// Name: src/msw/listctrl.cpp
// Purpose: wxListCtrl
// Author: Julian Smart
-// Modified by:
+// Modified by: Agron Selimaj
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
#if wxUSE_LISTCTRL
+#include "wx/listctrl.h"
+
#ifndef WX_PRECOMP
+ #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
#include "wx/app.h"
#include "wx/intl.h"
#include "wx/log.h"
#include "wx/settings.h"
+ #include "wx/dcclient.h"
+ #include "wx/textctrl.h"
#endif
-#include "wx/textctrl.h"
#include "wx/imaglist.h"
-#include "wx/listctrl.h"
-#include "wx/dcclient.h"
+#include "wx/vector.h"
#include "wx/msw/private.h"
#endif
#endif
-// include <commctrl.h> "properly"
-#include "wx/msw/wrapcctl.h"
-
// Currently gcc and watcom don't define NMLVFINDITEM, and DMC only defines
// it by its old name NM_FINDTIEM.
//
const wxListItem& item,
LV_COLUMN& lvCol);
+namespace
+{
+
+// replacement for ListView_GetSubItemRect() which provokes warnings like
+// "the address of 'rc' will always evaluate as 'true'" when used with mingw32
+// 4.3+
+//
+// this function does no error checking on item and subitem parameters, notice
+// that subitem 0 means the whole item so there is no way to retrieve the
+// rectangle of the first subitem using this function, in particular notice
+// that the index is *not* 1-based, in spite of what MSDN says
+inline bool
+wxGetListCtrlSubItemRect(HWND hwnd, int item, int subitem, int flags, RECT& rect)
+{
+ rect.top = subitem;
+ rect.left = flags;
+ return ::SendMessage(hwnd, LVM_GETSUBITEMRECT, item, (LPARAM)&rect) != 0;
+}
+
+inline bool
+wxGetListCtrlItemRect(HWND hwnd, int item, int flags, RECT& rect)
+{
+ return wxGetListCtrlSubItemRect(hwnd, item, 0, flags, rect);
+}
+
+} // anonymous namespace
+
// ----------------------------------------------------------------------------
// private helper classes
// ----------------------------------------------------------------------------
{
if (attr)
delete attr;
- };
+ }
DECLARE_NO_COPY_CLASS(wxListItemInternalData)
};
static void wxDeleteInternalData(wxListCtrl* ctl, long itemId);
-// ----------------------------------------------------------------------------
-// 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)
-#if WXWIN_COMPATIBILITY_2_4
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO)
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO)
-#endif
-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_COL_RIGHT_CLICK)
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG)
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_DRAGGING)
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_END_DRAG)
-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_ITEM_FOCUSED)
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT)
-
#if wxUSE_EXTENDED_RTTI
WX_DEFINE_FLAGS( wxListCtrlStyle )
wxCONSTRUCTOR_5( wxListCtrl , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
/*
- TODO : Expose more information of a list's layout etc. via appropriate objects (à la NotebookPageInfo)
+ TODO : Expose more information of a list's layout etc. via appropriate objects (a la NotebookPageInfo)
*/
#else
IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
// GetTextColour will always return black
SetTextColour(GetDefaultAttributes().colFg);
+ if ( InReportView() )
+ MSWSetExListStyles();
+
+ return true;
+}
+
+void wxListCtrl::MSWSetExListStyles()
+{
// for comctl32.dll v 4.70+ we want to have some non default extended
// styles because it's prettier (and also because wxGTK does it like this)
- if ( InReportView() && wxApp::GetComCtl32Version() >= 470 )
- {
- ::SendMessage(GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE,
- 0, LVS_EX_LABELTIP | LVS_EX_FULLROWSELECT | LVS_EX_SUBITEMIMAGES);
+ if ( wxApp::GetComCtl32Version() >= 470 )
+ {
+ ::SendMessage
+ (
+ GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE, 0,
+ // LVS_EX_LABELTIP shouldn't be used under Windows CE where it's
+ // not defined in the SDK headers
+#ifdef LVS_EX_LABELTIP
+ LVS_EX_LABELTIP |
