mirror of
git://git.tartarus.org/simon/puzzles.git
synced 2025-04-21 08:01:30 -07:00
Patch from James H to provide resizability on Windows.
[originally from svn r7364]
This commit is contained in:
Simon Tatham
265
windows.c
265
windows.c
@ -139,6 +139,7 @@ void dputs(char *buf)
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}
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fputs(buf, debug_fp);
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fflush(debug_fp);
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OutputDebugString(buf);
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}
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void debug_printf(char *fmt, ...)
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@ -155,7 +156,7 @@ void debug_printf(char *fmt, ...)
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#ifndef _WIN32_WCE
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#define WINFLAGS (WS_OVERLAPPEDWINDOW &~ \
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(WS_THICKFRAME | WS_MAXIMIZEBOX | WS_OVERLAPPED))
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(WS_MAXIMIZEBOX | WS_OVERLAPPED))
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#else
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#define WINFLAGS (WS_CAPTION | WS_SYSMENU)
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#endif
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@ -216,6 +217,7 @@ struct frontend {
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int fontstart;
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int linewidth;
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drawing *dr;
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int xmin, ymin;
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};
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void fatal(char *fmt, ...)
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@ -1263,11 +1265,9 @@ static void cleanup_help(void)
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* call HH_UNINITIALIZE.) */
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}
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static void check_window_size(frontend *fe, int *px, int *py)
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static int get_statusbar_height(frontend *fe)
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{
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RECT r;
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int x, y, sy;
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int sy;
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if (fe->statusbar) {
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RECT sr;
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GetWindowRect(fe->statusbar, &sr);
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@ -1275,40 +1275,101 @@ static void check_window_size(frontend *fe, int *px, int *py)
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} else {
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sy = 0;
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}
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return sy;
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}
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static void adjust_statusbar(frontend *fe, RECT *r)
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{
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int sy;
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if (!fe->statusbar) return;
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sy = get_statusbar_height(fe);
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#ifndef _WIN32_WCE
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SetWindowPos(fe->statusbar, NULL, 0, r->bottom-r->top-sy, r->right-r->left,
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sy, SWP_NOZORDER);
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#endif
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}
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static void get_menu_size(HWND wh, RECT *r)
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{
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HMENU bar = GetMenu(wh);
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RECT rect;
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int i;
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SetRect(r, 0, 0, 0, 0);
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for (i = 0; i < GetMenuItemCount(bar); i++) {
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GetMenuItemRect(wh, bar, i, &rect);
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UnionRect(r, r, &rect);
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}
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}
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/*
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* Given a proposed new puzzle size (cx,cy), work out the actual
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* puzzle size that would be (px,py) and the window size including
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* furniture (wx,wy).
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*/
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static int check_window_resize(frontend *fe, int cx, int cy,
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int *px, int *py,
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int *wx, int *wy, int expand)
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{
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RECT r;
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int x, y, sy = get_statusbar_height(fe), changed = 0;
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/* disallow making window thinner than menu bar */
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x = max(cx, fe->xmin);
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y = max(cy - sy, fe->ymin);
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/*
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* See if we actually got the window size we wanted, and adjust
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* the puzzle size if not.
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*/
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GetClientRect(fe->hwnd, &r);
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x = r.right - r.left;
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y = r.bottom - r.top - sy;
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midend_size(fe->me, &x, &y, FALSE);
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if (x != r.right - r.left || y != r.bottom - r.top) {
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/*
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* Resize the window, now we know what size we _really_
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* want it to be.
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*/
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r.left = r.top = 0;
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r.right = x;
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r.bottom = y + sy;
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AdjustWindowRectEx(&r, WINFLAGS, TRUE, 0);
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#ifndef _WIN32_WCE
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SetWindowPos(fe->hwnd, NULL, 0, 0, r.right - r.left, r.bottom - r.top,
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SWP_NOMOVE | SWP_NOZORDER);
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#endif
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}
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if (fe->statusbar) {
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GetClientRect(fe->hwnd, &r);
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#ifndef _WIN32_WCE
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SetWindowPos(fe->statusbar, NULL, 0, r.bottom-r.top-sy, r.right-r.left,
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sy, SWP_NOZORDER);
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#endif
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midend_size(fe->me, &x, &y, expand);
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if (x != cx || y != cy) {
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/*
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* Resize the window, now we know what size we _really_
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* want it to be.
