+/////////////////////////////////////////////////////////////////////////////
+// Program: wxWidgets Widgets Sample
+// Name: odcombobox.cpp
+// Purpose: Part of the widgets sample showing wxOwnerDrawnComboBox
+// Author: Jaakko Salli (based on combobox page by Vadim Zeitlin)
+// Created: Jul-28-2006
+// Id: $Id$
+// Copyright: (c) 2006 Jaakko Salli
+// License: wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// for compilers that support precompilation, includes "wx/wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+ #pragma hdrstop
+#endif
+
+#if wxUSE_ODCOMBOBOX
+
+// for all others, include the necessary headers
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+
+ #include "wx/bitmap.h"
+ #include "wx/button.h"
+ #include "wx/checkbox.h"
+ #include "wx/combobox.h"
+ #include "wx/radiobox.h"
+ #include "wx/statbox.h"
+ #include "wx/textctrl.h"
+#endif
+
+#include "wx/dc.h"
+#include "wx/dcmemory.h"
+#include "wx/sizer.h"
+#include "wx/odcombo.h"
+
+
+#include "widgets.h"
+
+#include "icons/odcombobox.xpm"
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+// control ids
+enum
+{
+ ODComboPage_Reset = wxID_HIGHEST,
+ ODComboPage_PopupMinWidth,
+ ODComboPage_PopupHeight,
+ ODComboPage_ButtonWidth,
+ ODComboPage_ButtonHeight,
+ ODComboPage_ButtonSpacing,
+ ODComboPage_CurText,
+ ODComboPage_InsertionPointText,
+ ODComboPage_Insert,
+ ODComboPage_InsertText,
+ ODComboPage_Add,
+ ODComboPage_AddText,
+ ODComboPage_AddSeveral,
+ ODComboPage_AddMany,
+ ODComboPage_Clear,
+ ODComboPage_Change,
+ ODComboPage_ChangeText,
+ ODComboPage_Delete,
+ ODComboPage_DeleteText,
+ ODComboPage_DeleteSel,
+ ODComboPage_Combo
+};
+
+
+// ----------------------------------------------------------------------------
+// ODComboboxWidgetsPage
+// ----------------------------------------------------------------------------
+
+class ODComboboxWidgetsPage : public WidgetsPage
+{
+public:
+ ODComboboxWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
+
+ virtual wxControl *GetWidget() const { return m_combobox; }
+ virtual void RecreateWidget() { CreateCombo(); }
+
+ // lazy creation of the content
+ virtual void CreateContent();
+
+protected:
+ // event handlers
+ void OnButtonReset(wxCommandEvent& event);
+ void OnButtonChange(wxCommandEvent& event);
+ void OnButtonDelete(wxCommandEvent& event);
+ void OnButtonDeleteSel(wxCommandEvent& event);
+ void OnButtonClear(wxCommandEvent& event);
+ void OnButtonInsert(wxCommandEvent &event);
+ void OnButtonAdd(wxCommandEvent& event);
+ void OnButtonAddSeveral(wxCommandEvent& event);
+ void OnButtonAddMany(wxCommandEvent& event);
+
+ void OnComboBox(wxCommandEvent& event);
+ void OnComboText(wxCommandEvent& event);
+
+ void OnCheckOrRadioBox(wxCommandEvent& event);
+
+ void OnTextPopupWidth(wxCommandEvent& event);
