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(svn r13029) -Codechange: more work in the road to getting the WP macros and byte[WINDOW_CUSTOM_SIZE] removed. This step changes the event handling to work directly on the Window class instead of via a function pointer and big switches while keeping backward compatability while we're rewriting the Windows to the new scheme.

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This commit is contained in:
rubidium
2008-05-10 13:46:36 +00:00
parent 935434333b
commit d24442ae8b
6 changed files with 478 additions and 194 deletions
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432
src/window.cpp
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@@ -49,7 +49,11 @@ byte _special_mouse_mode;
/**
* Call the window event handler for handling event \a e
* Call the window event handler for handling event \a e.
* This is a temporary helper functions that will be removed
* once all windows that still rely on WindowEvent and
* WindowEventCodes have been rewritten to use the 'OnXXX'
* event handlers.
* @param e Window event to handle
*/
void Window::HandleWindowEvent(WindowEvent *e)
@@ -57,6 +61,208 @@ void Window::HandleWindowEvent(WindowEvent *e)
if (wndproc != NULL) wndproc(this, e);
}
void Window::OnPaint()
{
WindowEvent e;
e.event = WE_PAINT;
this->HandleWindowEvent(&e);
}
bool Window::OnKeyPress(uint16 key, uint16 keycode)
{
WindowEvent e;
e.event = WE_KEYPRESS;
e.we.keypress.key = key;
e.we.keypress.keycode = keycode;
e.we.keypress.cont = true;
this->HandleWindowEvent(&e);
return e.we.keypress.cont;
}
bool Window::OnCTRLStateChange()
{
WindowEvent e;
e.event = WE_CTRL_CHANGED;
e.we.ctrl.cont = true;
this->HandleWindowEvent(&e);
return e.we.ctrl.cont;
}
void Window::OnClick(Point pt, int widget)
{
WindowEvent e;
e.event = WE_CLICK;
e.we.click.pt = pt;
e.we.click.widget = widget;
this->HandleWindowEvent(&e);
}
void Window::OnDoubleClick(Point pt, int widget)
{
WindowEvent e;
e.event = WE_DOUBLE_CLICK;
e.we.click.pt = pt;
e.we.click.widget = widget;
this->HandleWindowEvent(&e);
}
void Window::OnRightClick(Point pt, int widget)
{
WindowEvent e;
e.event = WE_RCLICK;
e.we.click.pt = pt;
e.we.click.widget = widget;
this->HandleWindowEvent(&e);
}
void Window::OnDragDrop(Point pt, int widget)
{
WindowEvent e;
e.event = WE_DRAGDROP;
e.we.click.pt = pt;
e.we.click.widget = widget;
this->HandleWindowEvent(&e);
}
void Window::OnScroll(Point delta)
{
WindowEvent e;
e.event = WE_SCROLL;
e.we.scroll.delta = delta;
this->HandleWindowEvent(&e);
}
void Window::OnMouseOver(Point pt, int widget)
{
WindowEvent e;
e.event = WE_MOUSEOVER;
e.we.click.pt = pt;
e.we.click.widget = widget;
this->HandleWindowEvent(&e);
}
void Window::OnMouseWheel(int wheel)
{
WindowEvent e;
e.event = WE_MOUSEWHEEL;
e.we.wheel.wheel = wheel;
this->HandleWindowEvent(&e);
}
void Window::OnMouseLoop()
