programs/winecfg/x11drvdlg.c

   1 /*
   2  * Graphics configuration code
   3  *
   4  * Copyright 2003 Mark Westcott
   5  * Copyright 2003-2004 Mike Hearn
   6  * Copyright 2005 Raphael Junqueira
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  *
  22  */
  23
  24 #define WIN32_LEAN_AND_MEAN
  25
  26 #include <stdarg.h>
  27 #include <stdlib.h>
  28 #include <stdio.h>
  29
  30 #include <windows.h>
  31 #include <wine/unicode.h>
  32 #include <wine/debug.h>
  33
  34 #include "resource.h"
  35 #include "winecfg.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(winecfg);
  38
  39 #define RES_MAXLEN 5 /* max number of digits in a screen dimension. 5 digits should be plenty */
  40 #define MINDPI 96
  41 #define MAXDPI 480
  42 #define DEFDPI 96
  43
  44 #define IDT_DPIEDIT 0x1234
  45
  46 static const WCHAR logpixels_reg[] = {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\0'};
  47 static const WCHAR def_logpixels_reg[] = {'S','o','f','t','w','a','r','e','\\','F','o','n','t','s','\0'};
  48 static const WCHAR logpixels[] = {'L','o','g','P','i','x','e','l','s',0};
  49
  50 static const WCHAR desktopW[] = {'D','e','s','k','t','o','p',0};
  51 static const WCHAR defaultW[] = {'D','e','f','a','u','l','t',0};
  52 static const WCHAR explorerW[] = {'E','x','p','l','o','r','e','r',0};
  53 static const WCHAR explorer_desktopsW[] = {'E','x','p','l','o','r','e','r','\\',
  54                                            'D','e','s','k','t','o','p','s',0};
  55
  56 static const UINT dpi_values[] = { 96, 120, 144, 168, 192, 216, 240, 288, 336, 384, 432, 480 };
  57
  58 static BOOL updating_ui;
  59
  60 /* convert the x11 desktop key to the new explorer config */
  61 static void convert_x11_desktop_key(void)
  62 {
  63     char *buf;
  64
  65     if (!(buf = get_reg_key(config_key, "X11 Driver", "Desktop", NULL))) return;
  66     set_reg_key(config_key, "Explorer\\Desktops", "Default", buf);
  67     set_reg_key(config_key, "Explorer", "Desktop", "Default");
  68     set_reg_key(config_key, "X11 Driver", "Desktop", NULL);
  69     HeapFree(GetProcessHeap(), 0, buf);
  70 }
  71
  72 static void update_gui_for_desktop_mode(HWND dialog)
  73 {
  74     WCHAR *buf, *bufindex;
  75     const WCHAR *desktop_name = current_app ? current_app : defaultW;
  76
  77     WINE_TRACE("\n");
  78     updating_ui = TRUE;
  79
  80     buf = get_reg_keyW(config_key, explorer_desktopsW, desktop_name, NULL);
  81     if (buf && (bufindex = strchrW(buf, 'x')))
  82     {
  83         *bufindex++ = 0;
  84
  85         SetDlgItemTextW(dialog, IDC_DESKTOP_WIDTH, buf);
  86         SetDlgItemTextW(dialog, IDC_DESKTOP_HEIGHT, bufindex);
  87     } else {
  88         SetDlgItemTextA(dialog, IDC_DESKTOP_WIDTH, "800");
  89         SetDlgItemTextA(dialog, IDC_DESKTOP_HEIGHT, "600");
  90     }
  91     HeapFree(GetProcessHeap(), 0, buf);
  92
  93     /* do we have desktop mode enabled? */
  94     if (reg_key_exists(config_key, keypath("Explorer"), "Desktop"))
  95     {
  96         CheckDlgButton(dialog, IDC_ENABLE_DESKTOP, BST_CHECKED);
  97         enable(IDC_DESKTOP_WIDTH);
  98         enable(IDC_DESKTOP_HEIGHT);
  99         enable(IDC_DESKTOP_SIZE);
 100         enable(IDC_DESKTOP_BY);
 101     }
 102     else
 103     {
 104         CheckDlgButton(dialog, IDC_ENABLE_DESKTOP, BST_UNCHECKED);
 105         disable(IDC_DESKTOP_WIDTH);
 106         disable(IDC_DESKTOP_HEIGHT);
 107         disable(IDC_DESKTOP_SIZE);
 108         disable(IDC_DESKTOP_BY);
 109     }
 110
 111     updating_ui = FALSE;
 112 }
 113
 114 static void init_dialog(HWND dialog)
 115 {
 116     char* buf;
 117
 118     convert_x11_desktop_key();
 119     update_gui_for_desktop_mode(dialog);
 120
 121     updating_ui = TRUE;
 122
