mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r14899) -Feature: remove the window limit, but leave a configurable limit on the number of non-sticky non-vital windows.
-Fix [FS#2499]: crashes/misbehaviours when (almost) all windows are stickied.
This commit is contained in:
parent
fa22bcd456
commit
84dee1e738
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@ -1197,6 +1197,8 @@ STR_CONFIG_PATCHES_TOOLBAR_POS_CENTER :Centre
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STR_CONFIG_PATCHES_TOOLBAR_POS_RIGHT :Right
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STR_CONFIG_PATCHES_SNAP_RADIUS :{LTBLUE}Window snap radius: {ORANGE}{STRING1} px
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STR_CONFIG_PATCHES_SNAP_RADIUS_DISABLED :{LTBLUE}Window snap radius: {ORANGE}disabled
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STR_CONFIG_PATCHES_SOFT_LIMIT :{LTBLUE}Window soft limit (non-sticky): {ORANGE}{STRING1}
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STR_CONFIG_PATCHES_SOFT_LIMIT_DISABLED :{LTBLUE}Window soft limit (non-sticky): {ORANGE}disabled
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STR_CONFIG_PATCHES_TOWN_GROWTH :{LTBLUE}Town growth speed: {ORANGE}{STRING1}
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STR_CONFIG_PATCHES_TOWN_GROWTH_NONE :None
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STR_CONFIG_PATCHES_TOWN_GROWTH_SLOW :Slow
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@ -1429,6 +1429,7 @@ const SettingDesc _patch_settings[] = {
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SDTC_VAR(gui.errmsg_duration, SLE_UINT8, S, 0, 5, 0, 20, 0, STR_CONFIG_PATCHES_ERRMSG_DURATION, NULL),
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SDTC_VAR(gui.toolbar_pos, SLE_UINT8, S, MS, 0, 0, 2, 0, STR_CONFIG_PATCHES_TOOLBAR_POS, v_PositionMainToolbar),
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SDTC_VAR(gui.window_snap_radius, SLE_UINT8, S, D0, 10, 1, 32, 0, STR_CONFIG_PATCHES_SNAP_RADIUS, NULL),
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SDTC_VAR(gui.window_soft_limit, SLE_UINT8, S, D0, 20, 5, 255, 1, STR_CONFIG_PATCHES_SOFT_LIMIT, NULL),
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SDTC_BOOL(gui.population_in_label, S, 0, true, STR_CONFIG_PATCHES_POPULATION_IN_LABEL, PopulationInLabelActive),
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SDTC_BOOL(gui.link_terraform_toolbar, S, 0, false, STR_CONFIG_PATCHES_LINK_TERRAFORM_TOOLBAR, NULL),
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SDTC_VAR(gui.liveries, SLE_UINT8, S, MS, 2, 0, 2, 0, STR_CONFIG_PATCHES_LIVERIES, RedrawScreen),
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@ -618,6 +618,7 @@ static const char *_patches_ui[] = {
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"gui.toolbar_pos",
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"gui.measure_tooltip",
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"gui.window_snap_radius",
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"gui.window_soft_limit",
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"gui.population_in_label",
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"gui.link_terraform_toolbar",
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"gui.liveries",
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@ -57,6 +57,7 @@ struct GUISettings {
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uint8 default_rail_type; ///< the default rail type for the rail GUI
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uint8 toolbar_pos; ///< position of toolbars, 0=left, 1=center, 2=right
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uint8 window_snap_radius; ///< windows snap at each other if closer than this
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uint8 window_soft_limit; ///< soft limit of maximum number of non-stickied non-vital windows (0 = no limit)
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bool always_build_infrastructure; ///< always allow building of infrastructure, even when you do not have the vehicles for it
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byte autosave; ///< how often should we do autosaves?