{
WindowEvent e;
e.event = WE_MOUSELOOP;
this->HandleWindowEvent(&e);
}
void Window::OnTick()
{
WindowEvent e;
e.event = WE_TICK;
this->HandleWindowEvent(&e);
}
void Window::OnHundredthTick()
{
WindowEvent e;
e.event = WE_100_TICKS;
this->HandleWindowEvent(&e);
}
void Window::OnTimeout()
{
WindowEvent e;
e.event = WE_TIMEOUT;
this->HandleWindowEvent(&e);
}
void Window::OnResize(Point new_size, Point delta)
{
WindowEvent e;
e.event = WE_RESIZE;
e.we.sizing.size = new_size;
e.we.sizing.diff = delta;
this->HandleWindowEvent(&e);
}
void Window::OnDropdownSelect(int widget, int index)
{
WindowEvent e;
e.event = WE_DROPDOWN_SELECT;
e.we.dropdown.button = widget;
e.we.dropdown.index = index;
this->HandleWindowEvent(&e);
}
void Window::OnQueryTextFinished(char *str)
{
WindowEvent e;
e.event = WE_ON_EDIT_TEXT;
e.we.edittext.str = str;
this->HandleWindowEvent(&e);
}
void Window::OnInvalidateData(int data)
{
WindowEvent e;
e.event = WE_INVALIDATE_DATA;
e.we.invalidate.data = data;
this->HandleWindowEvent(&e);
}
void Window::OnPlaceObject(Point pt, TileIndex tile)
{
WindowEvent e;
e.event = WE_PLACE_OBJ;
e.we.place.pt = pt;
e.we.place.tile = tile;
this->HandleWindowEvent(&e);
}
void Window::OnPlaceObjectAbort()
{
WindowEvent e;
e.event = WE_ABORT_PLACE_OBJ;
this->HandleWindowEvent(&e);
}
void Window::OnPlaceDrag(ViewportPlaceMethod select_method, byte select_proc, Point pt)
{
WindowEvent e;
e.event = WE_PLACE_DRAG;
e.we.place.select_method = select_method;
e.we.place.select_proc = select_proc;
e.we.place.pt = pt;
this->HandleWindowEvent(&e);
}
void Window::OnPlaceMouseUp(ViewportPlaceMethod select_method, byte select_proc, Point pt, TileIndex start_tile, TileIndex end_tile)
{
WindowEvent e;
e.event = WE_PLACE_MOUSEUP;
e.we.place.select_method = select_method;
e.we.place.select_proc = select_proc;
e.we.place.pt = pt;
e.we.place.tile = end_tile;
e.we.place.starttile = start_tile;
this->HandleWindowEvent(&e);
}
void Window::OnPlacePresize(Point pt, TileIndex tile)
{
WindowEvent e;
e.event = WE_PLACE_PRESIZE;
e.we.place.pt = pt;
e.we.place.tile = tile;
this->HandleWindowEvent(&e);
}
void CDECL Window::SetWidgetsDisabledState(bool disab_stat, int widgets, ...)
{
va_list wdg_list;
@@ -138,19 +344,15 @@ static void StartWindowSizing(Window *w);
*/
static void DispatchLeftClickEvent(Window *w, int x, int y, bool double_click)
{
WindowEvent e;
e.we.click.pt.x = x;
e.we.click.pt.y = y;
e.event = double_click ? WE_DOUBLE_CLICK : WE_CLICK;
int widget = 0;
if (w->desc_flags & WDF_DEF_WIDGET) {
e.we.click.widget = GetWidgetFromPos(w, x, y);
if (e.we.click.widget < 0) return; // exit if clicked outside of widgets
widget = GetWidgetFromPos(w, x, y);
if (widget < 0) return; // exit if clicked outside of widgets
/* don't allow any interaction if the button has been disabled */
if (w->IsWidgetDisabled(e.we.click.widget)) return;