+ void OnTextPopupHeight(wxCommandEvent& event);
+ void OnTextButtonAll(wxCommandEvent& event);
+
+ void OnUpdateUICurText(wxUpdateUIEvent& event);
+ void OnUpdateUIInsertionPointText(wxUpdateUIEvent& event);
+
+ void OnUpdateUIInsert(wxUpdateUIEvent& event);
+ void OnUpdateUIAddSeveral(wxUpdateUIEvent& event);
+ void OnUpdateUIClearButton(wxUpdateUIEvent& event);
+ void OnUpdateUIDeleteButton(wxUpdateUIEvent& event);
+ void OnUpdateUIDeleteSelButton(wxUpdateUIEvent& event);
+ void OnUpdateUIResetButton(wxUpdateUIEvent& event);
+
+ // reset the odcombobox parameters
+ void Reset();
+
+ // (re)create the odcombobox
+ void CreateCombo();
+
+ // helper that gets all button values from controls and calls SetButtonPosition
+ void GetButtonPosition();
+
+ // helper to create the button bitmap
+ wxBitmap CreateBitmap(const wxColour& colour);
+
+ // the controls
+ // ------------
+
+ // the checkboxes for styles
+ wxCheckBox *m_chkSort,
+ *m_chkReadonly,
+ *m_chkDclickcycles,
+ *m_chkBitmapbutton,
+ *m_chkStdbutton;
+
+ // the text entries for popup and button adjustment
+ wxTextCtrl *m_textPopupMinWidth,
+ *m_textPopupHeight,
+ *m_textButtonWidth,
+ *m_textButtonHeight,
+ *m_textButtonSpacing;
+
+ // the checkboxes for same
+ wxCheckBox *m_chkAlignpopupright,
+ *m_chkAlignbutleft;
+
+ // the combobox itself and the sizer it is in
+ wxOwnerDrawnComboBox *m_combobox;
+ wxSizer *m_sizerCombo;
+
+ // the text entries for "Add/change string" and "Delete" buttons
+ wxTextCtrl *m_textInsert,
+ *m_textAdd,
+ *m_textChange,
+ *m_textDelete;
+
+private:
+ DECLARE_EVENT_TABLE()
+ DECLARE_WIDGETS_PAGE(ODComboboxWidgetsPage)
+};
+
+// ----------------------------------------------------------------------------
+// event tables
+// ----------------------------------------------------------------------------
+
+BEGIN_EVENT_TABLE(ODComboboxWidgetsPage, WidgetsPage)
+ EVT_BUTTON(ODComboPage_Reset, ODComboboxWidgetsPage::OnButtonReset)
+ EVT_BUTTON(ODComboPage_Change, ODComboboxWidgetsPage::OnButtonChange)
+ EVT_BUTTON(ODComboPage_Delete, ODComboboxWidgetsPage::OnButtonDelete)
+ EVT_BUTTON(ODComboPage_DeleteSel, ODComboboxWidgetsPage::OnButtonDeleteSel)
+ EVT_BUTTON(ODComboPage_Clear, ODComboboxWidgetsPage::OnButtonClear)
+ EVT_BUTTON(ODComboPage_Insert, ODComboboxWidgetsPage::OnButtonInsert)
+ EVT_BUTTON(ODComboPage_Add, ODComboboxWidgetsPage::OnButtonAdd)
+ EVT_BUTTON(ODComboPage_AddSeveral, ODComboboxWidgetsPage::OnButtonAddSeveral)
+ EVT_BUTTON(ODComboPage_AddMany, ODComboboxWidgetsPage::OnButtonAddMany)
+
+ EVT_TEXT_ENTER(ODComboPage_InsertText, ODComboboxWidgetsPage::OnButtonInsert)
+ EVT_TEXT_ENTER(ODComboPage_AddText, ODComboboxWidgetsPage::OnButtonAdd)
+ EVT_TEXT_ENTER(ODComboPage_DeleteText, ODComboboxWidgetsPage::OnButtonDelete)
+
+ EVT_TEXT(ODComboPage_PopupMinWidth, ODComboboxWidgetsPage::OnTextPopupWidth)
