X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fa8dca8dd1ba0d6ee9b2c5919a3a944ecde68a50..739c5499fcab1c165b8dd0591c9fd9e2329b3cf9:/src/msw/dragimag.cpp?ds=sidebyside diff --git a/src/msw/dragimag.cpp b/src/msw/dragimag.cpp index fcad2efdfd..067d67608d 100644 --- a/src/msw/dragimag.cpp +++ b/src/msw/dragimag.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dragimag.cpp +// Name: src/msw/dragimag.cpp // Purpose: wxDragImage // Author: Julian Smart // Modified by: @@ -17,42 +17,42 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ -#pragma implementation "dragimag.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #if wxUSE_DRAGIMAGE -#if defined(__WIN95__) - #ifndef WX_PRECOMP -#include -#include "wx/setup.h" -#include "wx/window.h" -#include "wx/dcclient.h" -#include "wx/dcscreen.h" -#include "wx/dcmemory.h" -#include "wx/settings.h" + #include "wx/msw/wrapcctl.h" // include "properly" + #include + #include "wx/window.h" + #include "wx/dcclient.h" + #include "wx/dcscreen.h" + #include "wx/dcmemory.h" + #include "wx/settings.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/frame.h" + #include "wx/image.h" #endif #include "wx/msw/private.h" -#include "wx/log.h" -#include "wx/intl.h" -#include "wx/frame.h" -#include "wx/image.h" #include "wx/msw/dragimag.h" #include "wx/msw/private.h" -#if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__)) -#include +#ifdef __WXWINCE__ // for SM_CXCURSOR and SM_CYCURSOR +#include "wx/msw/wince/missing.h" +#endif // __WXWINCE__ + +// Wine doesn't have this yet +#ifndef ListView_CreateDragImage +#define ListView_CreateDragImage(hwnd, i, lpptUpLeft) \ + (HIMAGELIST)SNDMSG((hwnd), LVM_CREATEDRAGIMAGE, (WPARAM)(int)(i), (LPARAM)(LPPOINT)(lpptUpLeft)) #endif // ---------------------------------------------------------------------------- @@ -92,9 +92,47 @@ void wxDragImage::Init() #if !wxUSE_SIMPLER_DRAGIMAGE m_hCursorImageList = 0; #endif - m_window = (wxWindow*) NULL; - m_fullScreen = FALSE; + m_window = NULL; + m_fullScreen = false; +} + +#if WXWIN_COMPATIBILITY_2_8 +wxDragImage::wxDragImage(const wxBitmap& image, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot)) +{ + Init(); + + Create(image, cursor); +} + +wxDragImage::wxDragImage(const wxIcon& image, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot)) +{ + Init(); + + Create(image, cursor); +} + +wxDragImage::wxDragImage(const wxString& str, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot)) +{ + Init(); + + Create(str, cursor); +} + +bool wxDragImage::Create(const wxBitmap& image, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot)) +{ + return Create(image, cursor); +} + +bool wxDragImage::Create(const wxIcon& image, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot)) +{ + return Create(image, cursor); +} + +bool wxDragImage::Create(const wxString& str, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot)) +{ + return Create(str, cursor); } +#endif // WXWIN_COMPATIBILITY_2_8 // Attributes //////////////////////////////////////////////////////////////////////////// @@ -110,7 +148,10 @@ bool wxDragImage::Create(const wxBitmap& image, const wxCursor& cursor) ImageList_Destroy(GetHimageList()); m_hImageList = 