tron@2186: /* $Id$ */
tron@2186: 
truelight@0: #include "stdafx.h"
glx@4755: #include <stdarg.h>
Darkvater@1891: #include "openttd.h"
tron@1299: #include "debug.h"
tron@2163: #include "functions.h"
tron@679: #include "map.h"
tron@2154: #include "player.h"
truelight@0: #include "window.h"
truelight@0: #include "gfx.h"
darkvater@152: #include "viewport.h"
dominik@126: #include "console.h"
tron@2159: #include "variables.h"
tron@2517: #include "table/sprites.h"
truelight@4300: #include "genworld.h"
truelight@0: 
tron@350: // delta between mouse cursor and upper left corner of dragged window
tron@350: static Point _drag_delta;
tron@350: 
glx@4755: void CDECL SetWindowWidgetsDisabledState(Window *w, bool disab_stat, int widgets, ...)
glx@4755: {
glx@4755: 	va_list wdg_list;
glx@4755: 
glx@4755: 	va_start(wdg_list, widgets);
glx@4755: 
glx@4755: 	while (widgets != WIDGET_LIST_END) {
glx@4757: 		SetWindowWidgetDisabledState(w, widgets, disab_stat);
glx@4755: 		widgets = va_arg(wdg_list, int);
glx@4755: 	}
glx@4755: 
glx@4755: 	va_end(wdg_list);
glx@4755: }
glx@4755: 
glx@4755: void CDECL SetWindowWidgetsHiddenState(Window *w, bool hidden_stat, int widgets, ...)
glx@4755: {
glx@4755: 	va_list wdg_list;
glx@4755: 
glx@4755: 	va_start(wdg_list, widgets);
glx@4755: 
glx@4755: 	while (widgets != WIDGET_LIST_END) {
glx@4755: 		SetWindowWidgetHiddenState(w, widgets, hidden_stat);
glx@4755: 		widgets = va_arg(wdg_list, int);
glx@4755: 	}
glx@4755: 
glx@4755: 	va_end(wdg_list);
glx@4755: }
glx@4755: 
glx@4755: void CDECL SetWindowWidgetsLoweredState(Window *w, bool lowered_stat, int widgets, ...)
glx@4755: {
glx@4755: 	va_list wdg_list;
glx@4755: 
glx@4755: 	va_start(wdg_list, widgets);
glx@4755: 
glx@4755: 	while (widgets != WIDGET_LIST_END) {
glx@4755: 		SetWindowWidgetLoweredState(w, widgets, lowered_stat);
glx@4755: 		widgets = va_arg(wdg_list, int);
glx@4755: 	}
glx@4755: 
glx@4755: 	va_end(wdg_list);
glx@4755: }
glx@4755: 
belugas@4719: void RaiseWindowButtons(Window *w)
belugas@4719: {
belugas@4719: 	const Widget *wi = w->widget;
belugas@4719: 	uint i = 0;
belugas@4719: 
belugas@4719: 	for (i = 0; wi->type != WWT_LAST; i++, wi++) {
belugas@4719: 		if (IsWindowWidgetLowered(w, i)) {
belugas@4719: 			RaiseWindowWidget(w, i);
belugas@4719: 			InvalidateWidget(w, i);
belugas@4719: 		}
belugas@4719: 	}
belugas@4719: }
belugas@4719: 
truelight@0: void HandleButtonClick(Window *w, byte widget)
truelight@0: {
belugas@4719: 	LowerWindowWidget(w, widget);
truelight@0: 	w->flags4 |= 5 << WF_TIMEOUT_SHL;
truelight@0: 	InvalidateWidget(w, widget);
truelight@0: }
truelight@0: 
tron@2817: 
belugas@4171: static Window *StartWindowDrag(Window *w);
belugas@4171: static Window *StartWindowSizing(Window *w);
tron@2817: 
belugas@4171: static void DispatchLeftClickEvent(Window *w, int x, int y)
tron@2596: {
truelight@0: 	WindowEvent e;
truelight@0: 	const Widget *wi;
truelight@0: 
belugas@4634: 	e.we.click.pt.x = x;
belugas@4634: 	e.we.click.pt.y = y;
truelight@0: 	e.event = WE_CLICK;
truelight@0: 
truelight@0: 	if (w->desc_flags & WDF_DEF_WIDGET) {
belugas@4634: 		e.we.click.widget = GetWidgetFromPos(w, x, y);
belugas@4634: 		if (e.we.click.widget < 0) return; /* exit if clicked outside of widgets */
truelight@158: 
belugas@4634: 		wi = &w->widget[e.we.click.widget];
darkvater@222: 
darkvater@211: 		/* don't allow any interaction if the button has been disabled */
belugas@4749: 		if (IsWidgetDisabled(wi)) return;
truelight@0: 
truelight@0: 		if (wi->type & 0xE0) {
darkvater@211: 			/* special widget handling for buttons*/
tron@2952: 			switch (wi->type) {
darkvater@211: 			case WWT_IMGBTN  | WWB_PUSHBUTTON: /* WWT_PUSHIMGBTN */
darkvater@211: 			case WWT_TEXTBTN | WWB_PUSHBUTTON: /* WWT_PUSHTXTBTN */
belugas@4634: 				HandleButtonClick(w, e.we.click.widget);
truelight@0: 				break;
truelight@0: 			case WWT_NODISTXTBTN:
truelight@158: 				break;
truelight@0: 			}
bjarni@842: 		} else if (wi->type == WWT_SCROLLBAR || wi->type == WWT_SCROLL2BAR || wi->type == WWT_HSCROLLBAR) {
belugas@4634: 			ScrollbarClickHandler(w, wi, e.we.click.pt.x, e.we.click.pt.y);
truelight@0: 		}
truelight@0: 
truelight@0: 		if (w->desc_flags & WDF_STD_BTN) {
belugas@4634: 			if (e.we.click.widget == 0) { /* 'X' */
truelight@867: 				DeleteWindow(w);
celestar@984: 				return;
tron@1109: 			}
tron@1109: 
belugas@4634: 			if (e.we.click.widget == 1) { /* 'Title bar' */
darkvater@1112: 				StartWindowDrag(w); // if not return then w = StartWindowDrag(w); to get correct pointer
darkvater@1112: 				return;
darkvater@1112: 			}
truelight@0: 		}
truelight@867: 
darkvater@1112: 		if (w->desc_flags & WDF_RESIZABLE && wi->type == WWT_RESIZEBOX) {
darkvater@1112: 			StartWindowSizing(w); // if not return then w = StartWindowSizing(w); to get correct pointer
darkvater@1112: 			return;
darkvater@1112: 		}
truelight@867: 
truelight@867: 		if (w->desc_flags & WDF_STICKY_BUTTON && wi->type == WWT_STICKYBOX) {
truelight@867: 			w->flags4 ^= WF_STICKY;
belugas@4634: 			InvalidateWidget(w, e.we.click.widget);
darkvater@1112: 			return;
darkvater@682: 		}
truelight@0: 	}
darkvater@1038: 
darkvater@1038: 	w->wndproc(w, &e);
truelight@0: }
truelight@0: 
belugas@4171: static void DispatchRightClickEvent(Window *w, int x, int y)
tron@2596: {
truelight@0: 	WindowEvent e;
truelight@0: 
truelight@0: 	/* default tooltips handler? */
truelight@0: 	if (w->desc_flags & WDF_STD_TOOLTIPS) {
belugas@4634: 		e.we.click.widget = GetWidgetFromPos(w, x, y);
belugas@4634: 		if (e.we.click.widget < 0)
truelight@0: 			return; /* exit if clicked outside of widgets */
truelight@0: 
belugas@4634: 		if (w->widget[e.we.click.widget].tooltips != 0) {
belugas@4634: 			GuiShowTooltips(w->widget[e.we.click.widget].tooltips);
truelight@0: 			return;
truelight@0: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	e.event = WE_RCLICK;
belugas@4634: 	e.we.click.pt.x = x;
belugas@4634: 	e.we.click.pt.y = y;
truelight@158: 	w->wndproc(w, &e);
truelight@0: }
truelight@0: 
Darkvater@2021: /** Dispatch the mousewheel-action to the window which will scroll any
Darkvater@2021:  * compatible scrollbars if the mouse is pointed over the bar or its contents
Darkvater@2021:  * @param *w Window
Darkvater@2021:  * @param widget the widget where the scrollwheel was used
Darkvater@2021:  * @param wheel scroll up or down
Darkvater@2021:  */
belugas@4171: static void DispatchMouseWheelEvent(Window *w, int widget, int wheel)
truelight@0: {
Darkvater@2021: 	const Widget *wi1, *wi2;
darkvater@982: 	Scrollbar *sb;
darkvater@982: 
Darkvater@2021: 	if (widget < 0) return;
Darkvater@2021: 
Darkvater@2021: 	wi1 = &w->widget[widget];
Darkvater@2021: 	wi2 = &w->widget[widget + 1];
Darkvater@2021: 
darkvater@982: 	/* The listbox can only scroll if scrolling was done on the scrollbar itself,
tron@1019: 	 * or on the listbox (and the next item is (must be) the scrollbar)
darkvater@982: 	 * XXX - should be rewritten as a widget-dependent scroller but that's
darkvater@982: 	 * not happening until someone rewrites the whole widget-code */
tron@1019: 	if ((sb = &w->vscroll,  wi1->type == WWT_SCROLLBAR)  || (sb = &w->vscroll2, wi1->type == WWT_SCROLL2BAR)  ||
darkvater@982: 			(sb = &w->vscroll2, wi2->type == WWT_SCROLL2BAR) || (sb = &w->vscroll, wi2->type == WWT_SCROLLBAR) ) {
darkvater@982: 
darkvater@982: 		if (sb->count > sb->cap) {
darkvater@982: 			int pos = clamp(sb->pos + wheel, 0, sb->count - sb->cap);
darkvater@982: 			if (pos != sb->pos) {
darkvater@982: 				sb->pos = pos;
darkvater@982: 				SetWindowDirty(w);
darkvater@982: 			}
truelight@0: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: 
belugas@4171: static void DrawOverlappedWindow(Window *w, int left, int top, int right, int bottom);
tron@2817: 
truelight@0: void DrawOverlappedWindowForAll(int left, int top, int right, int bottom)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 	DrawPixelInfo bk;
truelight@0: 	_cur_dpi = &bk;
truelight@0: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
truelight@158: 		if (right > w->left &&
truelight@0: 				bottom > w->top &&
truelight@0: 				left < w->left + w->width &&
truelight@0: 				top < w->top + w->height) {
tron@2639: 			DrawOverlappedWindow(w, left, top, right, bottom);
tron@2639: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
belugas@4171: static void DrawOverlappedWindow(Window *w, int left, int top, int right, int bottom)
truelight@0: {
