X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/837e57436a89516a5fa9f478f401e06bd872c17c..c857185ce07eeb3699b53aea20748c30b52b0ed3:/src/msw/listctrl.cpp diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp index a8a91ee309..34649103cc 100644 --- a/src/msw/listctrl.cpp +++ b/src/msw/listctrl.cpp @@ -9,6 +9,14 @@ // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + #ifdef __GNUG__ #pragma implementation "listctrl.h" #endif @@ -24,32 +32,82 @@ #include "wx/wx.h" #endif -#if defined(__WIN95__) +#ifdef __WIN95__ #include "wx/listctrl.h" #include "wx/log.h" #include "wx/msw/private.h" -#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__) +#if defined(__GNUWIN32__) && !defined(wxUSE_NORLANDER_HEADERS) + #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 +// ---------------------------------------------------------------------------- +// private functions +// ---------------------------------------------------------------------------- + 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); -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl) - IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject) -#endif // USE_SHARED_LIBRARY +// ---------------------------------------------------------------------------- +// macros +// ---------------------------------------------------------------------------- + +IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl) +IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject) + +// ============================================================================ +// 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()); + } +} -wxListCtrl::wxListCtrl() +// ---------------------------------------------------------------------------- +// wxListCtrl construction +// ---------------------------------------------------------------------------- + +void wxListCtrl::Init() { m_imageListNormal = NULL; m_imageListSmall = NULL; @@ -57,6 +115,7 @@ wxListCtrl::wxListCtrl() m_baseStyle = 0; m_colCount = 0; m_textCtrl = NULL; + m_hasAnyAttr = FALSE; } bool wxListCtrl::Create(wxWindow *parent, @@ -67,13 +126,10 @@ 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; @@ -96,35 +152,50 @@ 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 ( 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, - _T(""), + wxT(""), wstyle, - x, y, width, height, - (HWND) parent->GetHWND(), + x, y, w, h, + GetWinHwnd(GetParent()), (HMENU)m_windowId, wxGetInstance(), NULL); - if ( !m_hWnd ) { - wxLogError(_T("Can't create list control window.")); + if ( !m_hWnd ) + { + wxLogError(wxT("Can't create list control window.")); return FALSE; } @@ -134,25 +205,50 @@ bool wxListCtrl::Create(wxWindow *parent, #ifdef ListView_SetExtendedListViewStyle if ( wstyle & LVS_REPORT ) { - ListView_SetExtendedListViewStyle((HWND)GetHWND(), - LVS_EX_FULLROWSELECT); + ListView_SetExtendedListViewStyle(GetHwnd(), + LVS_EX_FULLROWSELECT); } #endif // ListView_SetExtendedListViewStyle - wxSystemSettings settings; - SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_WINDOW)); - SetForegroundColour(parent->GetForegroundColour()); - - if (parent) parent->AddChild(this); + SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); + SetForegroundColour(GetParent()->GetForegroundColour()); - 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); + } + } +} + wxListCtrl::~wxListCtrl() { - if (m_textCtrl) + if ( m_hasAnyAttr ) + { + for ( wxNode *node = m_attrs.Next(); node; node = m_attrs.Next() ) + { + delete (wxListItemAttr *)node->Data(); + } + } + + if ( m_textCtrl ) { m_textCtrl->UnsubclassWin(); m_textCtrl->SetHWND(0); @@ -161,6 +257,10 @@ wxListCtrl::~wxListCtrl() } } +// ---------------------------------------------------------------------------- +// set/get/change style +// ---------------------------------------------------------------------------- + // Add or remove a single window style void wxListCtrl::SetSingleStyle(long style, bool add) { @@ -170,11 +270,11 @@ 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 +292,7 @@ void wxListCtrl::SetSingleStyle(long style, bool add) m_windowStyle = flag; - RecreateWindow(); + UpdateStyle(); } // Set the whole window style @@ -200,61 +300,7 @@ 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, - _T(""), - 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 @@ -358,6 +404,10 @@ long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const return wstyle; } +// ---------------------------------------------------------------------------- +// accessors +// ---------------------------------------------------------------------------- + // Sets the background colour (GetBackgroundColour already implicit in // wxWindow class) bool wxListCtrl::SetBackgroundColour(const