X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8f177c8e7309c8cf3ece1563870d135cc8f0e6a1..28be2e8a170979d476a5ea4f585505b8a2f5af27:/src/msw/listctrl.cpp diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp index 8f09f1fcb3..539992500b 100644 --- a/src/msw/listctrl.cpp +++ b/src/msw/listctrl.cpp @@ -19,6 +19,7 @@ #ifdef __GNUG__ #pragma implementation "listctrl.h" + #pragma implementation "listctrlbase.h" #endif // For compilers that support precompilation, includes "wx.h". @@ -28,18 +29,23 @@ #pragma hdrstop #endif +#ifdef __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 -#ifdef __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(__GNUWIN32__) && !defined(wxUSE_NORLANDER_HEADERS) +#ifdef __GNUWIN32_OLD__ #include "wx/msw/gnuwin32/extra.h" #else #include @@ -50,6 +56,14 @@ (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 + // ---------------------------------------------------------------------------- // private functions // ---------------------------------------------------------------------------- @@ -64,6 +78,10 @@ static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, L IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl) IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject) +BEGIN_EVENT_TABLE(wxListCtrl, wxControl) + EVT_PAINT(wxListCtrl::OnPaint) +END_EVENT_TABLE() + // ============================================================================ // implementation // ============================================================================ @@ -112,6 +130,7 @@ 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; @@ -126,7 +145,10 @@ bool wxListCtrl::Create(wxWindow *parent, const wxValidator& validator, const wxString& name) { +#if wxUSE_VALIDATORS SetValidator(validator); +#endif // wxUSE_VALIDATORS + SetName(name); int x = pos.x; @@ -192,20 +214,18 @@ bool wxListCtrl::DoCreateControl(int x, int y, int w, int h) if ( !m_hWnd ) { - wxLogError(wxT("Can't create list control window.")); + 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(GetHwnd(), - LVS_EX_FULLROWSELECT); + ::SendMessage(GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE, + 0, LVS_EX_FULLROWSELECT); } -#endif // ListView_SetExtendedListViewStyle SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); SetForegroundColour(GetParent()->GetForegroundColour()); @@ -235,7 +255,7 @@ void wxListCtrl::UpdateStyle() } } -wxListCtrl::~wxListCtrl() +void wxListCtrl::FreeAllAttrs(bool dontRecreate) { if ( m_hasAnyAttr ) { @@ -243,7 +263,20 @@ wxListCtrl::~wxListCtrl() { delete (wxListItemAttr *)node->Data(); } + + m_attrs.Destroy(); + if ( !dontRecreate ) + { + m_attrs.Create(wxKEY_INTEGER, 1000); // just as def ctor + } + + m_hasAnyAttr = FALSE; } +} + +wxListCtrl::~wxListCtrl() +{ + FreeAllAttrs(TRUE /* no need to recreate hash any more */); if ( m_textCtrl ) { @@ -252,6 +285,10 @@ wxListCtrl::~wxListCtrl() delete m_textCtrl; m_textCtrl = NULL; } + + if (m_ownsImageListNormal) delete m_imageListNormal; + if (m_ownsImageListSmall) delete m_imageListSmall; + if (m_ownsImageListState) delete m_imageListState; } // ---------------------------------------------------------------------------- @@ -405,14 +442,28 @@ long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const // accessors // ---------------------------------------------------------------------------- -// Sets the background colour (GetBackgroundColour already implicit in -// wxWindow class) +// 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(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; } @@ -523,13 +574,13 @@ bool wxListCtrl::SetColumnWidth(int col, int width) // 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(GetHwnd()); } // Gets the edit control for editing labels. -wxTextCtrl* wxListCtrl::GetEditControl(void) const +wxTextCtrl* wxListCtrl::GetEditControl() const { return m_textCtrl; } @@ -557,6 +608,9 @@ bool wxListCtrl::GetItem(wxListItem& info) const if (info.m_mask & wxLIST_MASK_DATA) lvItem.mask |= LVIF_PARAM; + if (info.m_mask & wxLIST_MASK_IMAGE) + lvItem.mask |= LVIF_IMAGE; + if ( info.m_mask & wxLIST_MASK_STATE ) { lvItem.mask |= LVIF_STATE; @@ -590,7 +644,15 @@ bool wxListCtrl::SetItem(wxListItem& info) // check whether it has any custom attributes if ( info.HasAttributes() ) { - m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + + 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; } @@ -734,7 +796,7 @@ bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const 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; } @@ -756,7 +818,7 @@ bool wxListCtrl::SetItemPosition(long item, const wxPoint& pos) } // Gets the number of items in the list control -int wxListCtrl::GetItemCount(void) const +int wxListCtrl::GetItemCount() const { return ListView_GetItemCount(GetHwnd()); } @@ -770,13 +832,13 @@ int wxListCtrl::GetItemSpacing(bool isSmall) const } // Gets the number of selected items in the list control -int wxListCtrl::GetSelectedItemCount(void) const +int wxListCtrl::GetSelectedItemCount() const { return ListView_GetSelectedCount(GetHwnd()); } // Gets the text colour of the listview -wxColour wxListCtrl::GetTextColour(void) const +wxColour wxListCtrl::GetTextColour() const { COLORREF ref = ListView_GetTextColor(GetHwnd()); wxColour col(GetRValue(ref), GetGValue(ref), GetBValue(ref)); @@ -791,7 +853,7 @@ void wxListCtrl::SetTextColour(const