]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/sashwin.cpp
removed src/gtk/eggtrayicon.h
[wxWidgets.git] / src / generic / sashwin.cpp
index bcc734ffd91b5cde0944fa0c00db813da0c5e137..e6469b11ee1988ed23ec820bc0213da0f00e9a56 100644 (file)
@@ -8,10 +8,10 @@
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "sashwin.h"
 #endif
 
 #pragma hdrstop
 #endif
 
+#if wxUSE_SASH
+
 #ifndef WX_PRECOMP
-#include "wx/wx.h"
+    #include "wx/dialog.h"
+    #include "wx/frame.h"
+    #include "wx/settings.h"
 #endif
 
-#if !wxUSE_SASH
-    #error "Thisfile requires wxUSE_SASH to be defined."
-#endif // wxUSE_SASH
-
 #include <math.h>
 #include <stdlib.h>
 
-#include "wx/string.h"
 #include "wx/dcscreen.h"
 #include "wx/sashwin.h"
 #include "wx/laywin.h"
 
-#if !USE_SHARED_LIBRARY
+DEFINE_EVENT_TYPE(wxEVT_SASH_DRAGGED)
+
 IMPLEMENT_DYNAMIC_CLASS(wxSashWindow, wxWindow)
 IMPLEMENT_DYNAMIC_CLASS(wxSashEvent, wxCommandEvent)
 
@@ -46,31 +46,25 @@ BEGIN_EVENT_TABLE(wxSashWindow, wxWindow)
     EVT_PAINT(wxSashWindow::OnPaint)
     EVT_SIZE(wxSashWindow::OnSize)
     EVT_MOUSE_EVENTS(wxSashWindow::OnMouseEvent)
+#if defined( __WXMSW__ ) || defined( __WXMAC__)
+    EVT_SET_CURSOR(wxSashWindow::OnSetCursor)
+#endif // wxMSW
+
 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;
@@ -86,49 +80,36 @@ 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_mouseCaptured = false;
+    m_currentCursor = NULL;
 
     // 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);
 
-    //    if ( m_borderSize > 0 )
     DrawBorders(dc);
-
     DrawSashes(dc);
 }
 
 void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
 {
-    long x, y;
-    event.Position(&x, &y);
+    wxCoord x, y;
+    event.GetPosition(&x, &y);
 
     wxSashEdgePosition sashHit = SashHitTest(x, y);
 
-    // reset the cursor
-#ifdef __WXMOTIF__
-    SetCursor(* wxSTANDARD_CURSOR);
-#endif
-#ifdef __WXMSW__
-    SetCursor(wxCursor());
-#endif
+    if (event.LeftDown())
+    {
+        CaptureMouse();
+        m_mouseCaptured = true;
 
-       if (event.LeftDown())
-       {
         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.
@@ -149,21 +130,44 @@ void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
             m_draggingEdge = sashHit;
             m_firstX = x;
             m_firstY = y;
+
+            if ( (sashHit == wxSASH_LEFT) || (sashHit == wxSASH_RIGHT) )
+            {
+                if (m_currentCursor != m_sashCursorWE)
+                {
+                    SetCursor(*m_sashCursorWE);
+                }
+                m_currentCursor = m_sashCursorWE;
+            }
+            else
+            {
+                if (m_currentCursor != m_sashCursorNS)
+                {
+                    SetCursor(*m_sashCursorNS);
+                }
+                m_currentCursor = m_sashCursorNS;
+            }
         }
-       }
+    }
     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;
     }
-       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;
-               ReleaseMouse();
+        if (m_mouseCaptured)
+            ReleaseMouse();
+        m_mouseCaptured = false;
+
         // Erase old tracker
         DrawSashTracker(m_draggingEdge, m_oldX, m_oldY);
 
@@ -172,96 +176,169 @@ void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
         wxScreenDC::EndDrawingOnTop();
 
         int w, h;
-               GetSize(&w, &h);
+        GetSize(&w, &h);
         int xp, yp;
-               GetPosition(&xp, &yp);
+        GetPosition(&xp, &yp);
 