+ EVT_TEXT(ODComboPage_PopupHeight, ODComboboxWidgetsPage::OnTextPopupHeight)
+ EVT_TEXT(ODComboPage_ButtonWidth, ODComboboxWidgetsPage::OnTextButtonAll)
+ EVT_TEXT(ODComboPage_ButtonHeight, ODComboboxWidgetsPage::OnTextButtonAll)
+ EVT_TEXT(ODComboPage_ButtonSpacing, ODComboboxWidgetsPage::OnTextButtonAll)
+
+ EVT_UPDATE_UI(ODComboPage_CurText, ODComboboxWidgetsPage::OnUpdateUICurText)
+ EVT_UPDATE_UI(ODComboPage_InsertionPointText, ODComboboxWidgetsPage::OnUpdateUIInsertionPointText)
+
+ EVT_UPDATE_UI(ODComboPage_Reset, ODComboboxWidgetsPage::OnUpdateUIResetButton)
+ EVT_UPDATE_UI(ODComboPage_Insert, ODComboboxWidgetsPage::OnUpdateUIInsert)
+ EVT_UPDATE_UI(ODComboPage_AddSeveral, ODComboboxWidgetsPage::OnUpdateUIAddSeveral)
+ EVT_UPDATE_UI(ODComboPage_Clear, ODComboboxWidgetsPage::OnUpdateUIClearButton)
+ EVT_UPDATE_UI(ODComboPage_DeleteText, ODComboboxWidgetsPage::OnUpdateUIClearButton)
+ EVT_UPDATE_UI(ODComboPage_Delete, ODComboboxWidgetsPage::OnUpdateUIDeleteButton)
+ EVT_UPDATE_UI(ODComboPage_Change, ODComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
+ EVT_UPDATE_UI(ODComboPage_ChangeText, ODComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
+ EVT_UPDATE_UI(ODComboPage_DeleteSel, ODComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
+
+ EVT_COMBOBOX(ODComboPage_Combo, ODComboboxWidgetsPage::OnComboBox)
+ EVT_TEXT(ODComboPage_Combo, ODComboboxWidgetsPage::OnComboText)
+ EVT_TEXT_ENTER(ODComboPage_Combo, ODComboboxWidgetsPage::OnComboText)
+
+ EVT_CHECKBOX(wxID_ANY, ODComboboxWidgetsPage::OnCheckOrRadioBox)
+ EVT_RADIOBOX(wxID_ANY, ODComboboxWidgetsPage::OnCheckOrRadioBox)
+END_EVENT_TABLE()
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+//
+// wxOwnerDrawnComboBox needs to subclassed so that owner-drawing
+// callbacks can be implemented.
+class DemoODComboBox : public wxOwnerDrawnComboBox
+{
+public:
+ virtual void OnDrawItem(wxDC& dc,
+ const wxRect& rect,
+ int item,
+ int WXUNUSED(flags)) const
+ {
+ if ( item == wxNOT_FOUND )
+ return;
+
+ wxColour txtCol;
+ int mod = item % 4;
+
+ if ( mod == 0 )
+ txtCol = *wxBLACK;
+ else if ( mod == 1 )
+ txtCol = *wxRED;
+ else if ( mod == 2 )
+ txtCol = *wxGREEN;
+ else
+ txtCol = *wxBLUE;
+
+ dc.SetTextForeground(txtCol);
+
+ dc.DrawText(GetString(item),
+ rect.x + 3,
+ rect.y + ((rect.height - dc.GetCharHeight())/2)
+ );
+ }
+
+ virtual void OnDrawBackground(wxDC& dc, const wxRect& rect,
+ int item, int flags ) const
+ {
+
+ // If item is selected or even, or we are painting the
+ // combo control itself, use the default rendering.
+ if ( GetVListBoxComboPopup()->IsCurrent((size_t)item) ||
+ (flags & wxODCB_PAINTING_CONTROL) ||
+ (item & 1) == 0 )
+ {
+ wxOwnerDrawnComboBox::OnDrawBackground(dc,rect,item,flags);
+ return;
+ }
+
+ // Otherwise, draw every other background with different colour.