+#endif
+ LVS_EX_FULLROWSELECT |
+ LVS_EX_SUBITEMIMAGES |
+ // normally this should be governed by a style as it's probably not
+ // always appropriate, but we don't have any free styles left and
+ // it seems better to enable it by default than disable
+ LVS_EX_HEADERDRAGDROP
+ );
}
-
- return true;
}
WXDWORD wxListCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const
if ( dwStyleOld != dwStyleNew )
{
::SetWindowLong(GetHwnd(), GWL_STYLE, dwStyleNew);
+
+ // if we switched to the report view, set the extended styles for
+ // it too
+ if ( !(dwStyleOld & LVS_REPORT) && (dwStyleNew & LVS_REPORT) )
+ MSWSetExListStyles();
}
}
}
}
}
-wxListCtrl::~wxListCtrl()
+void wxListCtrl::DeleteEditControl()
{
- FreeAllInternalData();
-
if ( m_textCtrl )
{
m_textCtrl->UnsubclassWin();
delete m_textCtrl;
m_textCtrl = NULL;
}
+}
+
+wxListCtrl::~wxListCtrl()
+{
+ FreeAllInternalData();
+
+ DeleteEditControl();
if (m_ownsImageListNormal)
delete m_imageListNormal;
{
if ( flag != m_windowStyle )
{
- m_windowStyle = flag;
+ wxControl::SetWindowStyleFlag(flag);
UpdateStyle();
return ListView_SetColumnWidth(GetHwnd(), col, width) != 0;
}
+// ----------------------------------------------------------------------------
+// columns order
+// ----------------------------------------------------------------------------
+
+int wxListCtrl::GetColumnIndexFromOrder(int order) const
+{
+ const int numCols = GetColumnCount();
+ wxCHECK_MSG( order >= 0 && order < numCols, -1,
+ _T("Column position out of bounds") );
+
+ wxArrayInt indexArray(numCols);
+ if ( !ListView_GetColumnOrderArray(GetHwnd(), numCols, &indexArray[0]) )
+ return -1;
+
+ return indexArray[order];
+}
+
+int wxListCtrl::GetColumnOrder(int col) const
+{
+ const int numCols = GetColumnCount();
+ wxASSERT_MSG( col >= 0 && col < numCols, _T("Column index out of bounds") );
+
+ wxArrayInt indexArray(numCols);
+ if ( !ListView_GetColumnOrderArray(GetHwnd(), numCols, &indexArray[0]) )
+ return -1;
+
+ for ( int pos = 0; pos < numCols; pos++ )
+ {
+ if ( indexArray[pos] == col )
+ return pos;
+ }
+
+ wxFAIL_MSG( _T("no column with with given order?") );
+
+ return -1;
+}
+
+// Gets the column order for all columns
+wxArrayInt wxListCtrl::GetColumnsOrder() const
+{
+ const int numCols = GetColumnCount();
+
+ wxArrayInt orders(numCols);
+ if ( !ListView_GetColumnOrderArray(GetHwnd(), numCols, &orders[0]) )
+ orders.clear();
+
+ return orders;
+}
+
+// Sets the column order for all columns
+bool wxListCtrl::SetColumnsOrder(const wxArrayInt& orders)
+{
+ const int numCols = GetColumnCount();
+
+ wxCHECK_MSG( orders.size() == (size_t)numCols, false,
+ _T("wrong number of elements in column orders array") );
+
+ return ListView_SetColumnOrderArray(GetHwnd(), numCols, &orders[0]) != 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
// Gets the edit control for editing labels.
wxTextCtrl* wxListCtrl::GetEditControl() const
{
+ // first check corresponds to the case when the label editing was started
+ // by user and hence m_textCtrl wasn't created by EditLabel() at all, while
+ // the second case corresponds to us being called from inside EditLabel()
+ // (e.g. from a user wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT handler): in this
+ // case EditLabel() did create the control but it didn't have an HWND to
+ // initialize it with yet
+ if ( !m_textCtrl || !m_textCtrl->GetHWND() )
+ {
+ HWND hwndEdit = ListView_GetEditControl(GetHwnd());
+ if ( hwndEdit )
+ {
+ wxListCtrl * const self = const_cast<wxListCtrl *>(this);
+
+ if ( !m_textCtrl )
+ self->m_textCtrl = new wxTextCtrl;
+ self->InitEditControl((WXHWND)hwndEdit);
+ }
+ }
+
return m_textCtrl;
}
// Sets information about the item
bool wxListCtrl::SetItem(wxListItem& info)
{
+ const long id = info.GetId();
+ wxCHECK_MSG( id >= 0 && id < GetItemCount(), false,
+ _T("invalid item index in SetItem") );
+
LV_ITEM item;
wxConvertToMSWListItem(this, info, item);
{
// get internal item data
// perhaps a cache here ?
