Added wxSashWindow, wxSashLayoutWindow, wxLayoutAlgorithm classes and sample
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@702 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
179
include/wx/generic/laywin.h
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179
include/wx/generic/laywin.h
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/////////////////////////////////////////////////////////////////////////////
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// Name: laywin.h
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// Purpose: Implements a simple layout algorithm, plus
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// wxSashLayoutWindow which is an example of a window with
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// layout-awareness (via event handlers). This is suited to
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// IDE-style window layout.
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_LAYWIN_H_G_
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#define _WX_LAYWIN_H_G_
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#ifdef __GNUG__
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#pragma interface "laywin.h"
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#endif
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#include "wx/sashwin.h"
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const wxEventType wxEVT_QUERY_LAYOUT_INFO = wxEVT_FIRST + 1500;
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const wxEventType wxEVT_CALCULATE_LAYOUT = wxEVT_FIRST + 1501;
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enum wxLayoutOrientation {
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wxLAYOUT_HORIZONTAL,
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wxLAYOUT_VERTICAL
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};
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enum wxLayoutAlignment {
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wxLAYOUT_NONE,
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wxLAYOUT_TOP,
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wxLAYOUT_LEFT,
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wxLAYOUT_RIGHT,
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wxLAYOUT_BOTTOM,
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};
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// Not sure this is necessary
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// Tell window which dimension we're sizing on
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#define wxLAYOUT_LENGTH_Y 0x0008
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#define wxLAYOUT_LENGTH_X 0x0000
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// Use most recently used length
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#define wxLAYOUT_MRU_LENGTH 0x0010
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// Only a query, so don't actually move it.
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#define wxLAYOUT_QUERY 0x0100
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/*
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* This event is used to get information about window alignment,
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* orientation and size.
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*/
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class wxQueryLayoutInfoEvent: public wxEvent
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{
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DECLARE_DYNAMIC_CLASS(wxQueryLayoutInfoEvent)
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public:
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wxQueryLayoutInfoEvent(wxWindowID id = 0)
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{
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SetEventType(wxEVT_QUERY_LAYOUT_INFO);
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m_requestedLength = 0;
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m_flags = 0;
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m_alignment = wxLAYOUT_TOP;
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m_orientation = wxLAYOUT_HORIZONTAL;
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}
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// Read by the app
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inline void SetRequestedLength(int length) { m_requestedLength = length; }
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inline int GetRequestedLength() const { return m_requestedLength; }
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inline void SetFlags(int flags) { m_flags = flags; }
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inline int GetFlags() const { return m_flags; }
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// Set by the app
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inline void SetSize(const wxSize& size) { m_size = size; }
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inline wxSize GetSize() const { return m_size; }
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inline void SetOrientation(wxLayoutOrientation orient) { m_orientation = orient; }
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inline wxLayoutOrientation GetOrientation() const { return m_orientation; }
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inline void SetAlignment(wxLayoutAlignment align) { m_alignment = align; }
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inline wxLayoutAlignment GetAlignment() const { return m_alignment; }
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protected:
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int m_flags;
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int m_requestedLength;
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wxSize m_size;
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wxLayoutOrientation m_orientation;
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wxLayoutAlignment m_alignment;
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};
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typedef void (wxEvtHandler::*wxQueryLayoutInfoEventFunction)(wxQueryLayoutInfoEvent&);
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#define EVT_QUERY_LAYOUT_INFO(func) { wxEVT_QUERY_LAYOUT_INFO, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxQueryLayoutInfoEventFunction) & func, NULL },
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/*
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* This event is used to take a bite out of the available client area.
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*/
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class wxCalculateLayoutEvent: public wxEvent
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{
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DECLARE_DYNAMIC_CLASS(wxCalculateLayoutEvent)
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public:
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wxCalculateLayoutEvent(wxWindowID id = 0)
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{
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SetEventType(wxEVT_CALCULATE_LAYOUT);
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m_flags = 0;
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}
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// Read by the app
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inline void SetFlags(int flags) { m_flags = flags; }
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inline int GetFlags() const { return m_flags; }
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// Set by the app
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inline void SetRect(const wxRect& rect) { m_rect = rect; }
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inline wxRect GetRect() const { return m_rect; }
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protected:
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int m_flags;
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wxRect m_rect;
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};
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typedef void (wxEvtHandler::*wxCalculateLayoutEventFunction)(wxCalculateLayoutEvent&);
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#define EVT_CALCULATE_LAYOUT(func) { wxEVT_CALCULATE_LAYOUT, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxCalculateLayoutEventFunction) & func, NULL },
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// This is window that can remember alignment/orientation, does its own layout,
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// and can provide sashes too. Useful for implementing docked windows with sashes in
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// an IDE-style interface.
