src/msw/colordlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/colordlg.cpp
   3 // Purpose:     wxColourDialog class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  21     #pragma implementation "colordlg.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include <stdio.h>
  33     #include "wx/defs.h"
  34     #include "wx/bitmap.h"
  35     #include "wx/pen.h"
  36     #include "wx/brush.h"
  37     #include "wx/colour.h"
  38     #include "wx/gdicmn.h"
  39     #include "wx/utils.h"
  40     #include "wx/frame.h"
  41     #include "wx/dialog.h"
  42     #include "wx/msgdlg.h"
  43 #endif
  44
  45 #if wxUSE_COLOURDLG && !defined(__SMARTPHONE__)
  46
  47 #include "wx/msw/private.h"
  48 #include "wx/colordlg.h"
  49 #include "wx/cmndata.h"
  50
  51 #if !defined(__WIN32__) || defined(__WXWINCE__)
  52     #include <commdlg.h>
  53 #endif
  54
  55 #include <math.h>
  56 #include <stdlib.h>
  57 #include <string.h>
  58
  59 // ----------------------------------------------------------------------------
  60 // wxWin macros
  61 // ----------------------------------------------------------------------------
  62
  63 IMPLEMENT_DYNAMIC_CLASS(wxColourDialog, wxDialog)
  64
  65 // ============================================================================
  66 // implementation
  67 // ============================================================================
  68
  69 // ----------------------------------------------------------------------------
  70 // colour dialog hook proc
  71 // ----------------------------------------------------------------------------
  72
  73 UINT_PTR CALLBACK
  74 wxColourDialogHookProc(HWND hwnd,
  75                        UINT uiMsg,
  76                        WPARAM WXUNUSED(wParam),
  77                        LPARAM lParam)
  78 {
  79     if ( uiMsg == WM_INITDIALOG )
  80     {
  81         CHOOSECOLOR *pCC = (CHOOSECOLOR *)lParam;
  82         wxColourDialog *dialog = (wxColourDialog *)pCC->lCustData;
  83
  84         ::SetWindowText(hwnd, dialog->GetTitle());
  85
  86         wxPoint pos = dialog->GetPosition();
  87         if ( pos != wxDefaultPosition )
  88         {
  89             ::SetWindowPos(hwnd, NULL /* Z-order: ignored */,
  90                            pos.x, pos.y, -1, -1,
  91                            SWP_NOSIZE | SWP_NOZORDER);
  92         }
  93     }
  94
  95     return 0;
  96 }
  97
  98 // ----------------------------------------------------------------------------
  99 // wxColourDialog
 100 // ----------------------------------------------------------------------------
 101
 102 wxColourDialog::wxColourDialog()
 103 {
 104     m_pos = wxDefaultPosition;
 105 }
 106
 107 wxColourDialog::wxColourDialog(wxWindow *parent, wxColourData *data)
 108 {
 109     m_pos = wxDefaultPosition;
 110
 111     Create(parent, data);
 112 }
 113
 114 bool wxColourDialog::Create(wxWindow *parent, wxColourData *data)
 115 {
 116     m_parent = parent;
 117     if (data)
 118         m_colourData = *data;
 119
 120     return TRUE;
 121 }
 122
 123 int wxColourDialog::ShowModal()
 124 {
 125     CHOOSECOLOR chooseColorStruct;
 126     COLORREF custColours[16];
 127     memset(&chooseColorStruct, 0, sizeof(CHOOSECOLOR));
 128
 129     int i;
 130     for (i = 0; i < 16; i++)
 131     {
 132         if (m_colourData.m_custColours[i].Ok())
 133             custColours[i] = wxColourToRGB(m_colourData.m_custColours[i]);
 134         else
 135             custColours[i] = RGB(255,255,255);
 136     }
 137
 138     chooseColorStruct.lStructSize = sizeof(CHOOSECOLOR);
 139     if ( m_parent )
 140         chooseColorStruct.hwndOwner = GetHwndOf(m_parent);
 141     chooseColorStruct.rgbResult = wxColourToRGB(m_colourData.m_dataColour);
 142     chooseColorStruct.lpCustColors = custColours;
 143
 144     chooseColorStruct.Flags = CC_RGBINIT | CC_ENABLEHOOK;
 145     chooseColorStruct.lCustData = (LPARAM)this;
 146     chooseColorStruct.lpfnHook = wxColourDialogHookProc;
 147
 148     if (m_colourData.GetChooseFull())
 149         chooseColorStruct.Flags |= CC_FULLOPEN;
 150
 151     // Do the modal dialog
 152     bool success = ::ChooseColor(&(chooseColorStruct)) != 0;
 153
 154     // Try to highlight the correct window (the parent)
 155     HWND hWndParent = 0;
 156     if (GetParent())
 157     {
 158       hWndParent = (HWND) GetParent()->GetHWND();
 159       if (hWndParent)
 160         ::BringWindowToTop(hWndParent);
 161     }
 162
 163
 164     // Restore values
 165     for (i = 0; i < 16; i++)
 166     {
 167       wxRGBToColour(m_colourData.m_custColours[i], custColours[i]);
 168     }
 169
 170     wxRGBToColour(m_colourData.m_dataColour, chooseColorStruct.rgbResult);
 171
 172     return success ? wxID_OK : wxID_CANCEL;
 173 }
 174
 175 // ----------------------------------------------------------------------------
 176 // title
 177 // ----------------------------------------------------------------------------
 178
 179 void wxColourDialog::SetTitle(const wxString& title)
 180 {
 181     m_title = title;
 182 }
 183
 184 wxString wxColourDialog::GetTitle() const
 185 {
 186     return m_title;
 187 }
 188
 189 // ----------------------------------------------------------------------------
 190 // position/size
 191 // ----------------------------------------------------------------------------
 192
 193 void wxColourDialog::DoGetPosition(int *x, int *y) const
 194 {
 195     if ( x )
 196         *x = m_pos.x;
 197     if ( y )
 198         *y = m_pos.y;
 199 }
 200
 201 void wxColourDialog::DoSetSize(int x, int y,
 202                                int WXUNUSED(width), int WXUNUSED(height),
 203                                int WXUNUSED(sizeFlags))
 204 {
 205     if ( x != -1 )
 206         m_pos.x = x;
 207
 208     if ( y != -1 )
 209         m_pos.y = y;
 210
 211     // ignore the size params - we can't change the size of a standard dialog
 212     return;
 213 }
 214
 215 // NB: of course, both of these functions are completely bogus, but it's better
 216 //     than nothing
 217 void wxColourDialog::DoGetSize(int *width, int *height) const
 218 {
 219     // the standard dialog size
 220     if ( width )
 221         *width = 225;
 222     if ( height )
 223         *height = 324;
 224 }
 225
 226 void wxColourDialog::DoGetClientSize(int *width, int *height) const
 227 {
 228     // the standard dialog size
 229     if ( width )
 230         *width = 219;
 231     if ( height )
 232         *height = 299;
 233 }
 234
 235 #endif