| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: gtk/settings.cpp |
| 3 | // Purpose: |
| 4 | // Author: Robert Roebling |
| 5 | // Id: $Id$ |
| 6 | // Copyright: (c) 1998 Robert Roebling |
| 7 | // Licence: wxWindows licence |
| 8 | ///////////////////////////////////////////////////////////////////////////// |
| 9 | |
| 10 | |
| 11 | #ifdef __GNUG__ |
| 12 | #pragma implementation "settings.h" |
| 13 | #endif |
| 14 | |
| 15 | #include "wx/settings.h" |
| 16 | #include "wx/debug.h" |
| 17 | #include "wx/module.h" |
| 18 | #include "wx/cmndata.h" |
| 19 | |
| 20 | #include <gdk/gdk.h> |
| 21 | #include <gdk/gdkprivate.h> |
| 22 | #include <gtk/gtk.h> |
| 23 | |
| 24 | #define SHIFT (8*(sizeof(short int)-sizeof(char))) |
| 25 | |
| 26 | //wxColour *g_systemWinColour = (wxColour *) NULL; |
| 27 | wxColour *g_systemBtnFaceColour = (wxColour *) NULL; |
| 28 | wxColour *g_systemBtnShadowColour = (wxColour *) NULL; |
| 29 | wxColour *g_systemBtnHighlightColour = (wxColour *) NULL; |
| 30 | wxColour *g_systemHighlightColour = (wxColour *) NULL; |
| 31 | wxColour *g_systemHighlightTextColour = (wxColour *) NULL; |
| 32 | wxColour *g_systemListBoxColour = (wxColour *) NULL; |
| 33 | wxColour *g_systemBtnTextColour = (wxColour *) NULL; |
| 34 | |
| 35 | wxFont *g_systemFont = (wxFont *) NULL; |
| 36 | |
| 37 | // ---------------------------------------------------------------------------- |
| 38 | // wxSystemSettingsModule |
| 39 | // ---------------------------------------------------------------------------- |
| 40 | |
| 41 | class wxSystemSettingsModule : public wxModule |
| 42 | { |
| 43 | public: |
| 44 | bool OnInit() { return TRUE; } |
| 45 | void OnExit() |
| 46 | { |
| 47 | //delete g_systemWinColour; |
| 48 | delete g_systemBtnFaceColour; |
| 49 | delete g_systemBtnShadowColour; |
| 50 | delete g_systemBtnHighlightColour; |
| 51 | delete g_systemHighlightColour; |
| 52 | delete g_systemHighlightTextColour; |
| 53 | delete g_systemListBoxColour; |
| 54 | delete g_systemFont; |
| 55 | delete g_systemBtnTextColour; |
| 56 | } |
| 57 | DECLARE_DYNAMIC_CLASS(wxSystemSettingsModule) |
| 58 | }; |
| 59 | |
| 60 | IMPLEMENT_DYNAMIC_CLASS(wxSystemSettingsModule, wxModule) |
| 61 | |
| 62 | // ---------------------------------------------------------------------------- |
| 63 | // wxSystemSettings implementation |
| 64 | // ---------------------------------------------------------------------------- |
| 65 | |
| 66 | // kind of widget to use in GetColourFromGTKWidget |
| 67 | enum wxGtkWidgetType |
| 68 | { |
| 69 | wxGTK_BUTTON, |
| 70 | wxGTK_LIST |
| 71 | }; |
| 72 | |
| 73 | // the colour we need |
| 74 | enum wxGtkColourType |
| 75 | { |
| 76 | wxGTK_FG, |
| 77 | wxGTK_BG, |
| 78 | wxGTK_BASE |
| 79 | }; |
| 80 | |
| 81 | // wxSystemSettings::GetColour() helper: get the colours from a GTK+ |