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class wxSashLayoutWindow: public wxSashWindow
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{
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DECLARE_CLASS(wxSashLayoutWindow)
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public:
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wxSashLayoutWindow(wxWindow *parent, wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = wxSW_3D|wxCLIP_CHILDREN, const wxString& name = "layoutWindow");
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// Accessors
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inline wxLayoutAlignment GetAlignment() const { return m_alignment; };
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inline wxLayoutOrientation GetOrientation() const { return m_orientation; };
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inline void SetAlignment(wxLayoutAlignment align) { m_alignment = align; };
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inline void SetOrientation(wxLayoutOrientation orient) { m_orientation = orient; };
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// Give the window default dimensions
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inline void SetDefaultSize(const wxSize& size) { m_defaultSize = size; }
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// Event handlers
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// Called by layout algorithm to allow window to take a bit out of the
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// client rectangle, and size itself if not in wxLAYOUT_QUERY mode.
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void OnCalculateLayout(wxCalculateLayoutEvent& event);
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// Called by layout algorithm to retrieve information about the window.
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void OnQueryLayoutInfo(wxQueryLayoutInfoEvent& event);
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protected:
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wxLayoutAlignment m_alignment;
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wxLayoutOrientation m_orientation;
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wxSize m_defaultSize;
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DECLARE_EVENT_TABLE()
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};
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class WXDLLEXPORT wxMDIParentFrame;
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class WXDLLEXPORT wxFrame;
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// This class implements the layout algorithm
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class wxLayoutAlgorithm: public wxObject
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{
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public:
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wxLayoutAlgorithm() {}
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// The MDI client window is sized to whatever's left over.
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bool LayoutMDIFrame(wxMDIParentFrame* frame);
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// mainWindow is sized to whatever's left over.
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bool LayoutFrame(wxFrame* frame, wxWindow* mainWindow);
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};
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#endif
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// _WX_LAYWIN_H_G_
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214
include/wx/generic/sashwin.h
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214
include/wx/generic/sashwin.h
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@@ -0,0 +1,214 @@
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/////////////////////////////////////////////////////////////////////////////
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// Name: sashwin.h
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// Purpose: wxSashWindow implementation. A sash window has an optional
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// sash on each edge, allowing it to be dragged. An event
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// is generated when the sash is released.
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// Author: Julian Smart
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// Modified by:
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// Created: 01/02/97
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_SASHWIN_H_G_
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#define _WX_SASHWIN_H_G_
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#ifdef __GNUG__
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#pragma interface "sashwin.h"
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#endif
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#include "wx/defs.h"
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#include "wx/window.h"
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#include "wx/string.h"
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#define wxSASH_DRAG_NONE 0
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#define wxSASH_DRAG_DRAGGING 1
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#define wxSASH_DRAG_LEFT_DOWN 2
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enum wxSashEdgePosition {
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wxSASH_TOP = 0,
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wxSASH_RIGHT,
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wxSASH_BOTTOM,
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wxSASH_LEFT,
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wxSASH_NONE = 100
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};
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/*
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* wxSashEdge represents one of the four edges of a window.
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*/
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class WXDLLEXPORT wxSashEdge
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{
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public:
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wxSashEdge() { m_show = FALSE; m_border = FALSE; m_margin = 0; }
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bool m_show; // Is the sash showing?
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bool m_border; // Do we draw a border?
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int m_margin; // The margin size
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};
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/*
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* wxSashWindow flags
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*/
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#define wxSW_3D 0x0004
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/*
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* wxSashWindow allows any of its edges to have a sash which can be dragged
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* to resize the window. The actual content window will be created as a child
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* of wxSashWindow.