 123     SendDlgItemMessageW(dialog, IDC_DESKTOP_WIDTH, EM_LIMITTEXT, RES_MAXLEN, 0);
 124     SendDlgItemMessageW(dialog, IDC_DESKTOP_HEIGHT, EM_LIMITTEXT, RES_MAXLEN, 0);
 125
 126     buf = get_reg_key(config_key, keypath("X11 Driver"), "GrabFullscreen", "N");
 127     if (IS_OPTION_TRUE(*buf))
 128         CheckDlgButton(dialog, IDC_FULLSCREEN_GRAB, BST_CHECKED);
 129     else
 130         CheckDlgButton(dialog, IDC_FULLSCREEN_GRAB, BST_UNCHECKED);
 131     HeapFree(GetProcessHeap(), 0, buf);
 132
 133     buf = get_reg_key(config_key, keypath("X11 Driver"), "Managed", "Y");
 134     if (IS_OPTION_TRUE(*buf))
 135         CheckDlgButton(dialog, IDC_ENABLE_MANAGED, BST_CHECKED);
 136     else
 137         CheckDlgButton(dialog, IDC_ENABLE_MANAGED, BST_UNCHECKED);
 138     HeapFree(GetProcessHeap(), 0, buf);
 139
 140     buf = get_reg_key(config_key, keypath("X11 Driver"), "Decorated", "Y");
 141     if (IS_OPTION_TRUE(*buf))
 142         CheckDlgButton(dialog, IDC_ENABLE_DECORATED, BST_CHECKED);
 143     else
 144         CheckDlgButton(dialog, IDC_ENABLE_DECORATED, BST_UNCHECKED);
 145     HeapFree(GetProcessHeap(), 0, buf);
 146
 147     updating_ui = FALSE;
 148 }
 149
 150 static void set_from_desktop_edits(HWND dialog)
 151 {
 152     static const WCHAR x[] = {'x',0};
 153     static const WCHAR def_width[]  = {'8','0','0',0};
 154     static const WCHAR def_height[] = {'6','0','0',0};
 155     static const WCHAR min_width[]  = {'6','4','0',0};
 156     static const WCHAR min_height[] = {'4','8','0',0};
 157     WCHAR *width, *height, *new;
 158     const WCHAR *desktop_name = current_app ? current_app : defaultW;
 159
 160     if (updating_ui) return;
 161
 162     WINE_TRACE("\n");
 163
 164     width = get_textW(dialog, IDC_DESKTOP_WIDTH);
 165     height = get_textW(dialog, IDC_DESKTOP_HEIGHT);
 166
 167     if (!width || !width[0]) {
 168         HeapFree(GetProcessHeap(), 0, width);
 169         width = strdupW(def_width);
 170     }
 171     else if (atoiW(width) < atoiW(min_width))
 172     {
 173         HeapFree(GetProcessHeap(), 0, width);
 174         width = strdupW(min_width);
 175     }
 176     if (!height || !height[0]) {
 177         HeapFree(GetProcessHeap(), 0, height);
 178         height = strdupW(def_height);
 179     }
 180     else if (atoiW(height) < atoiW(min_height))
 181     {
 182         HeapFree(GetProcessHeap(), 0, height);
 183         height = strdupW(min_height);
 184     }
 185
 186     new = HeapAlloc(GetProcessHeap(), 0, (strlenW(width) + strlenW(height) + 2) * sizeof(WCHAR));
 187     strcpyW( new, width );
 188     strcatW( new, x );
 189     strcatW( new, height );
 190     set_reg_keyW(config_key, explorer_desktopsW, desktop_name, new);
 191     set_reg_keyW(config_key, keypathW(explorerW), desktopW, desktop_name);
 192
 193     HeapFree(GetProcessHeap(), 0, width);
 194     HeapFree(GetProcessHeap(), 0, height);
 195     HeapFree(GetProcessHeap(), 0, new);
 196 }
 197
 198 static void on_enable_desktop_clicked(HWND dialog) {
 199     WINE_TRACE("\n");
 200
 201     if (IsDlgButtonChecked(dialog, IDC_ENABLE_DESKTOP) == BST_CHECKED) {
 202         set_from_desktop_edits(dialog);
 203     } else {
 204         set_reg_key(config_key, keypath("Explorer"), "Desktop", NULL);
 205     }
 206
 207     update_gui_for_desktop_mode(dialog);
 208 }
 209
 210 static void on_enable_managed_clicked(HWND dialog) {
 211     WINE_TRACE("\n");
 212
 213     if (IsDlgButtonChecked(dialog, IDC_ENABLE_MANAGED) == BST_CHECKED) {
 214         set_reg_key(config_key, keypath("X11 Driver"), "Managed", "Y");
 215     } else {
 216         set_reg_key(config_key, keypath("X11 Driver"), "Managed", "N");
 217     }
 218 }
 219
 220 static void on_enable_decorated_clicked(HWND dialog) {
 221     WINE_TRACE("\n");
 222