belugas@4171: 	const Window *v = w;
truelight@0: 	int x;
truelight@0: 
truelight@0: 	while (++v != _last_window) {
truelight@0: 		if (right > v->left &&
tron@2026: 				bottom > v->top &&
truelight@0: 				left < v->left + v->width &&
truelight@0: 				top < v->top + v->height) {
truelight@0: 			if (left < (x=v->left)) {
truelight@0: 				DrawOverlappedWindow(w, left, top, x, bottom);
truelight@0: 				DrawOverlappedWindow(w, x, top, right, bottom);
truelight@0: 				return;
truelight@0: 			}
truelight@0: 
truelight@0: 			if (right > (x=v->left + v->width)) {
truelight@0: 				DrawOverlappedWindow(w, left, top, x, bottom);
truelight@0: 				DrawOverlappedWindow(w, x, top, right, bottom);
truelight@0: 				return;
truelight@0: 			}
truelight@0: 
truelight@0: 			if (top < (x=v->top)) {
truelight@0: 				DrawOverlappedWindow(w, left, top, right, x);
truelight@0: 				DrawOverlappedWindow(w, left, x, right, bottom);
truelight@0: 				return;
truelight@0: 			}
truelight@0: 
truelight@0: 			if (bottom > (x=v->top + v->height)) {
truelight@0: 				DrawOverlappedWindow(w, left, top, right, x);
truelight@0: 				DrawOverlappedWindow(w, left, x, right, bottom);
truelight@0: 				return;
truelight@0: 			}
truelight@0: 
truelight@0: 			return;
truelight@0: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	{
truelight@158: 		DrawPixelInfo *dp = _cur_dpi;
truelight@0: 		dp->width = right - left;
truelight@0: 		dp->height = bottom - top;
truelight@0: 		dp->left = left - w->left;
truelight@0: 		dp->top = top - w->top;
truelight@0: 		dp->pitch = _screen.pitch;
truelight@0: 		dp->dst_ptr = _screen.dst_ptr + top * _screen.pitch + left;
truelight@0: 		dp->zoom = 0;
truelight@0: 		CallWindowEventNP(w, WE_PAINT);
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: void CallWindowEventNP(Window *w, int event)
truelight@0: {
truelight@0: 	WindowEvent e;
truelight@543: 
truelight@0: 	e.event = event;
truelight@0: 	w->wndproc(w, &e);
truelight@0: }
truelight@0: 
belugas@4171: void SetWindowDirty(const Window *w)
truelight@0: {
tron@2549: 	if (w == NULL) return;
truelight@0: 	SetDirtyBlocks(w->left, w->top, w->left + w->width, w->top + w->height);
truelight@0: }
truelight@0: 
truelight@0: void DeleteWindow(Window *w)
truelight@0: {
truelight@0: 	WindowClass wc;
truelight@0: 	WindowNumber wn;
truelight@0: 	Window *v;
truelight@0: 	int count;
truelight@0: 
tron@2639: 	if (w == NULL) return;
truelight@0: 
tron@4077: 	if (_thd.place_mode != VHM_NONE &&
tron@4077: 			_thd.window_class == w->window_class &&
tron@4077: 			_thd.window_number == w->window_number) {
truelight@0: 		ResetObjectToPlace();
truelight@0: 	}
truelight@0: 
truelight@0: 	wc = w->window_class;
truelight@0: 	wn = w->window_number;
truelight@0: 
truelight@0: 	CallWindowEventNP(w, WE_DESTROY);
truelight@0: 
truelight@0: 	w = FindWindowById(wc, wn);
truelight@0: 
tron@4077: 	if (w->viewport != NULL) {
tron@4077: 		CLRBIT(_active_viewports, w->viewport - _viewports);
tron@4077: 		w->viewport->width = 0;
tron@4077: 		w->viewport = NULL;
truelight@0: 	}
truelight@0: 
truelight@0: 	SetWindowDirty(w);
truelight@0: 
truelight@867: 	free(w->widget);
truelight@867: 
truelight@0: 	v = --_last_window;
truelight@0: 	count = (byte*)v - (byte*)w;
tron@1033: 	memmove(w, w + 1, count);
truelight@0: }
truelight@0: 
truelight@0: Window *FindWindowById(WindowClass cls, WindowNumber number)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->window_class == cls && w->window_number == number) return w;
truelight@158: 	}
truelight@0: 
truelight@0: 	return NULL;
truelight@0: }
truelight@0: 
truelight@0: void DeleteWindowById(WindowClass cls, WindowNumber number)
truelight@0: {
truelight@0: 	DeleteWindow(FindWindowById(cls, number));
truelight@158: }
truelight@0: 
darkvater@999: void DeleteWindowByClass(WindowClass cls)
darkvater@999: {
darkvater@999: 	Window *w;
tron@2639: 
darkvater@999: 	for (w = _windows; w != _last_window;) {
darkvater@999: 		if (w->window_class == cls) {
darkvater@999: 			DeleteWindow(w);
darkvater@999: 			w = _windows;
tron@2639: 		} else {
darkvater@999: 			w++;
tron@2639: 		}
darkvater@999: 	}
darkvater@999: }
darkvater@999: 
tron@2817: 
belugas@4171: static Window *BringWindowToFront(Window *w);
tron@2817: 
truelight@0: Window *BringWindowToFrontById(WindowClass cls, WindowNumber number)
truelight@0: {
truelight@0: 	Window *w = FindWindowById(cls, number);
truelight@0: 
truelight@0: 	if (w != NULL) {
truelight@0: 		w->flags4 |= WF_WHITE_BORDER_MASK;
truelight@0: 		SetWindowDirty(w);
tron@388: 		w = BringWindowToFront(w);
truelight@0: 	}
truelight@0: 
truelight@0: 	return w;
truelight@0: }
truelight@0: 
darkvater@1648: static inline bool IsVitalWindow(const Window *w)
darkvater@1648: {
darkvater@1648: 	WindowClass wc = w->window_class;
darkvater@1648: 	return (wc == WC_MAIN_TOOLBAR || wc == WC_STATUS_BAR || wc == WC_NEWS_WINDOW || wc == WC_SEND_NETWORK_MSG);
darkvater@1648: }
darkvater@1648: 
darkvater@1648: /** On clicking on a window, make it the frontmost window of all. However
darkvater@1648:  * there are certain windows that always need to be on-top; these include
darkvater@1648:  * - Toolbar, Statusbar (always on)
darkvater@1648:  * - New window, Chatbar (only if open)
darkvater@1648:  * @param w window that is put into the foreground
darkvater@1648:  */
belugas@4171: static Window *BringWindowToFront(Window *w)
truelight@0: {
truelight@0: 	Window *v;
tron@386: 	Window temp;
truelight@0: 
truelight@0: 	v = _last_window;
truelight@0: 	do {
tron@2639: 		if (--v < _windows) return w;
darkvater@1648: 	} while (IsVitalWindow(v));
truelight@0: 
tron@2639: 	if (w == v) return w;
truelight@0: 
truelight@0: 	assert(w < v);
truelight@0: 
tron@386: 	temp = *w;
tron@386: 	memmove(w, w + 1, (v - w) * sizeof(Window));
tron@386: 	*v = temp;
truelight@0: 
tron@386: 	SetWindowDirty(v);
truelight@0: 
tron@386: 	return v;
truelight@0: }
truelight@0: 
darkvater@1648: /** We have run out of windows, so find a suitable candidate for replacement.
darkvater@1648:  * Keep all important windows intact. These are
darkvater@1648:  * - Main window (gamefield), Toolbar, Statusbar (always on)
darkvater@1648:  * - News window, Chatbar (when on)
darkvater@1648:  * - Any sticked windows since we wanted to keep these
darkvater@1648:  * @return w pointer to the window that is going to be deleted
darkvater@1648:  */
darkvater@763: static Window *FindDeletableWindow(void)
darkvater@763: {
darkvater@763: 	Window *w;
tron@2639: 
darkvater@763: 	for (w = _windows; w < endof(_windows); w++) {
tron@2639: 		if (w->window_class != WC_MAIN_WINDOW && !IsVitalWindow(w) && !(w->flags4 & WF_STICKY)) {
tron@2639: 			return w;
tron@2639: 		}
darkvater@763: 	}
darkvater@763: 	return NULL;
darkvater@763: }
darkvater@763: 
darkvater@1648: /** A window must be freed, and all are marked as important windows. Ease the
darkvater@1648:  * restriction a bit by allowing to delete sticky windows. Keep important/vital
darkvater@1648:  * windows intact (Main window, Toolbar, Statusbar, News Window, Chatbar)
darkvater@1648:  * @see FindDeletableWindow()
darkvater@1648:  * @return w Pointer to the window that is being deleted
darkvater@1648:  */
darkvater@763: static Window *ForceFindDeletableWindow(void)
darkvater@763: {
darkvater@763: 	Window *w;
tron@2639: 
darkvater@763: 	for (w = _windows;; w++) {
darkvater@763: 		assert(w < _last_window);
tron@2639: 		if (w->window_class != WC_MAIN_WINDOW && !IsVitalWindow(w)) return w;
darkvater@763: 	}
darkvater@763: }
darkvater@763: 
belugas@4171: bool IsWindowOfPrototype(const Window *w, const Widget *widget)
truelight@867: {
truelight@867: 	return (w->original_widget == widget);
truelight@867: }
truelight@867: 
darkvater@1648: /* Copies 'widget' to 'w->widget' to allow for resizable windows */
truelight@867: void AssignWidgetToWindow(Window *w, const Widget *widget)
truelight@867: {
truelight@867: 	w->original_widget = widget;
truelight@867: 
truelight@867: 	if (widget != NULL) {
truelight@867: 		uint index = 1;
belugas@4171: 		const Widget *wi;
truelight@867: 
tron@2639: 		for (wi = widget; wi->type != WWT_LAST; wi++) index++;
tron@2639: 
tron@2639: 		w->widget = realloc(w->widget, sizeof(*w->widget) * index);
tron@2639: 		memcpy(w->widget, widget, sizeof(*w->widget) * index);
tron@2639: 	} else {
truelight@867: 		w->widget = NULL;
tron@2639: 	}
truelight@867: }
truelight@867: 
bjarni@4520: /* Open a new window.
