workaround for MGL's weirdness: won't render rectangles of w=1 or h=1

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

diff --git a/src/generic/listctrl.cpp b/src/generic/listctrl.cpp
index 5e7ce897adeb7f15ee9e0929f6c8b48534ce777e..76b34f650b0d7230581372e56cce67d36b8aa46d 100644 (file)
--- a/src/generic/listctrl.cpp
+++ b/src/generic/listctrl.cpp
@@ -50,7 +50,7 @@
 #include "wx/imaglist.h"
 #include "wx/listctrl.h"
 
 #include "wx/imaglist.h"
 #include "wx/listctrl.h"
 

-#ifdef __WXGTK__
+#if defined(__WXGTK__)

     #include <gtk/gtk.h>
     #include "wx/gtk/win_gtk.h"
 #endif
     #include <gtk/gtk.h>
     #include "wx/gtk/win_gtk.h"
 #endif


@@ -827,7 +827,7 @@ protected:
 #ifdef __WXMAC__
         return *wxWHITE;
 #else
 #ifdef __WXMAC__
         return *wxWHITE;
 #else

-        return wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT);
+        return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);

 #endif
     }
 
 #endif
     }
 


@@ -1595,7 +1595,7 @@ bool wxListLineData::SetAttributes(wxDC *dc,
     wxColour colText;
     if ( highlighted )
     {
     wxColour colText;
     if ( highlighted )
     {

-        colText = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
+        colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);

     }
     else
     {
     }
     else
     {


@@ -1786,7 +1786,7 @@ wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
     m_owner = owner;
     m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
 
     m_owner = owner;
     m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
 

-    SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE ) );
+    SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ) );

 }
 
 wxListHeaderWindow::~wxListHeaderWindow()
 }
 
 wxListHeaderWindow::~wxListHeaderWindow()


@@ -1796,7 +1796,7 @@ wxListHeaderWindow::~wxListHeaderWindow()
 
 void wxListHeaderWindow::DoDrawRect( wxDC *dc, int x, int y, int w, int h )
 {
 
 void wxListHeaderWindow::DoDrawRect( wxDC *dc, int x, int y, int w, int h )
 {

-#ifdef __WXGTK__
+#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)

     GtkStateType state = m_parent->IsEnabled() ? GTK_STATE_NORMAL
                                                : GTK_STATE_INSENSITIVE;
 
     GtkStateType state = m_parent->IsEnabled() ? GTK_STATE_NORMAL
                                                : GTK_STATE_INSENSITIVE;
 


@@ -1804,14 +1804,15 @@ void wxListHeaderWindow::DoDrawRect( wxDC *dc, int x, int y, int w, int h )
 
     gtk_paint_box (m_wxwindow->style, GTK_PIZZA(m_wxwindow)->bin_window,
                    state, GTK_SHADOW_OUT,
 
     gtk_paint_box (m_wxwindow->style, GTK_PIZZA(m_wxwindow)->bin_window,
                    state, GTK_SHADOW_OUT,

-                   (GdkRectangle*) NULL, m_wxwindow, "button",
+                   (GdkRectangle*) NULL, m_wxwindow,
+                   (char *)"button", // const_cast

                    x-1, y-1, w+2, h+2);
 #elif defined( __WXMAC__  )
     const int m_corner = 1;
 
     dc->SetBrush( *wxTRANSPARENT_BRUSH );
 
                    x-1, y-1, w+2, h+2);
 #elif defined( __WXMAC__  )
     const int m_corner = 1;
 
     dc->SetBrush( *wxTRANSPARENT_BRUSH );
 

-    dc->SetPen( wxPen( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNSHADOW ) , 1 , wxSOLID ) );
+    dc->SetPen( wxPen( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNSHADOW ) , 1 , wxSOLID ) );

     dc->DrawLine( x+w-m_corner+1, y, x+w, y+h );  // right (outer)
     dc->DrawRectangle( x, y+h, w+1, 1 );          // bottom (outer)
 
     dc->DrawLine( x+w-m_corner+1, y, x+w, y+h );  // right (outer)
     dc->DrawRectangle( x, y+h, w+1, 1 );          // bottom (outer)
 


@@ -1835,7 +1836,7 @@ void wxListHeaderWindow::DoDrawRect( wxDC *dc, int x, int y, int w, int h )
     dc->DrawLine( x+w-m_corner+1, y, x+w, y+h );  // right (outer)
     dc->DrawRectangle( x, y+h, w+1, 1 );          // bottom (outer)
 
     dc->DrawLine( x+w-m_corner+1, y, x+w, y+h );  // right (outer)
     dc->DrawRectangle( x, y+h, w+1, 1 );          // bottom (outer)
 

