X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/33ebfc3b9b542e2cefcab456e47a101311b74697..6f71e062428e8a74763eee7fb85d04ea24a70988:/src/generic/listbkg.cpp?ds=sidebyside diff --git a/src/generic/listbkg.cpp b/src/generic/listbkg.cpp index 404d28c6d9..ccdc712780 100644 --- a/src/generic/listbkg.cpp +++ b/src/generic/listbkg.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: generic/listbkg.cpp +// Name: src/generic/listbkg.cpp // Purpose: generic implementation of wxListbook // Author: Vadim Zeitlin // Modified by: @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "listbook.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -30,34 +26,35 @@ #if wxUSE_LISTBOOK +#include "wx/listbook.h" + +#ifndef WX_PRECOMP + #include "wx/settings.h" +#endif + #include "wx/listctrl.h" #include "wx/statline.h" -#include "wx/listbook.h" #include "wx/imaglist.h" -#include "wx/settings.h" // ---------------------------------------------------------------------------- -// constants +// various wxWidgets macros // ---------------------------------------------------------------------------- -// margin between the list and the page, should be bigger than wxStaticLine -// size -const wxCoord MARGIN = 5; +// check that the page index is valid +#define IS_VALID_PAGE(nPage) ((nPage) < GetPageCount()) // ---------------------------------------------------------------------------- -// various wxWidgets macros +// event table // ---------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxListbook, wxControl) -IMPLEMENT_DYNAMIC_CLASS(wxListbookEvent, wxNotifyEvent) +IMPLEMENT_DYNAMIC_CLASS(wxListbook, wxBookCtrlBase) -const wxEventType wxEVT_COMMAND_LISTBOOK_PAGE_CHANGING = wxNewEventType(); -const wxEventType wxEVT_COMMAND_LISTBOOK_PAGE_CHANGED = wxNewEventType(); -const int wxID_LISTBOOKLISTVIEW = wxNewId(); +wxDEFINE_EVENT( wxEVT_LISTBOOK_PAGE_CHANGING, wxBookCtrlEvent ); +wxDEFINE_EVENT( wxEVT_LISTBOOK_PAGE_CHANGED, wxBookCtrlEvent ); -BEGIN_EVENT_TABLE(wxListbook, wxBookCtrl) +BEGIN_EVENT_TABLE(wxListbook, wxBookCtrlBase) EVT_SIZE(wxListbook::OnSize) - EVT_LIST_ITEM_SELECTED(wxID_LISTBOOKLISTVIEW, wxListbook::OnListSelected) + EVT_LIST_ITEM_SELECTED(wxID_ANY, wxListbook::OnListSelected) END_EVENT_TABLE() // ============================================================================ @@ -68,15 +65,6 @@ END_EVENT_TABLE() // wxListbook creation // ---------------------------------------------------------------------------- -void wxListbook::Init() -{ - m_list = NULL; -#if wxUSE_LINE_IN_LISTBOOK - m_line = NULL; -#endif // wxUSE_LINE_IN_LISTBOOK - m_selection = wxNOT_FOUND; -} - bool wxListbook::Create(wxWindow *parent, wxWindowID id, @@ -85,12 +73,12 @@ wxListbook::Create(wxWindow *parent, long style, const wxString& name) { - if ( (style & wxLB_ALIGN_MASK) == wxLB_DEFAULT ) + if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT ) { #ifdef __WXMAC__ - style |= wxLB_TOP; + style |= wxBK_TOP; #else // !__WXMAC__ - style |= wxLB_LEFT; + style |= wxBK_LEFT; #endif // __WXMAC__/!