subtle bug solved: no response to the first left click command after opening a dialog box (after an item edition, for instance)

change_log.txt

@@ -5,6 +5,13 @@ Started 2007-June-11
 Please add newer entries at the top, list the date and your name with
 email address.
 
+
+2008-Aug-26 UPDATE   Jean-Pierre Charras <jean-pierre.charras@inpg.fr>
+================================================================================
++all:
+    subtle bug solved: no response to the first left click command after opening a dialog box
+    (after an item edition, for instance)
+
 2008-Aug-22 UPDATE   Jean-Pierre Charras <jean-pierre.charras@inpg.fr>
 ================================================================================
 +eeschema:

share/drawpanel.cpp

@@ -24,6 +24,16 @@
 // Local defines
 #define CURSOR_SIZE 12           // Cursor size in pixels
 
+// Locad variables
+
+/* Used to inhibit a response to a mouse left button release, after a double click
+ * (when releasing the left button at the end of the second click
+ * Used in eeschema to inhibit a mouse left release command when switching between
+ * hierarchical sheets on a double click
+ */
+static bool s_IgnoreNextLeftButtonRelease = false;
+
+
 // Events used by WinEDA_DrawPanel
 BEGIN_EVENT_TABLE( WinEDA_DrawPanel, wxScrolledWindow )
 EVT_LEAVE_WINDOW( WinEDA_DrawPanel::OnMouseLeaving )
@@ -289,8 +299,8 @@ bool WinEDA_DrawPanel::IsPointOnDisplay( wxPoint ref_pos )
 
 void WinEDA_DrawPanel::PostDirtyRect( EDA_Rect aRect )
 {
-    D(printf("1) PostDirtyRect( x=%d, y=%d, width=%d, height=%d)\n",
+    D( printf( "1) PostDirtyRect( x=%d, y=%d, width=%d, height=%d)\n",
-             aRect.m_Pos.x, aRect.m_Pos.y, aRect.m_Size.x, aRect.m_Size.y );)
+               aRect.m_Pos.x, aRect.m_Pos.y, aRect.m_Size.x, aRect.m_Size.y ); )
 
     // Convert the rect coordinates and size to pixels (make a draw clip box):
     ConvertPcbUnitsToPixelsUnits( &aRect );
@@ -302,8 +312,8 @@ void WinEDA_DrawPanel::PostDirtyRect( EDA_Rect aRect )
     aRect.m_Size.x += 2;  // += 1 is not enough!
     aRect.m_Size.y += 2;
 
-    D(printf("2) PostDirtyRect( x=%d, y=%d, width=%d, height=%d)\n",
+    D( printf( "2) PostDirtyRect( x=%d, y=%d, width=%d, height=%d)\n",
-             aRect.m_Pos.x, aRect.m_Pos.y, aRect.m_Size.x, aRect.m_Size.y );)
+               aRect.m_Pos.x, aRect.m_Pos.y, aRect.m_Size.x, aRect.m_Size.y ); )
 
     // pass wxRect() via EDA_Rect::operator wxRect() overload
     RefreshRect( aRect, TRUE );
@@ -621,7 +631,7 @@ void WinEDA_DrawPanel::OnPaint( wxPaintEvent& event )
 #endif
 
 
-#if 0 && defined(DEBUG)
+#if 0 && defined (DEBUG)
     printf( "2) PaintClipBox=(%d, %d, %d, %d) org=(%d, %d) m_ClipBox=(%d, %d, %d, %d)\n",
             PaintClipBox.x,
             PaintClipBox.y,
@@ -909,7 +919,6 @@ void WinEDA_DrawPanel::OnMouseEvent( wxMouseEvent& event )
     int                      localrealbutt = 0, localbutt = 0, localkey = 0;
     BASE_SCREEN*             screen = GetScreen();
     static WinEDA_DrawPanel* LastPanel;
-    static bool              IgnoreNextLeftButtonRelease = false;
 
     if( !screen )
         return;
@@ -1022,14 +1031,27 @@ void WinEDA_DrawPanel::OnMouseEvent( wxMouseEvent& event )
     if( localbutt == (int) (GR_M_LEFT_DOWN | GR_M_DCLICK) )
     {
         m_Parent->OnLeftDClick( &DC, screen->m_MousePositionInPixels );
-        IgnoreNextLeftButtonRelease = true;
+
+        // inhibit a response to the mouse left button release,
+        // because we have a double click, and we do not want a new OnLeftClick command at end of this Double Click
+        s_IgnoreNextLeftButtonRelease = true;
     }
     else if( event.LeftUp() )
     {
-        if( screen->BlockLocate.m_State==STATE_NO_BLOCK  &&  !IgnoreNextLeftButtonRelease )
+        if( screen->BlockLocate.m_State==STATE_NO_BLOCK     // A block command is in progress: a left up is the end of block
+            && !s_IgnoreNextLeftButtonRelease )             // This is the end of a double click, already seen
             m_Parent->OnLeftClick( &DC, screen->m_MousePositionInPixels );
 
-        IgnoreNextLeftButtonRelease = false;
+        s_IgnoreNextLeftButtonRelease = false;
+    }
+
+    if( !event.LeftIsDown() )
+    {
+        /* be sure there is a response to a left button release command
+         * even when a LeftUp event is not seen
+         * happens when a double click opens a dialog box, and the release mouse button is made when the dialog box is open
+         */
+        s_IgnoreNextLeftButtonRelease = false;
     }
 
     if( event.ButtonUp( 2 ) && (screen->BlockLocate.m_State == STATE_NO_BLOCK) )
@@ -1087,7 +1109,7 @@ void WinEDA_DrawPanel::OnMouseEvent( wxMouseEvent& event )
             {
                 m_AutoPAN_Request = FALSE;
                 m_Parent->HandleBlockPlace( &DC );
-                IgnoreNextLeftButtonRelease = true;
+                s_IgnoreNextLeftButtonRelease = true;
             }
         }
         else if( (m_CanStartBlock >= 0 )
@@ -1186,8 +1208,8 @@ void WinEDA_DrawPanel::OnMouseEvent( wxMouseEvent& event )
     LastPanel = this;
 
     /* @todo: move this to where it is really needed, obviously not here in
-        response to every mouse move event:
+     * response to every mouse move event:
-    m_Parent->SetToolbars();
+     * m_Parent->SetToolbars();
      */
 }