do2_WITH_OAUTH1:BOOL=ON \
-    -Do2_WITH_QT5:BOOL=ON \
+    -Do2_WITH_QT6:BOOL=OFF \
     -Do2_WITH_SKYDRIVE:BOOL=ON \
     -Do2_WITH_SMUGMUG:BOOL=ON \
     -Do2_WITH_SPOTIFY:BOOL=ON \

.github/workflows/codeql.yml

@@ -98,7 +98,7 @@ jobs:
             -Do2_WITH_KEYCHAIN:BOOL=ON \
             -Do2_WITH_MSGRAPH:BOOL=ON \
             -Do2_WITH_OAUTH1:BOOL=ON \
-            -Do2_WITH_QT5:BOOL=ON \
+            -Do2_WITH_QT6:BOOL=OFF \
             -Do2_WITH_SKYDRIVE:BOOL=ON \
             -Do2_WITH_SMUGMUG:BOOL=ON \
             -Do2_WITH_SPOTIFY:BOOL=ON \

.github/workflows/coverity-scan.yml

@@ -36,7 +36,7 @@ jobs:
             -Do2_WITH_KEYCHAIN:BOOL=ON \
             -Do2_WITH_MSGRAPH:BOOL=ON \
             -Do2_WITH_OAUTH1:BOOL=ON \
-            -Do2_WITH_QT5:BOOL=ON \
+            -Do2_WITH_QT6:BOOL=OFF \
             -Do2_WITH_SKYDRIVE:BOOL=ON \
             -Do2_WITH_SMUGMUG:BOOL=ON \
             -Do2_WITH_SPOTIFY:BOOL=ON \

.github/workflows/mac/install.sh

@@ -26,7 +26,7 @@ cmake -GNinja \
     -Do2_WITH_KEYCHAIN:BOOL=ON \
     -Do2_WITH_MSGRAPH:BOOL=ON \
     -Do2_WITH_OAUTH1:BOOL=ON \
-    -Do2_WITH_QT5:BOOL=ON \
+    -Do2_WITH_QT6:BOOL=OFF \
     -Do2_WITH_SKYDRIVE:BOOL=ON \
     -Do2_WITH_SMUGMUG:BOOL=ON \
     -Do2_WITH_SPOTIFY:BOOL=ON \

CMakeLists.txt

@@ -18,7 +18,7 @@ set(API_VERSION ${VER_MAJOR}.${VER_MINOR}.${API_VER_PATCH})
 
 project(o2 VERSION ${PROJECT_VERSION})
 
-option(o2_WITH_QT5 "Use Qt5" ON)
+option(o2_WITH_QT6 "Use Qt6" ON)
 
 set(o2_LIB_SUFFIX "" CACHE STRING "Suffix for install 'lib' directory, e.g. 64 for lib64")
 
@@ -89,14 +89,11 @@ if (o2_WITH_OAUTH1)
 endif()
 
 if(o2_WITH_KEYCHAIN)
-    if(o2_WITH_QT5)
-        find_package(Qt5Keychain CONFIG REQUIRED)
-    else()
+    if(o2_WITH_QT6)
         find_package(Qt6Keychain CONFIG REQUIRED)
+    else()
+        find_package(Qt5Keychain CONFIG REQUIRED)
     endif()
-
-    message("Found QTKeychain")
-
 endif(o2_WITH_KEYCHAIN)
 
 if(o2_WITH_TWITTER OR o2_WITH_DROPBOX OR o2_WITH_FLICKR OR o2_WITH_SMUGMUG)

examples/CMakeLists.txt

@@ -22,5 +22,7 @@ endif(o2_WITH_VIMEO)
 
 if (o2_WITH_MSGRAPH)
     add_subdirectory(msgraphdemo)
-    add_subdirectory(msgraphexternalinterceptordemo)
+    if (NOT o2_WITH_QT6) # Not yet completely updated to Qt6 compatibility, should not be too hard to do
+        add_subdirectory(msgraphexternalinterceptordemo)
+    endif (NOT o2_WITH_QT6)
 endif(o2_WITH_MSGRAPH)