- wxListItemInternalData *data = wxGetInternalData(this, info.m_itemId);
+ wxListItemInternalData *data = wxGetInternalData(this, id);
if (! data)
{
wxConvertToMSWFlags(state, stateMask, lvItem);
+ const bool changingFocus = (stateMask & wxLIST_STATE_FOCUSED) &&
+ (state & wxLIST_STATE_FOCUSED);
+
// for the virtual list controls we need to refresh the previously focused
// item manually when changing focus without changing selection
// programmatically because otherwise it keeps its focus rectangle until
// next repaint (yet another comctl32 bug)
long focusOld;
- if ( IsVirtual() &&
- (stateMask & wxLIST_STATE_FOCUSED) &&
- (state & wxLIST_STATE_FOCUSED) )
+ if ( IsVirtual() && changingFocus )
{
focusOld = GetNextItem(-1, wxLIST_NEXT_ALL, wxLIST_STATE_FOCUSED);
}
}
}
+ // we expect the selection anchor, i.e. the item from which multiple
+ // selection (such as performed with e.g. Shift-arrows) starts, to be the
+ // same as the currently focused item but the native control doesn't update
+ // it when we change focus and leaves at the last item it set itself focus
+ // to, so do it explicitly
+ if ( changingFocus && !HasFlag(wxLC_SINGLE_SEL) )
+ {
+ ListView_SetSelectionMark(GetHwnd(), item);
+ }
+
return true;
}
// Sets the item image
bool wxListCtrl::SetItemImage(long item, int image, int WXUNUSED(selImage))
+{
+ return SetItemColumnImage(item, 0, image);
+}
+
+// Sets the item image
+bool wxListCtrl::SetItemColumnImage(long item, long column, int image)
{
wxListItem info;
info.m_mask = wxLIST_MASK_IMAGE;
info.m_image = image;
info.m_itemId = item;
+ info.m_col = column;
return SetItem(info);
}
}
// Sets the item data
-bool wxListCtrl::SetItemData(long item, long data)
+bool wxListCtrl::SetItemPtrData(long item, wxUIntPtr data)
{
wxListItem info;
wxRect wxListCtrl::GetViewRect() const
{
- wxASSERT_MSG( !HasFlag(wxLC_REPORT | wxLC_LIST),
- _T("wxListCtrl::GetViewRect() only works in icon mode") );
+ wxRect rect;
- RECT rc;
- if ( !ListView_GetViewRect(GetHwnd(), &rc) )
+ // ListView_GetViewRect() can only be used in icon and small icon views
+ // (this is documented in MSDN and, indeed, it returns bogus results in
+ // report view, at least with comctl32.dll v6 under Windows 2003)
+ if ( HasFlag(wxLC_ICON | wxLC_SMALL_ICON) )
{
- wxLogDebug(_T("ListView_GetViewRect() failed."));
+ RECT rc;
+ if ( !ListView_GetViewRect(GetHwnd(), &rc) )
+ {
+ wxLogDebug(_T("ListView_GetViewRect() failed."));
+
+ wxZeroMemory(rc);
+ }
- wxZeroMemory(rc);
+ wxCopyRECTToRect(rc, rect);
}
+ else if ( HasFlag(wxLC_REPORT) )
+ {
+ const long count = GetItemCount();
+ if ( count )
+ {
+ GetItemRect(wxMin(GetTopItem() + GetCountPerPage(), count - 1), rect);
- wxRect rect;
- wxCopyRECTToRect(rc, rect);
+ // extend the rectangle to start at the top (we include the column
+ // headers, if any, for compatibility with the generic version)
+ rect.height += rect.y;
+ rect.y = 0;
+ }
+ }
+ else
+ {
+ wxFAIL_MSG( _T("not implemented in this mode") );
+ }
return rect;
}
// Gets the item rectangle
bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const
{
- RECT rectWin;
+ return GetSubItemRect( item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code) ;
+}
+
+bool wxListCtrl::GetSubItemRect(long item, long subItem, wxRect& rect, int code) const
+{
+ // ListView_GetSubItemRect() doesn't do subItem error checking and returns
+ // true even for the out of range values of it (even if the results are
+ // completely bogus in this case), so we check item validity ourselves
+ wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM ||
+ (subItem >= 0 && subItem < GetColumnCount()),
+ false, _T("invalid sub item index") );
+
+ // use wxCHECK_MSG against "item" too, for coherency with the generic implementation:
+ wxCHECK_MSG( item >= 0 && item < GetItemCount(), false,
+ _T("invalid item in GetSubItemRect") );
int codeWin;
if ( code == wxLIST_RECT_BOUNDS )
codeWin = LVIR_LABEL;
else
{
- wxFAIL_MSG( _T("incorrect code in GetItemRect()") );
-
+ wxFAIL_MSG( _T("incorrect code in GetItemRect() / GetSubItemRect()") );
codeWin = LVIR_BOUNDS;
}
- bool success = ListView_GetItemRect(GetHwnd(), (int) item, &rectWin, codeWin) != 0;
+ RECT rectWin;
+ if ( !wxGetListCtrlSubItemRect
+ (
+ GetHwnd(),
+ item,
+ subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM ? 0 : subItem,
+ codeWin,
+ rectWin
+ ) )
+ {
+ return false;
+ }
- rect.x = rectWin.left;
- rect.y = rectWin.top;
- rect.width = rectWin.right - rectWin.left;
- rect.height = rectWin.bottom - rectWin.top;
+ wxCopyRECTToRect(rectWin, rect);
- return success;
+ // there is no way to retrieve the first sub item bounding rectangle using
+ // wxGetListCtrlSubItemRect() as 0 means the whole item, so we need to
+ // truncate it at first column ourselves
+ if ( subItem == 0 )
+ rect.width = GetColumnWidth(0);
+
+ return true;
}
+
+
+
// Gets the item position
bool wxListCtrl::GetItemPosition(long item, wxPoint& pos) const
{
return wxSize(LOWORD(spacing), HIWORD(spacing));
}
+#if WXWIN_COMPATIBILITY_2_6
+
int wxListCtrl::GetItemSpacing(bool isSmall) const
{
return ListView_GetItemSpacing(GetHwnd(), (BOOL) isSmall);
}
+#endif // WXWIN_COMPATIBILITY_2_6
+
void wxListCtrl::SetItemTextColour( long item, const wxColour &col )
{
wxListItem info;
DeleteAllColumns();
}
+void wxListCtrl::InitEditControl(WXHWND hWnd)
+{
+ m_textCtrl->SetHWND(hWnd);
+ m_textCtrl->SubclassWin(hWnd);
+ m_textCtrl->SetParent(this);
+
+ // we must disallow TABbing away from the control while the edit contol is
+ // shown because this leaves it in some strange state (just try removing
+ // this line and then pressing TAB while editing an item in listctrl
+ // inside a panel)
+ m_textCtrl->SetWindowStyle(m_textCtrl->GetWindowStyle() | wxTE_PROCESS_TAB);
+}
+
wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass)
{
- wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) );
+ wxCHECK_MSG( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)), NULL,
+ "control used for label editing must be a wxTextCtrl" );
// ListView_EditLabel requires that the list has focus.