bjarni@4520:  * This function is called from AllocateWindow() or AllocateWindowDesc()
bjarni@4520:  * See descriptions for those functions for usage
bjarni@4520:  * See AllocateWindow() for description of arguments.
bjarni@4520:  * Only addition here is window_number, which is the window_number being assigned to the new window
darkvater@1648:  */
bjarni@4520: static Window *LocalAllocateWindow(
darkvater@1648: 							int x, int y, int width, int height,
bjarni@4520: 							WindowProc *proc, WindowClass cls, const Widget *widget, int window_number)
truelight@0: {
darkvater@1648: 	Window *w = _last_window; // last window keeps track of the highest open window
truelight@0: 
darkvater@1648: 	// We have run out of windows, close one and use that as the place for our new one
truelight@0: 	if (w >= endof(_windows)) {
darkvater@763: 		w = FindDeletableWindow();
truelight@0: 
tron@2639: 		if (w == NULL) w = ForceFindDeletableWindow();
truelight@158: 
darkvater@763: 		DeleteWindow(w);
darkvater@763: 		w = _last_window;
truelight@0: 	}
truelight@0: 
darkvater@1648: 	/* XXX - This very strange construction makes sure that the chatbar is always
darkvater@1648: 	 * on top of other windows. Why? It is created as last_window (so, on top).
darkvater@1648: 	 * Any other window will go below toolbar/statusbar/news window, which implicitely
darkvater@1648: 	 * also means it is below the chatbar. Very likely needs heavy improvement
darkvater@1648: 	 * to de-braindeadize */
darkvater@1648: 	if (w != _windows && cls != WC_SEND_NETWORK_MSG) {
truelight@0: 		Window *v;
truelight@0: 
darkvater@1648: 		/* XXX - if not this order (toolbar/statusbar and then news), game would
darkvater@1648: 		 * crash because it will try to copy a negative size for the news-window.
darkvater@1648: 		 * Eg. window was already moved BELOW news (which is below toolbar/statusbar)
darkvater@1648: 		 * and now needs to move below those too. That is a negative move. */
truelight@0: 		v = FindWindowById(WC_MAIN_TOOLBAR, 0);
darkvater@1648: 		if (v != NULL) {
truelight@0: 			memmove(v+1, v, (byte*)w - (byte*)v);
truelight@0: 			w = v;
truelight@0: 		}
truelight@0: 
truelight@0: 		v = FindWindowById(WC_STATUS_BAR, 0);
darkvater@1648: 		if (v != NULL) {
darkvater@1648: 			memmove(v+1, v, (byte*)w - (byte*)v);
darkvater@1648: 			w = v;
darkvater@1648: 		}
darkvater@1648: 
darkvater@1648: 		v = FindWindowById(WC_NEWS_WINDOW, 0);
darkvater@1648: 		if (v != NULL) {
truelight@0: 			memmove(v+1, v, (byte*)w - (byte*)v);
truelight@0: 			w = v;
truelight@0: 		}
truelight@0: 	}
truelight@0: 
darkvater@1648: 	// Set up window properties
darkvater@1648: 	memset(w, 0, sizeof(Window));
truelight@0: 	w->window_class = cls;
darkvater@1648: 	w->flags4 = WF_WHITE_BORDER_MASK; // just opened windows have a white border
truelight@0: 	w->caption_color = 0xFF;
truelight@0: 	w->left = x;
truelight@0: 	w->top = y;
truelight@0: 	w->width = width;
truelight@0: 	w->height = height;
truelight@0: 	w->wndproc = proc;
truelight@867: 	AssignWidgetToWindow(w, widget);
truelight@867: 	w->resize.width = width;
truelight@867: 	w->resize.height = height;
truelight@867: 	w->resize.step_width = 1;
truelight@867: 	w->resize.step_height = 1;
bjarni@4520: 	w->window_number = window_number;
truelight@0: 
truelight@0: 	_last_window++;
truelight@0: 
truelight@0: 	SetWindowDirty(w);
truelight@158: 
dominik@116: 	CallWindowEventNP(w, WE_CREATE);
truelight@0: 
truelight@0: 	return w;
truelight@0: }
truelight@0: 
bjarni@4520: /**
bjarni@4520:  * Open a new window. If there is no space for a new window, close an open
bjarni@4520:  * window. Try to avoid stickied windows, but if there is no else, close one of
bjarni@4520:  * those as well. Then make sure all created windows are below some always-on-top
bjarni@4520:  * ones. Finally set all variables and call the WE_CREATE event
bjarni@4520:  * @param x offset in pixels from the left of the screen
bjarni@4520:  * @param y offset in pixels from the top of the screen
bjarni@4520:  * @param width width in pixels of the window
bjarni@4520:  * @param height height in pixels of the window
bjarni@4520:  * @param *proc @see WindowProc function to call when any messages/updates happen to the window
bjarni@4520:  * @param cls @see WindowClass class of the window, used for identification and grouping
bjarni@4520:  * @param *widget @see Widget pointer to the window layout and various elements
bjarni@4520:  * @return @see Window pointer of the newly created window
bjarni@4520:  */
bjarni@4520: Window *AllocateWindow(
bjarni@4520: 							int x, int y, int width, int height,
bjarni@4520: 							WindowProc *proc, WindowClass cls, const Widget *widget)
bjarni@4520: {
bjarni@4520: 	return LocalAllocateWindow(x, y, width, height, proc, cls, widget, 0);
bjarni@4520: }
truelight@0: 
truelight@0: typedef struct SizeRect {
truelight@0: 	int left,top,width,height;
truelight@0: } SizeRect;
truelight@0: 
truelight@0: 
truelight@0: static SizeRect _awap_r;
truelight@0: 
truelight@0: static bool IsGoodAutoPlace1(int left, int top)
truelight@0: {
truelight@0: 	int right,bottom;
truelight@0: 	Window *w;
truelight@0: 
truelight@0: 	_awap_r.left= left;
truelight@0: 	_awap_r.top = top;
truelight@0: 	right = _awap_r.width + left;
truelight@0: 	bottom = _awap_r.height + top;
truelight@0: 
truelight@0: 	if (left < 0 || top < 22 || right > _screen.width || bottom > _screen.height)
truelight@0: 		return false;
truelight@0: 
truelight@158: 	// Make sure it is not obscured by any window.
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->window_class == WC_MAIN_WINDOW) continue;
truelight@0: 
truelight@158: 		if (right > w->left &&
tron@2639: 				w->left + w->width > left &&
truelight@0: 				bottom > w->top &&
tron@2639: 				w->top + w->height > top) {
tron@2639: 			return false;
tron@2639: 		}
truelight@158: 	}
truelight@0: 
truelight@0: 	return true;
truelight@0: }
truelight@0: 
truelight@0: static bool IsGoodAutoPlace2(int left, int top)
truelight@0: {
truelight@0: 	int width,height;
truelight@0: 	Window *w;
truelight@0: 
truelight@0: 	_awap_r.left= left;
truelight@0: 	_awap_r.top = top;
truelight@0: 	width = _awap_r.width;
truelight@0: 	height = _awap_r.height;
truelight@0: 
truelight@0: 	if (left < -(width>>2) || left > _screen.width - (width>>1))
truelight@0: 		return false;
truelight@0: 	if (top < 22 || top > _screen.height - (height>>2))
truelight@0: 		return false;
truelight@0: 
truelight@158: 	// Make sure it is not obscured by any window.