examples/facebookdemo/CMakeLists.txt

@@ -6,21 +6,11 @@ set(CMAKE_AUTOMOC ON)
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 
-if(o2_WITH_QT5)
-    # Qt5 packages find their own dependencies.
-    find_package(Qt5Core    REQUIRED)
-    find_package(Qt5Widgets REQUIRED)
-    find_package(Qt5Script  REQUIRED)
-    find_package(Qt5Network REQUIRED)
-else(o2_WITH_QT5)
-    set(QT_USE_QTNETWORK true)
-    set(QT_USE_QTSCRIPT true)
-    find_package(Qt4 REQUIRED)
-endif(o2_WITH_QT5)
-
-if (NOT o2_WITH_QT5)
-    include( ${QT_USE_FILE} )
-endif(NOT o2_WITH_QT5)
+if(o2_WITH_QT6)
+    find_package(Qt6 COMPONENTS Core Widgets Network REQUIRED)
+else()
+    find_package(Qt5 COMPONENTS Core Widgets Script Network REQUIRED)
+endif()
 
 include_directories(${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR} "../../src" )
 
@@ -30,15 +20,7 @@ set(fb_SRCS
     fbdemo.h
 )
 
-if(NOT o2_WITH_QT5)
-    add_definitions(${QT4_DEFINITIONS})
-endif(NOT o2_WITH_QT5)
-
 add_executable( fbexample ${fb_SRCS} )
 
-if(o2_WITH_QT5)
-    target_link_libraries( fbexample Qt5::Core Qt5::Widgets Qt5::Network )
-    target_link_libraries( fbexample o2 )
-else(o2_WITH_QT5)
-    target_link_libraries( fbexample ${QT_LIBRARIES} o2 )
-endif(o2_WITH_QT5)
+target_link_libraries( fbexample Qt::Core Qt::Widgets Qt::Network )
+target_link_libraries( fbexample o2 )

examples/facebookexternalinterceptordemo/CMakeLists.txt

@@ -6,21 +6,11 @@ set(CMAKE_AUTOMOC ON)
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 
-if(o2_WITH_QT5)
-    # Qt5 packages find their own dependencies.
-    find_package(Qt5Core    REQUIRED)
-    find_package(Qt5Widgets REQUIRED)
-    find_package(Qt5Script  REQUIRED)
-    find_package(Qt5Network REQUIRED)
-else(o2_WITH_QT5)
-    set(QT_USE_QTNETWORK true)
-    set(QT_USE_QTSCRIPT true)
-    find_package(Qt4 REQUIRED)
-endif(o2_WITH_QT5)
-
-if (NOT o2_WITH_QT5)
-    include( ${QT_USE_FILE} )
-endif(NOT o2_WITH_QT5)
+if(o2_WITH_QT6)
+    find_package(Qt6 COMPONENTS Core Widgets Network REQUIRED)
+else()
+    find_package(Qt5 COMPONENTS Core Widgets Script Network REQUIRED)
+endif()
 
 include_directories(${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR} "../../src" )
 
@@ -29,15 +19,7 @@ set(fb_SRCS
     fbdemo.cpp
 )
 
-if(NOT o2_WITH_QT5)
-    add_definitions(${QT4_DEFINITIONS})
-endif(NOT o2_WITH_QT5)
-
 add_executable( fbexample ${fb_SRCS} )
 
-if(o2_WITH_QT5)
-    qt5_use_modules( fbexample Core Widgets Network )
-    target_link_libraries( fbexample o2 )
-else(o2_WITH_QT5)
-    target_link_libraries( fbexample ${QT_LIBRARIES} o2 )
-endif(o2_WITH_QT5)
+target_link_libraries( fbexample Qt::Core Qt::Widgets Qt::Network )
+target_link_libraries( fbexample o2 )

examples/msgraphdemo/CMakeLists.txt

@@ -6,21 +6,11 @@ set(CMAKE_AUTOMOC ON)
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 
-if(o2_WITH_QT5)
-    # Qt5 packages find their own dependencies.
-    find_package(Qt5Core    REQUIRED)
-    find_package(Qt5Gui     REQUIRED)
-    find_package(Qt5Network REQUIRED)
-    find_package(Qt5Widgets REQUIRED)
-else(o2_WITH_QT5)
-    set(QT_USE_QTNETWORK true)
-    set(QT_USE_QTSCRIPT true)
-    find_package(Qt4 REQUIRED)
-endif(o2_WITH_QT5)
-
-if (NOT o2_WITH_QT5)
-    include( ${QT_USE_FILE} )
-endif(NOT o2_WITH_QT5)
+if(o2_WITH_QT6)
+    find_package(Qt6 COMPONENTS Core Widgets Network REQUIRED)
+else()
+    find_package(Qt5 COMPONENTS Core Widgets Script Network REQUIRED)
+endif()
 
 include_directories(${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR} "../../src" )
 