if (w->IsWidgetDisabled(widget)) return;
const Widget *wi = &w->widget[e.we.click.widget];
const Widget *wi = &w->widget[widget];
if (wi->type & WWB_MASK) {
/* special widget handling for buttons*/
@@ -158,20 +360,20 @@ static void DispatchLeftClickEvent(Window *w, int x, int y, bool double_click)
case WWT_PANEL | WWB_PUSHBUTTON: /* WWT_PUSHBTN */
case WWT_IMGBTN | WWB_PUSHBUTTON: /* WWT_PUSHIMGBTN */
case WWT_TEXTBTN | WWB_PUSHBUTTON: /* WWT_PUSHTXTBTN */
w->HandleButtonClick(e.we.click.widget);
w->HandleButtonClick(widget);
break;
}
} else if (wi->type == WWT_SCROLLBAR || wi->type == WWT_SCROLL2BAR || wi->type == WWT_HSCROLLBAR) {
ScrollbarClickHandler(w, wi, e.we.click.pt.x, e.we.click.pt.y);
ScrollbarClickHandler(w, wi, x, y);
}
if (w->desc_flags & WDF_STD_BTN) {
if (e.we.click.widget == 0) { /* 'X' */
if (widget == 0) { /* 'X' */
delete w;
return;
}
if (e.we.click.widget == 1) { /* 'Title bar' */
if (widget == 1) { /* 'Title bar' */
StartWindowDrag(w);
return;
}
@@ -179,18 +381,24 @@ static void DispatchLeftClickEvent(Window *w, int x, int y, bool double_click)
if (w->desc_flags & WDF_RESIZABLE && wi->type == WWT_RESIZEBOX) {
StartWindowSizing(w);
w->InvalidateWidget(e.we.click.widget);
w->InvalidateWidget(widget);
return;
}
if (w->desc_flags & WDF_STICKY_BUTTON && wi->type == WWT_STICKYBOX) {
w->flags4 ^= WF_STICKY;
w->InvalidateWidget(e.we.click.widget);
w->InvalidateWidget(widget);
return;
}
}
w->HandleWindowEvent(&e);
Point pt = { x, y };
if (double_click) {
w->OnDoubleClick(pt, widget);
} else {
w->OnClick(pt, widget);
}
}
/**
@@ -201,23 +409,21 @@ static void DispatchLeftClickEvent(Window *w, int x, int y, bool double_click)
*/
static void DispatchRightClickEvent(Window *w, int x, int y)
{
WindowEvent e;
int widget = 0;
/* default tooltips handler? */
if (w->desc_flags & WDF_STD_TOOLTIPS) {
e.we.click.widget = GetWidgetFromPos(w, x, y);
if (e.we.click.widget < 0) return; // exit if clicked outside of widgets
widget = GetWidgetFromPos(w, x, y);
if (widget < 0) return; // exit if clicked outside of widgets
if (w->widget[e.we.click.widget].tooltips != 0) {
GuiShowTooltips(w->widget[e.we.click.widget].tooltips);
if (w->widget[widget].tooltips != 0) {
GuiShowTooltips(w->widget[widget].tooltips);
return;
}
}
e.event = WE_RCLICK;
e.we.click.pt.x = x;
e.we.click.pt.y = y;
w->HandleWindowEvent(&e);
Point pt = { x, y };
w->OnRightClick(pt, widget);
}
/**
@@ -315,7 +521,7 @@ static void DrawOverlappedWindow(Window* const *wz, int left, int top, int right
dp->pitch = _screen.pitch;
dp->dst_ptr = BlitterFactoryBase::GetCurrentBlitter()->MoveTo(_screen.dst_ptr, left, top);
dp->zoom = ZOOM_LVL_NORMAL;
CallWindowEventNP(*wz, WE_PAINT);
(*wz)->OnPaint();
}
/**
@@ -344,20 +550,6 @@ void DrawOverlappedWindowForAll(int left, int top, int right, int bottom)
}
}
/**
* Dispatch an event to a possibly non-existing window.
