no real change; just add the standard separator where it's missing

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

diff --git a/src/generic/statusbr.cpp b/src/generic/statusbr.cpp
index 77616a02f1f506e55f068d46e748f3ba20c76a71..12648439464304f456297d1d0263c79c514b22c1 100644 (file)
--- a/src/generic/statusbr.cpp
+++ b/src/generic/statusbr.cpp
@@ -24,6 +24,7 @@
     #include "wx/settings.h"
     #include "wx/dcclient.h"
     #include "wx/toplevel.h"
     #include "wx/settings.h"
     #include "wx/dcclient.h"
     #include "wx/toplevel.h"

+    #include "wx/control.h"

 #endif
 
 #ifdef __WXGTK20__
 #endif
 
 #ifdef __WXGTK20__


@@ -44,6 +45,9 @@
 // Default status border dimensions
 #define wxTHICK_LINE_BORDER 2
 
 // Default status border dimensions
 #define wxTHICK_LINE_BORDER 2
 

+// Margin between the field text and the field rect
+#define wxFIELD_TEXT_MARGIN 2
+

 
 // ----------------------------------------------------------------------------
 // wxStatusBarGeneric
 
 // ----------------------------------------------------------------------------
 // wxStatusBarGeneric


@@ -51,6 +55,7 @@
 
 BEGIN_EVENT_TABLE(wxStatusBarGeneric, wxWindow)
     EVT_PAINT(wxStatusBarGeneric::OnPaint)
 
 BEGIN_EVENT_TABLE(wxStatusBarGeneric, wxWindow)
     EVT_PAINT(wxStatusBarGeneric::OnPaint)

+    EVT_SIZE(wxStatusBarGeneric::OnSize)

     EVT_LEFT_DOWN(wxStatusBarGeneric::OnLeftDown)
     EVT_RIGHT_DOWN(wxStatusBarGeneric::OnRightDown)
     EVT_SYS_COLOUR_CHANGED(wxStatusBarGeneric::OnSysColourChanged)
     EVT_LEFT_DOWN(wxStatusBarGeneric::OnLeftDown)
     EVT_RIGHT_DOWN(wxStatusBarGeneric::OnRightDown)
     EVT_SYS_COLOUR_CHANGED(wxStatusBarGeneric::OnSysColourChanged)


@@ -86,16 +91,7 @@ bool wxStatusBarGeneric::Create(wxWindow *parent,
     SetFont(*wxSMALL_FONT);
 #endif
 
     SetFont(*wxSMALL_FONT);
 #endif
 

-    wxCoord y;
-    {
-        // Set the height according to the font and the border size
-        wxClientDC dc(this);
-        dc.SetFont(GetFont());
-
-        dc.GetTextExtent(_T("X"), NULL, &y );
-    }
-    int height = (int)( (11*y)/10 + 2*GetBorderY());
-
+    int height = (int)((11*GetCharHeight())/10 + 2*GetBorderY());

     SetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, height);
 
     SetFieldsCount(1);
     SetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, height);
 
     SetFieldsCount(1);


@@ -108,14 +104,13 @@ wxSize wxStatusBarGeneric::DoGetBestSize() const
     int width, height;
 
     // best width is the width of the parent
     int width, height;
 
     // best width is the width of the parent

-    GetParent()->GetClientSize(&width, NULL);
+    if (GetParent())
+        GetParent()->GetClientSize(&width, NULL);
+    else
+        width = 80;     // a dummy value

 
 

-    // best height is as calculated above in Create
-    wxClientDC dc((wxWindow*)this);
-    dc.SetFont(GetFont());
-    wxCoord y;
-    dc.GetTextExtent(_T("X"), NULL, &y );
-    height = (int)( (11*y)/10 + 2*GetBorderY());
+    // best height is as calculated above in Create()
+    height = (int)((11*GetCharHeight())/10 + 2*GetBorderY());

 
     return wxSize(width, height);
 }
 
     return wxSize(width, height);
 }


@@ -124,21 +119,9 @@ void wxStatusBarGeneric::SetFieldsCount(int number, const int *widths)
 {
     wxASSERT_MSG( number >= 0, _T("negative number of fields in wxStatusBar?") );
 
 {
     wxASSERT_MSG( number >= 0, _T("negative number of fields in wxStatusBar?") );
 

