944 lines
28 KiB
C++
944 lines
28 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Program: wxWidgets Widgets Sample
|
|
// Name: bmpcombobox.cpp
|
|
// Purpose: Part of the widgets sample showing wxBitmapComboBox
|
|
// Author: Jaakko Salli
|
|
// Created: Sep-01-2006
|
|
// Copyright: (c) 2006 Jaakko Salli
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
// ============================================================================
|
|
// declarations
|
|
// ============================================================================
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// headers
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// for compilers that support precompilation, includes "wx/wx.h".
|
|
#include "wx/wxprec.h"
|
|
|
|
#ifdef __BORLANDC__
|
|
#pragma hdrstop
|
|
#endif
|
|
|
|
#if wxUSE_BITMAPCOMBOBOX
|
|
|
|
// 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"
|
|
#include "wx/filedlg.h"
|
|
#endif
|
|
|
|
#include "wx/stattext.h"
|
|
#include "wx/dc.h"
|
|
#include "wx/dcmemory.h"
|
|
#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 256
|
|
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// constants
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// control ids
|
|
enum
|
|
{
|
|
BitmapComboBoxPage_Reset = wxID_HIGHEST,
|
|
BitmapComboBoxPage_Insert,
|
|
BitmapComboBoxPage_InsertText,
|
|
BitmapComboBoxPage_ChangeHeight,
|
|
BitmapComboBoxPage_LoadFromFile,
|
|
BitmapComboBoxPage_SetFromFile,
|
|
BitmapComboBoxPage_AddWidgetIcons,
|
|
BitmapComboBoxPage_AddSeveralWithImages,
|
|
BitmapComboBoxPage_AddSeveral,
|
|
BitmapComboBoxPage_AddMany,
|
|
BitmapComboBoxPage_Clear,
|
|
BitmapComboBoxPage_Change,
|
|
BitmapComboBoxPage_Delete,
|
|
BitmapComboBoxPage_DeleteText,
|
|
BitmapComboBoxPage_DeleteSel,
|
|
BitmapComboBoxPage_Combo,
|
|
BitmapComboBoxPage_ContainerTests
|
|
};
|
|
|
|
// kinds of comboboxes
|
|
enum
|
|
{
|
|
ComboKind_Default,
|
|
ComboKind_Simple,
|
|
ComboKind_DropDown
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// BitmapComboBoxWidgetsPage
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class BitmapComboBoxWidgetsPage : public ItemContainerWidgetsPage
|
|
{
|
|
public:
|
|
BitmapComboBoxWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
|
|
|
|
virtual wxWindow *GetWidget() const wxOVERRIDE { return m_combobox; }
|
|
virtual wxItemContainer* GetContainer() const wxOVERRIDE { return m_combobox; }
|
|
virtual void RecreateWidget() wxOVERRIDE { CreateCombo(); }
|
|
|
|
// lazy creation of the content
|
|
virtual void CreateContent() wxOVERRIDE;
|
|
|
|
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 OnTextChangeHeight(wxCommandEvent& event);
|
|
void OnButtonLoadFromFile(wxCommandEvent& event);
|
|
void OnButtonSetFromFile(wxCommandEvent& event);
|
|
void OnButtonAddSeveral(wxCommandEvent& event);
|
|
void OnButtonAddSeveralWithImages(wxCommandEvent& event);
|
|
void OnButtonAddWidgetIcons(wxCommandEvent& event);
|
|
void OnButtonAddMany(wxCommandEvent& event);
|
|
|
|
void OnComboBox(wxCommandEvent& event);
|
|
void OnDropDown(wxCommandEvent& event);
|
|
void OnCloseUp(wxCommandEvent& event);
|
|
void OnComboText(wxCommandEvent& event);
|
|
|
|
void OnCheckOrRadioBox(wxCommandEvent& event);
|
|
|
|
void OnTextPopupWidth(wxCommandEvent& event);
|
|
void OnTextPopupHeight(wxCommandEvent& event);
|
|
