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[wxWidgets.git] / src / generic / sashwin.cpp

diff --git a/src/generic/sashwin.cpp b/src/generic/sashwin.cpp
index b079f5c250f70943f994e56f16918f2b99960a42..f567e1113d4a3f6947cb5ce2d607d4ab5acf9e5e 100644 (file)
--- a/src/generic/sashwin.cpp
+++ b/src/generic/sashwin.cpp
@@ -8,7 +8,7 @@
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart

-// Licence:    wxWindows license
+// Licence:     wxWindows license

 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__


@@ -26,6 +26,8 @@
 #include "wx/wx.h"
 #endif
 
 #include "wx/wx.h"
 #endif
 

+#if wxUSE_SASH
+

 #include <math.h>
 #include <stdlib.h>
 
 #include <math.h>
 #include <stdlib.h>
 


@@ -34,7 +36,6 @@
 #include "wx/sashwin.h"
 #include "wx/laywin.h"
 
 #include "wx/sashwin.h"
 #include "wx/laywin.h"
 

-#if !USE_SHARED_LIBRARY

 IMPLEMENT_DYNAMIC_CLASS(wxSashWindow, wxWindow)
 IMPLEMENT_DYNAMIC_CLASS(wxSashEvent, wxCommandEvent)
 
 IMPLEMENT_DYNAMIC_CLASS(wxSashWindow, wxWindow)
 IMPLEMENT_DYNAMIC_CLASS(wxSashEvent, wxCommandEvent)
 


@@ -43,30 +44,20 @@ BEGIN_EVENT_TABLE(wxSashWindow, wxWindow)
     EVT_SIZE(wxSashWindow::OnSize)
     EVT_MOUSE_EVENTS(wxSashWindow::OnMouseEvent)
 END_EVENT_TABLE()
     EVT_SIZE(wxSashWindow::OnSize)
     EVT_MOUSE_EVENTS(wxSashWindow::OnMouseEvent)
 END_EVENT_TABLE()

-#endif

 
 

-wxSashWindow::wxSashWindow()
+bool wxSashWindow::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos,
+    const wxSize& size, long style, const wxString& name)

 {
 {

-    m_draggingEdge = wxSASH_NONE;
-    m_dragMode = wxSASH_DRAG_NONE;
-    m_oldX = 0;
-    m_oldY = 0;
-    m_firstX = 0;
-    m_firstY = 0;
-    m_borderSize = 3 ;
-    m_extraBorderSize = 0;
-    m_sashCursorWE = NULL;
-    m_sashCursorNS = NULL;
+    return wxWindow::Create(parent, id, pos, size, style, name);
+}

 
 

-    m_minimumPaneSizeX = 0;
-    m_minimumPaneSizeY = 0;
-    m_maximumPaneSizeX = 10000;
-    m_maximumPaneSizeY = 10000;
+wxSashWindow::~wxSashWindow()
+{
+    delete m_sashCursorWE;
+    delete m_sashCursorNS;

 }
 
 }
 

-wxSashWindow::wxSashWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos,
-    const wxSize& size, long style, const wxString& name)
-  :wxWindow(parent, id, pos, size, style, name)
+void wxSashWindow::Init()

 {
     m_draggingEdge = wxSASH_NONE;
     m_dragMode = wxSASH_DRAG_NONE;
 {
     m_draggingEdge = wxSASH_NONE;
     m_dragMode = wxSASH_DRAG_NONE;


@@ -82,17 +73,12 @@ wxSashWindow::wxSashWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos,
     m_maximumPaneSizeY = 10000;
     m_sashCursorWE = new wxCursor(wxCURSOR_SIZEWE);
     m_sashCursorNS = new wxCursor(wxCURSOR_SIZENS);
     m_maximumPaneSizeY = 10000;
     m_sashCursorWE = new wxCursor(wxCURSOR_SIZEWE);
     m_sashCursorNS = new wxCursor(wxCURSOR_SIZENS);