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->window_class == WC_MAIN_WINDOW) continue;
truelight@0: 
truelight@158: 		if (left + width > w->left &&
tron@2639: 				w->left + w->width > left &&
truelight@0: 				top + height > w->top &&
tron@2639: 				w->top + w->height > top) {
tron@2639: 			return false;
tron@2639: 		}
truelight@158: 	}
truelight@0: 
truelight@0: 	return true;
truelight@0: }
truelight@0: 
tron@1095: static Point GetAutoPlacePosition(int width, int height)
tron@1095: {
truelight@0: 	Window *w;
truelight@0: 	Point pt;
truelight@0: 
truelight@0: 	_awap_r.width = width;
truelight@0: 	_awap_r.height = height;
truelight@0: 
truelight@0: 	if (IsGoodAutoPlace1(0, 24)) goto ok_pos;
truelight@0: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->window_class == WC_MAIN_WINDOW) continue;
truelight@0: 
truelight@0: 		if (IsGoodAutoPlace1(w->left+w->width+2,w->top)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace1(w->left-   width-2,w->top)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace1(w->left,w->top+w->height+2)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace1(w->left,w->top-   height-2)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace1(w->left+w->width+2,w->top+w->height-height)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace1(w->left-   width-2,w->top+w->height-height)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace1(w->left+w->width-width,w->top+w->height+2)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace1(w->left+w->width-width,w->top-   height-2)) goto ok_pos;
truelight@158: 	}
truelight@158: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->window_class == WC_MAIN_WINDOW) continue;
truelight@0: 
truelight@0: 		if (IsGoodAutoPlace2(w->left+w->width+2,w->top)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace2(w->left-   width-2,w->top)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace2(w->left,w->top+w->height+2)) goto ok_pos;
truelight@0: 		if (IsGoodAutoPlace2(w->left,w->top-   height-2)) goto ok_pos;
truelight@0: 	}
truelight@0: 
truelight@0: 	{
truelight@0: 		int left=0,top=24;
truelight@158: 
truelight@0: restart:;
tron@2639: 		for (w = _windows; w != _last_window; w++) {
truelight@0: 			if (w->left == left && w->top == top) {
truelight@0: 				left += 5;
truelight@0: 				top += 5;
truelight@0: 				goto restart;
truelight@0: 			}
truelight@0: 		}
truelight@158: 
truelight@0: 		pt.x = left;
truelight@0: 		pt.y = top;
truelight@0: 		return pt;
truelight@0: 	}
truelight@158: 
truelight@0: ok_pos:;
truelight@0: 	pt.x = _awap_r.left;
truelight@0: 	pt.y = _awap_r.top;
truelight@0: 	return pt;
truelight@0: }
truelight@0: 
bjarni@4520: static Window *LocalAllocateWindowDesc(const WindowDesc *desc, int window_number)
truelight@0: {
truelight@0: 	Point pt;
truelight@0: 	Window *w;
truelight@0: 
truelight@158: 	if (desc->parent_cls != WC_MAIN_WINDOW &&
truelight@0: 			(w = FindWindowById(desc->parent_cls, _alloc_wnd_parent_num), _alloc_wnd_parent_num=0, w) != NULL &&
truelight@0: 			w->left < _screen.width-20 && w->left > -60 && w->top < _screen.height-20) {
truelight@0: 		pt.x = w->left + 10;
truelight@0: 		if (pt.x > _screen.width + 10 - desc->width)
truelight@0: 			pt.x = (_screen.width + 10 - desc->width) - 20;
truelight@0: 		pt.y = w->top + 10;
tron@2026: 	} else if (desc->cls == WC_BUILD_TOOLBAR) { // open Build Toolbars aligned
darkvater@68: 		/* Override the position if a toolbar is opened according to the place of the maintoolbar
darkvater@68: 		 * The main toolbar (WC_MAIN_TOOLBAR) is 640px in width */
darkvater@68: 		switch (_patches.toolbar_pos) {
tron@2026: 			case 1:  pt.x = ((_screen.width + 640) >> 1) - desc->width; break;
tron@2026: 			case 2:  pt.x = _screen.width - desc->width; break;
tron@2026: 			default: pt.x = 640 - desc->width;
darkvater@68: 		}
darkvater@68: 		pt.y = desc->top;
truelight@0: 	} else {
truelight@0: 		pt.x = desc->left;
truelight@0: 		pt.y = desc->top;
truelight@0: 		if (pt.x == WDP_AUTO) {
truelight@0: 			pt = GetAutoPlacePosition(desc->width, desc->height);
truelight@0: 		} else {
truelight@0: 			if (pt.x == WDP_CENTER) pt.x = (_screen.width - desc->width) >> 1;
tron@4077: 			if (pt.y == WDP_CENTER) {
tron@4077: 				pt.y = (_screen.height - desc->height) >> 1;
tron@4077: 			} else if (pt.y < 0) {
tron@4077: 				pt.y = _screen.height + pt.y; // if y is negative, it's from the bottom of the screen
tron@4077: 			}
truelight@0: 		}
truelight@0: 	}
truelight@0: 
bjarni@4520: 	w = LocalAllocateWindow(pt.x, pt.y, desc->width, desc->height, desc->proc, desc->cls, desc->widgets, window_number);
truelight@0: 	w->desc_flags = desc->flags;
truelight@0: 	return w;
truelight@0: }
truelight@0: 
bjarni@4520: /**
bjarni@4520:  * Open a new window.
bjarni@4520:  * @param *desc The pointer to the WindowDesc to be created
bjarni@4520:  * @return @see Window pointer of the newly created window
bjarni@4520:  */
bjarni@4520: Window *AllocateWindowDesc(const WindowDesc *desc)
bjarni@4520: {
bjarni@4520: 	return LocalAllocateWindowDesc(desc, 0);
bjarni@4520: }
bjarni@4520: 
bjarni@4520: /**
bjarni@4520:  * Open a new window.
bjarni@4520:  * @param *desc The pointer to the WindowDesc to be created
bjarni@4520:  * @param window_number the window number of the new window
bjarni@4520:  * @return @see Window pointer of the newly created window
bjarni@4520:  */
bjarni@4520: Window *AllocateWindowDescFront(const WindowDesc *desc, int window_number)
bjarni@4520: {
bjarni@4520: 	Window *w;
bjarni@4520: 
bjarni@4520: 	if (BringWindowToFrontById(desc->cls, window_number)) return NULL;
bjarni@4520: 	w = LocalAllocateWindowDesc(desc, window_number);
bjarni@4520: 	return w;
bjarni@4520: }
bjarni@4520: 
truelight@0: Window *FindWindowFromPt(int x, int y)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 
tron@2639: 	for (w = _last_window; w != _windows;) {
truelight@0: 		--w;
truelight@0: 		if (IS_INSIDE_1D(x, w->left, w->width) &&
tron@2639: 				IS_INSIDE_1D(y, w->top, w->height)) {
tron@2639: 			return w;
tron@2639: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	return NULL;
truelight@0: }
truelight@0: 
tron@1093: void InitWindowSystem(void)
darkvater@152: {
dominik@136: 	IConsoleClose();
Darkvater@1474: 
truelight@0: 	memset(&_windows, 0, sizeof(_windows));
truelight@0: 	_last_window = _windows;
truelight@0: 	memset(_viewports, 0, sizeof(_viewports));
truelight@0: 	_active_viewports = 0;
Darkvater@1397: 	_no_scroll = 0;
truelight@0: }
truelight@0: 
Darkvater@1474: void UnInitWindowSystem(void)
Darkvater@1474: {
Darkvater@1474: 	Window *w;
Darkvater@1474: 	// delete all malloced widgets
Darkvater@1474: 	for (w = _windows; w != _last_window; w++) {
Darkvater@1474: 		free(w->widget);
Darkvater@1474: 		w->widget = NULL;
Darkvater@1474: 	}
Darkvater@1474: }
Darkvater@1474: 
Darkvater@1474: void ResetWindowSystem(void)
Darkvater@1474: {
Darkvater@1474: 	UnInitWindowSystem();
Darkvater@1474: 	InitWindowSystem();
Darkvater@1744: 	_thd.pos.x = 0;
Darkvater@1744: 	_thd.pos.y = 0;
Darkvater@2877: 	_thd.new_pos.x = 0;
Darkvater@2877: 	_thd.new_pos.y = 0;
Darkvater@1474: }
Darkvater@1474: 
tron@1093: static void DecreaseWindowCounters(void)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 
truelight@0: 
Darkvater@1474: 	for (w = _last_window; w != _windows;) {
truelight@0: 		--w;
truelight@0: 		// Unclick scrollbar buttons if they are pressed.
truelight@0: 		if (w->flags4 & (WF_SCROLL_DOWN | WF_SCROLL_UP)) {
truelight@0: 			w->flags4 &= ~(WF_SCROLL_DOWN | WF_SCROLL_UP);
truelight@0: 			SetWindowDirty(w);
truelight@0: 		}
truelight@0: 		CallWindowEventNP(w, WE_MOUSELOOP);
truelight@0: 	}
truelight@0: 
Darkvater@1474: 	for (w = _last_window; w != _windows;) {
truelight@0: 		--w;
truelight@158: 
truelight@0: 		if (w->flags4&WF_TIMEOUT_MASK && !(--w->flags4&WF_TIMEOUT_MASK)) {
truelight@0: 			CallWindowEventNP(w, WE_TIMEOUT);
belugas@4719: 			if (w->desc_flags & WDF_UNCLICK_BUTTONS) RaiseWindowButtons(w);
truelight@0: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@1093: Window *GetCallbackWnd(void)
truelight@0: {
truelight@0: 	return FindWindowById(_thd.window_class, _thd.window_number);
truelight@0: }
truelight@0: 
tron@1093: static void HandlePlacePresize(void)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 	WindowEvent e;
truelight@0: 
tron@2639: 	if (_special_mouse_mode != WSM_PRESIZE) return;
truelight@0: 
tron@2639: 	w = GetCallbackWnd();
tron@2639: 	if (w == NULL) return;
truelight@0: 
belugas@4634: 	e.we.place.pt = GetTileBelowCursor();
belugas@4634: 	if (e.we.place.pt.x == -1) {
truelight@0: 		_thd.selend.x = -1;
truelight@0: 		return;
truelight@0: 	}
belugas@4634: 	e.we.place.tile = TileVirtXY(e.we.place.pt.x, e.we.place.pt.y);
truelight@0: 	e.event = WE_PLACE_PRESIZE;
truelight@0: 	w->wndproc(w, &e);
truelight@0: }
truelight@0: 
tron@1093: static bool HandleDragDrop(void)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 	WindowEvent e;
truelight@0: 
tron@2639: 	if (_special_mouse_mode != WSM_DRAGDROP) return true;
truelight@0: 
tron@2639: 	if (_left_button_down) return false;
truelight@158: 
truelight@0: 	w = GetCallbackWnd();
truelight@0: 
truelight@0: 	ResetObjectToPlace();
truelight@0: 
tron@2639: 	if (w != NULL) {
truelight@0: 		// send an event in client coordinates.
truelight@0: 		e.event = WE_DRAGDROP;
belugas@4634: 		e.we.dragdrop.pt.x = _cursor.pos.x - w->left;
belugas@4634: 		e.we.dragdrop.pt.y = _cursor.pos.y - w->top;
belugas@4634: 		e.we.dragdrop.widget = GetWidgetFromPos(w, e.we.dragdrop.pt.x, e.we.dragdrop.pt.y);
truelight@0: 		w->wndproc(w, &e);
truelight@0: 	}
truelight@0: 	return false;
truelight@0: }
truelight@0: 
tron@1093: static bool HandlePopupMenu(void)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 	WindowEvent e;
truelight@0: 
tron@2639: 	if (!_popup_menu_active) return true;
truelight@0: 
truelight@0: 	w = FindWindowById(WC_TOOLBAR_MENU, 0);
truelight@0: 	if (w == NULL) {
truelight@0: 		_popup_menu_active = false;
truelight@0: 		return false;
truelight@0: 	}
truelight@0: 
truelight@0: 	if (_left_button_down) {
truelight@0: 		e.event = WE_POPUPMENU_OVER;
belugas@4634: 		e.we.popupmenu.pt = _cursor.pos;
truelight@0: 	} else {
truelight@0: 		_popup_menu_active = false;
truelight@0: 		e.event = WE_POPUPMENU_SELECT;
belugas@4634: 		e.we.popupmenu.pt = _cursor.pos;
truelight@0: 	}
truelight@0: 
darkvater@1038: 	w->wndproc(w, &e);
darkvater@1038: 
truelight@0: 	return false;
truelight@0: }
truelight@0: 
tron@1095: static bool HandleMouseOver(void)
truelight@543: {
truelight@543: 	Window *w;
truelight@543: 	WindowEvent e;
truelight@543: 	static Window *last_w = NULL;
truelight@543: 
truelight@543: 	w = FindWindowFromPt(_cursor.pos.x, _cursor.pos.y);
truelight@543: 
truelight@543: 	// We changed window, put a MOUSEOVER event to the last window
tron@2639: 	if (last_w != NULL && last_w != w) {
truelight@543: 		e.event = WE_MOUSEOVER;
belugas@4634: 		e.we.mouseover.pt.x = -1;
belugas@4634: 		e.we.mouseover.pt.y = -1;
tron@2639: 		if (last_w->wndproc) last_w->wndproc(last_w, &e);
truelight@543: 	}
truelight@543: 	last_w = w;
truelight@543: 
tron@2639: 	if (w != NULL) {
truelight@543: 		// send an event in client coordinates.