void OnTextButtonAll(wxCommandEvent& event);
|
|
|
|
void OnUpdateUIInsert(wxUpdateUIEvent& event);
|
|
void OnUpdateUIClearButton(wxUpdateUIEvent& event);
|
|
void OnUpdateUIDeleteButton(wxUpdateUIEvent& event);
|
|
void OnUpdateUIItemManipulator(wxUpdateUIEvent& event);
|
|
void OnUpdateUIResetButton(wxUpdateUIEvent& event);
|
|
|
|
// reset the bmpcombobox parameters
|
|
void Reset();
|
|
|
|
// (re)create the bmpcombobox
|
|
void CreateCombo();
|
|
|
|
// helpers for creating bitmaps
|
|
wxBitmap CreateBitmap(const wxColour& colour);
|
|
wxBitmap LoadBitmap(const wxString& filepath);
|
|
wxBitmap QueryBitmap(wxString* pStr);
|
|
|
|
void LoadWidgetImages( wxArrayString* strings, wxImageList* images );
|
|
|
|
wxSizer *CreateSizerWithSmallTextAndLabel(const wxString& label,
|
|
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;
|
|
|
|
// the combobox itself and the sizer it is in
|
|
wxBitmapComboBox *m_combobox;
|
|
wxSizer *m_sizerCombo;
|
|
|
|
// the text entries for "Add/change string" and "Delete" buttons
|
|
wxTextCtrl *m_textInsert,
|
|
*m_textChangeHeight,
|
|
*m_textChange,
|
|
*m_textDelete;
|
|
|
|
private:
|
|
wxDECLARE_EVENT_TABLE();
|
|
DECLARE_WIDGETS_PAGE(BitmapComboBoxWidgetsPage)
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// event tables
|
|
// ----------------------------------------------------------------------------
|
|
|
|
wxBEGIN_EVENT_TABLE(BitmapComboBoxWidgetsPage, WidgetsPage)
|
|
EVT_BUTTON(BitmapComboBoxPage_Reset, BitmapComboBoxWidgetsPage::OnButtonReset)
|
|
EVT_BUTTON(BitmapComboBoxPage_Change, BitmapComboBoxWidgetsPage::OnButtonChange)
|
|
EVT_BUTTON(BitmapComboBoxPage_Delete, BitmapComboBoxWidgetsPage::OnButtonDelete)
|
|
EVT_BUTTON(BitmapComboBoxPage_DeleteSel, BitmapComboBoxWidgetsPage::OnButtonDeleteSel)
|
|
EVT_BUTTON(BitmapComboBoxPage_Clear, BitmapComboBoxWidgetsPage::OnButtonClear)
|
|
EVT_BUTTON(BitmapComboBoxPage_Insert, BitmapComboBoxWidgetsPage::OnButtonInsert)
|
|
EVT_BUTTON(BitmapComboBoxPage_AddSeveral, BitmapComboBoxWidgetsPage::OnButtonAddSeveral)
|
|
EVT_BUTTON(BitmapComboBoxPage_AddSeveralWithImages, BitmapComboBoxWidgetsPage::OnButtonAddSeveralWithImages)
|
|
EVT_BUTTON(BitmapComboBoxPage_AddWidgetIcons, BitmapComboBoxWidgetsPage::OnButtonAddWidgetIcons)
|
|
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)
|
|
EVT_TEXT_ENTER(BitmapComboBoxPage_DeleteText, BitmapComboBoxWidgetsPage::OnButtonDelete)
|
|
|
|
EVT_UPDATE_UI(BitmapComboBoxPage_Reset, BitmapComboBoxWidgetsPage::OnUpdateUIResetButton)
|
|
EVT_UPDATE_UI(BitmapComboBoxPage_Insert, BitmapComboBoxWidgetsPage::OnUpdateUIInsert)
|
|
EVT_UPDATE_UI(BitmapComboBoxPage_LoadFromFile, BitmapComboBoxWidgetsPage::OnUpdateUIInsert)
|
|
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::OnUpdateUIItemManipulator)
|
|
EVT_UPDATE_UI(BitmapComboBoxPage_SetFromFile, BitmapComboBoxWidgetsPage::OnUpdateUIItemManipulator)
|
|
EVT_UPDATE_UI(BitmapComboBoxPage_DeleteSel, BitmapComboBoxWidgetsPage::OnUpdateUIItemManipulator)
|
|
|
|
EVT_COMBOBOX_DROPDOWN(BitmapComboBoxPage_Combo, BitmapComboBoxWidgetsPage::OnDropDown)
|
|
EVT_COMBOBOX_CLOSEUP(BitmapComboBoxPage_Combo, BitmapComboBoxWidgetsPage::OnCloseUp)
|
|
EVT_COMBOBOX(BitmapComboBoxPage_Combo, BitmapComboBoxWidgetsPage::OnComboBox)
|
|
EVT_TEXT(BitmapComboBoxPage_Combo, BitmapComboBoxWidgetsPage::OnComboText)
|
|
EVT_TEXT_ENTER(BitmapComboBoxPage_Combo, BitmapComboBoxWidgetsPage::OnComboText)
