X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1b3667ab28da7b78b49813b99047221e03a69b62..a4f6fe43c33bd7933645d110ad2719871dab043d:/include/wx/gtk/window.h diff --git a/include/wx/gtk/window.h b/include/wx/gtk/window.h index 011e37e638..171f34fac9 100644 --- a/include/wx/gtk/window.h +++ b/include/wx/gtk/window.h @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: window.h +// Name: wx/gtk/window.h // Purpose: // Author: Robert Roebling // Id: $Id$ @@ -7,539 +7,458 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +#ifndef _WX_GTK_WINDOW_H_ +#define _WX_GTK_WINDOW_H_ -#ifndef __GTKWINDOWH__ -#define __GTKWINDOWH__ +#include "wx/dynarray.h" -#ifdef __GNUG__ - #pragma interface +#ifdef __WXGTK3__ + typedef struct _cairo cairo_t; + typedef struct _GtkStyleProvider GtkStyleProvider; + #define WXUNUSED_IN_GTK3(x) +#else + #define WXUNUSED_IN_GTK3(x) x #endif -#include "wx/defs.h" -#include "wx/object.h" -#include "wx/list.h" -#include "wx/event.h" -#include "wx/validate.h" -#include "wx/cursor.h" -#include "wx/font.h" -#include "wx/region.h" -#include "wx/accel.h" +typedef struct _GdkEventKey GdkEventKey; +typedef struct _GtkIMContext GtkIMContext; -//----------------------------------------------------------------------------- -// global data -//----------------------------------------------------------------------------- - -extern const wxChar *wxFrameNameStr; -extern wxWindowList wxTopLevelWindows; - -//----------------------------------------------------------------------------- -// global function -//----------------------------------------------------------------------------- - -extern wxWindow* wxGetActiveWindow(); - -//----------------------------------------------------------------------------- -// classes -//----------------------------------------------------------------------------- - -class wxLayoutConstraints; -class wxSizer; -class wxDC; -class wxClientData; -class wxVoidClientData; -class wxWindow; -#if wxUSE_WX_RESOURCES - class wxResourceTable; - class wxItemResource; -#endif -#if wxUSE_DRAG_AND_DROP - class wxDropTarget; -#endif -class wxToolTip; - -//----------------------------------------------------------------------------- -// callback definition for inserting a window (internal) -//----------------------------------------------------------------------------- +WX_DEFINE_EXPORTED_ARRAY_PTR(GdkWindow *, wxArrayGdkWindows); -typedef void (*wxInsertChildFunction)( wxWindow*, wxWindow* ); +extern "C" +{ -//----------------------------------------------------------------------------- -// global data -//----------------------------------------------------------------------------- +typedef void (*wxGTKCallback)(); -extern const wxChar *wxPanelNameStr; -extern const wxSize wxDefaultSize; -extern const wxPoint wxDefaultPosition; +} //----------------------------------------------------------------------------- -// wxClientData +// wxWindowGTK //----------------------------------------------------------------------------- -class wxClientData +class WXDLLIMPEXP_CORE wxWindowGTK : public wxWindowBase { public: - wxClientData() { } - virtual ~wxClientData() { } -}; - -//----------------------------------------------------------------------------- -// wxStringClientData -//----------------------------------------------------------------------------- + // creating the window + // ------------------- + wxWindowGTK(); + wxWindowGTK(wxWindow *parent, + wxWindowID id, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = 0, + const wxString& name = wxPanelNameStr); + bool Create(wxWindow *parent, + wxWindowID id, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = 0, + const wxString& name = wxPanelNameStr); + virtual ~wxWindowGTK(); + + // implement base class (pure) virtual methods + // ------------------------------------------- -class wxStringClientData : public wxClientData -{ -public: - wxStringClientData() { } - wxStringClientData( wxString &data ) { m_data = data; } - void SetData( wxString &data ) { m_data = data; } - wxString GetData() const { return m_data; } + virtual void Raise(); + virtual void Lower(); -private: - wxString m_data; -}; + virtual bool Show( bool show = true ); -//----------------------------------------------------------------------------- -// wxWindow -//----------------------------------------------------------------------------- + virtual bool IsRetained() const; -class wxWindow : public wxEvtHandler -{ - DECLARE_DYNAMIC_CLASS(wxWindow) + virtual void SetFocus(); -public: - // creating the window - // ------------------- - wxWindow(); - wxWindow(wxWindow *parent, wxWindowID id, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, - long style = 0, - const wxString& name = wxPanelNameStr); - bool Create(wxWindow *parent, wxWindowID id, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, - long style = 0, - const wxString& name = wxPanelNameStr); - virtual ~wxWindow(); - -#if wxUSE_WX_RESOURCES - virtual bool LoadFromResource(wxWindow *parent, - const wxString& resourceName, - const wxResourceTable *table = (const wxResourceTable *) NULL); - virtual wxControl *CreateItem(const wxItemResource* childResource, - const wxItemResource* parentResource, - const wxResourceTable *table = (const wxResourceTable *) NULL); -#endif // wxUSE_WX_RESOURCES - - // closing the window - // ------------------ - bool Close( bool force = FALSE ); - virtual bool Destroy(); - virtual bool DestroyChildren(); - - bool IsBeingDeleted(); - - // moving/resizing - // --------------- - - // set the window size and/or position - void SetSize( int x, int y, int width, int height, - int sizeFlags = wxSIZE_AUTO ) - { DoSetSize(x, y, width, height, sizeFlags); } - - void SetSize( int width, int height ) - { DoSetSize( -1, -1, width, height, wxSIZE_USE_EXISTING ); } - - void SetSize( const wxSize& size ) - { SetSize( size.x, size.y); } - - void SetSize(const wxRect& rect, int sizeFlags = wxSIZE_AUTO) - { DoSetSize(rect.x, rect.y, rect.width, rect.height, sizeFlags); } - - void Move( int x, int y ) - { DoSetSize( x, y, -1, -1, wxSIZE_USE_EXISTING ); } - - void Move(const wxPoint& pt) - { Move(pt.x, pt.y); } - - // client size is the size of area available for subwindows - void SetClientSize( int width, int height ) - { DoSetClientSize(width, height); } - - void SetClientSize( const wxSize& size ) - { DoSetClientSize(size.x, size.y); } - - void SetClientSize(const wxRect& rect) - { SetClientSize( rect.width, rect.height ); } - - // get the window position and/or size - virtual void GetPosition( int *x, int *y ) const; - wxPoint GetPosition() const - { - int w, h; - GetPosition(& w, & h); + // hint from wx to native GTK+ tab traversal code + virtual void SetCanFocus(bool canFocus); - return wxPoint(w, h); - } + virtual bool Reparent( wxWindowBase *newParent ); - virtual void GetSize( int *width, int *height ) const; + virtual void WarpPointer(int x, int y); - wxSize GetSize() const - { - int w, h; - GetSize(& w, & h); - return wxSize(w, h); - } + virtual void Refresh( bool eraseBackground = true, + const wxRect *rect = (const wxRect *) NULL ); + virtual void Update(); + virtual void ClearBackground(); - wxRect GetRect() const - { - int x, y, w, h; - GetPosition(& x, & y); - GetSize(& w, & h); + virtual bool SetBackgroundColour( const wxColour &colour ); + virtual bool SetForegroundColour( const wxColour &colour ); + virtual bool SetCursor( const wxCursor &cursor ); + virtual bool SetFont( const wxFont &font ); - return wxRect(x, y, w, h); - } + virtual bool SetBackgroundStyle(wxBackgroundStyle style) ; + virtual bool IsTransparentBackgroundSupported(wxString* reason = NULL) const; - virtual void GetClientSize( int *width, int *height ) const; - wxSize GetClientSize() const - { - int w, h; - GetClientSize(& w, & h); - return wxSize(w, h); - } + virtual int GetCharHeight() const; + virtual int GetCharWidth() const; - // position with respect to