111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/gtk/clrpicker.cpp
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// Purpose: implementation of wxColourButton
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// Author: Francesco Montorsi
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// Modified By:
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// Created: 15/04/2006
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// Copyright: (c) Francesco Montorsi
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#if wxUSE_COLOURPICKERCTRL
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#include "wx/clrpicker.h"
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#include <gtk/gtk.h>
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// ============================================================================
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// implementation
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// ============================================================================
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//-----------------------------------------------------------------------------
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// "color-set"
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//-----------------------------------------------------------------------------
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extern "C" {
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static void gtk_clrbutton_setcolor_callback(GtkColorButton *widget,
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wxColourButton *p)
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{
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// update the m_colour member of the wxColourButton
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wxASSERT(p);
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#ifdef __WXGTK3__
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GdkRGBA gdkColor;
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gtk_color_button_get_rgba(widget, &gdkColor);
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#else
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GdkColor gdkColor;
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gtk_color_button_get_color(widget, &gdkColor);
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#endif
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p->GTKSetColour(gdkColor);
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// fire the colour-changed event
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wxColourPickerEvent event(p, p->GetId(), p->GetColour());
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p->HandleWindowEvent(event);
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}
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}
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//-----------------------------------------------------------------------------
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// wxColourButton
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//-----------------------------------------------------------------------------
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wxIMPLEMENT_DYNAMIC_CLASS(wxColourButton, wxButton);
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bool wxColourButton::Create( wxWindow *parent, wxWindowID id,
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const wxColour &col,
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const wxPoint &pos, const wxSize &size,
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long style, const wxValidator& validator,
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const wxString &name )
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{
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if (!PreCreation( parent, pos, size ) ||
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!wxControl::CreateBase(parent, id, pos, size, style, validator, name))
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{
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wxFAIL_MSG( wxT("wxColourButton creation failed") );
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return false;
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}
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m_colour = col;
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#ifdef __WXGTK3__
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m_widget = gtk_color_button_new_with_rgba(m_colour);
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#else
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m_widget = gtk_color_button_new_with_color( m_colour.GetColor() );
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#endif
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g_object_ref(m_widget);
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// Display opacity slider
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g_object_set(G_OBJECT(m_widget), "use-alpha",
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static_cast<bool>(style & wxCLRP_SHOW_ALPHA), NULL);
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// GtkColourButton signals
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g_signal_connect(m_widget, "color-set",
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G_CALLBACK(gtk_clrbutton_setcolor_callback), this);
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m_parent->DoAddChild( this );
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PostCreation(size);
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SetInitialSize(size);
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return true;
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}
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wxColourButton::~wxColourButton()
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{
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}
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void wxColourButton::UpdateColour()
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{
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#ifdef __WXGTK3__
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gtk_color_button_set_rgba(GTK_COLOR_BUTTON(m_widget), m_colour);
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#else
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gtk_color_button_set_color(GTK_COLOR_BUTTON(m_widget), m_colour.GetColor());
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#endif
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}
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#endif // wxUSE_COLOURPICKERCTRL
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