X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4bb6408c2631988fab9925014c6619358bf867de..642d2dc86b2a797ef37f8fc94c1b7b955dda9ba3:/src/motif/listbox.cpp diff --git a/src/motif/listbox.cpp b/src/motif/listbox.cpp index 9352c32bc2..3502c25afc 100644 --- a/src/motif/listbox.cpp +++ b/src/motif/listbox.cpp @@ -10,27 +10,48 @@ /////////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation "listbox.h" + #pragma implementation "listbox.h" #endif -#include "wx/listbox.h" +#ifdef __VMS +#define XtParent XTPARENT +#define XtDisplay XTDISPLAY +#endif + +# include "wx/listbox.h" #include "wx/settings.h" #include "wx/dynarray.h" #include "wx/log.h" +#include "wx/utils.h" -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl) +#ifdef __VMS__ +#pragma message disable nosimpint +#endif +#include +#ifdef __VMS__ +#pragma message enable nosimpint #endif +#include "wx/motif/private.h" + + IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl) + +static void wxListBoxCallback(Widget w, + XtPointer clientData, + XmListCallbackStruct * cbs); + +static void wxListBoxDefaultActionProc(Widget list_w, + XtPointer client_data, + XmListCallbackStruct * cbs); // ============================================================================ // list box control implementation // ============================================================================ // Listbox item -wxListBox::wxListBox() +wxListBox::wxListBox() : m_clientDataList(wxKEY_INTEGER) { - m_noItems = 0; - m_selected = 0; + m_noItems = 0; + m_selected = 0; } bool wxListBox::Create(wxWindow *parent, wxWindowID id, @@ -41,22 +62,73 @@ bool wxListBox::Create(wxWindow *parent, wxWindowID id, const wxValidator& validator, const wxString& name) { - m_noItems = n; - m_selected = 0; + m_windowStyle = style; + m_noItems = n; + m_selected = 0; + // m_backgroundColour = parent->GetBackgroundColour(); + m_backgroundColour = * wxWHITE; + m_foregroundColour = parent->GetForegroundColour(); + + SetName(name); + SetValidator(validator); + + if (parent) parent->AddChild(this); + + m_windowId = ( id == -1 ) ? (int)NewControlId() : id; + + Widget parentWidget = (Widget) parent->GetClientWidget(); + + Arg args[3]; + int count; + XtSetArg (args[0], XmNlistSizePolicy, XmCONSTANT); + if (m_windowStyle & wxLB_MULTIPLE) + XtSetArg (args[1], XmNselectionPolicy, XmMULTIPLE_SELECT); + else if (m_windowStyle & wxLB_EXTENDED) + XtSetArg (args[1], XmNselectionPolicy, XmEXTENDED_SELECT); + else + XtSetArg (args[1], XmNselectionPolicy, XmBROWSE_SELECT); + if (m_windowStyle & wxLB_ALWAYS_SB) + { + XtSetArg (args[2], XmNscrollBarDisplayPolicy, XmSTATIC); + count = 3; + } + else + count = 2; + + Widget listWidget = XmCreateScrolledList (parentWidget, (char*) (const char*) name, args, count); + + m_mainWidget = (WXWidget) listWidget; - SetName(name); - SetValidator(validator); + Set(n, choices); - if (parent) parent->AddChild(this); + XtManageChild (listWidget); - wxSystemSettings settings; - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); + long width = size.x; + long height = size.y; + if (width == -1) + width = 150; + if (height == -1) + height = 80; - m_windowId = ( id == -1 ) ? (int)NewControlId() : id; + XtAddCallback (listWidget, XmNbrowseSelectionCallback, (XtCallbackProc) wxListBoxCallback, + (XtPointer) this); + XtAddCallback (listWidget, XmNextendedSelectionCallback, (XtCallbackProc) wxListBoxCallback, + (XtPointer) this); + XtAddCallback (listWidget, XmNmultipleSelectionCallback, (XtCallbackProc) wxListBoxCallback, + (XtPointer) this); - // TODO create listbox + XtAddCallback (listWidget, XmNdefaultActionCallback, (XtCallbackProc) wxListBoxDefaultActionProc, + (XtPointer) this); - return FALSE; + m_font = parent->GetFont(); + ChangeFont(FALSE); + + SetCanAddEventHandler(TRUE); + AttachWidget (parent, m_mainWidget, (WXWidget) NULL, pos.x, pos.y, width, height); + + ChangeBackgroundColour(); + + return