truelight@543: 		e.event = WE_MOUSEOVER;
belugas@4634: 		e.we.mouseover.pt.x = _cursor.pos.x - w->left;
belugas@4634: 		e.we.mouseover.pt.y = _cursor.pos.y - w->top;
truelight@543: 		if (w->widget != NULL) {
belugas@4634: 			e.we.mouseover.widget = GetWidgetFromPos(w, e.we.mouseover.pt.x, e.we.mouseover.pt.y);
truelight@543: 		}
truelight@543: 		w->wndproc(w, &e);
truelight@543: 	}
truelight@543: 
truelight@543: 	// Mouseover never stops execution
truelight@543: 	return true;
truelight@543: }
truelight@543: 
tron@2596: 
tron@2596: static bool _dragging_window;
tron@2596: 
tron@1095: static bool HandleWindowDragging(void)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 	// Get out immediately if no window is being dragged at all.
tron@2639: 	if (!_dragging_window) return true;
truelight@0: 
truelight@0: 	// Otherwise find the window...
tron@350: 	for (w = _windows; w != _last_window; w++) {
tron@350: 		if (w->flags4 & WF_DRAGGING) {
tron@370: 			const Widget *t = &w->widget[1]; // the title bar ... ugh
tron@350: 			const Window *v;
tron@350: 			int x;
tron@350: 			int y;
tron@350: 			int nx;
tron@350: 			int ny;
truelight@158: 
truelight@0: 			// Stop the dragging if the left mouse button was released
truelight@0: 			if (!_left_button_down) {
tron@350: 				w->flags4 &= ~WF_DRAGGING;
truelight@0: 				break;
truelight@0: 			}
truelight@0: 
truelight@0: 			SetWindowDirty(w);
truelight@0: 
tron@350: 			x = _cursor.pos.x + _drag_delta.x;
tron@350: 			y = _cursor.pos.y + _drag_delta.y;
tron@350: 			nx = x;
tron@350: 			ny = y;
tron@350: 
tron@350: 			if (_patches.window_snap_radius != 0) {
tron@353: 				int hsnap = _patches.window_snap_radius;
tron@353: 				int vsnap = _patches.window_snap_radius;
tron@353: 				int delta;
tron@350: 
tron@350: 				for (v = _windows; v != _last_window; ++v) {
tron@350: 					if (v == w) continue; // Don't snap at yourself
tron@350: 
tron@350: 					if (y + w->height > v->top && y < v->top + v->height) {
tron@350: 						// Your left border <-> other right border
tron@350: 						delta = abs(v->left + v->width - x);
tron@350: 						if (delta <= hsnap) {
tron@350: 							nx = v->left + v->width;
tron@350: 							hsnap = delta;
tron@350: 						}
tron@350: 
tron@350: 						// Your right border <-> other left border
tron@350: 						delta = abs(v->left - x - w->width);
tron@350: 						if (delta <= hsnap) {
tron@350: 							nx = v->left - w->width;
tron@350: 							hsnap = delta;
tron@350: 						}
tron@350: 					}
tron@350: 
tron@353: 					if (w->top + w->height >= v->top && w->top <= v->top + v->height) {
tron@353: 						// Your left border <-> other left border
tron@353: 						delta = abs(v->left - x);
tron@353: 						if (delta <= hsnap) {
tron@353: 							nx = v->left;
tron@353: 							hsnap = delta;
tron@353: 						}
tron@353: 
tron@353: 						// Your right border <-> other right border
tron@353: 						delta = abs(v->left + v->width - x - w->width);
tron@353: 						if (delta <= hsnap) {
tron@353: 							nx = v->left + v->width - w->width;
tron@353: 							hsnap = delta;
tron@353: 						}
tron@353: 					}
tron@353: 
tron@350: 					if (x + w->width > v->left && x < v->left + v->width) {
tron@350: 						// Your top border <-> other bottom border
tron@350: 						delta = abs(v->top + v->height - y);
tron@350: 						if (delta <= vsnap) {
tron@350: 							ny = v->top + v->height;
tron@350: 							vsnap = delta;
tron@350: 						}
tron@350: 
tron@350: 						// Your bottom border <-> other top border
tron@350: 						delta = abs(v->top - y - w->height);
tron@350: 						if (delta <= vsnap) {
tron@350: 							ny = v->top - w->height;
tron@350: 							vsnap = delta;
tron@350: 						}
tron@350: 					}
tron@353: 
tron@353: 					if (w->left + w->width >= v->left && w->left <= v->left + v->width) {
tron@353: 						// Your top border <-> other top border
tron@353: 						delta = abs(v->top - y);
tron@353: 						if (delta <= vsnap) {
tron@353: 							ny = v->top;
tron@353: 							vsnap = delta;
tron@353: 						}
tron@353: 
tron@353: 						// Your bottom border <-> other bottom border
tron@353: 						delta = abs(v->top + v->height - y - w->height);
tron@353: 						if (delta <= vsnap) {
tron@353: 							ny = v->top + v->height - w->height;
tron@353: 							vsnap = delta;
tron@353: 						}
tron@353: 					}
truelight@0: 				}
truelight@0: 			}
truelight@158: 
tron@350: 			// Make sure the window doesn't leave the screen
tron@350: 			// 13 is the height of the title bar
tron@370: 			nx = clamp(nx, 13 - t->right, _screen.width - 13 - t->left);
tron@350: 			ny = clamp(ny, 0, _screen.height - 13);
tron@350: 
tron@370: 			// Make sure the title bar isn't hidden by behind the main tool bar
tron@370: 			v = FindWindowById(WC_MAIN_TOOLBAR, 0);
tron@370: 			if (v != NULL) {
tron@370: 				int v_bottom = v->top + v->height;
tron@370: 				int v_right = v->left + v->width;
tron@370: 				if (ny + t->top >= v->top && ny + t->top < v_bottom) {
tron@371: 					if ((v->left < 13 && nx + t->left < v->left) ||
tron@371: 							(v_right > _screen.width - 13 && nx + t->right > v_right)) {
tron@370: 						ny = v_bottom;
tron@370: 					} else {
tron@370: 						if (nx + t->left > v->left - 13 &&
tron@370: 								nx + t->right < v_right + 13) {
tron@2639: 							if (w->top >= v_bottom) {
tron@370: 								ny = v_bottom;
tron@2639: 							} else if (w->left < nx) {
tron@370: 								nx = v->left - 13 - t->left;
tron@2639: 							} else {
tron@370: 								nx = v_right + 13 - t->right;
tron@2639: 							}
tron@370: 						}
tron@370: 					}
tron@370: 				}
tron@370: 			}
tron@370: 
tron@350: 			if (w->viewport != NULL) {
tron@350: 				w->viewport->left += nx - w->left;
tron@350: 				w->viewport->top  += ny - w->top;
tron@350: 			}
tron@350: 			w->left = nx;
tron@350: 			w->top  = ny;
tron@350: 
truelight@0: 			SetWindowDirty(w);
truelight@0: 			return false;
truelight@867: 		} else if (w->flags4 & WF_SIZING) {
truelight@867: 			WindowEvent e;
truelight@867: 			int x, y;
truelight@867: 
truelight@867: 			/* Stop the sizing if the left mouse button was released */
truelight@867: 			if (!_left_button_down) {
truelight@867: 				w->flags4 &= ~WF_SIZING;
Darkvater@1657: 				SetWindowDirty(w);
truelight@867: 				break;
truelight@867: 			}
truelight@867: 
truelight@867: 			x = _cursor.pos.x - _drag_delta.x;
truelight@867: 			y = _cursor.pos.y - _drag_delta.y;
truelight@867: 
peter1138@2675: 			/* X and Y has to go by step.. calculate it.
