custom push button

apps/opencs/CMakeLists.txt

@@ -69,7 +69,7 @@ opencs_units_noqt (view/world
     )
 
 opencs_units (view/widget
-    scenetoolbar scenetool scenetoolmode
+    scenetoolbar scenetool scenetoolmode pushbutton
     )
 
 opencs_units (view/render

apps/opencs/view/widget/pushbutton.cpp

@@ -0,0 +1,29 @@
+
+#include "pushbutton.hpp"
+
+#include <QMouseEvent>
+#include <QKeyEvent>
+
+void CSVWidget::PushButton::keyPressEvent (QKeyEvent *event)
+{
+    if (event->key()!=Qt::Key_Shift)
+        mKeepOpen = false;
+
+    QPushButton::keyPressEvent (event);
+}
+
+void CSVWidget::PushButton::mouseReleaseEvent (QMouseEvent *event)
+{
+    mKeepOpen = event->button()==Qt::LeftButton && (event->modifiers() & Qt::ShiftModifier);
+    QPushButton::mouseReleaseEvent (event);
+}
+
+CSVWidget::PushButton::PushButton (const QIcon& icon, const QString& text, QWidget *parent)
+: QPushButton (icon, text, parent), mKeepOpen (false)
+{
+}
+
+bool CSVWidget::PushButton::hasKeepOpen() const
+{
+    return mKeepOpen;
+}

apps/opencs/view/widget/pushbutton.hpp

@@ -0,0 +1,28 @@
+#ifndef CSV_WIDGET_PUSHBUTTON_H
+#define CSV_WIDGET_PUSHBUTTON_H
+
+#include <QPushButton>
+
+namespace CSVWidget
+{
+    class PushButton : public QPushButton
+    {
+            Q_OBJECT
+
+            bool mKeepOpen;
+
+        protected:
+
+            virtual void keyPressEvent (QKeyEvent *event);
+
+            virtual void mouseReleaseEvent (QMouseEvent *event);
+
+        public:
+
+            PushButton (const QIcon& icon, const QString& text, QWidget *parent = 0);
+
+            bool hasKeepOpen() const;
+    };
+}
+
+#endif

apps/opencs/view/widget/scenetoolmode.cpp

@@ -6,6 +6,7 @@
 #include <QSignalMapper>
 
 #include "scenetoolbar.hpp"
+#include "pushbutton.hpp"
 
 CSVWidget::SceneToolMode::SceneToolMode (SceneToolbar *parent)
 : SceneTool (parent), mButtonSize (parent->getButtonSize()), mIconSize (parent->getIconSize())
@@ -27,7 +28,7 @@ void CSVWidget::SceneToolMode::showPanel (const QPoint& position)
 
 void CSVWidget::SceneToolMode::addButton (const std::string& icon, const std::string& id)
 {
-    QPushButton *button = new QPushButton (QIcon (QPixmap (icon.c_str())), "", mPanel);
+    PushButton *button = new PushButton (QIcon (QPixmap (icon.c_str())), "", mPanel);
     button->setSizePolicy (QSizePolicy (QSizePolicy::Fixed, QSizePolicy::Fixed));
     button->setIconSize (QSize (mIconSize, mIconSize));
     button->setFixedSize (mButtonSize, mButtonSize);
@@ -44,12 +45,13 @@ void CSVWidget::SceneToolMode::addButton (const std::string& icon, const std::st
 
 void CSVWidget::SceneToolMode::selected()
 {
-    std::map<QPushButton *, std::string>::const_iterator iter =
-        mButtons.find (dynamic_cast<QPushButton *> (sender()));
+    std::map<PushButton *, std::string>::const_iterator iter =
+        mButtons.find (dynamic_cast<PushButton *> (sender()));
 
     if (iter!=mButtons.end())
     {
-        mPanel->hide();
+        if (!iter->first->hasKeepOpen())
+            mPanel->hide();
 
         setIcon (iter->first->icon());
         emit modeChanged (iter->second);

apps/opencs/view/widget/scenetoolmode.hpp

@@ -10,6 +10,7 @@ class QHBoxLayout;
 namespace CSVWidget
 {
     class SceneToolbar;
+    class PushButton;
 
     ///< \brief Mode selector tool
     class SceneToolMode : public SceneTool
@@ -18,7 +19,7 @@ namespace CSVWidget
 
             QWidget *mPanel;
             QHBoxLayout *mLayout;
-            std::map<QPushButton *, std::string> mButtons; // widget, id
+            std::map<PushButton *, std::string> mButtons; // widget, id
             int mButtonSize;
             int mIconSize;