#include "wx/univ/inphand.h"
#include "wx/univ/theme.h"
+// ----------------------------------------------------------------------------
+// wxStdListboxInputHandler: handles mouse and kbd in a single or multi
+// selection listbox
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxStdListboxInputHandler : public wxStdInputHandler
+{
+public:
+ // if pressing the mouse button in a multiselection listbox should toggle
+ // the item under mouse immediately, then specify true as the second
+ // parameter (this is the standard behaviour, under GTK the item is toggled
+ // only when the mouse is released in the multi selection listbox)
+ wxStdListboxInputHandler(wxInputHandler *inphand,
+ bool toggleOnPressAlways = true);
+
+ // base class methods
+ virtual bool HandleKey(wxInputConsumer *consumer,
+ const wxKeyEvent& event,
+ bool pressed);
+ virtual bool HandleMouse(wxInputConsumer *consumer,
+ const wxMouseEvent& event);
+ virtual bool HandleMouseMove(wxInputConsumer *consumer,
+ const wxMouseEvent& event);
+
+protected:
+ // return the item under mouse, 0 if the mouse is above the listbox or
+ // GetCount() if it is below it
+ int HitTest(const wxListBox *listbox, const wxMouseEvent& event);
+
+ // parts of HitTest(): first finds the pseudo (because not in range) index
+ // of the item and the second one adjusts it if necessary - that is if the
+ // third one returns false
+ int HitTestUnsafe(const wxListBox *listbox, const wxMouseEvent& event);
+ int FixItemIndex(const wxListBox *listbox, int item);
+ bool IsValidIndex(const wxListBox *listbox, int item);
+
+ // init m_btnCapture and m_actionMouse
+ wxControlAction SetupCapture(wxListBox *lbox,
+ const wxMouseEvent& event,
+ int item);
+
+ wxRenderer *m_renderer;
+
+ // the button which initiated the mouse capture (currently 0 or 1)
+ int m_btnCapture;
+
+ // the action to perform when the mouse moves while we capture it
+ wxControlAction m_actionMouse;
+
+ // the ctor parameter toggleOnPressAlways (see comments near it)
+ bool m_toggleOnPressAlways;
+
+ // do we track the mouse outside the window when it is captured?
+ bool m_trackMouseOutside;
+};
+
// ============================================================================
// implementation of wxListBox
// ============================================================================
validator, name) )
return false;
- m_strings = new wxArrayString;
+ m_strings = IsSorted() ? new wxArrayString : new wxSortedArrayString;
Set(n, choices);
- SetBestSize(size);
+ SetInitialSize(size);
CreateInputHandler(wxINP_HANDLER_LISTBOX);
// adding/inserting strings
// ----------------------------------------------------------------------------
-int wxCMPFUNC_CONV wxListBoxSortNoCase(wxString* s1, wxString* s2)
+int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
+ unsigned int pos,
+ void **clientData,
+ wxClientDataType type)
{
- return s1->CmpNoCase(*s2);
-}
+ int idx = wxNOT_FOUND;
-int wxListBox::DoAppendOnly(const wxString& item)
-{
- unsigned int index;
-
- if ( IsSorted() )
- {
- m_strings->Add(item);
- m_strings->Sort(wxListBoxSortNoCase);
- index = m_strings->Index(item);
- }
- else
+ const unsigned int numItems = items.GetCount();
+ for ( unsigned int i = 0; i < numItems; ++i )
{
- index = m_strings->GetCount();
- m_strings->Add(item);
- }
-
- return index;
-}
-
-int wxListBox::DoAppend(const wxString& item)
-{
- size_t index = DoAppendOnly( item );
+ const wxString& item = items[i];
+ idx = IsSorted() ? m_strings->Add(item)
+ : (m_strings->Insert(item, pos), pos++);
- m_itemsClientData.Insert(NULL, index);
+ m_itemsClientData.Insert(NULL, idx);
+ AssignNewItemClientData(idx, clientData, i, type);
- m_updateScrollbarY = true;
-
- if ( HasHorzScrollbar() )
- {
- // has the max width increased?