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*/
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r.left = r.top = 0;
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r.right = x;
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r.bottom = y + sy;
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AdjustWindowRectEx(&r, WINFLAGS, TRUE, 0);
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*wx = r.right - r.left;
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*wy = r.bottom - r.top;
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changed = 1;
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}
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*px = x;
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*py = y;
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return changed;
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}
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/*
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* Given the current window size, make sure it's sane for the
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* current puzzle and resize if necessary.
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*/
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static void check_window_size(frontend *fe, int *px, int *py)
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{
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RECT r;
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int wx, wy, cx, cy;
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GetClientRect(fe->hwnd, &r);
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cx = r.right - r.left;
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cy = r.bottom - r.top;
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if (check_window_resize(fe, cx, cy, px, py, &wx, &wy, FALSE)) {
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#ifdef _WIN32_WCE
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SetWindowPos(fe->hwnd, NULL, 0, 0, wx, wy,
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SWP_NOMOVE | SWP_NOZORDER);
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#endif
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;
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}
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GetClientRect(fe->hwnd, &r);
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adjust_statusbar(fe, &r);
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}
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static void get_max_puzzle_size(frontend *fe, int *x, int *y)
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@ -1470,7 +1531,7 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error)
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#else
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fe->hwnd = CreateWindowEx(0, thegame.name, thegame.name,
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WS_OVERLAPPEDWINDOW &~
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(WS_THICKFRAME | WS_MAXIMIZEBOX),
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(WS_MAXIMIZEBOX),
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CW_USEDEFAULT, CW_USEDEFAULT,
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r.right - r.left, r.bottom - r.top,
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NULL, NULL, inst, NULL);
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@ -1509,17 +1570,19 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error)
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#ifndef _WIN32_WCE
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HMENU bar = CreateMenu();
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HMENU menu = CreateMenu();
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RECT menusize;
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AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, "Game");
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AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, "&Game");
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#else
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HMENU menu = SHGetSubMenu(SHFindMenuBar(fe->hwnd), ID_GAME);
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DeleteMenu(menu, 0, MF_BYPOSITION);
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#endif
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AppendMenu(menu, MF_ENABLED, IDM_NEW, TEXT("New"));
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AppendMenu(menu, MF_ENABLED, IDM_RESTART, TEXT("Restart"));
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AppendMenu(menu, MF_ENABLED, IDM_NEW, TEXT("&New"));
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AppendMenu(menu, MF_ENABLED, IDM_RESTART, TEXT("&Restart"));
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#ifndef _WIN32_WCE
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AppendMenu(menu, MF_ENABLED, IDM_DESC, TEXT("Specific..."));
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AppendMenu(menu, MF_ENABLED, IDM_SEED, TEXT("Random Seed..."));
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/* ...here I run out of sensible accelerator characters. */
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AppendMenu(menu, MF_ENABLED, IDM_DESC, TEXT("Speci&fic..."));
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AppendMenu(menu, MF_ENABLED, IDM_SEED, TEXT("Rando&m Seed..."));
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#endif
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if ((fe->npresets = midend_num_presets(fe->me)) > 0 ||
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@ -1528,7 +1591,7 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error)
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#ifndef _WIN32_WCE
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HMENU sub = CreateMenu();
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AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)sub, "Type");
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AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)sub, "&Type");
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#else
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HMENU sub = SHGetSubMenu(SHFindMenuBar(fe->hwnd), ID_TYPE);
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DeleteMenu(sub, 0, MF_BYPOSITION);
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@ -1556,17 +1619,17 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error)
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#endif
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}
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if (thegame.can_configure) {
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AppendMenu(sub, MF_ENABLED, IDM_CONFIG, TEXT("Custom..."));
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AppendMenu(sub, MF_ENABLED, IDM_CONFIG, TEXT("&Custom..."));
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}
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}
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AppendMenu(menu, MF_SEPARATOR, 0, 0);
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#ifndef _WIN32_WCE
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AppendMenu(menu, MF_ENABLED, IDM_LOAD, TEXT("Load..."));
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AppendMenu(menu, MF_ENABLED, IDM_SAVE, TEXT("Save..."));
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AppendMenu(menu, MF_ENABLED, IDM_LOAD, TEXT("&Load..."));
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AppendMenu(menu, MF_ENABLED, IDM_SAVE, TEXT("&Save..."));
