wxWidgets/include/wx/gtk/window.h
Robert Roebling 76fcf0f239 Various changes for simplification of focus event
code in wxGTK. It will also work for wxComboBox
    now, but not for GTK's other composite controls
    such as wxListBox and wxChoice.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11414 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2001-08-19 21:36:25 +00:00

246 lines
9.2 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/window.h
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __GTKWINDOWH__
#define __GTKWINDOWH__
#ifdef __GNUG__
#pragma interface
#endif
//-----------------------------------------------------------------------------
// callback definition for inserting a window (internal)
//-----------------------------------------------------------------------------
class wxWindowGTK;
typedef void (*wxInsertChildFunction)( wxWindowGTK*, wxWindowGTK* );
//-----------------------------------------------------------------------------
// wxWindowGTK
//-----------------------------------------------------------------------------
class wxWindowGTK : public wxWindowBase
{
public:
// 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
// -------------------------------------------
virtual bool Destroy();
virtual void Raise();
virtual void Lower();
virtual bool Show( bool show = TRUE );
virtual bool Enable( bool enable = TRUE );
virtual bool IsRetained() const;
virtual void SetFocus();
virtual bool AcceptsFocus() const;
virtual bool Reparent( wxWindowBase *newParent );
virtual void WarpPointer(int x, int y);
virtual void CaptureMouse();
virtual void ReleaseMouse();
virtual void Refresh( bool eraseBackground = TRUE,
const wxRect *rect = (const wxRect *) NULL );
virtual void Clear();
virtual bool SetBackgroundColour( const wxColour &colour );
virtual bool SetForegroundColour( const wxColour &colour );
virtual bool SetCursor( const wxCursor &cursor );
virtual bool SetFont( const wxFont &font );
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;
#if wxUSE_MENUS_NATIVE
virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
#endif // wxUSE_MENUS_NATIVE
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 );
#if wxUSE_DRAG_AND_DROP
virtual void SetDropTarget( wxDropTarget *dropTarget );
#endif // wxUSE_DRAG_AND_DROP
// 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 */
virtual void OnInternalIdle();
/* For compatibility across platforms (not in event table) */
void OnIdle(wxIdleEvent& WXUNUSED(event)) {};
// wxGTK-specific: called recursively by Enable,
// to give widgets an oppprtunity 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();
/* internal addition of child windows. differs from class
to class not by using virtual functions but by using
the m_insertCallback */
void DoAddChild(wxWindowGTK *child);
/* 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. */
virtual GtkWidget* GetConnectWidget();
virtual bool IsOwnGtkWindow( GdkWindow *window );
void ConnectWidget( GtkWidget *widget );
/* creates a new widget style if none is there
and sets m_widgetStyle to this value. */
GtkStyle *GetWidgetStyle();
/* called by SetFont() and SetXXXColour etc */
void SetWidgetStyle();
/* overridden in many GTK widgets */
virtual void ApplyWidgetStyle();
#if wxUSE_TOOLTIPS
virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
#endif // wxUSE_TOOLTIPS
// called from GTK signales 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; }
// position and size of the window
int m_x, m_y;
int m_width, m_height;
int m_oldClientWidth,m_oldClientHeight;
// 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 wxWindows
// this widget will be queried for GTK's focus events
GtkWidget *m_focusWidget;
#if HAVE_XIM
// XIM support for wxWindows
GdkIC *m_ic;
GdkICAttr *m_icattr;
#endif
// scrolling stuff
GtkAdjustment *m_hAdjust,*m_vAdjust;
float m_oldHorizontalPos;
float m_oldVerticalPos;
// 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_isStaticBox:1; // faster than IS_KIND_OF
bool m_isRadioButton:1; // faster than IS_KIND_OF
bool m_isFrame:1; // faster than IS_KIND_OF
bool m_acceptsFocus:1; // not wxStaticBox, not wxStaticBitmap etc.
bool m_isScrolling;
bool m_clipPaintRegion; // TRUE after ScrollWindow()
bool m_queuedFullRedraw; // TRUE after DoMoveWindow
// these are true if the style were set before the widget was realized
// (typcally in the constructor) but the actual GTK style must not be set
// before the widget has been "realized"
bool m_delayedForegroundColour:1;
bool m_delayedBackgroundColour:1;
// contains GTK's widgets internal information about non-default widget
// font and colours. we create one for each widget that gets any
// non-default attribute set via SetFont() or SetForegroundColour() /
// SetBackgroundColour().
GtkStyle *m_widgetStyle;
// 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;
// implement the base class pure virtuals
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 void DoMoveWindow(int x, int y, int width, int height);
#if wxUSE_TOOLTIPS
virtual void DoSetToolTip( wxToolTip *tip );
#endif // wxUSE_TOOLTIPS
// common part of all ctors (can't be virtual because called from ctor)
void Init();
private:
DECLARE_DYNAMIC_CLASS(wxWindowGTK)
DECLARE_NO_COPY_CLASS(wxWindowGTK)
};
extern wxWindow *wxFindFocusedChild(wxWindowGTK *win);
#endif // __GTKWINDOWH__