X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/528e5cf81ada15924627bf1cf3e621a67b83d5b3..41f6f17d01562aa09bdbcc6b02241b62f1d06b75:/samples/widgets/bmpcombobox.cpp diff --git a/samples/widgets/bmpcombobox.cpp b/samples/widgets/bmpcombobox.cpp index 3be427a046..f5e73f7331 100644 --- a/samples/widgets/bmpcombobox.cpp +++ b/samples/widgets/bmpcombobox.cpp @@ -4,7 +4,7 @@ // Purpose: Part of the widgets sample showing wxBitmapComboBox // Author: Jaakko Salli // Created: Sep-01-2006 -// Id: $Id: +// Id: $Id$ // Copyright: (c) 2006 Jaakko Salli // License: wxWindows license ///////////////////////////////////////////////////////////////////////////// @@ -46,18 +46,19 @@ #include "wx/sizer.h" #include "wx/icon.h" #include "wx/dir.h" +#include "wx/msgdlg.h" #include "wx/filename.h" #include "wx/image.h" #include "wx/imaglist.h" #include "wx/bmpcbox.h" - +#include "itemcontainer.h" #include "widgets.h" #include "icons/bmpcombobox.xpm" // Images loaded from file are reduced this width and height, if larger -#define IMG_SIZE_TRUNC 150 +#define IMG_SIZE_TRUNC 256 // ---------------------------------------------------------------------------- @@ -82,20 +83,29 @@ enum BitmapComboBoxPage_Delete, BitmapComboBoxPage_DeleteText, BitmapComboBoxPage_DeleteSel, - BitmapComboBoxPage_Combo + BitmapComboBoxPage_Combo, + BitmapComboBoxPage_ContainerTests }; +// kinds of comboboxes +enum +{ + ComboKind_Default, + ComboKind_Simple, + ComboKind_DropDown +}; // ---------------------------------------------------------------------------- // BitmapComboBoxWidgetsPage // ---------------------------------------------------------------------------- -class BitmapComboBoxWidgetsPage : public WidgetsPage +class BitmapComboBoxWidgetsPage : public ItemContainerWidgetsPage { public: BitmapComboBoxWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist); virtual wxControl *GetWidget() const { return m_combobox; } + virtual wxItemContainer* GetContainer() const { return m_combobox; } virtual void RecreateWidget() { CreateCombo(); } // lazy creation of the content @@ -131,7 +141,7 @@ protected: void OnUpdateUIAddSeveralWithImages(wxUpdateUIEvent& event); void OnUpdateUIClearButton(wxUpdateUIEvent& event); void OnUpdateUIDeleteButton(wxUpdateUIEvent& event); - void OnUpdateUIDeleteSelButton(wxUpdateUIEvent& event); + void OnUpdateUIItemManipulator(wxUpdateUIEvent& event); void OnUpdateUIResetButton(wxUpdateUIEvent& event); // reset the bmpcombobox parameters @@ -142,7 +152,6 @@ protected: // helpers for creating bitmaps wxBitmap CreateBitmap(const wxColour& colour); - wxBitmap CreateRandomBitmap(wxString* pStr); wxBitmap LoadBitmap(const wxString& filepath); wxBitmap QueryBitmap(wxString* pStr); @@ -152,13 +161,19 @@ protected: wxWindowID id, wxTextCtrl **ppText); +#if wxUSE_IMAGE + void RescaleImage(wxImage& image, int w, int h); +#endif + // the controls // ------------ + // the sel mode radiobox + wxRadioBox *m_radioKind; + // the checkboxes for styles wxCheckBox *m_chkSort, - *m_chkReadonly, - *m_chkScaleimages; + *m_chkReadonly; // the combobox itself and the sizer it is in wxBitmapComboBox *m_combobox; @@ -192,6 +207,7 @@ BEGIN_EVENT_TABLE(BitmapComboBoxWidgetsPage, WidgetsPage) EVT_BUTTON(BitmapComboBoxPage_AddMany, BitmapComboBoxWidgetsPage::OnButtonAddMany) EVT_BUTTON(BitmapComboBoxPage_LoadFromFile, BitmapComboBoxWidgetsPage::OnButtonLoadFromFile) EVT_BUTTON(BitmapComboBoxPage_SetFromFile, BitmapComboBoxWidgetsPage::OnButtonSetFromFile) + EVT_BUTTON(BitmapComboBoxPage_ContainerTests, ItemContainerWidgetsPage::OnButtonTestItemContainer) EVT_TEXT_ENTER(BitmapComboBoxPage_InsertText, BitmapComboBoxWidgetsPage::OnButtonInsert) EVT_TEXT(BitmapComboBoxPage_ChangeHeight, BitmapComboBoxWidgetsPage::OnTextChangeHeight) @@ -205,8 +221,9 @@ BEGIN_EVENT_TABLE(BitmapComboBoxWidgetsPage, WidgetsPage) EVT_UPDATE_UI(BitmapComboBoxPage_Clear, BitmapComboBoxWidgetsPage::OnUpdateUIClearButton) EVT_UPDATE_UI(BitmapComboBoxPage_DeleteText, BitmapComboBoxWidgetsPage::OnUpdateUIClearButton) EVT_UPDATE_UI(BitmapComboBoxPage_Delete, BitmapComboBoxWidgetsPage::OnUpdateUIDeleteButton) - EVT_UPDATE_UI(BitmapComboBoxPage_Change, BitmapComboBoxWidgetsPage::OnUpdateUIDeleteSelButton) - EVT_UPDATE_UI(BitmapComboBoxPage_DeleteSel, BitmapComboBoxWidgetsPage::OnUpdateUIDeleteSelButton) + EVT_UPDATE_UI(BitmapComboBoxPage_Change, BitmapComboBoxWidgetsPage::OnUpdateUIItemManipulator) + EVT_UPDATE_UI(BitmapComboBoxPage_SetFromFile, BitmapComboBoxWidgetsPage::OnUpdateUIItemManipulator) + EVT_UPDATE_UI(BitmapComboBoxPage_DeleteSel, BitmapComboBoxWidgetsPage::OnUpdateUIItemManipulator) EVT_COMBOBOX(BitmapComboBoxPage_Combo, BitmapComboBoxWidgetsPage::OnComboBox) EVT_TEXT(BitmapComboBoxPage_Combo, BitmapComboBoxWidgetsPage::OnComboText) @@ -220,24 +237,32 @@ END_EVENT_TABLE() // implementation // ============================================================================ - +#if defined(__WXMSW__) || defined(__WXGTK__) + #define NATIVE_OR_GENERIC_CTRLS NATIVE_CTRLS +#else + #define NATIVE_OR_GENERIC_CTRLS GENERIC_CTRLS +#endif IMPLEMENT_WIDGETS_PAGE(BitmapComboBoxWidgetsPage, _T("BitmapCombobox"), - GENERIC_CTRLS | WITH_ITEMS_CTRLS | COMBO_CTRLS + NATIVE_OR_GENERIC_CTRLS | WITH_ITEMS_CTRLS | COMBO_CTRLS ); BitmapComboBoxWidgetsPage::BitmapComboBoxWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist) - : WidgetsPage(book, imaglist, bmpcombobox_xpm) + : ItemContainerWidgetsPage(book, imaglist, bmpcombobox_xpm) { // init everything m_chkSort = - m_chkReadonly = - m_chkScaleimages = (wxCheckBox *)NULL; + m_chkReadonly = NULL; + + m_combobox = NULL; + m_sizerCombo = NULL; - m_combobox = (wxBitmapComboBox *)NULL; - m_sizerCombo = (wxSizer *)NULL; + m_textInsert = + m_textChangeHeight = + m_textChange = + m_textDelete = NULL; } // create a sizer containing a label and a small text ctrl @@ -248,7 +273,7 @@ wxSizer *BitmapComboBoxWidgetsPage::CreateSizerWithSmallTextAndLabel(const wxStr wxControl* control = new wxStaticText(this, wxID_ANY, label); wxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL); wxTextCtrl *text = new wxTextCtrl(this, id, wxEmptyString, - wxDefaultPosition, wxSize(50,-1), wxTE_PROCESS_ENTER); + wxDefaultPosition, wxSize(50,wxDefaultCoord), wxTE_PROCESS_ENTER); sizerRow->Add(control, 0, wxRIGHT | wxALIGN_CENTRE_VERTICAL, 5); sizerRow->Add(text, 1, wxFIXED_MINSIZE | wxLEFT | wxALIGN_CENTRE_VERTICAL, 5); @@ -267,7 +292,6 @@ void BitmapComboBoxWidgetsPage::CreateContent() miscellaneous combobox operations and the pane containing the combobox itself to the right */ - //wxTextCtrl *text; wxSizer *sizerRow; wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL); @@ -277,6 +301,20 @@ void BitmapComboBoxWidgetsPage::CreateContent() // left pane - style box wxStaticBox *box = new wxStaticBox(this, wxID_ANY, _T("&Set style")); + + // should be in sync with ComboKind_XXX values + static const wxString kinds[] = + { + _T("default"), + _T("simple"), + _T("drop down"), + }; + + m_radioKind = new wxRadioBox(this, wxID_ANY, _T("Combobox &kind:"), + wxDefaultPosition, wxDefaultSize, + WXSIZEOF(kinds), kinds, + 1, wxRA_SPECIFY_COLS); + wxSizer *sizerStyle = new wxStaticBoxSizer(box, wxVERTICAL); m_chkSort = CreateCheckBoxAndAddToSizer(sizerStyle, _T("&Sort items")); @@ -286,18 +324,17 @@ void BitmapComboBoxWidgetsPage::CreateContent() sizerStyle->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 3); sizerLeft->Add(sizerStyle, 0, wxGROW | wxALIGN_CENTRE_HORIZONTAL); + sizerLeft->Add(m_radioKind, 0, wxGROW | wxALL, 5); // left pane - other options box box = new wxStaticBox(this, wxID_ANY, _T("Demo options")); wxSizer *sizerOptions = new wxStaticBoxSizer(box, wxVERTICAL); - m_chkScaleimages = CreateCheckBoxAndAddToSizer(sizerOptions, _T("&Scale loaded images to fit")); - sizerRow = CreateSizerWithSmallTextAndLabel(_T("Control &height:"), BitmapComboBoxPage_ChangeHeight, &m_textChangeHeight); - m_textChangeHeight->SetSize(20, -1); + m_textChangeHeight->SetSize(20, wxDefaultCoord); sizerOptions->Add(sizerRow, 0, wxALL | wxFIXED_MINSIZE /*| wxGROW*/, 5); sizerLeft->Add(sizerOptions, 0, wxGROW | wxALIGN_CENTRE_HORIZONTAL | wxTOP, 2); @@ -307,6 +344,9 @@ void BitmapComboBoxWidgetsPage::CreateContent() _T("&Change wxBitmapComboBox contents")); wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL); + btn = new wxButton(this, BitmapComboBoxPage_ContainerTests, _T("Run &tests")); + sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5); + #if wxUSE_IMAGE btn = new wxButton(this, BitmapComboBoxPage_AddWidgetIcons, _T("Add &widget icons")); sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5); @@ -369,8 +409,6 @@ void BitmapComboBoxWidgetsPage::CreateContent() Reset(); SetSizer(sizerTop); - - sizerTop->Fit(this); } // ---------------------------------------------------------------------------- @@ -381,7 +419,6 @@ void BitmapComboBoxWidgetsPage::Reset() { m_chkSort->SetValue(false); m_chkReadonly->SetValue(true); - m_chkScaleimages->SetValue(true); } void BitmapComboBoxWidgetsPage::CreateCombo() @@ -393,6 +430,24 @@ void BitmapComboBoxWidgetsPage::CreateCombo() if ( m_chkReadonly->GetValue() ) flags |= wxCB_READONLY; + switch ( m_radioKind->GetSelection() ) + { + default: + wxFAIL_MSG( _T("unknown combo kind") ); + // fall through + + case ComboKind_Default: + break; + + case ComboKind_Simple: + flags |= wxCB_SIMPLE; + break; + + case ComboKind_DropDown: + flags = wxCB_DROPDOWN; + break; + } + wxArrayString items; wxArrayPtrVoid bitmaps; if ( m_combobox ) @@ -435,7 +490,7 @@ void BitmapComboBoxWidgetsPage::CreateCombo() long h = 0; m_textChangeHeight->GetValue().ToLong(&h); if ( h >= 5 ) - m_combobox->SetSize(-1, h); + m_combobox->SetSize(wxDefaultCoord, h); } // ---------------------------------------------------------------------------- @@ -499,23 +554,31 @@ void BitmapComboBoxWidgetsPage::OnButtonInsert(wxCommandEvent& WXUNUSED(event)) m_textInsert->SetValue(wxString::Format(_T("test item %u"), ++s_item)); } - if (m_combobox->GetSelection() >= 0) - m_combobox->Insert(s, wxNullBitmap, m_combobox->GetSelection()); + int sel = m_combobox->GetSelection(); + if ( sel == wxNOT_FOUND ) + sel = m_combobox->GetCount(); + + m_combobox->Insert(s, wxNullBitmap, m_combobox->GetSelection()); } void BitmapComboBoxWidgetsPage::OnTextChangeHeight(wxCommandEvent& WXUNUSED(event)) { long h = 0; - m_textChangeHeight->GetValue().ToLong(&h); + if ( m_textChangeHeight ) + m_textChangeHeight->GetValue().ToLong(&h); if ( h < 5 ) return; - m_combobox->SetSize(-1, h); + m_combobox->SetSize(wxDefaultCoord, h); } void BitmapComboBoxWidgetsPage::OnButtonLoadFromFile(wxCommandEvent& WXUNUSED(event)) { wxString s; - m_combobox->Insert(s, QueryBitmap(&s), m_combobox->GetSelection()); + int sel = m_combobox->GetSelection(); + if ( sel == wxNOT_FOUND ) + sel = m_combobox->GetCount(); + + m_combobox->Insert(s, QueryBitmap(&s), sel); } void BitmapComboBoxWidgetsPage::OnButtonSetFromFile(wxCommandEvent& WXUNUSED(event)) @@ -541,22 +604,58 @@ void BitmapComboBoxWidgetsPage::OnButtonAddSeveral(wxCommandEvent& WXUNUSED(even void BitmapComboBoxWidgetsPage::OnButtonAddSeveralWithImages(wxCommandEvent& WXUNUSED(event)) { - int i; + static const struct TestEntry + { + const char *text; + unsigned long rgb; + } s_entries[] = + { + { "Red circle", 0x0000ff }, + { "Blue circle", 0xff0000 }, + { "Green circle", 0x00ff00 }, + { "Black circle", 0x000000 }, + }; + + for ( unsigned i = 0; i < WXSIZEOF(s_entries); i++ ) + { + const TestEntry& e = s_entries[i]; + m_combobox->Append(e.text, CreateBitmap(wxColour(e.rgb))); + } +} + +#if wxUSE_IMAGE +void BitmapComboBoxWidgetsPage::RescaleImage(wxImage& image, int w, int h) +{ + if ( image.GetWidth() == w && image.GetHeight() == h ) + return; + + if ( w <= 0 || h <= 0 ) + return; + + static bool isFirstScale = true; - for ( i=0; i<4; i++ ) + if ( isFirstScale && m_combobox->GetCount() > 0 ) { - wxString s; - wxBitmap bmp = CreateRandomBitmap(&s); - m_combobox->Append(s, bmp); + wxMessageBox( wxT("wxBitmapComboBox normally only supports images of one size. ") + wxT("However, for demonstration purposes, loaded bitmaps are scaled to fit ") + wxT("using wxImage::Rescale."), + wxT("Notice"), + wxOK, + this ); + + isFirstScale = false; } + + image.Rescale(w, h); } +#endif void BitmapComboBoxWidgetsPage::LoadWidgetImages( wxArrayString* strings, wxImageList* images ) { wxFileName fn; fn.AssignCwd(); fn.AppendDir(wxT("icons")); - + wxSetCursor(*wxHOURGLASS_CURSOR); if ( !wxDir::Exists(fn.GetFullPath()) || @@ -608,8 +707,7 @@ void BitmapComboBoxWidgetsPage::LoadWidgetImages( wxArrayString* strings, wxImag wxASSERT(fn.FileExists()); wxImage image(fn.GetFullPath()); wxASSERT(image.Ok()); - if ( m_chkScaleimages->GetValue() && foundSize.x > 0 ) - image.Rescale(foundSize.x, foundSize.y); + RescaleImage(image, foundSize.x, foundSize.y); wxBitmap bmp(image); wxASSERT( bmp.Ok() ); #else @@ -627,11 +725,14 @@ void BitmapComboBoxWidgetsPage::OnButtonAddWidgetIcons(wxCommandEvent& WXUNUSED( { wxArrayString strings; - int sz = 32; - //if ( m_chkScaleimages->GetValue() ) - // sz = 16; + wxSize sz = m_combobox->GetBitmapSize(); + if ( sz.x <= 0 ) + { + sz.x = 32; + sz.y = 32; + } - wxImageList images(sz, sz); + wxImageList images(sz.x, sz.y); LoadWidgetImages(&strings, &images); @@ -669,7 +770,7 @@ void BitmapComboBoxWidgetsPage::OnUpdateUIDeleteButton(wxUpdateUIEvent& event) } } -void BitmapComboBoxWidgetsPage::OnUpdateUIDeleteSelButton(wxUpdateUIEvent& event) +void BitmapComboBoxWidgetsPage::OnUpdateUIItemManipulator(wxUpdateUIEvent& event) { if (m_combobox) event.Enable(m_combobox->GetSelection() != wxNOT_FOUND); @@ -730,6 +831,13 @@ wxBitmap BitmapComboBoxWidgetsPage::LoadBitmap(const wxString& filepath) // Get size of existing images in list wxSize foundSize = m_combobox->GetBitmapSize(); + // Have some reasonable maximum size + if ( foundSize.x <= 0 ) + { + foundSize.x = IMG_SIZE_TRUNC; + foundSize.y = IMG_SIZE_TRUNC; + } + wxImage image(filepath); if ( image.Ok() ) { @@ -747,7 +855,7 @@ wxBitmap BitmapComboBoxWidgetsPage::LoadBitmap(const wxString& filepath) if ( h > foundSize.y ) h = foundSize.y; - image.Rescale(w, h); + RescaleImage(image, w, h); } return wxBitmap(image); @@ -765,9 +873,9 @@ wxBitmap BitmapComboBoxWidgetsPage::LoadBitmap(const wxString& WXUNUSED(filepath wxBitmap BitmapComboBoxWidgetsPage::QueryBitmap(wxString* pStr) { wxString filepath = wxFileSelector(wxT("Choose image file"), - wxT(""), - wxT(""), - wxT(""), + wxEmptyString, + wxEmptyString, + wxEmptyString, wxT("*.*"), wxFD_OPEN | wxFD_FILE_MUST_EXIST, this); @@ -786,6 +894,8 @@ wxBitmap BitmapComboBoxWidgetsPage::QueryBitmap(wxString* pStr) bitmap = LoadBitmap(filepath); } + wxLogDebug(wxT("%i, %i"),bitmap.GetWidth(), bitmap.GetHeight()); + ::wxSetCursor( *wxSTANDARD_CURSOR ); return bitmap; @@ -793,33 +903,23 @@ wxBitmap BitmapComboBoxWidgetsPage::QueryBitmap(wxString* pStr) wxBitmap BitmapComboBoxWidgetsPage::CreateBitmap(const wxColour& colour) { - int ch = m_combobox->GetBitmapSize().y; - int h0 = ch - 5; - - long w = ch; - long h = ch; - - if ( w <= 0 ) - w = h0 - 1; - if ( h <= 0 ) - h = h0; - if ( h > ch ) - h = ch; + const int w = 10, + h = 10; wxMemoryDC dc; - wxBitmap bmp(w,h); + wxBitmap bmp(w, h); dc.SelectObject(bmp); // Draw transparent background - wxColour magic(255,0,255); + wxColour magic(255, 0, 255); wxBrush magicBrush(magic); dc.SetBrush(magicBrush); dc.SetPen(*wxTRANSPARENT_PEN); - dc.DrawRectangle(0,0,bmp.GetWidth(),bmp.GetHeight()); + dc.DrawRectangle(0, 0, w, h); // Draw image content dc.SetBrush(wxBrush(colour)); - dc.DrawCircle(h/2,h/2+1,(h/2)); + dc.DrawCircle(h/2, h/2+1, h/2); dc.SelectObject(wxNullBitmap); @@ -830,47 +930,4 @@ wxBitmap BitmapComboBoxWidgetsPage::CreateBitmap(const wxColour& colour) return bmp; } -wxBitmap BitmapComboBoxWidgetsPage::CreateRandomBitmap( wxString* pStr ) -{ - int i = rand() % 6; - const wxChar* str = wxT(""); - wxBitmap bmp; - - if ( i == 0 ) - { - str = wxT("Red Circle"); - bmp = CreateBitmap( *wxRED ); - } - else if ( i == 1 ) - { - str = wxT("Green Circle"); - bmp = CreateBitmap( *wxGREEN ); - } - else if ( i == 2 ) - { - str = wxT("Blue Circle"); - bmp = CreateBitmap( *wxBLUE ); - } - else if ( i == 3 ) - { - str = wxT("Black Circle"); - bmp = CreateBitmap( *wxBLACK ); - } - else if ( i == 4 ) - { - str = wxT("Cyan Circle"); - bmp = CreateBitmap( *wxCYAN ); - } - else if ( i == 5 ) - { - str = wxT("Light Grey Circle"); - bmp = CreateBitmap( *wxLIGHT_GREY ); - } - - if ( pStr ) - *pStr = str; - - return bmp; -} - -#endif //wxUSE_BITMAPCOMBOBOX +#endif // wxUSE_BITMAPCOMBOBOX