From b90787b3fd6cf859c80ddce0f1a2272c7565eec3 Mon Sep 17 00:00:00 2001
From: zautrix <zautrix>
Date: Wed, 16 Mar 2005 11:47:11 +0000
Subject: drag fix in agenda

---
diff --git a/korganizer/koagenda.cpp b/korganizer/koagenda.cpp
index ec81d44..e8b7c94 100644
--- a/korganizer/koagenda.cpp
+++ b/korganizer/koagenda.cpp
@@ -395,20 +395,26 @@ bool KOAgenda::eventFilter_mouse(QObject *object, QMouseEvent *me)
     }
     static int startX = 0;
     static int startY = 0;
-    static bool block = true;
+    static int blockmoveDist = ( QApplication::desktop()->width() < 480 ? 15 : 20 );
+    static bool blockMoving = true;
+    static bool leftMouseDown = false;
+    static bool rightMouseDown = false;
     switch (me->type())  {
     case QEvent::MouseButtonPress:
-        //qDebug("QEvent::MouseButtonPress: ");
-        //        kdDebug() << "koagenda: filtered button press" << endl;
+        if (me->button() == LeftButton) 
+            leftMouseDown = true;
+        else if (me->button() == RightButton) 
+            rightMouseDown = true;
+        blockMoving = true;
+        startX = viewportPos.x();
+        startY = viewportPos.y(); 
         if (object != viewport()) {
             if (me->button() == RightButton) {
                 mClickedItem = (KOAgendaItem *)object;
                 if (mClickedItem) {
                     selectItem(mClickedItem);
-                    // emit showIncidencePopupSignal(mClickedItem->incidence());
                 }
-                //mItemPopup->popup(QCursor::pos());
-            } else {
+            } else if (me->button() == LeftButton) {
                 mActionItem = (KOAgendaItem *)object;
                 if (mActionItem) {
                     if ( mSelectionHeight > 0 ) { 
@@ -426,20 +432,13 @@ bool KOAgenda::eventFilter_mouse(QObject *object, QMouseEvent *me)
                         mActionItem = 0;
                     } else {
                         startItemAction(viewportPos);
-                        startX = viewportPos.x();
-                        startY = viewportPos.y(); 
-                        block = true;
                     }
                 }
             }
-        } else {
+        } else { // ---------- viewport()
             selectItem(0);
             mActionItem = 0;
-            if (me->button() == RightButton ) {
-                blockNewEvent = true;
-                block = false;
-            } else {
-                blockNewEvent = false;
+            if (me->button() == LeftButton ) {
                 setCursor(arrowCursor);
                 startSelectAction(viewportPos);
             }
@@ -447,101 +446,94 @@ bool KOAgenda::eventFilter_mouse(QObject *object, QMouseEvent *me)
         break;
 
     case QEvent::MouseButtonRelease:
-        //qDebug("QEvent::MouseButtonRelease: %d",blockNewEvent );
-        if (me->button() == RightButton && blockNewEvent && !block) {
-            int x,y;
-            viewportToContents(viewportPos.x(),viewportPos.y(),x,y);
-            int gx,gy;
-            contentsToGrid(x,y,gx,gy);
-            if ( object == viewport() ) {
-                if (  mCurrentCellY < mStartCellY +1 ) {
-                    //qDebug("mCurrentCellY %d mStartCellY %d ", mCurrentCellY,mStartCellY);
+        if (object != viewport()) { 
+            if (me->button() == RightButton) {
+                if ( blockMoving ) {
+                    mClickedItem = (KOAgendaItem *)object;
+                    if (mActionItem ) {
+                        endItemAction();
+                    }
+                    leftMouseDown = false; // no more leftMouse computation
+                    if (mClickedItem) {
+                        selectItem(mClickedItem);
+                        emit showIncidencePopupSignal(mClickedItem->incidence());
+                    } 
+                }
+            } else if (me->button() == LeftButton && leftMouseDown) {
+                if (mActionItem) {  
+                    QPoint clipperPos = clipper()->mapFromGlobal(viewport()->mapToGlobal(viewportPos));
+                    //qDebug(" %d %d %d  ",clipperPos.y(),visibleHeight() , 9  );
+                    if ( mActionType == MOVE && (clipperPos.y() > visibleHeight()-2 ||clipperPos.y() < 0 ) ) {
+                        mScrollUpTimer.stop();
+                        mScrollDownTimer.stop();
+                        mActionItem->resetMove();
+                        placeSubCells( mActionItem );
+                        // emit startDragSignal( mActionItem->incidence() );
+                        setCursor( arrowCursor );
+                        mActionItem = 0;
+                        mActionType = NOP;
+                        mItemMoved = 0;
+                        return true;
+                    }
+                    endItemAction();
+                }
+            }
+            
+        } else { // ---------- viewport()
+            if (me->button() == RightButton) { //right click
+                if ( blockMoving ) { // we did mot moved the mouse much - popup menu
+                    if ( leftMouseDown ) { // we have a simulated right click - clear left mouse action
+                        endSelectAction( false ); // do not emit new event signal
+                        leftMouseDown = false; // no more leftMouse computation
+                    }
+                    int x,y;
+                    viewportToContents(viewportPos.x(),viewportPos.y(),x,y);
+                    int gx,gy;
+                    contentsToGrid(x,y,gx,gy); 
                     mCurrentCellX = gx;
                     mCurrentCellY = gy;
                     mStartCellX = gx;
                     mStartCellY = gy;
                     mNewItemPopup->popup( viewport()->mapToGlobal( me->pos() ) );
-                    break;
-                } else {
-                    blockNewEvent = false;
                 }
-            } else {
-                mClickedItem = (KOAgendaItem *)object;
-                if (mActionItem ) {
-                    endItemAction();
-                }
-                if (mClickedItem) {
-                    selectItem(mClickedItem);
-                    emit showIncidencePopupSignal(mClickedItem->incidence());
-                } 
-            }
-        } else if (me->button() == RightButton && block ) {
-            if (object != viewport()) {
-                mClickedItem = (KOAgendaItem *)object;
-                if (mActionItem ) {
-                    endItemAction();
-                }
-                if (mClickedItem) {
-                    selectItem(mClickedItem);
-                    emit showIncidencePopupSignal(mClickedItem->incidence());
-                } 
-            } 
-            break;
-        }
-        block = true;
-        if (mActionItem) {  
-            QPoint clipperPos = clipper()->mapFromGlobal(viewport()->mapToGlobal(viewportPos));
-            //qDebug(" %d %d %d  ",clipperPos.y(),visibleHeight() , 9  );
-            if ( mActionType == MOVE && (clipperPos.y() > visibleHeight()-2 ||clipperPos.y() < 0 ) ) {
-                mScrollUpTimer.stop();
-                mScrollDownTimer.stop();
-                mActionItem->resetMove();
-                placeSubCells( mActionItem );
-                // emit startDragSignal( mActionItem->incidence() );
-                setCursor( arrowCursor );
-                mActionItem = 0;
-                mActionType = NOP;
-                mItemMoved = 0;
-                return true;
             }
-            endItemAction();
-        } else   if ( mActionType == SELECT ) {
-            if (me->button() == RightButton ) {
-            } else {
-                endSelectAction( !blockNewEvent   );
+            else if (me->button() == LeftButton && leftMouseDown ) { //left click
+                endSelectAction( true ); // emit new event signal
             }
         }
+        if (me->button() == LeftButton) 
+            leftMouseDown = false;
+        else if (me->button() == RightButton) 
+            rightMouseDown = false;
         break;
 