SetFocus();
+ // create m_textCtrl here before calling ListView_EditLabel() because it
+ // generates wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT event from inside it and
+ // the user handler for it can call GetEditControl() resulting in an on
+ // demand creation of a stock wxTextCtrl instead of the control of a
+ // (possibly) custom wxClassInfo
+ DeleteEditControl();
+ m_textCtrl = (wxTextCtrl *)textControlClass->CreateObject();
+
WXHWND hWnd = (WXHWND) ListView_EditLabel(GetHwnd(), item);
if ( !hWnd )
{
// failed to start editing
- return NULL;
- }
-
- // [re]create the text control wrapping the HWND we got
- if ( m_textCtrl )
- {
- m_textCtrl->UnsubclassWin();
- m_textCtrl->SetHWND(0);
delete m_textCtrl;
- }
+ m_textCtrl = NULL;
- m_textCtrl = (wxTextCtrl *)textControlClass->CreateObject();
- m_textCtrl->SetHWND(hWnd);
- m_textCtrl->SubclassWin(hWnd);
- m_textCtrl->SetParent(this);
+ return NULL;
+ }
- // we must disallow TABbing away from the control while the edit contol is
- // shown because this leaves it in some strange state (just try removing
- // this line and then pressing TAB while editing an item in listctrl
- // inside a panel)
- m_textCtrl->SetWindowStyle(m_textCtrl->GetWindowStyle() | wxTE_PROCESS_TAB);
+ // if GetEditControl() hasn't been called, we need to initialize the edit
+ // control ourselves
+ if ( !m_textCtrl->GetHWND() )
+ InitEditControl(hWnd);
return m_textCtrl;
}
{
// m_textCtrl is not always ready, ie. in EVT_LIST_BEGIN_LABEL_EDIT
HWND hwnd = ListView_GetEditControl(GetHwnd());
- bool b = (hwnd != NULL);
- if (b)
- {
- if (cancel)
- ::SetWindowText(hwnd, wxEmptyString); // dubious but better than nothing
- if (m_textCtrl)
- {
- m_textCtrl->UnsubclassWin();
- m_textCtrl->SetHWND(0);
- delete m_textCtrl;
- m_textCtrl = NULL;
- }
- ::DestroyWindow(hwnd);
- }
- return b;
+ if ( !hwnd )
+ return false;
+
+ if ( cancel )
+ ::SetWindowText(hwnd, wxEmptyString); // dubious but better than nothing
+
+ // we shouldn't destroy the control ourselves according to MSDN, which
+ // proposes WM_CANCELMODE to do this, but it doesn't seem to work
+ //
+ // posting WM_CLOSE to it does seem to work without any side effects
+ ::PostMessage(hwnd, WM_CLOSE, 0, 0);
+
+ return true;
}
// Ensures this item is visible
findInfo.flags = LVFI_STRING;
if ( partial )
findInfo.flags |= LVFI_PARTIAL;
- findInfo.psz = str;
+ findInfo.psz = str.wx_str();
// 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
// Determines which item (if any) is at the specified point,
// giving details in 'flags' (see wxLIST_HITTEST_... flags above)
-long wxListCtrl::HitTest(const wxPoint& point, int& flags)
+long
+wxListCtrl::HitTest(const wxPoint& point, int& flags, long *ptrSubItem) const
{
LV_HITTESTINFO hitTestInfo;
hitTestInfo.pt.x = (int) point.x;
hitTestInfo.pt.y = (int) point.y;
- ListView_HitTest(GetHwnd(), & hitTestInfo);
+ long item;
+#ifdef LVM_SUBITEMHITTEST
+ if ( ptrSubItem && wxApp::GetComCtl32Version() >= 470 )
+ {
+ item = ListView_SubItemHitTest(GetHwnd(), &hitTestInfo);
+ *ptrSubItem = hitTestInfo.iSubItem;
+ }
+ else
+#endif // LVM_SUBITEMHITTEST
+ {
+ item = ListView_HitTest(GetHwnd(), &hitTestInfo);
+ }
flags = 0;
flags |= wxLIST_HITTEST_ONITEMSTATEICON;
}
- return (long) hitTestInfo.iItem;
+ return item;
}
+
// Inserts an item, returning the index of the new item if successful,
// -1 otherwise.