         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 = wxDefaultCoord,
+            newWidth = wxDefaultCoord;
+
+        // 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:
-            {
-                if (y > (yp + h))
+                if ( y > yp + h )
+                {
+                    // top sash shouldn't get below the bottom one
                     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;
-            }
+
             case wxSASH_BOTTOM:
-            {
-                if (y < 0)
+                if ( y < yp )
+                {
+                    // bottom sash shouldn't get above the top one
                     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;
-            }
+
             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;
-                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;
-            }
+
             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;
-                int newWidth = x;
-               newWidth=wxMax(newWidth,m_minimumPaneSizeX);
-               newWidth=wxMin(newWidth,m_maximumPaneSizeX);
-                dragRect = wxRect(xp, yp, newWidth, h);
+                }
+                else
+                {
+                    newWidth = x - xp;
+                }
+                break;
+
+            case wxSASH_NONE:
+                // can this happen at all?
                 break;
-            }
-           case wxSASH_NONE:
-           {
-               break;
-           }
         }
 
+        if ( newHeight == wxDefaultCoord )
+        {
+            // 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 == wxDefaultCoord )
+        {
+            // 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);
-       }
-       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 )
         {
-               if ( (sashHit == wxSASH_LEFT) || (sashHit == wxSASH_RIGHT) )
+            if ( (sashHit == wxSASH_LEFT) || (sashHit == wxSASH_RIGHT) )
+            {
+                if (m_currentCursor != m_sashCursorWE)
                 {
-                       SetCursor(*m_sashCursorWE);
+                    SetCursor(*m_sashCursorWE);
                 }
-                else
+                m_currentCursor = m_sashCursorWE;
+            }
+            else
+            {
+                if (m_currentCursor != m_sashCursorNS)
                 {
-                       SetCursor(*m_sashCursorNS);
+                    SetCursor(*m_sashCursorNS);
                 }
+                m_currentCursor = m_sashCursorNS;
+            }
+        }
+        else
+        {
+            SetCursor(wxNullCursor);
+            m_currentCursor = NULL;
+        }
+    }
+    else if ( event.Dragging() &&
+              ((m_dragMode == wxSASH_DRAG_DRAGGING) ||
+               (m_dragMode == wxSASH_DRAG_LEFT_DOWN)) )
+    {
+        if ( (m_draggingEdge == wxSASH_LEFT) || (m_draggingEdge == wxSASH_RIGHT) )
+        {
+            if (m_currentCursor != m_sashCursorWE)
+            {
+                SetCursor(*m_sashCursorWE);
+            }
+            m_currentCursor = m_sashCursorWE;
+        }
+        else
+        {
+            if (m_currentCursor != m_sashCursorNS)
+            {
+                SetCursor(*m_sashCursorNS);
+            }
+            m_currentCursor = 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)
         {
@@ -270,18 +347,18 @@ void wxSashWindow::OnMouseEvent(wxMouseEvent& event)
         }
         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;
-       }
+    }
     else if ( event.LeftDClick() )
     {
         // Nothing
@@ -356,7 +433,7 @@ void wxSashWindow::DrawBorders(wxDC& dc)
     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);
@@ -375,7 +452,7 @@ 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
     }
-    else if ( GetWindowStyleFlag() & wxSP_BORDER )
+    else if ( GetWindowStyleFlag() & wxSW_BORDER )
     {
         dc.SetBrush(*wxTRANSPARENT_BRUSH);
         dc.SetPen(*wxBLACK_PEN);
@@ -406,66 +483,60 @@ void wxSashWindow::DrawSash(wxSashEdgePosition edge, wxDC& dc)
     wxPen darkShadowPen(m_darkShadowColour, 1, wxSOLID);
     wxPen lightShadowPen(m_lightShadowColour, 1, wxSOLID);
     wxPen hilightPen(m_hilightColour, 1, wxSOLID);
-    wxPen blackPen(wxColour(0, 0, 0), 1, wxSOLID);
-    wxPen whitePen(wxColour(255, 255, 255), 1, wxSOLID);
+    wxColour blackClr(0, 0, 0);
+    wxColour whiteClr(255, 255, 255);
+    wxPen blackPen(blackClr, 1, wxSOLID);
+    wxPen whitePen(whiteClr, 1, wxSOLID);
 
     if ( edge == wxSASH_LEFT || edge == wxSASH_RIGHT )
     {
-        int sashPosition = 0;
-        if (edge == wxSASH_LEFT)
-            sashPosition = 0;
-        else
-            sashPosition = w - GetEdgeMargin(edge);
+        int sashPosition = (edge == wxSASH_LEFT) ? 0 : ( w - GetEdgeMargin(edge) );
 
         dc.SetPen(facePen);
         dc.SetBrush(faceBrush);
         dc.DrawRectangle(sashPosition, 0, GetEdgeMargin(edge), h);
 
