Adding double-click to server dialog and world select dialog

This resolves http://bugs.manasource.org/view.php?id=259

Reviewed-by: Thorbjorn

6 files changed, 46 insertions, 0 deletions

diff --git a/src/client.cpp b/src/client.cpp
index 66a1f28c..975e3e05 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -172,6 +172,22 @@ int get_elapsed_time(int start_time)
                 * MILLISECONDS_IN_A_TICK;
 }
 
+bool isDoubleClick(int selected)
+{
+    const Uint32 maximumDelay = 500;
+    static Uint32 lastTime = 0;
+    static int lastSelected = -1;
+
+    if (selected == lastSelected && lastTime + maximumDelay >= SDL_GetTicks())
+    {
+        lastTime = 0;
+        return true;
+    }
+
+    lastTime = SDL_GetTicks();
+    lastSelected = selected;
+    return false;
+}
 
 // This anonymous namespace hides whatever is inside from other modules.
 namespace {
diff --git a/src/client.h b/src/client.h
index aa650abe..429deb34 100644
--- a/src/client.h
+++ b/src/client.h
@@ -68,6 +68,12 @@ extern LoginData loginData;
 int get_elapsed_time(int start_time);
 
 /**
+ * Returns if this call and the last call were done for the same
+ * selected index and within a short time.
+ */
+bool isDoubleClick(int selected);
+
+/**
  * All client states.
  */
 enum State {
diff --git a/src/gui/serverdialog.cpp b/src/gui/serverdialog.cpp
index e377042a..d1eece56 100644
--- a/src/gui/serverdialog.cpp
+++ b/src/gui/serverdialog.cpp
@@ -430,6 +430,16 @@ void ServerDialog::valueChanged(const gcn::SelectionEvent &)
     mDeleteButton->setEnabled(myServer.save);
 }
 
+void ServerDialog::mouseClicked(gcn::MouseEvent &mouseEvent)
+{
+    if (mouseEvent.getSource() == mServersList &&
+        isDoubleClick(mServersList->getSelected()))
+    {
+        action(gcn::ActionEvent(mConnectButton,
+                                mConnectButton->getActionEventId()));
+    }
+}
+
 void ServerDialog::logic()
 {
     {
diff --git a/src/gui/serverdialog.h b/src/gui/serverdialog.h
index aae8b2e0..1eea6c92 100644
--- a/src/gui/serverdialog.h
+++ b/src/gui/serverdialog.h
@@ -135,6 +135,8 @@ class ServerDialog : public Window,
          */
         void valueChanged(const gcn::SelectionEvent &event);
 
+        void mouseClicked(gcn::MouseEvent &mouseEvent);
+
         void logic();
 
     protected:
diff --git a/src/gui/worldselectdialog.cpp b/src/gui/worldselectdialog.cpp
index 3219b83d..3207f394 100644
--- a/src/gui/worldselectdialog.cpp
+++ b/src/gui/worldselectdialog.cpp
@@ -137,3 +137,13 @@ void WorldSelectDialog::keyPressed(gcn::KeyEvent &keyEvent)
         action(gcn::ActionEvent(NULL, mChooseWorld->getActionEventId()));
     }
 }
+
+void WorldSelectDialog::mouseClicked(gcn::MouseEvent &mouseEvent)
+{
+    if (mouseEvent.getSource() == mWorldList &&
+        isDoubleClick(mWorldList->getSelected()))
+    {
+        action(gcn::ActionEvent(mChooseWorld,
+                                mChooseWorld->getActionEventId()));
+    }
+}
diff --git a/src/gui/worldselectdialog.h b/src/gui/worldselectdialog.h
index 2d4f0189..b51110b4 100644
--- a/src/gui/worldselectdialog.h
+++ b/src/gui/worldselectdialog.h
@@ -62,6 +62,8 @@ class WorldSelectDialog : public Window, public gcn::ActionListener,
 
         void keyPressed(gcn::KeyEvent &keyEvent);
 
+        void mouseClicked(gcn::MouseEvent &mouseEvent);
+
     private:
         WorldListModel *mWorldListModel;
         gcn::ListBox *mWorldList;