__WXMAC__ } @@ -103,31 +91,22 @@ wxListbook::Create(wxWindow *parent, wxDefaultValidator, name) ) return false; - m_list = new wxListView - ( - this, - wxID_LISTBOOKLISTVIEW, - wxDefaultPosition, - wxDefaultSize, - wxLC_ICON | wxLC_SINGLE_SEL | - (IsVertical() ? wxLC_ALIGN_LEFT : wxLC_ALIGN_TOP) - ); - -#if wxUSE_LINE_IN_LISTBOOK - m_line = new wxStaticLine + m_bookctrl = new wxListView ( this, wxID_ANY, wxDefaultPosition, wxDefaultSize, - IsVertical() ? wxLI_HORIZONTAL : wxLI_VERTICAL + GetListCtrlFlags() ); -#endif // wxUSE_LINE_IN_LISTBOOK + + if ( GetListView()->InReportView() ) + GetListView()->InsertColumn(0, wxS("Pages")); #ifdef __WXMSW__ - // On XP with themes enabled the GetViewRect used in GetListSize to + // On XP with themes enabled the GetViewRect used in GetControllerSize() to // determine the space needed for the list view will incorrectly return - // (0,0,0,0) the first time. So send a pending event so OnSize wiull be + // (0,0,0,0) the first time. So send a pending event so OnSize will be // called again after the window is ready to go. Technically we don't // need to do this on non-XP windows, but if things are already sized // correctly then nothing changes and so there is no harm. @@ -138,157 +117,109 @@ wxListbook::Create(wxWindow *parent, } // ---------------------------------------------------------------------------- -// wxListbook geometry management +// wxListCtrl flags // ---------------------------------------------------------------------------- -wxSize wxListbook::GetListSize() const +long wxListbook::GetListCtrlFlags() const { - const wxSize sizeClient = GetClientSize(), - sizeList = m_list->GetViewRect().GetSize(); - - wxSize size; - if ( IsVertical() ) + // We'd like to always use wxLC_ICON mode but it doesn't work with the + // native wxListCtrl under MSW unless we do have icons for all the items, + // so we can't use it if we have no image list. In this case we'd like to + // use wxLC_LIST mode because it works correctly for both horizontally and + // vertically laid out controls, but MSW native wxListCtrl insists on + // creating multiple columns if there are too many items and there doesn't + // seem anything to do about it, so we have to use wxLC_REPORT mode in this + // case there. + + long flags = IsVertical() ? wxLC_ALIGN_LEFT : wxLC_ALIGN_TOP; + if ( GetImageList() ) { - size.x = sizeClient.x; - size.y = sizeList.y; + flags |= wxLC_ICON; } - else // left/right aligned + else // No images. { - size.x = sizeList.x; - size.y = sizeClient.y; +#ifdef __WXMSW__ + if ( !IsVertical() ) + { + // Notice that we intentionally overwrite the alignment flags here + // by not using "|=", alignment isn't used for report view. + flags = wxLC_REPORT | wxLC_NO_HEADER; + } + else +#endif // __WXMSW__ + { + flags |= wxLC_LIST; + } } - return size; + // Use single selection in any case. + return flags | wxLC_SINGLE_SEL; } -wxRect wxListbook::GetPageRect() const -{ - const wxSize sizeList = m_list->GetSize(); - - wxRect rectPage(wxPoint(0, 0), GetClientSize()); - switch ( GetWindowStyle() & wxLB_ALIGN_MASK ) - { - default: - wxFAIL_MSG( _T("unexpected wxListbook alignment") ); - // fall through - - case wxLB_TOP: - rectPage.y = sizeList.y + MARGIN; - // fall through - - case wxLB_BOTTOM: - rectPage.height -= sizeList.y + MARGIN; - break; - - case wxLB_LEFT: - rectPage.x = sizeList.x + MARGIN; - // fall through - - case wxLB_RIGHT: - rectPage.width -= sizeList.x + MARGIN; - break; - } - - return rectPage; -} +// ---------------------------------------------------------------------------- +// wxListbook geometry management +// ---------------------------------------------------------------------------- void wxListbook::OnSize(wxSizeEvent& event) { - event.Skip(); + // arrange the icons before calling