peter1138@2675: 			 * The cast to int is necessary else x/y are implicitly casted to
peter1138@2675: 			 * unsigned int, which won't work. */
peter1138@2675: 			if (w->resize.step_width > 1) x -= x % (int)w->resize.step_width;
truelight@867: 
peter1138@2675: 			if (w->resize.step_height > 1) y -= y % (int)w->resize.step_height;
truelight@867: 
truelight@867: 			/* Check if we don't go below the minimum set size */
truelight@867: 			if ((int)w->width + x < (int)w->resize.width)
truelight@867: 				x = w->resize.width - w->width;
truelight@867: 			if ((int)w->height + y < (int)w->resize.height)
truelight@867: 				y = w->resize.height - w->height;
truelight@867: 
truelight@867: 			/* Window already on size */
tron@2639: 			if (x == 0 && y == 0) return false;
truelight@867: 
truelight@867: 			/* Now find the new cursor pos.. this is NOT _cursor, because
truelight@867: 			    we move in steps. */
truelight@867: 			_drag_delta.x += x;
truelight@867: 			_drag_delta.y += y;
truelight@867: 
truelight@867: 			SetWindowDirty(w);
truelight@867: 
truelight@867: 			/* Scroll through all the windows and update the widgets if needed */
truelight@867: 			{
truelight@867: 				Widget *wi = w->widget;
truelight@867: 				bool resize_height = false;
truelight@867: 				bool resize_width = false;
truelight@867: 
truelight@867: 				while (wi->type != WWT_LAST) {
belugas@4749: 					/* Isolate the resizing flags */
belugas@4749: 					byte rsizeflag = GB(wi->display_flags, 0, 4);
belugas@4749: 
belugas@4749: 					if (rsizeflag != RESIZE_NONE) {
truelight@867: 						/* Resize this widget */
belugas@4749: 						if (rsizeflag & RESIZE_LEFT) {
truelight@867: 							wi->left += x;
truelight@867: 							resize_width = true;
truelight@867: 						}
belugas@4749: 						if (rsizeflag & RESIZE_RIGHT) {
truelight@867: 							wi->right += x;
truelight@867: 							resize_width = true;
truelight@867: 						}
truelight@867: 
belugas@4749: 						if (rsizeflag & RESIZE_TOP) {
truelight@867: 							wi->top += y;
truelight@867: 							resize_height = true;
truelight@867: 						}
belugas@4749: 						if (rsizeflag & RESIZE_BOTTOM) {
truelight@867: 							wi->bottom += y;
truelight@867: 							resize_height = true;
truelight@867: 						}
truelight@867: 					}
truelight@867: 					wi++;
truelight@867: 				}
truelight@867: 
truelight@867: 				/* We resized at least 1 widget, so let's rezise the window totally */
tron@2639: 				if (resize_width)  w->width  = x + w->width;
tron@2639: 				if (resize_height) w->height = y + w->height;
truelight@867: 			}
truelight@867: 
truelight@867: 			e.event = WE_RESIZE;
belugas@4634: 			e.we.sizing.size.x = x + w->width;
belugas@4634: 			e.we.sizing.size.y = y + w->height;
belugas@4634: 			e.we.sizing.diff.x = x;
belugas@4634: 			e.we.sizing.diff.y = y;
truelight@867: 			w->wndproc(w, &e);
truelight@867: 
truelight@867: 			SetWindowDirty(w);
truelight@867: 			return false;
truelight@0: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	_dragging_window = false;
truelight@0: 	return false;
truelight@0: }
truelight@0: 
belugas@4171: static Window *StartWindowDrag(Window *w)
truelight@0: {
truelight@0: 	w->flags4 |= WF_DRAGGING;
truelight@0: 	_dragging_window = true;
truelight@867: 
tron@350: 	_drag_delta.x = w->left - _cursor.pos.x;
tron@350: 	_drag_delta.y = w->top  - _cursor.pos.y;
truelight@867: 
truelight@0: 	w = BringWindowToFront(w);
truelight@0: 	DeleteWindowById(WC_DROPDOWN_MENU, 0);
truelight@0: 	return w;
truelight@0: }
truelight@0: 
belugas@4171: static Window *StartWindowSizing(Window *w)
truelight@0: {
truelight@0: 	w->flags4 |= WF_SIZING;
truelight@0: 	_dragging_window = true;
truelight@867: 
truelight@867: 	_drag_delta.x = _cursor.pos.x;
truelight@867: 	_drag_delta.y = _cursor.pos.y;
truelight@867: 
truelight@0: 	w = BringWindowToFront(w);
truelight@0: 	DeleteWindowById(WC_DROPDOWN_MENU, 0);
Darkvater@1657: 	SetWindowDirty(w);
truelight@0: 	return w;
truelight@0: }
truelight@0: 
truelight@0: 
tron@1093: static bool HandleScrollbarScrolling(void)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 	int i;
truelight@0: 	int pos;
truelight@0: 	Scrollbar *sb;
truelight@0: 
truelight@0: 	// Get out quickly if no item is being scrolled
tron@2639: 	if (!_scrolling_scrollbar) return true;
truelight@0: 
truelight@0: 	// Find the scrolling window
tron@2639: 	for (w = _windows; w != _last_window; w++) {
truelight@0: 		if (w->flags4 & WF_SCROLL_MIDDLE) {
truelight@0: 			// Abort if no button is clicked any more.
truelight@0: 			if (!_left_button_down) {
truelight@0: 				w->flags4 &= ~WF_SCROLL_MIDDLE;
truelight@0: 				SetWindowDirty(w);
truelight@0: 				break;
truelight@158: 			}
truelight@0: 
truelight@0: 			if (w->flags4 & WF_HSCROLL) {
truelight@0: 				sb = &w->hscroll;
truelight@0: 				i = _cursor.pos.x - _cursorpos_drag_start.x;
bjarni@842: 			} else if (w->flags4 & WF_SCROLL2){
bjarni@842: 				sb = &w->vscroll2;
bjarni@842: 				i = _cursor.pos.y - _cursorpos_drag_start.y;
truelight@0: 			} else {
truelight@0: 				sb = &w->vscroll;
truelight@0: 				i = _cursor.pos.y - _cursorpos_drag_start.y;
truelight@0: 			}
truelight@0: 
truelight@0: 			// Find the item we want to move to and make sure it's inside bounds.
truelight@0: 			pos = min(max(0, i + _scrollbar_start_pos) * sb->count / _scrollbar_size, max(0, sb->count - sb->cap));
truelight@0: 			if (pos != sb->pos) {
truelight@0: 				sb->pos = pos;
truelight@0: 				SetWindowDirty(w);
truelight@0: 			}
truelight@0: 			return false;
truelight@158: 		}
truelight@0: 	}
truelight@158: 
truelight@0: 	_scrolling_scrollbar = false;
truelight@0: 	return false;
truelight@0: }
truelight@0: 
tron@1093: static bool HandleViewportScroll(void)
truelight@0: {
truelight@4337: 	WindowEvent e;
truelight@0: 	Window *w;
truelight@0: 
tron@2639: 	if (!_scrolling_viewport) return true;
truelight@0: 
truelight@4335: 	w = FindWindowFromPt(_cursor.pos.x, _cursor.pos.y);
truelight@4335: 
truelight@4335: 	if (!_right_button_down || w == NULL) {
truelight@0: 		_cursor.fix_at = false;
truelight@0: 		_scrolling_viewport = false;
truelight@0: 		return true;
truelight@0: 	}
truelight@158: 
tron@2680: 	if (_patches.reverse_scroll) {
belugas@4634: 		e.we.scroll.delta.x = -_cursor.delta.x;
belugas@4634: 		e.we.scroll.delta.y = -_cursor.delta.y;
tron@2680: 	} else {
belugas@4634: 		e.we.scroll.delta.x = _cursor.delta.x;
belugas@4634: 		e.we.scroll.delta.y = _cursor.delta.y;
tron@2680: 	}
tron@2680: 
truelight@4335: 	/* Create a scroll-event and send it to the window */
truelight@4337: 	e.event = WE_SCROLL;
truelight@4337: 	w->wndproc(w, &e);
truelight@0: 
tron@2989: 	_cursor.delta.x = 0;
tron@2989: 	_cursor.delta.y = 0;
tron@2989: 	return false;
truelight@0: }
truelight@0: 
truelight@0: static Window *MaybeBringWindowToFront(Window *w)
truelight@0: {
truelight@0: 	Window *u;
truelight@0: 
tron@2639: 	if (w->window_class == WC_MAIN_WINDOW ||
tron@2639: 			IsVitalWindow(w) ||
tron@2639: 			w->window_class == WC_TOOLTIPS ||
tron@2639: 			w->window_class == WC_DROPDOWN_MENU) {
tron@2639: 		return w;
tron@2639: 	}
truelight@0: 
darkvater@1648: 	for (u = w; ++u != _last_window;) {
tron@2639: 		if (u->window_class == WC_MAIN_WINDOW ||
tron@2639: 				IsVitalWindow(u) ||
tron@2639: 				u->window_class == WC_TOOLTIPS ||
tron@2639: 				u->window_class == WC_DROPDOWN_MENU) {
tron@2639: 			continue;
tron@2639: 		}
truelight@0: 
truelight@0: 		if (w->left + w->width <= u->left ||
truelight@0: 				u->left + u->width <= w->left ||
truelight@0: 				w->top  + w->height <= u->top ||
tron@2639: 				u->top + u->height <= w->top) {
tron@2639: 			continue;
tron@2639: 		}
truelight@158: 
truelight@158: 		return BringWindowToFront(w);
truelight@0: 	}
truelight@0: 
truelight@0: 	return w;
truelight@0: }
truelight@0: 
darkvater@1648: /** Send a message from one window to another. The receiving window is found by
darkvater@1648:  * @param w @see Window pointer pointing to the other window
darkvater@1648:  * @param msg Specifies the message to be sent
darkvater@1648:  * @param wparam Specifies additional message-specific information
darkvater@1648:  * @param lparam Specifies additional message-specific information
darkvater@1648:  */
belugas@4171: static void SendWindowMessageW(Window *w, uint msg, uint wparam, uint lparam)
darkvater@1648: {
darkvater@1648: 	WindowEvent e;
darkvater@1648: 
belugas@4634: 	e.event             = WE_MESSAGE;
belugas@4634: 	e.we.message.msg    = msg;
belugas@4634: 	e.we.message.wparam = wparam;
belugas@4634: 	e.we.message.lparam = lparam;
darkvater@1648: 
darkvater@1648: 	w->wndproc(w, &e);
darkvater@1648: }
darkvater@1648: 
darkvater@1648: /** Send a message from one window to another. The receiving window is found by
darkvater@1648:  * @param wnd_class @see WindowClass class AND
darkvater@1648:  * @param wnd_num @see WindowNumber number, mostly 0
darkvater@1648:  * @param msg Specifies the message to be sent
darkvater@1648:  * @param wparam Specifies additional message-specific information
darkvater@1648:  * @param lparam Specifies additional message-specific information
darkvater@1648:  */
darkvater@1648: void SendWindowMessage(WindowClass wnd_class, WindowNumber wnd_num, uint msg, uint wparam, uint lparam)
darkvater@1648: {
darkvater@1648: 	Window *w = FindWindowById(wnd_class, wnd_num);
darkvater@1648: 	if (w != NULL) SendWindowMessageW(w, msg, wparam, lparam);
darkvater@1648: }
darkvater@1648: 
truelight@0: static void HandleKeypress(uint32 key)
truelight@0: {
truelight@0: 	Window *w;
belugas@4634: 	WindowEvent e;
rubidium@4549: 	/* Stores if a window with a textfield for typing is open
rubidium@4549: 	 * If this is the case, keypress events are only passed to windows with text fields and
rubidium@4549: 	 * to thein this main toolbar. */
dominik@651: 	bool query_open = false;
truelight@158: 
truelight@0: 	// Setup event
belugas@4634: 	e.event = WE_KEYPRESS;
belugas@4634: 	e.we.keypress.ascii = key & 0xFF;
belugas@4634: 	e.we.keypress.keycode = key >> 16;
belugas@4634: 	e.we.keypress.cont = true;
truelight@0: 
dominik@651: 	// check if we have a query string window open before allowing hotkeys
truelight@4300: 	if (FindWindowById(WC_QUERY_STRING,       0) != NULL ||
truelight@4300: 			FindWindowById(WC_SEND_NETWORK_MSG,   0) != NULL ||
truelight@4300: 			FindWindowById(WC_GENERATE_LANDSCAPE, 0) != NULL ||
truelight@4300: 			FindWindowById(WC_CONSOLE,            0) != NULL ||
truelight@4300: 			FindWindowById(WC_SAVELOAD,           0) != NULL) {
dominik@651: 		query_open = true;
tron@2639: 	}
dominik@651: 
truelight@0: 	// Call the event, start with the uppermost window.
