class WXDLLEXPORT wxAccessible;
#endif
+// ----------------------------------------------------------------------------
+// helper stuff used by wxWindow
+// ----------------------------------------------------------------------------
+
+// struct containing all the visual attributes of a control
+struct WXDLLEXPORT wxVisualAttributes
+{
+ // the font used for control label/text inside it
+ wxFont font;
+
+ // the foreground colour
+ wxColour colFg;
+
+ // the background colour, may be wxNullColour if the controls background
+ // colour is not solid
+ wxColour colBg;
+};
+
+// different window variants, on platforms like eg mac uses different
+// rendering sizes
+enum wxWindowVariant
+{
+ wxWINDOW_VARIANT_NORMAL, // Normal size
+ wxWINDOW_VARIANT_SMALL, // Smaller size (about 25 % smaller than normal)
+ wxWINDOW_VARIANT_MINI, // Mini size (about 33 % smaller than normal)
+ wxWINDOW_VARIANT_LARGE, // Large size (about 25 % larger than normal)
+ wxWINDOW_VARIANT_MAX
+};
+
// ----------------------------------------------------------------------------
// (pseudo)template list classes
// ----------------------------------------------------------------------------
// temporarily switches event handlers).
// ----------------------------------------------------------------------------
-// different window variants, on platforms like eg mac uses different rendering sizes
-
-enum wxWindowVariant
-{
- wxWINDOW_VARIANT_DEFAULT, // Default size (usually == normal, may be set by a wxSystemOptions entry)
- wxWINDOW_VARIANT_NORMAL, // Normal size
- wxWINDOW_VARIANT_SMALL, // Smaller size (about 25 % smaller than normal )
- wxWINDOW_VARIANT_MINI, // Mini size (about 33 % smaller than normal )
- wxWINDOW_VARIANT_LARGE, // Large size (about 25 % larger than normal )
-};
-
class WXDLLEXPORT wxWindowBase : public wxEvtHandler
{
public:
virtual void SetSizeHints( int minW, int minH,
int maxW = -1, int maxH = -1,
int incW = -1, int incH = -1 );
+ void SetSizeHints( const wxSize& minSize,
+ const wxSize& maxSize=wxDefaultSize,
+ const wxSize& incSize=wxDefaultSize)
+ {
+ SetSizeHints(minSize.x, minSize.y,
+ maxSize.x, maxSize.y,
+ incSize.x, incSize.y);
+ }
virtual void SetVirtualSizeHints( int minW, int minH,
int maxW = -1, int maxH = -1 );
+ void SetVirtualSizeHints( const wxSize& minSize,
+ const wxSize& maxSize=wxDefaultSize)
+ {
+ SetVirtualSizeHints(minSize.x, minSize.y, maxSize.x, maxSize.y);
+ }
virtual int GetMinWidth() const { return m_minWidth; }
virtual int GetMinHeight() const { return m_minHeight; }
// Override this method to control the values given to Sizers etc.
virtual wxSize GetMaxSize() const { return wxSize( m_maxWidth, m_maxHeight ); }
-
+ virtual wxSize GetMinSize() const { return wxSize( m_minWidth, m_minHeight ); }
+
// Methods for accessing the virtual size of a window. For most
// windows this is just the client area of the window, but for
// some like scrolled windows it is more or less independent of
// make the window modal (all other windows unresponsive)
virtual void MakeModal(bool modal = true);
+
+ // (primitive) theming support
+ // ---------------------------
+
virtual void SetThemeEnabled(bool enableTheme) { m_themeEnabled = enableTheme; }
virtual bool GetThemeEnabled() const { return m_themeEnabled; }
virtual void ApplyParentThemeBackground(const wxColour& WXUNUSED(bg))
{ /* do nothing */ }
- // returns true if this window should inherit its parent colours on
- // creation
- virtual bool ShouldInheritColours() const { return false; }
-
// focus and keyboard handling
// ---------------------------
// colours, fonts and cursors
// --------------------------
+ // get the default attributes for the controls of this class: we
+ // provide a virtual function which can be used to query the default
+ // attributes of an existing control and a static function which can
+ // be used even when no existing object of the given class is
+ // available, but which won't return any styles specific to this
+ // particular control, of course (e.g. "Ok" button might have
+ // different -- bold for example -- font)
+ virtual wxVisualAttributes GetDefaultAttributes() const
+ {
+ return GetClassDefaultAttributes(GetWindowVariant());
+ }
+
+ static wxVisualAttributes
+ GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