|
|
|
|
EVT_CHECKBOX(wxID_ANY, BitmapComboBoxWidgetsPage::OnCheckOrRadioBox)
|
|
EVT_RADIOBOX(wxID_ANY, BitmapComboBoxWidgetsPage::OnCheckOrRadioBox)
|
|
wxEND_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, "BitmapCombobox",
|
|
NATIVE_OR_GENERIC_CTRLS | WITH_ITEMS_CTRLS | COMBO_CTRLS
|
|
);
|
|
|
|
|
|
BitmapComboBoxWidgetsPage::BitmapComboBoxWidgetsPage(WidgetsBookCtrl *book,
|
|
wxImageList *imaglist)
|
|
: ItemContainerWidgetsPage(book, imaglist, bmpcombobox_xpm)
|
|
{
|
|
// init everything
|
|
m_chkSort =
|
|
m_chkReadonly = NULL;
|
|
|
|
m_combobox = NULL;
|
|
m_sizerCombo = NULL;
|
|
|
|
m_textInsert =
|
|
m_textChangeHeight =
|
|
m_textChange =
|
|
m_textDelete = NULL;
|
|
}
|
|
|
|
// create a sizer containing a label and a small text ctrl
|
|
wxSizer *BitmapComboBoxWidgetsPage::CreateSizerWithSmallTextAndLabel(const wxString& label,
|
|
wxWindowID id,
|
|
wxTextCtrl **ppText)
|
|
{
|
|
wxControl* control = new wxStaticText(this, wxID_ANY, label);
|
|
wxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL);
|
|
wxTextCtrl *text = new wxTextCtrl(this, id, wxEmptyString,
|
|
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);
|
|
|
|
if ( ppText )
|
|
*ppText = text;
|
|
|
|
return sizerRow;
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::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
|
|
*/
|
|
wxSizer *sizerRow;
|
|
|
|
wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
|
|
|
|
wxSizer *sizerLeft = new wxBoxSizer(wxVERTICAL);
|
|
|
|
// left pane - style box
|
|
wxStaticBox *box = new wxStaticBox(this, wxID_ANY, "&Set style");
|
|
|
|
|
|
// should be in sync with ComboKind_XXX values
|
|
static const wxString kinds[] =
|
|
{
|
|
"default",
|
|
"simple",
|
|
"drop down",
|
|
};
|
|
|
|
m_radioKind = new wxRadioBox(this, wxID_ANY, "Combobox &kind:",
|
|
wxDefaultPosition, wxDefaultSize,
|
|
WXSIZEOF(kinds), kinds,
|
|
1, wxRA_SPECIFY_COLS);
|
|
|
|
wxSizer *sizerStyle = new wxStaticBoxSizer(box, wxVERTICAL);
|
|
|
|
m_chkSort = CreateCheckBoxAndAddToSizer(sizerStyle, "&Sort items");
|
|
m_chkReadonly = CreateCheckBoxAndAddToSizer(sizerStyle, "&Read only");
|
|
|
|
wxButton *btn = new wxButton(this, BitmapComboBoxPage_Reset, "&Reset");
|
|
sizerStyle->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 3);
|
|
|
|
sizerLeft->Add(sizerStyle, wxSizerFlags().Expand());
|
|
sizerLeft->Add(m_radioKind, 0, wxGROW | wxALL, 5);
|
|
|
|
// left pane - other options box
|
|
box = new wxStaticBox(this, wxID_ANY, "Demo options");
|
|
|
|
wxSizer *sizerOptions = new wxStaticBoxSizer(box, wxVERTICAL);
|
|
|
|
sizerRow = CreateSizerWithSmallTextAndLabel("Control &height:",
|
|
BitmapComboBoxPage_ChangeHeight,
|
|
&m_textChangeHeight);
|
|
m_textChangeHeight->SetSize(20, wxDefaultCoord);
|
|
sizerOptions->Add(sizerRow, 0, wxALL | wxFIXED_MINSIZE /*| wxGROW*/, 5);
|
|
|
|
sizerLeft->Add( sizerOptions, wxSizerFlags().Expand().Border(wxTOP, 2));
|
|
|
|
// middle pane
|
|
wxStaticBox *box2 = new wxStaticBox(this, wxID_ANY,
|
|
"&Change wxBitmapComboBox contents");
|
|
wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL);
|
|
|
|
btn = new wxButton(this, BitmapComboBoxPage_ContainerTests, "Run &tests");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
|
|
#if wxUSE_IMAGE
|
|
btn = new wxButton(this, BitmapComboBoxPage_AddWidgetIcons, "Add &widget icons");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
