X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5ea105e0ba20c15e4d83f829e1c4faeb0a4952f0..9cf99fc093f9c45b6b5d8d8b357699d826c9916a:/src/msw/listctrl.cpp?ds=inline diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp index 242f9dfab9..1196685fe8 100644 --- a/src/msw/listctrl.cpp +++ b/src/msw/listctrl.cpp @@ -9,8 +9,17 @@ // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + #ifdef __GNUG__ #pragma implementation "listctrl.h" + #pragma implementation "listctrlbase.h" #endif // For compilers that support precompilation, includes "wx.h". @@ -20,43 +29,160 @@ #pragma hdrstop #endif +#if wxUSE_LISTCTRL && defined(__WIN95__) + #ifndef WX_PRECOMP - #include "wx/wx.h" + #include "wx/app.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/settings.h" #endif -#if defined(__WIN95__) - +#include "wx/textctrl.h" +#include "wx/imaglist.h" #include "wx/listctrl.h" -#include "wx/log.h" +#include "wx/dcclient.h" #include "wx/msw/private.h" -#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__) +#if ((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__)) + #include "wx/msw/gnuwin32/extra.h" +#else #include #endif -#ifndef __TWIN32__ - #ifdef __GNUWIN32__ - #include "wx/msw/gnuwin32/extra.h" - #endif +#ifndef LVHT_ONITEM + #define LVHT_ONITEM \ + (LVHT_ONITEMICON | LVHT_ONITEMLABEL | LVHT_ONITEMSTATEICON) +#endif + +#ifndef LVM_SETEXTENDEDLISTVIEWSTYLE + #define LVM_SETEXTENDEDLISTVIEWSTYLE (0x1000 + 54) +#endif + +#ifndef LVS_EX_FULLROWSELECT + #define LVS_EX_FULLROWSELECT 0x00000020 +#endif + +#ifndef LVS_OWNERDATA + #define LVS_OWNERDATA 0x1000 +#endif + +// mingw32/cygwin don't have declarations for comctl32.dll 4.70+ stuff +#ifndef NM_CACHEHINT + typedef struct tagNMLVCACHEHINT + { + NMHDR hdr; + int iFrom; + int iTo; + } NMLVCACHEHINT; + + #define NM_CACHEHINT NMLVCACHEHINT +#endif + +#ifndef LVN_ODCACHEHINT + #define LVN_ODCACHEHINT (-113) #endif -static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem); -static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem, HWND getFullInfo = 0); +// ---------------------------------------------------------------------------- +// private functions +// ---------------------------------------------------------------------------- + +// convert our state and mask flags to LV_ITEM constants +static void wxConvertToMSWFlags(long state, long mask, LV_ITEM& lvItem); + +// convert wxListItem to LV_ITEM +static void wxConvertToMSWListItem(const wxListCtrl *ctrl, + const wxListItem& info, LV_ITEM& lvItem); + +// convert LV_ITEM to wxListItem +static void wxConvertFromMSWListItem(HWND hwndListCtrl, + wxListItem& info, + /* const */ LV_ITEM& lvItem); + +// ---------------------------------------------------------------------------- +// events +// ---------------------------------------------------------------------------- + +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_DRAG) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_RDRAG) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_END_LABEL_EDIT) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ITEM) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT) + +IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl) +IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl) +IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject) + +BEGIN_EVENT_TABLE(wxListCtrl, wxControl) + EVT_PAINT(wxListCtrl::OnPaint) +END_EVENT_TABLE() + +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// wxListEvent +// ---------------------------------------------------------------------------- + +void wxListEvent::CopyObject(wxObject& object_dest) const +{ + wxListEvent *obj = (wxListEvent *)&object_dest; + + wxNotifyEvent::CopyObject(object_dest); + + obj->m_code = m_code; + obj->m_itemIndex = m_itemIndex; + obj->m_oldItemIndex = m_oldItemIndex; + obj->m_col = m_col; + obj->m_cancelled = m_cancelled; + obj->m_pointDrag = m_pointDrag; + obj->m_item.m_mask = m_item.m_mask; + obj->m_item.m_itemId = m_item.m_itemId; + obj->m_item.m_col = m_item.m_col; + obj->m_item.m_state = m_item.m_state; + obj->m_item.m_stateMask = m_item.m_stateMask; + obj->m_item.m_text = m_item.m_text; + obj->m_item.m_image = m_item.m_image; + obj->m_item.m_data = m_item.m_data; + obj->m_item.m_format = m_item.m_format; + obj->m_item.m_width = m_item.m_width; + + if ( m_item.HasAttributes() ) + { + obj->m_item.SetTextColour(m_item.GetTextColour()); + obj->m_item.SetBackgroundColour(m_item.GetBackgroundColour()); + obj->m_item.SetFont(m_item.GetFont()); + } +} -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl) - IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject) -#endif // USE_SHARED_LIBRARY +// ---------------------------------------------------------------------------- +// wxListCtrl construction +// ---------------------------------------------------------------------------- -wxListCtrl::wxListCtrl() +void wxListCtrl::Init() { m_imageListNormal = NULL; m_imageListSmall = NULL; m_imageListState = NULL; + m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = FALSE; m_baseStyle = 0; m_colCount = 0; m_textCtrl = NULL; + m_hasAnyAttr = FALSE; } bool wxListCtrl::Create(wxWindow *parent, @@ -67,13 +193,10 @@ bool wxListCtrl::Create(wxWindow *parent, const wxValidator& validator, const wxString& name) { - m_imageListNormal = NULL; - m_imageListSmall = NULL; - m_imageListState = NULL; - m_textCtrl = NULL; - m_colCount = 0; - +#if wxUSE_VALIDATORS SetValidator(validator); +#endif // wxUSE_VALIDATORS + SetName(name); int x = pos.x; @@ -96,71 +219,134 @@ bool wxListCtrl::Create(wxWindow *parent, m_windowId = (id == -1) ? NewControlId() : id; - DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP; + DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | + LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS; + + if ( m_windowStyle & wxCLIP_SIBLINGS ) + wstyle |= WS_CLIPSIBLINGS; + + if ( wxStyleHasBorder(m_windowStyle) ) + wstyle |= WS_BORDER; + m_baseStyle = wstyle; + + if ( !DoCreateControl(x, y, width, height) ) + return FALSE; + + if (parent) + parent->AddChild(this); + + return TRUE; +} + +bool wxListCtrl::DoCreateControl(int x, int y, int w, int h) +{ + DWORD wstyle = m_baseStyle; bool want3D; - WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ; + WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D); // Even with extended styles, need to combine with WS_BORDER // for them to look right. - if ( want3D || wxStyleHasBorder(m_windowStyle) ) + if ( want3D ) wstyle |= WS_BORDER; - wstyle |= LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS ; - m_baseStyle = wstyle; - long oldStyle = 0; // Dummy wstyle |= ConvertToMSWStyle(oldStyle, m_windowStyle); // Create the ListView control. m_hWnd = (WXHWND)CreateWindowEx(exStyle, WC_LISTVIEW, - "", + wxT(""), wstyle, - x, y, width, height, - (HWND) parent->GetHWND(), + x, y, w, h, + GetWinHwnd(GetParent()), (HMENU)m_windowId, wxGetInstance(), NULL); - if ( !m_hWnd ) { - wxLogError("Can't create list control window."); + if ( !m_hWnd ) + { + wxLogError(_("Can't create list control window, check that comctl32.dll is installed.")); return FALSE; } // for comctl32.dll v 4.70+ we want to have this attribute because it's // prettier (and also because wxGTK does it like this) -#ifdef ListView_SetExtendedListViewStyle - if ( wstyle & LVS_REPORT ) + if ( (wstyle & LVS_REPORT) && wxTheApp->GetComCtl32Version() >= 470 ) { - ListView_SetExtendedListViewStyle((HWND)GetHWND(), - LVS_EX_FULLROWSELECT); + ::SendMessage(GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE, + 0, LVS_EX_FULLROWSELECT); } -#endif // ListView_SetExtendedListViewStyle - wxSystemSettings settings; - SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_WINDOW)); - SetForegroundColour(parent->GetForegroundColour()); + SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); + SetForegroundColour(GetParent()->GetForegroundColour()); - if (parent) parent->AddChild(this); - - SubclassWin((WXHWND) m_hWnd); + SubclassWin(m_hWnd); return TRUE; } +void wxListCtrl::UpdateStyle() +{ + if ( GetHWND() ) + { + // The new window view style + long dummy; + DWORD dwStyleNew = ConvertToMSWStyle(dummy, m_windowStyle); + dwStyleNew |= m_baseStyle; + + // Get the current window style. + DWORD dwStyleOld = ::GetWindowLong(GetHwnd(), GWL_STYLE); + + // Only set the window style if the view bits have changed. + if ( dwStyleOld != dwStyleNew ) + { + ::SetWindowLong(GetHwnd(), GWL_STYLE, dwStyleNew); + } + } +} + +void wxListCtrl::FreeAllAttrs(bool dontRecreate) +{ + if ( m_hasAnyAttr ) + { + for ( wxNode *node = m_attrs.Next(); node; node = m_attrs.Next() ) + { + delete (wxListItemAttr *)node->Data(); + } + + m_attrs.Destroy(); + if ( !dontRecreate ) + { + m_attrs.Create(wxKEY_INTEGER, 1000); // just as def ctor + } + + m_hasAnyAttr = FALSE; + } +} + wxListCtrl::~wxListCtrl() { - if (m_textCtrl) + FreeAllAttrs(TRUE /* no need to recreate hash any more */); + + if ( m_textCtrl ) { - m_textCtrl->UnsubclassWin(); m_textCtrl->SetHWND(0); + m_textCtrl->UnsubclassWin(); delete m_textCtrl; m_textCtrl = NULL; } + + if (m_ownsImageListNormal) delete m_imageListNormal; + if (m_ownsImageListSmall) delete m_imageListSmall; + if (m_ownsImageListState) delete m_imageListState; } +// ---------------------------------------------------------------------------- +// set/get/change style +// ---------------------------------------------------------------------------- + // Add or remove a single window style void wxListCtrl::SetSingleStyle(long style, bool add) { @@ -170,11 +356,11 @@ void wxListCtrl::SetSingleStyle(long style, bool add) if ( add ) { if ( style & wxLC_MASK_TYPE) - flag = flag & ~wxLC_MASK_TYPE ; + flag = flag & ~wxLC_MASK_TYPE; if ( style & wxLC_MASK_ALIGN ) - flag = flag & ~wxLC_MASK_ALIGN ; + flag = flag & ~wxLC_MASK_ALIGN; if ( style & wxLC_MASK_SORT ) - flag = flag & ~wxLC_MASK_SORT ; + flag = flag & ~wxLC_MASK_SORT; } if ( flag & style ) @@ -192,7 +378,7 @@ void wxListCtrl::SetSingleStyle(long style, bool add) m_windowStyle = flag; - RecreateWindow(); + UpdateStyle(); } // Set the whole window style @@ -200,61 +386,7 @@ void wxListCtrl::SetWindowStyleFlag(long flag) { m_windowStyle = flag; - RecreateWindow(); -} - -void wxListCtrl::RecreateWindow() -{ - if ( GetHWND() ) - { - long oldStyle = 0; - long style = ConvertToMSWStyle(oldStyle, m_windowStyle); - style |= m_baseStyle; - // ::SetWindowLong((HWND) GetHWND(), GWL_STYLE, style); - - // The following recreation of the window appears to be necessary - // because SetWindowLong doesn't seem to do it. - - int x, y, width, height; - GetPosition(&x, &y); - GetSize(&width, &height); - - UnsubclassWin(); - ::DestroyWindow((HWND) GetHWND()); - - // Experimental - // Recreate the ListView control: unfortunately I can't - // make it work by using SetWindowLong. - bool want3D; - WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ; - HWND hWndListControl = CreateWindowEx(exStyle, - WC_LISTVIEW, - "", - style, - x, y, width, height, - (HWND) GetParent()->GetHWND(), - (HMENU)m_windowId, - wxGetInstance(), - NULL ); - - m_hWnd = (WXHWND) hWndListControl; - SubclassWin((WXHWND) m_hWnd); - -#ifdef ListView_SetExtendedListViewStyle - if ( style & LVS_REPORT ) - { - ListView_SetExtendedListViewStyle((HWND)GetHWND(), - LVS_EX_FULLROWSELECT); - } -#endif // ListView_SetExtendedListViewStyle - - if ( m_imageListNormal ) - SetImageList(m_imageListNormal, wxIMAGE_LIST_NORMAL); - if ( m_imageListSmall ) - SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL); - if ( m_imageListState ) - SetImageList(m_imageListState, wxIMAGE_LIST_STATE); - } + UpdateStyle(); } // Can be just a single style, or a bitlist @@ -323,12 +455,6 @@ long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const if ( style & wxLC_AUTOARRANGE ) wstyle |= LVS_AUTOARRANGE; - // Apparently, no such style (documentation wrong?) - /* - if ( style & wxLC_BUTTON ) - wstyle |= LVS_BUTTON; - */ - if ( style & wxLC_NO_SORT_HEADER ) wstyle |= LVS_NOSORTHEADER; @@ -355,17 +481,49 @@ long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const wstyle |= LVS_SORTDESCENDING; } +#if !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) ) + if ( style & wxLC_VIRTUAL ) + { + int ver = wxTheApp->GetComCtl32Version(); + if ( ver < 470 ) + { + wxLogWarning(_("Please install a newer version of comctl32.dll\n(at least version 4.70 is required but you have %d.%02d)\nor this program won't operate correctly."), + ver / 100, ver % 100); + } + + wstyle |= LVS_OWNERDATA; + } +#endif + return wstyle; } -// Sets the background colour (GetBackgroundColour already implicit in -// wxWindow class) +// ---------------------------------------------------------------------------- +// accessors +// ---------------------------------------------------------------------------- + +// Sets the foreground, i.e. text, colour +bool wxListCtrl::SetForegroundColour(const wxColour& col) +{ + if ( !wxWindow::SetForegroundColour(col) ) + return FALSE; + + ListView_SetTextColor(GetHwnd(), wxColourToRGB(col)); + + return TRUE; +} + +// Sets the background colour bool wxListCtrl::SetBackgroundColour(const wxColour& col) { if ( !wxWindow::SetBackgroundColour(col) ) return FALSE; - ListView_SetBkColor((HWND) GetHWND(), PALETTERGB(col.Red(), col.Green(), col.Blue())); + // we set the same colour for both the "empty" background and the items + // background + COLORREF color = wxColourToRGB(col); + ListView_SetBkColor(GetHwnd(), color); + ListView_SetTextBkColor(GetHwnd(), color); return TRUE; } @@ -381,11 +539,11 @@ bool wxListCtrl::GetColumn(int col, wxListItem& item) const if ( item.m_mask & wxLIST_MASK_TEXT ) { lvCol.mask |= LVCF_TEXT; - lvCol.pszText = new char[513]; + lvCol.pszText = new wxChar[513]; lvCol.cchTextMax = 512; } - bool success = (ListView_GetColumn((HWND) GetHWND(), col, & lvCol) != 0); + bool success = (ListView_GetColumn(GetHwnd(), col, & lvCol) != 0); // item.m_subItem = lvCol.iSubItem; item.m_width = lvCol.cx; @@ -447,13 +605,13 @@ bool wxListCtrl::SetColumn(int col, wxListItem& item) } lvCol.mask |= LVCF_SUBITEM; lvCol.iSubItem = col; - return (ListView_SetColumn((HWND) GetHWND(), col, & lvCol) != 0); + return (ListView_SetColumn(GetHwnd(), col, & lvCol) != 0); } // Gets the column width int wxListCtrl::GetColumnWidth(int col) const { - return ListView_GetColumnWidth((HWND) GetHWND(), col); + return ListView_GetColumnWidth(GetHwnd(), col); } // Sets the column width @@ -469,20 +627,20 @@ bool wxListCtrl::SetColumnWidth(int col, int width) else if ( width2 == wxLIST_AUTOSIZE_USEHEADER) width2 = LVSCW_AUTOSIZE_USEHEADER; - return (ListView_SetColumnWidth((HWND) GetHWND(), col2, width2) != 0); + return (ListView_SetColumnWidth(GetHwnd(), col2, width2) != 0); } // Gets the number of items that can fit vertically in the // visible area of the list control (list or report view) // or the total number of items in the list control (icon // or small icon view) -int wxListCtrl::GetCountPerPage(void) const +int wxListCtrl::GetCountPerPage() const { - return ListView_GetCountPerPage((HWND) GetHWND()); + return ListView_GetCountPerPage(GetHwnd()); } // Gets the edit control for editing labels. -wxTextCtrl* wxListCtrl::GetEditControl(void) const +wxTextCtrl* wxListCtrl::GetEditControl() const { return m_textCtrl; } @@ -491,11 +649,7 @@ wxTextCtrl* wxListCtrl::GetEditControl(void) const bool wxListCtrl::GetItem(wxListItem& info) const { LV_ITEM lvItem; -#ifdef __GNUWIN32__ - memset(&lvItem, 0, sizeof(lvItem)); -#else - ZeroMemory(&lvItem, sizeof(lvItem)); // must set all fields to 0 -#endif + wxZeroMemory(lvItem); lvItem.iItem = info.m_itemId; lvItem.iSubItem = info.m_col; @@ -503,7 +657,7 @@ bool wxListCtrl::GetItem(wxListItem& info) const if ( info.m_mask & wxLIST_MASK_TEXT ) { lvItem.mask |= LVIF_TEXT; - lvItem.pszText = new char[513]; + lvItem.pszText = new wxChar[513]; lvItem.cchTextMax = 512; } else @@ -512,7 +666,10 @@ bool wxListCtrl::GetItem(wxListItem& info) const } if (info.m_mask & wxLIST_MASK_DATA) - lvItem.mask |= LVIF_PARAM ; + lvItem.mask |= LVIF_PARAM; + + if (info.m_mask & wxLIST_MASK_IMAGE) + lvItem.mask |= LVIF_IMAGE; if ( info.m_mask & wxLIST_MASK_STATE ) { @@ -529,7 +686,8 @@ bool wxListCtrl::GetItem(wxListItem& info) const } else { - wxConvertFromMSWListItem(this, info, lvItem); + // give NULL as hwnd as we already have everything we need + wxConvertFromMSWListItem(NULL, info, lvItem); } if (lvItem.pszText) @@ -543,8 +701,41 @@ bool wxListCtrl::SetItem(wxListItem& info) { LV_ITEM item; wxConvertToMSWListItem(this, info, item); + item.cchTextMax = 0; - return (ListView_SetItem((HWND) GetHWND(), &item) != 0); + if ( !ListView_SetItem(GetHwnd(), &item) ) + { + wxLogDebug(_T("ListView_SetItem() failed")); + + return FALSE; + } + + // we need to update the item immediately to show the new image + bool updateNow = (info.m_mask & wxLIST_MASK_IMAGE) != 0; + + // check whether it has any custom attributes + if ( info.HasAttributes() ) + { + wxListItemAttr *attr = (wxListItemAttr *)m_attrs.Get(item.iItem); + + if ( attr == NULL ) + m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + else + *attr = *info.GetAttributes(); + + m_hasAnyAttr = TRUE; + + // if the colour has changed, we must redraw the item + updateNow = TRUE; + } + + if ( updateNow ) + { + // we need this to make the change visible right now + ListView_Update(GetHwnd(), item.iItem); + } + + return TRUE; } long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId) @@ -568,7 +759,7 @@ int wxListCtrl::GetItemState(long item, long stateMask) const { wxListItem info; - info.m_mask = wxLIST_MASK_STATE ; + info.m_mask = wxLIST_MASK_STATE; info.m_stateMask = stateMask; info.m_itemId = item; @@ -581,22 +772,30 @@ int wxListCtrl::GetItemState(long item, long stateMask) const // Sets the item state bool wxListCtrl::SetItemState(long item, long state, long stateMask) { - wxListItem info; + // NB: don't use SetItem() here as it doesn't work with the virtual list + // controls + LV_ITEM lvItem; + wxZeroMemory(lvItem); - info.m_mask = wxLIST_MASK_STATE ; - info.m_state = state; - info.m_stateMask = stateMask; - info.m_itemId = item; + wxConvertToMSWFlags(state, stateMask, lvItem); - return SetItem(info); + if ( !::SendMessage(GetHwnd(), LVM_SETITEMSTATE, + (WPARAM)item, (LPARAM)&lvItem) ) + { + wxLogLastError(_T("ListView_SetItemState")); + + return FALSE; + } + + return TRUE; } // Sets the item image -bool wxListCtrl::SetItemImage(long item, int image, int selImage) +bool wxListCtrl::SetItemImage(long item, int image, int WXUNUSED(selImage)) { wxListItem info; - info.m_mask = wxLIST_MASK_IMAGE ; + info.m_mask = wxLIST_MASK_IMAGE; info.m_image = image; info.m_itemId = item; @@ -608,7 +807,7 @@ wxString wxListCtrl::GetItemText(long item) const { wxListItem info; - info.m_mask = wxLIST_MASK_TEXT ; + info.m_mask = wxLIST_MASK_TEXT; info.m_itemId = item; if (!GetItem(info)) @@ -621,7 +820,7 @@ void wxListCtrl::SetItemText(long item, const wxString& str) { wxListItem info; - info.m_mask = wxLIST_MASK_TEXT ; + info.m_mask = wxLIST_MASK_TEXT; info.m_itemId = item; info.m_text = str; @@ -633,7 +832,7 @@ long wxListCtrl::GetItemData(long item) const { wxListItem info; - info.m_mask = wxLIST_MASK_DATA ; + info.m_mask = wxLIST_MASK_DATA; info.m_itemId = item; if (!GetItem(info)) @@ -646,7 +845,7 @@ bool wxListCtrl::SetItemData(long item, long data) { wxListItem info; - info.m_mask = wxLIST_MASK_DATA ; + info.m_mask = wxLIST_MASK_DATA; info.m_itemId = item; info.m_data = data; @@ -667,15 +866,15 @@ bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const code2 = LVIR_LABEL; #ifdef __WXWINE__ - bool success = (ListView_GetItemRect((HWND) GetHWND(), (int) item, &rect2 ) != 0); + bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2 ) != 0); #else - bool success = (ListView_GetItemRect((HWND) GetHWND(), (int) item, &rect2, code2) != 0); + bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2, code2) != 0); #endif rect.x = rect2.left; rect.y = rect2.top; rect.width = rect2.right - rect2.left; - rect.height = rect2.bottom - rect2.left; + rect.height = rect2.bottom - rect2.top; return success; } @@ -684,7 +883,7 @@ bool wxListCtrl::GetItemPosition(long item, wxPoint& pos) const { POINT pt; - bool success = (ListView_GetItemPosition((HWND) GetHWND(), (int) item, &pt) != 0); + bool success = (ListView_GetItemPosition(GetHwnd(), (int) item, &pt) != 0); pos.x = pt.x; pos.y = pt.y; return success; @@ -693,13 +892,13 @@ bool