the the parent window - virtual void Centre( int direction = wxHORIZONTAL ); - void Center(int direction = wxHORIZONTAL) { Centre(direction); } - virtual void Fit(); + virtual void SetScrollbar( int orient, int pos, int thumbVisible, + int range, bool refresh = true ); + virtual void SetScrollPos( int orient, int pos, bool refresh = true ); + virtual int GetScrollPos( int orient ) const; + virtual int GetScrollThumb( int orient ) const; + virtual int GetScrollRange( int orient ) const; + virtual void ScrollWindow( int dx, int dy, + const wxRect* rect = NULL ); + virtual bool ScrollLines(int lines); + virtual bool ScrollPages(int pages); - // set min/max size of the window - virtual void SetSizeHints( int minW, int minH, - int maxW = -1, int maxH = -1, - int incW = -1, int incH = -1 ); +#if wxUSE_DRAG_AND_DROP + virtual void SetDropTarget( wxDropTarget *dropTarget ); +#endif // wxUSE_DRAG_AND_DROP - // Dialog units translations. Implemented in wincmn.cpp. - // ----------------------------------------------------- + virtual void AddChild( wxWindowBase *child ); + virtual void RemoveChild( wxWindowBase *child ); - wxPoint ConvertPixelsToDialog( const wxPoint& pt ); - wxPoint ConvertDialogToPixels( const wxPoint& pt ); - wxSize ConvertPixelsToDialog( const wxSize& sz ) - { - wxPoint pt(ConvertPixelsToDialog(wxPoint(sz.x, sz.y))); - - return wxSize(pt.x, pt.y); - } + virtual void SetLayoutDirection(wxLayoutDirection dir); + virtual wxLayoutDirection GetLayoutDirection() const; + virtual wxCoord AdjustForLayoutDirection(wxCoord x, + wxCoord width, + wxCoord widthTotal) const; - wxSize ConvertDialogToPixels( const wxSize& sz ) - { - wxPoint pt(ConvertDialogToPixels(wxPoint(sz.x, sz.y))); + virtual bool DoIsExposed( int x, int y ) const; + virtual bool DoIsExposed( int x, int y, int w, int h ) const; - return wxSize(pt.x, pt.y); - } + // currently wxGTK2-only + void SetDoubleBuffered(bool on); + virtual bool IsDoubleBuffered() const; - void OnSize( wxSizeEvent &event ); + // SetLabel(), which does nothing in wxWindow + virtual void SetLabel(const wxString& label) { m_gtkLabel = label; } + virtual wxString GetLabel() const { return m_gtkLabel; } - // window state - // ------------ + // implementation + // -------------- - virtual bool Show( bool show ); - virtual void Enable( bool enable ); - virtual void MakeModal( bool modal ); - virtual bool IsEnabled() const { return m_isEnabled; } - inline bool Enabled() const { return IsEnabled(); } + virtual WXWidget GetHandle() const { return m_widget; } - virtual void SetFocus(); - static wxWindow *FindFocus(); + // many important things are done here, this function must be called + // regularly + virtual void OnInternalIdle(); - void SetReturnCode( int retCode ); - int GetReturnCode(); + // For compatibility across platforms (not in event table) + void OnIdle(wxIdleEvent& WXUNUSED(event)) {} - // parent/children relations - // ------------------------- + // Used by all window classes in the widget creation process. + bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size ); + void PostCreation(); - virtual void AddChild( wxWindow *child ); - wxList& GetChildren() { return m_children; } + // Internal addition of child windows + void DoAddChild(wxWindowGTK *child); - virtual void RemoveChild( wxWindow *child ); + // This method sends wxPaintEvents to the window. + // It is also responsible for background erase events. +#ifdef __WXGTK3__ + void GTKSendPaintEvents(cairo_t* cr); +#else + void GTKSendPaintEvents(const GdkRegion* region); +#endif - wxWindow *GetParent() const - { return m_parent; } - wxWindow *GetGrandParent() const - { return (m_parent ? m_parent->m_parent : (wxWindow*)NULL); } - void SetParent( wxWindow *parent ) - { m_parent = parent; } - virtual wxWindow *ReParent( wxWindow *newParent ); + // The methods below are required because many native widgets + // are composed of several subwidgets and setting a style for + // the