+ wxColour bgCol(240,240,250);
+ dc.SetBrush(wxBrush(bgCol));
+ dc.SetPen(wxPen(bgCol));
+ dc.DrawRectangle(rect);
+ }
+
+ virtual wxCoord OnMeasureItem(size_t WXUNUSED(item)) const
+ {
+ return 48;
+ }
+
+ virtual wxCoord OnMeasureItemWidth(size_t WXUNUSED(item)) const
+ {
+ return -1; // default - will be measured from text width
+ }
+};
+
+
+IMPLEMENT_WIDGETS_PAGE(ODComboboxWidgetsPage, _T("OwnerDrawnCombobox"),
+ GENERIC_CTRLS | WITH_ITEMS_CTRLS | COMBO_CTRLS
+ );
+
+ODComboboxWidgetsPage::ODComboboxWidgetsPage(WidgetsBookCtrl *book,
+ wxImageList *imaglist)
+ : WidgetsPage(book, imaglist, odcombobox_xpm)
+{
+ // init everything
+ m_chkSort =
+ m_chkReadonly =
+ m_chkDclickcycles = (wxCheckBox *)NULL;
+
+ m_combobox = (wxOwnerDrawnComboBox *)NULL;
+ m_sizerCombo = (wxSizer *)NULL;
+}
+
+void ODComboboxWidgetsPage::CreateContent()
+{
+ /*
+ What we create here is a frame having 3 panes: style pane is the
+ leftmost one, in the middle the pane with buttons allowing to perform
+ miscellaneous combobox operations and the pane containing the combobox
+ itself to the right
+ */
+ wxTextCtrl *text;
+ wxSizer *sizerRow;
+
+ wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
+
+ wxSizer *sizerLeft = new wxBoxSizer(wxVERTICAL);
+
+ // left pane - style box
+ wxStaticBox *box = new wxStaticBox(this, wxID_ANY, _T("&Set style"));
+
+ wxSizer *sizerStyle = new wxStaticBoxSizer(box, wxVERTICAL);
+
+ m_chkSort = CreateCheckBoxAndAddToSizer(sizerStyle, _T("&Sort items"));
+ m_chkReadonly = CreateCheckBoxAndAddToSizer(sizerStyle, _T("&Read only"));
+ m_chkDclickcycles = CreateCheckBoxAndAddToSizer(sizerStyle, _T("&Double-click Cycles"));
+
+ sizerStyle->AddSpacer(4);
+
+ m_chkBitmapbutton = CreateCheckBoxAndAddToSizer(sizerStyle, _T("&Bitmap button"));
+ m_chkStdbutton = CreateCheckBoxAndAddToSizer(sizerStyle, _T("B&lank button background"));
+
+ wxButton *btn = new wxButton(this, ODComboPage_Reset, _T("&Reset"));
+ sizerStyle->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 3);
+
+ sizerLeft->Add(sizerStyle, 0, wxGROW | wxALIGN_CENTRE_HORIZONTAL);
+
+ // left pane - popup adjustment box
+ box = new wxStaticBox(this, wxID_ANY, _T("Adjust &popup"));
+
+ wxSizer *sizerPopupPos = new wxStaticBoxSizer(box, wxVERTICAL);
+
+ sizerRow = CreateSizerWithTextAndLabel(_T("Min. Width:"),
+ ODComboPage_PopupMinWidth,
+ &m_textPopupMinWidth);
+ m_textPopupMinWidth->SetValue(wxT("-1"));
+ sizerPopupPos->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ sizerRow = CreateSizerWithTextAndLabel(_T("Max. Height:"),
+ ODComboPage_PopupHeight,
+ &m_textPopupHeight);
+ m_textPopupHeight->SetValue(wxT("-1"));
+ sizerPopupPos->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ m_chkAlignpopupright = CreateCheckBoxAndAddToSizer(sizerPopupPos, _T("Align Right"));
+
+ sizerLeft->Add(sizerPopupPos, 0, wxGROW | wxALIGN_CENTRE_HORIZONTAL | wxTOP, 2);
+
+ // left pane - button adjustment box
+ box = new wxStaticBox(this, wxID_ANY, _T("Adjust &button"));
+
+ wxSizer *sizerButtonPos = new wxStaticBoxSizer(box, wxVERTICAL);
+
+ sizerRow = CreateSizerWithTextAndLabel(_T("Width:"),
+ ODComboPage_ButtonWidth,
+ &m_textButtonWidth);
+ m_textButtonWidth->SetValue(wxT("-1"));
+ sizerButtonPos->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ sizerRow = CreateSizerWithTextAndLabel(_T("VSpacing:"),
+ ODComboPage_ButtonSpacing,
+ &m_textButtonSpacing);
+ m_textButtonSpacing->SetValue(wxT("0"));
+ sizerButtonPos->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ sizerRow = CreateSizerWithTextAndLabel(_T("Height:"),
+ ODComboPage_ButtonHeight,
+ &m_textButtonHeight);
+ m_textButtonHeight->SetValue(wxT("-1"));
+ sizerButtonPos->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ m_chkAlignbutleft = CreateCheckBoxAndAddToSizer(sizerButtonPos, _T("Align Left"));
+
+ sizerLeft->Add(sizerButtonPos, 0, wxGROW | wxALIGN_CENTRE_HORIZONTAL | wxTOP, 2);