+    m_mouseCaptured = FALSE;

 
     // Eventually, we'll respond to colour change messages
     InitColours();
 }
 
 
     // Eventually, we'll respond to colour change messages
     InitColours();
 }
 

-wxSashWindow::~wxSashWindow()
-{
-    delete m_sashCursorWE;
-    delete m_sashCursorNS;
-}
-

 void wxSashWindow::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
     wxPaintDC dc(this);
 void wxSashWindow::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
     wxPaintDC dc(this);


@@ -105,18 +91,28 @@ void wxSashWindow::OnPaint(wxPaintEvent& WXUNUSED(event))
 
 void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
 {
 
 void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
 {

-    long x, y;
-    event.Position(&x, &y);
+    wxCoord x, y;
+    event.GetPosition(&x, &y);

 
     wxSashEdgePosition sashHit = SashHitTest(x, y);
 
 
     wxSashEdgePosition sashHit = SashHitTest(x, y);
 

-       if (event.LeftDown())
-       {
+    // reset the cursor
+#if defined(__WXMOTIF__) || defined(__WXGTK__)
+    // Not necessary and in fact inhibits proper cursor setting (JACS 8/2000)
+    //SetCursor(* wxSTANDARD_CURSOR);
+#endif
+#ifdef __WXMSW__
+    SetCursor(wxNullCursor);
+#endif
+
+    if (event.LeftDown())
+    {
+        CaptureMouse();
+        m_mouseCaptured = TRUE;
+

         if ( sashHit != wxSASH_NONE )
         {
         if ( sashHit != wxSASH_NONE )
         {

-            CaptureMouse();
-
-           // Required for X to specify that
+            // Required for X to specify that

             // that we wish to draw on top of all windows
             // - and we optimise by specifying the area
             // for creating the overlap window.
             // that we wish to draw on top of all windows
             // - and we optimise by specifying the area
             // for creating the overlap window.


@@ -137,23 +133,36 @@ void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
             m_draggingEdge = sashHit;
             m_firstX = x;
             m_firstY = y;
             m_draggingEdge = sashHit;
             m_firstX = x;
             m_firstY = y;

+
+            if ( (sashHit == wxSASH_LEFT) || (sashHit == wxSASH_RIGHT) )
+            {
+                SetCursor(*m_sashCursorWE);
+            }
+            else
+            {
+                SetCursor(*m_sashCursorNS);
+            }

         }
         }

-       }
+    }

     else if ( event.LeftUp() && m_dragMode == wxSASH_DRAG_LEFT_DOWN )
     {
         // Wasn't a proper drag
     else if ( event.LeftUp() && m_dragMode == wxSASH_DRAG_LEFT_DOWN )
     {
         // Wasn't a proper drag

-        ReleaseMouse();
+        if (m_mouseCaptured)
+            ReleaseMouse();
+        m_mouseCaptured = FALSE;
+

         wxScreenDC::EndDrawingOnTop();
         m_dragMode = wxSASH_DRAG_NONE;
         m_draggingEdge = wxSASH_NONE;
         wxScreenDC::EndDrawingOnTop();
         m_dragMode = wxSASH_DRAG_NONE;
         m_draggingEdge = wxSASH_NONE;

-
-        SetCursor(*wxSTANDARD_CURSOR);

     }
     }

-       else if (event.LeftUp() && m_dragMode == wxSASH_DRAG_DRAGGING)
-       {
+    else if (event.LeftUp() && m_dragMode == wxSASH_DRAG_DRAGGING)
+    {

         // We can stop dragging now and see what we've got.
         m_dragMode = wxSASH_DRAG_NONE;
         // We can stop dragging now and see what we've got.
         m_dragMode = wxSASH_DRAG_NONE;

-               ReleaseMouse();
+        if (m_mouseCaptured)
+            ReleaseMouse();
+        m_mouseCaptured = FALSE;
+