widget means setting it for all subwidgets as well. + // also, it is not clear which native widget is the top + // widget where (most of) the input goes. even tooltips have + // to be applied to all subwidgets. + virtual GtkWidget* GetConnectWidget(); + void ConnectWidget( GtkWidget *widget ); - // event handler stuff - // ------------------- + // Called from several event handlers, if it returns true or false, the + // same value should be immediately returned by the handler without doing + // anything else. If it returns -1, the handler should continue as usual + int GTKCallbackCommonPrologue(struct _GdkEventAny *event) const; - wxEvtHandler *GetEventHandler() const; - void SetEventHandler( wxEvtHandler *handler ); - void PushEventHandler( wxEvtHandler *handler ); - wxEvtHandler *PopEventHandler( bool deleteHandler = FALSE ); + // Simplified form of GTKCallbackCommonPrologue() which can be used from + // GTK callbacks without return value to check if the event should be + // ignored: if this returns true, the event shouldn't be handled + bool GTKShouldIgnoreEvent() const; - // validators and client data - // -------------------------- - virtual void SetValidator( const wxValidator &validator ); - virtual wxValidator *GetValidator(); + // override this if some events should never be consumed by wxWidgets but + // but have to be left for the native control + // + // base version just calls HandleWindowEvent() + virtual bool GTKProcessEvent(wxEvent& event) const; - virtual void SetClientObject( wxClientData *data ); - virtual wxClientData *GetClientObject(); + // Map GTK widget direction of the given widget to/from wxLayoutDirection + static wxLayoutDirection GTKGetLayout(GtkWidget *widget); + static void GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir); - virtual void SetClientData( void *data ); - virtual void *GetClientData(); + // This is called when capture is taken from the window. It will + // fire off capture lost events. + void GTKReleaseMouseAndNotify(); - // accelerators - // ------------ - virtual void SetAcceleratorTable( const wxAcceleratorTable& accel ); - virtual wxAcceleratorTable *GetAcceleratorTable() { return &m_acceleratorTable; } + GdkWindow* GTKGetDrawingWindow() const; - void SetId( wxWindowID id ); - wxWindowID GetId() const; + bool GTKHandleFocusIn(); + bool GTKHandleFocusOut(); + void GTKHandleFocusOutNoDeferring(); + static void GTKHandleDeferredFocusOut(); - void SetCursor( const wxCursor &cursor ); + // Called when m_widget becomes realized. Derived classes must call the + // base class method if they override it. + virtual void GTKHandleRealized(); + void GTKHandleUnrealize(); - virtual void PrepareDC( wxDC &dc ); +protected: + // for controls composed of multiple GTK widgets, return true to eliminate + // spurious focus events if the focus changes between GTK+ children within + // the same wxWindow + virtual bool GTKNeedsToFilterSameWindowFocus() const { return false; } + + // Override GTKWidgetNeedsMnemonic and return true if your + // needs to set its mnemonic widget, such as for a + // GtkLabel for wxStaticText, then do the actual + // setting of the widget inside GTKWidgetDoSetMnemonic + virtual bool GTKWidgetNeedsMnemonic() const; + virtual void GTKWidgetDoSetMnemonic(GtkWidget* w); + + // Get the GdkWindows making part of this window: usually there will be + // only one of them in which case it should be returned directly by this + // function. If there is more than one GdkWindow (can be the case for + // composite widgets), return NULL and fill in the provided array + // + // This is not pure virtual for backwards compatibility but almost + // certainly must be overridden in any wxControl-derived class! + virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const; + + // Check if the given window makes part of this widget + bool GTKIsOwnWindow(GdkWindow *window) const; - void WarpPointer(int x, int y); +public: + // Returns the