+
+ // middle pane
+ wxStaticBox *box2 = new wxStaticBox(this, wxID_ANY,
+ _T("&Change combobox contents"));
+ wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL);
+
+ sizerRow = CreateSizerWithTextAndLabel(_T("Current selection"),
+ ODComboPage_CurText,
+ &text);
+ text->SetEditable(false);
+
+ sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ sizerRow = CreateSizerWithTextAndLabel(_T("Insertion Point"),
+ ODComboPage_InsertionPointText,
+ &text);
+ text->SetEditable(false);
+
+ sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ sizerRow = CreateSizerWithTextAndButton(ODComboPage_Insert,
+ _T("&Insert this string"),
+ ODComboPage_InsertText,
+ &m_textInsert);
+ sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ sizerRow = CreateSizerWithTextAndButton(ODComboPage_Add,
+ _T("&Add this string"),
+ ODComboPage_AddText,
+ &m_textAdd);
+ sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ btn = new wxButton(this, ODComboPage_AddSeveral, _T("&Append a few strings"));
+ sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
+
+ btn = new wxButton(this, ODComboPage_AddMany, _T("Append &many strings"));
+ sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
+
+ sizerRow = CreateSizerWithTextAndButton(ODComboPage_Change,
+ _T("C&hange current"),
+ ODComboPage_ChangeText,
+ &m_textChange);
+ sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ sizerRow = CreateSizerWithTextAndButton(ODComboPage_Delete,
+ _T("&Delete this item"),
+ ODComboPage_DeleteText,
+ &m_textDelete);
+ sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
+
+ btn = new wxButton(this, ODComboPage_DeleteSel, _T("Delete &selection"));
+ sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
+
+ btn = new wxButton(this, ODComboPage_Clear, _T("&Clear"));
+ sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
+
+ // right pane
+ wxSizer *sizerRight = new wxBoxSizer(wxVERTICAL);
+ m_combobox = new DemoODComboBox();
+ m_combobox->Create(this, ODComboPage_Combo, wxEmptyString,
+ wxDefaultPosition, wxDefaultSize,
+ 0, NULL,
+ 0);
+ sizerRight->Add(m_combobox, 0, wxGROW | wxALL, 5);
+ sizerRight->SetMinSize(150, 0);
+ m_sizerCombo = sizerRight; // save it to modify it later
+
+ // the 3 panes panes compose the window
+ sizerTop->Add(sizerLeft, 4, wxGROW | (wxALL & ~wxLEFT), 10);
+ sizerTop->Add(sizerMiddle, 5, wxGROW | wxALL, 10);
+ sizerTop->Add(sizerRight, 4, wxGROW | (wxALL & ~wxRIGHT), 10);
+
+ // final initializations
+ Reset();
+
+ SetSizer(sizerTop);
+
+ sizerTop->Fit(this);
+}
+
+// ----------------------------------------------------------------------------
+// operations
+// ----------------------------------------------------------------------------
+
+void ODComboboxWidgetsPage::Reset()
+{
+ m_chkSort->SetValue(false);
+ m_chkReadonly->SetValue(false);
+ m_chkDclickcycles->SetValue(false);
+ m_chkDclickcycles->Enable(false);
+ m_chkBitmapbutton->SetValue(false);
+ m_chkStdbutton->SetValue(false);
+ m_chkStdbutton->Enable(false);
+}
+
+void ODComboboxWidgetsPage::CreateCombo()
+{
+ int flags = ms_defaultFlags;
+
+ if ( m_chkSort->GetValue() )
+ flags |= wxCB_SORT;
+ if ( m_chkReadonly->GetValue() )
+ flags |= wxCB_READONLY;
+ if ( m_chkDclickcycles->GetValue() )
+ flags |= wxODCB_DCLICK_CYCLES;
+
+ wxArrayString items;
+ if ( m_combobox )
+ {
+ unsigned int count = m_combobox->GetCount();
+ for ( unsigned int n = 0; n < count; n++ )
+ {
+ items.Add(m_combobox->GetString(n));
+ }
+
+ m_sizerCombo->Detach( m_combobox );
+ delete m_combobox;
+ }
+
+ m_combobox = new DemoODComboBox();
+ m_combobox->Create(this, ODComboPage_Combo, wxEmptyString,
+ wxDefaultPosition, wxDefaultSize,
+ 0, NULL,
+ flags);
+
+ unsigned int count = items.GetCount();
+ for ( unsigned int n = 0; n < count; n++ )
+ {
+ m_combobox->Append(items[n]);
+ }
+
+ // Update from controls that edit popup position etc.