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bool keep_all_autosave; ///< name the autosave in a different way
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@ -217,38 +217,36 @@ void InitializeWindowViewport(Window *w, int x, int y,
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static Point _vp_move_offs;
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static void DoSetViewportPosition(Window* const *wz, int left, int top, int width, int height)
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static void DoSetViewportPosition(const Window *w, int left, int top, int width, int height)
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{
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for (; wz != _last_z_window; wz++) {
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const Window *w = *wz;
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for (; w != NULL; w = w->z_front) {
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if (left + width > w->left &&
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w->left + w->width > left &&
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top + height > w->top &&
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w->top + w->height > top) {
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if (left < w->left) {
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DoSetViewportPosition(wz, left, top, w->left - left, height);
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DoSetViewportPosition(wz, left + (w->left - left), top, width - (w->left - left), height);
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DoSetViewportPosition(w, left, top, w->left - left, height);
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DoSetViewportPosition(w, left + (w->left - left), top, width - (w->left - left), height);
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return;
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}
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if (left + width > w->left + w->width) {
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DoSetViewportPosition(wz, left, top, (w->left + w->width - left), height);
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DoSetViewportPosition(wz, left + (w->left + w->width - left), top, width - (w->left + w->width - left) , height);
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DoSetViewportPosition(w, left, top, (w->left + w->width - left), height);
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DoSetViewportPosition(w, left + (w->left + w->width - left), top, width - (w->left + w->width - left) , height);
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return;
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}
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if (top < w->top) {
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DoSetViewportPosition(wz, left, top, width, (w->top - top));
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DoSetViewportPosition(wz, left, top + (w->top - top), width, height - (w->top - top));
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DoSetViewportPosition(w, left, top, width, (w->top - top));
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DoSetViewportPosition(w, left, top + (w->top - top), width, height - (w->top - top));
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return;
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}
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if (top + height > w->top + w->height) {
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DoSetViewportPosition(wz, left, top, width, (w->top + w->height - top));
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DoSetViewportPosition(wz, left, top + (w->top + w->height - top), width , height - (w->top + w->height - top));
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DoSetViewportPosition(w, left, top, width, (w->top + w->height - top));
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DoSetViewportPosition(w, left, top + (w->top + w->height - top), width , height - (w->top + w->height - top));
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return;
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}
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@ -334,7 +332,7 @@ static void SetViewportPosition(Window *w, int x, int y)
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i = top + height - _screen.height;
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if (i >= 0) height -= i;
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if (height > 0) DoSetViewportPosition(FindWindowZPosition(w) + 1, left, top, width, height);
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if (height > 0) DoSetViewportPosition(w->z_front, left, top, width, height);
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}
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}
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236
src/window.cpp
236
src/window.cpp
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@ -31,13 +31,10 @@
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static Point _drag_delta; ///< delta between mouse cursor and upper left corner of dragged window
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static Window *_mouseover_last_w = NULL; ///< Window of the last MOUSEOVER event
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/**
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* List of windows opened at the screen.
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* Uppermost window is at _z_windows[_last_z_window - 1],
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* bottom window is at _z_windows[0]
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*/
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Window *_z_windows[MAX_NUMBER_OF_WINDOWS];
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Window **_last_z_window; ///< always points to the next free space in the z-array
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/** List of windows opened at the screen sorted from the front. */
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Window *_z_front_window = NULL;
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/** List of windows opened at the screen sorted from the back. */
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Window *_z_back_window = NULL;
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byte _no_scroll;
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Point _cursorpos_drag_start;
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@ -286,24 +283,20 @@ static void DispatchMouseWheelEvent(Window *w, int widget, int wheel)
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}
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/**
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* Generate repaint events for the visible part of window *wz within the rectangle.
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* Generate repaint events for the visible part of window w within the rectangle.
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*
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* The function goes recursively upwards in the window stack, and splits the rectangle
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* into multiple pieces at the window edges, so obscured parts are not redrawn.