default context which usually is anti-aliased + PangoContext *GTKGetPangoDefaultContext(); #if wxUSE_TOOLTIPS - void SetToolTip( const wxString &tip ); - virtual void SetToolTip( wxToolTip *tip ); - wxToolTip* GetToolTip() const { return m_toolTip; } + // applies tooltip to the widget (tip must be UTF-8 encoded) + virtual void GTKApplyToolTip(const char* tip); #endif // wxUSE_TOOLTIPS - virtual void Refresh( bool eraseBackground = TRUE, const wxRect *rect = (const wxRect *) NULL ); - virtual void Clear(); + // Called when a window should delay showing itself + // until idle time used in Reparent(). + void GTKShowOnIdle() { m_showOnIdle = true; } - virtual wxRegion GetUpdateRegion() const; - virtual bool IsExposed( int x, int y ) const; - virtual bool IsExposed( int x, int y, int w, int h ) const; - virtual bool IsExposed( const wxPoint& pt ) const; - virtual bool IsExposed( const wxRect& rect ) const; + // This is called from the various OnInternalIdle methods + bool GTKShowFromOnIdle(); - // colours - // ------- + // is this window transparent for the mouse events (as wxStaticBox is)? + virtual bool GTKIsTransparentForMouse() const { return false; } - virtual wxColour GetBackgroundColour() const; - virtual void SetBackgroundColour( const wxColour &colour ); - virtual wxColour GetForegroundColour() const; - virtual void SetForegroundColour( const wxColour &colour ); + // Common scroll event handling code for wxWindow and wxScrollBar + wxEventType GTKGetScrollEventType(GtkRange* range); - // fonts - // ----- + // position and size of the window + int m_x, m_y; + int m_width, m_height; + int m_clientWidth, m_clientHeight; + // Whether the client size variables above are known to be correct + // (because they have been validated by a size-allocate) and should + // be used to report client size + bool m_useCachedClientSize; - virtual int GetCharHeight() const; - virtual int GetCharWidth() const; - virtual void GetTextExtent( const wxString& string, int *x, int *y, - int *descent = (int *) NULL, - int *externalLeading = (int *) NULL, - const wxFont *theFont = (const wxFont *) NULL, bool use16 = FALSE) const; + // see the docs in src/gtk/window.cpp + GtkWidget *m_widget; // mostly the widget seen by the rest of GTK + GtkWidget *m_wxwindow; // mostly the client area as per wxWidgets - virtual void SetFont( const wxFont &font ); - virtual wxFont& GetFont() { return m_font; } + // label for use with GetLabelSetLabel + wxString m_gtkLabel; - // For backward compatibility - virtual void SetButtonFont(const wxFont& font) { SetFont(font); } - virtual void SetLabelFont(const wxFont& font) { SetFont(font); } - virtual wxFont& GetLabelFont() { return GetFont(); }; - virtual wxFont& GetButtonFont() { return GetFont(); }; + // return true if the window is of a standard (i.e. not wxWidgets') class + bool IsOfStandardClass() const { return m_wxwindow == NULL; } - virtual void SetWindowStyleFlag( long flag ); - virtual long GetWindowStyleFlag() const; + // this widget will be queried for GTK's focus events + GtkWidget *m_focusWidget; - virtual void CaptureMouse(); - virtual void ReleaseMouse(); + void GTKDisableFocusOutEvent(); + void GTKEnableFocusOutEvent(); - virtual void SetTitle( const wxString &title ); - virtual wxString GetTitle() const; - virtual void SetName( const wxString &name ); - virtual wxString GetName() const; - virtual wxString GetLabel() const; - void OnSysColourChanged( wxSysColourChangedEvent &WXUNUSED(event) ) { } - void OnKeyDown( wxKeyEvent &event ); + // Input method support - virtual bool IsShown() const; + // The IM context used for generic, i.e. non-native, windows. + // + // It might be a good idea to avoid allocating it unless key events from + // this window are really needed but currently we do it unconditionally. + // + // For native widgets (i.e. those for which IsOfStandardClass() returns + // true) it is NULL. + GtkIMContext* m_imContext; - virtual void Raise(); - virtual