long wxListCtrl::InsertItem(const wxListItem& info)
// message processing
// ----------------------------------------------------------------------------
-bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id)
+bool wxListCtrl::MSWShouldPreProcessMessage(WXMSG* msg)
{
+ if ( msg->message == WM_KEYDOWN )
+ {
+ // Only eat VK_RETURN if not being used by the application in
+ // conjunction with modifiers
+ if ( msg->wParam == VK_RETURN && !wxIsAnyModifierDown() )
+ {
+ // we need VK_RETURN to generate wxEVT_COMMAND_LIST_ITEM_ACTIVATED
+ return false;
+ }
+ }
+ return wxControl::MSWShouldPreProcessMessage(msg);
+}
+
+bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id_)
+{
+ const int id = (signed short)id_;
if (cmd == EN_UPDATE)
{
wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id);
return false;
}
+// utility used by wxListCtrl::MSWOnNotify and by wxDataViewHeaderWindowMSW::MSWOnNotify
+int WXDLLIMPEXP_CORE wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick)
+{
+ // find the column clicked: we have to search for it ourselves as the
+ // notification message doesn't provide this info
+
+ // where did the click occur?
+#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400
+ if ( nmhdr->code == GN_CONTEXTMENU )
+ {
+ *ptClick = ((NMRGINFO*)nmhdr)->ptAction;
+ }
+ else
+#endif //__WXWINCE__
+ if ( !::GetCursorPos(ptClick) )
+ {
+ wxLogLastError(_T("GetCursorPos"));
+ }
+
+ // we need to use listctrl coordinates for the event point so this is what
+ // we return in ptClick, but for comparison with Header_GetItemRect()
+ // result below we need to use header window coordinates
+ POINT ptClickHeader = *ptClick;
+ if ( !::ScreenToClient(nmhdr->hwndFrom, &ptClickHeader) )
+ {
+ wxLogLastError(_T("ScreenToClient(listctrl header)"));
+ }
+
+ if ( !::ScreenToClient(::GetParent(nmhdr->hwndFrom), ptClick) )
+ {
+ wxLogLastError(_T("ScreenToClient(listctrl)"));
+ }
+
+ const int colCount = Header_GetItemCount(nmhdr->hwndFrom);
+ for ( int col = 0; col < colCount; col++ )
+ {
+ RECT rect;
+ if ( Header_GetItemRect(nmhdr->hwndFrom, col, &rect) )
+ {
+ if ( ::PtInRect(&rect, ptClickHeader) )
+ {
+ return col;
+ }
+ }
+ }
+
+ return wxNOT_FOUND;
+}
+
bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
{
#endif //__WXWINCE__
case NM_RCLICK:
{
- eventType = wxEVT_COMMAND_LIST_COL_RIGHT_CLICK;
- event.m_col = -1;
-
- // find the column clicked: we have to search for it
- // ourselves as the notification message doesn't provide
- // this info
-
- // where did the click occur?
POINT ptClick;
-#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400
- if(nmhdr->code == GN_CONTEXTMENU) {
- ptClick = ((NMRGINFO*)nmhdr)->ptAction;
- } else
-#endif //__WXWINCE__
- if ( !::GetCursorPos(&ptClick) )
- {
- wxLogLastError(_T("GetCursorPos"));
- }
-
- if ( !::ScreenToClient(GetHwnd(), &ptClick) )
- {
- wxLogLastError(_T("ScreenToClient(listctrl header)"));
- }
+ eventType = wxEVT_COMMAND_LIST_COL_RIGHT_CLICK;
+ event.m_col = wxMSWGetColumnClicked(nmhdr, &ptClick);
event.m_pointDrag.x = ptClick.x;
event.m_pointDrag.y = ptClick.y;
-
- int colCount = Header_GetItemCount(hwndHdr);
-
- RECT rect;
- for ( int col = 0; col < colCount; col++ )
- {
- if ( Header_GetItemRect(hwndHdr, col, &rect) )
- {
- if ( ::PtInRect(&rect, ptClick) )
- {
- event.m_col = col;
- break;
- }
- }
- }
}
break;
// parameters
//
// I have no idea what is the real cause of the bug (which is,
- // just to make things interesting, is impossible to reproduce
+ // just to make things interesting, impossible to reproduce
// reliably) but ignoring all these messages does fix it and
// doesn't seem to have any negative consequences
return true;
}
else
#endif // defined(HDN_BEGINTRACKA)
- if ( nmhdr->hwndFrom == GetHwnd() )
+ if ( nmhdr->hwndFrom == GetHwnd() )
{
// almost all messages use NM_LISTVIEW
NM_LISTVIEW *nmLV = (NM_LISTVIEW *)nmhdr;
