utils/dialoged/src/dlghndlr.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dlghndlr.h
   3 // Purpose:     Dialog handler
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _DLGHNDLR_H_
  13 #define _DLGHNDLR_H_
  14
  15 #define wxDRAG_MODE_NONE            0
  16 #define wxDRAG_MODE_START_LEFT      1
  17 #define wxDRAG_MODE_CONTINUE_LEFT   2
  18 #define wxDRAG_MODE_START_RIGHT     3
  19 #define wxDRAG_MODE_CONTINUE_RIGHT  4
  20 #define wxDRAG_TYPE_NONE            0
  21 #define wxDRAG_TYPE_ITEM            100
  22 #define wxDRAG_TYPE_BOUNDING_BOX    200
  23
  24 #define wxKEY_SHIFT     1
  25 #define wxKEY_CTRL      2
  26
  27 class wxResourceEditorDialogHandler: public wxEvtHandler
  28 {
  29     DECLARE_CLASS(wxResourceEditorDialogHandler)
  30 public:
  31     wxResourceManager *resourceManager;
  32     wxPanel *handlerDialog;
  33     wxItemResource *handlerResource;
  34     wxEvtHandler *handlerOldHandler;
  35
  36     wxControl *dragItem;
  37     int dragMode;
  38     int dragType;
  39     int dragTolerance;
  40     bool checkTolerance;
  41     int firstDragX;
  42     int firstDragY;
  43     int oldDragX;
  44     int oldDragY;
  45     bool                      m_mouseCaptured;
  46     //  long                      m_treeItem;
  47
  48     wxResourceEditorDialogHandler(wxPanel *dialog, wxItemResource *resource, wxEvtHandler *oldHandler,
  49         wxResourceManager *manager);
  50     ~wxResourceEditorDialogHandler(void);
  51
  52     void OnPaint(wxPaintEvent& event);
  53     void OnMouseEvent(wxMouseEvent& event);
  54     void OnSize(wxSizeEvent& event);
  55
  56     virtual void OnItemEvent(wxControl *win, wxMouseEvent& event);
  57     virtual void OnLeftClick(int x, int y, int keys);
  58     virtual void OnRightClick(int x, int y, int keys);
  59     virtual void OnItemLeftClick(wxControl *item, int x, int y, int keys);
  60     virtual void OnItemRightClick(wxControl *item, int x, int y, int keys);
  61     virtual void OnItemSelect(wxControl *item, bool select);
  62     virtual void OnItemMove(
  63         wxControl *WXUNUSED(item), int WXUNUSED(x), int WXUNUSED(y) ) {};
  64     virtual void OnItemSize(
  65         wxControl *WXUNUSED(item), int WXUNUSED(w), int WXUNUSED(h) ) {};
  66
  67     void AddChildHandlers(void);
  68     void PaintSelectionHandles(wxDC& dc);
  69     void ProcessItemEvent(wxControl *item, wxMouseEvent& event, int selectionHandle);
  70
  71     virtual void DrawBoundingBox(wxDC& dc, int x, int y, int w, int h);
  72     virtual void OnDragBegin(int x, int y, int keys, wxDC& dc, int selectionHandle);
  73     virtual void OnDragContinue(bool paintIt, int x, int y, int keys, wxDC& dc, int selectionHandle);
  74     virtual void OnDragEnd(int x, int y, int keys, wxDC& dc, int selectionHandle);
  75
  76     // Accessors
  77     /*
  78     inline long GetTreeItem() const { return m_treeItem; }
  79     inline void SetTreeItem(long item) { m_treeItem = item; }
  80     */
  81
  82     DECLARE_EVENT_TABLE()
  83 };
  84
  85 class wxResourceEditorControlHandler: public wxEvtHandler
  86 {
  87     DECLARE_CLASS(wxResourceEditorControlHandler)
  88 public:
  89     //  wxResourceManager *resourceManager;
  90     wxControl *handlerControl;
  91     //  wxItemResource *handlerResource;
  92     wxEvtHandler *handlerOldHandler;
  93
  94     bool isSelected;
  95     int handleSize;   // selection handle size
  96     int handleMargin; // Distance between item edge and handle edge
  97     long                  m_treeItem;
  98     static int dragOffsetX;  // Distance between pointer at start of drag and
  99     static int dragOffsetY;  // top-left of item
 100
 101     wxResourceEditorControlHandler(wxControl *control, wxEvtHandler *oldHandler);
 102     ~wxResourceEditorControlHandler(void);
 103
 104     void OnMouseEvent(wxMouseEvent& event);
 105
 106     // Manipulation and drawing of items in Edit Mode
 107
 108     // Calculate position of the 8 handles
 109     virtual void CalcSelectionHandles(int *hx, int *hy);
 110     virtual void DrawSelectionHandles(wxDC& dc, bool erase = FALSE);
 111     virtual void DrawBoundingBox(wxDC& dc, int x, int y, int w, int h);
 112     virtual void SelectItem(bool select);
 113     virtual inline bool IsSelected(void) { return isSelected; }
 114
 115     // Returns TRUE or FALSE
 116     virtual bool HitTest(int x, int y);
 117
 118     // Returns 0 (no hit), 1 - 8 for which selection handle
 119     // (clockwise from top middle)
 120     virtual int SelectionHandleHitTest(int x, int y);
 121
 122     // If selectionHandle is zero, not dragging the selection handle.
 123     virtual void OnDragBegin(int x, int y, int keys, wxDC& dc, int selectionHandle);
 124     virtual void OnDragContinue(bool paintIt, int x, int y, int keys, wxDC& dc, int selectionHandle);
 125     virtual void OnDragEnd(int x, int y, int keys, wxDC& dc, int selectionHandle);
 126
 127     // These functions call panel functions
 128     // by default.
 129     virtual void OldOnMove(int x, int y);
 130     virtual void OldOnSize(int w, int h);
 131     virtual void OnLeftClick(int x, int y, int keys);
 132     virtual void OnRightClick(int x, int y, int keys);
 133     virtual void OnSelect(bool select);
 134
 135     // Accessors
 136     /*
 137     inline long GetTreeItem() const { return m_treeItem; }
 138     inline void SetTreeItem(long item) { m_treeItem = item; }
 139     */
 140
 141     DECLARE_EVENT_TABLE()
 142 };
 143
 144 // This dialog, for testing dialogs, has to intercept commands before
 145 // they go up the hierarchy and accidentally set off arbitrary
 146 // Dialog Editor functionality
 147 class ResourceEditorDialogTester: public wxDialog
 148 {
 149 public:
 150     ResourceEditorDialogTester() {}
 151
 152     bool ProcessEvent(wxEvent& event);
 153 };
 154
 155 #endif
 156