-    // enlarge the m_statusStrings array if needed:
-    for (size_t i = m_panes.GetCount(); i < (size_t)number; ++i)
-        m_statusStrings.Add( wxEmptyString );
-
-    // shrink the m_statusStrings array if needed:
-    for (int j = (int)m_panes.GetCount() - 1; j >= number; --j)
-        m_statusStrings.RemoveAt(j);
-
-    // forget the old cached pixel widths
-    m_widthsAbs.Empty();
-
+    // this will result in a call to SetStatusWidths() and thus an update to our
+    // m_widthsAbs cache

     wxStatusBarBase::SetFieldsCount(number, widths);
     wxStatusBarBase::SetFieldsCount(number, widths);

-
-    wxASSERT_MSG( m_panes.GetCount() == m_statusStrings.GetCount(),
-                  _T("This really should never happen, can we do away with m_panes.GetCount() here?") );

 }
 
 void wxStatusBarGeneric::SetStatusText(const wxString& text, int number)
 }
 
 void wxStatusBarGeneric::SetStatusText(const wxString& text, int number)


@@ -146,10 +129,10 @@ void wxStatusBarGeneric::SetStatusText(const wxString& text, int number)
     wxCHECK_RET( (number >= 0) && ((size_t)number < m_panes.GetCount()),
                  _T("invalid status bar field index") );
 
     wxCHECK_RET( (number >= 0) && ((size_t)number < m_panes.GetCount()),
                  _T("invalid status bar field index") );
 

-    wxString oldText = m_statusStrings[number];
+    wxString oldText = GetStatusText(number);

     if (oldText != text)
     {
     if (oldText != text)
     {

-        m_statusStrings[number] = text;
+        wxStatusBarBase::SetStatusText(text, number);

 
         wxRect rect;
         GetFieldRect(number, rect);
 
         wxRect rect;
         GetFieldRect(number, rect);


@@ -163,23 +146,17 @@ void wxStatusBarGeneric::SetStatusText(const wxString& text, int number)
     }
 }
 
     }
 }
 

-wxString wxStatusBarGeneric::GetStatusText(int n) const
-{
-    wxCHECK_MSG( (n >= 0) && ((size_t)n < m_panes.GetCount()), wxEmptyString,
-                 _T("invalid status bar field index") );
-
-    return m_statusStrings[n];
-}
-

 void wxStatusBarGeneric::SetStatusWidths(int n, const int widths_field[])
 {
     // only set status widths when n == number of statuswindows
     wxCHECK_RET( (size_t)n == m_panes.GetCount(), _T("status bar field count mismatch") );
 
 void wxStatusBarGeneric::SetStatusWidths(int n, const int widths_field[])
 {
     // only set status widths when n == number of statuswindows
     wxCHECK_RET( (size_t)n == m_panes.GetCount(), _T("status bar field count mismatch") );
 

-    // forget the old cached pixel widths
-    m_widthsAbs.Empty();
-

     wxStatusBarBase::SetStatusWidths(n, widths_field);
     wxStatusBarBase::SetStatusWidths(n, widths_field);

+
+    // update cache
+    int width;
+    GetClientSize(&width, &m_lastClientHeight);
+    m_widthsAbs = CalculateAbsWidths(width);

 }
 
 bool wxStatusBarGeneric::ShowsSizeGrip() const
 }
 
 bool wxStatusBarGeneric::ShowsSizeGrip() const


@@ -192,85 +169,63 @@ bool wxStatusBarGeneric::ShowsSizeGrip() const
     return tlw && !tlw->IsMaximized() && tlw->HasFlag(wxRESIZE_BORDER);
 }
 
     return tlw && !tlw->IsMaximized() && tlw->HasFlag(wxRESIZE_BORDER);
 }
 

-void wxStatusBarGeneric::OnPaint(wxPaintEvent& WXUNUSED(event) )
+void wxStatusBarGeneric::DrawFieldText(wxDC& dc, const wxRect& rect, int i, int textHeight)

 {
 {

-    wxPaintDC dc(this);
+    wxString text(GetStatusText(i));
+    if (text.empty())
+        return;     // optimization

 
 

-#ifdef __WXGTK20__
-    // Draw grip first
-    if ( ShowsSizeGrip() )
-    {
-        int width, height;
-        GetClientSize(&width, &height);
+    int xpos = rect.x + wxFIELD_TEXT_MARGIN,
+        maxWidth = rect.width - 2*wxFIELD_TEXT_MARGIN,
+        ypos = (int) (((rect.height - textHeight) / 2) + rect.y + 0.5);