-    wxPen pen( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNSHADOW ), 1, wxSOLID );
+    wxPen pen( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNSHADOW ), 1, wxSOLID );

 
     dc->SetPen( pen );
     dc->DrawLine( x+w-m_corner, y, x+w-1, y+h );  // right (inner)
 
     dc->SetPen( pen );
     dc->DrawLine( x+w-m_corner, y, x+w-1, y+h );  // right (inner)


@@ -1865,7 +1866,7 @@ void wxListHeaderWindow::AdjustDC(wxDC& dc)
 
 void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
 {
 
 void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
 {

-#ifdef __WXGTK__
+#if defined(__WXGTK__)

     wxClientDC dc( this );
 #else
     wxPaintDC dc( this );
     wxClientDC dc( this );
 #else
     wxPaintDC dc( this );


@@ -1949,9 +1950,9 @@ void wxListHeaderWindow::DrawCurrent()
 {
     int x1 = m_currentX;
     int y1 = 0;
 {
     int x1 = m_currentX;
     int y1 = 0;

-    ClientToScreen( &x1, &y1 );
+    m_owner->ClientToScreen( &x1, &y1 );

 
 

-    int x2 = m_currentX-1;
+    int x2 = m_currentX;

     int y2 = 0;
     m_owner->GetClientSize( NULL, &y2 );
     m_owner->ClientToScreen( &x2, &y2 );
     int y2 = 0;
     m_owner->GetClientSize( NULL, &y2 );
     m_owner->ClientToScreen( &x2, &y2 );


@@ -2307,7 +2308,7 @@ wxListMainWindow::wxListMainWindow( wxWindow *parent,
 
     m_highlightBrush = new wxBrush
                            (
 
     m_highlightBrush = new wxBrush
                            (

-                            wxSystemSettings::GetSystemColour
+                            wxSystemSettings::GetColour

                             (
                                 wxSYS_COLOUR_HIGHLIGHT
                             ),
                             (
                                 wxSYS_COLOUR_HIGHLIGHT
                             ),


@@ -2316,7 +2317,7 @@ wxListMainWindow::wxListMainWindow( wxWindow *parent,
 
     m_highlightUnfocusedBrush = new wxBrush
                                     (
 
     m_highlightUnfocusedBrush = new wxBrush
                                     (

-                                       wxSystemSettings::GetSystemColour
+                                       wxSystemSettings::GetColour

                                        (
                                            wxSYS_COLOUR_BTNSHADOW
                                        ),
                                        (
                                            wxSYS_COLOUR_BTNSHADOW
                                        ),


@@ -2329,7 +2330,7 @@ wxListMainWindow::wxListMainWindow( wxWindow *parent,
     InitScrolling();
     SetScrollbars( m_xScroll, m_yScroll, 0, 0, 0, 0 );
 
     InitScrolling();
     SetScrollbars( m_xScroll, m_yScroll, 0, 0, 0, 0 );
 

-    SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_LISTBOX ) );
+    SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ) );

 }
 
 wxListMainWindow::~wxListMainWindow()
 }
 
 wxListMainWindow::~wxListMainWindow()


@@ -3920,10 +3921,26 @@ void wxListMainWindow::RecalculatePositions(bool noRefresh)
     else
         iconSpacing = 0;
 
     else
         iconSpacing = 0;
 

+    // Note that we do not call GetClientSize() here but
+    // GetSize() and substract the border size for sunken
+    // borders manually. This is technically incorrect,
+    // but we need to know the client area's size WITHOUT
+    // scrollbars here. Since we don't know if there are
+    // any scrollbars, we use GetSize() instead. Another
+    // solution would be to call SetScrollbars() here to
+    // remove the scrollbars and call GetClientSize() then,
+    // but this might result in flicker and - worse - will
+    // reset the scrollbars to 0 which is not good at all
+    // if you resize a dialog/window, but don't want to
+    // reset the window scrolling. RR.
+    // Furthermore, we actually do NOT subtract the border
+    // width as 2 pixels is just the extra space which we
+    // need around the actual content in the window. Other-
+    // wise the text would e.g. touch the upper border. RR.

     int clientWidth,
         clientHeight;
     int clientWidth,
         clientHeight;