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*
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* @param wz Pointer into window stack, pointing at the window that needs to be repainted
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* @param w Window that needs to be repainted
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* @param left Left edge of the rectangle that should be repainted
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* @param top Top edge of the rectangle that should be repainted
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* @param right Right edge of the rectangle that should be repainted
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* @param bottom Bottom edge of the rectangle that should be repainted
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*/
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static void DrawOverlappedWindow(Window* const *wz, int left, int top, int right, int bottom)
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static void DrawOverlappedWindow(Window *w, int left, int top, int right, int bottom)
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{
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Window* const *vz = wz;
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while (++vz != _last_z_window) {
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const Window *v = *vz;
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for (const Window *v = w->z_front; v != NULL; v = v->z_front) {
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if (right > v->left &&
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bottom > v->top &&
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left < v->left + v->width &&
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@ -312,26 +305,26 @@ static void DrawOverlappedWindow(Window* const *wz, int left, int top, int right
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int x;
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if (left < (x = v->left)) {
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DrawOverlappedWindow(wz, left, top, x, bottom);
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DrawOverlappedWindow(wz, x, top, right, bottom);
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DrawOverlappedWindow(w, left, top, x, bottom);
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DrawOverlappedWindow(w, x, top, right, bottom);
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return;
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}
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if (right > (x = v->left + v->width)) {
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DrawOverlappedWindow(wz, left, top, x, bottom);
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DrawOverlappedWindow(wz, x, top, right, bottom);
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DrawOverlappedWindow(w, left, top, x, bottom);
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DrawOverlappedWindow(w, x, top, right, bottom);
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return;
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}
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if (top < (x = v->top)) {
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DrawOverlappedWindow(wz, left, top, right, x);
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DrawOverlappedWindow(wz, left, x, right, bottom);
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DrawOverlappedWindow(w, left, top, right, x);
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DrawOverlappedWindow(w, left, x, right, bottom);
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return;
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}
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if (bottom > (x = v->top + v->height)) {
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DrawOverlappedWindow(wz, left, top, right, x);
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DrawOverlappedWindow(wz, left, x, right, bottom);
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DrawOverlappedWindow(w, left, top, right, x);
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DrawOverlappedWindow(w, left, x, right, bottom);
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return;
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}
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@ -343,12 +336,12 @@ static void DrawOverlappedWindow(Window* const *wz, int left, int top, int right
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DrawPixelInfo *dp = _cur_dpi;
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dp->width = right - left;
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dp->height = bottom - top;
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dp->left = left - (*wz)->left;
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dp->top = top - (*wz)->top;
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dp->left = left - w->left;
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dp->top = top - w->top;
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dp->pitch = _screen.pitch;
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dp->dst_ptr = BlitterFactoryBase::GetCurrentBlitter()->MoveTo(_screen.dst_ptr, left, top);
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dp->zoom = ZOOM_LVL_NORMAL;
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(*wz)->OnPaint();
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w->OnPaint();
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}
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/**
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*/
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void DrawOverlappedWindowForAll(int left, int top, int right, int bottom)
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{
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const Window *w;
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Window *w;
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DrawPixelInfo bk;
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_cur_dpi = &bk;
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@ -371,7 +364,7 @@ void DrawOverlappedWindowForAll(int left, int top, int right, int bottom)
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left < w->left + w->width &&
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top < w->top + w->height) {
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/* Window w intersects with the rectangle => needs repaint */
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DrawOverlappedWindow(wz, left, top, right, bottom);
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DrawOverlappedWindow(w, left, top, right, bottom);
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}
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}
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}
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@ -408,24 +401,6 @@ static Window *FindChildWindow(const Window *w)
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return NULL;
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}
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/** Find the z-value of a window. A window must already be open
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* or the behaviour is undefined but function should never fail
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* @param w window to query Z Position
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* @return Pointer into the window-list at the position of \a w
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*/
