-#
-# File: makefile.unx
-# Author: Julian Smart
-# Created: 1998
-# Updated:
-# Copyright: (c) 1998 Julian Smart
-#
-# "%W% %G%"
-#
-# Makefile for dragimag example (UNIX).
+# Purpose: makefile for dragimag example (UNIX).
+# Created: 2000-03-15
top_srcdir = @top_srcdir@/..
top_builddir = ../..
program_dir = samples/dragimag
-PROGRAM=test
-
-DATAFILES = backgrnd.png shape01.png shape02.png shape03.png
+PROGRAM=dragimag
OBJECTS=$(PROGRAM).o
--- /dev/null
+/////////////////////////////////////////////////////////////////////////////
+// Name: dragimag.cpp
+// Purpose: wxDragImage sample
+// Author: Julian Smart
+// Modified by:
+// Created: 28/2/2000
+// RCS-ID: $Id$
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+// For compilers that support precompilation, includes "wx/wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+#include "wx/wx.h"
+#endif
+
+#include "wx/image.h"
+
+// Under Windows, change this to 1
+// to use wxGenericDragImage
+
+#define wxUSE_GENERIC_DRAGIMAGE 0
+
+#if wxUSE_GENERIC_DRAGIMAGE
+#include "wx/generic/dragimgg.h"
+#define wxDragImage wxGenericDragImage
+#else
+#include "wx/dragimag.h"
+#endif
+
+#include "dragimag.h"
+
+#if defined(__WXGTK__) || defined(__WXMOTIF__)
+#include "mondrian.xpm"
+#include "dragicon.xpm"
+#endif
+
+// main program
+
+IMPLEMENT_APP(MyApp)
+
+// MyCanvas
+
+IMPLEMENT_CLASS(MyCanvas, wxScrolledWindow)
+
+BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
+ EVT_PAINT(MyCanvas::OnPaint)
+ EVT_ERASE_BACKGROUND(MyCanvas::OnEraseBackground)
+ EVT_MOUSE_EVENTS(MyCanvas::OnMouseEvent)
+END_EVENT_TABLE()
+
+MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
+ const wxPoint &pos, const wxSize &size )
+ : wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER )
+{
+ SetBackgroundColour(* wxWHITE);
+
+ SetCursor(wxCursor(wxCURSOR_ARROW));
+
+ m_dragMode = TEST_DRAG_NONE;
+ m_draggedShape = (DragShape*) NULL;
+ m_dragImage = (wxDragImage*) NULL;
+ m_currentlyHighlighted = (DragShape*) NULL;
+}
+
+MyCanvas::~MyCanvas()
+{
+ ClearShapes();
+
+ if (m_dragImage)
+ delete m_dragImage;
+}
+
+void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
+{
+ wxPaintDC dc( this );
+ PrepareDC( dc );
+
+ DrawShapes(dc);
+
+}
+
+void MyCanvas::OnEraseBackground(wxEraseEvent& event)
+{
+ if (wxGetApp().GetBackgroundBitmap().Ok())
+ {
+ wxSize sz = GetClientSize();
+ wxRect rect(0, 0, sz.x, sz.y);
+
+ if (event.GetDC())
+ {
+ wxGetApp().TileBitmap(rect, *(event.GetDC()), wxGetApp().GetBackgroundBitmap());
+ }
+ else
+ {
+ wxClientDC dc(this);
+ wxGetApp().TileBitmap(rect, dc, wxGetApp().GetBackgroundBitmap());
+ }
+ }
+ else
+ event.Skip(); // The official way of doing it
+}
+
+void MyCanvas::OnMouseEvent(wxMouseEvent& event)
+{
+ if (event.LeftDown())
+ {
+ DragShape* shape = FindShape(event.GetPosition());
+ if (shape)
+ {
+ // We tentatively start dragging, but wait for
+ // mouse movement before dragging properly.
+
+ m_dragMode = TEST_DRAG_START;
+ m_dragStartPos = event.GetPosition();
+ m_draggedShape = shape;
+ }
+ }
+ else if (event.LeftUp() && m_dragMode != TEST_DRAG_NONE)
+ {
+ // Finish dragging
+
+ m_dragMode = TEST_DRAG_NONE;
+
+ if (!m_draggedShape || !m_dragImage)
+ return;
+
+ wxPoint newPos(m_draggedShape->GetPosition().x + (event.GetPosition().x - m_dragStartPos.x),
+ m_draggedShape->GetPosition().y + (event.GetPosition().y - m_dragStartPos.y));
+
+ m_draggedShape->SetPosition(newPos);
+
+ m_dragImage->Hide();
+ m_dragImage->EndDrag();
+ delete m_dragImage;
+ m_dragImage = NULL;
+
+ wxClientDC dc(this);
+ if (m_currentlyHighlighted)
+ {
+ m_currentlyHighlighted->Draw(dc);
+ }
+ m_draggedShape->SetShow(TRUE);
+ m_draggedShape->Draw(dc);
+
+ m_currentlyHighlighted = (DragShape*) NULL;
+
+ m_draggedShape = (DragShape*) NULL;
+ }
+ else if (event.Dragging() && m_dragMode != TEST_DRAG_NONE)
+ {
+ if (m_dragMode == TEST_DRAG_START)
+ {
+ // We will start dragging if we've moved beyond a couple of pixels
+
+ int tolerance = 2;
+ int dx = abs(event.GetPosition().x - m_dragStartPos.x);
+ int dy = abs(event.GetPosition().y - m_dragStartPos.y);
+ if (dx <= tolerance && dy <= tolerance)
+ return;
+
+ wxPoint newPos(m_draggedShape->GetPosition().x + (event.GetPosition().x - m_dragStartPos.x),
+ m_draggedShape->GetPosition().y + (event.GetPosition().y - m_dragStartPos.y));
+
+ // Start the drag.
+ m_dragMode = TEST_DRAG_DRAGGING;
+
+ if (m_dragImage)
+ delete m_dragImage;
+
+ // Erase the dragged shape from the canvas
+ m_draggedShape->SetShow(FALSE);
+ wxClientDC dc(this);
+ EraseShape(m_draggedShape, dc);
+ DrawShapes(dc);
+
+ switch (m_draggedShape->GetDragMethod())
+ {
+ case SHAPE_DRAG_BITMAP:
+ {
+ wxPoint hotSpot(event.GetPosition().x - newPos.x, event.GetPosition().y - newPos.y);
+ m_dragImage = new wxDragImage(m_draggedShape->GetBitmap(), wxCursor(wxCURSOR_HAND), hotSpot);
+ break;
+ }
+ case SHAPE_DRAG_TEXT:
+ {
+ wxPoint hotSpot(event.GetPosition().x - newPos.x, event.GetPosition().y - newPos.y);
+ m_dragImage = new wxDragImage("Dragging some test text", wxCursor(wxCURSOR_HAND), hotSpot);
+ break;
+ }
+ case SHAPE_DRAG_ICON:
+ {
+ wxPoint hotSpot(event.GetPosition().x - newPos.x, event.GetPosition().y - newPos.y);
+
+ // Can anyone explain why this test is necessary,
+ // to prevent a gcc error?
