initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/samples/widgets/clrpicker.cpp

@@ -0,0 +1,251 @@
+/////////////////////////////////////////////////////////////////////////////
+// Program:     wxWidgets Widgets Sample
+// Name:        clrpicker.cpp
+// Purpose:     Shows wxColourPickerCtrl
+// Author:      Francesco Montorsi
+// Created:     20/6/2006
+// Copyright:   (c) 2006 Francesco Montorsi
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// for compilers that support precompilation, includes "wx/wx.h".
+#include "wx/wxprec.h"
+
+
+#if wxUSE_COLOURPICKERCTRL
+
+// for all others, include the necessary headers
+#ifndef WX_PRECOMP
+    #include "wx/app.h"
+    #include "wx/log.h"
+    #include "wx/radiobox.h"
+    #include "wx/statbox.h"
+#endif
+
+#include "wx/artprov.h"
+#include "wx/sizer.h"
+#include "wx/stattext.h"
+#include "wx/checkbox.h"
+#include "wx/imaglist.h"
+
+#include "wx/clrpicker.h"
+#include "widgets.h"
+
+#include "icons/clrpicker.xpm"
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+// control ids
+enum
+{
+    PickerPage_Reset = wxID_HIGHEST,
+    PickerPage_Colour
+};
+
+
+// ----------------------------------------------------------------------------
+// ColourPickerWidgetsPage
+// ----------------------------------------------------------------------------
+
+class ColourPickerWidgetsPage : public WidgetsPage
+{
+public:
+    ColourPickerWidgetsPage(WidgetsBookCtrl *book, wxVector<wxBitmapBundle>& imaglist);
+
+    virtual wxWindow *GetWidget() const override { return m_clrPicker; }
+    virtual void RecreateWidget() override { RecreatePicker(); }
+
+    // lazy creation of the content
+    virtual void CreateContent() override;
+
+protected:
+
+    // called only once at first construction
+    void CreatePicker();
+
+    // called to recreate an existing control
+    void RecreatePicker();
+
+    // restore the checkboxes state to the initial values
+    void Reset();
+
+
+    void OnColourChange(wxColourPickerEvent &ev);
+    void OnColourCurrentChanged(wxColourPickerEvent &ev);
+    void OnColourDialogCancelled(wxColourPickerEvent &ev);
+
+    void OnCheckBox(wxCommandEvent &ev);
+    void OnButtonReset(wxCommandEvent &ev);
+
+    // the picker
+    wxColourPickerCtrl *m_clrPicker;
+
+
+    // other controls
+    // --------------
+
+    wxCheckBox *m_chkColourTextCtrl,
+               *m_chkColourShowLabel,
+               *m_chkColourShowAlpha;
+    wxBoxSizer *m_sizer;
+
+private:
+    wxDECLARE_EVENT_TABLE();
+    DECLARE_WIDGETS_PAGE(ColourPickerWidgetsPage)
+};
+
+// ----------------------------------------------------------------------------
+// event tables
+// ----------------------------------------------------------------------------
+
+wxBEGIN_EVENT_TABLE(ColourPickerWidgetsPage, WidgetsPage)
+    EVT_BUTTON(PickerPage_Reset, ColourPickerWidgetsPage::OnButtonReset)
+
+    EVT_COLOURPICKER_CHANGED(PickerPage_Colour, ColourPickerWidgetsPage::OnColourChange)
+    EVT_COLOURPICKER_CURRENT_CHANGED(PickerPage_Colour, ColourPickerWidgetsPage::OnColourCurrentChanged)
+    EVT_COLOURPICKER_DIALOG_CANCELLED(PickerPage_Colour, ColourPickerWidgetsPage::OnColourDialogCancelled)
+
+    EVT_CHECKBOX(wxID_ANY, ColourPickerWidgetsPage::OnCheckBox)
+wxEND_EVENT_TABLE()
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+#if defined(__WXGTK__)
+    #define FAMILY_CTRLS NATIVE_CTRLS
+#else
+    #define FAMILY_CTRLS GENERIC_CTRLS
+#endif
+
+IMPLEMENT_WIDGETS_PAGE(ColourPickerWidgetsPage, "ColourPicker",
+                       PICKER_CTRLS | FAMILY_CTRLS);
+
+ColourPickerWidgetsPage::ColourPickerWidgetsPage(WidgetsBookCtrl *book,
+                                     wxVector<wxBitmapBundle>& imaglist)
+                  : WidgetsPage(book, imaglist, clrpicker_xpm)