* If the window pointer w is \c NULL, the event is not dispatched
* @param w Window to dispatch the event to, may be \c NULL
* @param event Event to dispatch
*/
void CallWindowEventNP(Window *w, int event)
{
WindowEvent e;
e.event = event;
w->HandleWindowEvent(&e);
}
/**
* Mark entire window as dirty (in need of re-paint)
* @param w Window to redraw
@@ -437,7 +629,9 @@ Window::~Window()
/* Delete any children a window might have in a head-recursive manner */
delete FindChildWindow(this);
CallWindowEventNP(this, WE_DESTROY);
WindowEvent e;
e.event = WE_DESTROY;
this->HandleWindowEvent(&e);
if (this->viewport != NULL) DeleteWindowViewport(this);
this->SetDirty();
@@ -770,13 +964,13 @@ void Window::Initialize(int x, int y, int min_width, int min_height, int def_wid
ResizeWindow(this, enlarge_x, enlarge_y);
WindowEvent e;
e.event = WE_RESIZE;
e.we.sizing.size.x = this->width;
e.we.sizing.size.y = this->height;
e.we.sizing.diff.x = enlarge_x;
e.we.sizing.diff.y = enlarge_y;
this->HandleWindowEvent(&e);
Point size;
Point diff;
size.x = this->width;
size.y = this->height;
diff.x = enlarge_x;
diff.y = enlarge_y;
this->OnResize(size, diff);
}
int nx = this->left;
@@ -1072,14 +1266,14 @@ static void DecreaseWindowCounters()
w->flags4 &= ~(WF_SCROLL_DOWN | WF_SCROLL_UP);
w->SetDirty();
}
CallWindowEventNP(w, WE_MOUSELOOP);
w->OnMouseLoop();
}
for (wz = _last_z_window; wz != _z_windows;) {
Window *w = *--wz;
if (w->flags4 & WF_TIMEOUT_MASK && !(--w->flags4 & WF_TIMEOUT_MASK)) {
CallWindowEventNP(w, WE_TIMEOUT);
w->OnTimeout();
if (w->desc_flags & WDF_UNCLICK_BUTTONS) w->RaiseButtons();
}
}
@@ -1097,15 +1291,13 @@ static void HandlePlacePresize()
Window *w = GetCallbackWnd();
if (w == NULL) return;
WindowEvent e;
e.we.place.pt = GetTileBelowCursor();
if (e.we.place.pt.x == -1) {
Point pt = GetTileBelowCursor();
if (pt.x == -1) {
_thd.selend.x = -1;
return;
}
e.we.place.tile = TileVirtXY(e.we.place.pt.x, e.we.place.pt.y);
e.event = WE_PLACE_PRESIZE;
w->HandleWindowEvent(&e);
w->OnPlacePresize(pt, TileVirtXY(pt.x, pt.y));
}
static bool HandleDragDrop()
@@ -1117,12 +1309,10 @@ static bool HandleDragDrop()
if (w != NULL) {
/* send an event in client coordinates. */
WindowEvent e;
e.event = WE_DRAGDROP;
e.we.dragdrop.pt.x = _cursor.pos.x - w->left;
e.we.dragdrop.pt.y = _cursor.pos.y - w->top;
e.we.dragdrop.widget = GetWidgetFromPos(w, e.we.dragdrop.pt.x, e.we.dragdrop.pt.y);
w->HandleWindowEvent(&e);
Point pt;
pt.x = _cursor.pos.x - w->left;
pt.y = _cursor.pos.y - w->top;
w->OnDragDrop(pt, GetWidgetFromPos(w, pt.x, pt.y));
}
ResetObjectToPlace();
@@ -1137,11 +1327,8 @@ static bool HandleMouseOver()
/* We changed window, put a MOUSEOVER event to the last window */
if (_mouseover_last_w != NULL && _mouseover_last_w != w) {
/* Reset mouse-over coordinates of previous window */
WindowEvent e;
e.event = WE_MOUSEOVER;
e.we.mouseover.pt.x = -1;
e.we.mouseover.pt.y = -1;
_mouseover_last_w->HandleWindowEvent(&e);
Point pt = { -1, -1 };
_mouseover_last_w->OnMouseOver(pt, 0);
}
/* _mouseover_last_w will get reset when the window is deleted, see DeleteWindow() */
@@ -1149,14 +1336,12 @@ static bool HandleMouseOver()
if (w != NULL) {
/* send an event in client coordinates. */
WindowEvent e;
e.event = WE_MOUSEOVER;
e.we.mouseover.pt.x = _cursor.pos.x - w->left;
