// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifndef __GTKWINDOWH__
-#define __GTKWINDOWH__
+#ifndef _WX_GTK_WINDOW_H_
+#define _WX_GTK_WINDOW_H_
+
+#include "wx/dynarray.h"
// helper structure that holds class that holds GtkIMContext object and
// some additional data needed for key events processing
struct wxGtkIMData;
-//-----------------------------------------------------------------------------
-// callback definition for inserting a window (internal)
-//-----------------------------------------------------------------------------
-
-class WXDLLIMPEXP_CORE wxWindowGTK;
-typedef void (*wxInsertChildFunction)( wxWindowGTK*, wxWindowGTK* );
+WX_DEFINE_EXPORTED_ARRAY_PTR(GdkWindow *, wxArrayGdkWindows);
//-----------------------------------------------------------------------------
// wxWindowGTK
virtual void Lower();
virtual bool Show( bool show = true );
- virtual bool Enable( bool enable = true );
virtual void SetWindowStyleFlag( long style );
virtual bool IsRetained() const;
virtual void SetFocus();
- virtual bool AcceptsFocus() const;
+ virtual void SetCanFocus(bool canFocus);
virtual bool Reparent( wxWindowBase *newParent );
virtual int GetScrollRange( int orient ) const;
virtual void ScrollWindow( int dx, int dy,
const wxRect* rect = (wxRect *) NULL );
+ virtual bool ScrollLines(int lines);
+ virtual bool ScrollPages(int pages);
#if wxUSE_DRAG_AND_DROP
virtual void SetDropTarget( wxDropTarget *dropTarget );
virtual void AddChild( wxWindowBase *child );
virtual void RemoveChild( wxWindowBase *child );
+ virtual void SetLayoutDirection(wxLayoutDirection dir);
+ virtual wxLayoutDirection GetLayoutDirection() const;
+ virtual wxCoord AdjustForLayoutDirection(wxCoord x,
+ wxCoord width,
+ wxCoord widthTotal) const;
+
+ virtual bool DoIsExposed( int x, int y ) const;
+ virtual bool DoIsExposed( int x, int y, int w, int h ) const;
+
+ // currently wxGTK2-only
+ void SetDoubleBuffered(bool on);
+ virtual bool IsDoubleBuffered() const;
+
// implementation
// --------------
virtual WXWidget GetHandle() const { return m_widget; }
- // 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
+ // many important things are done here, this function must be called
+ // regularly
virtual void OnInternalIdle();
// Internal represention of Update()
// For compatibility across platforms (not in event table)
void OnIdle(wxIdleEvent& WXUNUSED(event)) {}
- // wxGTK-specific: called recursively by Enable,
- // to give widgets an opportunity to correct their colours after they
- // have been changed by Enable
- virtual void OnParentEnable( bool WXUNUSED(enable) ) {}
-
// Used by all window classes in the widget creation process.
bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size );
void PostCreation();
// widget where (most of) the input goes. even tooltips have
// to be applied to all subwidgets.
virtual GtkWidget* GetConnectWidget();
- virtual bool IsOwnGtkWindow( GdkWindow *window );
void ConnectWidget( GtkWidget *widget );
+ // 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;
+
+ // 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()
+ virtual bool GTKProcessEvent(wxEvent& event) const;
+
+ // Map GTK widget direction of the given widget to/from wxLayoutDirection
+ static wxLayoutDirection GTKGetLayout(GtkWidget *widget);
+ static void GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir);
+
+ // 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(); }
+
+protected:
+ // 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;
+
+ // 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();
#if wxUSE_TOOLTIPS
- virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
+ // applies tooltip to the widget (tip must be UTF-8 encoded)
+ virtual void ApplyToolTip( GtkTooltips *tips, const gchar *tip );
#endif // wxUSE_TOOLTIPS
- // Call after modifing the value of m_hAdjust or m_vAdjust to bring the
- // scrolbar in sync (this does not generate any wx events)
- void GtkUpdateScrollbar(int orient);
+ // Called when a window should delay showing itself
+ // until idle time. This partly mimmicks defered
+ // sizing under MSW.