+
// set/retrieve the window colours (system defaults are used by
- // default): Set functions return true if colour was changed
- virtual bool SetBackgroundColour( const wxColour &colour );
- virtual bool SetForegroundColour( const wxColour &colour );
+ // default): SetXXX() functions return true if colour was changed,
+ // SetDefaultXXX() reset the "m_hasXXX" flag after setting the value
+ // to prevent it from being inherited by our children
+ virtual bool SetBackgroundColour(const wxColour& colour);
+ void SetDefaultBackgroundColour(const wxColour& colour)
+ {
+ if ( SetBackgroundColour(colour) )
+ m_hasBgCol = false;
+ }
+ wxColour GetBackgroundColour() const;
+
+ virtual bool SetForegroundColour(const wxColour& colour);
+ void SetDefaultForegroundColour(const wxColour& colour)
+ {
+ if ( SetForegroundColour(colour) )
+ m_hasFgCol = false;
+ }
+ wxColour GetForegroundColour() const;
- wxColour GetBackgroundColour() const { return m_backgroundColour; }
- wxColour GetForegroundColour() const { return m_foregroundColour; }
+ // set/retrieve the font for the window (SetFont() returns true if the
+ // font really changed)
+ virtual bool SetFont(const wxFont& font) = 0;
+ void SetDefaultFont(const wxFont& font)
+ {
+ if ( SetFont(font) )
+ m_hasFont = false;
+ }
+ const wxFont& GetFont() const { return DoGetFont(); }
+ wxFont& GetFont() { return DoGetFont(); }
// set/retrieve the cursor for this window (SetCursor() returns true
// if the cursor was really changed)
const wxCursor& GetCursor() const { return m_cursor; }
wxCursor& GetCursor() { return m_cursor; }
- // set/retrieve the font for the window (SetFont() returns true if the
- // font really changed)
- virtual bool SetFont( const wxFont &font ) = 0;
- const wxFont& GetFont() const { return m_font; }
- wxFont& GetFont() { return m_font; }
-
#if wxUSE_CARET
// associate a caret with the window
void SetCaret(wxCaret *caret);
wxSizer *GetSizer() const { return m_windowSizer; }
// Track if this window is a member of a sizer
- void SetContainingSizer(wxSizer* sizer)
- {
- // adding a window to a sizer twice is going to result in fatal and
- // hard to debug problems later because when deleting the second
- // associated wxSizerItem we're going to dereference a dangling
- // pointer; so try to detect this as early as possible
- wxASSERT_MSG( !sizer || m_containingSizer != sizer,
- _T("Adding a window to the same sizer twice?") );
-
- m_containingSizer = sizer;
- }
+ void SetContainingSizer(wxSizer* sizer);
wxSizer *GetContainingSizer() const { return m_containingSizer; }
// accessibility
wxWindow *GetAncestorWithCustomPalette() const;
#endif // wxUSE_PALETTE
+ // inherit the parents visual attributes if they had been explicitly set
+ // by the user (i.e. we don't inherit default attributes) and if we don't
+ // have our own explicitly set
+ virtual void InheritAttributes();
+
+ // returns false from here if this window doesn't want to inherit the
+ // parents colours even if InheritAttributes() would normally do it
+ //
+ // this just provides a simple way to customize InheritAttributes()
+ // behaviour in the most common case
+ virtual bool ShouldInheritColours() const { return false; }
+
protected:
// event handling specific to wxWindow
virtual bool TryValidator(wxEvent& event);
// visual window attributes
wxCursor m_cursor;
- wxFont m_font;
- wxColour m_backgroundColour, m_foregroundColour;
+ wxFont m_font; // see m_hasFont
+ wxColour m_backgroundColour, // m_hasBgCol
+ m_foregroundColour; // m_hasFgCol
#if wxUSE_CARET
wxCaret *m_caret;
#if wxUSE_ACCESSIBILITY
wxAccessible* m_accessible;
#endif
+
+ // Initial window size, used as minimal size in Sizers
+ wxSize m_initialSize;
+
// Virtual size (scrolling)
wxSize m_virtualSize;
virtual void DoSetWindowVariant( wxWindowVariant variant ) ;
private:
-
// contains the last id generated by NewControlId
static int ms_lastControlId;
// the stack of windows which have captured the mouse
static struct WXDLLEXPORT wxWindowNext *ms_winCaptureNext;
+ // implementation of both const and non-const versions of GetFont()
+ wxFont& DoGetFont() const;
+
+
DECLARE_ABSTRACT_CLASS(wxWindowBase)
DECLARE_NO_COPY_CLASS(wxWindowBase)
DECLARE_EVENT_TABLE()
projects / wxWidgets.git / blobdiff