+#ifdef __WXMOTIF__
+ wxIcon icon(dragicon_xpm);
+#else
+ wxIcon icon(wxICON(dragicon));
+#endif
+
+ m_dragImage = new wxDragImage(icon, wxCursor(wxCURSOR_HAND), hotSpot);
+ break;
+ }
+ }
+
+ bool fullScreen = FALSE;
+ if (wxGetApp().GetUseScreen())
+ {
+ newPos = ClientToScreen(newPos);
+ fullScreen = TRUE;
+ }
+
+ bool retValue;
+
+ if (fullScreen)
+ // This line uses the whole screen...
+ retValue = m_dragImage->BeginDrag(wxPoint(0, 0), this, TRUE);
+ // while this line restricts dragging to the parent frame.
+ // retValue = m_dragImage->BeginDrag(wxPoint(0, 0), this, GetParent());
+ else
+ retValue = m_dragImage->BeginDrag(wxPoint(0, 0), this);
+
+ if (!retValue)
+ {
+ delete m_dragImage;
+ m_dragImage = (wxDragImage*) NULL;
+ m_dragMode = TEST_DRAG_NONE;
+ }
+ m_dragImage->Move(newPos);
+ m_dragImage->Show();
+ }
+ else if (m_dragMode == TEST_DRAG_DRAGGING)
+ {
+ // We're currently dragging. See if we're over another shape.
+ DragShape* onShape = FindShape(event.GetPosition());
+
+ bool mustUnhighlightOld = FALSE;
+ bool mustHighlightNew = FALSE;
+
+ if (m_currentlyHighlighted)
+ {
+ if ((onShape == (DragShape*) NULL) || (m_currentlyHighlighted != onShape))
+ mustUnhighlightOld = TRUE;
+ }
+
+ if (onShape && (onShape != m_currentlyHighlighted) && onShape->IsShown())
+ mustHighlightNew = TRUE;
+
+ if (mustUnhighlightOld || mustHighlightNew)
+ m_dragImage->Hide();
+
+ // Now with the drag image switched off, we can change the window contents.
+
+ if (mustUnhighlightOld)
+ {
+ wxClientDC clientDC(this);
+ m_currentlyHighlighted->Draw(clientDC);
+ m_currentlyHighlighted = (DragShape*) NULL;
+ }
+ if (mustHighlightNew)
+ {
+ wxClientDC clientDC(this);
+ m_currentlyHighlighted = onShape;
+ m_currentlyHighlighted->Draw(clientDC, wxINVERT);
+ }
+
+ wxPoint newPos(m_draggedShape->GetPosition().x + (event.GetPosition().x - m_dragStartPos.x),
+ m_draggedShape->GetPosition().y + (event.GetPosition().y - m_dragStartPos.y));
+
+ if (wxGetApp().GetUseScreen())
+ {
+ newPos = ClientToScreen(newPos);
+ }
+
+ // Move and show the image again
+ m_dragImage->Move(newPos);
+
+ if (mustUnhighlightOld || mustHighlightNew)
+ m_dragImage->Show();
+ }
+ }
+}
+
+void MyCanvas::DrawShapes(wxDC& dc)
+{
+ wxNode* node = m_displayList.First();
+ while (node)
+ {
+ DragShape* shape = (DragShape*) node->Data();
+ if (shape->IsShown())
+ shape->Draw(dc);
+ node = node->Next();
+ }
+}
+
+void MyCanvas::EraseShape(DragShape* shape, wxDC& dc)
+{
+ wxSize sz = GetClientSize();
+ wxRect rect(0, 0, sz.x, sz.y);
+
+ wxRect rect2(shape->GetRect());
+ dc.SetClippingRegion(rect2.x, rect2.y, rect2.width, rect2.height);
+
+ wxGetApp().TileBitmap(rect, dc, wxGetApp().GetBackgroundBitmap());
+
+ dc.DestroyClippingRegion();
+}
+
+void MyCanvas::ClearShapes()
+{
+ wxNode* node = m_displayList.First();
+ while (node)
+ {
+ DragShape* shape = (DragShape*) node->Data();
+ delete shape;
+ node = node->Next();
+ }
+ m_displayList.Clear();
+}
+
+DragShape* MyCanvas::FindShape(const wxPoint& pt) const
+{
+ wxNode* node = m_displayList.First();
+ while (node)
+ {
+ DragShape* shape = (DragShape*) node->Data();
+ if (shape->HitTest(pt))
+ return shape;
+ node = node->Next();
+ }
+ return (DragShape*) NULL;
+}
+
+// MyFrame
+
+IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
+
+BEGIN_EVENT_TABLE(MyFrame,wxFrame)
+ EVT_MENU (wxID_ABOUT, MyFrame::OnAbout)
+ EVT_MENU (wxID_EXIT, MyFrame::OnQuit)
+END_EVENT_TABLE()
+
+MyFrame::MyFrame()
+ : wxFrame( (wxFrame *)NULL, -1, "wxDragImage sample",
+ wxPoint(20,20), wxSize(470,360) )
+{
+ wxMenu *file_menu = new wxMenu();
+ file_menu->Append( wxID_ABOUT, "&About...");
+ file_menu->Append( TEST_USE_SCREEN, "&Use whole screen for dragging", "Use whole screen", TRUE);
+ file_menu->Append( wxID_EXIT, "E&xit");
+
+ wxMenuBar *menu_bar = new wxMenuBar();
+ menu_bar->Append(file_menu, "&File");
+
+ SetMenuBar( menu_bar );
+
+ CreateStatusBar(2);
+ int widths[] = { -1, 100 };
+ SetStatusWidths( 2, widths );
+
+ m_canvas = new MyCanvas( this, -1, wxPoint(0,0), wxSize(10,10) );
+}
+
+void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
+{
+ Close( TRUE );
+}
+
+void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
+{
+ (void)wxMessageBox( "wxDragImage demo\n"
+ "Julian Smart (c) 2000",
+ "About wxDragImage Demo", wxICON_INFORMATION | wxOK );
+}
+
+//-----------------------------------------------------------------------------
+// MyApp
+//-----------------------------------------------------------------------------
+
+BEGIN_EVENT_TABLE(MyApp, wxApp)
+ EVT_MENU(TEST_USE_SCREEN, MyApp::OnUseScreen)
+END_EVENT_TABLE()
+
+MyApp::MyApp()
+{
+ // Drag across whole screen
+ m_useScreen = FALSE;
+}
+
+bool MyApp::OnInit()
+{
+#if wxUSE_LIBPNG
+ wxImage::AddHandler( new wxPNGHandler );
+#endif
+
+ wxImage image;
+ if (image.LoadFile("backgrnd.png", wxBITMAP_TYPE_PNG))
+ {
+ m_background = image.ConvertToBitmap();
+ }
+
+
+ MyFrame *frame = new MyFrame();
+
+ wxString rootName("shape0");
+
+ int i;
+ for (i = 1; i < 4; i++)
+ {
+ wxString filename;
+ filename.Printf("%s%d.png", (const char*) rootName, i);
+ if (image.LoadFile(filename, wxBITMAP_TYPE_PNG))
+ {
+ DragShape* newShape = new DragShape(image.ConvertToBitmap());
+ newShape->SetPosition(wxPoint(i*50, i*50));
+
+ if (i == 2)
+ newShape->SetDragMethod(SHAPE_DRAG_TEXT);
+ else if (i == 3)
+ newShape->SetDragMethod(SHAPE_DRAG_ICON);
+ else
+ newShape->SetDragMethod(SHAPE_DRAG_BITMAP);
+ frame->GetCanvas()->GetDisplayList().Append(newShape);
+ }
+ }
+
+#if 0
+ // Under Motif or GTK, this demonstrates that
+ // wxScreenDC only gets the root window content.