const LV_ITEM& lvi = (LV_ITEM)item;
if ( !lvi.pszText || lvi.iItem == -1 )
{
- // don't keep a stale wxTextCtrl around
- if ( m_textCtrl )
- {
- // EDIT control will be deleted by the list control itself so
- // prevent us from deleting it as well
- m_textCtrl->UnsubclassWin();
- m_textCtrl->SetHWND(0);
- delete m_textCtrl;
- m_textCtrl = NULL;
- }
+ // EDIT control will be deleted by the list control
+ // itself so prevent us from deleting it as well
+ DeleteEditControl();
event.SetEditCanceled(true);
}
wxDeleteInternalData(this, iItem);
break;
-#if WXWIN_COMPATIBILITY_2_4
- case LVN_SETDISPINFO:
- {
- eventType = wxEVT_COMMAND_LIST_SET_INFO;
- LV_DISPINFO *info = (LV_DISPINFO *)lParam;
- wxConvertFromMSWListItem(GetHwnd(), event.m_item, info->item);
- }
- break;
-#endif
-
case LVN_INSERTITEM:
eventType = wxEVT_COMMAND_LIST_INSERT_ITEM;
event.m_itemIndex = iItem;
// focus event from here and the selection one
// below
event.SetEventType(eventType);
- (void)GetEventHandler()->ProcessEvent(event);
+ (void)HandleWindowEvent(event);
}
else // no focus event to send
{
wxLIST_STATE_SELECTED);
// <Enter> or <Space> activate the selected item if any (but
- // not with Shift and/or Ctrl as then they have a predefined
- // meaning for the list view)
+ // not with any modifiers as they have a predefined meaning
+ // then)
if ( lItem != -1 &&
(wVKey == VK_RETURN || wVKey == VK_SPACE) &&
- !(wxIsShiftDown() || wxIsCtrlDown()) )
+ !wxIsAnyModifierDown() )
{
eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
}
if ( lvi.mask & LVIF_TEXT )
{
wxString text = OnGetItemText(item, lvi.iSubItem);
- wxStrncpy(lvi.pszText, text, lvi.cchTextMax);
+ wxStrlcpy(lvi.pszText, text.c_str(), lvi.cchTextMax);
}
// see comment at the end of wxListCtrl::GetColumn()
}
#endif // NM_CUSTOMDRAW
- // 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!") );
+ // even though we never use LVM_SETCALLBACKMASK, we still
+ // can get messages with LVIF_STATE in lvi.mask under Vista
+ if ( lvi.mask & LVIF_STATE )
+ {
+ // we don't have anything to return from here...
+ lvi.stateMask = 0;
+ }
return true;
}
event.SetEventType(eventType);
- bool processed = GetEventHandler()->ProcessEvent(event);
+ bool processed = HandleWindowEvent(event);
// post processing
// ---------------
// logic here is inverted compared to all the other messages
*result = event.IsAllowed();
- // don't keep a stale wxTextCtrl around
- if ( m_textCtrl )
- {
- // EDIT control will be deleted by the list control itself so
- // prevent us from deleting it as well
- m_textCtrl->UnsubclassWin();
- m_textCtrl->SetHWND(0);
- delete m_textCtrl;
- m_textCtrl = NULL;
- }
+ // EDIT control will be deleted by the list control itself so
+ // prevent us from deleting it as well
+ DeleteEditControl();
return true;
}
static RECT GetCustomDrawnItemRect(const NMCUSTOMDRAW& nmcd)
{
RECT rc;
- ListView_GetItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, &rc, LVIR_BOUNDS);
+ wxGetListCtrlItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, LVIR_BOUNDS, rc);
RECT rcIcon;
- ListView_GetItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, &rcIcon, LVIR_ICON);
+ wxGetListCtrlItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, LVIR_ICON, rcIcon);
// exclude the icon part, neither the selection background nor focus rect
// should cover it
return rc;
}
-static void HandleSubItemPrepaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont)
+static
+bool HandleSubItemPrepaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont, int colCount)
{
NMCUSTOMDRAW& nmcd = pLVCD->nmcd;
HDC hdc = nmcd.hdc;
HWND hwndList = nmcd.hdr.hwndFrom;
+ const int col = pLVCD->iSubItem;
const DWORD item = nmcd.dwItemSpec;
-
// the font must be valid, otherwise we wouldn't be painting the item at all
SelectInHDC selFont(hdc, hfont);
// get the rectangle to paint