wxColour& col) @@ -365,7 +415,7 @@ bool wxListCtrl::SetBackgroundColour(const wxColour& col) if ( !wxWindow::SetBackgroundColour(col) ) return FALSE; - ListView_SetBkColor((HWND) GetHWND(), PALETTERGB(col.Red(), col.Green(), col.Blue())); + ListView_SetBkColor(GetHwnd(), PALETTERGB(col.Red(), col.Green(), col.Blue())); return TRUE; } @@ -385,7 +435,7 @@ bool wxListCtrl::GetColumn(int col, wxListItem& item) const 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 +497,13 @@ 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 @@ -469,7 +519,7 @@ 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 @@ -478,7 +528,7 @@ bool wxListCtrl::SetColumnWidth(int col, int width) // or small icon view) int wxListCtrl::GetCountPerPage(void) const { - return ListView_GetCountPerPage((HWND) GetHWND()); + return ListView_GetCountPerPage(GetHwnd()); } // Gets the edit control for editing labels. @@ -491,11 +541,7 @@ 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; @@ -512,7 +558,7 @@ 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_STATE ) { @@ -543,8 +589,24 @@ bool wxListCtrl::SetItem(wxListItem& info) { LV_ITEM item; wxConvertToMSWListItem(this, info, item); + + // check whether it has any custom attributes + if ( info.HasAttributes() ) + { + m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + + m_hasAnyAttr = TRUE; + } + item.cchTextMax = 0; - return (ListView_SetItem((HWND) GetHWND(), &item) != 0); + bool ok = ListView_SetItem(GetHwnd(), &item) != 0; + if ( ok && (info.m_mask & wxLIST_MASK_IMAGE) ) + { + // make the change visible + ListView_Update(GetHwnd(), item.iItem); + } + + return ok; } long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId) @@ -568,7 +630,7 @@ 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; @@ -583,7 +645,7 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask) { wxListItem info; - info.m_mask = wxLIST_MASK_STATE ; + info.m_mask = wxLIST_MASK_STATE; info.m_state = state; info.m_stateMask = stateMask; info.m_itemId = item; @@ -596,7 +658,7 @@ bool wxListCtrl::SetItemImage(long item, int image, int 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 +670,7 @@ 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 +683,7 @@ 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 +695,7 @@ 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 +708,7 @@ 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; @@ -667,9 +729,9 @@ 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; @@ -684,7 +746,7 @@ 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 +755,13 @@ 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 { - return ListView_GetItemCount((HWND) GetHWND()); + return ListView_GetItemCount(GetHwnd()); } // Retrieves the spacing between icons in pixels. @@ -707,19 +769,19 @@ 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 { - return ListView_GetSelectedCount((HWND) GetHWND()); + return ListView_GetSelectedCount(GetHwnd()); } // Gets the text colour of the listview wxColour wxListCtrl::GetTextColour(void) const { - COLORREF ref = ListView_GetTextColor((HWND) GetHWND()); + COLORREF ref = ListView_GetTextColor(GetHwnd()); wxColour col(GetRValue(ref), GetGValue(ref), GetBValue(ref)); return col; } @@ -727,14 +789,14 @@ 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 { - return (long) ListView_GetTopIndex((HWND) GetHWND()); + return (long) ListView_GetTopIndex(GetHwnd()); } // Searches for an item, starting from 'item'. @@ -769,7 +831,7 @@ 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); } @@ -808,11 +870,12 @@ void wxListCtrl::SetImageList(wxImageList *imageList, int which) flags = LVSIL_STATE; m_imageListState = imageList; } - ListView_SetImageList((HWND) GetHWND(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags); + ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags); } +// ---------------------------------------------------------------------------- // Operations -//////////////////////////////////////////////////////////////////////////// +// ---------------------------------------------------------------------------- // Arranges the items bool wxListCtrl::Arrange(int flag) @@ -827,37 +890,45 @@ 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("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 --; @@ -876,7 +947,7 @@ wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass) { wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) ); - HWND hWnd = (HWND) ListView_EditLabel((HWND) GetHWND(), item); + HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item); if (m_textCtrl) { @@ -900,7 +971,7 @@ bool wxListCtrl::EndEditLabel(bool cancel) /* I don't know how to implement this: there's no such macro as