         // Erase old tracker
         DrawSashTracker(m_draggingEdge, m_oldX, m_oldY);
 
         // Erase old tracker
         DrawSashTracker(m_draggingEdge, m_oldX, m_oldY);
 


@@ -162,100 +171,152 @@ void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
         wxScreenDC::EndDrawingOnTop();
 
         int w, h;
         wxScreenDC::EndDrawingOnTop();
 
         int w, h;

-               GetSize(&w, &h);
+        GetSize(&w, &h);

         int xp, yp;
         int xp, yp;

-               GetPosition(&xp, &yp);
+        GetPosition(&xp, &yp);

 
         wxSashEdgePosition edge = m_draggingEdge;
         m_draggingEdge = wxSASH_NONE;
 
         wxRect dragRect;
         wxSashDragStatus status = wxSASH_STATUS_OK;
 
         wxSashEdgePosition edge = m_draggingEdge;
         m_draggingEdge = wxSASH_NONE;
 
         wxRect dragRect;
         wxSashDragStatus status = wxSASH_STATUS_OK;

+
+        // the new height and width of the window - if -1, it didn't change
+        int newHeight = -1,
+            newWidth = -1;
+
+        // NB: x and y may be negative and they're relative to the sash window
+        //     upper left corner, while xp and yp are expressed in the parent
+        //     window system of coordinates, so adjust them! After this
+        //     adjustment, all coordinates are relative to the parent window.
+        y += yp;
+        x += xp;
+

         switch (edge)
         {
             case wxSASH_TOP:
         switch (edge)
         {
             case wxSASH_TOP:

-            {
-                if (y > (yp + h))
+                if ( y > yp + h )
+                {
+                    // top sash shouldn't get below the bottom one

                     status = wxSASH_STATUS_OUT_OF_RANGE;
                     status = wxSASH_STATUS_OUT_OF_RANGE;

-                int newHeight = (h - y);
-               newHeight=wxMax(newHeight,m_minimumPaneSizeY);
-               newHeight=wxMin(newHeight,m_maximumPaneSizeY);
-                dragRect = wxRect(xp, (yp + h) - newHeight, w, newHeight);
+                }
+                else
+                {
+                    newHeight = h - (y - yp);
+                }

                 break;
                 break;

-            }
+

             case wxSASH_BOTTOM:
             case wxSASH_BOTTOM:

-            {
-                if (y < 0)
+                if ( y < yp )
+                {
+                    // bottom sash shouldn't get above the top one

                     status = wxSASH_STATUS_OUT_OF_RANGE;
                     status = wxSASH_STATUS_OUT_OF_RANGE;

-                int newHeight = y;
-               newHeight=wxMax(newHeight,m_minimumPaneSizeY);
-               newHeight=wxMin(newHeight,m_maximumPaneSizeY);
-                dragRect = wxRect(xp, yp, w, newHeight);
+                }
+                else
+                {
+                    newHeight = y - yp;
+                }

                 break;
                 break;

-            }
+

             case wxSASH_LEFT:
             case wxSASH_LEFT:

-            {
-                if (x > (xp + w))
+                if ( x > xp + w )
+                {
+                    // left sash shouldn't get beyond the right one

                     status = wxSASH_STATUS_OUT_OF_RANGE;
                     status = wxSASH_STATUS_OUT_OF_RANGE;

-                int newWidth = (w - x);
-               newWidth=wxMax(newWidth,m_minimumPaneSizeX);
-               newWidth=wxMin(newWidth,m_maximumPaneSizeX);
-                dragRect = wxRect((xp + w) - newWidth, yp, newWidth, h);
+                }
+                else
+                {
+                    newWidth = w - (x - xp);
+                }

                 break;
                 break;

-            }
+

             case wxSASH_RIGHT:
             case wxSASH_RIGHT:

-            {
-                if (x < 0)
+                if ( x < xp )
+                {
+                    // and the right sash, finally, shouldn't be beyond the
+                    // left one

                     status = wxSASH_STATUS_OUT_OF_RANGE;
                     status = wxSASH_STATUS_OUT_OF_RANGE;