+
+ wxUpdateUIEvent tempEvt;
+ OnTextPopupWidth(tempEvt);
+ OnTextPopupHeight(tempEvt);
+ GetButtonPosition();
+
+ m_combobox->SetPopupAnchor( m_chkAlignpopupright->GetValue() ? wxRIGHT : wxLEFT );
+
+ if ( m_chkBitmapbutton->GetValue() )
+ {
+ wxBitmap bmpNormal = CreateBitmap(wxColour(0,0,255));
+ wxBitmap bmpPressed = CreateBitmap(wxColour(0,0,128));
+ wxBitmap bmpHover = CreateBitmap(wxColour(128,128,255));
+ m_combobox->SetButtonBitmaps(bmpNormal,m_chkStdbutton->GetValue(),bmpPressed,bmpHover);
+ }
+
+ m_sizerCombo->Add(m_combobox, 0, wxGROW | wxALL, 5);
+ m_sizerCombo->Layout();
+}
+
+// ----------------------------------------------------------------------------
+// event handlers
+// ----------------------------------------------------------------------------
+
+void ODComboboxWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
+{
+ Reset();
+
+ CreateCombo();
+}
+
+void ODComboboxWidgetsPage::OnButtonChange(wxCommandEvent& WXUNUSED(event))
+{
+ int sel = m_combobox->GetSelection();
+ if ( sel != wxNOT_FOUND )
+ {
+#ifndef __WXGTK__
+ m_combobox->SetString(sel, m_textChange->GetValue());
+#else
+ wxLogMessage(_T("Not implemented in wxGTK"));
+#endif
+ }
+}
+
+void ODComboboxWidgetsPage::OnButtonDelete(wxCommandEvent& WXUNUSED(event))
+{
+ unsigned long n;
+ if ( !m_textDelete->GetValue().ToULong(&n) ||
+ (n >= m_combobox->GetCount()) )
+ {
+ return;
+ }
+
+ m_combobox->Delete(n);
+}
+
+void ODComboboxWidgetsPage::OnButtonDeleteSel(wxCommandEvent& WXUNUSED(event))
+{
+ int sel = m_combobox->GetSelection();
+ if ( sel != wxNOT_FOUND )
+ {
+ m_combobox->Delete(sel);
+ }
+}
+
+void ODComboboxWidgetsPage::OnButtonClear(wxCommandEvent& WXUNUSED(event))
+{
+ m_combobox->Clear();
+}
+
+void ODComboboxWidgetsPage::OnButtonInsert(wxCommandEvent& WXUNUSED(event))
+{
+ static unsigned int s_item = 0;
+
+ wxString s = m_textInsert->GetValue();
+ if ( !m_textInsert->IsModified() )
+ {
+ // update the default string
+ m_textInsert->SetValue(wxString::Format(_T("test item %u"), ++s_item));
+ }
+
+ if (m_combobox->GetSelection() >= 0)
+ m_combobox->Insert(s, m_combobox->GetSelection());
+}
+
+void ODComboboxWidgetsPage::OnButtonAdd(wxCommandEvent& WXUNUSED(event))
+{
+ static unsigned int s_item = 0;
+
+ wxString s = m_textAdd->GetValue();
+ if ( !m_textAdd->IsModified() )
+ {
+ // update the default string
+ m_textAdd->SetValue(wxString::Format(_T("test item %u"), ++s_item));
+ }
+
+ m_combobox->Append(s);
+}
+
+void ODComboboxWidgetsPage::OnButtonAddMany(wxCommandEvent& WXUNUSED(event))
+{
+ // "many" means 1000 here