| 82 | // widget style, return true if we did get them, false to use defaults |
| 83 | static bool GetColourFromGTKWidget(int& red, int& green, int& blue, |
| 84 | wxGtkWidgetType type = wxGTK_BUTTON, |
| 85 | GtkStateType state = GTK_STATE_NORMAL, |
| 86 | wxGtkColourType colour = wxGTK_BG) |
| 87 | { |
| 88 | GtkWidget *widget; |
| 89 | switch ( type ) |
| 90 | { |
| 91 | default: |
| 92 | wxFAIL_MSG( _T("unexpected GTK widget type") ); |
| 93 | // fall through |
| 94 | |
| 95 | case wxGTK_BUTTON: |
| 96 | widget = gtk_button_new(); |
| 97 | break; |
| 98 | |
| 99 | case wxGTK_LIST: |
| 100 | widget = gtk_list_new(); |
| 101 | } |
| 102 | |
| 103 | GtkStyle *def = gtk_rc_get_style( widget ); |
| 104 | if ( !def ) |
| 105 | def = gtk_widget_get_default_style(); |
| 106 | |
| 107 | bool ok; |
| 108 | if ( def ) |
| 109 | { |
| 110 | GdkColor *col; |
| 111 | switch ( colour ) |
| 112 | { |
| 113 | default: |
| 114 | wxFAIL_MSG( _T("unexpected GTK colour type") ); |
| 115 | // fall through |
| 116 | |
| 117 | case wxGTK_FG: |
| 118 | col = def->fg; |
| 119 | break; |
| 120 | |
| 121 | case wxGTK_BG: |
| 122 | col = def->bg; |
| 123 | break; |
| 124 | |
| 125 | case wxGTK_BASE: |
| 126 | col = def->base; |
| 127 | break; |
| 128 | } |
| 129 | |
| 130 | red = col[state].red; |
| 131 | green = col[state].green; |
| 132 | blue = col[state].blue; |
| 133 | |
| 134 | ok = TRUE; |
| 135 | } |
| 136 | else |
| 137 | { |
| 138 | ok = FALSE; |
| 139 | } |
| 140 | |
| 141 | gtk_widget_destroy( widget ); |
| 142 | |
| 143 | return ok; |
| 144 | } |
| 145 | |
| 146 | wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) |
| 147 | { |
| 148 | switch (index) |
| 149 | { |
| 150 | case wxSYS_COLOUR_SCROLLBAR: |
| 151 | case wxSYS_COLOUR_BACKGROUND: |
| 152 | case wxSYS_COLOUR_ACTIVECAPTION: |
| 153 | case wxSYS_COLOUR_INACTIVECAPTION: |
| 154 | case wxSYS_COLOUR_MENU: |
| 155 | case wxSYS_COLOUR_WINDOWFRAME: |
| 156 | case wxSYS_COLOUR_ACTIVEBORDER: |
| 157 | case wxSYS_COLOUR_INACTIVEBORDER: |
| 158 | case wxSYS_COLOUR_BTNFACE: |
| 159 | case wxSYS_COLOUR_MENUBAR: |
| 160 | case wxSYS_COLOUR_3DLIGHT: |
| 161 | if (!g_systemBtnFaceColour) |
| 162 | { |
| 163 | int red, green, blue; |
| 164 | if ( !GetColourFromGTKWidget(red, green, blue) ) |
| 165 | { |
| 166 | red = |
| 167 | green = 0; |
| 168 | blue = 0x9c40; |
| 169 | } |
| 170 | |
| 171 | g_systemBtnFaceColour = new wxColour( red >> SHIFT, |
| 172 | green >> SHIFT, |
| 173 | blue >> SHIFT ); |
| 174 | } |
| 175 | return *g_systemBtnFaceColour; |
| 176 | |
| 177 | case wxSYS_COLOUR_WINDOW: |
| 178 | return *wxWHITE; |
| 179 | |
| 180 | case wxSYS_COLOUR_3DDKSHADOW: |
| 181 | return *wxBLACK; |
| 182 | |
| 183 | case wxSYS_COLOUR_GRAYTEXT: |
| 184 | case wxSYS_COLOUR_BTNSHADOW: |
| 185 | //case wxSYS_COLOUR_3DSHADOW: |
| 186 | if (!g_systemBtnShadowColour) |