void Lower(); + // Pointer to the event being currently processed by the IME or NULL if not + // inside key handling. + GdkEventKey* m_imKeyEvent; - virtual bool IsRetained(); - virtual wxWindow *FindWindow( long id ); - virtual wxWindow *FindWindow( const wxString& name ); + // This method generalizes gtk_im_context_filter_keypress(): for the + // generic windows it does just that but it's overridden by the classes + // wrapping native widgets that use IM themselves and so provide specific + // methods for accessing it such gtk_entry_im_context_filter_keypress(). + virtual int GTKIMFilterKeypress(GdkEventKey* event) const; - void AllowDoubleClick( bool WXUNUSED(allow) ) { } - void SetDoubleClick( bool WXUNUSED(allow) ) { } + // This method must be called from the derived classes "insert-text" signal + // handlers to check if the text is not being inserted by the IM and, if + // this is the case, generate appropriate wxEVT_CHAR events for it. + // + // Returns true if we did generate and process events corresponding to this + // text or false if we didn't handle it. + bool GTKOnInsertText(const char* text); - virtual void ClientToScreen( int *x, int *y ); - virtual void ScreenToClient( int *x, int *y ); + // This is just a helper of GTKOnInsertText() which is also used by GTK+ + // "commit" signal handler. + bool GTKDoInsertTextFromIM(const char* text); - virtual bool Validate(); - virtual bool TransferDataToWindow(); - virtual bool TransferDataFromWindow(); - void OnInitDialog( wxInitDialogEvent &event ); - virtual void InitDialog(); - virtual bool PopupMenu( wxMenu *menu, int x, int y ); + // indices for the arrays below + enum ScrollDir { ScrollDir_Horz, ScrollDir_Vert, ScrollDir_Max }; -#if wxUSE_DRAG_AND_DROP - virtual void SetDropTarget( wxDropTarget *dropTarget ); - virtual wxDropTarget *GetDropTarget() const; -#endif + // horizontal/vertical scroll bar + GtkRange* m_scrollBar[ScrollDir_Max]; - virtual void SetScrollbar( int orient, int pos, int thumbVisible, - int range, bool refresh = TRUE ); - virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE ); - virtual int GetScrollPos( int orient ) const; - virtual int GetScrollThumb( int orient ) const; - virtual int GetScrollRange( int orient ) const; - virtual void ScrollWindow( int dx, int dy, const wxRect* rect = (wxRect *) NULL ); + // horizontal/vertical scroll position + double m_scrollPos[ScrollDir_Max]; - virtual bool AcceptsFocus() const; + // return the scroll direction index corresponding to the given orientation + // (which is wxVERTICAL or wxHORIZONTAL) + static ScrollDir ScrollDirFromOrient(int orient) + { + return orient == wxVERTICAL ? ScrollDir_Vert : ScrollDir_Horz; + } - void UpdateWindowUI(); + // return the orientation for the given scrolling direction + static int OrientFromScrollDir(ScrollDir dir) + { + return dir == ScrollDir_Horz ? wxHORIZONTAL : wxVERTICAL; + } - // implementation + // find the direction of the given scrollbar (must be one of ours) + ScrollDir ScrollDirFromRange(GtkRange *range) const; - bool HasVMT(); + // set the current cursor for all GdkWindows making part of this widget + // (see GTKGetWindow) + void GTKUpdateCursor(bool update_self = true, bool recurse = true); - /* I don't want users to override what's done in idle so everything that - has to be done in idle time in order for wxGTK to work is done in - OnInternalIdle */ - virtual void OnInternalIdle(); + // extra (wxGTK-specific) flags + bool m_noExpose:1; // wxGLCanvas has its own redrawing + bool m_nativeSizeEvent:1; // wxGLCanvas sends wxSizeEvent upon "alloc_size" + bool m_isScrolling:1; // dragging scrollbar thumb? + bool m_clipPaintRegion:1; // true after ScrollWindow() + wxRegion m_nativeUpdateRegion; // not transformed for RTL + bool m_dirtyTabOrder:1; // tab order changed, GTK focus + // chain needs update + bool m_mouseButtonDown:1; - /* For compatibility across platforms (not in event table) */ - void