wxListCtrl::GetItemPosition(long item, wxPoint& pos) const // Sets the item position. bool wxListCtrl::SetItemPosition(long item, const wxPoint& pos) { - return (ListView_SetItemPosition((HWND) GetHWND(), (int) item, pos.x, pos.y) != 0); + return (ListView_SetItemPosition(GetHwnd(), (int) item, pos.x, pos.y) != 0); } // Gets the number of items in the list control -int wxListCtrl::GetItemCount(void) const +int wxListCtrl::GetItemCount() const { - return ListView_GetItemCount((HWND) GetHWND()); + return ListView_GetItemCount(GetHwnd()); } // Retrieves the spacing between icons in pixels. @@ -707,19 +906,19 @@ int wxListCtrl::GetItemCount(void) const // view, otherwise the large icon view. int wxListCtrl::GetItemSpacing(bool isSmall) const { - return ListView_GetItemSpacing((HWND) GetHWND(), (BOOL) isSmall); + return ListView_GetItemSpacing(GetHwnd(), (BOOL) isSmall); } // Gets the number of selected items in the list control -int wxListCtrl::GetSelectedItemCount(void) const +int wxListCtrl::GetSelectedItemCount() const { - return ListView_GetSelectedCount((HWND) GetHWND()); + return ListView_GetSelectedCount(GetHwnd()); } // Gets the text colour of the listview -wxColour wxListCtrl::GetTextColour(void) const +wxColour wxListCtrl::GetTextColour() const { - COLORREF ref = ListView_GetTextColor((HWND) GetHWND()); + COLORREF ref = ListView_GetTextColor(GetHwnd()); wxColour col(GetRValue(ref), GetGValue(ref), GetBValue(ref)); return col; } @@ -727,14 +926,14 @@ wxColour wxListCtrl::GetTextColour(void) const // Sets the text colour of the listview void wxListCtrl::SetTextColour(const wxColour& col) { - ListView_SetTextColor((HWND) GetHWND(), PALETTERGB(col.Red(), col.Blue(), col.Green())); + ListView_SetTextColor(GetHwnd(), PALETTERGB(col.Red(), col.Green(), col.Blue())); } // Gets the index of the topmost visible item when in // list or report view -long wxListCtrl::GetTopItem(void) const +long wxListCtrl::GetTopItem() const { - return (long) ListView_GetTopIndex((HWND) GetHWND()); + return (long) ListView_GetTopIndex(GetHwnd()); } // Searches for an item, starting from 'item'. @@ -769,7 +968,7 @@ long wxListCtrl::GetNextItem(long item, int geom, int state) const if ( state & wxLIST_STATE_SELECTED ) flags |= LVNI_SELECTED; - return (long) ListView_GetNextItem((HWND) GetHWND(), item, flags); + return (long) ListView_GetNextItem(GetHwnd(), item, flags); } @@ -796,23 +995,41 @@ void wxListCtrl::SetImageList(wxImageList *imageList, int which) if ( which == wxIMAGE_LIST_NORMAL ) { flags = LVSIL_NORMAL; + if (m_ownsImageListNormal) delete m_imageListNormal; m_imageListNormal = imageList; + m_ownsImageListNormal = FALSE; } else if ( which == wxIMAGE_LIST_SMALL ) { flags = LVSIL_SMALL; + if (m_ownsImageListSmall) delete m_imageListSmall; m_imageListSmall = imageList; + m_ownsImageListSmall = FALSE; } else if ( which == wxIMAGE_LIST_STATE ) { flags = LVSIL_STATE; + if (m_ownsImageListState) delete m_imageListState; m_imageListState = imageList; + m_ownsImageListState = FALSE; } - ListView_SetImageList((HWND) GetHWND(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags); + ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags); +} + +void wxListCtrl::AssignImageList(wxImageList *imageList, int which) +{ + SetImageList(imageList, which); + if ( which == wxIMAGE_LIST_NORMAL ) + m_ownsImageListNormal = TRUE; + else if ( which == wxIMAGE_LIST_SMALL ) + m_ownsImageListSmall = TRUE; + else if ( which == wxIMAGE_LIST_STATE ) + m_ownsImageListState = TRUE; } +// ---------------------------------------------------------------------------- // Operations -//////////////////////////////////////////////////////////////////////////// +// ---------------------------------------------------------------------------- // Arranges the items bool wxListCtrl::Arrange(int flag) @@ -827,37 +1044,45 @@ bool wxListCtrl::Arrange(int flag) else if ( flag == wxLIST_ALIGN_SNAP_TO_GRID ) code = LVA_SNAPTOGRID; - return (ListView_Arrange((HWND) GetHWND(), code) != 0); + return (ListView_Arrange(GetHwnd(), code) != 0); } // Deletes an item bool wxListCtrl::DeleteItem(long item) { - return (ListView_DeleteItem((HWND) GetHWND(), (int) item) != 0); + return (ListView_DeleteItem(GetHwnd(), (int) item) != 0); } // Deletes all items bool wxListCtrl::DeleteAllItems() { - return (ListView_DeleteAllItems((HWND) GetHWND()) != 0); + return (ListView_DeleteAllItems(GetHwnd()) != 0); } // Deletes all items bool wxListCtrl::DeleteAllColumns() { - int i; - for ( i = 0; i < m_colCount; i++) + while ( m_colCount > 0 ) { - if (ListView_DeleteColumn((HWND) GetHWND(), 0) != 0) - m_colCount --; + if ( ListView_DeleteColumn(GetHwnd(), 0) == 0 ) + { + wxLogLastError(wxT("ListView_DeleteColumn")); + + return FALSE; + } + + m_colCount--; } - return (m_colCount == 0); + + wxASSERT_MSG( m_colCount == 0, wxT("no columns should be left") ); + + return TRUE; } // Deletes a column bool wxListCtrl::DeleteColumn(int col) { - bool success = (ListView_DeleteColumn((HWND) GetHWND(), col) != 0); + bool success = (ListView_DeleteColumn(GetHwnd(), col) != 0); if ( success && (m_colCount > 0) ) m_colCount --; @@ -876,12 +1101,14 @@ wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass) { wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) ); - HWND hWnd = (HWND) ListView_EditLabel((HWND) GetHWND(), item); + // VS: ListView_EditLabel requires that the list has focus. + SetFocus(); + HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item); if (m_textCtrl) { - m_textCtrl->UnsubclassWin(); m_textCtrl->SetHWND(0); + m_textCtrl->UnsubclassWin(); delete m_textCtrl; m_textCtrl = NULL; } @@ -894,31 +1121,17 @@ wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass) } // End label editing, optionally cancelling the edit -bool wxListCtrl::EndEditLabel(bool cancel) -{ - wxFAIL; - - /* I don't know how to implement this: there's no such macro as ListView_EndEditLabelNow. - * ??? - bool success = (ListView_EndEditLabelNow((HWND) GetHWND(), cancel) != 0); - - if (m_textCtrl) - { - m_textCtrl->UnsubclassWin(); - m_textCtrl->SetHWND(0); - delete m_textCtrl; - m_textCtrl = NULL; - } - return success; - */ +bool wxListCtrl::EndEditLabel(bool WXUNUSED(cancel)) +{ + wxFAIL_MSG( _T("not implemented") ); + return FALSE; } - // Ensures this item is visible bool wxListCtrl::EnsureVisible(long item) { - return (ListView_EnsureVisible((HWND) GetHWND(), (int) item, FALSE) != 0); + return ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != 0; } // Find an item whose label matches this string, starting from the item after 'start' @@ -929,10 +1142,15 @@ long wxListCtrl::FindItem(long start, const wxString& str, bool partial) findInfo.flags = LVFI_STRING; if ( partial ) - findInfo.flags |= LVFI_STRING; - findInfo.psz = WXSTRINGCAST str; + findInfo.flags |= LVFI_PARTIAL; + findInfo.psz = str; - return ListView_FindItem((HWND) GetHWND(), (int) start, & findInfo); + // ListView_FindItem() excludes the first item from search and to look + // through all the items you need to start from -1 which is unnatural and + // inconsistent with the generic version - so we adjust the index + if (start != -1) + start --; + return ListView_FindItem(GetHwnd(), (int) start, &findInfo); } // Find an item whose data matches this data, starting from the item after 'start' @@ -944,7 +1162,7 @@ long wxListCtrl::FindItem(long start, long data) findInfo.flags = LVFI_PARAM; findInfo.lParam = data; - return ListView_FindItem((HWND) GetHWND(), (int) start, & findInfo); + return ListView_FindItem(GetHwnd(), (int) start, & findInfo); } // Find an item nearest this position in the specified direction, starting from @@ -967,7 +1185,7 @@ long wxListCtrl::FindItem(long start, const wxPoint& pt, int direction) else if ( direction == wxLIST_FIND_RIGHT ) findInfo.vkDirection = VK_RIGHT; - return ListView_FindItem((HWND) GetHWND(), (int) start, & findInfo); + return ListView_FindItem(GetHwnd(), (int) start, & findInfo); } // Determines which item (if any) is at the specified point, @@ -978,7 +1196,7 @@ long wxListCtrl::HitTest(const wxPoint& point, int& flags) hitTestInfo.pt.x = (int) point.x; hitTestInfo.pt.y = (int) point.y; - ListView_HitTest((HWND) GetHWND(), & hitTestInfo); + ListView_HitTest(GetHwnd(), & hitTestInfo); flags = 0; if ( hitTestInfo.flags & LVHT_ABOVE ) @@ -998,17 +1216,35 @@ long wxListCtrl::HitTest(const wxPoint& point, int& flags) if ( hitTestInfo.flags & LVHT_TORIGHT ) flags |= wxLIST_HITTEST_TORIGHT; - return (long) hitTestInfo.iItem ; + return (long) hitTestInfo.iItem; } // Inserts an item, returning the index of the new item if successful, // -1 otherwise. long wxListCtrl::InsertItem(wxListItem& info) { + wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual controls") ); + LV_ITEM item; wxConvertToMSWListItem(this, info, item); - return (long) ListView_InsertItem((HWND) GetHWND(), & item); + // check whether it has any custom attributes + if ( info.HasAttributes() ) + { + + wxListItemAttr *attr; + attr = (wxListItemAttr*) m_attrs.Get(item.iItem); + + if (attr == NULL) + + m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + + else *attr = *info.GetAttributes(); + + m_hasAnyAttr = TRUE; + } + + return (long) ListView_InsertItem(GetHwnd(), & item); } long wxListCtrl::InsertItem(long index, const wxString& label) @@ -1087,22 +1323,24 @@ long wxListCtrl::InsertColumn(long col, wxListItem& item) lvCol.mask |= LVCF_SUBITEM; lvCol.iSubItem = col; - bool success = ListView_InsertColumn((HWND) GetHWND(), col, & lvCol) != -1; + bool success = ListView_InsertColumn(GetHwnd(), col, & lvCol) != -1; if ( success ) { m_colCount++; } else { - wxLogDebug("Failed to insert the column '%s' into listview!", + wxLogDebug(wxT("Failed to insert the column '%s' into listview!"), lvCol.pszText); } return success; } -long wxListCtrl::InsertColumn(long col, const wxString& heading, int format, - int width) +long wxListCtrl::InsertColumn(long col, + const wxString& heading, + int format, + int width) { wxListItem item; item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT; @@ -1124,7 +1362,7 @@ long wxListCtrl::InsertColumn(long col, const wxString& heading, int format, // to scroll. If in report view mode, y specifies the number of lines to scroll. bool wxListCtrl::ScrollList(int dx, int dy) { - return (ListView_Scroll((HWND) GetHWND(), dx, dy) != 0); + return (ListView_Scroll(GetHwnd(), dx, dy) != 0); } // Sort items. @@ -1138,11 +1376,78 @@ bool wxListCtrl::ScrollList(int dx, int dy) // or zero if the two items are equivalent. // data is arbitrary data to be passed to the sort function. + +// FIXME: this is horrible and MT-unsafe and everything else but I don't have +// time for anything better right now (VZ) +static long gs_sortData = 0; +static wxListCtrl *gs_sortCtrl = NULL; +static wxListCtrlCompare gs_sortFunction = NULL; + +int wxCMPFUNC_CONV wxListCtrlCompareFn(const void *arg1, const void *arg2) +{ + int n1 = *(const int *)arg1, + n2 = *(const int *)arg2; + + return gs_sortFunction(gs_sortCtrl->GetItemData(n1), + gs_sortCtrl->GetItemData(n2), + gs_sortData); +} + bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data) { - return (ListView_SortItems((HWND) GetHWND(), (PFNLVCOMPARE) fn, data) != 0); + // sort the attributes too + if ( m_hasAnyAttr ) + { + int n, + count = GetItemCount(); + int *aItems = new int[count]; + for ( n = 0; n < count; n++ ) + { + aItems[n] = n; + } + + gs_sortData = data; + gs_sortCtrl = this; + gs_sortFunction = fn; + + qsort(aItems, count, sizeof(int), wxListCtrlCompareFn); + + gs_sortData = 0; + gs_sortCtrl = NULL; + gs_sortFunction = NULL; + + wxHashTable attrsNew(wxKEY_INTEGER, 1000); + for ( n = 0; n < count; n++ ) + { + wxObject *attr = m_attrs.Delete(aItems[n]); + if ( attr ) + { + attrsNew.Put(n, attr); + } + } + + m_attrs.Destroy(); + m_attrs = attrsNew; + + delete [] aItems; + } + + if ( !ListView_SortItems(GetHwnd(), (PFNLVCOMPARE)fn, data) ) + { + wxLogDebug(_T("ListView_SortItems() failed")); + + return FALSE; + } + + return TRUE; } + + +// ---------------------------------------------------------------------------- +// message processing +// ---------------------------------------------------------------------------- + bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id) { if (cmd == EN_UPDATE) @@ -1159,15 +1464,27 @@ bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id) ProcessCommand(event); return TRUE; } - else return FALSE; + else + return FALSE; } bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) { + // prepare the event + // ----------------- + wxListEvent event(wxEVT_NULL, m_windowId); wxEventType eventType = wxEVT_NULL; - NMHDR *hdr1 = (NMHDR *) lParam; - switch ( hdr1->code ) + + NMHDR *nmhdr = (NMHDR *)lParam; + + // almost all messages use NM_LISTVIEW + NM_LISTVIEW *nmLV = (NM_LISTVIEW *)nmhdr; + + // this is true for almost all events + event.m_item.m_data = nmLV->lParam; + + switch ( nmhdr->code ) { case LVN_BEGINRDRAG: eventType = wxEVT_COMMAND_LIST_BEGIN_RDRAG; @@ -1179,148 +1496,519 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) eventType = wxEVT_COMMAND_LIST_BEGIN_DRAG; } - { - NM_LISTVIEW *hdr = (NM_LISTVIEW *)lParam; - event.m_itemIndex = hdr->iItem; - event.m_pointDrag.x = hdr->ptAction.x; - event.m_pointDrag.y = hdr->ptAction.y; - } + event.m_itemIndex = nmLV->iItem; + event.m_pointDrag.x = nmLV->ptAction.x; + event.m_pointDrag.y = nmLV->ptAction.y; break; case LVN_BEGINLABELEDIT: { eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT; LV_DISPINFO *info = (LV_DISPINFO *)lParam; - wxConvertFromMSWListItem(this, event.m_item, info->item, (HWND) GetHWND()); - break; + wxConvertFromMSWListItem(GetHwnd(), event.m_item, info->item); + event.m_itemIndex = event.m_item.m_itemId; } + break; case LVN_COLUMNCLICK: - { - eventType = wxEVT_COMMAND_LIST_COL_CLICK; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = -1; - event.m_col = hdr->iSubItem; - break; - } + eventType = wxEVT_COMMAND_LIST_COL_CLICK; + event.m_itemIndex = -1; + event.m_col = nmLV->iSubItem; + break; + case LVN_DELETEALLITEMS: - { - eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS; - // NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = -1; - break; - } + eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS; + event.m_itemIndex = -1; + + FreeAllAttrs(); + + break; + case LVN_DELETEITEM: + eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; + event.m_itemIndex = nmLV->iItem; + + if ( m_hasAnyAttr ) { - eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = hdr->iItem; - break; + delete (wxListItemAttr *)m_attrs.Delete(nmLV->iItem); } + break; + case LVN_ENDLABELEDIT: { eventType = wxEVT_COMMAND_LIST_END_LABEL_EDIT; LV_DISPINFO *info = (LV_DISPINFO *)lParam; - wxConvertFromMSWListItem(this, event.m_item, info->item, (HWND) GetHWND()); + wxConvertFromMSWListItem(GetHwnd(), event.m_item, info->item); if ( info->item.pszText == NULL || info->item.iItem == -1 ) - event.m_cancelled = TRUE; - break; + return FALSE; + + event.m_itemIndex = event.m_item.m_itemId; } - case LVN_GETDISPINFO: + break; + + case LVN_SETDISPINFO: { - // return FALSE; - // TODO: some text buffering here, I think - // TODO: API for getting Windows to retrieve values - // on demand. - eventType = wxEVT_COMMAND_LIST_GET_INFO; + eventType = wxEVT_COMMAND_LIST_SET_INFO; LV_DISPINFO *info = (LV_DISPINFO *)lParam; - wxConvertFromMSWListItem(this, event.m_item, info->item, (HWND) GetHWND()); - break; + wxConvertFromMSWListItem(GetHwnd(), event.m_item, info->item); } + break; + case LVN_INSERTITEM: + eventType = wxEVT_COMMAND_LIST_INSERT_ITEM; + event.m_itemIndex = nmLV->iItem; + break; + + case LVN_ITEMCHANGED: + // This needs to be sent to wxListCtrl as a rather more concrete + // event. For now, just detect a selection or deselection. + if ( (nmLV->uNewState & LVIS_SELECTED) && !(nmLV->uOldState & LVIS_SELECTED) ) { - eventType = wxEVT_COMMAND_LIST_INSERT_ITEM; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = hdr->iItem; - break; + eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED; + event.m_itemIndex = nmLV->iItem; } - case LVN_ITEMCHANGED: + else if ( !(nmLV->uNewState & LVIS_SELECTED) && (nmLV->uOldState & LVIS_SELECTED) ) + { + eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED; + event.m_itemIndex = nmLV->iItem; + } + else + { + return FALSE; + } + break; + + case LVN_KEYDOWN: { - // This needs to be sent to wxListCtrl as a rather more - // concrete event. For now, just detect a selection - // or deselection. - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - if ( (hdr->uNewState & LVIS_SELECTED) && !(hdr->uOldState & LVIS_SELECTED) ) + LV_KEYDOWN *info = (LV_KEYDOWN *)lParam; + WORD wVKey = info->wVKey; + + // get the current selection + long lItem = GetNextItem(-1, + wxLIST_NEXT_ALL, + wxLIST_STATE_SELECTED); + + // or activate the selected item if any (but + // not with Shift and/or Ctrl as then they have a predefined + // meaning for the list view) + if ( lItem != -1 && + (wVKey == VK_RETURN || wVKey == VK_SPACE) && + !(wxIsShiftDown() || wxIsCtrlDown()) ) { - eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED; - event.m_itemIndex = hdr->iItem; + eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; } - else if ( !(hdr->uNewState & LVIS_SELECTED) && (hdr->uOldState & LVIS_SELECTED) ) + else { - eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED; - event.m_itemIndex = hdr->iItem; + eventType = wxEVT_COMMAND_LIST_KEY_DOWN; + event.m_code = wxCharCodeMSWToWX(wVKey); + } + + event.m_itemIndex = + event.m_item.m_itemId = lItem; + + if ( lItem != -1 ) + { + // fill the other fields too + event.m_item.m_text = GetItemText(lItem); + event.m_item.m_data = GetItemData(lItem); } - else - return FALSE; - break; } - case LVN_KEYDOWN: + break; + + case NM_DBLCLK: + // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do + // anything else + if ( wxControl::MSWOnNotify(idCtrl, lParam, result) ) { - eventType = wxEVT_COMMAND_LIST_KEY_DOWN; - LV_KEYDOWN *info = (LV_KEYDOWN *)lParam; - event.m_code = wxCharCodeMSWToWX(info->wVKey); - break; + return TRUE; } - case LVN_SETDISPINFO: + + // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event + // if it happened on an item (and not on empty place) + if ( nmLV->iItem == -1 ) + { + // not on item + return FALSE; + } + + eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; + event.m_itemIndex = nmLV->iItem; + event.m_item.m_text = GetItemText(nmLV->iItem); + event.m_item.m_data = GetItemData(nmLV->iItem); + break; + + case NM_RCLICK: + /* TECH NOTE: NM_RCLICK isn't really good enough here. We want to + subclass and check for the actual WM_RBUTTONDOWN message, + because NM_RCLICK waits for the WM_RBUTTONUP message as well + before firing off. We want to have notify events for both down + -and- up. */ + { + // if the user processes it in wxEVT_COMMAND_RIGHT_CLICK(), + // don't do anything else + if ( wxControl::MSWOnNotify(idCtrl, lParam, result) ) + { + return TRUE; + } + + // else translate it into wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK event + LV_HITTESTINFO lvhti; + wxZeroMemory(lvhti); + + ::GetCursorPos(&(lvhti.pt)); + ::ScreenToClient(GetHwnd(),&(lvhti.pt)); + if ( ListView_HitTest(GetHwnd(),&lvhti) != -1 ) + { + if ( lvhti.flags & LVHT_ONITEM ) + { + eventType = wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK; + event.m_itemIndex = lvhti.iItem; + event.m_pointDrag.x = lvhti.pt.x; + event.m_pointDrag.y = lvhti.pt.y; + } + } + } + break; + +#if 0 + case NM_MCLICK: // ***** THERE IS NO NM_MCLICK. Subclass anyone? ****** + { + // if the user processes it in wxEVT_COMMAND_MIDDLE_CLICK(), don't do + // anything else + if ( wxControl::MSWOnNotify(idCtrl, lParam, result) ) + { + return TRUE; + } + + // else translate it into wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK event + eventType = wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK; + NMITEMACTIVATE* hdr = (NMITEMACTIVATE*)lParam; + event.m_itemIndex = hdr->iItem; + } + break; +#endif // 0 + +#if defined(_WIN32_IE) && _WIN32_IE >= 0x300 \ + && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) ) + case NM_CUSTOMDRAW: + *result = OnCustomDraw(lParam); + + return TRUE; +#endif // _WIN32_IE >= 0x300 + + case LVN_ODCACHEHINT: + { + const NM_CACHEHINT *cacheHint = (NM_CACHEHINT *)lParam; + + eventType = wxEVT_COMMAND_LIST_CACHE_HINT; + + // we get some really stupid cache hints like ones for items in + // range 0..0 for an empty control or, after deleting an item, + // for items in invalid range - filter this garbage out + if ( cacheHint->iFrom < cacheHint->iTo ) + { + event.m_oldItemIndex = cacheHint->iFrom; + + long iMax = GetItemCount(); + event.m_itemIndex = cacheHint->iTo < iMax ? cacheHint->iTo + : iMax - 1; + } + else + { + return FALSE; + } + } + break; + + case LVN_GETDISPINFO: + if ( IsVirtual() ) { - eventType = wxEVT_COMMAND_LIST_SET_INFO; LV_DISPINFO *info = (LV_DISPINFO *)lParam; - wxConvertFromMSWListItem(this, event.m_item, info->item, (HWND) GetHWND()); - break; + + LV_ITEM& lvi = info->item; + long item = lvi.iItem; + + if ( lvi.mask & LVIF_TEXT ) + { + wxString text = OnGetItemText(item, lvi.iSubItem); + wxStrncpy(lvi.pszText, text, lvi.cchTextMax); + } + + if ( lvi.mask & LVIF_IMAGE ) + { + lvi.iImage = OnGetItemImage(item); + } + + // a little dose of healthy paranoia: as we never use + // LVM_SETCALLBACKMASK we're not supposed to get these ones + wxASSERT_MSG( !