|
|
btn = new wxButton(this, BitmapComboBoxPage_LoadFromFile, "Insert image from &file");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
|
|
btn = new wxButton(this, BitmapComboBoxPage_SetFromFile, "&Set image from file");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
#endif
|
|
|
|
btn = new wxButton(this, BitmapComboBoxPage_AddSeveralWithImages, "A&ppend a few strings with images");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
|
|
btn = new wxButton(this, BitmapComboBoxPage_AddSeveral, "Append a &few strings");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
|
|
btn = new wxButton(this, BitmapComboBoxPage_AddMany, "Append &many strings");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
|
|
sizerRow = CreateSizerWithTextAndButton(BitmapComboBoxPage_Delete,
|
|
"&Delete this item",
|
|
BitmapComboBoxPage_DeleteText,
|
|
&m_textDelete);
|
|
sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
|
|
|
|
btn = new wxButton(this, BitmapComboBoxPage_DeleteSel, "Delete &selection");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
|
|
btn = new wxButton(this, BitmapComboBoxPage_Clear, "&Clear");
|
|
sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
|
|
|
|
#if wxUSE_IMAGE
|
|
wxInitAllImageHandlers();
|
|
#endif
|
|
|
|
// right pane
|
|
wxSizer *sizerRight = new wxBoxSizer(wxVERTICAL);
|
|
m_combobox = new wxBitmapComboBox();
|
|
m_combobox->Create(this, BitmapComboBoxPage_Combo, wxEmptyString,
|
|
wxDefaultPosition, wxDefaultSize,
|
|
0, NULL,
|
|
wxCB_READONLY);
|
|
|
|
#if defined(wxGENERIC_BITMAPCOMBOBOX)
|
|
// This will sure make the list look nicer when larger images are used.
|
|
m_combobox->SetPopupMaxHeight(600);
|
|
#endif
|
|
|
|
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, 0, wxGROW | (wxALL & ~wxLEFT), 10);
|
|
sizerTop->Add(sizerMiddle, 5, wxGROW | wxALL, 10);
|
|
sizerTop->Add(sizerRight, 4, wxGROW | (wxALL & ~wxRIGHT), 10);
|
|
|
|
// final initializations
|
|
Reset();
|
|
|
|
SetSizer(sizerTop);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// operations
|
|
// ----------------------------------------------------------------------------
|
|
|
|
void BitmapComboBoxWidgetsPage::Reset()
|
|
{
|
|
m_chkSort->SetValue(false);
|
|
m_chkReadonly->SetValue(true);
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::CreateCombo()
|
|
{
|
|
int flags = GetAttrs().m_defaultFlags;
|
|
|
|
if ( m_chkSort->GetValue() )
|
|
flags |= wxCB_SORT;
|
|
if ( m_chkReadonly->GetValue() )
|
|
flags |= wxCB_READONLY;
|
|
|
|
switch ( m_radioKind->GetSelection() )
|
|
{
|
|
default:
|
|
wxFAIL_MSG( "unknown combo kind" );
|
|
wxFALLTHROUGH;
|
|
|
|
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 )
|
|
{
|
|
unsigned int count = m_combobox->GetCount();
|
|
for ( unsigned int n = 0; n < count; n++ )
|
|
{
|
|
items.Add(m_combobox->GetString(n));
|
|
wxBitmap bmp = m_combobox->GetItemBitmap(n);
|
|
bitmaps.Add(new wxBitmap(bmp));
|
|
}
|
|
|
|
m_sizerCombo->Detach( m_combobox );
|
|
delete m_combobox;
|
|
}
|
|
|
|
m_combobox = new wxBitmapComboBox();
|
|
m_combobox->Create(this, BitmapComboBoxPage_Combo, wxEmptyString,
|
|
wxDefaultPosition, wxDefaultSize,
|
|
0, NULL,
|
|
flags);
|
|
|
|
#if defined(wxGENERIC_BITMAPCOMBOBOX)
|
|
// This will sure make the list look nicer when larger images are used.
