Implementing app launch and app surface control workflow. Using WindowManager to...

[staging/HomeScreen.git] / HomeScreen / src / layouthandler.cpp

diff --git a/HomeScreen/src/layouthandler.cpp b/HomeScreen/src/layouthandler.cpp
new file mode 100644 (file)
index 0000000..a4d0f91
--- /dev/null
+++ b/HomeScreen/src/layouthandler.cpp
@@ -0,0 +1,180 @@
+#include "layouthandler.h"
+
+LayoutHandler::LayoutHandler(QObject *parent) :
+    QObject(parent),
+    mp_dBusWindowManagerProxy(0),
+    mp_dBusPopupProxy(0),
+    m_visibleApps(),
+    m_invisibleApps(),
+    m_requestsToBeVisibleApps()
+{
+    qDBusRegisterMetaType<SimplePoint>();
+    qDBusRegisterMetaType<QList<SimplePoint> >();
+    qDBusRegisterMetaType<SimpleRect>();
+    qDBusRegisterMetaType<QList<SimpleRect> >();
+
+    qDebug("D-Bus: connect to org.agl.windowmanager /windowmanager");
+    mp_dBusWindowManagerProxy = new org::agl::windowmanager("org.agl.windowmanager",
+                                              "/windowmanager",
+                                              QDBusConnection::sessionBus(),
+                                              0);
+    qDebug("D-Bus: connect to org.agl.homescreen /Popup");
+    mp_dBusPopupProxy = new org::agl::popup("org.agl.homescreen",
+                                              "/Popup",
+                                              QDBusConnection::sessionBus(),
+                                              0);
+}
+
+LayoutHandler::~LayoutHandler()
+{
+    delete mp_dBusPopupProxy;
+    delete mp_dBusWindowManagerProxy;
+}
+
+void LayoutHandler::setUpLayers()
+{
+    qDebug("setUpLayers");
+    QList<SimpleRect> surfaceAreas;
+    SimpleRect surfaceArea;
+
+    const int SCREEN_WIDTH = 1080;
+    const int SCREEN_HEIGHT = 1080;
+
+    const int STATUSBAR_HEIGHT = 60;
+    const int STATUSBAR_WIDTH = SCREEN_WIDTH;
+    const int STATUSBAR_X = 0;
+    const int STATUSBAR_Y = 0;
+    const int CONTROLBAR_HEIGHT = 60;
+    const int CONTROLBAR_WIDTH = SCREEN_WIDTH;
+    const int CONTROLBAR_X = 0;
+    const int CONTROLBAR_Y = SCREEN_HEIGHT - CONTROLBAR_HEIGHT;
+
+
+    // layout 1:
+    // one app surface, statusbar, control bar
+    surfaceArea.x = 0;
+    surfaceArea.y = STATUSBAR_HEIGHT;
+    surfaceArea.width = SCREEN_WIDTH;
+    surfaceArea.height = SCREEN_HEIGHT - STATUSBAR_HEIGHT - CONTROLBAR_HEIGHT;
+
+    surfaceAreas.append(surfaceArea);
+
+    mp_dBusWindowManagerProxy->addLayout(1, "one app", surfaceAreas);
+
+
+    surfaceAreas.clear();
+
+    // layout 2:
+    // two app surfaces (one on top of the other), statusbar, control bar
+
+    // top surface
+    surfaceArea.x = 0;
+    surfaceArea.y = STATUSBAR_HEIGHT;
+    surfaceArea.width = SCREEN_WIDTH;
+    surfaceArea.height = (SCREEN_HEIGHT - STATUSBAR_HEIGHT - CONTROLBAR_HEIGHT) / 2;
+
+    surfaceAreas.append(surfaceArea);
+
+    // bottom surface
+    surfaceArea.x = 0;
+    surfaceArea.y = STATUSBAR_HEIGHT / 2;
+    surfaceArea.width = SCREEN_WIDTH;
+    surfaceArea.height = (SCREEN_HEIGHT - STATUSBAR_HEIGHT - CONTROLBAR_HEIGHT) / 2;
+
+    surfaceAreas.append(surfaceArea);
+
