#include "wx/ownerdrw.h"
#endif
+#include "wx/dynarray.h"
+#include "wx/log.h"
+
#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
#endif
if (param == LBN_SELCHANGE)
{
wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
- int *liste = NULL;
- int count = GetSelections(&liste) ;
- if (count && liste)
+ wxArrayInt aSelections;
+ int count = GetSelections(aSelections);
+ if ( count > 0 )
{
- event.m_commandInt = liste[0] ;
+ event.m_commandInt = aSelections[0] ;
event.m_clientData = GetClientData(event.m_commandInt);
wxString str(GetString(event.m_commandInt));
if (str != "")
{
m_noItems = 0;
m_selected = 0;
- m_selections = NULL;
}
bool wxListBox::Create(wxWindow *parent, const wxWindowID id,
m_noItems = n;
m_hWnd = 0;
m_selected = 0;
- m_selections = NULL;
SetName(name);
SetValidator(validator);
// we don't support LBS_OWNERDRAWVARIABLE yet
wstyle |= LBS_OWNERDRAWFIXED;
}
-#else
- // Change from previous versions of wxWin: JACS Nov. 1995
- // Not sure whether to have integral, or no integral
- // style. With the latter we may get partial items showing.
- // VZ: also it makes life more difficult for owner-drawn controls
- wstyle |= LBS_NOINTEGRALHEIGHT;
#endif
+ // Without this style, you get unexpected heights, so e.g. constraint layout
+ // doesn't work properly
+ wstyle |= LBS_NOINTEGRALHEIGHT;
bool want3D;
WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ;
0, 0, 0, 0,
(HWND)parent->GetHWND(), (HMENU)m_windowId,
wxGetInstance(), NULL);
+
+ m_hWnd = (WXHWND)wx_list;
+
#if CTL3D
if (want3D)
{
}
#endif
+ // Subclass again to catch messages
+ SubclassWin((WXHWND)wx_list);
+
uint ui;
for (ui = 0; ui < (uint)n; ui++) {
SendMessage(wx_list, LB_ADDSTRING, 0, (LPARAM)(const char *)choices[ui]);
}
- #if USE_OWNER_DRAWN
+#if USE_OWNER_DRAWN
if ( m_windowStyle & wxLB_OWNERDRAW ) {
for (ui = 0; ui < (uint)n; ui++) {
// create new item which will process WM_{DRAW|MEASURE}ITEM messages
ListBox_SetItemData(wx_list, ui, pNewItem);
}
}
- #endif
+#endif
if ((m_windowStyle & wxLB_MULTIPLE) == 0)
SendMessage(wx_list, LB_SETCURSEL, 0, 0);
- ShowWindow(wx_list, SW_SHOW);
-
- m_hWnd = (WXHWND)wx_list;
-
- // Subclass again for purposes of dialog editing mode
- SubclassWin((WXHWND)wx_list);
-
SetFont(* parent->GetFont());
SetSize(x, y, width, height);
+ ShowWindow(wx_list, SW_SHOW);
+
return TRUE;
}
wxListBox::~wxListBox(void)
{
- #if USE_OWNER_DRAWN
+#if USE_OWNER_DRAWN
uint uiCount = m_aItems.Count();
while ( uiCount-- != 0 ) {
delete m_aItems[uiCount];
}
- #endif
-
- DELETEA(m_selections);
+#endif
}
void wxListBox::SetupColours(void)
int index = ListBox_AddString(hwnd, item);
m_noItems ++;
- #if USE_OWNER_DRAWN
+#if USE_OWNER_DRAWN
if ( m_windowStyle & wxLB_OWNERDRAW ) {
wxOwnerDrawn *pNewItem = CreateItem(-1); // dummy argument
pNewItem->SetName(item);
m_aItems.Add(pNewItem);
ListBox_SetItemData(hwnd, index, pNewItem);
}
- #endif
+#endif
SetHorizontalExtent(item);
}
int index = ListBox_AddString(hwnd, item);
m_noItems ++;
- #if USE_OWNER_DRAWN
+#if USE_OWNER_DRAWN
if ( m_windowStyle & wxLB_OWNERDRAW ) {
// client data must be pointer to wxOwnerDrawn, otherwise we would crash
// in OnMeasure/OnDraw.