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Window **FindWindowZPosition(const Window *w)
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{
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const Window *v;
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FOR_ALL_WINDOWS_FROM_BACK(v) {
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if (v == w) return wz;
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}
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DEBUG(misc, 3, "Window (cls %d, number %d) is not open, probably removed by recursive calls",
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w->window_class, w->window_number);
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return NULL;
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}
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/**
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* Delete all children a window might have in a head-recursive manner
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*/
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* by moving all windows after it one to the left. This must be
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* done before removing the child so we cannot cause recursion
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* between the deletion of the parent and the child. */
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Window **wz = FindWindowZPosition(this);
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if (wz == NULL) return;
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memmove(wz, wz + 1, (byte*)_last_z_window - (byte*)wz);
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_last_z_window--;
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if (this->z_front == NULL) {
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_z_front_window = this->z_back;
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} else {
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this->z_front->z_back = this->z_back;
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}
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if (this->z_back == NULL) {
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_z_back_window = this->z_front;
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} else {
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this->z_back->z_front = this->z_front;
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}
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this->DeleteChildWindows();
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@ -580,7 +561,7 @@ void ChangeWindowOwner(Owner old_owner, Owner new_owner)
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}
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}
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static void BringWindowToFront(const Window *w);
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static void BringWindowToFront(Window *w);
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/** Find a window and make it the top-window on the screen. The window
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* gets a white border for a brief period of time to visualize its "activation"
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@ -622,60 +603,38 @@ static inline bool IsVitalWindow(const Window *w)
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* @param w window that is put into the foreground
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* @return pointer to the window, the same as the input pointer
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*/
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static void BringWindowToFront(const Window *w)
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static void BringWindowToFront(Window *w)
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{
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Window **wz = FindWindowZPosition(w);
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Window **vz = _last_z_window;
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Window *v = _z_front_window;
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/* Bring the window just below the vital windows */
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do {
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if (--vz < _z_windows) return;
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} while (IsVitalWindow(*vz));
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for (; v != NULL && v != w && IsVitalWindow(v); v = v->z_back) { }
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if (wz == vz) return; // window is already in the right position
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assert(wz < vz);
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if (v == NULL || w == v) return; // window is already in the right position
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Window *tempz = *wz;
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memmove(wz, wz + 1, (byte*)vz - (byte*)wz);
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*vz = tempz;
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/* w cannot be at the top already! */
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assert(w != _z_front_window);
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if (w->z_back == NULL) {
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_z_back_window = w->z_front;
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} else {
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w->z_back->z_front = w->z_front;
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}
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w->z_front->z_back = w->z_back;
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w->z_front = v->z_front;
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w->z_back = v;
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if (v->z_front == NULL) {
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_z_front_window = w;
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} else {
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v->z_front->z_back = w;
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}
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v->z_front = w;
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w->SetDirty();
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}
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/** We have run out of windows, so find a suitable candidate for replacement.
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* Keep all important windows intact. These are
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* - Main window (gamefield), Toolbar, Statusbar (always on)
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* - News window, Chatbar (when on)
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* - Any sticked windows since we wanted to keep these
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* @return w pointer to the window that is going to be deleted
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*/
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static Window *FindDeletableWindow()
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{
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Window *w;
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FOR_ALL_WINDOWS_FROM_BACK(w) {
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if (w->window_class != WC_MAIN_WINDOW && !IsVitalWindow(w) && !(w->flags4 & WF_STICKY)) {
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return w;