 
 

-        if (GetLayoutDirection() == wxLayout_RightToLeft)
-        {
-            gtk_paint_resize_grip( m_widget->style,
-                               GTKGetDrawingWindow(),
-                               (GtkStateType) GTK_WIDGET_STATE (m_widget),
-                               NULL,
-                               m_widget,
-                               "statusbar",
-                               GDK_WINDOW_EDGE_SOUTH_WEST,
-                               2, 2, height-2, height-4 );
-        }
-        else
+    if (ShowsSizeGrip())
+    {
+        // don't write text over the size grip:
+        // NOTE: overloading DoGetClientSize() and GetClientAreaOrigin() wouldn't
+        //       work because the adjustment needs to be done only when drawing
+        //       the field text and not also when drawing the background, the
+        //       size grip itself, etc
+        if ((GetLayoutDirection() == wxLayout_RightToLeft && i == 0) ||
+            (GetLayoutDirection() != wxLayout_RightToLeft &&
+                 i == (int)m_panes.GetCount()-1))

         {
         {

-            gtk_paint_resize_grip( m_widget->style,
-                               GTKGetDrawingWindow(),
-                               (GtkStateType) GTK_WIDGET_STATE (m_widget),
-                               NULL,
-                               m_widget,
-                               "statusbar",
-                               GDK_WINDOW_EDGE_SOUTH_EAST,
-                               width-height-2, 2, height-2, height-4 );
-        }
-    }
-#endif // __WXGTK20__
-
-    if (GetFont().Ok())
-        dc.SetFont(GetFont());
+            const wxRect& gripRc = GetSizeGripRect();

 
 

-    dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
+            // NOTE: we don't need any special treatment wrt to the layout direction
+            //       since DrawText() will automatically adjust the origin of the
+            //       text accordingly to the layout in use

 
 

-    for (size_t i = 0; i < m_panes.GetCount(); i ++)
-        DrawField(dc, i);
-}
-
-void wxStatusBarGeneric::DrawFieldText(wxDC& dc, int i)
-{
-    int leftMargin = 2;
-
-    wxRect rect;
-    GetFieldRect(i, rect);
-
-    wxString text(GetStatusText(i));
-
-    wxCoord x = 0, y = 0;
-
-    dc.GetTextExtent(text, &x, &y);
+            maxWidth -= gripRc.width;
+        }
+    }

 
 

-    int xpos = rect.x + leftMargin;
-    int ypos = (int) (((rect.height - y) / 2 ) + rect.y + 0.5) ;
+    // eventually ellipsize the text so that it fits the field width
+    text = wxControl::Ellipsize(
+        text, dc,
+        GetLayoutDirection() == wxLayout_RightToLeft ? wxELLIPSIZE_START : wxELLIPSIZE_END,
+        maxWidth,
+        wxELLIPSIZE_EXPAND_TAB);
+        // Ellipsize() will do something only if necessary

 
 #if defined( __WXGTK__ ) || defined(__WXMAC__)
     xpos++;
     ypos++;
 #endif
 
 
 #if defined( __WXGTK__ ) || defined(__WXMAC__)
     xpos++;
     ypos++;
 #endif
 

-    dc.SetClippingRegion(rect.x, rect.y, rect.width, rect.height);
-
+    // draw the text

     dc.DrawText(text, xpos, ypos);
     dc.DrawText(text, xpos, ypos);

-
-    dc.DestroyClippingRegion();

 }
 
 }
 

-void wxStatusBarGeneric::DrawField(wxDC& dc, int i)
+void wxStatusBarGeneric::DrawField(wxDC& dc, int i, int textHeight)

 {
     wxRect rect;
     GetFieldRect(i, rect);
 
 {
     wxRect rect;
     GetFieldRect(i, rect);
 

-    int style = m_panes[i].nStyle;
+    if (rect.GetWidth() <= 0)
+        return;     // happens when the status bar is shrinked in a very small area!
+
+    int style = m_panes[i].GetStyle();

     if (style != wxSB_FLAT)
     {
         // Draw border
     if (style != wxSB_FLAT)
     {
         // Draw border


@@ -283,7 +238,7 @@ void wxStatusBarGeneric::DrawField(wxDC& dc, int i)
 
         dc.SetPen((style == wxSB_RAISED) ? m_mediumShadowPen : m_hilightPen);
 
 
         dc.SetPen((style == wxSB_RAISED) ? m_mediumShadowPen : m_hilightPen);
 