+ for ( unsigned int n = 0; n < 1000; n++ )
+ {
+ m_combobox->Append(wxString::Format(_T("item #%u"), n));
+ }
+}
+
+void ODComboboxWidgetsPage::OnButtonAddSeveral(wxCommandEvent& WXUNUSED(event))
+{
+ m_combobox->Append(_T("First"));
+ m_combobox->Append(_T("another one"));
+ m_combobox->Append(_T("and the last (very very very very very very very very very very long) one"));
+}
+
+void ODComboboxWidgetsPage::OnTextPopupWidth(wxCommandEvent& WXUNUSED(event))
+{
+ long l = 0;
+
+ m_textPopupMinWidth->GetValue().ToLong(&l);
+
+ if (m_combobox && l > 0)
+ {
+ m_combobox->SetPopupMinWidth(l);
+ }
+}
+
+void ODComboboxWidgetsPage::OnTextPopupHeight(wxCommandEvent& WXUNUSED(event))
+{
+ long l = 0;
+
+ m_textPopupHeight->GetValue().ToLong(&l);
+
+ if (m_combobox && l > 0)
+ {
+ m_combobox->SetPopupMaxHeight(l);
+ }
+}
+
+void ODComboboxWidgetsPage::GetButtonPosition()
+{
+ long w = -1;
+ long h = -1;
+ long spacing = 0;
+
+ m_textButtonWidth->GetValue().ToLong(&w);
+ m_textButtonSpacing->GetValue().ToLong(&spacing);
+ m_textButtonHeight->GetValue().ToLong(&h);
+ int align = m_chkAlignbutleft->GetValue() ?
+ wxLEFT : wxRIGHT;
+
+ m_combobox->SetButtonPosition(w,h,align,spacing);
+}
+
+void ODComboboxWidgetsPage::OnTextButtonAll(wxCommandEvent& WXUNUSED(event))
+{
+ if (m_combobox)
+ {
+ if ( m_chkBitmapbutton->GetValue() )
+ CreateCombo();
+ else
+ GetButtonPosition();
+ }
+}
+
+void ODComboboxWidgetsPage::OnUpdateUICurText(wxUpdateUIEvent& event)
+{
+ if (m_combobox)
+ event.SetText( wxString::Format(_T("%d"), m_combobox->GetSelection()) );
+}
+
+void ODComboboxWidgetsPage::OnUpdateUIInsertionPointText(wxUpdateUIEvent& event)
+{
+ if (m_combobox)
+ event.SetText( wxString::Format(_T("%ld"), m_combobox->GetInsertionPoint()) );
+}
+
+void ODComboboxWidgetsPage::OnUpdateUIResetButton(wxUpdateUIEvent& event)
+{
+ if (m_combobox)
+ event.Enable( m_chkSort->GetValue() || m_chkReadonly->GetValue() ||
+ m_chkBitmapbutton->GetValue() );
+}
+
+void ODComboboxWidgetsPage::OnUpdateUIInsert(wxUpdateUIEvent& event)
+{
+ if (m_combobox)
+ {
+ bool enable = !(m_combobox->GetWindowStyle() & wxCB_SORT) &&
+ (m_combobox->GetSelection() >= 0);
+
+ event.Enable(enable);
+ }
+}
+
+void ODComboboxWidgetsPage::OnUpdateUIDeleteButton(wxUpdateUIEvent& event)
+{
+ if (m_combobox)
+ {
+ unsigned long n;
+ event.Enable(m_textDelete->GetValue().ToULong(&n) &&
+ (n < (unsigned)m_combobox->GetCount()));
+ }
+}
+
+void ODComboboxWidgetsPage::OnUpdateUIDeleteSelButton(wxUpdateUIEvent& event)
+{
+ if (m_combobox)
+ event.Enable(m_combobox->GetSelection() != wxNOT_FOUND);
+}
+