-    GetClientSize( &clientWidth, &clientHeight );
-
+    GetSize( &clientWidth, &clientHeight );
+    

     if ( HasFlag(wxLC_REPORT) )
     {
         // all lines have the same height
     if ( HasFlag(wxLC_REPORT) )
     {
         // all lines have the same height


@@ -3952,13 +3969,26 @@ void wxListMainWindow::RecalculatePositions(bool noRefresh)
         // fit into the window, we recalculate after subtracting an
         // approximated 15 pt for the horizontal scrollbar
 
         // fit into the window, we recalculate after subtracting an
         // approximated 15 pt for the horizontal scrollbar
 

-        clientHeight -= 4;  // sunken frame
-

         int entireWidth = 0;
 
         for (int tries = 0; tries < 2; tries++)
         {
         int entireWidth = 0;
 
         for (int tries = 0; tries < 2; tries++)
         {

-            entireWidth = 0;
+            // We start with 4 for the border around all items
+            entireWidth = 4;
+                
+            if (tries == 1)
+            {
+                // Now we have decided that the items do not fit into the
+                // client area. Unfortunately, wxWindows sometimes thinks
+                // that it does fit and therefore NO horizontal scrollbar
+                // is inserted. This looks ugly, so we fudge here and make
+                // the calculated width bigger than was actually has been
+                // calculated. This ensures that wxScrolledWindows puts
+                // a scrollbar at the bottom of its client area.
+                entireWidth += SCROLL_UNIT_X;
+            }
+            
+            // Start at 2,2 so the text does not touch the border

             int x = 2;
             int y = 2;
             int maxWidth = 0;
             int x = 2;
             int y = 2;
             int maxWidth = 0;


@@ -3971,7 +4001,7 @@ void wxListMainWindow::RecalculatePositions(bool noRefresh)
                 currentlyVisibleLines++;
                 wxListLineData *line = GetLine(i);
                 line->CalculateSize( &dc, iconSpacing );
                 currentlyVisibleLines++;
                 wxListLineData *line = GetLine(i);
                 line->CalculateSize( &dc, iconSpacing );

-                line->SetPosition( x, y, clientWidth, iconSpacing );
+                line->SetPosition( x, y, clientWidth, iconSpacing );  // Why clientWidth? (FIXME)

 
                 wxSize sizeLine = GetLineSize(i);
 
 
                 wxSize sizeLine = GetLineSize(i);
 


@@ -3982,8 +4012,8 @@ void wxListMainWindow::RecalculatePositions(bool noRefresh)
                 if (currentlyVisibleLines > m_linesPerPage)
                     m_linesPerPage = currentlyVisibleLines;
 
                 if (currentlyVisibleLines > m_linesPerPage)
                     m_linesPerPage = currentlyVisibleLines;
 

-                // assume that the size of the next one is the same... (FIXME)
-                if ( y + sizeLine.y - 6 >= clientHeight )
+                // Assume that the size of the next one is the same... (FIXME)
+                if ( y + sizeLine.y >= clientHeight )

                 {
                     currentlyVisibleLines = 0;
                     y = 2;
                 {
                     currentlyVisibleLines = 0;
                     y = 2;


@@ -3991,17 +4021,21 @@ void wxListMainWindow::RecalculatePositions(bool noRefresh)
                     entireWidth += maxWidth+6;
                     maxWidth = 0;
                 }
                     entireWidth += maxWidth+6;
                     maxWidth = 0;
                 }

+                
+                // We have reached the last item.

                 if ( i == count - 1 )
                     entireWidth += maxWidth;
                 if ( i == count - 1 )
                     entireWidth += maxWidth;

-                if ((tries == 0) && (entireWidth > clientWidth))
+                    
+                if ( (tries == 0) && (entireWidth+SCROLL_UNIT_X > clientWidth) )

                 {
                 {

-                    clientHeight -= 15; // scrollbar height
+                    clientHeight -= 15; // We guess the scrollbar height. (FIXME)

                     m_linesPerPage = 0;
                     currentlyVisibleLines = 0;
                     break;
                 }
                     m_linesPerPage = 0;
                     currentlyVisibleLines = 0;
                     break;
                 }

+                

                 if ( i == count - 1 )
                 if ( i == count - 1 )

-                    tries = 1;  // everything fits, no second try required
+                    tries = 1;  // Everything fits, no second try required.

             }
         }
 
             }
         }