(lvi.mask & LVIF_STATE), + _T("we don't support state callbacks yet!") ); + + return TRUE; } + // fall through - default : + default: return wxControl::MSWOnNotify(idCtrl, lParam, result); } + // process the event + // ----------------- + event.SetEventObject( this ); event.SetEventType(eventType); if ( !GetEventHandler()->ProcessEvent(event) ) return FALSE; - if (hdr1->code == LVN_GETDISPINFO) + // post processing + // --------------- + + switch ( nmhdr->code ) { - LV_DISPINFO *info = (LV_DISPINFO *)lParam; - if ( info->item.mask & LVIF_TEXT ) + case LVN_DELETEALLITEMS: + // always return TRUE to suppress all additional LVN_DELETEITEM + // notifications - this makes deleting all items from a list ctrl + // much faster + *result = TRUE; + + return TRUE; + + case LVN_ENDLABELEDIT: + // logic here is inversed compared to all the other messages + *result = event.IsAllowed(); + + return TRUE; + } + + *result = !event.IsAllowed(); + + return TRUE; +} + +#if defined(_WIN32_IE) && _WIN32_IE >= 0x300 + +WXLPARAM wxListCtrl::OnCustomDraw(WXLPARAM lParam) +{ + LPNMLVCUSTOMDRAW lplvcd = (LPNMLVCUSTOMDRAW)lParam; + NMCUSTOMDRAW& nmcd = lplvcd->nmcd; + switch ( nmcd.dwDrawStage ) + { + case CDDS_PREPAINT: + // if we've got any items with non standard attributes, + // notify us before painting each item + // + // for virtual controls, always suppose that we have attributes as + // there is no way to check for this + return IsVirtual() || m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW + : CDRF_DODEFAULT; + + case CDDS_ITEMPREPAINT: + { + size_t item = (size_t)nmcd.dwItemSpec; + if ( item >= (size_t)GetItemCount() ) + { + // we get this message with item == 0 for an empty control, + // we must ignore it as calling OnGetItemAttr() would be + // wrong + return CDRF_DODEFAULT; + } + + wxListItemAttr *attr = + IsVirtual() ? OnGetItemAttr(item) + : (wxListItemAttr *)m_attrs.Get(item); + + if ( !attr ) + { + // nothing to do for this item + return CDRF_DODEFAULT; + } + + HFONT hFont; + wxColour colText, colBack; + if ( attr->HasFont() ) + { + wxFont font = attr->GetFont(); + hFont = (HFONT)font.GetResourceHandle(); + } + else + { + hFont = 0; + } + + if ( attr->HasTextColour() ) + { + colText = attr->GetTextColour(); + } + else + { + colText = GetTextColour(); + } + + if ( attr->HasBackgroundColour() ) + { + colBack = attr->GetBackgroundColour(); + } + else + { + colBack = GetBackgroundColour(); + } + + lplvcd->clrText = wxColourToRGB(colText); + lplvcd->clrTextBk = wxColourToRGB(colBack); + + // note that if we wanted to set colours for + // individual columns (subitems), we would have + // returned CDRF_NOTIFYSUBITEMREDRAW from here + if ( hFont ) + { + ::SelectObject(nmcd.hdc, hFont); + + return CDRF_NEWFONT; + } + } + // fall through to return CDRF_DODEFAULT + + default: + return CDRF_DODEFAULT; + } +} + +#endif // NM_CUSTOMDRAW supported + +// Necessary for drawing hrules and vrules, if specified +void wxListCtrl::OnPaint(wxPaintEvent& event) +{ + wxPaintDC dc(this); + + wxControl::OnPaint(event); + + // Reset the device origin since it may have been set + dc.SetDeviceOrigin(0, 0); + + bool drawHRules = ((GetWindowStyle() & wxLC_HRULES) != 0); + bool drawVRules = ((GetWindowStyle() & wxLC_VRULES) != 0); + + if (!drawHRules && !drawVRules) + return; + if ((GetWindowStyle() & wxLC_REPORT) == 0) + return; + + wxPen pen(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID); + dc.SetPen(pen); + dc.SetBrush(* wxTRANSPARENT_BRUSH); + + wxSize clientSize = GetClientSize(); + wxRect itemRect; + int cy=0; + + int itemCount = GetItemCount(); + int i; + if (drawHRules) + { + long top = GetTopItem(); + for (i = top; i < top + GetCountPerPage() + 1; i++) { - if ( !event.m_item.m_text.IsNull() ) + if (GetItemRect(i, itemRect)) { - info->item.pszText = AddPool(event.m_item.m_text); - info->item.cchTextMax = strlen(info->item.pszText) + 1; + cy = itemRect.GetTop(); + if (i != 0) // Don't draw the first one + { + dc.DrawLine(0, cy, clientSize.x, cy); + } + // Draw last line + if (i == itemCount - 1) + { + cy = itemRect.GetBottom(); + dc.DrawLine(0, cy, clientSize.x, cy); + } } } - // wxConvertToMSWListItem(this, event.m_item, info->item); } + i = itemCount - 1; + if (drawVRules && (i > -1)) + { + wxRect firstItemRect; + GetItemRect(0, firstItemRect); - *result = !event.IsAllowed(); + if (GetItemRect(i, itemRect)) + { + int col; + int x = itemRect.GetX(); + for (col = 0; col < GetColumnCount(); col++) + { + int colWidth = GetColumnWidth(col); + x += colWidth ; + dc.DrawLine(x, firstItemRect.GetY() - 2, x, itemRect.GetBottom()); + } + } + } +} - return TRUE; +// ---------------------------------------------------------------------------- +// virtual list controls +// ---------------------------------------------------------------------------- + +wxString wxListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const +{ + // this is a pure virtual function, in fact - which is not really pure + // because the controls which are not virtual don't need to implement it + wxFAIL_MSG( _T("not supposed to be called") ); + + return wxEmptyString; +} + +int wxListCtrl::OnGetItemImage(long WXUNUSED(item)) const +{ + // same as above + wxFAIL_MSG( _T("not supposed to be called") ); + + return -1; +} + +wxListItemAttr *wxListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const +{ + wxASSERT_MSG( item >= 0 && item < GetItemCount(), + _T("invalid item index in OnGetItemAttr()") ); + + // no attributes by default + return NULL; +} + +void wxListCtrl::SetItemCount(long count) +{ + wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") ); + + if ( !::SendMessage(GetHwnd(), LVM_SETITEMCOUNT, (WPARAM)count, 0) ) + { + wxLogLastError(_T("ListView_SetItemCount")); + } } -char *wxListCtrl::AddPool(const wxString& str) +void