+ void GtkShowOnIdle() { m_showOnIdle = true; }
- // Called from GTK signal handlers. it indicates that
- // the layouting functions have to be called later on
- // (i.e. in idle time, implemented in OnInternalIdle() ).
- void GtkUpdateSize() { m_sizeSet = false; }
+ // 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),
// is this a radiobutton (used by radiobutton code itself only)?
virtual bool IsRadioButton() const { return false; }
+ // Common scroll event handling code for wxWindow and wxScrollBar
+ wxEventType GetScrollEventType(GtkRange* range);
+
+ void BlockScrollEvent();
+ void UnblockScrollEvent();
+
// position and size of the window
int m_x, m_y;
int m_width, m_height;
GtkWidget *m_widget; // mostly the widget seen by the rest of GTK
GtkWidget *m_wxwindow; // mostly the client area as per wxWidgets
+ // 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;
- // scrolling stuff
- GtkAdjustment *m_hAdjust,*m_vAdjust;
- float m_oldHorizontalPos;
- float m_oldVerticalPos;
+
+ // indices for the arrays below
+ enum ScrollDir { ScrollDir_Horz, ScrollDir_Vert, ScrollDir_Max };
+
+ // horizontal/vertical scroll bar
+ GtkRange* m_scrollBar[ScrollDir_Max];
+
+ // horizontal/vertical scroll position
+ double m_scrollPos[ScrollDir_Max];
+
+ // 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;
+ }
+
+ // return the orientation for the given scrolling direction
+ static int OrientFromScrollDir(ScrollDir dir)
+ {
+ return dir == ScrollDir_Horz ? wxHORIZONTAL : wxVERTICAL;
+ }
+
+ // find the direction of the given scrollbar (must be one of ours)
+ ScrollDir ScrollDirFromRange(GtkRange *range) const;
+
// extra (wxGTK-specific) flags
- bool m_needParent:1; // ! wxFrame, wxDialog, wxNotebookPage ?
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_sizeSet:1;
bool m_resizing:1;
- bool m_acceptsFocus:1; // true if not static
bool m_hasFocus:1; // true if == FindFocus()
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_needsStyleChange:1; // May not be able to change
// background style until OnIdle
+ bool m_mouseButtonDown:1;
+ bool m_blockScrollEvent:1;
+ 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.
- wxInsertChildFunction m_insertCallback;
+ typedef void (*InsertChildFunction)(wxWindowGTK*, wxWindowGTK*);
+ InsertChildFunction m_insertCallback;
-protected:
// implement the base class pure virtuals
virtual void DoClientToScreen( int *x, int *y ) const;
virtual void DoScreenToClient( int *x, int *y ) const;
int sizeFlags = wxSIZE_AUTO);
virtual void DoSetClientSize(int width, int height);
virtual void DoMoveWindow(int x, int y, int width, int height);
+ virtual void DoEnable(bool enable);
#if wxUSE_MENUS_NATIVE
virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
void Init();
virtual void DoMoveInTabOrder(wxWindow *win, MoveKind move);
+ virtual bool DoNavigateIn(int flags);
+
// Copies m_children tab order to GTK focus chain:
void RealizeTabOrder();
// ApplyWidgetStyle -- override this, not ApplyWidgetStyle
virtual void DoApplyWidgetStyle(GtkRcStyle *style);
+ // sets the border of a given GtkScrolledWindow from a wx style
+ static void GtkScrolledWindowSetBorder(GtkWidget* w, int style);
+
+ // set the current cursor for all GdkWindows making part of this widget
+ // (see GTKGetWindow)
+ //
+ // should be called from OnInternalIdle() if it's overridden
+ void GTKUpdateCursor();
+
+ void ConstrainSize();
+
private:
+ enum ScrollUnit { ScrollUnit_Line, ScrollUnit_Page, ScrollUnit_Max };
+
+ // 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);
+
+
DECLARE_DYNAMIC_CLASS(wxWindowGTK)
DECLARE_NO_COPY_CLASS(wxWindowGTK)
};
extern WXDLLIMPEXP_CORE wxWindow *wxFindFocusedChild(wxWindowGTK *win);
-#endif // __GTKWINDOWH__
+#endif // _WX_GTK_WINDOW_H_
projects / wxWidgets.git / blobdiff