wxFAIL_MSG("Can't use client data with owner-drawn listboxes");
}
else
- #endif
+#endif
ListBox_SetItemData(hwnd, index, Client_data);
SetHorizontalExtent(item);
}
m_noItems = n;
- #if USE_OWNER_DRAWN
+#if USE_OWNER_DRAWN
if ( m_windowStyle & wxLB_OWNERDRAW ) {
// first delete old items
uint ui = m_aItems.Count();
"Can't use client data with owner-drawn listboxes");
}
}
- #endif
+#endif
SetHorizontalExtent("");
ShowWindow(hwnd, SW_SHOW);
void wxListBox::SetClientData(const int N, char *Client_data)
{
- (void)SendMessage(hwnd, LB_SETITEMDATA, N, (LONG)Client_data);
-/*
- if (result == LB_ERR)
- return -1;
- else
- return 0;
- */
+ if ( ListBox_SetItemData(hwnd, N, Client_data) == LB_ERR )
+ wxLogDebug("LB_SETITEMDATA failed");
}
// Return number of selections and an array of selected integers
-// Use selections field to store data, which will be cleaned up
-// by destructor if necessary.
-int wxListBox::GetSelections(int **list_selections) const
+int wxListBox::GetSelections(wxArrayInt& aSelections) const
{
- wxListBox *nonConst = (wxListBox *)this; // const is a white lie!
- if (nonConst->m_selections)
- { delete[] nonConst->m_selections; nonConst->m_selections = NULL; };
+ aSelections.Empty();
+
if ((m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED))
{
- int no_sel = (int)SendMessage(hwnd, LB_GETSELCOUNT, 0, 0);
- if (no_sel == 0)
- return 0;
- nonConst->m_selections = new int[no_sel];
- SendMessage(hwnd, LB_GETSELITEMS, no_sel, (LONG)m_selections);
- *list_selections = m_selections;
+ int no_sel = ListBox_GetSelCount(hwnd);
+ if (no_sel != 0) {
+ int *selections = new int[no_sel];
+ if ( ListBox_GetSelItems(hwnd, no_sel, selections) == LB_ERR ) {
+ wxFAIL_MSG("This listbox can't have single-selection style!");
+ }
+
+ aSelections.Alloc(no_sel);
+ for ( int n = 0; n < no_sel; n++ )
+ aSelections.Add(selections[n]);
+
+ delete [] selections;
+ }
+
return no_sel;
}
- else
+ else // single-selection listbox
{
- int sel = (int)SendMessage(hwnd, LB_GETCURSEL, 0, 0);
- if (sel == LB_ERR)
- return 0;
- nonConst->m_selections = new int[1];
- nonConst->m_selections[0] = sel;
- *list_selections = m_selections;
+ aSelections.Add(ListBox_GetCurSel(hwnd));
+
return 1;
}
}
// Get single selection, for single choice list items
-int wxListBox::GetSelection(void) const
+int wxListBox::GetSelection() const
{
- wxListBox *nonConst = (wxListBox *)this; // const is a white lie!
- if (nonConst->m_selections)
- { delete[] nonConst->m_selections; nonConst->m_selections = NULL; };
- if ((m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED))
- return -1;
- else
- {
- int sel = (int)SendMessage(hwnd, LB_GETCURSEL, 0, 0);
- if (sel == LB_ERR)
- return -1;
- else
- {
- return sel;
- }
- }
+ wxCHECK_MSG( !(m_windowStyle & wxLB_MULTIPLE) &&
+ !(m_windowStyle & wxLB_EXTENDED),
+ -1,
+ "GetSelection() can't be used with multiple-selection "
+ "listboxes, use GetSelections() instead." );
+
+ return ListBox_GetCurSel(hwnd);
}
// Find string for position
long wxListBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
{
-/*
+#if 0
switch (nMsg)
{
case WM_INITDIALOG:
case WM_MBUTTONDBLCLK:
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
-// case WM_LBUTTONDBLCLK:
+ case WM_LBUTTONDBLCLK:
case WM_MOUSEMOVE:
case WM_DESTROY:
case WM_COMMAND:
case WM_NCHITTEST:
return MSWDefWindowProc(nMsg, wParam, lParam );
}
-*/
+#endif
return wxControl::MSWWindowProc(nMsg, wParam, lParam);
}
bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
{
// only owner-drawn control should receive this message
- wxCHECK_RET( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE );
+ wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE );
MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
{
// only owner-drawn control should receive this message
- wxCHECK_RET( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE );
+ wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE );
DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item;
wxListBoxItem *pItem = (wxListBoxItem *)SendMessage(hwnd, LB_GETITEMDATA,
pStruct->itemID, 0);
- wxCHECK_RET( (int)pItem != LB_ERR, FALSE );
+ wxCHECK( (int)pItem != LB_ERR, FALSE );
wxDC dc;
dc.SetHDC((WXHDC)pStruct->hDC, FALSE);
projects / wxWidgets.git / blobdiff