 223     if (IsDlgButtonChecked(dialog, IDC_ENABLE_DECORATED) == BST_CHECKED) {
 224         set_reg_key(config_key, keypath("X11 Driver"), "Decorated", "Y");
 225     } else {
 226         set_reg_key(config_key, keypath("X11 Driver"), "Decorated", "N");
 227     }
 228 }
 229
 230 static void on_fullscreen_grab_clicked(HWND dialog)
 231 {
 232     if (IsDlgButtonChecked(dialog, IDC_FULLSCREEN_GRAB) == BST_CHECKED)
 233         set_reg_key(config_key, keypath("X11 Driver"), "GrabFullscreen", "Y");
 234     else
 235         set_reg_key(config_key, keypath("X11 Driver"), "GrabFullscreen", "N");
 236 }
 237
 238 static INT read_logpixels_reg(void)
 239 {
 240     DWORD dwLogPixels;
 241     WCHAR *buf = get_reg_keyW(HKEY_CURRENT_USER, logpixels_reg, logpixels, NULL);
 242     if (!buf) buf = get_reg_keyW(HKEY_CURRENT_CONFIG, def_logpixels_reg, logpixels, NULL);
 243     dwLogPixels = buf ? *buf : DEFDPI;
 244     HeapFree(GetProcessHeap(), 0, buf);
 245     return dwLogPixels;
 246 }
 247
 248 static void init_dpi_editbox(HWND hDlg)
 249 {
 250     DWORD dwLogpixels;
 251
 252     updating_ui = TRUE;
 253
 254     dwLogpixels = read_logpixels_reg();
 255     WINE_TRACE("%u\n", dwLogpixels);
 256
 257     SetDlgItemInt(hDlg, IDC_RES_DPIEDIT, dwLogpixels, FALSE);
 258
 259     updating_ui = FALSE;
 260 }
 261
 262 static int get_trackbar_pos( UINT dpi )
 263 {
 264     UINT i;
 265
 266     for (i = 0; i < ARRAY_SIZE(dpi_values) - 1; i++)
 267         if ((dpi_values[i] + dpi_values[i + 1]) / 2 >= dpi) break;
 268     return i;
 269 }
 270
 271 static void init_trackbar(HWND hDlg)
 272 {
 273     HWND hTrackBar = GetDlgItem(hDlg, IDC_RES_TRACKBAR);
 274     DWORD dwLogpixels;
 275
 276     updating_ui = TRUE;
 277
 278     dwLogpixels = read_logpixels_reg();
 279
 280     SendMessageW(hTrackBar, TBM_SETRANGE, TRUE, MAKELONG(0, ARRAY_SIZE(dpi_values)-1));
 281     SendMessageW(hTrackBar, TBM_SETPAGESIZE, 0, 1);
 282     SendMessageW(hTrackBar, TBM_SETPOS, TRUE, get_trackbar_pos(dwLogpixels));
 283
 284     updating_ui = FALSE;
 285 }
 286
 287 static void update_dpi_trackbar_from_edit(HWND hDlg, BOOL fix)
 288 {
 289     DWORD dpi;
 290
 291     updating_ui = TRUE;
 292
 293     dpi = GetDlgItemInt(hDlg, IDC_RES_DPIEDIT, NULL, FALSE);
 294
 295     if (fix)
 296     {
 297         DWORD fixed_dpi = dpi;
 298
 299         if (dpi < MINDPI) fixed_dpi = MINDPI;
 300         if (dpi > MAXDPI) fixed_dpi = MAXDPI;
 301
 302         if (fixed_dpi != dpi)
 303         {
 304             dpi = fixed_dpi;
 305             SetDlgItemInt(hDlg, IDC_RES_DPIEDIT, dpi, FALSE);
 306         }
 307     }
 308
 309     if (dpi >= MINDPI && dpi <= MAXDPI)
 310     {
 311         SendDlgItemMessageW(hDlg, IDC_RES_TRACKBAR, TBM_SETPOS, TRUE, get_trackbar_pos(dpi));
 312         set_reg_key_dwordW(HKEY_CURRENT_USER, logpixels_reg, logpixels, dpi);
 313     }
 314
 315     updating_ui = FALSE;
 316 }
 317
 318 static void update_font_preview(HWND hDlg)
 319 {
 320     DWORD dpi;
 321
 322     updating_ui = TRUE;
 323
 324     dpi = GetDlgItemInt(hDlg, IDC_RES_DPIEDIT, NULL, FALSE);
 325
 326     if (dpi >= MINDPI && dpi <= MAXDPI)
 327     {
 328         static const WCHAR tahomaW[] = {'T','a','h','o','m','a',0};
 329         LOGFONTW lf;
 330         HFONT hfont;
 331
 332         hfont = (HFONT)SendDlgItemMessageW(hDlg, IDC_RES_FONT_PREVIEW, WM_GETFONT, 0, 0);
 333
 334         GetObjectW(hfont, sizeof(lf), &lf);
 335
 336         if (strcmpW(lf.lfFaceName, tahomaW) != 0)
 337             strcpyW(lf.lfFaceName, tahomaW);
 338         else
 339             DeleteObject(hfont);
 340         lf.lfHeight = MulDiv(-10, dpi, 72);
 341         hfont = CreateFontIndirectW(&lf);
 342         SendDlgItemMessageW(hDlg, IDC_RES_FONT_PREVIEW, WM_SETFONT, (WPARAM)hfont, 1);
 343     }
 344