SetClientSize(), otherwise it wouldn't + // account for the scrollbars the list control might need and, at least + // under MSW, we'd finish with an ugly looking list control with both + // vertical and horizontal scrollbar (with one of them being added because + // the other one is not accounted for in client size computations) + wxListView * const list = GetListView(); + if ( list ) + list->Arrange(); - if ( !m_list ) - { - // we're not fully created yet - return; - } + event.Skip(); +} - // resize the list control and the page area to fit inside our new size - const wxSize sizeClient = GetClientSize(), - sizeList = GetListSize(); +int wxListbook::HitTest(const wxPoint& pt, long *flags) const +{ + int pagePos = wxNOT_FOUND; - wxPoint posList; - switch ( GetWindowStyle() & wxLB_ALIGN_MASK ) - { - default: - wxFAIL_MSG( _T("unexpected wxListbook alignment") ); - // fall through - - case wxLB_TOP: - case wxLB_LEFT: - // posList is already ok - break; - - case wxLB_BOTTOM: - posList.y = sizeClient.y - sizeList.y; - break; - - case wxLB_RIGHT: - posList.x = sizeClient.x - sizeList.x; - break; - } + if ( flags ) + *flags = wxBK_HITTEST_NOWHERE; - m_list->Move(posList.x, posList.y); - m_list->SetClientSize(sizeList.x, sizeList.y); + // convert from listbook control coordinates to list control coordinates + const wxListView * const list = GetListView(); + const wxPoint listPt = list->ScreenToClient(ClientToScreen(pt)); -#if wxUSE_LINE_IN_LISTBOOK - if ( m_line ) + // is the point inside list control? + if ( wxRect(list->GetSize()).Contains(listPt) ) { - wxRect rectLine(wxPoint(0, 0), sizeClient); + int flagsList; + pagePos = list->HitTest(listPt, flagsList); - switch ( GetWindowStyle() & wxLB_ALIGN_MASK ) + if ( flags ) { - case wxLB_TOP: - rectLine.y = sizeList.y + 1; - rectLine.height = MARGIN - 2; - break; - - case wxLB_BOTTOM: - rectLine.height = MARGIN - 2; - rectLine.y = sizeClient.y - sizeList.y - rectLine.height; - break; - - case wxLB_LEFT: - rectLine.x = sizeList.x + 1; - rectLine.width = MARGIN - 2; - break; - - case wxLB_RIGHT: - rectLine.width = MARGIN - 2; - rectLine.x = sizeClient.x - sizeList.x - rectLine.width; - break; - } + if ( pagePos != wxNOT_FOUND ) + *flags = 0; - m_line->SetSize(rectLine); - } -#endif // wxUSE_LINE_IN_LISTBOOK + if ( flagsList & (wxLIST_HITTEST_ONITEMICON | + wxLIST_HITTEST_ONITEMSTATEICON ) ) + *flags |= wxBK_HITTEST_ONICON; - // resize the currently shown page - if (m_selection != wxNOT_FOUND ) - { - wxWindow *page = m_pages[m_selection]; - wxCHECK_RET( page, _T("NULL page in wxListbook?") ); - page->SetSize(GetPageRect()); + if ( flagsList & wxLIST_HITTEST_ONITEMLABEL ) + *flags |= wxBK_HITTEST_ONLABEL; } -} - -wxSize wxListbook::CalcSizeFromPage(const wxSize& sizePage) const -{ - // we need to add the size of the list control and the margin - const wxSize sizeList = GetListSize(); - - wxSize size = sizePage; - if ( IsVertical() ) - { - size.y += sizeList.y + MARGIN; } - else // left/right aligned + else // not over list control at all { - size.x += sizeList.x + MARGIN; + if ( flags && GetPageRect().Contains(pt) ) + *flags |= wxBK_HITTEST_ONPAGE; } - return size; + return pagePos; } +void wxListbook::UpdateSize() +{ + // we should find a more elegant way to force a layout than generating this + // dummy event + wxSizeEvent sz(GetSize(), GetId()); + GetEventHandler()->ProcessEvent(sz); +} // ---------------------------------------------------------------------------- // accessing