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AppendMenu(menu, MF_SEPARATOR, 0, 0);
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if (thegame.can_print) {
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AppendMenu(menu, MF_ENABLED, IDM_PRINT, TEXT("Print..."));
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AppendMenu(menu, MF_ENABLED, IDM_PRINT, TEXT("&Print..."));
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AppendMenu(menu, MF_SEPARATOR, 0, 0);
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}
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#endif
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@ -1575,34 +1638,36 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error)
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#ifndef _WIN32_WCE
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if (thegame.can_format_as_text) {
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AppendMenu(menu, MF_SEPARATOR, 0, 0);
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AppendMenu(menu, MF_ENABLED, IDM_COPY, TEXT("Copy"));
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AppendMenu(menu, MF_ENABLED, IDM_COPY, TEXT("&Copy"));
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}
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#endif
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if (thegame.can_solve) {
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AppendMenu(menu, MF_SEPARATOR, 0, 0);
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AppendMenu(menu, MF_ENABLED, IDM_SOLVE, TEXT("Solve"));
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AppendMenu(menu, MF_ENABLED, IDM_SOLVE, TEXT("Sol&ve"));
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}
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AppendMenu(menu, MF_SEPARATOR, 0, 0);
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#ifndef _WIN32_WCE
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AppendMenu(menu, MF_ENABLED, IDM_QUIT, TEXT("Exit"));
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AppendMenu(menu, MF_ENABLED, IDM_QUIT, TEXT("E&xit"));
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menu = CreateMenu();
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AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, TEXT("Help"));
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AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, TEXT("&Help"));
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#endif
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AppendMenu(menu, MF_ENABLED, IDM_ABOUT, TEXT("About"));
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AppendMenu(menu, MF_ENABLED, IDM_ABOUT, TEXT("&About"));
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#ifndef _WIN32_WCE
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if (help_type != NONE) {
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AppendMenu(menu, MF_SEPARATOR, 0, 0);
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AppendMenu(menu, MF_ENABLED, IDM_HELPC, TEXT("Contents"));
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AppendMenu(menu, MF_ENABLED, IDM_HELPC, TEXT("&Contents"));
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if (help_topic) {
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char *item;
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assert(thegame.name);
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item = snewn(9+strlen(thegame.name), char); /*ick*/
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sprintf(item, "Help on %s", thegame.name);
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sprintf(item, "&Help on %s", thegame.name);
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AppendMenu(menu, MF_ENABLED, IDM_GAMEHELP, item);
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sfree(item);
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}
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}
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SetMenu(fe->hwnd, bar);
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get_menu_size(fe->hwnd, &menusize);
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fe->xmin = (menusize.right - menusize.left) + 25;
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#endif
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}
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@ -2466,14 +2531,26 @@ static void calculate_bitmap_position(frontend *fe, int x, int y)
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}
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#endif
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static void new_bitmap(frontend *fe, int x, int y)
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{
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HDC hdc;
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if (fe->bitmap) DeleteObject(fe->bitmap);
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hdc = GetDC(fe->hwnd);
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fe->bitmap = CreateCompatibleBitmap(hdc, x, y);
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calculate_bitmap_position(fe, x, y);
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ReleaseDC(fe->hwnd, hdc);
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}
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static void new_game_size(frontend *fe)
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{
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RECT r, sr;
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HDC hdc;
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int x, y;
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get_max_puzzle_size(fe, &x, &y);
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midend_size(fe->me, &x, &y, FALSE);
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fe->ymin = (fe->xmin * y) / x;
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r.left = r.top = 0;
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r.right = x;
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@ -2500,12 +2577,7 @@ static void new_game_size(frontend *fe)
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sr.bottom - sr.top, SWP_NOZORDER);
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#endif
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if (fe->bitmap) DeleteObject(fe->bitmap);
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hdc = GetDC(fe->hwnd);
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fe->bitmap = CreateCompatibleBitmap(hdc, x, y);
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calculate_bitmap_position(fe, x, y);
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ReleaseDC(fe->hwnd, hdc);
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new_bitmap(fe, x, y);
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#ifdef _WIN32_WCE
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InvalidateRect(fe->hwnd, NULL, TRUE);
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@ -2513,6 +2585,57 @@ static void new_game_size(frontend *fe)
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midend_redraw(fe->me);
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}
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/*
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* Given a proposed new window rect, work out the resulting
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* difference in client size (from current), and use to try
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* and resize the puzzle, returning (wx,wy) as the actual
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* new window size.