| 187 | { |
| 188 | wxColour faceColour(GetColour(wxSYS_COLOUR_3DFACE)); |
| 189 | g_systemBtnShadowColour = |
| 190 | new wxColour((unsigned char) (faceColour.Red() * 0.666), |
| 191 | (unsigned char) (faceColour.Green() * 0.666), |
| 192 | (unsigned char) (faceColour.Blue() * 0.666)); |
| 193 | } |
| 194 | |
| 195 | return *g_systemBtnShadowColour; |
| 196 | |
| 197 | case wxSYS_COLOUR_3DHIGHLIGHT: |
| 198 | //case wxSYS_COLOUR_BTNHIGHLIGHT: |
| 199 | return * wxWHITE; |
| 200 | /* I think this should normally be white (JACS 8/2000) |
| 201 | |
| 202 | Hmm, I'm quite sure it shouldn't ... (VZ 20.08.01) |
| 203 | if (!g_systemBtnHighlightColour) |
| 204 | { |
| 205 | g_systemBtnHighlightColour = |
| 206 | new wxColour( 0xea60 >> SHIFT, |
| 207 | 0xea60 >> SHIFT, |
| 208 | 0xea60 >> SHIFT ); |
| 209 | } |
| 210 | return *g_systemBtnHighlightColour; |
| 211 | */ |
| 212 | |
| 213 | case wxSYS_COLOUR_HIGHLIGHT: |
| 214 | if (!g_systemHighlightColour) |
| 215 | { |
| 216 | int red, green, blue; |
| 217 | if ( !GetColourFromGTKWidget(red, green, blue, |
| 218 | wxGTK_BUTTON, |
| 219 | GTK_STATE_SELECTED) ) |
| 220 | { |
| 221 | red = |
| 222 | green = 0; |
| 223 | blue = 0x9c40; |
| 224 | } |
| 225 | |
| 226 | g_systemHighlightColour = new wxColour( red >> SHIFT, |
| 227 | green >> SHIFT, |
| 228 | blue >> SHIFT ); |
| 229 | } |
| 230 | return *g_systemHighlightColour; |
| 231 | |
| 232 | case wxSYS_COLOUR_LISTBOX: |
| 233 | if (!g_systemListBoxColour) |
| 234 | { |
| 235 | int red, green, blue; |
| 236 | if ( GetColourFromGTKWidget(red, green, blue, |
| 237 | wxGTK_LIST, |
| 238 | GTK_STATE_NORMAL, |
| 239 | wxGTK_BASE) ) |
| 240 | { |
| 241 | g_systemListBoxColour = new wxColour( red >> SHIFT, |
| 242 | green >> SHIFT, |
| 243 | blue >> SHIFT ); |
| 244 | } |
| 245 | else |
| 246 | { |
| 247 | g_systemListBoxColour = new wxColour(*wxWHITE); |
| 248 | } |
| 249 | } |
| 250 | return *g_systemListBoxColour; |
| 251 | |
| 252 | case wxSYS_COLOUR_MENUTEXT: |
| 253 | case wxSYS_COLOUR_WINDOWTEXT: |
| 254 | case wxSYS_COLOUR_CAPTIONTEXT: |
| 255 | case wxSYS_COLOUR_INACTIVECAPTIONTEXT: |
| 256 | case wxSYS_COLOUR_BTNTEXT: |
| 257 | case wxSYS_COLOUR_INFOTEXT: |
| 258 | if (!g_systemBtnTextColour) |
| 259 | { |
| 260 | int red, green, blue; |
| 261 | if ( !GetColourFromGTKWidget(red, green, blue, |
| 262 | wxGTK_BUTTON, |
| 263 | GTK_STATE_NORMAL, |
| 264 | wxGTK_FG) ) |
| 265 | { |
| 266 | red = |
| 267 | green = |
| 268 | blue = 0; |
| 269 | } |
| 270 | |
| 271 | g_systemBtnTextColour = new wxColour( red >> SHIFT, |
| 272 | green >> SHIFT, |
| 273 | blue >> SHIFT ); |
| 274 | } |
| 275 | return *g_systemBtnTextColour; |
| 276 | |
| 277 | // this (as well as wxSYS_COLOUR_INFOTEXT above) is used for |
| 278 | // tooltip windows - Robert, please change this code to use the |