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*/
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class WXDLLEXPORT wxSashWindow: public wxWindow
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{
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DECLARE_DYNAMIC_CLASS(wxSashWindow)
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public:
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////////////////////////////////////////////////////////////////////////////
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// Public API
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// Default constructor
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wxSashWindow();
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// Normal constructor
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wxSashWindow(wxWindow *parent, wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = wxSW_3D|wxCLIP_CHILDREN, const wxString& name = "splitter");
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~wxSashWindow();
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// Set whether there's a sash in this position
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void SetSashVisible(wxSashEdgePosition edge, bool sash);
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// Get whether there's a sash in this position
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inline bool GetSashVisible(wxSashEdgePosition edge) { return m_sashes[edge].m_show; }
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// Set whether there's a border in this position
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inline void SetSashBorder(wxSashEdgePosition edge, bool border) { m_sashes[edge].m_border = border; }
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// Get whether there's a border in this position
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inline bool HasBorder(wxSashEdgePosition edge) { return m_sashes[edge].m_border; }
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// Get border size
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inline int GetEdgeMargin(wxSashEdgePosition edge) { return m_sashes[edge].m_margin; }
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// Sets the default sash border size
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inline void SetDefaultBorderSize(int width) { m_borderSize = width; }
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// Gets the default sash border size
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inline int GetDefaultBorderSize() const { return m_borderSize; }
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// Sets the addition border size between child and sash window
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inline void SetExtraBorderSize(int width) { m_extraBorderSize = width; }
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// Gets the addition border size between child and sash window
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inline int GetExtraBorderSize() const { return m_extraBorderSize; }
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virtual void SetMinimumSizeX(int min) { m_minimumPaneSizeX = min; }
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virtual void SetMinimumSizeY(int min) { m_minimumPaneSizeY = min; }
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virtual int GetMinimumSizeX() const { return m_minimumPaneSizeX; }
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virtual int GetMinimumSizeY() const { return m_minimumPaneSizeY; }
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virtual void SetMaximumSizeX(int max) { m_maximumPaneSizeX = max; }
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virtual void SetMaximumSizeY(int max) { m_maximumPaneSizeY = max; }
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virtual int GetMaximumSizeX() const { return m_maximumPaneSizeX; }
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virtual int GetMaximumSizeY() const { return m_maximumPaneSizeY; }
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////////////////////////////////////////////////////////////////////////////
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// Implementation
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// Paints the border and sash
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void OnPaint(wxPaintEvent& event);
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// Handles mouse events
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void OnMouseEvent(wxMouseEvent& ev);
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// Adjusts the panes
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void OnSize(wxSizeEvent& event);
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// Draws borders
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void DrawBorders(wxDC& dc);
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// Draws the sashes
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void DrawSash(wxSashEdgePosition edge, wxDC& dc);
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// Draws the sashes
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void DrawSashes(wxDC& dc);
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// Draws the sash tracker (for whilst moving the sash)
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void DrawSashTracker(wxSashEdgePosition edge, int x, int y);
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// Tests for x, y over sash
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wxSashEdgePosition SashHitTest(int x, int y, int tolerance = 2);
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// Resizes subwindows
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void SizeWindows();
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// Initialize colours
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void InitColours();
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protected:
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wxSashEdge m_sashes[4];
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int m_dragMode;
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wxSashEdgePosition m_draggingEdge;
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int m_oldX;
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int m_oldY;
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int m_borderSize;
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int m_extraBorderSize;
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int m_firstX;
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int m_firstY;
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int m_minimumPaneSizeX;
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int m_minimumPaneSizeY;
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int m_maximumPaneSizeX;
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int m_maximumPaneSizeY;
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wxCursor* m_sashCursorWE;
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wxCursor* m_sashCursorNS;
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wxColour m_lightShadowColour;
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wxColour m_mediumShadowColour;
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wxColour m_darkShadowColour;
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wxColour m_hilightColour;
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wxColour m_faceColour;
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DECLARE_EVENT_TABLE()
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};
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#define wxEVT_SASH_DRAGGED (wxEVT_FIRST + 1200)
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enum wxSashDragStatus
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{
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wxSASH_STATUS_OK,
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wxSASH_STATUS_OUT_OF_RANGE
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};
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class WXDLLEXPORT wxSashEvent: public wxCommandEvent
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{
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DECLARE_DYNAMIC_CLASS(wxSashEvent)
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public:
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inline wxSashEvent(int id = 0, wxSashEdgePosition edge = wxSASH_NONE) {
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m_eventType = (wxEventType) wxEVT_SASH_DRAGGED; m_id = id; m_edge = edge; }
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inline void SetEdge(wxSashEdgePosition edge) { m_edge = edge; }
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inline wxSashEdgePosition GetEdge() const { return m_edge; }
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//// The rectangle formed by the drag operation
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inline void SetDragRect(const wxRect& rect) { m_dragRect = rect; }
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inline wxRect GetDragRect() const { return m_dragRect; }
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//// Whether the drag caused the rectangle to be reversed (e.g.
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//// dragging the top below the bottom)
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inline void SetDragStatus(wxSashDragStatus status) { m_dragStatus = status; }
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inline wxSashDragStatus GetDragStatus() const { return m_dragStatus; }
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private:
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wxSashEdgePosition m_edge;
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wxRect m_dragRect;
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wxSashDragStatus m_dragStatus;
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};
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typedef void (wxEvtHandler::*wxSashEventFunction)(wxSashEvent&);
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#define EVT_SASH_DRAGGED(id, fn) { wxEVT_SASH_DRAGGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxSashEventFunction) & fn, NULL },
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#define EVT_SASH_DRAGGED_RANGE(id1, id2, fn) { wxEVT_SASH_DRAGGED, id1, id2, (wxObjectEventFunction) (wxEventFunction) (wxSashEventFunction) & fn, NULL },
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#endif
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// _WX_SASHWIN_H_G_
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