+{
+}
+
+void ColourPickerWidgetsPage::CreateContent()
+{
+    // left pane
+    wxSizer *boxleft = new wxBoxSizer(wxVERTICAL);
+
+    wxStaticBoxSizer *styleSizer = new wxStaticBoxSizer(wxVERTICAL, this, "&ColourPicker style");
+    wxStaticBox* const styleSizerBox = styleSizer->GetStaticBox();
+
+    m_chkColourTextCtrl = CreateCheckBoxAndAddToSizer(styleSizer, "With textctrl", wxID_ANY, styleSizerBox);
+    m_chkColourShowLabel = CreateCheckBoxAndAddToSizer(styleSizer, "With label", wxID_ANY, styleSizerBox);
+    m_chkColourShowAlpha = CreateCheckBoxAndAddToSizer(styleSizer, "With opacity", wxID_ANY, styleSizerBox);
+    boxleft->Add(styleSizer, 0, wxALL|wxGROW, 5);
+
+    boxleft->Add(new wxButton(this, PickerPage_Reset, "&Reset"),
+                 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
+
+    Reset();    // set checkboxes state
+
+    // create pickers
+    m_clrPicker = nullptr;
+    CreatePicker();
+
+    // right pane
+    m_sizer = new wxBoxSizer(wxVERTICAL);
+    m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
+    m_sizer->Add(m_clrPicker, 0, wxALIGN_CENTER|wxALL, 5);
+    m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
+
+    // global pane
+    wxSizer *sz = new wxBoxSizer(wxHORIZONTAL);
+    sz->Add(boxleft, 0, wxGROW|wxALL, 5);
+    sz->Add(m_sizer, 1, wxGROW|wxALL, 5);
+
+    SetSizer(sz);
+}
+
+void ColourPickerWidgetsPage::CreatePicker()
+{
+    delete m_clrPicker;
+
+    long style = GetAttrs().m_defaultFlags;
+
+    if ( m_chkColourTextCtrl->GetValue() )
+        style |= wxCLRP_USE_TEXTCTRL;
+
+    if ( m_chkColourShowLabel->GetValue() )
+        style |= wxCLRP_SHOW_LABEL;
+
+    if ( m_chkColourShowAlpha->GetValue() )
+        style |= wxCLRP_SHOW_ALPHA;
+
+    m_clrPicker = new wxColourPickerCtrl(this, PickerPage_Colour, *wxRED,
+                                         wxDefaultPosition, wxDefaultSize,
+                                         style);
+
+    NotifyWidgetRecreation(m_clrPicker);
+}
+
+void ColourPickerWidgetsPage::RecreatePicker()
+{
+    m_sizer->Remove(1);
+    CreatePicker();
+    m_sizer->Insert(1, m_clrPicker, 0, wxALIGN_CENTER|wxALL, 5);
+
+    m_sizer->Layout();
+}
+
+void ColourPickerWidgetsPage::Reset()
+{
+    m_chkColourTextCtrl->SetValue((wxCLRP_DEFAULT_STYLE & wxCLRP_USE_TEXTCTRL) != 0);
+    m_chkColourShowLabel->SetValue((wxCLRP_DEFAULT_STYLE & wxCLRP_SHOW_LABEL) != 0);
+    m_chkColourShowAlpha->SetValue((wxCLRP_DEFAULT_STYLE & wxCLRP_SHOW_ALPHA) != 0);
+}
+
+
+// ----------------------------------------------------------------------------
+// event handlers
+// ----------------------------------------------------------------------------
+
+void ColourPickerWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
+{
+    Reset();
+    RecreatePicker();
+}
+
+void ColourPickerWidgetsPage::OnColourChange(wxColourPickerEvent& event)
+{
+    wxLogMessage("The colour changed to '%s' !",
+                 event.GetColour().GetAsString(wxC2S_CSS_SYNTAX));
+}
+
+void ColourPickerWidgetsPage::OnColourCurrentChanged(wxColourPickerEvent& event)
+{
+    wxLogMessage("The currently selected colour changed to '%s'",
+        event.GetColour().GetAsString(wxC2S_CSS_SYNTAX));
+}
+
+void ColourPickerWidgetsPage::OnColourDialogCancelled(wxColourPickerEvent& event)
+{
+    wxLogMessage("Colour selection dialog cancelled, current colour is '%s'",
+        event.GetColour().GetAsString(wxC2S_CSS_SYNTAX));
+}
+
+void ColourPickerWidgetsPage::OnCheckBox(wxCommandEvent &event)
+{
+    if (event.GetEventObject() == m_chkColourTextCtrl ||
+        event.GetEventObject() == m_chkColourShowLabel ||
+        event.GetEventObject() == m_chkColourShowAlpha)
+        RecreatePicker();
+}
+
+#endif  //  wxUSE_COLOURPICKERCTRL