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}
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}
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return NULL;
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}
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/** A window must be freed, and all are marked as important windows. Ease the
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* restriction a bit by allowing to delete sticky windows. Keep important/vital
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* windows intact (Main window, Toolbar, Statusbar, News Window, Chatbar)
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* Start finding an appropiate candidate from the lowest z-values (bottom)
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* @see FindDeletableWindow()
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* @return w Pointer to the window that is being deleted
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*/
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static Window *ForceFindDeletableWindow()
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{
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Window *w;
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FOR_ALL_WINDOWS_FROM_BACK(w) {
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if (w->window_class != WC_MAIN_WINDOW && !IsVitalWindow(w)) return w;
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}
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NOT_REACHED();
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}
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/**
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* Assign widgets to a new window by initialising its widget pointers, and by
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* copying the widget array \a widget to \c w->widget to allow for resizable
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@ -723,13 +682,6 @@ static void AssignWidgetToWindow(Window *w, const Widget *widget)
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void Window::Initialize(int x, int y, int min_width, int min_height,
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WindowClass cls, const Widget *widget, int window_number)
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{
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/* We have run out of windows, close one and use that as the place for our new one */
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if (_last_z_window == endof(_z_windows)) {
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Window *w = FindDeletableWindow();
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if (w == NULL) w = ForceFindDeletableWindow();
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delete w;
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}
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/* Set up window properties */
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this->window_class = cls;
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this->flags4 = WF_WHITE_BORDER_MASK; // just opened windows have a white border
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@ -753,19 +705,37 @@ void Window::Initialize(int x, int y, int min_width, int min_height,
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* XXX - Yes, ugly, probably needs something like w->always_on_top flag
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* to implement correctly, but even then you need some kind of distinction
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* between on-top of chat/news and status windows, because these conflict */
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Window **wz = _last_z_window;
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if (wz != _z_windows && this->window_class != WC_SEND_NETWORK_MSG && this->window_class != WC_HIGHSCORE && this->window_class != WC_ENDSCREEN) {
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if (FindWindowById(WC_MAIN_TOOLBAR, 0) != NULL) wz--;
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if (FindWindowById(WC_STATUS_BAR, 0) != NULL) wz--;
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if (FindWindowById(WC_NEWS_WINDOW, 0) != NULL) wz--;
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if (FindWindowById(WC_SEND_NETWORK_MSG, 0) != NULL) wz--;
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Window *w = _z_front_window;
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if (w != NULL && this->window_class != WC_SEND_NETWORK_MSG && this->window_class != WC_HIGHSCORE && this->window_class != WC_ENDSCREEN) {
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if (FindWindowById(WC_MAIN_TOOLBAR, 0) != NULL) w = w->z_back;
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if (FindWindowById(WC_STATUS_BAR, 0) != NULL) w = w->z_back;
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if (FindWindowById(WC_NEWS_WINDOW, 0) != NULL) w = w->z_back;
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if (FindWindowById(WC_SEND_NETWORK_MSG, 0) != NULL) w = w->z_back;
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|
||||
assert(wz >= _z_windows);
|
||||
if (wz != _last_z_window) memmove(wz + 1, wz, (byte*)_last_z_window - (byte*)wz);
|
||||
if (w == NULL) {
|
||||
_z_back_window->z_front = this;
|
||||
this->z_back = _z_back_window;
|
||||
_z_back_window = this;
|
||||
} else {
|
||||
if (w->z_front == NULL) {
|
||||
_z_front_window = this;
|
||||
} else {
|
||||
this->z_front = w->z_front;
|
||||
w->z_front->z_back = this;
|
||||
}
|
||||
|
||||
this->z_back = w;
|
||||
w->z_front = this;
|
||||
}
|
||||
} else {
|
||||
this->z_back = _z_front_window;
|
||||
if (_z_front_window != NULL) {
|
||||
_z_front_window->z_front = this;
|
||||
} else {
|
||||
_z_back_window = this;
|
||||
}
|
||||
_z_front_window = this;
|
||||
}
|
||||
|
||||
*wz = this;
|
||||
_last_z_window++;
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -1109,7 +1079,8 @@ void InitWindowSystem()
|
|||
{
|
||||
IConsoleClose();
|
||||
|
||||
_last_z_window = _z_windows;
|
||||
_z_back_window = NULL;
|
||||
_z_front_window = NULL;
|
||||
_mouseover_last_w = NULL;
|
||||
_no_scroll = 0;
|
||||
_scrolling_viewport = 0;
|
||||
|
@ -1120,7 +1091,7 @@ void InitWindowSystem()
|
|||
*/
|
||||
void UnInitWindowSystem()
|
||||
{
|
||||
while (_last_z_window != _z_windows) delete _z_windows[0];
|
||||
while (_z_front_window != NULL) delete _z_front_window;
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -1601,7 +1572,7 @@ static bool HandleViewportScroll()
|
|||
* modal-popup; function returns a false and child window gets a white border
|
||||
* @param w Window to bring on-top
|
||||
* @return false if the window has an active modal child, true otherwise */
|
||||
static bool MaybeBringWindowToFront(const Window *w)
|
||||
static bool MaybeBringWindowToFront(Window *w)
|
||||
{
|
||||
bool bring_to_front = false;
|
||||
|
||||
|
@ -1612,10 +1583,7 @@ static bool MaybeBringWindowToFront(const Window *w)
|
|||
return true;
|
||||
}
|
||||
|
||||
Window * const *wz = FindWindowZPosition(w);
|
||||
for (Window * const *uz = wz; ++uz != _last_z_window;) {
|
||||
Window *u = *uz;
|
||||
|
||||
for (Window *u = w->z_front; u != NULL; u = u->z_front) {
|
||||
/* A modal child will prevent the activation of the parent window */
|
||||
if (u->parent == w && (u->desc_flags & WDF_MODAL)) {
|
||||
u->flags4 |= WF_WHITE_BORDER_MASK;
|
||||
|
@ -1972,11 +1940,37 @@ void HandleMouseEvents()
|
|||
MouseLoop(click, mousewheel);
|
||||
}
|
||||
|
||||
/**
|
||||
* Check the soft limit of deletable (non vital, non sticky) windows.