ListView_EndEditLabelNow. * ??? - bool success = (ListView_EndEditLabelNow((HWND) GetHWND(), cancel) != 0); + bool success = (ListView_EndEditLabelNow(GetHwnd(), cancel) != 0); if (m_textCtrl) { @@ -918,7 +989,7 @@ bool wxListCtrl::EndEditLabel(bool cancel) // 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' @@ -932,7 +1003,7 @@ long wxListCtrl::FindItem(long start, const wxString& str, bool partial) findInfo.flags |= LVFI_STRING; findInfo.psz = WXSTRINGCAST str; - return ListView_FindItem((HWND) GetHWND(), (int) start, & findInfo); + return ListView_FindItem(GetHwnd(), (int) start, & findInfo); } // Find an item whose data matches this data, starting from the item after 'start' @@ -944,7 +1015,7 @@ 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 +1038,7 @@ 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 +1049,7 @@ 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 ) @@ -998,7 +1069,7 @@ 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, @@ -1008,7 +1079,15 @@ long wxListCtrl::InsertItem(wxListItem& info) LV_ITEM item; wxConvertToMSWListItem(this, info, item); - return (long) ListView_InsertItem((HWND) GetHWND(), & item); + // check whether it has any custom attributes + if ( info.HasAttributes() ) + { + m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + + m_hasAnyAttr = TRUE; + } + + return (long) ListView_InsertItem(GetHwnd(), & item); } long wxListCtrl::InsertItem(long index, const wxString& label) @@ -1087,22 +1166,24 @@ 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(_T("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 +1205,7 @@ 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. @@ -1140,9 +1221,13 @@ bool wxListCtrl::ScrollList(int dx, int dy) // data is arbitrary data to be passed to the sort function. bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data) { - return (ListView_SortItems((HWND) GetHWND(), (PFNLVCOMPARE) fn, data) != 0); + return (ListView_SortItems(GetHwnd(), (PFNLVCOMPARE) fn, data) != 0); } +// ---------------------------------------------------------------------------- +// message processing +// ---------------------------------------------------------------------------- + bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id) { if (cmd == EN_UPDATE) @@ -1159,15 +1244,19 @@ 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; + switch ( nmhdr->code ) { case LVN_BEGINRDRAG: eventType = wxEVT_COMMAND_LIST_BEGIN_RDRAG; @@ -1191,7 +1280,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) { eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT; LV_DISPINFO *info = (LV_DISPINFO *)lParam; - wxConvertFromMSWListItem(this, event.m_item, info->item, (HWND) GetHWND()); + wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); break; } @@ -1203,40 +1292,71 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) event.m_col = hdr->iSubItem; break; } + case LVN_DELETEALLITEMS: - { - eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS; - // NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = -1; - break; - } + // what's the sense of generating a wxWin event for this when + // it's absolutely not portable? +#if 0 + eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS; + event.m_itemIndex = -1; +#endif // 0 + + // 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_DELETEITEM: { eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; event.m_itemIndex = hdr->iItem; - break; + + if ( m_hasAnyAttr ) + { + delete (wxListItemAttr *)m_attrs.Delete(hdr->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(this, event.m_item, info->item); if ( info->item.pszText == NULL || info->item.iItem == -1 ) - event.m_cancelled = TRUE; - break; + return FALSE; } + break; + + case LVN_SETDISPINFO: + { + eventType = wxEVT_COMMAND_LIST_SET_INFO; + LV_DISPINFO *info = (LV_DISPINFO *)lParam; + wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); + } + break; + case LVN_GETDISPINFO: + // this provokes stack overflow: indeed, wxConvertFromMSWListItem() + // sends us WM_NOTIFY! As it doesn't do anything for now, just leave + // it out. +#if 0 { - // 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; LV_DISPINFO *info = (LV_DISPINFO *)lParam; - wxConvertFromMSWListItem(this, event.m_item, info->item, (HWND) GetHWND()); + wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); break; } +#endif // 0 + return FALSE; + + case LVN_INSERTITEM: { eventType = wxEVT_COMMAND_LIST_INSERT_ITEM; @@ -1244,6 +1364,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) event.m_itemIndex = hdr->iItem; break; } + case LVN_ITEMCHANGED: { // This needs to be sent to wxListCtrl as a rather more @@ -1264,43 +1385,224 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) return FALSE; break; } + case