X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e72ac08291dc20516333e784ff0f8bf6d16db38e..32485259c1342115488d219776dfebeb3d4d81b1:/include/wx/sizer.h?ds=sidebyside diff --git a/include/wx/sizer.h b/include/wx/sizer.h index 78581ba30c..7969475a07 100644 --- a/include/wx/sizer.h +++ b/include/wx/sizer.h @@ -102,29 +102,36 @@ private: }; -//--------------------------------------------------------------------------- -// wxSizerItem -//--------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- +// wxSizerSpacer: used by wxSizerItem to represent a spacer +// ---------------------------------------------------------------------------- -class WXDLLEXPORT wxSizerItem: public wxObject +class WXDLLEXPORT wxSizerSpacer { public: - // window with flags - wxSizerItem(wxWindow *window, const wxSizerFlags& flags) - { - Init(flags); + wxSizerSpacer(const wxSize& size) : m_size(size), m_isShown(true) { } - m_window = window; - } + void SetSize(const wxSize& size) { m_size = size; } + const wxSize& GetSize() const { return m_size; } - // sizer with flags - wxSizerItem(wxSizer *sizer, const wxSizerFlags& flags) - { - Init(flags); + void Show(bool show) { m_isShown = show; } + bool IsShown() const { return m_isShown; } - m_sizer = sizer; - } +private: + // the size, in pixel + wxSize m_size; + // is the spacer currently shown? + bool m_isShown; +}; + +// ---------------------------------------------------------------------------- +// wxSizerItem +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxSizerItem : public wxObject +{ +public: // window wxSizerItem( wxWindow *window, int proportion, @@ -132,6 +139,14 @@ public: int border, wxObject* userData ); + // window with flags + wxSizerItem(wxWindow *window, const wxSizerFlags& flags) + { + Init(flags); + + SetWindow(window); + } + // subsizer wxSizerItem( wxSizer *sizer, int proportion, @@ -139,6 +154,14 @@ public: int border, wxObject* userData ); + // sizer with flags + wxSizerItem(wxSizer *sizer, const wxSizerFlags& flags) + { + Init(flags); + + SetSizer(sizer); + } + // spacer wxSizerItem( int width, int height, @@ -147,14 +170,21 @@ public: int border, wxObject* userData); + // spacer with flags + wxSizerItem(int width, int height, const wxSizerFlags& flags) + { + Init(flags); + + SetSpacer(width, height); + } + wxSizerItem(); virtual ~wxSizerItem(); virtual void DeleteWindows(); // Enable deleting the SizerItem without destroying the contained sizer. - void DetachSizer() - { m_sizer = 0; } + void DetachSizer() { m_sizer = NULL; } virtual wxSize GetSize() const; virtual wxSize CalcMin(); @@ -165,31 +195,32 @@ public: wxSize GetMinSizeWithBorder() const; void SetMinSize(const wxSize& size) - { - if (IsWindow()) m_window->SetMinSize(size); - m_minSize = size; - } + { + if ( IsWindow() ) + m_window->SetMinSize(size); + m_minSize = size; + } void SetMinSize( int x, int y ) { SetMinSize(wxSize(x, y)); } void SetInitSize( int x, int y ) { SetMinSize(wxSize(x, y)); } - void SetRatio( int width, int height ) - // if either of dimensions is zero, ratio is assumed to be 1 - // to avoid "divide by zero" errors + // if either of dimensions is zero, ratio is assumed to be 1 + // to avoid "divide by zero" errors + void SetRatio(int width, int height) { m_ratio = (width && height) ? ((float) width / (float) height) : 1; } - void SetRatio( wxSize size ) - { m_ratio = (size.x && size.y) ? ((float) size.x / (float) size.y) : 1; } - void SetRatio( float ratio ) + void SetRatio(const wxSize& size) + { SetRatio(size.x, size.y); } + void SetRatio(float ratio) { m_ratio = ratio; } float GetRatio() const { return m_ratio; } - virtual wxRect