|
||||
*/
|
||||
static void CheckSoftLimit()
|
||||
{
|
||||
if (_settings_client.gui.window_soft_limit == 0) return;
|
||||
|
||||
for (;;) {
|
||||
uint deletable_count = 0;
|
||||
Window *w, *last_deletable = NULL;
|
||||
FOR_ALL_WINDOWS_FROM_FRONT(w) {
|
||||
if (w->window_class == WC_MAIN_WINDOW || IsVitalWindow(w) || (w->flags4 & WF_STICKY)) continue;
|
||||
|
||||
last_deletable = w;
|
||||
deletable_count++;
|
||||
}
|
||||
|
||||
/* We've ot reached the soft limit yet */
|
||||
if (deletable_count <= _settings_client.gui.window_soft_limit) break;
|
||||
|
||||
assert(last_deletable != NULL);
|
||||
delete last_deletable;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Regular call from the global game loop
|
||||
*/
|
||||
void InputLoop()
|
||||
{
|
||||
CheckSoftLimit();
|
||||
HandleKeyScrolling();
|
||||
|
||||
if (_input_events_this_tick != 0) {
|
||||
|
|
|
@ -226,6 +226,8 @@ public:
|
|||
uint32 desc_flags; ///< Window/widgets default flags setting, @see WindowDefaultFlag
|
||||
|
||||
Window *parent; ///< Parent window
|
||||
Window *z_front; ///< The window in front of us in z-order
|
||||
Window *z_back; ///< The window behind us in z-order
|
||||
|
||||
void HandleButtonClick(byte widget);
|
||||
|
||||
|
@ -537,12 +539,12 @@ void GuiShowTooltips(StringID str, uint paramcount = 0, const uint64 params[] =
|
|||
int GetWidgetFromPos(const Window *w, int x, int y);
|
||||
|
||||
/* window.cpp */
|
||||
extern Window *_z_windows[];
|
||||
extern Window **_last_z_window;
|
||||
extern Window *_z_front_window;
|
||||
extern Window *_z_back_window;
|
||||
|
||||
/** Iterate over all windows */
|
||||
#define FOR_ALL_WINDOWS_FROM_BACK(w) for (Window **wz = _z_windows; wz != _last_z_window && (w = *wz) != NULL; wz++)
|
||||
#define FOR_ALL_WINDOWS_FROM_FRONT(w) for (Window **wz = _last_z_window; wz != _z_windows && (w = *--wz) != NULL;)
|
||||
#define FOR_ALL_WINDOWS_FROM_BACK(w) for (w = _z_back_window; w != NULL; w = w->z_front)
|
||||
#define FOR_ALL_WINDOWS_FROM_FRONT(w) for (w = _z_front_window; w != NULL; w = w->z_back)
|
||||
|
||||
/**
|
||||
* Disable scrolling of the main viewport when an input-window is active.
|
||||
|
@ -568,7 +570,6 @@ enum SpecialMouseMode {
|
|||
};
|
||||
|
||||
Window *GetCallbackWnd();
|
||||
Window **FindWindowZPosition(const Window *w);
|
||||
|
||||
void ScrollbarClickHandler(Window *w, const Widget *wi, int x, int y);
|
||||
|
||||
|
|
Loading…
Reference in New Issue