e.we.mouseover.pt.y = _cursor.pos.y - w->top;
Point pt = { _cursor.pos.x - w->left, _cursor.pos.y - w->top };
int widget = 0;
if (w->widget != NULL) {
e.we.mouseover.widget = GetWidgetFromPos(w, e.we.mouseover.pt.x, e.we.mouseover.pt.y);
widget = GetWidgetFromPos(w, pt.x, pt.y);
}
w->HandleWindowEvent(&e);
w->OnMouseOver(pt, widget);
}
/* Mouseover never stops execution */
@@ -1360,7 +1545,6 @@ static bool HandleWindowDragging()
w->SetDirty();
return false;
} else if (w->flags4 & WF_SIZING) {
WindowEvent e;
int x, y;
/* Stop the sizing if the left mouse button was released */
@@ -1397,12 +1581,13 @@ static bool HandleWindowDragging()
/* ResizeWindow sets both pre- and after-size to dirty for redrawal */
ResizeWindow(w, x, y);
e.event = WE_RESIZE;
e.we.sizing.size.x = x + w->width;
e.we.sizing.size.y = y + w->height;
e.we.sizing.diff.x = x;
e.we.sizing.diff.y = y;
w->HandleWindowEvent(&e);
Point size;
Point diff;
size.x = x + w->width;
size.y = y + w->height;
diff.x = x;
diff.y = y;
w->OnResize(size, diff);
return false;
}
}
@@ -1493,8 +1678,6 @@ static bool HandleScrollbarScrolling()
static bool HandleViewportScroll()
{
WindowEvent e;
bool scrollwheel_scrolling = _patches.scrollwheel_scrolling == 1 && (_cursor.v_wheel != 0 || _cursor.h_wheel != 0);
if (!_scrolling_viewport) return true;
@@ -1514,25 +1697,25 @@ static bool HandleViewportScroll()
return true;
}
Point delta;
if (_patches.reverse_scroll) {
e.we.scroll.delta.x = -_cursor.delta.x;
e.we.scroll.delta.y = -_cursor.delta.y;
delta.x = -_cursor.delta.x;
delta.y = -_cursor.delta.y;
} else {
e.we.scroll.delta.x = _cursor.delta.x;
e.we.scroll.delta.y = _cursor.delta.y;
delta.x = _cursor.delta.x;
delta.y = _cursor.delta.y;
}
if (scrollwheel_scrolling) {
/* We are using scrollwheels for scrolling */
e.we.scroll.delta.x = _cursor.h_wheel;
e.we.scroll.delta.y = _cursor.v_wheel;
delta.x = _cursor.h_wheel;
delta.y = _cursor.v_wheel;
_cursor.v_wheel = 0;
_cursor.h_wheel = 0;
}
/* Create a scroll-event and send it to the window */
e.event = WE_SCROLL;
w->HandleWindowEvent(&e);
w->OnScroll(delta);
_cursor.delta.x = 0;
_cursor.delta.y = 0;
@@ -1592,11 +1775,10 @@ static bool MaybeBringWindowToFront(const Window *w)
}
/** Handle keyboard input.
* @param key Lower 8 bits contain the ASCII character, the higher 16 bits the keycode
* @param raw_key Lower 8 bits contain the ASCII character, the higher 16 bits the keycode
*/
void HandleKeypress(uint32 key)
void HandleKeypress(uint32 raw_key)
{
WindowEvent e;
/* Stores if a window with a textfield for typing is open
* If this is the case, keypress events are only passed to windows with text fields and
* to thein this main toolbar. */
@@ -1614,10 +1796,8 @@ void HandleKeypress(uint32 key)
if (!IsGeneratingWorld()) _current_player = _local_player;
/* Setup event */
e.event = WE_KEYPRESS;
e.we.keypress.key = GB(key, 0, 16);
e.we.keypress.keycode = GB(key, 16, 16);
e.we.keypress.cont = true;
uint16 key = GB(raw_key, 0, 16);
uint16 keycode = GB(raw_key, 16, 16);
/*
* The Unicode standard defines an area called the private use area. Code points in this
@@ -1626,12 +1806,12 @@ void HandleKeypress(uint32 key)
* on a system running OS X. We don't want these keys to show up in text fields and such,
* and thus we have to clear the unicode character when we encounter such a key.