TRUE; } wxListBox::~wxListBox() @@ -65,78 +137,321 @@ wxListBox::~wxListBox() void wxListBox::SetFirstItem(int N) { - // TODO + int count, length; + + if (N < 0) + return; + XtVaGetValues ((Widget) m_mainWidget, + XmNvisibleItemCount, &count, + XmNitemCount, &length, + NULL); + if ((N + count) >= length) + N = length - count; + XmListSetPos ((Widget) m_mainWidget, N + 1); } void wxListBox::SetFirstItem(const wxString& s) { - // TODO + int N = FindString (s); + + if (N >= 0) + SetFirstItem (N); } void wxListBox::Delete(int N) { - m_noItems --; - // TODO + int width1, height1; + int width2, height2; + Widget listBox = (Widget) m_mainWidget; + GetSize (&width1, &height1); + + bool managed = XtIsManaged(listBox); + + if (managed) + XtUnmanageChild (listBox); + + XmListDeletePos (listBox, N + 1); + + if (managed) + XtManageChild (listBox); + + GetSize (&width2, &height2); + // Correct for randomly resized listbox - bad boy, Motif! + if (width1 != width2 || height1 != height2) + SetSize (-1, -1, width1, height1); + + // (JDH) need to add code here to take care of clientDataList + wxNode *node = m_clientDataList.Find((long)N); // get item from list + if (node) m_clientDataList.DeleteNode(node); // if existed then delete from list + node = m_clientDataList.First(); // we now have to adjust all keys that + while (node) // are >=N+1 + { + if (node->GetKeyInteger() >= (long)(N+1)) + node->SetKeyInteger(node->GetKeyInteger() - 1); + node = node->Next(); + } + + m_noItems --; } void wxListBox::Append(const wxString& item) { - m_noItems ++; - - // TODO + int width1, height1; + int width2, height2; + + Widget listBox = (Widget) m_mainWidget; + GetSize (&width1, &height1); + + bool managed = XtIsManaged(listBox); + + if (managed) + XtUnmanageChild (listBox); + int n; + XtVaGetValues (listBox, XmNitemCount, &n, NULL); + XmString text = XmStringCreateSimple ((char*) (const char*) item); + // XmListAddItem(listBox, text, n + 1); + XmListAddItemUnselected (listBox, text, 0); + XmStringFree (text); + + // It seems that if the list is cleared, we must re-ask for + // selection policy!! + Arg args[3]; + XtSetArg (args[0], XmNlistSizePolicy, XmCONSTANT); + if (m_windowStyle & wxLB_MULTIPLE) + XtSetArg (args[1], XmNselectionPolicy, XmMULTIPLE_SELECT); + else if (m_windowStyle & wxLB_EXTENDED) + XtSetArg (args[1], XmNselectionPolicy, XmEXTENDED_SELECT); + else + XtSetArg (args[1], XmNselectionPolicy, XmBROWSE_SELECT); + XtSetValues (listBox, args, 2); + + if (managed) + XtManageChild (listBox); + + GetSize (&width2, &height2); + // Correct for randomly resized listbox - bad boy, Motif! + if (width1 != width2 || height1 != height2) + SetSize (-1, -1, width1, height1); + m_noItems ++; } -void wxListBox::Append(const wxString& item, char *Client_data) +void wxListBox::Append(const wxString& item, void *clientData) { - m_noItems ++; + int width1, height1; + int width2, height2; + + Widget listBox = (Widget) m_mainWidget; + + GetSize (&width1, &height1); + Bool managed = XtIsManaged(listBox); + + if (managed) + XtUnmanageChild (listBox); + + int n; + XtVaGetValues (listBox, XmNitemCount, &n, NULL); + XmString text = XmStringCreateSimple ((char*) (const char*) item); + // XmListAddItem(listBox, text, n + 1); + XmListAddItemUnselected (listBox, text, 0); + XmStringFree (text); - // TODO + // It seems that if the list is cleared, we must re-ask for + // selection policy!! + Arg args[3]; + XtSetArg (args[0], XmNlistSizePolicy, XmCONSTANT); + if (m_windowStyle & wxLB_MULTIPLE) + XtSetArg (args[1], XmNselectionPolicy, XmMULTIPLE_SELECT); + else if (m_windowStyle & wxLB_EXTENDED) + XtSetArg (args[1], XmNselectionPolicy, XmEXTENDED_SELECT); + else + XtSetArg (args[1], XmNselectionPolicy, XmBROWSE_SELECT); + XtSetValues (listBox, args, 2); + + m_clientDataList.Append ((long) n, (wxObject *) clientData); + + if (managed) + XtManageChild (listBox); + + GetSize (&width2, &height2); + + // Correct for randomly resized listbox - bad boy, Motif! + if (width1 != width2 || height1 != height2) + SetSize (-1, -1, width1, height1); + + m_noItems ++; } -void wxListBox::Set(int n, const wxString *choices, char** clientData) +void wxListBox::Set(int n, const wxString *choices, void** clientData) { - m_noItems = n; - - // TODO + m_clientDataList.Clear(); + int width1, height1; + int width2, height2; + + Widget listBox = (Widget) m_mainWidget; + GetSize (&width1, &height1); + + bool managed = XtIsManaged(listBox); + + if (managed) + XtUnmanageChild (listBox); + /*** + for (int i=0; iData (); + else + return NULL; } -void wxListBox::SetClientData(int N, char *Client_data) +void wxListBox::SetClientData(int N, void *Client_data) { - // TODO + wxNode *node = m_clientDataList.Find ((long) N); + if (node) + node->SetData ((wxObject *)Client_data); + else + node = m_clientDataList.Append((long) N, (wxObject*) Client_data); } // Return number of selections and an array of selected integers @@ -144,92 +459,407 @@ int wxListBox::GetSelections(wxArrayInt& aSelections) const { aSelections.Empty(); -/* TODO - if ((m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED)) - { - int no_sel = ?? - for ( int n = 0; n < no_sel; n++ ) - aSelections.Add(??); - - return no_sel; - } - else // single-selection listbox + Widget listBox = (Widget) m_mainWidget; + int *posList = NULL; + int posCnt = 0; + bool flag = XmListGetSelectedPos (listBox, &posList, &posCnt); + if (flag) { - aSelections.Add(??); - - return 1; + if (posCnt > 0) + { + aSelections.Alloc(posCnt); + + int i; + for (i = 0; i < posCnt; i++) + aSelections.Add(posList[i] - 1); + + XtFree ((char *) posList); + return posCnt; + } + else + return 0; } -*/ - return 0; + else + return 0; } // Get single selection, for single choice list items int wxListBox::GetSelection() const { - // TODO - return -1; + Widget listBox = (Widget) m_mainWidget; + int *posList = NULL; + int posCnt = 0; + bool flag = XmListGetSelectedPos (listBox, &posList, &posCnt); + if (flag) + { + int id = -1; + if (posCnt > 0) + id = posList[0] - 1; + XtFree ((char *) posList); + return id; + } + else + return -1; } // Find string for position wxString wxListBox::GetString(int N) const { - // TODO - return wxString(""); + Widget listBox = (Widget) m_mainWidget; + XmString *strlist; + int n; + XtVaGetValues (listBox, XmNitemCount, &n, XmNitems, &strlist, NULL); + if (N <= n && N >= 0) + { + char *txt; + if (XmStringGetLtoR (strlist[N], XmSTRING_DEFAULT_CHARSET, &txt)) + { + wxString str(txt); + XtFree (txt); + return str; + } + else + return wxEmptyString; + } + else + return wxEmptyString; } -void wxListBox::SetSize(int x, int y, int width, int height, int sizeFlags) +void wxListBox::DoSetSize(int x, int y, int width, int height, int sizeFlags) { - // TODO + wxWindow::DoSetSize(x, y, width, height, sizeFlags); + + // Check resulting size is correct + int tempW, tempH; + GetSize (&tempW, &tempH); + + /* + if (tempW != width || tempH != height) + { + cout << "wxListBox::SetSize sizes not set correctly."); + } + */ } void wxListBox::InsertItems(int nItems, const wxString items[], int pos) { - m_noItems += nItems; + int width1, height1; + int width2, height2; + + Widget listBox = (Widget) m_mainWidget; + + GetSize(&width1, &height1); + + bool managed = XtIsManaged(listBox); - // TODO + if (managed) + XtUnmanageChild(listBox); + + XmString *text = new XmString[nItems]; + int i; + // Steve Hammes: Motif 1.1 compatibility + // #if XmVersion > 1100 + // Corrected by Sergey Krasnov from Steve Hammes' code +#if XmVersion > 1001 + for (i = 0; i < nItems; i++) + text[i] = XmStringCreateSimple((char*) (const char*) items[i]); + XmListAddItemsUnselected(listBox, text, nItems, pos+1); +#else + for (i = 0; i < nItems; i++) + { + text[i] = XmStringCreateSimple((char*) (const char*) items[i]); + // XmListAddItemUnselected(listBox, text[i], i); + XmListAddItemUnselected(listBox, text[i], pos+i+1); // Another Sergey correction + } +#endif + for (i = 0; i < nItems; i++) + XmStringFree(text[i]); + + delete[] text; + + // It seems that if the list is cleared, we must re-ask for + // selection policy!! + Arg args[3]; + XtSetArg(args[0], XmNlistSizePolicy, XmCONSTANT); + if (m_windowStyle & wxLB_MULTIPLE) + XtSetArg(args[1], XmNselectionPolicy, XmMULTIPLE_SELECT); + else if (m_windowStyle & wxLB_EXTENDED) + XtSetArg(args[1], XmNselectionPolicy, XmEXTENDED_SELECT); + else XtSetArg(args[1], XmNselectionPolicy, XmBROWSE_SELECT); + XtSetValues(listBox,args,2) ; + + if (managed) + XtManageChild(listBox); + + GetSize(&width2, &height2); + // Correct for randomly resized listbox - bad boy, Motif! + if (width1 != width2 /*|| height1 != height2*/) + SetSize(-1, -1, width1, height1); + + m_noItems += nItems; } void wxListBox::SetString(int N, const wxString& s) { - // TODO + int width1, height1; + int width2, height2; + + Widget listBox = (Widget) m_mainWidget; + GetSize (&width1, &height1); + + XmString text = XmStringCreateSimple ((char*) (const char*) s); + + // delete the item and add it again. + // FIXME isn't there a way to change it in place? + XmListDeletePos (listBox, N+1); + XmListAddItem (listBox, text, N+1); + + XmStringFree(text); + + GetSize (&width2, &height2); + // Correct for randomly resized listbox - bad boy, Motif! + if (width1 != width2 || height1 != height2) + SetSize (-1, -1, width1, height1); } int wxListBox::Number () const { - return m_noItems; + return m_noItems; } // For single selection items only wxString wxListBox::GetStringSelection () const { - int sel = GetSelection (); - if (sel > -1) - return this->GetString (sel); - else - return wxString(""); + wxString res; + int sel = GetSelection(); + if (sel > -1) + res = GetString(sel); + + return res; } bool wxListBox::SetStringSelection (const wxString& s, bool flag) { - int sel = FindString (s); - if (sel > -1) + int sel = FindString (s); + if (sel > -1) { - SetSelection (sel, flag); - return TRUE; + SetSelection (sel, flag); + return TRUE; } - else - return FALSE; + else + return FALSE; } void wxListBox::Command (wxCommandEvent & event) { - if (event.m_extraLong) - SetSelection (event.m_commandInt); - else + if (event.m_extraLong) + SetSelection (event.m_commandInt); + else + { + Deselect (event.m_commandInt); + return; + } + ProcessCommand (event); +} + +void wxListBoxCallback (Widget WXUNUSED(w), XtPointer clientData, + XmListCallbackStruct * cbs) +{ + /* + if (cbs->reason == XmCR_EXTENDED_SELECT) + cout << "*** Extend select\n"; + else if (cbs->reason == XmCR_SINGLE_SELECT) + cout << "*** Single select\n"; + else if (cbs->reason == XmCR_MULTIPLE_SELECT) + cout << "*** Multiple select\n"; + else if (cbs->reason == XmCR_BROWSE_SELECT) + cout << "*** Browse select\n"; + + if (cbs->selection_type == XmMODIFICATION) + cout << "*** Modification\n"; + else if (cbs->selection_type == XmINITIAL) + cout << "*** Initial\n"; + else if (cbs->selection_type == XmADDITION) + cout << "*** Addition\n"; + */ + + wxListBox *item = (wxListBox *) clientData; + + if (item->InSetValue()) + return; + + wxCommandEvent event (wxEVT_COMMAND_LISTBOX_SELECTED, item->GetId()); + switch (cbs->reason) + { + case XmCR_MULTIPLE_SELECT: + case XmCR_BROWSE_SELECT: + { + event.m_clientData = item->GetClientData (cbs->item_position - 1); + event.m_commandInt = cbs->item_position - 1; + event.m_extraLong = TRUE; + event.SetEventObject(item); + item->ProcessCommand (event); + break; + } + case XmCR_EXTENDED_SELECT: + { + switch (cbs->selection_type) + { + case XmINITIAL: + case XmADDITION: + case XmMODIFICATION: + { + event.m_clientData = item->GetClientData (cbs->item_position - 1); + event.m_commandInt = cbs->item_position - 1; + event.m_extraLong = TRUE; + event.SetEventObject(item); + item->ProcessCommand (event); + break; + } + } + break; + } + } +} + +/* Respond by getting the +* designated "default button" in the action area and activate it +* as if the user had selected it. +*/ +void wxListBoxDefaultActionProc (Widget WXUNUSED(list_w), XtPointer client_data, XmListCallbackStruct * WXUNUSED(cbs)) +{ + wxListBox *lbox = (wxListBox *) client_data; + + wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, lbox->GetId()); + event.SetEventObject( lbox ); + lbox->GetEventHandler()->ProcessEvent(event) ; +} + +WXWidget wxListBox::GetTopWidget() const +{ + return (WXWidget) XtParent( (Widget) m_mainWidget ); +} + +void wxListBox::ChangeFont(bool keepOriginalSize) +{ + wxWindow::ChangeFont(keepOriginalSize); +} + +void wxListBox::ChangeBackgroundColour() +{ + wxWindow::ChangeBackgroundColour(); + + Widget parent = XtParent ((Widget) m_mainWidget); + Widget hsb, vsb; + + XtVaGetValues (parent, + XmNhorizontalScrollBar, &hsb, + XmNverticalScrollBar, &vsb, + NULL); + + /* TODO: should scrollbars be affected? Should probably have separate + * function to change them (by default, taken from wxSystemSettings) + */ + wxColour backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE); + DoChangeBackgroundColour((WXWidget) hsb, backgroundColour, TRUE); + DoChangeBackgroundColour((WXWidget) vsb, backgroundColour, TRUE); + + XtVaSetValues (hsb, + XmNtroughColor, backgroundColour.AllocColour(XtDisplay(hsb)), + NULL); + XtVaSetValues (vsb, + XmNtroughColor, backgroundColour.AllocColour(XtDisplay(vsb)), + NULL); + + DoChangeBackgroundColour((WXWidget) parent, m_backgroundColour, TRUE); +} + +void wxListBox::ChangeForegroundColour() +{ + wxWindow::ChangeForegroundColour(); + + Widget parent = XtParent ((Widget) m_mainWidget); + Widget hsb, vsb; + + XtVaGetValues(parent, + XmNhorizontalScrollBar, &hsb, + XmNverticalScrollBar, &vsb, + NULL); + + /* TODO: should scrollbars be affected? Should probably have separate + function to change them (by default, taken from wxSystemSettings) + + DoChangeForegroundColour((WXWidget) hsb, m_foregroundColour); + DoChangeForegroundColour((WXWidget) vsb, m_foregroundColour); + DoChangeForegroundColour((WXWidget) parent, m_foregroundColour); + */ +} + +// These implement functions needed by wxControlWithItems. +// Unfortunately, they're not all implemented yet. + +int wxListBox::GetCount() const +{ + return Number(); +} + +int wxListBox::DoAppend(const wxString& item) +{ + Append(item, (void*) NULL); + return GetCount() - 1; +} + +// Just appends, doesn't yet insert +void wxListBox::DoInsertItems(const wxArrayString& items, int WXUNUSED(pos)) +{ + size_t nItems = items.GetCount(); + + for ( size_t n = 0; n < nItems; n++ ) + { + Append( items[n], (void*) NULL); + } +} + +void wxListBox::DoSetItems(const wxArrayString& items, void **clientData) +{ + size_t nItems = items.GetCount(); + wxString* strings = new wxString[nItems]; + + for ( size_t n = 0; n < nItems; n++ ) { - Deselect (event.m_commandInt); - return; + strings[n] = items[n]; } - ProcessCommand (event); + Set(nItems, strings, clientData); + + delete[] strings; +} + +void wxListBox::DoSetFirstItem(int WXUNUSED(n)) +{ + wxFAIL_MSG( wxT("wxListBox::DoSetFirstItem not implemented") ); +} + +void wxListBox::DoSetItemClientData(int n, void* clientData) +{ + SetClientData(n, clientData); +} + +void* wxListBox::DoGetItemClientData(int n) const +{ + return GetClientData(n); } +void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData) +{ + DoSetItemClientData(n, (void*) clientData); +} + +wxClientData* wxListBox::DoGetItemClientObject(int n) const +{ + return (wxClientData*) DoGetItemClientData(n); +} + +void wxListBox::Select(int n) +{ + SetSelection(n, TRUE); +}