+    mp_dBusWindowManagerProxy->addLayout(2, "top on bottom", surfaceAreas);
+
+
+    surfaceAreas.clear();
+
+    // layout 3:
+    // two app surfaces (one besides the other), statusbar, control bar
+
+    // left surface
+    surfaceArea.x = 0;
+    surfaceArea.y = STATUSBAR_HEIGHT;
+    surfaceArea.width = SCREEN_WIDTH / 2;
+    surfaceArea.height = SCREEN_HEIGHT - STATUSBAR_HEIGHT - CONTROLBAR_HEIGHT;
+
+    surfaceAreas.append(surfaceArea);
+
+    // right surface
+    surfaceArea.x = SCREEN_WIDTH / 2;
+    surfaceArea.y = STATUSBAR_HEIGHT;
+    surfaceArea.width = SCREEN_WIDTH / 2;
+    surfaceArea.height = SCREEN_HEIGHT - STATUSBAR_HEIGHT - CONTROLBAR_HEIGHT;
+
+    surfaceAreas.append(surfaceArea);
+
+    mp_dBusWindowManagerProxy->addLayout(3, "side by side", surfaceAreas);
+
+}
+
+void LayoutHandler::makeMeVisible(int pid)
+{
+    qDebug("makeMeVisible %d", pid);
+    m_requestsToBeVisibleApps.append(pid);
+
+    qDebug("m_visibleApps %d", m_visibleApps.size());
+    qDebug("m_invisibleApps %d", m_invisibleApps.size());
+    qDebug("m_requestsToBeVisibleApps %d", m_requestsToBeVisibleApps.size());
+
+    QList<int> availableLayouts = mp_dBusWindowManagerProxy->getAvailableLayouts(m_visibleApps.size() + m_requestsToBeVisibleApps.size());
+    if (0 == availableLayouts.size())
+    {
+        // no layout fits the need!
+        // replace the last app
+        qDebug("no layout fits the need!");
+        qDebug("replace the last app");
+
+        m_invisibleApps.append(m_visibleApps.last());
+        m_visibleApps.removeLast();
+
+        for (int i = 0; i < m_visibleApps.size(); ++i)
+        {
+            mp_dBusWindowManagerProxy->setSurfaceToLayoutArea(i, i);
+        }
+    }
+    if (1 == availableLayouts.size())
+    {
+        // switch to new layout
+        qDebug("switch to new layout %d", availableLayouts.at(0));
+        m_visibleApps.append(m_requestsToBeVisibleApps);
+        m_requestsToBeVisibleApps.clear();
+
+        mp_dBusWindowManagerProxy->setLayoutById(availableLayouts.at(0));
+        for (int i = 0; i < m_visibleApps.size(); ++i)
+        {
+            mp_dBusWindowManagerProxy->setSurfaceToLayoutArea(i, i);
+        }
+    }
+    if (1 < availableLayouts.size())
+    {
+        // more than one layout possible! Ask user.
+        qDebug("more than one layout possible! Ask user.");
+
+        QStringList choices;
+        for (int i = 0; i < availableLayouts.size(); ++i)
+        {
+            choices.append(mp_dBusWindowManagerProxy->getLayoutName(availableLayouts.at(i)));
+        }
+
+        mp_dBusPopupProxy->showPopupComboBox("Select Layout", choices);
+
+    }
+}
+
+void LayoutHandler::setLayoutByName(QString layoutName)
+{
+    // switch to new layout
+    qDebug("setLayout: switch to new layout %s", layoutName.toStdString().c_str());
+    m_visibleApps.append(m_requestsToBeVisibleApps);
+    m_requestsToBeVisibleApps.clear();
+
+    mp_dBusWindowManagerProxy->setLayoutByName(layoutName);
+    for (int i = 0; i < m_visibleApps.size(); ++i)
+    {
+        mp_dBusWindowManagerProxy->setSurfaceToLayoutArea(i, i);
+    }
+}