+ // We need to be able to copy the overall content
+ // for full-screen dragging to work.
+ int w, h;
+ wxDisplaySize(& w, & h);
+ wxBitmap bitmap(w, h);
+
+ wxScreenDC dc;
+ wxMemoryDC memDC;
+ memDC.SelectObject(bitmap);
+ memDC.Blit(0, 0, w, h, & dc, 0, 0);
+ memDC.SelectObject(wxNullBitmap);
+ m_background = bitmap;
+#endif
+
+ frame->Show( TRUE );
+
+ return TRUE;
+}
+
+bool MyApp::TileBitmap(const wxRect& rect, wxDC& dc, wxBitmap& bitmap)
+{
+ int w = bitmap.GetWidth();
+ int h = bitmap.GetHeight();
+
+ int i, j;
+ for (i = rect.x; i < rect.x + rect.width; i += w)
+ {
+ for (j = rect.y; j < rect.y + rect.height; j+= h)
+ dc.DrawBitmap(bitmap, i, j);
+ }
+ return TRUE;
+}
+
+void MyApp::OnUseScreen(wxCommandEvent& event)
+{
+ m_useScreen = !m_useScreen;
+}
+
+// DragShape
+
+DragShape::DragShape(const wxBitmap& bitmap)
+{
+ m_bitmap = bitmap;
+ m_pos.x = 0;
+ m_pos.y = 0;
+ m_dragMethod = SHAPE_DRAG_BITMAP;
+ m_show = TRUE;
+}
+
+DragShape::~DragShape()
+{
+}
+
+bool DragShape::HitTest(const wxPoint& pt) const
+{
+ wxRect rect(GetRect());
+ return rect.Inside(pt.x, pt.y);
+}
+
+bool DragShape::Draw(wxDC& dc, int op)
+{
+ if (m_bitmap.Ok())
+ {
+ wxMemoryDC memDC;
+ memDC.SelectObject(m_bitmap);
+
+ dc.Blit(m_pos.x, m_pos.y, m_bitmap.GetWidth(), m_bitmap.GetHeight(),
+ & memDC, 0, 0, op, TRUE);
+
+ return TRUE;
+ }
+ else
+ return FALSE;
+}
+
--- /dev/null
+NAME Dragimag
+DESCRIPTION 'wxWindows dragimag sample'
+EXETYPE WINDOWS
+CODE PRELOAD MOVEABLE DISCARDABLE
+DATA PRELOAD MOVEABLE MULTIPLE
+HEAPSIZE 4048
+STACKSIZE 16000
--- /dev/null
+/////////////////////////////////////////////////////////////////////////////
+// Name: dragimag.h
+// Purpose: wxDragImage sample
+// Author: Julian Smart
+// Modified by:
+// Created: 28/2/2000
+// RCS-ID: $Id$
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_DRAGIMAGSAMPLE_
+#define _WX_DRAGIMAGSAMPLE_
+
+// derived classes
+
+class MyFrame;
+class MyApp;
+class MyCanvas;
+class DragShape;
+
+// MyFrame
+
+class MyFrame: public wxFrame
+{
+public:
+ MyFrame();
+
+ void OnAbout( wxCommandEvent &event );
+ void OnQuit( wxCommandEvent &event );
+
+ MyCanvas* GetCanvas() const { return m_canvas; }
+ void SetCanvas(MyCanvas* canvas) { m_canvas = canvas; }
+
+private:
+ MyCanvas* m_canvas;
+
+ DECLARE_DYNAMIC_CLASS(MyFrame)
+ DECLARE_EVENT_TABLE()
+};
+
+// MyApp
+
+class MyApp: public wxApp
+{
+public:
+ MyApp();
+ virtual bool OnInit();
+
+//// Operations
+
+ // Tile the bitmap
+ bool TileBitmap(const wxRect& rect, wxDC& dc, wxBitmap& bitmap);
+
+//// Accessors
+ wxBitmap& GetBackgroundBitmap() const { return (wxBitmap&) m_background; }
+
+ bool GetUseScreen() const { return m_useScreen; }
+ void SetUseScreen(bool useScreen) { m_useScreen = useScreen; }
+
+ void OnUseScreen(wxCommandEvent& event);
+
+protected:
+ wxBitmap m_background;
+ bool m_useScreen;
+
+DECLARE_EVENT_TABLE()
+};
+
+DECLARE_APP(MyApp)
+
+#define TEST_USE_SCREEN 100
+
+// MyCanvas
+
+// Dragging modes
+#define TEST_DRAG_NONE 0
+#define TEST_DRAG_START 1
+#define TEST_DRAG_DRAGGING 2
+
+class MyCanvas: public wxScrolledWindow
+{
+public:
+ MyCanvas( wxWindow *parent, wxWindowID, const wxPoint &pos, const wxSize &size );
+ ~MyCanvas();
+
+ void OnPaint( wxPaintEvent &event );
+ void OnEraseBackground(wxEraseEvent& event);
+ void OnMouseEvent(wxMouseEvent& event);
+
+ void DrawShapes(wxDC& dc);
+ void EraseShape(DragShape* shape, wxDC& dc);
+ void ClearShapes();
+ DragShape* FindShape(const wxPoint& pt) const;
+
+ wxList& GetDisplayList() { return m_displayList; }
+
+protected:
+
+private:
+ wxList m_displayList; // A list of DragShapes
+ int m_dragMode;
+ DragShape* m_draggedShape;
+ DragShape* m_currentlyHighlighted; // The shape that's being highlighted
+ wxPoint m_dragStartPos;