-    #ifndef __WXPM__
+#ifndef __WXPM__

 
         // Right and bottom lines
         dc.DrawLine(rect.x + rect.width, rect.y,
 
         // Right and bottom lines
         dc.DrawLine(rect.x + rect.width, rect.y,


@@ -298,7 +253,7 @@ void wxStatusBarGeneric::DrawField(wxDC& dc, int i)
                rect.x, rect.y);
         dc.DrawLine(rect.x, rect.y,
             rect.x + rect.width, rect.y);
                rect.x, rect.y);
         dc.DrawLine(rect.x, rect.y,
             rect.x + rect.width, rect.y);

-    #else
+#else

 
         dc.DrawLine(rect.x + rect.width, rect.height + 2,
                     rect.x, rect.height + 2);
 
         dc.DrawLine(rect.x + rect.width, rect.height + 2,
                     rect.x, rect.height + 2);


@@ -310,49 +265,29 @@ void wxStatusBarGeneric::DrawField(wxDC& dc, int i)
                     rect.x + rect.width, rect.y);
         dc.DrawLine(rect.x, rect.y + rect.height,
                    rect.x, rect.y);
                     rect.x + rect.width, rect.y);
         dc.DrawLine(rect.x, rect.y + rect.height,
                    rect.x, rect.y);

-

 #endif
     }
 
 #endif
     }
 

-    DrawFieldText(dc, i);
+    DrawFieldText(dc, rect, i, textHeight);

 }
 
 }
 

-  // Get the position and size of the field's internal bounding rectangle
+// Get the position and size of the field's internal bounding rectangle

 bool wxStatusBarGeneric::GetFieldRect(int n, wxRect& rect) const
 {
     wxCHECK_MSG( (n >= 0) && ((size_t)n < m_panes.GetCount()), false,
                  _T("invalid status bar field index") );
 
 bool wxStatusBarGeneric::GetFieldRect(int n, wxRect& rect) const
 {
     wxCHECK_MSG( (n >= 0) && ((size_t)n < m_panes.GetCount()), false,
                  _T("invalid status bar field index") );
 

-    // FIXME: workarounds for OS/2 bugs have nothing to do here (VZ)
-    int width, height;
-#ifdef __WXPM__
-    GetSize(&width, &height);
-#else
-    GetClientSize(&width, &height);
-#endif
-
-    // we cache m_widthsAbs between calls and recompute it if client
-    // width has changed (or when it is initially empty)
-    if ( m_widthsAbs.IsEmpty() || (m_lastClientWidth != width) )
-    {
-        wxConstCast(this, wxStatusBarGeneric)->
-            m_widthsAbs = CalculateAbsWidths(width);
-        // remember last width for which we have recomputed the widths in pixels
-        wxConstCast(this, wxStatusBarGeneric)->
-            m_lastClientWidth = width;
-    }
+    if (m_widthsAbs.IsEmpty())
+        return false;

 
     rect.x = 0;
     for ( int i = 0; i < n; i++ )
 
     rect.x = 0;
     for ( int i = 0; i < n; i++ )

-    {

         rect.x += m_widthsAbs[i];
         rect.x += m_widthsAbs[i];

-    }
-

     rect.x += m_borderX;
     rect.x += m_borderX;

-    rect.y = m_borderY;

 
 

+    rect.y = m_borderY;

     rect.width = m_widthsAbs[n] - 2*m_borderX;
     rect.width = m_widthsAbs[n] - 2*m_borderX;

-    rect.height = height - 2*m_borderY;
+    rect.height = m_lastClientHeight - 2*m_borderY;

 
     return true;
 }
 
     return true;
 }


@@ -361,7 +296,7 @@ bool wxStatusBarGeneric::GetFieldRect(int n, wxRect& rect) const
 void wxStatusBarGeneric::InitColours()
 {
 #if defined(__WXPM__)
 void wxStatusBarGeneric::InitColours()
 {
 #if defined(__WXPM__)

-    m_mediumShadowPen = wxPen(wxColour(127, 127, 127), 1, wxSOLID);
+    m_mediumShadowPen = wxPen(wxColour(127, 127, 127));

     m_hilightPen = *wxWHITE_PEN;
 
     SetBackgroundColour(*wxLIGHT_GREY);
     m_hilightPen = *wxWHITE_PEN;
 