     case QEvent::MouseMove:
+        if ( !rightMouseDown && !leftMouseDown )
+            return true;
+        if ( blockMoving ) {
+            int dX, dY; 
+            dX = startX - viewportPos.x();
+            if ( dX < 0   )
+                dX = -dX;
+            dY = viewportPos.y() - startY;
+            if ( dY < 0 )
+                dY = -dY;
+            //qDebug("%d %d %d ", dX, dY , blockmoveDist  );
+            if (  dX > blockmoveDist  || dY > blockmoveDist  ) {
+                blockMoving = false;
+            }
+        }
         if (object != viewport()) {
             KOAgendaItem *moveItem = (KOAgendaItem *)object;
-            //qDebug("moveItem %d ",moveItem );
-            if (!moveItem->incidence()->isReadOnly() /*&&
-                                                       !moveItem->incidence()->recurrence()->doesRecur()*/ )
+            if (!moveItem->incidence()->isReadOnly()  ) {
                 if (!mActionItem)
                     setNoActionCursor(moveItem,viewportPos);
                 else {
-                    if ( block ) {
-                        int dX, dY; 
-                        dX = startX - viewportPos.x();
-                        if ( dX < 0   )
-                            dX = -dX;
-                        dY = viewportPos.y() - startY;
-                        if ( dY < 0 )
-                            dY = -dY;
-                        int diff = 30;
-                        if ( QApplication::desktop()->width() < 480 )
-                            diff = 15;
-                        // qDebug(" %d %d ",dX, dY );
-                        if (  dX > diff  || dY > diff  ) {
-                            block = false;
-                        }
-                    }
-                    if ( !block )
+                    if ( !blockMoving )
                         performItemAction(viewportPos);
                 }
-        } else {
+            }
+        } else { // ---------- viewport()
             if ( mActionType == SELECT ) {
                 performSelectAction( viewportPos );
             }
@@ -569,7 +561,6 @@ bool KOAgenda::eventFilter_mouse(QObject *object, QMouseEvent *me)
     default:
         break;
     }
-
     return true;
 }
 
@@ -686,8 +677,10 @@ void KOAgenda::endSelectAction( bool emitNewEvent )
   mScrollDownTimer.stop();
   
   emit newTimeSpanSignal(mStartCellX,mStartCellY,mCurrentCellX,mCurrentCellY);
-  if ( emitNewEvent && mStartCellY < mCurrentCellY )
+  if ( emitNewEvent && mStartCellY < mCurrentCellY ) {
+      qDebug("ew event signal ");
       emit newEventSignal(mStartCellX,mStartCellY,mCurrentCellX,mCurrentCellY);
+  }
 }
 
 void KOAgenda::startItemAction(QPoint viewportPos)
diff --git a/korganizer/koagenda.h b/korganizer/koagenda.h
index 2069b22..f3f1772 100644
--- a/korganizer/koagenda.h
+++ b/korganizer/koagenda.h
@@ -210,7 +210,6 @@ class KOAgenda : public QScrollView
     virtual void contentsMousePressEvent ( QMouseEvent * );
 
   private:
-    bool blockNewEvent;
     void init();
     void marcus_bains();
     bool mAllDayMode;
--
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