+ wxDragImage* m_dragImage;
+
+ DECLARE_CLASS(MyCanvas)
+ DECLARE_EVENT_TABLE()
+};
+
+
+// Ways to drag a shape
+
+#define SHAPE_DRAG_BITMAP 1
+#define SHAPE_DRAG_TEXT 2
+#define SHAPE_DRAG_ICON 3
+
+// Shape
+
+class DragShape: public wxObject
+{
+public:
+ DragShape(const wxBitmap& bitmap);
+ ~DragShape();
+
+//// Operations
+
+ bool HitTest(const wxPoint& pt) const;
+ bool Draw(wxDC& dc, int op = wxCOPY);
+
+//// Accessors
+
+ wxPoint GetPosition() const { return m_pos; }
+ void SetPosition(const wxPoint& pos) { m_pos = pos; }
+
+ wxRect GetRect() const { return wxRect(m_pos.x, m_pos.y, m_bitmap.GetWidth(), m_bitmap.GetHeight()); }
+
+ wxBitmap& GetBitmap() const { return (wxBitmap&) m_bitmap; }
+ void SetBitmap(const wxBitmap& bitmap) { m_bitmap = bitmap; }
+
+ int GetDragMethod() const { return m_dragMethod; }
+ void SetDragMethod(int method) { m_dragMethod = method; }
+
+ bool IsShown() const { return m_show; }
+ void SetShow(bool show) { m_show = show; }
+
+protected:
+ wxPoint m_pos;
+ wxBitmap m_bitmap;
+ int m_dragMethod;
+ bool m_show;
+};
+
+#endif
+ // _WX_DRAGIMAGSAMPLE_
--- /dev/null
+mondrian ICON "mondrian.ico"
+dragicon ICON "dragicon.ico"
+
+#include "wx/msw/wx.rc"
+
-#
-# File: makefile.b32
-# Author: Julian Smart
-# Created: 1999
-# Updated:
-# Copyright:
-#
-# Makefile : Builds sample for 32-bit BC++
+# Purpose: makefile for dragimag example (BC++ 32bit)
+# Created: 2000-03-15
WXDIR = $(WXWIN)
-TARGET=test
+TARGET=dragimag
OBJECTS = $(TARGET).obj
!include $(WXDIR)\src\makeprog.b32
-#
-# File: makefile.bcc
-# Author: Julian Smart
-# Created: 1998
-# Updated:
-#
-# Builds a BC++ 16-bit sample
+# Purpose: makefile for dragimag example (BC++ 16bit)
+# Created: 2000-03-15
!if "$(WXWIN)" == ""
!error You must define the WXWIN variable in autoexec.bat, e.g. WXWIN=c:\wx
WXDIR = $(WXWIN)
-TARGET=test
+TARGET=dragimag
OBJECTS=$(TARGET).obj
!include $(WXDIR)\src\makeprog.bcc
-#
-# File: makefile.dos
-# Author: Julian Smart
-# Created: 1998
-# Updated:
-#
-# Makefile : Builds 16-bit sample, VC++ 1.5
-# Use FINAL=1 argument to nmake to build final version with no debugging
-# info
+# Purpose: makefile for dragimag example (VC++ 1.5x)
+# Created: 2000-03-15
WXDIR = $(WXWIN)
-TARGET=test
+TARGET=dragimag
OBJECTS=$(TARGET).obj
!include $(WXDIR)\src\makeprog.msc
-#
-# File: makefile.g95
-# Author: Julian Smart
-# Created: 1999
-# Updated:
-# Copyright: (c) Julian Smart, 1999
-#
-# Makefile for wxWindows sample (Cygwin/Mingw32).
+# Purpose: makefile for dragimag example (Cygwin/Mingw32)
+# Created: #03.01.00
WXDIR = ../..
-TARGET=test
+TARGET=dragimag
OBJECTS = $(TARGET).o
-include $(WXDIR)/src/makeprog.g95
+include $(WXDIR)\src\makeprog.g95
-# Symantec C++ makefile
+# Purpose: makefile for dragimag example (Symantec C++)
+# Created: 2000-03-15
WXDIR = $(WXWIN)
WXLIB = $(WXDIR)\lib\wx.lib
INCDIR = $(WXDIR)\include
INCLUDE=$(INCDIR)
-TARGET=test
+TARGET=dragimag
include $(WXDIR)\src\makesc.env
-test.exe: test.obj $(DEFFILE) test.res
+dragimag.exe: dragimag.obj $(DEFFILE) dragimag.res
*$(CC) $(LDFLAGS) -o$@ $** $(LIBS)
- *$(RC) -k test.res
+ *$(RC) -k dragimag.res
sc32.def:
echo EXETYPE NT > sc32.def
-#
-# File: makefile.sl
-# Author: Julian Smart
-# Created: 1998
-#
-# Makefile : Builds a wxWindows sample for Salford C++, WIN32
+# Purpose: makefile for dragimag example (Salford C++)
+# Created: 2000-03-15
-PROGRAM = test
+PROGRAM = dragimag
OBJECTS = $(PROGRAM).obj
include ..\..\src\makeprog.sl
wx:
cd $(WXDIR)\src\msw ^ mk32 -f makefile.sl all
- cd $(WXDIR)\samples\test
+ cd $(WXDIR)\samples\dragimag
-#
-# File: makefile.unx
-# Author: Julian Smart
-# Created: 1993
-# Updated:
-# Copyright: (c) 1993, AIAI, University of Edinburgh
-#
-# "%W% %G%"
-#
-# Makefile for test example (UNIX).