+ int subitem = colCount ? col + 1 : col;
RECT rc;
- ListView_GetSubItemRect(hwndList, item, pLVCD->iSubItem, LVIR_BOUNDS, &rc);
- if ( !pLVCD->iSubItem )
- {
- // broken ListView_GetSubItemRect() returns the entire item rect for
- // 0th subitem while we really need just the part for this column
- RECT rc2;
- ListView_GetSubItemRect(hwndList, item, 1, LVIR_BOUNDS, &rc2);
-
- rc.right = rc2.left;
- rc.left += 4;
- }
- else // not first subitem
- {
- rc.left += 6;
- }
+ wxGetListCtrlSubItemRect(hwndList, item, subitem, LVIR_BOUNDS, rc);
+ rc.left += 6;
// get the image and text to draw
wxChar text[512];
wxZeroMemory(it);
it.mask = LVIF_TEXT | LVIF_IMAGE;
it.iItem = item;
- it.iSubItem = pLVCD->iSubItem;
+ it.iSubItem = col;
it.pszText = text;
it.cchTextMax = WXSIZEOF(text);
ListView_GetItem(hwndList, &it);
- if ( it.iImage != -1 )
+ HIMAGELIST himl = ListView_GetImageList(hwndList, LVSIL_SMALL);
+ if ( himl && ImageList_GetImageCount(himl) )
{
- HIMAGELIST himl = ListView_GetImageList(hwndList, LVSIL_SMALL);
-
- ImageList_Draw(himl, it.iImage, hdc, rc.left, rc.top,
- nmcd.uItemState & CDIS_SELECTED ? ILD_SELECTED
- : ILD_TRANSPARENT);
+ if ( it.iImage != -1 )
+ {
+ ImageList_Draw(himl, it.iImage, hdc, rc.left, rc.top,
+ nmcd.uItemState & CDIS_SELECTED ? ILD_SELECTED
+ : ILD_TRANSPARENT);
+ }
- int wImage, hImage;
- ImageList_GetIconSize(himl, &wImage, &hImage);
+ // notice that even if this item doesn't have any image, the list
+ // control still leaves space for the image in the first column if the
+ // image list is not empty (presumably so that items with and without
+ // images align?)
+ if ( it.iImage != -1 || it.iSubItem == 0 )
+ {
+ int wImage, hImage;
+ ImageList_GetIconSize(himl, &wImage, &hImage);
- rc.left += wImage + 2;
+ rc.left += wImage + 2;
+ }
}
::SetBkMode(hdc, TRANSPARENT);
- // TODO: support for centred/right aligned columns
- ::DrawText(hdc, text, -1, &rc,
- DT_WORD_ELLIPSIS | DT_NOPREFIX | DT_SINGLELINE | DT_VCENTER);
+ UINT fmt = DT_SINGLELINE |
+#ifndef __WXWINCE__
+ DT_WORD_ELLIPSIS |
+#endif // __WXWINCE__
+ DT_NOPREFIX |
+ DT_VCENTER;
+
+ LV_COLUMN lvCol;
+ wxZeroMemory(lvCol);
+ lvCol.mask = LVCF_FMT;
+ if ( ListView_GetColumn(hwndList, col, &lvCol) )
+ {
+ switch ( lvCol.fmt & LVCFMT_JUSTIFYMASK )
+ {
+ case LVCFMT_LEFT:
+ fmt |= DT_LEFT;
+ break;
+
+ case LVCFMT_CENTER:
+ fmt |= DT_CENTER;
+ break;
+
+ case LVCFMT_RIGHT:
+ fmt |= DT_RIGHT;
+ break;
+ }
+ }
+ //else: failed to get alignment, assume it's DT_LEFT (default)
+
+ DrawText(hdc, text, -1, &rc, fmt);
+
+ return true;
}
static void HandleItemPostpaint(NMCUSTOMDRAW nmcd)
{
NMCUSTOMDRAW& nmcd = pLVCD->nmcd; // just a shortcut
- HWND hwndList = nmcd.hdr.hwndFrom;
+ const HWND hwndList = nmcd.hdr.hwndFrom;
+ const int item = nmcd.dwItemSpec;
// unfortunately we can't trust CDIS_SELECTED, it is often set even when
// the item is not at all selected for some reason (comctl32 6), but we
break;
}
- if ( (DWORD)i == nmcd.dwItemSpec )
+ if ( i == item )
{
nmcd.uItemState |= CDIS_SELECTED;
break;
}
}
+ // same thing for CDIS_FOCUS (except simpler as there is only one of them)
+ if ( ::GetFocus() == hwndList &&
+ ListView_GetNextItem(hwndList, -1, LVNI_FOCUSED) == item )
+ {
+ nmcd.uItemState |= CDIS_FOCUS;
+ }
+ else
+ {
+ nmcd.uItemState &= ~CDIS_FOCUS;
+ }
+
if ( nmcd.uItemState & CDIS_SELECTED )
{
int syscolFg, syscolBg;
for ( int col = 0; col < colCount; col++ )
{
pLVCD->iSubItem = col;
- HandleSubItemPrepaint(pLVCD, hfont);
+ HandleSubItemPrepaint(pLVCD, hfont, colCount);
}
HandleItemPostpaint(nmcd);
// set the colours to use for text drawing
- pLVCD->clrText = wxColourToRGB(attr->HasTextColour()
- ? attr->GetTextColour()
- : listctrl->GetTextColour());
- pLVCD->clrTextBk = wxColourToRGB(attr->HasBackgroundColour()
- ? attr->GetBackgroundColour()
- : listctrl->GetBackgroundColour());
+ pLVCD->clrText = attr->HasTextColour()