-                int newWidth = x;
-               newWidth=wxMax(newWidth,m_minimumPaneSizeX);
-               newWidth=wxMin(newWidth,m_maximumPaneSizeX);
-                dragRect = wxRect(xp, yp, newWidth, h);
+                }
+                else
+                {
+                    newWidth = x - xp;
+                }

                 break;
                 break;

-            }
-           case wxSASH_NONE:
-           {
-               break;
-           }
+
+            case wxSASH_NONE:
+                // can this happen at all?
+                break;
+        }
+
+        if ( newHeight == -1 )
+        {
+            // didn't change
+            newHeight = h;
+        }
+        else
+        {
+            // make sure it's in m_minimumPaneSizeY..m_maximumPaneSizeY range
+            newHeight = wxMax(newHeight, m_minimumPaneSizeY);
+            newHeight = wxMin(newHeight, m_maximumPaneSizeY);
+        }
+
+        if ( newWidth == -1 )
+        {
+            // didn't change
+            newWidth = w;

         }
         }

+        else
+        {
+            // make sure it's in m_minimumPaneSizeY..m_maximumPaneSizeY range
+            newWidth = wxMax(newWidth, m_minimumPaneSizeX);
+            newWidth = wxMin(newWidth, m_maximumPaneSizeX);
+        }
+
+        dragRect = wxRect(x, y, newWidth, newHeight);

 
         wxSashEvent event(GetId(), edge);
         event.SetEventObject(this);
         event.SetDragStatus(status);
         event.SetDragRect(dragRect);
         GetEventHandler()->ProcessEvent(event);
 
         wxSashEvent event(GetId(), edge);
         event.SetEventObject(this);
         event.SetDragStatus(status);
         event.SetDragRect(dragRect);
         GetEventHandler()->ProcessEvent(event);

-       }
-       else if (event.Moving() && !event.Dragging())
-       {
+    }
+    else if ( event.LeftUp() )
+    {
+        if (m_mouseCaptured)
+           ReleaseMouse();
+        m_mouseCaptured = FALSE;
+    }
+    else if (event.Moving() && !event.Dragging())
+    {

         // Just change the cursor if required
         if ( sashHit != wxSASH_NONE )
         {
         // Just change the cursor if required
         if ( sashHit != wxSASH_NONE )
         {

-               if ( (sashHit == wxSASH_LEFT) || (sashHit == wxSASH_RIGHT) )
-                {
-                       SetCursor(*m_sashCursorWE);
-                }
-                else
-                {
-                       SetCursor(*m_sashCursorNS);
-                }
+            if ( (sashHit == wxSASH_LEFT) || (sashHit == wxSASH_RIGHT) )
+            {
+                SetCursor(*m_sashCursorWE);
+            }
+            else
+            {
+                SetCursor(*m_sashCursorNS);
+            }
+        }
+        else
+        {
+            SetCursor(wxNullCursor);
+        }
+    }
+    else if ( event.Dragging() &&
+              ((m_dragMode == wxSASH_DRAG_DRAGGING) ||
+               (m_dragMode == wxSASH_DRAG_LEFT_DOWN)) )
+    {
+        if ( (m_draggingEdge == wxSASH_LEFT) || (m_draggingEdge == wxSASH_RIGHT) )
+        {
+            SetCursor(*m_sashCursorWE);

         }
         else
         {
         }
         else
         {

-           SetCursor(*wxSTANDARD_CURSOR);
+            SetCursor(*m_sashCursorNS);