+# Purpose: makefile for dragimag example (TWIN)
+# Created: 2000-03-15
WXDIR = ../..
# this central makefile.
include $(WXDIR)/src/maketwin.env
-OBJECTS = $(OBJDIR)/test.$(OBJSUFF) $(OBJDIR)/test_resources.$(OBJSUFF)
+OBJECTS = $(OBJDIR)/dragimag.$(OBJSUFF) $(OBJDIR)/dragimag.$(OBJSUFF)
-all: $(OBJDIR) test$(GUISUFFIX)$(EXESUFF)
+all: $(OBJDIR) dragimag$(GUISUFFIX)$(EXESUFF)
wx:
$(OBJDIR):
mkdir $(OBJDIR)
-test$(GUISUFFIX)$(EXESUFF): $(OBJECTS) $(WXLIB)
- $(CC) $(LDFLAGS) -o test$(GUISUFFIX)$(EXESUFF) $(OBJECTS) $(LDLIBS)
+dragimag$(GUISUFFIX)$(EXESUFF): $(OBJECTS) $(WXLIB)
+ $(CC) $(LDFLAGS) -o dragimag$(GUISUFFIX)$(EXESUFF) $(OBJECTS) $(LDLIBS)
-$(OBJDIR)/test.$(OBJSUFF): test.$(SRCSUFF)
- $(CC) -c $(CPPFLAGS) -o $@ test.$(SRCSUFF)
+$(OBJDIR)/dragimag.$(OBJSUFF): dragimag.$(SRCSUFF)
+ $(CC) -c $(CPPFLAGS) -o $@ dragimag.$(SRCSUFF)
-test_resources.c: test.rc
- $(RESCOMP) $(RCINPUTSWITCH) test.rc $(RCOUTPUTSWITCH) test_resources.c $(RESFLAGS)
+dragimag.c: dragimag.rc
+ $(RESCOMP) $(RCINPUTSWITCH) dragimag.rc $(RCOUTPUTSWITCH) dragimag.c $(RESFLAGS)
-$(OBJDIR)/test_resources.$(OBJSUFF): test_resources.c
- $(CC) -c $(CPPFLAGS) -o $@ test_resources.c
+$(OBJDIR)/dragimag.$(OBJSUFF): dragimag.c
+ $(CC) -c $(CPPFLAGS) -o $@ dragimag.c
-#$(OBJDIR)/test_resources.o: test.rc
-# $(RESCOMP) $(RCINPUTSWITCH) test.rc $(RCOUTPUTSWITCH) $(OBJDIR)/test_resources.o $(RESFLAGS)
+#$(OBJDIR)/dragimag.o: dragimag.rc
+# $(RESCOMP) $(RCINPUTSWITCH) dragimag.rc $(RCOUTPUTSWITCH) $(OBJDIR)/dragimag.o $(RESFLAGS)
clean:
- rm -f $(OBJECTS) test$(GUISUFFIX).exe core *.rsc *.res
+ rm -f $(OBJECTS) dragimag$(GUISUFFIX).exe core *.rsc *.res
-#
-# File: Makefile for samples
-# Author: Robert Roebling
-# Created: 1999
-# Updated:
-# Copyright: (c) 1998 Robert Roebling
-#
-# This makefile requires a Unix version of wxWindows
-# to be installed on your system. This is most often
-# done typing "make install" when using the complete
-# sources of wxWindows or by installing the two
-# RPM packages wxGTK.XXX.rpm and wxGTK-devel.XXX.rpm
-# under Linux.
-#
+# Purpose: makefile for dragimag example (Unix)
+# Created: 2000-03-15
CC = gcc
-PROGRAM = test
+PROGRAM = dragimag
OBJECTS = $(PROGRAM).o
$(PROGRAM): $(OBJECTS)
$(CC) -o $(PROGRAM) $(OBJECTS) `wx-config --libs`
-clean:
+clean:
rm -f *.o $(PROGRAM)
!include $(WXDIR)\src\makeva.env
-PROGRAM=$D\test
+PROGRAM=$D\dragimag
OBJECTS = $(PROGRAM).obj
!if [md $D]
-#
-# File: makefile.vc
-# Author: Julian Smart
-# Created: 1999
-# Updated:
-# Copyright: (c) Julian Smart
-#
-# Makefile : Builds sample (VC++, WIN32)
-# Use FINAL=1 argument to nmake to build final version with no debug info.
+# Purpose: makefile for dragimag example (VC++ 32bit)
+# Created: 2000-03-15
# Set WXDIR for your system
WXDIR = $(WXWIN)
-PROGRAM=test
+PROGRAM=dragimag
OBJECTS = $(PROGRAM).obj
!include $(WXDIR)\src\makeprog.vc
-#
-# Makefile for WATCOM
-#
-# Created by Julian Smart, January 1999
-#
-#
+# Purpose: makefile for dragimag example (Watcom)
+# Created: 2000-03-15
WXDIR = $(%WXWIN)
-PROGRAM = test
+PROGRAM = dragimag
OBJECTS = $(PROGRAM).obj
!include $(WXDIR)\src\makeprog.wat
+++ /dev/null
-/////////////////////////////////////////////////////////////////////////////
-// Name: test.cpp
-// Purpose: wxDragImage sample
-// Author: Julian Smart
-// Modified by:
-// Created: 28/2/2000
-// RCS-ID: $Id$
-// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-// For compilers that support precompilation, includes "wx/wx.h".