@@ -30,15 +20,7 @@ set(msgraph_SRCS
     msgraphdemo.h
 )
 
-if(NOT o2_WITH_QT5)
-    add_definitions(${QT4_DEFINITIONS})
-endif(NOT o2_WITH_QT5)
-
 add_executable( msgraphexample ${msgraph_SRCS} )
 
-if(o2_WITH_QT5)
-    target_link_libraries( msgraphexample Qt5::Core Qt5::Gui Qt5::Network Qt5::Widgets )
-    target_link_libraries( msgraphexample o2 )
-else(o2_WITH_QT5)
-    target_link_libraries( msgraphexample ${QT_LIBRARIES} o2 )
-endif(o2_WITH_QT5)
+target_link_libraries( msgraphexample Qt::Core Qt::Widgets Qt::Network )
+target_link_libraries( msgraphexample o2 )

examples/msgraphdemo/msgraphdemo.cpp

@@ -4,7 +4,7 @@
 #include <QDesktopServices>
 #include <QMetaEnum>
 #include <QDebug>
-#include <QRegExp>
+#include <QRegularExpression>
 
 #include "msgraphdemo.h"
 #include "o0globals.h"
@@ -114,13 +114,13 @@ void MsgraphDemo::onFinished(int requestId, QNetworkReply::NetworkError error, Q
         return;
     }
 
-    QRegExp userPrincipalNameRE("\"userPrincipalName\":\"([^\"]+)\"");
-    if (userPrincipalNameRE.indexIn(reply) == -1) {
+    QRegularExpression userPrincipalNameRE("\"userPrincipalName\":\"([^\"]+)\"");
+    QRegularExpressionMatch match = userPrincipalNameRE.match(reply);
+    if (!match.hasMatch()) {
         qDebug() << "Can not parse reply:" << reply;
         emit userPrincipalNameFailed();
         return;
     }
-
-    qInfo() << "userPrincipalName: " << userPrincipalNameRE.cap(1);
+    qInfo() << "userPrincipalName: " << match.captured(0);
     emit userPrincipalNameReceived();
 }

examples/msgraphexternalinterceptordemo/CMakeLists.txt

@@ -7,23 +7,11 @@ set(CMAKE_AUTOUIC ON)
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 
-if(o2_WITH_QT5)
-    # Qt5 packages find their own dependencies.
-    find_package(Qt5Core    REQUIRED)
-    find_package(Qt5Widgets REQUIRED)
-    find_package(Qt5Script  REQUIRED)
-    find_package(Qt5Network REQUIRED)
-    find_package(Qt5WebEngine REQUIRED)
-    find_package(Qt5WebEngineWidgets REQUIRED)
-else(o2_WITH_QT5)
-    set(QT_USE_QTNETWORK true)
-    set(QT_USE_QTSCRIPT true)
-    find_package(Qt4 REQUIRED)
-endif(o2_WITH_QT5)
-
-if (NOT o2_WITH_QT5)
-    include( ${QT_USE_FILE} )
-endif(NOT o2_WITH_QT5)
+if(o2_WITH_QT6)
+    find_package(Qt6 COMPONENTS Core Widgets Network WebEngineCore WebEngineWidgets REQUIRED)
+else()
+    find_package(Qt5 COMPONENTS Core Widgets Script Network WebEngine WebEngineWidgets REQUIRED)
+endif()
 
 include_directories(${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR} "../../src" )
 
@@ -34,15 +22,7 @@ set(msgraph_SRCS
     webenginepage.cpp
 )
 
-if(NOT o2_WITH_QT5)
-    add_definitions(${QT4_DEFINITIONS})
-endif(NOT o2_WITH_QT5)
-
 add_executable( msgraphexternalinterceptorexample ${msgraph_SRCS} )
 
-if(o2_WITH_QT5)
-    target_link_libraries( msgraphexternalinterceptorexample Qt5::Core Qt5::Widgets Qt5::Network Qt5::WebEngine Qt5::WebEngineWidgets )
-    target_link_libraries( msgraphexternalinterceptorexample o2 )
-else(o2_WITH_QT5)
-    target_link_libraries( msgraphexternalinterceptorexample ${QT_LIBRARIES} o2 )
-endif(o2_WITH_QT5)
+target_link_libraries( msgraphexternalinterceptorexample Qt::Core Qt::Widgets Qt::Network Qt::WebEngineWidgets )
+target_link_libraries( msgraphexternalinterceptorexample o2 )