wxListCtrl::RefreshItem(long item) { - // Remove the first element if 3 strings exist - if ( m_stringPool.Number() == 3 ) + if ( !ListView_Update(GetHwnd(), item) ) { - wxNode *node = m_stringPool.First(); - delete[] (char *)node->Data(); - delete node; + wxLogLastError(_T("ListView_Update")); } - wxNode *node = m_stringPool.Add((char *) (const char *)str); - return (char *)node->Data(); } +void wxListCtrl::RefreshItems(long itemFrom, long itemTo) +{ + wxRect rect1, rect2; + GetItemRect(itemFrom, rect1); + GetItemRect(itemTo, rect2); + + wxRect rect = rect1; + rect.height = rect2.GetBottom() - rect1.GetTop(); + + RefreshRect(rect); +} + +// ---------------------------------------------------------------------------- +// wxListItem +// ---------------------------------------------------------------------------- + // List item structure wxListItem::wxListItem() { @@ -1334,9 +2022,36 @@ wxListItem::wxListItem() m_format = wxLIST_FORMAT_CENTRE; m_width = 0; + + m_attr = NULL; +} + +void wxListItem::Clear() +{ + m_mask = 0; + m_itemId = 0; + m_col = 0; + m_state = 0; + m_stateMask = 0; + m_image = 0; + m_data = 0; + m_format = wxLIST_FORMAT_CENTRE; + m_width = 0; + m_text = wxEmptyString; + + if (m_attr) delete m_attr; + m_attr = NULL; } -static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo) +void wxListItem::ClearAttributes() +{ + if (m_attr) delete m_attr; + m_attr = NULL; +} + +static void wxConvertFromMSWListItem(HWND hwndListCtrl, + wxListItem& info, + LV_ITEM& lvItem) { info.m_data = lvItem.lParam; info.m_mask = 0; @@ -1347,7 +2062,7 @@ static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, L long oldMask = lvItem.mask; bool needText = FALSE; - if (getFullInfo != 0) + if (hwndListCtrl != 0) { if ( lvItem.mask & LVIF_TEXT ) needText = FALSE; @@ -1356,12 +2071,11 @@ static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, L if ( needText ) { - lvItem.pszText = new char[513]; + lvItem.pszText = new wxChar[513]; lvItem.cchTextMax = 512; } - // lvItem.mask |= TVIF_HANDLE | TVIF_STATE | TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_CHILDREN | TVIF_PARAM ; - lvItem.mask |= LVIF_TEXT | LVIF_IMAGE | LVIF_PARAM ; - ::SendMessage(getFullInfo, LVM_GETITEM, 0, (LPARAM)& lvItem) ; + lvItem.mask |= LVIF_TEXT | LVIF_IMAGE | LVIF_PARAM; + ::SendMessage(hwndListCtrl, LVM_GETITEM, 0, (LPARAM)& lvItem); } if ( lvItem.mask & LVIF_STATE ) @@ -1370,27 +2084,27 @@ static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, L if ( lvItem.stateMask & LVIS_CUT) { - info.m_stateMask |= wxLIST_STATE_CUT ; + info.m_stateMask |= wxLIST_STATE_CUT; if ( lvItem.state & LVIS_CUT ) - info.m_state |= wxLIST_STATE_CUT ; + info.m_state |= wxLIST_STATE_CUT; } if ( lvItem.stateMask & LVIS_DROPHILITED) { - info.m_stateMask |= wxLIST_STATE_DROPHILITED ; + info.m_stateMask |= wxLIST_STATE_DROPHILITED; if ( lvItem.state & LVIS_DROPHILITED ) - info.m_state |= wxLIST_STATE_DROPHILITED ; + info.m_state |= wxLIST_STATE_DROPHILITED; } if ( lvItem.stateMask & LVIS_FOCUSED) { - info.m_stateMask |= wxLIST_STATE_FOCUSED ; + info.m_stateMask |= wxLIST_STATE_FOCUSED; if ( lvItem.state & LVIS_FOCUSED ) - info.m_state |= wxLIST_STATE_FOCUSED ; + info.m_state |= wxLIST_STATE_FOCUSED; } if ( lvItem.stateMask & LVIS_SELECTED) { - info.m_stateMask |= wxLIST_STATE_SELECTED ; + info.m_stateMask |= wxLIST_STATE_SELECTED; if ( lvItem.state & LVIS_SELECTED ) - info.m_state |= wxLIST_STATE_SELECTED ; + info.m_state |= wxLIST_STATE_SELECTED; } } @@ -1415,14 +2129,44 @@ static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, L if (lvItem.pszText) delete[] lvItem.pszText; } - lvItem.mask = oldMask ; + lvItem.mask = oldMask; +} + +static void wxConvertToMSWFlags(long state, long stateMask, LV_ITEM& lvItem) +{ + if (stateMask & wxLIST_STATE_CUT) + { + lvItem.stateMask |= LVIS_CUT; + if (state & wxLIST_STATE_CUT) + lvItem.state |= LVIS_CUT; + } + if (stateMask & wxLIST_STATE_DROPHILITED) + { + lvItem.stateMask |= LVIS_DROPHILITED; + if (state & wxLIST_STATE_DROPHILITED) + lvItem.state |= LVIS_DROPHILITED; + } + if (stateMask & wxLIST_STATE_FOCUSED) + { + lvItem.stateMask |= LVIS_FOCUSED; + if (state & wxLIST_STATE_FOCUSED) + lvItem.state |= LVIS_FOCUSED; + } + if (stateMask & wxLIST_STATE_SELECTED) + { + lvItem.stateMask |= LVIS_SELECTED; + if (state & wxLIST_STATE_SELECTED) + lvItem.state |= LVIS_SELECTED; + } } -static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem) +static void wxConvertToMSWListItem(const wxListCtrl *ctrl, + const wxListItem& info, + LV_ITEM& lvItem) { - lvItem.iItem = (int) info.m_itemId ; + lvItem.iItem = (int) info.m_itemId; - lvItem.iImage = info.m_image ; + lvItem.iImage = info.m_image; lvItem.lParam = info.m_data; lvItem.stateMask = 0; lvItem.state = 0; @@ -1431,43 +2175,22 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ if (info.m_mask & wxLIST_MASK_STATE) { - lvItem.mask |= LVIF_STATE ; - if (info.m_stateMask & wxLIST_STATE_CUT) - { - lvItem.stateMask |= LVIS_CUT ; - if (info.m_state & wxLIST_STATE_CUT) - lvItem.state |= LVIS_CUT; - } - if (info.m_stateMask & wxLIST_STATE_DROPHILITED) - { - lvItem.stateMask |= LVIS_DROPHILITED; - if (info.m_state & wxLIST_STATE_DROPHILITED) - lvItem.state |= LVIS_DROPHILITED; - } - if (info.m_stateMask & wxLIST_STATE_FOCUSED) - { - lvItem.stateMask |= LVIS_FOCUSED; - if (info.m_state & wxLIST_STATE_FOCUSED) - lvItem.state |= LVIS_FOCUSED; - } - if (info.m_stateMask & wxLIST_STATE_SELECTED) - { - lvItem.stateMask |= LVIS_SELECTED; - if (info.m_state & wxLIST_STATE_SELECTED) - lvItem.state |= LVIS_SELECTED; - } + lvItem.mask |= LVIF_STATE; + + wxConvertToMSWFlags(info.m_state, info.m_stateMask, lvItem); } if (info.m_mask & wxLIST_MASK_TEXT) { - lvItem.mask |= LVIF_TEXT ; + lvItem.mask |= LVIF_TEXT; if ( ctrl->GetWindowStyleFlag() & wxLC_USER_TEXT ) { lvItem.pszText = LPSTR_TEXTCALLBACK; } else { - lvItem.pszText = (char *) (const char *)info.m_text ; + // pszText is not const, hence the cast + lvItem.pszText = (wxChar *)info.m_text.c_str(); if ( lvItem.pszText ) lvItem.cchTextMax = info.m_text.Length(); else @@ -1475,22 +2198,25 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ } } if (info.m_mask & wxLIST_MASK_IMAGE) - lvItem.mask |= LVIF_IMAGE ; + lvItem.mask |= LVIF_IMAGE; if (info.m_mask & wxLIST_MASK_DATA) - lvItem.mask |= LVIF_PARAM ; + lvItem.mask |= LVIF_PARAM; } +// ---------------------------------------------------------------------------- // List event +// ---------------------------------------------------------------------------- + IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent) wxListEvent::wxListEvent(wxEventType commandType, int id) -: wxNotifyEvent(commandType, id) + : wxNotifyEvent(commandType, id) { m_code = 0; m_itemIndex = 0; + m_oldItemIndex = 0; m_col = 0; m_cancelled = FALSE; } -#endif - +#endif // wxUSE_LISTCTRL