-#include "wx/wxprec.h"
-
-#ifdef __BORLANDC__
-#pragma hdrstop
-#endif
-
-#ifndef WX_PRECOMP
-#include <wx/wx.h>
-#endif
-
-#include <wx/image.h>
-
-// Under Windows, change this to 1
-// to use wxGenericDragImage
-
-#define wxUSE_GENERIC_DRAGIMAGE 0
-
-#if wxUSE_GENERIC_DRAGIMAGE
-#include <wx/generic/dragimgg.h>
-#define wxDragImage wxGenericDragImage
-#else
-#include <wx/dragimag.h>
-#endif
-
-#include "test.h"
-
-#if defined(__WXGTK__) || defined(__WXMOTIF__)
-#include "mondrian.xpm"
-#include "dragicon.xpm"
-#endif
-
-// main program
-
-IMPLEMENT_APP(MyApp)
-
-// MyCanvas
-
-IMPLEMENT_CLASS(MyCanvas, wxScrolledWindow)
-
-BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
- EVT_PAINT(MyCanvas::OnPaint)
- EVT_ERASE_BACKGROUND(MyCanvas::OnEraseBackground)
- EVT_MOUSE_EVENTS(MyCanvas::OnMouseEvent)
-END_EVENT_TABLE()
-
-MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
- const wxPoint &pos, const wxSize &size )
- : wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER )
-{
- SetBackgroundColour(* wxWHITE);
-
- SetCursor(wxCursor(wxCURSOR_ARROW));
-
- m_dragMode = TEST_DRAG_NONE;
- m_draggedShape = (DragShape*) NULL;
- m_dragImage = (wxDragImage*) NULL;
- m_currentlyHighlighted = (DragShape*) NULL;
-}
-
-MyCanvas::~MyCanvas()
-{
- ClearShapes();
-
- if (m_dragImage)
- delete m_dragImage;
-}
-
-void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
-{
- wxPaintDC dc( this );
- PrepareDC( dc );
-
- DrawShapes(dc);
-
-}
-
-void MyCanvas::OnEraseBackground(wxEraseEvent& event)
-{
- if (wxGetApp().GetBackgroundBitmap().Ok())
- {
- wxSize sz = GetClientSize();
- wxRect rect(0, 0, sz.x, sz.y);
-
- if (event.GetDC())
- {
- wxGetApp().TileBitmap(rect, *(event.GetDC()), wxGetApp().GetBackgroundBitmap());
- }
- else
- {
- wxClientDC dc(this);
- wxGetApp().TileBitmap(rect, dc, wxGetApp().GetBackgroundBitmap());
- }
- }
- else
- event.Skip(); // The official way of doing it
-}
-
-void MyCanvas::OnMouseEvent(wxMouseEvent& event)
-{
- if (event.LeftDown())
- {
- DragShape* shape = FindShape(event.GetPosition());
- if (shape)
- {
- // We tentatively start dragging, but wait for
- // mouse movement before dragging properly.
-
- m_dragMode = TEST_DRAG_START;
- m_dragStartPos = event.GetPosition();
- m_draggedShape = shape;
- }
- }
- else if (event.LeftUp() && m_dragMode != TEST_DRAG_NONE)
- {
- // Finish dragging
-
- m_dragMode = TEST_DRAG_NONE;
-
- if (!m_draggedShape || !m_dragImage)
- return;
-
- wxPoint newPos(m_draggedShape->GetPosition().x + (event.GetPosition().x - m_dragStartPos.x),
- m_draggedShape->GetPosition().y + (event.GetPosition().y - m_dragStartPos.y));
-
- m_draggedShape->SetPosition(newPos);
-
- m_dragImage->Hide();
- m_dragImage->EndDrag();
- delete m_dragImage;
- m_dragImage = NULL;
-
- wxClientDC dc(this);
- if (m_currentlyHighlighted)
- {
- m_currentlyHighlighted->Draw(dc);
- }
- m_draggedShape->SetShow(TRUE);
- m_draggedShape->Draw(dc);
-
- m_currentlyHighlighted = (DragShape*) NULL;
-
- m_draggedShape = (DragShape*) NULL;
- }
- else if (event.Dragging() && m_dragMode != TEST_DRAG_NONE)
- {
- if (m_dragMode == TEST_DRAG_START)
- {
- // We will start dragging if we've moved beyond a couple of pixels
-
- int tolerance = 2;
- int dx = abs(event.GetPosition().x - m_dragStartPos.x);
- int dy = abs(event.GetPosition().y - m_dragStartPos.y);
- if (dx <= tolerance && dy <= tolerance)
- return;
-
- wxPoint newPos(m_draggedShape->GetPosition().x + (event.GetPosition().x - m_dragStartPos.x),
- m_draggedShape->GetPosition().y + (event.GetPosition().y - m_dragStartPos.y));
-
- // Start the drag.
- m_dragMode = TEST_DRAG_DRAGGING;
-
- if (m_dragImage)
- delete m_dragImage;
-
- // Erase the dragged shape from the canvas
- m_draggedShape->SetShow(FALSE);
- wxClientDC dc(this);
- EraseShape(m_draggedShape, dc);
- DrawShapes(dc);
-
- switch (m_draggedShape->GetDragMethod())
- {
- case SHAPE_DRAG_BITMAP:
- {
- wxPoint hotSpot(event.GetPosition().x - newPos.x, event.GetPosition().y - newPos.y);
- m_dragImage = new wxDragImage(m_draggedShape->GetBitmap(), wxCursor(wxCURSOR_HAND), hotSpot);
- break;
- }
- case SHAPE_DRAG_TEXT:
- {
- wxPoint hotSpot(event.GetPosition().x - newPos.x, event.GetPosition().y - newPos.y);
- m_dragImage = new wxDragImage("Dragging some test text", wxCursor(wxCURSOR_HAND), hotSpot);
- break;
- }
- case SHAPE_DRAG_ICON:
- {
- wxPoint hotSpot(event.GetPosition().x - newPos.x, event.GetPosition().y - newPos.y);
-
- // Can anyone explain why this test is necessary,
- // to prevent a gcc error?
-#ifdef __WXMOTIF__
- wxIcon icon(dragicon_xpm);
-#else
- wxIcon icon(wxICON(dragicon));
-#endif
-
- m_dragImage = new wxDragImage(icon, wxCursor(wxCURSOR_HAND), hotSpot);
- break;
- }
- }
-
- bool fullScreen = FALSE;
- if (wxGetApp().GetUseScreen())
- {
- newPos = ClientToScreen(newPos);
- fullScreen = TRUE;
- }
-
- bool retValue;
-
- if (fullScreen)
- // This line uses the whole screen...
- retValue = m_dragImage->BeginDrag(wxPoint(0, 0), this, TRUE);
- // while this line restricts dragging to the parent frame.
- // retValue = m_dragImage->BeginDrag(wxPoint(0, 0), this, GetParent());
- else
- retValue = m_dragImage->BeginDrag(wxPoint(0, 0), this);
-
- if (!retValue)
- {
- delete m_dragImage;
- m_dragImage = (wxDragImage*) NULL;
- m_dragMode = TEST_DRAG_NONE;
- }
- m_dragImage->Move(newPos);
- m_dragImage->Show();
- }
- else if (m_dragMode == TEST_DRAG_DRAGGING)
- {
- // We're currently dragging. See if we're over another shape.