LVN_KEYDOWN: { - eventType = wxEVT_COMMAND_LIST_KEY_DOWN; LV_KEYDOWN *info = (LV_KEYDOWN *)lParam; - event.m_code = wxCharCodeMSWToWX(info->wVKey); + 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 + if ( lItem != -1 && (wVKey == VK_RETURN || wVKey == VK_SPACE) ) + { + // TODO this behaviour probably should be optional + eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; + event.m_itemIndex = lItem; + } + else + { + eventType = wxEVT_COMMAND_LIST_KEY_DOWN; + event.m_code = wxCharCodeMSWToWX(wVKey); + } break; } - case LVN_SETDISPINFO: + + 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_SET_INFO; - LV_DISPINFO *info = (LV_DISPINFO *)lParam; - wxConvertFromMSWListItem(this, event.m_item, info->item, (HWND) GetHWND()); - break; + return TRUE; + } + + // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event + // if it happened on an item (and not on empty place) + { + NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; + if ( hdr->iItem == -1 ) + { + // not on item + return FALSE; + } + + eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; + event.m_itemIndex = hdr->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; + } + } + } + break; - default : +#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 + case NM_CUSTOMDRAW: + { + 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 + *result = m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW + : CDRF_DODEFAULT; + return TRUE; + + case CDDS_ITEMPREPAINT: + { + wxListItemAttr *attr = + (wxListItemAttr *)m_attrs.Get(nmcd.dwItemSpec); + + 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(); + } + + // 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); + + *result = CDRF_NEWFONT; + } + else + { + *result = CDRF_DODEFAULT; + } + + lplvcd->clrText = wxColourToRGB(colText); + lplvcd->clrTextBk = wxColourToRGB(colBack); + + return TRUE; + } + + default: + *result = CDRF_DODEFAULT; + return TRUE; + } + } + break; +#endif // _WIN32_IE >= 0x300 + + 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 ( (int)nmhdr->code ) { - LV_DISPINFO *info = (LV_DISPINFO *)lParam; - if ( info->item.mask & LVIF_TEXT ) - { - if ( !event.m_item.m_text.IsNull() ) + case LVN_GETDISPINFO: { - info->item.pszText = AddPool(event.m_item.m_text); - info->item.cchTextMax = wxStrlen(info->item.pszText) + 1; + LV_DISPINFO *info = (LV_DISPINFO *)lParam; + if ( info->item.mask & LVIF_TEXT ) + { + if ( !event.m_item.m_text.IsNull() ) + { + info->item.pszText = AddPool(event.m_item.m_text); + info->item.cchTextMax = wxStrlen(info->item.pszText) + 1; + } + } + // wxConvertToMSWListItem(this, event.m_item, info->item); + break; } - } - // wxConvertToMSWListItem(this, event.m_item, info->item); + case LVN_ENDLABELEDIT: + { + *result = event.IsAllowed(); + return TRUE; + } + default: + break; } *result = !event.IsAllowed(); @@ -1321,6 +1623,10 @@ wxChar *wxListCtrl::AddPool(const wxString& str) return (wxChar *)node->Data(); } +// ---------------------------------------------------------------------------- +// wxListItem +// ---------------------------------------------------------------------------- + // List item structure wxListItem::wxListItem() { @@ -1334,6 +1640,31 @@ 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; +} + +void wxListItem::ClearAttributes() +{ + if (m_attr) delete m_attr; + m_attr = NULL; } static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo) @@ -1359,9 +1690,9 @@ static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, L 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 |= 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); } if ( lvItem.mask & LVIF_STATE ) @@ -1370,27 +1701,27 @@ 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 +1746,14 @@ static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, L if (lvItem.pszText) delete[] lvItem.pszText; } - lvItem.mask = oldMask ; + lvItem.mask = oldMask; } static void wxConvertToMSWListItem(const wxListCtrl *ctrl, 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; @@ -1431,10 +1762,10 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ if (info.m_mask & wxLIST_MASK_STATE) { - lvItem.mask |= LVIF_STATE ; + lvItem.mask |= LVIF_STATE; if (info.m_stateMask & wxLIST_STATE_CUT) { - lvItem.stateMask |= LVIS_CUT ; + lvItem.stateMask |= LVIS_CUT; if (info.m_state & wxLIST_STATE_CUT) lvItem.state |= LVIS_CUT; } @@ -1460,14 +1791,14 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ 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 = WXSTRINGCAST info.m_text ; + lvItem.pszText = WXSTRINGCAST info.m_text; if ( lvItem.pszText ) lvItem.cchTextMax = info.m_text.Length(); else @@ -1475,22 +1806,26 @@ 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 // __WIN95__