tron@2639: 	for (w = _last_window; w != _windows;) {
truelight@0: 		--w;
dominik@651: 		// if a query window is open, only call the event for certain window types
tron@2639: 		if (query_open &&
tron@2639: 				w->window_class != WC_QUERY_STRING &&
tron@2639: 				w->window_class != WC_SEND_NETWORK_MSG &&
truelight@4300: 				w->window_class != WC_GENERATE_LANDSCAPE &&
tron@2639: 				w->window_class != WC_CONSOLE &&
tron@2639: 				w->window_class != WC_SAVELOAD) {
dominik@651: 			continue;
tron@2639: 		}
belugas@4634: 		w->wndproc(w, &e);
belugas@4634: 		if (!e.we.keypress.cont) break;
truelight@0: 	}
Darkvater@1637: 
belugas@4634: 	if (e.we.keypress.cont) {
matthijs@1642: 		w = FindWindowById(WC_MAIN_TOOLBAR, 0);
matthijs@1642: 		// When there is no toolbar w is null, check for that
belugas@4634: 		if (w != NULL) w->wndproc(w, &e);
matthijs@1642: 	}
truelight@0: }
truelight@0: 
tron@1093: extern void UpdateTileSelection(void);
tron@1093: extern bool VpHandlePlaceSizingDrag(void);
truelight@0: 
pasky@1570: static void MouseLoop(int click, int mousewheel)
truelight@0: {
truelight@0: 	int x,y;
truelight@0: 	Window *w;
truelight@0: 	ViewPort *vp;
truelight@158: 
truelight@0: 	DecreaseWindowCounters();
truelight@0: 	HandlePlacePresize();
truelight@0: 	UpdateTileSelection();
tron@2639: 	if (!VpHandlePlaceSizingDrag())  return;
tron@2639: 	if (!HandleDragDrop())           return;
tron@2639: 	if (!HandlePopupMenu())          return;
tron@2639: 	if (!HandleWindowDragging())     return;
tron@2639: 	if (!HandleScrollbarScrolling()) return;
tron@2639: 	if (!HandleViewportScroll())     return;
tron@2639: 	if (!HandleMouseOver())          return;
truelight@543: 
truelight@0: 	x = _cursor.pos.x;
truelight@0: 	y = _cursor.pos.y;
truelight@0: 
truelight@0: 	if (click == 0 && mousewheel == 0) {
truelight@4300: 		if (_patches.autoscroll && _game_mode != GM_MENU && !IsGeneratingWorld()) {
truelight@0: 			w = FindWindowFromPt(x, y);
tron@2951: 			if (w == NULL || w->flags4 & WF_DISABLE_VP_SCROLL) return;
truelight@0: 			vp = IsPtInWindowViewport(w, x, y);
tron@2989: 			if (vp != NULL) {
truelight@0: 				x -= vp->left;
truelight@0: 				y -= vp->top;
truelight@0: 				//here allows scrolling in both x and y axis
truelight@0: #define scrollspeed 3
tron@2549: 				if (x - 15 < 0) {
tron@2549: 					WP(w, vp_d).scrollpos_x += (x - 15) * scrollspeed << vp->zoom;
tron@2549: 				} else if (15 - (vp->width - x) > 0) {
tron@2549: 					WP(w, vp_d).scrollpos_x += (15 - (vp->width - x)) * scrollspeed << vp->zoom;
tron@2549: 				}
tron@2549: 				if (y - 15 < 0) {
tron@2549: 					WP(w, vp_d).scrollpos_y += (y - 15) * scrollspeed << vp->zoom;
tron@2549: 				} else if (15 - (vp->height - y) > 0) {
tron@2549: 					WP(w,vp_d).scrollpos_y += (15 - (vp->height - y)) * scrollspeed << vp->zoom;
tron@2549: 				}
truelight@158: #undef scrollspeed
truelight@0: 			}
truelight@0: 		}
truelight@0: 		return;
truelight@0: 	}
truelight@0: 
truelight@0: 	w = FindWindowFromPt(x, y);
tron@2639: 	if (w == NULL) return;
truelight@0: 	w = MaybeBringWindowToFront(w);
truelight@0: 	vp = IsPtInWindowViewport(w, x, y);
truelight@0: 
truelight@4337: 	/* Don't allow any action in a viewport if either in menu of in generating world */
truelight@4337: 	if (vp != NULL && (_game_mode == GM_MENU || IsGeneratingWorld())) return;
truelight@158: 
truelight@4337: 	if (mousewheel != 0) {
truelight@4337: 		WindowEvent e;
truelight@4337: 
truelight@4337: 		/* Send WE_MOUSEWHEEL event to window */
truelight@4337: 		e.event = WE_MOUSEWHEEL;
belugas@4634: 		e.we.wheel.wheel = mousewheel;
truelight@4337: 		w->wndproc(w, &e);
truelight@4337: 
truelight@4337: 		/* Dispatch a MouseWheelEvent for widgets if it is not a viewport */
truelight@4337: 		if (vp == NULL) DispatchMouseWheelEvent(w, GetWidgetFromPos(w, x - w->left, y - w->top), mousewheel);
truelight@4337: 	}
truelight@4337: 
truelight@4337: 	if (vp != NULL) {
truelight@4337: 		switch (click) {
truelight@4337: 			case 1:
truelight@4337: 				DEBUG(misc, 2) ("cursor: 0x%X (%d)", _cursor.sprite, _cursor.sprite);
truelight@4337: 				if (_thd.place_mode != 0 &&
truelight@4337: 						// query button and place sign button work in pause mode
truelight@4337: 						_cursor.sprite != SPR_CURSOR_QUERY &&
truelight@4337: 						_cursor.sprite != SPR_CURSOR_SIGN &&
truelight@4337: 						_pause != 0 &&
truelight@4337: 						!_cheats.build_in_pause.value) {
truelight@4337: 					return;
truelight@4337: 				}
truelight@4337: 
truelight@4337: 				if (_thd.place_mode == 0) {
truelight@4337: 					HandleViewportClicked(vp, x, y);
truelight@4337: 				} else {
truelight@4337: 					PlaceObject();
truelight@4337: 				}
truelight@4337: 				break;
truelight@4337: 
truelight@4337: 			case 2:
truelight@4337: 				if (!(w->flags4 & WF_DISABLE_VP_SCROLL)) {
truelight@4337: 					_scrolling_viewport = true;
truelight@4337: 					_cursor.fix_at = true;
truelight@4337: 				}
truelight@4337: 				break;
truelight@0: 		}
truelight@0: 	} else {
tron@2631: 		switch (click) {
tron@2631: 			case 1: DispatchLeftClickEvent(w, x - w->left, y - w->top);  break;
tron@2631: 			case 2: DispatchRightClickEvent(w, x - w->left, y - w->top); break;
tron@2631: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
pasky@1570: void InputLoop(void)
pasky@1570: {
pasky@1570: 	int click;
pasky@1570: 	int mousewheel;
pasky@1570: 
truelight@4300: 	/*
truelight@4300: 	 * During the generation of the world, there might be
truelight@4300: 	 * another thread that is currently building for example
truelight@4300: 	 * a road. To not interfere with those tasks, we should
truelight@4300: 	 * NOT change the _current_player here.
truelight@4300: 	 *
truelight@4300: 	 * This is not necessary either, as the only events that
truelight@4300: 	 * can be handled are the 'close application' events
truelight@4300: 	 */
truelight@4300: 	if (!IsGeneratingWorld()) _current_player = _local_player;
pasky@1570: 
pasky@1570: 	// Handle pressed keys
tron@4000: 	if (_pressed_key != 0) {
tron@4000: 		HandleKeypress(_pressed_key);
tron@4000: 		_pressed_key = 0;
pasky@1570: 	}
pasky@1570: 
pasky@1570: 	// Mouse event?