- DragShape* onShape = FindShape(event.GetPosition());
-
- bool mustUnhighlightOld = FALSE;
- bool mustHighlightNew = FALSE;
-
- if (m_currentlyHighlighted)
- {
- if ((onShape == (DragShape*) NULL) || (m_currentlyHighlighted != onShape))
- mustUnhighlightOld = TRUE;
- }
-
- if (onShape && (onShape != m_currentlyHighlighted) && onShape->IsShown())
- mustHighlightNew = TRUE;
-
- if (mustUnhighlightOld || mustHighlightNew)
- m_dragImage->Hide();
-
- // Now with the drag image switched off, we can change the window contents.
-
- if (mustUnhighlightOld)
- {
- wxClientDC clientDC(this);
- m_currentlyHighlighted->Draw(clientDC);
- m_currentlyHighlighted = (DragShape*) NULL;
- }
- if (mustHighlightNew)
- {
- wxClientDC clientDC(this);
- m_currentlyHighlighted = onShape;
- m_currentlyHighlighted->Draw(clientDC, wxINVERT);
- }
-
- wxPoint newPos(m_draggedShape->GetPosition().x + (event.GetPosition().x - m_dragStartPos.x),
- m_draggedShape->GetPosition().y + (event.GetPosition().y - m_dragStartPos.y));
-
- if (wxGetApp().GetUseScreen())
- {
- newPos = ClientToScreen(newPos);
- }
-
- // Move and show the image again
- m_dragImage->Move(newPos);
-
- if (mustUnhighlightOld || mustHighlightNew)
- m_dragImage->Show();
- }
- }
-}
-
-void MyCanvas::DrawShapes(wxDC& dc)
-{
- wxNode* node = m_displayList.First();
- while (node)
- {
- DragShape* shape = (DragShape*) node->Data();
- if (shape->IsShown())
- shape->Draw(dc);
- node = node->Next();
- }
-}
-
-void MyCanvas::EraseShape(DragShape* shape, wxDC& dc)
-{
- wxSize sz = GetClientSize();
- wxRect rect(0, 0, sz.x, sz.y);
-
- wxRect rect2(shape->GetRect());
- dc.SetClippingRegion(rect2.x, rect2.y, rect2.width, rect2.height);
-
- wxGetApp().TileBitmap(rect, dc, wxGetApp().GetBackgroundBitmap());
-
- dc.DestroyClippingRegion();
-}
-
-void MyCanvas::ClearShapes()
-{
- wxNode* node = m_displayList.First();
- while (node)
- {
- DragShape* shape = (DragShape*) node->Data();
- delete shape;
- node = node->Next();
- }
- m_displayList.Clear();
-}
-
-DragShape* MyCanvas::FindShape(const wxPoint& pt) const
-{
- wxNode* node = m_displayList.First();
- while (node)
- {
- DragShape* shape = (DragShape*) node->Data();
- if (shape->HitTest(pt))
- return shape;
- node = node->Next();
- }
- return (DragShape*) NULL;
-}
-
-// MyFrame
-
-IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
-
-BEGIN_EVENT_TABLE(MyFrame,wxFrame)
- EVT_MENU (wxID_ABOUT, MyFrame::OnAbout)
- EVT_MENU (wxID_EXIT, MyFrame::OnQuit)
-END_EVENT_TABLE()
-
-MyFrame::MyFrame()
- : wxFrame( (wxFrame *)NULL, -1, "wxDragImage sample",
- wxPoint(20,20), wxSize(470,360) )
-{
- wxMenu *file_menu = new wxMenu();
- file_menu->Append( wxID_ABOUT, "&About...");
- file_menu->Append( TEST_USE_SCREEN, "&Use whole screen for dragging", "Use whole screen", TRUE);
- file_menu->Append( wxID_EXIT, "E&xit");
-
- wxMenuBar *menu_bar = new wxMenuBar();
- menu_bar->Append(file_menu, "&File");
-
- SetMenuBar( menu_bar );
-
- CreateStatusBar(2);
- int widths[] = { -1, 100 };
- SetStatusWidths( 2, widths );
-
- m_canvas = new MyCanvas( this, -1, wxPoint(0,0), wxSize(10,10) );
-}
-
-void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
-{
- Close( TRUE );
-}
-
-void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
-{
- (void)wxMessageBox( "wxDragImage demo\n"
- "Julian Smart (c) 2000",
- "About wxDragImage Demo", wxICON_INFORMATION | wxOK );
-}
-
-//-----------------------------------------------------------------------------
-// MyApp
-//-----------------------------------------------------------------------------
-
-BEGIN_EVENT_TABLE(MyApp, wxApp)
- EVT_MENU(TEST_USE_SCREEN, MyApp::OnUseScreen)
-END_EVENT_TABLE()
-
-MyApp::MyApp()
-{
- // Drag across whole screen
- m_useScreen = FALSE;
-}
-
-bool MyApp::OnInit()
-{
-#if wxUSE_LIBPNG
- wxImage::AddHandler( new wxPNGHandler );
-#endif
-
- wxImage image;
- if (image.LoadFile("backgrnd.png", wxBITMAP_TYPE_PNG))
- {
- m_background = image.ConvertToBitmap();
- }
-
-
- MyFrame *frame = new MyFrame();
-
- wxString rootName("shape0");
-
- int i;
- for (i = 1; i < 4; i++)
- {
- wxString filename;
- filename.Printf("%s%d.png", (const char*) rootName, i);
- if (image.LoadFile(filename, wxBITMAP_TYPE_PNG))
- {
- DragShape* newShape = new DragShape(image.ConvertToBitmap());
- newShape->SetPosition(wxPoint(i*50, i*50));
-
- if (i == 2)
- newShape->SetDragMethod(SHAPE_DRAG_TEXT);
- else if (i == 3)
- newShape->SetDragMethod(SHAPE_DRAG_ICON);
- else
- newShape->SetDragMethod(SHAPE_DRAG_BITMAP);
- frame->GetCanvas()->GetDisplayList().Append(newShape);
- }
- }
-
-#if 0
- // Under Motif or GTK, this demonstrates that
- // wxScreenDC only gets the root window content.
- // We need to be able to copy the overall content
- // for full-screen dragging to work.