+void ODComboboxWidgetsPage::OnUpdateUIClearButton(wxUpdateUIEvent& event)
+{
+ if (m_combobox)
+ event.Enable(m_combobox->GetCount() != 0);
+}
+
+void ODComboboxWidgetsPage::OnUpdateUIAddSeveral(wxUpdateUIEvent& event)
+{
+ if (m_combobox)
+ event.Enable(!(m_combobox->GetWindowStyle() & wxCB_SORT));
+}
+
+void ODComboboxWidgetsPage::OnComboText(wxCommandEvent& event)
+{
+ if (!m_combobox)
+ return;
+
+ wxString s = event.GetString();
+
+ wxASSERT_MSG( s == m_combobox->GetValue(),
+ _T("event and combobox values should be the same") );
+
+ if (event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER)
+ wxLogMessage(_T("OwnerDrawnCombobox enter pressed (now '%s')"), s.c_str());
+ else
+ wxLogMessage(_T("OwnerDrawnCombobox text changed (now '%s')"), s.c_str());
+}
+
+void ODComboboxWidgetsPage::OnComboBox(wxCommandEvent& event)
+{
+ long sel = event.GetInt();
+ m_textDelete->SetValue(wxString::Format(_T("%ld"), sel));
+
+ wxLogMessage(_T("OwnerDrawnCombobox item %ld selected"), sel);
+
+ wxLogMessage(_T("OwnerDrawnCombobox GetValue(): %s"), m_combobox->GetValue().c_str() );
+}
+
+void ODComboboxWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& event)
+{
+ wxObject* ctrl = event.GetEventObject();
+
+ // Double-click cycles only applies to read-only combobox
+ if ( ctrl == (wxObject*) m_chkReadonly )
+ {
+ m_chkDclickcycles->Enable( m_chkReadonly->GetValue() );
+ }
+ else if ( ctrl == (wxObject*) m_chkBitmapbutton )
+ {
+ m_chkStdbutton->Enable( m_chkBitmapbutton->GetValue() );
+ }
+ else if ( ctrl == (wxObject*) m_chkAlignbutleft )
+ {
+ wxUpdateUIEvent tempEvt;
+ OnTextButtonAll(tempEvt);
+ }
+
+ CreateCombo();
+}
+
+wxBitmap ODComboboxWidgetsPage::CreateBitmap(const wxColour& colour)
+{
+ int ch = m_combobox->GetClientSize().y - 1;
+ int h0 = ch - 5;
+
+ long w = -1;
+ long h = -1;
+
+ m_textButtonWidth->GetValue().ToLong(&w);
+ m_textButtonHeight->GetValue().ToLong(&h);
+
+ if ( w <= 0 )
+ w = h0 - 1;
+ if ( h <= 0 )
+ h = h0;
+ if ( h > ch )
+ h = ch;
+
+ wxMemoryDC dc;
+ wxBitmap bmp(w,h);
+ dc.SelectObject(bmp);
+
+ // Draw transparent background
+ wxColour magic(255,0,255);
+ wxBrush magicBrush(magic);
+ dc.SetBrush(magicBrush);
+ dc.SetPen(*wxTRANSPARENT_PEN);
+ dc.DrawRectangle(0,0,bmp.GetWidth(),bmp.GetHeight());
+
+ // Draw image content
+ dc.SetBrush(wxBrush(colour));
+ dc.DrawCircle(h/2,h/2+1,(h/2));
+
+ dc.SelectObject(wxNullBitmap);
+
+ // Finalize transparency with a mask
+ wxMask *mask = new wxMask(bmp, magic);
+ bmp.SetMask(mask);
+
+ return bmp;
+}
+
+#endif //wxUSE_ODCOMBOBOX
projects / wxWidgets.git / commitdiff