|
|
m_combobox->SetPopupMaxHeight(600);
|
|
#endif
|
|
|
|
unsigned int count = items.GetCount();
|
|
for ( unsigned int n = 0; n < count; n++ )
|
|
{
|
|
wxBitmap* bmp = (wxBitmap*) bitmaps[n];
|
|
m_combobox->Append(items[n], *bmp);
|
|
delete bmp;
|
|
}
|
|
|
|
m_sizerCombo->Add(m_combobox, 0, wxGROW | wxALL, 5);
|
|
m_sizerCombo->Layout();
|
|
|
|
// Allow changing height in order to demonstrate flexible
|
|
// size of image "thumbnail" painted in the control itself.
|
|
long h = 0;
|
|
m_textChangeHeight->GetValue().ToLong(&h);
|
|
if ( h >= 5 )
|
|
m_combobox->SetSize(wxDefaultCoord, h);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// event handlers
|
|
// ----------------------------------------------------------------------------
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
Reset();
|
|
|
|
CreateCombo();
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonChange(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
int sel = m_combobox->GetSelection();
|
|
if ( sel != wxNOT_FOUND )
|
|
{
|
|
#ifndef __WXGTK__
|
|
m_combobox->SetString(sel, m_textChange->GetValue());
|
|
#else
|
|
wxLogMessage("Not implemented in wxGTK");
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonDelete(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
unsigned long n;
|
|
if ( !m_textDelete->GetValue().ToULong(&n) ||
|
|
(n >= m_combobox->GetCount()) )
|
|
{
|
|
return;
|
|
}
|
|
|
|
m_combobox->Delete(n);
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonDeleteSel(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
int sel = m_combobox->GetSelection();
|
|
if ( sel != wxNOT_FOUND )
|
|
{
|
|
m_combobox->Delete(sel);
|
|
}
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonClear(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
m_combobox->Clear();
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::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("test item %u", ++s_item));
|
|
}
|
|
|
|
m_combobox->Insert(s, wxNullBitmap, m_combobox->GetSelection());
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnTextChangeHeight(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
long h = 0;
|
|
if ( m_textChangeHeight )
|
|
m_textChangeHeight->GetValue().ToLong(&h);
|
|
if ( h < 5 )
|
|
return;
|
|
m_combobox->SetSize(wxDefaultCoord, h);
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonLoadFromFile(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
wxString s;
|
|
int sel = m_combobox->GetSelection();
|
|
if ( sel == wxNOT_FOUND )
|
|
sel = m_combobox->GetCount();
|
|
|
|
wxBitmap bmp = QueryBitmap(&s);
|
|
if (bmp.IsOk())
|
|
m_combobox->Insert(s, bmp, sel);
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonSetFromFile(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
wxBitmap bmp = QueryBitmap(NULL);
|
|
if (bmp.IsOk())
|
|
m_combobox->SetItemBitmap(m_combobox->GetSelection(), bmp);
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonAddMany(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
// "many" means 1000 here
|
|
for ( unsigned int n = 0; n < 1000; n++ )
|
|
{
|
|
m_combobox->Append(wxString::Format("item #%u", n));
|
|
}
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonAddSeveral(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
m_combobox->Append("First");
|
|
m_combobox->Append("another one");
|
|
m_combobox->Append("and the last (very very very very very very very very very very long) one");
