X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7cec1c9e153bd1dca8c3f27353466762ae82c7f7..9fa99f045e39341d64b4ecffbaab6385d9982cee:/include/wx/gtk/window.h diff --git a/include/wx/gtk/window.h b/include/wx/gtk/window.h index 2a623ee0c1..9a1efc1cc8 100644 --- a/include/wx/gtk/window.h +++ b/include/wx/gtk/window.h @@ -12,12 +12,26 @@ #include "wx/dynarray.h" +#ifdef __WXGTK3__ + typedef struct _cairo cairo_t; + #define WXUNUSED_IN_GTK3(x) +#else + #define WXUNUSED_IN_GTK3(x) x +#endif + // helper structure that holds class that holds GtkIMContext object and // some additional data needed for key events processing struct wxGtkIMData; WX_DEFINE_EXPORTED_ARRAY_PTR(GdkWindow *, wxArrayGdkWindows); +extern "C" +{ + +typedef void (*wxGTKCallback)(); + +} + //----------------------------------------------------------------------------- // wxWindowGTK //----------------------------------------------------------------------------- @@ -45,9 +59,6 @@ public: // implement base class (pure) virtual methods // ------------------------------------------- - virtual void SetLabel(const wxString& WXUNUSED(label)) { } - virtual wxString GetLabel() const { return wxEmptyString; } - virtual bool Destroy(); virtual void Raise(); @@ -55,12 +66,11 @@ public: virtual bool Show( bool show = true ); - virtual void SetWindowStyleFlag( long style ); - virtual bool IsRetained() const; virtual void SetFocus(); - virtual void SetFocusIgnoringChildren(); + + // hint from wx to native GTK+ tab traversal code virtual void SetCanFocus(bool canFocus); virtual bool Reparent( wxWindowBase *newParent ); @@ -78,15 +88,10 @@ public: virtual bool SetFont( const wxFont &font ); virtual bool SetBackgroundStyle(wxBackgroundStyle style) ; + virtual bool IsTransparentBackgroundSupported(wxString* reason = NULL) const; 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) - const; virtual void SetScrollbar( int orient, int pos, int thumbVisible, int range, bool refresh = true ); @@ -95,7 +100,7 @@ public: virtual int GetScrollThumb( int orient ) const; virtual int GetScrollRange( int orient ) const; virtual void ScrollWindow( int dx, int dy, - const wxRect* rect = (wxRect *) NULL ); + const wxRect* rect = NULL ); virtual bool ScrollLines(int lines); virtual bool ScrollPages(int pages); @@ -119,6 +124,10 @@ public: void SetDoubleBuffered(bool on); virtual bool IsDoubleBuffered() const; + // SetLabel(), which does nothing in wxWindow + virtual void SetLabel(const wxString& label) { m_gtkLabel = label; } + virtual wxString GetLabel() const { return m_gtkLabel; } + // implementation // -------------- @@ -128,9 +137,6 @@ public: // regularly virtual void OnInternalIdle(); - // Internal represention of Update() - void GtkUpdate(); - // For compatibility across platforms (not in event table) void OnIdle(wxIdleEvent& WXUNUSED(event)) {} @@ -138,17 +144,16 @@ public: bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size ); void PostCreation(); - // Internal addition of child windows. differs from class - // to class not by using virtual functions but by using - // the m_insertCallback. + // Internal addition of child windows void DoAddChild(wxWindowGTK *child); - // This methods sends wxPaintEvents to the window. It reads the - // update region, breaks it up into rects and sends an event - // for each rect. It is also responsible for background erase - // events and NC paint events. It is called from "draw" and - // "expose" handlers as well as from ::Update() - void GtkSendPaintEvents(); + // 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 // The methods below are required because many native widgets // are composed of several subwidgets and setting a style for @@ -164,10 +169,16 @@ public: // anything else. If it returns -1, the handler should continue as usual int GTKCallbackCommonPrologue(struct _GdkEventAny *event) const; + // 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; + + // override this if some events should never be consumed by wxWidgets but // but have to be left for the native control // - // base version just does GetEventHandler()->ProcessEvent() + // base version just calls HandleWindowEvent() virtual bool GTKProcessEvent(wxEvent& event) const; // Map GTK widget direction of the given widget to/from wxLayoutDirection @@ -179,11 +190,28 @@ public: // there is also the exception of wxMenuBar) virtual bool GTKNeedsParent() const { return !IsTopLevel(); } - // This is called when capture is taken from the window. It will + // This is called when capture is taken from the window. It will // fire off capture lost events. void GTKReleaseMouseAndNotify(); + GdkWindow* GTKGetDrawingWindow() const; + + bool GTKHandleFocusIn(); + bool GTKHandleFocusOut(); + void GTKHandleFocusOutNoDeferring(); + static void GTKHandleDeferredFocusOut(); + + // Called when m_widget becomes realized. Derived classes must call the + // base class method if they override it. + virtual void GTKHandleRealized(); + void GTKHandleUnrealize(); + 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 @@ -203,42 +231,27 @@ protected: // Check if the given window makes part of this widget bool GTKIsOwnWindow(GdkWindow *window) const; - // Set the focus to this window if its setting was delayed because the - // widget hadn't been realized when SetFocus() was called - // - // Return true if focus was set to us, false if nothing was done - bool GTKSetDelayedFocusIfNeeded(); - public: // Returns the default context which usually is anti-aliased - PangoContext *GtkGetPangoDefaultContext(); + PangoContext *GTKGetPangoDefaultContext(); #if wxUSE_TOOLTIPS // applies tooltip to the widget (tip must be UTF-8 encoded) - virtual void ApplyToolTip( GtkTooltips *tips, const gchar *tip ); + virtual void GTKApplyToolTip(const char* tip); #endif // wxUSE_TOOLTIPS // Called when a window should delay showing itself - // until idle time. This partly mimmicks defered - // sizing under MSW. - void GtkShowOnIdle() { m_showOnIdle = true; } + // until idle time used in Reparent(). + void GTKShowOnIdle() { m_showOnIdle = true; } // This is called from the various OnInternalIdle methods - bool GtkShowFromOnIdle(); - - // fix up the mouse event coords, used by wxListBox only so far - virtual void FixUpMouseEvent(GtkWidget * WXUNUSED(widget), - wxCoord& WXUNUSED(x), - wxCoord& WXUNUSED(y)) { } + bool GTKShowFromOnIdle(); // is this window transparent for the mouse events (as wxStaticBox is)? - virtual bool IsTransparentForMouse() const { return false; } - - // is this a radiobutton (used by radiobutton code itself only)? - virtual bool IsRadioButton() const { return false; } + virtual bool GTKIsTransparentForMouse() const { return false; } // Common scroll event handling code for wxWindow and wxScrollBar - wxEventType GetScrollEventType(GtkRange* range); + wxEventType GTKGetScrollEventType(GtkRange* range); // position and size of the window int m_x, m_y; @@ -249,14 +262,19 @@ public: GtkWidget *m_widget; // mostly the widget seen by the rest of GTK GtkWidget *m_wxwindow; // mostly the client area as per wxWidgets + // label for use with GetLabelSetLabel + wxString m_gtkLabel; + // return true if the window is of a standard (i.e. not wxWidgets') class bool IsOfStandardClass() const { return m_wxwindow == NULL; } - + // this widget will be queried for GTK's focus events GtkWidget *m_focusWidget; - wxGtkIMData *m_imData; + void GTKDisableFocusOutEvent(); + void GTKEnableFocusOutEvent(); + wxGtkIMData *m_imData; // indices for the arrays below enum ScrollDir { ScrollDir_Horz, ScrollDir_Vert, ScrollDir_Max }; @@ -283,14 +301,14 @@ public: // find the direction of the given scrollbar (must be one of ours) ScrollDir ScrollDirFromRange(GtkRange *range) const; + // set the current cursor for all GdkWindows making part of this widget + // (see GTKGetWindow) + void GTKUpdateCursor(bool update_self = true, bool recurse = true); // 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_hasScrolling:1; - bool m_hasVMT:1; - bool m_resizing:1; - bool m_hasFocus:1; // true if == FindFocus() + bool m_hasVMT:1; // set after PostCreation() is called bool m_isScrolling:1; // dragging scrollbar thumb? bool m_clipPaintRegion:1; // true after ScrollWindow() wxRegion m_nativeUpdateRegion; // not transformed for RTL @@ -303,13 +321,12 @@ public: bool m_showOnIdle:1; // postpone showing the window until idle protected: - // C++ has no virtual methods in the constrcutor of any class but we need - // different methods of inserting a child window into a wxFrame, - // wxMDIFrame, wxNotebook etc. this is the callback that will get used. - typedef void (*InsertChildFunction)(wxWindowGTK*, wxWindowGTK*); - InsertChildFunction m_insertCallback; - // 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; @@ -319,6 +336,7 @@ protected: 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); @@ -329,46 +347,62 @@ protected: virtual void DoCaptureMouse(); virtual void DoReleaseMouse(); + virtual void DoFreeze(); + virtual void DoThaw(); + + void GTKFreezeWidget(GtkWidget *w); + void GTKThawWidget(GtkWidget *w); + #if wxUSE_TOOLTIPS virtual void DoSetToolTip( wxToolTip *tip ); #endif // wxUSE_TOOLTIPS - // common part of all ctors (not virtual because called from ctor) - void Init(); + // 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, MoveKind move); + 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. If forceStyle=true, // creates empty GtkRcStyle if there are no modifications, otherwise // returns NULL in such case. - GtkRcStyle *CreateWidgetStyle(bool forceStyle = false); + GtkRcStyle *GTKCreateWidgetStyle(bool forceStyle = false); +#endif - // Overridden in many GTK widgets who have to handle subwidgets - virtual void ApplyWidgetStyle(bool forceStyle = false); + void GTKApplyWidgetStyle(bool forceStyle = false); // helper function to ease native widgets wrapping, called by // ApplyWidgetStyle -- override this, not ApplyWidgetStyle virtual void DoApplyWidgetStyle(GtkRcStyle *style); + void GTKApplyStyle(GtkWidget* widget, GtkRcStyle* style); + // sets the border of a given GtkScrolledWindow from a wx style - static void GtkScrolledWindowSetBorder(GtkWidget* w, int style); + static void GTKScrolledWindowSetBorder(GtkWidget* w, int style); - // set the current cursor for all GdkWindows making part of this widget - // (see GTKGetWindow) + // Connect the given function to the specified signal on m_widget. // - // should be called from OnInternalIdle() if it's overridden - void GTKUpdateCursor(); + // 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(); + enum ScrollUnit { ScrollUnit_Line, ScrollUnit_Page, ScrollUnit_Max }; // common part of ScrollLines() and ScrollPages() and could be used, in the @@ -377,12 +411,21 @@ private: // 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; + +public: + cairo_t* GTKPaintContext() const + { + return m_paintContext; + } +#endif DECLARE_DYNAMIC_CLASS(wxWindowGTK) - DECLARE_NO_COPY_CLASS(wxWindowGTK) + wxDECLARE_NO_COPY_CLASS(wxWindowGTK); }; -extern WXDLLIMPEXP_CORE wxWindow *wxFindFocusedChild(wxWindowGTK *win); - #endif // _WX_GTK_WINDOW_H_