GetRect() { return m_zoneRect; } + virtual wxRect GetRect() { return m_rect; } - bool IsWindow() const; - bool IsSizer() const; - bool IsSpacer() const; + bool IsWindow() const { return m_kind == Item_Window; } + bool IsSizer() const { return m_kind == Item_Sizer; } + bool IsSpacer() const { return m_kind == Item_Spacer; } // Deprecated in 2.6, use {G,S}etProportion instead. wxDEPRECATED( void SetOption( int option ) ); @@ -209,48 +240,56 @@ public: { return m_border; } wxWindow *GetWindow() const - { return m_window; } - void SetWindow( wxWindow *window ) - { m_window = window; m_minSize = window->GetSize(); } + { return m_kind == Item_Window ? m_window : NULL; } wxSizer *GetSizer() const - { return m_sizer; } - void SetSizer( wxSizer *sizer ) - { m_sizer = sizer; } - const wxSize &GetSpacer() const - { return m_size; } - void SetSpacer( const wxSize &size ) - { m_size = size; m_minSize = size; } + { return m_kind == Item_Sizer ? m_sizer : NULL; } + wxSize GetSpacer() const; - void Show ( bool show ); - bool IsShown() const - { return m_show; } + void Show(bool show); + bool IsShown() const; wxObject* GetUserData() const { return m_userData; } wxPoint GetPosition() const { return m_pos; } + + // these functions do not free old sizer/spacer + void SetWindow(wxWindow *window); + void SetSizer(wxSizer *sizer); + void SetSpacer(const wxSize& size); + void SetSpacer(int width, int height) { SetSpacer(wxSize(width, height)); } + protected: // common part of several ctors - void Init(); + void Init() { m_userData = NULL; } // common part of ctors taking wxSizerFlags void Init(const wxSizerFlags& flags); + enum + { + Item_None, + Item_Window, + Item_Sizer, + Item_Spacer, + Item_Max + } m_kind; + union + { + wxWindow *m_window; + wxSizer *m_sizer; + wxSizerSpacer *m_spacer; + }; - wxWindow *m_window; - wxSizer *m_sizer; - wxSize m_size; wxPoint m_pos; wxSize m_minSize; int m_proportion; int m_border; int m_flag; - wxRect m_zoneRect; // Rectangle for window or item (not including borders) - // If true, then this item is considered in the layout - // calculation. Otherwise, it is skipped over. - bool m_show; + // on screen rectangle of this item (not including borders) + wxRect m_rect; // Aspect ratio can always be calculated from m_size, // but this would cause precision loss when the window @@ -374,13 +413,13 @@ public: void SetMinSize( wxSize size ) { DoSetMinSize( size.x, size.y ); } - /* Searches recursively */ + // Searches recursively bool SetItemMinSize( wxWindow *window, int width, int height ) { return DoSetItemMinSize( window, width, height ); } bool SetItemMinSize( wxWindow *window, wxSize size ) { return DoSetItemMinSize( window, size.x, size.y ); } - /* Searches recursively */ + // Searches recursively bool SetItemMinSize( wxSizer *sizer, int width, int height ) { return DoSetItemMinSize( sizer, width, height ); } bool SetItemMinSize( wxSizer *sizer, wxSize size ) @@ -396,7 +435,7 @@ public: wxPoint GetPosition() const { return m_position; } - /* Calculate the minimal size or return m_minSize if bigger. */ + // Calculate the minimal size or return m_minSize if bigger. wxSize GetMinSize(); virtual void RecalcSizes() = 0; @@ -438,11 +477,18 @@ public: // Recursively call wxWindow::Show () on all sizer items. virtual void ShowItems (bool show); + void Show(bool show) + { m_isShown = show; + ShowItems(show); + } + bool IsShown() const { return m_isShown; } + protected: wxSize m_size; wxSize m_minSize; wxPoint m_position; wxSizerItemList m_children; + bool m_isShown; wxSize GetMaxWindowSize( wxWindow *window ) const; wxSize GetMinWindowSize( wxWindow *window );