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonAddSeveralWithImages(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
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;
|
|
|
|
if ( isFirstScale && m_combobox->GetCount() > 0 )
|
|
{
|
|
wxMessageBox( "wxBitmapComboBox normally only supports images of one size. "
|
|
"However, for demonstration purposes, loaded bitmaps are scaled to fit "
|
|
"using wxImage::Rescale.",
|
|
"Notice",
|
|
wxOK,
|
|
this );
|
|
|
|
isFirstScale = false;
|
|
}
|
|
|
|
image.Rescale(w, h);
|
|
}
|
|
#endif
|
|
|
|
void BitmapComboBoxWidgetsPage::LoadWidgetImages( wxArrayString* strings, wxImageList* images )
|
|
{
|
|
wxFileName fn;
|
|
fn.AssignCwd();
|
|
fn.AppendDir("icons");
|
|
|
|
wxSetCursor(*wxHOURGLASS_CURSOR);
|
|
|
|
if ( !wxDir::Exists(fn.GetFullPath()) ||
|
|
!wxDir::GetAllFiles(fn.GetFullPath(),strings,"*.xpm") )
|
|
{
|
|
// Try ../../samples/widgets/icons
|
|
fn.RemoveLastDir();
|
|
fn.RemoveLastDir();
|
|
fn.AppendDir("icons");
|
|
if ( !wxDir::Exists(fn.GetFullPath()) ||
|
|
!wxDir::GetAllFiles(fn.GetFullPath(),strings,"*.xpm") )
|
|
{
|
|
// Try ../../../samples/widgets/icons
|
|
fn.AssignCwd();
|
|
fn.RemoveLastDir();
|
|
fn.RemoveLastDir();
|
|
fn.RemoveLastDir();
|
|
fn.AppendDir("samples");
|
|
fn.AppendDir("widgets");
|
|
fn.AppendDir("icons");
|
|
if ( !wxDir::Exists(fn.GetFullPath()) ||
|
|
!wxDir::GetAllFiles(fn.GetFullPath(),strings,"*.xpm") )
|
|
{
|
|
wxLogWarning("Could not load widget icons.");
|
|
wxSetCursor(*wxSTANDARD_CURSOR);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
unsigned int i;
|
|
|
|
// Get size of existing images in list
|
|
wxSize foundSize = m_combobox->GetBitmapSize();
|
|
if ( !foundSize.IsFullySpecified() )
|
|
foundSize = images->GetSize();
|
|
|
|
for ( i=0; i<strings->size(); i++ )
|
|
{
|
|
fn.SetFullName((*strings)[i]);
|
|
wxString name = fn.GetName();
|
|
|
|
// Handle few exceptions
|
|
if ( name == "bmpbtn" )
|
|
{
|
|
strings->RemoveAt(i);
|
|
i--;
|
|
}
|
|
else
|
|
{
|
|
#if wxUSE_IMAGE
|
|
wxASSERT(fn.FileExists());
|
|
wxImage image(fn.GetFullPath());
|
|
wxASSERT(image.IsOk());
|
|
RescaleImage(image, foundSize.x, foundSize.y);
|
|
wxBitmap bmp(image);
|
|
wxASSERT( bmp.IsOk() );
|
|
#else
|
|
wxBitmap bmp;
|
|
#endif
|
|
images->Add(bmp);
|
|
(*strings)[i] = name;
|
|
|
|
// if the combobox is empty, use as bitmap size of the image list
|
|
// the size of the first valid image loaded
|
|
if (foundSize == wxDefaultSize)
|
|
foundSize = bmp.GetSize();
|
|
}
|
|
}
|
|
|
|
wxSetCursor(*wxSTANDARD_CURSOR);
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnButtonAddWidgetIcons(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
wxArrayString strings;
|
|
|
|
wxSize sz = m_combobox->GetBitmapSize();
|
|
if ( sz.x <= 0 )
|
|
{
|
|
sz.x = 32;
|
|
sz.y = 32;
|
|
}
|
|
|
|
wxImageList images(sz.x, sz.y);
|
|
|
|
LoadWidgetImages(&strings, &images);
|
|
|
|
unsigned int i;
|
|
|
|
for ( i=0; i<strings.size(); i++ )
|
|
{
|
|
m_combobox->Append(strings[i], images.GetBitmap(i));
|
|
}
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnUpdateUIResetButton(wxUpdateUIEvent& event)
|
|
{
|
|
if (m_combobox)
|
|
event.Enable( m_chkSort->GetValue() || m_chkReadonly->GetValue() );
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnUpdateUIInsert(wxUpdateUIEvent& event)
|
|
{
|
|
if (m_combobox)
|
|
{
|
|
bool enable = !(m_combobox->GetWindowStyle() & wxCB_SORT);