 345     updating_ui = FALSE;
 346 }
 347
 348 INT_PTR CALLBACK
 349 GraphDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 350 {
 351     switch (uMsg) {
 352         case WM_INITDIALOG:
 353             init_dpi_editbox(hDlg);
 354             init_trackbar(hDlg);
 355             update_font_preview(hDlg);
 356             break;
 357
 358         case WM_SHOWWINDOW:
 359             set_window_title(hDlg);
 360             break;
 361
 362         case WM_TIMER:
 363             if (wParam == IDT_DPIEDIT)
 364             {
 365                 KillTimer(hDlg, IDT_DPIEDIT);
 366                 update_dpi_trackbar_from_edit(hDlg, TRUE);
 367                 update_font_preview(hDlg);
 368             }
 369             break;
 370
 371         case WM_COMMAND:
 372             switch(HIWORD(wParam)) {
 373                 case EN_CHANGE: {
 374                     if (updating_ui) break;
 375                     SendMessageW(GetParent(hDlg), PSM_CHANGED, 0, 0);
 376                     if ( ((LOWORD(wParam) == IDC_DESKTOP_WIDTH) || (LOWORD(wParam) == IDC_DESKTOP_HEIGHT)) && !updating_ui )
 377                         set_from_desktop_edits(hDlg);
 378                     else if (LOWORD(wParam) == IDC_RES_DPIEDIT)
 379                     {
 380                         update_dpi_trackbar_from_edit(hDlg, FALSE);
 381                         update_font_preview(hDlg);
 382                         SetTimer(hDlg, IDT_DPIEDIT, 1500, NULL);
 383                     }
 384                     break;
 385                 }
 386                 case BN_CLICKED: {
 387                     if (updating_ui) break;
 388                     SendMessageW(GetParent(hDlg), PSM_CHANGED, 0, 0);
 389                     switch(LOWORD(wParam)) {
 390                         case IDC_ENABLE_DESKTOP: on_enable_desktop_clicked(hDlg); break;
 391                         case IDC_ENABLE_MANAGED: on_enable_managed_clicked(hDlg); break;
 392                         case IDC_ENABLE_DECORATED: on_enable_decorated_clicked(hDlg); break;
 393                         case IDC_FULLSCREEN_GRAB:  on_fullscreen_grab_clicked(hDlg); break;
 394                     }
 395                     break;
 396                 }
 397                 case CBN_SELCHANGE: {
 398                     SendMessageW(GetParent(hDlg), PSM_CHANGED, 0, 0);
 399                     break;
 400                 }
 401
 402                 default:
 403                     break;
 404             }
 405             break;
 406
 407
 408         case WM_NOTIFY:
 409             switch (((LPNMHDR)lParam)->code) {
 410                 case PSN_KILLACTIVE: {
 411                     SetWindowLongPtrW(hDlg, DWLP_MSGRESULT, FALSE);
 412                     break;
 413                 }
 414                 case PSN_APPLY: {
 415                     apply();
 416                     SetWindowLongPtrW(hDlg, DWLP_MSGRESULT, PSNRET_NOERROR);
 417                     break;
 418                 }
 419                 case PSN_SETACTIVE: {
 420                     init_dialog (hDlg);
 421                     break;
 422                 }
 423             }
 424             break;
 425
 426         case WM_HSCROLL:
 427             switch (wParam) {
 428                 default: {
 429                     int i = SendMessageW(GetDlgItem(hDlg, IDC_RES_TRACKBAR), TBM_GETPOS, 0, 0);
 430                     SetDlgItemInt(hDlg, IDC_RES_DPIEDIT, dpi_values[i], TRUE);
 431                     update_font_preview(hDlg);
 432                     set_reg_key_dwordW(HKEY_CURRENT_USER, logpixels_reg, logpixels, dpi_values[i]);
 433                     break;
 434                 }
 435             }
 436             break;
 437
 438         default:
 439             break;
 440     }
 441     return FALSE;
 442 }