+ ? wxColourToRGB(attr->GetTextColour())
+ : wxColourToRGB(listctrl->GetTextColour());
+ pLVCD->clrTextBk = attr->HasBackgroundColour()
+ ? wxColourToRGB(attr->GetBackgroundColour())
+ : wxColourToRGB(listctrl->GetBackgroundColour());
// select the font if non default one is specified
if ( attr->HasFont() )
// Necessary for drawing hrules and vrules, if specified
void wxListCtrl::OnPaint(wxPaintEvent& event)
{
- bool drawHRules = HasFlag(wxLC_HRULES);
- bool drawVRules = HasFlag(wxLC_VRULES);
+ const bool drawHRules = HasFlag(wxLC_HRULES);
+ const bool drawVRules = HasFlag(wxLC_VRULES);
- if (!InReportView() || !drawHRules && !drawVRules)
+ if (!InReportView() || !(drawHRules || drawVRules))
{
event.Skip();
return;
// Reset the device origin since it may have been set
dc.SetDeviceOrigin(0, 0);
- wxPen pen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID);
+ wxPen pen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT));
dc.SetPen(pen);
dc.SetBrush(* wxTRANSPARENT_BRUSH);
dc.SetPen(pen);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
+
+ const int numCols = GetColumnCount();
+ wxVector<int> indexArray(numCols);
+ if ( !ListView_GetColumnOrderArray(GetHwnd(),
+ numCols,
+ &indexArray[0]) )
+ {
+ wxFAIL_MSG( _T("invalid column index array in OnPaint()") );
+ return;
+ }
+
int x = itemRect.GetX();
- for (int col = 0; col < GetColumnCount(); col++)
+ for (int col = 0; col < numCols; col++)
{
- int colWidth = GetColumnWidth(col);
+ int colWidth = GetColumnWidth(indexArray[col]);
x += colWidth ;
dc.DrawLine(x-1, firstItemRect.GetY() - gap,
x-1, itemRect.GetBottom());
WXLRESULT
wxListCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
{
-#ifdef WM_PRINT
- if ( nMsg == WM_PRINT )
+ switch ( nMsg )
{
- // we should bypass our own WM_PRINT handling as we don't handle
- // PRF_CHILDREN flag, so leave it to the native control itself
- return MSWDefWindowProc(nMsg, wParam, lParam);
- }
+#ifdef WM_PRINT
+ case WM_PRINT:
+ // we should bypass our own WM_PRINT handling as we don't handle
+ // PRF_CHILDREN flag, so leave it to the native control itself
+ return MSWDefWindowProc(nMsg, wParam, lParam);
#endif // WM_PRINT
+ case WM_CONTEXTMENU:
+ // because this message is propagated upwards the child-parent
+ // chain, we get it for the right clicks on the header window but
+ // this is confusing in wx as right clicking there already
+ // generates a separate wxEVT_COMMAND_LIST_COL_RIGHT_CLICK event
+ // so just ignore them
+ if ( (HWND)wParam == ListView_GetHeader(GetHwnd()) )
+ return 0;
+ //else: break
+ }
+
return wxControl::MSWWindowProc(nMsg, wParam, lParam);
}
void wxListCtrl::RefreshItem(long item)
{
- // strangely enough, ListView_Update() results in much more flicker here
- // than a dumb Refresh() -- why?
-#if 0
- if ( !ListView_Update(GetHwnd(), item) )
- {
- wxLogLastError(_T("ListView_Update"));
- }
-#else // 1
- wxRect rect;
- GetItemRect(item, rect);
- RefreshRect(rect);
-#endif // 0/1
+ RefreshItems(item, item);
}
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);
+ ListView_RedrawItems(GetHwnd(), itemFrom, itemTo);
}
// ----------------------------------------------------------------------------
else
{
// pszText is not const, hence the cast
- lvItem.pszText = (wxChar *)info.m_text.c_str();
+ lvItem.pszText = (wxChar *)info.m_text.wx_str();
if ( lvItem.pszText )
lvItem.cchTextMax = info.m_text.length();
else
if ( item.m_mask & wxLIST_MASK_TEXT )
{
lvCol.mask |= LVCF_TEXT;
- lvCol.pszText = (wxChar *)item.m_text.c_str(); // cast is safe
+ lvCol.pszText = (wxChar *)item.m_text.wx_str(); // cast is safe
}
if ( item.m_mask & wxLIST_MASK_FORMAT )
#ifdef NM_CUSTOMDRAW // _WIN32_IE >= 0x0300
if ( item.m_mask & wxLIST_MASK_IMAGE )
{
- if ( wxTheApp->GetComCtl32Version() >= 470 )
+ if ( wxApp::GetComCtl32Version() >= 470 )
{
lvCol.mask |= LVCF_IMAGE;
projects / wxWidgets.git / blobdiff