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*/
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static void adjust_game_size(frontend *fe, RECT *proposed, int isedge,
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int *wx_r, int *wy_r)
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{
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RECT cr, wr;
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int nx, ny, xdiff, ydiff, wx, wy;
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/* Work out the current window sizing, and thus the
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* difference in size we're asking for. */
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GetClientRect(fe->hwnd, &cr);
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wr = cr;
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AdjustWindowRectEx(&wr, WINFLAGS, TRUE, 0);
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xdiff = (proposed->right - proposed->left) - (wr.right - wr.left);
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ydiff = (proposed->bottom - proposed->top) - (wr.bottom - wr.top);
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if (isedge) {
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/* These next four lines work around the fact that midend_size
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* is happy to shrink _but not grow_ if you change one dimension
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* but not the other. */
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if (xdiff > 0 && ydiff == 0)
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ydiff = (xdiff * (wr.right - wr.left)) / (wr.bottom - wr.top);
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if (xdiff == 0 && ydiff > 0)
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xdiff = (ydiff * (wr.bottom - wr.top)) / (wr.right - wr.left);
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}
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if (check_window_resize(fe,
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(cr.right - cr.left) + xdiff,
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(cr.bottom - cr.top) + ydiff,
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&nx, &ny, &wx, &wy, TRUE)) {
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new_bitmap(fe, nx, ny);
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midend_force_redraw(fe->me);
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} else {
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/* reset size to current window size */
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wx = wr.right - wr.left;
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wy = wr.bottom - wr.top;
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}
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/* Re-fetch rectangle; size limits mean we might not have
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* taken it quite to the mouse drag positions. */
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GetClientRect(fe->hwnd, &cr);
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adjust_statusbar(fe, &cr);
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*wx_r = wx; *wy_r = wy;
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}
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static void new_game_type(frontend *fe)
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{
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midend_new_game(fe->me);
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@ -2948,6 +3071,38 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
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fe->timer_last_tickcount = now;
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}
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return 0;
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#ifndef _WIN32_WCE
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case WM_SIZING:
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{
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RECT *sr = (RECT *)lParam;
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int wx, wy, isedge = 0;
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if (wParam == WMSZ_TOP ||
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wParam == WMSZ_RIGHT ||
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wParam == WMSZ_BOTTOM ||
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wParam == WMSZ_LEFT) isedge = 1;
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adjust_game_size(fe, sr, isedge, &wx, &wy);
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/* Given the window size the puzzles constrain
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* us to, work out which edge we should be moving. */
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if (wParam == WMSZ_TOP ||
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wParam == WMSZ_TOPLEFT ||
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wParam == WMSZ_TOPRIGHT) {
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sr->top = sr->bottom - wy;
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} else {
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sr->bottom = sr->top + wy;
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}
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if (wParam == WMSZ_LEFT ||
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wParam == WMSZ_TOPLEFT ||
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wParam == WMSZ_BOTTOMLEFT) {
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sr->left = sr->right - wx;
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} else {
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sr->right = sr->left + wx;
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}
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return TRUE;
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}
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break;
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#endif
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}
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return DefWindowProc(hwnd, message, wParam, lParam);
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