wxColour& col) // 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(GetHwnd()); } @@ -855,21 +917,38 @@ 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(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 // ---------------------------------------------------------------------------- @@ -909,7 +988,7 @@ bool wxListCtrl::DeleteAllColumns() { if ( ListView_DeleteColumn(GetHwnd(), 0) == 0 ) { - wxLogLastError("ListView_DeleteColumn"); + wxLogLastError(wxT("ListView_DeleteColumn")); return FALSE; } @@ -997,10 +1076,13 @@ 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(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 + // inconsitent with the generic version - so we adjust the index + return ListView_FindItem(GetHwnd(), (int) start - 1, &findInfo); } // Find an item whose data matches this data, starting from the item after 'start' @@ -1079,7 +1161,15 @@ long wxListCtrl::InsertItem(wxListItem& info) // check whether it has any custom attributes if ( info.HasAttributes() ) { - m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + + 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; } @@ -1252,7 +1342,15 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxListEvent event(wxEVT_NULL, m_windowId); wxEventType eventType = wxEVT_NULL; + 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: @@ -1265,12 +1363,9 @@ 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: @@ -1278,43 +1373,30 @@ 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, GetHwnd()); - break; } + 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: - // 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; + FreeAllAttrs(); - return TRUE; + break; case LVN_DELETEITEM: - { - eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = hdr->iItem; + eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; + event.m_itemIndex = nmLV->iItem; - if ( m_hasAnyAttr ) - { - delete (wxListItemAttr *)m_attrs.Delete(hdr->iItem); - } + if ( m_hasAnyAttr ) + { + delete (wxListItemAttr *)m_attrs.Delete(nmLV->iItem); } break; @@ -1355,33 +1437,28 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) case LVN_INSERTITEM: - { - eventType = wxEVT_COMMAND_LIST_INSERT_ITEM; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = hdr->iItem; - break; - } + 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) ) { - // 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) ) - { - eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED; - event.m_itemIndex = hdr->iItem; - } - else if ( !(hdr->uNewState & LVIS_SELECTED) && (hdr->uOldState & LVIS_SELECTED) ) - { - eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED; - event.m_itemIndex = hdr->iItem; - } - else - return FALSE; - break; + eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED; + event.m_itemIndex = nmLV->iItem; } + 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: { @@ -1405,8 +1482,15 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) eventType = wxEVT_COMMAND_LIST_KEY_DOWN; event.m_code = wxCharCodeMSWToWX(wVKey); } - break; + + if ( lItem != -1 ) + { + // fill the other fields too + event.m_item.m_text = GetItemText(lItem); + event.m_item.m_data = GetItemData(lItem); + } } + break; case NM_DBLCLK: // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do @@ -1417,40 +1501,48 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) } // 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 ) { - eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = hdr->iItem; + // 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; - } + /* 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); + // 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 ) + ::GetCursorPos(&(lvhti.pt)); + ::ScreenToClient(GetHwnd(),&(lvhti.pt)); + if ( ListView_HitTest(GetHwnd(),&lvhti) != -1 ) { - eventType = wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK; - event.m_itemIndex = lvhti.iItem; + if ( lvhti.flags & LVHT_ONITEM ) + { + eventType = wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK; + event.m_itemIndex = lvhti.iItem; + } } } - } break; #if 0 @@ -1570,8 +1662,16 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) // post processing // --------------- - switch ( (int)nmhdr->code ) + switch ( nmhdr->code ) { + 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_GETDISPINFO: { LV_DISPINFO *info = (LV_DISPINFO *)lParam; @@ -1591,8 +1691,6 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) *result = event.IsAllowed(); return TRUE; } - default: - break; } *result = !event.IsAllowed(); @@ -1613,6 +1711,72 @@ wxChar *wxListCtrl::AddPool(const wxString& str) return (wxChar *)node->Data(); } +// 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; + for (i = 0; i < itemCount; i++) + { + if (GetItemRect(i, itemRect)) + { + cy = itemRect.GetTop(); + if (i != 0) // Don't draw the first one + { + dc.DrawLine(0, cy, clientSize.x, cy); + + // Draw last line + if (i == (GetItemCount() - 1)) + { + cy = itemRect.GetBottom(); + dc.DrawLine(0, cy, clientSize.x, cy); + } + } + } + } + i = (GetItemCount() - 1); + if (drawVRules && (i > -1)) + { + wxRect firstItemRect; + GetItemRect(0, firstItemRect); + + 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()); + } + } + } +} + // ---------------------------------------------------------------------------- // wxListItem // ----------------------------------------------------------------------------