pasky@1570: 	click = 0;
pasky@1570: 	if (_left_button_down && !_left_button_clicked) {
pasky@1570: 		_left_button_clicked = true;
pasky@1570: 		click = 1;
pasky@1570: 	} else if (_right_button_clicked) {
pasky@1570: 		_right_button_clicked = false;
pasky@1570: 		click = 2;
pasky@1570: 	}
pasky@1570: 
pasky@1570: 	mousewheel = 0;
pasky@1570: 	if (_cursor.wheel) {
pasky@1570: 		mousewheel = _cursor.wheel;
pasky@1570: 		_cursor.wheel = 0;
pasky@1570: 	}
pasky@1570: 
pasky@1570: 	MouseLoop(click, mousewheel);
pasky@1570: }
pasky@1570: 
pasky@1570: 
truelight@0: static int _we4_timer;
truelight@0: 
tron@1093: void UpdateWindows(void)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 	int t;
truelight@0: 
tron@2639: 	t = _we4_timer + 1;
tron@2639: 	if (t >= 100) {
tron@2639: 		for (w = _last_window; w != _windows;) {
truelight@0: 			w--;
truelight@0: 			CallWindowEventNP(w, WE_4);
truelight@0: 		}
truelight@0: 		t = 0;
truelight@0: 	}
truelight@0: 	_we4_timer = t;
truelight@0: 
tron@2639: 	for (w = _last_window; w != _windows;) {
truelight@0: 		w--;
truelight@0: 		if (w->flags4 & WF_WHITE_BORDER_MASK) {
truelight@0: 			w->flags4 -= WF_WHITE_BORDER_ONE;
truelight@0: 			if (!(w->flags4 & WF_WHITE_BORDER_MASK)) {
truelight@0: 				SetWindowDirty(w);
truelight@0: 			}
truelight@0: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	DrawDirtyBlocks();
truelight@0: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->viewport != NULL) UpdateViewportPosition(w);
truelight@0: 	}
truelight@543: 	DrawTextMessage();
truelight@0: 	// Redraw mouse cursor in case it was hidden
truelight@0: 	DrawMouseCursor();
truelight@158: }
truelight@0: 
truelight@0: 
Darkvater@2436: int GetMenuItemIndex(const Window *w, int x, int y)
truelight@0: {
truelight@0: 	if ((x -= w->left) >= 0 && x < w->width && (y -= w->top + 1) >= 0) {
truelight@0: 		y /= 10;
truelight@0: 
tron@2639: 		if (y < WP(w, const menu_d).item_count &&
tron@2639: 				!HASBIT(WP(w, const menu_d).disabled_items, y)) {
truelight@0: 			return y;
tron@2639: 		}
truelight@0: 	}
truelight@0: 	return -1;
truelight@0: }
truelight@0: 
tron@2788: void InvalidateWindow(WindowClass cls, WindowNumber number)
truelight@0: {
belugas@4171: 	const Window *w;
truelight@0: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->window_class == cls && w->window_number == number) SetWindowDirty(w);
truelight@0: 	}
truelight@0: }
truelight@0: 
belugas@4171: void InvalidateWidget(const Window *w, byte widget_index)
truelight@0: {
truelight@0: 	const Widget *wi = &w->widget[widget_index];
Darkvater@1867: 
Darkvater@1867: 	/* Don't redraw the window if the widget is invisible or of no-type */
belugas@4749: 	if (wi->type == WWT_EMPTY || IsWidgetHidden(wi)) return;
Darkvater@1867: 
Darkvater@1867: 	SetDirtyBlocks(w->left + wi->left, w->top + wi->top, w->left + wi->right + 1, w->top + wi->bottom + 1);
truelight@0: }
truelight@0: 
tron@2788: void InvalidateWindowWidget(WindowClass cls, WindowNumber number, byte widget_index)
truelight@0: {
belugas@4171: 	const Window *w;
truelight@0: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->window_class == cls && w->window_number == number) {
truelight@0: 			InvalidateWidget(w, widget_index);
truelight@0: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@2788: void InvalidateWindowClasses(WindowClass cls)
truelight@0: {
belugas@4171: 	const Window *w;
tron@2639: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
tron@2639: 		if (w->window_class == cls) SetWindowDirty(w);
truelight@0: 	}
truelight@0: }
truelight@0: 
bjarni@4766: void InvalidateThisWindowData(Window *w)
bjarni@4766: {
bjarni@4766: 	CallWindowEventNP(w, WE_INVALIDATE_DATA);
bjarni@4766: }
bjarni@4766: 
bjarni@4739: void InvalidateWindowData(WindowClass cls, WindowNumber number)
bjarni@4739: {
bjarni@4739: 	Window *w;
bjarni@4739: 
bjarni@4739: 	for (w = _windows; w != _last_window; w++) {
bjarni@4766: 		if (w->window_class == cls && w->window_number == number) InvalidateThisWindowData(w);
bjarni@4766: 	}
bjarni@4766: }
bjarni@4766: 
bjarni@4766: void InvalidateWindowClassesData(WindowClass cls)
bjarni@4766: {
bjarni@4766: 	Window *w;
bjarni@4766: 
bjarni@4766: 	for (w = _windows; w != _last_window; w++) {
bjarni@4766: 		if (w->window_class == cls) InvalidateThisWindowData(w);
bjarni@4739: 	}
bjarni@4739: }
truelight@0: 
tron@1093: void CallWindowTickEvent(void)
truelight@0: {
truelight@0: 	Window *w;
tron@2639: 
tron@2639: 	for (w = _last_window; w != _windows;) {
truelight@0: 		--w;
truelight@0: 		CallWindowEventNP(w, WE_TICK);
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@1093: void DeleteNonVitalWindows(void)
truelight@0: {
truelight@0: 	Window *w;
tron@2639: 
tron@2639: 	for (w = _windows; w != _last_window;) {
truelight@0: 		if (w->window_class != WC_MAIN_WINDOW &&
truelight@0: 				w->window_class != WC_SELECT_GAME &&
truelight@0: 				w->window_class != WC_MAIN_TOOLBAR &&
truelight@0: 				w->window_class != WC_STATUS_BAR &&
truelight@0: 				w->window_class != WC_TOOLBAR_MENU &&
darkvater@682: 				w->window_class != WC_TOOLTIPS &&
darkvater@682: 				(w->flags4 & WF_STICKY) == 0) { // do not delete windows which are 'pinned'
truelight@0: 			DeleteWindow(w);
truelight@0: 			w = _windows;
truelight@0: 		} else {
truelight@0: 			w++;
truelight@0: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@867: /* It is possible that a stickied window gets to a position where the
darkvater@763:  * 'close' button is outside the gaming area. You cannot close it then; except
darkvater@763:  * with this function. It closes all windows calling the standard function,
darkvater@763:  * then, does a little hacked loop of closing all stickied windows. Note
darkvater@763:  * that standard windows (status bar, etc.) are not stickied, so these aren't affected */
darkvater@763: void DeleteAllNonVitalWindows(void)
darkvater@763: {
darkvater@763: 	Window *w;
tron@2639: 
darkvater@763: 	// Delete every window except for stickied ones
darkvater@763: 	DeleteNonVitalWindows();
darkvater@763: 	// Delete all sticked windows
darkvater@763: 	for (w = _windows; w != _last_window;) {
darkvater@763: 		if (w->flags4 & WF_STICKY) {
darkvater@763: 			DeleteWindow(w);
darkvater@763: 			w = _windows;
tron@4077: 		} else {
darkvater@763: 			w++;
tron@4077: 		}
darkvater@763: 	}
darkvater@763: }
darkvater@763: 
darkvater@983: /* Delete all always on-top windows to get an empty screen */
darkvater@983: void HideVitalWindows(void)
darkvater@983: {
darkvater@983: 	DeleteWindowById(WC_MAIN_TOOLBAR, 0);
darkvater@983: 	DeleteWindowById(WC_STATUS_BAR, 0);
darkvater@983: }
darkvater@983: 
truelight@158: int PositionMainToolbar(Window *w)
darkvater@68: {
darkvater@69: 	DEBUG(misc, 1) ("Repositioning Main Toolbar...");
darkvater@68: 
tron@4077: 	if (w == NULL || w->window_class != WC_MAIN_TOOLBAR) {
darkvater@68: 		w = FindWindowById(WC_MAIN_TOOLBAR, 0);
tron@4077: 	}
darkvater@68: 
darkvater@68: 	switch (_patches.toolbar_pos) {
tron@2026: 		case 1:  w->left = (_screen.width - w->width) >> 1; break;
tron@2026: 		case 2:  w->left = _screen.width - w->width; break;
tron@2026: 		default: w->left = 0;
darkvater@68: 	}
darkvater@68: 	SetDirtyBlocks(0, 0, _screen.width, w->height); // invalidate the whole top part
darkvater@68: 	return w->left;
darkvater@68: }
darkvater@68: 
truelight@0: void RelocateAllWindows(int neww, int newh)
truelight@0: {
truelight@0: 	Window *w;
truelight@0: 
tron@2639: 	for (w = _windows; w != _last_window; w++) {
truelight@0: 		int left, top;
truelight@158: 
truelight@0: 		if (w->window_class == WC_MAIN_WINDOW) {
truelight@0: 			ViewPort *vp = w->viewport;
truelight@0: 			vp->width = w->width = neww;
truelight@0: 			vp->height = w->height = newh;
truelight@0: 			vp->virtual_width = neww << vp->zoom;
truelight@0: 			vp->virtual_height = newh << vp->zoom;
truelight@0: 			continue; // don't modify top,left
darkvater@152: 		}
darkvater@152: 
dominik@126: 		IConsoleResize();
truelight@0: 
tron@2989: 		switch (w->window_class) {
tron@2989: 			case WC_MAIN_TOOLBAR:
tron@2989: 				top = w->top;
tron@2989: 				left = PositionMainToolbar(w); // changes toolbar orientation
tron@2989: 				break;
tron@2989: 
tron@2989: 			case WC_SELECT_GAME:
tron@2989: 			case WC_GAME_OPTIONS:
tron@2989: 			case WC_NETWORK_WINDOW:
tron@2989: 				top = (newh - w->height) >> 1;
tron@2989: 				left = (neww - w->width) >> 1;
tron@2989: 				break;
tron@2989: 
tron@2989: 			case WC_NEWS_WINDOW:
tron@2989: 				top = newh - w->height;
tron@2989: 				left = (neww - w->width) >> 1;
tron@2989: 				break;
tron@2989: 
tron@2989: 			case WC_STATUS_BAR:
tron@2989: 				top = newh - w->height;
tron@2989: 				left = (neww - w->width) >> 1;
tron@2989: 				break;
tron@2989: 
tron@2989: 			case WC_SEND_NETWORK_MSG:
tron@2989: 				top = (newh - 26); // 26 = height of status bar + height of chat bar
tron@2989: 				left = (neww - w->width) >> 1;
tron@2989: 				break;
tron@2989: 
tron@2989: 			default:
tron@2989: 				left = w->left;
tron@2989: 				if (left + (w->width >> 1) >= neww) left = neww - w->width;
tron@2989: 				top = w->top;
tron@2989: 				if (top + (w->height >> 1) >= newh) top = newh - w->height;
tron@2989: 				break;
truelight@0: 		}
truelight@0: 
tron@2639: 		if (w->viewport != NULL) {
truelight@0: 			w->viewport->left += left - w->left;
truelight@0: 			w->viewport->top += top - w->top;
truelight@0: 		}
truelight@0: 
truelight@0: 		w->left = left;
truelight@0: 		w->top = top;
truelight@0: 	}
truelight@0: }