     SetBackgroundColour(*wxLIGHT_GREY);


@@ -372,27 +307,72 @@ void wxStatusBarGeneric::InitColours()
 #endif // __WXPM__/!__WXPM__
 }
 
 #endif // __WXPM__/!__WXPM__
 }
 

-// Responds to colour changes, and passes event on to children.
-void wxStatusBarGeneric::OnSysColourChanged(wxSysColourChangedEvent& event)
+void wxStatusBarGeneric::SetMinHeight(int height)

 {
 {

-    InitColours();
+    // check that this min height is not less than minimal height for the
+    // current font (min height is as calculated above in Create() except for border)
+    int minHeight = (int)((11*GetCharHeight())/10);

 
 

-    // Propagate the event to the non-top-level children
-    wxWindow::OnSysColourChanged(event);
+    if ( height > minHeight )
+        SetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, height + 2*m_borderY);

 }
 
 }
 

-void wxStatusBarGeneric::SetMinHeight(int height)
+wxRect wxStatusBarGeneric::GetSizeGripRect() const

 {
 {

-    // check that this min height is not less than minimal height for the
-    // current font
-    wxClientDC dc(this);
-    wxCoord y;
-    dc.GetTextExtent( wxT("X"), NULL, &y );
+    int width, height;
+    wxWindow::DoGetClientSize(&width, &height);

 
 

-    if ( height > (11*y)/10 )
+    if (GetLayoutDirection() == wxLayout_RightToLeft)
+        return wxRect(2, 2, height-2, height-4);
+    else
+        return wxRect(width-height-2, 2, height-2, height-4);
+}
+
+// ----------------------------------------------------------------------------
+// wxStatusBarGeneric - event handlers
+// ----------------------------------------------------------------------------
+
+void wxStatusBarGeneric::OnPaint(wxPaintEvent& WXUNUSED(event) )
+{
+    wxPaintDC dc(this);
+
+#ifdef __WXGTK20__
+    // Draw grip first
+    if ( ShowsSizeGrip() )

     {
     {

-        SetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, height + 2*m_borderY);
+        const wxRect& rc = GetSizeGripRect();
+        GdkWindowEdge edge =
+            GetLayoutDirection() == wxLayout_RightToLeft ? GDK_WINDOW_EDGE_SOUTH_WEST :
+                                                           GDK_WINDOW_EDGE_SOUTH_EAST;
+        gtk_paint_resize_grip( m_widget->style,
+                            GTKGetDrawingWindow(),
+                            (GtkStateType) GTK_WIDGET_STATE (m_widget),
+                            NULL,
+                            m_widget,
+                            "statusbar",
+                            edge,
+                            rc.x, rc.y, rc.width, rc.height );

     }
     }

+#endif // __WXGTK20__
+
+    if (GetFont().IsOk())
+        dc.SetFont(GetFont());
+
+    // compute char height only once for all panes:
+    int textHeight = dc.GetCharHeight();
+
+    dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
+    for (size_t i = 0; i < m_panes.GetCount(); i ++)
+        DrawField(dc, i, textHeight);
+}
+
+// Responds to colour changes, and passes event on to children.
+void wxStatusBarGeneric::OnSysColourChanged(wxSysColourChangedEvent& event)
+{
+    InitColours();
+
+    // Propagate the event to the non-top-level children
+    wxWindow::OnSysColourChanged(event);

 }
 
 void wxStatusBarGeneric::OnLeftDown(wxMouseEvent& event)
 }
 
 void wxStatusBarGeneric::OnLeftDown(wxMouseEvent& event)


@@ -476,4 +456,18 @@ void wxStatusBarGeneric::OnRightDown(wxMouseEvent& event)
 #endif
 }
 
 #endif
 }
 

+void wxStatusBarGeneric::OnSize(wxSizeEvent& WXUNUSED(event))
+{
+    // FIXME: workarounds for OS/2 bugs have nothing to do here (VZ)
+    int width;
+#ifdef __WXPM__
+    GetSize(&width, &m_lastClientHeight);
+#else
+    GetClientSize(&width, &m_lastClientHeight);
+#endif
+
+    // recompute the cache of the field widths if the status bar width has changed
+    m_widthsAbs = CalculateAbsWidths(width);
+}
+

 #endif // wxUSE_STATUSBAR
 #endif // wxUSE_STATUSBAR