0; - UINT flags = 0 ; +#ifdef __WXWINCE__ + UINT flags = ILC_COLOR; +#else + UINT flags wxDUMMY_INITIALIZE(0) ; if (image.GetDepth() <= 4) flags = ILC_COLOR4; else if (image.GetDepth() <= 8) @@ -121,10 +162,15 @@ bool wxDragImage::Create(const wxBitmap& image, const wxCursor& cursor) flags = ILC_COLOR24; else flags = ILC_COLOR32; +#endif bool mask = (image.GetMask() != 0); - if ( mask ) - flags |= ILC_MASK; + + // Curiously, even if the image doesn't have a mask, + // we still have to use ILC_MASK or the image won't show + // up when dragged. +// if ( mask ) + flags |= ILC_MASK; m_hImageList = (WXHIMAGELIST) ImageList_Create(image.GetWidth(), image.GetHeight(), flags, 1, 1); @@ -159,7 +205,10 @@ bool wxDragImage::Create(const wxIcon& image, const wxCursor& cursor) ImageList_Destroy(GetHimageList()); m_hImageList = 0; - UINT flags = 0 ; +#ifdef __WXWINCE__ + UINT flags = ILC_COLOR; +#else + UINT flags wxDUMMY_INITIALIZE(0) ; if (image.GetDepth() <= 4) flags = ILC_COLOR4; else if (image.GetDepth() <= 8) @@ -170,9 +219,9 @@ bool wxDragImage::Create(const wxIcon& image, const wxCursor& cursor) flags = ILC_COLOR24; else flags = ILC_COLOR32; - bool mask = TRUE; - if ( mask ) - flags |= ILC_MASK; +#endif + + flags |= ILC_MASK; m_hImageList = (WXHIMAGELIST) ImageList_Create(image.GetWidth(), image.GetHeight(), flags, 1, 1); @@ -192,9 +241,9 @@ bool wxDragImage::Create(const wxIcon& image, const wxCursor& cursor) // Create a drag image from a string and optional cursor bool wxDragImage::Create(const wxString& str, const wxCursor& cursor) { - wxFont font(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); + wxFont font(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); - long w, h; + wxCoord w = 0, h = 0; wxScreenDC dc; dc.SetFont(font); dc.GetTextExtent(str, & w, & h); @@ -207,7 +256,7 @@ bool wxDragImage::Create(const wxString& str, const wxCursor& cursor) dc2.SetBackground(* wxWHITE_BRUSH); dc2.Clear(); - dc2.SetBackgroundMode(wxTRANSPARENT); + dc2.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); dc2.SetTextForeground(* wxLIGHT_GREY); dc2.DrawText(str, 0, 0); dc2.DrawText(str, 1, 0); @@ -221,33 +270,55 @@ bool wxDragImage::Create(const wxString& str, const wxCursor& cursor) dc2.SelectObject(wxNullBitmap); +#if wxUSE_WXDIB // Make the bitmap masked - wxImage image(bitmap); + wxImage image = bitmap.ConvertToImage(); image.SetMaskColour(255, 255, 255); - bitmap = image.ConvertToBitmap(); - - return Create(bitmap, cursor); + return Create(wxBitmap(image), cursor); +#else + return false; +#endif } +#if wxUSE_TREECTRL // Create a drag image for the given tree control item bool wxDragImage::Create(const wxTreeCtrl& treeCtrl, wxTreeItemId& id) { if ( m_hImageList ) ImageList_Destroy(GetHimageList()); - m_hImageList = (WXHIMAGELIST) TreeView_CreateDragImage((HWND) treeCtrl.GetHWND(), (HTREEITEM) (WXHTREEITEM) id); - return TRUE; + m_hImageList = (WXHIMAGELIST) + TreeView_CreateDragImage(GetHwndOf(&treeCtrl), (HTREEITEM) id.m_pItem); + if ( !m_hImageList ) + { + // fall back on just the item text if there is no image + return Create(treeCtrl.GetItemText(id)); + } + + return true; } +#endif +#if wxUSE_LISTCTRL // Create a drag image for the given