         }
         }

-       }
-       else if ( event.Dragging() &&
-              ((m_dragMode == wxSASH_DRAG_DRAGGING) || (m_dragMode == wxSASH_DRAG_LEFT_DOWN))
-            )
-       {
-                if ( (m_draggingEdge == wxSASH_LEFT) || (m_draggingEdge == wxSASH_RIGHT) )
-         {
-               SetCursor(*m_sashCursorWE);
-         }
-         else
-         {
-               SetCursor(*m_sashCursorNS);
-         }

 
         if (m_dragMode == wxSASH_DRAG_LEFT_DOWN)
         {
 
         if (m_dragMode == wxSASH_DRAG_LEFT_DOWN)
         {


@@ -264,18 +325,18 @@ void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
         }
         else
         {
         }
         else
         {

-          if ( m_dragMode == wxSASH_DRAG_DRAGGING )
-          {
-            // Erase old tracker
-            DrawSashTracker(m_draggingEdge, m_oldX, m_oldY);
+            if ( m_dragMode == wxSASH_DRAG_DRAGGING )
+            {
+                // Erase old tracker
+                DrawSashTracker(m_draggingEdge, m_oldX, m_oldY);

 
 

-            // Draw new one
-            DrawSashTracker(m_draggingEdge, x, y);
-          }
+                // Draw new one
+                DrawSashTracker(m_draggingEdge, x, y);
+            }

         }
         m_oldX = x;
         m_oldY = y;
         }
         m_oldX = x;
         m_oldY = y;

-       }
+    }

     else if ( event.LeftDClick() )
     {
         // Nothing
     else if ( event.LeftDClick() )
     {
         // Nothing


@@ -350,7 +411,7 @@ void wxSashWindow::DrawBorders(wxDC& dc)
     wxPen lightShadowPen(m_lightShadowColour, 1, wxSOLID);
     wxPen hilightPen(m_hilightColour, 1, wxSOLID);
 
     wxPen lightShadowPen(m_lightShadowColour, 1, wxSOLID);
     wxPen hilightPen(m_hilightColour, 1, wxSOLID);
 

-    if ( GetWindowStyleFlag() & wxSP_3D )
+    if ( GetWindowStyleFlag() & wxSW_3DBORDER )

     {
         dc.SetPen(mediumShadowPen);
         dc.DrawLine(0, 0, w-1, 0);
     {
         dc.SetPen(mediumShadowPen);
         dc.DrawLine(0, 0, w-1, 0);


@@ -369,7 +430,7 @@ void wxSashWindow::DrawBorders(wxDC& dc)
         dc.DrawLine(w-2, 1, w-2, h-2); // Right hand side
         dc.DrawLine(1, h-2, w-1, h-2);     // Bottom
     }
         dc.DrawLine(w-2, 1, w-2, h-2); // Right hand side
         dc.DrawLine(1, h-2, w-1, h-2);     // Bottom
     }

-    else if ( GetWindowStyleFlag() & wxSP_BORDER )
+    else if ( GetWindowStyleFlag() & wxSW_BORDER )

     {
         dc.SetBrush(*wxTRANSPARENT_BRUSH);
         dc.SetPen(*wxBLACK_PEN);
     {
         dc.SetBrush(*wxTRANSPARENT_BRUSH);
         dc.SetPen(*wxBLACK_PEN);


@@ -415,20 +476,20 @@ void wxSashWindow::DrawSash(wxSashEdgePosition edge, wxDC& dc)
         dc.SetBrush(faceBrush);
         dc.DrawRectangle(sashPosition, 0, GetEdgeMargin(edge), h);
 
         dc.SetBrush(faceBrush);
         dc.DrawRectangle(sashPosition, 0, GetEdgeMargin(edge), h);
 

-        if (GetWindowStyleFlag() & wxSW_3D)
+        if (GetWindowStyleFlag() & wxSW_3DSASH)

         {
             if (edge == wxSASH_LEFT)
             {
         {
             if (edge == wxSASH_LEFT)
             {

-                // Draw a black line on the left to indicate that the
+                // Draw a dark grey line on the left to indicate that the