*/
if (e.we.keypress.key >= 0xE000 && e.we.keypress.key <= 0xF8FF) e.we.keypress.key = 0;
if (key >= 0xE000 && key <= 0xF8FF) key = 0;
/*
* If both key and keycode is zero, we don't bother to process the event.
*/
if (e.we.keypress.key == 0 && e.we.keypress.keycode == 0) return;
if (key == 0 && keycode == 0) return;
/* check if we have a query string window open before allowing hotkeys */
if (FindWindowById(WC_QUERY_STRING, 0) != NULL ||
@@ -1657,15 +1837,13 @@ void HandleKeypress(uint32 key)
w->window_class != WC_COMPANY_PASSWORD_WINDOW) {
continue;
}
w->HandleWindowEvent(&e);
if (!e.we.keypress.cont) break;
;
if (!w->OnKeyPress(key, keycode)) return;
}
if (e.we.keypress.cont) {
Window *w = FindWindowById(WC_MAIN_TOOLBAR, 0);
/* When there is no toolbar w is null, check for that */
if (w != NULL) w->HandleWindowEvent(&e);
}
Window *w = FindWindowById(WC_MAIN_TOOLBAR, 0);
/* When there is no toolbar w is null, check for that */
if (w != NULL) w->OnKeyPress(key, keycode);
}
/**
@@ -1673,16 +1851,10 @@ void HandleKeypress(uint32 key)
*/
void HandleCtrlChanged()
{
WindowEvent e;
e.event = WE_CTRL_CHANGED;
e.we.ctrl.cont = true;
/* Call the event, start with the uppermost window. */
for (Window* const *wz = _last_z_window; wz != _z_windows;) {
Window *w = *--wz;
w->HandleWindowEvent(&e);
if (!e.we.ctrl.cont) break;
if (!w->OnCTRLStateChange()) break;
}
}
@@ -1775,13 +1947,8 @@ void MouseLoop(MouseClick click, int mousewheel)
if (mousewheel != 0) {
if (_patches.scrollwheel_scrolling == 0) {
/* Scrollwheel is in zoom mode. Make the zoom event. */
WindowEvent e;
/* Send WE_MOUSEWHEEL event to window */
e.event = WE_MOUSEWHEEL;
e.we.wheel.wheel = mousewheel;
w->HandleWindowEvent(&e);
w->OnMouseWheel(mousewheel);
}
/* Dispatch a MouseWheelEvent for widgets if it is not a viewport */
@@ -1910,7 +2077,7 @@ void UpdateWindows()
if (t >= 100) {
for (wz = _last_z_window; wz != _z_windows;) {
CallWindowEventNP(*--wz, WE_100_TICKS);
(*--wz)->OnHundredthTick();
}
t = 0;
}
@@ -1987,12 +2154,7 @@ void InvalidateWindowClasses(WindowClass cls)
*/
void InvalidateThisWindowData(Window *w, int data)
{
WindowEvent e;
e.event = WE_INVALIDATE_DATA;
e.we.invalidate.data = data;
w->HandleWindowEvent(&e);
w->OnInvalidateData(data);
w->SetDirty();
}
@@ -2030,7 +2192,7 @@ void InvalidateWindowClassesData(WindowClass cls, int data)
void CallWindowTickEvent()
{
for (Window * const *wz = _last_z_window; wz != _z_windows;) {
CallWindowEventNP(*--wz, WE_TICK);
(*--wz)->OnTick();
}
}
@@ -2147,13 +2309,13 @@ void RelocateAllWindows(int neww, int newh)
if (neww - w->width != 0) {
ResizeWindow(w, min(neww, 640) - w->width, 0);
WindowEvent e;
e.event = WE_RESIZE;
e.we.sizing.size.x = w->width;
e.we.sizing.size.y = w->height;
e.we.sizing.diff.x = neww - w->width;
e.we.sizing.diff.y = 0;
w->HandleWindowEvent(&e);
Point size;
Point delta;
size.x = w->width;
size.y = w->height;
delta.x = neww - w->width;
delta.y = 0;
w->OnResize(size, delta);
}
top = w->top;