list control item bool wxDragImage::Create(const wxListCtrl& listCtrl, long id) { if ( m_hImageList ) ImageList_Destroy(GetHimageList()); POINT pt; - pt.x = 0; pt.y = 0; - m_hImageList = (WXHIMAGELIST) ListView_CreateDragImage((HWND) listCtrl.GetHWND(), id, & pt); - return TRUE; + pt.x = + pt.y = 0; + m_hImageList = (WXHIMAGELIST) + ListView_CreateDragImage(GetHwndOf(&listCtrl), id, &pt); + + if ( !m_hImageList ) + { + // as for wxTreeCtrl, fall back on dragging just the item text + return Create(listCtrl.GetItemText(id)); + } + + return true; } +#endif // Begin drag bool wxDragImage::BeginDrag(const wxPoint& hotspot, wxWindow* window, bool fullScreen, wxRect* rect) @@ -263,22 +334,27 @@ bool wxDragImage::BeginDrag(const wxPoint& hotspot, wxWindow* window, bool fullS if (!ret) { - wxFAIL_MSG( _T("BeginDrag failed.") ); + wxFAIL_MSG( wxT("BeginDrag failed.") ); - return FALSE; + return false; } - if (m_cursor.Ok()) + if (m_cursor.IsOk()) { #if wxUSE_SIMPLER_DRAGIMAGE - m_oldCursor = window->GetCursor(); - window->SetCursor(m_cursor); + m_oldCursor = window->GetCursor(); + window->SetCursor(m_cursor); #else if (!m_hCursorImageList) - { - int cxCursor = GetSystemMetrics(SM_CXCURSOR); - int cyCursor = GetSystemMetrics(SM_CYCURSOR); - + { +#ifndef SM_CXCURSOR + // Smartphone may not have these metric symbol + int cxCursor = 16; + int cyCursor = 16; +#else + int cxCursor = ::GetSystemMetrics(SM_CXCURSOR); + int cyCursor = ::GetSystemMetrics(SM_CYCURSOR); +#endif m_hCursorImageList = (WXHIMAGELIST) ImageList_Create(cxCursor, cyCursor, ILC_MASK, 1, 1); } @@ -314,7 +390,7 @@ bool wxDragImage::BeginDrag(const wxPoint& hotspot, wxWindow* window, bool fullS } #if !wxUSE_SIMPLER_DRAGIMAGE - if (m_cursor.Ok()) + if (m_cursor.IsOk()) ::ShowCursor(FALSE); #endif @@ -322,7 +398,7 @@ bool wxDragImage::BeginDrag(const wxPoint& hotspot, wxWindow* window, bool fullS ::SetCapture(GetHwndOf(window)); - return TRUE; + return true; } // Begin drag. hotspot is the location of the drag position relative to the upper-left @@ -334,16 +410,16 @@ bool wxDragImage::BeginDrag(const wxPoint& hotspot, wxWindow* window, wxWindow* int x = fullScreenRect->GetPosition().x; int y = fullScreenRect->GetPosition().y; - + wxSize sz = fullScreenRect->GetSize(); - if (fullScreenRect->GetParent() && !fullScreenRect->IsKindOf(CLASSINFO(wxFrame))) + if (fullScreenRect->GetParent() && !wxDynamicCast(fullScreenRect, wxFrame)) fullScreenRect->GetParent()->ClientToScreen(& x, & y); rect.x = x; rect.y = y; rect.width = sz.x; rect.height = sz.y; - return BeginDrag(hotspot, window, TRUE, & rect); + return BeginDrag(hotspot, window, true, & rect); } // End drag @@ -359,15 +435,15 @@ bool wxDragImage::EndDrag() } #if wxUSE_SIMPLER_DRAGIMAGE - if (m_cursor.Ok() && m_oldCursor.Ok()) - m_window->SetCursor(m_oldCursor); + if (m_cursor.IsOk() && m_oldCursor.IsOk()) + m_window->SetCursor(m_oldCursor); #else ::ShowCursor(TRUE); #endif - m_window = (wxWindow*) NULL; + m_window = NULL; - return TRUE; + return true; } // Move the image: call from OnMouseMove. Pt is in window client coordinates if window @@ -432,7 +508,4 @@ bool wxDragImage::Hide() return ret; } -#endif - // __WIN95__ - #endif // wxUSE_DRAGIMAGE