                 // sash is raised
                 // sash is raised

-                dc.SetPen(blackPen);
+                dc.SetPen(mediumShadowPen);

                 dc.DrawLine(GetEdgeMargin(edge), 0, GetEdgeMargin(edge), h);
             }
             else
             {
                 dc.DrawLine(GetEdgeMargin(edge), 0, GetEdgeMargin(edge), h);
             }
             else
             {

-                // Draw a white line on the right to indicate that the
+                // Draw a highlight line on the right to indicate that the

                 // sash is raised
                 // sash is raised

-                dc.SetPen(whitePen);
+                dc.SetPen(hilightPen);

                 dc.DrawLine(w - GetEdgeMargin(edge), 0, w - GetEdgeMargin(edge), h);
             }
         }
                 dc.DrawLine(w - GetEdgeMargin(edge), 0, w - GetEdgeMargin(edge), h);
             }
         }


@@ -445,21 +506,21 @@ void wxSashWindow::DrawSash(wxSashEdgePosition edge, wxDC& dc)
         dc.SetBrush(faceBrush);
         dc.DrawRectangle(0, sashPosition, w, GetEdgeMargin(edge));
 
         dc.SetBrush(faceBrush);
         dc.DrawRectangle(0, sashPosition, w, GetEdgeMargin(edge));
 

-        if (GetWindowStyleFlag() & wxSW_3D)
+        if (GetWindowStyleFlag() & wxSW_3DSASH)

         {
             if (edge == wxSASH_BOTTOM)
             {
         {
             if (edge == wxSASH_BOTTOM)
             {

-                // Draw a black line on the bottom to indicate that the
+                // Draw a highlight line on the bottom to indicate that the

                 // sash is raised
                 // sash is raised

-                dc.SetPen(blackPen);
+                dc.SetPen(hilightPen);

                 dc.DrawLine(0, h - GetEdgeMargin(edge), w, h - GetEdgeMargin(edge));
             }
             else
             {
                 dc.DrawLine(0, h - GetEdgeMargin(edge), w, h - GetEdgeMargin(edge));
             }
             else
             {

-                // Draw a white line on the top to indicate that the
+                // Draw a drak grey line on the top to indicate that the

                 // sash is raised
                 // sash is raised

-                dc.SetPen(whitePen);
-                dc.DrawLine(0, GetEdgeMargin(edge), w, GetEdgeMargin(edge));
+                dc.SetPen(mediumShadowPen);
+                dc.DrawLine(1, GetEdgeMargin(edge), w-1, GetEdgeMargin(edge));

             }
         }
     }
             }
         }
     }


@@ -514,7 +575,7 @@ void wxSashWindow::DrawSashTracker(wxSashEdgePosition edge, int x, int y)
 
     wxPen sashTrackerPen(*wxBLACK, 2, wxSOLID);
 
 
     wxPen sashTrackerPen(*wxBLACK, 2, wxSOLID);
 

-    screenDC.SetLogicalFunction(wxXOR);
+    screenDC.SetLogicalFunction(wxINVERT);

     screenDC.SetPen(sashTrackerPen);
     screenDC.SetBrush(*wxTRANSPARENT_BRUSH);
 
     screenDC.SetPen(sashTrackerPen);
     screenDC.SetBrush(*wxTRANSPARENT_BRUSH);
 


@@ -595,7 +656,7 @@ void wxSashWindow::SizeWindows()
 void wxSashWindow::InitColours()
 {
     // Shadow colours
 void wxSashWindow::InitColours()
 {
     // Shadow colours

-#if defined(__WIN95__)
+#ifndef __WIN16__

     m_faceColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
     m_mediumShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW);
     m_darkShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DDKSHADOW);
     m_faceColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
     m_mediumShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW);
     m_darkShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DDKSHADOW);


@@ -619,3 +680,4 @@ void wxSashWindow::SetSashVisible(wxSashEdgePosition edge, bool sash)
         m_sashes[edge].m_margin = 0;
 }
 
         m_sashes[edge].m_margin = 0;
 }
 

+#endif // wxUSE_SASH