- int w, h;
- wxDisplaySize(& w, & h);
- wxBitmap bitmap(w, h);
-
- wxScreenDC dc;
- wxMemoryDC memDC;
- memDC.SelectObject(bitmap);
- memDC.Blit(0, 0, w, h, & dc, 0, 0);
- memDC.SelectObject(wxNullBitmap);
- m_background = bitmap;
-#endif
-
- frame->Show( TRUE );
-
- return TRUE;
-}
-
-bool MyApp::TileBitmap(const wxRect& rect, wxDC& dc, wxBitmap& bitmap)
-{
- int w = bitmap.GetWidth();
- int h = bitmap.GetHeight();
-
- int i, j;
- for (i = rect.x; i < rect.x + rect.width; i += w)
- {
- for (j = rect.y; j < rect.y + rect.height; j+= h)
- dc.DrawBitmap(bitmap, i, j);
- }
- return TRUE;
-}
-
-void MyApp::OnUseScreen(wxCommandEvent& event)
-{
- m_useScreen = !m_useScreen;
-}
-
-// DragShape
-
-DragShape::DragShape(const wxBitmap& bitmap)
-{
- m_bitmap = bitmap;
- m_pos.x = 0;
- m_pos.y = 0;
- m_dragMethod = SHAPE_DRAG_BITMAP;
- m_show = TRUE;
-}
-
-DragShape::~DragShape()
-{
-}
-
-bool DragShape::HitTest(const wxPoint& pt) const
-{
- wxRect rect(GetRect());
- return rect.Inside(pt.x, pt.y);
-}
-
-bool DragShape::Draw(wxDC& dc, int op)
-{
- if (m_bitmap.Ok())
- {
- wxMemoryDC memDC;
- memDC.SelectObject(m_bitmap);
-
- dc.Blit(m_pos.x, m_pos.y, m_bitmap.GetWidth(), m_bitmap.GetHeight(),
- & memDC, 0, 0, op, TRUE);
-
- return TRUE;
- }
- else
- return FALSE;
-}
-
+++ /dev/null
-NAME Minimal
-DESCRIPTION 'Minimal wxWindows application'
-EXETYPE WINDOWS
-CODE PRELOAD MOVEABLE DISCARDABLE
-DATA PRELOAD MOVEABLE MULTIPLE
-HEAPSIZE 4048
-STACKSIZE 16000
+++ /dev/null
-/////////////////////////////////////////////////////////////////////////////
-// Name: test.h
-// Purpose: wxDragImage sample
-// Author: Julian Smart
-// Modified by:
-// Created: 28/2/2000
-// RCS-ID: $Id$
-// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-#ifndef _WX_DRAGIMAGSAMPLE_
-#define _WX_DRAGIMAGSAMPLE_
-
-// derived classes
-
-class MyFrame;
-class MyApp;
-class MyCanvas;
-class DragShape;
-
-// MyFrame
-
-class MyFrame: public wxFrame
-{
-public:
- MyFrame();
-
- void OnAbout( wxCommandEvent &event );
- void OnQuit( wxCommandEvent &event );
-
- MyCanvas* GetCanvas() const { return m_canvas; }
- void SetCanvas(MyCanvas* canvas) { m_canvas = canvas; }
-
-private:
- MyCanvas* m_canvas;
-
- DECLARE_DYNAMIC_CLASS(MyFrame)
- DECLARE_EVENT_TABLE()
-};
-
-// MyApp
-
-class MyApp: public wxApp
-{
-public:
- MyApp();
- virtual bool OnInit();
-
-//// Operations
-
- // Tile the bitmap
- bool TileBitmap(const wxRect& rect, wxDC& dc, wxBitmap& bitmap);
-
-//// Accessors
- wxBitmap& GetBackgroundBitmap() const { return (wxBitmap&) m_background; }
-
- bool GetUseScreen() const { return m_useScreen; }
- void SetUseScreen(bool useScreen) { m_useScreen = useScreen; }
-
- void OnUseScreen(wxCommandEvent& event);
-
-protected:
- wxBitmap m_background;
- bool m_useScreen;
-
-DECLARE_EVENT_TABLE()
-};
-
-DECLARE_APP(MyApp)
-
-#define TEST_USE_SCREEN 100
-
-// MyCanvas
-
-// Dragging modes
-#define TEST_DRAG_NONE 0
-#define TEST_DRAG_START 1
-#define TEST_DRAG_DRAGGING 2
-
-class MyCanvas: public wxScrolledWindow
-{
-public:
- MyCanvas( wxWindow *parent, wxWindowID, const wxPoint &pos, const wxSize &size );
- ~MyCanvas();
-
- void OnPaint( wxPaintEvent &event );
- void OnEraseBackground(wxEraseEvent& event);
- void OnMouseEvent(wxMouseEvent& event);
-
- void DrawShapes(wxDC& dc);
- void EraseShape(DragShape* shape, wxDC& dc);
- void ClearShapes();
- DragShape* FindShape(const wxPoint& pt) const;
-
- wxList& GetDisplayList() { return m_displayList; }
-
-protected:
-
-private:
- wxList m_displayList; // A list of DragShapes
- int m_dragMode;
- DragShape* m_draggedShape;
- DragShape* m_currentlyHighlighted; // The shape that's being highlighted
- wxPoint m_dragStartPos;
- wxDragImage* m_dragImage;
-
- DECLARE_CLASS(MyCanvas)
- DECLARE_EVENT_TABLE()
-};
-
-
-// Ways to drag a shape
-
-#define SHAPE_DRAG_BITMAP 1
-#define SHAPE_DRAG_TEXT 2
-#define SHAPE_DRAG_ICON 3
-
-// Shape
-
-class DragShape: public wxObject
-{
-public:
- DragShape(const wxBitmap& bitmap);
- ~DragShape();
-
-//// Operations
-
- bool HitTest(const wxPoint& pt) const;
- bool Draw(wxDC& dc, int op = wxCOPY);
-
-//// Accessors
-
- wxPoint GetPosition() const { return m_pos; }
- void SetPosition(const wxPoint& pos) { m_pos = pos; }
-
- wxRect GetRect() const { return wxRect(m_pos.x, m_pos.y, m_bitmap.GetWidth(), m_bitmap.GetHeight()); }
-
- wxBitmap& GetBitmap() const { return (wxBitmap&) m_bitmap; }
- void SetBitmap(const wxBitmap& bitmap) { m_bitmap = bitmap; }
-
- int GetDragMethod() const { return m_dragMethod; }
- void SetDragMethod(int method) { m_dragMethod = method; }
-
- bool IsShown() const { return m_show; }
- void SetShow(bool show) { m_show = show; }
-
-protected:
- wxPoint m_pos;
- wxBitmap m_bitmap;
- int m_dragMethod;
- bool m_show;
-};
-
-#endif
- // _WX_DRAGIMAGSAMPLE_
+++ /dev/null
-mondrian ICON "mondrian.ico"
-dragicon ICON "dragicon.ico"
-
-#include "wx/msw/wx.rc"
-
projects / wxWidgets.git / commitdiff
