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         void OnObjectEdit(wxCommandEvent& event);
  56         void OnObjectDelete(wxCommandEvent& event);
  57
  58     virtual void OnItemEvent(wxControl *win, wxMouseEvent& event);
  59     virtual void OnLeftClick(int x, int y, int keys);
  60     virtual void OnRightClick(int x, int y, int keys);
  61     virtual void OnItemLeftClick(wxControl *item, int x, int y, int keys);
  62     virtual void OnItemRightClick(wxControl *item, int x, int y, int keys);
  63     virtual void OnItemSelect(wxControl *item, bool select);
  64     virtual void OnItemMove(
  65         wxControl *WXUNUSED(item), int WXUNUSED(x), int WXUNUSED(y) ) {};
  66     virtual void OnItemSize(
  67         wxControl *WXUNUSED(item), int WXUNUSED(w), int WXUNUSED(h) ) {};
  68
  69     void AddChildHandlers(void);
  70     void PaintSelectionHandles(wxDC& dc);
  71     void ProcessItemEvent(wxControl *item, wxMouseEvent& event, int selectionHandle);
  72
  73     virtual void DrawBoundingBox(wxDC& dc, int x, int y, int w, int h);
  74     virtual void OnDragBegin(int x, int y, int keys, wxDC& dc, int selectionHandle);
  75     virtual void OnDragContinue(bool paintIt, int x, int y, int keys, wxDC& dc, int selectionHandle);
  76     virtual void OnDragEnd(int x, int y, int keys, wxDC& dc, int selectionHandle);
  77
  78     // Accessors
  79     /*
  80     inline long GetTreeItem() const { return m_treeItem; }
  81     inline void SetTreeItem(long item) { m_treeItem = item; }
  82     */
  83
  84     DECLARE_EVENT_TABLE()
  85 };
  86
  87 class wxResourceEditorControlHandler: public wxEvtHandler
  88 {
  89     DECLARE_CLASS(wxResourceEditorControlHandler)
  90 public:
  91     //  wxResourceManager *resourceManager;
  92     wxControl *handlerControl;
  93     //  wxItemResource *handlerResource;
  94     wxEvtHandler *handlerOldHandler;
  95
  96     bool isSelected;
  97     int handleSize;   // selection handle size
  98     int handleMargin; // Distance between item edge and handle edge
  99     long                  m_treeItem;
 100     static int dragOffsetX;  // Distance between pointer at start of drag and
 101     static int dragOffsetY;  // top-left of item
 102
 103     wxResourceEditorControlHandler(wxControl *control, wxEvtHandler *oldHandler);
 104     ~wxResourceEditorControlHandler(void);
 105
 106     void OnMouseEvent(wxMouseEvent& event);
 107
 108     // Manipulation and drawing of items in Edit Mode
 109
 110     // Calculate position of the 8 handles
 111     virtual void CalcSelectionHandles(int *hx, int *hy);
 112     virtual void DrawSelectionHandles(wxDC& dc, bool erase = FALSE);
 113     virtual void DrawBoundingBox(wxDC& dc, int x, int y, int w, int h);
 114     virtual void SelectItem(bool select);
 115     virtual inline bool IsSelected(void) { return isSelected; }
 116
 117     // Returns TRUE or FALSE
 118     virtual bool HitTest(int x, int y);
 119
 120     // Returns 0 (no hit), 1 - 8 for which selection handle
 121     // (clockwise from top middle)
 122     virtual int SelectionHandleHitTest(int x, int y);
 123
 124     // If selectionHandle is zero, not dragging the selection handle.
 125     virtual void OnDragBegin(int x, int y, int keys, wxDC& dc, int selectionHandle);
 126     virtual void OnDragContinue(bool paintIt, int x, int y, int keys, wxDC& dc, int selectionHandle);
 127     virtual void OnDragEnd(int x, int y, int keys, wxDC& dc, int selectionHandle);
 128
 129     // These functions call panel functions
 130     // by default.
 131     virtual void OldOnMove(int x, int y);
 132     virtual void OldOnSize(int w, int h);
 133     virtual void OnLeftClick(int x, int y, int keys);
 134     virtual void OnRightClick(int x, int y, int keys);
 135     virtual void OnSelect(bool select);
 136
 137     // Accessors
 138     /*
 139     inline long GetTreeItem() const { return m_treeItem; }
 140     inline void SetTreeItem(long item) { m_treeItem = item; }
 141     */
 142
 143     DECLARE_EVENT_TABLE()
 144 };
 145
 146 // This dialog, for testing dialogs, has to intercept commands before
 147 // they go up the hierarchy and accidentally set off arbitrary
 148 // Dialog Editor functionality
 149 class ResourceEditorDialogTester: public wxDialog
 150 {
 151 public:
 152     ResourceEditorDialogTester() {}
 153
 154     bool ProcessEvent(wxEvent& event);
 155 };
 156
 157 #endif
 158