| 279 | // real GTK tooltips when/if you can (TODO) |
| 280 | case wxSYS_COLOUR_INFOBK: |
| 281 | return wxColour(255, 255, 225); |
| 282 | |
| 283 | case wxSYS_COLOUR_HIGHLIGHTTEXT: |
| 284 | if (!g_systemHighlightTextColour) |
| 285 | { |
| 286 | wxColour hclr = GetColour(wxSYS_COLOUR_HIGHLIGHT); |
| 287 | if (hclr.Red() > 200 && hclr.Green() > 200 && hclr.Blue() > 200) |
| 288 | g_systemHighlightTextColour = new wxColour(*wxBLACK); |
| 289 | else |
| 290 | g_systemHighlightTextColour = new wxColour(*wxWHITE); |
| 291 | } |
| 292 | return *g_systemHighlightTextColour; |
| 293 | |
| 294 | case wxSYS_COLOUR_APPWORKSPACE: |
| 295 | return *wxWHITE; // ? |
| 296 | |
| 297 | case wxSYS_COLOUR_HOTLIGHT: |
| 298 | case wxSYS_COLOUR_GRADIENTACTIVECAPTION: |
| 299 | case wxSYS_COLOUR_GRADIENTINACTIVECAPTION: |
| 300 | case wxSYS_COLOUR_MENUHILIGHT: |
| 301 | // TODO |
| 302 | return *wxBLACK; |
| 303 | |
| 304 | case wxSYS_COLOUR_MAX: |
| 305 | default: |
| 306 | wxFAIL_MSG( _T("unknown system colour index") ); |
| 307 | } |
| 308 | |
| 309 | return *wxWHITE; |
| 310 | } |
| 311 | |
| 312 | wxFont wxSystemSettingsNative::GetFont( wxSystemFont index ) |
| 313 | { |
| 314 | switch (index) |
| 315 | { |
| 316 | case wxSYS_OEM_FIXED_FONT: |
| 317 | case wxSYS_ANSI_FIXED_FONT: |
| 318 | case wxSYS_SYSTEM_FIXED_FONT: |
| 319 | { |
| 320 | return *wxNORMAL_FONT; |
| 321 | } |
| 322 | case wxSYS_ANSI_VAR_FONT: |
| 323 | case wxSYS_SYSTEM_FONT: |
| 324 | case wxSYS_DEVICE_DEFAULT_FONT: |
| 325 | case wxSYS_DEFAULT_GUI_FONT: |
| 326 | { |
| 327 | if (!g_systemFont) |
| 328 | { |
| 329 | g_systemFont = new wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL ); |
| 330 | |
| 331 | } |
| 332 | return *g_systemFont; |
| 333 | } |
| 334 | |
| 335 | default: |
| 336 | return wxNullFont; |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | int wxSystemSettingsNative::GetMetric( wxSystemMetric index ) |
| 341 | { |
| 342 | switch (index) |
| 343 | { |
| 344 | case wxSYS_SCREEN_X: return gdk_screen_width(); |
| 345 | case wxSYS_SCREEN_Y: return gdk_screen_height(); |
| 346 | case wxSYS_HSCROLL_Y: return 15; |
| 347 | case wxSYS_VSCROLL_X: return 15; |
| 348 | |
| 349 | // VZ: is there any way to get the cursor size with GDK? |
| 350 | case wxSYS_CURSOR_X: return 16; |
| 351 | case wxSYS_CURSOR_Y: return 16; |
| 352 | |
| 353 | default: |
| 354 | wxFAIL_MSG( wxT("wxSystemSettings::GetMetric not fully implemented") ); |
| 355 | return 0; |
| 356 | } |
| 357 | } |
| 358 | |
| 359 | bool wxSystemSettingsNative::HasFeature(wxSystemFeature index) |
| 360 | { |
| 361 | switch (index) |
| 362 | { |
| 363 | case wxSYS_CAN_ICONIZE_FRAME: |
| 364 | return FALSE; |
| 365 | break; |
| 366 | case wxSYS_CAN_DRAW_FRAME_DECORATIONS: |
| 367 | return TRUE; |
| 368 | break; |
| 369 | default: |
| 370 | return FALSE; |
| 371 | } |
| 372 | } |