the pages @@ -296,26 +227,34 @@ wxSize wxListbook::CalcSizeFromPage(const wxSize& sizePage) const bool wxListbook::SetPageText(size_t n, const wxString& strText) { - m_list->SetItemText(n, strText); + GetListView()->SetItemText(n, strText); return true; } wxString wxListbook::GetPageText(size_t n) const { - return m_list->GetItemText(n); + return GetListView()->GetItemText(n); } -int wxListbook::GetPageImage(size_t WXUNUSED(n)) const +int wxListbook::GetPageImage(size_t n) const { - wxFAIL_MSG( _T("wxListbook::GetPageImage() not implemented") ); + wxListItem item; + item.SetId(n); - return -1; + if (GetListView()->GetItem(item)) + { + return item.GetImage(); + } + else + { + return wxNOT_FOUND; + } } bool wxListbook::SetPageImage(size_t n, int imageId) { - return m_list->SetItemImage(n, imageId, imageId); + return GetListView()->SetItemImage(n, imageId); } // ---------------------------------------------------------------------------- @@ -324,45 +263,55 @@ bool wxListbook::SetPageImage(size_t n, int imageId) void wxListbook::SetImageList(wxImageList *imageList) { - m_list->SetImageList(imageList, wxIMAGE_LIST_NORMAL); + const long flagsOld = GetListCtrlFlags(); + + wxBookCtrlBase::SetImageList(imageList); + + const long flagsNew = GetListCtrlFlags(); - wxBookCtrl::SetImageList(imageList); + wxListView * const list = GetListView(); + + // We may need to change the list control mode if the image list presence + // has changed. + if ( flagsNew != flagsOld ) + { + // Preserve the selection which is lost when changing the mode + const int oldSel = GetSelection(); + + list->SetWindowStyleFlag(flagsNew); + if ( list->InReportView() ) + list->InsertColumn(0, wxS("Pages")); + + // Restore selection + if ( oldSel != wxNOT_FOUND ) + SetSelection(oldSel); + } + + list->SetImageList(imageList, wxIMAGE_LIST_NORMAL); } // ---------------------------------------------------------------------------- // selection // ---------------------------------------------------------------------------- -int wxListbook::GetSelection() const +void wxListbook::UpdateSelectedPage(size_t newsel) { - return m_selection; + m_selection = newsel; + GetListView()->Select(newsel); + GetListView()->Focus(newsel); } -int wxListbook::SetSelection(size_t n) +wxBookCtrlEvent* wxListbook::CreatePageChangingEvent() const { - wxCHECK_MSG( n < GetPageCount(), wxNOT_FOUND, - _T("invalid page index in wxListbook::SetSelection()") ); - - const int selOld = m_selection; - - if ( (int)n != m_selection ) - { - if ( m_selection != wxNOT_FOUND ) - m_pages[m_selection]->Hide(); - wxWindow *page = m_pages[n]; - page->SetSize(GetPageRect()); - page->Show(); - - // change m_selection only now to ignore the selection change event - m_selection = n; - - m_list->Select(n); - m_list->Focus(n); - } + return new wxBookCtrlEvent(wxEVT_LISTBOOK_PAGE_CHANGING, m_windowId); +} - return selOld; +void wxListbook::MakeChangedEvent(wxBookCtrlEvent &event) +{ + event.SetEventType(wxEVT_LISTBOOK_PAGE_CHANGED); } + // ---------------------------------------------------------------------------- // adding/removing the pages // ---------------------------------------------------------------------------- @@ -374,50 +323,56 @@ wxListbook::InsertPage(size_t n, bool bSelect, int imageId) { - if ( !wxBookCtrl::InsertPage(n, page, text, bSelect, imageId) ) + if ( !wxBookCtrlBase::InsertPage(n, page, text, bSelect, imageId) ) return false; - m_list->InsertItem(n, text, imageId); + GetListView()->InsertItem(n, text, imageId); - // we should always have some selection if possible - if ( bSelect || (m_selection == wxNOT_FOUND) ) + // if the inserted page is before the selected one, we must update the + // index of the selected page + if ( int(n) <= m_selection ) { - SetSelection(n); + // one extra page added + m_selection++; + GetListView()->Select(m_selection); + GetListView()->Focus(m_selection); } - else // don't select this page - { - // it will be shown only when selected + + if ( !DoSetSelectionAfterInsertion(n, bSelect) ) page->Hide(); - } - InvalidateBestSize(); + UpdateSize(); + return true; } wxWindow *wxListbook::DoRemovePage(size_t page) { - const int page_count = GetPageCount(); - wxWindow *win = wxBookCtrl::DoRemovePage(page); - + const size_t page_count = GetPageCount(); + wxWindow *win = wxBookCtrlBase::DoRemovePage(page); + if ( win ) { - m_list->DeleteItem(page); + GetListView()->DeleteItem(page); if (m_selection >= (int)page) { // force new sel valid if possible int sel = m_selection - 1; if (page_count == 1) - sel = -1; - else if ((page_count == 2) || (sel == -1)) + sel = wxNOT_FOUND; + else if ((page_count == 2) || (sel == wxNOT_FOUND)) sel = 0; - + // force sel invalid if deleting current page - don't try to hide it - m_selection = (m_selection == (int)page) ? -1 : m_selection - 1; - - if ((sel != -1) && (sel != m_selection)) + m_selection = (m_selection == (int)page) ? wxNOT_FOUND : m_selection - 1; + + if ((sel != wxNOT_FOUND) && (sel != m_selection)) SetSelection(sel); } + + GetListView()->Arrange(); + UpdateSize(); } return win; @@ -426,8 +381,13 @@ wxWindow *wxListbook::DoRemovePage(size_t page) bool wxListbook::DeleteAllPages() { - m_list->DeleteAllItems(); - return wxBookCtrl::DeleteAllPages(); + GetListView()->DeleteAllItems(); + if (!wxBookCtrlBase::DeleteAllPages()) + return false; + + UpdateSize(); + + return true; } // ---------------------------------------------------------------------------- @@ -436,8 +396,13 @@ bool wxListbook::DeleteAllPages() void wxListbook::OnListSelected(wxListEvent& eventList) { + if ( eventList.GetEventObject() != m_bookctrl ) + { + eventList.Skip(); + return; + } + const int selNew = eventList.GetIndex(); - const int selOld = m_selection; if ( selNew == m_selection ) { @@ -447,29 +412,14 @@ void wxListbook::OnListSelected(wxListEvent& eventList) return; } - // first send "change in progress" event which may be vetoed by user - wxListbookEvent eventIng(wxEVT_COMMAND_LISTBOOK_PAGE_CHANGING, GetId()); + SetSelection(selNew); - eventIng.SetEventObject(this); - eventIng.SetSelection(selNew); - eventIng.SetOldSelection(selOld); - if ( GetEventHandler()->ProcessEvent(eventIng) && !eventIng.IsAllowed() ) + // change wasn't allowed, return to previous state + if (m_selection != selNew) { - m_list->Select(m_selection); - return; + GetListView()->Select(m_selection); + GetListView()->Focus(m_selection); } - - // change allowed: do change the page and notify the user about it - SetSelection(selNew); - - wxListbookEvent eventEd(wxEVT_COMMAND_LISTBOOK_PAGE_CHANGED, GetId()); - - eventEd.SetEventObject(this); - eventEd.SetSelection(selNew); - eventEd.SetOldSelection(selOld); - - (void)GetEventHandler()->ProcessEvent(eventEd); } #endif // wxUSE_LISTBOOK -