|
|
|
|
event.Enable(enable);
|
|
}
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnUpdateUIDeleteButton(wxUpdateUIEvent& event)
|
|
{
|
|
if (m_combobox)
|
|
{
|
|
unsigned long n;
|
|
event.Enable(m_textDelete->GetValue().ToULong(&n) &&
|
|
(n < (unsigned)m_combobox->GetCount()));
|
|
}
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnUpdateUIItemManipulator(wxUpdateUIEvent& event)
|
|
{
|
|
if (m_combobox)
|
|
event.Enable(m_combobox->GetSelection() != wxNOT_FOUND);
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnUpdateUIClearButton(wxUpdateUIEvent& event)
|
|
{
|
|
if (m_combobox)
|
|
event.Enable(m_combobox->GetCount() != 0);
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnComboText(wxCommandEvent& event)
|
|
{
|
|
if (!m_combobox)
|
|
return;
|
|
|
|
wxString s = event.GetString();
|
|
|
|
wxASSERT_MSG( s == m_combobox->GetValue(),
|
|
"event and combobox values should be the same" );
|
|
|
|
if (event.GetEventType() == wxEVT_TEXT_ENTER)
|
|
{
|
|
wxLogMessage("BitmapCombobox enter pressed (now '%s')", s);
|
|
}
|
|
else
|
|
{
|
|
wxLogMessage("BitmapCombobox text changed (now '%s')", s);
|
|
}
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnComboBox(wxCommandEvent& event)
|
|
{
|
|
long sel = event.GetInt();
|
|
m_textDelete->SetValue(wxString::Format("%ld", sel));
|
|
|
|
wxLogMessage("BitmapCombobox item %ld selected", sel);
|
|
|
|
wxLogMessage("BitmapCombobox GetValue(): %s", m_combobox->GetValue() );
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
CreateCombo();
|
|
}
|
|
|
|
#if wxUSE_IMAGE
|
|
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.IsOk() )
|
|
{
|
|
// Rescale very large images
|
|
int ow = image.GetWidth();
|
|
int oh = image.GetHeight();
|
|
|
|
if ( foundSize.x > 0 &&
|
|
(ow != foundSize.x || oh != foundSize.y) )
|
|
{
|
|
int w = ow;
|
|
if ( w > foundSize.x )
|
|
w = foundSize.x;
|
|
int h = oh;
|
|
if ( h > foundSize.y )
|
|
h = foundSize.y;
|
|
|
|
RescaleImage(image, w, h);
|
|
}
|
|
|
|
return wxBitmap(image);
|
|
}
|
|
|
|
return wxNullBitmap;
|
|
}
|
|
#else
|
|
wxBitmap BitmapComboBoxWidgetsPage::LoadBitmap(const wxString& WXUNUSED(filepath))
|
|
{
|
|
return wxNullBitmap;
|
|
}
|
|
#endif
|
|
|
|
wxBitmap BitmapComboBoxWidgetsPage::QueryBitmap(wxString* pStr)
|
|
{
|
|
wxString filepath = wxLoadFileSelector("image",
|
|
wxEmptyString,
|
|
wxEmptyString,
|
|
this);
|
|
|
|
wxBitmap bitmap;
|
|
|
|
::wxSetCursor( *wxHOURGLASS_CURSOR );
|
|
|
|
if ( !filepath.empty() )
|
|
{
|
|
if ( pStr )
|
|
{
|
|
*pStr = wxFileName(filepath).GetName();
|
|
}
|
|
|
|
bitmap = LoadBitmap(filepath);
|
|
}
|
|
|
|
if (bitmap.IsOk())
|
|
{
|
|
wxLogDebug("%i, %i",bitmap.GetWidth(), bitmap.GetHeight());
|
|
}
|
|
|
|
::wxSetCursor( *wxSTANDARD_CURSOR );
|
|
|
|
return bitmap;
|
|
}
|
|
|
|
wxBitmap BitmapComboBoxWidgetsPage::CreateBitmap(const wxColour& colour)
|
|
{
|
|
const int w = 10,
|
|
h = 10;
|
|
|
|
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, w, h);
|
|
|
|
// 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;
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnDropDown(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
wxLogMessage("Combobox dropped down");
|
|
}
|
|
|
|
void BitmapComboBoxWidgetsPage::OnCloseUp(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
wxLogMessage("Combobox closed up");
|
|
}
|
|
|
|
#endif // wxUSE_BITMAPCOMBOBOX
|