// 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;
+WX_DEFINE_EXPORTED_ARRAY_PTR(GdkWindow *, wxArrayGdkWindows);
+
//-----------------------------------------------------------------------------
// callback definition for inserting a window (internal)
//-----------------------------------------------------------------------------
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()
// 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);
+
+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
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();
virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *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 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; }
+
+
+ // Called when a window should delay showing itself
+ // until idle time. This partly mimmicks defered
+ // sizing under MSW.
+ 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),
// 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;
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];
+
+ // if true, don't notify about adjustment change (without resetting the
+ // flag, so this has to be done manually)
+ bool m_blockValueChanged[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_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
// C++ has no virtual methods in the constrcutor of any class but we need
// different methods of inserting a child window into a wxFrame,
// sets the border of a given GtkScrolledWindow from a wx style
static void GtkScrolledWindowSetBorder(GtkWidget* w, int style);
-protected:
- // GtkAdjustment to be used by Scroll{Lines,Pages}
- void SetVScrollAdjustment(GtkAdjustment* adj);
+ // 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();
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