- wxCoord width;
- GetTextExtent(item, &width, NULL);
- if ( width > m_maxWidth )
- {
- m_maxWidth = width;
- m_maxWidthItem = index;
- m_updateScrollbarX = true;
- }
- }
-
- RefreshFromItemToEnd(index);
-
- return index;
-}
-
-void wxListBox::DoInsertItems(const wxArrayString& items, unsigned int pos)
-{
- // the position of the item being added to a sorted listbox can't be
- // specified
- wxCHECK_RET( !IsSorted(), _T("can't insert items into sorted listbox") );
-
- unsigned int count = items.GetCount();
- for ( unsigned int n = 0; n < count; n++ )
- {
- m_strings->Insert(items[n], pos + n);
- m_itemsClientData.Insert(NULL, pos + n);
+ // call the wxCheckListBox hook
+ OnItemInserted(idx);
}
// the number of items has changed so we might have to show the scrollbar
// note that we have to refresh all the items after the ones we inserted,
// not just these items
RefreshFromItemToEnd(pos);
-}
-
-void wxListBox::DoSetItems(const wxArrayString& items, void **clientData)
-{
- DoClear();
-
- unsigned int count = items.GetCount();
- if ( !count )
- return;
- m_strings->Alloc(count);
-
- m_itemsClientData.Alloc(count);
- for ( unsigned int n = 0; n < count; n++ )
- {
- unsigned int index = DoAppendOnly(items[n]);
-
- m_itemsClientData.Insert(clientData ? clientData[n] : NULL, index);
- }
-
- m_updateScrollbarY = true;
-
- RefreshAll();
+ return idx;
}
void wxListBox::SetString(unsigned int n, const wxString& s)
m_updateScrollbarX = true;
}
// or also decreased if the old string was the longest one
- else if ( n == m_maxWidthItem )
+ else if ( n == (unsigned int)m_maxWidthItem )
{
RefreshHorzScrollbar();
}
{
m_strings->Clear();
- if ( HasClientObjectData() )
- {
- unsigned int count = m_itemsClientData.GetCount();
- for ( unsigned int n = 0; n < count; n++ )
- {
- delete (wxClientData *) m_itemsClientData[n];
- }
- }
-
m_itemsClientData.Clear();
m_selections.Clear();
m_current = -1;
-}
-
-void wxListBox::Clear()
-{
- DoClear();
m_updateScrollbarY = true;
RefreshAll();
}
-void wxListBox::Delete(unsigned int n)
+void wxListBox::DoDeleteOneItem(unsigned int n)
{
wxCHECK_RET( IsValid(n),
_T("invalid index in wxListBox::Delete") );
m_strings->RemoveAt(n);
- if ( HasClientObjectData() )
- {
- delete (wxClientData *)m_itemsClientData[n];
- }
-
m_itemsClientData.RemoveAt(n);
// when the item disappears we must not keep using its index
{
m_current = -1;
}
- else if ( n < m_current )
+ else if ( (int)n < m_current )
{
m_current--;
}
unsigned int count = m_selections.GetCount();
for ( unsigned int item = 0; item < count; item++ )
{
- if ( m_selections[item] == n )
+ if ( m_selections[item] == (int)n )
{
// remember to delete it later
index = item;
}
- else if ( m_selections[item] > n )
+ else if ( m_selections[item] > (int)n )
{
// to account for the index shift
m_selections[item]--;
m_updateScrollbarY = true;
// finally, if the longest item was deleted the scrollbar may disappear
- if ( n == m_maxWidthItem )
+ if ( (int)n == m_maxWidthItem )
{
RefreshHorzScrollbar();
}
return m_itemsClientData[n];
}
-void wxListBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
-{
- m_itemsClientData[n] = clientData;
-}
-
-wxClientData* wxListBox::DoGetItemClientObject(unsigned int n) const
-{
- return (wxClientData *)m_itemsClientData[n];
-}
-
// ----------------------------------------------------------------------------
// selection
// ----------------------------------------------------------------------------
{
if ( select )
{
- if ( m_selections.Index(n) == wxNOT_FOUND )
+ if ( n == wxNOT_FOUND )
+ {
+ if ( !HasMultipleSelection() )
+ {
+ // selecting wxNOT_FOUND is documented to deselect all items
+ DeselectAll();
+ return;
+ }
+ }
+ else if ( m_selections.Index(n) == wxNOT_FOUND )
{
if ( !HasMultipleSelection() )
{
return true;
}
+/* static */
+wxInputHandler *wxListBox::GetStdInputHandler(wxInputHandler *handlerDef)
+{
+ static wxStdListboxInputHandler s_handler(handlerDef);
+
+ return &s_handler;
+}
+
// ============================================================================
// implementation of wxStdListboxInputHandler
// ============================================================================
break;
case WXK_PAGEUP:
-
- case WXK_PRIOR:
action = wxACTION_LISTBOX_PAGEUP;
break;
case WXK_PAGEDOWN:
-
- case WXK_NEXT:
action = wxACTION_LISTBOX_PAGEDOWN;
break;
projects / wxWidgets.git / blobdiff