OnIdle(wxIdleEvent& WXUNUSED(event)) {}; + bool m_showOnIdle:1; // postpone showing the window until idle - /* used by all classes in the widget creation process */ - void PreCreation( wxWindow *parent, wxWindowID id, const wxPoint &pos, - const wxSize &size, long style, const wxString &name ); - void PostCreation(); +protected: + // implement the base class pure virtuals + virtual void DoGetTextExtent(const wxString& string, + int *x, int *y, + int *descent = NULL, + int *externalLeading = NULL, + const wxFont *font = NULL) const; + virtual void DoClientToScreen( int *x, int *y ) const; + virtual void DoScreenToClient( int *x, int *y ) const; + virtual void DoGetPosition( int *x, int *y ) const; + virtual void DoGetSize( int *width, int *height ) const; + virtual void DoGetClientSize( int *width, int *height ) const; + virtual void DoSetSize(int x, int y, + int width, int height, + int sizeFlags = wxSIZE_AUTO); + virtual void DoSetClientSize(int width, int height); + virtual wxSize DoGetBorderSize() const; + virtual void DoMoveWindow(int x, int y, int width, int height); + virtual void DoEnable(bool enable); - /* the methods below are required because many native widgets - are composed of several subwidgets and setting a style for - the widget means setting it for all subwidgets as well. - also, it is nor clear, which native widget is the top - widget where (most of) the input goes. even tooltips have - to be applied to all subwidgets. */ +#if wxUSE_MENUS_NATIVE + virtual bool DoPopupMenu( wxMenu *menu, int x, int y ); +#endif // wxUSE_MENUS_NATIVE - virtual GtkWidget* GetConnectWidget(); - virtual bool IsOwnGtkWindow( GdkWindow *window ); - void ConnectWidget( GtkWidget *widget ); + virtual void DoCaptureMouse(); + virtual void DoReleaseMouse(); - GtkStyle *GetWidgetStyle(); - void SetWidgetStyle(); - virtual void ApplyWidgetStyle(); + virtual void DoFreeze(); + virtual void DoThaw(); + + void GTKFreezeWidget(GtkWidget *w); + void GTKThawWidget(GtkWidget *w); + void GTKDisconnect(void* instance); #if wxUSE_TOOLTIPS - virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip ); + virtual void DoSetToolTip( wxToolTip *tip ); #endif // wxUSE_TOOLTIPS - /* private member variables */ - - wxWindow *m_parent; - wxList m_children; - int m_x,m_y; - int m_width,m_height; - int m_minWidth,m_minHeight; - int m_maxWidth,m_maxHeight; - int m_retCode; - wxEvtHandler *m_eventHandler; - wxValidator *m_windowValidator; -#if wxUSE_DRAG_AND_DROP - wxDropTarget *m_dropTarget; + // Create a GtkScrolledWindow containing the given widget (usually + // m_wxwindow but not necessarily) and assigns it to m_widget. Also shows + // the widget passed to it. + // + // Can be only called if we have either wxHSCROLL or wxVSCROLL in our + // style. + void GTKCreateScrolledWindowWith(GtkWidget* view); + + virtual void DoMoveInTabOrder(wxWindow *win, WindowOrder move); + virtual bool DoNavigateIn(int flags); + + + // Copies m_children tab order to GTK focus chain: + void RealizeTabOrder(); + +#ifndef __WXGTK3__ + // Called by ApplyWidgetStyle (which is called by SetFont() and + // SetXXXColour etc to apply style changed to native widgets) to create + // modified GTK style with non-standard attributes. + GtkRcStyle* GTKCreateWidgetStyle(); #endif - wxWindowID m_windowId; - wxCursor m_cursor; - wxFont m_font; - wxColour m_backgroundColour; - wxColour m_foregroundColour; - wxRegion m_updateRegion; - long m_windowStyle; - bool m_isShown; - bool m_isEnabled; - wxString m_windowName; - wxAcceleratorTable m_acceleratorTable; - wxClientData *m_clientObject; - void *m_clientData; -#if wxUSE_TOOLTIPS - wxToolTip *m_toolTip; -#endif // wxUSE_TOOLTIPS + void GTKApplyWidgetStyle(bool forceStyle = false); - GtkWidget *m_widget; - GtkWidget *m_wxwindow; - GtkAdjustment *m_hAdjust,*m_vAdjust; - float m_oldHorizontalPos; - float m_oldVerticalPos; - bool m_needParent; /* ! wxFrame, wxDialog, wxNotebookPage ? */ - bool m_hasScrolling; - bool