revamp kdeconnect-handler to support full control by GUI

Current implementation of kdeconnect-handler did not support controlling the function of kdeconnect-handler completely through GUI.
This patch enables that by adding knobs to the GUI and doing necessary changes to the cpp.

urlhandler/CMakeLists.txt

@@ -9,6 +9,7 @@ target_link_libraries(kdeconnect-handler
     Qt5::Widgets
     KF5::CoreAddons
     KF5::I18n
+    KF5::KIOCore KF5::KIOFileWidgets KF5::KIOWidgets KF5::KIONTLM
 )
 
 install(TARGETS kdeconnect-handler ${INSTALL_TARGETS_DEFAULT_ARGS})

urlhandler/dialog.ui

@@ -7,16 +7,31 @@
     <x>0</x>
     <y>0</y>
     <width>420</width>
-    <height>104</height>
+    <height>138</height>
    </rect>
   </property>
+  <property name="sizePolicy">
+   <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+    <horstretch>0</horstretch>
+    <verstretch>0</verstretch>
+   </sizepolicy>
+  </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout">
      <item>
       <widget class="QLabel" name="label">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
        <property name="text">
-        <string>Device to open the url with:</string>
+        <string>Select device:</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
        </property>
        <property name="wordWrap">
         <bool>true</bool>
@@ -25,9 +40,52 @@
      </item>
     </layout>
    </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_4">
      <item>
       <widget class="QComboBox" name="devicePicker"/>
      </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_2">
+     <item>
+      <widget class="QRadioButton" name="sendUrlRadioButton">
+       <property name="text">
+        <string>Send URL</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QRadioButton" name="sendFileRadioButton">
+       <property name="text">
+        <string>Send File</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="urlHorizontalLayout"/>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_3">
+     <item>
+      <widget class="QCheckBox" name="openOnPeerCheckBox">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Minimum" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="text">
+        <string>Open on peer device</string>
+       </property>
+       <property name="checked">
+        <bool>false</bool>
+       </property>
+      </widget>
+     </item>
      <item>
       <widget class="QDialogButtonBox" name="buttonBox">
        <property name="orientation">
@@ -39,6 +97,8 @@
       </widget>
      </item>
     </layout>
+   </item>
+  </layout>
  </widget>
  <resources/>
  <connections>

urlhandler/kdeconnect-handler.cpp

@@ -11,9 +11,13 @@
 #include <QTextStream>
 #include <QUrl>
 #include <QDBusMessage>
+#include <QFileDialog>
+#include <QMessageBox>
+#include <QAbstractButton>
 
 #include <KAboutData>
 #include <KLocalizedString>
+#include <KUrlRequester>
 
 #include <dbushelper.h>
 
@@ -51,12 +55,9 @@ int main(int argc, char** argv)
         about.setupCommandLine(&parser);
         parser.process(app);
         about.processCommandLine(&parser);
-        if (parser.positionalArguments().count() != 1) {
+        if (parser.positionalArguments().count() == 1) {
-            parser.showHelp(1);
-            return 1;
-        }
-
             urlToShare = QUrl::fromUserInput(parser.positionalArguments().constFirst(), QDir::currentPath(), QUrl::AssumeLocalFile);
+        }
         open = parser.isSet(QStringLiteral("open"));
     }
 
@@ -71,9 +72,34 @@ int main(int argc, char** argv)
     Ui::Dialog uidialog;
     uidialog.setupUi(&dialog);
     uidialog.devicePicker->setModel(&proxyModel);
+    uidialog.openOnPeerCheckBox->setChecked(open);
+
+    KUrlRequester* urlRequester = new KUrlRequester(&dialog);
+    urlRequester->setStartDir(QUrl::fromLocalFile(QDir::homePath()));
+    uidialog.urlHorizontalLayout->addWidget(urlRequester);
+
+    QObject::connect(uidialog.sendUrlRadioButton, &QRadioButton::toggled, [&uidialog, urlRequester](const bool checked) {
+        if (checked) {
+            urlRequester->setPlaceholderText(i18n("Enter URL here"));
+            urlRequester->button()->setVisible(false);
+            uidialog.openOnPeerCheckBox->setVisible(false);
+        }
+    });
+
+    QObject::connect(uidialog.sendFileRadioButton, &QAbstractButton::toggled, [&uidialog, urlRequester](const bool checked) {
+        if (checked) {
+            urlRequester->setPlaceholderText(i18n("Enter file location here"));
+            urlRequester->button()->setVisible(true);
+            uidialog.openOnPeerCheckBox->setVisible(true);
+        }
+    });
+
+    if (!urlToShare.isEmpty()) {
+        uidialog.sendUrlRadioButton->setVisible(false);
+        uidialog.sendFileRadioButton->setVisible(false);
+        urlRequester->setVisible(false);
 
         QString displayUrl;
-
         if (urlToShare.scheme() == QLatin1String("tel")) {
             displayUrl = urlToShare.toDisplayString(QUrl::RemoveScheme);
             uidialog.label->setText(i18n("Device to call %1 with:", displayUrl));
@@ -88,10 +114,21 @@ int main(int argc, char** argv)
             uidialog.label->setText(i18n("Device to send %1 to:", displayUrl));
         }
 
-    dialog.setWindowTitle(displayUrl);
+    }
+
+    if (open || urlToShare.isLocalFile()) {
+        uidialog.sendFileRadioButton->setChecked(true);
+        urlRequester->setUrl(QUrl(urlToShare.toLocalFile()));
+
+    } else {
+        uidialog.sendUrlRadioButton->setChecked(true);
+        urlRequester->setUrl(urlToShare);
+    }
+
 
     if (dialog.exec() == QDialog::Accepted) {
-        QUrl url = urlToShare;
+        const QUrl url = urlRequester->url();
+        open = uidialog.openOnPeerCheckBox->isChecked();
         const int currentDeviceIndex = uidialog.devicePicker->currentIndex();
         if(!url.isEmpty() && currentDeviceIndex >= 0) {
             const QString device = proxyModel.index(currentDeviceIndex, 0).data(DevicesModel::IdModelRole).toString();
@@ -102,7 +139,9 @@ int main(int argc, char** argv)
             blockOnReply(DBusHelper::sessionBus().asyncCall(msg));
             return 0;
         } else {
-            QTextStream(stderr) << (i18n("Couldn't share %1", url.toString())) << endl;
+            QMessageBox::critical(nullptr, description,
+                                i18n("Couldn't share %1", url.toString())
+                                );
             return 1;
         }
     } else {