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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: gtk/colordlg.cpp | |
3 | // Purpose: Native wxColourDialog for GTK+ | |
4 | // Author: Vaclav Slavik | |
5 | // Modified by: | |
6 | // Created: 2004/06/04 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Vaclav Slavik, 2004 | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) | |
13 | #pragma implementation "colordlg.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #ifdef __BORLANDC__ | |
20 | #pragma hdrstop | |
21 | #endif | |
22 | ||
23 | #if wxUSE_COLOURDLG && defined(__WXGTK20__) | |
24 | ||
25 | #include "wx/colordlg.h" | |
26 | ||
27 | #ifndef WX_PRECOMP | |
28 | #include "wx/intl.h" | |
29 | #endif | |
30 | ||
31 | #include "wx/gtk/private.h" | |
32 | ||
33 | IMPLEMENT_DYNAMIC_CLASS(wxColourDialog, wxDialog) | |
34 | ||
35 | wxColourDialog::wxColourDialog(wxWindow *parent, wxColourData *data) | |
36 | { | |
37 | Create(parent, data); | |
38 | } | |
39 | ||
40 | bool wxColourDialog::Create(wxWindow *parent, wxColourData *data) | |
41 | { | |
42 | if (data) | |
43 | m_data = *data; | |
44 | ||
45 | wxString title(_("Choose colour")); | |
46 | m_widget = gtk_color_selection_dialog_new(wxGTK_CONV(title)); | |
47 | ||
48 | if (parent) | |
49 | gtk_window_set_transient_for(GTK_WINDOW(m_widget), | |
50 | GTK_WINDOW(parent->m_widget)); | |
51 | ||
52 | GtkColorSelection *sel = | |
53 | GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(m_widget)->colorsel); | |
54 | gtk_color_selection_set_has_palette(sel, true); | |
55 | ||
56 | return true; | |
57 | } | |
58 | ||
59 | int wxColourDialog::ShowModal() | |
60 | { | |
61 | ColourDataToDialog(); | |
62 | ||
63 | gint result = gtk_dialog_run(GTK_DIALOG(m_widget)); | |
b25630fb RD |
64 | gtk_widget_hide(m_widget); |
65 | ||
274ad000 VS |
66 | switch (result) |
67 | { | |
68 | default: | |
69 | wxFAIL_MSG(_T("unexpected GtkColorSelectionDialog return code")); | |
70 | // fall through | |
71 | ||
72 | case GTK_RESPONSE_CANCEL: | |
73 | case GTK_RESPONSE_DELETE_EVENT: | |
74 | case GTK_RESPONSE_CLOSE: | |
75 | return wxID_CANCEL; | |
76 | ||
77 | case GTK_RESPONSE_OK: | |
78 | DialogToColourData(); | |
79 | return wxID_OK; | |
80 | }; | |
81 | } | |
82 | ||
83 | void wxColourDialog::ColourDataToDialog() | |
84 | { | |
85 | GtkColorSelection *sel = | |
86 | GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(m_widget)->colorsel); | |
87 | ||
88 | if (m_data.GetColour().Ok()) | |
89 | { | |
90 | gtk_color_selection_set_current_color(sel, | |
91 | m_data.GetColour().GetColor()); | |
92 | } | |
93 | ||
94 | // setup the palette: | |
95 | ||
96 | GdkColor colors[16]; | |
97 | gint n_colors = 0; | |
98 | for (unsigned i = 0; i < 16; i++) | |
99 | { | |
100 | wxColour c = m_data.GetCustomColour(i); | |
101 | if (c.Ok()) | |
102 | { | |
103 | colors[n_colors] = *c.GetColor(); | |
104 | n_colors++; | |
105 | } | |
106 | } | |
107 | ||
108 | gchar *pal = gtk_color_selection_palette_to_string(colors, n_colors); | |
109 | ||
110 | GtkSettings *settings = gtk_widget_get_settings(GTK_WIDGET(sel)); | |
111 | g_object_set(settings, "gtk-color-palette", pal, NULL); | |
112 | ||
113 | g_free(pal); | |
114 | } | |
115 | ||
116 | void wxColourDialog::DialogToColourData() | |
117 | { | |
118 | GtkColorSelection *sel = | |
119 | GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(m_widget)->colorsel); | |
120 | ||
121 | GdkColor clr; | |
122 | gtk_color_selection_get_current_color(sel, &clr); | |
123 | m_data.SetColour(wxColour(clr.red >> 8, clr.green >> 8, clr.blue >> 8)); | |
124 | ||
125 | // Extract custom palette: | |
126 | ||
127 | GtkSettings *settings = gtk_widget_get_settings(GTK_WIDGET(sel)); | |
128 | gchar *pal; | |
129 | g_object_get(settings, "gtk-color-palette", &pal, NULL); | |
130 | ||
131 | GdkColor *colors; | |
132 | gint n_colors; | |
133 | if (gtk_color_selection_palette_from_string(pal, &colors, &n_colors)) | |
134 | { | |
135 | for (int i = 0; i < wxMin(n_colors, 16); i++) | |
136 | { | |
137 | m_data.SetCustomColour(i, wxColour(colors[i].red >> 8, | |
138 | colors[i].green >> 8, | |
139 | colors[i].blue >> 8)); | |
140 | } | |
141 | g_free(colors); | |
142 | } | |
143 | ||
144 | g_free(pal); | |
145 | } | |
146 | ||
147 | #endif // wxUSE_COLOURDLG && defined(__WXGTK20__) | |
148 |