m_isScrolling; - bool m_hasVMT; - bool m_sizeSet; - bool m_resizing; - GdkGC *m_scrollGC; - GtkStyle *m_widgetStyle; - bool m_isStaticBox; /* faster than IS_KIND_OF */ - bool m_isFrame; /* faster than IS_KIND_OF */ - bool m_acceptsFocus; /* ! wxStaticBox etc. */ - - wxInsertChildFunction m_insertCallback; + // helper function to ease native widgets wrapping, called by + // ApplyWidgetStyle -- override this, not ApplyWidgetStyle + virtual void DoApplyWidgetStyle(GtkRcStyle *style); -public: + void GTKApplyStyle(GtkWidget* widget, GtkRcStyle* style); - wxLayoutConstraints *m_constraints; - wxList *m_constraintsInvolvedIn; - wxSizer *m_windowSizer; - wxWindow *m_sizerParent; - bool m_autoLayout; - - wxLayoutConstraints *GetConstraints() const; - void SetConstraints( wxLayoutConstraints *constraints ); - void SetAutoLayout( bool autoLayout ); - bool GetAutoLayout() const; - bool Layout(); - void SetSizer( wxSizer *sizer ); - wxSizer *GetSizer() const; - void SetSizerParent( wxWindow *win ); - wxWindow *GetSizerParent() const; - void UnsetConstraints(wxLayoutConstraints *c); - inline wxList *GetConstraintsInvolvedIn() const ; - void AddConstraintReference(wxWindow *otherWin); - void RemoveConstraintReference(wxWindow *otherWin); - void DeleteRelatedConstraints(); - virtual void ResetConstraints(); - virtual void SetConstraintSizes(bool recurse = TRUE); - virtual bool LayoutPhase1(int *noChanges); - virtual bool LayoutPhase2(int *noChanges); - virtual bool DoPhase(int); - virtual void TransformSizerToActual(int *x, int *y) const ; - virtual void SizerSetSize(int x, int y, int w, int h); - virtual void SizerMove(int x, int y); - virtual void SetSizeConstraint(int x, int y, int w, int h); - virtual void MoveConstraint(int x, int y); - virtual void GetSizeConstraint(int *w, int *h) const ; - virtual void GetClientSizeConstraint(int *w, int *h) const ; - virtual void GetPositionConstraint(int *x, int *y) const ; + // sets the border of a given GtkScrolledWindow from a wx style + static void GTKScrolledWindowSetBorder(GtkWidget* w, int style); -protected: - // common part of all ctors + // Connect the given function to the specified signal on m_widget. + // + // This is just a wrapper for g_signal_connect() and returns the handler id + // just as it does. + unsigned long GTKConnectWidget(const char *signal, wxGTKCallback callback); + + void ConstrainSize(); + +private: void Init(); - // this is the virtual function to be overriden in any derived class which - // wants to change how SetSize() or Move() works - it is called by all - // versions of these functions in the base class - virtual void DoSetSize(int x, int y, - int width, int height, - int sizeFlags = wxSIZE_AUTO); + // return true if this window must have a non-NULL parent, false if it can + // be created without parent (normally only top level windows but in wxGTK + // there is also the exception of wxMenuBar) + virtual bool GTKNeedsParent() const { return !IsTopLevel(); } - // same as DoSetSize() for the client size - virtual void DoSetClientSize(int width, int height); + enum ScrollUnit { ScrollUnit_Line, ScrollUnit_Page, ScrollUnit_Max }; -private: - DECLARE_EVENT_TABLE() + // common part of ScrollLines() and ScrollPages() and could be used, in the + // future, for horizontal scrolling as well + // + // return true if we scrolled, false otherwise (on error or simply if we + // are already at the end) + bool DoScrollByUnits(ScrollDir dir, ScrollUnit unit, int units); + virtual void AddChildGTK(wxWindowGTK* child); + +#ifdef __WXGTK3__ + // paint context is stashed here so wxPaintDC can use it + cairo_t* m_paintContext; + // style provider for "background-image" + GtkStyleProvider* m_styleProvider; + +public: + cairo_t* GTKPaintContext() const + { + return m_paintContext; + } +#endif + + DECLARE_DYNAMIC_CLASS(wxWindowGTK) + wxDECLARE_NO_COPY_CLASS(wxWindowGTK); }; -#endif // __GTKWINDOWH__ +#endif // _WX_GTK_WINDOW_H_