-        if (GetWindowStyleFlag() & wxSW_3D)
+        if (GetWindowStyleFlag() & wxSW_3DSASH)
         {
             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
-                dc.SetPen(blackPen);
+                dc.SetPen(mediumShadowPen);
                 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
-                dc.SetPen(whitePen);
+                dc.SetPen(hilightPen);
                 dc.DrawLine(w - GetEdgeMargin(edge), 0, w - GetEdgeMargin(edge), h);
             }
         }
     }
     else // top or bottom
     {
-        int sashPosition = 0;
-        if (edge == wxSASH_TOP)
-            sashPosition = 0;
-        else
-            sashPosition = h - GetEdgeMargin(edge);
+        int sashPosition = (edge == wxSASH_TOP) ? 0 : ( h - GetEdgeMargin(edge) );
 
         dc.SetPen(facePen);
         dc.SetBrush(faceBrush);
         dc.DrawRectangle(0, sashPosition, w, GetEdgeMargin(edge));
 
-        if (GetWindowStyleFlag() & wxSW_3D)
+        if (GetWindowStyleFlag() & wxSW_3DSASH)
         {
             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
-                dc.SetPen(blackPen);
+                dc.SetPen(hilightPen);
                 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
-                dc.SetPen(whitePen);
-                dc.DrawLine(0, GetEdgeMargin(edge), w, GetEdgeMargin(edge));
+                dc.SetPen(mediumShadowPen);
+                dc.DrawLine(1, GetEdgeMargin(edge), w-1, GetEdgeMargin(edge));
             }
         }
     }
@@ -540,9 +611,9 @@ void wxSashWindow::SizeWindows()
     int cw, ch;
     GetClientSize(&cw, &ch);
 
-    if (GetChildren().Number() == 1)
+    if (GetChildren().GetCount() == 1)
     {
-        wxWindow* child = (wxWindow*) (GetChildren().First()->Data());
+        wxWindow* child = GetChildren().GetFirst()->GetData();
 
         int x = 0;
         int y = 0;
@@ -581,7 +652,7 @@ void wxSashWindow::SizeWindows()
 
         child->SetSize(x, y, width, height);
     }
-    else if (GetChildren().Number() > 1)
+    else if (GetChildren().GetCount() > 1)
     {
         // Perhaps multiple children are themselves sash windows.
         // TODO: this doesn't really work because the subwindows sizes/positions
@@ -601,19 +672,11 @@ void wxSashWindow::SizeWindows()
 void wxSashWindow::InitColours()
 {
     // Shadow colours
-#if defined(__WIN95__)
-    m_faceColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
-    m_mediumShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW);
-    m_darkShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DDKSHADOW);
-    m_lightShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT);
-    m_hilightColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DHILIGHT);
-#else
-    m_faceColour = *(wxTheColourDatabase->FindColour("LIGHT GREY"));
-    m_mediumShadowColour = *(wxTheColourDatabase->FindColour("GREY"));
-    m_darkShadowColour = *(wxTheColourDatabase->FindColour("BLACK"));
-    m_lightShadowColour = *(wxTheColourDatabase->FindColour("LIGHT GREY"));
-    m_hilightColour = *(wxTheColourDatabase->FindColour("WHITE"));
-#endif
+    m_faceColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
+    m_mediumShadowColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW);
+    m_darkShadowColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW);
+    m_lightShadowColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
+    m_hilightColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHILIGHT);
 }
 
 void wxSashWindow::SetSashVisible(wxSashEdgePosition edge, bool sash)
@@ -625,3 +688,23 @@ void wxSashWindow::SetSashVisible(wxSashEdgePosition edge, bool sash)
         m_sashes[edge].m_margin = 0;
 }
 
+#if defined( __WXMSW__ ) || defined( __WXMAC__)
+
+// this is currently called (and needed) under MSW only...
+void wxSashWindow::OnSetCursor(wxSetCursorEvent& event)
+{
+    // if we don't do it, the resizing cursor might be set for child window:
+    // and like this we explicitly say that our cursor should not be used for
+    // children windows which overlap us
+
+    if ( SashHitTest(event.GetX(), event.GetY()) != wxSASH_NONE)
+    {
+        // default processing is ok
+        event.Skip();
+    }
+    //else: do nothing, in particular, don't call Skip()
+}
+
+#endif // wxMSW
+
+#endif // wxUSE_SASH